diff options
Diffstat (limited to 'src/modules')
256 files changed, 20564 insertions, 15248 deletions
diff --git a/src/modules/att_pos_estimator_ekf/KalmanNav.cpp b/src/modules/att_pos_estimator_ekf/KalmanNav.cpp deleted file mode 100644 index 5cf84542b..000000000 --- a/src/modules/att_pos_estimator_ekf/KalmanNav.cpp +++ /dev/null @@ -1,812 +0,0 @@ -/**************************************************************************** - * - * Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/** - * @file KalmanNav.cpp - * - * Kalman filter navigation code - */ - -#include <poll.h> - -#include "KalmanNav.hpp" -#include <systemlib/err.h> -#include <geo/geo.h> - -// constants -// Titterton pg. 52 -static const float omega = 7.2921150e-5f; // earth rotation rate, rad/s -static const float R0 = 6378137.0f; // earth radius, m -static const float g0 = 9.806f; // standard gravitational accel. m/s^2 -static const int8_t ret_ok = 0; // no error in function -static const int8_t ret_error = -1; // error occurred - -KalmanNav::KalmanNav(SuperBlock *parent, const char *name) : - SuperBlock(parent, name), - // subscriptions - _sensors(&getSubscriptions(), ORB_ID(sensor_combined), 5), // limit to 200 Hz - _gps(&getSubscriptions(), ORB_ID(vehicle_gps_position), 100), // limit to 10 Hz - _param_update(&getSubscriptions(), ORB_ID(parameter_update), 1000), // limit to 1 Hz - // publications - _pos(&getPublications(), ORB_ID(vehicle_global_position)), - _localPos(&getPublications(), ORB_ID(vehicle_local_position)), - _att(&getPublications(), ORB_ID(vehicle_attitude)), - // timestamps - _pubTimeStamp(hrt_absolute_time()), - _predictTimeStamp(hrt_absolute_time()), - _attTimeStamp(hrt_absolute_time()), - _outTimeStamp(hrt_absolute_time()), - // frame count - _navFrames(0), - // miss counts - _miss(0), - // accelerations - fN(0), fE(0), fD(0), - // state - phi(0), theta(0), psi(0), - vN(0), vE(0), vD(0), - lat(0), lon(0), alt(0), - lat0(0), lon0(0), alt0(0), - // parameters for ground station - _vGyro(this, "V_GYRO"), - _vAccel(this, "V_ACCEL"), - _rMag(this, "R_MAG"), - _rGpsVel(this, "R_GPS_VEL"), - _rGpsPos(this, "R_GPS_POS"), - _rGpsAlt(this, "R_GPS_ALT"), - _rPressAlt(this, "R_PRESS_ALT"), - _rAccel(this, "R_ACCEL"), - _magDip(this, "ENV_MAG_DIP"), - _magDec(this, "ENV_MAG_DEC"), - _g(this, "ENV_G"), - _faultPos(this, "FAULT_POS"), - _faultAtt(this, "FAULT_ATT"), - _attitudeInitialized(false), - _positionInitialized(false), - _attitudeInitCounter(0) -{ - using namespace math; - - memset(&ref, 0, sizeof(ref)); - - F.zero(); - G.zero(); - V.zero(); - HAtt.zero(); - RAtt.zero(); - HPos.zero(); - RPos.zero(); - - // initial state covariance matrix - P0.identity(); - P0 *= 0.01f; - P = P0; - - // initial state - phi = 0.0f; - theta = 0.0f; - psi = 0.0f; - vN = 0.0f; - vE = 0.0f; - vD = 0.0f; - lat = 0.0f; - lon = 0.0f; - alt = 0.0f; - - // initialize rotation quaternion with a single raw sensor measurement - _sensors.update(); - q = init( - _sensors.accelerometer_m_s2[0], - _sensors.accelerometer_m_s2[1], - _sensors.accelerometer_m_s2[2], - _sensors.magnetometer_ga[0], - _sensors.magnetometer_ga[1], - _sensors.magnetometer_ga[2]); - - // initialize dcm - C_nb = q.to_dcm(); - - // HPos is constant - HPos(0, 3) = 1.0f; - HPos(1, 4) = 1.0f; - HPos(2, 6) = 1.0e7f * M_RAD_TO_DEG_F; - HPos(3, 7) = 1.0e7f * M_RAD_TO_DEG_F; - HPos(4, 8) = 1.0f; - HPos(5, 8) = 1.0f; - - // initialize all parameters - updateParams(); -} - -math::Quaternion KalmanNav::init(float ax, float ay, float az, float mx, float my, float mz) -{ - float initialRoll, initialPitch; - float cosRoll, sinRoll, cosPitch, sinPitch; - float magX, magY; - float initialHdg, cosHeading, sinHeading; - - initialRoll = atan2(-ay, -az); - initialPitch = atan2(ax, -az); - - cosRoll = cosf(initialRoll); - sinRoll = sinf(initialRoll); - cosPitch = cosf(initialPitch); - sinPitch = sinf(initialPitch); - - magX = mx * cosPitch + my * sinRoll * sinPitch + mz * cosRoll * sinPitch; - - magY = my * cosRoll - mz * sinRoll; - - initialHdg = atan2f(-magY, magX); - - cosRoll = cosf(initialRoll * 0.5f); - sinRoll = sinf(initialRoll * 0.5f); - - cosPitch = cosf(initialPitch * 0.5f); - sinPitch = sinf(initialPitch * 0.5f); - - cosHeading = cosf(initialHdg * 0.5f); - sinHeading = sinf(initialHdg * 0.5f); - - float q0 = cosRoll * cosPitch * cosHeading + sinRoll * sinPitch * sinHeading; - float q1 = sinRoll * cosPitch * cosHeading - cosRoll * sinPitch * sinHeading; - float q2 = cosRoll * sinPitch * cosHeading + sinRoll * cosPitch * sinHeading; - float q3 = cosRoll * cosPitch * sinHeading - sinRoll * sinPitch * cosHeading; - - return math::Quaternion(q0, q1, q2, q3); - -} - -void KalmanNav::update() -{ - using namespace math; - - struct pollfd fds[1]; - fds[0].fd = _sensors.getHandle(); - fds[0].events = POLLIN; - - // poll for new data - int ret = poll(fds, 1, 1000); - - if (ret < 0) { - // XXX this is seriously bad - should be an emergency - return; - - } else if (ret == 0) { // timeout - return; - } - - // get new timestamp - uint64_t newTimeStamp = hrt_absolute_time(); - - // check updated subscriptions - if (_param_update.updated()) updateParams(); - - bool gpsUpdate = _gps.updated(); - bool sensorsUpdate = _sensors.updated(); - - // get new information from subscriptions - // this clears update flag - updateSubscriptions(); - - // initialize attitude when sensors online - if (!_attitudeInitialized && sensorsUpdate) { - if (correctAtt() == ret_ok) _attitudeInitCounter++; - - if (_attitudeInitCounter > 100) { - warnx("initialized EKF attitude"); - warnx("phi: %8.4f, theta: %8.4f, psi: %8.4f", - double(phi), double(theta), double(psi)); - _attitudeInitialized = true; - } - } - - // initialize position when gps received - if (!_positionInitialized && - _attitudeInitialized && // wait for attitude first - gpsUpdate && - _gps.fix_type > 2 - //&& _gps.counter_pos_valid > 10 - ) { - vN = _gps.vel_n_m_s; - vE = _gps.vel_e_m_s; - vD = _gps.vel_d_m_s; - setLatDegE7(_gps.lat); - setLonDegE7(_gps.lon); - setAltE3(_gps.alt); - // set reference position for - // local position - lat0 = lat; - lon0 = lon; - alt0 = alt; - map_projection_init(&ref, lat0, lon0); - _positionInitialized = true; - warnx("initialized EKF state with GPS"); - warnx("vN: %8.4f, vE: %8.4f, vD: %8.4f, lat: %8.4f, lon: %8.4f, alt: %8.4f", - double(vN), double(vE), double(vD), - lat, lon, double(alt)); - } - - // prediction step - // using sensors timestamp so we can account for packet lag - float dt = (_sensors.timestamp - _predictTimeStamp) / 1.0e6f; - //printf("dt: %15.10f\n", double(dt)); - _predictTimeStamp = _sensors.timestamp; - - // don't predict if time greater than a second - if (dt < 1.0f) { - predictState(dt); - predictStateCovariance(dt); - // count fast frames - _navFrames += 1; - } - - // count times 100 Hz rate isn't met - if (dt > 0.01f) _miss++; - - // gps correction step - if (_positionInitialized && gpsUpdate) { - correctPos(); - } - - // attitude correction step - if (_attitudeInitialized // initialized - && sensorsUpdate // new data - && _sensors.timestamp - _attTimeStamp > 1e6 / 50 // 50 Hz - ) { - _attTimeStamp = _sensors.timestamp; - correctAtt(); - } - - // publication - if (newTimeStamp - _pubTimeStamp > 1e6 / 50) { // 50 Hz - _pubTimeStamp = newTimeStamp; - - updatePublications(); - } - - // output - if (newTimeStamp - _outTimeStamp > 10e6) { // 0.1 Hz - _outTimeStamp = newTimeStamp; - //printf("nav: %4d Hz, miss #: %4d\n", - // _navFrames / 10, _miss / 10); - _navFrames = 0; - _miss = 0; - } -} - -void KalmanNav::updatePublications() -{ - using namespace math; - - // global position publication - _pos.timestamp = _pubTimeStamp; - _pos.time_gps_usec = _gps.timestamp_position; - _pos.lat = lat * M_RAD_TO_DEG; - _pos.lon = lon * M_RAD_TO_DEG; - _pos.alt = float(alt); - _pos.vel_n = vN; - _pos.vel_e = vE; - _pos.vel_d = vD; - _pos.yaw = psi; - - // local position publication - float x; - float y; - bool landed = alt < (alt0 + 0.1); // XXX improve? - map_projection_project(&ref, lat, lon, &x, &y); - _localPos.timestamp = _pubTimeStamp; - _localPos.xy_valid = true; - _localPos.z_valid = true; - _localPos.v_xy_valid = true; - _localPos.v_z_valid = true; - _localPos.x = x; - _localPos.y = y; - _localPos.z = alt0 - alt; - _localPos.vx = vN; - _localPos.vy = vE; - _localPos.vz = vD; - _localPos.yaw = psi; - _localPos.xy_global = true; - _localPos.z_global = true; - _localPos.ref_timestamp = _pubTimeStamp; - _localPos.ref_lat = lat * M_RAD_TO_DEG; - _localPos.ref_lon = lon * M_RAD_TO_DEG; - _localPos.ref_alt = 0; - _localPos.landed = landed; - - // attitude publication - _att.timestamp = _pubTimeStamp; - _att.roll = phi; - _att.pitch = theta; - _att.yaw = psi; - _att.rollspeed = _sensors.gyro_rad_s[0]; - _att.pitchspeed = _sensors.gyro_rad_s[1]; - _att.yawspeed = _sensors.gyro_rad_s[2]; - // TODO, add gyro offsets to filter - _att.rate_offsets[0] = 0.0f; - _att.rate_offsets[1] = 0.0f; - _att.rate_offsets[2] = 0.0f; - - for (int i = 0; i < 3; i++) for (int j = 0; j < 3; j++) - _att.R[i][j] = C_nb(i, j); - - for (int i = 0; i < 4; i++) _att.q[i] = q(i); - - _att.R_valid = true; - _att.q_valid = true; - - // selectively update publications, - // do NOT call superblock do-all method - if (_positionInitialized) { - _pos.update(); - _localPos.update(); - } - - if (_attitudeInitialized) - _att.update(); -} - -int KalmanNav::predictState(float dt) -{ - using namespace math; - - // trig - float sinL = sinf(lat); - float cosL = cosf(lat); - float cosLSing = cosf(lat); - - // prevent singularity - if (fabsf(cosLSing) < 0.01f) { - if (cosLSing > 0) cosLSing = 0.01; - else cosLSing = -0.01; - } - - // attitude prediction - if (_attitudeInitialized) { - Vector<3> w(_sensors.gyro_rad_s); - - // attitude - q = q + q.derivative(w) * dt; - - // renormalize quaternion if needed - if (fabsf(q.length() - 1.0f) > 1e-4f) { - q.normalize(); - } - - // C_nb update - C_nb = q.to_dcm(); - - // euler update - Vector<3> euler = C_nb.to_euler(); - phi = euler.data[0]; - theta = euler.data[1]; - psi = euler.data[2]; - - // specific acceleration in nav frame - Vector<3> accelB(_sensors.accelerometer_m_s2); - Vector<3> accelN = C_nb * accelB; - fN = accelN(0); - fE = accelN(1); - fD = accelN(2); - } - - // position prediction - if (_positionInitialized) { - // neglects angular deflections in local gravity - // see Titerton pg. 70 - float R = R0 + float(alt); - float LDot = vN / R; - float lDot = vE / (cosLSing * R); - float rotRate = 2 * omega + lDot; - - // XXX position prediction using speed - float vNDot = fN - vE * rotRate * sinL + - vD * LDot; - float vDDot = fD - vE * rotRate * cosL - - vN * LDot + _g.get(); - float vEDot = fE + vN * rotRate * sinL + - vDDot * rotRate * cosL; - - // rectangular integration - vN += vNDot * dt; - vE += vEDot * dt; - vD += vDDot * dt; - lat += double(LDot * dt); - lon += double(lDot * dt); - alt += double(-vD * dt); - } - - return ret_ok; -} - -int KalmanNav::predictStateCovariance(float dt) -{ - using namespace math; - - // trig - float sinL = sinf(lat); - float cosL = cosf(lat); - float cosLSq = cosL * cosL; - float tanL = tanf(lat); - - // prepare for matrix - float R = R0 + float(alt); - float RSq = R * R; - - // F Matrix - // Titterton pg. 291 - - F(0, 1) = -(omega * sinL + vE * tanL / R); - F(0, 2) = vN / R; - F(0, 4) = 1.0f / R; - F(0, 6) = -omega * sinL; - F(0, 8) = -vE / RSq; - - F(1, 0) = omega * sinL + vE * tanL / R; - F(1, 2) = omega * cosL + vE / R; - F(1, 3) = -1.0f / R; - F(1, 8) = vN / RSq; - - F(2, 0) = -vN / R; - F(2, 1) = -omega * cosL - vE / R; - F(2, 4) = -tanL / R; - F(2, 6) = -omega * cosL - vE / (R * cosLSq); - F(2, 8) = vE * tanL / RSq; - - F(3, 1) = -fD; - F(3, 2) = fE; - F(3, 3) = vD / R; - F(3, 4) = -2 * (omega * sinL + vE * tanL / R); - F(3, 5) = vN / R; - F(3, 6) = -vE * (2 * omega * cosL + vE / (R * cosLSq)); - F(3, 8) = (vE * vE * tanL - vN * vD) / RSq; - - F(4, 0) = fD; - F(4, 2) = -fN; - F(4, 3) = 2 * omega * sinL + vE * tanL / R; - F(4, 4) = (vN * tanL + vD) / R; - F(4, 5) = 2 * omega * cosL + vE / R; - F(4, 6) = 2 * omega * (vN * cosL - vD * sinL) + - vN * vE / (R * cosLSq); - F(4, 8) = -vE * (vN * tanL + vD) / RSq; - - F(5, 0) = -fE; - F(5, 1) = fN; - F(5, 3) = -2 * vN / R; - F(5, 4) = -2 * (omega * cosL + vE / R); - F(5, 6) = 2 * omega * vE * sinL; - F(5, 8) = (vN * vN + vE * vE) / RSq; - - F(6, 3) = 1 / R; - F(6, 8) = -vN / RSq; - - F(7, 4) = 1 / (R * cosL); - F(7, 6) = vE * tanL / (R * cosL); - F(7, 8) = -vE / (cosL * RSq); - - F(8, 5) = -1; - - // G Matrix - // Titterton pg. 291 - G(0, 0) = -C_nb(0, 0); - G(0, 1) = -C_nb(0, 1); - G(0, 2) = -C_nb(0, 2); - G(1, 0) = -C_nb(1, 0); - G(1, 1) = -C_nb(1, 1); - G(1, 2) = -C_nb(1, 2); - G(2, 0) = -C_nb(2, 0); - G(2, 1) = -C_nb(2, 1); - G(2, 2) = -C_nb(2, 2); - - G(3, 3) = C_nb(0, 0); - G(3, 4) = C_nb(0, 1); - G(3, 5) = C_nb(0, 2); - G(4, 3) = C_nb(1, 0); - G(4, 4) = C_nb(1, 1); - G(4, 5) = C_nb(1, 2); - G(5, 3) = C_nb(2, 0); - G(5, 4) = C_nb(2, 1); - G(5, 5) = C_nb(2, 2); - - // continuous prediction equations - // for discrete time EKF - // http://en.wikipedia.org/wiki/Extended_Kalman_filter - P = P + (F * P + P * F.transposed() + G * V * G.transposed()) * dt; - - return ret_ok; -} - -int KalmanNav::correctAtt() -{ - using namespace math; - - // trig - float cosPhi = cosf(phi); - float cosTheta = cosf(theta); - // float cosPsi = cosf(psi); - float sinPhi = sinf(phi); - float sinTheta = sinf(theta); - // float sinPsi = sinf(psi); - - // mag predicted measurement - // choosing some typical magnetic field properties, - // TODO dip/dec depend on lat/ lon/ time - //float dip = _magDip.get() / M_RAD_TO_DEG_F; // dip, inclination with level - float dec = _magDec.get() / M_RAD_TO_DEG_F; // declination, clockwise rotation from north - - // compensate roll and pitch, but not yaw - // XXX take the vectors out of the C_nb matrix to avoid singularities - math::Matrix<3,3> C_rp; - C_rp.from_euler(phi, theta, 0.0f);//C_nb.transposed(); - - // mag measurement - Vector<3> magBody(_sensors.magnetometer_ga); - - // transform to earth frame - Vector<3> magNav = C_rp * magBody; - - // calculate error between estimate and measurement - // apply declination correction for true heading as well. - float yMag = -atan2f(magNav(1),magNav(0)) - psi - dec; - if (yMag > M_PI_F) yMag -= 2*M_PI_F; - if (yMag < -M_PI_F) yMag += 2*M_PI_F; - - // accel measurement - Vector<3> zAccel(_sensors.accelerometer_m_s2); - float accelMag = zAccel.length(); - zAccel.normalize(); - - // ignore accel correction when accel mag not close to g - Matrix<4,4> RAttAdjust = RAtt; - - bool ignoreAccel = fabsf(accelMag - _g.get()) > 1.1f; - - if (ignoreAccel) { - RAttAdjust(1, 1) = 1.0e10; - RAttAdjust(2, 2) = 1.0e10; - RAttAdjust(3, 3) = 1.0e10; - - } else { - //printf("correcting attitude with accel\n"); - } - - // accel predicted measurement - Vector<3> zAccelHat = (C_nb.transposed() * Vector<3>(0, 0, -_g.get())).normalized(); - - // calculate residual - Vector<4> y(yMag, zAccel(0) - zAccelHat(0), zAccel(1) - zAccelHat(1), zAccel(2) - zAccelHat(2)); - - // HMag - HAtt(0, 2) = 1; - - // HAccel - HAtt(1, 1) = cosTheta; - HAtt(2, 0) = -cosPhi * cosTheta; - HAtt(2, 1) = sinPhi * sinTheta; - HAtt(3, 0) = sinPhi * cosTheta; - HAtt(3, 1) = cosPhi * sinTheta; - - // compute correction - // http://en.wikipedia.org/wiki/Extended_Kalman_filter - Matrix<4, 4> S = HAtt * P * HAtt.transposed() + RAttAdjust; // residual covariance - Matrix<9, 4> K = P * HAtt.transposed() * S.inversed(); - Vector<9> xCorrect = K * y; - - // check correciton is sane - for (size_t i = 0; i < xCorrect.get_size(); i++) { - float val = xCorrect(i); - - if (isnan(val) || isinf(val)) { - // abort correction and return - warnx("numerical failure in att correction"); - // reset P matrix to P0 - P = P0; - return ret_error; - } - } - - // correct state - if (!ignoreAccel) { - phi += xCorrect(PHI); - theta += xCorrect(THETA); - } - - psi += xCorrect(PSI); - - // attitude also affects nav velocities - if (_positionInitialized) { - vN += xCorrect(VN); - vE += xCorrect(VE); - vD += xCorrect(VD); - } - - // update state covariance - // http://en.wikipedia.org/wiki/Extended_Kalman_filter - P = P - K * HAtt * P; - - // fault detection - float beta = y * (S.inversed() * y); - - if (beta > _faultAtt.get()) { - warnx("fault in attitude: beta = %8.4f", (double)beta); - warnx("y:"); y.print(); - } - - // update quaternions from euler - // angle correction - q.from_euler(phi, theta, psi); - - return ret_ok; -} - -int KalmanNav::correctPos() -{ - using namespace math; - - // residual - Vector<6> y; - y(0) = _gps.vel_n_m_s - vN; - y(1) = _gps.vel_e_m_s - vE; - y(2) = double(_gps.lat) - double(lat) * 1.0e7 * M_RAD_TO_DEG; - y(3) = double(_gps.lon) - double(lon) * 1.0e7 * M_RAD_TO_DEG; - y(4) = _gps.alt / 1.0e3f - alt; - y(5) = _sensors.baro_alt_meter - alt; - - // compute correction - // http://en.wikipedia.org/wiki/Extended_Kalman_filter - Matrix<6,6> S = HPos * P * HPos.transposed() + RPos; // residual covariance - Matrix<9,6> K = P * HPos.transposed() * S.inversed(); - Vector<9> xCorrect = K * y; - - // check correction is sane - for (size_t i = 0; i < xCorrect.get_size(); i++) { - float val = xCorrect(i); - - if (!isfinite(val)) { - // abort correction and return - warnx("numerical failure in gps correction"); - // fallback to GPS - vN = _gps.vel_n_m_s; - vE = _gps.vel_e_m_s; - vD = _gps.vel_d_m_s; - setLatDegE7(_gps.lat); - setLonDegE7(_gps.lon); - setAltE3(_gps.alt); - // reset P matrix to P0 - P = P0; - return ret_error; - } - } - - // correct state - vN += xCorrect(VN); - vE += xCorrect(VE); - vD += xCorrect(VD); - lat += double(xCorrect(LAT)); - lon += double(xCorrect(LON)); - alt += xCorrect(ALT); - - // update state covariance - // http://en.wikipedia.org/wiki/Extended_Kalman_filter - P = P - K * HPos * P; - - // fault detetcion - float beta = y * (S.inversed() * y); - - static int counter = 0; - if (beta > _faultPos.get() && (counter % 10 == 0)) { - warnx("fault in gps: beta = %8.4f", (double)beta); - warnx("Y/N: vN: %8.4f, vE: %8.4f, lat: %8.4f, lon: %8.4f, alt: %8.4f, baro: %8.4f", - double(y(0) / sqrtf(RPos(0, 0))), - double(y(1) / sqrtf(RPos(1, 1))), - double(y(2) / sqrtf(RPos(2, 2))), - double(y(3) / sqrtf(RPos(3, 3))), - double(y(4) / sqrtf(RPos(4, 4))), - double(y(5) / sqrtf(RPos(5, 5)))); - } - counter++; - - return ret_ok; -} - -void KalmanNav::updateParams() -{ - using namespace math; - using namespace control; - SuperBlock::updateParams(); - - // gyro noise - V(0, 0) = _vGyro.get(); // gyro x, rad/s - V(1, 1) = _vGyro.get(); // gyro y - V(2, 2) = _vGyro.get(); // gyro z - - // accel noise - V(3, 3) = _vAccel.get(); // accel x, m/s^2 - V(4, 4) = _vAccel.get(); // accel y - V(5, 5) = _vAccel.get(); // accel z - - // magnetometer noise - float noiseMin = 1e-6f; - float noiseMagSq = _rMag.get() * _rMag.get(); - - if (noiseMagSq < noiseMin) noiseMagSq = noiseMin; - - RAtt(0, 0) = noiseMagSq; // normalized direction - - // accelerometer noise - float noiseAccelSq = _rAccel.get() * _rAccel.get(); - - // bound noise to prevent singularities - if (noiseAccelSq < noiseMin) noiseAccelSq = noiseMin; - - RAtt(1, 1) = noiseAccelSq; // normalized direction - RAtt(2, 2) = noiseAccelSq; - RAtt(3, 3) = noiseAccelSq; - - // gps noise - float R = R0 + float(alt); - float cosLSing = cosf(lat); - - // prevent singularity - if (fabsf(cosLSing) < 0.01f) { - if (cosLSing > 0) cosLSing = 0.01; - else cosLSing = -0.01; - } - - float noiseVel = _rGpsVel.get(); - float noiseLatDegE7 = 1.0e7f * M_RAD_TO_DEG_F * _rGpsPos.get() / R; - float noiseLonDegE7 = noiseLatDegE7 / cosLSing; - float noiseGpsAlt = _rGpsAlt.get(); - float noisePressAlt = _rPressAlt.get(); - - // bound noise to prevent singularities - if (noiseVel < noiseMin) noiseVel = noiseMin; - - if (noiseLatDegE7 < noiseMin) noiseLatDegE7 = noiseMin; - - if (noiseLonDegE7 < noiseMin) noiseLonDegE7 = noiseMin; - - if (noiseGpsAlt < noiseMin) noiseGpsAlt = noiseMin; - - if (noisePressAlt < noiseMin) noisePressAlt = noiseMin; - - RPos(0, 0) = noiseVel * noiseVel; // vn - RPos(1, 1) = noiseVel * noiseVel; // ve - RPos(2, 2) = noiseLatDegE7 * noiseLatDegE7; // lat - RPos(3, 3) = noiseLonDegE7 * noiseLonDegE7; // lon - RPos(4, 4) = noiseGpsAlt * noiseGpsAlt; // h - RPos(5, 5) = noisePressAlt * noisePressAlt; // h - // XXX, note that RPos depends on lat, so updateParams should - // be called if lat changes significantly -} diff --git a/src/modules/att_pos_estimator_ekf/KalmanNav.hpp b/src/modules/att_pos_estimator_ekf/KalmanNav.hpp deleted file mode 100644 index 24df153cb..000000000 --- a/src/modules/att_pos_estimator_ekf/KalmanNav.hpp +++ /dev/null @@ -1,194 +0,0 @@ -/**************************************************************************** - * - * Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/** - * @file KalmanNav.hpp - * - * kalman filter navigation code - */ - -#pragma once - -//#define MATRIX_ASSERT -//#define VECTOR_ASSERT - -#include <nuttx/config.h> - -#include <mathlib/mathlib.h> -#include <controllib/blocks.hpp> -#include <controllib/block/BlockParam.hpp> -#include <uORB/Subscription.hpp> -#include <uORB/Publication.hpp> -#include <lib/geo/geo.h> - -#include <uORB/topics/vehicle_attitude.h> -#include <uORB/topics/vehicle_global_position.h> -#include <uORB/topics/vehicle_local_position.h> -#include <uORB/topics/sensor_combined.h> -#include <uORB/topics/vehicle_gps_position.h> -#include <uORB/topics/parameter_update.h> - -#include <drivers/drv_accel.h> -#include <drivers/drv_gyro.h> -#include <drivers/drv_mag.h> - -#include <drivers/drv_hrt.h> -#include <poll.h> -#include <unistd.h> - -/** - * Kalman filter navigation class - * http://en.wikipedia.org/wiki/Extended_Kalman_filter - * Discrete-time extended Kalman filter - */ -class KalmanNav : public control::SuperBlock -{ -public: - /** - * Constructor - */ - KalmanNav(SuperBlock *parent, const char *name); - - /** - * Deconstuctor - */ - - virtual ~KalmanNav() {}; - - math::Quaternion init(float ax, float ay, float az, float mx, float my, float mz); - - /** - * The main callback function for the class - */ - void update(); - - - /** - * Publication update - */ - virtual void updatePublications(); - - /** - * State prediction - * Continuous, non-linear - */ - int predictState(float dt); - - /** - * State covariance prediction - * Continuous, linear - */ - int predictStateCovariance(float dt); - - /** - * Attitude correction - */ - int correctAtt(); - - /** - * Position correction - */ - int correctPos(); - - /** - * Overloaded update parameters - */ - virtual void updateParams(); -protected: - // kalman filter - math::Matrix<9,9> F; /**< Jacobian(f,x), where dx/dt = f(x,u) */ - math::Matrix<9,6> G; /**< noise shaping matrix for gyro/accel */ - math::Matrix<9,9> P; /**< state covariance matrix */ - math::Matrix<9,9> P0; /**< initial state covariance matrix */ - math::Matrix<6,6> V; /**< gyro/ accel noise matrix */ - math::Matrix<4,9> HAtt; /**< attitude measurement matrix */ - math::Matrix<4,4> RAtt; /**< attitude measurement noise matrix */ - math::Matrix<6,9> HPos; /**< position measurement jacobian matrix */ - math::Matrix<6,6> RPos; /**< position measurement noise matrix */ - // attitude - math::Matrix<3,3> C_nb; /**< direction cosine matrix from body to nav frame */ - math::Quaternion q; /**< quaternion from body to nav frame */ - // subscriptions - uORB::Subscription<sensor_combined_s> _sensors; /**< sensors sub. */ - uORB::Subscription<vehicle_gps_position_s> _gps; /**< gps sub. */ - uORB::Subscription<parameter_update_s> _param_update; /**< parameter update sub. */ - // publications - uORB::Publication<vehicle_global_position_s> _pos; /**< position pub. */ - uORB::Publication<vehicle_local_position_s> _localPos; /**< local position pub. */ - uORB::Publication<vehicle_attitude_s> _att; /**< attitude pub. */ - // time stamps - uint64_t _pubTimeStamp; /**< output data publication time stamp */ - uint64_t _predictTimeStamp; /**< prediction time stamp */ - uint64_t _attTimeStamp; /**< attitude correction time stamp */ - uint64_t _outTimeStamp; /**< output time stamp */ - // frame count - uint16_t _navFrames; /**< navigation frames completed in output cycle */ - // miss counts - uint16_t _miss; /**< number of times fast prediction loop missed */ - // accelerations - float fN, fE, fD; /**< navigation frame acceleration */ - // states - enum {PHI = 0, THETA, PSI, VN, VE, VD, LAT, LON, ALT}; /**< state enumeration */ - float phi, theta, psi; /**< 3-2-1 euler angles */ - float vN, vE, vD; /**< navigation velocity, m/s */ - double lat, lon; /**< lat, lon radians */ - // parameters - float alt; /**< altitude, meters */ - double lat0, lon0; /**< reference latitude and longitude */ - struct map_projection_reference_s ref; /**< local projection reference */ - float alt0; /**< refeerence altitude (ground height) */ - control::BlockParamFloat _vGyro; /**< gyro process noise */ - control::BlockParamFloat _vAccel; /**< accelerometer process noise */ - control::BlockParamFloat _rMag; /**< magnetometer measurement noise */ - control::BlockParamFloat _rGpsVel; /**< gps velocity measurement noise */ - control::BlockParamFloat _rGpsPos; /**< gps position measurement noise */ - control::BlockParamFloat _rGpsAlt; /**< gps altitude measurement noise */ - control::BlockParamFloat _rPressAlt; /**< press altitude measurement noise */ - control::BlockParamFloat _rAccel; /**< accelerometer measurement noise */ - control::BlockParamFloat _magDip; /**< magnetic inclination with level */ - control::BlockParamFloat _magDec; /**< magnetic declination, clockwise rotation */ - control::BlockParamFloat _g; /**< gravitational constant */ - control::BlockParamFloat _faultPos; /**< fault detection threshold for position */ - control::BlockParamFloat _faultAtt; /**< fault detection threshold for attitude */ - // status - bool _attitudeInitialized; - bool _positionInitialized; - uint16_t _attitudeInitCounter; - // accessors - int32_t getLatDegE7() { return int32_t(lat * 1.0e7 * M_RAD_TO_DEG); } - void setLatDegE7(int32_t val) { lat = val / 1.0e7 / M_RAD_TO_DEG; } - int32_t getLonDegE7() { return int32_t(lon * 1.0e7 * M_RAD_TO_DEG); } - void setLonDegE7(int32_t val) { lon = val / 1.0e7 / M_RAD_TO_DEG; } - int32_t getAltE3() { return int32_t(alt * 1.0e3); } - void setAltE3(int32_t val) { alt = double(val) / 1.0e3; } -}; diff --git a/src/modules/att_pos_estimator_ekf/kalman_main.cpp b/src/modules/att_pos_estimator_ekf/kalman_main.cpp deleted file mode 100644 index 3d20d4d2d..000000000 --- a/src/modules/att_pos_estimator_ekf/kalman_main.cpp +++ /dev/null @@ -1,157 +0,0 @@ -/**************************************************************************** - * - * Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. - * Author: James Goppert - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/** - * @file kalman_main.cpp - * Combined attitude / position estimator. - * - * @author James Goppert - */ - -#include <nuttx/config.h> -#include <unistd.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <systemlib/systemlib.h> -#include <systemlib/param/param.h> -#include <systemlib/err.h> -#include <drivers/drv_hrt.h> -#include <math.h> -#include "KalmanNav.hpp" - -static bool thread_should_exit = false; /**< Deamon exit flag */ -static bool thread_running = false; /**< Deamon status flag */ -static int daemon_task; /**< Handle of deamon task / thread */ - -/** - * Deamon management function. - */ -extern "C" __EXPORT int att_pos_estimator_ekf_main(int argc, char *argv[]); - -/** - * Mainloop of deamon. - */ -int kalman_demo_thread_main(int argc, char *argv[]); - -/** - * Print the correct usage. - */ -static void usage(const char *reason); - -static void -usage(const char *reason) -{ - if (reason) - fprintf(stderr, "%s\n", reason); - - warnx("usage: att_pos_estimator_ekf {start|stop|status} [-p <additional params>]"); - exit(1); -} - -/** - * The deamon app only briefly exists to start - * the background job. The stack size assigned in the - * Makefile does only apply to this management task. - * - * The actual stack size should be set in the call - * to task_create(). - */ -int att_pos_estimator_ekf_main(int argc, char *argv[]) -{ - - if (argc < 1) - usage("missing command"); - - if (!strcmp(argv[1], "start")) { - - if (thread_running) { - warnx("already running"); - /* this is not an error */ - exit(0); - } - - thread_should_exit = false; - - daemon_task = task_spawn_cmd("att_pos_estimator_ekf", - SCHED_DEFAULT, - SCHED_PRIORITY_MAX - 30, - 8192, - kalman_demo_thread_main, - (argv) ? (const char **)&argv[2] : (const char **)NULL); - exit(0); - } - - if (!strcmp(argv[1], "stop")) { - thread_should_exit = true; - exit(0); - } - - if (!strcmp(argv[1], "status")) { - if (thread_running) { - warnx("is running\n"); - exit(0); - - } else { - warnx("not started\n"); - exit(1); - } - - } - - usage("unrecognized command"); - exit(1); -} - -int kalman_demo_thread_main(int argc, char *argv[]) -{ - - warnx("starting"); - - using namespace math; - - thread_running = true; - - KalmanNav nav(NULL, "KF"); - - while (!thread_should_exit) { - nav.update(); - } - - warnx("exiting."); - - thread_running = false; - - return 0; -} diff --git a/src/modules/att_pos_estimator_ekf/module.mk b/src/modules/att_pos_estimator_ekf/module.mk deleted file mode 100644 index 8d4a40d95..000000000 --- a/src/modules/att_pos_estimator_ekf/module.mk +++ /dev/null @@ -1,42 +0,0 @@ -############################################################################ -# -# Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# -# 1. Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# 2. Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in -# the documentation and/or other materials provided with the -# distribution. -# 3. Neither the name PX4 nor the names of its contributors may be -# used to endorse or promote products derived from this software -# without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS -# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE -# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, -# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS -# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED -# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN -# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -# POSSIBILITY OF SUCH DAMAGE. -# -############################################################################ - -# -# Full attitude / position Extended Kalman Filter -# - -MODULE_COMMAND = att_pos_estimator_ekf - -SRCS = kalman_main.cpp \ - KalmanNav.cpp \ - params.c diff --git a/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_main.cpp b/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_main.cpp index c61b6ff3f..35dc39ec6 100755 --- a/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_main.cpp +++ b/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_main.cpp @@ -1,8 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: Tobias Naegeli <naegelit@student.ethz.ch> - * Lorenz Meier <lm@inf.ethz.ch> + * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -34,9 +32,12 @@ ****************************************************************************/ /* - * @file attitude_estimator_ekf_main.c + * @file attitude_estimator_ekf_main.cpp * * Extended Kalman Filter for Attitude Estimation. + * + * @author Tobias Naegeli <naegelit@student.ethz.ch> + * @author Lorenz Meier <lm@inf.ethz.ch> */ #include <nuttx/config.h> @@ -64,6 +65,7 @@ #include <drivers/drv_hrt.h> #include <lib/mathlib/mathlib.h> +#include <lib/geo/geo.h> #include <systemlib/systemlib.h> #include <systemlib/perf_counter.h> @@ -111,7 +113,7 @@ usage(const char *reason) * Makefile does only apply to this management task. * * The actual stack size should be set in the call - * to task_create(). + * to task_spawn_cmd(). */ int attitude_estimator_ekf_main(int argc, char *argv[]) { @@ -265,7 +267,6 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds orb_advert_t pub_att = orb_advertise(ORB_ID(vehicle_attitude), &att); int loopcounter = 0; - int printcounter = 0; thread_running = true; @@ -273,9 +274,6 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds // struct debug_key_value_s dbg = { .key = "", .value = 0.0f }; // orb_advert_t pub_dbg = -1; - float sensor_update_hz[3] = {0.0f, 0.0f, 0.0f}; - // XXX write this out to perf regs - /* keep track of sensor updates */ uint64_t sensor_last_timestamp[3] = {0, 0, 0}; @@ -286,11 +284,12 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds /* initialize parameter handles */ parameters_init(&ekf_param_handles); - uint64_t start_time = hrt_absolute_time(); bool initialized = false; float gyro_offsets[3] = { 0.0f, 0.0f, 0.0f }; - unsigned offset_count = 0; + + /* magnetic declination, in radians */ + float mag_decl = 0.0f; /* rotation matrix for magnetic declination */ math::Matrix<3, 3> R_decl; @@ -330,9 +329,6 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds /* update parameters */ parameters_update(&ekf_param_handles, &ekf_params); - - /* update mag declination rotation matrix */ - R_decl.from_euler(0.0f, 0.0f, ekf_params.mag_decl); } /* only run filter if sensor values changed */ @@ -345,6 +341,13 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds orb_check(sub_gps, &gps_updated); if (gps_updated) { orb_copy(ORB_ID(vehicle_gps_position), sub_gps, &gps); + + if (gps.eph < 20.0f && hrt_elapsed_time(&gps.timestamp_position) < 1000000) { + mag_decl = math::radians(get_mag_declination(gps.lat / 1e7f, gps.lon / 1e7f)); + + /* update mag declination rotation matrix */ + R_decl.from_euler(0.0f, 0.0f, mag_decl); + } } bool global_pos_updated; @@ -381,7 +384,7 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds /* Fill in gyro measurements */ if (sensor_last_timestamp[0] != raw.timestamp) { update_vect[0] = 1; - sensor_update_hz[0] = 1e6f / (raw.timestamp - sensor_last_timestamp[0]); + // sensor_update_hz[0] = 1e6f / (raw.timestamp - sensor_last_timestamp[0]); sensor_last_timestamp[0] = raw.timestamp; } @@ -392,13 +395,13 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds /* update accelerometer measurements */ if (sensor_last_timestamp[1] != raw.accelerometer_timestamp) { update_vect[1] = 1; - sensor_update_hz[1] = 1e6f / (raw.timestamp - sensor_last_timestamp[1]); + // sensor_update_hz[1] = 1e6f / (raw.timestamp - sensor_last_timestamp[1]); sensor_last_timestamp[1] = raw.accelerometer_timestamp; } hrt_abstime vel_t = 0; bool vel_valid = false; - if (ekf_params.acc_comp == 1 && gps.fix_type >= 3 && gps.eph_m < 10.0f && gps.vel_ned_valid && hrt_absolute_time() < gps.timestamp_velocity + 500000) { + if (ekf_params.acc_comp == 1 && gps.fix_type >= 3 && gps.eph < 10.0f && gps.vel_ned_valid && hrt_absolute_time() < gps.timestamp_velocity + 500000) { vel_valid = true; if (gps_updated) { vel_t = gps.timestamp_velocity; @@ -407,7 +410,7 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds vel(2) = gps.vel_d_m_s; } - } else if (ekf_params.acc_comp == 2 && gps.eph_m < 5.0f && global_pos.timestamp != 0 && hrt_absolute_time() < global_pos.timestamp + 20000) { + } else if (ekf_params.acc_comp == 2 && gps.eph < 5.0f && global_pos.timestamp != 0 && hrt_absolute_time() < global_pos.timestamp + 20000) { vel_valid = true; if (global_pos_updated) { vel_t = global_pos.timestamp; @@ -444,7 +447,7 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds /* update magnetometer measurements */ if (sensor_last_timestamp[2] != raw.magnetometer_timestamp) { update_vect[2] = 1; - sensor_update_hz[2] = 1e6f / (raw.timestamp - sensor_last_timestamp[2]); + // sensor_update_hz[2] = 1e6f / (raw.timestamp - sensor_last_timestamp[2]); sensor_last_timestamp[2] = raw.magnetometer_timestamp; } @@ -474,7 +477,15 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds parameters_update(&ekf_param_handles, &ekf_params); /* update mag declination rotation matrix */ - R_decl.from_euler(0.0f, 0.0f, ekf_params.mag_decl); + if (gps.eph < 20.0f && hrt_elapsed_time(&gps.timestamp_position) < 1000000) { + mag_decl = math::radians(get_mag_declination(gps.lat / 1e7f, gps.lon / 1e7f)); + + } else { + mag_decl = ekf_params.mag_decl; + } + + /* update mag declination rotation matrix */ + R_decl.from_euler(0.0f, 0.0f, mag_decl); x_aposteriori_k[0] = z_k[0]; x_aposteriori_k[1] = z_k[1]; @@ -497,8 +508,6 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds continue; } - uint64_t timing_start = hrt_absolute_time(); - attitudeKalmanfilter(update_vect, dt, z_k, x_aposteriori_k, P_aposteriori_k, ekf_params.q, ekf_params.r, euler, Rot_matrix, x_aposteriori, P_aposteriori); @@ -522,7 +531,7 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds att.roll = euler[0]; att.pitch = euler[1]; - att.yaw = euler[2] + ekf_params.mag_decl; + att.yaw = euler[2] + mag_decl; att.rollspeed = x_aposteriori[0]; att.pitchspeed = x_aposteriori[1]; diff --git a/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_params.c b/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_params.c index 3ff3d9922..bc0e3b93a 100755 --- a/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_params.c +++ b/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_params.c @@ -61,11 +61,6 @@ PARAM_DEFINE_FLOAT(EKF_ATT_V4_R2, 100.0f); /* offset estimation - UNUSED */ PARAM_DEFINE_FLOAT(EKF_ATT_V4_R3, 0.0f); -/* offsets in roll, pitch and yaw of sensor plane and body */ -PARAM_DEFINE_FLOAT(ATT_ROLL_OFF3, 0.0f); -PARAM_DEFINE_FLOAT(ATT_PITCH_OFF3, 0.0f); -PARAM_DEFINE_FLOAT(ATT_YAW_OFF3, 0.0f); - /* magnetic declination, in degrees */ PARAM_DEFINE_FLOAT(ATT_MAG_DECL, 0.0f); @@ -85,10 +80,6 @@ int parameters_init(struct attitude_estimator_ekf_param_handles *h) h->r2 = param_find("EKF_ATT_V4_R2"); h->r3 = param_find("EKF_ATT_V4_R3"); - h->roll_off = param_find("ATT_ROLL_OFF3"); - h->pitch_off = param_find("ATT_PITCH_OFF3"); - h->yaw_off = param_find("ATT_YAW_OFF3"); - h->mag_decl = param_find("ATT_MAG_DECL"); h->acc_comp = param_find("ATT_ACC_COMP"); @@ -109,12 +100,8 @@ int parameters_update(const struct attitude_estimator_ekf_param_handles *h, stru param_get(h->r2, &(p->r[2])); param_get(h->r3, &(p->r[3])); - param_get(h->roll_off, &(p->roll_off)); - param_get(h->pitch_off, &(p->pitch_off)); - param_get(h->yaw_off, &(p->yaw_off)); - param_get(h->mag_decl, &(p->mag_decl)); - p->mag_decl *= M_PI / 180.0f; + p->mag_decl *= M_PI_F / 180.0f; param_get(h->acc_comp, &(p->acc_comp)); diff --git a/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_params.h b/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_params.h index 74a141609..5985541ca 100755 --- a/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_params.h +++ b/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_params.h @@ -54,7 +54,6 @@ struct attitude_estimator_ekf_params { struct attitude_estimator_ekf_param_handles { param_t r0, r1, r2, r3; param_t q0, q1, q2, q3, q4; - param_t roll_off, pitch_off, yaw_off; param_t mag_decl; param_t acc_comp; }; diff --git a/src/modules/attitude_estimator_ekf/module.mk b/src/modules/attitude_estimator_ekf/module.mk index d98647f99..99d0c5bf2 100644 --- a/src/modules/attitude_estimator_ekf/module.mk +++ b/src/modules/attitude_estimator_ekf/module.mk @@ -50,3 +50,5 @@ SRCS = attitude_estimator_ekf_main.cpp \ codegen/rtGetNaN.c \ codegen/norm.c \ codegen/cross.c + +MODULE_STACKSIZE = 1200 diff --git a/src/modules/attitude_estimator_so3/attitude_estimator_so3_main.cpp b/src/modules/attitude_estimator_so3/attitude_estimator_so3_main.cpp index 3653defa6..e49027e47 100755 --- a/src/modules/attitude_estimator_so3/attitude_estimator_so3_main.cpp +++ b/src/modules/attitude_estimator_so3/attitude_estimator_so3_main.cpp @@ -1,8 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Hyon Lim <limhyon@gmail.com> - * Anton Babushkin <anton.babushkin@me.com> + * Copyright (c) 2013 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -36,6 +34,9 @@ /* * @file attitude_estimator_so3_main.cpp * + * @author Hyon Lim <limhyon@gmail.com> + * @author Anton Babushkin <anton.babushkin@me.com> + * * Implementation of nonlinear complementary filters on the SO(3). * This code performs attitude estimation by using accelerometer, gyroscopes and magnetometer. * Result is provided as quaternion, 1-2-3 Euler angle and rotation matrix. @@ -131,7 +132,7 @@ usage(const char *reason) * Makefile does only apply to this management task. * * The actual stack size should be set in the call - * to task_create(). + * to task_spawn_cmd(). */ int attitude_estimator_so3_main(int argc, char *argv[]) { @@ -391,8 +392,6 @@ void NonlinearSO3AHRSupdate(float gx, float gy, float gz, float ax, float ay, fl */ int attitude_estimator_so3_thread_main(int argc, char *argv[]) { - const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds - //! Time constant float dt = 0.005f; @@ -437,11 +436,9 @@ int attitude_estimator_so3_thread_main(int argc, char *argv[]) orb_advert_t att_pub = orb_advertise(ORB_ID(vehicle_attitude), &att); int loopcounter = 0; - int printcounter = 0; thread_running = true; - float sensor_update_hz[3] = {0.0f, 0.0f, 0.0f}; // XXX write this out to perf regs /* keep track of sensor updates */ @@ -512,7 +509,7 @@ int attitude_estimator_so3_thread_main(int argc, char *argv[]) gyro_offsets[0] /= offset_count; gyro_offsets[1] /= offset_count; gyro_offsets[2] /= offset_count; - warnx("gyro initialized, offsets: %.5f %.5f %.5f", gyro_offsets[0], gyro_offsets[1], gyro_offsets[2]); + warnx("gyro initialized, offsets: %.5f %.5f %.5f", (double)gyro_offsets[0], (double)gyro_offsets[1], (double)gyro_offsets[2]); } } else { @@ -522,12 +519,9 @@ int attitude_estimator_so3_thread_main(int argc, char *argv[]) /* Calculate data time difference in seconds */ dt = (raw.timestamp - last_measurement) / 1000000.0f; last_measurement = raw.timestamp; - uint8_t update_vect[3] = {0, 0, 0}; /* Fill in gyro measurements */ if (sensor_last_timestamp[0] != raw.timestamp) { - update_vect[0] = 1; - sensor_update_hz[0] = 1e6f / (raw.timestamp - sensor_last_timestamp[0]); sensor_last_timestamp[0] = raw.timestamp; } @@ -537,8 +531,6 @@ int attitude_estimator_so3_thread_main(int argc, char *argv[]) /* update accelerometer measurements */ if (sensor_last_timestamp[1] != raw.accelerometer_timestamp) { - update_vect[1] = 1; - sensor_update_hz[1] = 1e6f / (raw.timestamp - sensor_last_timestamp[1]); sensor_last_timestamp[1] = raw.accelerometer_timestamp; } @@ -548,8 +540,6 @@ int attitude_estimator_so3_thread_main(int argc, char *argv[]) /* update magnetometer measurements */ if (sensor_last_timestamp[2] != raw.magnetometer_timestamp) { - update_vect[2] = 1; - sensor_update_hz[2] = 1e6f / (raw.timestamp - sensor_last_timestamp[2]); sensor_last_timestamp[2] = raw.magnetometer_timestamp; } @@ -568,8 +558,6 @@ int attitude_estimator_so3_thread_main(int argc, char *argv[]) continue; } - uint64_t timing_start = hrt_absolute_time(); - // NOTE : Accelerometer is reversed. // Because proper mount of PX4 will give you a reversed accelerometer readings. NonlinearSO3AHRSupdate(gyro[0], gyro[1], gyro[2], @@ -608,9 +596,9 @@ int attitude_estimator_so3_thread_main(int argc, char *argv[]) /* due to inputs or numerical failure the output is invalid, skip it */ // Due to inputs or numerical failure the output is invalid warnx("infinite euler angles, rotation matrix:"); - warnx("%.3f %.3f %.3f", Rot_matrix[0], Rot_matrix[1], Rot_matrix[2]); - warnx("%.3f %.3f %.3f", Rot_matrix[3], Rot_matrix[4], Rot_matrix[5]); - warnx("%.3f %.3f %.3f", Rot_matrix[6], Rot_matrix[7], Rot_matrix[8]); + warnx("%.3f %.3f %.3f", (double)Rot_matrix[0], (double)Rot_matrix[1], (double)Rot_matrix[2]); + warnx("%.3f %.3f %.3f", (double)Rot_matrix[3], (double)Rot_matrix[4], (double)Rot_matrix[5]); + warnx("%.3f %.3f %.3f", (double)Rot_matrix[6], (double)Rot_matrix[7], (double)Rot_matrix[8]); // Don't publish anything continue; } diff --git a/src/modules/attitude_estimator_so3/module.mk b/src/modules/attitude_estimator_so3/module.mk index e29bb16a6..f52715abb 100644 --- a/src/modules/attitude_estimator_so3/module.mk +++ b/src/modules/attitude_estimator_so3/module.mk @@ -6,3 +6,5 @@ MODULE_COMMAND = attitude_estimator_so3 SRCS = attitude_estimator_so3_main.cpp \ attitude_estimator_so3_params.c + +MODULE_STACKSIZE = 1200 diff --git a/src/modules/commander/accelerometer_calibration.cpp b/src/modules/commander/accelerometer_calibration.cpp index 1cbdf9bf8..7a4e7a766 100644 --- a/src/modules/commander/accelerometer_calibration.cpp +++ b/src/modules/commander/accelerometer_calibration.cpp @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Anton Babushkin <anton.babushkin@me.com> + * Copyright (c) 2013 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -131,6 +130,7 @@ #include <fcntl.h> #include <sys/prctl.h> #include <math.h> +#include <float.h> #include <mathlib/mathlib.h> #include <string.h> #include <drivers/drv_hrt.h> @@ -158,6 +158,8 @@ int calculate_calibration_values(float accel_ref[6][3], float accel_T[3][3], flo int do_accel_calibration(int mavlink_fd) { + int fd; + mavlink_log_info(mavlink_fd, CAL_STARTED_MSG, sensor_name); struct accel_scale accel_scale = { @@ -172,7 +174,7 @@ int do_accel_calibration(int mavlink_fd) int res = OK; /* reset all offsets to zero and all scales to one */ - int fd = open(ACCEL_DEVICE_PATH, 0); + fd = open(ACCEL_DEVICE_PATH, 0); res = ioctl(fd, ACCELIOCSSCALE, (long unsigned int)&accel_scale); close(fd); @@ -194,13 +196,13 @@ int do_accel_calibration(int mavlink_fd) int32_t board_rotation_int; param_get(board_rotation_h, &(board_rotation_int)); enum Rotation board_rotation_id = (enum Rotation)board_rotation_int; - math::Matrix<3,3> board_rotation; + math::Matrix<3, 3> board_rotation; get_rot_matrix(board_rotation_id, &board_rotation); - math::Matrix<3,3> board_rotation_t = board_rotation.transposed(); + math::Matrix<3, 3> board_rotation_t = board_rotation.transposed(); math::Vector<3> accel_offs_vec(&accel_offs[0]); - math::Vector<3> accel_offs_rotated = board_rotation_t * accel_offs_vec; - math::Matrix<3,3> accel_T_mat(&accel_T[0][0]); - math::Matrix<3,3> accel_T_rotated = board_rotation_t * accel_T_mat * board_rotation; + math::Vector<3> accel_offs_rotated = board_rotation_t *accel_offs_vec; + math::Matrix<3, 3> accel_T_mat(&accel_T[0][0]); + math::Matrix<3, 3> accel_T_rotated = board_rotation_t *accel_T_mat * board_rotation; accel_scale.x_offset = accel_offs_rotated(0); accel_scale.x_scale = accel_T_rotated(0, 0); @@ -223,7 +225,7 @@ int do_accel_calibration(int mavlink_fd) if (res == OK) { /* apply new scaling and offsets */ - int fd = open(ACCEL_DEVICE_PATH, 0); + fd = open(ACCEL_DEVICE_PATH, 0); res = ioctl(fd, ACCELIOCSSCALE, (long unsigned int)&accel_scale); close(fd); @@ -277,11 +279,13 @@ int do_accel_calibration_measurements(int mavlink_fd, float accel_offs[3], float } } - if (old_done_count != done_count) + if (old_done_count != done_count) { mavlink_log_info(mavlink_fd, CAL_PROGRESS_MSG, sensor_name, 17 * done_count); + } - if (done) + if (done) { break; + } mavlink_log_info(mavlink_fd, "directions left: %s%s%s%s%s%s", (!data_collected[0]) ? "x+ " : "", @@ -380,11 +384,13 @@ int detect_orientation(int mavlink_fd, int sub_sensor_combined) d = d * d; accel_disp[i] = accel_disp[i] * (1.0f - w); - if (d > still_thr2 * 8.0f) + if (d > still_thr2 * 8.0f) { d = still_thr2 * 8.0f; + } - if (d > accel_disp[i]) + if (d > accel_disp[i]) { accel_disp[i] = d; + } } /* still detector with hysteresis */ @@ -432,33 +438,39 @@ int detect_orientation(int mavlink_fd, int sub_sensor_combined) if (fabsf(accel_ema[0] - CONSTANTS_ONE_G) < accel_err_thr && fabsf(accel_ema[1]) < accel_err_thr && - fabsf(accel_ema[2]) < accel_err_thr) - return 0; // [ g, 0, 0 ] + fabsf(accel_ema[2]) < accel_err_thr) { + return 0; // [ g, 0, 0 ] + } if (fabsf(accel_ema[0] + CONSTANTS_ONE_G) < accel_err_thr && fabsf(accel_ema[1]) < accel_err_thr && - fabsf(accel_ema[2]) < accel_err_thr) - return 1; // [ -g, 0, 0 ] + fabsf(accel_ema[2]) < accel_err_thr) { + return 1; // [ -g, 0, 0 ] + } if (fabsf(accel_ema[0]) < accel_err_thr && fabsf(accel_ema[1] - CONSTANTS_ONE_G) < accel_err_thr && - fabsf(accel_ema[2]) < accel_err_thr) - return 2; // [ 0, g, 0 ] + fabsf(accel_ema[2]) < accel_err_thr) { + return 2; // [ 0, g, 0 ] + } if (fabsf(accel_ema[0]) < accel_err_thr && fabsf(accel_ema[1] + CONSTANTS_ONE_G) < accel_err_thr && - fabsf(accel_ema[2]) < accel_err_thr) - return 3; // [ 0, -g, 0 ] + fabsf(accel_ema[2]) < accel_err_thr) { + return 3; // [ 0, -g, 0 ] + } if (fabsf(accel_ema[0]) < accel_err_thr && fabsf(accel_ema[1]) < accel_err_thr && - fabsf(accel_ema[2] - CONSTANTS_ONE_G) < accel_err_thr) - return 4; // [ 0, 0, g ] + fabsf(accel_ema[2] - CONSTANTS_ONE_G) < accel_err_thr) { + return 4; // [ 0, 0, g ] + } if (fabsf(accel_ema[0]) < accel_err_thr && fabsf(accel_ema[1]) < accel_err_thr && - fabsf(accel_ema[2] + CONSTANTS_ONE_G) < accel_err_thr) - return 5; // [ 0, 0, -g ] + fabsf(accel_ema[2] + CONSTANTS_ONE_G) < accel_err_thr) { + return 5; // [ 0, 0, -g ] + } mavlink_log_critical(mavlink_fd, "ERROR: invalid orientation"); @@ -485,8 +497,9 @@ int read_accelerometer_avg(int sensor_combined_sub, float accel_avg[3], int samp struct sensor_combined_s sensor; orb_copy(ORB_ID(sensor_combined), sensor_combined_sub, &sensor); - for (int i = 0; i < 3; i++) + for (int i = 0; i < 3; i++) { accel_sum[i] += sensor.accelerometer_m_s2[i]; + } count++; @@ -495,8 +508,9 @@ int read_accelerometer_avg(int sensor_combined_sub, float accel_avg[3], int samp continue; } - if (errcount > samples_num / 10) + if (errcount > samples_num / 10) { return ERROR; + } } for (int i = 0; i < 3; i++) { @@ -512,8 +526,9 @@ int mat_invert3(float src[3][3], float dst[3][3]) src[0][1] * (src[1][0] * src[2][2] - src[1][2] * src[2][0]) + src[0][2] * (src[1][0] * src[2][1] - src[1][1] * src[2][0]); - if (det == 0.0f) - return ERROR; // Singular matrix + if (fabsf(det) < FLT_EPSILON) { + return ERROR; // Singular matrix + } dst[0][0] = (src[1][1] * src[2][2] - src[1][2] * src[2][1]) / det; dst[1][0] = (src[1][2] * src[2][0] - src[1][0] * src[2][2]) / det; @@ -549,8 +564,9 @@ int calculate_calibration_values(float accel_ref[6][3], float accel_T[3][3], flo /* calculate inverse matrix for A */ float mat_A_inv[3][3]; - if (mat_invert3(mat_A, mat_A_inv) != OK) + if (mat_invert3(mat_A, mat_A_inv) != OK) { return ERROR; + } /* copy results to accel_T */ for (int i = 0; i < 3; i++) { diff --git a/src/modules/commander/accelerometer_calibration.h b/src/modules/commander/accelerometer_calibration.h index 1cf9c0977..6b7e16d44 100644 --- a/src/modules/commander/accelerometer_calibration.h +++ b/src/modules/commander/accelerometer_calibration.h @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Anton Babushkin <anton.babushkin@me.com> + * Copyright (c) 2013 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions diff --git a/src/modules/commander/airspeed_calibration.cpp b/src/modules/commander/airspeed_calibration.cpp index c8c7a42e7..0e58c68b6 100644 --- a/src/modules/commander/airspeed_calibration.cpp +++ b/src/modules/commander/airspeed_calibration.cpp @@ -51,6 +51,7 @@ #include <mavlink/mavlink_log.h> #include <systemlib/param/param.h> #include <systemlib/err.h> +#include <systemlib/airspeed.h> /* oddly, ERROR is not defined for c++ */ #ifdef ERROR @@ -64,40 +65,58 @@ int do_airspeed_calibration(int mavlink_fd) { /* give directions */ mavlink_log_info(mavlink_fd, CAL_STARTED_MSG, sensor_name); - mavlink_log_info(mavlink_fd, "ensure airspeed sensor is not registering wind"); - const int calibration_count = 2000; + const unsigned calibration_count = 2000; int diff_pres_sub = orb_subscribe(ORB_ID(differential_pressure)); struct differential_pressure_s diff_pres; - int calibration_counter = 0; float diff_pres_offset = 0.0f; /* Reset sensor parameters */ struct airspeed_scale airscale = { - 0.0f, + diff_pres_offset, 1.0f, }; bool paramreset_successful = false; int fd = open(AIRSPEED_DEVICE_PATH, 0); + if (fd > 0) { if (OK == ioctl(fd, AIRSPEEDIOCSSCALE, (long unsigned int)&airscale)) { paramreset_successful = true; + } else { mavlink_log_critical(mavlink_fd, "airspeed offset zero failed"); } + close(fd); } if (!paramreset_successful) { - warn("FAILED to set scale / offsets for airspeed"); - mavlink_log_critical(mavlink_fd, "dpress reset failed"); - mavlink_log_info(mavlink_fd, CAL_FAILED_MSG, sensor_name); - return ERROR; + + /* only warn if analog scaling is zero */ + float analog_scaling = 0.0f; + param_get(param_find("SENS_DPRES_ANSC"), &(analog_scaling)); + if (fabsf(analog_scaling) < 0.1f) { + mavlink_log_critical(mavlink_fd, "If analog sens, retry with [SENS_DPRES_ANSC=1000]"); + close(diff_pres_sub); + return ERROR; + } + + /* set scaling offset parameter */ + if (param_set(param_find("SENS_DPRES_OFF"), &(diff_pres_offset))) { + mavlink_log_critical(mavlink_fd, CAL_FAILED_SET_PARAMS_MSG); + close(diff_pres_sub); + return ERROR; + } } + unsigned calibration_counter = 0; + + mavlink_log_critical(mavlink_fd, "Ensure sensor is not measuring wind"); + usleep(500 * 1000); + while (calibration_counter < calibration_count) { /* wait blocking for new data */ @@ -109,11 +128,13 @@ int do_airspeed_calibration(int mavlink_fd) if (poll_ret) { orb_copy(ORB_ID(differential_pressure), diff_pres_sub, &diff_pres); + diff_pres_offset += diff_pres.differential_pressure_raw_pa; calibration_counter++; - if (calibration_counter % (calibration_count / 20) == 0) - mavlink_log_info(mavlink_fd, CAL_PROGRESS_MSG, sensor_name, (calibration_counter * 100) / calibration_count); + if (calibration_counter % (calibration_count / 20) == 0) { + mavlink_log_info(mavlink_fd, CAL_PROGRESS_MSG, sensor_name, (calibration_counter * 80) / calibration_count); + } } else if (poll_ret == 0) { /* any poll failure for 1s is a reason to abort */ @@ -127,6 +148,16 @@ int do_airspeed_calibration(int mavlink_fd) if (isfinite(diff_pres_offset)) { + int fd_scale = open(AIRSPEED_DEVICE_PATH, 0); + airscale.offset_pa = diff_pres_offset; + if (fd_scale > 0) { + if (OK != ioctl(fd_scale, AIRSPEEDIOCSSCALE, (long unsigned int)&airscale)) { + mavlink_log_critical(mavlink_fd, "airspeed offset update failed"); + } + + close(fd_scale); + } + if (param_set(param_find("SENS_DPRES_OFF"), &(diff_pres_offset))) { mavlink_log_critical(mavlink_fd, CAL_FAILED_SET_PARAMS_MSG); close(diff_pres_sub); @@ -143,14 +174,91 @@ int do_airspeed_calibration(int mavlink_fd) return ERROR; } - mavlink_log_info(mavlink_fd, CAL_DONE_MSG, sensor_name); - tune_neutral(true); - close(diff_pres_sub); - return OK; - } else { mavlink_log_info(mavlink_fd, CAL_FAILED_MSG, sensor_name); close(diff_pres_sub); return ERROR; } + + mavlink_log_critical(mavlink_fd, "Offset of %d Pa, create airflow now!", (int)diff_pres_offset); + + /* wait 500 ms to ensure parameter propagated through the system */ + usleep(500 * 1000); + + calibration_counter = 0; + const unsigned maxcount = 3000; + + /* just take a few samples and make sure pitot tubes are not reversed, timeout after ~30 seconds */ + while (calibration_counter < maxcount) { + + /* wait blocking for new data */ + struct pollfd fds[1]; + fds[0].fd = diff_pres_sub; + fds[0].events = POLLIN; + + int poll_ret = poll(fds, 1, 1000); + + if (poll_ret) { + orb_copy(ORB_ID(differential_pressure), diff_pres_sub, &diff_pres); + + calibration_counter++; + + if (fabsf(diff_pres.differential_pressure_raw_pa) < 50.0f) { + if (calibration_counter % 100 == 0) { + mavlink_log_critical(mavlink_fd, "Missing airflow! (%d, wanted: 50 Pa, #h101)", + (int)diff_pres.differential_pressure_raw_pa); + } + continue; + } + + /* do not allow negative values */ + if (diff_pres.differential_pressure_raw_pa < 0.0f) { + mavlink_log_info(mavlink_fd, "negative pressure: ERROR (%d Pa)", + (int)diff_pres.differential_pressure_raw_pa); + mavlink_log_critical(mavlink_fd, "%d Pa: swap static and dynamic ports!", (int)diff_pres.differential_pressure_raw_pa); + close(diff_pres_sub); + + /* the user setup is wrong, wipe the calibration to force a proper re-calibration */ + + diff_pres_offset = 0.0f; + if (param_set(param_find("SENS_DPRES_OFF"), &(diff_pres_offset))) { + mavlink_log_critical(mavlink_fd, CAL_FAILED_SET_PARAMS_MSG); + close(diff_pres_sub); + return ERROR; + } + + /* save */ + mavlink_log_info(mavlink_fd, CAL_PROGRESS_MSG, sensor_name, 0); + (void)param_save_default(); + + close(diff_pres_sub); + + mavlink_log_info(mavlink_fd, CAL_FAILED_MSG, sensor_name); + return ERROR; + } else { + mavlink_log_info(mavlink_fd, "positive pressure: OK (%d Pa)", + (int)diff_pres.differential_pressure_raw_pa); + break; + } + + } else if (poll_ret == 0) { + /* any poll failure for 1s is a reason to abort */ + mavlink_log_critical(mavlink_fd, CAL_FAILED_MSG, sensor_name); + close(diff_pres_sub); + return ERROR; + } + } + + if (calibration_counter == maxcount) { + mavlink_log_critical(mavlink_fd, CAL_FAILED_MSG, sensor_name); + close(diff_pres_sub); + return ERROR; + } + + mavlink_log_info(mavlink_fd, CAL_PROGRESS_MSG, sensor_name, 100); + + mavlink_log_info(mavlink_fd, CAL_DONE_MSG, sensor_name); + tune_neutral(true); + close(diff_pres_sub); + return OK; } diff --git a/src/modules/commander/airspeed_calibration.h b/src/modules/commander/airspeed_calibration.h index 71c701fc2..8c6b65ff1 100644 --- a/src/modules/commander/airspeed_calibration.h +++ b/src/modules/commander/airspeed_calibration.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions diff --git a/src/modules/commander/baro_calibration.cpp b/src/modules/commander/baro_calibration.cpp index 3123c4087..da98644b4 100644 --- a/src/modules/commander/baro_calibration.cpp +++ b/src/modules/commander/baro_calibration.cpp @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. + * Copyright (c) 2013 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions diff --git a/src/modules/commander/baro_calibration.h b/src/modules/commander/baro_calibration.h index bc42bc6cf..ce78ae700 100644 --- a/src/modules/commander/baro_calibration.h +++ b/src/modules/commander/baro_calibration.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. + * Copyright (c) 2013 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions diff --git a/src/modules/commander/calibration_messages.h b/src/modules/commander/calibration_messages.h index fd8b8564d..b1e209efc 100644 --- a/src/modules/commander/calibration_messages.h +++ b/src/modules/commander/calibration_messages.h @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Anton Babushkin <anton.babushkin@me.com> + * Copyright (c) 2013 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions diff --git a/src/modules/commander/calibration_routines.cpp b/src/modules/commander/calibration_routines.cpp index be38ea104..5796204bf 100644 --- a/src/modules/commander/calibration_routines.cpp +++ b/src/modules/commander/calibration_routines.cpp @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: Lorenz Meier <lm@inf.ethz.ch> + * Copyright (c) 2012 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -40,6 +39,7 @@ */ #include <math.h> +#include <float.h> #include "calibration_routines.h" @@ -170,7 +170,7 @@ int sphere_fit_least_squares(const float x[], const float y[], const float z[], float aA, aB, aC, nA, nB, nC, dA, dB, dC; //Iterate N times, ignore stop condition. - int n = 0; + unsigned int n = 0; while (n < max_iterations) { n++; @@ -179,9 +179,9 @@ int sphere_fit_least_squares(const float x[], const float y[], const float z[], aA = Q2 + 16.0f * (A2 - 2.0f * A * x_sum + x_sum2); aB = Q2 + 16.0f * (B2 - 2.0f * B * y_sum + y_sum2); aC = Q2 + 16.0f * (C2 - 2.0f * C * z_sum + z_sum2); - aA = (aA == 0.0f) ? 1.0f : aA; - aB = (aB == 0.0f) ? 1.0f : aB; - aC = (aC == 0.0f) ? 1.0f : aC; + aA = (fabsf(aA) < FLT_EPSILON) ? 1.0f : aA; + aB = (fabsf(aB) < FLT_EPSILON) ? 1.0f : aB; + aC = (fabsf(aC) < FLT_EPSILON) ? 1.0f : aC; //Compute next iteration nA = A - ((F2 + 16.0f * (B * XY + C * XZ + x_sum * (-A2 - Q0) + A * (x_sum2 + Q1 - C * z_sum - B * y_sum))) / aA); diff --git a/src/modules/commander/calibration_routines.h b/src/modules/commander/calibration_routines.h index e3e7fbafd..3c8e49ee9 100644 --- a/src/modules/commander/calibration_routines.h +++ b/src/modules/commander/calibration_routines.h @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: Lorenz Meier <lm@inf.ethz.ch> + * Copyright (c) 2012 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions diff --git a/src/modules/commander/commander.cpp b/src/modules/commander/commander.cpp index 53ed34f46..2b528eef6 100644 --- a/src/modules/commander/commander.cpp +++ b/src/modules/commander/commander.cpp @@ -1,11 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Petri Tanskanen <petri.tanskanen@inf.ethz.ch> - * Lorenz Meier <lm@inf.ethz.ch> - * Thomas Gubler <thomasgubler@student.ethz.ch> - * Julian Oes <joes@student.ethz.ch> - * Anton Babushkin <anton.babushkin@me.com> + * Copyright (C) 2013-2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -38,8 +33,13 @@ /** * @file commander.cpp - * Main system state machine implementation. + * Main fail-safe handling. * + * @author Petri Tanskanen <petri.tanskanen@inf.ethz.ch> + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> + * @author Anton Babushkin <anton.babushkin@me.com> */ #include <nuttx/config.h> @@ -52,6 +52,7 @@ #include <fcntl.h> #include <errno.h> #include <systemlib/err.h> +#include <systemlib/circuit_breaker.h> #include <debug.h> #include <sys/prctl.h> #include <sys/stat.h> @@ -76,6 +77,10 @@ #include <uORB/topics/parameter_update.h> #include <uORB/topics/differential_pressure.h> #include <uORB/topics/safety.h> +#include <uORB/topics/system_power.h> +#include <uORB/topics/mission.h> +#include <uORB/topics/mission_result.h> +#include <uORB/topics/telemetry_status.h> #include <drivers/drv_led.h> #include <drivers/drv_hrt.h> @@ -87,6 +92,8 @@ #include <systemlib/err.h> #include <systemlib/cpuload.h> #include <systemlib/rc_check.h> +#include <systemlib/state_table.h> +#include <dataman/dataman.h> #include "px4_custom_mode.h" #include "commander_helper.h" @@ -117,9 +124,12 @@ extern struct system_load_s system_load; #define STICK_ON_OFF_HYSTERESIS_TIME_MS 1000 #define STICK_ON_OFF_COUNTER_LIMIT (STICK_ON_OFF_HYSTERESIS_TIME_MS*COMMANDER_MONITORING_LOOPSPERMSEC) -#define POSITION_TIMEOUT 100000 /**< consider the local or global position estimate invalid after 100ms */ -#define RC_TIMEOUT 500000 -#define DIFFPRESS_TIMEOUT 2000000 +#define POSITION_TIMEOUT (2 * 1000 * 1000) /**< consider the local or global position estimate invalid after 600ms */ +#define FAILSAFE_DEFAULT_TIMEOUT (3 * 1000 * 1000) /**< hysteresis time - the failsafe will trigger after 3 seconds in this state */ +#define RC_TIMEOUT 500000 +#define DL_TIMEOUT 5 * 1000* 1000 +#define OFFBOARD_TIMEOUT 500000 +#define DIFFPRESS_TIMEOUT 2000000 #define PRINT_INTERVAL 5000000 #define PRINT_MODE_REJECT_INTERVAL 2000000 @@ -153,12 +163,14 @@ static bool on_usb_power = false; static float takeoff_alt = 5.0f; static int parachute_enabled = 0; -static float eph_epv_threshold = 5.0f; +static float eph_threshold = 5.0f; +static float epv_threshold = 10.0f; static struct vehicle_status_s status; static struct actuator_armed_s armed; static struct safety_s safety; static struct vehicle_control_mode_s control_mode; +static struct offboard_control_setpoint_s sp_offboard; /* tasks waiting for low prio thread */ typedef enum { @@ -220,7 +232,7 @@ void print_status(); transition_result_t check_navigation_state_machine(struct vehicle_status_s *status, struct vehicle_control_mode_s *control_mode, struct vehicle_local_position_s *local_pos); -transition_result_t arm_disarm(bool arm, const int mavlink_fd, const char* armedBy); +transition_result_t arm_disarm(bool arm, const int mavlink_fd, const char *armedBy); /** * Loop that runs at a lower rate and priority for calibration and parameter tasks. @@ -232,8 +244,9 @@ void answer_command(struct vehicle_command_s &cmd, enum VEHICLE_CMD_RESULT resul int commander_main(int argc, char *argv[]) { - if (argc < 1) + if (argc < 1) { usage("missing command"); + } if (!strcmp(argv[1], "start")) { @@ -247,7 +260,7 @@ int commander_main(int argc, char *argv[]) daemon_task = task_spawn_cmd("commander", SCHED_DEFAULT, SCHED_PRIORITY_MAX - 40, - 3000, + 2950, commander_thread_main, (argv) ? (const char **)&argv[2] : (const char **)NULL); @@ -260,8 +273,9 @@ int commander_main(int argc, char *argv[]) if (!strcmp(argv[1], "stop")) { - if (!thread_running) + if (!thread_running) { errx(0, "commander already stopped"); + } thread_should_exit = true; @@ -275,15 +289,22 @@ int commander_main(int argc, char *argv[]) exit(0); } - if (!strcmp(argv[1], "status")) { - if (thread_running) { - warnx("\tcommander is running"); - print_status(); + /* commands needing the app to run below */ + if (!thread_running) { + warnx("\tcommander not started"); + exit(1); + } - } else { - warnx("\tcommander not started"); - } + if (!strcmp(argv[1], "status")) { + print_status(); + exit(0); + } + if (!strcmp(argv[1], "check")) { + int mavlink_fd_local = open(MAVLINK_LOG_DEVICE, 0); + int checkres = prearm_check(&status, mavlink_fd_local); + close(mavlink_fd_local); + warnx("FINAL RESULT: %s", (checkres == 0) ? "OK" : "FAILED"); exit(0); } @@ -292,7 +313,7 @@ int commander_main(int argc, char *argv[]) exit(0); } - if (!strcmp(argv[1], "2")) { + if (!strcmp(argv[1], "disarm")) { arm_disarm(false, mavlink_fd, "command line"); exit(0); } @@ -303,8 +324,9 @@ int commander_main(int argc, char *argv[]) void usage(const char *reason) { - if (reason) + if (reason) { fprintf(stderr, "%s\n", reason); + } fprintf(stderr, "usage: daemon {start|stop|status} [-p <additional params>]\n\n"); exit(1); @@ -312,7 +334,9 @@ void usage(const char *reason) void print_status() { + warnx("type: %s", (status.is_rotary_wing) ? "ROTARY" : "PLANE"); warnx("usb powered: %s", (on_usb_power) ? "yes" : "no"); + warnx("avionics rail: %6.2f V", (double)status.avionics_power_rail_voltage); /* read all relevant states */ int state_sub = orb_subscribe(ORB_ID(vehicle_status)); @@ -363,195 +387,197 @@ void print_status() static orb_advert_t status_pub; -transition_result_t arm_disarm(bool arm, const int mavlink_fd, const char* armedBy) +transition_result_t arm_disarm(bool arm, const int mavlink_fd_local, const char *armedBy) { - transition_result_t arming_res = TRANSITION_NOT_CHANGED; - - // Transition the armed state. By passing mavlink_fd to arming_state_transition it will - // output appropriate error messages if the state cannot transition. - arming_res = arming_state_transition(&status, &safety, arm ? ARMING_STATE_ARMED : ARMING_STATE_STANDBY, &armed, mavlink_fd); - if (arming_res == TRANSITION_CHANGED && mavlink_fd) { - mavlink_log_info(mavlink_fd, "[cmd] %s by %s", arm ? "ARMED" : "DISARMED", armedBy); - } else if (arming_res == TRANSITION_DENIED) { - tune_negative(true); - } - - return arming_res; + transition_result_t arming_res = TRANSITION_NOT_CHANGED; + + // Transition the armed state. By passing mavlink_fd to arming_state_transition it will + // output appropriate error messages if the state cannot transition. + arming_res = arming_state_transition(&status, &safety, arm ? ARMING_STATE_ARMED : ARMING_STATE_STANDBY, &armed, mavlink_fd_local); + + if (arming_res == TRANSITION_CHANGED && mavlink_fd) { + mavlink_log_info(mavlink_fd_local, "[cmd] %s by %s", arm ? "ARMED" : "DISARMED", armedBy); + + } else if (arming_res == TRANSITION_DENIED) { + tune_negative(true); + } + + return arming_res; } -bool handle_command(struct vehicle_status_s *status, const struct safety_s *safety, struct vehicle_command_s *cmd, struct actuator_armed_s *armed, struct home_position_s *home, struct vehicle_global_position_s *global_pos, orb_advert_t *home_pub) +bool handle_command(struct vehicle_status_s *status_local, const struct safety_s *safety_local, + struct vehicle_command_s *cmd, struct actuator_armed_s *armed_local, + struct home_position_s *home, struct vehicle_global_position_s *global_pos, orb_advert_t *home_pub) { - /* result of the command */ - enum VEHICLE_CMD_RESULT result = VEHICLE_CMD_RESULT_UNSUPPORTED; - bool ret = false; - /* only handle commands that are meant to be handled by this system and component */ - if (cmd->target_system != status->system_id || ((cmd->target_component != status->component_id) && (cmd->target_component != 0))) { // component_id 0: valid for all components + if (cmd->target_system != status_local->system_id || ((cmd->target_component != status_local->component_id) && (cmd->target_component != 0))) { // component_id 0: valid for all components return false; } - /* only handle high-priority commands here */ + /* result of the command */ + enum VEHICLE_CMD_RESULT cmd_result = VEHICLE_CMD_RESULT_UNSUPPORTED; /* request to set different system mode */ switch (cmd->command) { case VEHICLE_CMD_DO_SET_MODE: { - uint8_t base_mode = (uint8_t) cmd->param1; - uint8_t custom_main_mode = (uint8_t) cmd->param2; - transition_result_t arming_res = TRANSITION_NOT_CHANGED; - - /* set HIL state */ - hil_state_t new_hil_state = (base_mode & MAV_MODE_FLAG_HIL_ENABLED) ? HIL_STATE_ON : HIL_STATE_OFF; - int hil_ret = hil_state_transition(new_hil_state, status_pub, status, mavlink_fd); - - /* if HIL got enabled, reset battery status state */ - if (hil_ret == OK && status->hil_state == HIL_STATE_ON) { - /* reset the arming mode to disarmed */ - arming_res = arming_state_transition(status, safety, ARMING_STATE_STANDBY, armed); + uint8_t base_mode = (uint8_t)cmd->param1; + uint8_t custom_main_mode = (uint8_t)cmd->param2; - if (arming_res != TRANSITION_DENIED) { - mavlink_log_info(mavlink_fd, "[cmd] HIL: Reset ARMED state to standby"); + transition_result_t arming_ret = TRANSITION_NOT_CHANGED; - } else { - mavlink_log_info(mavlink_fd, "[cmd] HIL: FAILED resetting armed state"); - } - } + transition_result_t main_ret = TRANSITION_NOT_CHANGED; - if (hil_ret == OK) - ret = true; - - // Transition the arming state - arming_res = arm_disarm(base_mode & MAV_MODE_FLAG_SAFETY_ARMED, mavlink_fd, "set mode command"); - - if (arming_res == TRANSITION_CHANGED) - ret = true; + /* set HIL state */ + hil_state_t new_hil_state = (base_mode & MAV_MODE_FLAG_HIL_ENABLED) ? HIL_STATE_ON : HIL_STATE_OFF; + transition_result_t hil_ret = hil_state_transition(new_hil_state, status_pub, status_local, mavlink_fd); - /* set main state */ - transition_result_t main_res = TRANSITION_DENIED; + // Transition the arming state + arming_ret = arm_disarm(base_mode & MAV_MODE_FLAG_SAFETY_ARMED, mavlink_fd, "set mode command"); if (base_mode & MAV_MODE_FLAG_CUSTOM_MODE_ENABLED) { /* use autopilot-specific mode */ if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_MANUAL) { /* MANUAL */ - main_res = main_state_transition(status, MAIN_STATE_MANUAL); + main_ret = main_state_transition(status_local, MAIN_STATE_MANUAL); - } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_SEATBELT) { - /* SEATBELT */ - main_res = main_state_transition(status, MAIN_STATE_SEATBELT); + } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_ALTCTL) { + /* ALTCTL */ + main_ret = main_state_transition(status_local, MAIN_STATE_ALTCTL); - } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_EASY) { - /* EASY */ - main_res = main_state_transition(status, MAIN_STATE_EASY); + } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_POSCTL) { + /* POSCTL */ + main_ret = main_state_transition(status_local, MAIN_STATE_POSCTL); } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_AUTO) { /* AUTO */ - main_res = main_state_transition(status, MAIN_STATE_AUTO); + main_ret = main_state_transition(status_local, MAIN_STATE_AUTO_MISSION); + + } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_ACRO) { + /* ACRO */ + main_ret = main_state_transition(status_local, MAIN_STATE_ACRO); + + } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_OFFBOARD) { + /* OFFBOARD */ + main_ret = main_state_transition(status_local, MAIN_STATE_OFFBOARD); } } else { /* use base mode */ if (base_mode & MAV_MODE_FLAG_AUTO_ENABLED) { /* AUTO */ - main_res = main_state_transition(status, MAIN_STATE_AUTO); + main_ret = main_state_transition(status_local, MAIN_STATE_AUTO_MISSION); } else if (base_mode & MAV_MODE_FLAG_MANUAL_INPUT_ENABLED) { if (base_mode & MAV_MODE_FLAG_GUIDED_ENABLED) { - /* EASY */ - main_res = main_state_transition(status, MAIN_STATE_EASY); + /* POSCTL */ + main_ret = main_state_transition(status_local, MAIN_STATE_POSCTL); } else if (base_mode & MAV_MODE_FLAG_STABILIZE_ENABLED) { /* MANUAL */ - main_res = main_state_transition(status, MAIN_STATE_MANUAL); + main_ret = main_state_transition(status_local, MAIN_STATE_MANUAL); } } } - if (main_res == TRANSITION_CHANGED) - ret = true; - - if (arming_res != TRANSITION_DENIED && main_res != TRANSITION_DENIED) { - result = VEHICLE_CMD_RESULT_ACCEPTED; + if (hil_ret != TRANSITION_DENIED && arming_ret != TRANSITION_DENIED && main_ret != TRANSITION_DENIED) { + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } else { - result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; + cmd_result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; } - - break; } + break; case VEHICLE_CMD_COMPONENT_ARM_DISARM: { - // Follow exactly what the mavlink spec says for values: 0.0f for disarm, 1.0f for arm. - // We use an float epsilon delta to test float equality. - if (cmd->param1 != 0.0f && (fabsf(cmd->param1 - 1.0f) > 2.0f * FLT_EPSILON)) { - mavlink_log_info(mavlink_fd, "Unsupported ARM_DISARM parameter: %.6f", cmd->param1); - } else { - transition_result_t arming_res = arm_disarm(cmd->param1 != 0.0f, mavlink_fd, "arm/disarm component command"); - if (arming_res == TRANSITION_DENIED) { - mavlink_log_critical(mavlink_fd, "#audio: REJECTING component arm cmd"); - result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; - } else { - result = VEHICLE_CMD_RESULT_ACCEPTED; - } - } + // Adhere to MAVLink specs, but base on knowledge that these fundamentally encode ints + // for logic state parameters + + if (static_cast<int>(cmd->param1 + 0.5f) != 0 && static_cast<int>(cmd->param1 + 0.5f) != 1) { + mavlink_log_critical(mavlink_fd, "Unsupported ARM_DISARM param: %.3f", (double)cmd->param1); + + } else { + + bool cmd_arms = (static_cast<int>(cmd->param1 + 0.5f) == 1); + + // Flick to inair restore first if this comes from an onboard system + if (cmd->source_system == status_local->system_id && cmd->source_component == status_local->component_id) { + status_local->arming_state = ARMING_STATE_IN_AIR_RESTORE; + } + + transition_result_t arming_res = arm_disarm(cmd_arms, mavlink_fd, "arm/disarm component command"); + + if (arming_res == TRANSITION_DENIED) { + mavlink_log_critical(mavlink_fd, "REJECTING component arm cmd"); + cmd_result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; + + } else { + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; + } + } } break; case VEHICLE_CMD_OVERRIDE_GOTO: { // TODO listen vehicle_command topic directly from navigator (?) - unsigned int mav_goto = cmd->param1; + + // Increase by 0.5f and rely on the integer cast + // implicit floor(). This is the *safest* way to + // convert from floats representing small ints to actual ints. + unsigned int mav_goto = (cmd->param1 + 0.5f); if (mav_goto == 0) { // MAV_GOTO_DO_HOLD - status->set_nav_state = NAV_STATE_LOITER; - status->set_nav_state_timestamp = hrt_absolute_time(); - mavlink_log_critical(mavlink_fd, "#audio: pause mission cmd"); - result = VEHICLE_CMD_RESULT_ACCEPTED; - ret = true; + status_local->nav_state = NAVIGATION_STATE_AUTO_LOITER; + mavlink_log_critical(mavlink_fd, "Pause mission cmd"); + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } else if (mav_goto == 1) { // MAV_GOTO_DO_CONTINUE - status->set_nav_state = NAV_STATE_MISSION; - status->set_nav_state_timestamp = hrt_absolute_time(); - mavlink_log_critical(mavlink_fd, "#audio: continue mission cmd"); - result = VEHICLE_CMD_RESULT_ACCEPTED; - ret = true; + status_local->nav_state = NAVIGATION_STATE_AUTO_MISSION; + mavlink_log_critical(mavlink_fd, "Continue mission cmd"); + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } else { - mavlink_log_info(mavlink_fd, "Unsupported OVERRIDE_GOTO: %f %f %f %f %f %f %f %f", cmd->param1, cmd->param2, cmd->param3, cmd->param4, cmd->param5, cmd->param6, cmd->param7); + mavlink_log_critical(mavlink_fd, "REJ CMD: %.1f %.1f %.1f %.1f %.1f %.1f %.1f %.1f", + (double)cmd->param1, + (double)cmd->param2, + (double)cmd->param3, + (double)cmd->param4, + (double)cmd->param5, + (double)cmd->param6, + (double)cmd->param7); } } break; - /* Flight termination */ - case VEHICLE_CMD_DO_SET_SERVO: { //xxx: needs its own mavlink command - - //XXX: to enable the parachute, a param needs to be set - //xxx: for safety only for now, param3 is unused by VEHICLE_CMD_DO_SET_SERVO - if (armed->armed && cmd->param3 > 0.5 && parachute_enabled) { - transition_result_t failsafe_res = failsafe_state_transition(status, FAILSAFE_STATE_TERMINATION); - result = VEHICLE_CMD_RESULT_ACCEPTED; - ret = true; - + /* Flight termination */ + case VEHICLE_CMD_DO_FLIGHTTERMINATION: { + if (cmd->param1 > 0.5f) { + //XXX update state machine? + armed_local->force_failsafe = true; + warnx("forcing failsafe"); } else { - /* reject parachute depoyment not armed */ - result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; + armed_local->force_failsafe = false; + warnx("disabling failsafe"); } - + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } break; case VEHICLE_CMD_DO_SET_HOME: { bool use_current = cmd->param1 > 0.5f; + if (use_current) { /* use current position */ - if (status->condition_global_position_valid) { + if (status_local->condition_global_position_valid) { home->lat = global_pos->lat; home->lon = global_pos->lon; home->alt = global_pos->alt; home->timestamp = hrt_absolute_time(); - result = VEHICLE_CMD_RESULT_ACCEPTED; + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } else { - result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; + cmd_result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; } } else { @@ -562,10 +588,10 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe home->timestamp = hrt_absolute_time(); - result = VEHICLE_CMD_RESULT_ACCEPTED; + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } - if (result == VEHICLE_CMD_RESULT_ACCEPTED) { + if (cmd_result == VEHICLE_CMD_RESULT_ACCEPTED) { warnx("home: lat = %.7f, lon = %.7f, alt = %.2f ", home->lat, home->lon, (double)home->alt); mavlink_log_info(mavlink_fd, "[cmd] home: %.7f, %.7f, %.2f", home->lat, home->lon, (double)home->alt); @@ -578,10 +604,11 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe } /* mark home position as set */ - status->condition_home_position_valid = true; + status_local->condition_home_position_valid = true; } } break; + case VEHICLE_CMD_PREFLIGHT_REBOOT_SHUTDOWN: case VEHICLE_CMD_PREFLIGHT_CALIBRATION: case VEHICLE_CMD_PREFLIGHT_SET_SENSOR_OFFSETS: @@ -595,17 +622,19 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe answer_command(*cmd, VEHICLE_CMD_RESULT_UNSUPPORTED); break; } - if (result != VEHICLE_CMD_RESULT_UNSUPPORTED) { + + if (cmd_result != VEHICLE_CMD_RESULT_UNSUPPORTED) { /* already warned about unsupported commands in "default" case */ - answer_command(*cmd, result); + answer_command(*cmd, cmd_result); } /* send any requested ACKs */ - if (cmd->confirmation > 0 && result != VEHICLE_CMD_RESULT_UNSUPPORTED) { + if (cmd->confirmation > 0 && cmd_result != VEHICLE_CMD_RESULT_UNSUPPORTED) { /* send acknowledge command */ // XXX TODO } + return true; } int commander_thread_main(int argc, char *argv[]) @@ -622,41 +651,54 @@ int commander_thread_main(int argc, char *argv[]) param_t _param_component_id = param_find("MAV_COMP_ID"); param_t _param_takeoff_alt = param_find("NAV_TAKEOFF_ALT"); param_t _param_enable_parachute = param_find("NAV_PARACHUTE_EN"); + param_t _param_enable_datalink_loss = param_find("COM_DL_LOSS_EN"); /* welcome user */ warnx("starting"); - char *main_states_str[MAIN_STATE_MAX]; - main_states_str[0] = "MANUAL"; - main_states_str[1] = "SEATBELT"; - main_states_str[2] = "EASY"; - main_states_str[3] = "AUTO"; - - char *arming_states_str[ARMING_STATE_MAX]; - arming_states_str[0] = "INIT"; - arming_states_str[1] = "STANDBY"; - arming_states_str[2] = "ARMED"; - arming_states_str[3] = "ARMED_ERROR"; - arming_states_str[4] = "STANDBY_ERROR"; - arming_states_str[5] = "REBOOT"; - arming_states_str[6] = "IN_AIR_RESTORE"; - - char *failsafe_states_str[FAILSAFE_STATE_MAX]; - failsafe_states_str[0] = "NORMAL"; - failsafe_states_str[1] = "RTL"; - failsafe_states_str[2] = "LAND"; - failsafe_states_str[3] = "TERMINATION"; + const char *main_states_str[MAIN_STATE_MAX]; + main_states_str[MAIN_STATE_MANUAL] = "MANUAL"; + main_states_str[MAIN_STATE_ALTCTL] = "ALTCTL"; + main_states_str[MAIN_STATE_POSCTL] = "POSCTL"; + main_states_str[MAIN_STATE_AUTO_MISSION] = "AUTO_MISSION"; + main_states_str[MAIN_STATE_AUTO_LOITER] = "AUTO_LOITER"; + main_states_str[MAIN_STATE_AUTO_RTL] = "AUTO_RTL"; + main_states_str[MAIN_STATE_ACRO] = "ACRO"; + main_states_str[MAIN_STATE_OFFBOARD] = "OFFBOARD"; + + const char *arming_states_str[ARMING_STATE_MAX]; + arming_states_str[ARMING_STATE_INIT] = "INIT"; + arming_states_str[ARMING_STATE_STANDBY] = "STANDBY"; + arming_states_str[ARMING_STATE_ARMED] = "ARMED"; + arming_states_str[ARMING_STATE_ARMED_ERROR] = "ARMED_ERROR"; + arming_states_str[ARMING_STATE_STANDBY_ERROR] = "STANDBY_ERROR"; + arming_states_str[ARMING_STATE_REBOOT] = "REBOOT"; + arming_states_str[ARMING_STATE_IN_AIR_RESTORE] = "IN_AIR_RESTORE"; + + const char *nav_states_str[NAVIGATION_STATE_MAX]; + nav_states_str[NAVIGATION_STATE_MANUAL] = "MANUAL"; + nav_states_str[NAVIGATION_STATE_ALTCTL] = "ALTCTL"; + nav_states_str[NAVIGATION_STATE_POSCTL] = "POSCTL"; + nav_states_str[NAVIGATION_STATE_AUTO_MISSION] = "AUTO_MISSION"; + nav_states_str[NAVIGATION_STATE_AUTO_LOITER] = "AUTO_LOITER"; + nav_states_str[NAVIGATION_STATE_AUTO_RTL] = "AUTO_RTL"; + nav_states_str[NAVIGATION_STATE_AUTO_RTGS] = "AUTO_RTGS"; + nav_states_str[NAVIGATION_STATE_ACRO] = "ACRO"; + nav_states_str[NAVIGATION_STATE_LAND] = "LAND"; + nav_states_str[NAVIGATION_STATE_DESCEND] = "DESCEND"; + nav_states_str[NAVIGATION_STATE_TERMINATION] = "TERMINATION"; + nav_states_str[NAVIGATION_STATE_OFFBOARD] = "OFFBOARD"; /* pthread for slow low prio thread */ pthread_t commander_low_prio_thread; /* initialize */ if (led_init() != 0) { - warnx("ERROR: Failed to initialize leds"); + warnx("ERROR: LED INIT FAIL"); } if (buzzer_init() != OK) { - warnx("ERROR: Failed to initialize buzzer"); + warnx("ERROR: BUZZER INIT FAIL"); } mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); @@ -667,11 +709,10 @@ int commander_thread_main(int argc, char *argv[]) // We want to accept RC inputs as default status.rc_input_blocked = false; status.main_state = MAIN_STATE_MANUAL; - status.set_nav_state = NAV_STATE_NONE; - status.set_nav_state_timestamp = 0; + status.nav_state = NAVIGATION_STATE_MANUAL; status.arming_state = ARMING_STATE_INIT; status.hil_state = HIL_STATE_OFF; - status.failsafe_state = FAILSAFE_STATE_NORMAL; + status.failsafe = false; /* neither manual nor offboard control commands have been received */ status.offboard_control_signal_found_once = false; @@ -680,6 +721,7 @@ int commander_thread_main(int argc, char *argv[]) /* mark all signals lost as long as they haven't been found */ status.rc_signal_lost = true; status.offboard_control_signal_lost = true; + status.data_link_lost = true; /* set battery warning flag */ status.battery_warning = VEHICLE_BATTERY_WARNING_NONE; @@ -691,8 +733,20 @@ int commander_thread_main(int argc, char *argv[]) status.counter++; status.timestamp = hrt_absolute_time(); + status.condition_power_input_valid = true; + status.avionics_power_rail_voltage = -1.0f; + + // CIRCUIT BREAKERS + status.circuit_breaker_engaged_power_check = false; + status.circuit_breaker_engaged_airspd_check = false; + /* publish initial state */ status_pub = orb_advertise(ORB_ID(vehicle_status), &status); + if (status_pub < 0) { + warnx("ERROR: orb_advertise for topic vehicle_status failed (uorb app running?).\n"); + warnx("exiting."); + exit(ERROR); + } /* armed topic */ orb_advert_t armed_pub; @@ -710,19 +764,35 @@ int commander_thread_main(int argc, char *argv[]) struct home_position_s home; memset(&home, 0, sizeof(home)); - if (status_pub < 0) { - warnx("ERROR: orb_advertise for topic vehicle_status failed (uorb app running?).\n"); - warnx("exiting."); - exit(ERROR); - } + /* init mission state, do it here to allow navigator to use stored mission even if mavlink failed to start */ + orb_advert_t mission_pub = -1; + mission_s mission; + if (dm_read(DM_KEY_MISSION_STATE, 0, &mission, sizeof(mission_s)) == sizeof(mission_s)) { + if (mission.dataman_id >= 0 && mission.dataman_id <= 1) { + warnx("loaded mission state: dataman_id=%d, count=%u, current=%d", mission.dataman_id, mission.count, mission.current_seq); + mavlink_log_info(mavlink_fd, "[cmd] dataman_id=%d, count=%u, current=%d", + mission.dataman_id, mission.count, mission.current_seq); + } else { + const char *missionfail = "reading mission state failed"; + warnx("%s", missionfail); + mavlink_log_critical(mavlink_fd, missionfail); + + /* initialize mission state in dataman */ + mission.dataman_id = 0; + mission.count = 0; + mission.current_seq = 0; + dm_write(DM_KEY_MISSION_STATE, 0, DM_PERSIST_POWER_ON_RESET, &mission, sizeof(mission_s)); + } - mavlink_log_info(mavlink_fd, "[cmd] started"); + mission_pub = orb_advertise(ORB_ID(offboard_mission), &mission); + orb_publish(ORB_ID(offboard_mission), mission_pub, &mission); + } int ret; pthread_attr_t commander_low_prio_attr; pthread_attr_init(&commander_low_prio_attr); - pthread_attr_setstacksize(&commander_low_prio_attr, 2992); + pthread_attr_setstacksize(&commander_low_prio_attr, 2900); struct sched_param param; (void)pthread_attr_getschedparam(&commander_low_prio_attr, ¶m); @@ -741,15 +811,15 @@ int commander_thread_main(int argc, char *argv[]) bool low_battery_voltage_actions_done = false; bool critical_battery_voltage_actions_done = false; - uint64_t last_idle_time = 0; - uint64_t start_time = 0; + hrt_abstime last_idle_time = 0; + hrt_abstime start_time = 0; bool status_changed = true; bool param_init_forced = true; bool updated = false; - bool rc_calibration_ok = (OK == rc_calibration_check(mavlink_fd)); + rc_calibration_check(mavlink_fd); /* Subscribe to safety topic */ int safety_sub = orb_subscribe(ORB_ID(safety)); @@ -757,6 +827,11 @@ int commander_thread_main(int argc, char *argv[]) safety.safety_switch_available = false; safety.safety_off = false; + /* Subscribe to mission result topic */ + int mission_result_sub = orb_subscribe(ORB_ID(mission_result)); + struct mission_result_s mission_result; + memset(&mission_result, 0, sizeof(mission_result)); + /* Subscribe to manual control data */ int sp_man_sub = orb_subscribe(ORB_ID(manual_control_setpoint)); struct manual_control_setpoint_s sp_man; @@ -764,13 +839,26 @@ int commander_thread_main(int argc, char *argv[]) /* Subscribe to offboard control data */ int sp_offboard_sub = orb_subscribe(ORB_ID(offboard_control_setpoint)); - struct offboard_control_setpoint_s sp_offboard; memset(&sp_offboard, 0, sizeof(sp_offboard)); + /* Subscribe to telemetry status topics */ + int telemetry_subs[TELEMETRY_STATUS_ORB_ID_NUM]; + uint64_t telemetry_last_heartbeat[TELEMETRY_STATUS_ORB_ID_NUM]; + bool telemetry_lost[TELEMETRY_STATUS_ORB_ID_NUM]; + + for (int i = 0; i < TELEMETRY_STATUS_ORB_ID_NUM; i++) { + telemetry_subs[i] = orb_subscribe(telemetry_status_orb_id[i]); + telemetry_last_heartbeat[i] = 0; + telemetry_lost[i] = true; + } + /* Subscribe to global position */ int global_position_sub = orb_subscribe(ORB_ID(vehicle_global_position)); struct vehicle_global_position_s global_position; memset(&global_position, 0, sizeof(global_position)); + /* Init EPH and EPV */ + global_position.eph = 1000.0f; + global_position.epv = 1000.0f; /* Subscribe to local position data */ int local_position_sub = orb_subscribe(ORB_ID(vehicle_local_position)); @@ -823,6 +911,16 @@ int commander_thread_main(int argc, char *argv[]) struct position_setpoint_triplet_s pos_sp_triplet; memset(&pos_sp_triplet, 0, sizeof(pos_sp_triplet)); + /* Subscribe to system power */ + int system_power_sub = orb_subscribe(ORB_ID(system_power)); + struct system_power_s system_power; + memset(&system_power, 0, sizeof(system_power)); + + /* Subscribe to actuator controls (outputs) */ + int actuator_controls_sub = orb_subscribe(ORB_ID_VEHICLE_ATTITUDE_CONTROLS); + struct actuator_controls_s actuator_controls; + memset(&actuator_controls, 0, sizeof(actuator_controls)); + control_status_leds(&status, &armed, true); /* now initialized */ @@ -831,6 +929,15 @@ int commander_thread_main(int argc, char *argv[]) start_time = hrt_absolute_time(); + transition_result_t arming_ret; + + int32_t datalink_loss_enabled = false; + + /* check which state machines for changes, clear "changed" flag */ + bool arming_state_changed = false; + bool main_state_changed = false; + bool failsafe_old = false; + while (!thread_should_exit) { if (mavlink_fd < 0 && counter % (1000000 / MAVLINK_OPEN_INTERVAL) == 0) { @@ -838,6 +945,9 @@ int commander_thread_main(int argc, char *argv[]) mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); } + arming_ret = TRANSITION_NOT_CHANGED; + + /* update parameters */ orb_check(param_changed_sub, &updated); @@ -868,14 +978,20 @@ int commander_thread_main(int argc, char *argv[]) /* check and update system / component ID */ param_get(_param_system_id, &(status.system_id)); param_get(_param_component_id, &(status.component_id)); + + status.circuit_breaker_engaged_power_check = circuit_breaker_enabled("CBRK_SUPPLY_CHK", CBRK_SUPPLY_CHK_KEY); + status.circuit_breaker_engaged_airspd_check = circuit_breaker_enabled("CBRK_AIRSPD_CHK", CBRK_AIRSPD_CHK_KEY); + status_changed = true; /* re-check RC calibration */ - rc_calibration_ok = (OK == rc_calibration_check(mavlink_fd)); + rc_calibration_check(mavlink_fd); } + /* navigation parameters */ param_get(_param_takeoff_alt, &takeoff_alt); param_get(_param_enable_parachute, ¶chute_enabled); + param_get(_param_enable_datalink_loss, &datalink_loss_enabled); } orb_check(sp_man_sub, &updated); @@ -890,6 +1006,41 @@ int commander_thread_main(int argc, char *argv[]) orb_copy(ORB_ID(offboard_control_setpoint), sp_offboard_sub, &sp_offboard); } + if (sp_offboard.timestamp != 0 && + sp_offboard.timestamp + OFFBOARD_TIMEOUT > hrt_absolute_time()) { + if (status.offboard_control_signal_lost) { + status.offboard_control_signal_lost = false; + status_changed = true; + } + } else { + if (!status.offboard_control_signal_lost) { + status.offboard_control_signal_lost = true; + status_changed = true; + } + } + + for (int i = 0; i < TELEMETRY_STATUS_ORB_ID_NUM; i++) { + orb_check(telemetry_subs[i], &updated); + + if (updated) { + struct telemetry_status_s telemetry; + memset(&telemetry, 0, sizeof(telemetry)); + + orb_copy(telemetry_status_orb_id[i], telemetry_subs[i], &telemetry); + + /* perform system checks when new telemetry link connected */ + if (mavlink_fd && + telemetry_last_heartbeat[i] == 0 && + telemetry.heartbeat_time > 0 && + hrt_elapsed_time(&telemetry.heartbeat_time) < DL_TIMEOUT) { + + (void)rc_calibration_check(mavlink_fd); + } + + telemetry_last_heartbeat[i] = telemetry.heartbeat_time; + } + } + orb_check(sensor_sub, &updated); if (updated) { @@ -902,6 +1053,26 @@ int commander_thread_main(int argc, char *argv[]) orb_copy(ORB_ID(differential_pressure), diff_pres_sub, &diff_pres); } + orb_check(system_power_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(system_power), system_power_sub, &system_power); + + if (hrt_elapsed_time(&system_power.timestamp) < 200000) { + if (system_power.servo_valid && + !system_power.brick_valid && + !system_power.usb_connected) { + /* flying only on servo rail, this is unsafe */ + status.condition_power_input_valid = false; + } else { + status.condition_power_input_valid = true; + } + + /* copy avionics voltage */ + status.avionics_power_rail_voltage = system_power.voltage5V_v; + } + } + check_valid(diff_pres.timestamp, DIFFPRESS_TIMEOUT, true, &(status.condition_airspeed_valid), &status_changed); /* update safety topic */ @@ -913,8 +1084,10 @@ int commander_thread_main(int argc, char *argv[]) /* disarm if safety is now on and still armed */ if (status.hil_state == HIL_STATE_OFF && safety.safety_switch_available && !safety.safety_off && armed.armed) { arming_state_t new_arming_state = (status.arming_state == ARMING_STATE_ARMED ? ARMING_STATE_STANDBY : ARMING_STATE_STANDBY_ERROR); - if (TRANSITION_CHANGED == arming_state_transition(&status, &safety, new_arming_state, &armed)) { - mavlink_log_info(mavlink_fd, "[cmd] DISARMED by safety switch"); + + if (TRANSITION_CHANGED == arming_state_transition(&status, &safety, new_arming_state, &armed, mavlink_fd)) { + mavlink_log_info(mavlink_fd, "DISARMED by safety switch"); + arming_state_changed = true; } } } @@ -927,31 +1100,51 @@ int commander_thread_main(int argc, char *argv[]) orb_copy(ORB_ID(vehicle_global_position), global_position_sub, &global_position); } + /* update local position estimate */ + orb_check(local_position_sub, &updated); + + if (updated) { + /* position changed */ + orb_copy(ORB_ID(vehicle_local_position), local_position_sub, &local_position); + } + /* update condition_global_position_valid */ /* hysteresis for EPH/EPV */ - bool eph_epv_good; + bool eph_good; + if (status.condition_global_position_valid) { - if (global_position.eph > eph_epv_threshold * 2.0f || global_position.epv > eph_epv_threshold * 2.0f) { - eph_epv_good = false; + if (global_position.eph > eph_threshold * 2.5f) { + eph_good = false; + + } else { + eph_good = true; } } else { - if (global_position.eph < eph_epv_threshold && global_position.epv < eph_epv_threshold) { - eph_epv_good = true; + if (global_position.eph < eph_threshold) { + eph_good = true; + + } else { + eph_good = false; } } - check_valid(global_position.timestamp, POSITION_TIMEOUT, eph_epv_good, &(status.condition_global_position_valid), &status_changed); + + check_valid(global_position.timestamp, POSITION_TIMEOUT, eph_good, &(status.condition_global_position_valid), &status_changed); /* check if GPS fix is ok */ /* update home position */ if (!status.condition_home_position_valid && status.condition_global_position_valid && !armed.armed && - (global_position.eph < eph_epv_threshold) && (global_position.epv < eph_epv_threshold)) { + (global_position.eph < eph_threshold) && (global_position.epv < epv_threshold)) { home.lat = global_position.lat; home.lon = global_position.lon; home.alt = global_position.alt; + home.x = local_position.x; + home.y = local_position.y; + home.z = local_position.z; + warnx("home: lat = %.7f, lon = %.7f, alt = %.2f ", home.lat, home.lon, (double)home.alt); mavlink_log_info(mavlink_fd, "[cmd] home: %.7f, %.7f, %.2f", home.lat, home.lon, (double)home.alt); @@ -968,38 +1161,41 @@ int commander_thread_main(int argc, char *argv[]) tune_positive(true); } - /* update local position estimate */ - orb_check(local_position_sub, &updated); + /* update condition_local_position_valid and condition_local_altitude_valid */ + /* hysteresis for EPH */ + bool local_eph_good; - if (updated) { - /* position changed */ - orb_copy(ORB_ID(vehicle_local_position), local_position_sub, &local_position); - } + if (status.condition_local_position_valid) { + if (local_position.eph > eph_threshold * 2.5f) { + local_eph_good = false; - /* update condition_local_position_valid and condition_local_altitude_valid */ - check_valid(local_position.timestamp, POSITION_TIMEOUT, local_position.xy_valid && eph_epv_good, &(status.condition_local_position_valid), &status_changed); + } else { + local_eph_good = true; + } + + } else { + if (local_position.eph < eph_threshold) { + local_eph_good = true; + + } else { + local_eph_good = false; + } + } + check_valid(local_position.timestamp, POSITION_TIMEOUT, local_position.xy_valid && local_eph_good, &(status.condition_local_position_valid), &status_changed); check_valid(local_position.timestamp, POSITION_TIMEOUT, local_position.z_valid, &(status.condition_local_altitude_valid), &status_changed); - static bool published_condition_landed_fw = false; - if (status.is_rotary_wing && status.condition_local_altitude_valid) { + if (status.condition_local_altitude_valid) { if (status.condition_landed != local_position.landed) { status.condition_landed = local_position.landed; status_changed = true; - published_condition_landed_fw = false; //make sure condition_landed is published again if the system type changes if (status.condition_landed) { - mavlink_log_critical(mavlink_fd, "#audio: LANDED"); + mavlink_log_critical(mavlink_fd, "LANDED MODE"); } else { - mavlink_log_critical(mavlink_fd, "#audio: IN AIR"); + mavlink_log_critical(mavlink_fd, "IN AIR MODE"); } } - } else { - if (!published_condition_landed_fw) { - status.condition_landed = false; // Fixedwing does not have a landing detector currently - published_condition_landed_fw = true; - status_changed = true; - } } /* update battery status */ @@ -1007,13 +1203,17 @@ int commander_thread_main(int argc, char *argv[]) if (updated) { orb_copy(ORB_ID(battery_status), battery_sub, &battery); + orb_copy(ORB_ID_VEHICLE_ATTITUDE_CONTROLS, actuator_controls_sub, &actuator_controls); /* only consider battery voltage if system has been running 2s and battery voltage is valid */ if (hrt_absolute_time() > start_time + 2000000 && battery.voltage_filtered_v > 0.0f) { status.battery_voltage = battery.voltage_filtered_v; status.battery_current = battery.current_a; status.condition_battery_voltage_valid = true; - status.battery_remaining = battery_remaining_estimate_voltage(battery.voltage_filtered_v, battery.discharged_mah); + + /* get throttle (if armed), as we only care about energy negative throttle also counts */ + float throttle = (armed.armed) ? fabsf(actuator_controls.control[3]) : 0.0f; + status.battery_remaining = battery_remaining_estimate_voltage(battery.voltage_filtered_v, battery.discharged_mah, throttle); } } @@ -1063,8 +1263,9 @@ int commander_thread_main(int argc, char *argv[]) /* compute system load */ uint64_t interval_runtime = system_load.tasks[0].total_runtime - last_idle_time; - if (last_idle_time > 0) - status.load = 1.0f - ((float)interval_runtime / 1e6f); //system load is time spent in non-idle + if (last_idle_time > 0) { + status.load = 1.0f - ((float)interval_runtime / 1e6f); //system load is time spent in non-idle + } last_idle_time = system_load.tasks[0].total_runtime; @@ -1074,25 +1275,32 @@ int commander_thread_main(int argc, char *argv[]) } /* if battery voltage is getting lower, warn using buzzer, etc. */ - if (status.condition_battery_voltage_valid && status.battery_remaining < 0.25f && !low_battery_voltage_actions_done) { + if (status.condition_battery_voltage_valid && status.battery_remaining < 0.18f && !low_battery_voltage_actions_done) { low_battery_voltage_actions_done = true; - mavlink_log_critical(mavlink_fd, "#audio: WARNING: LOW BATTERY"); + mavlink_log_critical(mavlink_fd, "LOW BATTERY, RETURN TO LAND ADVISED"); status.battery_warning = VEHICLE_BATTERY_WARNING_LOW; status_changed = true; - } else if (status.condition_battery_voltage_valid && status.battery_remaining < 0.1f && !critical_battery_voltage_actions_done && low_battery_voltage_actions_done) { + } else if (status.condition_battery_voltage_valid && status.battery_remaining < 0.09f && !critical_battery_voltage_actions_done && low_battery_voltage_actions_done) { /* critical battery voltage, this is rather an emergency, change state machine */ critical_battery_voltage_actions_done = true; - mavlink_log_critical(mavlink_fd, "#audio: EMERGENCY: CRITICAL BATTERY"); + mavlink_log_emergency(mavlink_fd, "CRITICAL BATTERY, LAND IMMEDIATELY"); status.battery_warning = VEHICLE_BATTERY_WARNING_CRITICAL; if (armed.armed) { - arming_state_transition(&status, &safety, ARMING_STATE_ARMED_ERROR, &armed); + arming_ret = arming_state_transition(&status, &safety, ARMING_STATE_ARMED_ERROR, &armed, mavlink_fd); + + if (arming_ret == TRANSITION_CHANGED) { + arming_state_changed = true; + } } else { - arming_state_transition(&status, &safety, ARMING_STATE_STANDBY_ERROR, &armed); - } + arming_ret = arming_state_transition(&status, &safety, ARMING_STATE_STANDBY_ERROR, &armed, mavlink_fd); + if (arming_ret == TRANSITION_CHANGED) { + arming_state_changed = true; + } + } status_changed = true; } @@ -1100,11 +1308,15 @@ int commander_thread_main(int argc, char *argv[]) /* If in INIT state, try to proceed to STANDBY state */ if (status.arming_state == ARMING_STATE_INIT && low_prio_task == LOW_PRIO_TASK_NONE) { - // XXX check for sensors - arming_state_transition(&status, &safety, ARMING_STATE_STANDBY, &armed); + /* TODO: check for sensors */ + arming_ret = arming_state_transition(&status, &safety, ARMING_STATE_STANDBY, &armed, mavlink_fd); + + if (arming_ret == TRANSITION_CHANGED) { + arming_state_changed = true; + } } else { - // XXX: Add emergency stuff if sensors are lost + /* TODO: Add emergency stuff if sensors are lost */ } @@ -1123,39 +1335,43 @@ int commander_thread_main(int argc, char *argv[]) orb_copy(ORB_ID(vehicle_gps_position), gps_sub, &gps_position); } - /* start RC input check */ + orb_check(mission_result_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(mission_result), mission_result_sub, &mission_result); + } + + /* RC input check */ if (!status.rc_input_blocked && sp_man.timestamp != 0 && hrt_absolute_time() < sp_man.timestamp + RC_TIMEOUT) { /* handle the case where RC signal was regained */ if (!status.rc_signal_found_once) { status.rc_signal_found_once = true; - mavlink_log_critical(mavlink_fd, "#audio: detected RC signal first time"); + mavlink_log_critical(mavlink_fd, "detected RC signal first time"); status_changed = true; } else { if (status.rc_signal_lost) { - mavlink_log_critical(mavlink_fd, "#audio: RC signal regained"); + mavlink_log_critical(mavlink_fd, "RC signal regained"); status_changed = true; } } status.rc_signal_lost = false; - transition_result_t res; // store all transitions results here - - /* arm/disarm by RC */ - res = TRANSITION_NOT_CHANGED; - - /* check if left stick is in lower left position and we are in MANUAL or AUTO_READY mode or (ASSISTED mode and landed) -> disarm + /* check if left stick is in lower left position and we are in MANUAL or AUTO_READY mode or (ASSIST mode and landed) -> disarm * do it only for rotary wings */ if (status.is_rotary_wing && (status.arming_state == ARMING_STATE_ARMED || status.arming_state == ARMING_STATE_ARMED_ERROR) && - (status.main_state == MAIN_STATE_MANUAL || status.condition_landed) && - sp_man.yaw < -STICK_ON_OFF_LIMIT && sp_man.throttle < 0.1f) { + (status.main_state == MAIN_STATE_MANUAL || status.main_state == MAIN_STATE_ACRO || status.condition_landed) && + sp_man.r < -STICK_ON_OFF_LIMIT && sp_man.z < 0.1f) { if (stick_off_counter > STICK_ON_OFF_COUNTER_LIMIT) { /* disarm to STANDBY if ARMED or to STANDBY_ERROR if ARMED_ERROR */ arming_state_t new_arming_state = (status.arming_state == ARMING_STATE_ARMED ? ARMING_STATE_STANDBY : ARMING_STATE_STANDBY_ERROR); - res = arming_state_transition(&status, &safety, new_arming_state, &armed); + arming_ret = arming_state_transition(&status, &safety, new_arming_state, &armed, mavlink_fd); + if (arming_ret == TRANSITION_CHANGED) { + arming_state_changed = true; + } stick_off_counter = 0; } else { @@ -1168,16 +1384,20 @@ int commander_thread_main(int argc, char *argv[]) /* check if left stick is in lower right position and we're in MANUAL mode -> arm */ if (status.arming_state == ARMING_STATE_STANDBY && - sp_man.yaw > STICK_ON_OFF_LIMIT && sp_man.throttle < 0.1f) { + sp_man.r > STICK_ON_OFF_LIMIT && sp_man.z < 0.1f) { if (stick_on_counter > STICK_ON_OFF_COUNTER_LIMIT) { - if (safety.safety_switch_available && !safety.safety_off && status.hil_state == HIL_STATE_OFF) { - print_reject_arm("NOT ARMING: Press safety switch first."); - } else if (status.main_state != MAIN_STATE_MANUAL) { + /* we check outside of the transition function here because the requirement + * for being in manual mode only applies to manual arming actions. + * the system can be armed in auto if armed via the GCS. + */ + if (status.main_state != MAIN_STATE_MANUAL) { print_reject_arm("NOT ARMING: Switch to MANUAL mode first."); - } else { - res = arming_state_transition(&status, &safety, ARMING_STATE_ARMED, &armed); + arming_ret = arming_state_transition(&status, &safety, ARMING_STATE_ARMED, &armed, mavlink_fd); + if (arming_ret == TRANSITION_CHANGED) { + arming_state_changed = true; + } } stick_on_counter = 0; @@ -1190,118 +1410,77 @@ int commander_thread_main(int argc, char *argv[]) stick_on_counter = 0; } - if (res == TRANSITION_CHANGED) { + if (arming_ret == TRANSITION_CHANGED) { if (status.arming_state == ARMING_STATE_ARMED) { - mavlink_log_info(mavlink_fd, "[cmd] ARMED by RC"); + mavlink_log_info(mavlink_fd, "ARMED by RC"); } else { - mavlink_log_info(mavlink_fd, "[cmd] DISARMED by RC"); + mavlink_log_info(mavlink_fd, "DISARMED by RC"); } - - } else if (res == TRANSITION_DENIED) { - /* DENIED here indicates bug in the commander */ - mavlink_log_critical(mavlink_fd, "ERROR: arming state transition denied"); - } - - if (status.failsafe_state != FAILSAFE_STATE_NORMAL) { - /* recover from failsafe */ - transition_result_t res = failsafe_state_transition(&status, FAILSAFE_STATE_NORMAL); + arming_state_changed = true; + + } else if (arming_ret == TRANSITION_DENIED) { + /* + * the arming transition can be denied to a number of reasons: + * - pre-flight check failed (sensors not ok or not calibrated) + * - safety not disabled + * - system not in manual mode + */ + tune_negative(true); } /* evaluate the main state machine according to mode switches */ - res = set_main_state_rc(&status, &sp_man); + transition_result_t main_res = set_main_state_rc(&status, &sp_man); /* play tune on mode change only if armed, blink LED always */ - if (res == TRANSITION_CHANGED) { + if (main_res == TRANSITION_CHANGED) { tune_positive(armed.armed); + main_state_changed = true; - } else if (res == TRANSITION_DENIED) { + } else if (main_res == TRANSITION_DENIED) { /* DENIED here indicates bug in the commander */ - mavlink_log_critical(mavlink_fd, "ERROR: main state transition denied"); - } - - /* set navigation state */ - /* RETURN switch, overrides MISSION switch */ - if (sp_man.return_switch == SWITCH_POS_ON) { - /* switch to RTL if not already landed after RTL and home position set */ - status.set_nav_state = NAV_STATE_RTL; - status.set_nav_state_timestamp = hrt_absolute_time(); - - } else { - /* MISSION switch */ - if (sp_man.loiter_switch == SWITCH_POS_ON) { - /* stick is in LOITER position */ - status.set_nav_state = NAV_STATE_LOITER; - status.set_nav_state_timestamp = hrt_absolute_time(); - - } else if (sp_man.loiter_switch != SWITCH_POS_NONE) { - /* stick is in MISSION position */ - status.set_nav_state = NAV_STATE_MISSION; - status.set_nav_state_timestamp = hrt_absolute_time(); - - } else if ((sp_man.return_switch == SWITCH_POS_OFF || sp_man.return_switch == SWITCH_POS_MIDDLE) && - pos_sp_triplet.nav_state == NAV_STATE_RTL) { - /* RETURN switch is in normal mode, no MISSION switch mapped, interrupt if in RTL state */ - status.set_nav_state = NAV_STATE_MISSION; - status.set_nav_state_timestamp = hrt_absolute_time(); - } + mavlink_log_critical(mavlink_fd, "main state transition denied"); } } else { if (!status.rc_signal_lost) { - mavlink_log_critical(mavlink_fd, "#audio: CRITICAL: RC SIGNAL LOST"); + mavlink_log_critical(mavlink_fd, "RC SIGNAL LOST"); status.rc_signal_lost = true; status_changed = true; } + } - if (armed.armed) { - if (status.main_state == MAIN_STATE_AUTO) { - /* check if AUTO mode still allowed */ - transition_result_t res = main_state_transition(&status, MAIN_STATE_AUTO); - - if (res == TRANSITION_DENIED) { - /* AUTO mode denied, don't try RTL, switch to failsafe state LAND */ - res = failsafe_state_transition(&status, FAILSAFE_STATE_LAND); - - if (res == TRANSITION_DENIED) { - /* LAND not allowed, set TERMINATION state */ - transition_result_t res = failsafe_state_transition(&status, FAILSAFE_STATE_TERMINATION); - } - } - - } else { - /* failsafe for manual modes */ - transition_result_t res = TRANSITION_DENIED; - - if (!status.condition_landed) { - /* vehicle is not landed, try to perform RTL */ - res = failsafe_state_transition(&status, FAILSAFE_STATE_RTL); - } - - if (res == TRANSITION_DENIED) { - /* RTL not allowed (no global position estimate) or not wanted, try LAND */ - res = failsafe_state_transition(&status, FAILSAFE_STATE_LAND); - - if (res == TRANSITION_DENIED) { - /* LAND not allowed, set TERMINATION state */ - res = failsafe_state_transition(&status, FAILSAFE_STATE_TERMINATION); - } - } + /* data links check */ + bool have_link = false; + for (int i = 0; i < TELEMETRY_STATUS_ORB_ID_NUM; i++) { + if (telemetry_last_heartbeat[i] != 0 && hrt_elapsed_time(&telemetry_last_heartbeat[i]) < DL_TIMEOUT) { + /* handle the case where data link was regained */ + if (telemetry_lost[i]) { + mavlink_log_critical(mavlink_fd, "data link %i regained", i); + telemetry_lost[i] = false; } + have_link = true; } else { - if (status.failsafe_state != FAILSAFE_STATE_NORMAL) { - /* reset failsafe when disarmed */ - transition_result_t res = failsafe_state_transition(&status, FAILSAFE_STATE_NORMAL); + if (!telemetry_lost[i]) { + mavlink_log_critical(mavlink_fd, "data link %i lost", i); + telemetry_lost[i] = true; } } } - // TODO remove this hack - /* flight termination in manual mode if assisted switch is on easy position */ - if (!status.is_rotary_wing && parachute_enabled && armed.armed && status.main_state == MAIN_STATE_MANUAL && sp_man.assisted_switch == SWITCH_POS_ON) { - if (TRANSITION_CHANGED == failsafe_state_transition(&status, FAILSAFE_STATE_TERMINATION)) { - tune_positive(armed.armed); + if (have_link) { + /* handle the case where data link was regained */ + if (status.data_link_lost) { + status.data_link_lost = false; + status_changed = true; + } + + } else { + if (!status.data_link_lost) { + mavlink_log_critical(mavlink_fd, "ALL DATA LINKS LOST"); + status.data_link_lost = true; + status_changed = true; } } @@ -1313,15 +1492,11 @@ int commander_thread_main(int argc, char *argv[]) orb_copy(ORB_ID(vehicle_command), cmd_sub, &cmd); /* handle it */ - if (handle_command(&status, &safety, &cmd, &armed, &home, &global_position, &home_pub)) + if (handle_command(&status, &safety, &cmd, &armed, &home, &global_position, &home_pub)) { status_changed = true; + } } - /* check which state machines for changes, clear "changed" flag */ - bool arming_state_changed = check_arming_state_changed(); - bool main_state_changed = check_main_state_changed(); - bool failsafe_state_changed = check_failsafe_state_changed(); - hrt_abstime t1 = hrt_absolute_time(); /* print new state */ @@ -1331,15 +1506,19 @@ int commander_thread_main(int argc, char *argv[]) /* update home position on arming if at least 2s from commander start spent to avoid setting home on in-air restart */ if (armed.armed && !was_armed && hrt_absolute_time() > start_time + 2000000 && status.condition_global_position_valid && - (global_position.eph < eph_epv_threshold) && (global_position.epv < eph_epv_threshold)) { + (global_position.eph < eph_threshold) && (global_position.epv < epv_threshold)) { // TODO remove code duplication home.lat = global_position.lat; home.lon = global_position.lon; home.alt = global_position.alt; + home.x = local_position.x; + home.y = local_position.y; + home.z = local_position.z; + warnx("home: lat = %.7f, lon = %.7f, alt = %.2f ", home.lat, home.lon, (double)home.alt); - mavlink_log_info(mavlink_fd, "[cmd] home: %.7f, %.7f, %.2f", home.lat, home.lon, (double)home.alt); + mavlink_log_info(mavlink_fd, "home: %.7f, %.7f, %.2f", home.lat, home.lon, (double)home.alt); /* announce new home position */ if (home_pub > 0) { @@ -1352,17 +1531,33 @@ int commander_thread_main(int argc, char *argv[]) /* mark home position as set */ status.condition_home_position_valid = true; } + arming_state_changed = false; } + was_armed = armed.armed; + /* now set navigation state according to failsafe and main state */ + bool nav_state_changed = set_nav_state(&status, (bool)datalink_loss_enabled, + mission_result.finished); + + // TODO handle mode changes by commands if (main_state_changed) { status_changed = true; + warnx("main state: %s", main_states_str[status.main_state]); mavlink_log_info(mavlink_fd, "[cmd] main state: %s", main_states_str[status.main_state]); + main_state_changed = false; } - if (failsafe_state_changed) { + if (status.failsafe != failsafe_old) { status_changed = true; - mavlink_log_info(mavlink_fd, "[cmd] failsafe state: %s", failsafe_states_str[status.failsafe_state]); + mavlink_log_info(mavlink_fd, "[cmd] failsafe state: %i", status.failsafe); + failsafe_old = status.failsafe; + } + + if (nav_state_changed) { + status_changed = true; + warnx("nav state: %s", nav_states_str[status.nav_state]); + mavlink_log_info(mavlink_fd, "[cmd] nav state: %s", nav_states_str[status.nav_state]); } /* publish states (armed, control mode, vehicle status) at least with 5 Hz */ @@ -1388,7 +1583,7 @@ int commander_thread_main(int argc, char *argv[]) /* play tune on battery critical */ set_tune(TONE_BATTERY_WARNING_FAST_TUNE); - } else if (status.battery_warning == VEHICLE_BATTERY_WARNING_LOW || status.failsafe_state != FAILSAFE_STATE_NORMAL) { + } else if (status.battery_warning == VEHICLE_BATTERY_WARNING_LOW || status.failsafe) { /* play tune on battery warning or failsafe */ set_tune(TONE_BATTERY_WARNING_SLOW_TUNE); @@ -1447,6 +1642,7 @@ int commander_thread_main(int argc, char *argv[]) close(diff_pres_sub); close(param_changed_sub); close(battery_sub); + close(mission_pub); thread_running = false; @@ -1466,22 +1662,22 @@ check_valid(hrt_abstime timestamp, hrt_abstime timeout, bool valid_in, bool *val } void -control_status_leds(vehicle_status_s *status, const actuator_armed_s *actuator_armed, bool changed) +control_status_leds(vehicle_status_s *status_local, const actuator_armed_s *actuator_armed, bool changed) { /* driving rgbled */ if (changed) { bool set_normal_color = false; /* set mode */ - if (status->arming_state == ARMING_STATE_ARMED) { + if (status_local->arming_state == ARMING_STATE_ARMED) { rgbled_set_mode(RGBLED_MODE_ON); set_normal_color = true; - } else if (status->arming_state == ARMING_STATE_ARMED_ERROR) { + } else if (status_local->arming_state == ARMING_STATE_ARMED_ERROR) { rgbled_set_mode(RGBLED_MODE_BLINK_FAST); rgbled_set_color(RGBLED_COLOR_RED); - } else if (status->arming_state == ARMING_STATE_STANDBY) { + } else if (status_local->arming_state == ARMING_STATE_STANDBY) { rgbled_set_mode(RGBLED_MODE_BREATHE); set_normal_color = true; @@ -1492,12 +1688,12 @@ control_status_leds(vehicle_status_s *status, const actuator_armed_s *actuator_a if (set_normal_color) { /* set color */ - if (status->battery_warning == VEHICLE_BATTERY_WARNING_LOW || status->failsafe_state != FAILSAFE_STATE_NORMAL) { + if (status_local->battery_warning == VEHICLE_BATTERY_WARNING_LOW || status_local->failsafe) { rgbled_set_color(RGBLED_COLOR_AMBER); /* VEHICLE_BATTERY_WARNING_CRITICAL handled as ARMING_STATE_ARMED_ERROR / ARMING_STATE_STANDBY_ERROR */ } else { - if (status->condition_local_position_valid) { + if (status_local->condition_local_position_valid) { rgbled_set_color(RGBLED_COLOR_GREEN); } else { @@ -1516,21 +1712,24 @@ control_status_leds(vehicle_status_s *status, const actuator_armed_s *actuator_a } else if (actuator_armed->ready_to_arm) { /* ready to arm, blink at 1Hz */ - if (leds_counter % 20 == 0) + if (leds_counter % 20 == 0) { led_toggle(LED_BLUE); + } } else { /* not ready to arm, blink at 10Hz */ - if (leds_counter % 2 == 0) + if (leds_counter % 2 == 0) { led_toggle(LED_BLUE); + } } #endif /* give system warnings on error LED, XXX maybe add memory usage warning too */ - if (status->load > 0.95f) { - if (leds_counter % 2 == 0) + if (status_local->load > 0.95f) { + if (leds_counter % 2 == 0) { led_toggle(LED_AMBER); + } } else { led_off(LED_AMBER); @@ -1540,65 +1739,124 @@ control_status_leds(vehicle_status_s *status, const actuator_armed_s *actuator_a } transition_result_t -set_main_state_rc(struct vehicle_status_s *status, struct manual_control_setpoint_s *sp_man) +set_main_state_rc(struct vehicle_status_s *status_local, struct manual_control_setpoint_s *sp_man) { /* set main state according to RC switches */ transition_result_t res = TRANSITION_DENIED; + /* offboard switch overrides main switch */ + if (sp_man->offboard_switch == SWITCH_POS_ON) { + res = main_state_transition(status_local, MAIN_STATE_OFFBOARD); + if (res == TRANSITION_DENIED) { + print_reject_mode(status_local, "OFFBOARD"); + + } else { + return res; + } + } + + /* offboard switched off or denied, check main mode switch */ switch (sp_man->mode_switch) { case SWITCH_POS_NONE: res = TRANSITION_NOT_CHANGED; break; case SWITCH_POS_OFF: // MANUAL - res = main_state_transition(status, MAIN_STATE_MANUAL); + if (sp_man->acro_switch == SWITCH_POS_ON) { + res = main_state_transition(status_local, MAIN_STATE_ACRO); + + } else { + res = main_state_transition(status_local, MAIN_STATE_MANUAL); + } // TRANSITION_DENIED is not possible here break; - case SWITCH_POS_MIDDLE: // ASSISTED - if (sp_man->assisted_switch == SWITCH_POS_ON) { - res = main_state_transition(status, MAIN_STATE_EASY); + case SWITCH_POS_MIDDLE: // ASSIST + if (sp_man->posctl_switch == SWITCH_POS_ON) { + res = main_state_transition(status_local, MAIN_STATE_POSCTL); if (res != TRANSITION_DENIED) { break; // changed successfully or already in this state } - // else fallback to SEATBELT - print_reject_mode(status, "EASY"); + print_reject_mode(status_local, "POSCTL"); } - res = main_state_transition(status, MAIN_STATE_SEATBELT); + // fallback to ALTCTL + res = main_state_transition(status_local, MAIN_STATE_ALTCTL); if (res != TRANSITION_DENIED) { break; // changed successfully or already in this mode } - if (sp_man->assisted_switch != SWITCH_POS_ON) { - print_reject_mode(status, "SEATBELT"); + if (sp_man->posctl_switch != SWITCH_POS_ON) { + print_reject_mode(status_local, "ALTCTL"); } - // else fallback to MANUAL - res = main_state_transition(status, MAIN_STATE_MANUAL); + // fallback to MANUAL + res = main_state_transition(status_local, MAIN_STATE_MANUAL); // TRANSITION_DENIED is not possible here break; case SWITCH_POS_ON: // AUTO - res = main_state_transition(status, MAIN_STATE_AUTO); + if (sp_man->return_switch == SWITCH_POS_ON) { + res = main_state_transition(status_local, MAIN_STATE_AUTO_RTL); - if (res != TRANSITION_DENIED) { - break; // changed successfully or already in this state + if (res != TRANSITION_DENIED) { + break; // changed successfully or already in this state + } + + print_reject_mode(status_local, "AUTO_RTL"); + + // fallback to LOITER if home position not set + res = main_state_transition(status_local, MAIN_STATE_AUTO_LOITER); + + if (res != TRANSITION_DENIED) { + break; // changed successfully or already in this state + } + + } else if (sp_man->loiter_switch == SWITCH_POS_ON) { + res = main_state_transition(status_local, MAIN_STATE_AUTO_LOITER); + + if (res != TRANSITION_DENIED) { + break; // changed successfully or already in this state + } + + print_reject_mode(status_local, "AUTO_LOITER"); + + } else { + res = main_state_transition(status_local, MAIN_STATE_AUTO_MISSION); + + if (res != TRANSITION_DENIED) { + break; // changed successfully or already in this state + } + + print_reject_mode(status_local, "AUTO_MISSION"); + + // fallback to LOITER if home position not set + res = main_state_transition(status_local, MAIN_STATE_AUTO_LOITER); + + if (res != TRANSITION_DENIED) { + break; // changed successfully or already in this state + } } - // else fallback to SEATBELT (EASY likely will not work too) - print_reject_mode(status, "AUTO"); - res = main_state_transition(status, MAIN_STATE_SEATBELT); + // fallback to POSCTL + res = main_state_transition(status_local, MAIN_STATE_POSCTL); + + if (res != TRANSITION_DENIED) { + break; // changed successfully or already in this state + } + + // fallback to ALTCTL + res = main_state_transition(status_local, MAIN_STATE_ALTCTL); if (res != TRANSITION_DENIED) { break; // changed successfully or already in this state } - // else fallback to MANUAL - res = main_state_transition(status, MAIN_STATE_MANUAL); + // fallback to MANUAL + res = main_state_transition(status_local, MAIN_STATE_MANUAL); // TRANSITION_DENIED is not possible here break; @@ -1610,47 +1868,83 @@ set_main_state_rc(struct vehicle_status_s *status, struct manual_control_setpoin } void - set_control_mode() { - /* set vehicle_control_mode according to main state and failsafe state */ + /* set vehicle_control_mode according to set_navigation_state */ control_mode.flag_armed = armed.armed; + /* TODO: check this */ control_mode.flag_external_manual_override_ok = !status.is_rotary_wing; control_mode.flag_system_hil_enabled = status.hil_state == HIL_STATE_ON; + control_mode.flag_control_offboard_enabled = false; + + switch (status.nav_state) { + case NAVIGATION_STATE_MANUAL: + control_mode.flag_control_manual_enabled = true; + control_mode.flag_control_auto_enabled = false; + control_mode.flag_control_rates_enabled = status.is_rotary_wing; + control_mode.flag_control_attitude_enabled = status.is_rotary_wing; + control_mode.flag_control_altitude_enabled = false; + control_mode.flag_control_climb_rate_enabled = false; + control_mode.flag_control_position_enabled = false; + control_mode.flag_control_velocity_enabled = false; + control_mode.flag_control_termination_enabled = false; + break; + + case NAVIGATION_STATE_ACRO: + control_mode.flag_control_manual_enabled = true; + control_mode.flag_control_auto_enabled = false; + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = false; + control_mode.flag_control_altitude_enabled = false; + control_mode.flag_control_climb_rate_enabled = false; + control_mode.flag_control_position_enabled = false; + control_mode.flag_control_velocity_enabled = false; + control_mode.flag_control_termination_enabled = false; + break; - control_mode.flag_control_termination_enabled = false; + case NAVIGATION_STATE_ALTCTL: + control_mode.flag_control_manual_enabled = true; + control_mode.flag_control_auto_enabled = false; + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = true; + control_mode.flag_control_altitude_enabled = true; + control_mode.flag_control_climb_rate_enabled = true; + control_mode.flag_control_position_enabled = false; + control_mode.flag_control_velocity_enabled = false; + control_mode.flag_control_termination_enabled = false; + break; - /* set this flag when navigator should act */ - bool navigator_enabled = false; + case NAVIGATION_STATE_OFFBOARD: + control_mode.flag_control_manual_enabled = false; + control_mode.flag_control_auto_enabled = false; + control_mode.flag_control_offboard_enabled = true; - switch (status.failsafe_state) { - case FAILSAFE_STATE_NORMAL: - switch (status.main_state) { - case MAIN_STATE_MANUAL: - control_mode.flag_control_manual_enabled = true; - control_mode.flag_control_auto_enabled = false; - control_mode.flag_control_rates_enabled = status.is_rotary_wing; - control_mode.flag_control_attitude_enabled = status.is_rotary_wing; + switch (sp_offboard.mode) { + case OFFBOARD_CONTROL_MODE_DIRECT_RATES: + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = false; control_mode.flag_control_altitude_enabled = false; control_mode.flag_control_climb_rate_enabled = false; control_mode.flag_control_position_enabled = false; control_mode.flag_control_velocity_enabled = false; break; - - case MAIN_STATE_SEATBELT: - control_mode.flag_control_manual_enabled = true; - control_mode.flag_control_auto_enabled = false; + case OFFBOARD_CONTROL_MODE_DIRECT_ATTITUDE: control_mode.flag_control_rates_enabled = true; control_mode.flag_control_attitude_enabled = true; - control_mode.flag_control_altitude_enabled = true; - control_mode.flag_control_climb_rate_enabled = true; + control_mode.flag_control_altitude_enabled = false; + control_mode.flag_control_climb_rate_enabled = false; control_mode.flag_control_position_enabled = false; control_mode.flag_control_velocity_enabled = false; break; - - case MAIN_STATE_EASY: - control_mode.flag_control_manual_enabled = true; - control_mode.flag_control_auto_enabled = false; + case OFFBOARD_CONTROL_MODE_DIRECT_VELOCITY: + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = true; + control_mode.flag_control_altitude_enabled = true; /* XXX: hack for now */ + control_mode.flag_control_climb_rate_enabled = true; + control_mode.flag_control_position_enabled = true; /* XXX: hack for now */ + control_mode.flag_control_velocity_enabled = true; + break; + case OFFBOARD_CONTROL_MODE_DIRECT_POSITION: control_mode.flag_control_rates_enabled = true; control_mode.flag_control_attitude_enabled = true; control_mode.flag_control_altitude_enabled = true; @@ -1658,25 +1952,57 @@ set_control_mode() control_mode.flag_control_position_enabled = true; control_mode.flag_control_velocity_enabled = true; break; - - case MAIN_STATE_AUTO: - navigator_enabled = true; - default: - break; + control_mode.flag_control_rates_enabled = false; + control_mode.flag_control_attitude_enabled = false; + control_mode.flag_control_altitude_enabled = false; + control_mode.flag_control_climb_rate_enabled = false; + control_mode.flag_control_position_enabled = false; + control_mode.flag_control_velocity_enabled = false; } + break; + case NAVIGATION_STATE_POSCTL: + control_mode.flag_control_manual_enabled = true; + control_mode.flag_control_auto_enabled = false; + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = true; + control_mode.flag_control_altitude_enabled = true; + control_mode.flag_control_climb_rate_enabled = true; + control_mode.flag_control_position_enabled = true; + control_mode.flag_control_velocity_enabled = true; + control_mode.flag_control_termination_enabled = false; break; - case FAILSAFE_STATE_RTL: - navigator_enabled = true; + case NAVIGATION_STATE_AUTO_MISSION: + case NAVIGATION_STATE_AUTO_LOITER: + case NAVIGATION_STATE_AUTO_RTL: + case NAVIGATION_STATE_AUTO_RTGS: + control_mode.flag_control_manual_enabled = false; + control_mode.flag_control_auto_enabled = true; + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = true; + control_mode.flag_control_altitude_enabled = true; + control_mode.flag_control_climb_rate_enabled = true; + control_mode.flag_control_position_enabled = true; + control_mode.flag_control_velocity_enabled = true; + control_mode.flag_control_termination_enabled = false; break; - case FAILSAFE_STATE_LAND: - navigator_enabled = true; + case NAVIGATION_STATE_LAND: + control_mode.flag_control_manual_enabled = false; + control_mode.flag_control_auto_enabled = true; + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = true; + /* in failsafe LAND mode position may be not available */ + control_mode.flag_control_position_enabled = status.condition_local_position_valid; + control_mode.flag_control_velocity_enabled = status.condition_local_position_valid; + control_mode.flag_control_altitude_enabled = true; + control_mode.flag_control_climb_rate_enabled = true; + control_mode.flag_control_termination_enabled = false; break; - case FAILSAFE_STATE_TERMINATION: + case NAVIGATION_STATE_TERMINATION: /* disable all controllers on termination */ control_mode.flag_control_manual_enabled = false; control_mode.flag_control_auto_enabled = false; @@ -1692,33 +2018,16 @@ set_control_mode() default: break; } - - /* navigator has control, set control mode flags according to nav state*/ - if (navigator_enabled) { - control_mode.flag_control_manual_enabled = false; - control_mode.flag_control_auto_enabled = true; - control_mode.flag_control_rates_enabled = true; - control_mode.flag_control_attitude_enabled = true; - - /* in failsafe LAND mode position may be not available */ - control_mode.flag_control_position_enabled = status.condition_local_position_valid; - control_mode.flag_control_velocity_enabled = status.condition_local_position_valid; - - control_mode.flag_control_altitude_enabled = true; - control_mode.flag_control_climb_rate_enabled = true; - } } void -print_reject_mode(struct vehicle_status_s *status, const char *msg) +print_reject_mode(struct vehicle_status_s *status_local, const char *msg) { hrt_abstime t = hrt_absolute_time(); if (t - last_print_mode_reject_time > PRINT_MODE_REJECT_INTERVAL) { last_print_mode_reject_time = t; - char s[80]; - sprintf(s, "#audio: REJECT %s", msg); - mavlink_log_critical(mavlink_fd, s); + mavlink_log_critical(mavlink_fd, "REJECT %s", msg); /* only buzz if armed, because else we're driving people nuts indoors they really need to look at the leds as well. */ @@ -1733,9 +2042,7 @@ print_reject_arm(const char *msg) if (t - last_print_mode_reject_time > PRINT_MODE_REJECT_INTERVAL) { last_print_mode_reject_time = t; - char s[80]; - sprintf(s, "#audio: %s", msg); - mavlink_log_critical(mavlink_fd, s); + mavlink_log_critical(mavlink_fd, msg); tune_negative(true); } } @@ -1744,26 +2051,27 @@ void answer_command(struct vehicle_command_s &cmd, enum VEHICLE_CMD_RESULT resul { switch (result) { case VEHICLE_CMD_RESULT_ACCEPTED: - tune_positive(true); + tune_positive(true); break; case VEHICLE_CMD_RESULT_DENIED: - mavlink_log_critical(mavlink_fd, "#audio: command denied: %u", cmd.command); + mavlink_log_critical(mavlink_fd, "command denied: %u", cmd.command); tune_negative(true); break; case VEHICLE_CMD_RESULT_FAILED: - mavlink_log_critical(mavlink_fd, "#audio: command failed: %u", cmd.command); + mavlink_log_critical(mavlink_fd, "command failed: %u", cmd.command); tune_negative(true); break; case VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED: - mavlink_log_critical(mavlink_fd, "#audio: command temporarily rejected: %u", cmd.command); + /* this needs additional hints to the user - so let other messages pass and be spoken */ + mavlink_log_critical(mavlink_fd, "command temporarily rejected: %u", cmd.command); tune_negative(true); break; case VEHICLE_CMD_RESULT_UNSUPPORTED: - mavlink_log_critical(mavlink_fd, "#audio: command unsupported: %u", cmd.command); + mavlink_log_critical(mavlink_fd, "command unsupported: %u", cmd.command); tune_negative(true); break; @@ -1794,8 +2102,9 @@ void *commander_low_prio_loop(void *arg) int pret = poll(&fds[0], (sizeof(fds) / sizeof(fds[0])), 200); /* timed out - periodic check for thread_should_exit, etc. */ - if (pret == 0) + if (pret == 0) { continue; + } /* this is undesirable but not much we can do - might want to flag unhappy status */ if (pret < 0) { @@ -1810,8 +2119,9 @@ void *commander_low_prio_loop(void *arg) if (cmd.command == VEHICLE_CMD_DO_SET_MODE || cmd.command == VEHICLE_CMD_COMPONENT_ARM_DISARM || cmd.command == VEHICLE_CMD_NAV_TAKEOFF || - cmd.command == VEHICLE_CMD_DO_SET_SERVO) + cmd.command == VEHICLE_CMD_DO_SET_SERVO) { continue; + } /* only handle low-priority commands here */ switch (cmd.command) { @@ -1846,9 +2156,7 @@ void *commander_low_prio_loop(void *arg) int calib_ret = ERROR; /* try to go to INIT/PREFLIGHT arming state */ - - // XXX disable interrupts in arming_state_transition - if (TRANSITION_DENIED == arming_state_transition(&status, &safety, ARMING_STATE_INIT, &armed)) { + if (TRANSITION_DENIED == arming_state_transition(&status, &safety, ARMING_STATE_INIT, &armed, mavlink_fd)) { answer_command(cmd, VEHICLE_CMD_RESULT_DENIED); break; } @@ -1889,6 +2197,7 @@ void *commander_low_prio_loop(void *arg) /* airspeed calibration */ answer_command(cmd, VEHICLE_CMD_RESULT_ACCEPTED); calib_ret = do_airspeed_calibration(mavlink_fd); + } else if ((int)(cmd.param4) == 0) { /* RC calibration ended - have we been in one worth confirming? */ if (status.rc_input_blocked) { @@ -1903,12 +2212,14 @@ void *commander_low_prio_loop(void *arg) } - if (calib_ret == OK) + if (calib_ret == OK) { tune_positive(true); - else + + } else { tune_negative(true); + } - arming_state_transition(&status, &safety, ARMING_STATE_STANDBY, &armed); + arming_state_transition(&status, &safety, ARMING_STATE_STANDBY, &armed, mavlink_fd); break; } @@ -1926,11 +2237,13 @@ void *commander_low_prio_loop(void *arg) mavlink_log_critical(mavlink_fd, "#audio: parameters load ERROR"); /* convenience as many parts of NuttX use negative errno */ - if (ret < 0) + if (ret < 0) { ret = -ret; + } - if (ret < 1000) + if (ret < 1000) { mavlink_log_critical(mavlink_fd, "#audio: %s", strerror(ret)); + } answer_command(cmd, VEHICLE_CMD_RESULT_FAILED); } @@ -1946,11 +2259,13 @@ void *commander_low_prio_loop(void *arg) mavlink_log_critical(mavlink_fd, "#audio: parameters save error"); /* convenience as many parts of NuttX use negative errno */ - if (ret < 0) + if (ret < 0) { ret = -ret; + } - if (ret < 1000) + if (ret < 1000) { mavlink_log_critical(mavlink_fd, "#audio: %s", strerror(ret)); + } answer_command(cmd, VEHICLE_CMD_RESULT_FAILED); } @@ -1960,8 +2275,8 @@ void *commander_low_prio_loop(void *arg) } case VEHICLE_CMD_START_RX_PAIR: - /* handled in the IO driver */ - break; + /* handled in the IO driver */ + break; default: /* don't answer on unsupported commands, it will be done in main loop */ diff --git a/src/modules/commander/commander_helper.cpp b/src/modules/commander/commander_helper.cpp index 0fd3c9e9e..2022e99fb 100644 --- a/src/modules/commander/commander_helper.cpp +++ b/src/modules/commander/commander_helper.cpp @@ -1,9 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Thomas Gubler <thomasgubler@student.ethz.ch> - * Julian Oes <joes@student.ethz.ch> - * Anton Babushkin <anton.babushkin@me.com> + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -37,6 +34,11 @@ /** * @file commander_helper.cpp * Commander helper functions implementations + * + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> + * @author Anton Babushkin <anton.babushkin@me.com> + * */ #include <stdio.h> @@ -113,17 +115,22 @@ void buzzer_deinit() close(buzzer); } -void set_tune(int tune) { +void set_tune(int tune) +{ unsigned int new_tune_duration = tune_durations[tune]; + /* don't interrupt currently playing non-repeating tune by repeating */ if (tune_end == 0 || new_tune_duration != 0 || hrt_absolute_time() > tune_end) { /* allow interrupting current non-repeating tune by the same tune */ if (tune != tune_current || new_tune_duration != 0) { ioctl(buzzer, TONE_SET_ALARM, tune); } + tune_current = tune; + if (new_tune_duration != 0) { tune_end = hrt_absolute_time() + new_tune_duration; + } else { tune_end = 0; } @@ -138,6 +145,7 @@ void tune_positive(bool use_buzzer) blink_msg_end = hrt_absolute_time() + BLINK_MSG_TIME; rgbled_set_color(RGBLED_COLOR_GREEN); rgbled_set_mode(RGBLED_MODE_BLINK_FAST); + if (use_buzzer) { set_tune(TONE_NOTIFY_POSITIVE_TUNE); } @@ -151,6 +159,7 @@ void tune_neutral(bool use_buzzer) blink_msg_end = hrt_absolute_time() + BLINK_MSG_TIME; rgbled_set_color(RGBLED_COLOR_WHITE); rgbled_set_mode(RGBLED_MODE_BLINK_FAST); + if (use_buzzer) { set_tune(TONE_NOTIFY_NEUTRAL_TUNE); } @@ -164,6 +173,7 @@ void tune_negative(bool use_buzzer) blink_msg_end = hrt_absolute_time() + BLINK_MSG_TIME; rgbled_set_color(RGBLED_COLOR_RED); rgbled_set_mode(RGBLED_MODE_BLINK_FAST); + if (use_buzzer) { set_tune(TONE_NOTIFY_NEGATIVE_TUNE); } @@ -198,15 +208,21 @@ int led_init() return ERROR; } - /* the blue LED is only available on FMUv1 but not FMUv2 */ + /* the blue LED is only available on FMUv1 & AeroCore but not FMUv2 */ (void)ioctl(leds, LED_ON, LED_BLUE); + /* switch blue off */ + led_off(LED_BLUE); + /* we consider the amber led mandatory */ if (ioctl(leds, LED_ON, LED_AMBER)) { warnx("Amber LED: ioctl fail\n"); return ERROR; } + /* switch amber off */ + led_off(LED_AMBER); + /* then try RGB LEDs, this can fail on FMUv1*/ rgbleds = open(RGBLED_DEVICE_PATH, 0); @@ -244,33 +260,38 @@ int led_off(int led) void rgbled_set_color(rgbled_color_t color) { - if (rgbleds != -1) + if (rgbleds != -1) { ioctl(rgbleds, RGBLED_SET_COLOR, (unsigned long)color); + } } void rgbled_set_mode(rgbled_mode_t mode) { - if (rgbleds != -1) + if (rgbleds != -1) { ioctl(rgbleds, RGBLED_SET_MODE, (unsigned long)mode); + } } void rgbled_set_pattern(rgbled_pattern_t *pattern) { - if (rgbleds != -1) + if (rgbleds != -1) { ioctl(rgbleds, RGBLED_SET_PATTERN, (unsigned long)pattern); + } } -float battery_remaining_estimate_voltage(float voltage, float discharged) +float battery_remaining_estimate_voltage(float voltage, float discharged, float throttle_normalized) { float ret = 0; static param_t bat_v_empty_h; static param_t bat_v_full_h; static param_t bat_n_cells_h; static param_t bat_capacity_h; - static float bat_v_empty = 3.2f; - static float bat_v_full = 4.0f; + static param_t bat_v_load_drop_h; + static float bat_v_empty = 3.4f; + static float bat_v_full = 4.2f; + static float bat_v_load_drop = 0.06f; static int bat_n_cells = 3; static float bat_capacity = -1.0f; static bool initialized = false; @@ -278,27 +299,31 @@ float battery_remaining_estimate_voltage(float voltage, float discharged) if (!initialized) { bat_v_empty_h = param_find("BAT_V_EMPTY"); - bat_v_full_h = param_find("BAT_V_FULL"); + bat_v_full_h = param_find("BAT_V_CHARGED"); bat_n_cells_h = param_find("BAT_N_CELLS"); bat_capacity_h = param_find("BAT_CAPACITY"); + bat_v_load_drop_h = param_find("BAT_V_LOAD_DROP"); initialized = true; } if (counter % 100 == 0) { param_get(bat_v_empty_h, &bat_v_empty); param_get(bat_v_full_h, &bat_v_full); + param_get(bat_v_load_drop_h, &bat_v_load_drop); param_get(bat_n_cells_h, &bat_n_cells); param_get(bat_capacity_h, &bat_capacity); } counter++; - /* remaining charge estimate based on voltage */ - float remaining_voltage = (voltage - bat_n_cells * bat_v_empty) / (bat_n_cells * (bat_v_full - bat_v_empty)); + /* remaining charge estimate based on voltage and internal resistance (drop under load) */ + float bat_v_full_dynamic = bat_v_full - (bat_v_load_drop * throttle_normalized); + float remaining_voltage = (voltage - (bat_n_cells * bat_v_empty)) / (bat_n_cells * (bat_v_full_dynamic - bat_v_empty)); if (bat_capacity > 0.0f) { /* if battery capacity is known, use discharged current for estimate, but don't show more than voltage estimate */ ret = fminf(remaining_voltage, 1.0f - discharged / bat_capacity); + } else { /* else use voltage */ ret = remaining_voltage; diff --git a/src/modules/commander/commander_helper.h b/src/modules/commander/commander_helper.h index e75f2592f..4a77fe487 100644 --- a/src/modules/commander/commander_helper.h +++ b/src/modules/commander/commander_helper.h @@ -1,8 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Thomas Gubler <thomasgubler@student.ethz.ch> - * Julian Oes <joes@student.ethz.ch> + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -36,6 +34,9 @@ /** * @file commander_helper.h * Commander helper functions definitions + * + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> */ #ifndef COMMANDER_HELPER_H_ @@ -77,8 +78,11 @@ void rgbled_set_pattern(rgbled_pattern_t *pattern); * Use integral of current if battery capacity known (BAT_CAPACITY parameter set), * else use simple estimate based on voltage. * + * @param voltage the current battery voltage + * @param discharged the discharged capacity + * @param throttle_normalized the normalized throttle magnitude from 0 to 1. Negative throttle should be converted to this range as well, as it consumes energy. * @return the estimated remaining capacity in 0..1 */ -float battery_remaining_estimate_voltage(float voltage, float discharged); +float battery_remaining_estimate_voltage(float voltage, float discharged, float throttle_normalized); #endif /* COMMANDER_HELPER_H_ */ diff --git a/src/modules/commander/commander_params.c b/src/modules/commander/commander_params.c index 80ca68f21..dba68700b 100644 --- a/src/modules/commander/commander_params.c +++ b/src/modules/commander/commander_params.c @@ -39,7 +39,7 @@ * * @author Lorenz Meier <lm@inf.ethz.ch> * @author Thomas Gubler <thomasgubler@student.ethz.ch> - * @author Julian Oes <joes@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> */ #include <nuttx/config.h> @@ -65,7 +65,17 @@ PARAM_DEFINE_FLOAT(BAT_V_EMPTY, 3.4f); * * @group Battery Calibration */ -PARAM_DEFINE_FLOAT(BAT_V_FULL, 3.9f); +PARAM_DEFINE_FLOAT(BAT_V_CHARGED, 4.2f); + +/** + * Voltage drop per cell on 100% load + * + * This implicitely defines the internal resistance + * to maximum current ratio and assumes linearity. + * + * @group Battery Calibration + */ +PARAM_DEFINE_FLOAT(BAT_V_LOAD_DROP, 0.07f); /** * Number of cells. @@ -84,3 +94,14 @@ PARAM_DEFINE_INT32(BAT_N_CELLS, 3); * @group Battery Calibration */ PARAM_DEFINE_FLOAT(BAT_CAPACITY, -1.0f); + +/** + * Datalink loss mode enabled. + * + * Set to 1 to enable actions triggered when the datalink is lost. + * + * @group commander + * @min 0 + * @max 1 + */ +PARAM_DEFINE_INT32(COM_DL_LOSS_EN, 0); diff --git a/src/modules/commander/commander_tests/state_machine_helper_test.cpp b/src/modules/commander/commander_tests/state_machine_helper_test.cpp index 8a946543d..2e18c4284 100644 --- a/src/modules/commander/commander_tests/state_machine_helper_test.cpp +++ b/src/modules/commander/commander_tests/state_machine_helper_test.cpp @@ -183,12 +183,12 @@ bool StateMachineHelperTest::armingStateTransitionTest(void) // Safety switch arming tests - { "transition: init to standby, no safety switch", + { "transition: standby to armed, no safety switch", { ARMING_STATE_STANDBY, ATT_DISARMED, ATT_READY_TO_ARM }, HIL_STATE_OFF, ATT_SENSORS_INITIALIZED, ATT_SAFETY_NOT_AVAILABLE, ATT_SAFETY_OFF, ARMING_STATE_ARMED, { ARMING_STATE_ARMED, ATT_ARMED, ATT_READY_TO_ARM }, TRANSITION_CHANGED }, - { "transition: init to standby, safety switch off", + { "transition: standby to armed, safety switch off", { ARMING_STATE_STANDBY, ATT_DISARMED, ATT_READY_TO_ARM }, HIL_STATE_OFF, ATT_SENSORS_INITIALIZED, ATT_SAFETY_AVAILABLE, ATT_SAFETY_OFF, ARMING_STATE_ARMED, { ARMING_STATE_ARMED, ATT_ARMED, ATT_READY_TO_ARM }, TRANSITION_CHANGED }, @@ -286,7 +286,7 @@ bool StateMachineHelperTest::armingStateTransitionTest(void) armed.ready_to_arm = test->current_state.ready_to_arm; // Attempt transition - transition_result_t result = arming_state_transition(&status, &safety, test->requested_state, &armed); + transition_result_t result = arming_state_transition(&status, &safety, test->requested_state, &armed, 0 /* no mavlink_fd */); // Validate result of transition ut_assert(test->assertMsg, test->expected_transition_result == result); @@ -300,70 +300,151 @@ bool StateMachineHelperTest::armingStateTransitionTest(void) bool StateMachineHelperTest::mainStateTransitionTest(void) { - struct vehicle_status_s current_state; - main_state_t new_main_state; + // This structure represent a single test case for testing Main State transitions. + typedef struct { + const char* assertMsg; // Text to show when test case fails + uint8_t condition_bits; // Bits for various condition_* values + main_state_t from_state; // State prior to transition request + main_state_t to_state; // State to transition to + transition_result_t expected_transition_result; // Expected result from main_state_transition call + } MainTransitionTest_t; + + // Bits for condition_bits + #define MTT_ALL_NOT_VALID 0 + #define MTT_ROTARY_WING 1 << 0 + #define MTT_LOC_ALT_VALID 1 << 1 + #define MTT_LOC_POS_VALID 1 << 2 + #define MTT_HOME_POS_VALID 1 << 3 + #define MTT_GLOBAL_POS_VALID 1 << 4 + + static const MainTransitionTest_t rgMainTransitionTests[] = { + + // TRANSITION_NOT_CHANGED tests + + { "no transition: identical states", + MTT_ALL_NOT_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_MANUAL, TRANSITION_NOT_CHANGED }, + + // TRANSITION_CHANGED tests + + { "transition: MANUAL to ACRO", + MTT_ALL_NOT_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_ACRO, TRANSITION_CHANGED }, + + { "transition: ACRO to MANUAL", + MTT_ALL_NOT_VALID, + MAIN_STATE_ACRO, MAIN_STATE_MANUAL, TRANSITION_CHANGED }, + + { "transition: MANUAL to AUTO_MISSION - global position valid", + MTT_GLOBAL_POS_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_AUTO_MISSION, TRANSITION_CHANGED }, + + { "transition: AUTO_MISSION to MANUAL - global position valid", + MTT_GLOBAL_POS_VALID, + MAIN_STATE_AUTO_MISSION, MAIN_STATE_MANUAL, TRANSITION_CHANGED }, + + { "transition: MANUAL to AUTO_LOITER - global position valid", + MTT_GLOBAL_POS_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_AUTO_LOITER, TRANSITION_CHANGED }, + + { "transition: AUTO_LOITER to MANUAL - global position valid", + MTT_GLOBAL_POS_VALID, + MAIN_STATE_AUTO_LOITER, MAIN_STATE_MANUAL, TRANSITION_CHANGED }, + + { "transition: MANUAL to AUTO_RTL - global position valid, home position valid", + MTT_GLOBAL_POS_VALID | MTT_HOME_POS_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_AUTO_RTL, TRANSITION_CHANGED }, + + { "transition: AUTO_RTL to MANUAL - global position valid, home position valid", + MTT_GLOBAL_POS_VALID | MTT_HOME_POS_VALID, + MAIN_STATE_AUTO_RTL, MAIN_STATE_MANUAL, TRANSITION_CHANGED }, + + { "transition: MANUAL to ALTCTL - not rotary", + MTT_ALL_NOT_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_ALTCTL, TRANSITION_CHANGED }, + + { "transition: MANUAL to ALTCTL - rotary, global position not valid, local altitude valid", + MTT_ROTARY_WING | MTT_LOC_ALT_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_ALTCTL, TRANSITION_CHANGED }, + + { "transition: MANUAL to ALTCTL - rotary, global position valid, local altitude not valid", + MTT_ROTARY_WING | MTT_GLOBAL_POS_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_ALTCTL, TRANSITION_CHANGED }, + + { "transition: ALTCTL to MANUAL - local altitude valid", + MTT_LOC_ALT_VALID, + MAIN_STATE_ALTCTL, MAIN_STATE_MANUAL, TRANSITION_CHANGED }, + + { "transition: MANUAL to POSCTL - local position not valid, global position valid", + MTT_GLOBAL_POS_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_POSCTL, TRANSITION_CHANGED }, + + { "transition: MANUAL to POSCTL - local position valid, global position not valid", + MTT_LOC_POS_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_POSCTL, TRANSITION_CHANGED }, + + { "transition: POSCTL to MANUAL - local position valid, global position valid", + MTT_LOC_POS_VALID, + MAIN_STATE_POSCTL, MAIN_STATE_MANUAL, TRANSITION_CHANGED }, + + // TRANSITION_DENIED tests + + { "no transition: MANUAL to AUTO_MISSION - global position not valid", + MTT_ALL_NOT_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_AUTO_MISSION, TRANSITION_DENIED }, + + { "no transition: MANUAL to AUTO_LOITER - global position not valid", + MTT_ALL_NOT_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_AUTO_LOITER, TRANSITION_DENIED }, + + { "no transition: MANUAL to AUTO_RTL - global position not valid, home position not valid", + MTT_ALL_NOT_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_AUTO_RTL, TRANSITION_DENIED }, + + { "no transition: MANUAL to AUTO_RTL - global position not valid, home position valid", + MTT_HOME_POS_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_AUTO_RTL, TRANSITION_DENIED }, + + { "no transition: MANUAL to AUTO_RTL - global position valid, home position not valid", + MTT_GLOBAL_POS_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_AUTO_RTL, TRANSITION_DENIED }, + + { "no transition: MANUAL to ALTCTL - rotary, global position not valid, local altitude not valid", + MTT_ROTARY_WING, + MAIN_STATE_MANUAL, MAIN_STATE_ALTCTL, TRANSITION_DENIED }, + + { "no transition: MANUAL to POSCTL - local position not valid, global position not valid", + MTT_ALL_NOT_VALID, + MAIN_STATE_MANUAL, MAIN_STATE_POSCTL, TRANSITION_DENIED }, + }; - // Identical states. - current_state.main_state = MAIN_STATE_MANUAL; - new_main_state = MAIN_STATE_MANUAL; - ut_assert("no transition: identical states", - TRANSITION_NOT_CHANGED == main_state_transition(¤t_state, new_main_state)); - ut_assert("current state: manual", MAIN_STATE_MANUAL == current_state.main_state); - - // AUTO to MANUAL. - current_state.main_state = MAIN_STATE_AUTO; - new_main_state = MAIN_STATE_MANUAL; - ut_assert("transition changed: auto to manual", - TRANSITION_CHANGED == main_state_transition(¤t_state, new_main_state)); - ut_assert("new state: manual", MAIN_STATE_MANUAL == current_state.main_state); - - // MANUAL to SEATBELT. - current_state.main_state = MAIN_STATE_MANUAL; - current_state.condition_local_altitude_valid = true; - new_main_state = MAIN_STATE_SEATBELT; - ut_assert("tranisition: manual to seatbelt", - TRANSITION_CHANGED == main_state_transition(¤t_state, new_main_state)); - ut_assert("new state: seatbelt", MAIN_STATE_SEATBELT == current_state.main_state); - - // MANUAL to SEATBELT, invalid local altitude. - current_state.main_state = MAIN_STATE_MANUAL; - current_state.condition_local_altitude_valid = false; - new_main_state = MAIN_STATE_SEATBELT; - ut_assert("no transition: invalid local altitude", - TRANSITION_DENIED == main_state_transition(¤t_state, new_main_state)); - ut_assert("current state: manual", MAIN_STATE_MANUAL == current_state.main_state); - - // MANUAL to EASY. - current_state.main_state = MAIN_STATE_MANUAL; - current_state.condition_local_position_valid = true; - new_main_state = MAIN_STATE_EASY; - ut_assert("transition: manual to easy", - TRANSITION_CHANGED == main_state_transition(¤t_state, new_main_state)); - ut_assert("current state: easy", MAIN_STATE_EASY == current_state.main_state); - - // MANUAL to EASY, invalid local position. - current_state.main_state = MAIN_STATE_MANUAL; - current_state.condition_local_position_valid = false; - new_main_state = MAIN_STATE_EASY; - ut_assert("no transition: invalid position", - TRANSITION_DENIED == main_state_transition(¤t_state, new_main_state)); - ut_assert("current state: manual", MAIN_STATE_MANUAL == current_state.main_state); - - // MANUAL to AUTO. - current_state.main_state = MAIN_STATE_MANUAL; - current_state.condition_global_position_valid = true; - new_main_state = MAIN_STATE_AUTO; - ut_assert("transition: manual to auto", - TRANSITION_CHANGED == main_state_transition(¤t_state, new_main_state)); - ut_assert("current state: auto", MAIN_STATE_AUTO == current_state.main_state); - - // MANUAL to AUTO, invalid global position. - current_state.main_state = MAIN_STATE_MANUAL; - current_state.condition_global_position_valid = false; - new_main_state = MAIN_STATE_AUTO; - ut_assert("no transition: invalid global position", - TRANSITION_DENIED == main_state_transition(¤t_state, new_main_state)); - ut_assert("current state: manual", MAIN_STATE_MANUAL == current_state.main_state); + size_t cMainTransitionTests = sizeof(rgMainTransitionTests) / sizeof(rgMainTransitionTests[0]); + for (size_t i=0; i<cMainTransitionTests; i++) { + const MainTransitionTest_t* test = &rgMainTransitionTests[i]; + + // Setup initial machine state + struct vehicle_status_s current_state; + current_state.main_state = test->from_state; + current_state.is_rotary_wing = test->condition_bits & MTT_ROTARY_WING; + current_state.condition_local_altitude_valid = test->condition_bits & MTT_LOC_ALT_VALID; + current_state.condition_local_position_valid = test->condition_bits & MTT_LOC_POS_VALID; + current_state.condition_home_position_valid = test->condition_bits & MTT_HOME_POS_VALID; + current_state.condition_global_position_valid = test->condition_bits & MTT_GLOBAL_POS_VALID; + + // Attempt transition + transition_result_t result = main_state_transition(¤t_state, test->to_state); + + // Validate result of transition + ut_assert(test->assertMsg, test->expected_transition_result == result); + if (test->expected_transition_result == result) { + if (test->expected_transition_result == TRANSITION_CHANGED) { + ut_assert(test->assertMsg, test->to_state == current_state.main_state); + } else { + ut_assert(test->assertMsg, test->from_state == current_state.main_state); + } + } + } + return true; } diff --git a/src/modules/commander/gyro_calibration.cpp b/src/modules/commander/gyro_calibration.cpp index 30cd0d48d..d89c67c2b 100644 --- a/src/modules/commander/gyro_calibration.cpp +++ b/src/modules/commander/gyro_calibration.cpp @@ -92,7 +92,7 @@ int do_gyro_calibration(int mavlink_fd) unsigned poll_errcount = 0; /* subscribe to gyro sensor topic */ - int sub_sensor_gyro = orb_subscribe(ORB_ID(sensor_gyro)); + int sub_sensor_gyro = orb_subscribe(ORB_ID(sensor_gyro0)); struct gyro_report gyro_report; while (calibration_counter < calibration_count) { @@ -104,14 +104,15 @@ int do_gyro_calibration(int mavlink_fd) int poll_ret = poll(fds, 1, 1000); if (poll_ret > 0) { - orb_copy(ORB_ID(sensor_gyro), sub_sensor_gyro, &gyro_report); + orb_copy(ORB_ID(sensor_gyro0), sub_sensor_gyro, &gyro_report); gyro_scale.x_offset += gyro_report.x; gyro_scale.y_offset += gyro_report.y; gyro_scale.z_offset += gyro_report.z; calibration_counter++; - if (calibration_counter % (calibration_count / 20) == 0) + if (calibration_counter % (calibration_count / 20) == 0) { mavlink_log_info(mavlink_fd, CAL_PROGRESS_MSG, sensor_name, (calibration_counter * 100) / calibration_count); + } } else { poll_errcount++; @@ -163,8 +164,9 @@ int do_gyro_calibration(int mavlink_fd) /* apply new offsets */ fd = open(GYRO_DEVICE_PATH, 0); - if (OK != ioctl(fd, GYROIOCSSCALE, (long unsigned int)&gyro_scale)) + if (OK != ioctl(fd, GYROIOCSSCALE, (long unsigned int)&gyro_scale)) { warn("WARNING: failed to apply new offsets for gyro"); + } close(fd); @@ -178,9 +180,9 @@ int do_gyro_calibration(int mavlink_fd) float mag_last = -atan2f(raw.magnetometer_ga[1], raw.magnetometer_ga[0]); - if (mag_last > M_PI_F) mag_last -= 2 * M_PI_F; + if (mag_last > M_PI_F) { mag_last -= 2 * M_PI_F; } - if (mag_last < -M_PI_F) mag_last += 2 * M_PI_F; + if (mag_last < -M_PI_F) { mag_last += 2 * M_PI_F; } uint64_t last_time = hrt_absolute_time(); @@ -220,15 +222,15 @@ int do_gyro_calibration(int mavlink_fd) //float mag = -atan2f(magNav(1),magNav(0)); float mag = -atan2f(raw.magnetometer_ga[1], raw.magnetometer_ga[0]); - if (mag > M_PI_F) mag -= 2 * M_PI_F; + if (mag > M_PI_F) { mag -= 2 * M_PI_F; } - if (mag < -M_PI_F) mag += 2 * M_PI_F; + if (mag < -M_PI_F) { mag += 2 * M_PI_F; } float diff = mag - mag_last; - if (diff > M_PI_F) diff -= 2 * M_PI_F; + if (diff > M_PI_F) { diff -= 2 * M_PI_F; } - if (diff < -M_PI_F) diff += 2 * M_PI_F; + if (diff < -M_PI_F) { diff += 2 * M_PI_F; } baseline_integral += diff; mag_last = mag; diff --git a/src/modules/commander/mag_calibration.cpp b/src/modules/commander/mag_calibration.cpp index 4ebf266f4..23900f386 100644 --- a/src/modules/commander/mag_calibration.cpp +++ b/src/modules/commander/mag_calibration.cpp @@ -72,7 +72,7 @@ int do_mag_calibration(int mavlink_fd) uint64_t calibration_interval = 45 * 1000 * 1000; /* maximum 500 values */ - const unsigned int calibration_maxcount = 500; + const unsigned int calibration_maxcount = 240; unsigned int calibration_counter; struct mag_scale mscale_null = { @@ -121,16 +121,31 @@ int do_mag_calibration(int mavlink_fd) if (x == NULL || y == NULL || z == NULL) { mavlink_log_critical(mavlink_fd, "ERROR: out of memory"); + + /* clean up */ + if (x != NULL) { + free(x); + } + + if (y != NULL) { + free(y); + } + + if (z != NULL) { + free(z); + } + res = ERROR; return res; } + } else { /* exit */ return ERROR; } if (res == OK) { - int sub_mag = orb_subscribe(ORB_ID(sensor_mag)); + int sub_mag = orb_subscribe(ORB_ID(sensor_mag0)); struct mag_report mag; /* limit update rate to get equally spaced measurements over time (in ms) */ @@ -155,7 +170,7 @@ int do_mag_calibration(int mavlink_fd) int poll_ret = poll(fds, 1, 1000); if (poll_ret > 0) { - orb_copy(ORB_ID(sensor_mag), sub_mag, &mag); + orb_copy(ORB_ID(sensor_mag0), sub_mag, &mag); x[calibration_counter] = mag.x; y[calibration_counter] = mag.y; @@ -163,8 +178,9 @@ int do_mag_calibration(int mavlink_fd) calibration_counter++; - if (calibration_counter % (calibration_maxcount / 20) == 0) + if (calibration_counter % (calibration_maxcount / 20) == 0) { mavlink_log_info(mavlink_fd, CAL_PROGRESS_MSG, sensor_name, 20 + (calibration_counter * 50) / calibration_maxcount); + } } else { poll_errcount++; @@ -198,14 +214,17 @@ int do_mag_calibration(int mavlink_fd) } } - if (x != NULL) + if (x != NULL) { free(x); + } - if (y != NULL) + if (y != NULL) { free(y); + } - if (z != NULL) + if (z != NULL) { free(z); + } if (res == OK) { /* apply calibration and set parameters */ @@ -234,23 +253,29 @@ int do_mag_calibration(int mavlink_fd) if (res == OK) { /* set parameters */ - if (param_set(param_find("SENS_MAG_XOFF"), &(mscale.x_offset))) + if (param_set(param_find("SENS_MAG_XOFF"), &(mscale.x_offset))) { res = ERROR; + } - if (param_set(param_find("SENS_MAG_YOFF"), &(mscale.y_offset))) + if (param_set(param_find("SENS_MAG_YOFF"), &(mscale.y_offset))) { res = ERROR; + } - if (param_set(param_find("SENS_MAG_ZOFF"), &(mscale.z_offset))) + if (param_set(param_find("SENS_MAG_ZOFF"), &(mscale.z_offset))) { res = ERROR; + } - if (param_set(param_find("SENS_MAG_XSCALE"), &(mscale.x_scale))) + if (param_set(param_find("SENS_MAG_XSCALE"), &(mscale.x_scale))) { res = ERROR; + } - if (param_set(param_find("SENS_MAG_YSCALE"), &(mscale.y_scale))) + if (param_set(param_find("SENS_MAG_YSCALE"), &(mscale.y_scale))) { res = ERROR; + } - if (param_set(param_find("SENS_MAG_ZSCALE"), &(mscale.z_scale))) + if (param_set(param_find("SENS_MAG_ZSCALE"), &(mscale.z_scale))) { res = ERROR; + } if (res != OK) { mavlink_log_critical(mavlink_fd, CAL_FAILED_SET_PARAMS_MSG); diff --git a/src/modules/commander/mag_calibration.h b/src/modules/commander/mag_calibration.h index a101cd7b1..c14f948cc 100644 --- a/src/modules/commander/mag_calibration.h +++ b/src/modules/commander/mag_calibration.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions diff --git a/src/modules/commander/module.mk b/src/modules/commander/module.mk index 554dfcb08..27ca5c182 100644 --- a/src/modules/commander/module.mk +++ b/src/modules/commander/module.mk @@ -47,3 +47,7 @@ SRCS = commander.cpp \ baro_calibration.cpp \ rc_calibration.cpp \ airspeed_calibration.cpp + +MODULE_STACKSIZE = 1200 + +MAXOPTIMIZATION = -Os diff --git a/src/modules/commander/px4_custom_mode.h b/src/modules/commander/px4_custom_mode.h index 2144d3460..eaf309288 100644 --- a/src/modules/commander/px4_custom_mode.h +++ b/src/modules/commander/px4_custom_mode.h @@ -12,9 +12,11 @@ enum PX4_CUSTOM_MAIN_MODE { PX4_CUSTOM_MAIN_MODE_MANUAL = 1, - PX4_CUSTOM_MAIN_MODE_SEATBELT, - PX4_CUSTOM_MAIN_MODE_EASY, + PX4_CUSTOM_MAIN_MODE_ALTCTL, + PX4_CUSTOM_MAIN_MODE_POSCTL, PX4_CUSTOM_MAIN_MODE_AUTO, + PX4_CUSTOM_MAIN_MODE_ACRO, + PX4_CUSTOM_MAIN_MODE_OFFBOARD, }; enum PX4_CUSTOM_SUB_MODE_AUTO { @@ -24,6 +26,7 @@ enum PX4_CUSTOM_SUB_MODE_AUTO { PX4_CUSTOM_SUB_MODE_AUTO_MISSION, PX4_CUSTOM_SUB_MODE_AUTO_RTL, PX4_CUSTOM_SUB_MODE_AUTO_LAND, + PX4_CUSTOM_SUB_MODE_AUTO_RTGS }; union px4_custom_mode { diff --git a/src/modules/commander/rc_calibration.cpp b/src/modules/commander/rc_calibration.cpp index 41f3ca0aa..0776894fb 100644 --- a/src/modules/commander/rc_calibration.cpp +++ b/src/modules/commander/rc_calibration.cpp @@ -69,11 +69,11 @@ int do_trim_calibration(int mavlink_fd) orb_copy(ORB_ID(manual_control_setpoint), sub_man, &sp); /* set parameters */ - float p = sp.roll; + float p = sp.y; param_set(param_find("TRIM_ROLL"), &p); - p = sp.pitch; + p = sp.x; param_set(param_find("TRIM_PITCH"), &p); - p = sp.yaw; + p = sp.r; param_set(param_find("TRIM_YAW"), &p); /* store to permanent storage */ diff --git a/src/modules/commander/state_machine_helper.cpp b/src/modules/commander/state_machine_helper.cpp index f09d586c7..3c3d2f233 100644 --- a/src/modules/commander/state_machine_helper.cpp +++ b/src/modules/commander/state_machine_helper.cpp @@ -1,8 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Thomas Gubler <thomasgubler@student.ethz.ch> - * Julian Oes <joes@student.ethz.ch> + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -36,6 +34,9 @@ /** * @file state_machine_helper.cpp * State machine helper functions implementations + * + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> */ #include <stdio.h> @@ -45,14 +46,19 @@ #include <dirent.h> #include <fcntl.h> #include <string.h> +#include <math.h> #include <uORB/uORB.h> #include <uORB/topics/vehicle_status.h> #include <uORB/topics/actuator_controls.h> +#include <uORB/topics/differential_pressure.h> +#include <uORB/topics/airspeed.h> #include <systemlib/systemlib.h> #include <systemlib/param/param.h> #include <systemlib/err.h> #include <drivers/drv_hrt.h> +#include <drivers/drv_accel.h> +#include <drivers/drv_airspeed.h> #include <drivers/drv_device.h> #include <mavlink/mavlink_log.h> @@ -65,115 +71,166 @@ #endif static const int ERROR = -1; -static bool arming_state_changed = true; -static bool main_state_changed = true; -static bool failsafe_state_changed = true; - // This array defines the arming state transitions. The rows are the new state, and the columns // are the current state. Using new state and current state you can index into the array which // will be true for a valid transition or false for a invalid transition. In some cases even // though the transition is marked as true additional checks must be made. See arming_state_transition // code for those checks. static const bool arming_transitions[ARMING_STATE_MAX][ARMING_STATE_MAX] = { - // INIT, STANDBY, ARMED, ARMED_ERROR, STANDBY_ERROR, REBOOT, IN_AIR_RESTORE - { /* ARMING_STATE_INIT */ true, true, false, false, false, false, false }, - { /* ARMING_STATE_STANDBY */ true, true, true, true, false, false, false }, - { /* ARMING_STATE_ARMED */ false, true, true, false, false, false, true }, - { /* ARMING_STATE_ARMED_ERROR */ false, false, true, true, false, false, false }, - { /* ARMING_STATE_STANDBY_ERROR */ true, true, false, true, true, false, false }, - { /* ARMING_STATE_REBOOT */ true, true, false, false, true, true, true }, - { /* ARMING_STATE_IN_AIR_RESTORE */ false, false, false, false, false, false, false }, // NYI + // INIT, STANDBY, ARMED, ARMED_ERROR, STANDBY_ERROR, REBOOT, IN_AIR_RESTORE + { /* ARMING_STATE_INIT */ true, true, false, false, false, false, false }, + { /* ARMING_STATE_STANDBY */ true, true, true, true, false, false, false }, + { /* ARMING_STATE_ARMED */ false, true, true, false, false, false, true }, + { /* ARMING_STATE_ARMED_ERROR */ false, false, true, true, false, false, false }, + { /* ARMING_STATE_STANDBY_ERROR */ true, true, false, true, true, false, false }, + { /* ARMING_STATE_REBOOT */ true, true, false, false, true, true, true }, + { /* ARMING_STATE_IN_AIR_RESTORE */ false, false, false, false, false, false, false }, // NYI }; // You can index into the array with an arming_state_t in order to get it's textual representation -static const char* state_names[ARMING_STATE_MAX] = { - "ARMING_STATE_INIT", - "ARMING_STATE_STANDBY", - "ARMING_STATE_ARMED", - "ARMING_STATE_ARMED_ERROR", - "ARMING_STATE_STANDBY_ERROR", - "ARMING_STATE_REBOOT", - "ARMING_STATE_IN_AIR_RESTORE", +static const char * const state_names[ARMING_STATE_MAX] = { + "ARMING_STATE_INIT", + "ARMING_STATE_STANDBY", + "ARMING_STATE_ARMED", + "ARMING_STATE_ARMED_ERROR", + "ARMING_STATE_STANDBY_ERROR", + "ARMING_STATE_REBOOT", + "ARMING_STATE_IN_AIR_RESTORE", }; transition_result_t arming_state_transition(struct vehicle_status_s *status, /// current vehicle status - const struct safety_s *safety, /// current safety settings - arming_state_t new_arming_state, /// arming state requested - struct actuator_armed_s *armed, /// current armed status - const int mavlink_fd) /// mavlink fd for error reporting, 0 for none + const struct safety_s *safety, /// current safety settings + arming_state_t new_arming_state, /// arming state requested + struct actuator_armed_s *armed, /// current armed status + const int mavlink_fd) /// mavlink fd for error reporting, 0 for none { - // Double check that our static arrays are still valid - ASSERT(ARMING_STATE_INIT == 0); - ASSERT(ARMING_STATE_IN_AIR_RESTORE == ARMING_STATE_MAX - 1); - - /* - * Perform an atomic state update - */ - irqstate_t flags = irqsave(); + // Double check that our static arrays are still valid + ASSERT(ARMING_STATE_INIT == 0); + ASSERT(ARMING_STATE_IN_AIR_RESTORE == ARMING_STATE_MAX - 1); transition_result_t ret = TRANSITION_DENIED; + arming_state_t current_arming_state = status->arming_state; + bool feedback_provided = false; /* only check transition if the new state is actually different from the current one */ - if (new_arming_state == status->arming_state) { + if (new_arming_state == current_arming_state) { ret = TRANSITION_NOT_CHANGED; + } else { + + /* + * Get sensing state if necessary + */ + int prearm_ret = OK; + + /* only perform the check if we have to */ + if (new_arming_state == ARMING_STATE_ARMED) { + prearm_ret = prearm_check(status, mavlink_fd); + } + + /* + * Perform an atomic state update + */ + irqstate_t flags = irqsave(); + /* enforce lockdown in HIL */ if (status->hil_state == HIL_STATE_ON) { armed->lockdown = true; + } else { armed->lockdown = false; } - - // Check that we have a valid state transition - bool valid_transition = arming_transitions[new_arming_state][status->arming_state]; - if (valid_transition) { - // We have a good transition. Now perform any secondary validation. - if (new_arming_state == ARMING_STATE_ARMED) { - // Fail transition if we need safety switch press - // Allow if coming from in air restore - // Allow if HIL_STATE_ON - if (status->arming_state != ARMING_STATE_IN_AIR_RESTORE && status->hil_state == HIL_STATE_OFF && safety->safety_switch_available && !safety->safety_off) { - if (mavlink_fd) { - mavlink_log_critical(mavlink_fd, "NOT ARMING: Press safety switch first."); - } - valid_transition = false; - } - } else if (new_arming_state == ARMING_STATE_STANDBY && status->arming_state == ARMING_STATE_ARMED_ERROR) { - new_arming_state = ARMING_STATE_STANDBY_ERROR; - } - } - - // HIL can always go to standby - if (status->hil_state == HIL_STATE_ON && new_arming_state == ARMING_STATE_STANDBY) { - valid_transition = true; - } - - /* Sensors need to be initialized for STANDBY state */ - if (new_arming_state == ARMING_STATE_STANDBY && !status->condition_system_sensors_initialized) { - valid_transition = false; - } - - // Finish up the state transition - if (valid_transition) { - armed->armed = new_arming_state == ARMING_STATE_ARMED || new_arming_state == ARMING_STATE_ARMED_ERROR; - armed->ready_to_arm = new_arming_state == ARMING_STATE_ARMED || new_arming_state == ARMING_STATE_STANDBY; - ret = TRANSITION_CHANGED; - status->arming_state = new_arming_state; - arming_state_changed = true; - } - } - - /* end of atomic state update */ - irqrestore(flags); - - if (ret == TRANSITION_DENIED) { - static const char* errMsg = "Invalid arming transition from %s to %s"; - if (mavlink_fd) { - mavlink_log_critical(mavlink_fd, errMsg, state_names[status->arming_state], state_names[new_arming_state]); - } - warnx(errMsg, state_names[status->arming_state], state_names[new_arming_state]); - } + + // Check that we have a valid state transition + bool valid_transition = arming_transitions[new_arming_state][status->arming_state]; + + if (valid_transition) { + // We have a good transition. Now perform any secondary validation. + if (new_arming_state == ARMING_STATE_ARMED) { + + // Do not perform pre-arm checks if coming from in air restore + // Allow if HIL_STATE_ON + if (status->arming_state != ARMING_STATE_IN_AIR_RESTORE && + status->hil_state == HIL_STATE_OFF) { + + // Fail transition if pre-arm check fails + if (prearm_ret) { + /* the prearm check already prints the reject reason */ + feedback_provided = true; + valid_transition = false; + + // Fail transition if we need safety switch press + } else if (safety->safety_switch_available && !safety->safety_off) { + + mavlink_log_critical(mavlink_fd, "NOT ARMING: Press safety switch first!"); + feedback_provided = true; + valid_transition = false; + } + + // Perform power checks only if circuit breaker is not + // engaged for these checks + if (!status->circuit_breaker_engaged_power_check) { + // Fail transition if power is not good + if (!status->condition_power_input_valid) { + + mavlink_log_critical(mavlink_fd, "NOT ARMING: Connect power module."); + feedback_provided = true; + valid_transition = false; + } + + // Fail transition if power levels on the avionics rail + // are measured but are insufficient + if (status->condition_power_input_valid && ((status->avionics_power_rail_voltage > 0.0f) && + (status->avionics_power_rail_voltage < 4.9f))) { + + mavlink_log_critical(mavlink_fd, "NOT ARMING: Avionics power low: %6.2f V.", (double)status->avionics_power_rail_voltage); + feedback_provided = true; + valid_transition = false; + } + } + + } + + } else if (new_arming_state == ARMING_STATE_STANDBY && status->arming_state == ARMING_STATE_ARMED_ERROR) { + new_arming_state = ARMING_STATE_STANDBY_ERROR; + } + } + + // HIL can always go to standby + if (status->hil_state == HIL_STATE_ON && new_arming_state == ARMING_STATE_STANDBY) { + valid_transition = true; + } + + /* Sensors need to be initialized for STANDBY state */ + if (new_arming_state == ARMING_STATE_STANDBY && !status->condition_system_sensors_initialized) { + mavlink_log_critical(mavlink_fd, "NOT ARMING: Sensors not operational."); + feedback_provided = true; + valid_transition = false; + } + + // Finish up the state transition + if (valid_transition) { + armed->armed = new_arming_state == ARMING_STATE_ARMED || new_arming_state == ARMING_STATE_ARMED_ERROR; + armed->ready_to_arm = new_arming_state == ARMING_STATE_ARMED || new_arming_state == ARMING_STATE_STANDBY; + ret = TRANSITION_CHANGED; + status->arming_state = new_arming_state; + } + + /* end of atomic state update */ + irqrestore(flags); + } + + if (ret == TRANSITION_DENIED) { + const char * str = "INVAL: %s - %s"; + /* only print to console here by default as this is too technical to be useful during operation */ + warnx(str, state_names[status->arming_state], state_names[new_arming_state]); + + /* print to MAVLink if we didn't provide any feedback yet */ + if (!feedback_provided) { + mavlink_log_critical(mavlink_fd, str, state_names[status->arming_state], state_names[new_arming_state]); + } + } return ret; } @@ -192,65 +249,67 @@ bool is_safe(const struct vehicle_status_s *status, const struct safety_s *safet } } -bool -check_arming_state_changed() -{ - if (arming_state_changed) { - arming_state_changed = false; - return true; - - } else { - return false; - } -} - transition_result_t main_state_transition(struct vehicle_status_s *status, main_state_t new_main_state) { transition_result_t ret = TRANSITION_DENIED; - /* transition may be denied even if requested the same state because conditions may be changed */ + /* transition may be denied even if the same state is requested because conditions may have changed */ switch (new_main_state) { case MAIN_STATE_MANUAL: + case MAIN_STATE_ACRO: ret = TRANSITION_CHANGED; break; - case MAIN_STATE_SEATBELT: - + case MAIN_STATE_ALTCTL: /* need at minimum altitude estimate */ + /* TODO: add this for fixedwing as well */ if (!status->is_rotary_wing || (status->condition_local_altitude_valid || status->condition_global_position_valid)) { ret = TRANSITION_CHANGED; } - break; - case MAIN_STATE_EASY: - + case MAIN_STATE_POSCTL: /* need at minimum local position estimate */ if (status->condition_local_position_valid || status->condition_global_position_valid) { ret = TRANSITION_CHANGED; } - break; - case MAIN_STATE_AUTO: - + case MAIN_STATE_AUTO_LOITER: /* need global position estimate */ if (status->condition_global_position_valid) { ret = TRANSITION_CHANGED; } + break; + case MAIN_STATE_AUTO_MISSION: + case MAIN_STATE_AUTO_RTL: + /* need global position and home position */ + if (status->condition_global_position_valid && status->condition_home_position_valid) { + ret = TRANSITION_CHANGED; + } break; - } + case MAIN_STATE_OFFBOARD: + + /* need offboard signal */ + if (!status->offboard_control_signal_lost) { + ret = TRANSITION_CHANGED; + } + + break; + + case MAIN_STATE_MAX: + default: + break; + } if (ret == TRANSITION_CHANGED) { if (status->main_state != new_main_state) { status->main_state = new_main_state; - main_state_changed = true; - } else { ret = TRANSITION_NOT_CHANGED; } @@ -259,69 +318,35 @@ main_state_transition(struct vehicle_status_s *status, main_state_t new_main_sta return ret; } -bool -check_main_state_changed() -{ - if (main_state_changed) { - main_state_changed = false; - return true; - - } else { - return false; - } -} - -bool -check_failsafe_state_changed() -{ - if (failsafe_state_changed) { - failsafe_state_changed = false; - return true; - - } else { - return false; - } -} - /** -* Transition from one hil state to another -*/ -int hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_status_s *current_status, const int mavlink_fd) + * Transition from one hil state to another + */ +transition_result_t hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_status_s *current_status, const int mavlink_fd) { - bool valid_transition = false; - int ret = ERROR; + transition_result_t ret = TRANSITION_DENIED; if (current_status->hil_state == new_state) { - valid_transition = true; + ret = TRANSITION_NOT_CHANGED; } else { - switch (new_state) { - case HIL_STATE_OFF: - /* we're in HIL and unexpected things can happen if we disable HIL now */ - mavlink_log_critical(mavlink_fd, "Not switching off HIL (safety)"); - valid_transition = false; - + mavlink_log_critical(mavlink_fd, "#audio: Not switching off HIL (safety)"); + ret = TRANSITION_DENIED; break; case HIL_STATE_ON: - if (current_status->arming_state == ARMING_STATE_INIT || current_status->arming_state == ARMING_STATE_STANDBY || current_status->arming_state == ARMING_STATE_STANDBY_ERROR) { - mavlink_log_critical(mavlink_fd, "Switched to ON hil state"); - valid_transition = true; - - // Disable publication of all attached sensors - + /* Disable publication of all attached sensors */ /* list directory */ DIR *d; d = opendir("/dev"); - if (d) { + if (d) { struct dirent *direntry; char devname[24]; @@ -331,26 +356,32 @@ int hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_s if (!strncmp("tty", direntry->d_name, 3)) { continue; } + /* skip mtd devices */ if (!strncmp("mtd", direntry->d_name, 3)) { continue; } + /* skip ram devices */ if (!strncmp("ram", direntry->d_name, 3)) { continue; } + /* skip MMC devices */ if (!strncmp("mmc", direntry->d_name, 3)) { continue; } + /* skip mavlink */ if (!strcmp("mavlink", direntry->d_name)) { continue; } + /* skip console */ if (!strcmp("console", direntry->d_name)) { continue; } + /* skip null */ if (!strcmp("null", direntry->d_name)) { continue; @@ -370,290 +401,297 @@ int hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_s printf("Disabling %s: %s\n", devname, (block_ret == OK) ? "OK" : "ERROR"); } - closedir(d); + ret = TRANSITION_CHANGED; + mavlink_log_critical(mavlink_fd, "Switched to ON hil state"); + } else { /* failed opening dir */ - warnx("FAILED LISTING DEVICE ROOT DIRECTORY"); - return 1; + mavlink_log_info(mavlink_fd, "FAILED LISTING DEVICE ROOT DIRECTORY"); + ret = TRANSITION_DENIED; } + } else { + mavlink_log_critical(mavlink_fd, "Not switching to HIL when armed"); + ret = TRANSITION_DENIED; } - break; default: - warnx("Unknown hil state"); + warnx("Unknown HIL state"); break; } } - if (valid_transition) { + if (ret == TRANSITION_CHANGED) { current_status->hil_state = new_state; - current_status->timestamp = hrt_absolute_time(); - orb_publish(ORB_ID(vehicle_status), status_pub, current_status); - // XXX also set lockdown here - - ret = OK; - - } else { - mavlink_log_critical(mavlink_fd, "REJECTING invalid hil state transition"); + orb_publish(ORB_ID(vehicle_status), status_pub, current_status); } - return ret; } - /** -* Transition from one failsafe state to another -*/ -transition_result_t failsafe_state_transition(struct vehicle_status_s *status, failsafe_state_t new_failsafe_state) + * Check failsafe and main status and set navigation status for navigator accordingly + */ +bool set_nav_state(struct vehicle_status_s *status, const bool data_link_loss_enabled, const bool mission_finished) { - transition_result_t ret = TRANSITION_DENIED; + navigation_state_t nav_state_old = status->nav_state; - /* transition may be denied even if requested the same state because conditions may be changed */ - if (status->failsafe_state == FAILSAFE_STATE_TERMINATION) { - /* transitions from TERMINATION to other states not allowed */ - if (new_failsafe_state == FAILSAFE_STATE_TERMINATION) { - ret = TRANSITION_NOT_CHANGED; + bool armed = (status->arming_state == ARMING_STATE_ARMED || status->arming_state == ARMING_STATE_ARMED_ERROR); + status->failsafe = false; + + /* evaluate main state to decide in normal (non-failsafe) mode */ + switch (status->main_state) { + case MAIN_STATE_ACRO: + case MAIN_STATE_MANUAL: + case MAIN_STATE_ALTCTL: + case MAIN_STATE_POSCTL: + /* require RC for all manual modes */ + if (status->rc_signal_lost && armed) { + status->failsafe = true; + + if (status->condition_global_position_valid && status->condition_home_position_valid) { + status->nav_state = NAVIGATION_STATE_AUTO_RTL; + } else if (status->condition_local_position_valid) { + status->nav_state = NAVIGATION_STATE_LAND; + } else if (status->condition_local_altitude_valid) { + status->nav_state = NAVIGATION_STATE_DESCEND; + } else { + status->nav_state = NAVIGATION_STATE_TERMINATION; + } + + } else { + switch (status->main_state) { + case MAIN_STATE_ACRO: + status->nav_state = NAVIGATION_STATE_ACRO; + break; + + case MAIN_STATE_MANUAL: + status->nav_state = NAVIGATION_STATE_MANUAL; + break; + + case MAIN_STATE_ALTCTL: + status->nav_state = NAVIGATION_STATE_ALTCTL; + break; + + case MAIN_STATE_POSCTL: + status->nav_state = NAVIGATION_STATE_POSCTL; + break; + + default: + status->nav_state = NAVIGATION_STATE_MANUAL; + break; + } } + break; - } else { - switch (new_failsafe_state) { - case FAILSAFE_STATE_NORMAL: - /* always allowed (except from TERMINATION state) */ - ret = TRANSITION_CHANGED; - break; + case MAIN_STATE_AUTO_MISSION: + /* go into failsafe + * - if either the datalink is enabled and lost as well as RC is lost + * - if there is no datalink and the mission is finished */ + if (((status->data_link_lost && data_link_loss_enabled) && status->rc_signal_lost) || + (!data_link_loss_enabled && status->rc_signal_lost && mission_finished)) { + status->failsafe = true; + + if (status->condition_global_position_valid && status->condition_home_position_valid) { + status->nav_state = NAVIGATION_STATE_AUTO_RTL; + } else if (status->condition_local_position_valid) { + status->nav_state = NAVIGATION_STATE_LAND; + } else if (status->condition_local_altitude_valid) { + status->nav_state = NAVIGATION_STATE_DESCEND; + } else { + status->nav_state = NAVIGATION_STATE_TERMINATION; + } - case FAILSAFE_STATE_RTL: + /* also go into failsafe if just datalink is lost */ + } else if (status->data_link_lost && data_link_loss_enabled) { + status->failsafe = true; - /* global position and home position required for RTL */ if (status->condition_global_position_valid && status->condition_home_position_valid) { - status->set_nav_state = NAV_STATE_RTL; - status->set_nav_state_timestamp = hrt_absolute_time(); - ret = TRANSITION_CHANGED; + status->nav_state = NAVIGATION_STATE_AUTO_RTGS; + } else if (status->condition_local_position_valid) { + status->nav_state = NAVIGATION_STATE_LAND; + } else if (status->condition_local_altitude_valid) { + status->nav_state = NAVIGATION_STATE_DESCEND; + } else { + status->nav_state = NAVIGATION_STATE_TERMINATION; } - break; + /* don't bother if RC is lost and mission is not yet finished */ + } else if (status->rc_signal_lost) { + + /* this mode is ok, we don't need RC for missions */ + status->nav_state = NAVIGATION_STATE_AUTO_MISSION; + } else { + /* everything is perfect */ + status->nav_state = NAVIGATION_STATE_AUTO_MISSION; + } + break; - case FAILSAFE_STATE_LAND: + case MAIN_STATE_AUTO_LOITER: + /* go into failsafe if datalink and RC is lost */ + if ((status->data_link_lost && data_link_loss_enabled) && status->rc_signal_lost) { + status->failsafe = true; - /* at least relative altitude estimate required for landing */ - if (status->condition_local_altitude_valid || status->condition_global_position_valid) { - status->set_nav_state = NAV_STATE_LAND; - status->set_nav_state_timestamp = hrt_absolute_time(); - ret = TRANSITION_CHANGED; + if (status->condition_global_position_valid && status->condition_home_position_valid) { + status->nav_state = NAVIGATION_STATE_AUTO_RTL; + } else if (status->condition_local_position_valid) { + status->nav_state = NAVIGATION_STATE_LAND; + } else if (status->condition_local_altitude_valid) { + status->nav_state = NAVIGATION_STATE_DESCEND; + } else { + status->nav_state = NAVIGATION_STATE_TERMINATION; } - break; + /* also go into failsafe if just datalink is lost */ + } else if (status->data_link_lost && data_link_loss_enabled) { + status->failsafe = true; - case FAILSAFE_STATE_TERMINATION: - /* always allowed */ - ret = TRANSITION_CHANGED; - break; + if (status->condition_global_position_valid && status->condition_home_position_valid) { + status->nav_state = NAVIGATION_STATE_AUTO_RTGS; + } else if (status->condition_local_position_valid) { + status->nav_state = NAVIGATION_STATE_LAND; + } else if (status->condition_local_altitude_valid) { + status->nav_state = NAVIGATION_STATE_DESCEND; + } else { + status->nav_state = NAVIGATION_STATE_TERMINATION; + } - default: - break; + /* go into failsafe if RC is lost and datalink loss is not set up */ + } else if (status->rc_signal_lost && !data_link_loss_enabled) { + status->failsafe = true; + + if (status->condition_global_position_valid && status->condition_home_position_valid) { + status->nav_state = NAVIGATION_STATE_AUTO_RTGS; + } else if (status->condition_local_position_valid) { + status->nav_state = NAVIGATION_STATE_LAND; + } else if (status->condition_local_altitude_valid) { + status->nav_state = NAVIGATION_STATE_DESCEND; + } else { + status->nav_state = NAVIGATION_STATE_TERMINATION; + } + + /* don't bother if RC is lost if datalink is connected */ + } else if (status->rc_signal_lost) { + + /* this mode is ok, we don't need RC for loitering */ + status->nav_state = NAVIGATION_STATE_AUTO_LOITER; + } else { + /* everything is perfect */ + status->nav_state = NAVIGATION_STATE_AUTO_LOITER; } + break; - if (ret == TRANSITION_CHANGED) { - if (status->failsafe_state != new_failsafe_state) { - status->failsafe_state = new_failsafe_state; - failsafe_state_changed = true; + case MAIN_STATE_AUTO_RTL: + /* require global position and home */ + if ((!status->condition_global_position_valid || !status->condition_home_position_valid)) { + status->failsafe = true; + if (status->condition_local_position_valid) { + status->nav_state = NAVIGATION_STATE_LAND; + } else if (status->condition_local_altitude_valid) { + status->nav_state = NAVIGATION_STATE_DESCEND; } else { - ret = TRANSITION_NOT_CHANGED; + status->nav_state = NAVIGATION_STATE_TERMINATION; } + } else { + status->nav_state = NAVIGATION_STATE_AUTO_RTL; } + break; + + case MAIN_STATE_OFFBOARD: + /* require offboard control, otherwise stay where you are */ + if (status->offboard_control_signal_lost && !status->rc_signal_lost) { + status->failsafe = true; + + status->nav_state = NAVIGATION_STATE_POSCTL; + } else if (status->offboard_control_signal_lost && status->rc_signal_lost) { + status->failsafe = true; + + if (status->condition_local_position_valid) { + status->nav_state = NAVIGATION_STATE_LAND; + } else if (status->condition_local_altitude_valid) { + status->nav_state = NAVIGATION_STATE_DESCEND; + } else { + status->nav_state = NAVIGATION_STATE_TERMINATION; + } + } else { + status->nav_state = NAVIGATION_STATE_OFFBOARD; + } + default: + break; } - return ret; + return status->nav_state != nav_state_old; } +int prearm_check(const struct vehicle_status_s *status, const int mavlink_fd) +{ + int ret; + bool failed = false; + + int fd = open(ACCEL_DEVICE_PATH, O_RDONLY); + if (fd < 0) { + mavlink_log_critical(mavlink_fd, "ARM FAIL: ACCEL SENSOR MISSING"); + failed = true; + goto system_eval; + } + + ret = ioctl(fd, ACCELIOCSELFTEST, 0); + + if (ret != OK) { + mavlink_log_critical(mavlink_fd, "ARM FAIL: ACCEL CALIBRATION"); + failed = true; + goto system_eval; + } + + /* check measurement result range */ + struct accel_report acc; + ret = read(fd, &acc, sizeof(acc)); -// /* -// * Wrapper functions (to be used in the commander), all functions assume lock on current_status -// */ - -// /* These functions decide if an emergency exits and then switch to SYSTEM_STATE_MISSION_ABORT or SYSTEM_STATE_GROUND_ERROR -// * -// * START SUBSYSTEM/EMERGENCY FUNCTIONS -// * */ - -// void update_state_machine_subsystem_present(int status_pub, struct vehicle_status_s *current_status, subsystem_type_t *subsystem_type) -// { -// current_status->onboard_control_sensors_present |= 1 << *subsystem_type; -// current_status->counter++; -// current_status->timestamp = hrt_absolute_time(); -// orb_publish(ORB_ID(vehicle_status), status_pub, current_status); -// } - -// void update_state_machine_subsystem_notpresent(int status_pub, struct vehicle_status_s *current_status, subsystem_type_t *subsystem_type) -// { -// current_status->onboard_control_sensors_present &= ~(1 << *subsystem_type); -// current_status->counter++; -// current_status->timestamp = hrt_absolute_time(); -// orb_publish(ORB_ID(vehicle_status), status_pub, current_status); - -// /* if a subsystem was removed something went completely wrong */ - -// switch (*subsystem_type) { -// case SUBSYSTEM_TYPE_GYRO: -// //global_data_send_mavlink_statustext_message_out("Commander: gyro not present", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_ACC: -// //global_data_send_mavlink_statustext_message_out("Commander: accelerometer not present", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_MAG: -// //global_data_send_mavlink_statustext_message_out("Commander: magnetometer not present", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_GPS: -// { -// uint8_t flight_env = global_data_parameter_storage->pm.param_values[PARAM_FLIGHT_ENV]; - -// if (flight_env == PX4_FLIGHT_ENVIRONMENT_OUTDOOR) { -// //global_data_send_mavlink_statustext_message_out("Commander: GPS not present", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency(status_pub, current_status); -// } -// } -// break; - -// default: -// break; -// } - -// } - -// void update_state_machine_subsystem_enabled(int status_pub, struct vehicle_status_s *current_status, subsystem_type_t *subsystem_type) -// { -// current_status->onboard_control_sensors_enabled |= 1 << *subsystem_type; -// current_status->counter++; -// current_status->timestamp = hrt_absolute_time(); -// orb_publish(ORB_ID(vehicle_status), status_pub, current_status); -// } - -// void update_state_machine_subsystem_disabled(int status_pub, struct vehicle_status_s *current_status, subsystem_type_t *subsystem_type) -// { -// current_status->onboard_control_sensors_enabled &= ~(1 << *subsystem_type); -// current_status->counter++; -// current_status->timestamp = hrt_absolute_time(); -// orb_publish(ORB_ID(vehicle_status), status_pub, current_status); - -// /* if a subsystem was disabled something went completely wrong */ - -// switch (*subsystem_type) { -// case SUBSYSTEM_TYPE_GYRO: -// //global_data_send_mavlink_statustext_message_out("Commander: EMERGENCY - gyro disabled", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_ACC: -// //global_data_send_mavlink_statustext_message_out("Commander: EMERGENCY - accelerometer disabled", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_MAG: -// //global_data_send_mavlink_statustext_message_out("Commander: EMERGENCY - magnetometer disabled", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_GPS: -// { -// uint8_t flight_env = (uint8_t)(global_data_parameter_storage->pm.param_values[PARAM_FLIGHT_ENV]); - -// if (flight_env == PX4_FLIGHT_ENVIRONMENT_OUTDOOR) { -// //global_data_send_mavlink_statustext_message_out("Commander: EMERGENCY - GPS disabled", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency(status_pub, current_status); -// } -// } -// break; - -// default: -// break; -// } - -// } - - -///* END SUBSYSTEM/EMERGENCY FUNCTIONS*/ -// -//int update_state_machine_mode_request(int status_pub, struct vehicle_status_s *current_status, const int mavlink_fd, uint8_t mode) -//{ -// int ret = 1; -// -//// /* Switch on HIL if in standby and not already in HIL mode */ -//// if ((mode & VEHICLE_MODE_FLAG_HIL_ENABLED) -//// && !current_status->flag_hil_enabled) { -//// if ((current_status->state_machine == SYSTEM_STATE_STANDBY)) { -//// /* Enable HIL on request */ -//// current_status->flag_hil_enabled = true; -//// ret = OK; -//// state_machine_publish(status_pub, current_status, mavlink_fd); -//// publish_armed_status(current_status); -//// printf("[cmd] Enabling HIL, locking down all actuators for safety.\n\t(Arming the system will not activate them while in HIL mode)\n"); -//// -//// } else if (current_status->state_machine != SYSTEM_STATE_STANDBY && -//// current_status->flag_fmu_armed) { -//// -//// mavlink_log_critical(mavlink_fd, "REJECTING HIL, disarm first!") -//// -//// } else { -//// -//// mavlink_log_critical(mavlink_fd, "REJECTING HIL, not in standby.") -//// } -//// } -// -// /* switch manual / auto */ -// if (mode & VEHICLE_MODE_FLAG_AUTO_ENABLED) { -// update_state_machine_mode_auto(status_pub, current_status, mavlink_fd); -// -// } else if (mode & VEHICLE_MODE_FLAG_STABILIZED_ENABLED) { -// update_state_machine_mode_stabilized(status_pub, current_status, mavlink_fd); -// -// } else if (mode & VEHICLE_MODE_FLAG_GUIDED_ENABLED) { -// update_state_machine_mode_guided(status_pub, current_status, mavlink_fd); -// -// } else if (mode & VEHICLE_MODE_FLAG_MANUAL_INPUT_ENABLED) { -// update_state_machine_mode_manual(status_pub, current_status, mavlink_fd); -// } -// -// /* vehicle is disarmed, mode requests arming */ -// if (!(current_status->flag_fmu_armed) && (mode & VEHICLE_MODE_FLAG_SAFETY_ARMED)) { -// /* only arm in standby state */ -// // XXX REMOVE -// if (current_status->state_machine == SYSTEM_STATE_STANDBY || current_status->state_machine == SYSTEM_STATE_PREFLIGHT) { -// do_state_update(status_pub, current_status, mavlink_fd, (commander_state_machine_t)SYSTEM_STATE_GROUND_READY); -// ret = OK; -// printf("[cmd] arming due to command request\n"); -// } -// } -// -// /* vehicle is armed, mode requests disarming */ -// if (current_status->flag_fmu_armed && !(mode & VEHICLE_MODE_FLAG_SAFETY_ARMED)) { -// /* only disarm in ground ready */ -// if (current_status->state_machine == SYSTEM_STATE_GROUND_READY) { -// do_state_update(status_pub, current_status, mavlink_fd, (commander_state_machine_t)SYSTEM_STATE_STANDBY); -// ret = OK; -// printf("[cmd] disarming due to command request\n"); -// } -// } -// -// /* NEVER actually switch off HIL without reboot */ -// if (current_status->flag_hil_enabled && !(mode & VEHICLE_MODE_FLAG_HIL_ENABLED)) { -// warnx("DENYING request to switch off HIL. Please power cycle (safety reasons)\n"); -// mavlink_log_critical(mavlink_fd, "Power-cycle to exit HIL"); -// ret = ERROR; -// } -// -// return ret; -//} + if (ret == sizeof(acc)) { + /* evaluate values */ + float accel_magnitude = sqrtf(acc.x * acc.x + acc.y * acc.y + acc.z * acc.z); + if (accel_magnitude < 4.0f || accel_magnitude > 15.0f /* m/s^2 */) { + mavlink_log_critical(mavlink_fd, "ARM FAIL: ACCEL RANGE, hold still"); + /* this is frickin' fatal */ + failed = true; + goto system_eval; + } + } else { + mavlink_log_critical(mavlink_fd, "ARM FAIL: ACCEL READ"); + /* this is frickin' fatal */ + failed = true; + goto system_eval; + } + + /* Perform airspeed check only if circuit breaker is not + * engaged and it's not a rotary wing */ + if (!status->circuit_breaker_engaged_airspd_check && !status->is_rotary_wing) { + /* accel done, close it */ + close(fd); + fd = orb_subscribe(ORB_ID(airspeed)); + + struct airspeed_s airspeed; + + if ((ret = orb_copy(ORB_ID(airspeed), fd, &airspeed)) || + (hrt_elapsed_time(&airspeed.timestamp) > (50 * 1000))) { + mavlink_log_critical(mavlink_fd, "ARM FAIL: AIRSPEED SENSOR MISSING"); + failed = true; + goto system_eval; + } + + if (fabsf(airspeed.indicated_airspeed_m_s > 6.0f)) { + mavlink_log_critical(mavlink_fd, "AIRSPEED WARNING: WIND OR CALIBRATION MISSING"); + // XXX do not make this fatal yet + } + } + +system_eval: + close(fd); + return (failed); +} diff --git a/src/modules/commander/state_machine_helper.h b/src/modules/commander/state_machine_helper.h index 0ddd4f05a..bb1b87e71 100644 --- a/src/modules/commander/state_machine_helper.h +++ b/src/modules/commander/state_machine_helper.h @@ -1,8 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Thomas Gubler <thomasgubler@student.ethz.ch> - * Julian Oes <joes@student.ethz.ch> + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -36,14 +34,14 @@ /** * @file state_machine_helper.h * State machine helper functions definitions + * + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> */ #ifndef STATE_MACHINE_HELPER_H_ #define STATE_MACHINE_HELPER_H_ -#define GPS_NOFIX_COUNTER_LIMIT 4 //need GPS_NOFIX_COUNTER_LIMIT gps packets with a bad fix to call an error (if outdoor) -#define GPS_GOTFIX_COUNTER_REQUIRED 4 //need GPS_GOTFIX_COUNTER_REQUIRED gps packets with a good fix to obtain position lock - #include <uORB/uORB.h> #include <uORB/topics/vehicle_status.h> #include <uORB/topics/actuator_armed.h> @@ -56,25 +54,17 @@ typedef enum { } transition_result_t; -transition_result_t arming_state_transition(struct vehicle_status_s *current_state, const struct safety_s *safety, - arming_state_t new_arming_state, struct actuator_armed_s *armed, const int mavlink_fd = 0); - bool is_safe(const struct vehicle_status_s *current_state, const struct safety_s *safety, const struct actuator_armed_s *armed); -bool check_arming_state_changed(); +transition_result_t arming_state_transition(struct vehicle_status_s *current_state, const struct safety_s *safety, + arming_state_t new_arming_state, struct actuator_armed_s *armed, const int mavlink_fd); transition_result_t main_state_transition(struct vehicle_status_s *current_state, main_state_t new_main_state); -bool check_main_state_changed(); - -transition_result_t failsafe_state_transition(struct vehicle_status_s *status, failsafe_state_t new_failsafe_state); - -bool check_navigation_state_changed(); - -bool check_failsafe_state_changed(); +transition_result_t hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_status_s *current_state, const int mavlink_fd); -void set_navigation_state_changed(); +bool set_nav_state(struct vehicle_status_s *status, const bool data_link_loss_enabled, const bool mission_finished); -int hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_status_s *current_state, const int mavlink_fd); +int prearm_check(const struct vehicle_status_s *status, const int mavlink_fd); #endif /* STATE_MACHINE_HELPER_H_ */ diff --git a/src/modules/controllib/block/Block.hpp b/src/modules/controllib/block/Block.hpp index 736698e21..9bd80b15b 100644 --- a/src/modules/controllib/block/Block.hpp +++ b/src/modules/controllib/block/Block.hpp @@ -93,6 +93,11 @@ protected: List<uORB::SubscriptionBase *> _subscriptions; List<uORB::PublicationBase *> _publications; List<BlockParamBase *> _params; + +private: + /* this class has pointer data members and should not be copied (private constructor) */ + Block(const control::Block&); + Block operator=(const control::Block&); }; class __EXPORT SuperBlock : diff --git a/src/modules/controllib/blocks.cpp b/src/modules/controllib/blocks.cpp index c6c374300..f739446fa 100644 --- a/src/modules/controllib/blocks.cpp +++ b/src/modules/controllib/blocks.cpp @@ -121,6 +121,9 @@ int blockLimitSymTest() float BlockLowPass::update(float input) { + if (!isfinite(getState())) { + setState(input); + } float b = 2 * float(M_PI) * getFCut() * getDt(); float a = b / (1 + b); setState(a * input + (1 - a)*getState()); @@ -293,7 +296,18 @@ int blockIntegralTrapTest() float BlockDerivative::update(float input) { - float output = _lowPass.update((input - getU()) / getDt()); + float output; + if (_initialized) { + output = _lowPass.update((input - getU()) / getDt()); + } else { + // if this is the first call to update + // we have no valid derivative + // and so we use the assumption the + // input value is not changing much, + // which is the best we can do here. + output = 0.0f; + _initialized = true; + } setU(input); return output; } diff --git a/src/modules/controllib/blocks.hpp b/src/modules/controllib/blocks.hpp index 66e929038..bffc355a8 100644 --- a/src/modules/controllib/blocks.hpp +++ b/src/modules/controllib/blocks.hpp @@ -114,7 +114,7 @@ public: // methods BlockLowPass(SuperBlock *parent, const char *name) : Block(parent, name), - _state(0), + _state(0.0f/0.0f /* initialize to invalid val, force into is_finite() check on first call */), _fCut(this, "") // only one parameter, no need to name {}; virtual ~BlockLowPass() {}; @@ -238,9 +238,25 @@ public: BlockDerivative(SuperBlock *parent, const char *name) : SuperBlock(parent, name), _u(0), + _initialized(false), _lowPass(this, "LP") {}; virtual ~BlockDerivative() {}; + + /** + * Update the state and get current derivative + * + * This call updates the state and gets the current + * derivative. As the derivative is only valid + * on the second call to update, it will return + * no change (0) on the first. To get a closer + * estimate of the derivative on the first call, + * call setU() one time step before using the + * return value of update(). + * + * @param input the variable to calculate the derivative of + * @return the current derivative + */ float update(float input); // accessors void setU(float u) {_u = u;} @@ -249,6 +265,7 @@ public: protected: // attributes float _u; /**< previous input */ + bool _initialized; BlockLowPass _lowPass; /**< low pass filter */ }; diff --git a/src/modules/dataman/dataman.c b/src/modules/dataman/dataman.c index 7505ba358..ca1fe9bbb 100644 --- a/src/modules/dataman/dataman.c +++ b/src/modules/dataman/dataman.c @@ -1,10 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: Jean Cyr - * Lorenz Meier - * Julian Oes - * Thomas Gubler + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -37,6 +33,11 @@ /** * @file dataman.c * DATAMANAGER driver. + * + * @author Jean Cyr + * @author Lorenz Meier + * @author Julian Oes + * @author Thomas Gubler */ #include <nuttx/config.h> @@ -49,6 +50,7 @@ #include <string.h> #include "dataman.h" +#include <systemlib/param/param.h> /** * data manager app start / stop handling function @@ -60,9 +62,11 @@ __EXPORT int dataman_main(int argc, char *argv[]); __EXPORT ssize_t dm_read(dm_item_t item, unsigned char index, void *buffer, size_t buflen); __EXPORT ssize_t dm_write(dm_item_t item, unsigned char index, dm_persitence_t persistence, const void *buffer, size_t buflen); __EXPORT int dm_clear(dm_item_t item); +__EXPORT void dm_lock(dm_item_t item); +__EXPORT void dm_unlock(dm_item_t item); __EXPORT int dm_restart(dm_reset_reason restart_type); -/* Types of function calls supported by the worker task */ +/** Types of function calls supported by the worker task */ typedef enum { dm_write_func = 0, dm_read_func, @@ -71,11 +75,12 @@ typedef enum { dm_number_of_funcs } dm_function_t; -/* Work task work item */ +/** Work task work item */ typedef struct { sq_entry_t link; /**< list linkage */ sem_t wait_sem; - dm_function_t func; + unsigned char first; + unsigned char func; ssize_t result; union { struct { @@ -100,6 +105,8 @@ typedef struct { }; } work_q_item_t; +const size_t k_work_item_allocation_chunk_size = 8; + /* Usage statistics */ static unsigned g_func_counts[dm_number_of_funcs]; @@ -109,12 +116,17 @@ static const unsigned g_per_item_max_index[DM_KEY_NUM_KEYS] = { DM_KEY_FENCE_POINTS_MAX, DM_KEY_WAYPOINTS_OFFBOARD_0_MAX, DM_KEY_WAYPOINTS_OFFBOARD_1_MAX, - DM_KEY_WAYPOINTS_ONBOARD_MAX + DM_KEY_WAYPOINTS_ONBOARD_MAX, + DM_KEY_MISSION_STATE_MAX }; /* Table of offset for index 0 of each item type */ static unsigned int g_key_offsets[DM_KEY_NUM_KEYS]; +/* Item type lock mutexes */ +static sem_t *g_item_locks[DM_KEY_NUM_KEYS]; +static sem_t g_sys_state_mutex; + /* The data manager store file handle and file name */ static int g_fd = -1, g_task_fd = -1; static const char *k_data_manager_device_path = "/fs/microsd/dataman"; @@ -134,22 +146,22 @@ static work_q_t g_work_q; /* pending work items. To be consumed by worker thread sem_t g_work_queued_sema; /* To notify worker thread a work item has been queued */ sem_t g_init_sema; -static bool g_task_should_exit; /**< if true, dataman task should exit */ +static bool g_task_should_exit; /**< if true, dataman task should exit */ #define DM_SECTOR_HDR_SIZE 4 /* data manager per item header overhead */ static const unsigned k_sector_size = DM_MAX_DATA_SIZE + DM_SECTOR_HDR_SIZE; /* total item sorage space */ static void init_q(work_q_t *q) { - sq_init(&(q->q)); /* Initialize the NuttX queue structure */ + sq_init(&(q->q)); /* Initialize the NuttX queue structure */ sem_init(&(q->mutex), 1, 1); /* Queue is initially unlocked */ - q->size = q->max_size = 0; /* Queue is initially empty */ + q->size = q->max_size = 0; /* Queue is initially empty */ } static inline void destroy_q(work_q_t *q) { - sem_destroy(&(q->mutex)); /* Destroy the queue lock */ + sem_destroy(&(q->mutex)); /* Destroy the queue lock */ } static inline void @@ -177,9 +189,23 @@ create_work_item(void) unlock_queue(&g_free_q); - /* If we there weren't any free items then obtain memory for a new one */ - if (item == NULL) - item = (work_q_item_t *)malloc(sizeof(work_q_item_t)); + /* If we there weren't any free items then obtain memory for a new ones */ + if (item == NULL) { + item = (work_q_item_t *)malloc(k_work_item_allocation_chunk_size * sizeof(work_q_item_t)); + if (item) { + item->first = 1; + lock_queue(&g_free_q); + for (size_t i = 1; i < k_work_item_allocation_chunk_size; i++) { + (item + i)->first = 0; + sq_addfirst(&(item + i)->link, &(g_free_q.q)); + } + /* Update the queue size and potentially the maximum queue size */ + g_free_q.size += k_work_item_allocation_chunk_size - 1; + if (g_free_q.size > g_free_q.max_size) + g_free_q.max_size = g_free_q.size; + unlock_queue(&g_free_q); + } + } /* If we got one then lock the item*/ if (item) @@ -299,7 +325,9 @@ _write(dm_item_t item, unsigned char index, dm_persitence_t persistence, const v buffer[1] = persistence; buffer[2] = 0; buffer[3] = 0; - memcpy(buffer + DM_SECTOR_HDR_SIZE, buf, count); + if (count > 0) { + memcpy(buffer + DM_SECTOR_HDR_SIZE, buf, count); + } count += DM_SECTOR_HDR_SIZE; len = -1; @@ -411,7 +439,7 @@ _clear(dm_item_t item) return result; } -/* Tell the data manager about the type of the last reset */ +/** Tell the data manager about the type of the last reset */ static int _restart(dm_reset_reason reason) { @@ -480,7 +508,7 @@ _restart(dm_reset_reason reason) return result; } -/* write to the data manager file */ +/** Write to the data manager file */ __EXPORT ssize_t dm_write(dm_item_t item, unsigned char index, dm_persitence_t persistence, const void *buf, size_t count) { @@ -505,7 +533,7 @@ dm_write(dm_item_t item, unsigned char index, dm_persitence_t persistence, const return (ssize_t)enqueue_work_item_and_wait_for_result(work); } -/* Retrieve from the data manager file */ +/** Retrieve from the data manager file */ __EXPORT ssize_t dm_read(dm_item_t item, unsigned char index, void *buf, size_t count) { @@ -549,6 +577,32 @@ dm_clear(dm_item_t item) return enqueue_work_item_and_wait_for_result(work); } +__EXPORT void +dm_lock(dm_item_t item) +{ + /* Make sure data manager has been started and is not shutting down */ + if ((g_fd < 0) || g_task_should_exit) + return; + if (item >= DM_KEY_NUM_KEYS) + return; + if (g_item_locks[item]) { + sem_wait(g_item_locks[item]); + } +} + +__EXPORT void +dm_unlock(dm_item_t item) +{ + /* Make sure data manager has been started and is not shutting down */ + if ((g_fd < 0) || g_task_should_exit) + return; + if (item >= DM_KEY_NUM_KEYS) + return; + if (g_item_locks[item]) { + sem_post(g_item_locks[item]); + } +} + /* Tell the data manager about the type of the last reset */ __EXPORT int dm_restart(dm_reset_reason reason) @@ -589,6 +643,12 @@ task_main(int argc, char *argv[]) for (unsigned i = 0; i < dm_number_of_funcs; i++) g_func_counts[i] = 0; + /* Initialize the item type locks, for now only DM_KEY_MISSION_STATE supports locking */ + sem_init(&g_sys_state_mutex, 1, 1); /* Initially unlocked */ + for (unsigned i = 0; i < DM_KEY_NUM_KEYS; i++) + g_item_locks[i] = NULL; + g_item_locks[DM_KEY_MISSION_STATE] = &g_sys_state_mutex; + g_task_should_exit = false; init_q(&g_work_q); @@ -717,13 +777,14 @@ task_main(int argc, char *argv[]) for (;;) { if ((work = (work_q_item_t *)sq_remfirst(&(g_free_q.q))) == NULL) break; - - free(work); + if (work->first) + free(work); } destroy_q(&g_work_q); destroy_q(&g_free_q); sem_destroy(&g_work_queued_sema); + sem_destroy(&g_sys_state_mutex); return 0; } @@ -736,7 +797,7 @@ start(void) sem_init(&g_init_sema, 1, 0); /* start the worker thread */ - if ((task = task_spawn_cmd("dataman", SCHED_DEFAULT, SCHED_PRIORITY_MAX - 5, 2048, task_main, NULL)) <= 0) { + if ((task = task_spawn_cmd("dataman", SCHED_DEFAULT, SCHED_PRIORITY_MAX - 5, 2000, task_main, NULL)) <= 0) { warn("task start failed"); return -1; } diff --git a/src/modules/dataman/dataman.h b/src/modules/dataman/dataman.h index 4382baeb5..d625bf985 100644 --- a/src/modules/dataman/dataman.h +++ b/src/modules/dataman/dataman.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 PX4 Development Team. All rights reserved. + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -46,43 +46,47 @@ extern "C" { #endif - /* Types of items that the data manager can store */ + /** Types of items that the data manager can store */ typedef enum { DM_KEY_SAFE_POINTS = 0, /* Safe points coordinates, safe point 0 is home point */ DM_KEY_FENCE_POINTS, /* Fence vertex coordinates */ DM_KEY_WAYPOINTS_OFFBOARD_0, /* Mission way point coordinates sent over mavlink */ DM_KEY_WAYPOINTS_OFFBOARD_1, /* (alernate between 0 and 1) */ DM_KEY_WAYPOINTS_ONBOARD, /* Mission way point coordinates generated onboard */ + DM_KEY_MISSION_STATE, /* Persistent mission state */ DM_KEY_NUM_KEYS /* Total number of item types defined */ } dm_item_t; - /* The maximum number of instances for each item type */ + #define DM_KEY_WAYPOINTS_OFFBOARD(_id) (_id == 0 ? DM_KEY_WAYPOINTS_OFFBOARD_0 : DM_KEY_WAYPOINTS_OFFBOARD_1) + + /** The maximum number of instances for each item type */ enum { DM_KEY_SAFE_POINTS_MAX = 8, DM_KEY_FENCE_POINTS_MAX = GEOFENCE_MAX_VERTICES, DM_KEY_WAYPOINTS_OFFBOARD_0_MAX = NUM_MISSIONS_SUPPORTED, DM_KEY_WAYPOINTS_OFFBOARD_1_MAX = NUM_MISSIONS_SUPPORTED, - DM_KEY_WAYPOINTS_ONBOARD_MAX = NUM_MISSIONS_SUPPORTED + DM_KEY_WAYPOINTS_ONBOARD_MAX = NUM_MISSIONS_SUPPORTED, + DM_KEY_MISSION_STATE_MAX = 1 }; - /* Data persistence levels */ + /** Data persistence levels */ typedef enum { DM_PERSIST_POWER_ON_RESET = 0, /* Data survives all resets */ DM_PERSIST_IN_FLIGHT_RESET, /* Data survives in-flight resets only */ DM_PERSIST_VOLATILE /* Data does not survive resets */ } dm_persitence_t; - /* The reason for the last reset */ + /** The reason for the last reset */ typedef enum { DM_INIT_REASON_POWER_ON = 0, /* Data survives resets */ DM_INIT_REASON_IN_FLIGHT, /* Data survives in-flight resets only */ DM_INIT_REASON_VOLATILE /* Data does not survive reset */ } dm_reset_reason; - /* Maximum size in bytes of a single item instance */ + /** Maximum size in bytes of a single item instance */ #define DM_MAX_DATA_SIZE 124 - /* Retrieve from the data manager store */ + /** Retrieve from the data manager store */ __EXPORT ssize_t dm_read( dm_item_t item, /* The item type to retrieve */ @@ -91,7 +95,7 @@ extern "C" { size_t buflen /* Length in bytes of data to retrieve */ ); - /* write to the data manager store */ + /** write to the data manager store */ __EXPORT ssize_t dm_write( dm_item_t item, /* The item type to store */ @@ -101,13 +105,25 @@ extern "C" { size_t buflen /* Length in bytes of data to retrieve */ ); - /* Erase all items of this type */ + /** Lock all items of this type */ + __EXPORT void + dm_lock( + dm_item_t item /* The item type to clear */ + ); + + /** Unlock all items of this type */ + __EXPORT void + dm_unlock( + dm_item_t item /* The item type to clear */ + ); + + /** Erase all items of this type */ __EXPORT int dm_clear( dm_item_t item /* The item type to clear */ ); - /* Tell the data manager about the type of the last reset */ + /** Tell the data manager about the type of the last reset */ __EXPORT int dm_restart( dm_reset_reason restart_type /* The last reset type */ diff --git a/src/modules/dataman/module.mk b/src/modules/dataman/module.mk index 27670dd3f..234607b3d 100644 --- a/src/modules/dataman/module.mk +++ b/src/modules/dataman/module.mk @@ -38,3 +38,5 @@ MODULE_COMMAND = dataman SRCS = dataman.c + +MODULE_STACKSIZE = 1200 diff --git a/src/modules/ekf_att_pos_estimator/ekf_att_pos_estimator_main.cpp b/src/modules/ekf_att_pos_estimator/ekf_att_pos_estimator_main.cpp new file mode 100644 index 000000000..91d17e787 --- /dev/null +++ b/src/modules/ekf_att_pos_estimator/ekf_att_pos_estimator_main.cpp @@ -0,0 +1,1720 @@ +/**************************************************************************** + * + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file ekf_att_pos_estimator_main.cpp + * Implementation of the attitude and position estimator. + * + * @author Paul Riseborough <p_riseborough@live.com.au> + * @author Lorenz Meier <lm@inf.ethz.ch> + */ + +#include <nuttx/config.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <fcntl.h> +#include <errno.h> +#include <math.h> +#include <poll.h> +#include <time.h> +#include <float.h> + +#define SENSOR_COMBINED_SUB + +#include <drivers/drv_hrt.h> +#include <drivers/drv_gyro.h> +#include <drivers/drv_accel.h> +#include <drivers/drv_mag.h> +#include <drivers/drv_baro.h> +#ifdef SENSOR_COMBINED_SUB +#include <uORB/topics/sensor_combined.h> +#endif +#include <arch/board/board.h> +#include <uORB/uORB.h> +#include <uORB/topics/airspeed.h> +#include <uORB/topics/vehicle_global_position.h> +#include <uORB/topics/vehicle_local_position.h> +#include <uORB/topics/vehicle_gps_position.h> +#include <uORB/topics/vehicle_attitude.h> +#include <uORB/topics/actuator_controls.h> +#include <uORB/topics/vehicle_status.h> +#include <uORB/topics/parameter_update.h> +#include <uORB/topics/estimator_status.h> +#include <uORB/topics/actuator_armed.h> +#include <uORB/topics/home_position.h> +#include <uORB/topics/wind_estimate.h> +#include <systemlib/param/param.h> +#include <systemlib/err.h> +#include <geo/geo.h> +#include <systemlib/perf_counter.h> +#include <systemlib/systemlib.h> +#include <mathlib/mathlib.h> +#include <mavlink/mavlink_log.h> + +#include "estimator_23states.h" + + + +/** + * estimator app start / stop handling function + * + * @ingroup apps + */ +extern "C" __EXPORT int ekf_att_pos_estimator_main(int argc, char *argv[]); + +__EXPORT uint32_t millis(); + +static uint64_t IMUmsec = 0; +static const uint64_t FILTER_INIT_DELAY = 1 * 1000 * 1000; + +uint32_t millis() +{ + return IMUmsec; +} + +class FixedwingEstimator +{ +public: + /** + * Constructor + */ + FixedwingEstimator(); + + /* we do not want people ever copying this class */ + FixedwingEstimator(const FixedwingEstimator& that) = delete; + FixedwingEstimator operator=(const FixedwingEstimator&) = delete; + + /** + * Destructor, also kills the sensors task. + */ + ~FixedwingEstimator(); + + /** + * Start the sensors task. + * + * @return OK on success. + */ + int start(); + + /** + * Task status + * + * @return true if the mainloop is running + */ + bool task_running() { return _task_running; } + + /** + * Print the current status. + */ + void print_status(); + + /** + * Trip the filter by feeding it NaN values. + */ + int trip_nan(); + + /** + * Enable logging. + * + * @param enable Set to true to enable logging, false to disable + */ + int enable_logging(bool enable); + + /** + * Set debug level. + * + * @param debug Desired debug level - 0 to disable. + */ + int set_debuglevel(unsigned debug) { _debug = debug; return 0; } + +private: + + bool _task_should_exit; /**< if true, sensor task should exit */ + bool _task_running; /**< if true, task is running in its mainloop */ + int _estimator_task; /**< task handle for sensor task */ +#ifndef SENSOR_COMBINED_SUB + int _gyro_sub; /**< gyro sensor subscription */ + int _accel_sub; /**< accel sensor subscription */ + int _mag_sub; /**< mag sensor subscription */ +#else + int _sensor_combined_sub; +#endif + int _airspeed_sub; /**< airspeed subscription */ + int _baro_sub; /**< barometer subscription */ + int _gps_sub; /**< GPS subscription */ + int _vstatus_sub; /**< vehicle status subscription */ + int _params_sub; /**< notification of parameter updates */ + int _manual_control_sub; /**< notification of manual control updates */ + int _mission_sub; + int _home_sub; /**< home position as defined by commander / user */ + + orb_advert_t _att_pub; /**< vehicle attitude */ + orb_advert_t _global_pos_pub; /**< global position */ + orb_advert_t _local_pos_pub; /**< position in local frame */ + orb_advert_t _estimator_status_pub; /**< status of the estimator */ + orb_advert_t _wind_pub; /**< wind estimate */ + + struct vehicle_attitude_s _att; /**< vehicle attitude */ + struct gyro_report _gyro; + struct accel_report _accel; + struct mag_report _mag; + struct airspeed_s _airspeed; /**< airspeed */ + struct baro_report _baro; /**< baro readings */ + struct vehicle_status_s _vstatus; /**< vehicle status */ + struct vehicle_global_position_s _global_pos; /**< global vehicle position */ + struct vehicle_local_position_s _local_pos; /**< local vehicle position */ + struct vehicle_gps_position_s _gps; /**< GPS position */ + struct wind_estimate_s _wind; /**< Wind estimate */ + + struct gyro_scale _gyro_offsets; + struct accel_scale _accel_offsets; + struct mag_scale _mag_offsets; + +#ifdef SENSOR_COMBINED_SUB + struct sensor_combined_s _sensor_combined; +#endif + + struct map_projection_reference_s _pos_ref; + + float _baro_ref; /**< barometer reference altitude */ + float _baro_ref_offset; /**< offset between initial baro reference and GPS init baro altitude */ + float _baro_gps_offset; /**< offset between baro altitude (at GPS init time) and GPS altitude */ + + perf_counter_t _loop_perf; ///< loop performance counter + perf_counter_t _perf_gyro; ///<local performance counter for gyro updates + perf_counter_t _perf_mag; ///<local performance counter for mag updates + perf_counter_t _perf_gps; ///<local performance counter for gps updates + perf_counter_t _perf_baro; ///<local performance counter for baro updates + perf_counter_t _perf_airspeed; ///<local performance counter for airspeed updates + perf_counter_t _perf_reset; ///<local performance counter for filter resets + + bool _baro_init; + bool _gps_initialized; + hrt_abstime _gps_start_time; + hrt_abstime _filter_start_time; + hrt_abstime _last_sensor_timestamp; + hrt_abstime _last_run; + bool _gyro_valid; + bool _accel_valid; + bool _mag_valid; + bool _ekf_logging; ///< log EKF state + unsigned _debug; ///< debug level - default 0 + + int _mavlink_fd; + + struct { + int32_t vel_delay_ms; + int32_t pos_delay_ms; + int32_t height_delay_ms; + int32_t mag_delay_ms; + int32_t tas_delay_ms; + float velne_noise; + float veld_noise; + float posne_noise; + float posd_noise; + float mag_noise; + float gyro_pnoise; + float acc_pnoise; + float gbias_pnoise; + float abias_pnoise; + float mage_pnoise; + float magb_pnoise; + float eas_noise; + float pos_stddev_threshold; + } _parameters; /**< local copies of interesting parameters */ + + struct { + param_t vel_delay_ms; + param_t pos_delay_ms; + param_t height_delay_ms; + param_t mag_delay_ms; + param_t tas_delay_ms; + param_t velne_noise; + param_t veld_noise; + param_t posne_noise; + param_t posd_noise; + param_t mag_noise; + param_t gyro_pnoise; + param_t acc_pnoise; + param_t gbias_pnoise; + param_t abias_pnoise; + param_t mage_pnoise; + param_t magb_pnoise; + param_t eas_noise; + param_t pos_stddev_threshold; + } _parameter_handles; /**< handles for interesting parameters */ + + AttPosEKF *_ekf; + + float _velocity_xy_filtered; + float _velocity_z_filtered; + float _airspeed_filtered; + + /** + * Update our local parameter cache. + */ + int parameters_update(); + + /** + * Update control outputs + * + */ + void control_update(); + + /** + * Check for changes in vehicle status. + */ + void vehicle_status_poll(); + + /** + * Shim for calling task_main from task_create. + */ + static void task_main_trampoline(int argc, char *argv[]); + + /** + * Main filter task. + */ + void task_main(); + + /** + * Check filter sanity state + * + * @return zero if ok, non-zero for a filter error condition. + */ + int check_filter_state(); +}; + +namespace estimator +{ + +/* oddly, ERROR is not defined for c++ */ +#ifdef ERROR +# undef ERROR +#endif +static const int ERROR = -1; + +FixedwingEstimator *g_estimator = nullptr; +} + +FixedwingEstimator::FixedwingEstimator() : + + _task_should_exit(false), + _task_running(false), + _estimator_task(-1), + +/* subscriptions */ +#ifndef SENSOR_COMBINED_SUB + _gyro_sub(-1), + _accel_sub(-1), + _mag_sub(-1), +#else + _sensor_combined_sub(-1), +#endif + _airspeed_sub(-1), + _baro_sub(-1), + _gps_sub(-1), + _vstatus_sub(-1), + _params_sub(-1), + _manual_control_sub(-1), + _mission_sub(-1), + _home_sub(-1), + +/* publications */ + _att_pub(-1), + _global_pos_pub(-1), + _local_pos_pub(-1), + _estimator_status_pub(-1), + _wind_pub(-1), + + _att({}), + _gyro({}), + _accel({}), + _mag({}), + _airspeed({}), + _baro({}), + _vstatus({}), + _global_pos({}), + _local_pos({}), + _gps({}), + _wind({}), + + _gyro_offsets({}), + _accel_offsets({}), + _mag_offsets({}), + + #ifdef SENSOR_COMBINED_SUB + _sensor_combined{}, + #endif + + _pos_ref{}, + _baro_ref(0.0f), + _baro_ref_offset(0.0f), + _baro_gps_offset(0.0f), + +/* performance counters */ + _loop_perf(perf_alloc(PC_ELAPSED, "ekf_att_pos_estimator")), + _perf_gyro(perf_alloc(PC_INTERVAL, "ekf_att_pos_gyro_upd")), + _perf_mag(perf_alloc(PC_INTERVAL, "ekf_att_pos_mag_upd")), + _perf_gps(perf_alloc(PC_INTERVAL, "ekf_att_pos_gps_upd")), + _perf_baro(perf_alloc(PC_INTERVAL, "ekf_att_pos_baro_upd")), + _perf_airspeed(perf_alloc(PC_INTERVAL, "ekf_att_pos_aspd_upd")), + _perf_reset(perf_alloc(PC_COUNT, "ekf_att_pos_reset")), + +/* states */ + _baro_init(false), + _gps_initialized(false), + _gps_start_time(0), + _filter_start_time(0), + _last_sensor_timestamp(0), + _last_run(0), + _gyro_valid(false), + _accel_valid(false), + _mag_valid(false), + _ekf_logging(true), + _debug(0), + _mavlink_fd(-1), + _parameters{}, + _parameter_handles{}, + _ekf(nullptr), + _velocity_xy_filtered(0.0f), + _velocity_z_filtered(0.0f), + _airspeed_filtered(0.0f) +{ + + _last_run = hrt_absolute_time(); + + _parameter_handles.vel_delay_ms = param_find("PE_VEL_DELAY_MS"); + _parameter_handles.pos_delay_ms = param_find("PE_POS_DELAY_MS"); + _parameter_handles.height_delay_ms = param_find("PE_HGT_DELAY_MS"); + _parameter_handles.mag_delay_ms = param_find("PE_MAG_DELAY_MS"); + _parameter_handles.tas_delay_ms = param_find("PE_TAS_DELAY_MS"); + _parameter_handles.velne_noise = param_find("PE_VELNE_NOISE"); + _parameter_handles.veld_noise = param_find("PE_VELD_NOISE"); + _parameter_handles.posne_noise = param_find("PE_POSNE_NOISE"); + _parameter_handles.posd_noise = param_find("PE_POSD_NOISE"); + _parameter_handles.mag_noise = param_find("PE_MAG_NOISE"); + _parameter_handles.gyro_pnoise = param_find("PE_GYRO_PNOISE"); + _parameter_handles.acc_pnoise = param_find("PE_ACC_PNOISE"); + _parameter_handles.gbias_pnoise = param_find("PE_GBIAS_PNOISE"); + _parameter_handles.abias_pnoise = param_find("PE_ABIAS_PNOISE"); + _parameter_handles.mage_pnoise = param_find("PE_MAGE_PNOISE"); + _parameter_handles.magb_pnoise = param_find("PE_MAGB_PNOISE"); + _parameter_handles.eas_noise = param_find("PE_EAS_NOISE"); + _parameter_handles.pos_stddev_threshold = param_find("PE_POSDEV_INIT"); + + /* fetch initial parameter values */ + parameters_update(); + + /* get offsets */ + + int fd, res; + + fd = open(GYRO_DEVICE_PATH, O_RDONLY); + + if (fd > 0) { + res = ioctl(fd, GYROIOCGSCALE, (long unsigned int)&_gyro_offsets); + close(fd); + + if (res) { + warnx("G SCALE FAIL"); + } + } + + fd = open(ACCEL_DEVICE_PATH, O_RDONLY); + + if (fd > 0) { + res = ioctl(fd, ACCELIOCGSCALE, (long unsigned int)&_accel_offsets); + close(fd); + + if (res) { + warnx("A SCALE FAIL"); + } + } + + fd = open(MAG_DEVICE_PATH, O_RDONLY); + + if (fd > 0) { + res = ioctl(fd, MAGIOCGSCALE, (long unsigned int)&_mag_offsets); + close(fd); + + if (res) { + warnx("M SCALE FAIL"); + } + } +} + +FixedwingEstimator::~FixedwingEstimator() +{ + if (_estimator_task != -1) { + + /* task wakes up every 100ms or so at the longest */ + _task_should_exit = true; + + /* wait for a second for the task to quit at our request */ + unsigned i = 0; + + do { + /* wait 20ms */ + usleep(20000); + + /* if we have given up, kill it */ + if (++i > 50) { + task_delete(_estimator_task); + break; + } + } while (_estimator_task != -1); + } + + delete _ekf; + + estimator::g_estimator = nullptr; +} + +int +FixedwingEstimator::enable_logging(bool logging) +{ + _ekf_logging = logging; + + return 0; +} + +int +FixedwingEstimator::parameters_update() +{ + + param_get(_parameter_handles.vel_delay_ms, &(_parameters.vel_delay_ms)); + param_get(_parameter_handles.pos_delay_ms, &(_parameters.pos_delay_ms)); + param_get(_parameter_handles.height_delay_ms, &(_parameters.height_delay_ms)); + param_get(_parameter_handles.mag_delay_ms, &(_parameters.mag_delay_ms)); + param_get(_parameter_handles.tas_delay_ms, &(_parameters.tas_delay_ms)); + param_get(_parameter_handles.velne_noise, &(_parameters.velne_noise)); + param_get(_parameter_handles.veld_noise, &(_parameters.veld_noise)); + param_get(_parameter_handles.posne_noise, &(_parameters.posne_noise)); + param_get(_parameter_handles.posd_noise, &(_parameters.posd_noise)); + param_get(_parameter_handles.mag_noise, &(_parameters.mag_noise)); + param_get(_parameter_handles.gyro_pnoise, &(_parameters.gyro_pnoise)); + param_get(_parameter_handles.acc_pnoise, &(_parameters.acc_pnoise)); + param_get(_parameter_handles.gbias_pnoise, &(_parameters.gbias_pnoise)); + param_get(_parameter_handles.abias_pnoise, &(_parameters.abias_pnoise)); + param_get(_parameter_handles.mage_pnoise, &(_parameters.mage_pnoise)); + param_get(_parameter_handles.magb_pnoise, &(_parameters.magb_pnoise)); + param_get(_parameter_handles.eas_noise, &(_parameters.eas_noise)); + param_get(_parameter_handles.pos_stddev_threshold, &(_parameters.pos_stddev_threshold)); + + if (_ekf) { + // _ekf->yawVarScale = 1.0f; + // _ekf->windVelSigma = 0.1f; + _ekf->dAngBiasSigma = _parameters.gbias_pnoise; + _ekf->dVelBiasSigma = _parameters.abias_pnoise; + _ekf->magEarthSigma = _parameters.mage_pnoise; + _ekf->magBodySigma = _parameters.magb_pnoise; + // _ekf->gndHgtSigma = 0.02f; + _ekf->vneSigma = _parameters.velne_noise; + _ekf->vdSigma = _parameters.veld_noise; + _ekf->posNeSigma = _parameters.posne_noise; + _ekf->posDSigma = _parameters.posd_noise; + _ekf->magMeasurementSigma = _parameters.mag_noise; + _ekf->gyroProcessNoise = _parameters.gyro_pnoise; + _ekf->accelProcessNoise = _parameters.acc_pnoise; + _ekf->airspeedMeasurementSigma = _parameters.eas_noise; + } + + return OK; +} + +void +FixedwingEstimator::vehicle_status_poll() +{ + bool vstatus_updated; + + /* Check HIL state if vehicle status has changed */ + orb_check(_vstatus_sub, &vstatus_updated); + + if (vstatus_updated) { + + orb_copy(ORB_ID(vehicle_status), _vstatus_sub, &_vstatus); + } +} + +int +FixedwingEstimator::check_filter_state() +{ + /* + * CHECK IF THE INPUT DATA IS SANE + */ + + struct ekf_status_report ekf_report; + + int check = _ekf->CheckAndBound(&ekf_report); + + const char* const feedback[] = { 0, + "NaN in states, resetting", + "stale IMU data, resetting", + "got initial position lock", + "excessive gyro offsets", + "GPS velocity divergence", + "excessive covariances", + "unknown condition"}; + + // Print out error condition + if (check) { + unsigned warn_index = static_cast<unsigned>(check); + unsigned max_warn_index = (sizeof(feedback) / sizeof(feedback[0])); + + if (max_warn_index < warn_index) { + warn_index = max_warn_index; + } + + warnx("reset: %s", feedback[warn_index]); + mavlink_log_critical(_mavlink_fd, "[ekf] re-init: %s", feedback[warn_index]); + } + + struct estimator_status_report rep; + memset(&rep, 0, sizeof(rep)); + + // If error flag is set, we got a filter reset + if (check && ekf_report.error) { + + // Count the reset condition + perf_count(_perf_reset); + + } else if (_ekf_logging) { + _ekf->GetFilterState(&ekf_report); + } + + if (_ekf_logging || check) { + rep.timestamp = hrt_absolute_time(); + + rep.nan_flags |= (((uint8_t)ekf_report.angNaN) << 0); + rep.nan_flags |= (((uint8_t)ekf_report.summedDelVelNaN) << 1); + rep.nan_flags |= (((uint8_t)ekf_report.KHNaN) << 2); + rep.nan_flags |= (((uint8_t)ekf_report.KHPNaN) << 3); + rep.nan_flags |= (((uint8_t)ekf_report.PNaN) << 4); + rep.nan_flags |= (((uint8_t)ekf_report.covarianceNaN) << 5); + rep.nan_flags |= (((uint8_t)ekf_report.kalmanGainsNaN) << 6); + rep.nan_flags |= (((uint8_t)ekf_report.statesNaN) << 7); + + rep.health_flags |= (((uint8_t)ekf_report.velHealth) << 0); + rep.health_flags |= (((uint8_t)ekf_report.posHealth) << 1); + rep.health_flags |= (((uint8_t)ekf_report.hgtHealth) << 2); + rep.health_flags |= (((uint8_t)!ekf_report.gyroOffsetsExcessive) << 3); + rep.health_flags |= (((uint8_t)ekf_report.onGround) << 4); + rep.health_flags |= (((uint8_t)ekf_report.staticMode) << 5); + rep.health_flags |= (((uint8_t)ekf_report.useCompass) << 6); + rep.health_flags |= (((uint8_t)ekf_report.useAirspeed) << 7); + + rep.timeout_flags |= (((uint8_t)ekf_report.velTimeout) << 0); + rep.timeout_flags |= (((uint8_t)ekf_report.posTimeout) << 1); + rep.timeout_flags |= (((uint8_t)ekf_report.hgtTimeout) << 2); + rep.timeout_flags |= (((uint8_t)ekf_report.imuTimeout) << 3); + + if (_debug > 10) { + + if (rep.health_flags < ((1 << 0) | (1 << 1) | (1 << 2) | (1 << 3))) { + warnx("health: VEL:%s POS:%s HGT:%s OFFS:%s", + ((rep.health_flags & (1 << 0)) ? "OK" : "ERR"), + ((rep.health_flags & (1 << 1)) ? "OK" : "ERR"), + ((rep.health_flags & (1 << 2)) ? "OK" : "ERR"), + ((rep.health_flags & (1 << 3)) ? "OK" : "ERR")); + } + + if (rep.timeout_flags) { + warnx("timeout: %s%s%s%s", + ((rep.timeout_flags & (1 << 0)) ? "VEL " : ""), + ((rep.timeout_flags & (1 << 1)) ? "POS " : ""), + ((rep.timeout_flags & (1 << 2)) ? "HGT " : ""), + ((rep.timeout_flags & (1 << 3)) ? "IMU " : "")); + } + } + + // Copy all states or at least all that we can fit + unsigned ekf_n_states = ekf_report.n_states; + unsigned max_states = (sizeof(rep.states) / sizeof(rep.states[0])); + rep.n_states = (ekf_n_states < max_states) ? ekf_n_states : max_states; + + for (unsigned i = 0; i < rep.n_states; i++) { + rep.states[i] = ekf_report.states[i]; + } + + for (unsigned i = 0; i < rep.n_states; i++) { + rep.states[i] = ekf_report.states[i]; + } + + if (_estimator_status_pub > 0) { + orb_publish(ORB_ID(estimator_status), _estimator_status_pub, &rep); + } else { + _estimator_status_pub = orb_advertise(ORB_ID(estimator_status), &rep); + } + } + + return check; +} + +void +FixedwingEstimator::task_main_trampoline(int argc, char *argv[]) +{ + estimator::g_estimator->task_main(); +} + +void +FixedwingEstimator::task_main() +{ + _mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); + + _ekf = new AttPosEKF(); + float dt = 0.0f; // time lapsed since last covariance prediction + _filter_start_time = hrt_absolute_time(); + + if (!_ekf) { + errx(1, "OUT OF MEM!"); + } + + /* + * do subscriptions + */ + _baro_sub = orb_subscribe(ORB_ID(sensor_baro0)); + _airspeed_sub = orb_subscribe(ORB_ID(airspeed)); + _gps_sub = orb_subscribe(ORB_ID(vehicle_gps_position)); + _vstatus_sub = orb_subscribe(ORB_ID(vehicle_status)); + _params_sub = orb_subscribe(ORB_ID(parameter_update)); + _home_sub = orb_subscribe(ORB_ID(home_position)); + + /* rate limit vehicle status updates to 5Hz */ + orb_set_interval(_vstatus_sub, 200); + +#ifndef SENSOR_COMBINED_SUB + + _gyro_sub = orb_subscribe(ORB_ID(sensor_gyro)); + _accel_sub = orb_subscribe(ORB_ID(sensor_accel)); + _mag_sub = orb_subscribe(ORB_ID(sensor_mag)); + + /* rate limit gyro updates to 50 Hz */ + /* XXX remove this!, BUT increase the data buffer size! */ + orb_set_interval(_gyro_sub, 4); +#else + _sensor_combined_sub = orb_subscribe(ORB_ID(sensor_combined)); + /* XXX remove this!, BUT increase the data buffer size! */ + orb_set_interval(_sensor_combined_sub, 9); +#endif + + /* sets also parameters in the EKF object */ + parameters_update(); + + Vector3f lastAngRate; + Vector3f lastAccel; + + /* wakeup source(s) */ + struct pollfd fds[2]; + + /* Setup of loop */ + fds[0].fd = _params_sub; + fds[0].events = POLLIN; +#ifndef SENSOR_COMBINED_SUB + fds[1].fd = _gyro_sub; + fds[1].events = POLLIN; +#else + fds[1].fd = _sensor_combined_sub; + fds[1].events = POLLIN; +#endif + + bool newDataGps = false; + bool newHgtData = false; + bool newAdsData = false; + bool newDataMag = false; + + float posNED[3] = {0.0f, 0.0f, 0.0f}; // North, East Down position (m) + + uint64_t last_gps = 0; + _gps.vel_n_m_s = 0.0f; + _gps.vel_e_m_s = 0.0f; + _gps.vel_d_m_s = 0.0f; + + _task_running = true; + + while (!_task_should_exit) { + + /* wait for up to 500ms for data */ + int pret = poll(&fds[0], (sizeof(fds) / sizeof(fds[0])), 100); + + /* timed out - periodic check for _task_should_exit, etc. */ + if (pret == 0) + continue; + + /* this is undesirable but not much we can do - might want to flag unhappy status */ + if (pret < 0) { + warn("POLL ERR %d, %d", pret, errno); + continue; + } + + perf_begin(_loop_perf); + + /* only update parameters if they changed */ + if (fds[0].revents & POLLIN) { + /* read from param to clear updated flag */ + struct parameter_update_s update; + orb_copy(ORB_ID(parameter_update), _params_sub, &update); + + /* update parameters from storage */ + parameters_update(); + } + + /* only run estimator if gyro updated */ + if (fds[1].revents & POLLIN) { + + /* check vehicle status for changes to publication state */ + bool prev_hil = (_vstatus.hil_state == HIL_STATE_ON); + vehicle_status_poll(); + + bool accel_updated; + bool mag_updated; + + perf_count(_perf_gyro); + + /* Reset baro reference if switching to HIL, reset sensor states */ + if (!prev_hil && (_vstatus.hil_state == HIL_STATE_ON)) { + /* system is in HIL now, wait for measurements to come in one last round */ + usleep(60000); + +#ifndef SENSOR_COMBINED_SUB + orb_copy(ORB_ID(sensor_gyro), _gyro_sub, &_gyro); + orb_copy(ORB_ID(sensor_accel), _accel_sub, &_accel); + orb_copy(ORB_ID(sensor_mag), _mag_sub, &_mag); +#else + /* now read all sensor publications to ensure all real sensor data is purged */ + orb_copy(ORB_ID(sensor_combined), _sensor_combined_sub, &_sensor_combined); +#endif + + /* set sensors to de-initialized state */ + _gyro_valid = false; + _accel_valid = false; + _mag_valid = false; + + _baro_init = false; + _gps_initialized = false; + _last_sensor_timestamp = hrt_absolute_time(); + _last_run = _last_sensor_timestamp; + + _ekf->ZeroVariables(); + _ekf->dtIMU = 0.01f; + _filter_start_time = _last_sensor_timestamp; + + /* now skip this loop and get data on the next one, which will also re-init the filter */ + continue; + } + + /** + * PART ONE: COLLECT ALL DATA + **/ + + /* load local copies */ +#ifndef SENSOR_COMBINED_SUB + orb_copy(ORB_ID(sensor_gyro), _gyro_sub, &_gyro); + + + orb_check(_accel_sub, &accel_updated); + + if (accel_updated) { + orb_copy(ORB_ID(sensor_accel), _accel_sub, &_accel); + } + + _last_sensor_timestamp = _gyro.timestamp; + IMUmsec = _gyro.timestamp / 1e3f; + + float deltaT = (_gyro.timestamp - _last_run) / 1e6f; + _last_run = _gyro.timestamp; + + /* guard against too large deltaT's */ + if (!isfinite(deltaT) || deltaT > 1.0f || deltaT < 0.000001f) { + deltaT = 0.01f; + } + + + // Always store data, independent of init status + /* fill in last data set */ + _ekf->dtIMU = deltaT; + + if (isfinite(_gyro.x) && + isfinite(_gyro.y) && + isfinite(_gyro.z)) { + _ekf->angRate.x = _gyro.x; + _ekf->angRate.y = _gyro.y; + _ekf->angRate.z = _gyro.z; + + if (!_gyro_valid) { + lastAngRate = _ekf->angRate; + } + + _gyro_valid = true; + } + + if (accel_updated) { + _ekf->accel.x = _accel.x; + _ekf->accel.y = _accel.y; + _ekf->accel.z = _accel.z; + + if (!_accel_valid) { + lastAccel = _ekf->accel; + } + + _accel_valid = true; + } + + _ekf->dAngIMU = 0.5f * (angRate + lastAngRate) * dtIMU; + _ekf->lastAngRate = angRate; + _ekf->dVelIMU = 0.5f * (accel + lastAccel) * dtIMU; + _ekf->lastAccel = accel; + + +#else + orb_copy(ORB_ID(sensor_combined), _sensor_combined_sub, &_sensor_combined); + + static hrt_abstime last_accel = 0; + static hrt_abstime last_mag = 0; + + if (last_accel != _sensor_combined.accelerometer_timestamp) { + accel_updated = true; + } else { + accel_updated = false; + } + + last_accel = _sensor_combined.accelerometer_timestamp; + + + // Copy gyro and accel + _last_sensor_timestamp = _sensor_combined.timestamp; + IMUmsec = _sensor_combined.timestamp / 1e3f; + + float deltaT = (_sensor_combined.timestamp - _last_run) / 1e6f; + + /* guard against too large deltaT's */ + if (!isfinite(deltaT) || deltaT > 1.0f || deltaT < 0.000001f) { + deltaT = 0.01f; + } + + _last_run = _sensor_combined.timestamp; + + // Always store data, independent of init status + /* fill in last data set */ + _ekf->dtIMU = deltaT; + + if (isfinite(_sensor_combined.gyro_rad_s[0]) && + isfinite(_sensor_combined.gyro_rad_s[1]) && + isfinite(_sensor_combined.gyro_rad_s[2])) { + _ekf->angRate.x = _sensor_combined.gyro_rad_s[0]; + _ekf->angRate.y = _sensor_combined.gyro_rad_s[1]; + _ekf->angRate.z = _sensor_combined.gyro_rad_s[2]; + + if (!_gyro_valid) { + lastAngRate = _ekf->angRate; + } + + _gyro_valid = true; + perf_count(_perf_gyro); + } + + if (accel_updated) { + _ekf->accel.x = _sensor_combined.accelerometer_m_s2[0]; + _ekf->accel.y = _sensor_combined.accelerometer_m_s2[1]; + _ekf->accel.z = _sensor_combined.accelerometer_m_s2[2]; + + if (!_accel_valid) { + lastAccel = _ekf->accel; + } + + _accel_valid = true; + } + + _ekf->dAngIMU = 0.5f * (_ekf->angRate + lastAngRate) * _ekf->dtIMU; + lastAngRate = _ekf->angRate; + _ekf->dVelIMU = 0.5f * (_ekf->accel + lastAccel) * _ekf->dtIMU; + lastAccel = _ekf->accel; + + if (last_mag != _sensor_combined.magnetometer_timestamp) { + mag_updated = true; + newDataMag = true; + + } else { + newDataMag = false; + } + + last_mag = _sensor_combined.magnetometer_timestamp; + +#endif + + //warnx("dang: %8.4f %8.4f dvel: %8.4f %8.4f", _ekf->dAngIMU.x, _ekf->dAngIMU.z, _ekf->dVelIMU.x, _ekf->dVelIMU.z); + + bool airspeed_updated; + orb_check(_airspeed_sub, &airspeed_updated); + + if (airspeed_updated) { + orb_copy(ORB_ID(airspeed), _airspeed_sub, &_airspeed); + perf_count(_perf_airspeed); + + _ekf->VtasMeas = _airspeed.true_airspeed_m_s; + newAdsData = true; + + } else { + newAdsData = false; + } + + bool gps_updated; + orb_check(_gps_sub, &gps_updated); + + if (gps_updated) { + + last_gps = _gps.timestamp_position; + + orb_copy(ORB_ID(vehicle_gps_position), _gps_sub, &_gps); + perf_count(_perf_gps); + + if (_gps.fix_type < 3) { + newDataGps = false; + + } else { + + /* store time of valid GPS measurement */ + _gps_start_time = hrt_absolute_time(); + + /* check if we had a GPS outage for a long time */ + if (hrt_elapsed_time(&last_gps) > 5 * 1000 * 1000) { + _ekf->ResetPosition(); + _ekf->ResetVelocity(); + _ekf->ResetStoredStates(); + } + + /* fuse GPS updates */ + + //_gps.timestamp / 1e3; + _ekf->GPSstatus = _gps.fix_type; + _ekf->velNED[0] = _gps.vel_n_m_s; + _ekf->velNED[1] = _gps.vel_e_m_s; + _ekf->velNED[2] = _gps.vel_d_m_s; + + // warnx("GPS updated: status: %d, vel: %8.4f %8.4f %8.4f", (int)GPSstatus, velNED[0], velNED[1], velNED[2]); + + _ekf->gpsLat = math::radians(_gps.lat / (double)1e7); + _ekf->gpsLon = math::radians(_gps.lon / (double)1e7) - M_PI; + _ekf->gpsHgt = _gps.alt / 1e3f; + + // if (_gps.s_variance_m_s > 0.25f && _gps.s_variance_m_s < 100.0f * 100.0f) { + // _ekf->vneSigma = sqrtf(_gps.s_variance_m_s); + // } else { + // _ekf->vneSigma = _parameters.velne_noise; + // } + + // if (_gps.p_variance_m > 0.25f && _gps.p_variance_m < 100.0f * 100.0f) { + // _ekf->posNeSigma = sqrtf(_gps.p_variance_m); + // } else { + // _ekf->posNeSigma = _parameters.posne_noise; + // } + + // warnx("vel: %8.4f pos: %8.4f", _gps.s_variance_m_s, _gps.p_variance_m); + + newDataGps = true; + + } + + } + + bool baro_updated; + orb_check(_baro_sub, &baro_updated); + + if (baro_updated) { + orb_copy(ORB_ID(sensor_baro0), _baro_sub, &_baro); + + _ekf->baroHgt = _baro.altitude; + + if (!_baro_init) { + _baro_ref = _baro.altitude; + _baro_init = true; + warnx("ALT REF INIT"); + } + + perf_count(_perf_baro); + + newHgtData = true; + } else { + newHgtData = false; + } + +#ifndef SENSOR_COMBINED_SUB + orb_check(_mag_sub, &mag_updated); +#endif + + if (mag_updated) { + + _mag_valid = true; + + perf_count(_perf_mag); + +#ifndef SENSOR_COMBINED_SUB + orb_copy(ORB_ID(sensor_mag), _mag_sub, &_mag); + + // XXX we compensate the offsets upfront - should be close to zero. + // 0.001f + _ekf->magData.x = _mag.x; + _ekf->magBias.x = 0.000001f; // _mag_offsets.x_offset + + _ekf->magData.y = _mag.y; + _ekf->magBias.y = 0.000001f; // _mag_offsets.y_offset + + _ekf->magData.z = _mag.z; + _ekf->magBias.z = 0.000001f; // _mag_offsets.y_offset + +#else + + // XXX we compensate the offsets upfront - should be close to zero. + // 0.001f + _ekf->magData.x = _sensor_combined.magnetometer_ga[0]; + _ekf->magBias.x = 0.000001f; // _mag_offsets.x_offset + + _ekf->magData.y = _sensor_combined.magnetometer_ga[1]; + _ekf->magBias.y = 0.000001f; // _mag_offsets.y_offset + + _ekf->magData.z = _sensor_combined.magnetometer_ga[2]; + _ekf->magBias.z = 0.000001f; // _mag_offsets.y_offset + +#endif + + newDataMag = true; + + } else { + newDataMag = false; + } + + /* + * CHECK IF ITS THE RIGHT TIME TO RUN THINGS ALREADY + */ + if (hrt_elapsed_time(&_filter_start_time) < FILTER_INIT_DELAY) { + continue; + } + + /** + * PART TWO: EXECUTE THE FILTER + * + * We run the filter only once all data has been fetched + **/ + + if (_baro_init && _gyro_valid && _accel_valid && _mag_valid) { + + float initVelNED[3]; + + /* Initialize the filter first */ + if (!_gps_initialized && _gps.fix_type > 2 && _gps.eph < _parameters.pos_stddev_threshold && _gps.epv < _parameters.pos_stddev_threshold) { + + // GPS is in scaled integers, convert + double lat = _gps.lat / 1.0e7; + double lon = _gps.lon / 1.0e7; + float gps_alt = _gps.alt / 1e3f; + + initVelNED[0] = _gps.vel_n_m_s; + initVelNED[1] = _gps.vel_e_m_s; + initVelNED[2] = _gps.vel_d_m_s; + + // Set up height correctly + orb_copy(ORB_ID(sensor_baro0), _baro_sub, &_baro); + _baro_ref_offset = _ekf->states[9]; // this should become zero in the local frame + _baro_gps_offset = _baro.altitude - gps_alt; + _ekf->baroHgt = _baro.altitude; + _ekf->hgtMea = 1.0f * (_ekf->baroHgt - (_baro_ref)); + + // Set up position variables correctly + _ekf->GPSstatus = _gps.fix_type; + + _ekf->gpsLat = math::radians(lat); + _ekf->gpsLon = math::radians(lon) - M_PI; + _ekf->gpsHgt = gps_alt; + + // Look up mag declination based on current position + float declination = math::radians(get_mag_declination(lat, lon)); + + _ekf->InitialiseFilter(initVelNED, math::radians(lat), math::radians(lon) - M_PI, gps_alt, declination); + + // Initialize projection + _local_pos.ref_lat = lat; + _local_pos.ref_lon = lon; + _local_pos.ref_alt = gps_alt; + _local_pos.ref_timestamp = _gps.timestamp_position; + + map_projection_init(&_pos_ref, lat, lon); + mavlink_log_info(_mavlink_fd, "[ekf] ref: LA %.4f,LO %.4f,ALT %.2f", lat, lon, (double)gps_alt); + + #if 0 + warnx("HOME/REF: LA %8.4f,LO %8.4f,ALT %8.2f V: %8.4f %8.4f %8.4f", lat, lon, (double)gps_alt, + (double)_ekf->velNED[0], (double)_ekf->velNED[1], (double)_ekf->velNED[2]); + warnx("BARO: %8.4f m / ref: %8.4f m / gps offs: %8.4f m", (double)_ekf->baroHgt, (double)_baro_ref, (double)_baro_ref_offset); + warnx("GPS: eph: %8.4f, epv: %8.4f, declination: %8.4f", (double)_gps.eph, (double)_gps.epv, (double)math::degrees(declination)); + #endif + + _gps_initialized = true; + + } else if (!_ekf->statesInitialised) { + + initVelNED[0] = 0.0f; + initVelNED[1] = 0.0f; + initVelNED[2] = 0.0f; + _ekf->posNE[0] = posNED[0]; + _ekf->posNE[1] = posNED[1]; + + _local_pos.ref_alt = _baro_ref; + _baro_ref_offset = 0.0f; + _baro_gps_offset = 0.0f; + + _ekf->InitialiseFilter(initVelNED, 0.0, 0.0, 0.0f, 0.0f); + + } else if (_ekf->statesInitialised) { + + // We're apparently initialized in this case now + int check = check_filter_state(); + + if (check) { + // Let the system re-initialize itself + continue; + } + + // Run the strapdown INS equations every IMU update + _ekf->UpdateStrapdownEquationsNED(); + #if 0 + // debug code - could be tunred into a filter mnitoring/watchdog function + float tempQuat[4]; + + for (uint8_t j = 0; j <= 3; j++) tempQuat[j] = states[j]; + + quat2eul(eulerEst, tempQuat); + + for (uint8_t j = 0; j <= 2; j++) eulerDif[j] = eulerEst[j] - ahrsEul[j]; + + if (eulerDif[2] > pi) eulerDif[2] -= 2 * pi; + + if (eulerDif[2] < -pi) eulerDif[2] += 2 * pi; + + #endif + // store the predicted states for subsequent use by measurement fusion + _ekf->StoreStates(IMUmsec); + // Check if on ground - status is used by covariance prediction + _ekf->OnGroundCheck(); + // sum delta angles and time used by covariance prediction + _ekf->summedDelAng = _ekf->summedDelAng + _ekf->correctedDelAng; + _ekf->summedDelVel = _ekf->summedDelVel + _ekf->dVelIMU; + dt += _ekf->dtIMU; + + // perform a covariance prediction if the total delta angle has exceeded the limit + // or the time limit will be exceeded at the next IMU update + if ((dt >= (_ekf->covTimeStepMax - _ekf->dtIMU)) || (_ekf->summedDelAng.length() > _ekf->covDelAngMax)) { + _ekf->CovariancePrediction(dt); + _ekf->summedDelAng.zero(); + _ekf->summedDelVel.zero(); + dt = 0.0f; + } + + // Fuse GPS Measurements + if (newDataGps && _gps_initialized) { + // Convert GPS measurements to Pos NE, hgt and Vel NED + + float gps_dt = (_gps.timestamp_position - last_gps) / 1e6f; + + // Calculate acceleration predicted by GPS velocity change + if (((fabsf(_ekf->velNED[0] - _gps.vel_n_m_s) > FLT_EPSILON) || + (fabsf(_ekf->velNED[1] - _gps.vel_e_m_s) > FLT_EPSILON) || + (fabsf(_ekf->velNED[2] - _gps.vel_d_m_s) > FLT_EPSILON)) && (gps_dt > 0.00001f)) { + + _ekf->accelGPSNED[0] = (_ekf->velNED[0] - _gps.vel_n_m_s) / gps_dt; + _ekf->accelGPSNED[1] = (_ekf->velNED[1] - _gps.vel_e_m_s) / gps_dt; + _ekf->accelGPSNED[2] = (_ekf->velNED[2] - _gps.vel_d_m_s) / gps_dt; + } + + _ekf->velNED[0] = _gps.vel_n_m_s; + _ekf->velNED[1] = _gps.vel_e_m_s; + _ekf->velNED[2] = _gps.vel_d_m_s; + _ekf->calcposNED(posNED, _ekf->gpsLat, _ekf->gpsLon, _ekf->gpsHgt, _ekf->latRef, _ekf->lonRef, _ekf->hgtRef); + + _ekf->posNE[0] = posNED[0]; + _ekf->posNE[1] = posNED[1]; + // set fusion flags + _ekf->fuseVelData = true; + _ekf->fusePosData = true; + // recall states stored at time of measurement after adjusting for delays + _ekf->RecallStates(_ekf->statesAtVelTime, (IMUmsec - _parameters.vel_delay_ms)); + _ekf->RecallStates(_ekf->statesAtPosTime, (IMUmsec - _parameters.pos_delay_ms)); + // run the fusion step + _ekf->FuseVelposNED(); + + } else if (!_gps_initialized) { + + // force static mode + _ekf->staticMode = true; + + // Convert GPS measurements to Pos NE, hgt and Vel NED + _ekf->velNED[0] = 0.0f; + _ekf->velNED[1] = 0.0f; + _ekf->velNED[2] = 0.0f; + + _ekf->posNE[0] = 0.0f; + _ekf->posNE[1] = 0.0f; + // set fusion flags + _ekf->fuseVelData = true; + _ekf->fusePosData = true; + // recall states stored at time of measurement after adjusting for delays + _ekf->RecallStates(_ekf->statesAtVelTime, (IMUmsec - _parameters.vel_delay_ms)); + _ekf->RecallStates(_ekf->statesAtPosTime, (IMUmsec - _parameters.pos_delay_ms)); + // run the fusion step + _ekf->FuseVelposNED(); + + } else { + _ekf->fuseVelData = false; + _ekf->fusePosData = false; + } + + if (newHgtData) { + // Could use a blend of GPS and baro alt data if desired + _ekf->hgtMea = 1.0f * (_ekf->baroHgt - _baro_ref); + _ekf->fuseHgtData = true; + // recall states stored at time of measurement after adjusting for delays + _ekf->RecallStates(_ekf->statesAtHgtTime, (IMUmsec - _parameters.height_delay_ms)); + // run the fusion step + _ekf->FuseVelposNED(); + + } else { + _ekf->fuseHgtData = false; + } + + // Fuse Magnetometer Measurements + if (newDataMag) { + _ekf->fuseMagData = true; + _ekf->RecallStates(_ekf->statesAtMagMeasTime, (IMUmsec - _parameters.mag_delay_ms)); // Assume 50 msec avg delay for magnetometer data + + _ekf->magstate.obsIndex = 0; + _ekf->FuseMagnetometer(); + _ekf->FuseMagnetometer(); + _ekf->FuseMagnetometer(); + + } else { + _ekf->fuseMagData = false; + } + + // Fuse Airspeed Measurements + if (newAdsData && _ekf->VtasMeas > 7.0f) { + _ekf->fuseVtasData = true; + _ekf->RecallStates(_ekf->statesAtVtasMeasTime, (IMUmsec - _parameters.tas_delay_ms)); // assume 100 msec avg delay for airspeed data + _ekf->FuseAirspeed(); + + } else { + _ekf->fuseVtasData = false; + } + + + // Output results + math::Quaternion q(_ekf->states[0], _ekf->states[1], _ekf->states[2], _ekf->states[3]); + math::Matrix<3, 3> R = q.to_dcm(); + math::Vector<3> euler = R.to_euler(); + + for (int i = 0; i < 3; i++) for (int j = 0; j < 3; j++) + _att.R[i][j] = R(i, j); + + _att.timestamp = _last_sensor_timestamp; + _att.q[0] = _ekf->states[0]; + _att.q[1] = _ekf->states[1]; + _att.q[2] = _ekf->states[2]; + _att.q[3] = _ekf->states[3]; + _att.q_valid = true; + _att.R_valid = true; + + _att.timestamp = _last_sensor_timestamp; + _att.roll = euler(0); + _att.pitch = euler(1); + _att.yaw = euler(2); + + _att.rollspeed = _ekf->angRate.x - _ekf->states[10]; + _att.pitchspeed = _ekf->angRate.y - _ekf->states[11]; + _att.yawspeed = _ekf->angRate.z - _ekf->states[12]; + // gyro offsets + _att.rate_offsets[0] = _ekf->states[10]; + _att.rate_offsets[1] = _ekf->states[11]; + _att.rate_offsets[2] = _ekf->states[12]; + + /* lazily publish the attitude only once available */ + if (_att_pub > 0) { + /* publish the attitude setpoint */ + orb_publish(ORB_ID(vehicle_attitude), _att_pub, &_att); + + } else { + /* advertise and publish */ + _att_pub = orb_advertise(ORB_ID(vehicle_attitude), &_att); + } + + if (_gps_initialized) { + _local_pos.timestamp = _last_sensor_timestamp; + _local_pos.x = _ekf->states[7]; + _local_pos.y = _ekf->states[8]; + // XXX need to announce change of Z reference somehow elegantly + _local_pos.z = _ekf->states[9] - _baro_ref_offset; + + _local_pos.vx = _ekf->states[4]; + _local_pos.vy = _ekf->states[5]; + _local_pos.vz = _ekf->states[6]; + + _local_pos.xy_valid = _gps_initialized; + _local_pos.z_valid = true; + _local_pos.v_xy_valid = _gps_initialized; + _local_pos.v_z_valid = true; + _local_pos.xy_global = true; + + _velocity_xy_filtered = 0.95f*_velocity_xy_filtered + 0.05f*sqrtf(_local_pos.vx*_local_pos.vx + _local_pos.vy*_local_pos.vy); + _velocity_z_filtered = 0.95f*_velocity_z_filtered + 0.05f*fabsf(_local_pos.vz); + _airspeed_filtered = 0.95f*_airspeed_filtered + 0.05f*_airspeed.true_airspeed_m_s; + + + /* crude land detector for fixedwing only, + * TODO: adapt so that it works for both, maybe move to another location + */ + if (_velocity_xy_filtered < 5 + && _velocity_z_filtered < 10 + && _airspeed_filtered < 10) { + _local_pos.landed = true; + } else { + _local_pos.landed = false; + } + + _local_pos.z_global = false; + _local_pos.yaw = _att.yaw; + + /* lazily publish the local position only once available */ + if (_local_pos_pub > 0) { + /* publish the attitude setpoint */ + orb_publish(ORB_ID(vehicle_local_position), _local_pos_pub, &_local_pos); + + } else { + /* advertise and publish */ + _local_pos_pub = orb_advertise(ORB_ID(vehicle_local_position), &_local_pos); + } + + _global_pos.timestamp = _local_pos.timestamp; + + if (_local_pos.xy_global) { + double est_lat, est_lon; + map_projection_reproject(&_pos_ref, _local_pos.x, _local_pos.y, &est_lat, &est_lon); + _global_pos.lat = est_lat; + _global_pos.lon = est_lon; + _global_pos.time_gps_usec = _gps.time_gps_usec; + _global_pos.eph = _gps.eph; + _global_pos.epv = _gps.epv; + } + + if (_local_pos.v_xy_valid) { + _global_pos.vel_n = _local_pos.vx; + _global_pos.vel_e = _local_pos.vy; + } else { + _global_pos.vel_n = 0.0f; + _global_pos.vel_e = 0.0f; + } + + /* local pos alt is negative, change sign and add alt offsets */ + _global_pos.alt = _baro_ref + (-_local_pos.z) - _baro_gps_offset; + + if (_local_pos.v_z_valid) { + _global_pos.vel_d = _local_pos.vz; + } + + + _global_pos.yaw = _local_pos.yaw; + + _global_pos.eph = _gps.eph; + _global_pos.epv = _gps.epv; + + _global_pos.timestamp = _local_pos.timestamp; + + /* lazily publish the global position only once available */ + if (_global_pos_pub > 0) { + /* publish the global position */ + orb_publish(ORB_ID(vehicle_global_position), _global_pos_pub, &_global_pos); + + } else { + /* advertise and publish */ + _global_pos_pub = orb_advertise(ORB_ID(vehicle_global_position), &_global_pos); + } + + if (hrt_elapsed_time(&_wind.timestamp) > 99000) { + _wind.timestamp = _global_pos.timestamp; + _wind.windspeed_north = _ekf->states[14]; + _wind.windspeed_east = _ekf->states[15]; + _wind.covariance_north = _ekf->P[14][14]; + _wind.covariance_east = _ekf->P[15][15]; + + /* lazily publish the wind estimate only once available */ + if (_wind_pub > 0) { + /* publish the wind estimate */ + orb_publish(ORB_ID(wind_estimate), _wind_pub, &_wind); + + } else { + /* advertise and publish */ + _wind_pub = orb_advertise(ORB_ID(wind_estimate), &_wind); + } + } + + } + + } + + } + + } + + perf_end(_loop_perf); + } + + _task_running = false; + + warnx("exiting.\n"); + + _estimator_task = -1; + _exit(0); +} + +int +FixedwingEstimator::start() +{ + ASSERT(_estimator_task == -1); + + /* start the task */ + _estimator_task = task_spawn_cmd("ekf_att_pos_estimator", + SCHED_DEFAULT, + SCHED_PRIORITY_MAX - 40, + 5000, + (main_t)&FixedwingEstimator::task_main_trampoline, + nullptr); + + if (_estimator_task < 0) { + warn("task start failed"); + return -errno; + } + + return OK; +} + +void +FixedwingEstimator::print_status() +{ + math::Quaternion q(_ekf->states[0], _ekf->states[1], _ekf->states[2], _ekf->states[3]); + math::Matrix<3, 3> R = q.to_dcm(); + math::Vector<3> euler = R.to_euler(); + + printf("attitude: roll: %8.4f, pitch %8.4f, yaw: %8.4f degrees\n", + (double)math::degrees(euler(0)), (double)math::degrees(euler(1)), (double)math::degrees(euler(2))); + + // State vector: + // 0-3: quaternions (q0, q1, q2, q3) + // 4-6: Velocity - m/sec (North, East, Down) + // 7-9: Position - m (North, East, Down) + // 10-12: Delta Angle bias - rad (X,Y,Z) + // 13: Accelerometer offset + // 14-15: Wind Vector - m/sec (North,East) + // 16-18: Earth Magnetic Field Vector - gauss (North, East, Down) + // 19-21: Body Magnetic Field Vector - gauss (X,Y,Z) + + printf("dtIMU: %8.6f IMUmsec: %d\n", (double)_ekf->dtIMU, (int)IMUmsec); + printf("baro alt: %8.4f GPS alt: %8.4f\n", (double)_baro.altitude, (double)(_gps.alt / 1e3f)); + printf("ref alt: %8.4f baro ref offset: %8.4f baro GPS offset: %8.4f\n", (double)_baro_ref, (double)_baro_ref_offset, (double)_baro_gps_offset); + printf("dvel: %8.6f %8.6f %8.6f accel: %8.6f %8.6f %8.6f\n", (double)_ekf->dVelIMU.x, (double)_ekf->dVelIMU.y, (double)_ekf->dVelIMU.z, (double)_ekf->accel.x, (double)_ekf->accel.y, (double)_ekf->accel.z); + printf("dang: %8.4f %8.4f %8.4f dang corr: %8.4f %8.4f %8.4f\n" , (double)_ekf->dAngIMU.x, (double)_ekf->dAngIMU.y, (double)_ekf->dAngIMU.z, (double)_ekf->correctedDelAng.x, (double)_ekf->correctedDelAng.y, (double)_ekf->correctedDelAng.z); + printf("states (quat) [0-3]: %8.4f, %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[0], (double)_ekf->states[1], (double)_ekf->states[2], (double)_ekf->states[3]); + printf("states (vel m/s) [4-6]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[4], (double)_ekf->states[5], (double)_ekf->states[6]); + printf("states (pos m) [7-9]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[7], (double)_ekf->states[8], (double)_ekf->states[9]); + printf("states (delta ang) [10-12]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[10], (double)_ekf->states[11], (double)_ekf->states[12]); + + if (n_states == 23) { + printf("states (accel offs) [13]: %8.4f\n", (double)_ekf->states[13]); + printf("states (wind) [14-15]: %8.4f, %8.4f\n", (double)_ekf->states[14], (double)_ekf->states[15]); + printf("states (earth mag) [16-18]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[16], (double)_ekf->states[17], (double)_ekf->states[18]); + printf("states (body mag) [19-21]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[19], (double)_ekf->states[20], (double)_ekf->states[21]); + printf("states (terrain) [22]: %8.4f\n", (double)_ekf->states[22]); + + } else { + printf("states (wind) [13-14]: %8.4f, %8.4f\n", (double)_ekf->states[13], (double)_ekf->states[14]); + printf("states (earth mag) [15-17]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[15], (double)_ekf->states[16], (double)_ekf->states[17]); + printf("states (body mag) [18-20]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[18], (double)_ekf->states[19], (double)_ekf->states[20]); + } + printf("states: %s %s %s %s %s %s %s %s %s %s\n", + (_ekf->statesInitialised) ? "INITIALIZED" : "NON_INIT", + (_ekf->onGround) ? "ON_GROUND" : "AIRBORNE", + (_ekf->fuseVelData) ? "FUSE_VEL" : "INH_VEL", + (_ekf->fusePosData) ? "FUSE_POS" : "INH_POS", + (_ekf->fuseHgtData) ? "FUSE_HGT" : "INH_HGT", + (_ekf->fuseMagData) ? "FUSE_MAG" : "INH_MAG", + (_ekf->fuseVtasData) ? "FUSE_VTAS" : "INH_VTAS", + (_ekf->useAirspeed) ? "USE_AIRSPD" : "IGN_AIRSPD", + (_ekf->useCompass) ? "USE_COMPASS" : "IGN_COMPASS", + (_ekf->staticMode) ? "STATIC_MODE" : "DYNAMIC_MODE"); +} + +int FixedwingEstimator::trip_nan() { + + int ret = 0; + + // If system is not armed, inject a NaN value into the filter + int armed_sub = orb_subscribe(ORB_ID(actuator_armed)); + + struct actuator_armed_s armed; + orb_copy(ORB_ID(actuator_armed), armed_sub, &armed); + + if (armed.armed) { + warnx("ACTUATORS ARMED! NOT TRIPPING SYSTEM"); + ret = 1; + } else { + + float nan_val = 0.0f / 0.0f; + + warnx("system not armed, tripping state vector with NaN values"); + _ekf->states[5] = nan_val; + usleep(100000); + + warnx("tripping covariance #1 with NaN values"); + _ekf->KH[2][2] = nan_val; // intermediate result used for covariance updates + usleep(100000); + + warnx("tripping covariance #2 with NaN values"); + _ekf->KHP[5][5] = nan_val; // intermediate result used for covariance updates + usleep(100000); + + warnx("tripping covariance #3 with NaN values"); + _ekf->P[3][3] = nan_val; // covariance matrix + usleep(100000); + + warnx("tripping Kalman gains with NaN values"); + _ekf->Kfusion[0] = nan_val; // Kalman gains + usleep(100000); + + warnx("tripping stored states[0] with NaN values"); + _ekf->storedStates[0][0] = nan_val; + usleep(100000); + + warnx("\nDONE - FILTER STATE:"); + print_status(); + } + + close(armed_sub); + return ret; +} + +int ekf_att_pos_estimator_main(int argc, char *argv[]) +{ + if (argc < 1) + errx(1, "usage: ekf_att_pos_estimator {start|stop|status|logging}"); + + if (!strcmp(argv[1], "start")) { + + if (estimator::g_estimator != nullptr) + errx(1, "already running"); + + estimator::g_estimator = new FixedwingEstimator; + + if (estimator::g_estimator == nullptr) + errx(1, "alloc failed"); + + if (OK != estimator::g_estimator->start()) { + delete estimator::g_estimator; + estimator::g_estimator = nullptr; + err(1, "start failed"); + } + + /* avoid memory fragmentation by not exiting start handler until the task has fully started */ + while (estimator::g_estimator == nullptr || !estimator::g_estimator->task_running()) { + usleep(50000); + printf("."); + fflush(stdout); + } + printf("\n"); + + exit(0); + } + + if (!strcmp(argv[1], "stop")) { + if (estimator::g_estimator == nullptr) + errx(1, "not running"); + + delete estimator::g_estimator; + estimator::g_estimator = nullptr; + exit(0); + } + + if (!strcmp(argv[1], "status")) { + if (estimator::g_estimator) { + warnx("running"); + + estimator::g_estimator->print_status(); + + exit(0); + + } else { + errx(1, "not running"); + } + } + + if (!strcmp(argv[1], "trip")) { + if (estimator::g_estimator) { + int ret = estimator::g_estimator->trip_nan(); + + exit(ret); + + } else { + errx(1, "not running"); + } + } + + if (!strcmp(argv[1], "logging")) { + if (estimator::g_estimator) { + int ret = estimator::g_estimator->enable_logging(true); + + exit(ret); + + } else { + errx(1, "not running"); + } + } + + if (!strcmp(argv[1], "debug")) { + if (estimator::g_estimator) { + int debug = strtoul(argv[2], NULL, 10); + int ret = estimator::g_estimator->set_debuglevel(debug); + + exit(ret); + + } else { + errx(1, "not running"); + } + } + + warnx("unrecognized command"); + return 1; +} diff --git a/src/modules/ekf_att_pos_estimator/ekf_att_pos_estimator_params.c b/src/modules/ekf_att_pos_estimator/ekf_att_pos_estimator_params.c new file mode 100644 index 000000000..8c82dd6c1 --- /dev/null +++ b/src/modules/ekf_att_pos_estimator/ekf_att_pos_estimator_params.c @@ -0,0 +1,271 @@ +/**************************************************************************** + * + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file ekf_att_pos_estimator_params.c + * + * Parameters defined by the attitude and position estimator task + * + * @author Lorenz Meier <lm@inf.ethz.ch> + */ + +#include <nuttx/config.h> + +#include <systemlib/param/param.h> + +/* + * Estimator parameters, accessible via MAVLink + * + */ + +/** + * Velocity estimate delay + * + * The delay in milliseconds of the velocity estimate from GPS. + * + * @min 0 + * @max 1000 + * @group Position Estimator + */ +PARAM_DEFINE_INT32(PE_VEL_DELAY_MS, 230); + +/** + * Position estimate delay + * + * The delay in milliseconds of the position estimate from GPS. + * + * @min 0 + * @max 1000 + * @group Position Estimator + */ +PARAM_DEFINE_INT32(PE_POS_DELAY_MS, 210); + +/** + * Height estimate delay + * + * The delay in milliseconds of the height estimate from the barometer. + * + * @min 0 + * @max 1000 + * @group Position Estimator + */ +PARAM_DEFINE_INT32(PE_HGT_DELAY_MS, 350); + +/** + * Mag estimate delay + * + * The delay in milliseconds of the magnetic field estimate from + * the magnetometer. + * + * @min 0 + * @max 1000 + * @group Position Estimator + */ +PARAM_DEFINE_INT32(PE_MAG_DELAY_MS, 30); + +/** + * True airspeeed estimate delay + * + * The delay in milliseconds of the airspeed estimate. + * + * @min 0 + * @max 1000 + * @group Position Estimator + */ +PARAM_DEFINE_INT32(PE_TAS_DELAY_MS, 210); + +/** + * GPS vs. barometric altitude update weight + * + * RE-CHECK this. + * + * @min 0.0 + * @max 1.0 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_GPS_ALT_WGT, 0.9f); + +/** + * Airspeed measurement noise. + * + * Increasing this value will make the filter trust this sensor + * less and trust other sensors more. + * + * @min 0.5 + * @max 5.0 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_EAS_NOISE, 1.4f); + +/** + * Velocity measurement noise in north-east (horizontal) direction. + * + * Generic default: 0.3, multicopters: 0.5, ground vehicles: 0.5 + * + * @min 0.05 + * @max 5.0 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_VELNE_NOISE, 0.3f); + +/** + * Velocity noise in down (vertical) direction + * + * Generic default: 0.5, multicopters: 0.7, ground vehicles: 0.7 + * + * @min 0.05 + * @max 5.0 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_VELD_NOISE, 0.5f); + +/** + * Position noise in north-east (horizontal) direction + * + * Generic defaults: 0.5, multicopters: 0.5, ground vehicles: 0.5 + * + * @min 0.1 + * @max 10.0 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_POSNE_NOISE, 0.5f); + +/** + * Position noise in down (vertical) direction + * + * Generic defaults: 0.5, multicopters: 1.0, ground vehicles: 1.0 + * + * @min 0.1 + * @max 10.0 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_POSD_NOISE, 0.5f); + +/** + * Magnetometer measurement noise + * + * Generic defaults: 0.05, multicopters: 0.05, ground vehicles: 0.05 + * + * @min 0.1 + * @max 10.0 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_MAG_NOISE, 0.05f); + +/** + * Gyro process noise + * + * Generic defaults: 0.015, multicopters: 0.015, ground vehicles: 0.015. + * This noise controls how much the filter trusts the gyro measurements. + * Increasing it makes the filter trust the gyro less and other sensors more. + * + * @min 0.001 + * @max 0.05 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_GYRO_PNOISE, 0.015f); + +/** + * Accelerometer process noise + * + * Generic defaults: 0.25, multicopters: 0.25, ground vehicles: 0.25. + * Increasing this value makes the filter trust the accelerometer less + * and other sensors more. + * + * @min 0.05 + * @max 1.0 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_ACC_PNOISE, 0.25f); + +/** + * Gyro bias estimate process noise + * + * Generic defaults: 1e-07f, multicopters: 1e-07f, ground vehicles: 1e-07f. + * Increasing this value will make the gyro bias converge faster but noisier. + * + * @min 0.0000001 + * @max 0.00001 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_GBIAS_PNOISE, 1e-07f); + +/** + * Accelerometer bias estimate process noise + * + * Generic defaults: 0.0001f, multicopters: 0.0001f, ground vehicles: 0.0001f. + * Increasing this value makes the bias estimation faster and noisier. + * + * @min 0.00001 + * @max 0.001 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_ABIAS_PNOISE, 0.00005f); + +/** + * Magnetometer earth frame offsets process noise + * + * Generic defaults: 0.0001, multicopters: 0.0001, ground vehicles: 0.0001. + * Increasing this value makes the magnetometer earth bias estimate converge + * faster but also noisier. + * + * @min 0.0001 + * @max 0.01 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_MAGE_PNOISE, 0.0003f); + +/** + * Magnetometer body frame offsets process noise + * + * Generic defaults: 0.0003, multicopters: 0.0003, ground vehicles: 0.0003. + * Increasing this value makes the magnetometer body bias estimate converge faster + * but also noisier. + * + * @min 0.0001 + * @max 0.01 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_MAGB_PNOISE, 0.0003f); + +/** + * Threshold for filter initialization. + * + * If the standard deviation of the GPS position estimate is below this threshold + * in meters, the filter will initialize. + * + * @min 0.3 + * @max 10.0 + * @group Position Estimator + */ +PARAM_DEFINE_FLOAT(PE_POSDEV_INIT, 5.0f); diff --git a/src/modules/fw_att_pos_estimator/estimator.cpp b/src/modules/ekf_att_pos_estimator/estimator_21states.cpp index c31217393..67bfec4ea 100644 --- a/src/modules/fw_att_pos_estimator/estimator.cpp +++ b/src/modules/ekf_att_pos_estimator/estimator_21states.cpp @@ -1,111 +1,7 @@ -#include "estimator.h" +#include "estimator_21states.h" #include <string.h> -float Vector3f::length(void) const -{ - return sqrt(x*x + y*y + z*z); -} - -Vector3f Vector3f::zero(void) const -{ - Vector3f ret = *this; - ret.x = 0.0; - ret.y = 0.0; - ret.z = 0.0; - return ret; -} - -Mat3f::Mat3f() { - x.x = 1.0f; - x.y = 0.0f; - x.z = 0.0f; - - y.x = 0.0f; - y.y = 1.0f; - y.z = 0.0f; - - z.x = 0.0f; - z.y = 0.0f; - z.z = 1.0f; -} - -Mat3f Mat3f::transpose(void) const -{ - Mat3f ret = *this; - swap_var(ret.x.y, ret.y.x); - swap_var(ret.x.z, ret.z.x); - swap_var(ret.y.z, ret.z.y); - return ret; -} - -// overload + operator to provide a vector addition -Vector3f operator+( Vector3f vecIn1, Vector3f vecIn2) -{ - Vector3f vecOut; - vecOut.x = vecIn1.x + vecIn2.x; - vecOut.y = vecIn1.y + vecIn2.y; - vecOut.z = vecIn1.z + vecIn2.z; - return vecOut; -} - -// overload - operator to provide a vector subtraction -Vector3f operator-( Vector3f vecIn1, Vector3f vecIn2) -{ - Vector3f vecOut; - vecOut.x = vecIn1.x - vecIn2.x; - vecOut.y = vecIn1.y - vecIn2.y; - vecOut.z = vecIn1.z - vecIn2.z; - return vecOut; -} - -// overload * operator to provide a matrix vector product -Vector3f operator*( Mat3f matIn, Vector3f vecIn) -{ - Vector3f vecOut; - vecOut.x = matIn.x.x*vecIn.x + matIn.x.y*vecIn.y + matIn.x.z*vecIn.z; - vecOut.y = matIn.y.x*vecIn.x + matIn.y.y*vecIn.y + matIn.y.z*vecIn.z; - vecOut.z = matIn.x.x*vecIn.x + matIn.z.y*vecIn.y + matIn.z.z*vecIn.z; - return vecOut; -} - -// overload % operator to provide a vector cross product -Vector3f operator%( Vector3f vecIn1, Vector3f vecIn2) -{ - Vector3f vecOut; - vecOut.x = vecIn1.y*vecIn2.z - vecIn1.z*vecIn2.y; - vecOut.y = vecIn1.z*vecIn2.x - vecIn1.x*vecIn2.z; - vecOut.z = vecIn1.x*vecIn2.y - vecIn1.y*vecIn2.x; - return vecOut; -} - -// overload * operator to provide a vector scaler product -Vector3f operator*(Vector3f vecIn1, float sclIn1) -{ - Vector3f vecOut; - vecOut.x = vecIn1.x * sclIn1; - vecOut.y = vecIn1.y * sclIn1; - vecOut.z = vecIn1.z * sclIn1; - return vecOut; -} - -// overload * operator to provide a vector scaler product -Vector3f operator*(float sclIn1, Vector3f vecIn1) -{ - Vector3f vecOut; - vecOut.x = vecIn1.x * sclIn1; - vecOut.y = vecIn1.y * sclIn1; - vecOut.z = vecIn1.z * sclIn1; - return vecOut; -} - -void swap_var(float &d1, float &d2) -{ - float tmp = d1; - d1 = d2; - d2 = tmp; -} - AttPosEKF::AttPosEKF() : fusionModeGPS(0), covSkipCount(0), @@ -121,9 +17,10 @@ AttPosEKF::AttPosEKF() : useAirspeed(true), useCompass(true), numericalProtection(true), - storeIndex(0) + storeIndex(0), + magDeclination(0.0f) { - + InitialiseParameters(); } AttPosEKF::~AttPosEKF() @@ -148,7 +45,7 @@ void AttPosEKF::UpdateStrapdownEquationsNED() float rotationMag; float qUpdated[4]; float quatMag; - float deltaQuat[4]; + double deltaQuat[4]; const Vector3f gravityNED = {0.0,0.0,GRAVITY_MSS}; // Remove sensor bias errors @@ -165,7 +62,6 @@ void AttPosEKF::UpdateStrapdownEquationsNED() // Apply corrections for earths rotation rate and coning errors // * and + operators have been overloaded correctedDelAng = correctedDelAng - Tnb*earthRateNED*dtIMU + 8.333333333333333e-2f*(prevDelAng % correctedDelAng); - // Convert the rotation vector to its equivalent quaternion rotationMag = correctedDelAng.length(); if (rotationMag < 1e-12f) @@ -178,7 +74,7 @@ void AttPosEKF::UpdateStrapdownEquationsNED() else { deltaQuat[0] = cos(0.5f*rotationMag); - float rotScaler = (sin(0.5f*rotationMag))/rotationMag; + double rotScaler = (sin(0.5f*rotationMag))/rotationMag; deltaQuat[1] = correctedDelAng.x*rotScaler; deltaQuat[2] = correctedDelAng.y*rotScaler; deltaQuat[3] = correctedDelAng.z*rotScaler; @@ -254,17 +150,12 @@ void AttPosEKF::UpdateStrapdownEquationsNED() states[9] = states[9] + 0.5f*(states[6] + lastVelocity[2])*dtIMU; // Constrain states (to protect against filter divergence) - ConstrainStates(); + //ConstrainStates(); } void AttPosEKF::CovariancePrediction(float dt) { // scalars - float windVelSigma; - float dAngBiasSigma; - // float dVelBiasSigma; - float magEarthSigma; - float magBodySigma; float daxCov; float dayCov; float dazCov; @@ -294,7 +185,6 @@ void AttPosEKF::CovariancePrediction(float dt) float nextP[21][21]; // calculate covariance prediction process noise - const float yawVarScale = 1.0f; windVelSigma = dt*0.1f; dAngBiasSigma = dt*5.0e-7f; magEarthSigma = dt*3.0e-4f; @@ -2076,7 +1966,7 @@ int AttPosEKF::CheckAndBound() // Reset the filter if the states went NaN if (StatesNaN(&last_ekf_error)) { - InitializeDynamic(velNED); + InitializeDynamic(velNED, magDeclination); return 1; } @@ -2109,7 +1999,7 @@ int AttPosEKF::CheckAndBound() return 0; } -void AttPosEKF::AttitudeInit(float ax, float ay, float az, float mx, float my, float mz, float *initQuat) +void AttPosEKF::AttitudeInit(float ax, float ay, float az, float mx, float my, float mz, float declination, float *initQuat) { float initialRoll, initialPitch; float cosRoll, sinRoll, cosPitch, sinPitch; @@ -2129,6 +2019,8 @@ void AttPosEKF::AttitudeInit(float ax, float ay, float az, float mx, float my, f magY = my * cosRoll - mz * sinRoll; initialHdg = atan2f(-magY, magX); + /* true heading is the mag heading minus declination */ + initialHdg += declination; cosRoll = cosf(initialRoll * 0.5f); sinRoll = sinf(initialRoll * 0.5f); @@ -2145,19 +2037,21 @@ void AttPosEKF::AttitudeInit(float ax, float ay, float az, float mx, float my, f initQuat[3] = cosRoll * cosPitch * sinHeading - sinRoll * sinPitch * cosHeading; } -void AttPosEKF::InitializeDynamic(float (&initvelNED)[3]) +void AttPosEKF::InitializeDynamic(float (&initvelNED)[3], float declination) { // Clear the init flag statesInitialised = false; + magDeclination = declination; + ZeroVariables(); // Calculate initial filter quaternion states from raw measurements float initQuat[4]; Vector3f initMagXYZ; initMagXYZ = magData - magBias; - AttitudeInit(accel.x, accel.y, accel.z, initMagXYZ.x, initMagXYZ.y, initMagXYZ.z, initQuat); + AttitudeInit(accel.x, accel.y, accel.z, initMagXYZ.x, initMagXYZ.y, initMagXYZ.z, magDeclination, initQuat); // Calculate initial Tbn matrix and rotate Mag measurements into NED // to set initial NED magnetic field states @@ -2199,16 +2093,16 @@ void AttPosEKF::InitializeDynamic(float (&initvelNED)[3]) summedDelVel.z = 0.0f; } -void AttPosEKF::InitialiseFilter(float (&initvelNED)[3]) +void AttPosEKF::InitialiseFilter(float (&initvelNED)[3], double referenceLat, double referenceLon, float referenceHgt, float declination) { //store initial lat,long and height - latRef = gpsLat; - lonRef = gpsLon; - hgtRef = gpsHgt; + latRef = referenceLat; + lonRef = referenceLon; + hgtRef = referenceHgt; memset(&last_ekf_error, 0, sizeof(last_ekf_error)); - InitializeDynamic(initvelNED); + InitializeDynamic(initvelNED, declination); } void AttPosEKF::ZeroVariables() diff --git a/src/modules/fw_att_pos_estimator/estimator.h b/src/modules/ekf_att_pos_estimator/estimator_21states.h index e62f1a98a..a19ff1995 100644 --- a/src/modules/fw_att_pos_estimator/estimator.h +++ b/src/modules/ekf_att_pos_estimator/estimator_21states.h @@ -1,79 +1,6 @@ -#include <math.h> -#include <stdint.h> - #pragma once -#define GRAVITY_MSS 9.80665f -#define deg2rad 0.017453292f -#define rad2deg 57.295780f -#define pi 3.141592657f -#define earthRate 0.000072921f -#define earthRadius 6378145.0f -#define earthRadiusInv 1.5678540e-7f - -class Vector3f -{ -private: -public: - float x; - float y; - float z; - - float length(void) const; - Vector3f zero(void) const; -}; - -class Mat3f -{ -private: -public: - Vector3f x; - Vector3f y; - Vector3f z; - - Mat3f(); - - Mat3f transpose(void) const; -}; - -Vector3f operator*(float sclIn1, Vector3f vecIn1); -Vector3f operator+( Vector3f vecIn1, Vector3f vecIn2); -Vector3f operator-( Vector3f vecIn1, Vector3f vecIn2); -Vector3f operator*( Mat3f matIn, Vector3f vecIn); -Vector3f operator%( Vector3f vecIn1, Vector3f vecIn2); -Vector3f operator*(Vector3f vecIn1, float sclIn1); - -void swap_var(float &d1, float &d2); - -const unsigned int n_states = 21; -const unsigned int data_buffer_size = 50; - -const float covTimeStepMax = 0.07f; // maximum time allowed between covariance predictions -const float covDelAngMax = 0.02f; // maximum delta angle between covariance predictions - -// extern bool staticMode; - -enum GPS_FIX { - GPS_FIX_NOFIX = 0, - GPS_FIX_2D = 2, - GPS_FIX_3D = 3 -}; - -struct ekf_status_report { - bool velHealth; - bool posHealth; - bool hgtHealth; - bool velTimeout; - bool posTimeout; - bool hgtTimeout; - uint32_t velFailTime; - uint32_t posFailTime; - uint32_t hgtFailTime; - float states[n_states]; - bool statesNaN; - bool covarianceNaN; - bool kalmanGainsNaN; -}; +#include "estimator_utilities.h" class AttPosEKF { @@ -82,6 +9,67 @@ public: AttPosEKF(); ~AttPosEKF(); + /* ############################################## + * + * M A I N F I L T E R P A R A M E T E R S + * + * ########################################### */ + + /* + * parameters are defined here and initialised in + * the InitialiseParameters() (which is just 20 lines down) + */ + + float covTimeStepMax; // maximum time allowed between covariance predictions + float covDelAngMax; // maximum delta angle between covariance predictions + float rngFinderPitch; // pitch angle of laser range finder in radians. Zero is aligned with the Z body axis. Positive is RH rotation about Y body axis. + + float yawVarScale; + float windVelSigma; + float dAngBiasSigma; + float dVelBiasSigma; + float magEarthSigma; + float magBodySigma; + float gndHgtSigma; + + float vneSigma; + float vdSigma; + float posNeSigma; + float posDSigma; + float magMeasurementSigma; + float airspeedMeasurementSigma; + + float gyroProcessNoise; + float accelProcessNoise; + + float EAS2TAS; // ratio f true to equivalent airspeed + + void InitialiseParameters() + { + covTimeStepMax = 0.07f; // maximum time allowed between covariance predictions + covDelAngMax = 0.02f; // maximum delta angle between covariance predictions + rngFinderPitch = 0.0f; // pitch angle of laser range finder in radians. Zero is aligned with the Z body axis. Positive is RH rotation about Y body axis. + EAS2TAS = 1.0f; + + yawVarScale = 1.0f; + windVelSigma = 0.1f; + dAngBiasSigma = 5.0e-7f; + dVelBiasSigma = 1e-4f; + magEarthSigma = 3.0e-4f; + magBodySigma = 3.0e-4f; + gndHgtSigma = 0.02f; // assume 2% terrain gradient 1-sigma + + vneSigma = 0.2f; + vdSigma = 0.3f; + posNeSigma = 2.0f; + posDSigma = 2.0f; + + magMeasurementSigma = 0.05; + airspeedMeasurementSigma = 1.4f; + gyroProcessNoise = 1.4544411e-2f; + accelProcessNoise = 0.5f; + } + // Global variables float KH[n_states][n_states]; // intermediate result used for covariance updates float KHP[n_states][n_states]; // intermediate result used for covariance updates @@ -123,12 +111,12 @@ public: float innovVtas; // innovation output float varInnovVtas; // innovation variance output float VtasMeas; // true airspeed measurement (m/s) + float magDeclination; float latRef; // WGS-84 latitude of reference point (rad) float lonRef; // WGS-84 longitude of reference point (rad) float hgtRef; // WGS-84 height of reference point (m) Vector3f magBias; // states representing magnetometer bias vector in XYZ body axes uint8_t covSkipCount; // Number of state prediction frames (IMU daya updates to skip before doing the covariance prediction - float EAS2TAS; // ratio f true to equivalent airspeed // GPS input data variables float gpsCourse; @@ -218,7 +206,7 @@ void OnGroundCheck(); void CovarianceInit(); -void InitialiseFilter(float (&initvelNED)[3]); +void InitialiseFilter(float (&initvelNED)[3], double referenceLat, double referenceLon, float referenceHgt, float declination); float ConstrainFloat(float val, float min, float max); @@ -243,7 +231,7 @@ void GetLastErrorState(struct ekf_status_report *last_error); bool StatesNaN(struct ekf_status_report *err_report); void FillErrorReport(struct ekf_status_report *err); -void InitializeDynamic(float (&initvelNED)[3]); +void InitializeDynamic(float (&initvelNED)[3], float declination); protected: @@ -251,7 +239,7 @@ bool FilterHealthy(); void ResetHeight(void); -void AttitudeInit(float ax, float ay, float az, float mx, float my, float mz, float *initQuat); +void AttitudeInit(float ax, float ay, float az, float mx, float my, float mz, float declination, float *initQuat); }; diff --git a/src/modules/ekf_att_pos_estimator/estimator_23states.cpp b/src/modules/ekf_att_pos_estimator/estimator_23states.cpp new file mode 100644 index 000000000..ffdd29a5b --- /dev/null +++ b/src/modules/ekf_att_pos_estimator/estimator_23states.cpp @@ -0,0 +1,3050 @@ +#include "estimator_23states.h" +#include <string.h> +#include <stdio.h> +#include <stdarg.h> + +#define EKF_COVARIANCE_DIVERGED 1.0e8f + +AttPosEKF::AttPosEKF() : + covTimeStepMax(0.0f), + covDelAngMax(0.0f), + rngFinderPitch(0.0f), + a1(0.0f), + a2(0.0f), + a3(0.0f), + yawVarScale(0.0f), + windVelSigma(0.0f), + dAngBiasSigma(0.0f), + dVelBiasSigma(0.0f), + magEarthSigma(0.0f), + magBodySigma(0.0f), + gndHgtSigma(0.0f), + vneSigma(0.0f), + vdSigma(0.0f), + posNeSigma(0.0f), + posDSigma(0.0f), + magMeasurementSigma(0.0f), + airspeedMeasurementSigma(0.0f), + gyroProcessNoise(0.0f), + accelProcessNoise(0.0f), + EAS2TAS(1.0f), + magstate{}, + resetMagState{}, + KH{}, + KHP{}, + P{}, + Kfusion{}, + states{}, + resetStates{}, + storedStates{}, + statetimeStamp{}, + statesAtVelTime{}, + statesAtPosTime{}, + statesAtHgtTime{}, + statesAtMagMeasTime{}, + statesAtVtasMeasTime{}, + statesAtRngTime{}, + statesAtOptFlowTime{}, + correctedDelAng(), + correctedDelVel(), + summedDelAng(), + summedDelVel(), + accNavMag(), + earthRateNED(), + angRate(), + lastGyroOffset(), + delAngTotal(), + Tbn(), + Tnb(), + accel(), + dVelIMU(), + dAngIMU(), + dtIMU(0), + fusionModeGPS(0), + innovVelPos{}, + varInnovVelPos{}, + velNED{}, + accelGPSNED{}, + posNE{}, + hgtMea(0.0f), + baroHgtOffset(0.0f), + rngMea(0.0f), + innovMag{}, + varInnovMag{}, + magData{}, + losData{}, + innovVtas(0.0f), + innovRng(0.0f), + innovOptFlow{}, + varInnovOptFlow{}, + varInnovVtas(0.0f), + varInnovRng(0.0f), + VtasMeas(0.0f), + magDeclination(0.0f), + latRef(0.0f), + lonRef(-M_PI_F), + hgtRef(0.0f), + refSet(false), + magBias(), + covSkipCount(0), + gpsLat(0.0), + gpsLon(-M_PI), + gpsHgt(0.0f), + GPSstatus(0), + baroHgt(0.0f), + statesInitialised(false), + fuseVelData(false), + fusePosData(false), + fuseHgtData(false), + fuseMagData(false), + fuseVtasData(false), + fuseRngData(false), + fuseOptFlowData(false), + + inhibitWindStates(true), + inhibitMagStates(true), + inhibitGndHgtState(true), + + onGround(true), + staticMode(true), + useAirspeed(true), + useCompass(true), + useRangeFinder(false), + useOpticalFlow(false), + + ekfDiverged(false), + lastReset(0), + current_ekf_state{}, + last_ekf_error{}, + numericalProtection(true), + storeIndex(0) +{ + memset(&last_ekf_error, 0, sizeof(last_ekf_error)); + memset(¤t_ekf_state, 0, sizeof(current_ekf_state)); + ZeroVariables(); + InitialiseParameters(); +} + +AttPosEKF::~AttPosEKF() +{ +} + +void AttPosEKF::UpdateStrapdownEquationsNED() +{ + Vector3f delVelNav; + float q00; + float q11; + float q22; + float q33; + float q01; + float q02; + float q03; + float q12; + float q13; + float q23; + float rotationMag; + float qUpdated[4]; + float quatMag; + float deltaQuat[4]; + const Vector3f gravityNED(0.0f, 0.0f, GRAVITY_MSS); + +// Remove sensor bias errors + correctedDelAng.x = dAngIMU.x - states[10]; + correctedDelAng.y = dAngIMU.y - states[11]; + correctedDelAng.z = dAngIMU.z - states[12]; + dVelIMU.x = dVelIMU.x; + dVelIMU.y = dVelIMU.y; + dVelIMU.z = dVelIMU.z - states[13]; + + delAngTotal.x += correctedDelAng.x; + delAngTotal.y += correctedDelAng.y; + delAngTotal.z += correctedDelAng.z; + +// Save current measurements + Vector3f prevDelAng = correctedDelAng; + +// Apply corrections for earths rotation rate and coning errors +// * and + operators have been overloaded + correctedDelAng = correctedDelAng - Tnb*earthRateNED*dtIMU + 8.333333333333333e-2f*(prevDelAng % correctedDelAng); + +// Convert the rotation vector to its equivalent quaternion + rotationMag = correctedDelAng.length(); + if (rotationMag < 1e-12f) + { + deltaQuat[0] = 1.0; + deltaQuat[1] = 0.0; + deltaQuat[2] = 0.0; + deltaQuat[3] = 0.0; + } + else + { + // We are using double here as we are unsure how small + // the angle differences are and if we get into numeric + // issues with float. The runtime impact is not measurable + // for these quantities. + deltaQuat[0] = cos(0.5*(double)rotationMag); + float rotScaler = (sin(0.5*(double)rotationMag))/(double)rotationMag; + deltaQuat[1] = correctedDelAng.x*rotScaler; + deltaQuat[2] = correctedDelAng.y*rotScaler; + deltaQuat[3] = correctedDelAng.z*rotScaler; + } + +// Update the quaternions by rotating from the previous attitude through +// the delta angle rotation quaternion + qUpdated[0] = states[0]*deltaQuat[0] - states[1]*deltaQuat[1] - states[2]*deltaQuat[2] - states[3]*deltaQuat[3]; + qUpdated[1] = states[0]*deltaQuat[1] + states[1]*deltaQuat[0] + states[2]*deltaQuat[3] - states[3]*deltaQuat[2]; + qUpdated[2] = states[0]*deltaQuat[2] + states[2]*deltaQuat[0] + states[3]*deltaQuat[1] - states[1]*deltaQuat[3]; + qUpdated[3] = states[0]*deltaQuat[3] + states[3]*deltaQuat[0] + states[1]*deltaQuat[2] - states[2]*deltaQuat[1]; + +// Normalise the quaternions and update the quaternion states + quatMag = sqrtf(sq(qUpdated[0]) + sq(qUpdated[1]) + sq(qUpdated[2]) + sq(qUpdated[3])); + if (quatMag > 1e-16f) + { + float quatMagInv = 1.0f/quatMag; + states[0] = quatMagInv*qUpdated[0]; + states[1] = quatMagInv*qUpdated[1]; + states[2] = quatMagInv*qUpdated[2]; + states[3] = quatMagInv*qUpdated[3]; + } + +// Calculate the body to nav cosine matrix + q00 = sq(states[0]); + q11 = sq(states[1]); + q22 = sq(states[2]); + q33 = sq(states[3]); + q01 = states[0]*states[1]; + q02 = states[0]*states[2]; + q03 = states[0]*states[3]; + q12 = states[1]*states[2]; + q13 = states[1]*states[3]; + q23 = states[2]*states[3]; + + Tbn.x.x = q00 + q11 - q22 - q33; + Tbn.y.y = q00 - q11 + q22 - q33; + Tbn.z.z = q00 - q11 - q22 + q33; + Tbn.x.y = 2*(q12 - q03); + Tbn.x.z = 2*(q13 + q02); + Tbn.y.x = 2*(q12 + q03); + Tbn.y.z = 2*(q23 - q01); + Tbn.z.x = 2*(q13 - q02); + Tbn.z.y = 2*(q23 + q01); + + Tnb = Tbn.transpose(); + +// transform body delta velocities to delta velocities in the nav frame +// * and + operators have been overloaded + //delVelNav = Tbn*dVelIMU + gravityNED*dtIMU; + delVelNav.x = Tbn.x.x*dVelIMU.x + Tbn.x.y*dVelIMU.y + Tbn.x.z*dVelIMU.z + gravityNED.x*dtIMU; + delVelNav.y = Tbn.y.x*dVelIMU.x + Tbn.y.y*dVelIMU.y + Tbn.y.z*dVelIMU.z + gravityNED.y*dtIMU; + delVelNav.z = Tbn.z.x*dVelIMU.x + Tbn.z.y*dVelIMU.y + Tbn.z.z*dVelIMU.z + gravityNED.z*dtIMU; + +// calculate the magnitude of the nav acceleration (required for GPS +// variance estimation) + accNavMag = delVelNav.length()/dtIMU; + +// If calculating position save previous velocity + float lastVelocity[3]; + lastVelocity[0] = states[4]; + lastVelocity[1] = states[5]; + lastVelocity[2] = states[6]; + +// Sum delta velocities to get velocity + states[4] = states[4] + delVelNav.x; + states[5] = states[5] + delVelNav.y; + states[6] = states[6] + delVelNav.z; + +// If calculating postions, do a trapezoidal integration for position + states[7] = states[7] + 0.5f*(states[4] + lastVelocity[0])*dtIMU; + states[8] = states[8] + 0.5f*(states[5] + lastVelocity[1])*dtIMU; + states[9] = states[9] + 0.5f*(states[6] + lastVelocity[2])*dtIMU; + + // Constrain states (to protect against filter divergence) + ConstrainStates(); +} + +void AttPosEKF::CovariancePrediction(float dt) +{ + // scalars + float daxCov; + float dayCov; + float dazCov; + float dvxCov; + float dvyCov; + float dvzCov; + float dvx; + float dvy; + float dvz; + float dax; + float day; + float daz; + float q0; + float q1; + float q2; + float q3; + float dax_b; + float day_b; + float daz_b; + float dvz_b; + + // arrays + float processNoise[n_states]; + float SF[15]; + float SG[8]; + float SQ[11]; + float SPP[8] = {0}; + float nextP[n_states][n_states]; + + // calculate covariance prediction process noise + for (uint8_t i= 0; i<4; i++) processNoise[i] = 1.0e-9f; + for (uint8_t i= 4; i<10; i++) processNoise[i] = 1.0e-9f; + for (uint8_t i=10; i<=12; i++) processNoise[i] = dt * dAngBiasSigma; + // scale gyro bias noise when on ground to allow for faster bias estimation + for (uint8_t i=10; i<=12; i++) processNoise[i] = dt * dAngBiasSigma; + processNoise[13] = dVelBiasSigma; + if (!inhibitWindStates) { + for (uint8_t i=14; i<=15; i++) processNoise[i] = dt * windVelSigma; + } else { + for (uint8_t i=14; i<=15; i++) processNoise[i] = 0; + } + if (!inhibitMagStates) { + for (uint8_t i=16; i<=18; i++) processNoise[i] = dt * magEarthSigma; + for (uint8_t i=19; i<=21; i++) processNoise[i] = dt * magBodySigma; + } else { + for (uint8_t i=16; i<=21; i++) processNoise[i] = 0; + } + if (!inhibitGndHgtState) { + processNoise[22] = dt * sqrtf(sq(states[4]) + sq(states[5])) * gndHgtSigma; + } else { + processNoise[22] = 0; + } + + // square all sigmas + for (unsigned i = 0; i < n_states; i++) processNoise[i] = sq(processNoise[i]); + + // set variables used to calculate covariance growth + dvx = summedDelVel.x; + dvy = summedDelVel.y; + dvz = summedDelVel.z; + dax = summedDelAng.x; + day = summedDelAng.y; + daz = summedDelAng.z; + q0 = states[0]; + q1 = states[1]; + q2 = states[2]; + q3 = states[3]; + dax_b = states[10]; + day_b = states[11]; + daz_b = states[12]; + dvz_b = states[13]; + gyroProcessNoise = ConstrainFloat(gyroProcessNoise, 1e-3f, 5e-2f); + daxCov = sq(dt*gyroProcessNoise); + dayCov = sq(dt*gyroProcessNoise); + dazCov = sq(dt*gyroProcessNoise); + if (onGround) dazCov = dazCov * sq(yawVarScale); + accelProcessNoise = ConstrainFloat(accelProcessNoise, 5e-2, 1.0f); + dvxCov = sq(dt*accelProcessNoise); + dvyCov = sq(dt*accelProcessNoise); + dvzCov = sq(dt*accelProcessNoise); + + // Predicted covariance calculation + SF[0] = dvz - dvz_b; + SF[1] = 2*q3*SF[0] + 2*dvx*q1 + 2*dvy*q2; + SF[2] = 2*dvx*q3 - 2*q1*SF[0] + 2*dvy*q0; + SF[3] = 2*q2*SF[0] + 2*dvx*q0 - 2*dvy*q3; + SF[4] = day/2 - day_b/2; + SF[5] = daz/2 - daz_b/2; + SF[6] = dax/2 - dax_b/2; + SF[7] = dax_b/2 - dax/2; + SF[8] = daz_b/2 - daz/2; + SF[9] = day_b/2 - day/2; + SF[10] = 2*q0*SF[0]; + SF[11] = q1/2; + SF[12] = q2/2; + SF[13] = q3/2; + SF[14] = 2*dvy*q1; + + SG[0] = q0/2; + SG[1] = sq(q3); + SG[2] = sq(q2); + SG[3] = sq(q1); + SG[4] = sq(q0); + SG[5] = 2*q2*q3; + SG[6] = 2*q1*q3; + SG[7] = 2*q1*q2; + + SQ[0] = dvzCov*(SG[5] - 2*q0*q1)*(SG[1] - SG[2] - SG[3] + SG[4]) - dvyCov*(SG[5] + 2*q0*q1)*(SG[1] - SG[2] + SG[3] - SG[4]) + dvxCov*(SG[6] - 2*q0*q2)*(SG[7] + 2*q0*q3); + SQ[1] = dvzCov*(SG[6] + 2*q0*q2)*(SG[1] - SG[2] - SG[3] + SG[4]) - dvxCov*(SG[6] - 2*q0*q2)*(SG[1] + SG[2] - SG[3] - SG[4]) + dvyCov*(SG[5] + 2*q0*q1)*(SG[7] - 2*q0*q3); + SQ[2] = dvzCov*(SG[5] - 2*q0*q1)*(SG[6] + 2*q0*q2) - dvyCov*(SG[7] - 2*q0*q3)*(SG[1] - SG[2] + SG[3] - SG[4]) - dvxCov*(SG[7] + 2*q0*q3)*(SG[1] + SG[2] - SG[3] - SG[4]); + SQ[3] = (dayCov*q1*SG[0])/2 - (dazCov*q1*SG[0])/2 - (daxCov*q2*q3)/4; + SQ[4] = (dazCov*q2*SG[0])/2 - (daxCov*q2*SG[0])/2 - (dayCov*q1*q3)/4; + SQ[5] = (daxCov*q3*SG[0])/2 - (dayCov*q3*SG[0])/2 - (dazCov*q1*q2)/4; + SQ[6] = (daxCov*q1*q2)/4 - (dazCov*q3*SG[0])/2 - (dayCov*q1*q2)/4; + SQ[7] = (dazCov*q1*q3)/4 - (daxCov*q1*q3)/4 - (dayCov*q2*SG[0])/2; + SQ[8] = (dayCov*q2*q3)/4 - (daxCov*q1*SG[0])/2 - (dazCov*q2*q3)/4; + SQ[9] = sq(SG[0]); + SQ[10] = sq(q1); + + SPP[0] = SF[10] + SF[14] - 2*dvx*q2; + SPP[1] = 2*q2*SF[0] + 2*dvx*q0 - 2*dvy*q3; + SPP[2] = 2*dvx*q3 - 2*q1*SF[0] + 2*dvy*q0; + SPP[3] = 2*q0*q1 - 2*q2*q3; + SPP[4] = 2*q0*q2 + 2*q1*q3; + SPP[5] = sq(q0) - sq(q1) - sq(q2) + sq(q3); + SPP[6] = SF[13]; + SPP[7] = SF[12]; + + nextP[0][0] = P[0][0] + P[1][0]*SF[7] + P[2][0]*SF[9] + P[3][0]*SF[8] + P[10][0]*SF[11] + P[11][0]*SPP[7] + P[12][0]*SPP[6] + (daxCov*SQ[10])/4 + SF[7]*(P[0][1] + P[1][1]*SF[7] + P[2][1]*SF[9] + P[3][1]*SF[8] + P[10][1]*SF[11] + P[11][1]*SPP[7] + P[12][1]*SPP[6]) + SF[9]*(P[0][2] + P[1][2]*SF[7] + P[2][2]*SF[9] + P[3][2]*SF[8] + P[10][2]*SF[11] + P[11][2]*SPP[7] + P[12][2]*SPP[6]) + SF[8]*(P[0][3] + P[1][3]*SF[7] + P[2][3]*SF[9] + P[3][3]*SF[8] + P[10][3]*SF[11] + P[11][3]*SPP[7] + P[12][3]*SPP[6]) + SF[11]*(P[0][10] + P[1][10]*SF[7] + P[2][10]*SF[9] + P[3][10]*SF[8] + P[10][10]*SF[11] + P[11][10]*SPP[7] + P[12][10]*SPP[6]) + SPP[7]*(P[0][11] + P[1][11]*SF[7] + P[2][11]*SF[9] + P[3][11]*SF[8] + P[10][11]*SF[11] + P[11][11]*SPP[7] + P[12][11]*SPP[6]) + SPP[6]*(P[0][12] + P[1][12]*SF[7] + P[2][12]*SF[9] + P[3][12]*SF[8] + P[10][12]*SF[11] + P[11][12]*SPP[7] + P[12][12]*SPP[6]) + (dayCov*sq(q2))/4 + (dazCov*sq(q3))/4; + nextP[0][1] = P[0][1] + SQ[8] + P[1][1]*SF[7] + P[2][1]*SF[9] + P[3][1]*SF[8] + P[10][1]*SF[11] + P[11][1]*SPP[7] + P[12][1]*SPP[6] + SF[6]*(P[0][0] + P[1][0]*SF[7] + P[2][0]*SF[9] + P[3][0]*SF[8] + P[10][0]*SF[11] + P[11][0]*SPP[7] + P[12][0]*SPP[6]) + SF[5]*(P[0][2] + P[1][2]*SF[7] + P[2][2]*SF[9] + P[3][2]*SF[8] + P[10][2]*SF[11] + P[11][2]*SPP[7] + P[12][2]*SPP[6]) + SF[9]*(P[0][3] + P[1][3]*SF[7] + P[2][3]*SF[9] + P[3][3]*SF[8] + P[10][3]*SF[11] + P[11][3]*SPP[7] + P[12][3]*SPP[6]) + SPP[6]*(P[0][11] + P[1][11]*SF[7] + P[2][11]*SF[9] + P[3][11]*SF[8] + P[10][11]*SF[11] + P[11][11]*SPP[7] + P[12][11]*SPP[6]) - SPP[7]*(P[0][12] + P[1][12]*SF[7] + P[2][12]*SF[9] + P[3][12]*SF[8] + P[10][12]*SF[11] + P[11][12]*SPP[7] + P[12][12]*SPP[6]) - (q0*(P[0][10] + P[1][10]*SF[7] + P[2][10]*SF[9] + P[3][10]*SF[8] + P[10][10]*SF[11] + P[11][10]*SPP[7] + P[12][10]*SPP[6]))/2; + nextP[0][2] = P[0][2] + SQ[7] + P[1][2]*SF[7] + P[2][2]*SF[9] + P[3][2]*SF[8] + P[10][2]*SF[11] + P[11][2]*SPP[7] + P[12][2]*SPP[6] + SF[4]*(P[0][0] + P[1][0]*SF[7] + P[2][0]*SF[9] + P[3][0]*SF[8] + P[10][0]*SF[11] + P[11][0]*SPP[7] + P[12][0]*SPP[6]) + SF[8]*(P[0][1] + P[1][1]*SF[7] + P[2][1]*SF[9] + P[3][1]*SF[8] + P[10][1]*SF[11] + P[11][1]*SPP[7] + P[12][1]*SPP[6]) + SF[6]*(P[0][3] + P[1][3]*SF[7] + P[2][3]*SF[9] + P[3][3]*SF[8] + P[10][3]*SF[11] + P[11][3]*SPP[7] + P[12][3]*SPP[6]) + SF[11]*(P[0][12] + P[1][12]*SF[7] + P[2][12]*SF[9] + P[3][12]*SF[8] + P[10][12]*SF[11] + P[11][12]*SPP[7] + P[12][12]*SPP[6]) - SPP[6]*(P[0][10] + P[1][10]*SF[7] + P[2][10]*SF[9] + P[3][10]*SF[8] + P[10][10]*SF[11] + P[11][10]*SPP[7] + P[12][10]*SPP[6]) - (q0*(P[0][11] + P[1][11]*SF[7] + P[2][11]*SF[9] + P[3][11]*SF[8] + P[10][11]*SF[11] + P[11][11]*SPP[7] + P[12][11]*SPP[6]))/2; + nextP[0][3] = P[0][3] + SQ[6] + P[1][3]*SF[7] + P[2][3]*SF[9] + P[3][3]*SF[8] + P[10][3]*SF[11] + P[11][3]*SPP[7] + P[12][3]*SPP[6] + SF[5]*(P[0][0] + P[1][0]*SF[7] + P[2][0]*SF[9] + P[3][0]*SF[8] + P[10][0]*SF[11] + P[11][0]*SPP[7] + P[12][0]*SPP[6]) + SF[4]*(P[0][1] + P[1][1]*SF[7] + P[2][1]*SF[9] + P[3][1]*SF[8] + P[10][1]*SF[11] + P[11][1]*SPP[7] + P[12][1]*SPP[6]) + SF[7]*(P[0][2] + P[1][2]*SF[7] + P[2][2]*SF[9] + P[3][2]*SF[8] + P[10][2]*SF[11] + P[11][2]*SPP[7] + P[12][2]*SPP[6]) - SF[11]*(P[0][11] + P[1][11]*SF[7] + P[2][11]*SF[9] + P[3][11]*SF[8] + P[10][11]*SF[11] + P[11][11]*SPP[7] + P[12][11]*SPP[6]) + SPP[7]*(P[0][10] + P[1][10]*SF[7] + P[2][10]*SF[9] + P[3][10]*SF[8] + P[10][10]*SF[11] + P[11][10]*SPP[7] + P[12][10]*SPP[6]) - (q0*(P[0][12] + P[1][12]*SF[7] + P[2][12]*SF[9] + P[3][12]*SF[8] + P[10][12]*SF[11] + P[11][12]*SPP[7] + P[12][12]*SPP[6]))/2; + nextP[0][4] = P[0][4] + P[1][4]*SF[7] + P[2][4]*SF[9] + P[3][4]*SF[8] + P[10][4]*SF[11] + P[11][4]*SPP[7] + P[12][4]*SPP[6] + SF[3]*(P[0][0] + P[1][0]*SF[7] + P[2][0]*SF[9] + P[3][0]*SF[8] + P[10][0]*SF[11] + P[11][0]*SPP[7] + P[12][0]*SPP[6]) + SF[1]*(P[0][1] + P[1][1]*SF[7] + P[2][1]*SF[9] + P[3][1]*SF[8] + P[10][1]*SF[11] + P[11][1]*SPP[7] + P[12][1]*SPP[6]) + SPP[0]*(P[0][2] + P[1][2]*SF[7] + P[2][2]*SF[9] + P[3][2]*SF[8] + P[10][2]*SF[11] + P[11][2]*SPP[7] + P[12][2]*SPP[6]) - SPP[2]*(P[0][3] + P[1][3]*SF[7] + P[2][3]*SF[9] + P[3][3]*SF[8] + P[10][3]*SF[11] + P[11][3]*SPP[7] + P[12][3]*SPP[6]) - SPP[4]*(P[0][13] + P[1][13]*SF[7] + P[2][13]*SF[9] + P[3][13]*SF[8] + P[10][13]*SF[11] + P[11][13]*SPP[7] + P[12][13]*SPP[6]); + nextP[0][5] = P[0][5] + P[1][5]*SF[7] + P[2][5]*SF[9] + P[3][5]*SF[8] + P[10][5]*SF[11] + P[11][5]*SPP[7] + P[12][5]*SPP[6] + SF[2]*(P[0][0] + P[1][0]*SF[7] + P[2][0]*SF[9] + P[3][0]*SF[8] + P[10][0]*SF[11] + P[11][0]*SPP[7] + P[12][0]*SPP[6]) + SF[1]*(P[0][2] + P[1][2]*SF[7] + P[2][2]*SF[9] + P[3][2]*SF[8] + P[10][2]*SF[11] + P[11][2]*SPP[7] + P[12][2]*SPP[6]) + SF[3]*(P[0][3] + P[1][3]*SF[7] + P[2][3]*SF[9] + P[3][3]*SF[8] + P[10][3]*SF[11] + P[11][3]*SPP[7] + P[12][3]*SPP[6]) - SPP[0]*(P[0][1] + P[1][1]*SF[7] + P[2][1]*SF[9] + P[3][1]*SF[8] + P[10][1]*SF[11] + P[11][1]*SPP[7] + P[12][1]*SPP[6]) + SPP[3]*(P[0][13] + P[1][13]*SF[7] + P[2][13]*SF[9] + P[3][13]*SF[8] + P[10][13]*SF[11] + P[11][13]*SPP[7] + P[12][13]*SPP[6]); + nextP[0][6] = P[0][6] + P[1][6]*SF[7] + P[2][6]*SF[9] + P[3][6]*SF[8] + P[10][6]*SF[11] + P[11][6]*SPP[7] + P[12][6]*SPP[6] + SF[2]*(P[0][1] + P[1][1]*SF[7] + P[2][1]*SF[9] + P[3][1]*SF[8] + P[10][1]*SF[11] + P[11][1]*SPP[7] + P[12][1]*SPP[6]) + SF[1]*(P[0][3] + P[1][3]*SF[7] + P[2][3]*SF[9] + P[3][3]*SF[8] + P[10][3]*SF[11] + P[11][3]*SPP[7] + P[12][3]*SPP[6]) + SPP[0]*(P[0][0] + P[1][0]*SF[7] + P[2][0]*SF[9] + P[3][0]*SF[8] + P[10][0]*SF[11] + P[11][0]*SPP[7] + P[12][0]*SPP[6]) - SPP[1]*(P[0][2] + P[1][2]*SF[7] + P[2][2]*SF[9] + P[3][2]*SF[8] + P[10][2]*SF[11] + P[11][2]*SPP[7] + P[12][2]*SPP[6]) - (sq(q0) - sq(q1) - sq(q2) + sq(q3))*(P[0][13] + P[1][13]*SF[7] + P[2][13]*SF[9] + P[3][13]*SF[8] + P[10][13]*SF[11] + P[11][13]*SPP[7] + P[12][13]*SPP[6]); + nextP[0][7] = P[0][7] + P[1][7]*SF[7] + P[2][7]*SF[9] + P[3][7]*SF[8] + P[10][7]*SF[11] + P[11][7]*SPP[7] + P[12][7]*SPP[6] + dt*(P[0][4] + P[1][4]*SF[7] + P[2][4]*SF[9] + P[3][4]*SF[8] + P[10][4]*SF[11] + P[11][4]*SPP[7] + P[12][4]*SPP[6]); + nextP[0][8] = P[0][8] + P[1][8]*SF[7] + P[2][8]*SF[9] + P[3][8]*SF[8] + P[10][8]*SF[11] + P[11][8]*SPP[7] + P[12][8]*SPP[6] + dt*(P[0][5] + P[1][5]*SF[7] + P[2][5]*SF[9] + P[3][5]*SF[8] + P[10][5]*SF[11] + P[11][5]*SPP[7] + P[12][5]*SPP[6]); + nextP[0][9] = P[0][9] + P[1][9]*SF[7] + P[2][9]*SF[9] + P[3][9]*SF[8] + P[10][9]*SF[11] + P[11][9]*SPP[7] + P[12][9]*SPP[6] + dt*(P[0][6] + P[1][6]*SF[7] + P[2][6]*SF[9] + P[3][6]*SF[8] + P[10][6]*SF[11] + P[11][6]*SPP[7] + P[12][6]*SPP[6]); + nextP[0][10] = P[0][10] + P[1][10]*SF[7] + P[2][10]*SF[9] + P[3][10]*SF[8] + P[10][10]*SF[11] + P[11][10]*SPP[7] + P[12][10]*SPP[6]; + nextP[0][11] = P[0][11] + P[1][11]*SF[7] + P[2][11]*SF[9] + P[3][11]*SF[8] + P[10][11]*SF[11] + P[11][11]*SPP[7] + P[12][11]*SPP[6]; + nextP[0][12] = P[0][12] + P[1][12]*SF[7] + P[2][12]*SF[9] + P[3][12]*SF[8] + P[10][12]*SF[11] + P[11][12]*SPP[7] + P[12][12]*SPP[6]; + nextP[0][13] = P[0][13] + P[1][13]*SF[7] + P[2][13]*SF[9] + P[3][13]*SF[8] + P[10][13]*SF[11] + P[11][13]*SPP[7] + P[12][13]*SPP[6]; + nextP[0][14] = P[0][14] + P[1][14]*SF[7] + P[2][14]*SF[9] + P[3][14]*SF[8] + P[10][14]*SF[11] + P[11][14]*SPP[7] + P[12][14]*SPP[6]; + nextP[0][15] = P[0][15] + P[1][15]*SF[7] + P[2][15]*SF[9] + P[3][15]*SF[8] + P[10][15]*SF[11] + P[11][15]*SPP[7] + P[12][15]*SPP[6]; + nextP[0][16] = P[0][16] + P[1][16]*SF[7] + P[2][16]*SF[9] + P[3][16]*SF[8] + P[10][16]*SF[11] + P[11][16]*SPP[7] + P[12][16]*SPP[6]; + nextP[0][17] = P[0][17] + P[1][17]*SF[7] + P[2][17]*SF[9] + P[3][17]*SF[8] + P[10][17]*SF[11] + P[11][17]*SPP[7] + P[12][17]*SPP[6]; + nextP[0][18] = P[0][18] + P[1][18]*SF[7] + P[2][18]*SF[9] + P[3][18]*SF[8] + P[10][18]*SF[11] + P[11][18]*SPP[7] + P[12][18]*SPP[6]; + nextP[0][19] = P[0][19] + P[1][19]*SF[7] + P[2][19]*SF[9] + P[3][19]*SF[8] + P[10][19]*SF[11] + P[11][19]*SPP[7] + P[12][19]*SPP[6]; + nextP[0][20] = P[0][20] + P[1][20]*SF[7] + P[2][20]*SF[9] + P[3][20]*SF[8] + P[10][20]*SF[11] + P[11][20]*SPP[7] + P[12][20]*SPP[6]; + nextP[0][21] = P[0][21] + P[1][21]*SF[7] + P[2][21]*SF[9] + P[3][21]*SF[8] + P[10][21]*SF[11] + P[11][21]*SPP[7] + P[12][21]*SPP[6]; + nextP[0][22] = P[0][22] + P[1][22]*SF[7] + P[2][22]*SF[9] + P[3][22]*SF[8] + P[10][22]*SF[11] + P[11][22]*SPP[7] + P[12][22]*SPP[6]; + nextP[1][0] = P[1][0] + SQ[8] + P[0][0]*SF[6] + P[2][0]*SF[5] + P[3][0]*SF[9] + P[11][0]*SPP[6] - P[12][0]*SPP[7] - (P[10][0]*q0)/2 + SF[7]*(P[1][1] + P[0][1]*SF[6] + P[2][1]*SF[5] + P[3][1]*SF[9] + P[11][1]*SPP[6] - P[12][1]*SPP[7] - (P[10][1]*q0)/2) + SF[9]*(P[1][2] + P[0][2]*SF[6] + P[2][2]*SF[5] + P[3][2]*SF[9] + P[11][2]*SPP[6] - P[12][2]*SPP[7] - (P[10][2]*q0)/2) + SF[8]*(P[1][3] + P[0][3]*SF[6] + P[2][3]*SF[5] + P[3][3]*SF[9] + P[11][3]*SPP[6] - P[12][3]*SPP[7] - (P[10][3]*q0)/2) + SF[11]*(P[1][10] + P[0][10]*SF[6] + P[2][10]*SF[5] + P[3][10]*SF[9] + P[11][10]*SPP[6] - P[12][10]*SPP[7] - (P[10][10]*q0)/2) + SPP[7]*(P[1][11] + P[0][11]*SF[6] + P[2][11]*SF[5] + P[3][11]*SF[9] + P[11][11]*SPP[6] - P[12][11]*SPP[7] - (P[10][11]*q0)/2) + SPP[6]*(P[1][12] + P[0][12]*SF[6] + P[2][12]*SF[5] + P[3][12]*SF[9] + P[11][12]*SPP[6] - P[12][12]*SPP[7] - (P[10][12]*q0)/2); + nextP[1][1] = P[1][1] + P[0][1]*SF[6] + P[2][1]*SF[5] + P[3][1]*SF[9] + P[11][1]*SPP[6] - P[12][1]*SPP[7] + daxCov*SQ[9] - (P[10][1]*q0)/2 + SF[6]*(P[1][0] + P[0][0]*SF[6] + P[2][0]*SF[5] + P[3][0]*SF[9] + P[11][0]*SPP[6] - P[12][0]*SPP[7] - (P[10][0]*q0)/2) + SF[5]*(P[1][2] + P[0][2]*SF[6] + P[2][2]*SF[5] + P[3][2]*SF[9] + P[11][2]*SPP[6] - P[12][2]*SPP[7] - (P[10][2]*q0)/2) + SF[9]*(P[1][3] + P[0][3]*SF[6] + P[2][3]*SF[5] + P[3][3]*SF[9] + P[11][3]*SPP[6] - P[12][3]*SPP[7] - (P[10][3]*q0)/2) + SPP[6]*(P[1][11] + P[0][11]*SF[6] + P[2][11]*SF[5] + P[3][11]*SF[9] + P[11][11]*SPP[6] - P[12][11]*SPP[7] - (P[10][11]*q0)/2) - SPP[7]*(P[1][12] + P[0][12]*SF[6] + P[2][12]*SF[5] + P[3][12]*SF[9] + P[11][12]*SPP[6] - P[12][12]*SPP[7] - (P[10][12]*q0)/2) + (dayCov*sq(q3))/4 + (dazCov*sq(q2))/4 - (q0*(P[1][10] + P[0][10]*SF[6] + P[2][10]*SF[5] + P[3][10]*SF[9] + P[11][10]*SPP[6] - P[12][10]*SPP[7] - (P[10][10]*q0)/2))/2; + nextP[1][2] = P[1][2] + SQ[5] + P[0][2]*SF[6] + P[2][2]*SF[5] + P[3][2]*SF[9] + P[11][2]*SPP[6] - P[12][2]*SPP[7] - (P[10][2]*q0)/2 + SF[4]*(P[1][0] + P[0][0]*SF[6] + P[2][0]*SF[5] + P[3][0]*SF[9] + P[11][0]*SPP[6] - P[12][0]*SPP[7] - (P[10][0]*q0)/2) + SF[8]*(P[1][1] + P[0][1]*SF[6] + P[2][1]*SF[5] + P[3][1]*SF[9] + P[11][1]*SPP[6] - P[12][1]*SPP[7] - (P[10][1]*q0)/2) + SF[6]*(P[1][3] + P[0][3]*SF[6] + P[2][3]*SF[5] + P[3][3]*SF[9] + P[11][3]*SPP[6] - P[12][3]*SPP[7] - (P[10][3]*q0)/2) + SF[11]*(P[1][12] + P[0][12]*SF[6] + P[2][12]*SF[5] + P[3][12]*SF[9] + P[11][12]*SPP[6] - P[12][12]*SPP[7] - (P[10][12]*q0)/2) - SPP[6]*(P[1][10] + P[0][10]*SF[6] + P[2][10]*SF[5] + P[3][10]*SF[9] + P[11][10]*SPP[6] - P[12][10]*SPP[7] - (P[10][10]*q0)/2) - (q0*(P[1][11] + P[0][11]*SF[6] + P[2][11]*SF[5] + P[3][11]*SF[9] + P[11][11]*SPP[6] - P[12][11]*SPP[7] - (P[10][11]*q0)/2))/2; + nextP[1][3] = P[1][3] + SQ[4] + P[0][3]*SF[6] + P[2][3]*SF[5] + P[3][3]*SF[9] + P[11][3]*SPP[6] - P[12][3]*SPP[7] - (P[10][3]*q0)/2 + SF[5]*(P[1][0] + P[0][0]*SF[6] + P[2][0]*SF[5] + P[3][0]*SF[9] + P[11][0]*SPP[6] - P[12][0]*SPP[7] - (P[10][0]*q0)/2) + SF[4]*(P[1][1] + P[0][1]*SF[6] + P[2][1]*SF[5] + P[3][1]*SF[9] + P[11][1]*SPP[6] - P[12][1]*SPP[7] - (P[10][1]*q0)/2) + SF[7]*(P[1][2] + P[0][2]*SF[6] + P[2][2]*SF[5] + P[3][2]*SF[9] + P[11][2]*SPP[6] - P[12][2]*SPP[7] - (P[10][2]*q0)/2) - SF[11]*(P[1][11] + P[0][11]*SF[6] + P[2][11]*SF[5] + P[3][11]*SF[9] + P[11][11]*SPP[6] - P[12][11]*SPP[7] - (P[10][11]*q0)/2) + SPP[7]*(P[1][10] + P[0][10]*SF[6] + P[2][10]*SF[5] + P[3][10]*SF[9] + P[11][10]*SPP[6] - P[12][10]*SPP[7] - (P[10][10]*q0)/2) - (q0*(P[1][12] + P[0][12]*SF[6] + P[2][12]*SF[5] + P[3][12]*SF[9] + P[11][12]*SPP[6] - P[12][12]*SPP[7] - (P[10][12]*q0)/2))/2; + nextP[1][4] = P[1][4] + P[0][4]*SF[6] + P[2][4]*SF[5] + P[3][4]*SF[9] + P[11][4]*SPP[6] - P[12][4]*SPP[7] - (P[10][4]*q0)/2 + SF[3]*(P[1][0] + P[0][0]*SF[6] + P[2][0]*SF[5] + P[3][0]*SF[9] + P[11][0]*SPP[6] - P[12][0]*SPP[7] - (P[10][0]*q0)/2) + SF[1]*(P[1][1] + P[0][1]*SF[6] + P[2][1]*SF[5] + P[3][1]*SF[9] + P[11][1]*SPP[6] - P[12][1]*SPP[7] - (P[10][1]*q0)/2) + SPP[0]*(P[1][2] + P[0][2]*SF[6] + P[2][2]*SF[5] + P[3][2]*SF[9] + P[11][2]*SPP[6] - P[12][2]*SPP[7] - (P[10][2]*q0)/2) - SPP[2]*(P[1][3] + P[0][3]*SF[6] + P[2][3]*SF[5] + P[3][3]*SF[9] + P[11][3]*SPP[6] - P[12][3]*SPP[7] - (P[10][3]*q0)/2) - SPP[4]*(P[1][13] + P[0][13]*SF[6] + P[2][13]*SF[5] + P[3][13]*SF[9] + P[11][13]*SPP[6] - P[12][13]*SPP[7] - (P[10][13]*q0)/2); + nextP[1][5] = P[1][5] + P[0][5]*SF[6] + P[2][5]*SF[5] + P[3][5]*SF[9] + P[11][5]*SPP[6] - P[12][5]*SPP[7] - (P[10][5]*q0)/2 + SF[2]*(P[1][0] + P[0][0]*SF[6] + P[2][0]*SF[5] + P[3][0]*SF[9] + P[11][0]*SPP[6] - P[12][0]*SPP[7] - (P[10][0]*q0)/2) + SF[1]*(P[1][2] + P[0][2]*SF[6] + P[2][2]*SF[5] + P[3][2]*SF[9] + P[11][2]*SPP[6] - P[12][2]*SPP[7] - (P[10][2]*q0)/2) + SF[3]*(P[1][3] + P[0][3]*SF[6] + P[2][3]*SF[5] + P[3][3]*SF[9] + P[11][3]*SPP[6] - P[12][3]*SPP[7] - (P[10][3]*q0)/2) - SPP[0]*(P[1][1] + P[0][1]*SF[6] + P[2][1]*SF[5] + P[3][1]*SF[9] + P[11][1]*SPP[6] - P[12][1]*SPP[7] - (P[10][1]*q0)/2) + SPP[3]*(P[1][13] + P[0][13]*SF[6] + P[2][13]*SF[5] + P[3][13]*SF[9] + P[11][13]*SPP[6] - P[12][13]*SPP[7] - (P[10][13]*q0)/2); + nextP[1][6] = P[1][6] + P[0][6]*SF[6] + P[2][6]*SF[5] + P[3][6]*SF[9] + P[11][6]*SPP[6] - P[12][6]*SPP[7] - (P[10][6]*q0)/2 + SF[2]*(P[1][1] + P[0][1]*SF[6] + P[2][1]*SF[5] + P[3][1]*SF[9] + P[11][1]*SPP[6] - P[12][1]*SPP[7] - (P[10][1]*q0)/2) + SF[1]*(P[1][3] + P[0][3]*SF[6] + P[2][3]*SF[5] + P[3][3]*SF[9] + P[11][3]*SPP[6] - P[12][3]*SPP[7] - (P[10][3]*q0)/2) + SPP[0]*(P[1][0] + P[0][0]*SF[6] + P[2][0]*SF[5] + P[3][0]*SF[9] + P[11][0]*SPP[6] - P[12][0]*SPP[7] - (P[10][0]*q0)/2) - SPP[1]*(P[1][2] + P[0][2]*SF[6] + P[2][2]*SF[5] + P[3][2]*SF[9] + P[11][2]*SPP[6] - P[12][2]*SPP[7] - (P[10][2]*q0)/2) - (sq(q0) - sq(q1) - sq(q2) + sq(q3))*(P[1][13] + P[0][13]*SF[6] + P[2][13]*SF[5] + P[3][13]*SF[9] + P[11][13]*SPP[6] - P[12][13]*SPP[7] - (P[10][13]*q0)/2); + nextP[1][7] = P[1][7] + P[0][7]*SF[6] + P[2][7]*SF[5] + P[3][7]*SF[9] + P[11][7]*SPP[6] - P[12][7]*SPP[7] - (P[10][7]*q0)/2 + dt*(P[1][4] + P[0][4]*SF[6] + P[2][4]*SF[5] + P[3][4]*SF[9] + P[11][4]*SPP[6] - P[12][4]*SPP[7] - (P[10][4]*q0)/2); + nextP[1][8] = P[1][8] + P[0][8]*SF[6] + P[2][8]*SF[5] + P[3][8]*SF[9] + P[11][8]*SPP[6] - P[12][8]*SPP[7] - (P[10][8]*q0)/2 + dt*(P[1][5] + P[0][5]*SF[6] + P[2][5]*SF[5] + P[3][5]*SF[9] + P[11][5]*SPP[6] - P[12][5]*SPP[7] - (P[10][5]*q0)/2); + nextP[1][9] = P[1][9] + P[0][9]*SF[6] + P[2][9]*SF[5] + P[3][9]*SF[9] + P[11][9]*SPP[6] - P[12][9]*SPP[7] - (P[10][9]*q0)/2 + dt*(P[1][6] + P[0][6]*SF[6] + P[2][6]*SF[5] + P[3][6]*SF[9] + P[11][6]*SPP[6] - P[12][6]*SPP[7] - (P[10][6]*q0)/2); + nextP[1][10] = P[1][10] + P[0][10]*SF[6] + P[2][10]*SF[5] + P[3][10]*SF[9] + P[11][10]*SPP[6] - P[12][10]*SPP[7] - (P[10][10]*q0)/2; + nextP[1][11] = P[1][11] + P[0][11]*SF[6] + P[2][11]*SF[5] + P[3][11]*SF[9] + P[11][11]*SPP[6] - P[12][11]*SPP[7] - (P[10][11]*q0)/2; + nextP[1][12] = P[1][12] + P[0][12]*SF[6] + P[2][12]*SF[5] + P[3][12]*SF[9] + P[11][12]*SPP[6] - P[12][12]*SPP[7] - (P[10][12]*q0)/2; + nextP[1][13] = P[1][13] + P[0][13]*SF[6] + P[2][13]*SF[5] + P[3][13]*SF[9] + P[11][13]*SPP[6] - P[12][13]*SPP[7] - (P[10][13]*q0)/2; + nextP[1][14] = P[1][14] + P[0][14]*SF[6] + P[2][14]*SF[5] + P[3][14]*SF[9] + P[11][14]*SPP[6] - P[12][14]*SPP[7] - (P[10][14]*q0)/2; + nextP[1][15] = P[1][15] + P[0][15]*SF[6] + P[2][15]*SF[5] + P[3][15]*SF[9] + P[11][15]*SPP[6] - P[12][15]*SPP[7] - (P[10][15]*q0)/2; + nextP[1][16] = P[1][16] + P[0][16]*SF[6] + P[2][16]*SF[5] + P[3][16]*SF[9] + P[11][16]*SPP[6] - P[12][16]*SPP[7] - (P[10][16]*q0)/2; + nextP[1][17] = P[1][17] + P[0][17]*SF[6] + P[2][17]*SF[5] + P[3][17]*SF[9] + P[11][17]*SPP[6] - P[12][17]*SPP[7] - (P[10][17]*q0)/2; + nextP[1][18] = P[1][18] + P[0][18]*SF[6] + P[2][18]*SF[5] + P[3][18]*SF[9] + P[11][18]*SPP[6] - P[12][18]*SPP[7] - (P[10][18]*q0)/2; + nextP[1][19] = P[1][19] + P[0][19]*SF[6] + P[2][19]*SF[5] + P[3][19]*SF[9] + P[11][19]*SPP[6] - P[12][19]*SPP[7] - (P[10][19]*q0)/2; + nextP[1][20] = P[1][20] + P[0][20]*SF[6] + P[2][20]*SF[5] + P[3][20]*SF[9] + P[11][20]*SPP[6] - P[12][20]*SPP[7] - (P[10][20]*q0)/2; + nextP[1][21] = P[1][21] + P[0][21]*SF[6] + P[2][21]*SF[5] + P[3][21]*SF[9] + P[11][21]*SPP[6] - P[12][21]*SPP[7] - (P[10][21]*q0)/2; + nextP[1][22] = P[1][22] + P[0][22]*SF[6] + P[2][22]*SF[5] + P[3][22]*SF[9] + P[11][22]*SPP[6] - P[12][22]*SPP[7] - (P[10][22]*q0)/2; + nextP[2][0] = P[2][0] + SQ[7] + P[0][0]*SF[4] + P[1][0]*SF[8] + P[3][0]*SF[6] + P[12][0]*SF[11] - P[10][0]*SPP[6] - (P[11][0]*q0)/2 + SF[7]*(P[2][1] + P[0][1]*SF[4] + P[1][1]*SF[8] + P[3][1]*SF[6] + P[12][1]*SF[11] - P[10][1]*SPP[6] - (P[11][1]*q0)/2) + SF[9]*(P[2][2] + P[0][2]*SF[4] + P[1][2]*SF[8] + P[3][2]*SF[6] + P[12][2]*SF[11] - P[10][2]*SPP[6] - (P[11][2]*q0)/2) + SF[8]*(P[2][3] + P[0][3]*SF[4] + P[1][3]*SF[8] + P[3][3]*SF[6] + P[12][3]*SF[11] - P[10][3]*SPP[6] - (P[11][3]*q0)/2) + SF[11]*(P[2][10] + P[0][10]*SF[4] + P[1][10]*SF[8] + P[3][10]*SF[6] + P[12][10]*SF[11] - P[10][10]*SPP[6] - (P[11][10]*q0)/2) + SPP[7]*(P[2][11] + P[0][11]*SF[4] + P[1][11]*SF[8] + P[3][11]*SF[6] + P[12][11]*SF[11] - P[10][11]*SPP[6] - (P[11][11]*q0)/2) + SPP[6]*(P[2][12] + P[0][12]*SF[4] + P[1][12]*SF[8] + P[3][12]*SF[6] + P[12][12]*SF[11] - P[10][12]*SPP[6] - (P[11][12]*q0)/2); + nextP[2][1] = P[2][1] + SQ[5] + P[0][1]*SF[4] + P[1][1]*SF[8] + P[3][1]*SF[6] + P[12][1]*SF[11] - P[10][1]*SPP[6] - (P[11][1]*q0)/2 + SF[6]*(P[2][0] + P[0][0]*SF[4] + P[1][0]*SF[8] + P[3][0]*SF[6] + P[12][0]*SF[11] - P[10][0]*SPP[6] - (P[11][0]*q0)/2) + SF[5]*(P[2][2] + P[0][2]*SF[4] + P[1][2]*SF[8] + P[3][2]*SF[6] + P[12][2]*SF[11] - P[10][2]*SPP[6] - (P[11][2]*q0)/2) + SF[9]*(P[2][3] + P[0][3]*SF[4] + P[1][3]*SF[8] + P[3][3]*SF[6] + P[12][3]*SF[11] - P[10][3]*SPP[6] - (P[11][3]*q0)/2) + SPP[6]*(P[2][11] + P[0][11]*SF[4] + P[1][11]*SF[8] + P[3][11]*SF[6] + P[12][11]*SF[11] - P[10][11]*SPP[6] - (P[11][11]*q0)/2) - SPP[7]*(P[2][12] + P[0][12]*SF[4] + P[1][12]*SF[8] + P[3][12]*SF[6] + P[12][12]*SF[11] - P[10][12]*SPP[6] - (P[11][12]*q0)/2) - (q0*(P[2][10] + P[0][10]*SF[4] + P[1][10]*SF[8] + P[3][10]*SF[6] + P[12][10]*SF[11] - P[10][10]*SPP[6] - (P[11][10]*q0)/2))/2; + nextP[2][2] = P[2][2] + P[0][2]*SF[4] + P[1][2]*SF[8] + P[3][2]*SF[6] + P[12][2]*SF[11] - P[10][2]*SPP[6] + dayCov*SQ[9] + (dazCov*SQ[10])/4 - (P[11][2]*q0)/2 + SF[4]*(P[2][0] + P[0][0]*SF[4] + P[1][0]*SF[8] + P[3][0]*SF[6] + P[12][0]*SF[11] - P[10][0]*SPP[6] - (P[11][0]*q0)/2) + SF[8]*(P[2][1] + P[0][1]*SF[4] + P[1][1]*SF[8] + P[3][1]*SF[6] + P[12][1]*SF[11] - P[10][1]*SPP[6] - (P[11][1]*q0)/2) + SF[6]*(P[2][3] + P[0][3]*SF[4] + P[1][3]*SF[8] + P[3][3]*SF[6] + P[12][3]*SF[11] - P[10][3]*SPP[6] - (P[11][3]*q0)/2) + SF[11]*(P[2][12] + P[0][12]*SF[4] + P[1][12]*SF[8] + P[3][12]*SF[6] + P[12][12]*SF[11] - P[10][12]*SPP[6] - (P[11][12]*q0)/2) - SPP[6]*(P[2][10] + P[0][10]*SF[4] + P[1][10]*SF[8] + P[3][10]*SF[6] + P[12][10]*SF[11] - P[10][10]*SPP[6] - (P[11][10]*q0)/2) + (daxCov*sq(q3))/4 - (q0*(P[2][11] + P[0][11]*SF[4] + P[1][11]*SF[8] + P[3][11]*SF[6] + P[12][11]*SF[11] - P[10][11]*SPP[6] - (P[11][11]*q0)/2))/2; + nextP[2][3] = P[2][3] + SQ[3] + P[0][3]*SF[4] + P[1][3]*SF[8] + P[3][3]*SF[6] + P[12][3]*SF[11] - P[10][3]*SPP[6] - (P[11][3]*q0)/2 + SF[5]*(P[2][0] + P[0][0]*SF[4] + P[1][0]*SF[8] + P[3][0]*SF[6] + P[12][0]*SF[11] - P[10][0]*SPP[6] - (P[11][0]*q0)/2) + SF[4]*(P[2][1] + P[0][1]*SF[4] + P[1][1]*SF[8] + P[3][1]*SF[6] + P[12][1]*SF[11] - P[10][1]*SPP[6] - (P[11][1]*q0)/2) + SF[7]*(P[2][2] + P[0][2]*SF[4] + P[1][2]*SF[8] + P[3][2]*SF[6] + P[12][2]*SF[11] - P[10][2]*SPP[6] - (P[11][2]*q0)/2) - SF[11]*(P[2][11] + P[0][11]*SF[4] + P[1][11]*SF[8] + P[3][11]*SF[6] + P[12][11]*SF[11] - P[10][11]*SPP[6] - (P[11][11]*q0)/2) + SPP[7]*(P[2][10] + P[0][10]*SF[4] + P[1][10]*SF[8] + P[3][10]*SF[6] + P[12][10]*SF[11] - P[10][10]*SPP[6] - (P[11][10]*q0)/2) - (q0*(P[2][12] + P[0][12]*SF[4] + P[1][12]*SF[8] + P[3][12]*SF[6] + P[12][12]*SF[11] - P[10][12]*SPP[6] - (P[11][12]*q0)/2))/2; + nextP[2][4] = P[2][4] + P[0][4]*SF[4] + P[1][4]*SF[8] + P[3][4]*SF[6] + P[12][4]*SF[11] - P[10][4]*SPP[6] - (P[11][4]*q0)/2 + SF[3]*(P[2][0] + P[0][0]*SF[4] + P[1][0]*SF[8] + P[3][0]*SF[6] + P[12][0]*SF[11] - P[10][0]*SPP[6] - (P[11][0]*q0)/2) + SF[1]*(P[2][1] + P[0][1]*SF[4] + P[1][1]*SF[8] + P[3][1]*SF[6] + P[12][1]*SF[11] - P[10][1]*SPP[6] - (P[11][1]*q0)/2) + SPP[0]*(P[2][2] + P[0][2]*SF[4] + P[1][2]*SF[8] + P[3][2]*SF[6] + P[12][2]*SF[11] - P[10][2]*SPP[6] - (P[11][2]*q0)/2) - SPP[2]*(P[2][3] + P[0][3]*SF[4] + P[1][3]*SF[8] + P[3][3]*SF[6] + P[12][3]*SF[11] - P[10][3]*SPP[6] - (P[11][3]*q0)/2) - SPP[4]*(P[2][13] + P[0][13]*SF[4] + P[1][13]*SF[8] + P[3][13]*SF[6] + P[12][13]*SF[11] - P[10][13]*SPP[6] - (P[11][13]*q0)/2); + nextP[2][5] = P[2][5] + P[0][5]*SF[4] + P[1][5]*SF[8] + P[3][5]*SF[6] + P[12][5]*SF[11] - P[10][5]*SPP[6] - (P[11][5]*q0)/2 + SF[2]*(P[2][0] + P[0][0]*SF[4] + P[1][0]*SF[8] + P[3][0]*SF[6] + P[12][0]*SF[11] - P[10][0]*SPP[6] - (P[11][0]*q0)/2) + SF[1]*(P[2][2] + P[0][2]*SF[4] + P[1][2]*SF[8] + P[3][2]*SF[6] + P[12][2]*SF[11] - P[10][2]*SPP[6] - (P[11][2]*q0)/2) + SF[3]*(P[2][3] + P[0][3]*SF[4] + P[1][3]*SF[8] + P[3][3]*SF[6] + P[12][3]*SF[11] - P[10][3]*SPP[6] - (P[11][3]*q0)/2) - SPP[0]*(P[2][1] + P[0][1]*SF[4] + P[1][1]*SF[8] + P[3][1]*SF[6] + P[12][1]*SF[11] - P[10][1]*SPP[6] - (P[11][1]*q0)/2) + SPP[3]*(P[2][13] + P[0][13]*SF[4] + P[1][13]*SF[8] + P[3][13]*SF[6] + P[12][13]*SF[11] - P[10][13]*SPP[6] - (P[11][13]*q0)/2); + nextP[2][6] = P[2][6] + P[0][6]*SF[4] + P[1][6]*SF[8] + P[3][6]*SF[6] + P[12][6]*SF[11] - P[10][6]*SPP[6] - (P[11][6]*q0)/2 + SF[2]*(P[2][1] + P[0][1]*SF[4] + P[1][1]*SF[8] + P[3][1]*SF[6] + P[12][1]*SF[11] - P[10][1]*SPP[6] - (P[11][1]*q0)/2) + SF[1]*(P[2][3] + P[0][3]*SF[4] + P[1][3]*SF[8] + P[3][3]*SF[6] + P[12][3]*SF[11] - P[10][3]*SPP[6] - (P[11][3]*q0)/2) + SPP[0]*(P[2][0] + P[0][0]*SF[4] + P[1][0]*SF[8] + P[3][0]*SF[6] + P[12][0]*SF[11] - P[10][0]*SPP[6] - (P[11][0]*q0)/2) - SPP[1]*(P[2][2] + P[0][2]*SF[4] + P[1][2]*SF[8] + P[3][2]*SF[6] + P[12][2]*SF[11] - P[10][2]*SPP[6] - (P[11][2]*q0)/2) - (sq(q0) - sq(q1) - sq(q2) + sq(q3))*(P[2][13] + P[0][13]*SF[4] + P[1][13]*SF[8] + P[3][13]*SF[6] + P[12][13]*SF[11] - P[10][13]*SPP[6] - (P[11][13]*q0)/2); + nextP[2][7] = P[2][7] + P[0][7]*SF[4] + P[1][7]*SF[8] + P[3][7]*SF[6] + P[12][7]*SF[11] - P[10][7]*SPP[6] - (P[11][7]*q0)/2 + dt*(P[2][4] + P[0][4]*SF[4] + P[1][4]*SF[8] + P[3][4]*SF[6] + P[12][4]*SF[11] - P[10][4]*SPP[6] - (P[11][4]*q0)/2); + nextP[2][8] = P[2][8] + P[0][8]*SF[4] + P[1][8]*SF[8] + P[3][8]*SF[6] + P[12][8]*SF[11] - P[10][8]*SPP[6] - (P[11][8]*q0)/2 + dt*(P[2][5] + P[0][5]*SF[4] + P[1][5]*SF[8] + P[3][5]*SF[6] + P[12][5]*SF[11] - P[10][5]*SPP[6] - (P[11][5]*q0)/2); + nextP[2][9] = P[2][9] + P[0][9]*SF[4] + P[1][9]*SF[8] + P[3][9]*SF[6] + P[12][9]*SF[11] - P[10][9]*SPP[6] - (P[11][9]*q0)/2 + dt*(P[2][6] + P[0][6]*SF[4] + P[1][6]*SF[8] + P[3][6]*SF[6] + P[12][6]*SF[11] - P[10][6]*SPP[6] - (P[11][6]*q0)/2); + nextP[2][10] = P[2][10] + P[0][10]*SF[4] + P[1][10]*SF[8] + P[3][10]*SF[6] + P[12][10]*SF[11] - P[10][10]*SPP[6] - (P[11][10]*q0)/2; + nextP[2][11] = P[2][11] + P[0][11]*SF[4] + P[1][11]*SF[8] + P[3][11]*SF[6] + P[12][11]*SF[11] - P[10][11]*SPP[6] - (P[11][11]*q0)/2; + nextP[2][12] = P[2][12] + P[0][12]*SF[4] + P[1][12]*SF[8] + P[3][12]*SF[6] + P[12][12]*SF[11] - P[10][12]*SPP[6] - (P[11][12]*q0)/2; + nextP[2][13] = P[2][13] + P[0][13]*SF[4] + P[1][13]*SF[8] + P[3][13]*SF[6] + P[12][13]*SF[11] - P[10][13]*SPP[6] - (P[11][13]*q0)/2; + nextP[2][14] = P[2][14] + P[0][14]*SF[4] + P[1][14]*SF[8] + P[3][14]*SF[6] + P[12][14]*SF[11] - P[10][14]*SPP[6] - (P[11][14]*q0)/2; + nextP[2][15] = P[2][15] + P[0][15]*SF[4] + P[1][15]*SF[8] + P[3][15]*SF[6] + P[12][15]*SF[11] - P[10][15]*SPP[6] - (P[11][15]*q0)/2; + nextP[2][16] = P[2][16] + P[0][16]*SF[4] + P[1][16]*SF[8] + P[3][16]*SF[6] + P[12][16]*SF[11] - P[10][16]*SPP[6] - (P[11][16]*q0)/2; + nextP[2][17] = P[2][17] + P[0][17]*SF[4] + P[1][17]*SF[8] + P[3][17]*SF[6] + P[12][17]*SF[11] - P[10][17]*SPP[6] - (P[11][17]*q0)/2; + nextP[2][18] = P[2][18] + P[0][18]*SF[4] + P[1][18]*SF[8] + P[3][18]*SF[6] + P[12][18]*SF[11] - P[10][18]*SPP[6] - (P[11][18]*q0)/2; + nextP[2][19] = P[2][19] + P[0][19]*SF[4] + P[1][19]*SF[8] + P[3][19]*SF[6] + P[12][19]*SF[11] - P[10][19]*SPP[6] - (P[11][19]*q0)/2; + nextP[2][20] = P[2][20] + P[0][20]*SF[4] + P[1][20]*SF[8] + P[3][20]*SF[6] + P[12][20]*SF[11] - P[10][20]*SPP[6] - (P[11][20]*q0)/2; + nextP[2][21] = P[2][21] + P[0][21]*SF[4] + P[1][21]*SF[8] + P[3][21]*SF[6] + P[12][21]*SF[11] - P[10][21]*SPP[6] - (P[11][21]*q0)/2; + nextP[2][22] = P[2][22] + P[0][22]*SF[4] + P[1][22]*SF[8] + P[3][22]*SF[6] + P[12][22]*SF[11] - P[10][22]*SPP[6] - (P[11][22]*q0)/2; + nextP[3][0] = P[3][0] + SQ[6] + P[0][0]*SF[5] + P[1][0]*SF[4] + P[2][0]*SF[7] - P[11][0]*SF[11] + P[10][0]*SPP[7] - (P[12][0]*q0)/2 + SF[7]*(P[3][1] + P[0][1]*SF[5] + P[1][1]*SF[4] + P[2][1]*SF[7] - P[11][1]*SF[11] + P[10][1]*SPP[7] - (P[12][1]*q0)/2) + SF[9]*(P[3][2] + P[0][2]*SF[5] + P[1][2]*SF[4] + P[2][2]*SF[7] - P[11][2]*SF[11] + P[10][2]*SPP[7] - (P[12][2]*q0)/2) + SF[8]*(P[3][3] + P[0][3]*SF[5] + P[1][3]*SF[4] + P[2][3]*SF[7] - P[11][3]*SF[11] + P[10][3]*SPP[7] - (P[12][3]*q0)/2) + SF[11]*(P[3][10] + P[0][10]*SF[5] + P[1][10]*SF[4] + P[2][10]*SF[7] - P[11][10]*SF[11] + P[10][10]*SPP[7] - (P[12][10]*q0)/2) + SPP[7]*(P[3][11] + P[0][11]*SF[5] + P[1][11]*SF[4] + P[2][11]*SF[7] - P[11][11]*SF[11] + P[10][11]*SPP[7] - (P[12][11]*q0)/2) + SPP[6]*(P[3][12] + P[0][12]*SF[5] + P[1][12]*SF[4] + P[2][12]*SF[7] - P[11][12]*SF[11] + P[10][12]*SPP[7] - (P[12][12]*q0)/2); + nextP[3][1] = P[3][1] + SQ[4] + P[0][1]*SF[5] + P[1][1]*SF[4] + P[2][1]*SF[7] - P[11][1]*SF[11] + P[10][1]*SPP[7] - (P[12][1]*q0)/2 + SF[6]*(P[3][0] + P[0][0]*SF[5] + P[1][0]*SF[4] + P[2][0]*SF[7] - P[11][0]*SF[11] + P[10][0]*SPP[7] - (P[12][0]*q0)/2) + SF[5]*(P[3][2] + P[0][2]*SF[5] + P[1][2]*SF[4] + P[2][2]*SF[7] - P[11][2]*SF[11] + P[10][2]*SPP[7] - (P[12][2]*q0)/2) + SF[9]*(P[3][3] + P[0][3]*SF[5] + P[1][3]*SF[4] + P[2][3]*SF[7] - P[11][3]*SF[11] + P[10][3]*SPP[7] - (P[12][3]*q0)/2) + SPP[6]*(P[3][11] + P[0][11]*SF[5] + P[1][11]*SF[4] + P[2][11]*SF[7] - P[11][11]*SF[11] + P[10][11]*SPP[7] - (P[12][11]*q0)/2) - SPP[7]*(P[3][12] + P[0][12]*SF[5] + P[1][12]*SF[4] + P[2][12]*SF[7] - P[11][12]*SF[11] + P[10][12]*SPP[7] - (P[12][12]*q0)/2) - (q0*(P[3][10] + P[0][10]*SF[5] + P[1][10]*SF[4] + P[2][10]*SF[7] - P[11][10]*SF[11] + P[10][10]*SPP[7] - (P[12][10]*q0)/2))/2; + nextP[3][2] = P[3][2] + SQ[3] + P[0][2]*SF[5] + P[1][2]*SF[4] + P[2][2]*SF[7] - P[11][2]*SF[11] + P[10][2]*SPP[7] - (P[12][2]*q0)/2 + SF[4]*(P[3][0] + P[0][0]*SF[5] + P[1][0]*SF[4] + P[2][0]*SF[7] - P[11][0]*SF[11] + P[10][0]*SPP[7] - (P[12][0]*q0)/2) + SF[8]*(P[3][1] + P[0][1]*SF[5] + P[1][1]*SF[4] + P[2][1]*SF[7] - P[11][1]*SF[11] + P[10][1]*SPP[7] - (P[12][1]*q0)/2) + SF[6]*(P[3][3] + P[0][3]*SF[5] + P[1][3]*SF[4] + P[2][3]*SF[7] - P[11][3]*SF[11] + P[10][3]*SPP[7] - (P[12][3]*q0)/2) + SF[11]*(P[3][12] + P[0][12]*SF[5] + P[1][12]*SF[4] + P[2][12]*SF[7] - P[11][12]*SF[11] + P[10][12]*SPP[7] - (P[12][12]*q0)/2) - SPP[6]*(P[3][10] + P[0][10]*SF[5] + P[1][10]*SF[4] + P[2][10]*SF[7] - P[11][10]*SF[11] + P[10][10]*SPP[7] - (P[12][10]*q0)/2) - (q0*(P[3][11] + P[0][11]*SF[5] + P[1][11]*SF[4] + P[2][11]*SF[7] - P[11][11]*SF[11] + P[10][11]*SPP[7] - (P[12][11]*q0)/2))/2; + nextP[3][3] = P[3][3] + P[0][3]*SF[5] + P[1][3]*SF[4] + P[2][3]*SF[7] - P[11][3]*SF[11] + P[10][3]*SPP[7] + (dayCov*SQ[10])/4 + dazCov*SQ[9] - (P[12][3]*q0)/2 + SF[5]*(P[3][0] + P[0][0]*SF[5] + P[1][0]*SF[4] + P[2][0]*SF[7] - P[11][0]*SF[11] + P[10][0]*SPP[7] - (P[12][0]*q0)/2) + SF[4]*(P[3][1] + P[0][1]*SF[5] + P[1][1]*SF[4] + P[2][1]*SF[7] - P[11][1]*SF[11] + P[10][1]*SPP[7] - (P[12][1]*q0)/2) + SF[7]*(P[3][2] + P[0][2]*SF[5] + P[1][2]*SF[4] + P[2][2]*SF[7] - P[11][2]*SF[11] + P[10][2]*SPP[7] - (P[12][2]*q0)/2) - SF[11]*(P[3][11] + P[0][11]*SF[5] + P[1][11]*SF[4] + P[2][11]*SF[7] - P[11][11]*SF[11] + P[10][11]*SPP[7] - (P[12][11]*q0)/2) + SPP[7]*(P[3][10] + P[0][10]*SF[5] + P[1][10]*SF[4] + P[2][10]*SF[7] - P[11][10]*SF[11] + P[10][10]*SPP[7] - (P[12][10]*q0)/2) + (daxCov*sq(q2))/4 - (q0*(P[3][12] + P[0][12]*SF[5] + P[1][12]*SF[4] + P[2][12]*SF[7] - P[11][12]*SF[11] + P[10][12]*SPP[7] - (P[12][12]*q0)/2))/2; + nextP[3][4] = P[3][4] + P[0][4]*SF[5] + P[1][4]*SF[4] + P[2][4]*SF[7] - P[11][4]*SF[11] + P[10][4]*SPP[7] - (P[12][4]*q0)/2 + SF[3]*(P[3][0] + P[0][0]*SF[5] + P[1][0]*SF[4] + P[2][0]*SF[7] - P[11][0]*SF[11] + P[10][0]*SPP[7] - (P[12][0]*q0)/2) + SF[1]*(P[3][1] + P[0][1]*SF[5] + P[1][1]*SF[4] + P[2][1]*SF[7] - P[11][1]*SF[11] + P[10][1]*SPP[7] - (P[12][1]*q0)/2) + SPP[0]*(P[3][2] + P[0][2]*SF[5] + P[1][2]*SF[4] + P[2][2]*SF[7] - P[11][2]*SF[11] + P[10][2]*SPP[7] - (P[12][2]*q0)/2) - SPP[2]*(P[3][3] + P[0][3]*SF[5] + P[1][3]*SF[4] + P[2][3]*SF[7] - P[11][3]*SF[11] + P[10][3]*SPP[7] - (P[12][3]*q0)/2) - SPP[4]*(P[3][13] + P[0][13]*SF[5] + P[1][13]*SF[4] + P[2][13]*SF[7] - P[11][13]*SF[11] + P[10][13]*SPP[7] - (P[12][13]*q0)/2); + nextP[3][5] = P[3][5] + P[0][5]*SF[5] + P[1][5]*SF[4] + P[2][5]*SF[7] - P[11][5]*SF[11] + P[10][5]*SPP[7] - (P[12][5]*q0)/2 + SF[2]*(P[3][0] + P[0][0]*SF[5] + P[1][0]*SF[4] + P[2][0]*SF[7] - P[11][0]*SF[11] + P[10][0]*SPP[7] - (P[12][0]*q0)/2) + SF[1]*(P[3][2] + P[0][2]*SF[5] + P[1][2]*SF[4] + P[2][2]*SF[7] - P[11][2]*SF[11] + P[10][2]*SPP[7] - (P[12][2]*q0)/2) + SF[3]*(P[3][3] + P[0][3]*SF[5] + P[1][3]*SF[4] + P[2][3]*SF[7] - P[11][3]*SF[11] + P[10][3]*SPP[7] - (P[12][3]*q0)/2) - SPP[0]*(P[3][1] + P[0][1]*SF[5] + P[1][1]*SF[4] + P[2][1]*SF[7] - P[11][1]*SF[11] + P[10][1]*SPP[7] - (P[12][1]*q0)/2) + SPP[3]*(P[3][13] + P[0][13]*SF[5] + P[1][13]*SF[4] + P[2][13]*SF[7] - P[11][13]*SF[11] + P[10][13]*SPP[7] - (P[12][13]*q0)/2); + nextP[3][6] = P[3][6] + P[0][6]*SF[5] + P[1][6]*SF[4] + P[2][6]*SF[7] - P[11][6]*SF[11] + P[10][6]*SPP[7] - (P[12][6]*q0)/2 + SF[2]*(P[3][1] + P[0][1]*SF[5] + P[1][1]*SF[4] + P[2][1]*SF[7] - P[11][1]*SF[11] + P[10][1]*SPP[7] - (P[12][1]*q0)/2) + SF[1]*(P[3][3] + P[0][3]*SF[5] + P[1][3]*SF[4] + P[2][3]*SF[7] - P[11][3]*SF[11] + P[10][3]*SPP[7] - (P[12][3]*q0)/2) + SPP[0]*(P[3][0] + P[0][0]*SF[5] + P[1][0]*SF[4] + P[2][0]*SF[7] - P[11][0]*SF[11] + P[10][0]*SPP[7] - (P[12][0]*q0)/2) - SPP[1]*(P[3][2] + P[0][2]*SF[5] + P[1][2]*SF[4] + P[2][2]*SF[7] - P[11][2]*SF[11] + P[10][2]*SPP[7] - (P[12][2]*q0)/2) - (sq(q0) - sq(q1) - sq(q2) + sq(q3))*(P[3][13] + P[0][13]*SF[5] + P[1][13]*SF[4] + P[2][13]*SF[7] - P[11][13]*SF[11] + P[10][13]*SPP[7] - (P[12][13]*q0)/2); + nextP[3][7] = P[3][7] + P[0][7]*SF[5] + P[1][7]*SF[4] + P[2][7]*SF[7] - P[11][7]*SF[11] + P[10][7]*SPP[7] - (P[12][7]*q0)/2 + dt*(P[3][4] + P[0][4]*SF[5] + P[1][4]*SF[4] + P[2][4]*SF[7] - P[11][4]*SF[11] + P[10][4]*SPP[7] - (P[12][4]*q0)/2); + nextP[3][8] = P[3][8] + P[0][8]*SF[5] + P[1][8]*SF[4] + P[2][8]*SF[7] - P[11][8]*SF[11] + P[10][8]*SPP[7] - (P[12][8]*q0)/2 + dt*(P[3][5] + P[0][5]*SF[5] + P[1][5]*SF[4] + P[2][5]*SF[7] - P[11][5]*SF[11] + P[10][5]*SPP[7] - (P[12][5]*q0)/2); + nextP[3][9] = P[3][9] + P[0][9]*SF[5] + P[1][9]*SF[4] + P[2][9]*SF[7] - P[11][9]*SF[11] + P[10][9]*SPP[7] - (P[12][9]*q0)/2 + dt*(P[3][6] + P[0][6]*SF[5] + P[1][6]*SF[4] + P[2][6]*SF[7] - P[11][6]*SF[11] + P[10][6]*SPP[7] - (P[12][6]*q0)/2); + nextP[3][10] = P[3][10] + P[0][10]*SF[5] + P[1][10]*SF[4] + P[2][10]*SF[7] - P[11][10]*SF[11] + P[10][10]*SPP[7] - (P[12][10]*q0)/2; + nextP[3][11] = P[3][11] + P[0][11]*SF[5] + P[1][11]*SF[4] + P[2][11]*SF[7] - P[11][11]*SF[11] + P[10][11]*SPP[7] - (P[12][11]*q0)/2; + nextP[3][12] = P[3][12] + P[0][12]*SF[5] + P[1][12]*SF[4] + P[2][12]*SF[7] - P[11][12]*SF[11] + P[10][12]*SPP[7] - (P[12][12]*q0)/2; + nextP[3][13] = P[3][13] + P[0][13]*SF[5] + P[1][13]*SF[4] + P[2][13]*SF[7] - P[11][13]*SF[11] + P[10][13]*SPP[7] - (P[12][13]*q0)/2; + nextP[3][14] = P[3][14] + P[0][14]*SF[5] + P[1][14]*SF[4] + P[2][14]*SF[7] - P[11][14]*SF[11] + P[10][14]*SPP[7] - (P[12][14]*q0)/2; + nextP[3][15] = P[3][15] + P[0][15]*SF[5] + P[1][15]*SF[4] + P[2][15]*SF[7] - P[11][15]*SF[11] + P[10][15]*SPP[7] - (P[12][15]*q0)/2; + nextP[3][16] = P[3][16] + P[0][16]*SF[5] + P[1][16]*SF[4] + P[2][16]*SF[7] - P[11][16]*SF[11] + P[10][16]*SPP[7] - (P[12][16]*q0)/2; + nextP[3][17] = P[3][17] + P[0][17]*SF[5] + P[1][17]*SF[4] + P[2][17]*SF[7] - P[11][17]*SF[11] + P[10][17]*SPP[7] - (P[12][17]*q0)/2; + nextP[3][18] = P[3][18] + P[0][18]*SF[5] + P[1][18]*SF[4] + P[2][18]*SF[7] - P[11][18]*SF[11] + P[10][18]*SPP[7] - (P[12][18]*q0)/2; + nextP[3][19] = P[3][19] + P[0][19]*SF[5] + P[1][19]*SF[4] + P[2][19]*SF[7] - P[11][19]*SF[11] + P[10][19]*SPP[7] - (P[12][19]*q0)/2; + nextP[3][20] = P[3][20] + P[0][20]*SF[5] + P[1][20]*SF[4] + P[2][20]*SF[7] - P[11][20]*SF[11] + P[10][20]*SPP[7] - (P[12][20]*q0)/2; + nextP[3][21] = P[3][21] + P[0][21]*SF[5] + P[1][21]*SF[4] + P[2][21]*SF[7] - P[11][21]*SF[11] + P[10][21]*SPP[7] - (P[12][21]*q0)/2; + nextP[3][22] = P[3][22] + P[0][22]*SF[5] + P[1][22]*SF[4] + P[2][22]*SF[7] - P[11][22]*SF[11] + P[10][22]*SPP[7] - (P[12][22]*q0)/2; + nextP[4][0] = P[4][0] + P[0][0]*SF[3] + P[1][0]*SF[1] + P[2][0]*SPP[0] - P[3][0]*SPP[2] - P[13][0]*SPP[4] + SF[7]*(P[4][1] + P[0][1]*SF[3] + P[1][1]*SF[1] + P[2][1]*SPP[0] - P[3][1]*SPP[2] - P[13][1]*SPP[4]) + SF[9]*(P[4][2] + P[0][2]*SF[3] + P[1][2]*SF[1] + P[2][2]*SPP[0] - P[3][2]*SPP[2] - P[13][2]*SPP[4]) + SF[8]*(P[4][3] + P[0][3]*SF[3] + P[1][3]*SF[1] + P[2][3]*SPP[0] - P[3][3]*SPP[2] - P[13][3]*SPP[4]) + SF[11]*(P[4][10] + P[0][10]*SF[3] + P[1][10]*SF[1] + P[2][10]*SPP[0] - P[3][10]*SPP[2] - P[13][10]*SPP[4]) + SPP[7]*(P[4][11] + P[0][11]*SF[3] + P[1][11]*SF[1] + P[2][11]*SPP[0] - P[3][11]*SPP[2] - P[13][11]*SPP[4]) + SPP[6]*(P[4][12] + P[0][12]*SF[3] + P[1][12]*SF[1] + P[2][12]*SPP[0] - P[3][12]*SPP[2] - P[13][12]*SPP[4]); + nextP[4][1] = P[4][1] + P[0][1]*SF[3] + P[1][1]*SF[1] + P[2][1]*SPP[0] - P[3][1]*SPP[2] - P[13][1]*SPP[4] + SF[6]*(P[4][0] + P[0][0]*SF[3] + P[1][0]*SF[1] + P[2][0]*SPP[0] - P[3][0]*SPP[2] - P[13][0]*SPP[4]) + SF[5]*(P[4][2] + P[0][2]*SF[3] + P[1][2]*SF[1] + P[2][2]*SPP[0] - P[3][2]*SPP[2] - P[13][2]*SPP[4]) + SF[9]*(P[4][3] + P[0][3]*SF[3] + P[1][3]*SF[1] + P[2][3]*SPP[0] - P[3][3]*SPP[2] - P[13][3]*SPP[4]) + SPP[6]*(P[4][11] + P[0][11]*SF[3] + P[1][11]*SF[1] + P[2][11]*SPP[0] - P[3][11]*SPP[2] - P[13][11]*SPP[4]) - SPP[7]*(P[4][12] + P[0][12]*SF[3] + P[1][12]*SF[1] + P[2][12]*SPP[0] - P[3][12]*SPP[2] - P[13][12]*SPP[4]) - (q0*(P[4][10] + P[0][10]*SF[3] + P[1][10]*SF[1] + P[2][10]*SPP[0] - P[3][10]*SPP[2] - P[13][10]*SPP[4]))/2; + nextP[4][2] = P[4][2] + P[0][2]*SF[3] + P[1][2]*SF[1] + P[2][2]*SPP[0] - P[3][2]*SPP[2] - P[13][2]*SPP[4] + SF[4]*(P[4][0] + P[0][0]*SF[3] + P[1][0]*SF[1] + P[2][0]*SPP[0] - P[3][0]*SPP[2] - P[13][0]*SPP[4]) + SF[8]*(P[4][1] + P[0][1]*SF[3] + P[1][1]*SF[1] + P[2][1]*SPP[0] - P[3][1]*SPP[2] - P[13][1]*SPP[4]) + SF[6]*(P[4][3] + P[0][3]*SF[3] + P[1][3]*SF[1] + P[2][3]*SPP[0] - P[3][3]*SPP[2] - P[13][3]*SPP[4]) + SF[11]*(P[4][12] + P[0][12]*SF[3] + P[1][12]*SF[1] + P[2][12]*SPP[0] - P[3][12]*SPP[2] - P[13][12]*SPP[4]) - SPP[6]*(P[4][10] + P[0][10]*SF[3] + P[1][10]*SF[1] + P[2][10]*SPP[0] - P[3][10]*SPP[2] - P[13][10]*SPP[4]) - (q0*(P[4][11] + P[0][11]*SF[3] + P[1][11]*SF[1] + P[2][11]*SPP[0] - P[3][11]*SPP[2] - P[13][11]*SPP[4]))/2; + nextP[4][3] = P[4][3] + P[0][3]*SF[3] + P[1][3]*SF[1] + P[2][3]*SPP[0] - P[3][3]*SPP[2] - P[13][3]*SPP[4] + SF[5]*(P[4][0] + P[0][0]*SF[3] + P[1][0]*SF[1] + P[2][0]*SPP[0] - P[3][0]*SPP[2] - P[13][0]*SPP[4]) + SF[4]*(P[4][1] + P[0][1]*SF[3] + P[1][1]*SF[1] + P[2][1]*SPP[0] - P[3][1]*SPP[2] - P[13][1]*SPP[4]) + SF[7]*(P[4][2] + P[0][2]*SF[3] + P[1][2]*SF[1] + P[2][2]*SPP[0] - P[3][2]*SPP[2] - P[13][2]*SPP[4]) - SF[11]*(P[4][11] + P[0][11]*SF[3] + P[1][11]*SF[1] + P[2][11]*SPP[0] - P[3][11]*SPP[2] - P[13][11]*SPP[4]) + SPP[7]*(P[4][10] + P[0][10]*SF[3] + P[1][10]*SF[1] + P[2][10]*SPP[0] - P[3][10]*SPP[2] - P[13][10]*SPP[4]) - (q0*(P[4][12] + P[0][12]*SF[3] + P[1][12]*SF[1] + P[2][12]*SPP[0] - P[3][12]*SPP[2] - P[13][12]*SPP[4]))/2; + nextP[4][4] = P[4][4] + P[0][4]*SF[3] + P[1][4]*SF[1] + P[2][4]*SPP[0] - P[3][4]*SPP[2] - P[13][4]*SPP[4] + dvyCov*sq(SG[7] - 2*q0*q3) + dvzCov*sq(SG[6] + 2*q0*q2) + SF[3]*(P[4][0] + P[0][0]*SF[3] + P[1][0]*SF[1] + P[2][0]*SPP[0] - P[3][0]*SPP[2] - P[13][0]*SPP[4]) + SF[1]*(P[4][1] + P[0][1]*SF[3] + P[1][1]*SF[1] + P[2][1]*SPP[0] - P[3][1]*SPP[2] - P[13][1]*SPP[4]) + SPP[0]*(P[4][2] + P[0][2]*SF[3] + P[1][2]*SF[1] + P[2][2]*SPP[0] - P[3][2]*SPP[2] - P[13][2]*SPP[4]) - SPP[2]*(P[4][3] + P[0][3]*SF[3] + P[1][3]*SF[1] + P[2][3]*SPP[0] - P[3][3]*SPP[2] - P[13][3]*SPP[4]) - SPP[4]*(P[4][13] + P[0][13]*SF[3] + P[1][13]*SF[1] + P[2][13]*SPP[0] - P[3][13]*SPP[2] - P[13][13]*SPP[4]) + dvxCov*sq(SG[1] + SG[2] - SG[3] - SG[4]); + nextP[4][5] = P[4][5] + SQ[2] + P[0][5]*SF[3] + P[1][5]*SF[1] + P[2][5]*SPP[0] - P[3][5]*SPP[2] - P[13][5]*SPP[4] + SF[2]*(P[4][0] + P[0][0]*SF[3] + P[1][0]*SF[1] + P[2][0]*SPP[0] - P[3][0]*SPP[2] - P[13][0]*SPP[4]) + SF[1]*(P[4][2] + P[0][2]*SF[3] + P[1][2]*SF[1] + P[2][2]*SPP[0] - P[3][2]*SPP[2] - P[13][2]*SPP[4]) + SF[3]*(P[4][3] + P[0][3]*SF[3] + P[1][3]*SF[1] + P[2][3]*SPP[0] - P[3][3]*SPP[2] - P[13][3]*SPP[4]) - SPP[0]*(P[4][1] + P[0][1]*SF[3] + P[1][1]*SF[1] + P[2][1]*SPP[0] - P[3][1]*SPP[2] - P[13][1]*SPP[4]) + SPP[3]*(P[4][13] + P[0][13]*SF[3] + P[1][13]*SF[1] + P[2][13]*SPP[0] - P[3][13]*SPP[2] - P[13][13]*SPP[4]); + nextP[4][6] = P[4][6] + SQ[1] + P[0][6]*SF[3] + P[1][6]*SF[1] + P[2][6]*SPP[0] - P[3][6]*SPP[2] - P[13][6]*SPP[4] + SF[2]*(P[4][1] + P[0][1]*SF[3] + P[1][1]*SF[1] + P[2][1]*SPP[0] - P[3][1]*SPP[2] - P[13][1]*SPP[4]) + SF[1]*(P[4][3] + P[0][3]*SF[3] + P[1][3]*SF[1] + P[2][3]*SPP[0] - P[3][3]*SPP[2] - P[13][3]*SPP[4]) + SPP[0]*(P[4][0] + P[0][0]*SF[3] + P[1][0]*SF[1] + P[2][0]*SPP[0] - P[3][0]*SPP[2] - P[13][0]*SPP[4]) - SPP[1]*(P[4][2] + P[0][2]*SF[3] + P[1][2]*SF[1] + P[2][2]*SPP[0] - P[3][2]*SPP[2] - P[13][2]*SPP[4]) - (sq(q0) - sq(q1) - sq(q2) + sq(q3))*(P[4][13] + P[0][13]*SF[3] + P[1][13]*SF[1] + P[2][13]*SPP[0] - P[3][13]*SPP[2] - P[13][13]*SPP[4]); + nextP[4][7] = P[4][7] + P[0][7]*SF[3] + P[1][7]*SF[1] + P[2][7]*SPP[0] - P[3][7]*SPP[2] - P[13][7]*SPP[4] + dt*(P[4][4] + P[0][4]*SF[3] + P[1][4]*SF[1] + P[2][4]*SPP[0] - P[3][4]*SPP[2] - P[13][4]*SPP[4]); + nextP[4][8] = P[4][8] + P[0][8]*SF[3] + P[1][8]*SF[1] + P[2][8]*SPP[0] - P[3][8]*SPP[2] - P[13][8]*SPP[4] + dt*(P[4][5] + P[0][5]*SF[3] + P[1][5]*SF[1] + P[2][5]*SPP[0] - P[3][5]*SPP[2] - P[13][5]*SPP[4]); + nextP[4][9] = P[4][9] + P[0][9]*SF[3] + P[1][9]*SF[1] + P[2][9]*SPP[0] - P[3][9]*SPP[2] - P[13][9]*SPP[4] + dt*(P[4][6] + P[0][6]*SF[3] + P[1][6]*SF[1] + P[2][6]*SPP[0] - P[3][6]*SPP[2] - P[13][6]*SPP[4]); + nextP[4][10] = P[4][10] + P[0][10]*SF[3] + P[1][10]*SF[1] + P[2][10]*SPP[0] - P[3][10]*SPP[2] - P[13][10]*SPP[4]; + nextP[4][11] = P[4][11] + P[0][11]*SF[3] + P[1][11]*SF[1] + P[2][11]*SPP[0] - P[3][11]*SPP[2] - P[13][11]*SPP[4]; + nextP[4][12] = P[4][12] + P[0][12]*SF[3] + P[1][12]*SF[1] + P[2][12]*SPP[0] - P[3][12]*SPP[2] - P[13][12]*SPP[4]; + nextP[4][13] = P[4][13] + P[0][13]*SF[3] + P[1][13]*SF[1] + P[2][13]*SPP[0] - P[3][13]*SPP[2] - P[13][13]*SPP[4]; + nextP[4][14] = P[4][14] + P[0][14]*SF[3] + P[1][14]*SF[1] + P[2][14]*SPP[0] - P[3][14]*SPP[2] - P[13][14]*SPP[4]; + nextP[4][15] = P[4][15] + P[0][15]*SF[3] + P[1][15]*SF[1] + P[2][15]*SPP[0] - P[3][15]*SPP[2] - P[13][15]*SPP[4]; + nextP[4][16] = P[4][16] + P[0][16]*SF[3] + P[1][16]*SF[1] + P[2][16]*SPP[0] - P[3][16]*SPP[2] - P[13][16]*SPP[4]; + nextP[4][17] = P[4][17] + P[0][17]*SF[3] + P[1][17]*SF[1] + P[2][17]*SPP[0] - P[3][17]*SPP[2] - P[13][17]*SPP[4]; + nextP[4][18] = P[4][18] + P[0][18]*SF[3] + P[1][18]*SF[1] + P[2][18]*SPP[0] - P[3][18]*SPP[2] - P[13][18]*SPP[4]; + nextP[4][19] = P[4][19] + P[0][19]*SF[3] + P[1][19]*SF[1] + P[2][19]*SPP[0] - P[3][19]*SPP[2] - P[13][19]*SPP[4]; + nextP[4][20] = P[4][20] + P[0][20]*SF[3] + P[1][20]*SF[1] + P[2][20]*SPP[0] - P[3][20]*SPP[2] - P[13][20]*SPP[4]; + nextP[4][21] = P[4][21] + P[0][21]*SF[3] + P[1][21]*SF[1] + P[2][21]*SPP[0] - P[3][21]*SPP[2] - P[13][21]*SPP[4]; + nextP[4][22] = P[4][22] + P[0][22]*SF[3] + P[1][22]*SF[1] + P[2][22]*SPP[0] - P[3][22]*SPP[2] - P[13][22]*SPP[4]; + nextP[5][0] = P[5][0] + P[0][0]*SF[2] + P[2][0]*SF[1] + P[3][0]*SF[3] - P[1][0]*SPP[0] + P[13][0]*SPP[3] + SF[7]*(P[5][1] + P[0][1]*SF[2] + P[2][1]*SF[1] + P[3][1]*SF[3] - P[1][1]*SPP[0] + P[13][1]*SPP[3]) + SF[9]*(P[5][2] + P[0][2]*SF[2] + P[2][2]*SF[1] + P[3][2]*SF[3] - P[1][2]*SPP[0] + P[13][2]*SPP[3]) + SF[8]*(P[5][3] + P[0][3]*SF[2] + P[2][3]*SF[1] + P[3][3]*SF[3] - P[1][3]*SPP[0] + P[13][3]*SPP[3]) + SF[11]*(P[5][10] + P[0][10]*SF[2] + P[2][10]*SF[1] + P[3][10]*SF[3] - P[1][10]*SPP[0] + P[13][10]*SPP[3]) + SPP[7]*(P[5][11] + P[0][11]*SF[2] + P[2][11]*SF[1] + P[3][11]*SF[3] - P[1][11]*SPP[0] + P[13][11]*SPP[3]) + SPP[6]*(P[5][12] + P[0][12]*SF[2] + P[2][12]*SF[1] + P[3][12]*SF[3] - P[1][12]*SPP[0] + P[13][12]*SPP[3]); + nextP[5][1] = P[5][1] + P[0][1]*SF[2] + P[2][1]*SF[1] + P[3][1]*SF[3] - P[1][1]*SPP[0] + P[13][1]*SPP[3] + SF[6]*(P[5][0] + P[0][0]*SF[2] + P[2][0]*SF[1] + P[3][0]*SF[3] - P[1][0]*SPP[0] + P[13][0]*SPP[3]) + SF[5]*(P[5][2] + P[0][2]*SF[2] + P[2][2]*SF[1] + P[3][2]*SF[3] - P[1][2]*SPP[0] + P[13][2]*SPP[3]) + SF[9]*(P[5][3] + P[0][3]*SF[2] + P[2][3]*SF[1] + P[3][3]*SF[3] - P[1][3]*SPP[0] + P[13][3]*SPP[3]) + SPP[6]*(P[5][11] + P[0][11]*SF[2] + P[2][11]*SF[1] + P[3][11]*SF[3] - P[1][11]*SPP[0] + P[13][11]*SPP[3]) - SPP[7]*(P[5][12] + P[0][12]*SF[2] + P[2][12]*SF[1] + P[3][12]*SF[3] - P[1][12]*SPP[0] + P[13][12]*SPP[3]) - (q0*(P[5][10] + P[0][10]*SF[2] + P[2][10]*SF[1] + P[3][10]*SF[3] - P[1][10]*SPP[0] + P[13][10]*SPP[3]))/2; + nextP[5][2] = P[5][2] + P[0][2]*SF[2] + P[2][2]*SF[1] + P[3][2]*SF[3] - P[1][2]*SPP[0] + P[13][2]*SPP[3] + SF[4]*(P[5][0] + P[0][0]*SF[2] + P[2][0]*SF[1] + P[3][0]*SF[3] - P[1][0]*SPP[0] + P[13][0]*SPP[3]) + SF[8]*(P[5][1] + P[0][1]*SF[2] + P[2][1]*SF[1] + P[3][1]*SF[3] - P[1][1]*SPP[0] + P[13][1]*SPP[3]) + SF[6]*(P[5][3] + P[0][3]*SF[2] + P[2][3]*SF[1] + P[3][3]*SF[3] - P[1][3]*SPP[0] + P[13][3]*SPP[3]) + SF[11]*(P[5][12] + P[0][12]*SF[2] + P[2][12]*SF[1] + P[3][12]*SF[3] - P[1][12]*SPP[0] + P[13][12]*SPP[3]) - SPP[6]*(P[5][10] + P[0][10]*SF[2] + P[2][10]*SF[1] + P[3][10]*SF[3] - P[1][10]*SPP[0] + P[13][10]*SPP[3]) - (q0*(P[5][11] + P[0][11]*SF[2] + P[2][11]*SF[1] + P[3][11]*SF[3] - P[1][11]*SPP[0] + P[13][11]*SPP[3]))/2; + nextP[5][3] = P[5][3] + P[0][3]*SF[2] + P[2][3]*SF[1] + P[3][3]*SF[3] - P[1][3]*SPP[0] + P[13][3]*SPP[3] + SF[5]*(P[5][0] + P[0][0]*SF[2] + P[2][0]*SF[1] + P[3][0]*SF[3] - P[1][0]*SPP[0] + P[13][0]*SPP[3]) + SF[4]*(P[5][1] + P[0][1]*SF[2] + P[2][1]*SF[1] + P[3][1]*SF[3] - P[1][1]*SPP[0] + P[13][1]*SPP[3]) + SF[7]*(P[5][2] + P[0][2]*SF[2] + P[2][2]*SF[1] + P[3][2]*SF[3] - P[1][2]*SPP[0] + P[13][2]*SPP[3]) - SF[11]*(P[5][11] + P[0][11]*SF[2] + P[2][11]*SF[1] + P[3][11]*SF[3] - P[1][11]*SPP[0] + P[13][11]*SPP[3]) + SPP[7]*(P[5][10] + P[0][10]*SF[2] + P[2][10]*SF[1] + P[3][10]*SF[3] - P[1][10]*SPP[0] + P[13][10]*SPP[3]) - (q0*(P[5][12] + P[0][12]*SF[2] + P[2][12]*SF[1] + P[3][12]*SF[3] - P[1][12]*SPP[0] + P[13][12]*SPP[3]))/2; + nextP[5][4] = P[5][4] + SQ[2] + P[0][4]*SF[2] + P[2][4]*SF[1] + P[3][4]*SF[3] - P[1][4]*SPP[0] + P[13][4]*SPP[3] + SF[3]*(P[5][0] + P[0][0]*SF[2] + P[2][0]*SF[1] + P[3][0]*SF[3] - P[1][0]*SPP[0] + P[13][0]*SPP[3]) + SF[1]*(P[5][1] + P[0][1]*SF[2] + P[2][1]*SF[1] + P[3][1]*SF[3] - P[1][1]*SPP[0] + P[13][1]*SPP[3]) + SPP[0]*(P[5][2] + P[0][2]*SF[2] + P[2][2]*SF[1] + P[3][2]*SF[3] - P[1][2]*SPP[0] + P[13][2]*SPP[3]) - SPP[2]*(P[5][3] + P[0][3]*SF[2] + P[2][3]*SF[1] + P[3][3]*SF[3] - P[1][3]*SPP[0] + P[13][3]*SPP[3]) - SPP[4]*(P[5][13] + P[0][13]*SF[2] + P[2][13]*SF[1] + P[3][13]*SF[3] - P[1][13]*SPP[0] + P[13][13]*SPP[3]); + nextP[5][5] = P[5][5] + P[0][5]*SF[2] + P[2][5]*SF[1] + P[3][5]*SF[3] - P[1][5]*SPP[0] + P[13][5]*SPP[3] + dvxCov*sq(SG[7] + 2*q0*q3) + dvzCov*sq(SG[5] - 2*q0*q1) + SF[2]*(P[5][0] + P[0][0]*SF[2] + P[2][0]*SF[1] + P[3][0]*SF[3] - P[1][0]*SPP[0] + P[13][0]*SPP[3]) + SF[1]*(P[5][2] + P[0][2]*SF[2] + P[2][2]*SF[1] + P[3][2]*SF[3] - P[1][2]*SPP[0] + P[13][2]*SPP[3]) + SF[3]*(P[5][3] + P[0][3]*SF[2] + P[2][3]*SF[1] + P[3][3]*SF[3] - P[1][3]*SPP[0] + P[13][3]*SPP[3]) - SPP[0]*(P[5][1] + P[0][1]*SF[2] + P[2][1]*SF[1] + P[3][1]*SF[3] - P[1][1]*SPP[0] + P[13][1]*SPP[3]) + SPP[3]*(P[5][13] + P[0][13]*SF[2] + P[2][13]*SF[1] + P[3][13]*SF[3] - P[1][13]*SPP[0] + P[13][13]*SPP[3]) + dvyCov*sq(SG[1] - SG[2] + SG[3] - SG[4]); + nextP[5][6] = P[5][6] + SQ[0] + P[0][6]*SF[2] + P[2][6]*SF[1] + P[3][6]*SF[3] - P[1][6]*SPP[0] + P[13][6]*SPP[3] + SF[2]*(P[5][1] + P[0][1]*SF[2] + P[2][1]*SF[1] + P[3][1]*SF[3] - P[1][1]*SPP[0] + P[13][1]*SPP[3]) + SF[1]*(P[5][3] + P[0][3]*SF[2] + P[2][3]*SF[1] + P[3][3]*SF[3] - P[1][3]*SPP[0] + P[13][3]*SPP[3]) + SPP[0]*(P[5][0] + P[0][0]*SF[2] + P[2][0]*SF[1] + P[3][0]*SF[3] - P[1][0]*SPP[0] + P[13][0]*SPP[3]) - SPP[1]*(P[5][2] + P[0][2]*SF[2] + P[2][2]*SF[1] + P[3][2]*SF[3] - P[1][2]*SPP[0] + P[13][2]*SPP[3]) - (sq(q0) - sq(q1) - sq(q2) + sq(q3))*(P[5][13] + P[0][13]*SF[2] + P[2][13]*SF[1] + P[3][13]*SF[3] - P[1][13]*SPP[0] + P[13][13]*SPP[3]); + nextP[5][7] = P[5][7] + P[0][7]*SF[2] + P[2][7]*SF[1] + P[3][7]*SF[3] - P[1][7]*SPP[0] + P[13][7]*SPP[3] + dt*(P[5][4] + P[0][4]*SF[2] + P[2][4]*SF[1] + P[3][4]*SF[3] - P[1][4]*SPP[0] + P[13][4]*SPP[3]); + nextP[5][8] = P[5][8] + P[0][8]*SF[2] + P[2][8]*SF[1] + P[3][8]*SF[3] - P[1][8]*SPP[0] + P[13][8]*SPP[3] + dt*(P[5][5] + P[0][5]*SF[2] + P[2][5]*SF[1] + P[3][5]*SF[3] - P[1][5]*SPP[0] + P[13][5]*SPP[3]); + nextP[5][9] = P[5][9] + P[0][9]*SF[2] + P[2][9]*SF[1] + P[3][9]*SF[3] - P[1][9]*SPP[0] + P[13][9]*SPP[3] + dt*(P[5][6] + P[0][6]*SF[2] + P[2][6]*SF[1] + P[3][6]*SF[3] - P[1][6]*SPP[0] + P[13][6]*SPP[3]); + nextP[5][10] = P[5][10] + P[0][10]*SF[2] + P[2][10]*SF[1] + P[3][10]*SF[3] - P[1][10]*SPP[0] + P[13][10]*SPP[3]; + nextP[5][11] = P[5][11] + P[0][11]*SF[2] + P[2][11]*SF[1] + P[3][11]*SF[3] - P[1][11]*SPP[0] + P[13][11]*SPP[3]; + nextP[5][12] = P[5][12] + P[0][12]*SF[2] + P[2][12]*SF[1] + P[3][12]*SF[3] - P[1][12]*SPP[0] + P[13][12]*SPP[3]; + nextP[5][13] = P[5][13] + P[0][13]*SF[2] + P[2][13]*SF[1] + P[3][13]*SF[3] - P[1][13]*SPP[0] + P[13][13]*SPP[3]; + nextP[5][14] = P[5][14] + P[0][14]*SF[2] + P[2][14]*SF[1] + P[3][14]*SF[3] - P[1][14]*SPP[0] + P[13][14]*SPP[3]; + nextP[5][15] = P[5][15] + P[0][15]*SF[2] + P[2][15]*SF[1] + P[3][15]*SF[3] - P[1][15]*SPP[0] + P[13][15]*SPP[3]; + nextP[5][16] = P[5][16] + P[0][16]*SF[2] + P[2][16]*SF[1] + P[3][16]*SF[3] - P[1][16]*SPP[0] + P[13][16]*SPP[3]; + nextP[5][17] = P[5][17] + P[0][17]*SF[2] + P[2][17]*SF[1] + P[3][17]*SF[3] - P[1][17]*SPP[0] + P[13][17]*SPP[3]; + nextP[5][18] = P[5][18] + P[0][18]*SF[2] + P[2][18]*SF[1] + P[3][18]*SF[3] - P[1][18]*SPP[0] + P[13][18]*SPP[3]; + nextP[5][19] = P[5][19] + P[0][19]*SF[2] + P[2][19]*SF[1] + P[3][19]*SF[3] - P[1][19]*SPP[0] + P[13][19]*SPP[3]; + nextP[5][20] = P[5][20] + P[0][20]*SF[2] + P[2][20]*SF[1] + P[3][20]*SF[3] - P[1][20]*SPP[0] + P[13][20]*SPP[3]; + nextP[5][21] = P[5][21] + P[0][21]*SF[2] + P[2][21]*SF[1] + P[3][21]*SF[3] - P[1][21]*SPP[0] + P[13][21]*SPP[3]; + nextP[5][22] = P[5][22] + P[0][22]*SF[2] + P[2][22]*SF[1] + P[3][22]*SF[3] - P[1][22]*SPP[0] + P[13][22]*SPP[3]; + nextP[6][0] = P[6][0] + P[1][0]*SF[2] + P[3][0]*SF[1] + P[0][0]*SPP[0] - P[2][0]*SPP[1] - P[13][0]*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + SF[7]*(P[6][1] + P[1][1]*SF[2] + P[3][1]*SF[1] + P[0][1]*SPP[0] - P[2][1]*SPP[1] - P[13][1]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[9]*(P[6][2] + P[1][2]*SF[2] + P[3][2]*SF[1] + P[0][2]*SPP[0] - P[2][2]*SPP[1] - P[13][2]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[8]*(P[6][3] + P[1][3]*SF[2] + P[3][3]*SF[1] + P[0][3]*SPP[0] - P[2][3]*SPP[1] - P[13][3]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[11]*(P[6][10] + P[1][10]*SF[2] + P[3][10]*SF[1] + P[0][10]*SPP[0] - P[2][10]*SPP[1] - P[13][10]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SPP[7]*(P[6][11] + P[1][11]*SF[2] + P[3][11]*SF[1] + P[0][11]*SPP[0] - P[2][11]*SPP[1] - P[13][11]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SPP[6]*(P[6][12] + P[1][12]*SF[2] + P[3][12]*SF[1] + P[0][12]*SPP[0] - P[2][12]*SPP[1] - P[13][12]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))); + nextP[6][1] = P[6][1] + P[1][1]*SF[2] + P[3][1]*SF[1] + P[0][1]*SPP[0] - P[2][1]*SPP[1] - P[13][1]*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + SF[6]*(P[6][0] + P[1][0]*SF[2] + P[3][0]*SF[1] + P[0][0]*SPP[0] - P[2][0]*SPP[1] - P[13][0]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[5]*(P[6][2] + P[1][2]*SF[2] + P[3][2]*SF[1] + P[0][2]*SPP[0] - P[2][2]*SPP[1] - P[13][2]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[9]*(P[6][3] + P[1][3]*SF[2] + P[3][3]*SF[1] + P[0][3]*SPP[0] - P[2][3]*SPP[1] - P[13][3]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SPP[6]*(P[6][11] + P[1][11]*SF[2] + P[3][11]*SF[1] + P[0][11]*SPP[0] - P[2][11]*SPP[1] - P[13][11]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) - SPP[7]*(P[6][12] + P[1][12]*SF[2] + P[3][12]*SF[1] + P[0][12]*SPP[0] - P[2][12]*SPP[1] - P[13][12]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) - (q0*(P[6][10] + P[1][10]*SF[2] + P[3][10]*SF[1] + P[0][10]*SPP[0] - P[2][10]*SPP[1] - P[13][10]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))))/2; + nextP[6][2] = P[6][2] + P[1][2]*SF[2] + P[3][2]*SF[1] + P[0][2]*SPP[0] - P[2][2]*SPP[1] - P[13][2]*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + SF[4]*(P[6][0] + P[1][0]*SF[2] + P[3][0]*SF[1] + P[0][0]*SPP[0] - P[2][0]*SPP[1] - P[13][0]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[8]*(P[6][1] + P[1][1]*SF[2] + P[3][1]*SF[1] + P[0][1]*SPP[0] - P[2][1]*SPP[1] - P[13][1]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[6]*(P[6][3] + P[1][3]*SF[2] + P[3][3]*SF[1] + P[0][3]*SPP[0] - P[2][3]*SPP[1] - P[13][3]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[11]*(P[6][12] + P[1][12]*SF[2] + P[3][12]*SF[1] + P[0][12]*SPP[0] - P[2][12]*SPP[1] - P[13][12]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) - SPP[6]*(P[6][10] + P[1][10]*SF[2] + P[3][10]*SF[1] + P[0][10]*SPP[0] - P[2][10]*SPP[1] - P[13][10]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) - (q0*(P[6][11] + P[1][11]*SF[2] + P[3][11]*SF[1] + P[0][11]*SPP[0] - P[2][11]*SPP[1] - P[13][11]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))))/2; + nextP[6][3] = P[6][3] + P[1][3]*SF[2] + P[3][3]*SF[1] + P[0][3]*SPP[0] - P[2][3]*SPP[1] - P[13][3]*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + SF[5]*(P[6][0] + P[1][0]*SF[2] + P[3][0]*SF[1] + P[0][0]*SPP[0] - P[2][0]*SPP[1] - P[13][0]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[4]*(P[6][1] + P[1][1]*SF[2] + P[3][1]*SF[1] + P[0][1]*SPP[0] - P[2][1]*SPP[1] - P[13][1]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[7]*(P[6][2] + P[1][2]*SF[2] + P[3][2]*SF[1] + P[0][2]*SPP[0] - P[2][2]*SPP[1] - P[13][2]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) - SF[11]*(P[6][11] + P[1][11]*SF[2] + P[3][11]*SF[1] + P[0][11]*SPP[0] - P[2][11]*SPP[1] - P[13][11]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SPP[7]*(P[6][10] + P[1][10]*SF[2] + P[3][10]*SF[1] + P[0][10]*SPP[0] - P[2][10]*SPP[1] - P[13][10]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) - (q0*(P[6][12] + P[1][12]*SF[2] + P[3][12]*SF[1] + P[0][12]*SPP[0] - P[2][12]*SPP[1] - P[13][12]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))))/2; + nextP[6][4] = P[6][4] + SQ[1] + P[1][4]*SF[2] + P[3][4]*SF[1] + P[0][4]*SPP[0] - P[2][4]*SPP[1] - P[13][4]*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + SF[3]*(P[6][0] + P[1][0]*SF[2] + P[3][0]*SF[1] + P[0][0]*SPP[0] - P[2][0]*SPP[1] - P[13][0]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[1]*(P[6][1] + P[1][1]*SF[2] + P[3][1]*SF[1] + P[0][1]*SPP[0] - P[2][1]*SPP[1] - P[13][1]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SPP[0]*(P[6][2] + P[1][2]*SF[2] + P[3][2]*SF[1] + P[0][2]*SPP[0] - P[2][2]*SPP[1] - P[13][2]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) - SPP[2]*(P[6][3] + P[1][3]*SF[2] + P[3][3]*SF[1] + P[0][3]*SPP[0] - P[2][3]*SPP[1] - P[13][3]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) - SPP[4]*(P[6][13] + P[1][13]*SF[2] + P[3][13]*SF[1] + P[0][13]*SPP[0] - P[2][13]*SPP[1] - P[13][13]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))); + nextP[6][5] = P[6][5] + SQ[0] + P[1][5]*SF[2] + P[3][5]*SF[1] + P[0][5]*SPP[0] - P[2][5]*SPP[1] - P[13][5]*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + SF[2]*(P[6][0] + P[1][0]*SF[2] + P[3][0]*SF[1] + P[0][0]*SPP[0] - P[2][0]*SPP[1] - P[13][0]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[1]*(P[6][2] + P[1][2]*SF[2] + P[3][2]*SF[1] + P[0][2]*SPP[0] - P[2][2]*SPP[1] - P[13][2]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[3]*(P[6][3] + P[1][3]*SF[2] + P[3][3]*SF[1] + P[0][3]*SPP[0] - P[2][3]*SPP[1] - P[13][3]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) - SPP[0]*(P[6][1] + P[1][1]*SF[2] + P[3][1]*SF[1] + P[0][1]*SPP[0] - P[2][1]*SPP[1] - P[13][1]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SPP[3]*(P[6][13] + P[1][13]*SF[2] + P[3][13]*SF[1] + P[0][13]*SPP[0] - P[2][13]*SPP[1] - P[13][13]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))); + nextP[6][6] = P[6][6] + P[1][6]*SF[2] + P[3][6]*SF[1] + P[0][6]*SPP[0] - P[2][6]*SPP[1] - P[13][6]*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + dvxCov*sq(SG[6] - 2*q0*q2) + dvyCov*sq(SG[5] + 2*q0*q1) - SPP[5]*(P[6][13] + P[1][13]*SF[2] + P[3][13]*SF[1] + P[0][13]*SPP[0] - P[2][13]*SPP[1] - P[13][13]*SPP[5]) + SF[2]*(P[6][1] + P[1][1]*SF[2] + P[3][1]*SF[1] + P[0][1]*SPP[0] - P[2][1]*SPP[1] - P[13][1]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SF[1]*(P[6][3] + P[1][3]*SF[2] + P[3][3]*SF[1] + P[0][3]*SPP[0] - P[2][3]*SPP[1] - P[13][3]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + SPP[0]*(P[6][0] + P[1][0]*SF[2] + P[3][0]*SF[1] + P[0][0]*SPP[0] - P[2][0]*SPP[1] - P[13][0]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) - SPP[1]*(P[6][2] + P[1][2]*SF[2] + P[3][2]*SF[1] + P[0][2]*SPP[0] - P[2][2]*SPP[1] - P[13][2]*(sq(q0) - sq(q1) - sq(q2) + sq(q3))) + dvzCov*sq(SG[1] - SG[2] - SG[3] + SG[4]); + nextP[6][7] = P[6][7] + P[1][7]*SF[2] + P[3][7]*SF[1] + P[0][7]*SPP[0] - P[2][7]*SPP[1] - P[13][7]*SPP[5] + dt*(P[6][4] + P[1][4]*SF[2] + P[3][4]*SF[1] + P[0][4]*SPP[0] - P[2][4]*SPP[1] - P[13][4]*SPP[5]); + nextP[6][8] = P[6][8] + P[1][8]*SF[2] + P[3][8]*SF[1] + P[0][8]*SPP[0] - P[2][8]*SPP[1] - P[13][8]*SPP[5] + dt*(P[6][5] + P[1][5]*SF[2] + P[3][5]*SF[1] + P[0][5]*SPP[0] - P[2][5]*SPP[1] - P[13][5]*SPP[5]); + nextP[6][9] = P[6][9] + P[1][9]*SF[2] + P[3][9]*SF[1] + P[0][9]*SPP[0] - P[2][9]*SPP[1] - P[13][9]*SPP[5] + dt*(P[6][6] + P[1][6]*SF[2] + P[3][6]*SF[1] + P[0][6]*SPP[0] - P[2][6]*SPP[1] - P[13][6]*SPP[5]); + nextP[6][10] = P[6][10] + P[1][10]*SF[2] + P[3][10]*SF[1] + P[0][10]*SPP[0] - P[2][10]*SPP[1] - P[13][10]*SPP[5]; + nextP[6][11] = P[6][11] + P[1][11]*SF[2] + P[3][11]*SF[1] + P[0][11]*SPP[0] - P[2][11]*SPP[1] - P[13][11]*SPP[5]; + nextP[6][12] = P[6][12] + P[1][12]*SF[2] + P[3][12]*SF[1] + P[0][12]*SPP[0] - P[2][12]*SPP[1] - P[13][12]*SPP[5]; + nextP[6][13] = P[6][13] + P[1][13]*SF[2] + P[3][13]*SF[1] + P[0][13]*SPP[0] - P[2][13]*SPP[1] - P[13][13]*SPP[5]; + nextP[6][14] = P[6][14] + P[1][14]*SF[2] + P[3][14]*SF[1] + P[0][14]*SPP[0] - P[2][14]*SPP[1] - P[13][14]*SPP[5]; + nextP[6][15] = P[6][15] + P[1][15]*SF[2] + P[3][15]*SF[1] + P[0][15]*SPP[0] - P[2][15]*SPP[1] - P[13][15]*SPP[5]; + nextP[6][16] = P[6][16] + P[1][16]*SF[2] + P[3][16]*SF[1] + P[0][16]*SPP[0] - P[2][16]*SPP[1] - P[13][16]*SPP[5]; + nextP[6][17] = P[6][17] + P[1][17]*SF[2] + P[3][17]*SF[1] + P[0][17]*SPP[0] - P[2][17]*SPP[1] - P[13][17]*SPP[5]; + nextP[6][18] = P[6][18] + P[1][18]*SF[2] + P[3][18]*SF[1] + P[0][18]*SPP[0] - P[2][18]*SPP[1] - P[13][18]*SPP[5]; + nextP[6][19] = P[6][19] + P[1][19]*SF[2] + P[3][19]*SF[1] + P[0][19]*SPP[0] - P[2][19]*SPP[1] - P[13][19]*SPP[5]; + nextP[6][20] = P[6][20] + P[1][20]*SF[2] + P[3][20]*SF[1] + P[0][20]*SPP[0] - P[2][20]*SPP[1] - P[13][20]*SPP[5]; + nextP[6][21] = P[6][21] + P[1][21]*SF[2] + P[3][21]*SF[1] + P[0][21]*SPP[0] - P[2][21]*SPP[1] - P[13][21]*SPP[5]; + nextP[6][22] = P[6][22] + P[1][22]*SF[2] + P[3][22]*SF[1] + P[0][22]*SPP[0] - P[2][22]*SPP[1] - P[13][22]*SPP[5]; + nextP[7][0] = P[7][0] + P[4][0]*dt + SF[7]*(P[7][1] + P[4][1]*dt) + SF[9]*(P[7][2] + P[4][2]*dt) + SF[8]*(P[7][3] + P[4][3]*dt) + SF[11]*(P[7][10] + P[4][10]*dt) + SPP[7]*(P[7][11] + P[4][11]*dt) + SPP[6]*(P[7][12] + P[4][12]*dt); + nextP[7][1] = P[7][1] + P[4][1]*dt + SF[6]*(P[7][0] + P[4][0]*dt) + SF[5]*(P[7][2] + P[4][2]*dt) + SF[9]*(P[7][3] + P[4][3]*dt) + SPP[6]*(P[7][11] + P[4][11]*dt) - SPP[7]*(P[7][12] + P[4][12]*dt) - (q0*(P[7][10] + P[4][10]*dt))/2; + nextP[7][2] = P[7][2] + P[4][2]*dt + SF[4]*(P[7][0] + P[4][0]*dt) + SF[8]*(P[7][1] + P[4][1]*dt) + SF[6]*(P[7][3] + P[4][3]*dt) + SF[11]*(P[7][12] + P[4][12]*dt) - SPP[6]*(P[7][10] + P[4][10]*dt) - (q0*(P[7][11] + P[4][11]*dt))/2; + nextP[7][3] = P[7][3] + P[4][3]*dt + SF[5]*(P[7][0] + P[4][0]*dt) + SF[4]*(P[7][1] + P[4][1]*dt) + SF[7]*(P[7][2] + P[4][2]*dt) - SF[11]*(P[7][11] + P[4][11]*dt) + SPP[7]*(P[7][10] + P[4][10]*dt) - (q0*(P[7][12] + P[4][12]*dt))/2; + nextP[7][4] = P[7][4] + P[4][4]*dt + SF[1]*(P[7][1] + P[4][1]*dt) + SF[3]*(P[7][0] + P[4][0]*dt) + SPP[0]*(P[7][2] + P[4][2]*dt) - SPP[2]*(P[7][3] + P[4][3]*dt) - SPP[4]*(P[7][13] + P[4][13]*dt); + nextP[7][5] = P[7][5] + P[4][5]*dt + SF[2]*(P[7][0] + P[4][0]*dt) + SF[1]*(P[7][2] + P[4][2]*dt) + SF[3]*(P[7][3] + P[4][3]*dt) - SPP[0]*(P[7][1] + P[4][1]*dt) + SPP[3]*(P[7][13] + P[4][13]*dt); + nextP[7][6] = P[7][6] + P[4][6]*dt + SF[2]*(P[7][1] + P[4][1]*dt) + SF[1]*(P[7][3] + P[4][3]*dt) + SPP[0]*(P[7][0] + P[4][0]*dt) - SPP[1]*(P[7][2] + P[4][2]*dt) - SPP[5]*(P[7][13] + P[4][13]*dt); + nextP[7][7] = P[7][7] + P[4][7]*dt + dt*(P[7][4] + P[4][4]*dt); + nextP[7][8] = P[7][8] + P[4][8]*dt + dt*(P[7][5] + P[4][5]*dt); + nextP[7][9] = P[7][9] + P[4][9]*dt + dt*(P[7][6] + P[4][6]*dt); + nextP[7][10] = P[7][10] + P[4][10]*dt; + nextP[7][11] = P[7][11] + P[4][11]*dt; + nextP[7][12] = P[7][12] + P[4][12]*dt; + nextP[7][13] = P[7][13] + P[4][13]*dt; + nextP[7][14] = P[7][14] + P[4][14]*dt; + nextP[7][15] = P[7][15] + P[4][15]*dt; + nextP[7][16] = P[7][16] + P[4][16]*dt; + nextP[7][17] = P[7][17] + P[4][17]*dt; + nextP[7][18] = P[7][18] + P[4][18]*dt; + nextP[7][19] = P[7][19] + P[4][19]*dt; + nextP[7][20] = P[7][20] + P[4][20]*dt; + nextP[7][21] = P[7][21] + P[4][21]*dt; + nextP[7][22] = P[7][22] + P[4][22]*dt; + nextP[8][0] = P[8][0] + P[5][0]*dt + SF[7]*(P[8][1] + P[5][1]*dt) + SF[9]*(P[8][2] + P[5][2]*dt) + SF[8]*(P[8][3] + P[5][3]*dt) + SF[11]*(P[8][10] + P[5][10]*dt) + SPP[7]*(P[8][11] + P[5][11]*dt) + SPP[6]*(P[8][12] + P[5][12]*dt); + nextP[8][1] = P[8][1] + P[5][1]*dt + SF[6]*(P[8][0] + P[5][0]*dt) + SF[5]*(P[8][2] + P[5][2]*dt) + SF[9]*(P[8][3] + P[5][3]*dt) + SPP[6]*(P[8][11] + P[5][11]*dt) - SPP[7]*(P[8][12] + P[5][12]*dt) - (q0*(P[8][10] + P[5][10]*dt))/2; + nextP[8][2] = P[8][2] + P[5][2]*dt + SF[4]*(P[8][0] + P[5][0]*dt) + SF[8]*(P[8][1] + P[5][1]*dt) + SF[6]*(P[8][3] + P[5][3]*dt) + SF[11]*(P[8][12] + P[5][12]*dt) - SPP[6]*(P[8][10] + P[5][10]*dt) - (q0*(P[8][11] + P[5][11]*dt))/2; + nextP[8][3] = P[8][3] + P[5][3]*dt + SF[5]*(P[8][0] + P[5][0]*dt) + SF[4]*(P[8][1] + P[5][1]*dt) + SF[7]*(P[8][2] + P[5][2]*dt) - SF[11]*(P[8][11] + P[5][11]*dt) + SPP[7]*(P[8][10] + P[5][10]*dt) - (q0*(P[8][12] + P[5][12]*dt))/2; + nextP[8][4] = P[8][4] + P[5][4]*dt + SF[1]*(P[8][1] + P[5][1]*dt) + SF[3]*(P[8][0] + P[5][0]*dt) + SPP[0]*(P[8][2] + P[5][2]*dt) - SPP[2]*(P[8][3] + P[5][3]*dt) - SPP[4]*(P[8][13] + P[5][13]*dt); + nextP[8][5] = P[8][5] + P[5][5]*dt + SF[2]*(P[8][0] + P[5][0]*dt) + SF[1]*(P[8][2] + P[5][2]*dt) + SF[3]*(P[8][3] + P[5][3]*dt) - SPP[0]*(P[8][1] + P[5][1]*dt) + SPP[3]*(P[8][13] + P[5][13]*dt); + nextP[8][6] = P[8][6] + P[5][6]*dt + SF[2]*(P[8][1] + P[5][1]*dt) + SF[1]*(P[8][3] + P[5][3]*dt) + SPP[0]*(P[8][0] + P[5][0]*dt) - SPP[1]*(P[8][2] + P[5][2]*dt) - SPP[5]*(P[8][13] + P[5][13]*dt); + nextP[8][7] = P[8][7] + P[5][7]*dt + dt*(P[8][4] + P[5][4]*dt); + nextP[8][8] = P[8][8] + P[5][8]*dt + dt*(P[8][5] + P[5][5]*dt); + nextP[8][9] = P[8][9] + P[5][9]*dt + dt*(P[8][6] + P[5][6]*dt); + nextP[8][10] = P[8][10] + P[5][10]*dt; + nextP[8][11] = P[8][11] + P[5][11]*dt; + nextP[8][12] = P[8][12] + P[5][12]*dt; + nextP[8][13] = P[8][13] + P[5][13]*dt; + nextP[8][14] = P[8][14] + P[5][14]*dt; + nextP[8][15] = P[8][15] + P[5][15]*dt; + nextP[8][16] = P[8][16] + P[5][16]*dt; + nextP[8][17] = P[8][17] + P[5][17]*dt; + nextP[8][18] = P[8][18] + P[5][18]*dt; + nextP[8][19] = P[8][19] + P[5][19]*dt; + nextP[8][20] = P[8][20] + P[5][20]*dt; + nextP[8][21] = P[8][21] + P[5][21]*dt; + nextP[8][22] = P[8][22] + P[5][22]*dt; + nextP[9][0] = P[9][0] + P[6][0]*dt + SF[7]*(P[9][1] + P[6][1]*dt) + SF[9]*(P[9][2] + P[6][2]*dt) + SF[8]*(P[9][3] + P[6][3]*dt) + SF[11]*(P[9][10] + P[6][10]*dt) + SPP[7]*(P[9][11] + P[6][11]*dt) + SPP[6]*(P[9][12] + P[6][12]*dt); + nextP[9][1] = P[9][1] + P[6][1]*dt + SF[6]*(P[9][0] + P[6][0]*dt) + SF[5]*(P[9][2] + P[6][2]*dt) + SF[9]*(P[9][3] + P[6][3]*dt) + SPP[6]*(P[9][11] + P[6][11]*dt) - SPP[7]*(P[9][12] + P[6][12]*dt) - (q0*(P[9][10] + P[6][10]*dt))/2; + nextP[9][2] = P[9][2] + P[6][2]*dt + SF[4]*(P[9][0] + P[6][0]*dt) + SF[8]*(P[9][1] + P[6][1]*dt) + SF[6]*(P[9][3] + P[6][3]*dt) + SF[11]*(P[9][12] + P[6][12]*dt) - SPP[6]*(P[9][10] + P[6][10]*dt) - (q0*(P[9][11] + P[6][11]*dt))/2; + nextP[9][3] = P[9][3] + P[6][3]*dt + SF[5]*(P[9][0] + P[6][0]*dt) + SF[4]*(P[9][1] + P[6][1]*dt) + SF[7]*(P[9][2] + P[6][2]*dt) - SF[11]*(P[9][11] + P[6][11]*dt) + SPP[7]*(P[9][10] + P[6][10]*dt) - (q0*(P[9][12] + P[6][12]*dt))/2; + nextP[9][4] = P[9][4] + P[6][4]*dt + SF[1]*(P[9][1] + P[6][1]*dt) + SF[3]*(P[9][0] + P[6][0]*dt) + SPP[0]*(P[9][2] + P[6][2]*dt) - SPP[2]*(P[9][3] + P[6][3]*dt) - SPP[4]*(P[9][13] + P[6][13]*dt); + nextP[9][5] = P[9][5] + P[6][5]*dt + SF[2]*(P[9][0] + P[6][0]*dt) + SF[1]*(P[9][2] + P[6][2]*dt) + SF[3]*(P[9][3] + P[6][3]*dt) - SPP[0]*(P[9][1] + P[6][1]*dt) + SPP[3]*(P[9][13] + P[6][13]*dt); + nextP[9][6] = P[9][6] + P[6][6]*dt + SF[2]*(P[9][1] + P[6][1]*dt) + SF[1]*(P[9][3] + P[6][3]*dt) + SPP[0]*(P[9][0] + P[6][0]*dt) - SPP[1]*(P[9][2] + P[6][2]*dt) - SPP[5]*(P[9][13] + P[6][13]*dt); + nextP[9][7] = P[9][7] + P[6][7]*dt + dt*(P[9][4] + P[6][4]*dt); + nextP[9][8] = P[9][8] + P[6][8]*dt + dt*(P[9][5] + P[6][5]*dt); + nextP[9][9] = P[9][9] + P[6][9]*dt + dt*(P[9][6] + P[6][6]*dt); + nextP[9][10] = P[9][10] + P[6][10]*dt; + nextP[9][11] = P[9][11] + P[6][11]*dt; + nextP[9][12] = P[9][12] + P[6][12]*dt; + nextP[9][13] = P[9][13] + P[6][13]*dt; + nextP[9][14] = P[9][14] + P[6][14]*dt; + nextP[9][15] = P[9][15] + P[6][15]*dt; + nextP[9][16] = P[9][16] + P[6][16]*dt; + nextP[9][17] = P[9][17] + P[6][17]*dt; + nextP[9][18] = P[9][18] + P[6][18]*dt; + nextP[9][19] = P[9][19] + P[6][19]*dt; + nextP[9][20] = P[9][20] + P[6][20]*dt; + nextP[9][21] = P[9][21] + P[6][21]*dt; + nextP[9][22] = P[9][22] + P[6][22]*dt; + nextP[10][0] = P[10][0] + P[10][1]*SF[7] + P[10][2]*SF[9] + P[10][3]*SF[8] + P[10][10]*SF[11] + P[10][11]*SPP[7] + P[10][12]*SPP[6]; + nextP[10][1] = P[10][1] + P[10][0]*SF[6] + P[10][2]*SF[5] + P[10][3]*SF[9] + P[10][11]*SPP[6] - P[10][12]*SPP[7] - (P[10][10]*q0)/2; + nextP[10][2] = P[10][2] + P[10][0]*SF[4] + P[10][1]*SF[8] + P[10][3]*SF[6] + P[10][12]*SF[11] - P[10][10]*SPP[6] - (P[10][11]*q0)/2; + nextP[10][3] = P[10][3] + P[10][0]*SF[5] + P[10][1]*SF[4] + P[10][2]*SF[7] - P[10][11]*SF[11] + P[10][10]*SPP[7] - (P[10][12]*q0)/2; + nextP[10][4] = P[10][4] + P[10][1]*SF[1] + P[10][0]*SF[3] + P[10][2]*SPP[0] - P[10][3]*SPP[2] - P[10][13]*SPP[4]; + nextP[10][5] = P[10][5] + P[10][0]*SF[2] + P[10][2]*SF[1] + P[10][3]*SF[3] - P[10][1]*SPP[0] + P[10][13]*SPP[3]; + nextP[10][6] = P[10][6] + P[10][1]*SF[2] + P[10][3]*SF[1] + P[10][0]*SPP[0] - P[10][2]*SPP[1] - P[10][13]*SPP[5]; + nextP[10][7] = P[10][7] + P[10][4]*dt; + nextP[10][8] = P[10][8] + P[10][5]*dt; + nextP[10][9] = P[10][9] + P[10][6]*dt; + nextP[10][10] = P[10][10]; + nextP[10][11] = P[10][11]; + nextP[10][12] = P[10][12]; + nextP[10][13] = P[10][13]; + nextP[10][14] = P[10][14]; + nextP[10][15] = P[10][15]; + nextP[10][16] = P[10][16]; + nextP[10][17] = P[10][17]; + nextP[10][18] = P[10][18]; + nextP[10][19] = P[10][19]; + nextP[10][20] = P[10][20]; + nextP[10][21] = P[10][21]; + nextP[10][22] = P[10][22]; + nextP[11][0] = P[11][0] + P[11][1]*SF[7] + P[11][2]*SF[9] + P[11][3]*SF[8] + P[11][10]*SF[11] + P[11][11]*SPP[7] + P[11][12]*SPP[6]; + nextP[11][1] = P[11][1] + P[11][0]*SF[6] + P[11][2]*SF[5] + P[11][3]*SF[9] + P[11][11]*SPP[6] - P[11][12]*SPP[7] - (P[11][10]*q0)/2; + nextP[11][2] = P[11][2] + P[11][0]*SF[4] + P[11][1]*SF[8] + P[11][3]*SF[6] + P[11][12]*SF[11] - P[11][10]*SPP[6] - (P[11][11]*q0)/2; + nextP[11][3] = P[11][3] + P[11][0]*SF[5] + P[11][1]*SF[4] + P[11][2]*SF[7] - P[11][11]*SF[11] + P[11][10]*SPP[7] - (P[11][12]*q0)/2; + nextP[11][4] = P[11][4] + P[11][1]*SF[1] + P[11][0]*SF[3] + P[11][2]*SPP[0] - P[11][3]*SPP[2] - P[11][13]*SPP[4]; + nextP[11][5] = P[11][5] + P[11][0]*SF[2] + P[11][2]*SF[1] + P[11][3]*SF[3] - P[11][1]*SPP[0] + P[11][13]*SPP[3]; + nextP[11][6] = P[11][6] + P[11][1]*SF[2] + P[11][3]*SF[1] + P[11][0]*SPP[0] - P[11][2]*SPP[1] - P[11][13]*SPP[5]; + nextP[11][7] = P[11][7] + P[11][4]*dt; + nextP[11][8] = P[11][8] + P[11][5]*dt; + nextP[11][9] = P[11][9] + P[11][6]*dt; + nextP[11][10] = P[11][10]; + nextP[11][11] = P[11][11]; + nextP[11][12] = P[11][12]; + nextP[11][13] = P[11][13]; + nextP[11][14] = P[11][14]; + nextP[11][15] = P[11][15]; + nextP[11][16] = P[11][16]; + nextP[11][17] = P[11][17]; + nextP[11][18] = P[11][18]; + nextP[11][19] = P[11][19]; + nextP[11][20] = P[11][20]; + nextP[11][21] = P[11][21]; + nextP[11][22] = P[11][22]; + nextP[12][0] = P[12][0] + P[12][1]*SF[7] + P[12][2]*SF[9] + P[12][3]*SF[8] + P[12][10]*SF[11] + P[12][11]*SPP[7] + P[12][12]*SPP[6]; + nextP[12][1] = P[12][1] + P[12][0]*SF[6] + P[12][2]*SF[5] + P[12][3]*SF[9] + P[12][11]*SPP[6] - P[12][12]*SPP[7] - (P[12][10]*q0)/2; + nextP[12][2] = P[12][2] + P[12][0]*SF[4] + P[12][1]*SF[8] + P[12][3]*SF[6] + P[12][12]*SF[11] - P[12][10]*SPP[6] - (P[12][11]*q0)/2; + nextP[12][3] = P[12][3] + P[12][0]*SF[5] + P[12][1]*SF[4] + P[12][2]*SF[7] - P[12][11]*SF[11] + P[12][10]*SPP[7] - (P[12][12]*q0)/2; + nextP[12][4] = P[12][4] + P[12][1]*SF[1] + P[12][0]*SF[3] + P[12][2]*SPP[0] - P[12][3]*SPP[2] - P[12][13]*SPP[4]; + nextP[12][5] = P[12][5] + P[12][0]*SF[2] + P[12][2]*SF[1] + P[12][3]*SF[3] - P[12][1]*SPP[0] + P[12][13]*SPP[3]; + nextP[12][6] = P[12][6] + P[12][1]*SF[2] + P[12][3]*SF[1] + P[12][0]*SPP[0] - P[12][2]*SPP[1] - P[12][13]*SPP[5]; + nextP[12][7] = P[12][7] + P[12][4]*dt; + nextP[12][8] = P[12][8] + P[12][5]*dt; + nextP[12][9] = P[12][9] + P[12][6]*dt; + nextP[12][10] = P[12][10]; + nextP[12][11] = P[12][11]; + nextP[12][12] = P[12][12]; + nextP[12][13] = P[12][13]; + nextP[12][14] = P[12][14]; + nextP[12][15] = P[12][15]; + nextP[12][16] = P[12][16]; + nextP[12][17] = P[12][17]; + nextP[12][18] = P[12][18]; + nextP[12][19] = P[12][19]; + nextP[12][20] = P[12][20]; + nextP[12][21] = P[12][21]; + nextP[12][22] = P[12][22]; + nextP[13][0] = P[13][0] + P[13][1]*SF[7] + P[13][2]*SF[9] + P[13][3]*SF[8] + P[13][10]*SF[11] + P[13][11]*SPP[7] + P[13][12]*SPP[6]; + nextP[13][1] = P[13][1] + P[13][0]*SF[6] + P[13][2]*SF[5] + P[13][3]*SF[9] + P[13][11]*SPP[6] - P[13][12]*SPP[7] - (P[13][10]*q0)/2; + nextP[13][2] = P[13][2] + P[13][0]*SF[4] + P[13][1]*SF[8] + P[13][3]*SF[6] + P[13][12]*SF[11] - P[13][10]*SPP[6] - (P[13][11]*q0)/2; + nextP[13][3] = P[13][3] + P[13][0]*SF[5] + P[13][1]*SF[4] + P[13][2]*SF[7] - P[13][11]*SF[11] + P[13][10]*SPP[7] - (P[13][12]*q0)/2; + nextP[13][4] = P[13][4] + P[13][1]*SF[1] + P[13][0]*SF[3] + P[13][2]*SPP[0] - P[13][3]*SPP[2] - P[13][13]*SPP[4]; + nextP[13][5] = P[13][5] + P[13][0]*SF[2] + P[13][2]*SF[1] + P[13][3]*SF[3] - P[13][1]*SPP[0] + P[13][13]*SPP[3]; + nextP[13][6] = P[13][6] + P[13][1]*SF[2] + P[13][3]*SF[1] + P[13][0]*SPP[0] - P[13][2]*SPP[1] - P[13][13]*SPP[5]; + nextP[13][7] = P[13][7] + P[13][4]*dt; + nextP[13][8] = P[13][8] + P[13][5]*dt; + nextP[13][9] = P[13][9] + P[13][6]*dt; + nextP[13][10] = P[13][10]; + nextP[13][11] = P[13][11]; + nextP[13][12] = P[13][12]; + nextP[13][13] = P[13][13]; + nextP[13][14] = P[13][14]; + nextP[13][15] = P[13][15]; + nextP[13][16] = P[13][16]; + nextP[13][17] = P[13][17]; + nextP[13][18] = P[13][18]; + nextP[13][19] = P[13][19]; + nextP[13][20] = P[13][20]; + nextP[13][21] = P[13][21]; + nextP[13][22] = P[13][22]; + nextP[14][0] = P[14][0] + P[14][1]*SF[7] + P[14][2]*SF[9] + P[14][3]*SF[8] + P[14][10]*SF[11] + P[14][11]*SPP[7] + P[14][12]*SPP[6]; + nextP[14][1] = P[14][1] + P[14][0]*SF[6] + P[14][2]*SF[5] + P[14][3]*SF[9] + P[14][11]*SPP[6] - P[14][12]*SPP[7] - (P[14][10]*q0)/2; + nextP[14][2] = P[14][2] + P[14][0]*SF[4] + P[14][1]*SF[8] + P[14][3]*SF[6] + P[14][12]*SF[11] - P[14][10]*SPP[6] - (P[14][11]*q0)/2; + nextP[14][3] = P[14][3] + P[14][0]*SF[5] + P[14][1]*SF[4] + P[14][2]*SF[7] - P[14][11]*SF[11] + P[14][10]*SPP[7] - (P[14][12]*q0)/2; + nextP[14][4] = P[14][4] + P[14][1]*SF[1] + P[14][0]*SF[3] + P[14][2]*SPP[0] - P[14][3]*SPP[2] - P[14][13]*SPP[4]; + nextP[14][5] = P[14][5] + P[14][0]*SF[2] + P[14][2]*SF[1] + P[14][3]*SF[3] - P[14][1]*SPP[0] + P[14][13]*SPP[3]; + nextP[14][6] = P[14][6] + P[14][1]*SF[2] + P[14][3]*SF[1] + P[14][0]*SPP[0] - P[14][2]*SPP[1] - P[14][13]*SPP[5]; + nextP[14][7] = P[14][7] + P[14][4]*dt; + nextP[14][8] = P[14][8] + P[14][5]*dt; + nextP[14][9] = P[14][9] + P[14][6]*dt; + nextP[14][10] = P[14][10]; + nextP[14][11] = P[14][11]; + nextP[14][12] = P[14][12]; + nextP[14][13] = P[14][13]; + nextP[14][14] = P[14][14]; + nextP[14][15] = P[14][15]; + nextP[14][16] = P[14][16]; + nextP[14][17] = P[14][17]; + nextP[14][18] = P[14][18]; + nextP[14][19] = P[14][19]; + nextP[14][20] = P[14][20]; + nextP[14][21] = P[14][21]; + nextP[14][22] = P[14][22]; + nextP[15][0] = P[15][0] + P[15][1]*SF[7] + P[15][2]*SF[9] + P[15][3]*SF[8] + P[15][10]*SF[11] + P[15][11]*SPP[7] + P[15][12]*SPP[6]; + nextP[15][1] = P[15][1] + P[15][0]*SF[6] + P[15][2]*SF[5] + P[15][3]*SF[9] + P[15][11]*SPP[6] - P[15][12]*SPP[7] - (P[15][10]*q0)/2; + nextP[15][2] = P[15][2] + P[15][0]*SF[4] + P[15][1]*SF[8] + P[15][3]*SF[6] + P[15][12]*SF[11] - P[15][10]*SPP[6] - (P[15][11]*q0)/2; + nextP[15][3] = P[15][3] + P[15][0]*SF[5] + P[15][1]*SF[4] + P[15][2]*SF[7] - P[15][11]*SF[11] + P[15][10]*SPP[7] - (P[15][12]*q0)/2; + nextP[15][4] = P[15][4] + P[15][1]*SF[1] + P[15][0]*SF[3] + P[15][2]*SPP[0] - P[15][3]*SPP[2] - P[15][13]*SPP[4]; + nextP[15][5] = P[15][5] + P[15][0]*SF[2] + P[15][2]*SF[1] + P[15][3]*SF[3] - P[15][1]*SPP[0] + P[15][13]*SPP[3]; + nextP[15][6] = P[15][6] + P[15][1]*SF[2] + P[15][3]*SF[1] + P[15][0]*SPP[0] - P[15][2]*SPP[1] - P[15][13]*SPP[5]; + nextP[15][7] = P[15][7] + P[15][4]*dt; + nextP[15][8] = P[15][8] + P[15][5]*dt; + nextP[15][9] = P[15][9] + P[15][6]*dt; + nextP[15][10] = P[15][10]; + nextP[15][11] = P[15][11]; + nextP[15][12] = P[15][12]; + nextP[15][13] = P[15][13]; + nextP[15][14] = P[15][14]; + nextP[15][15] = P[15][15]; + nextP[15][16] = P[15][16]; + nextP[15][17] = P[15][17]; + nextP[15][18] = P[15][18]; + nextP[15][19] = P[15][19]; + nextP[15][20] = P[15][20]; + nextP[15][21] = P[15][21]; + nextP[15][22] = P[15][22]; + nextP[16][0] = P[16][0] + P[16][1]*SF[7] + P[16][2]*SF[9] + P[16][3]*SF[8] + P[16][10]*SF[11] + P[16][11]*SPP[7] + P[16][12]*SPP[6]; + nextP[16][1] = P[16][1] + P[16][0]*SF[6] + P[16][2]*SF[5] + P[16][3]*SF[9] + P[16][11]*SPP[6] - P[16][12]*SPP[7] - (P[16][10]*q0)/2; + nextP[16][2] = P[16][2] + P[16][0]*SF[4] + P[16][1]*SF[8] + P[16][3]*SF[6] + P[16][12]*SF[11] - P[16][10]*SPP[6] - (P[16][11]*q0)/2; + nextP[16][3] = P[16][3] + P[16][0]*SF[5] + P[16][1]*SF[4] + P[16][2]*SF[7] - P[16][11]*SF[11] + P[16][10]*SPP[7] - (P[16][12]*q0)/2; + nextP[16][4] = P[16][4] + P[16][1]*SF[1] + P[16][0]*SF[3] + P[16][2]*SPP[0] - P[16][3]*SPP[2] - P[16][13]*SPP[4]; + nextP[16][5] = P[16][5] + P[16][0]*SF[2] + P[16][2]*SF[1] + P[16][3]*SF[3] - P[16][1]*SPP[0] + P[16][13]*SPP[3]; + nextP[16][6] = P[16][6] + P[16][1]*SF[2] + P[16][3]*SF[1] + P[16][0]*SPP[0] - P[16][2]*SPP[1] - P[16][13]*SPP[5]; + nextP[16][7] = P[16][7] + P[16][4]*dt; + nextP[16][8] = P[16][8] + P[16][5]*dt; + nextP[16][9] = P[16][9] + P[16][6]*dt; + nextP[16][10] = P[16][10]; + nextP[16][11] = P[16][11]; + nextP[16][12] = P[16][12]; + nextP[16][13] = P[16][13]; + nextP[16][14] = P[16][14]; + nextP[16][15] = P[16][15]; + nextP[16][16] = P[16][16]; + nextP[16][17] = P[16][17]; + nextP[16][18] = P[16][18]; + nextP[16][19] = P[16][19]; + nextP[16][20] = P[16][20]; + nextP[16][21] = P[16][21]; + nextP[16][22] = P[16][22]; + nextP[17][0] = P[17][0] + P[17][1]*SF[7] + P[17][2]*SF[9] + P[17][3]*SF[8] + P[17][10]*SF[11] + P[17][11]*SPP[7] + P[17][12]*SPP[6]; + nextP[17][1] = P[17][1] + P[17][0]*SF[6] + P[17][2]*SF[5] + P[17][3]*SF[9] + P[17][11]*SPP[6] - P[17][12]*SPP[7] - (P[17][10]*q0)/2; + nextP[17][2] = P[17][2] + P[17][0]*SF[4] + P[17][1]*SF[8] + P[17][3]*SF[6] + P[17][12]*SF[11] - P[17][10]*SPP[6] - (P[17][11]*q0)/2; + nextP[17][3] = P[17][3] + P[17][0]*SF[5] + P[17][1]*SF[4] + P[17][2]*SF[7] - P[17][11]*SF[11] + P[17][10]*SPP[7] - (P[17][12]*q0)/2; + nextP[17][4] = P[17][4] + P[17][1]*SF[1] + P[17][0]*SF[3] + P[17][2]*SPP[0] - P[17][3]*SPP[2] - P[17][13]*SPP[4]; + nextP[17][5] = P[17][5] + P[17][0]*SF[2] + P[17][2]*SF[1] + P[17][3]*SF[3] - P[17][1]*SPP[0] + P[17][13]*SPP[3]; + nextP[17][6] = P[17][6] + P[17][1]*SF[2] + P[17][3]*SF[1] + P[17][0]*SPP[0] - P[17][2]*SPP[1] - P[17][13]*SPP[5]; + nextP[17][7] = P[17][7] + P[17][4]*dt; + nextP[17][8] = P[17][8] + P[17][5]*dt; + nextP[17][9] = P[17][9] + P[17][6]*dt; + nextP[17][10] = P[17][10]; + nextP[17][11] = P[17][11]; + nextP[17][12] = P[17][12]; + nextP[17][13] = P[17][13]; + nextP[17][14] = P[17][14]; + nextP[17][15] = P[17][15]; + nextP[17][16] = P[17][16]; + nextP[17][17] = P[17][17]; + nextP[17][18] = P[17][18]; + nextP[17][19] = P[17][19]; + nextP[17][20] = P[17][20]; + nextP[17][21] = P[17][21]; + nextP[17][22] = P[17][22]; + nextP[18][0] = P[18][0] + P[18][1]*SF[7] + P[18][2]*SF[9] + P[18][3]*SF[8] + P[18][10]*SF[11] + P[18][11]*SPP[7] + P[18][12]*SPP[6]; + nextP[18][1] = P[18][1] + P[18][0]*SF[6] + P[18][2]*SF[5] + P[18][3]*SF[9] + P[18][11]*SPP[6] - P[18][12]*SPP[7] - (P[18][10]*q0)/2; + nextP[18][2] = P[18][2] + P[18][0]*SF[4] + P[18][1]*SF[8] + P[18][3]*SF[6] + P[18][12]*SF[11] - P[18][10]*SPP[6] - (P[18][11]*q0)/2; + nextP[18][3] = P[18][3] + P[18][0]*SF[5] + P[18][1]*SF[4] + P[18][2]*SF[7] - P[18][11]*SF[11] + P[18][10]*SPP[7] - (P[18][12]*q0)/2; + nextP[18][4] = P[18][4] + P[18][1]*SF[1] + P[18][0]*SF[3] + P[18][2]*SPP[0] - P[18][3]*SPP[2] - P[18][13]*SPP[4]; + nextP[18][5] = P[18][5] + P[18][0]*SF[2] + P[18][2]*SF[1] + P[18][3]*SF[3] - P[18][1]*SPP[0] + P[18][13]*SPP[3]; + nextP[18][6] = P[18][6] + P[18][1]*SF[2] + P[18][3]*SF[1] + P[18][0]*SPP[0] - P[18][2]*SPP[1] - P[18][13]*SPP[5]; + nextP[18][7] = P[18][7] + P[18][4]*dt; + nextP[18][8] = P[18][8] + P[18][5]*dt; + nextP[18][9] = P[18][9] + P[18][6]*dt; + nextP[18][10] = P[18][10]; + nextP[18][11] = P[18][11]; + nextP[18][12] = P[18][12]; + nextP[18][13] = P[18][13]; + nextP[18][14] = P[18][14]; + nextP[18][15] = P[18][15]; + nextP[18][16] = P[18][16]; + nextP[18][17] = P[18][17]; + nextP[18][18] = P[18][18]; + nextP[18][19] = P[18][19]; + nextP[18][20] = P[18][20]; + nextP[18][21] = P[18][21]; + nextP[18][22] = P[18][22]; + nextP[19][0] = P[19][0] + P[19][1]*SF[7] + P[19][2]*SF[9] + P[19][3]*SF[8] + P[19][10]*SF[11] + P[19][11]*SPP[7] + P[19][12]*SPP[6]; + nextP[19][1] = P[19][1] + P[19][0]*SF[6] + P[19][2]*SF[5] + P[19][3]*SF[9] + P[19][11]*SPP[6] - P[19][12]*SPP[7] - (P[19][10]*q0)/2; + nextP[19][2] = P[19][2] + P[19][0]*SF[4] + P[19][1]*SF[8] + P[19][3]*SF[6] + P[19][12]*SF[11] - P[19][10]*SPP[6] - (P[19][11]*q0)/2; + nextP[19][3] = P[19][3] + P[19][0]*SF[5] + P[19][1]*SF[4] + P[19][2]*SF[7] - P[19][11]*SF[11] + P[19][10]*SPP[7] - (P[19][12]*q0)/2; + nextP[19][4] = P[19][4] + P[19][1]*SF[1] + P[19][0]*SF[3] + P[19][2]*SPP[0] - P[19][3]*SPP[2] - P[19][13]*SPP[4]; + nextP[19][5] = P[19][5] + P[19][0]*SF[2] + P[19][2]*SF[1] + P[19][3]*SF[3] - P[19][1]*SPP[0] + P[19][13]*SPP[3]; + nextP[19][6] = P[19][6] + P[19][1]*SF[2] + P[19][3]*SF[1] + P[19][0]*SPP[0] - P[19][2]*SPP[1] - P[19][13]*SPP[5]; + nextP[19][7] = P[19][7] + P[19][4]*dt; + nextP[19][8] = P[19][8] + P[19][5]*dt; + nextP[19][9] = P[19][9] + P[19][6]*dt; + nextP[19][10] = P[19][10]; + nextP[19][11] = P[19][11]; + nextP[19][12] = P[19][12]; + nextP[19][13] = P[19][13]; + nextP[19][14] = P[19][14]; + nextP[19][15] = P[19][15]; + nextP[19][16] = P[19][16]; + nextP[19][17] = P[19][17]; + nextP[19][18] = P[19][18]; + nextP[19][19] = P[19][19]; + nextP[19][20] = P[19][20]; + nextP[19][21] = P[19][21]; + nextP[19][22] = P[19][22]; + nextP[20][0] = P[20][0] + P[20][1]*SF[7] + P[20][2]*SF[9] + P[20][3]*SF[8] + P[20][10]*SF[11] + P[20][11]*SPP[7] + P[20][12]*SPP[6]; + nextP[20][1] = P[20][1] + P[20][0]*SF[6] + P[20][2]*SF[5] + P[20][3]*SF[9] + P[20][11]*SPP[6] - P[20][12]*SPP[7] - (P[20][10]*q0)/2; + nextP[20][2] = P[20][2] + P[20][0]*SF[4] + P[20][1]*SF[8] + P[20][3]*SF[6] + P[20][12]*SF[11] - P[20][10]*SPP[6] - (P[20][11]*q0)/2; + nextP[20][3] = P[20][3] + P[20][0]*SF[5] + P[20][1]*SF[4] + P[20][2]*SF[7] - P[20][11]*SF[11] + P[20][10]*SPP[7] - (P[20][12]*q0)/2; + nextP[20][4] = P[20][4] + P[20][1]*SF[1] + P[20][0]*SF[3] + P[20][2]*SPP[0] - P[20][3]*SPP[2] - P[20][13]*SPP[4]; + nextP[20][5] = P[20][5] + P[20][0]*SF[2] + P[20][2]*SF[1] + P[20][3]*SF[3] - P[20][1]*SPP[0] + P[20][13]*SPP[3]; + nextP[20][6] = P[20][6] + P[20][1]*SF[2] + P[20][3]*SF[1] + P[20][0]*SPP[0] - P[20][2]*SPP[1] - P[20][13]*SPP[5]; + nextP[20][7] = P[20][7] + P[20][4]*dt; + nextP[20][8] = P[20][8] + P[20][5]*dt; + nextP[20][9] = P[20][9] + P[20][6]*dt; + nextP[20][10] = P[20][10]; + nextP[20][11] = P[20][11]; + nextP[20][12] = P[20][12]; + nextP[20][13] = P[20][13]; + nextP[20][14] = P[20][14]; + nextP[20][15] = P[20][15]; + nextP[20][16] = P[20][16]; + nextP[20][17] = P[20][17]; + nextP[20][18] = P[20][18]; + nextP[20][19] = P[20][19]; + nextP[20][20] = P[20][20]; + nextP[20][21] = P[20][21]; + nextP[20][22] = P[20][22]; + nextP[21][0] = P[21][0] + P[21][1]*SF[7] + P[21][2]*SF[9] + P[21][3]*SF[8] + P[21][10]*SF[11] + P[21][11]*SPP[7] + P[21][12]*SPP[6]; + nextP[21][1] = P[21][1] + P[21][0]*SF[6] + P[21][2]*SF[5] + P[21][3]*SF[9] + P[21][11]*SPP[6] - P[21][12]*SPP[7] - (P[21][10]*q0)/2; + nextP[21][2] = P[21][2] + P[21][0]*SF[4] + P[21][1]*SF[8] + P[21][3]*SF[6] + P[21][12]*SF[11] - P[21][10]*SPP[6] - (P[21][11]*q0)/2; + nextP[21][3] = P[21][3] + P[21][0]*SF[5] + P[21][1]*SF[4] + P[21][2]*SF[7] - P[21][11]*SF[11] + P[21][10]*SPP[7] - (P[21][12]*q0)/2; + nextP[21][4] = P[21][4] + P[21][1]*SF[1] + P[21][0]*SF[3] + P[21][2]*SPP[0] - P[21][3]*SPP[2] - P[21][13]*SPP[4]; + nextP[21][5] = P[21][5] + P[21][0]*SF[2] + P[21][2]*SF[1] + P[21][3]*SF[3] - P[21][1]*SPP[0] + P[21][13]*SPP[3]; + nextP[21][6] = P[21][6] + P[21][1]*SF[2] + P[21][3]*SF[1] + P[21][0]*SPP[0] - P[21][2]*SPP[1] - P[21][13]*SPP[5]; + nextP[21][7] = P[21][7] + P[21][4]*dt; + nextP[21][8] = P[21][8] + P[21][5]*dt; + nextP[21][9] = P[21][9] + P[21][6]*dt; + nextP[21][10] = P[21][10]; + nextP[21][11] = P[21][11]; + nextP[21][12] = P[21][12]; + nextP[21][13] = P[21][13]; + nextP[21][14] = P[21][14]; + nextP[21][15] = P[21][15]; + nextP[21][16] = P[21][16]; + nextP[21][17] = P[21][17]; + nextP[21][18] = P[21][18]; + nextP[21][19] = P[21][19]; + nextP[21][20] = P[21][20]; + nextP[21][21] = P[21][21]; + nextP[21][22] = P[21][22]; + nextP[22][0] = P[22][0] + P[22][1]*SF[7] + P[22][2]*SF[9] + P[22][3]*SF[8] + P[22][10]*SF[11] + P[22][11]*SPP[7] + P[22][12]*SPP[6]; + nextP[22][1] = P[22][1] + P[22][0]*SF[6] + P[22][2]*SF[5] + P[22][3]*SF[9] + P[22][11]*SPP[6] - P[22][12]*SPP[7] - (P[22][10]*q0)/2; + nextP[22][2] = P[22][2] + P[22][0]*SF[4] + P[22][1]*SF[8] + P[22][3]*SF[6] + P[22][12]*SF[11] - P[22][10]*SPP[6] - (P[22][11]*q0)/2; + nextP[22][3] = P[22][3] + P[22][0]*SF[5] + P[22][1]*SF[4] + P[22][2]*SF[7] - P[22][11]*SF[11] + P[22][10]*SPP[7] - (P[22][12]*q0)/2; + nextP[22][4] = P[22][4] + P[22][1]*SF[1] + P[22][0]*SF[3] + P[22][2]*SPP[0] - P[22][3]*SPP[2] - P[22][13]*SPP[4]; + nextP[22][5] = P[22][5] + P[22][0]*SF[2] + P[22][2]*SF[1] + P[22][3]*SF[3] - P[22][1]*SPP[0] + P[22][13]*SPP[3]; + nextP[22][6] = P[22][6] + P[22][1]*SF[2] + P[22][3]*SF[1] + P[22][0]*SPP[0] - P[22][2]*SPP[1] - P[22][13]*SPP[5]; + nextP[22][7] = P[22][7] + P[22][4]*dt; + nextP[22][8] = P[22][8] + P[22][5]*dt; + nextP[22][9] = P[22][9] + P[22][6]*dt; + nextP[22][10] = P[22][10]; + nextP[22][11] = P[22][11]; + nextP[22][12] = P[22][12]; + nextP[22][13] = P[22][13]; + nextP[22][14] = P[22][14]; + nextP[22][15] = P[22][15]; + nextP[22][16] = P[22][16]; + nextP[22][17] = P[22][17]; + nextP[22][18] = P[22][18]; + nextP[22][19] = P[22][19]; + nextP[22][20] = P[22][20]; + nextP[22][21] = P[22][21]; + nextP[22][22] = P[22][22]; + + for (unsigned i = 0; i < n_states; i++) + { + nextP[i][i] = nextP[i][i] + processNoise[i]; + } + + // If the total position variance exceds 1E6 (1000m), then stop covariance + // growth by setting the predicted to the previous values + // This prevent an ill conditioned matrix from occurring for long periods + // without GPS + if ((P[7][7] + P[8][8]) > 1E6f) + { + for (uint8_t i=7; i<=8; i++) + { + for (unsigned j = 0; j < n_states; j++) + { + nextP[i][j] = P[i][j]; + nextP[j][i] = P[j][i]; + } + } + } + + // Copy covariance + for (unsigned i = 0; i < n_states; i++) { + P[i][i] = nextP[i][i]; + } + + // force symmetry for observable states + for (unsigned i = 1; i < n_states; i++) + { + for (uint8_t j = 0; j < i; j++) + { + P[i][j] = 0.5f * (nextP[i][j] + nextP[j][i]); + P[j][i] = P[i][j]; + } + } + + ConstrainVariances(); +} + +void AttPosEKF::FuseVelposNED() +{ + +// declare variables used by fault isolation logic + uint32_t gpsRetryTime = 3000; // time in msec before GPS fusion will be retried following innovation consistency failure + uint32_t gpsRetryTimeNoTAS = 500; // retry time if no TAS measurement available + uint32_t hgtRetryTime = 500; // height measurement retry time + uint32_t horizRetryTime; + +// declare variables used to check measurement errors + float velInnov[3] = {0.0f,0.0f,0.0f}; + float posInnov[2] = {0.0f,0.0f}; + float hgtInnov = 0.0f; + +// declare variables used to control access to arrays + bool fuseData[6] = {false,false,false,false,false,false}; + uint8_t stateIndex; + uint8_t obsIndex; + uint8_t indexLimit = 22; + +// declare variables used by state and covariance update calculations + float velErr; + float posErr; + float R_OBS[6]; + float observation[6]; + float SK; + float quatMag; + +// Perform sequential fusion of GPS measurements. This assumes that the +// errors in the different velocity and position components are +// uncorrelated which is not true, however in the absence of covariance +// data from the GPS receiver it is the only assumption we can make +// so we might as well take advantage of the computational efficiencies +// associated with sequential fusion + if (fuseVelData || fusePosData || fuseHgtData) + { + // set the GPS data timeout depending on whether airspeed data is present + if (useAirspeed) horizRetryTime = gpsRetryTime; + else horizRetryTime = gpsRetryTimeNoTAS; + + // Form the observation vector + for (uint8_t i=0; i<=2; i++) observation[i] = velNED[i]; + for (uint8_t i=3; i<=4; i++) observation[i] = posNE[i-3]; + observation[5] = -(hgtMea); + + // Estimate the GPS Velocity, GPS horiz position and height measurement variances. + velErr = 0.2f*accNavMag; // additional error in GPS velocities caused by manoeuvring + posErr = 0.2f*accNavMag; // additional error in GPS position caused by manoeuvring + R_OBS[0] = sq(vneSigma) + sq(velErr); + R_OBS[1] = R_OBS[0]; + R_OBS[2] = sq(vdSigma) + sq(velErr); + R_OBS[3] = sq(posNeSigma) + sq(posErr); + R_OBS[4] = R_OBS[3]; + R_OBS[5] = sq(posDSigma) + sq(posErr); + + // calculate innovations and check GPS data validity using an innovation consistency check + if (fuseVelData) + { + // test velocity measurements + uint8_t imax = 2; + if (fusionModeGPS == 1) imax = 1; + for (uint8_t i = 0; i<=imax; i++) + { + velInnov[i] = statesAtVelTime[i+4] - velNED[i]; + stateIndex = 4 + i; + varInnovVelPos[i] = P[stateIndex][stateIndex] + R_OBS[i]; + } + // apply a 5-sigma threshold + current_ekf_state.velHealth = (sq(velInnov[0]) + sq(velInnov[1]) + sq(velInnov[2])) < 25.0f * (varInnovVelPos[0] + varInnovVelPos[1] + varInnovVelPos[2]); + current_ekf_state.velTimeout = (millis() - current_ekf_state.velFailTime) > horizRetryTime; + if (current_ekf_state.velHealth || current_ekf_state.velTimeout) + { + current_ekf_state.velHealth = true; + current_ekf_state.velFailTime = millis(); + } + else + { + current_ekf_state.velHealth = false; + } + } + if (fusePosData) + { + // test horizontal position measurements + posInnov[0] = statesAtPosTime[7] - posNE[0]; + posInnov[1] = statesAtPosTime[8] - posNE[1]; + varInnovVelPos[3] = P[7][7] + R_OBS[3]; + varInnovVelPos[4] = P[8][8] + R_OBS[4]; + // apply a 10-sigma threshold + current_ekf_state.posHealth = (sq(posInnov[0]) + sq(posInnov[1])) < 100.0f*(varInnovVelPos[3] + varInnovVelPos[4]); + current_ekf_state.posTimeout = (millis() - current_ekf_state.posFailTime) > horizRetryTime; + if (current_ekf_state.posHealth || current_ekf_state.posTimeout) + { + current_ekf_state.posHealth = true; + current_ekf_state.posFailTime = millis(); + } + else + { + current_ekf_state.posHealth = false; + } + } + // test height measurements + if (fuseHgtData) + { + hgtInnov = statesAtHgtTime[9] + hgtMea; + varInnovVelPos[5] = P[9][9] + R_OBS[5]; + // apply a 10-sigma threshold + current_ekf_state.hgtHealth = sq(hgtInnov) < 100.0f*varInnovVelPos[5]; + current_ekf_state.hgtTimeout = (millis() - current_ekf_state.hgtFailTime) > hgtRetryTime; + if (current_ekf_state.hgtHealth || current_ekf_state.hgtTimeout) + { + current_ekf_state.hgtHealth = true; + current_ekf_state.hgtFailTime = millis(); + } + else + { + current_ekf_state.hgtHealth = false; + } + } + // Set range for sequential fusion of velocity and position measurements depending + // on which data is available and its health + if (fuseVelData && fusionModeGPS == 0 && current_ekf_state.velHealth) + { + fuseData[0] = true; + fuseData[1] = true; + fuseData[2] = true; + } + if (fuseVelData && fusionModeGPS == 1 && current_ekf_state.velHealth) + { + fuseData[0] = true; + fuseData[1] = true; + } + if (fusePosData && fusionModeGPS <= 2 && current_ekf_state.posHealth) + { + fuseData[3] = true; + fuseData[4] = true; + } + if (fuseHgtData && current_ekf_state.hgtHealth) + { + fuseData[5] = true; + } + // Fuse measurements sequentially + for (obsIndex=0; obsIndex<=5; obsIndex++) + { + if (fuseData[obsIndex]) + { + stateIndex = 4 + obsIndex; + // Calculate the measurement innovation, using states from a + // different time coordinate if fusing height data + if (obsIndex <= 2) + { + innovVelPos[obsIndex] = statesAtVelTime[stateIndex] - observation[obsIndex]; + } + else if (obsIndex == 3 || obsIndex == 4) + { + innovVelPos[obsIndex] = statesAtPosTime[stateIndex] - observation[obsIndex]; + } + else if (obsIndex == 5) + { + innovVelPos[obsIndex] = statesAtHgtTime[stateIndex] - observation[obsIndex]; + } + // Calculate the Kalman Gain + // Calculate innovation variances - also used for data logging + varInnovVelPos[obsIndex] = P[stateIndex][stateIndex] + R_OBS[obsIndex]; + SK = 1.0/(double)varInnovVelPos[obsIndex]; + for (uint8_t i= 0; i<=indexLimit; i++) + { + Kfusion[i] = P[i][stateIndex]*SK; + } + + // Don't update Z accel bias state unless using a height observation (GPS velocities can be biased) + if (obsIndex != 5) { + Kfusion[13] = 0; + } + // Don't update wind states if inhibited + if (inhibitWindStates) { + Kfusion[14] = 0; + Kfusion[15] = 0; + } + // Don't update magnetic field states if inhibited + if (inhibitMagStates) { + for (uint8_t i = 16; i<=21; i++) + { + Kfusion[i] = 0; + } + } + // Don't update terrain state if inhibited + if (inhibitGndHgtState) { + Kfusion[22] = 0; + } + + // Calculate state corrections and re-normalise the quaternions + for (uint8_t i = 0; i<=indexLimit; i++) + { + states[i] = states[i] - Kfusion[i] * innovVelPos[obsIndex]; + } + quatMag = sqrt(states[0]*states[0] + states[1]*states[1] + states[2]*states[2] + states[3]*states[3]); + if (quatMag > 1e-12f) // divide by 0 protection + { + for (uint8_t i = 0; i<=3; i++) + { + states[i] = states[i] / quatMag; + } + } + // Update the covariance - take advantage of direct observation of a + // single state at index = stateIndex to reduce computations + // Optimised implementation of standard equation P = (I - K*H)*P; + for (uint8_t i= 0; i<=indexLimit; i++) + { + for (uint8_t j= 0; j<=indexLimit; j++) + { + KHP[i][j] = Kfusion[i] * P[stateIndex][j]; + } + } + for (uint8_t i= 0; i<=indexLimit; i++) + { + for (uint8_t j= 0; j<=indexLimit; j++) + { + P[i][j] = P[i][j] - KHP[i][j]; + } + } + } + } + } + + ForceSymmetry(); + ConstrainVariances(); + +} + +void AttPosEKF::FuseMagnetometer() +{ + + float &q0 = magstate.q0; + float &q1 = magstate.q1; + float &q2 = magstate.q2; + float &q3 = magstate.q3; + float &magN = magstate.magN; + float &magE = magstate.magE; + float &magD = magstate.magD; + float &magXbias = magstate.magXbias; + float &magYbias = magstate.magYbias; + float &magZbias = magstate.magZbias; + unsigned &obsIndex = magstate.obsIndex; + Mat3f &DCM = magstate.DCM; + float *MagPred = &magstate.MagPred[0]; + float &R_MAG = magstate.R_MAG; + float *SH_MAG = &magstate.SH_MAG[0]; + + float SK_MX[6]; + float SK_MY[5]; + float SK_MZ[6]; + float H_MAG[n_states]; + for (uint8_t i = 0; i < n_states; i++) { + H_MAG[i] = 0.0f; + } + +// Perform sequential fusion of Magnetometer measurements. +// This assumes that the errors in the different components are +// uncorrelated which is not true, however in the absence of covariance +// data fit is the only assumption we can make +// so we might as well take advantage of the computational efficiencies +// associated with sequential fusion + if (useCompass && fuseMagData && (obsIndex < 3)) + { + // Calculate observation jacobians and Kalman gains + if (obsIndex == 0) + { + // Copy required states to local variable names + q0 = statesAtMagMeasTime[0]; + q1 = statesAtMagMeasTime[1]; + q2 = statesAtMagMeasTime[2]; + q3 = statesAtMagMeasTime[3]; + magN = statesAtMagMeasTime[16]; + magE = statesAtMagMeasTime[17]; + magD = statesAtMagMeasTime[18]; + magXbias = statesAtMagMeasTime[19]; + magYbias = statesAtMagMeasTime[20]; + magZbias = statesAtMagMeasTime[21]; + + // rotate predicted earth components into body axes and calculate + // predicted measurments + DCM.x.x = q0*q0 + q1*q1 - q2*q2 - q3*q3; + DCM.x.y = 2*(q1*q2 + q0*q3); + DCM.x.z = 2*(q1*q3-q0*q2); + DCM.y.x = 2*(q1*q2 - q0*q3); + DCM.y.y = q0*q0 - q1*q1 + q2*q2 - q3*q3; + DCM.y.z = 2*(q2*q3 + q0*q1); + DCM.z.x = 2*(q1*q3 + q0*q2); + DCM.z.y = 2*(q2*q3 - q0*q1); + DCM.z.z = q0*q0 - q1*q1 - q2*q2 + q3*q3; + MagPred[0] = DCM.x.x*magN + DCM.x.y*magE + DCM.x.z*magD + magXbias; + MagPred[1] = DCM.y.x*magN + DCM.y.y*magE + DCM.y.z*magD + magYbias; + MagPred[2] = DCM.z.x*magN + DCM.z.y*magE + DCM.z.z*magD + magZbias; + + // scale magnetometer observation error with total angular rate + R_MAG = sq(magMeasurementSigma) + sq(0.05f*dAngIMU.length()/dtIMU); + + // Calculate observation jacobians + SH_MAG[0] = 2*magD*q3 + 2*magE*q2 + 2*magN*q1; + SH_MAG[1] = 2*magD*q0 - 2*magE*q1 + 2*magN*q2; + SH_MAG[2] = 2*magD*q1 + 2*magE*q0 - 2*magN*q3; + SH_MAG[3] = sq(q3); + SH_MAG[4] = sq(q2); + SH_MAG[5] = sq(q1); + SH_MAG[6] = sq(q0); + SH_MAG[7] = 2*magN*q0; + SH_MAG[8] = 2*magE*q3; + + for (uint8_t i = 0; i < n_states; i++) H_MAG[i] = 0; + H_MAG[0] = SH_MAG[7] + SH_MAG[8] - 2*magD*q2; + H_MAG[1] = SH_MAG[0]; + H_MAG[2] = 2*magE*q1 - 2*magD*q0 - 2*magN*q2; + H_MAG[3] = SH_MAG[2]; + H_MAG[16] = SH_MAG[5] - SH_MAG[4] - SH_MAG[3] + SH_MAG[6]; + H_MAG[17] = 2*q0*q3 + 2*q1*q2; + H_MAG[18] = 2*q1*q3 - 2*q0*q2; + H_MAG[19] = 1.0f; + + // Calculate Kalman gain + float temp = (P[19][19] + R_MAG + P[1][19]*SH_MAG[0] + P[3][19]*SH_MAG[2] - P[16][19]*(SH_MAG[3] + SH_MAG[4] - SH_MAG[5] - SH_MAG[6]) - (2*magD*q0 - 2*magE*q1 + 2*magN*q2)*(P[19][2] + P[1][2]*SH_MAG[0] + P[3][2]*SH_MAG[2] - P[16][2]*(SH_MAG[3] + SH_MAG[4] - SH_MAG[5] - SH_MAG[6]) + P[17][2]*(2*q0*q3 + 2*q1*q2) - P[18][2]*(2*q0*q2 - 2*q1*q3) - P[2][2]*(2*magD*q0 - 2*magE*q1 + 2*magN*q2) + P[0][2]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + (SH_MAG[7] + SH_MAG[8] - 2*magD*q2)*(P[19][0] + P[1][0]*SH_MAG[0] + P[3][0]*SH_MAG[2] - P[16][0]*(SH_MAG[3] + SH_MAG[4] - SH_MAG[5] - SH_MAG[6]) + P[17][0]*(2*q0*q3 + 2*q1*q2) - P[18][0]*(2*q0*q2 - 2*q1*q3) - P[2][0]*(2*magD*q0 - 2*magE*q1 + 2*magN*q2) + P[0][0]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + SH_MAG[0]*(P[19][1] + P[1][1]*SH_MAG[0] + P[3][1]*SH_MAG[2] - P[16][1]*(SH_MAG[3] + SH_MAG[4] - SH_MAG[5] - SH_MAG[6]) + P[17][1]*(2*q0*q3 + 2*q1*q2) - P[18][1]*(2*q0*q2 - 2*q1*q3) - P[2][1]*(2*magD*q0 - 2*magE*q1 + 2*magN*q2) + P[0][1]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + SH_MAG[2]*(P[19][3] + P[1][3]*SH_MAG[0] + P[3][3]*SH_MAG[2] - P[16][3]*(SH_MAG[3] + SH_MAG[4] - SH_MAG[5] - SH_MAG[6]) + P[17][3]*(2*q0*q3 + 2*q1*q2) - P[18][3]*(2*q0*q2 - 2*q1*q3) - P[2][3]*(2*magD*q0 - 2*magE*q1 + 2*magN*q2) + P[0][3]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) - (SH_MAG[3] + SH_MAG[4] - SH_MAG[5] - SH_MAG[6])*(P[19][16] + P[1][16]*SH_MAG[0] + P[3][16]*SH_MAG[2] - P[16][16]*(SH_MAG[3] + SH_MAG[4] - SH_MAG[5] - SH_MAG[6]) + P[17][16]*(2*q0*q3 + 2*q1*q2) - P[18][16]*(2*q0*q2 - 2*q1*q3) - P[2][16]*(2*magD*q0 - 2*magE*q1 + 2*magN*q2) + P[0][16]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + P[17][19]*(2*q0*q3 + 2*q1*q2) - P[18][19]*(2*q0*q2 - 2*q1*q3) - P[2][19]*(2*magD*q0 - 2*magE*q1 + 2*magN*q2) + (2*q0*q3 + 2*q1*q2)*(P[19][17] + P[1][17]*SH_MAG[0] + P[3][17]*SH_MAG[2] - P[16][17]*(SH_MAG[3] + SH_MAG[4] - SH_MAG[5] - SH_MAG[6]) + P[17][17]*(2*q0*q3 + 2*q1*q2) - P[18][17]*(2*q0*q2 - 2*q1*q3) - P[2][17]*(2*magD*q0 - 2*magE*q1 + 2*magN*q2) + P[0][17]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) - (2*q0*q2 - 2*q1*q3)*(P[19][18] + P[1][18]*SH_MAG[0] + P[3][18]*SH_MAG[2] - P[16][18]*(SH_MAG[3] + SH_MAG[4] - SH_MAG[5] - SH_MAG[6]) + P[17][18]*(2*q0*q3 + 2*q1*q2) - P[18][18]*(2*q0*q2 - 2*q1*q3) - P[2][18]*(2*magD*q0 - 2*magE*q1 + 2*magN*q2) + P[0][18]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + P[0][19]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)); + if (temp >= R_MAG) { + SK_MX[0] = 1.0f / temp; + } else { + // the calculation is badly conditioned, so we cannot perform fusion on this step + // we increase the state variances and try again next time + P[19][19] += 0.1f*R_MAG; + obsIndex = 1; + return; + } + SK_MX[1] = SH_MAG[3] + SH_MAG[4] - SH_MAG[5] - SH_MAG[6]; + SK_MX[2] = 2*magD*q0 - 2*magE*q1 + 2*magN*q2; + SK_MX[3] = SH_MAG[7] + SH_MAG[8] - 2*magD*q2; + SK_MX[4] = 2*q0*q2 - 2*q1*q3; + SK_MX[5] = 2*q0*q3 + 2*q1*q2; + Kfusion[0] = SK_MX[0]*(P[0][19] + P[0][1]*SH_MAG[0] + P[0][3]*SH_MAG[2] + P[0][0]*SK_MX[3] - P[0][2]*SK_MX[2] - P[0][16]*SK_MX[1] + P[0][17]*SK_MX[5] - P[0][18]*SK_MX[4]); + Kfusion[1] = SK_MX[0]*(P[1][19] + P[1][1]*SH_MAG[0] + P[1][3]*SH_MAG[2] + P[1][0]*SK_MX[3] - P[1][2]*SK_MX[2] - P[1][16]*SK_MX[1] + P[1][17]*SK_MX[5] - P[1][18]*SK_MX[4]); + Kfusion[2] = SK_MX[0]*(P[2][19] + P[2][1]*SH_MAG[0] + P[2][3]*SH_MAG[2] + P[2][0]*SK_MX[3] - P[2][2]*SK_MX[2] - P[2][16]*SK_MX[1] + P[2][17]*SK_MX[5] - P[2][18]*SK_MX[4]); + Kfusion[3] = SK_MX[0]*(P[3][19] + P[3][1]*SH_MAG[0] + P[3][3]*SH_MAG[2] + P[3][0]*SK_MX[3] - P[3][2]*SK_MX[2] - P[3][16]*SK_MX[1] + P[3][17]*SK_MX[5] - P[3][18]*SK_MX[4]); + Kfusion[4] = SK_MX[0]*(P[4][19] + P[4][1]*SH_MAG[0] + P[4][3]*SH_MAG[2] + P[4][0]*SK_MX[3] - P[4][2]*SK_MX[2] - P[4][16]*SK_MX[1] + P[4][17]*SK_MX[5] - P[4][18]*SK_MX[4]); + Kfusion[5] = SK_MX[0]*(P[5][19] + P[5][1]*SH_MAG[0] + P[5][3]*SH_MAG[2] + P[5][0]*SK_MX[3] - P[5][2]*SK_MX[2] - P[5][16]*SK_MX[1] + P[5][17]*SK_MX[5] - P[5][18]*SK_MX[4]); + Kfusion[6] = SK_MX[0]*(P[6][19] + P[6][1]*SH_MAG[0] + P[6][3]*SH_MAG[2] + P[6][0]*SK_MX[3] - P[6][2]*SK_MX[2] - P[6][16]*SK_MX[1] + P[6][17]*SK_MX[5] - P[6][18]*SK_MX[4]); + Kfusion[7] = SK_MX[0]*(P[7][19] + P[7][1]*SH_MAG[0] + P[7][3]*SH_MAG[2] + P[7][0]*SK_MX[3] - P[7][2]*SK_MX[2] - P[7][16]*SK_MX[1] + P[7][17]*SK_MX[5] - P[7][18]*SK_MX[4]); + Kfusion[8] = SK_MX[0]*(P[8][19] + P[8][1]*SH_MAG[0] + P[8][3]*SH_MAG[2] + P[8][0]*SK_MX[3] - P[8][2]*SK_MX[2] - P[8][16]*SK_MX[1] + P[8][17]*SK_MX[5] - P[8][18]*SK_MX[4]); + Kfusion[9] = SK_MX[0]*(P[9][19] + P[9][1]*SH_MAG[0] + P[9][3]*SH_MAG[2] + P[9][0]*SK_MX[3] - P[9][2]*SK_MX[2] - P[9][16]*SK_MX[1] + P[9][17]*SK_MX[5] - P[9][18]*SK_MX[4]); + Kfusion[10] = SK_MX[0]*(P[10][19] + P[10][1]*SH_MAG[0] + P[10][3]*SH_MAG[2] + P[10][0]*SK_MX[3] - P[10][2]*SK_MX[2] - P[10][16]*SK_MX[1] + P[10][17]*SK_MX[5] - P[10][18]*SK_MX[4]); + Kfusion[11] = SK_MX[0]*(P[11][19] + P[11][1]*SH_MAG[0] + P[11][3]*SH_MAG[2] + P[11][0]*SK_MX[3] - P[11][2]*SK_MX[2] - P[11][16]*SK_MX[1] + P[11][17]*SK_MX[5] - P[11][18]*SK_MX[4]); + Kfusion[12] = SK_MX[0]*(P[12][19] + P[12][1]*SH_MAG[0] + P[12][3]*SH_MAG[2] + P[12][0]*SK_MX[3] - P[12][2]*SK_MX[2] - P[12][16]*SK_MX[1] + P[12][17]*SK_MX[5] - P[12][18]*SK_MX[4]); + // Only height measurements are allowed to modify the Z delta velocity bias state. This improves the stability of the estimate + Kfusion[13] = 0.0f;//SK_MX[0]*(P[13][19] + P[13][1]*SH_MAG[0] + P[13][3]*SH_MAG[2] + P[13][0]*SK_MX[3] - P[13][2]*SK_MX[2] - P[13][16]*SK_MX[1] + P[13][17]*SK_MX[5] - P[13][18]*SK_MX[4]); + // Estimation of selected states is inhibited by setting their Kalman gains to zero + if (!inhibitWindStates) { + Kfusion[14] = SK_MX[0]*(P[14][19] + P[14][1]*SH_MAG[0] + P[14][3]*SH_MAG[2] + P[14][0]*SK_MX[3] - P[14][2]*SK_MX[2] - P[14][16]*SK_MX[1] + P[14][17]*SK_MX[5] - P[14][18]*SK_MX[4]); + Kfusion[15] = SK_MX[0]*(P[15][19] + P[15][1]*SH_MAG[0] + P[15][3]*SH_MAG[2] + P[15][0]*SK_MX[3] - P[15][2]*SK_MX[2] - P[15][16]*SK_MX[1] + P[15][17]*SK_MX[5] - P[15][18]*SK_MX[4]); + } else { + Kfusion[14] = 0; + Kfusion[15] = 0; + } + if (!inhibitMagStates) { + Kfusion[16] = SK_MX[0]*(P[16][19] + P[16][1]*SH_MAG[0] + P[16][3]*SH_MAG[2] + P[16][0]*SK_MX[3] - P[16][2]*SK_MX[2] - P[16][16]*SK_MX[1] + P[16][17]*SK_MX[5] - P[16][18]*SK_MX[4]); + Kfusion[17] = SK_MX[0]*(P[17][19] + P[17][1]*SH_MAG[0] + P[17][3]*SH_MAG[2] + P[17][0]*SK_MX[3] - P[17][2]*SK_MX[2] - P[17][16]*SK_MX[1] + P[17][17]*SK_MX[5] - P[17][18]*SK_MX[4]); + Kfusion[18] = SK_MX[0]*(P[18][19] + P[18][1]*SH_MAG[0] + P[18][3]*SH_MAG[2] + P[18][0]*SK_MX[3] - P[18][2]*SK_MX[2] - P[18][16]*SK_MX[1] + P[18][17]*SK_MX[5] - P[18][18]*SK_MX[4]); + Kfusion[19] = SK_MX[0]*(P[19][19] + P[19][1]*SH_MAG[0] + P[19][3]*SH_MAG[2] + P[19][0]*SK_MX[3] - P[19][2]*SK_MX[2] - P[19][16]*SK_MX[1] + P[19][17]*SK_MX[5] - P[19][18]*SK_MX[4]); + Kfusion[20] = SK_MX[0]*(P[20][19] + P[20][1]*SH_MAG[0] + P[20][3]*SH_MAG[2] + P[20][0]*SK_MX[3] - P[20][2]*SK_MX[2] - P[20][16]*SK_MX[1] + P[20][17]*SK_MX[5] - P[20][18]*SK_MX[4]); + Kfusion[21] = SK_MX[0]*(P[21][19] + P[21][1]*SH_MAG[0] + P[21][3]*SH_MAG[2] + P[21][0]*SK_MX[3] - P[21][2]*SK_MX[2] - P[21][16]*SK_MX[1] + P[21][17]*SK_MX[5] - P[21][18]*SK_MX[4]); + } else { + for (uint8_t i=16; i <= 21; i++) { + Kfusion[i] = 0; + } + } + if (!inhibitGndHgtState) { + Kfusion[22] = SK_MX[0]*(P[22][19] + P[22][1]*SH_MAG[0] + P[22][3]*SH_MAG[2] + P[22][0]*SK_MX[3] - P[22][2]*SK_MX[2] - P[22][16]*SK_MX[1] + P[22][17]*SK_MX[5] - P[22][18]*SK_MX[4]); + } else { + Kfusion[22] = 0; + } + varInnovMag[0] = 1.0f/SK_MX[0]; + innovMag[0] = MagPred[0] - magData.x; + } + else if (obsIndex == 1) // we are now fusing the Y measurement + { + // Calculate observation jacobians + for (unsigned int i = 0; i < n_states; i++) H_MAG[i] = 0; + H_MAG[0] = SH_MAG[2]; + H_MAG[1] = SH_MAG[1]; + H_MAG[2] = SH_MAG[0]; + H_MAG[3] = 2*magD*q2 - SH_MAG[8] - SH_MAG[7]; + H_MAG[16] = 2*q1*q2 - 2*q0*q3; + H_MAG[17] = SH_MAG[4] - SH_MAG[3] - SH_MAG[5] + SH_MAG[6]; + H_MAG[18] = 2*q0*q1 + 2*q2*q3; + H_MAG[20] = 1; + + // Calculate Kalman gain + float temp = (P[20][20] + R_MAG + P[0][20]*SH_MAG[2] + P[1][20]*SH_MAG[1] + P[2][20]*SH_MAG[0] - P[17][20]*(SH_MAG[3] - SH_MAG[4] + SH_MAG[5] - SH_MAG[6]) - (2*q0*q3 - 2*q1*q2)*(P[20][16] + P[0][16]*SH_MAG[2] + P[1][16]*SH_MAG[1] + P[2][16]*SH_MAG[0] - P[17][16]*(SH_MAG[3] - SH_MAG[4] + SH_MAG[5] - SH_MAG[6]) - P[16][16]*(2*q0*q3 - 2*q1*q2) + P[18][16]*(2*q0*q1 + 2*q2*q3) - P[3][16]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + (2*q0*q1 + 2*q2*q3)*(P[20][18] + P[0][18]*SH_MAG[2] + P[1][18]*SH_MAG[1] + P[2][18]*SH_MAG[0] - P[17][18]*(SH_MAG[3] - SH_MAG[4] + SH_MAG[5] - SH_MAG[6]) - P[16][18]*(2*q0*q3 - 2*q1*q2) + P[18][18]*(2*q0*q1 + 2*q2*q3) - P[3][18]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) - (SH_MAG[7] + SH_MAG[8] - 2*magD*q2)*(P[20][3] + P[0][3]*SH_MAG[2] + P[1][3]*SH_MAG[1] + P[2][3]*SH_MAG[0] - P[17][3]*(SH_MAG[3] - SH_MAG[4] + SH_MAG[5] - SH_MAG[6]) - P[16][3]*(2*q0*q3 - 2*q1*q2) + P[18][3]*(2*q0*q1 + 2*q2*q3) - P[3][3]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) - P[16][20]*(2*q0*q3 - 2*q1*q2) + P[18][20]*(2*q0*q1 + 2*q2*q3) + SH_MAG[2]*(P[20][0] + P[0][0]*SH_MAG[2] + P[1][0]*SH_MAG[1] + P[2][0]*SH_MAG[0] - P[17][0]*(SH_MAG[3] - SH_MAG[4] + SH_MAG[5] - SH_MAG[6]) - P[16][0]*(2*q0*q3 - 2*q1*q2) + P[18][0]*(2*q0*q1 + 2*q2*q3) - P[3][0]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + SH_MAG[1]*(P[20][1] + P[0][1]*SH_MAG[2] + P[1][1]*SH_MAG[1] + P[2][1]*SH_MAG[0] - P[17][1]*(SH_MAG[3] - SH_MAG[4] + SH_MAG[5] - SH_MAG[6]) - P[16][1]*(2*q0*q3 - 2*q1*q2) + P[18][1]*(2*q0*q1 + 2*q2*q3) - P[3][1]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + SH_MAG[0]*(P[20][2] + P[0][2]*SH_MAG[2] + P[1][2]*SH_MAG[1] + P[2][2]*SH_MAG[0] - P[17][2]*(SH_MAG[3] - SH_MAG[4] + SH_MAG[5] - SH_MAG[6]) - P[16][2]*(2*q0*q3 - 2*q1*q2) + P[18][2]*(2*q0*q1 + 2*q2*q3) - P[3][2]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) - (SH_MAG[3] - SH_MAG[4] + SH_MAG[5] - SH_MAG[6])*(P[20][17] + P[0][17]*SH_MAG[2] + P[1][17]*SH_MAG[1] + P[2][17]*SH_MAG[0] - P[17][17]*(SH_MAG[3] - SH_MAG[4] + SH_MAG[5] - SH_MAG[6]) - P[16][17]*(2*q0*q3 - 2*q1*q2) + P[18][17]*(2*q0*q1 + 2*q2*q3) - P[3][17]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) - P[3][20]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)); + if (temp >= R_MAG) { + SK_MY[0] = 1.0f / temp; + } else { + // the calculation is badly conditioned, so we cannot perform fusion on this step + // we increase the state variances and try again next time + P[20][20] += 0.1f*R_MAG; + obsIndex = 2; + return; + } + SK_MY[1] = SH_MAG[3] - SH_MAG[4] + SH_MAG[5] - SH_MAG[6]; + SK_MY[2] = SH_MAG[7] + SH_MAG[8] - 2*magD*q2; + SK_MY[3] = 2*q0*q3 - 2*q1*q2; + SK_MY[4] = 2*q0*q1 + 2*q2*q3; + Kfusion[0] = SK_MY[0]*(P[0][20] + P[0][0]*SH_MAG[2] + P[0][1]*SH_MAG[1] + P[0][2]*SH_MAG[0] - P[0][3]*SK_MY[2] - P[0][17]*SK_MY[1] - P[0][16]*SK_MY[3] + P[0][18]*SK_MY[4]); + Kfusion[1] = SK_MY[0]*(P[1][20] + P[1][0]*SH_MAG[2] + P[1][1]*SH_MAG[1] + P[1][2]*SH_MAG[0] - P[1][3]*SK_MY[2] - P[1][17]*SK_MY[1] - P[1][16]*SK_MY[3] + P[1][18]*SK_MY[4]); + Kfusion[2] = SK_MY[0]*(P[2][20] + P[2][0]*SH_MAG[2] + P[2][1]*SH_MAG[1] + P[2][2]*SH_MAG[0] - P[2][3]*SK_MY[2] - P[2][17]*SK_MY[1] - P[2][16]*SK_MY[3] + P[2][18]*SK_MY[4]); + Kfusion[3] = SK_MY[0]*(P[3][20] + P[3][0]*SH_MAG[2] + P[3][1]*SH_MAG[1] + P[3][2]*SH_MAG[0] - P[3][3]*SK_MY[2] - P[3][17]*SK_MY[1] - P[3][16]*SK_MY[3] + P[3][18]*SK_MY[4]); + Kfusion[4] = SK_MY[0]*(P[4][20] + P[4][0]*SH_MAG[2] + P[4][1]*SH_MAG[1] + P[4][2]*SH_MAG[0] - P[4][3]*SK_MY[2] - P[4][17]*SK_MY[1] - P[4][16]*SK_MY[3] + P[4][18]*SK_MY[4]); + Kfusion[5] = SK_MY[0]*(P[5][20] + P[5][0]*SH_MAG[2] + P[5][1]*SH_MAG[1] + P[5][2]*SH_MAG[0] - P[5][3]*SK_MY[2] - P[5][17]*SK_MY[1] - P[5][16]*SK_MY[3] + P[5][18]*SK_MY[4]); + Kfusion[6] = SK_MY[0]*(P[6][20] + P[6][0]*SH_MAG[2] + P[6][1]*SH_MAG[1] + P[6][2]*SH_MAG[0] - P[6][3]*SK_MY[2] - P[6][17]*SK_MY[1] - P[6][16]*SK_MY[3] + P[6][18]*SK_MY[4]); + Kfusion[7] = SK_MY[0]*(P[7][20] + P[7][0]*SH_MAG[2] + P[7][1]*SH_MAG[1] + P[7][2]*SH_MAG[0] - P[7][3]*SK_MY[2] - P[7][17]*SK_MY[1] - P[7][16]*SK_MY[3] + P[7][18]*SK_MY[4]); + Kfusion[8] = SK_MY[0]*(P[8][20] + P[8][0]*SH_MAG[2] + P[8][1]*SH_MAG[1] + P[8][2]*SH_MAG[0] - P[8][3]*SK_MY[2] - P[8][17]*SK_MY[1] - P[8][16]*SK_MY[3] + P[8][18]*SK_MY[4]); + Kfusion[9] = SK_MY[0]*(P[9][20] + P[9][0]*SH_MAG[2] + P[9][1]*SH_MAG[1] + P[9][2]*SH_MAG[0] - P[9][3]*SK_MY[2] - P[9][17]*SK_MY[1] - P[9][16]*SK_MY[3] + P[9][18]*SK_MY[4]); + Kfusion[10] = SK_MY[0]*(P[10][20] + P[10][0]*SH_MAG[2] + P[10][1]*SH_MAG[1] + P[10][2]*SH_MAG[0] - P[10][3]*SK_MY[2] - P[10][17]*SK_MY[1] - P[10][16]*SK_MY[3] + P[10][18]*SK_MY[4]); + Kfusion[11] = SK_MY[0]*(P[11][20] + P[11][0]*SH_MAG[2] + P[11][1]*SH_MAG[1] + P[11][2]*SH_MAG[0] - P[11][3]*SK_MY[2] - P[11][17]*SK_MY[1] - P[11][16]*SK_MY[3] + P[11][18]*SK_MY[4]); + Kfusion[12] = SK_MY[0]*(P[12][20] + P[12][0]*SH_MAG[2] + P[12][1]*SH_MAG[1] + P[12][2]*SH_MAG[0] - P[12][3]*SK_MY[2] - P[12][17]*SK_MY[1] - P[12][16]*SK_MY[3] + P[12][18]*SK_MY[4]); + // Only height measurements are allowed to modify the Z delta velocity bias state. This improves the stability of the estimate + Kfusion[13] = 0.0f;//SK_MY[0]*(P[13][20] + P[13][0]*SH_MAG[2] + P[13][1]*SH_MAG[1] + P[13][2]*SH_MAG[0] - P[13][3]*SK_MY[2] - P[13][17]*SK_MY[1] - P[13][16]*SK_MY[3] + P[13][18]*SK_MY[4]); + // Estimation of selected states is inhibited by setting their Kalman gains to zero + if (!inhibitWindStates) { + Kfusion[14] = SK_MY[0]*(P[14][20] + P[14][0]*SH_MAG[2] + P[14][1]*SH_MAG[1] + P[14][2]*SH_MAG[0] - P[14][3]*SK_MY[2] - P[14][17]*SK_MY[1] - P[14][16]*SK_MY[3] + P[14][18]*SK_MY[4]); + Kfusion[15] = SK_MY[0]*(P[15][20] + P[15][0]*SH_MAG[2] + P[15][1]*SH_MAG[1] + P[15][2]*SH_MAG[0] - P[15][3]*SK_MY[2] - P[15][17]*SK_MY[1] - P[15][16]*SK_MY[3] + P[15][18]*SK_MY[4]); + } else { + Kfusion[14] = 0; + Kfusion[15] = 0; + } + if (!inhibitMagStates) { + Kfusion[16] = SK_MY[0]*(P[16][20] + P[16][0]*SH_MAG[2] + P[16][1]*SH_MAG[1] + P[16][2]*SH_MAG[0] - P[16][3]*SK_MY[2] - P[16][17]*SK_MY[1] - P[16][16]*SK_MY[3] + P[16][18]*SK_MY[4]); + Kfusion[17] = SK_MY[0]*(P[17][20] + P[17][0]*SH_MAG[2] + P[17][1]*SH_MAG[1] + P[17][2]*SH_MAG[0] - P[17][3]*SK_MY[2] - P[17][17]*SK_MY[1] - P[17][16]*SK_MY[3] + P[17][18]*SK_MY[4]); + Kfusion[18] = SK_MY[0]*(P[18][20] + P[18][0]*SH_MAG[2] + P[18][1]*SH_MAG[1] + P[18][2]*SH_MAG[0] - P[18][3]*SK_MY[2] - P[18][17]*SK_MY[1] - P[18][16]*SK_MY[3] + P[18][18]*SK_MY[4]); + Kfusion[19] = SK_MY[0]*(P[19][20] + P[19][0]*SH_MAG[2] + P[19][1]*SH_MAG[1] + P[19][2]*SH_MAG[0] - P[19][3]*SK_MY[2] - P[19][17]*SK_MY[1] - P[19][16]*SK_MY[3] + P[19][18]*SK_MY[4]); + Kfusion[20] = SK_MY[0]*(P[20][20] + P[20][0]*SH_MAG[2] + P[20][1]*SH_MAG[1] + P[20][2]*SH_MAG[0] - P[20][3]*SK_MY[2] - P[20][17]*SK_MY[1] - P[20][16]*SK_MY[3] + P[20][18]*SK_MY[4]); + Kfusion[21] = SK_MY[0]*(P[21][20] + P[21][0]*SH_MAG[2] + P[21][1]*SH_MAG[1] + P[21][2]*SH_MAG[0] - P[21][3]*SK_MY[2] - P[21][17]*SK_MY[1] - P[21][16]*SK_MY[3] + P[21][18]*SK_MY[4]); + } else { + Kfusion[16] = 0; + Kfusion[17] = 0; + Kfusion[18] = 0; + Kfusion[19] = 0; + Kfusion[20] = 0; + Kfusion[21] = 0; + } + if (!inhibitGndHgtState) { + Kfusion[22] = SK_MY[0]*(P[22][20] + P[22][0]*SH_MAG[2] + P[22][1]*SH_MAG[1] + P[22][2]*SH_MAG[0] - P[22][3]*SK_MY[2] - P[22][17]*SK_MY[1] - P[22][16]*SK_MY[3] + P[22][18]*SK_MY[4]); + } else { + Kfusion[22] = 0; + } + varInnovMag[1] = 1.0f/SK_MY[0]; + innovMag[1] = MagPred[1] - magData.y; + } + else if (obsIndex == 2) // we are now fusing the Z measurement + { + // Calculate observation jacobians + for (uint8_t i = 0; i < n_states; i++) H_MAG[i] = 0; + H_MAG[0] = SH_MAG[1]; + H_MAG[1] = 2*magN*q3 - 2*magE*q0 - 2*magD*q1; + H_MAG[2] = SH_MAG[7] + SH_MAG[8] - 2*magD*q2; + H_MAG[3] = SH_MAG[0]; + H_MAG[16] = 2*q0*q2 + 2*q1*q3; + H_MAG[17] = 2*q2*q3 - 2*q0*q1; + H_MAG[18] = SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6]; + H_MAG[21] = 1; + + // Calculate Kalman gain + float temp = (P[21][21] + R_MAG + P[0][21]*SH_MAG[1] + P[3][21]*SH_MAG[0] + P[18][21]*(SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6]) - (2*magD*q1 + 2*magE*q0 - 2*magN*q3)*(P[21][1] + P[0][1]*SH_MAG[1] + P[3][1]*SH_MAG[0] + P[18][1]*(SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6]) + P[16][1]*(2*q0*q2 + 2*q1*q3) - P[17][1]*(2*q0*q1 - 2*q2*q3) - P[1][1]*(2*magD*q1 + 2*magE*q0 - 2*magN*q3) + P[2][1]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + (SH_MAG[7] + SH_MAG[8] - 2*magD*q2)*(P[21][2] + P[0][2]*SH_MAG[1] + P[3][2]*SH_MAG[0] + P[18][2]*(SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6]) + P[16][2]*(2*q0*q2 + 2*q1*q3) - P[17][2]*(2*q0*q1 - 2*q2*q3) - P[1][2]*(2*magD*q1 + 2*magE*q0 - 2*magN*q3) + P[2][2]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + SH_MAG[1]*(P[21][0] + P[0][0]*SH_MAG[1] + P[3][0]*SH_MAG[0] + P[18][0]*(SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6]) + P[16][0]*(2*q0*q2 + 2*q1*q3) - P[17][0]*(2*q0*q1 - 2*q2*q3) - P[1][0]*(2*magD*q1 + 2*magE*q0 - 2*magN*q3) + P[2][0]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + SH_MAG[0]*(P[21][3] + P[0][3]*SH_MAG[1] + P[3][3]*SH_MAG[0] + P[18][3]*(SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6]) + P[16][3]*(2*q0*q2 + 2*q1*q3) - P[17][3]*(2*q0*q1 - 2*q2*q3) - P[1][3]*(2*magD*q1 + 2*magE*q0 - 2*magN*q3) + P[2][3]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + (SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6])*(P[21][18] + P[0][18]*SH_MAG[1] + P[3][18]*SH_MAG[0] + P[18][18]*(SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6]) + P[16][18]*(2*q0*q2 + 2*q1*q3) - P[17][18]*(2*q0*q1 - 2*q2*q3) - P[1][18]*(2*magD*q1 + 2*magE*q0 - 2*magN*q3) + P[2][18]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + P[16][21]*(2*q0*q2 + 2*q1*q3) - P[17][21]*(2*q0*q1 - 2*q2*q3) - P[1][21]*(2*magD*q1 + 2*magE*q0 - 2*magN*q3) + (2*q0*q2 + 2*q1*q3)*(P[21][16] + P[0][16]*SH_MAG[1] + P[3][16]*SH_MAG[0] + P[18][16]*(SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6]) + P[16][16]*(2*q0*q2 + 2*q1*q3) - P[17][16]*(2*q0*q1 - 2*q2*q3) - P[1][16]*(2*magD*q1 + 2*magE*q0 - 2*magN*q3) + P[2][16]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) - (2*q0*q1 - 2*q2*q3)*(P[21][17] + P[0][17]*SH_MAG[1] + P[3][17]*SH_MAG[0] + P[18][17]*(SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6]) + P[16][17]*(2*q0*q2 + 2*q1*q3) - P[17][17]*(2*q0*q1 - 2*q2*q3) - P[1][17]*(2*magD*q1 + 2*magE*q0 - 2*magN*q3) + P[2][17]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)) + P[2][21]*(SH_MAG[7] + SH_MAG[8] - 2*magD*q2)); + if (temp >= R_MAG) { + SK_MZ[0] = 1.0f / temp; + } else { + // the calculation is badly conditioned, so we cannot perform fusion on this step + // we increase the state variances and try again next time + P[21][21] += 0.1f*R_MAG; + obsIndex = 3; + return; + } + SK_MZ[1] = SH_MAG[3] - SH_MAG[4] - SH_MAG[5] + SH_MAG[6]; + SK_MZ[2] = 2*magD*q1 + 2*magE*q0 - 2*magN*q3; + SK_MZ[3] = SH_MAG[7] + SH_MAG[8] - 2*magD*q2; + SK_MZ[4] = 2*q0*q1 - 2*q2*q3; + SK_MZ[5] = 2*q0*q2 + 2*q1*q3; + Kfusion[0] = SK_MZ[0]*(P[0][21] + P[0][0]*SH_MAG[1] + P[0][3]*SH_MAG[0] - P[0][1]*SK_MZ[2] + P[0][2]*SK_MZ[3] + P[0][18]*SK_MZ[1] + P[0][16]*SK_MZ[5] - P[0][17]*SK_MZ[4]); + Kfusion[1] = SK_MZ[0]*(P[1][21] + P[1][0]*SH_MAG[1] + P[1][3]*SH_MAG[0] - P[1][1]*SK_MZ[2] + P[1][2]*SK_MZ[3] + P[1][18]*SK_MZ[1] + P[1][16]*SK_MZ[5] - P[1][17]*SK_MZ[4]); + Kfusion[2] = SK_MZ[0]*(P[2][21] + P[2][0]*SH_MAG[1] + P[2][3]*SH_MAG[0] - P[2][1]*SK_MZ[2] + P[2][2]*SK_MZ[3] + P[2][18]*SK_MZ[1] + P[2][16]*SK_MZ[5] - P[2][17]*SK_MZ[4]); + Kfusion[3] = SK_MZ[0]*(P[3][21] + P[3][0]*SH_MAG[1] + P[3][3]*SH_MAG[0] - P[3][1]*SK_MZ[2] + P[3][2]*SK_MZ[3] + P[3][18]*SK_MZ[1] + P[3][16]*SK_MZ[5] - P[3][17]*SK_MZ[4]); + Kfusion[4] = SK_MZ[0]*(P[4][21] + P[4][0]*SH_MAG[1] + P[4][3]*SH_MAG[0] - P[4][1]*SK_MZ[2] + P[4][2]*SK_MZ[3] + P[4][18]*SK_MZ[1] + P[4][16]*SK_MZ[5] - P[4][17]*SK_MZ[4]); + Kfusion[5] = SK_MZ[0]*(P[5][21] + P[5][0]*SH_MAG[1] + P[5][3]*SH_MAG[0] - P[5][1]*SK_MZ[2] + P[5][2]*SK_MZ[3] + P[5][18]*SK_MZ[1] + P[5][16]*SK_MZ[5] - P[5][17]*SK_MZ[4]); + Kfusion[6] = SK_MZ[0]*(P[6][21] + P[6][0]*SH_MAG[1] + P[6][3]*SH_MAG[0] - P[6][1]*SK_MZ[2] + P[6][2]*SK_MZ[3] + P[6][18]*SK_MZ[1] + P[6][16]*SK_MZ[5] - P[6][17]*SK_MZ[4]); + Kfusion[7] = SK_MZ[0]*(P[7][21] + P[7][0]*SH_MAG[1] + P[7][3]*SH_MAG[0] - P[7][1]*SK_MZ[2] + P[7][2]*SK_MZ[3] + P[7][18]*SK_MZ[1] + P[7][16]*SK_MZ[5] - P[7][17]*SK_MZ[4]); + Kfusion[8] = SK_MZ[0]*(P[8][21] + P[8][0]*SH_MAG[1] + P[8][3]*SH_MAG[0] - P[8][1]*SK_MZ[2] + P[8][2]*SK_MZ[3] + P[8][18]*SK_MZ[1] + P[8][16]*SK_MZ[5] - P[8][17]*SK_MZ[4]); + Kfusion[9] = SK_MZ[0]*(P[9][21] + P[9][0]*SH_MAG[1] + P[9][3]*SH_MAG[0] - P[9][1]*SK_MZ[2] + P[9][2]*SK_MZ[3] + P[9][18]*SK_MZ[1] + P[9][16]*SK_MZ[5] - P[9][17]*SK_MZ[4]); + Kfusion[10] = SK_MZ[0]*(P[10][21] + P[10][0]*SH_MAG[1] + P[10][3]*SH_MAG[0] - P[10][1]*SK_MZ[2] + P[10][2]*SK_MZ[3] + P[10][18]*SK_MZ[1] + P[10][16]*SK_MZ[5] - P[10][17]*SK_MZ[4]); + Kfusion[11] = SK_MZ[0]*(P[11][21] + P[11][0]*SH_MAG[1] + P[11][3]*SH_MAG[0] - P[11][1]*SK_MZ[2] + P[11][2]*SK_MZ[3] + P[11][18]*SK_MZ[1] + P[11][16]*SK_MZ[5] - P[11][17]*SK_MZ[4]); + Kfusion[12] = SK_MZ[0]*(P[12][21] + P[12][0]*SH_MAG[1] + P[12][3]*SH_MAG[0] - P[12][1]*SK_MZ[2] + P[12][2]*SK_MZ[3] + P[12][18]*SK_MZ[1] + P[12][16]*SK_MZ[5] - P[12][17]*SK_MZ[4]); + // Only height measurements are allowed to modify the Z delta velocity bias state. This improves the stability of the estimate + Kfusion[13] = 0.0f;//SK_MZ[0]*(P[13][21] + P[13][0]*SH_MAG[1] + P[13][3]*SH_MAG[0] - P[13][1]*SK_MZ[2] + P[13][2]*SK_MZ[3] + P[13][18]*SK_MZ[1] + P[13][16]*SK_MZ[5] - P[13][17]*SK_MZ[4]); + // Estimation of selected states is inhibited by setting their Kalman gains to zero + if (!inhibitWindStates) { + Kfusion[14] = SK_MZ[0]*(P[14][21] + P[14][0]*SH_MAG[1] + P[14][3]*SH_MAG[0] - P[14][1]*SK_MZ[2] + P[14][2]*SK_MZ[3] + P[14][18]*SK_MZ[1] + P[14][16]*SK_MZ[5] - P[14][17]*SK_MZ[4]); + Kfusion[15] = SK_MZ[0]*(P[15][21] + P[15][0]*SH_MAG[1] + P[15][3]*SH_MAG[0] - P[15][1]*SK_MZ[2] + P[15][2]*SK_MZ[3] + P[15][18]*SK_MZ[1] + P[15][16]*SK_MZ[5] - P[15][17]*SK_MZ[4]); + } else { + Kfusion[14] = 0; + Kfusion[15] = 0; + } + if (!inhibitMagStates) { + Kfusion[16] = SK_MZ[0]*(P[16][21] + P[16][0]*SH_MAG[1] + P[16][3]*SH_MAG[0] - P[16][1]*SK_MZ[2] + P[16][2]*SK_MZ[3] + P[16][18]*SK_MZ[1] + P[16][16]*SK_MZ[5] - P[16][17]*SK_MZ[4]); + Kfusion[17] = SK_MZ[0]*(P[17][21] + P[17][0]*SH_MAG[1] + P[17][3]*SH_MAG[0] - P[17][1]*SK_MZ[2] + P[17][2]*SK_MZ[3] + P[17][18]*SK_MZ[1] + P[17][16]*SK_MZ[5] - P[17][17]*SK_MZ[4]); + Kfusion[18] = SK_MZ[0]*(P[18][21] + P[18][0]*SH_MAG[1] + P[18][3]*SH_MAG[0] - P[18][1]*SK_MZ[2] + P[18][2]*SK_MZ[3] + P[18][18]*SK_MZ[1] + P[18][16]*SK_MZ[5] - P[18][17]*SK_MZ[4]); + Kfusion[19] = SK_MZ[0]*(P[19][21] + P[19][0]*SH_MAG[1] + P[19][3]*SH_MAG[0] - P[19][1]*SK_MZ[2] + P[19][2]*SK_MZ[3] + P[19][18]*SK_MZ[1] + P[19][16]*SK_MZ[5] - P[19][17]*SK_MZ[4]); + Kfusion[20] = SK_MZ[0]*(P[20][21] + P[20][0]*SH_MAG[1] + P[20][3]*SH_MAG[0] - P[20][1]*SK_MZ[2] + P[20][2]*SK_MZ[3] + P[20][18]*SK_MZ[1] + P[20][16]*SK_MZ[5] - P[20][17]*SK_MZ[4]); + Kfusion[21] = SK_MZ[0]*(P[21][21] + P[21][0]*SH_MAG[1] + P[21][3]*SH_MAG[0] - P[21][1]*SK_MZ[2] + P[21][2]*SK_MZ[3] + P[21][18]*SK_MZ[1] + P[21][16]*SK_MZ[5] - P[21][17]*SK_MZ[4]); + } else { + Kfusion[16] = 0; + Kfusion[17] = 0; + Kfusion[18] = 0; + Kfusion[19] = 0; + Kfusion[20] = 0; + Kfusion[21] = 0; + } + if (!inhibitGndHgtState) { + Kfusion[22] = SK_MZ[0]*(P[22][21] + P[22][0]*SH_MAG[1] + P[22][3]*SH_MAG[0] - P[22][1]*SK_MZ[2] + P[22][2]*SK_MZ[3] + P[22][18]*SK_MZ[1] + P[22][16]*SK_MZ[5] - P[22][17]*SK_MZ[4]); + } else { + Kfusion[22] = 0; + } + varInnovMag[2] = 1.0f/SK_MZ[0]; + innovMag[2] = MagPred[2] - magData.z; + + } + + // Check the innovation for consistency and don't fuse if > 5Sigma + if ((innovMag[obsIndex]*innovMag[obsIndex]/varInnovMag[obsIndex]) < 25.0f) + { + // correct the state vector + for (uint8_t j= 0; j < n_states; j++) + { + states[j] = states[j] - Kfusion[j] * innovMag[obsIndex]; + } + // normalise the quaternion states + float quatMag = sqrt(states[0]*states[0] + states[1]*states[1] + states[2]*states[2] + states[3]*states[3]); + if (quatMag > 1e-12f) + { + for (uint8_t j= 0; j<=3; j++) + { + float quatMagInv = 1.0f/quatMag; + states[j] = states[j] * quatMagInv; + } + } + // correct the covariance P = (I - K*H)*P + // take advantage of the empty columns in KH to reduce the + // number of operations + for (uint8_t i = 0; i < n_states; i++) + { + for (uint8_t j = 0; j <= 3; j++) + { + KH[i][j] = Kfusion[i] * H_MAG[j]; + } + for (uint8_t j = 4; j <= 15; j++) KH[i][j] = 0.0f; + if (!onGround) + { + for (uint8_t j = 16; j <= 21; j++) + { + KH[i][j] = Kfusion[i] * H_MAG[j]; + } + } + else + { + for (uint8_t j = 16; j <= 21; j++) + { + KH[i][j] = 0.0f; + } + } + } + for (uint8_t i = 0; i < n_states; i++) + { + for (uint8_t j = 0; j < n_states; j++) + { + KHP[i][j] = 0.0f; + for (uint8_t k = 0; k <= 3; k++) + { + KHP[i][j] = KHP[i][j] + KH[i][k] * P[k][j]; + } + if (!onGround) + { + for (uint8_t k = 16; k<=21; k++) + { + KHP[i][j] = KHP[i][j] + KH[i][k] * P[k][j]; + } + } + } + } + } + for (uint8_t i = 0; i < n_states; i++) + { + for (uint8_t j = 0; j < n_states; j++) + { + P[i][j] = P[i][j] - KHP[i][j]; + } + } + } + obsIndex = obsIndex + 1; + + ForceSymmetry(); + ConstrainVariances(); +} + +void AttPosEKF::FuseAirspeed() +{ + float vn; + float ve; + float vd; + float vwn; + float vwe; + float R_TAS = sq(airspeedMeasurementSigma); + float SH_TAS[3]; + float SK_TAS; + float VtasPred; + + // Copy required states to local variable names + vn = statesAtVtasMeasTime[4]; + ve = statesAtVtasMeasTime[5]; + vd = statesAtVtasMeasTime[6]; + vwn = statesAtVtasMeasTime[14]; + vwe = statesAtVtasMeasTime[15]; + + // Need to check that it is flying before fusing airspeed data + // Calculate the predicted airspeed + VtasPred = sqrtf((ve - vwe)*(ve - vwe) + (vn - vwn)*(vn - vwn) + vd*vd); + // Perform fusion of True Airspeed measurement + if (useAirspeed && fuseVtasData && (VtasPred > 1.0f) && (VtasMeas > 8.0f)) + { + // Calculate observation jacobians + SH_TAS[0] = 1/(sqrt(sq(ve - vwe) + sq(vn - vwn) + sq(vd))); + SH_TAS[1] = (SH_TAS[0]*(2.0f*ve - 2*vwe))/2.0f; + SH_TAS[2] = (SH_TAS[0]*(2.0f*vn - 2*vwn))/2.0f; + + float H_TAS[n_states]; + for (uint8_t i = 0; i < n_states; i++) H_TAS[i] = 0.0f; + H_TAS[4] = SH_TAS[2]; + H_TAS[5] = SH_TAS[1]; + H_TAS[6] = vd*SH_TAS[0]; + H_TAS[14] = -SH_TAS[2]; + H_TAS[15] = -SH_TAS[1]; + + // Calculate Kalman gains + float temp = (R_TAS + SH_TAS[2]*(P[4][4]*SH_TAS[2] + P[5][4]*SH_TAS[1] - P[14][4]*SH_TAS[2] - P[15][4]*SH_TAS[1] + P[6][4]*vd*SH_TAS[0]) + SH_TAS[1]*(P[4][5]*SH_TAS[2] + P[5][5]*SH_TAS[1] - P[14][5]*SH_TAS[2] - P[15][5]*SH_TAS[1] + P[6][5]*vd*SH_TAS[0]) - SH_TAS[2]*(P[4][14]*SH_TAS[2] + P[5][14]*SH_TAS[1] - P[14][14]*SH_TAS[2] - P[15][14]*SH_TAS[1] + P[6][14]*vd*SH_TAS[0]) - SH_TAS[1]*(P[4][15]*SH_TAS[2] + P[5][15]*SH_TAS[1] - P[14][15]*SH_TAS[2] - P[15][15]*SH_TAS[1] + P[6][15]*vd*SH_TAS[0]) + vd*SH_TAS[0]*(P[4][6]*SH_TAS[2] + P[5][6]*SH_TAS[1] - P[14][6]*SH_TAS[2] - P[15][6]*SH_TAS[1] + P[6][6]*vd*SH_TAS[0])); + if (temp >= R_TAS) { + SK_TAS = 1.0f / temp; + } else { + // the calculation is badly conditioned, so we cannot perform fusion on this step + // we increase the wind state variances and try again next time + P[14][14] += 0.05f*R_TAS; + P[15][15] += 0.05f*R_TAS; + return; + } + Kfusion[0] = SK_TAS*(P[0][4]*SH_TAS[2] - P[0][14]*SH_TAS[2] + P[0][5]*SH_TAS[1] - P[0][15]*SH_TAS[1] + P[0][6]*vd*SH_TAS[0]); + Kfusion[1] = SK_TAS*(P[1][4]*SH_TAS[2] - P[1][14]*SH_TAS[2] + P[1][5]*SH_TAS[1] - P[1][15]*SH_TAS[1] + P[1][6]*vd*SH_TAS[0]); + Kfusion[2] = SK_TAS*(P[2][4]*SH_TAS[2] - P[2][14]*SH_TAS[2] + P[2][5]*SH_TAS[1] - P[2][15]*SH_TAS[1] + P[2][6]*vd*SH_TAS[0]); + Kfusion[3] = SK_TAS*(P[3][4]*SH_TAS[2] - P[3][14]*SH_TAS[2] + P[3][5]*SH_TAS[1] - P[3][15]*SH_TAS[1] + P[3][6]*vd*SH_TAS[0]); + Kfusion[4] = SK_TAS*(P[4][4]*SH_TAS[2] - P[4][14]*SH_TAS[2] + P[4][5]*SH_TAS[1] - P[4][15]*SH_TAS[1] + P[4][6]*vd*SH_TAS[0]); + Kfusion[5] = SK_TAS*(P[5][4]*SH_TAS[2] - P[5][14]*SH_TAS[2] + P[5][5]*SH_TAS[1] - P[5][15]*SH_TAS[1] + P[5][6]*vd*SH_TAS[0]); + Kfusion[6] = SK_TAS*(P[6][4]*SH_TAS[2] - P[6][14]*SH_TAS[2] + P[6][5]*SH_TAS[1] - P[6][15]*SH_TAS[1] + P[6][6]*vd*SH_TAS[0]); + Kfusion[7] = SK_TAS*(P[7][4]*SH_TAS[2] - P[7][14]*SH_TAS[2] + P[7][5]*SH_TAS[1] - P[7][15]*SH_TAS[1] + P[7][6]*vd*SH_TAS[0]); + Kfusion[8] = SK_TAS*(P[8][4]*SH_TAS[2] - P[8][14]*SH_TAS[2] + P[8][5]*SH_TAS[1] - P[8][15]*SH_TAS[1] + P[8][6]*vd*SH_TAS[0]); + Kfusion[9] = SK_TAS*(P[9][4]*SH_TAS[2] - P[9][14]*SH_TAS[2] + P[9][5]*SH_TAS[1] - P[9][15]*SH_TAS[1] + P[9][6]*vd*SH_TAS[0]); + Kfusion[10] = SK_TAS*(P[10][4]*SH_TAS[2] - P[10][14]*SH_TAS[2] + P[10][5]*SH_TAS[1] - P[10][15]*SH_TAS[1] + P[10][6]*vd*SH_TAS[0]); + Kfusion[11] = SK_TAS*(P[11][4]*SH_TAS[2] - P[11][14]*SH_TAS[2] + P[11][5]*SH_TAS[1] - P[11][15]*SH_TAS[1] + P[11][6]*vd*SH_TAS[0]); + Kfusion[12] = SK_TAS*(P[12][4]*SH_TAS[2] - P[12][14]*SH_TAS[2] + P[12][5]*SH_TAS[1] - P[12][15]*SH_TAS[1] + P[12][6]*vd*SH_TAS[0]); + // Only height measurements are allowed to modify the Z delta velocity bias state. This improves the stability of the estimate + Kfusion[13] = 0.0f;//SK_TAS*(P[13][4]*SH_TAS[2] - P[13][14]*SH_TAS[2] + P[13][5]*SH_TAS[1] - P[13][15]*SH_TAS[1] + P[13][6]*vd*SH_TAS[0]); + // Estimation of selected states is inhibited by setting their Kalman gains to zero + if (!inhibitWindStates) { + Kfusion[14] = SK_TAS*(P[14][4]*SH_TAS[2] - P[14][14]*SH_TAS[2] + P[14][5]*SH_TAS[1] - P[14][15]*SH_TAS[1] + P[14][6]*vd*SH_TAS[0]); + Kfusion[15] = SK_TAS*(P[15][4]*SH_TAS[2] - P[15][14]*SH_TAS[2] + P[15][5]*SH_TAS[1] - P[15][15]*SH_TAS[1] + P[15][6]*vd*SH_TAS[0]); + } else { + Kfusion[14] = 0; + Kfusion[15] = 0; + } + if (!inhibitMagStates) { + Kfusion[16] = SK_TAS*(P[16][4]*SH_TAS[2] - P[16][14]*SH_TAS[2] + P[16][5]*SH_TAS[1] - P[16][15]*SH_TAS[1] + P[16][6]*vd*SH_TAS[0]); + Kfusion[17] = SK_TAS*(P[17][4]*SH_TAS[2] - P[17][14]*SH_TAS[2] + P[17][5]*SH_TAS[1] - P[17][15]*SH_TAS[1] + P[17][6]*vd*SH_TAS[0]); + Kfusion[18] = SK_TAS*(P[18][4]*SH_TAS[2] - P[18][14]*SH_TAS[2] + P[18][5]*SH_TAS[1] - P[18][15]*SH_TAS[1] + P[18][6]*vd*SH_TAS[0]); + Kfusion[19] = SK_TAS*(P[19][4]*SH_TAS[2] - P[19][14]*SH_TAS[2] + P[19][5]*SH_TAS[1] - P[19][15]*SH_TAS[1] + P[19][6]*vd*SH_TAS[0]); + Kfusion[20] = SK_TAS*(P[20][4]*SH_TAS[2] - P[20][14]*SH_TAS[2] + P[20][5]*SH_TAS[1] - P[20][15]*SH_TAS[1] + P[20][6]*vd*SH_TAS[0]); + Kfusion[21] = SK_TAS*(P[21][4]*SH_TAS[2] - P[21][14]*SH_TAS[2] + P[21][5]*SH_TAS[1] - P[21][15]*SH_TAS[1] + P[21][6]*vd*SH_TAS[0]); + } else { + for (uint8_t i=16; i <= 21; i++) { + Kfusion[i] = 0; + } + } + if (!inhibitGndHgtState) { + Kfusion[22] = SK_TAS*(P[22][4]*SH_TAS[2] - P[22][14]*SH_TAS[2] + P[22][5]*SH_TAS[1] - P[22][15]*SH_TAS[1] + P[22][6]*vd*SH_TAS[0]); + } else { + Kfusion[22] = 0; + } + varInnovVtas = 1.0f/SK_TAS; + + // Calculate the measurement innovation + innovVtas = VtasPred - VtasMeas; + // Check the innovation for consistency and don't fuse if > 5Sigma + if ((innovVtas*innovVtas*SK_TAS) < 25.0f) + { + // correct the state vector + for (uint8_t j=0; j <= 22; j++) + { + states[j] = states[j] - Kfusion[j] * innovVtas; + } + // normalise the quaternion states + float quatMag = sqrt(states[0]*states[0] + states[1]*states[1] + states[2]*states[2] + states[3]*states[3]); + if (quatMag > 1e-12f) + { + for (uint8_t j= 0; j <= 3; j++) + { + float quatMagInv = 1.0f/quatMag; + states[j] = states[j] * quatMagInv; + } + } + // correct the covariance P = (I - K*H)*P + // take advantage of the empty columns in H to reduce the + // number of operations + for (uint8_t i = 0; i <= 22; i++) + { + for (uint8_t j = 0; j <= 3; j++) KH[i][j] = 0.0; + for (uint8_t j = 4; j <= 6; j++) + { + KH[i][j] = Kfusion[i] * H_TAS[j]; + } + for (uint8_t j = 7; j <= 13; j++) KH[i][j] = 0.0; + for (uint8_t j = 14; j <= 15; j++) + { + KH[i][j] = Kfusion[i] * H_TAS[j]; + } + for (uint8_t j = 16; j <= 22; j++) KH[i][j] = 0.0; + } + for (uint8_t i = 0; i <= 22; i++) + { + for (uint8_t j = 0; j <= 22; j++) + { + KHP[i][j] = 0.0; + for (uint8_t k = 4; k <= 6; k++) + { + KHP[i][j] = KHP[i][j] + KH[i][k] * P[k][j]; + } + for (uint8_t k = 14; k <= 15; k++) + { + KHP[i][j] = KHP[i][j] + KH[i][k] * P[k][j]; + } + } + } + for (uint8_t i = 0; i <= 22; i++) + { + for (uint8_t j = 0; j <= 22; j++) + { + P[i][j] = P[i][j] - KHP[i][j]; + } + } + } + } + + ForceSymmetry(); + ConstrainVariances(); +} + +void AttPosEKF::zeroRows(float (&covMat)[n_states][n_states], uint8_t first, uint8_t last) +{ + uint8_t row; + uint8_t col; + for (row=first; row<=last; row++) + { + for (col=0; col<n_states; col++) + { + covMat[row][col] = 0.0; + } + } +} + +void AttPosEKF::FuseRangeFinder() +{ + + // Local variables + float rngPred; + float SH_RNG[5]; + float H_RNG[23]; + float SK_RNG[6]; + float cosRngTilt; + const float R_RNG = 0.25f; // 0.5 m2 rangefinder measurement variance + + // Copy required states to local variable names + float q0 = statesAtRngTime[0]; + float q1 = statesAtRngTime[1]; + float q2 = statesAtRngTime[2]; + float q3 = statesAtRngTime[3]; + float pd = statesAtRngTime[9]; + float ptd = statesAtRngTime[22]; + + // Need to check that our range finder tilt angle is less than 30 degrees and we are using range finder data + SH_RNG[4] = sinf(rngFinderPitch); + cosRngTilt = - Tbn.z.x * SH_RNG[4] + Tbn.z.z * cosf(rngFinderPitch); + if (useRangeFinder && fuseRngData && cosRngTilt > 0.87f) + { + // Calculate observation jacobian and Kalman gain ignoring all states other than the terrain offset + // This prevents the range finder measurement modifying any of the other filter states and significantly reduces computations + SH_RNG[0] = SH_RNG[4]*(2*q0*q2 - 2*q1*q3) - sq(q0) + sq(q1) + sq(q2) - sq(q3); + SH_RNG[1] = pd - ptd; + SH_RNG[2] = 1/sq(SH_RNG[0]); + SH_RNG[3] = 1/SH_RNG[0]; + for (uint8_t i = 0; i < n_states; i++) { + H_RNG[i] = 0.0f; + Kfusion[i] = 0.0f; + } + H_RNG[22] = -SH_RNG[3]; + SK_RNG[0] = 1/(R_RNG + SH_RNG[3]*(P[9][9]*SH_RNG[3] - P[22][9]*SH_RNG[3] + P[0][9]*SH_RNG[1]*SH_RNG[2]*(2*q0 - 2*q2*SH_RNG[4]) - P[1][9]*SH_RNG[1]*SH_RNG[2]*(2*q1 - 2*q3*SH_RNG[4]) - P[2][9]*SH_RNG[1]*SH_RNG[2]*(2*q2 + 2*q0*SH_RNG[4]) + P[3][9]*SH_RNG[1]*SH_RNG[2]*(2*q3 + 2*q1*SH_RNG[4])) - SH_RNG[3]*(P[9][22]*SH_RNG[3] - P[22][22]*SH_RNG[3] + P[0][22]*SH_RNG[1]*SH_RNG[2]*(2*q0 - 2*q2*SH_RNG[4]) - P[1][22]*SH_RNG[1]*SH_RNG[2]*(2*q1 - 2*q3*SH_RNG[4]) - P[2][22]*SH_RNG[1]*SH_RNG[2]*(2*q2 + 2*q0*SH_RNG[4]) + P[3][22]*SH_RNG[1]*SH_RNG[2]*(2*q3 + 2*q1*SH_RNG[4])) + SH_RNG[1]*SH_RNG[2]*(2*q0 - 2*q2*SH_RNG[4])*(P[9][0]*SH_RNG[3] - P[22][0]*SH_RNG[3] + P[0][0]*SH_RNG[1]*SH_RNG[2]*(2*q0 - 2*q2*SH_RNG[4]) - P[1][0]*SH_RNG[1]*SH_RNG[2]*(2*q1 - 2*q3*SH_RNG[4]) - P[2][0]*SH_RNG[1]*SH_RNG[2]*(2*q2 + 2*q0*SH_RNG[4]) + P[3][0]*SH_RNG[1]*SH_RNG[2]*(2*q3 + 2*q1*SH_RNG[4])) - SH_RNG[1]*SH_RNG[2]*(2*q1 - 2*q3*SH_RNG[4])*(P[9][1]*SH_RNG[3] - P[22][1]*SH_RNG[3] + P[0][1]*SH_RNG[1]*SH_RNG[2]*(2*q0 - 2*q2*SH_RNG[4]) - P[1][1]*SH_RNG[1]*SH_RNG[2]*(2*q1 - 2*q3*SH_RNG[4]) - P[2][1]*SH_RNG[1]*SH_RNG[2]*(2*q2 + 2*q0*SH_RNG[4]) + P[3][1]*SH_RNG[1]*SH_RNG[2]*(2*q3 + 2*q1*SH_RNG[4])) - SH_RNG[1]*SH_RNG[2]*(2*q2 + 2*q0*SH_RNG[4])*(P[9][2]*SH_RNG[3] - P[22][2]*SH_RNG[3] + P[0][2]*SH_RNG[1]*SH_RNG[2]*(2*q0 - 2*q2*SH_RNG[4]) - P[1][2]*SH_RNG[1]*SH_RNG[2]*(2*q1 - 2*q3*SH_RNG[4]) - P[2][2]*SH_RNG[1]*SH_RNG[2]*(2*q2 + 2*q0*SH_RNG[4]) + P[3][2]*SH_RNG[1]*SH_RNG[2]*(2*q3 + 2*q1*SH_RNG[4])) + SH_RNG[1]*SH_RNG[2]*(2*q3 + 2*q1*SH_RNG[4])*(P[9][3]*SH_RNG[3] - P[22][3]*SH_RNG[3] + P[0][3]*SH_RNG[1]*SH_RNG[2]*(2*q0 - 2*q2*SH_RNG[4]) - P[1][3]*SH_RNG[1]*SH_RNG[2]*(2*q1 - 2*q3*SH_RNG[4]) - P[2][3]*SH_RNG[1]*SH_RNG[2]*(2*q2 + 2*q0*SH_RNG[4]) + P[3][3]*SH_RNG[1]*SH_RNG[2]*(2*q3 + 2*q1*SH_RNG[4]))); + SK_RNG[1] = 2*q1 - 2*q3*SH_RNG[4]; + SK_RNG[2] = 2*q0 - 2*q2*SH_RNG[4]; + SK_RNG[3] = 2*q3 + 2*q1*SH_RNG[4]; + SK_RNG[4] = 2*q2 + 2*q0*SH_RNG[4]; + SK_RNG[5] = SH_RNG[2]; + Kfusion[22] = SK_RNG[0]*(P[22][9]*SH_RNG[3] - P[22][22]*SH_RNG[3] + P[22][0]*SH_RNG[1]*SK_RNG[2]*SK_RNG[5] - P[22][1]*SH_RNG[1]*SK_RNG[1]*SK_RNG[5] - P[22][2]*SH_RNG[1]*SK_RNG[4]*SK_RNG[5] + P[22][3]*SH_RNG[1]*SK_RNG[3]*SK_RNG[5]); + + // Calculate the innovation variance for data logging + varInnovRng = 1.0f/SK_RNG[0]; + + // Calculate the measurement innovation + rngPred = (ptd - pd)/cosRngTilt; + innovRng = rngPred - rngMea; + + // Check the innovation for consistency and don't fuse if > 5Sigma + if ((innovRng*innovRng*SK_RNG[0]) < 25) + { + // correct the state vector + states[22] = states[22] - Kfusion[22] * innovRng; + + // correct the covariance P = (I - K*H)*P + P[22][22] = P[22][22] - Kfusion[22] * H_RNG[22] * P[22][22]; + P[22][22] = ConstrainFloat(P[22][22], 0.0f, 10000.0f); + } + } + +} + +void AttPosEKF::FuseOptFlow() +{ + static uint8_t obsIndex; + static float SH_LOS[13]; + static float SKK_LOS[15]; + static float SK_LOS[2]; + static float q0 = 0.0f; + static float q1 = 0.0f; + static float q2 = 0.0f; + static float q3 = 1.0f; + static float vn = 0.0f; + static float ve = 0.0f; + static float vd = 0.0f; + static float pd = 0.0f; + static float ptd = 0.0f; + static float R_LOS = 0.01f; + static float losPred[2]; + + // Transformation matrix from nav to body axes + Mat3f Tnb_local; + // Transformation matrix from body to sensor axes + // assume camera is aligned with Z body axis plus a misalignment + // defined by 3 small angles about X, Y and Z body axis + Mat3f Tbs; + Tbs.x.y = a3; + Tbs.y.x = -a3; + Tbs.x.z = -a2; + Tbs.z.x = a2; + Tbs.y.z = a1; + Tbs.z.y = -a1; + // Transformation matrix from navigation to sensor axes + Mat3f Tns; + float H_LOS[n_states]; + for (uint8_t i = 0; i < n_states; i++) { + H_LOS[i] = 0.0f; + } + Vector3f velNED_local; + Vector3f relVelSensor; + +// Perform sequential fusion of optical flow measurements only when in the air and tilt is less than 30 deg. + if (useOpticalFlow && (fuseOptFlowData || obsIndex == 1) && !onGround && Tbs.z.z > 0.866f && rngMea > 5.0f && rngMea < 39.0f) + { + // Sequential fusion of XY components to spread processing load across + // two prediction time steps. + + // Calculate observation jacobians and Kalman gains + if (fuseOptFlowData) + { + // Copy required states to local variable names + q0 = statesAtOptFlowTime[0]; + q1 = statesAtOptFlowTime[1]; + q2 = statesAtOptFlowTime[2]; + q3 = statesAtOptFlowTime[3]; + vn = statesAtOptFlowTime[4]; + ve = statesAtOptFlowTime[5]; + vd = statesAtOptFlowTime[6]; + pd = statesAtOptFlowTime[9]; + ptd = statesAtOptFlowTime[22]; + velNED_local.x = vn; + velNED_local.y = ve; + velNED_local.z = vd; + + // calculate rotation from NED to body axes + float q00 = sq(q0); + float q11 = sq(q1); + float q22 = sq(q2); + float q33 = sq(q3); + float q01 = q0 * q1; + float q02 = q0 * q2; + float q03 = q0 * q3; + float q12 = q1 * q2; + float q13 = q1 * q3; + float q23 = q2 * q3; + Tnb_local.x.x = q00 + q11 - q22 - q33; + Tnb_local.y.y = q00 - q11 + q22 - q33; + Tnb_local.z.z = q00 - q11 - q22 + q33; + Tnb_local.y.x = 2*(q12 - q03); + Tnb_local.z.x = 2*(q13 + q02); + Tnb_local.x.y = 2*(q12 + q03); + Tnb_local.z.y = 2*(q23 - q01); + Tnb_local.x.z = 2*(q13 - q02); + Tnb_local.y.z = 2*(q23 + q01); + + // calculate transformation from NED to sensor axes + Tns = Tbs*Tnb_local; + + // calculate range from ground plain to centre of sensor fov assuming flat earth + float range = ConstrainFloat(((ptd - pd)/Tns.z.z),0.5f,100.0f); + + // calculate relative velocity in sensor frame + relVelSensor = Tns*velNED_local; + + // divide velocity by range and include angular rate effects to get predicted angular LOS rates relative to X and Y axes + losPred[0] = relVelSensor.y/range; + losPred[1] = -relVelSensor.x/range; + + //printf("relVelSensor.x=%5.1f, relVelSensor.y=%5.1f\n", relVelSensor.x, relVelSensor.y); + //printf("Xpred=%5.2f, Xmea=%5.2f, Ypred=%5.2f, Ymea=%5.2f, delAng.x=%4.4f, delAng.y=%4.4f\n", losPred[0], losData[0], losPred[1], losData[1], delAng.x, delAng.y); + //printf("omegaX=%5.2f, omegaY=%5.2f, velY=%5.1f velX=%5.1f\n, range=%5.1f\n", delAngRel.x/dt, delAngRel.y/dt, relVelSensor.y, relVelSensor.x, range); + + // Calculate observation jacobians + SH_LOS[0] = a1*(2*q0*q1 + 2*q2*q3) + a2*(2*q0*q2 - 2*q1*q3) - sq(q0) + sq(q1) + sq(q2) - sq(q3); + SH_LOS[1] = vd*(a2*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + 2*q0*q2 - 2*q1*q3 - a3*(2*q0*q1 + 2*q2*q3)) - ve*(a3*(sq(q0) - sq(q1) + sq(q2) - sq(q3)) + 2*q0*q3 + 2*q1*q2 + a2*(2*q0*q1 - 2*q2*q3)) + vn*(a2*(2*q0*q2 + 2*q1*q3) + a3*(2*q0*q3 - 2*q1*q2) - sq(q0) - sq(q1) + sq(q2) + sq(q3)); + SH_LOS[2] = ve*(a1*(2*q0*q1 - 2*q2*q3) + a3*(2*q0*q3 + 2*q1*q2) - sq(q0) + sq(q1) - sq(q2) + sq(q3)) - vd*(a1*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + 2*q0*q1 + 2*q2*q3 + a3*(2*q0*q2 - 2*q1*q3)) + vn*(a3*(sq(q0) + sq(q1) - sq(q2) - sq(q3)) + 2*q0*q3 - 2*q1*q2 - a1*(2*q0*q2 + 2*q1*q3)); + SH_LOS[3] = 1/(pd - ptd); + SH_LOS[4] = 2*q1 - 2*a2*q3 + 2*a3*q2; + SH_LOS[5] = 2*a2*q2 - 2*q0 + 2*a3*q3; + SH_LOS[6] = 2*q2 + 2*a2*q0 - 2*a3*q1; + SH_LOS[7] = 1/sq(pd - ptd); + SH_LOS[8] = 2*q2 + 2*a1*q3 - 2*a3*q1; + SH_LOS[9] = 2*q3 - 2*a1*q2 + 2*a3*q0; + SH_LOS[10] = 2*a1*q1 - 2*q0 + 2*a3*q3; + SH_LOS[11] = 2*q3 + 2*a2*q1 + 2*a3*q0; + SH_LOS[12] = 2*q1 + 2*a1*q0 + 2*a3*q2; + + for (uint8_t i = 0; i < n_states; i++) H_LOS[i] = 0; + H_LOS[0] = - SH_LOS[2]*SH_LOS[3]*(2*a1*q1 - 2*q0 + 2*a2*q2) - SH_LOS[0]*SH_LOS[3]*(ve*SH_LOS[10] - vd*SH_LOS[12] + vn*SH_LOS[9]); + H_LOS[1] = - SH_LOS[2]*SH_LOS[3]*(2*q1 + 2*a1*q0 - 2*a2*q3) - SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[10] + ve*SH_LOS[12] - vn*SH_LOS[8]); + H_LOS[2] = SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[9] + ve*SH_LOS[8] + vn*SH_LOS[12]) - SH_LOS[2]*SH_LOS[3]*(2*q2 + 2*a2*q0 + 2*a1*q3); + H_LOS[3] = SH_LOS[2]*SH_LOS[3]*(2*q3 - 2*a1*q2 + 2*a2*q1) + SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[8] - ve*SH_LOS[9] + vn*SH_LOS[10]); + H_LOS[4] = -SH_LOS[0]*SH_LOS[3]*(a3*(sq(q0) + sq(q1) - sq(q2) - sq(q3)) + 2*q0*q3 - 2*q1*q2 - a1*(2*q0*q2 + 2*q1*q3)); + H_LOS[5] = -SH_LOS[0]*SH_LOS[3]*(a1*(2*q0*q1 - 2*q2*q3) + a3*(2*q0*q3 + 2*q1*q2) - sq(q0) + sq(q1) - sq(q2) + sq(q3)); + H_LOS[6] = SH_LOS[0]*SH_LOS[3]*(a1*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + 2*q0*q1 + 2*q2*q3 + a3*(2*q0*q2 - 2*q1*q3)); + H_LOS[9] = SH_LOS[0]*SH_LOS[2]*SH_LOS[7]; + H_LOS[22] = -SH_LOS[0]*SH_LOS[2]*SH_LOS[7]; + + // Calculate Kalman gain + SKK_LOS[0] = a2*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + 2*q0*q2 - 2*q1*q3 - a3*(2*q0*q1 + 2*q2*q3); + SKK_LOS[1] = a3*(sq(q0) - sq(q1) + sq(q2) - sq(q3)) + 2*q0*q3 + 2*q1*q2 + a2*(2*q0*q1 - 2*q2*q3); + SKK_LOS[2] = a2*(2*q0*q2 + 2*q1*q3) + a3*(2*q0*q3 - 2*q1*q2) - sq(q0) - sq(q1) + sq(q2) + sq(q3); + SKK_LOS[3] = a1*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + 2*q0*q1 + 2*q2*q3 + a3*(2*q0*q2 - 2*q1*q3); + SKK_LOS[4] = a1*(2*q0*q1 - 2*q2*q3) + a3*(2*q0*q3 + 2*q1*q2) - sq(q0) + sq(q1) - sq(q2) + sq(q3); + SKK_LOS[5] = a3*(sq(q0) + sq(q1) - sq(q2) - sq(q3)) + 2*q0*q3 - 2*q1*q2 - a1*(2*q0*q2 + 2*q1*q3); + SKK_LOS[6] = SH_LOS[2]*SH_LOS[3]*(2*q3 - 2*a1*q2 + 2*a2*q1) + SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[8] - ve*SH_LOS[9] + vn*SH_LOS[10]); + SKK_LOS[7] = SH_LOS[2]*SH_LOS[3]*(2*q1 + 2*a1*q0 - 2*a2*q3) + SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[10] + ve*SH_LOS[12] - vn*SH_LOS[8]); + SKK_LOS[8] = SH_LOS[2]*SH_LOS[3]*(2*a1*q1 - 2*q0 + 2*a2*q2) + SH_LOS[0]*SH_LOS[3]*(ve*SH_LOS[10] - vd*SH_LOS[12] + vn*SH_LOS[9]); + SKK_LOS[9] = SH_LOS[2]*SH_LOS[3]*(2*q2 + 2*a2*q0 + 2*a1*q3) - SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[9] + ve*SH_LOS[8] + vn*SH_LOS[12]); + SKK_LOS[10] = SH_LOS[1]*SH_LOS[3]*(2*a1*q1 - 2*q0 + 2*a2*q2) + SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[6] - ve*SH_LOS[11] + vn*SH_LOS[5]); + SKK_LOS[11] = SH_LOS[1]*SH_LOS[3]*(2*q1 + 2*a1*q0 - 2*a2*q3) - SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[11] + ve*SH_LOS[6] + vn*SH_LOS[4]); + SKK_LOS[12] = SH_LOS[1]*SH_LOS[3]*(2*q2 + 2*a2*q0 + 2*a1*q3) - SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[5] + ve*SH_LOS[4] - vn*SH_LOS[6]); + SKK_LOS[13] = SH_LOS[1]*SH_LOS[3]*(2*q3 - 2*a1*q2 + 2*a2*q1) - SH_LOS[0]*SH_LOS[3]*(ve*SH_LOS[5] - vd*SH_LOS[4] + vn*SH_LOS[11]); + SKK_LOS[14] = SH_LOS[0]; + + SK_LOS[0] = 1/(R_LOS + SKK_LOS[8]*(P[0][0]*SKK_LOS[8] + P[1][0]*SKK_LOS[7] + P[2][0]*SKK_LOS[9] - P[3][0]*SKK_LOS[6] - P[9][0]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][0]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][0]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[5][0]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[6][0]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]) + SKK_LOS[7]*(P[0][1]*SKK_LOS[8] + P[1][1]*SKK_LOS[7] + P[2][1]*SKK_LOS[9] - P[3][1]*SKK_LOS[6] - P[9][1]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][1]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][1]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[5][1]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[6][1]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]) + SKK_LOS[9]*(P[0][2]*SKK_LOS[8] + P[1][2]*SKK_LOS[7] + P[2][2]*SKK_LOS[9] - P[3][2]*SKK_LOS[6] - P[9][2]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][2]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][2]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[5][2]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[6][2]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]) - SKK_LOS[6]*(P[0][3]*SKK_LOS[8] + P[1][3]*SKK_LOS[7] + P[2][3]*SKK_LOS[9] - P[3][3]*SKK_LOS[6] - P[9][3]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][3]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][3]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[5][3]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[6][3]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]) - SH_LOS[2]*SH_LOS[7]*SKK_LOS[14]*(P[0][9]*SKK_LOS[8] + P[1][9]*SKK_LOS[7] + P[2][9]*SKK_LOS[9] - P[3][9]*SKK_LOS[6] - P[9][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][9]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[5][9]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[6][9]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]) + SH_LOS[2]*SH_LOS[7]*SKK_LOS[14]*(P[0][22]*SKK_LOS[8] + P[1][22]*SKK_LOS[7] + P[2][22]*SKK_LOS[9] - P[3][22]*SKK_LOS[6] - P[9][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][22]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[5][22]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[6][22]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]) + SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14]*(P[0][4]*SKK_LOS[8] + P[1][4]*SKK_LOS[7] + P[2][4]*SKK_LOS[9] - P[3][4]*SKK_LOS[6] - P[9][4]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][4]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[5][4]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[6][4]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]) + SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14]*(P[0][5]*SKK_LOS[8] + P[1][5]*SKK_LOS[7] + P[2][5]*SKK_LOS[9] - P[3][5]*SKK_LOS[6] - P[9][5]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][5]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][5]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[5][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[6][5]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]) - SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]*(P[0][6]*SKK_LOS[8] + P[1][6]*SKK_LOS[7] + P[2][6]*SKK_LOS[9] - P[3][6]*SKK_LOS[6] - P[9][6]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][6]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][6]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[5][6]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[6][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14])); + Kfusion[0] = -SK_LOS[0]*(P[0][0]*SKK_LOS[8] + P[0][1]*SKK_LOS[7] - P[0][3]*SKK_LOS[6] + P[0][2]*SKK_LOS[9] - P[0][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[0][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[0][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[0][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[0][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[1] = -SK_LOS[0]*(P[1][0]*SKK_LOS[8] + P[1][1]*SKK_LOS[7] - P[1][3]*SKK_LOS[6] + P[1][2]*SKK_LOS[9] - P[1][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[1][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[1][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[1][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[1][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[2] = -SK_LOS[0]*(P[2][0]*SKK_LOS[8] + P[2][1]*SKK_LOS[7] - P[2][3]*SKK_LOS[6] + P[2][2]*SKK_LOS[9] - P[2][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[2][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[2][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[2][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[2][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[3] = -SK_LOS[0]*(P[3][0]*SKK_LOS[8] + P[3][1]*SKK_LOS[7] - P[3][3]*SKK_LOS[6] + P[3][2]*SKK_LOS[9] - P[3][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[3][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[3][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[3][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[3][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[4] = -SK_LOS[0]*(P[4][0]*SKK_LOS[8] + P[4][1]*SKK_LOS[7] - P[4][3]*SKK_LOS[6] + P[4][2]*SKK_LOS[9] - P[4][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[4][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[4][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[4][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[5] = -SK_LOS[0]*(P[5][0]*SKK_LOS[8] + P[5][1]*SKK_LOS[7] - P[5][3]*SKK_LOS[6] + P[5][2]*SKK_LOS[9] - P[5][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[5][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[5][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[5][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[5][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[6] = -SK_LOS[0]*(P[6][0]*SKK_LOS[8] + P[6][1]*SKK_LOS[7] - P[6][3]*SKK_LOS[6] + P[6][2]*SKK_LOS[9] - P[6][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[6][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[6][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[6][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[6][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[7] = -SK_LOS[0]*(P[7][0]*SKK_LOS[8] + P[7][1]*SKK_LOS[7] - P[7][3]*SKK_LOS[6] + P[7][2]*SKK_LOS[9] - P[7][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[7][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[7][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[7][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[7][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[8] = -SK_LOS[0]*(P[8][0]*SKK_LOS[8] + P[8][1]*SKK_LOS[7] - P[8][3]*SKK_LOS[6] + P[8][2]*SKK_LOS[9] - P[8][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[8][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[8][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[8][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[8][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[9] = -SK_LOS[0]*(P[9][0]*SKK_LOS[8] + P[9][1]*SKK_LOS[7] - P[9][3]*SKK_LOS[6] + P[9][2]*SKK_LOS[9] - P[9][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[9][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[9][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[9][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[9][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[10] = -SK_LOS[0]*(P[10][0]*SKK_LOS[8] + P[10][1]*SKK_LOS[7] - P[10][3]*SKK_LOS[6] + P[10][2]*SKK_LOS[9] - P[10][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[10][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[10][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[10][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[10][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[11] = -SK_LOS[0]*(P[11][0]*SKK_LOS[8] + P[11][1]*SKK_LOS[7] - P[11][3]*SKK_LOS[6] + P[11][2]*SKK_LOS[9] - P[11][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[11][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[11][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[11][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[11][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[12] = -SK_LOS[0]*(P[12][0]*SKK_LOS[8] + P[12][1]*SKK_LOS[7] - P[12][3]*SKK_LOS[6] + P[12][2]*SKK_LOS[9] - P[12][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[12][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[12][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[12][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[12][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[13] = 0.0f;//-SK_LOS[0]*(P[13][0]*SKK_LOS[8] + P[13][1]*SKK_LOS[7] - P[13][3]*SKK_LOS[6] + P[13][2]*SKK_LOS[9] - P[13][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[13][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[13][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[13][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[13][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[14] = -SK_LOS[0]*(P[14][0]*SKK_LOS[8] + P[14][1]*SKK_LOS[7] - P[14][3]*SKK_LOS[6] + P[14][2]*SKK_LOS[9] - P[14][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[14][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[14][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[14][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[14][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[15] = -SK_LOS[0]*(P[15][0]*SKK_LOS[8] + P[15][1]*SKK_LOS[7] - P[15][3]*SKK_LOS[6] + P[15][2]*SKK_LOS[9] - P[15][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[15][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[15][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[15][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[15][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[16] = -SK_LOS[0]*(P[16][0]*SKK_LOS[8] + P[16][1]*SKK_LOS[7] - P[16][3]*SKK_LOS[6] + P[16][2]*SKK_LOS[9] - P[16][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[16][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[16][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[16][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[16][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[17] = -SK_LOS[0]*(P[17][0]*SKK_LOS[8] + P[17][1]*SKK_LOS[7] - P[17][3]*SKK_LOS[6] + P[17][2]*SKK_LOS[9] - P[17][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[17][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[17][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[17][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[17][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[18] = -SK_LOS[0]*(P[18][0]*SKK_LOS[8] + P[18][1]*SKK_LOS[7] - P[18][3]*SKK_LOS[6] + P[18][2]*SKK_LOS[9] - P[18][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[18][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[18][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[18][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[18][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[19] = -SK_LOS[0]*(P[19][0]*SKK_LOS[8] + P[19][1]*SKK_LOS[7] - P[19][3]*SKK_LOS[6] + P[19][2]*SKK_LOS[9] - P[19][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[19][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[19][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[19][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[19][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[20] = -SK_LOS[0]*(P[20][0]*SKK_LOS[8] + P[20][1]*SKK_LOS[7] - P[20][3]*SKK_LOS[6] + P[20][2]*SKK_LOS[9] - P[20][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[20][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[20][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[20][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[20][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[21] = -SK_LOS[0]*(P[21][0]*SKK_LOS[8] + P[21][1]*SKK_LOS[7] - P[21][3]*SKK_LOS[6] + P[21][2]*SKK_LOS[9] - P[21][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[21][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[21][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[21][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[21][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + Kfusion[22] = -SK_LOS[0]*(P[22][0]*SKK_LOS[8] + P[22][1]*SKK_LOS[7] - P[22][3]*SKK_LOS[6] + P[22][2]*SKK_LOS[9] - P[22][9]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][22]*SH_LOS[2]*SH_LOS[7]*SKK_LOS[14] + P[22][4]*SH_LOS[3]*SKK_LOS[5]*SKK_LOS[14] + P[22][5]*SH_LOS[3]*SKK_LOS[4]*SKK_LOS[14] - P[22][6]*SH_LOS[3]*SKK_LOS[3]*SKK_LOS[14]); + varInnovOptFlow[0] = 1.0f/SK_LOS[0]; + innovOptFlow[0] = losPred[0] - losData[0]; + + // reset the observation index to 0 (we start by fusing the X + // measurement) + obsIndex = 0; + fuseOptFlowData = false; + } + else if (obsIndex == 1) // we are now fusing the Y measurement + { + // Calculate observation jacobians + for (uint8_t i = 0; i < n_states; i++) H_LOS[i] = 0; + H_LOS[0] = SH_LOS[1]*SH_LOS[3]*(2*a1*q1 - 2*q0 + 2*a2*q2) + SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[6] - ve*SH_LOS[11] + vn*SH_LOS[5]); + H_LOS[1] = SH_LOS[1]*SH_LOS[3]*(2*q1 + 2*a1*q0 - 2*a2*q3) - SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[11] + ve*SH_LOS[6] + vn*SH_LOS[4]); + H_LOS[2] = SH_LOS[1]*SH_LOS[3]*(2*q2 + 2*a2*q0 + 2*a1*q3) - SH_LOS[0]*SH_LOS[3]*(vd*SH_LOS[5] + ve*SH_LOS[4] - vn*SH_LOS[6]); + H_LOS[3] = SH_LOS[0]*SH_LOS[3]*(ve*SH_LOS[5] - vd*SH_LOS[4] + vn*SH_LOS[11]) - SH_LOS[1]*SH_LOS[3]*(2*q3 - 2*a1*q2 + 2*a2*q1); + H_LOS[4] = SH_LOS[0]*SH_LOS[3]*(a2*(2*q0*q2 + 2*q1*q3) + a3*(2*q0*q3 - 2*q1*q2) - sq(q0) - sq(q1) + sq(q2) + sq(q3)); + H_LOS[5] = -SH_LOS[0]*SH_LOS[3]*(a3*(sq(q0) - sq(q1) + sq(q2) - sq(q3)) + 2*q0*q3 + 2*q1*q2 + a2*(2*q0*q1 - 2*q2*q3)); + H_LOS[6] = SH_LOS[0]*SH_LOS[3]*(a2*(sq(q0) - sq(q1) - sq(q2) + sq(q3)) + 2*q0*q2 - 2*q1*q3 - a3*(2*q0*q1 + 2*q2*q3)); + H_LOS[9] = -SH_LOS[0]*SH_LOS[1]*SH_LOS[7]; + H_LOS[22] = SH_LOS[0]*SH_LOS[1]*SH_LOS[7]; + + // Calculate Kalman gains + SK_LOS[1] = 1/(R_LOS + SKK_LOS[12]*(P[0][2]*SKK_LOS[10] + P[1][2]*SKK_LOS[11] + P[2][2]*SKK_LOS[12] - P[3][2]*SKK_LOS[13] - P[9][2]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][2]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][2]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[5][2]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14] + P[6][2]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14]) - SKK_LOS[13]*(P[0][3]*SKK_LOS[10] + P[1][3]*SKK_LOS[11] + P[2][3]*SKK_LOS[12] - P[3][3]*SKK_LOS[13] - P[9][3]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][3]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][3]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[5][3]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14] + P[6][3]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14]) + SKK_LOS[10]*(P[0][0]*SKK_LOS[10] + P[1][0]*SKK_LOS[11] + P[2][0]*(SH_LOS[1]*SH_LOS[3]*(2*q2 + 2*a2*q0 + 2*a1*q3) - SH_LOS[3]*SKK_LOS[14]*(vd*SH_LOS[5] + ve*SH_LOS[4] - vn*SH_LOS[6])) - P[3][0]*(SH_LOS[1]*SH_LOS[3]*(2*q3 - 2*a1*q2 + 2*a2*q1) - SH_LOS[3]*SKK_LOS[14]*(ve*SH_LOS[5] - vd*SH_LOS[4] + vn*SH_LOS[11])) - P[9][0]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][0]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][0]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[5][0]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14] + P[6][0]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14]) + SKK_LOS[11]*(P[0][1]*SKK_LOS[10] + P[1][1]*SKK_LOS[11] + P[2][1]*(SH_LOS[1]*SH_LOS[3]*(2*q2 + 2*a2*q0 + 2*a1*q3) - SH_LOS[3]*SKK_LOS[14]*(vd*SH_LOS[5] + ve*SH_LOS[4] - vn*SH_LOS[6])) - P[3][1]*(SH_LOS[1]*SH_LOS[3]*(2*q3 - 2*a1*q2 + 2*a2*q1) - SH_LOS[3]*SKK_LOS[14]*(ve*SH_LOS[5] - vd*SH_LOS[4] + vn*SH_LOS[11])) - P[9][1]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][1]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][1]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[5][1]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14] + P[6][1]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14]) - SH_LOS[1]*SH_LOS[7]*SKK_LOS[14]*(P[0][9]*SKK_LOS[10] + P[1][9]*SKK_LOS[11] + P[2][9]*SKK_LOS[12] - P[3][9]*SKK_LOS[13] - P[9][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][9]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[5][9]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14] + P[6][9]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14]) + SH_LOS[1]*SH_LOS[7]*SKK_LOS[14]*(P[0][22]*SKK_LOS[10] + P[1][22]*SKK_LOS[11] + P[2][22]*SKK_LOS[12] - P[3][22]*SKK_LOS[13] - P[9][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][22]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[5][22]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14] + P[6][22]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14]) + SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14]*(P[0][4]*SKK_LOS[10] + P[1][4]*SKK_LOS[11] + P[2][4]*SKK_LOS[12] - P[3][4]*SKK_LOS[13] - P[9][4]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][4]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[5][4]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14] + P[6][4]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14]) - SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]*(P[0][5]*SKK_LOS[10] + P[1][5]*SKK_LOS[11] + P[2][5]*SKK_LOS[12] - P[3][5]*SKK_LOS[13] - P[9][5]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][5]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][5]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[5][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14] + P[6][5]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14]) + SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14]*(P[0][6]*SKK_LOS[10] + P[1][6]*SKK_LOS[11] + P[2][6]*SKK_LOS[12] - P[3][6]*SKK_LOS[13] - P[9][6]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][6]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][6]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[5][6]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14] + P[6][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14])); + Kfusion[0] = SK_LOS[1]*(P[0][0]*SKK_LOS[10] - P[0][3]*SKK_LOS[13] + P[0][1]*SKK_LOS[11] + P[0][2]*SKK_LOS[12] - P[0][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[0][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[0][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[0][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[0][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[1] = SK_LOS[1]*(P[1][0]*SKK_LOS[10] - P[1][3]*SKK_LOS[13] + P[1][1]*SKK_LOS[11] + P[1][2]*SKK_LOS[12] - P[1][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[1][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[1][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[1][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[1][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[2] = SK_LOS[1]*(P[2][0]*SKK_LOS[10] - P[2][3]*SKK_LOS[13] + P[2][1]*SKK_LOS[11] + P[2][2]*SKK_LOS[12] - P[2][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[2][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[2][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[2][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[2][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[3] = SK_LOS[1]*(P[3][0]*SKK_LOS[10] - P[3][3]*SKK_LOS[13] + P[3][1]*SKK_LOS[11] + P[3][2]*SKK_LOS[12] - P[3][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[3][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[3][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[3][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[3][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[4] = SK_LOS[1]*(P[4][0]*SKK_LOS[10] - P[4][3]*SKK_LOS[13] + P[4][1]*SKK_LOS[11] + P[4][2]*SKK_LOS[12] - P[4][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[4][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[4][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[4][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[5] = SK_LOS[1]*(P[5][0]*SKK_LOS[10] - P[5][3]*SKK_LOS[13] + P[5][1]*SKK_LOS[11] + P[5][2]*SKK_LOS[12] - P[5][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[5][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[5][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[5][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[5][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[6] = SK_LOS[1]*(P[6][0]*SKK_LOS[10] - P[6][3]*SKK_LOS[13] + P[6][1]*SKK_LOS[11] + P[6][2]*SKK_LOS[12] - P[6][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[6][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[6][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[6][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[6][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[7] = SK_LOS[1]*(P[7][0]*SKK_LOS[10] - P[7][3]*SKK_LOS[13] + P[7][1]*SKK_LOS[11] + P[7][2]*SKK_LOS[12] - P[7][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[7][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[7][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[7][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[7][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[8] = SK_LOS[1]*(P[8][0]*SKK_LOS[10] - P[8][3]*SKK_LOS[13] + P[8][1]*SKK_LOS[11] + P[8][2]*SKK_LOS[12] - P[8][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[8][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[8][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[8][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[8][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[9] = SK_LOS[1]*(P[9][0]*SKK_LOS[10] - P[9][3]*SKK_LOS[13] + P[9][1]*SKK_LOS[11] + P[9][2]*SKK_LOS[12] - P[9][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[9][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[9][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[9][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[9][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[10] = SK_LOS[1]*(P[10][0]*SKK_LOS[10] - P[10][3]*SKK_LOS[13] + P[10][1]*SKK_LOS[11] + P[10][2]*SKK_LOS[12] - P[10][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[10][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[10][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[10][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[10][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[11] = SK_LOS[1]*(P[11][0]*SKK_LOS[10] - P[11][3]*SKK_LOS[13] + P[11][1]*SKK_LOS[11] + P[11][2]*SKK_LOS[12] - P[11][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[11][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[11][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[11][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[11][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[12] = SK_LOS[1]*(P[12][0]*SKK_LOS[10] - P[12][3]*SKK_LOS[13] + P[12][1]*SKK_LOS[11] + P[12][2]*SKK_LOS[12] - P[12][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[12][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[12][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[12][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[12][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[13] = 0.0f;//SK_LOS[1]*(P[13][0]*SKK_LOS[10] - P[13][3]*SKK_LOS[13] + P[13][1]*SKK_LOS[11] + P[13][2]*SKK_LOS[12] - P[13][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[13][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[13][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[13][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[13][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[14] = SK_LOS[1]*(P[14][0]*SKK_LOS[10] - P[14][3]*SKK_LOS[13] + P[14][1]*SKK_LOS[11] + P[14][2]*SKK_LOS[12] - P[14][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[14][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[14][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[14][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[14][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[15] = SK_LOS[1]*(P[15][0]*SKK_LOS[10] - P[15][3]*SKK_LOS[13] + P[15][1]*SKK_LOS[11] + P[15][2]*SKK_LOS[12] - P[15][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[15][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[15][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[15][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[15][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[16] = SK_LOS[1]*(P[16][0]*SKK_LOS[10] - P[16][3]*SKK_LOS[13] + P[16][1]*SKK_LOS[11] + P[16][2]*SKK_LOS[12] - P[16][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[16][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[16][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[16][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[16][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[17] = SK_LOS[1]*(P[17][0]*SKK_LOS[10] - P[17][3]*SKK_LOS[13] + P[17][1]*SKK_LOS[11] + P[17][2]*SKK_LOS[12] - P[17][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[17][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[17][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[17][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[17][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[18] = SK_LOS[1]*(P[18][0]*SKK_LOS[10] - P[18][3]*SKK_LOS[13] + P[18][1]*SKK_LOS[11] + P[18][2]*SKK_LOS[12] - P[18][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[18][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[18][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[18][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[18][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[19] = SK_LOS[1]*(P[19][0]*SKK_LOS[10] - P[19][3]*SKK_LOS[13] + P[19][1]*SKK_LOS[11] + P[19][2]*SKK_LOS[12] - P[19][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[19][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[19][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[19][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[19][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[20] = SK_LOS[1]*(P[20][0]*SKK_LOS[10] - P[20][3]*SKK_LOS[13] + P[20][1]*SKK_LOS[11] + P[20][2]*SKK_LOS[12] - P[20][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[20][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[20][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[20][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[20][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[21] = SK_LOS[1]*(P[21][0]*SKK_LOS[10] - P[21][3]*SKK_LOS[13] + P[21][1]*SKK_LOS[11] + P[21][2]*SKK_LOS[12] - P[21][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[21][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[21][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[21][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[21][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + Kfusion[22] = SK_LOS[1]*(P[22][0]*SKK_LOS[10] - P[22][3]*SKK_LOS[13] + P[22][1]*SKK_LOS[11] + P[22][2]*SKK_LOS[12] - P[22][9]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][22]*SH_LOS[1]*SH_LOS[7]*SKK_LOS[14] + P[22][6]*SH_LOS[3]*SKK_LOS[0]*SKK_LOS[14] + P[22][4]*SH_LOS[3]*SKK_LOS[2]*SKK_LOS[14] - P[22][5]*SH_LOS[3]*SKK_LOS[1]*SKK_LOS[14]); + varInnovOptFlow[1] = 1.0f/SK_LOS[1]; + innovOptFlow[1] = losPred[1] - losData[1]; + } + + // Check the innovation for consistency and don't fuse if > 3Sigma + if ((innovOptFlow[obsIndex]*innovOptFlow[obsIndex]/varInnovOptFlow[obsIndex]) < 9.0f) + { + // correct the state vector + for (uint8_t j = 0; j < n_states; j++) + { + states[j] = states[j] - Kfusion[j] * innovOptFlow[obsIndex]; + } + // normalise the quaternion states + float quatMag = sqrt(states[0]*states[0] + states[1]*states[1] + states[2]*states[2] + states[3]*states[3]); + if (quatMag > 1e-12f) + { + for (uint8_t j= 0; j<=3; j++) + { + float quatMagInv = 1.0f/quatMag; + states[j] = states[j] * quatMagInv; + } + } + // correct the covariance P = (I - K*H)*P + // take advantage of the empty columns in KH to reduce the + // number of operations + for (uint8_t i = 0; i < n_states; i++) + { + for (uint8_t j = 0; j <= 6; j++) + { + KH[i][j] = Kfusion[i] * H_LOS[j]; + } + for (uint8_t j = 7; j <= 8; j++) + { + KH[i][j] = 0.0f; + } + KH[i][9] = Kfusion[i] * H_LOS[9]; + for (uint8_t j = 10; j <= 21; j++) + { + KH[i][j] = 0.0f; + } + KH[i][22] = Kfusion[i] * H_LOS[22]; + } + for (uint8_t i = 0; i < n_states; i++) + { + for (uint8_t j = 0; j < n_states; j++) + { + KHP[i][j] = 0.0f; + for (uint8_t k = 0; k <= 6; k++) + { + KHP[i][j] = KHP[i][j] + KH[i][k] * P[k][j]; + } + KHP[i][j] = KHP[i][j] + KH[i][9] * P[9][j]; + KHP[i][j] = KHP[i][j] + KH[i][22] * P[2][j]; + } + } + } + for (uint8_t i = 0; i < n_states; i++) + { + for (uint8_t j = 0; j < n_states; j++) + { + P[i][j] = P[i][j] - KHP[i][j]; + } + } + } + obsIndex = obsIndex + 1; + ForceSymmetry(); + ConstrainVariances(); +} + +void AttPosEKF::zeroCols(float (&covMat)[n_states][n_states], uint8_t first, uint8_t last) +{ + uint8_t row; + uint8_t col; + for (col=first; col<=last; col++) + { + for (row=0; row < n_states; row++) + { + covMat[row][col] = 0.0; + } + } +} + +float AttPosEKF::sq(float valIn) +{ + return valIn*valIn; +} + +// Store states in a history array along with time stamp +void AttPosEKF::StoreStates(uint64_t timestamp_ms) +{ + for (unsigned i=0; i<n_states; i++) + storedStates[i][storeIndex] = states[i]; + statetimeStamp[storeIndex] = timestamp_ms; + storeIndex++; + if (storeIndex == data_buffer_size) + storeIndex = 0; +} + +void AttPosEKF::ResetStoredStates() +{ + // reset all stored states + memset(&storedStates[0][0], 0, sizeof(storedStates)); + memset(&statetimeStamp[0], 0, sizeof(statetimeStamp)); + + // reset store index to first + storeIndex = 0; + + // overwrite all existing states + for (unsigned i = 0; i < n_states; i++) { + storedStates[i][storeIndex] = states[i]; + } + + statetimeStamp[storeIndex] = millis(); + + // increment to next storage index + storeIndex++; +} + +// Output the state vector stored at the time that best matches that specified by msec +int AttPosEKF::RecallStates(float* statesForFusion, uint64_t msec) +{ + int ret = 0; + + int64_t bestTimeDelta = 200; + unsigned bestStoreIndex = 0; + for (unsigned storeIndexLocal = 0; storeIndexLocal < data_buffer_size; storeIndexLocal++) + { + // Work around a GCC compiler bug - we know 64bit support on ARM is + // sketchy in GCC. + uint64_t timeDelta; + + if (msec > statetimeStamp[storeIndexLocal]) { + timeDelta = msec - statetimeStamp[storeIndexLocal]; + } else { + timeDelta = statetimeStamp[storeIndexLocal] - msec; + } + + if (timeDelta < (uint64_t)bestTimeDelta) + { + bestStoreIndex = storeIndexLocal; + bestTimeDelta = timeDelta; + } + } + if (bestTimeDelta < 200) // only output stored state if < 200 msec retrieval error + { + for (unsigned i=0; i < n_states; i++) { + if (isfinite(storedStates[i][bestStoreIndex])) { + statesForFusion[i] = storedStates[i][bestStoreIndex]; + } else if (isfinite(states[i])) { + statesForFusion[i] = states[i]; + } else { + // There is not much we can do here, except reporting the error we just + // found. + ret++; + } + } + } + else // otherwise output current state + { + for (unsigned i = 0; i < n_states; i++) { + if (isfinite(states[i])) { + statesForFusion[i] = states[i]; + } else { + ret++; + } + } + } + + return ret; +} + +void AttPosEKF::quat2Tnb(Mat3f &Tnb, const float (&quat)[4]) +{ + // Calculate the nav to body cosine matrix + float q00 = sq(quat[0]); + float q11 = sq(quat[1]); + float q22 = sq(quat[2]); + float q33 = sq(quat[3]); + float q01 = quat[0]*quat[1]; + float q02 = quat[0]*quat[2]; + float q03 = quat[0]*quat[3]; + float q12 = quat[1]*quat[2]; + float q13 = quat[1]*quat[3]; + float q23 = quat[2]*quat[3]; + + Tnb.x.x = q00 + q11 - q22 - q33; + Tnb.y.y = q00 - q11 + q22 - q33; + Tnb.z.z = q00 - q11 - q22 + q33; + Tnb.y.x = 2*(q12 - q03); + Tnb.z.x = 2*(q13 + q02); + Tnb.x.y = 2*(q12 + q03); + Tnb.z.y = 2*(q23 - q01); + Tnb.x.z = 2*(q13 - q02); + Tnb.y.z = 2*(q23 + q01); +} + +void AttPosEKF::quat2Tbn(Mat3f &Tbn_ret, const float (&quat)[4]) +{ + // Calculate the body to nav cosine matrix + float q00 = sq(quat[0]); + float q11 = sq(quat[1]); + float q22 = sq(quat[2]); + float q33 = sq(quat[3]); + float q01 = quat[0]*quat[1]; + float q02 = quat[0]*quat[2]; + float q03 = quat[0]*quat[3]; + float q12 = quat[1]*quat[2]; + float q13 = quat[1]*quat[3]; + float q23 = quat[2]*quat[3]; + + Tbn_ret.x.x = q00 + q11 - q22 - q33; + Tbn_ret.y.y = q00 - q11 + q22 - q33; + Tbn_ret.z.z = q00 - q11 - q22 + q33; + Tbn_ret.x.y = 2*(q12 - q03); + Tbn_ret.x.z = 2*(q13 + q02); + Tbn_ret.y.x = 2*(q12 + q03); + Tbn_ret.y.z = 2*(q23 - q01); + Tbn_ret.z.x = 2*(q13 - q02); + Tbn_ret.z.y = 2*(q23 + q01); +} + +void AttPosEKF::eul2quat(float (&quat)[4], const float (&eul)[3]) +{ + float u1 = cos(0.5f*eul[0]); + float u2 = cos(0.5f*eul[1]); + float u3 = cos(0.5f*eul[2]); + float u4 = sin(0.5f*eul[0]); + float u5 = sin(0.5f*eul[1]); + float u6 = sin(0.5f*eul[2]); + quat[0] = u1*u2*u3+u4*u5*u6; + quat[1] = u4*u2*u3-u1*u5*u6; + quat[2] = u1*u5*u3+u4*u2*u6; + quat[3] = u1*u2*u6-u4*u5*u3; +} + +void AttPosEKF::quat2eul(float (&y)[3], const float (&u)[4]) +{ + y[0] = atan2f((2.0f*(u[2]*u[3]+u[0]*u[1])) , (u[0]*u[0]-u[1]*u[1]-u[2]*u[2]+u[3]*u[3])); + y[1] = -asinf(2.0f*(u[1]*u[3]-u[0]*u[2])); + y[2] = atan2f((2.0f*(u[1]*u[2]+u[0]*u[3])) , (u[0]*u[0]+u[1]*u[1]-u[2]*u[2]-u[3]*u[3])); +} + +void AttPosEKF::calcvelNED(float (&velNED)[3], float gpsCourse, float gpsGndSpd, float gpsVelD) +{ + velNED[0] = gpsGndSpd*cosf(gpsCourse); + velNED[1] = gpsGndSpd*sinf(gpsCourse); + velNED[2] = gpsVelD; +} + +void AttPosEKF::calcposNED(float (&posNED)[3], double lat, double lon, float hgt, double latReference, double lonReference, float hgtReference) +{ + posNED[0] = earthRadius * (lat - latReference); + posNED[1] = earthRadius * cos(latReference) * (lon - lonReference); + posNED[2] = -(hgt - hgtReference); +} + +void AttPosEKF::calcLLH(float posNED[3], double &lat, double &lon, float &hgt, double latRef, double lonRef, float hgtRef) +{ + lat = latRef + (double)posNED[0] * earthRadiusInv; + lon = lonRef + (double)posNED[1] * earthRadiusInv / cos(latRef); + hgt = hgtRef - posNED[2]; +} + +void AttPosEKF::OnGroundCheck() +{ + onGround = (((sq(velNED[0]) + sq(velNED[1]) + sq(velNED[2])) < 4.0f) && (VtasMeas < 8.0f)); + if (staticMode) { + staticMode = (!refSet || (GPSstatus < GPS_FIX_3D)); + } + // don't update wind states if there is no airspeed measurement + if (onGround || !useAirspeed) { + inhibitWindStates = true; + } else { + inhibitWindStates =false; + } + // don't update magnetic field states if on ground or not using compass + if (onGround || !useCompass) { + inhibitMagStates = true; + } else { + inhibitMagStates = false; + } + // don't update terrain offset state if on ground + if (onGround) { + inhibitGndHgtState = true; + } else { + inhibitGndHgtState = false; + } +} + +void AttPosEKF::calcEarthRateNED(Vector3f &omega, float latitude) +{ + //Define Earth rotation vector in the NED navigation frame + omega.x = earthRate*cosf(latitude); + omega.y = 0.0f; + omega.z = -earthRate*sinf(latitude); +} + +void AttPosEKF::CovarianceInit() +{ + // Calculate the initial covariance matrix P + P[0][0] = 0.25f * sq(1.0f*deg2rad); + P[1][1] = 0.25f * sq(1.0f*deg2rad); + P[2][2] = 0.25f * sq(1.0f*deg2rad); + P[3][3] = 0.25f * sq(10.0f*deg2rad); + P[4][4] = sq(0.7f); + P[5][5] = P[4][4]; + P[6][6] = sq(0.7f); + P[7][7] = sq(15.0f); + P[8][8] = P[7][7]; + P[9][9] = sq(5.0f); + P[10][10] = sq(0.1f*deg2rad*dtIMU); + P[11][11] = P[10][10]; + P[12][12] = P[10][10]; + P[13][13] = sq(0.2f*dtIMU); + P[14][14] = sq(0.0f); + P[15][15] = P[14][14]; + P[16][16] = sq(0.02f); + P[17][17] = P[16][16]; + P[18][18] = P[16][16]; + P[19][19] = sq(0.02f); + P[20][20] = P[19][19]; + P[21][21] = P[19][19]; + P[22][22] = sq(0.5f); +} + +float AttPosEKF::ConstrainFloat(float val, float min, float max) +{ + float ret; + if (val > max) { + ret = max; + ekf_debug("> max: %8.4f, val: %8.4f", (double)max, (double)val); + } else if (val < min) { + ret = min; + ekf_debug("< min: %8.4f, val: %8.4f", (double)min, (double)val); + } else { + ret = val; + } + + if (!isfinite(val)) { + //ekf_debug("constrain: non-finite!"); + } + + return ret; +} + +void AttPosEKF::ConstrainVariances() +{ + if (!numericalProtection) { + return; + } + + // State vector: + // 0-3: quaternions (q0, q1, q2, q3) + // 4-6: Velocity - m/sec (North, East, Down) + // 7-9: Position - m (North, East, Down) + // 10-12: Delta Angle bias - rad (X,Y,Z) + // 13: Delta Velocity bias - m/s (Z) + // 14-15: Wind Vector - m/sec (North,East) + // 16-18: Earth Magnetic Field Vector - gauss (North, East, Down) + // 19-21: Body Magnetic Field Vector - gauss (X,Y,Z) + // 22: Terrain offset - m + + // Constrain quaternion variances + for (unsigned i = 0; i <= 3; i++) { + P[i][i] = ConstrainFloat(P[i][i], 0.0f, 1.0f); + } + + // Constrain velocity variances + for (unsigned i = 4; i <= 6; i++) { + P[i][i] = ConstrainFloat(P[i][i], 0.0f, 1.0e3f); + } + + // Constrain position variances + for (unsigned i = 7; i <= 9; i++) { + P[i][i] = ConstrainFloat(P[i][i], 0.0f, 1.0e6f); + } + + // Constrain delta angle bias variances + for (unsigned i = 10; i <= 12; i++) { + P[i][i] = ConstrainFloat(P[i][i], 0.0f, sq(0.12f * dtIMU)); + } + + // Constrain delta velocity bias variance + P[13][13] = ConstrainFloat(P[13][13], 0.0f, sq(1.0f * dtIMU)); + + // Wind velocity variances + for (unsigned i = 14; i <= 15; i++) { + P[i][i] = ConstrainFloat(P[i][i], 0.0f, 1.0e3f); + } + + // Earth magnetic field variances + for (unsigned i = 16; i <= 18; i++) { + P[i][i] = ConstrainFloat(P[i][i], 0.0f, 1.0f); + } + + // Body magnetic field variances + for (unsigned i = 19; i <= 21; i++) { + P[i][i] = ConstrainFloat(P[i][i], 0.0f, 1.0f); + } + + // Constrain terrain offset variance + P[22][22] = ConstrainFloat(P[22][22], 0.0f, 10000.0f); +} + +void AttPosEKF::ConstrainStates() +{ + if (!numericalProtection) { + return; + } + + // State vector: + // 0-3: quaternions (q0, q1, q2, q3) + // 4-6: Velocity - m/sec (North, East, Down) + // 7-9: Position - m (North, East, Down) + // 10-12: Delta Angle bias - rad (X,Y,Z) + // 13: Delta Velocity bias - m/s (Z) + // 14-15: Wind Vector - m/sec (North,East) + // 16-18: Earth Magnetic Field Vector - gauss (North, East, Down) + // 19-21: Body Magnetic Field Vector - gauss (X,Y,Z) + // 22: Terrain offset - m + + // Constrain quaternion + for (unsigned i = 0; i <= 3; i++) { + states[i] = ConstrainFloat(states[i], -1.0f, 1.0f); + } + + // Constrain velocities to what GPS can do for us + for (unsigned i = 4; i <= 6; i++) { + states[i] = ConstrainFloat(states[i], -5.0e2f, 5.0e2f); + } + + // Constrain position to a reasonable vehicle range (in meters) + for (unsigned i = 7; i <= 8; i++) { + states[i] = ConstrainFloat(states[i], -1.0e6f, 1.0e6f); + } + + // Constrain altitude + states[9] = ConstrainFloat(states[9], -4.0e4f, 1.0e4f); + + // Angle bias limit - set to 8 degrees / sec + for (unsigned i = 10; i <= 12; i++) { + states[i] = ConstrainFloat(states[i], -0.12f * dtIMU, 0.12f * dtIMU); + } + + // Constrain delta velocity bias + states[13] = ConstrainFloat(states[13], -1.0f * dtIMU, 1.0f * dtIMU); + + // Wind velocity limits - assume 120 m/s max velocity + for (unsigned i = 14; i <= 15; i++) { + states[i] = ConstrainFloat(states[i], -120.0f, 120.0f); + } + + // Earth magnetic field limits (in Gauss) + for (unsigned i = 16; i <= 18; i++) { + states[i] = ConstrainFloat(states[i], -1.0f, 1.0f); + } + + // Body magnetic field variances (in Gauss). + // the max offset should be in this range. + for (unsigned i = 19; i <= 21; i++) { + states[i] = ConstrainFloat(states[i], -0.5f, 0.5f); + } + + // Constrain terrain offset + states[22] = ConstrainFloat(states[22], -1000.0f, 1000.0f); + +} + +void AttPosEKF::ForceSymmetry() +{ + if (!numericalProtection) { + return; + } + + // Force symmetry on the covariance matrix to prevent ill-conditioning + // of the matrix which would cause the filter to blow-up + for (unsigned i = 1; i < n_states; i++) + { + for (uint8_t j = 0; j < i; j++) + { + P[i][j] = 0.5f * (P[i][j] + P[j][i]); + P[j][i] = P[i][j]; + + if ((fabsf(P[i][j]) > EKF_COVARIANCE_DIVERGED) || + (fabsf(P[j][i]) > EKF_COVARIANCE_DIVERGED)) { + current_ekf_state.covariancesExcessive = true; + current_ekf_state.error |= true; + InitializeDynamic(velNED, magDeclination); + return; + } + + float symmetric = 0.5f * (P[i][j] + P[j][i]); + P[i][j] = symmetric; + P[j][i] = symmetric; + } + } +} + +bool AttPosEKF::GyroOffsetsDiverged() +{ + // Detect divergence by looking for rapid changes of the gyro offset + Vector3f current_bias; + current_bias.x = states[10]; + current_bias.y = states[11]; + current_bias.z = states[12]; + + Vector3f delta = current_bias - lastGyroOffset; + float delta_len = delta.length(); + float delta_len_scaled = 0.0f; + + // Protect against division by zero + if (delta_len > 0.0f) { + float cov_mag = ConstrainFloat((P[10][10] + P[11][11] + P[12][12]), 1e-12f, 1e-8f); + delta_len_scaled = (5e-7 / (double)cov_mag) * (double)delta_len / (double)dtIMU; + } + + bool diverged = (delta_len_scaled > 1.0f); + lastGyroOffset = current_bias; + current_ekf_state.error |= diverged; + current_ekf_state.gyroOffsetsExcessive = diverged; + + return diverged; +} + +bool AttPosEKF::VelNEDDiverged() +{ + Vector3f current_vel; + current_vel.x = states[4]; + current_vel.y = states[5]; + current_vel.z = states[6]; + + Vector3f gps_vel; + gps_vel.x = velNED[0]; + gps_vel.y = velNED[1]; + gps_vel.z = velNED[2]; + + Vector3f delta = current_vel - gps_vel; + float delta_len = delta.length(); + + bool excessive = (delta_len > 20.0f); + + current_ekf_state.error |= excessive; + current_ekf_state.velOffsetExcessive = excessive; + + return excessive; +} + +bool AttPosEKF::FilterHealthy() +{ + if (!statesInitialised) { + return false; + } + + // XXX Check state vector for NaNs and ill-conditioning + + // Check if any of the major inputs timed out + if (current_ekf_state.posTimeout || current_ekf_state.velTimeout || current_ekf_state.hgtTimeout) { + return false; + } + + // Nothing fired, return ok. + return true; +} + +/** + * Reset the filter position states + * + * This resets the position to the last GPS measurement + * or to zero in case of static position. + */ +void AttPosEKF::ResetPosition(void) +{ + if (staticMode) { + states[7] = 0; + states[8] = 0; + } else if (GPSstatus >= GPS_FIX_3D) { + + // reset the states from the GPS measurements + states[7] = posNE[0]; + states[8] = posNE[1]; + } +} + +/** + * Reset the height state. + * + * This resets the height state with the last altitude measurements + */ +void AttPosEKF::ResetHeight(void) +{ + // write to the state vector + states[9] = -hgtMea; +} + +/** + * Reset the velocity state. + */ +void AttPosEKF::ResetVelocity(void) +{ + if (staticMode) { + states[4] = 0.0f; + states[5] = 0.0f; + states[6] = 0.0f; + } else if (GPSstatus >= GPS_FIX_3D) { + + states[4] = velNED[0]; // north velocity from last reading + states[5] = velNED[1]; // east velocity from last reading + states[6] = velNED[2]; // down velocity from last reading + } +} + +bool AttPosEKF::StatesNaN() { + bool err = false; + + // check all integrators + if (!isfinite(summedDelAng.x) || !isfinite(summedDelAng.y) || !isfinite(summedDelAng.z)) { + current_ekf_state.angNaN = true; + ekf_debug("summedDelAng NaN: x: %f y: %f z: %f", (double)summedDelAng.x, (double)summedDelAng.y, (double)summedDelAng.z); + err = true; + goto out; + } // delta angles + + if (!isfinite(correctedDelAng.x) || !isfinite(correctedDelAng.y) || !isfinite(correctedDelAng.z)) { + current_ekf_state.angNaN = true; + ekf_debug("correctedDelAng NaN: x: %f y: %f z: %f", (double)correctedDelAng.x, (double)correctedDelAng.y, (double)correctedDelAng.z); + err = true; + goto out; + } // delta angles + + if (!isfinite(summedDelVel.x) || !isfinite(summedDelVel.y) || !isfinite(summedDelVel.z)) { + current_ekf_state.summedDelVelNaN = true; + ekf_debug("summedDelVel NaN: x: %f y: %f z: %f", (double)summedDelVel.x, (double)summedDelVel.y, (double)summedDelVel.z); + err = true; + goto out; + } // delta velocities + + // check all states and covariance matrices + for (unsigned i = 0; i < n_states; i++) { + for (unsigned j = 0; j < n_states; j++) { + if (!isfinite(KH[i][j])) { + + current_ekf_state.KHNaN = true; + err = true; + ekf_debug("KH NaN"); + goto out; + } // intermediate result used for covariance updates + + if (!isfinite(KHP[i][j])) { + + current_ekf_state.KHPNaN = true; + err = true; + ekf_debug("KHP NaN"); + goto out; + } // intermediate result used for covariance updates + + if (!isfinite(P[i][j])) { + + current_ekf_state.covarianceNaN = true; + err = true; + ekf_debug("P NaN"); + } // covariance matrix + } + + if (!isfinite(Kfusion[i])) { + + current_ekf_state.kalmanGainsNaN = true; + ekf_debug("Kfusion NaN"); + err = true; + goto out; + } // Kalman gains + + if (!isfinite(states[i])) { + + current_ekf_state.statesNaN = true; + ekf_debug("states NaN: i: %u val: %f", i, (double)states[i]); + err = true; + goto out; + } // state matrix + } + +out: + if (err) { + current_ekf_state.error |= true; + } + + return err; + +} + +/** + * Check the filter inputs and bound its operational state + * + * This check will reset the filter states if required + * due to a failure of consistency or timeout checks. + * it should be run after the measurement data has been + * updated, but before any of the fusion steps are + * executed. + */ +int AttPosEKF::CheckAndBound(struct ekf_status_report *last_error) +{ + + // Store the old filter state + bool currStaticMode = staticMode; + + // Limit reset rate to 5 Hz to allow the filter + // to settle + if (millis() - lastReset < 200) { + return 0; + } + + if (ekfDiverged) { + ekfDiverged = false; + } + + int ret = 0; + + // Check if we're on ground - this also sets static mode. + OnGroundCheck(); + + // Reset the filter if the states went NaN + if (StatesNaN()) { + ekf_debug("re-initializing dynamic"); + + // Reset and fill error report + InitializeDynamic(velNED, magDeclination); + + ret = 1; + } + + // Reset the filter if the IMU data is too old + if (dtIMU > 0.3f) { + + current_ekf_state.imuTimeout = true; + + // Fill error report + GetFilterState(&last_ekf_error); + + ResetVelocity(); + ResetPosition(); + ResetHeight(); + ResetStoredStates(); + + // Timeout cleared with this reset + current_ekf_state.imuTimeout = false; + + // that's all we can do here, return + ret = 2; + } + + // Check if we switched between states + if (currStaticMode != staticMode) { + // Fill error report, but not setting error flag + GetFilterState(&last_ekf_error); + + ResetVelocity(); + ResetPosition(); + ResetHeight(); + ResetStoredStates(); + + ret = 0; + } + + // Reset the filter if gyro offsets are excessive + if (GyroOffsetsDiverged()) { + + // Reset and fill error report + InitializeDynamic(velNED, magDeclination); + + // that's all we can do here, return + ret = 4; + } + + // Reset the filter if it diverges too far from GPS + if (VelNEDDiverged()) { + + // Reset and fill error report + InitializeDynamic(velNED, magDeclination); + + // that's all we can do here, return + ret = 5; + } + + // The excessive covariance detection already + // reset the filter. Just need to report here. + if (last_ekf_error.covariancesExcessive) { + ret = 6; + } + + if (ret) { + ekfDiverged = true; + lastReset = millis(); + + // This reads the last error and clears it + GetLastErrorState(last_error); + } + + return ret; +} + +void AttPosEKF::AttitudeInit(float ax, float ay, float az, float mx, float my, float mz, float declination, float *initQuat) +{ + float initialRoll, initialPitch; + float cosRoll, sinRoll, cosPitch, sinPitch; + float magX, magY; + float initialHdg, cosHeading, sinHeading; + + initialRoll = atan2f(-ay, -az); + initialPitch = atan2f(ax, -az); + + cosRoll = cosf(initialRoll); + sinRoll = sinf(initialRoll); + cosPitch = cosf(initialPitch); + sinPitch = sinf(initialPitch); + + magX = mx * cosPitch + my * sinRoll * sinPitch + mz * cosRoll * sinPitch; + + magY = my * cosRoll - mz * sinRoll; + + initialHdg = atan2f(-magY, magX); + /* true heading is the mag heading minus declination */ + initialHdg += declination; + + cosRoll = cosf(initialRoll * 0.5f); + sinRoll = sinf(initialRoll * 0.5f); + + cosPitch = cosf(initialPitch * 0.5f); + sinPitch = sinf(initialPitch * 0.5f); + + cosHeading = cosf(initialHdg * 0.5f); + sinHeading = sinf(initialHdg * 0.5f); + + initQuat[0] = cosRoll * cosPitch * cosHeading + sinRoll * sinPitch * sinHeading; + initQuat[1] = sinRoll * cosPitch * cosHeading - cosRoll * sinPitch * sinHeading; + initQuat[2] = cosRoll * sinPitch * cosHeading + sinRoll * cosPitch * sinHeading; + initQuat[3] = cosRoll * cosPitch * sinHeading - sinRoll * sinPitch * cosHeading; + + /* normalize */ + float norm = sqrtf(initQuat[0]*initQuat[0] + initQuat[1]*initQuat[1] + initQuat[2]*initQuat[2] + initQuat[3]*initQuat[3]); + + initQuat[0] /= norm; + initQuat[1] /= norm; + initQuat[2] /= norm; + initQuat[3] /= norm; +} + +void AttPosEKF::InitializeDynamic(float (&initvelNED)[3], float declination) +{ + if (current_ekf_state.error) { + GetFilterState(&last_ekf_error); + } + + ZeroVariables(); + + // Reset error states + current_ekf_state.error = false; + current_ekf_state.angNaN = false; + current_ekf_state.summedDelVelNaN = false; + current_ekf_state.KHNaN = false; + current_ekf_state.KHPNaN = false; + current_ekf_state.PNaN = false; + current_ekf_state.covarianceNaN = false; + current_ekf_state.kalmanGainsNaN = false; + current_ekf_state.statesNaN = false; + + current_ekf_state.velHealth = true; + current_ekf_state.posHealth = true; + current_ekf_state.hgtHealth = true; + + current_ekf_state.velTimeout = false; + current_ekf_state.posTimeout = false; + current_ekf_state.hgtTimeout = false; + + fuseVelData = false; + fusePosData = false; + fuseHgtData = false; + fuseMagData = false; + fuseVtasData = false; + + // Fill variables with valid data + velNED[0] = initvelNED[0]; + velNED[1] = initvelNED[1]; + velNED[2] = initvelNED[2]; + magDeclination = declination; + + // Calculate initial filter quaternion states from raw measurements + float initQuat[4]; + Vector3f initMagXYZ; + initMagXYZ = magData - magBias; + AttitudeInit(accel.x, accel.y, accel.z, initMagXYZ.x, initMagXYZ.y, initMagXYZ.z, declination, initQuat); + + // Calculate initial Tbn matrix and rotate Mag measurements into NED + // to set initial NED magnetic field states + quat2Tbn(Tbn, initQuat); + Tnb = Tbn.transpose(); + Vector3f initMagNED; + initMagNED.x = Tbn.x.x*initMagXYZ.x + Tbn.x.y*initMagXYZ.y + Tbn.x.z*initMagXYZ.z; + initMagNED.y = Tbn.y.x*initMagXYZ.x + Tbn.y.y*initMagXYZ.y + Tbn.y.z*initMagXYZ.z; + initMagNED.z = Tbn.z.x*initMagXYZ.x + Tbn.z.y*initMagXYZ.y + Tbn.z.z*initMagXYZ.z; + + magstate.q0 = initQuat[0]; + magstate.q1 = initQuat[1]; + magstate.q2 = initQuat[2]; + magstate.q3 = initQuat[3]; + magstate.magN = initMagNED.x; + magstate.magE = initMagNED.y; + magstate.magD = initMagNED.z; + magstate.magXbias = magBias.x; + magstate.magYbias = magBias.y; + magstate.magZbias = magBias.z; + magstate.R_MAG = sq(magMeasurementSigma); + magstate.DCM = Tbn; + + // write to state vector + for (uint8_t j=0; j<=3; j++) states[j] = initQuat[j]; // quaternions + for (uint8_t j=4; j<=6; j++) states[j] = initvelNED[j-4]; // velocities + // positions: + states[7] = posNE[0]; + states[8] = posNE[1]; + states[9] = -hgtMea; + for (uint8_t j=10; j<=15; j++) states[j] = 0.0f; // dAngBias, dVelBias, windVel + states[16] = initMagNED.x; // Magnetic Field North + states[17] = initMagNED.y; // Magnetic Field East + states[18] = initMagNED.z; // Magnetic Field Down + states[19] = magBias.x; // Magnetic Field Bias X + states[20] = magBias.y; // Magnetic Field Bias Y + states[21] = magBias.z; // Magnetic Field Bias Z + states[22] = 0.0f; // terrain height + + ResetVelocity(); + ResetPosition(); + ResetHeight(); + + statesInitialised = true; + + // initialise the covariance matrix + CovarianceInit(); + + //Define Earth rotation vector in the NED navigation frame + calcEarthRateNED(earthRateNED, latRef); + +} + +void AttPosEKF::InitialiseFilter(float (&initvelNED)[3], double referenceLat, double referenceLon, float referenceHgt, float declination) +{ + // store initial lat,long and height + latRef = referenceLat; + lonRef = referenceLon; + hgtRef = referenceHgt; + refSet = true; + + // we are at reference position, so measurement must be zero + posNE[0] = 0.0f; + posNE[1] = 0.0f; + + // we are at an unknown, possibly non-zero altitude - so altitude + // is not reset (hgtMea) + + // the baro offset must be this difference now + baroHgtOffset = baroHgt - referenceHgt; + + InitializeDynamic(initvelNED, declination); +} + +void AttPosEKF::ZeroVariables() +{ + + // Initialize on-init initialized variables + + storeIndex = 0; + + // Do the data structure init + for (unsigned i = 0; i < n_states; i++) { + for (unsigned j = 0; j < n_states; j++) { + KH[i][j] = 0.0f; // intermediate result used for covariance updates + KHP[i][j] = 0.0f; // intermediate result used for covariance updates + P[i][j] = 0.0f; // covariance matrix + } + + Kfusion[i] = 0.0f; // Kalman gains + states[i] = 0.0f; // state matrix + } + + correctedDelAng.zero(); + summedDelAng.zero(); + summedDelVel.zero(); + dAngIMU.zero(); + dVelIMU.zero(); + lastGyroOffset.zero(); + + for (unsigned i = 0; i < data_buffer_size; i++) { + + for (unsigned j = 0; j < n_states; j++) { + storedStates[j][i] = 0.0f; + } + + statetimeStamp[i] = 0; + } + + memset(&magstate, 0, sizeof(magstate)); + magstate.q0 = 1.0f; + magstate.DCM.identity(); + + memset(¤t_ekf_state, 0, sizeof(current_ekf_state)); + +} + +void AttPosEKF::GetFilterState(struct ekf_status_report *err) +{ + + // Copy states + for (unsigned i = 0; i < n_states; i++) { + current_ekf_state.states[i] = states[i]; + } + current_ekf_state.n_states = n_states; + current_ekf_state.onGround = onGround; + current_ekf_state.staticMode = staticMode; + current_ekf_state.useCompass = useCompass; + current_ekf_state.useAirspeed = useAirspeed; + + memcpy(err, ¤t_ekf_state, sizeof(*err)); + + // err->velHealth = current_ekf_state.velHealth; + // err->posHealth = current_ekf_state.posHealth; + // err->hgtHealth = current_ekf_state.hgtHealth; + // err->velTimeout = current_ekf_state.velTimeout; + // err->posTimeout = current_ekf_state.posTimeout; + // err->hgtTimeout = current_ekf_state.hgtTimeout; +} + +void AttPosEKF::GetLastErrorState(struct ekf_status_report *last_error) +{ + memcpy(last_error, &last_ekf_error, sizeof(*last_error)); + memset(&last_ekf_error, 0, sizeof(last_ekf_error)); +} diff --git a/src/modules/ekf_att_pos_estimator/estimator_23states.h b/src/modules/ekf_att_pos_estimator/estimator_23states.h new file mode 100644 index 000000000..faa6735ca --- /dev/null +++ b/src/modules/ekf_att_pos_estimator/estimator_23states.h @@ -0,0 +1,316 @@ +#pragma once + +#include "estimator_utilities.h" + +const unsigned int n_states = 23; +const unsigned int data_buffer_size = 50; + +class AttPosEKF { + +public: + + AttPosEKF(); + ~AttPosEKF(); + + + + /* ############################################## + * + * M A I N F I L T E R P A R A M E T E R S + * + * ########################################### */ + + /* + * parameters are defined here and initialised in + * the InitialiseParameters() (which is just 20 lines down) + */ + + float covTimeStepMax; // maximum time allowed between covariance predictions + float covDelAngMax; // maximum delta angle between covariance predictions + float rngFinderPitch; // pitch angle of laser range finder in radians. Zero is aligned with the Z body axis. Positive is RH rotation about Y body axis. + + float a1; // optical flow sensor misalgnment angle about X axis (rad) + float a2; // optical flow sensor misalgnment angle about Y axis (rad) + float a3; // optical flow sensor misalgnment angle about Z axis (rad) + + float yawVarScale; + float windVelSigma; + float dAngBiasSigma; + float dVelBiasSigma; + float magEarthSigma; + float magBodySigma; + float gndHgtSigma; + + float vneSigma; + float vdSigma; + float posNeSigma; + float posDSigma; + float magMeasurementSigma; + float airspeedMeasurementSigma; + + float gyroProcessNoise; + float accelProcessNoise; + + float EAS2TAS; // ratio f true to equivalent airspeed + + void InitialiseParameters() + { + covTimeStepMax = 0.07f; // maximum time allowed between covariance predictions + covDelAngMax = 0.02f; // maximum delta angle between covariance predictions + rngFinderPitch = 0.0f; // pitch angle of laser range finder in radians. Zero is aligned with the Z body axis. Positive is RH rotation about Y body axis. + EAS2TAS = 1.0f; + a1 = 0.0f; // optical flow sensor misalgnment angle about X axis (rad) + a2 = 0.0f; // optical flow sensor misalgnment angle about Y axis (rad) + a3 = 0.0f; // optical flow sensor misalgnment angle about Z axis (rad) + + yawVarScale = 1.0f; + windVelSigma = 0.1f; + dAngBiasSigma = 5.0e-7f; + dVelBiasSigma = 1e-4f; + magEarthSigma = 3.0e-4f; + magBodySigma = 3.0e-4f; + gndHgtSigma = 0.02f; // assume 2% terrain gradient 1-sigma + + vneSigma = 0.2f; + vdSigma = 0.3f; + posNeSigma = 2.0f; + posDSigma = 2.0f; + + magMeasurementSigma = 0.05; + airspeedMeasurementSigma = 1.4f; + gyroProcessNoise = 1.4544411e-2f; + accelProcessNoise = 0.5f; + } + + struct mag_state_struct { + unsigned obsIndex; + float MagPred[3]; + float SH_MAG[9]; + float q0; + float q1; + float q2; + float q3; + float magN; + float magE; + float magD; + float magXbias; + float magYbias; + float magZbias; + float R_MAG; + Mat3f DCM; + }; + + struct mag_state_struct magstate; + struct mag_state_struct resetMagState; + + + + + // Global variables + float KH[n_states][n_states]; // intermediate result used for covariance updates + float KHP[n_states][n_states]; // intermediate result used for covariance updates + float P[n_states][n_states]; // covariance matrix + float Kfusion[n_states]; // Kalman gains + float states[n_states]; // state matrix + float resetStates[n_states]; + float storedStates[n_states][data_buffer_size]; // state vectors stored for the last 50 time steps + uint32_t statetimeStamp[data_buffer_size]; // time stamp for each state vector stored + + float statesAtVelTime[n_states]; // States at the effective measurement time for posNE and velNED measurements + float statesAtPosTime[n_states]; // States at the effective measurement time for posNE and velNED measurements + float statesAtHgtTime[n_states]; // States at the effective measurement time for the hgtMea measurement + float statesAtMagMeasTime[n_states]; // filter satates at the effective measurement time + float statesAtVtasMeasTime[n_states]; // filter states at the effective measurement time + float statesAtRngTime[n_states]; // filter states at the effective measurement time + float statesAtOptFlowTime[n_states]; // States at the effective optical flow measurement time + + Vector3f correctedDelAng; // delta angles about the xyz body axes corrected for errors (rad) + Vector3f correctedDelVel; // delta velocities along the XYZ body axes corrected for errors (m/s) + Vector3f summedDelAng; // summed delta angles about the xyz body axes corrected for errors (rad) + Vector3f summedDelVel; // summed delta velocities along the XYZ body axes corrected for errors (m/s) + float accNavMag; // magnitude of navigation accel (- used to adjust GPS obs variance (m/s^2) + Vector3f earthRateNED; // earths angular rate vector in NED (rad/s) + Vector3f angRate; // angular rate vector in XYZ body axes measured by the IMU (rad/s) + Vector3f lastGyroOffset; // Last gyro offset + Vector3f delAngTotal; + + Mat3f Tbn; // transformation matrix from body to NED coordinates + Mat3f Tnb; // transformation amtrix from NED to body coordinates + + Vector3f accel; // acceleration vector in XYZ body axes measured by the IMU (m/s^2) + Vector3f dVelIMU; + Vector3f dAngIMU; + float dtIMU; // time lapsed since the last IMU measurement or covariance update (sec) + uint8_t fusionModeGPS; // 0 = GPS outputs 3D velocity, 1 = GPS outputs 2D velocity, 2 = GPS outputs no velocity + float innovVelPos[6]; // innovation output + float varInnovVelPos[6]; // innovation variance output + + float velNED[3]; // North, East, Down velocity obs (m/s) + float accelGPSNED[3]; // Acceleration predicted by GPS in earth frame + float posNE[2]; // North, East position obs (m) + float hgtMea; // measured height (m) + float baroHgtOffset; ///< the baro (weather) offset from normalized altitude + float rngMea; // Ground distance + + float innovMag[3]; // innovation output + float varInnovMag[3]; // innovation variance output + Vector3f magData; // magnetometer flux radings in X,Y,Z body axes + float losData[2]; // optical flow LOS rate measurements (rad/sec) + float innovVtas; // innovation output + float innovRng; ///< Range finder innovation + float innovOptFlow[2]; // optical flow LOS innovations (rad/sec) + float varInnovOptFlow[2]; // optical flow innovations variances (rad/sec)^2 + float varInnovVtas; // innovation variance output + float varInnovRng; // range finder innovation variance + float VtasMeas; // true airspeed measurement (m/s) + float magDeclination; ///< magnetic declination + double latRef; // WGS-84 latitude of reference point (rad) + double lonRef; // WGS-84 longitude of reference point (rad) + float hgtRef; // WGS-84 height of reference point (m) + bool refSet; ///< flag to indicate if the reference position has been set + Vector3f magBias; // states representing magnetometer bias vector in XYZ body axes + unsigned covSkipCount; // Number of state prediction frames (IMU daya updates to skip before doing the covariance prediction + + // GPS input data variables + double gpsLat; + double gpsLon; + float gpsHgt; + uint8_t GPSstatus; + + // Baro input + float baroHgt; + + bool statesInitialised; + + bool fuseVelData; // this boolean causes the posNE and velNED obs to be fused + bool fusePosData; // this boolean causes the posNE and velNED obs to be fused + bool fuseHgtData; // this boolean causes the hgtMea obs to be fused + bool fuseMagData; // boolean true when magnetometer data is to be fused + bool fuseVtasData; // boolean true when airspeed data is to be fused + bool fuseRngData; ///< true when range data is fused + bool fuseOptFlowData; // true when optical flow data is fused + + bool inhibitWindStates; // true when wind states and covariances are to remain constant + bool inhibitMagStates; // true when magnetic field states and covariances are to remain constant + bool inhibitGndHgtState; // true when the terrain ground height offset state and covariances are to remain constant + + bool onGround; ///< boolean true when the flight vehicle is on the ground (not flying) + bool staticMode; ///< boolean true if no position feedback is fused + bool useAirspeed; ///< boolean true if airspeed data is being used + bool useCompass; ///< boolean true if magnetometer data is being used + bool useRangeFinder; ///< true when rangefinder is being used + bool useOpticalFlow; // true when optical flow data is being used + + bool ekfDiverged; + uint64_t lastReset; + + struct ekf_status_report current_ekf_state; + struct ekf_status_report last_ekf_error; + + bool numericalProtection; + + unsigned storeIndex; + + +void UpdateStrapdownEquationsNED(); + +void CovariancePrediction(float dt); + +void FuseVelposNED(); + +void FuseMagnetometer(); + +void FuseAirspeed(); + +void FuseRangeFinder(); + +void FuseOptFlow(); + +void zeroRows(float (&covMat)[n_states][n_states], uint8_t first, uint8_t last); + +void zeroCols(float (&covMat)[n_states][n_states], uint8_t first, uint8_t last); + +void quatNorm(float (&quatOut)[4], const float quatIn[4]); + +// store staes along with system time stamp in msces +void StoreStates(uint64_t timestamp_ms); + +/** + * Recall the state vector. + * + * Recalls the vector stored at closest time to the one specified by msec + * + * @return zero on success, integer indicating the number of invalid states on failure. + * Does only copy valid states, if the statesForFusion vector was initialized + * correctly by the caller, the result can be safely used, but is a mixture + * time-wise where valid states were updated and invalid remained at the old + * value. + */ +int RecallStates(float *statesForFusion, uint64_t msec); + +void ResetStoredStates(); + +void quat2Tbn(Mat3f &TBodyNed, const float (&quat)[4]); + +void calcEarthRateNED(Vector3f &omega, float latitude); + +static void eul2quat(float (&quat)[4], const float (&eul)[3]); + +static void quat2eul(float (&eul)[3], const float (&quat)[4]); + +static void calcvelNED(float (&velNED)[3], float gpsCourse, float gpsGndSpd, float gpsVelD); + +void calcposNED(float (&posNED)[3], double lat, double lon, float hgt, double latRef, double lonRef, float hgtRef); + +static void calcLLH(float posNED[3], double &lat, double &lon, float &hgt, double latRef, double lonRef, float hgtRef); + +static void quat2Tnb(Mat3f &Tnb, const float (&quat)[4]); + +static float sq(float valIn); + +void OnGroundCheck(); + +void CovarianceInit(); + +void InitialiseFilter(float (&initvelNED)[3], double referenceLat, double referenceLon, float referenceHgt, float declination); + +float ConstrainFloat(float val, float min, float max); + +void ConstrainVariances(); + +void ConstrainStates(); + +void ForceSymmetry(); + +int CheckAndBound(struct ekf_status_report *last_error); + +void ResetPosition(); + +void ResetVelocity(); + +void ZeroVariables(); + +void GetFilterState(struct ekf_status_report *state); + +void GetLastErrorState(struct ekf_status_report *last_error); + +bool StatesNaN(); + +void InitializeDynamic(float (&initvelNED)[3], float declination); + +protected: + +bool FilterHealthy(); + +bool GyroOffsetsDiverged(); + +bool VelNEDDiverged(); + +void ResetHeight(void); + +void AttitudeInit(float ax, float ay, float az, float mx, float my, float mz, float declination, float *initQuat); + +}; + +uint32_t millis(); + diff --git a/src/modules/ekf_att_pos_estimator/estimator_utilities.cpp b/src/modules/ekf_att_pos_estimator/estimator_utilities.cpp new file mode 100644 index 000000000..77cc1eeeb --- /dev/null +++ b/src/modules/ekf_att_pos_estimator/estimator_utilities.cpp @@ -0,0 +1,162 @@ + +#include "estimator_utilities.h" + +// Define EKF_DEBUG here to enable the debug print calls +// if the macro is not set, these will be completely +// optimized out by the compiler. +//#define EKF_DEBUG + +#ifdef EKF_DEBUG +#include <stdio.h> +#include <stdarg.h> + +static void +ekf_debug_print(const char *fmt, va_list args) +{ + fprintf(stderr, "%s: ", "[ekf]"); + vfprintf(stderr, fmt, args); + + fprintf(stderr, "\n"); +} + +void +ekf_debug(const char *fmt, ...) +{ + va_list args; + + va_start(args, fmt); + ekf_debug_print(fmt, args); +} + +#else + +void ekf_debug(const char *fmt, ...) { while(0){} } +#endif + +float Vector3f::length(void) const +{ + return sqrt(x*x + y*y + z*z); +} + +void Vector3f::zero(void) +{ + x = 0.0f; + y = 0.0f; + z = 0.0f; +} + +Mat3f::Mat3f() : + x{1.0f, 0.0f, 0.0f}, + y{0.0f, 1.0f, 0.0f}, + z{0.0f, 0.0f, 1.0f} +{ +} + +void Mat3f::identity() { + x.x = 1.0f; + x.y = 0.0f; + x.z = 0.0f; + + y.x = 0.0f; + y.y = 1.0f; + y.z = 0.0f; + + z.x = 0.0f; + z.y = 0.0f; + z.z = 1.0f; +} + +Mat3f Mat3f::transpose(void) const +{ + Mat3f ret = *this; + swap_var(ret.x.y, ret.y.x); + swap_var(ret.x.z, ret.z.x); + swap_var(ret.y.z, ret.z.y); + return ret; +} + +// overload + operator to provide a vector addition +Vector3f operator+( Vector3f vecIn1, Vector3f vecIn2) +{ + Vector3f vecOut; + vecOut.x = vecIn1.x + vecIn2.x; + vecOut.y = vecIn1.y + vecIn2.y; + vecOut.z = vecIn1.z + vecIn2.z; + return vecOut; +} + +// overload - operator to provide a vector subtraction +Vector3f operator-( Vector3f vecIn1, Vector3f vecIn2) +{ + Vector3f vecOut; + vecOut.x = vecIn1.x - vecIn2.x; + vecOut.y = vecIn1.y - vecIn2.y; + vecOut.z = vecIn1.z - vecIn2.z; + return vecOut; +} + +// overload * operator to provide a matrix vector product +Vector3f operator*( Mat3f matIn, Vector3f vecIn) +{ + Vector3f vecOut; + vecOut.x = matIn.x.x*vecIn.x + matIn.x.y*vecIn.y + matIn.x.z*vecIn.z; + vecOut.y = matIn.y.x*vecIn.x + matIn.y.y*vecIn.y + matIn.y.z*vecIn.z; + vecOut.z = matIn.x.x*vecIn.x + matIn.z.y*vecIn.y + matIn.z.z*vecIn.z; + return vecOut; +} + +// overload * operator to provide a matrix product +Mat3f operator*( Mat3f matIn1, Mat3f matIn2) +{ + Mat3f matOut; + matOut.x.x = matIn1.x.x*matIn2.x.x + matIn1.x.y*matIn2.y.x + matIn1.x.z*matIn2.z.x; + matOut.x.y = matIn1.x.x*matIn2.x.y + matIn1.x.y*matIn2.y.y + matIn1.x.z*matIn2.z.y; + matOut.x.z = matIn1.x.x*matIn2.x.z + matIn1.x.y*matIn2.y.z + matIn1.x.z*matIn2.z.z; + + matOut.y.x = matIn1.y.x*matIn2.x.x + matIn1.y.y*matIn2.y.x + matIn1.y.z*matIn2.z.x; + matOut.y.y = matIn1.y.x*matIn2.x.y + matIn1.y.y*matIn2.y.y + matIn1.y.z*matIn2.z.y; + matOut.y.z = matIn1.y.x*matIn2.x.z + matIn1.y.y*matIn2.y.z + matIn1.y.z*matIn2.z.z; + + matOut.z.x = matIn1.z.x*matIn2.x.x + matIn1.z.y*matIn2.y.x + matIn1.z.z*matIn2.z.x; + matOut.z.y = matIn1.z.x*matIn2.x.y + matIn1.z.y*matIn2.y.y + matIn1.z.z*matIn2.z.y; + matOut.z.z = matIn1.z.x*matIn2.x.z + matIn1.z.y*matIn2.y.z + matIn1.z.z*matIn2.z.z; + + return matOut; +} + +// overload % operator to provide a vector cross product +Vector3f operator%( Vector3f vecIn1, Vector3f vecIn2) +{ + Vector3f vecOut; + vecOut.x = vecIn1.y*vecIn2.z - vecIn1.z*vecIn2.y; + vecOut.y = vecIn1.z*vecIn2.x - vecIn1.x*vecIn2.z; + vecOut.z = vecIn1.x*vecIn2.y - vecIn1.y*vecIn2.x; + return vecOut; +} + +// overload * operator to provide a vector scaler product +Vector3f operator*(Vector3f vecIn1, float sclIn1) +{ + Vector3f vecOut; + vecOut.x = vecIn1.x * sclIn1; + vecOut.y = vecIn1.y * sclIn1; + vecOut.z = vecIn1.z * sclIn1; + return vecOut; +} + +// overload * operator to provide a vector scaler product +Vector3f operator*(float sclIn1, Vector3f vecIn1) +{ + Vector3f vecOut; + vecOut.x = vecIn1.x * sclIn1; + vecOut.y = vecIn1.y * sclIn1; + vecOut.z = vecIn1.z * sclIn1; + return vecOut; +} + +void swap_var(float &d1, float &d2) +{ + float tmp = d1; + d1 = d2; + d2 = tmp; +} diff --git a/src/modules/ekf_att_pos_estimator/estimator_utilities.h b/src/modules/ekf_att_pos_estimator/estimator_utilities.h new file mode 100644 index 000000000..a6b670c4d --- /dev/null +++ b/src/modules/ekf_att_pos_estimator/estimator_utilities.h @@ -0,0 +1,93 @@ +#include <math.h> +#include <stdint.h> + +#pragma once + +#define GRAVITY_MSS 9.80665f +#define deg2rad 0.017453292f +#define rad2deg 57.295780f +#define pi 3.141592657f +#define earthRate 0.000072921f +#define earthRadius 6378145.0 +#define earthRadiusInv 1.5678540e-7 + +class Vector3f +{ +private: +public: + float x; + float y; + float z; + + Vector3f(float a=0.0f, float b=0.0f, float c=0.0f) : + x(a), + y(b), + z(c) + {} + + float length(void) const; + void zero(void); +}; + +class Mat3f +{ +private: +public: + Vector3f x; + Vector3f y; + Vector3f z; + + Mat3f(); + + void identity(); + Mat3f transpose(void) const; +}; + +Vector3f operator*(float sclIn1, Vector3f vecIn1); +Vector3f operator+( Vector3f vecIn1, Vector3f vecIn2); +Vector3f operator-( Vector3f vecIn1, Vector3f vecIn2); +Vector3f operator*( Mat3f matIn, Vector3f vecIn); +Mat3f operator*( Mat3f matIn1, Mat3f matIn2); +Vector3f operator%( Vector3f vecIn1, Vector3f vecIn2); +Vector3f operator*(Vector3f vecIn1, float sclIn1); + +void swap_var(float &d1, float &d2); + +enum GPS_FIX { + GPS_FIX_NOFIX = 0, + GPS_FIX_2D = 2, + GPS_FIX_3D = 3 +}; + +struct ekf_status_report { + bool error; + bool velHealth; + bool posHealth; + bool hgtHealth; + bool velTimeout; + bool posTimeout; + bool hgtTimeout; + bool imuTimeout; + bool onGround; + bool staticMode; + bool useCompass; + bool useAirspeed; + uint32_t velFailTime; + uint32_t posFailTime; + uint32_t hgtFailTime; + float states[32]; + unsigned n_states; + bool angNaN; + bool summedDelVelNaN; + bool KHNaN; + bool KHPNaN; + bool PNaN; + bool covarianceNaN; + bool kalmanGainsNaN; + bool statesNaN; + bool gyroOffsetsExcessive; + bool covariancesExcessive; + bool velOffsetExcessive; +}; + +void ekf_debug(const char *fmt, ...); diff --git a/src/modules/fw_att_pos_estimator/module.mk b/src/modules/ekf_att_pos_estimator/module.mk index c992959e0..36d854ddd 100644 --- a/src/modules/fw_att_pos_estimator/module.mk +++ b/src/modules/ekf_att_pos_estimator/module.mk @@ -32,11 +32,14 @@ ############################################################################ # -# Main Attitude and Position Estimator for Fixed Wing Aircraft +# Main EKF Attitude and Position Estimator # -MODULE_COMMAND = fw_att_pos_estimator +MODULE_COMMAND = ekf_att_pos_estimator -SRCS = fw_att_pos_estimator_main.cpp \ - fw_att_pos_estimator_params.c \ - estimator.cpp +SRCS = ekf_att_pos_estimator_main.cpp \ + ekf_att_pos_estimator_params.c \ + estimator_23states.cpp \ + estimator_utilities.cpp + +EXTRACXXFLAGS = -Weffc++ diff --git a/src/modules/fixedwing_att_control/fixedwing_att_control_att.c b/src/modules/fixedwing_att_control/fixedwing_att_control_att.c deleted file mode 100644 index 2aeca3a98..000000000 --- a/src/modules/fixedwing_att_control/fixedwing_att_control_att.c +++ /dev/null @@ -1,169 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: @author Thomas Gubler <thomasgubler@student.ethz.ch> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ -/** - * @file fixedwing_att_control_rate.c - * Implementation of a fixed wing attitude controller. - */ - -#include <nuttx/config.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <fcntl.h> -#include <errno.h> -#include <math.h> -#include <poll.h> -#include <time.h> -#include <drivers/drv_hrt.h> -#include <arch/board/board.h> -#include <uORB/uORB.h> - -#include <uORB/topics/vehicle_attitude.h> -#include <uORB/topics/vehicle_attitude_setpoint.h> -#include <uORB/topics/manual_control_setpoint.h> -#include <systemlib/param/param.h> -#include <systemlib/pid/pid.h> -#include <systemlib/geo/geo.h> -#include <systemlib/systemlib.h> - -#include "fixedwing_att_control_att.h" - - -struct fw_att_control_params { - float roll_p; - float rollrate_lim; - float pitch_p; - float pitchrate_lim; - float yawrate_lim; - float pitch_roll_compensation_p; -}; - -struct fw_pos_control_param_handles { - param_t roll_p; - param_t rollrate_lim; - param_t pitch_p; - param_t pitchrate_lim; - param_t yawrate_lim; - param_t pitch_roll_compensation_p; -}; - - - -/* Internal Prototypes */ -static int parameters_init(struct fw_pos_control_param_handles *h); -static int parameters_update(const struct fw_pos_control_param_handles *h, struct fw_att_control_params *p); - -static int parameters_init(struct fw_pos_control_param_handles *h) -{ - /* PID parameters */ - h->roll_p = param_find("FW_ROLL_P"); - h->rollrate_lim = param_find("FW_ROLLR_LIM"); - h->pitch_p = param_find("FW_PITCH_P"); - h->pitchrate_lim = param_find("FW_PITCHR_LIM"); - h->yawrate_lim = param_find("FW_YAWR_LIM"); - h->pitch_roll_compensation_p = param_find("FW_PITCH_RCOMP"); - - return OK; -} - -static int parameters_update(const struct fw_pos_control_param_handles *h, struct fw_att_control_params *p) -{ - param_get(h->roll_p, &(p->roll_p)); - param_get(h->rollrate_lim, &(p->rollrate_lim)); - param_get(h->pitch_p, &(p->pitch_p)); - param_get(h->pitchrate_lim, &(p->pitchrate_lim)); - param_get(h->yawrate_lim, &(p->yawrate_lim)); - param_get(h->pitch_roll_compensation_p, &(p->pitch_roll_compensation_p)); - - return OK; -} - -int fixedwing_att_control_attitude(const struct vehicle_attitude_setpoint_s *att_sp, - const struct vehicle_attitude_s *att, - const float speed_body[], - struct vehicle_rates_setpoint_s *rates_sp) -{ - static int counter = 0; - static bool initialized = false; - - static struct fw_att_control_params p; - static struct fw_pos_control_param_handles h; - - static PID_t roll_controller; - static PID_t pitch_controller; - - - if (!initialized) { - parameters_init(&h); - parameters_update(&h, &p); - pid_init(&roll_controller, p.roll_p, 0, 0, 0, p.rollrate_lim, PID_MODE_DERIVATIV_NONE, 0.0f); //P Controller - pid_init(&pitch_controller, p.pitch_p, 0, 0, 0, p.pitchrate_lim, PID_MODE_DERIVATIV_NONE, 0.0f); //P Controller - initialized = true; - } - - /* load new parameters with lower rate */ - if (counter % 100 == 0) { - /* update parameters from storage */ - parameters_update(&h, &p); - pid_set_parameters(&roll_controller, p.roll_p, 0, 0, 0, p.rollrate_lim); - pid_set_parameters(&pitch_controller, p.pitch_p, 0, 0, 0, p.pitchrate_lim); - } - - /* Roll (P) */ - rates_sp->roll = pid_calculate(&roll_controller, att_sp->roll_body, att->roll, 0, 0); - - - /* Pitch (P) */ - - /* compensate feedforward for loss of lift due to non-horizontal angle of wing */ - float pitch_sp_rollcompensation = p.pitch_roll_compensation_p * fabsf(sinf(att_sp->roll_body)); - /* set pitch plus feedforward roll compensation */ - rates_sp->pitch = pid_calculate(&pitch_controller, - att_sp->pitch_body + pitch_sp_rollcompensation, - att->pitch, 0, 0); - - /* Yaw (from coordinated turn constraint or lateral force) */ - rates_sp->yaw = (att->rollspeed * rates_sp->roll + 9.81f * sinf(att->roll) * cosf(att->pitch) + speed_body[0] * rates_sp->pitch * sinf(att->roll)) - / (speed_body[0] * cosf(att->roll) * cosf(att->pitch) + speed_body[2] * sinf(att->pitch)); - -// printf("rates_sp->yaw %.4f \n", (double)rates_sp->yaw); - - counter++; - - return 0; -} - - - diff --git a/src/modules/fixedwing_att_control/fixedwing_att_control_main.c b/src/modules/fixedwing_att_control/fixedwing_att_control_main.c deleted file mode 100644 index b6b4546c2..000000000 --- a/src/modules/fixedwing_att_control/fixedwing_att_control_main.c +++ /dev/null @@ -1,367 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: @author Thomas Gubler <thomasgubler@student.ethz.ch> - * @author Doug Weibel <douglas.weibel@colorado.edu> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ -/** - * @file fixedwing_att_control.c - * Implementation of a fixed wing attitude controller. - */ - -#include <nuttx/config.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <fcntl.h> -#include <errno.h> -#include <math.h> -#include <poll.h> -#include <time.h> -#include <drivers/drv_hrt.h> -#include <arch/board/board.h> -#include <uORB/uORB.h> -#include <uORB/topics/vehicle_global_position.h> -#include <uORB/topics/vehicle_global_position_setpoint.h> -#include <uORB/topics/vehicle_attitude.h> -#include <uORB/topics/vehicle_control_mode.h> -#include <uORB/topics/vehicle_status.h> -#include <uORB/topics/vehicle_attitude_setpoint.h> -#include <uORB/topics/manual_control_setpoint.h> -#include <uORB/topics/actuator_controls.h> -#include <uORB/topics/vehicle_rates_setpoint.h> -#include <uORB/topics/vehicle_global_position.h> -#include <uORB/topics/debug_key_value.h> -#include <systemlib/param/param.h> -#include <systemlib/pid/pid.h> -#include <systemlib/geo/geo.h> -#include <systemlib/perf_counter.h> -#include <systemlib/systemlib.h> - -#include "fixedwing_att_control_rate.h" -#include "fixedwing_att_control_att.h" - -/* Prototypes */ -/** - * Deamon management function. - */ -__EXPORT int fixedwing_att_control_main(int argc, char *argv[]); - -/** - * Mainloop of deamon. - */ -int fixedwing_att_control_thread_main(int argc, char *argv[]); - -/** - * Print the correct usage. - */ -static void usage(const char *reason); - -/* Variables */ -static bool thread_should_exit = false; /**< Deamon exit flag */ -static bool thread_running = false; /**< Deamon status flag */ -static int deamon_task; /**< Handle of deamon task / thread */ - -/* Main Thread */ -int fixedwing_att_control_thread_main(int argc, char *argv[]) -{ - /* read arguments */ - bool verbose = false; - - for (int i = 1; i < argc; i++) { - if (strcmp(argv[i], "-v") == 0 || strcmp(argv[i], "--verbose") == 0) { - verbose = true; - } - } - - /* welcome user */ - printf("[fixedwing att control] started\n"); - - /* declare and safely initialize all structs */ - struct vehicle_attitude_s att; - memset(&att, 0, sizeof(att)); - struct vehicle_attitude_setpoint_s att_sp; - memset(&att_sp, 0, sizeof(att_sp)); - struct vehicle_rates_setpoint_s rates_sp; - memset(&rates_sp, 0, sizeof(rates_sp)); - struct vehicle_global_position_s global_pos; - memset(&global_pos, 0, sizeof(global_pos)); - struct manual_control_setpoint_s manual_sp; - memset(&manual_sp, 0, sizeof(manual_sp)); - struct vehicle_control_mode_s control_mode; - memset(&control_mode, 0, sizeof(control_mode)); - struct vehicle_status_s vstatus; - memset(&vstatus, 0, sizeof(vstatus)); - - /* output structs */ - struct actuator_controls_s actuators; - memset(&actuators, 0, sizeof(actuators)); - - - /* publish actuator controls */ - for (unsigned i = 0; i < NUM_ACTUATOR_CONTROLS; i++) { - actuators.control[i] = 0.0f; - } - - orb_advert_t actuator_pub = orb_advertise(ORB_ID_VEHICLE_ATTITUDE_CONTROLS, &actuators); - orb_advert_t rates_pub = orb_advertise(ORB_ID(vehicle_rates_setpoint), &rates_sp); - - /* subscribe */ - int att_sub = orb_subscribe(ORB_ID(vehicle_attitude)); - int att_sp_sub = orb_subscribe(ORB_ID(vehicle_attitude_setpoint)); - int global_pos_sub = orb_subscribe(ORB_ID(vehicle_global_position)); - int manual_sp_sub = orb_subscribe(ORB_ID(manual_control_setpoint)); - int control_mode_sub = orb_subscribe(ORB_ID(vehicle_control_mode)); - int vehicle_status_sub = orb_subscribe(ORB_ID(vehicle_status)); - - /* Setup of loop */ - float gyro[3] = {0.0f, 0.0f, 0.0f}; - float speed_body[3] = {0.0f, 0.0f, 0.0f}; - struct pollfd fds = { .fd = att_sub, .events = POLLIN }; - - while (!thread_should_exit) { - /* wait for a sensor update, check for exit condition every 500 ms */ - poll(&fds, 1, 500); - - /* Check if there is a new position measurement or attitude setpoint */ - bool pos_updated; - orb_check(global_pos_sub, &pos_updated); - bool att_sp_updated; - orb_check(att_sp_sub, &att_sp_updated); - - /* get a local copy of attitude */ - orb_copy(ORB_ID(vehicle_attitude), att_sub, &att); - - if (att_sp_updated) - orb_copy(ORB_ID(vehicle_attitude_setpoint), att_sp_sub, &att_sp); - - if (pos_updated) { - orb_copy(ORB_ID(vehicle_global_position), global_pos_sub, &global_pos); - - if (att.R_valid) { - speed_body[0] = att.R[0][0] * global_pos.vx + att.R[0][1] * global_pos.vy + att.R[0][2] * global_pos.vz; - speed_body[1] = att.R[1][0] * global_pos.vx + att.R[1][1] * global_pos.vy + att.R[1][2] * global_pos.vz; - speed_body[2] = att.R[2][0] * global_pos.vx + att.R[2][1] * global_pos.vy + att.R[2][2] * global_pos.vz; - - } else { - speed_body[0] = 0; - speed_body[1] = 0; - speed_body[2] = 0; - - printf("FW ATT CONTROL: Did not get a valid R\n"); - } - } - - orb_copy(ORB_ID(manual_control_setpoint), manual_sp_sub, &manual_sp); - orb_copy(ORB_ID(vehicle_control_mode), control_mode_sub, &control_mode); - orb_copy(ORB_ID(vehicle_status), vehicle_status_sub, &vstatus); - - gyro[0] = att.rollspeed; - gyro[1] = att.pitchspeed; - gyro[2] = att.yawspeed; - - /* set manual setpoints if required */ - if (control_mode.flag_control_manual_enabled) { - if (control_mode.flag_control_attitude_enabled) { - - /* if the RC signal is lost, try to stay level and go slowly back down to ground */ - if (vstatus.rc_signal_lost) { - - /* put plane into loiter */ - att_sp.roll_body = 0.3f; - att_sp.pitch_body = 0.0f; - - /* limit throttle to 60 % of last value if sane */ - if (isfinite(manual_sp.throttle) && - (manual_sp.throttle >= 0.0f) && - (manual_sp.throttle <= 1.0f)) { - att_sp.thrust = 0.6f * manual_sp.throttle; - - } else { - att_sp.thrust = 0.0f; - } - - att_sp.yaw_body = 0; - - // XXX disable yaw control, loiter - - } else { - - att_sp.roll_body = manual_sp.roll; - att_sp.pitch_body = manual_sp.pitch; - att_sp.yaw_body = 0; - att_sp.thrust = manual_sp.throttle; - } - - att_sp.timestamp = hrt_absolute_time(); - - /* pass through flaps */ - if (isfinite(manual_sp.flaps)) { - actuators.control[4] = manual_sp.flaps; - - } else { - actuators.control[4] = 0.0f; - } - - } else { - /* directly pass through values */ - actuators.control[0] = manual_sp.roll; - /* positive pitch means negative actuator -> pull up */ - actuators.control[1] = manual_sp.pitch; - actuators.control[2] = manual_sp.yaw; - actuators.control[3] = manual_sp.throttle; - - if (isfinite(manual_sp.flaps)) { - actuators.control[4] = manual_sp.flaps; - - } else { - actuators.control[4] = 0.0f; - } - } - } - - /* execute attitude control if requested */ - if (control_mode.flag_control_attitude_enabled) { - /* attitude control */ - fixedwing_att_control_attitude(&att_sp, &att, speed_body, &rates_sp); - - /* angular rate control */ - fixedwing_att_control_rates(&rates_sp, gyro, &actuators); - - /* pass through throttle */ - actuators.control[3] = att_sp.thrust; - - /* set flaps to zero */ - actuators.control[4] = 0.0f; - - } - - /* publish rates */ - orb_publish(ORB_ID(vehicle_rates_setpoint), rates_pub, &rates_sp); - - /* sanity check and publish actuator outputs */ - if (isfinite(actuators.control[0]) && - isfinite(actuators.control[1]) && - isfinite(actuators.control[2]) && - isfinite(actuators.control[3])) { - orb_publish(ORB_ID_VEHICLE_ATTITUDE_CONTROLS, actuator_pub, &actuators); - } - } - - printf("[fixedwing_att_control] exiting, stopping all motors.\n"); - thread_running = false; - - /* kill all outputs */ - for (unsigned i = 0; i < NUM_ACTUATOR_CONTROLS; i++) - actuators.control[i] = 0.0f; - - orb_publish(ORB_ID_VEHICLE_ATTITUDE_CONTROLS, actuator_pub, &actuators); - - - - close(att_sub); - close(actuator_pub); - close(rates_pub); - - fflush(stdout); - exit(0); - - return 0; - -} - -/* Startup Functions */ - -static void -usage(const char *reason) -{ - if (reason) - fprintf(stderr, "%s\n", reason); - - fprintf(stderr, "usage: fixedwing_att_control {start|stop|status}\n\n"); - exit(1); -} - -/** - * The deamon app only briefly exists to start - * the background job. The stack size assigned in the - * Makefile does only apply to this management task. - * - * The actual stack size should be set in the call - * to task_create(). - */ -int fixedwing_att_control_main(int argc, char *argv[]) -{ - if (argc < 1) - usage("missing command"); - - if (!strcmp(argv[1], "start")) { - - if (thread_running) { - printf("fixedwing_att_control already running\n"); - /* this is not an error */ - exit(0); - } - - thread_should_exit = false; - deamon_task = task_spawn_cmd("fixedwing_att_control", - SCHED_DEFAULT, - SCHED_PRIORITY_MAX - 20, - 2048, - fixedwing_att_control_thread_main, - (argv) ? (const char **)&argv[2] : (const char **)NULL); - thread_running = true; - exit(0); - } - - if (!strcmp(argv[1], "stop")) { - thread_should_exit = true; - exit(0); - } - - if (!strcmp(argv[1], "status")) { - if (thread_running) { - printf("\tfixedwing_att_control is running\n"); - - } else { - printf("\tfixedwing_att_control not started\n"); - } - - exit(0); - } - - usage("unrecognized command"); - exit(1); -} - - - diff --git a/src/modules/fixedwing_att_control/fixedwing_att_control_rate.c b/src/modules/fixedwing_att_control/fixedwing_att_control_rate.c deleted file mode 100644 index cdab39edc..000000000 --- a/src/modules/fixedwing_att_control/fixedwing_att_control_rate.c +++ /dev/null @@ -1,211 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: Thomas Gubler <thomasgubler@student.ethz.ch> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ -/** - * @file fixedwing_att_control_rate.c - * @author Thomas Gubler <thomasgubler@student.ethz.ch> - * - * Implementation of a fixed wing attitude controller. - * - */ - -#include <nuttx/config.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <fcntl.h> -#include <errno.h> -#include <math.h> -#include <poll.h> -#include <time.h> -#include <drivers/drv_hrt.h> -#include <arch/board/board.h> -#include <uORB/uORB.h> - -#include <uORB/topics/vehicle_attitude.h> -#include <uORB/topics/vehicle_attitude_setpoint.h> -#include <uORB/topics/manual_control_setpoint.h> -#include <systemlib/param/param.h> -#include <systemlib/pid/pid.h> -#include <systemlib/geo/geo.h> -#include <systemlib/systemlib.h> - -#include "fixedwing_att_control_rate.h" - -/* - * Controller parameters, accessible via MAVLink - * - */ -// Roll control parameters -PARAM_DEFINE_FLOAT(FW_ROLLR_P, 0.9f); -PARAM_DEFINE_FLOAT(FW_ROLLR_I, 0.2f); -PARAM_DEFINE_FLOAT(FW_ROLLR_AWU, 0.9f); -PARAM_DEFINE_FLOAT(FW_ROLLR_LIM, 0.7f); // Roll rate limit in radians/sec, applies to the roll controller -PARAM_DEFINE_FLOAT(FW_ROLL_P, 4.0f); -PARAM_DEFINE_FLOAT(FW_PITCH_RCOMP, 0.1f); - -//Pitch control parameters -PARAM_DEFINE_FLOAT(FW_PITCHR_P, 0.8f); -PARAM_DEFINE_FLOAT(FW_PITCHR_I, 0.2f); -PARAM_DEFINE_FLOAT(FW_PITCHR_AWU, 0.8f); -PARAM_DEFINE_FLOAT(FW_PITCHR_LIM, 0.35f); // Pitch rate limit in radians/sec, applies to the pitch controller -PARAM_DEFINE_FLOAT(FW_PITCH_P, 8.0f); - -//Yaw control parameters //XXX TODO this is copy paste, asign correct values -PARAM_DEFINE_FLOAT(FW_YAWR_P, 0.3f); -PARAM_DEFINE_FLOAT(FW_YAWR_I, 0.0f); -PARAM_DEFINE_FLOAT(FW_YAWR_AWU, 0.0f); -PARAM_DEFINE_FLOAT(FW_YAWR_LIM, 0.35f); // Yaw rate limit in radians/sec - -/* feedforward compensation */ -PARAM_DEFINE_FLOAT(FW_PITCH_THR_P, 0.1f); /**< throttle to pitch coupling feedforward */ - -struct fw_rate_control_params { - float rollrate_p; - float rollrate_i; - float rollrate_awu; - float pitchrate_p; - float pitchrate_i; - float pitchrate_awu; - float yawrate_p; - float yawrate_i; - float yawrate_awu; - float pitch_thr_ff; -}; - -struct fw_rate_control_param_handles { - param_t rollrate_p; - param_t rollrate_i; - param_t rollrate_awu; - param_t pitchrate_p; - param_t pitchrate_i; - param_t pitchrate_awu; - param_t yawrate_p; - param_t yawrate_i; - param_t yawrate_awu; - param_t pitch_thr_ff; -}; - - - -/* Internal Prototypes */ -static int parameters_init(struct fw_rate_control_param_handles *h); -static int parameters_update(const struct fw_rate_control_param_handles *h, struct fw_rate_control_params *p); - -static int parameters_init(struct fw_rate_control_param_handles *h) -{ - /* PID parameters */ - h->rollrate_p = param_find("FW_ROLLR_P"); //TODO define rate params for fixed wing - h->rollrate_i = param_find("FW_ROLLR_I"); - h->rollrate_awu = param_find("FW_ROLLR_AWU"); - - h->pitchrate_p = param_find("FW_PITCHR_P"); - h->pitchrate_i = param_find("FW_PITCHR_I"); - h->pitchrate_awu = param_find("FW_PITCHR_AWU"); - - h->yawrate_p = param_find("FW_YAWR_P"); - h->yawrate_i = param_find("FW_YAWR_I"); - h->yawrate_awu = param_find("FW_YAWR_AWU"); - h->pitch_thr_ff = param_find("FW_PITCH_THR_P"); - - return OK; -} - -static int parameters_update(const struct fw_rate_control_param_handles *h, struct fw_rate_control_params *p) -{ - param_get(h->rollrate_p, &(p->rollrate_p)); - param_get(h->rollrate_i, &(p->rollrate_i)); - param_get(h->rollrate_awu, &(p->rollrate_awu)); - param_get(h->pitchrate_p, &(p->pitchrate_p)); - param_get(h->pitchrate_i, &(p->pitchrate_i)); - param_get(h->pitchrate_awu, &(p->pitchrate_awu)); - param_get(h->yawrate_p, &(p->yawrate_p)); - param_get(h->yawrate_i, &(p->yawrate_i)); - param_get(h->yawrate_awu, &(p->yawrate_awu)); - param_get(h->pitch_thr_ff, &(p->pitch_thr_ff)); - - return OK; -} - -int fixedwing_att_control_rates(const struct vehicle_rates_setpoint_s *rate_sp, - const float rates[], - struct actuator_controls_s *actuators) -{ - static int counter = 0; - static bool initialized = false; - - static struct fw_rate_control_params p; - static struct fw_rate_control_param_handles h; - - static PID_t roll_rate_controller; - static PID_t pitch_rate_controller; - static PID_t yaw_rate_controller; - - static uint64_t last_run = 0; - const float deltaT = (hrt_absolute_time() - last_run) / 1000000.0f; - last_run = hrt_absolute_time(); - - if (!initialized) { - parameters_init(&h); - parameters_update(&h, &p); - pid_init(&roll_rate_controller, p.rollrate_p, p.rollrate_i, 0, p.rollrate_awu, 1, PID_MODE_DERIVATIV_NONE, 0.0f); // set D part to 0 because the controller layout is with a PI rate controller - pid_init(&pitch_rate_controller, p.pitchrate_p, p.pitchrate_i, 0, p.pitchrate_awu, 1, PID_MODE_DERIVATIV_NONE, 0.0f); // set D part to 0 because the contpitcher layout is with a PI rate contpitcher - pid_init(&yaw_rate_controller, p.yawrate_p, p.yawrate_i, 0, p.yawrate_awu, 1, PID_MODE_DERIVATIV_NONE, 0.0f); // set D part to 0 because the contpitcher layout is with a PI rate contpitcher - initialized = true; - } - - /* load new parameters with lower rate */ - if (counter % 100 == 0) { - /* update parameters from storage */ - parameters_update(&h, &p); - pid_set_parameters(&roll_rate_controller, p.rollrate_p, p.rollrate_i, 0, p.rollrate_awu, 1); - pid_set_parameters(&pitch_rate_controller, p.pitchrate_p, p.pitchrate_i, 0, p.pitchrate_awu, 1); - pid_set_parameters(&yaw_rate_controller, p.yawrate_p, p.yawrate_i, 0, p.yawrate_awu, 1); - } - - - /* roll rate (PI) */ - actuators->control[0] = pid_calculate(&roll_rate_controller, rate_sp->roll, rates[0], 0.0f, deltaT); - /* pitch rate (PI) */ - actuators->control[1] = -pid_calculate(&pitch_rate_controller, rate_sp->pitch, rates[1], 0.0f, deltaT); - /* yaw rate (PI) */ - actuators->control[2] = pid_calculate(&yaw_rate_controller, rate_sp->yaw, rates[2], 0.0f, deltaT); - - counter++; - - return 0; -} - - - diff --git a/src/modules/fixedwing_att_control/module.mk b/src/modules/fixedwing_att_control/module.mk deleted file mode 100644 index fd1a8724a..000000000 --- a/src/modules/fixedwing_att_control/module.mk +++ /dev/null @@ -1,42 +0,0 @@ -############################################################################ -# -# Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# -# 1. Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# 2. Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in -# the documentation and/or other materials provided with the -# distribution. -# 3. Neither the name PX4 nor the names of its contributors may be -# used to endorse or promote products derived from this software -# without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS -# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE -# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, -# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS -# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED -# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN -# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -# POSSIBILITY OF SUCH DAMAGE. -# -############################################################################ - -# -# Fixedwing Attitude Control application -# - -MODULE_COMMAND = fixedwing_att_control - -SRCS = fixedwing_att_control_main.c \ - fixedwing_att_control_att.c \ - fixedwing_att_control_rate.c diff --git a/src/modules/fixedwing_backside/fixedwing.cpp b/src/modules/fixedwing_backside/fixedwing.cpp index cfae07275..bbb39f20f 100644 --- a/src/modules/fixedwing_backside/fixedwing.cpp +++ b/src/modules/fixedwing_backside/fixedwing.cpp @@ -229,8 +229,8 @@ void BlockMultiModeBacksideAutopilot::update() _actuators.control[CH_RDR] = _manual.yaw; _actuators.control[CH_THR] = _manual.throttle; - } else if (_status.main_state == MAIN_STATE_SEATBELT || - _status.main_state == MAIN_STATE_EASY /* TODO, implement easy */) { + } else if (_status.main_state == MAIN_STATE_ALTCTL || + _status.main_state == MAIN_STATE_POSCTL /* TODO, implement pos control */) { // calculate velocity, XXX should be airspeed, but using ground speed for now // for the purpose of control we will limit the velocity feedback between diff --git a/src/modules/fixedwing_pos_control/fixedwing_pos_control_main.c b/src/modules/fixedwing_pos_control/fixedwing_pos_control_main.c deleted file mode 100644 index 888dd0942..000000000 --- a/src/modules/fixedwing_pos_control/fixedwing_pos_control_main.c +++ /dev/null @@ -1,479 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: @author Thomas Gubler <thomasgubler@student.ethz.ch> - * @author Doug Weibel <douglas.weibel@colorado.edu> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ -/** - * @file fixedwing_pos_control.c - * Implementation of a fixed wing attitude controller. - */ - -#include <nuttx/config.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <fcntl.h> -#include <errno.h> -#include <math.h> -#include <poll.h> -#include <time.h> -#include <drivers/drv_hrt.h> -#include <arch/board/board.h> -#include <uORB/uORB.h> -#include <uORB/topics/vehicle_global_position.h> -#include <uORB/topics/vehicle_global_position_setpoint.h> -#include <uORB/topics/vehicle_attitude_setpoint.h> -#include <uORB/topics/manual_control_setpoint.h> -#include <uORB/topics/actuator_controls.h> -#include <uORB/topics/vehicle_rates_setpoint.h> -#include <uORB/topics/vehicle_attitude.h> -#include <uORB/topics/parameter_update.h> -#include <systemlib/param/param.h> -#include <systemlib/pid/pid.h> -#include <systemlib/geo/geo.h> -#include <systemlib/perf_counter.h> -#include <systemlib/systemlib.h> - -/* - * Controller parameters, accessible via MAVLink - * - */ -PARAM_DEFINE_FLOAT(FW_HEAD_P, 0.1f); -PARAM_DEFINE_FLOAT(FW_HEADR_I, 0.1f); -PARAM_DEFINE_FLOAT(FW_HEADR_LIM, 1.5f); //TODO: think about reasonable value -PARAM_DEFINE_FLOAT(FW_XTRACK_P, 0.01745f); // Radians per meter off track -PARAM_DEFINE_FLOAT(FW_ALT_P, 0.1f); -PARAM_DEFINE_FLOAT(FW_ROLL_LIM, 0.7f); // Roll angle limit in radians -PARAM_DEFINE_FLOAT(FW_HEADR_P, 0.1f); -PARAM_DEFINE_FLOAT(FW_PITCH_LIM, 0.35f); /**< Pitch angle limit in radians per second */ - -struct fw_pos_control_params { - float heading_p; - float headingr_p; - float headingr_i; - float headingr_lim; - float xtrack_p; - float altitude_p; - float roll_lim; - float pitch_lim; -}; - -struct fw_pos_control_param_handles { - param_t heading_p; - param_t headingr_p; - param_t headingr_i; - param_t headingr_lim; - param_t xtrack_p; - param_t altitude_p; - param_t roll_lim; - param_t pitch_lim; -}; - - -struct planned_path_segments_s { - bool segment_type; - double start_lat; // Start of line or center of arc - double start_lon; - double end_lat; - double end_lon; - float radius; // Radius of arc - float arc_start_bearing; // Bearing from center to start of arc - float arc_sweep; // Angle (radians) swept out by arc around center. - // Positive for clockwise, negative for counter-clockwise -}; - - -/* Prototypes */ -/* Internal Prototypes */ -static int parameters_init(struct fw_pos_control_param_handles *h); -static int parameters_update(const struct fw_pos_control_param_handles *h, struct fw_pos_control_params *p); - -/** - * Deamon management function. - */ -__EXPORT int fixedwing_pos_control_main(int argc, char *argv[]); - -/** - * Mainloop of deamon. - */ -int fixedwing_pos_control_thread_main(int argc, char *argv[]); - -/** - * Print the correct usage. - */ -static void usage(const char *reason); - -/* Variables */ -static bool thread_should_exit = false; /**< Deamon exit flag */ -static bool thread_running = false; /**< Deamon status flag */ -static int deamon_task; /**< Handle of deamon task / thread */ - - -/** - * Parameter management - */ -static int parameters_init(struct fw_pos_control_param_handles *h) -{ - /* PID parameters */ - h->heading_p = param_find("FW_HEAD_P"); - h->headingr_p = param_find("FW_HEADR_P"); - h->headingr_i = param_find("FW_HEADR_I"); - h->headingr_lim = param_find("FW_HEADR_LIM"); - h->xtrack_p = param_find("FW_XTRACK_P"); - h->altitude_p = param_find("FW_ALT_P"); - h->roll_lim = param_find("FW_ROLL_LIM"); - h->pitch_lim = param_find("FW_PITCH_LIM"); - - return OK; -} - -static int parameters_update(const struct fw_pos_control_param_handles *h, struct fw_pos_control_params *p) -{ - param_get(h->heading_p, &(p->heading_p)); - param_get(h->headingr_p, &(p->headingr_p)); - param_get(h->headingr_i, &(p->headingr_i)); - param_get(h->headingr_lim, &(p->headingr_lim)); - param_get(h->xtrack_p, &(p->xtrack_p)); - param_get(h->altitude_p, &(p->altitude_p)); - param_get(h->roll_lim, &(p->roll_lim)); - param_get(h->pitch_lim, &(p->pitch_lim)); - - return OK; -} - - -/* Main Thread */ -int fixedwing_pos_control_thread_main(int argc, char *argv[]) -{ - /* read arguments */ - bool verbose = false; - - for (int i = 1; i < argc; i++) { - if (strcmp(argv[i], "-v") == 0 || strcmp(argv[i], "--verbose") == 0) { - verbose = true; - } - } - - /* welcome user */ - printf("[fixedwing pos control] started\n"); - - /* declare and safely initialize all structs */ - struct vehicle_global_position_s global_pos; - memset(&global_pos, 0, sizeof(global_pos)); - struct vehicle_global_position_s start_pos; // Temporary variable, replace with - memset(&start_pos, 0, sizeof(start_pos)); // previous waypoint when available - struct vehicle_global_position_setpoint_s global_setpoint; - memset(&global_setpoint, 0, sizeof(global_setpoint)); - struct vehicle_attitude_s att; - memset(&att, 0, sizeof(att)); - struct crosstrack_error_s xtrack_err; - memset(&xtrack_err, 0, sizeof(xtrack_err)); - struct parameter_update_s param_update; - memset(¶m_update, 0, sizeof(param_update)); - - /* output structs */ - struct vehicle_attitude_setpoint_s attitude_setpoint; - memset(&attitude_setpoint, 0, sizeof(attitude_setpoint)); - - /* publish attitude setpoint */ - attitude_setpoint.roll_body = 0.0f; - attitude_setpoint.pitch_body = 0.0f; - attitude_setpoint.yaw_body = 0.0f; - attitude_setpoint.thrust = 0.0f; - orb_advert_t attitude_setpoint_pub = orb_advertise(ORB_ID(vehicle_attitude_setpoint), &attitude_setpoint); - - /* subscribe */ - int global_pos_sub = orb_subscribe(ORB_ID(vehicle_global_position)); - int global_setpoint_sub = orb_subscribe(ORB_ID(vehicle_global_position_setpoint)); - int att_sub = orb_subscribe(ORB_ID(vehicle_attitude)); - int param_sub = orb_subscribe(ORB_ID(parameter_update)); - - /* Setup of loop */ - struct pollfd fds[2] = { - { .fd = param_sub, .events = POLLIN }, - { .fd = att_sub, .events = POLLIN } - }; - bool global_sp_updated_set_once = false; - - float psi_track = 0.0f; - - int counter = 0; - - struct fw_pos_control_params p; - struct fw_pos_control_param_handles h; - - PID_t heading_controller; - PID_t heading_rate_controller; - PID_t offtrack_controller; - PID_t altitude_controller; - - parameters_init(&h); - parameters_update(&h, &p); - pid_init(&heading_controller, p.heading_p, 0.0f, 0.0f, 0.0f, 10000.0f, PID_MODE_DERIVATIV_NONE, 0.0f); //arbitrary high limit - pid_init(&heading_rate_controller, p.headingr_p, p.headingr_i, 0.0f, 0.0f, p.roll_lim, PID_MODE_DERIVATIV_NONE, 0.0f); - pid_init(&altitude_controller, p.altitude_p, 0.0f, 0.0f, 0.0f, p.pitch_lim, PID_MODE_DERIVATIV_NONE, 0.0f); - pid_init(&offtrack_controller, p.xtrack_p, 0.0f, 0.0f, 0.0f , 60.0f * M_DEG_TO_RAD, PID_MODE_DERIVATIV_NONE, 0.0f); //TODO: remove hardcoded value - - /* error and performance monitoring */ - perf_counter_t fw_interval_perf = perf_alloc(PC_INTERVAL, "fixedwing_pos_control_interval"); - perf_counter_t fw_err_perf = perf_alloc(PC_COUNT, "fixedwing_pos_control_err"); - - while (!thread_should_exit) { - /* wait for a sensor update, check for exit condition every 500 ms */ - int ret = poll(fds, 2, 500); - - if (ret < 0) { - /* poll error, count it in perf */ - perf_count(fw_err_perf); - - } else if (ret == 0) { - /* no return value, ignore */ - } else { - - /* only update parameters if they changed */ - if (fds[0].revents & POLLIN) { - /* read from param to clear updated flag */ - struct parameter_update_s update; - orb_copy(ORB_ID(parameter_update), param_sub, &update); - - /* update parameters from storage */ - parameters_update(&h, &p); - pid_set_parameters(&heading_controller, p.heading_p, 0, 0, 0, 10000.0f); //arbitrary high limit - pid_set_parameters(&heading_rate_controller, p.headingr_p, p.headingr_i, 0, 0, p.roll_lim); - pid_set_parameters(&altitude_controller, p.altitude_p, 0, 0, 0, p.pitch_lim); - pid_set_parameters(&offtrack_controller, p.xtrack_p, 0, 0, 0, 60.0f * M_DEG_TO_RAD); //TODO: remove hardcoded value - } - - /* only run controller if attitude changed */ - if (fds[1].revents & POLLIN) { - - - static uint64_t last_run = 0; - const float deltaT = (hrt_absolute_time() - last_run) / 1000000.0f; - last_run = hrt_absolute_time(); - - /* check if there is a new position or setpoint */ - bool pos_updated; - orb_check(global_pos_sub, &pos_updated); - bool global_sp_updated; - orb_check(global_setpoint_sub, &global_sp_updated); - - /* load local copies */ - orb_copy(ORB_ID(vehicle_attitude), att_sub, &att); - - if (pos_updated) { - orb_copy(ORB_ID(vehicle_global_position), global_pos_sub, &global_pos); - } - - if (global_sp_updated) { - orb_copy(ORB_ID(vehicle_global_position_setpoint), global_setpoint_sub, &global_setpoint); - start_pos = global_pos; //for now using the current position as the startpoint (= approx. last waypoint because the setpoint switch occurs at the waypoint) - global_sp_updated_set_once = true; - psi_track = get_bearing_to_next_waypoint(global_pos.lat, global_pos.lon, - (double)global_setpoint.lat / (double)1e7d, (double)global_setpoint.lon / (double)1e7d); - - printf("next wp direction: %0.4f\n", (double)psi_track); - } - - /* Simple Horizontal Control */ - if (global_sp_updated_set_once) { - // if (counter % 100 == 0) - // printf("lat_sp %d, ln_sp %d, lat: %d, lon: %d\n", global_setpoint.lat, global_setpoint.lon, global_pos.lat, global_pos.lon); - - /* calculate crosstrack error */ - // Only the case of a straight line track following handled so far - int distance_res = get_distance_to_line(&xtrack_err, (double)global_pos.lat / (double)1e7d, (double)global_pos.lon / (double)1e7d, - (double)start_pos.lat / (double)1e7d, (double)start_pos.lon / (double)1e7d, - (double)global_setpoint.lat / (double)1e7d, (double)global_setpoint.lon / (double)1e7d); - - // XXX what is xtrack_err.past_end? - if (distance_res == OK /*&& !xtrack_err.past_end*/) { - - float delta_psi_c = pid_calculate(&offtrack_controller, 0, xtrack_err.distance, 0.0f, 0.0f); //p.xtrack_p * xtrack_err.distance - - float psi_c = psi_track + delta_psi_c; - float psi_e = psi_c - att.yaw; - - /* wrap difference back onto -pi..pi range */ - psi_e = _wrap_pi(psi_e); - - if (verbose) { - printf("xtrack_err.distance %.4f ", (double)xtrack_err.distance); - printf("delta_psi_c %.4f ", (double)delta_psi_c); - printf("psi_c %.4f ", (double)psi_c); - printf("att.yaw %.4f ", (double)att.yaw); - printf("psi_e %.4f ", (double)psi_e); - } - - /* calculate roll setpoint, do this artificially around zero */ - float delta_psi_rate_c = pid_calculate(&heading_controller, psi_e, 0.0f, 0.0f, 0.0f); - float psi_rate_track = 0; //=V_gr/r_track , this will be needed for implementation of arc following - float psi_rate_c = delta_psi_rate_c + psi_rate_track; - - /* limit turn rate */ - if (psi_rate_c > p.headingr_lim) { - psi_rate_c = p.headingr_lim; - - } else if (psi_rate_c < -p.headingr_lim) { - psi_rate_c = -p.headingr_lim; - } - - float psi_rate_e = psi_rate_c - att.yawspeed; - - // XXX sanity check: Assume 10 m/s stall speed and no stall condition - float ground_speed = sqrtf(global_pos.vx * global_pos.vx + global_pos.vy * global_pos.vy); - - if (ground_speed < 10.0f) { - ground_speed = 10.0f; - } - - float psi_rate_e_scaled = psi_rate_e * ground_speed / 9.81f; //* V_gr / g - - attitude_setpoint.roll_body = pid_calculate(&heading_rate_controller, psi_rate_e_scaled, 0.0f, 0.0f, deltaT); - - if (verbose) { - printf("psi_rate_c %.4f ", (double)psi_rate_c); - printf("psi_rate_e_scaled %.4f ", (double)psi_rate_e_scaled); - printf("rollbody %.4f\n", (double)attitude_setpoint.roll_body); - } - - if (verbose && counter % 100 == 0) - printf("xtrack_err.distance: %0.4f, delta_psi_c: %0.4f\n", xtrack_err.distance, delta_psi_c); - - } else { - if (verbose && counter % 100 == 0) - printf("distance_res: %d, past_end %d\n", distance_res, xtrack_err.past_end); - } - - /* Very simple Altitude Control */ - if (pos_updated) { - - //TODO: take care of relative vs. ab. altitude - attitude_setpoint.pitch_body = pid_calculate(&altitude_controller, global_setpoint.altitude, global_pos.alt, 0.0f, 0.0f); - - } - - // XXX need speed control - attitude_setpoint.thrust = 0.7f; - - /* publish the attitude setpoint */ - orb_publish(ORB_ID(vehicle_attitude_setpoint), attitude_setpoint_pub, &attitude_setpoint); - - /* measure in what intervals the controller runs */ - perf_count(fw_interval_perf); - - counter++; - - } else { - // XXX no setpoint, decent default needed (loiter?) - } - } - } - } - - printf("[fixedwing_pos_control] exiting.\n"); - thread_running = false; - - - close(attitude_setpoint_pub); - - fflush(stdout); - exit(0); - - return 0; - -} - -/* Startup Functions */ - -static void -usage(const char *reason) -{ - if (reason) - fprintf(stderr, "%s\n", reason); - - fprintf(stderr, "usage: fixedwing_pos_control {start|stop|status}\n\n"); - exit(1); -} - -/** - * The deamon app only briefly exists to start - * the background job. The stack size assigned in the - * Makefile does only apply to this management task. - * - * The actual stack size should be set in the call - * to task_create(). - */ -int fixedwing_pos_control_main(int argc, char *argv[]) -{ - if (argc < 1) - usage("missing command"); - - if (!strcmp(argv[1], "start")) { - - if (thread_running) { - printf("fixedwing_pos_control already running\n"); - /* this is not an error */ - exit(0); - } - - thread_should_exit = false; - deamon_task = task_spawn_cmd("fixedwing_pos_control", - SCHED_DEFAULT, - SCHED_PRIORITY_MAX - 20, - 2048, - fixedwing_pos_control_thread_main, - (argv) ? (const char **)&argv[2] : (const char **)NULL); - thread_running = true; - exit(0); - } - - if (!strcmp(argv[1], "stop")) { - thread_should_exit = true; - exit(0); - } - - if (!strcmp(argv[1], "status")) { - if (thread_running) { - printf("\tfixedwing_pos_control is running\n"); - - } else { - printf("\tfixedwing_pos_control not started\n"); - } - - exit(0); - } - - usage("unrecognized command"); - exit(1); -} diff --git a/src/modules/fixedwing_pos_control/module.mk b/src/modules/fixedwing_pos_control/module.mk deleted file mode 100644 index b976377e9..000000000 --- a/src/modules/fixedwing_pos_control/module.mk +++ /dev/null @@ -1,40 +0,0 @@ -############################################################################ -# -# Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# -# 1. Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# 2. Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in -# the documentation and/or other materials provided with the -# distribution. -# 3. Neither the name PX4 nor the names of its contributors may be -# used to endorse or promote products derived from this software -# without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS -# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE -# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, -# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS -# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED -# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN -# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -# POSSIBILITY OF SUCH DAMAGE. -# -############################################################################ - -# -# Fixedwing PositionControl application -# - -MODULE_COMMAND = fixedwing_pos_control - -SRCS = fixedwing_pos_control_main.c diff --git a/src/modules/fw_att_control/fw_att_control_main.cpp b/src/modules/fw_att_control/fw_att_control_main.cpp index 5276b1c13..0cea13cc4 100644 --- a/src/modules/fw_att_control/fw_att_control_main.cpp +++ b/src/modules/fw_att_control/fw_att_control_main.cpp @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: Lorenz Meier + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -99,13 +98,21 @@ public: /** * Start the sensors task. * - * @return OK on success. + * @return OK on success. */ int start(); + /** + * Task status + * + * @return true if the mainloop is running + */ + bool task_running() { return _task_running; } + private: bool _task_should_exit; /**< if true, sensor task should exit */ + bool _task_running; /**< if true, task is running in its mainloop */ int _control_task; /**< task handle for sensor task */ int _att_sub; /**< vehicle attitude subscription */ @@ -134,6 +141,8 @@ private: struct vehicle_global_position_s _global_pos; /**< global position */ perf_counter_t _loop_perf; /**< loop performance counter */ + perf_counter_t _nonfinite_input_perf; /**< performance counter for non finite input */ + perf_counter_t _nonfinite_output_perf; /**< performance counter for non finite output */ bool _setpoint_valid; /**< flag if the position control setpoint is valid */ @@ -273,7 +282,8 @@ private: /** * Main sensor collection task. */ - void task_main() __attribute__((noreturn)); + void task_main(); + }; namespace att_control @@ -285,12 +295,13 @@ namespace att_control #endif static const int ERROR = -1; -FixedwingAttitudeControl *g_control; +FixedwingAttitudeControl *g_control = nullptr; } FixedwingAttitudeControl::FixedwingAttitudeControl() : _task_should_exit(false), + _task_running(false), _control_task(-1), /* subscriptions */ @@ -304,12 +315,14 @@ FixedwingAttitudeControl::FixedwingAttitudeControl() : /* publications */ _rate_sp_pub(-1), - _actuators_0_pub(-1), _attitude_sp_pub(-1), + _actuators_0_pub(-1), _actuators_1_pub(-1), /* performance counters */ _loop_perf(perf_alloc(PC_ELAPSED, "fw att control")), + _nonfinite_input_perf(perf_alloc(PC_COUNT, "fw att control nonfinite input")), + _nonfinite_output_perf(perf_alloc(PC_COUNT, "fw att control nonfinite output")), /* states */ _setpoint_valid(false) { @@ -387,6 +400,10 @@ FixedwingAttitudeControl::~FixedwingAttitudeControl() } while (_control_task != -1); } + perf_free(_loop_perf); + perf_free(_nonfinite_input_perf); + perf_free(_nonfinite_output_perf); + att_control::g_control = nullptr; } @@ -512,7 +529,7 @@ FixedwingAttitudeControl::vehicle_accel_poll() orb_check(_accel_sub, &accel_updated); if (accel_updated) { - orb_copy(ORB_ID(sensor_accel), _accel_sub, &_accel); + orb_copy(ORB_ID(sensor_accel0), _accel_sub, &_accel); } } @@ -560,7 +577,7 @@ FixedwingAttitudeControl::task_main() */ _att_sp_sub = orb_subscribe(ORB_ID(vehicle_attitude_setpoint)); _att_sub = orb_subscribe(ORB_ID(vehicle_attitude)); - _accel_sub = orb_subscribe(ORB_ID(sensor_accel)); + _accel_sub = orb_subscribe(ORB_ID(sensor_accel0)); _airspeed_sub = orb_subscribe(ORB_ID(airspeed)); _vcontrol_mode_sub = orb_subscribe(ORB_ID(vehicle_control_mode)); _params_sub = orb_subscribe(ORB_ID(parameter_update)); @@ -590,8 +607,12 @@ FixedwingAttitudeControl::task_main() fds[1].fd = _att_sub; fds[1].events = POLLIN; + _task_running = true; + while (!_task_should_exit) { + static int loop_counter = 0; + /* wait for up to 500ms for data */ int pret = poll(&fds[0], (sizeof(fds) / sizeof(fds[0])), 100); @@ -672,10 +693,12 @@ FixedwingAttitudeControl::task_main() float airspeed; /* if airspeed is not updating, we assume the normal average speed */ - if (!isfinite(_airspeed.true_airspeed_m_s) || + if (bool nonfinite = !isfinite(_airspeed.true_airspeed_m_s) || hrt_elapsed_time(&_airspeed.timestamp) > 1e6) { airspeed = _parameters.airspeed_trim; - + if (nonfinite) { + perf_count(_nonfinite_input_perf); + } } else { airspeed = _airspeed.true_airspeed_m_s; } @@ -695,31 +718,39 @@ FixedwingAttitudeControl::task_main() float throttle_sp = 0.0f; if (_vcontrol_mode.flag_control_velocity_enabled || _vcontrol_mode.flag_control_position_enabled) { + /* read in attitude setpoint from attitude setpoint uorb topic */ roll_sp = _att_sp.roll_body + _parameters.rollsp_offset_rad; pitch_sp = _att_sp.pitch_body + _parameters.pitchsp_offset_rad; throttle_sp = _att_sp.thrust; /* reset integrals where needed */ - if (_att_sp.roll_reset_integral) + if (_att_sp.roll_reset_integral) { _roll_ctrl.reset_integrator(); - + } + if (_att_sp.pitch_reset_integral) { + _pitch_ctrl.reset_integrator(); + } + if (_att_sp.yaw_reset_integral) { + _yaw_ctrl.reset_integrator(); + } } else { /* * Scale down roll and pitch as the setpoints are radians - * and a typical remote can only do 45 degrees, the mapping is - * -1..+1 to -45..+45 degrees or -0.75..+0.75 radians. + * and a typical remote can only do around 45 degrees, the mapping is + * -1..+1 to -man_roll_max rad..+man_roll_max rad (equivalent for pitch) * * With this mapping the stick angle is a 1:1 representation of - * the commanded attitude. If more than 45 degrees are desired, - * a scaling parameter can be applied to the remote. + * the commanded attitude. * * The trim gets subtracted here from the manual setpoint to get * the intended attitude setpoint. Later, after the rate control step the * trim is added again to the control signal. */ - roll_sp = (_manual.roll * _parameters.man_roll_max - _parameters.trim_roll) + _parameters.rollsp_offset_rad; - pitch_sp = (-_manual.pitch * _parameters.man_pitch_max - _parameters.trim_pitch) + _parameters.pitchsp_offset_rad; - throttle_sp = _manual.throttle; + roll_sp = (_manual.y * _parameters.man_roll_max - _parameters.trim_roll) + + _parameters.rollsp_offset_rad; + pitch_sp = -(_manual.x * _parameters.man_pitch_max - _parameters.trim_pitch) + + _parameters.pitchsp_offset_rad; + throttle_sp = _manual.z; _actuators.control[4] = _manual.flaps; /* @@ -754,7 +785,9 @@ FixedwingAttitudeControl::task_main() speed_body_v = _att.R[0][1] * _global_pos.vel_n + _att.R[1][1] * _global_pos.vel_e + _att.R[2][1] * _global_pos.vel_d; speed_body_w = _att.R[0][2] * _global_pos.vel_n + _att.R[1][2] * _global_pos.vel_e + _att.R[2][2] * _global_pos.vel_d; } else { - warnx("Did not get a valid R\n"); + if (loop_counter % 10 == 0) { + warnx("Did not get a valid R\n"); + } } /* Run attitude controllers */ @@ -772,7 +805,12 @@ FixedwingAttitudeControl::task_main() _parameters.airspeed_min, _parameters.airspeed_max, airspeed, airspeed_scaling, lock_integrator); _actuators.control[0] = (isfinite(roll_u)) ? roll_u + _parameters.trim_roll : _parameters.trim_roll; if (!isfinite(roll_u)) { - warnx("roll_u %.4f", roll_u); + _roll_ctrl.reset_integrator(); + perf_count(_nonfinite_output_perf); + + if (loop_counter % 10 == 0) { + warnx("roll_u %.4f", (double)roll_u); + } } float pitch_u = _pitch_ctrl.control_bodyrate(_att.roll, _att.pitch, @@ -781,8 +819,22 @@ FixedwingAttitudeControl::task_main() _parameters.airspeed_min, _parameters.airspeed_max, airspeed, airspeed_scaling, lock_integrator); _actuators.control[1] = (isfinite(pitch_u)) ? pitch_u + _parameters.trim_pitch : _parameters.trim_pitch; if (!isfinite(pitch_u)) { - warnx("pitch_u %.4f, _yaw_ctrl.get_desired_rate() %.4f, airspeed %.4f, airspeed_scaling %.4f, roll_sp %.4f, pitch_sp %.4f, _roll_ctrl.get_desired_rate() %.4f, _pitch_ctrl.get_desired_rate() %.4f att_sp.roll_body %.4f", - pitch_u, _yaw_ctrl.get_desired_rate(), airspeed, airspeed_scaling, roll_sp, pitch_sp, _roll_ctrl.get_desired_rate(), _pitch_ctrl.get_desired_rate(), _att_sp.roll_body); + _pitch_ctrl.reset_integrator(); + perf_count(_nonfinite_output_perf); + if (loop_counter % 10 == 0) { + warnx("pitch_u %.4f, _yaw_ctrl.get_desired_rate() %.4f," + " airspeed %.4f, airspeed_scaling %.4f," + " roll_sp %.4f, pitch_sp %.4f," + " _roll_ctrl.get_desired_rate() %.4f," + " _pitch_ctrl.get_desired_rate() %.4f" + " att_sp.roll_body %.4f", + (double)pitch_u, (double)_yaw_ctrl.get_desired_rate(), + (double)airspeed, (double)airspeed_scaling, + (double)roll_sp, (double)pitch_sp, + (double)_roll_ctrl.get_desired_rate(), + (double)_pitch_ctrl.get_desired_rate(), + (double)_att_sp.roll_body); + } } float yaw_u = _yaw_ctrl.control_bodyrate(_att.roll, _att.pitch, @@ -791,16 +843,25 @@ FixedwingAttitudeControl::task_main() _parameters.airspeed_min, _parameters.airspeed_max, airspeed, airspeed_scaling, lock_integrator); _actuators.control[2] = (isfinite(yaw_u)) ? yaw_u + _parameters.trim_yaw : _parameters.trim_yaw; if (!isfinite(yaw_u)) { - warnx("yaw_u %.4f", yaw_u); + _yaw_ctrl.reset_integrator(); + perf_count(_nonfinite_output_perf); + if (loop_counter % 10 == 0) { + warnx("yaw_u %.4f", (double)yaw_u); + } } /* throttle passed through */ _actuators.control[3] = (isfinite(throttle_sp)) ? throttle_sp : 0.0f; if (!isfinite(throttle_sp)) { - warnx("throttle_sp %.4f", throttle_sp); + if (loop_counter % 10 == 0) { + warnx("throttle_sp %.4f", (double)throttle_sp); + } } } else { - warnx("Non-finite setpoint roll_sp: %.4f, pitch_sp %.4f", roll_sp, pitch_sp); + perf_count(_nonfinite_input_perf); + if (loop_counter % 10 == 0) { + warnx("Non-finite setpoint roll_sp: %.4f, pitch_sp %.4f", (double)roll_sp, (double)pitch_sp); + } } /* @@ -825,10 +886,10 @@ FixedwingAttitudeControl::task_main() } else { /* manual/direct control */ - _actuators.control[0] = _manual.roll; - _actuators.control[1] = -_manual.pitch; - _actuators.control[2] = _manual.yaw; - _actuators.control[3] = _manual.throttle; + _actuators.control[0] = _manual.y; + _actuators.control[1] = -_manual.x; + _actuators.control[2] = _manual.r; + _actuators.control[3] = _manual.z; _actuators.control[4] = _manual.flaps; } @@ -864,12 +925,14 @@ FixedwingAttitudeControl::task_main() } + loop_counter++; perf_end(_loop_perf); } warnx("exiting.\n"); _control_task = -1; + _task_running = false; _exit(0); } @@ -915,6 +978,14 @@ int fw_att_control_main(int argc, char *argv[]) err(1, "start failed"); } + /* avoid memory fragmentation by not exiting start handler until the task has fully started */ + while (att_control::g_control == nullptr || !att_control::g_control->task_running()) { + usleep(50000); + printf("."); + fflush(stdout); + } + printf("\n"); + exit(0); } diff --git a/src/modules/fw_att_control/fw_att_control_params.c b/src/modules/fw_att_control/fw_att_control_params.c index aa637e207..7cae84678 100644 --- a/src/modules/fw_att_control/fw_att_control_params.c +++ b/src/modules/fw_att_control/fw_att_control_params.c @@ -50,149 +50,322 @@ f * Copyright (c) 2013 PX4 Development Team. All rights reserved. * Controller parameters, accessible via MAVLink * */ -// @DisplayName Attitude Time Constant -// @Description This defines the latency between a step input and the achieved setpoint (inverse to a P gain). Half a second is a good start value and fits for most average systems. Smaller systems may require smaller values, but as this will wear out servos faster, the value should only be decreased as needed. -// @Range 0.4 to 1.0 seconds, in tens of seconds + +/** + * Attitude Time Constant + * + * This defines the latency between a step input and the achieved setpoint + * (inverse to a P gain). Half a second is a good start value and fits for + * most average systems. Smaller systems may require smaller values, but as + * this will wear out servos faster, the value should only be decreased as + * needed. + * + * @unit seconds + * @min 0.4 + * @max 1.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_ATT_TC, 0.5f); -// @DisplayName Pitch rate proportional gain. -// @Description This defines how much the elevator input will be commanded depending on the current body angular rate error. -// @Range 10 to 200, 1 increments +/** + * Pitch rate proportional gain. + * + * This defines how much the elevator input will be commanded depending on the + * current body angular rate error. + * + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_PR_P, 0.05f); -// @DisplayName Pitch rate integrator gain. -// @Description This gain defines how much control response will result out of a steady state error. It trims any constant error. -// @Range 0 to 50.0 +/** + * Pitch rate integrator gain. + * + * This gain defines how much control response will result out of a steady + * state error. It trims any constant error. + * + * @min 0.0 + * @max 50.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_PR_I, 0.0f); -// @DisplayName Maximum positive / up pitch rate. -// @Description This limits the maximum pitch up angular rate the controller will output (in degrees per second). Setting a value of zero disables the limit. -// @Range 0 to 90.0 degrees per seconds, in 1 increments +/** + * Maximum positive / up pitch rate. + * + * This limits the maximum pitch up angular rate the controller will output (in + * degrees per second). Setting a value of zero disables the limit. + * + * @unit deg/s + * @min 0.0 + * @max 90.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_P_RMAX_POS, 0.0f); -// @DisplayName Maximum negative / down pitch rate. -// @Description This limits the maximum pitch down up angular rate the controller will output (in degrees per second). Setting a value of zero disables the limit. -// @Range 0 to 90.0 degrees per seconds, in 1 increments +/** + * Maximum negative / down pitch rate. + * + * This limits the maximum pitch down up angular rate the controller will + * output (in degrees per second). Setting a value of zero disables the limit. + * + * @unit deg/s + * @min 0.0 + * @max 90.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_P_RMAX_NEG, 0.0f); -// @DisplayName Pitch rate integrator limit -// @Description The portion of the integrator part in the control surface deflection is limited to this value -// @Range 0.0 to 1 -// @Increment 0.1 +/** + * Pitch rate integrator limit + * + * The portion of the integrator part in the control surface deflection is + * limited to this value + * + * @min 0.0 + * @max 1.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_PR_IMAX, 0.2f); -// @DisplayName Roll to Pitch feedforward gain. -// @Description This compensates during turns and ensures the nose stays level. -// @Range 0.5 2.0 -// @Increment 0.05 -// @User User +/** + * Roll to Pitch feedforward gain. + * + * This compensates during turns and ensures the nose stays level. + * + * @min 0.0 + * @max 2.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_P_ROLLFF, 0.0f); //xxx: set to 0 as default, see comment in ECL_PitchController::control_attitude (float turn_offset = ...) -// @DisplayName Roll rate proportional Gain. -// @Description This defines how much the aileron input will be commanded depending on the current body angular rate error. -// @Range 10.0 200.0 -// @Increment 10.0 -// @User User +/** + * Roll rate proportional Gain + * + * This defines how much the aileron input will be commanded depending on the + * current body angular rate error. + * + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_RR_P, 0.05f); -// @DisplayName Roll rate integrator Gain -// @Description This gain defines how much control response will result out of a steady state error. It trims any constant error. -// @Range 0.0 100.0 -// @Increment 5.0 -// @User User +/** + * Roll rate integrator Gain + * + * This gain defines how much control response will result out of a steady + * state error. It trims any constant error. + * + * @min 0.0 + * @max 100.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_RR_I, 0.0f); -// @DisplayName Roll Integrator Anti-Windup -// @Description The portion of the integrator part in the control surface deflection is limited to this value. -// @Range 0.0 to 1.0 -// @Increment 0.1 +/** + * Roll Integrator Anti-Windup + * + * The portion of the integrator part in the control surface deflection is limited to this value. + * + * @min 0.0 + * @max 1.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_RR_IMAX, 0.2f); -// @DisplayName Maximum Roll Rate -// @Description This limits the maximum roll rate the controller will output (in degrees per second). Setting a value of zero disables the limit. -// @Range 0 to 90.0 degrees per seconds -// @Increment 1.0 -PARAM_DEFINE_FLOAT(FW_R_RMAX, 0); +/** + * Maximum Roll Rate + * + * This limits the maximum roll rate the controller will output (in degrees per + * second). Setting a value of zero disables the limit. + * + * @unit deg/s + * @min 0.0 + * @max 90.0 + * @group FW Attitude Control + */ +PARAM_DEFINE_FLOAT(FW_R_RMAX, 0.0f); -// @DisplayName Yaw rate proportional gain. -// @Description This defines how much the rudder input will be commanded depending on the current body angular rate error. -// @Range 10 to 200, 1 increments -PARAM_DEFINE_FLOAT(FW_YR_P, 0.05); +/** + * Yaw rate proportional gain + * + * This defines how much the rudder input will be commanded depending on the + * current body angular rate error. + * + * @group FW Attitude Control + */ +PARAM_DEFINE_FLOAT(FW_YR_P, 0.05f); -// @DisplayName Yaw rate integrator gain. -// @Description This gain defines how much control response will result out of a steady state error. It trims any constant error. -// @Range 0 to 50.0 +/** + * Yaw rate integrator gain + * + * This gain defines how much control response will result out of a steady + * state error. It trims any constant error. + * + * @min 0.0 + * @max 50.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_YR_I, 0.0f); -// @DisplayName Yaw rate integrator limit -// @Description The portion of the integrator part in the control surface deflection is limited to this value -// @Range 0.0 to 1 -// @Increment 0.1 +/** + * Yaw rate integrator limit + * + * The portion of the integrator part in the control surface deflection is + * limited to this value + * + * @min 0.0 + * @max 1.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_YR_IMAX, 0.2f); -// @DisplayName Maximum Yaw Rate -// @Description This limits the maximum yaw rate the controller will output (in degrees per second). Setting a value of zero disables the limit. -// @Range 0 to 90.0 degrees per seconds -// @Increment 1.0 -PARAM_DEFINE_FLOAT(FW_Y_RMAX, 0); +/** + * Maximum Yaw Rate + * + * This limits the maximum yaw rate the controller will output (in degrees per + * second). Setting a value of zero disables the limit. + * + * @unit deg/s + * @min 0.0 + * @max 90.0 + * @group FW Attitude Control + */ +PARAM_DEFINE_FLOAT(FW_Y_RMAX, 0.0f); -// @DisplayName Roll rate feed forward -// @Description Direct feed forward from rate setpoint to control surface output -// @Range 0 to 10 -// @Increment 0.1 +/** + * Roll rate feed forward + * + * Direct feed forward from rate setpoint to control surface output + * + * @min 0.0 + * @max 10.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_RR_FF, 0.3f); -// @DisplayName Pitch rate feed forward -// @Description Direct feed forward from rate setpoint to control surface output -// @Range 0 to 10 -// @Increment 0.1 +/** + * Pitch rate feed forward + * + * Direct feed forward from rate setpoint to control surface output + * + * @min 0.0 + * @max 10.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_PR_FF, 0.4f); -// @DisplayName Yaw rate feed forward -// @Description Direct feed forward from rate setpoint to control surface output -// @Range 0 to 10 -// @Increment 0.1 +/** + * Yaw rate feed forward + * + * Direct feed forward from rate setpoint to control surface output + * + * @min 0.0 + * @max 10.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_YR_FF, 0.3f); -// @DisplayName Minimal speed for yaw coordination -// @Description For airspeeds above this value the yaw rate is calculated for a coordinated turn. Set to a very high value to disable. -// @Range 0 to 90.0 degrees per seconds -// @Increment 1.0 +/** + * Minimal speed for yaw coordination + * + * For airspeeds above this value, the yaw rate is calculated for a coordinated + * turn. Set to a very high value to disable. + * + * @unit m/s + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_YCO_VMIN, 1000.0f); -/* Airspeed parameters: the following parameters about airspeed are used by the attitude and the positon controller */ +/* Airspeed parameters: + * The following parameters about airspeed are used by the attitude and the + * position controller. + * */ -// @DisplayName Minimum Airspeed -// @Description If the airspeed falls below this value the TECS controller will try to increase airspeed more aggressively -// @Range 0.0 to 30 +/** + * Minimum Airspeed + * + * If the airspeed falls below this value, the TECS controller will try to + * increase airspeed more aggressively. + * + * @unit m/s + * @min 0.0 + * @max 30.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_AIRSPD_MIN, 13.0f); -// @DisplayName Trim Airspeed -// @Description The TECS controller tries to fly at this airspeed -// @Range 0.0 to 30 +/** + * Trim Airspeed + * + * The TECS controller tries to fly at this airspeed. + * + * @unit m/s + * @min 0.0 + * @max 30.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_AIRSPD_TRIM, 20.0f); -// @DisplayName Maximum Airspeed -// @Description If the airspeed is above this value the TECS controller will try to decrease airspeed more aggressively -// @Range 0.0 to 30 +/** + * Maximum Airspeed + * + * If the airspeed is above this value, the TECS controller will try to decrease + * airspeed more aggressively. + * + * @unit m/s + * @min 0.0 + * @max 30.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_AIRSPD_MAX, 50.0f); -// @DisplayName Roll Setpoint Offset -// @Description An airframe specific offset of the roll setpoint in degrees, the value is added to the roll setpoint and should correspond to the typical cruise speed of the airframe -// @Range -90.0 to 90.0 +/** + * Roll Setpoint Offset + * + * An airframe specific offset of the roll setpoint in degrees, the value is + * added to the roll setpoint and should correspond to the typical cruise speed + * of the airframe. + * + * @unit deg + * @min -90.0 + * @max 90.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_RSP_OFF, 0.0f); -// @DisplayName Pitch Setpoint Offset -// @Description An airframe specific offset of the pitch setpoint in degrees, the value is added to the pitch setpoint and should correspond to the typical cruise speed of the airframe -// @Range -90.0 to 90.0 +/** + * Pitch Setpoint Offset + * + * An airframe specific offset of the pitch setpoint in degrees, the value is + * added to the pitch setpoint and should correspond to the typical cruise + * speed of the airframe. + * + * @unit deg + * @min -90.0 + * @max 90.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_PSP_OFF, 0.0f); -// @DisplayName Max Manual Roll -// @Description Max roll for manual control in attitude stabilized mode -// @Range 0.0 to 90.0 +/** + * Max Manual Roll + * + * Max roll for manual control in attitude stabilized mode + * + * @unit deg + * @min 0.0 + * @max 90.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_MAN_R_MAX, 45.0f); -// @DisplayName Max Manual Pitch -// @Description Max pitch for manual control in attitude stabilized mode -// @Range 0.0 to 90.0 +/** + * Max Manual Pitch + * + * Max pitch for manual control in attitude stabilized mode + * + * @unit deg + * @min 0.0 + * @max 90.0 + * @group FW Attitude Control + */ PARAM_DEFINE_FLOAT(FW_MAN_P_MAX, 45.0f); diff --git a/src/modules/fw_att_control/module.mk b/src/modules/fw_att_control/module.mk index 1e600757e..89c6494c5 100644 --- a/src/modules/fw_att_control/module.mk +++ b/src/modules/fw_att_control/module.mk @@ -39,3 +39,5 @@ MODULE_COMMAND = fw_att_control SRCS = fw_att_control_main.cpp \ fw_att_control_params.c + +MODULE_STACKSIZE = 1200 diff --git a/src/modules/fw_att_pos_estimator/fw_att_pos_estimator_main.cpp b/src/modules/fw_att_pos_estimator/fw_att_pos_estimator_main.cpp deleted file mode 100644 index f076c94fd..000000000 --- a/src/modules/fw_att_pos_estimator/fw_att_pos_estimator_main.cpp +++ /dev/null @@ -1,1270 +0,0 @@ -/**************************************************************************** - * - * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/** - * @file fw_att_pos_estimator_main.cpp - * Implementation of the attitude and position estimator. - * - * @author Paul Riseborough <p_riseborough@live.com.au> - * @author Lorenz Meier <lm@inf.ethz.ch> - */ - -#include <nuttx/config.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <fcntl.h> -#include <errno.h> -#include <math.h> -#include <poll.h> -#include <time.h> -#include <drivers/drv_hrt.h> - -#define SENSOR_COMBINED_SUB - - -#include <drivers/drv_gyro.h> -#include <drivers/drv_accel.h> -#include <drivers/drv_mag.h> -#include <drivers/drv_baro.h> -#ifdef SENSOR_COMBINED_SUB -#include <uORB/topics/sensor_combined.h> -#endif -#include <arch/board/board.h> -#include <uORB/uORB.h> -#include <uORB/topics/airspeed.h> -#include <uORB/topics/vehicle_global_position.h> -#include <uORB/topics/vehicle_local_position.h> -#include <uORB/topics/vehicle_gps_position.h> -#include <uORB/topics/vehicle_attitude.h> -#include <uORB/topics/actuator_controls.h> -#include <uORB/topics/vehicle_status.h> -#include <uORB/topics/parameter_update.h> -#include <uORB/topics/estimator_status.h> -#include <uORB/topics/actuator_armed.h> -#include <systemlib/param/param.h> -#include <systemlib/err.h> -#include <geo/geo.h> -#include <systemlib/perf_counter.h> -#include <systemlib/systemlib.h> -#include <mathlib/mathlib.h> -#include <mavlink/mavlink_log.h> - -#include "estimator.h" - - - -/** - * estimator app start / stop handling function - * - * @ingroup apps - */ -extern "C" __EXPORT int fw_att_pos_estimator_main(int argc, char *argv[]); - -__EXPORT uint32_t millis(); - -static uint64_t last_run = 0; -static uint64_t IMUmsec = 0; - -uint32_t millis() -{ - return IMUmsec; -} - -static void print_status(); - -class FixedwingEstimator -{ -public: - /** - * Constructor - */ - FixedwingEstimator(); - - /** - * Destructor, also kills the sensors task. - */ - ~FixedwingEstimator(); - - /** - * Start the sensors task. - * - * @return OK on success. - */ - int start(); - - /** - * Print the current status. - */ - void print_status(); - - /** - * Trip the filter by feeding it NaN values. - */ - int trip_nan(); - -private: - - bool _task_should_exit; /**< if true, sensor task should exit */ - int _estimator_task; /**< task handle for sensor task */ -#ifndef SENSOR_COMBINED_SUB - int _gyro_sub; /**< gyro sensor subscription */ - int _accel_sub; /**< accel sensor subscription */ - int _mag_sub; /**< mag sensor subscription */ -#else - int _sensor_combined_sub; -#endif - int _airspeed_sub; /**< airspeed subscription */ - int _baro_sub; /**< barometer subscription */ - int _gps_sub; /**< GPS subscription */ - int _vstatus_sub; /**< vehicle status subscription */ - int _params_sub; /**< notification of parameter updates */ - int _manual_control_sub; /**< notification of manual control updates */ - int _mission_sub; - - orb_advert_t _att_pub; /**< vehicle attitude */ - orb_advert_t _global_pos_pub; /**< global position */ - orb_advert_t _local_pos_pub; /**< position in local frame */ - orb_advert_t _estimator_status_pub; /**< status of the estimator */ - - struct vehicle_attitude_s _att; /**< vehicle attitude */ - struct gyro_report _gyro; - struct accel_report _accel; - struct mag_report _mag; - struct airspeed_s _airspeed; /**< airspeed */ - struct baro_report _baro; /**< baro readings */ - struct vehicle_status_s _vstatus; /**< vehicle status */ - struct vehicle_global_position_s _global_pos; /**< global vehicle position */ - struct vehicle_local_position_s _local_pos; /**< local vehicle position */ - struct vehicle_gps_position_s _gps; /**< GPS position */ - - struct gyro_scale _gyro_offsets; - struct accel_scale _accel_offsets; - struct mag_scale _mag_offsets; - -#ifdef SENSOR_COMBINED_SUB - struct sensor_combined_s _sensor_combined; -#endif - - struct map_projection_reference_s _pos_ref; - - float _baro_ref; /**< barometer reference altitude */ - float _baro_gps_offset; /**< offset between GPS and baro */ - - perf_counter_t _loop_perf; /**< loop performance counter */ - perf_counter_t _perf_gyro; ///<local performance counter for gyro updates - perf_counter_t _perf_accel; ///<local performance counter for accel updates - perf_counter_t _perf_mag; ///<local performance counter for mag updates - perf_counter_t _perf_gps; ///<local performance counter for gps updates - perf_counter_t _perf_baro; ///<local performance counter for baro updates - perf_counter_t _perf_airspeed; ///<local performance counter for airspeed updates - - bool _initialized; - bool _gps_initialized; - - int _mavlink_fd; - - struct { - int32_t vel_delay_ms; - int32_t pos_delay_ms; - int32_t height_delay_ms; - int32_t mag_delay_ms; - int32_t tas_delay_ms; - } _parameters; /**< local copies of interesting parameters */ - - struct { - param_t vel_delay_ms; - param_t pos_delay_ms; - param_t height_delay_ms; - param_t mag_delay_ms; - param_t tas_delay_ms; - } _parameter_handles; /**< handles for interesting parameters */ - - AttPosEKF *_ekf; - - /** - * Update our local parameter cache. - */ - int parameters_update(); - - /** - * Update control outputs - * - */ - void control_update(); - - /** - * Check for changes in vehicle status. - */ - void vehicle_status_poll(); - - /** - * Shim for calling task_main from task_create. - */ - static void task_main_trampoline(int argc, char *argv[]); - - /** - * Main sensor collection task. - */ - void task_main() __attribute__((noreturn)); -}; - -namespace estimator -{ - -/* oddly, ERROR is not defined for c++ */ -#ifdef ERROR -# undef ERROR -#endif -static const int ERROR = -1; - -FixedwingEstimator *g_estimator; -} - -FixedwingEstimator::FixedwingEstimator() : - - _task_should_exit(false), - _estimator_task(-1), - -/* subscriptions */ -#ifndef SENSOR_COMBINED_SUB - _gyro_sub(-1), - _accel_sub(-1), - _mag_sub(-1), -#else - _sensor_combined_sub(-1), -#endif - _airspeed_sub(-1), - _baro_sub(-1), - _gps_sub(-1), - _vstatus_sub(-1), - _params_sub(-1), - _manual_control_sub(-1), - -/* publications */ - _att_pub(-1), - _global_pos_pub(-1), - _local_pos_pub(-1), - _estimator_status_pub(-1), - - _baro_ref(0.0f), - _baro_gps_offset(0.0f), - -/* performance counters */ - _loop_perf(perf_alloc(PC_COUNT, "fw_att_pos_estimator")), - _perf_gyro(perf_alloc(PC_COUNT, "fw_ekf_gyro_upd")), - _perf_accel(perf_alloc(PC_COUNT, "fw_ekf_accel_upd")), - _perf_mag(perf_alloc(PC_COUNT, "fw_ekf_mag_upd")), - _perf_gps(perf_alloc(PC_COUNT, "fw_ekf_gps_upd")), - _perf_baro(perf_alloc(PC_COUNT, "fw_ekf_baro_upd")), - _perf_airspeed(perf_alloc(PC_COUNT, "fw_ekf_aspd_upd")), - -/* states */ - _initialized(false), - _gps_initialized(false), - _mavlink_fd(-1), - _ekf(nullptr) -{ - - _mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); - - _parameter_handles.vel_delay_ms = param_find("PE_VEL_DELAY_MS"); - _parameter_handles.pos_delay_ms = param_find("PE_POS_DELAY_MS"); - _parameter_handles.height_delay_ms = param_find("PE_HGT_DELAY_MS"); - _parameter_handles.mag_delay_ms = param_find("PE_MAG_DELAY_MS"); - _parameter_handles.tas_delay_ms = param_find("PE_TAS_DELAY_MS"); - - /* fetch initial parameter values */ - parameters_update(); - - /* get offsets */ - - int fd, res; - - fd = open(GYRO_DEVICE_PATH, O_RDONLY); - - if (fd > 0) { - res = ioctl(fd, GYROIOCGSCALE, (long unsigned int)&_gyro_offsets); - close(fd); - } - - fd = open(ACCEL_DEVICE_PATH, O_RDONLY); - - if (fd > 0) { - res = ioctl(fd, ACCELIOCGSCALE, (long unsigned int)&_accel_offsets); - close(fd); - } - - fd = open(MAG_DEVICE_PATH, O_RDONLY); - - if (fd > 0) { - res = ioctl(fd, MAGIOCGSCALE, (long unsigned int)&_mag_offsets); - close(fd); - } -} - -FixedwingEstimator::~FixedwingEstimator() -{ - if (_estimator_task != -1) { - - /* task wakes up every 100ms or so at the longest */ - _task_should_exit = true; - - /* wait for a second for the task to quit at our request */ - unsigned i = 0; - - do { - /* wait 20ms */ - usleep(20000); - - /* if we have given up, kill it */ - if (++i > 50) { - task_delete(_estimator_task); - break; - } - } while (_estimator_task != -1); - } - - estimator::g_estimator = nullptr; -} - -int -FixedwingEstimator::parameters_update() -{ - - param_get(_parameter_handles.vel_delay_ms, &(_parameters.vel_delay_ms)); - param_get(_parameter_handles.pos_delay_ms, &(_parameters.pos_delay_ms)); - param_get(_parameter_handles.height_delay_ms, &(_parameters.height_delay_ms)); - param_get(_parameter_handles.mag_delay_ms, &(_parameters.mag_delay_ms)); - param_get(_parameter_handles.tas_delay_ms, &(_parameters.tas_delay_ms)); - - return OK; -} - -void -FixedwingEstimator::vehicle_status_poll() -{ - bool vstatus_updated; - - /* Check HIL state if vehicle status has changed */ - orb_check(_vstatus_sub, &vstatus_updated); - - if (vstatus_updated) { - - orb_copy(ORB_ID(vehicle_status), _vstatus_sub, &_vstatus); - } -} - -void -FixedwingEstimator::task_main_trampoline(int argc, char *argv[]) -{ - estimator::g_estimator->task_main(); -} - -float dt = 0.0f; // time lapsed since last covariance prediction - -void -FixedwingEstimator::task_main() -{ - - _ekf = new AttPosEKF(); - - if (!_ekf) { - errx(1, "failed allocating EKF filter - out of RAM!"); - } - - /* - * do subscriptions - */ - _baro_sub = orb_subscribe(ORB_ID(sensor_baro)); - _airspeed_sub = orb_subscribe(ORB_ID(airspeed)); - _gps_sub = orb_subscribe(ORB_ID(vehicle_gps_position)); - _vstatus_sub = orb_subscribe(ORB_ID(vehicle_status)); - _params_sub = orb_subscribe(ORB_ID(parameter_update)); - - /* rate limit vehicle status updates to 5Hz */ - orb_set_interval(_vstatus_sub, 200); - -#ifndef SENSOR_COMBINED_SUB - - _gyro_sub = orb_subscribe(ORB_ID(sensor_gyro)); - _accel_sub = orb_subscribe(ORB_ID(sensor_accel)); - _mag_sub = orb_subscribe(ORB_ID(sensor_mag)); - - /* rate limit gyro updates to 50 Hz */ - /* XXX remove this!, BUT increase the data buffer size! */ - orb_set_interval(_gyro_sub, 4); -#else - _sensor_combined_sub = orb_subscribe(ORB_ID(sensor_combined)); - /* XXX remove this!, BUT increase the data buffer size! */ - orb_set_interval(_sensor_combined_sub, 4); -#endif - - parameters_update(); - - /* set initial filter state */ - _ekf->fuseVelData = false; - _ekf->fusePosData = false; - _ekf->fuseHgtData = false; - _ekf->fuseMagData = false; - _ekf->fuseVtasData = false; - _ekf->statesInitialised = false; - - /* initialize measurement data */ - _ekf->VtasMeas = 0.0f; - Vector3f lastAngRate = {0.0f, 0.0f, 0.0f}; - Vector3f lastAccel = {0.0f, 0.0f, -9.81f}; - _ekf->dVelIMU.x = 0.0f; - _ekf->dVelIMU.y = 0.0f; - _ekf->dVelIMU.z = 0.0f; - _ekf->dAngIMU.x = 0.0f; - _ekf->dAngIMU.y = 0.0f; - _ekf->dAngIMU.z = 0.0f; - - /* wakeup source(s) */ - struct pollfd fds[2]; - - /* Setup of loop */ - fds[0].fd = _params_sub; - fds[0].events = POLLIN; -#ifndef SENSOR_COMBINED_SUB - fds[1].fd = _gyro_sub; - fds[1].events = POLLIN; -#else - fds[1].fd = _sensor_combined_sub; - fds[1].events = POLLIN; -#endif - - hrt_abstime start_time = hrt_absolute_time(); - - bool newDataGps = false; - bool newAdsData = false; - bool newDataMag = false; - - while (!_task_should_exit) { - - /* wait for up to 500ms for data */ - int pret = poll(&fds[0], (sizeof(fds) / sizeof(fds[0])), 100); - - /* timed out - periodic check for _task_should_exit, etc. */ - if (pret == 0) - continue; - - /* this is undesirable but not much we can do - might want to flag unhappy status */ - if (pret < 0) { - warn("poll error %d, %d", pret, errno); - continue; - } - - perf_begin(_loop_perf); - - /* only update parameters if they changed */ - if (fds[0].revents & POLLIN) { - /* read from param to clear updated flag */ - struct parameter_update_s update; - orb_copy(ORB_ID(parameter_update), _params_sub, &update); - - /* update parameters from storage */ - parameters_update(); - } - - /* only run estimator if gyro updated */ - if (fds[1].revents & POLLIN) { - - /* check vehicle status for changes to publication state */ - vehicle_status_poll(); - - bool accel_updated; - bool mag_updated; - - perf_count(_perf_gyro); - - /** - * PART ONE: COLLECT ALL DATA - **/ - - hrt_abstime last_sensor_timestamp; - - /* load local copies */ -#ifndef SENSOR_COMBINED_SUB - orb_copy(ORB_ID(sensor_gyro), _gyro_sub, &_gyro); - - - orb_check(_accel_sub, &accel_updated); - - if (accel_updated) { - perf_count(_perf_accel); - orb_copy(ORB_ID(sensor_accel), _accel_sub, &_accel); - } - - last_sensor_timestamp = _gyro.timestamp; - _ekf.IMUmsec = _gyro.timestamp / 1e3f; - - float deltaT = (_gyro.timestamp - last_run) / 1e6f; - last_run = _gyro.timestamp; - - /* guard against too large deltaT's */ - if (deltaT > 1.0f) - deltaT = 0.01f; - - - // Always store data, independent of init status - /* fill in last data set */ - _ekf->dtIMU = deltaT; - - _ekf->angRate.x = _gyro.x; - _ekf->angRate.y = _gyro.y; - _ekf->angRate.z = _gyro.z; - - _ekf->accel.x = _accel.x; - _ekf->accel.y = _accel.y; - _ekf->accel.z = _accel.z; - - _ekf->dAngIMU = 0.5f * (angRate + lastAngRate) * dtIMU; - _ekf->lastAngRate = angRate; - _ekf->dVelIMU = 0.5f * (accel + lastAccel) * dtIMU; - _ekf->lastAccel = accel; - - -#else - orb_copy(ORB_ID(sensor_combined), _sensor_combined_sub, &_sensor_combined); - - static hrt_abstime last_accel = 0; - static hrt_abstime last_mag = 0; - - if (last_accel != _sensor_combined.accelerometer_timestamp) { - accel_updated = true; - } - - last_accel = _sensor_combined.accelerometer_timestamp; - - - // Copy gyro and accel - last_sensor_timestamp = _sensor_combined.timestamp; - IMUmsec = _sensor_combined.timestamp / 1e3f; - - float deltaT = (_sensor_combined.timestamp - last_run) / 1e6f; - last_run = _sensor_combined.timestamp; - - /* guard against too large deltaT's */ - if (deltaT > 1.0f || deltaT < 0.000001f) - deltaT = 0.01f; - - // Always store data, independent of init status - /* fill in last data set */ - _ekf->dtIMU = deltaT; - - _ekf->angRate.x = _sensor_combined.gyro_rad_s[0]; - _ekf->angRate.y = _sensor_combined.gyro_rad_s[1]; - _ekf->angRate.z = _sensor_combined.gyro_rad_s[2]; - - _ekf->accel.x = _sensor_combined.accelerometer_m_s2[0]; - _ekf->accel.y = _sensor_combined.accelerometer_m_s2[1]; - _ekf->accel.z = _sensor_combined.accelerometer_m_s2[2]; - - _ekf->dAngIMU = 0.5f * (_ekf->angRate + lastAngRate) * _ekf->dtIMU; - lastAngRate = _ekf->angRate; - _ekf->dVelIMU = 0.5f * (_ekf->accel + lastAccel) * _ekf->dtIMU; - lastAccel = _ekf->accel; - - if (last_mag != _sensor_combined.magnetometer_timestamp) { - mag_updated = true; - newDataMag = true; - - } else { - newDataMag = false; - } - - last_mag = _sensor_combined.magnetometer_timestamp; - -#endif - - bool airspeed_updated; - orb_check(_airspeed_sub, &airspeed_updated); - - if (airspeed_updated) { - orb_copy(ORB_ID(airspeed), _airspeed_sub, &_airspeed); - perf_count(_perf_airspeed); - - _ekf->VtasMeas = _airspeed.true_airspeed_m_s; - newAdsData = true; - - } else { - newAdsData = false; - } - - bool gps_updated; - orb_check(_gps_sub, &gps_updated); - - if (gps_updated) { - - uint64_t last_gps = _gps.timestamp_position; - - orb_copy(ORB_ID(vehicle_gps_position), _gps_sub, &_gps); - perf_count(_perf_gps); - - if (_gps.fix_type < 3) { - gps_updated = false; - newDataGps = false; - - } else { - - /* check if we had a GPS outage for a long time */ - if (hrt_elapsed_time(&last_gps) > 5 * 1000 * 1000) { - _ekf->ResetPosition(); - _ekf->ResetVelocity(); - _ekf->ResetStoredStates(); - } - - /* fuse GPS updates */ - - //_gps.timestamp / 1e3; - _ekf->GPSstatus = _gps.fix_type; - _ekf->velNED[0] = _gps.vel_n_m_s; - _ekf->velNED[1] = _gps.vel_e_m_s; - _ekf->velNED[2] = _gps.vel_d_m_s; - - // warnx("GPS updated: status: %d, vel: %8.4f %8.4f %8.4f", (int)GPSstatus, velNED[0], velNED[1], velNED[2]); - - _ekf->gpsLat = math::radians(_gps.lat / (double)1e7); - _ekf->gpsLon = math::radians(_gps.lon / (double)1e7) - M_PI; - _ekf->gpsHgt = _gps.alt / 1e3f; - newDataGps = true; - - } - - } - - bool baro_updated; - orb_check(_baro_sub, &baro_updated); - - if (baro_updated) { - orb_copy(ORB_ID(sensor_baro), _baro_sub, &_baro); - - _ekf->baroHgt = _baro.altitude - _baro_ref; - - // Could use a blend of GPS and baro alt data if desired - _ekf->hgtMea = 1.0f * _ekf->baroHgt + 0.0f * _ekf->gpsHgt; - } - -#ifndef SENSOR_COMBINED_SUB - orb_check(_mag_sub, &mag_updated); -#endif - - if (mag_updated) { - - perf_count(_perf_mag); - -#ifndef SENSOR_COMBINED_SUB - orb_copy(ORB_ID(sensor_mag), _mag_sub, &_mag); - - // XXX we compensate the offsets upfront - should be close to zero. - // 0.001f - _ekf->magData.x = _mag.x; - _ekf->magBias.x = 0.000001f; // _mag_offsets.x_offset - - _ekf->magData.y = _mag.y; - _ekf->magBias.y = 0.000001f; // _mag_offsets.y_offset - - _ekf->magData.z = _mag.z; - _ekf->magBias.z = 0.000001f; // _mag_offsets.y_offset - -#else - - // XXX we compensate the offsets upfront - should be close to zero. - // 0.001f - _ekf->magData.x = _sensor_combined.magnetometer_ga[0]; - _ekf->magBias.x = 0.000001f; // _mag_offsets.x_offset - - _ekf->magData.y = _sensor_combined.magnetometer_ga[1]; - _ekf->magBias.y = 0.000001f; // _mag_offsets.y_offset - - _ekf->magData.z = _sensor_combined.magnetometer_ga[2]; - _ekf->magBias.z = 0.000001f; // _mag_offsets.y_offset - -#endif - - newDataMag = true; - - } else { - newDataMag = false; - } - - - /** - * CHECK IF THE INPUT DATA IS SANE - */ - int check = _ekf->CheckAndBound(); - - switch (check) { - case 0: - /* all ok */ - break; - case 1: - { - const char* str = "NaN in states, resetting"; - warnx("%s", str); - mavlink_log_critical(_mavlink_fd, str); - break; - } - case 2: - { - const char* str = "stale IMU data, resetting"; - warnx("%s", str); - mavlink_log_critical(_mavlink_fd, str); - break; - } - case 3: - { - const char* str = "switching dynamic / static state"; - warnx("%s", str); - mavlink_log_critical(_mavlink_fd, str); - break; - } - } - - // If non-zero, we got a problem - if (check) { - - struct ekf_status_report ekf_report; - - _ekf->GetLastErrorState(&ekf_report); - - struct estimator_status_report rep; - memset(&rep, 0, sizeof(rep)); - rep.timestamp = hrt_absolute_time(); - - rep.states_nan = ekf_report.statesNaN; - rep.covariance_nan = ekf_report.covarianceNaN; - rep.kalman_gain_nan = ekf_report.kalmanGainsNaN; - - // Copy all states or at least all that we can fit - int i = 0; - unsigned ekf_n_states = (sizeof(ekf_report.states) / sizeof(ekf_report.states[0])); - unsigned max_states = (sizeof(rep.states) / sizeof(rep.states[0])); - rep.n_states = (ekf_n_states < max_states) ? ekf_n_states : max_states; - - while ((i < ekf_n_states) && (i < max_states)) { - - rep.states[i] = ekf_report.states[i]; - i++; - } - - if (_estimator_status_pub > 0) { - orb_publish(ORB_ID(estimator_status), _estimator_status_pub, &rep); - } else { - _estimator_status_pub = orb_advertise(ORB_ID(estimator_status), &rep); - } - } - - - /** - * PART TWO: EXECUTE THE FILTER - **/ - - // Wait long enough to ensure all sensors updated once - // XXX we rather want to check all updated - - - if (hrt_elapsed_time(&start_time) > 100000) { - - if (!_gps_initialized && (_ekf->GPSstatus == 3)) { - _ekf->velNED[0] = _gps.vel_n_m_s; - _ekf->velNED[1] = _gps.vel_e_m_s; - _ekf->velNED[2] = _gps.vel_d_m_s; - - double lat = _gps.lat * 1e-7; - double lon = _gps.lon * 1e-7; - float alt = _gps.alt * 1e-3; - - _ekf->InitialiseFilter(_ekf->velNED); - - // Initialize projection - _local_pos.ref_lat = _gps.lat; - _local_pos.ref_lon = _gps.lon; - _local_pos.ref_alt = alt; - _local_pos.ref_timestamp = _gps.timestamp_position; - - // Store - orb_copy(ORB_ID(sensor_baro), _baro_sub, &_baro); - _baro_ref = _baro.altitude; - _ekf->baroHgt = _baro.altitude - _baro_ref; - _baro_gps_offset = _baro_ref - _local_pos.ref_alt; - - // XXX this is not multithreading safe - map_projection_init(&_pos_ref, lat, lon); - mavlink_log_info(_mavlink_fd, "[position estimator] init ref: lat=%.7f, lon=%.7f, alt=%.2f", lat, lon, alt); - - _gps_initialized = true; - - } else if (!_ekf->statesInitialised) { - _ekf->velNED[0] = 0.0f; - _ekf->velNED[1] = 0.0f; - _ekf->velNED[2] = 0.0f; - _ekf->posNED[0] = 0.0f; - _ekf->posNED[1] = 0.0f; - _ekf->posNED[2] = 0.0f; - - _ekf->posNE[0] = _ekf->posNED[0]; - _ekf->posNE[1] = _ekf->posNED[1]; - _ekf->InitialiseFilter(_ekf->velNED); - } - } - - // If valid IMU data and states initialised, predict states and covariances - if (_ekf->statesInitialised) { - // Run the strapdown INS equations every IMU update - _ekf->UpdateStrapdownEquationsNED(); -#if 0 - // debug code - could be tunred into a filter mnitoring/watchdog function - float tempQuat[4]; - - for (uint8_t j = 0; j <= 3; j++) tempQuat[j] = states[j]; - - quat2eul(eulerEst, tempQuat); - - for (uint8_t j = 0; j <= 2; j++) eulerDif[j] = eulerEst[j] - ahrsEul[j]; - - if (eulerDif[2] > pi) eulerDif[2] -= 2 * pi; - - if (eulerDif[2] < -pi) eulerDif[2] += 2 * pi; - -#endif - // store the predicted states for subsequent use by measurement fusion - _ekf->StoreStates(IMUmsec); - // Check if on ground - status is used by covariance prediction - _ekf->OnGroundCheck(); - // sum delta angles and time used by covariance prediction - _ekf->summedDelAng = _ekf->summedDelAng + _ekf->correctedDelAng; - _ekf->summedDelVel = _ekf->summedDelVel + _ekf->dVelIMU; - dt += _ekf->dtIMU; - - // perform a covariance prediction if the total delta angle has exceeded the limit - // or the time limit will be exceeded at the next IMU update - if ((dt >= (covTimeStepMax - _ekf->dtIMU)) || (_ekf->summedDelAng.length() > covDelAngMax)) { - _ekf->CovariancePrediction(dt); - _ekf->summedDelAng = _ekf->summedDelAng.zero(); - _ekf->summedDelVel = _ekf->summedDelVel.zero(); - dt = 0.0f; - } - - _initialized = true; - } - - // Fuse GPS Measurements - if (newDataGps && _gps_initialized) { - // Convert GPS measurements to Pos NE, hgt and Vel NED - _ekf->velNED[0] = _gps.vel_n_m_s; - _ekf->velNED[1] = _gps.vel_e_m_s; - _ekf->velNED[2] = _gps.vel_d_m_s; - _ekf->calcposNED(_ekf->posNED, _ekf->gpsLat, _ekf->gpsLon, _ekf->gpsHgt, _ekf->latRef, _ekf->lonRef, _ekf->hgtRef); - - _ekf->posNE[0] = _ekf->posNED[0]; - _ekf->posNE[1] = _ekf->posNED[1]; - // set fusion flags - _ekf->fuseVelData = true; - _ekf->fusePosData = true; - // recall states stored at time of measurement after adjusting for delays - _ekf->RecallStates(_ekf->statesAtVelTime, (IMUmsec - _parameters.vel_delay_ms)); - _ekf->RecallStates(_ekf->statesAtPosTime, (IMUmsec - _parameters.pos_delay_ms)); - // run the fusion step - _ekf->FuseVelposNED(); - - } else if (_ekf->statesInitialised) { - // Convert GPS measurements to Pos NE, hgt and Vel NED - _ekf->velNED[0] = 0.0f; - _ekf->velNED[1] = 0.0f; - _ekf->velNED[2] = 0.0f; - _ekf->posNED[0] = 0.0f; - _ekf->posNED[1] = 0.0f; - _ekf->posNED[2] = 0.0f; - - _ekf->posNE[0] = _ekf->posNED[0]; - _ekf->posNE[1] = _ekf->posNED[1]; - // set fusion flags - _ekf->fuseVelData = true; - _ekf->fusePosData = true; - // recall states stored at time of measurement after adjusting for delays - _ekf->RecallStates(_ekf->statesAtVelTime, (IMUmsec - _parameters.vel_delay_ms)); - _ekf->RecallStates(_ekf->statesAtPosTime, (IMUmsec - _parameters.pos_delay_ms)); - // run the fusion step - _ekf->FuseVelposNED(); - - } else { - _ekf->fuseVelData = false; - _ekf->fusePosData = false; - } - - if (newAdsData && _ekf->statesInitialised) { - // Could use a blend of GPS and baro alt data if desired - _ekf->hgtMea = 1.0f * _ekf->baroHgt + 0.0f * _ekf->gpsHgt; - _ekf->fuseHgtData = true; - // recall states stored at time of measurement after adjusting for delays - _ekf->RecallStates(_ekf->statesAtHgtTime, (IMUmsec - _parameters.height_delay_ms)); - // run the fusion step - _ekf->FuseVelposNED(); - - } else { - _ekf->fuseHgtData = false; - } - - // Fuse Magnetometer Measurements - if (newDataMag && _ekf->statesInitialised) { - _ekf->fuseMagData = true; - _ekf->RecallStates(_ekf->statesAtMagMeasTime, (IMUmsec - _parameters.mag_delay_ms)); // Assume 50 msec avg delay for magnetometer data - - } else { - _ekf->fuseMagData = false; - } - - if (_ekf->statesInitialised) _ekf->FuseMagnetometer(); - - // Fuse Airspeed Measurements - if (newAdsData && _ekf->statesInitialised && _ekf->VtasMeas > 8.0f) { - _ekf->fuseVtasData = true; - _ekf->RecallStates(_ekf->statesAtVtasMeasTime, (IMUmsec - _parameters.tas_delay_ms)); // assume 100 msec avg delay for airspeed data - _ekf->FuseAirspeed(); - - } else { - _ekf->fuseVtasData = false; - } - - // Publish results - if (_initialized && (check == OK)) { - - - - // State vector: - // 0-3: quaternions (q0, q1, q2, q3) - // 4-6: Velocity - m/sec (North, East, Down) - // 7-9: Position - m (North, East, Down) - // 10-12: Delta Angle bias - rad (X,Y,Z) - // 13-14: Wind Vector - m/sec (North,East) - // 15-17: Earth Magnetic Field Vector - milligauss (North, East, Down) - // 18-20: Body Magnetic Field Vector - milligauss (X,Y,Z) - - math::Quaternion q(_ekf->states[0], _ekf->states[1], _ekf->states[2], _ekf->states[3]); - math::Matrix<3, 3> R = q.to_dcm(); - math::Vector<3> euler = R.to_euler(); - - for (int i = 0; i < 3; i++) for (int j = 0; j < 3; j++) - _att.R[i][j] = R(i, j); - - _att.timestamp = last_sensor_timestamp; - _att.q[0] = _ekf->states[0]; - _att.q[1] = _ekf->states[1]; - _att.q[2] = _ekf->states[2]; - _att.q[3] = _ekf->states[3]; - _att.q_valid = true; - _att.R_valid = true; - - _att.timestamp = last_sensor_timestamp; - _att.roll = euler(0); - _att.pitch = euler(1); - _att.yaw = euler(2); - - _att.rollspeed = _ekf->angRate.x - _ekf->states[10]; - _att.pitchspeed = _ekf->angRate.y - _ekf->states[11]; - _att.yawspeed = _ekf->angRate.z - _ekf->states[12]; - // gyro offsets - _att.rate_offsets[0] = _ekf->states[10]; - _att.rate_offsets[1] = _ekf->states[11]; - _att.rate_offsets[2] = _ekf->states[12]; - - /* lazily publish the attitude only once available */ - if (_att_pub > 0) { - /* publish the attitude setpoint */ - orb_publish(ORB_ID(vehicle_attitude), _att_pub, &_att); - - } else { - /* advertise and publish */ - _att_pub = orb_advertise(ORB_ID(vehicle_attitude), &_att); - } - } - - if (_gps_initialized) { - _local_pos.timestamp = last_sensor_timestamp; - _local_pos.x = _ekf->states[7]; - _local_pos.y = _ekf->states[8]; - _local_pos.z = _ekf->states[9]; - - _local_pos.vx = _ekf->states[4]; - _local_pos.vy = _ekf->states[5]; - _local_pos.vz = _ekf->states[6]; - - _local_pos.xy_valid = _gps_initialized; - _local_pos.z_valid = true; - _local_pos.v_xy_valid = _gps_initialized; - _local_pos.v_z_valid = true; - _local_pos.xy_global = true; - - _local_pos.z_global = false; - _local_pos.yaw = _att.yaw; - - /* lazily publish the local position only once available */ - if (_local_pos_pub > 0) { - /* publish the attitude setpoint */ - orb_publish(ORB_ID(vehicle_local_position), _local_pos_pub, &_local_pos); - - } else { - /* advertise and publish */ - _local_pos_pub = orb_advertise(ORB_ID(vehicle_local_position), &_local_pos); - } - - _global_pos.timestamp = _local_pos.timestamp; - - if (_local_pos.xy_global) { - double est_lat, est_lon; - map_projection_reproject(&_pos_ref, _local_pos.x, _local_pos.y, &est_lat, &est_lon); - _global_pos.lat = est_lat; - _global_pos.lon = est_lon; - _global_pos.time_gps_usec = _gps.time_gps_usec; - } - - if (_local_pos.v_xy_valid) { - _global_pos.vel_n = _local_pos.vx; - _global_pos.vel_e = _local_pos.vy; - } else { - _global_pos.vel_n = 0.0f; - _global_pos.vel_e = 0.0f; - } - - /* local pos alt is negative, change sign and add alt offset */ - _global_pos.alt = _local_pos.ref_alt + (-_local_pos.z); - - if (_local_pos.v_z_valid) { - _global_pos.vel_d = _local_pos.vz; - } - - _global_pos.yaw = _local_pos.yaw; - - _global_pos.eph = _gps.eph_m; - _global_pos.epv = _gps.epv_m; - - _global_pos.timestamp = _local_pos.timestamp; - - /* lazily publish the global position only once available */ - if (_global_pos_pub > 0) { - /* publish the attitude setpoint */ - orb_publish(ORB_ID(vehicle_global_position), _global_pos_pub, &_global_pos); - - } else { - /* advertise and publish */ - _global_pos_pub = orb_advertise(ORB_ID(vehicle_global_position), &_global_pos); - } - } - - } - - perf_end(_loop_perf); - } - - warnx("exiting.\n"); - - _estimator_task = -1; - _exit(0); -} - -int -FixedwingEstimator::start() -{ - ASSERT(_estimator_task == -1); - - /* start the task */ - _estimator_task = task_spawn_cmd("fw_att_pos_estimator", - SCHED_DEFAULT, - SCHED_PRIORITY_MAX - 40, - 6000, - (main_t)&FixedwingEstimator::task_main_trampoline, - nullptr); - - if (_estimator_task < 0) { - warn("task start failed"); - return -errno; - } - - return OK; -} - -void -FixedwingEstimator::print_status() -{ - math::Quaternion q(_ekf->states[0], _ekf->states[1], _ekf->states[2], _ekf->states[3]); - math::Matrix<3, 3> R = q.to_dcm(); - math::Vector<3> euler = R.to_euler(); - - printf("attitude: roll: %8.4f, pitch %8.4f, yaw: %8.4f degrees\n", - (double)math::degrees(euler(0)), (double)math::degrees(euler(1)), (double)math::degrees(euler(2))); - - // State vector: - // 0-3: quaternions (q0, q1, q2, q3) - // 4-6: Velocity - m/sec (North, East, Down) - // 7-9: Position - m (North, East, Down) - // 10-12: Delta Angle bias - rad (X,Y,Z) - // 13-14: Wind Vector - m/sec (North,East) - // 15-17: Earth Magnetic Field Vector - gauss (North, East, Down) - // 18-20: Body Magnetic Field Vector - gauss (X,Y,Z) - - printf("dtIMU: %8.6f dt: %8.6f IMUmsec: %d\n", _ekf->dtIMU, dt, (int)IMUmsec); - printf("dvel: %8.6f %8.6f %8.6f accel: %8.6f %8.6f %8.6f\n", (double)_ekf->dVelIMU.x, (double)_ekf->dVelIMU.y, (double)_ekf->dVelIMU.z, (double)_ekf->accel.x, (double)_ekf->accel.y, (double)_ekf->accel.z); - printf("dang: %8.4f %8.4f %8.4f dang corr: %8.4f %8.4f %8.4f\n" , (double)_ekf->dAngIMU.x, (double)_ekf->dAngIMU.y, (double)_ekf->dAngIMU.z, (double)_ekf->correctedDelAng.x, (double)_ekf->correctedDelAng.y, (double)_ekf->correctedDelAng.z); - printf("states (quat) [1-4]: %8.4f, %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[0], (double)_ekf->states[1], (double)_ekf->states[2], (double)_ekf->states[3]); - printf("states (vel m/s) [5-7]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[4], (double)_ekf->states[5], (double)_ekf->states[6]); - printf("states (pos m) [8-10]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[7], (double)_ekf->states[8], (double)_ekf->states[9]); - printf("states (delta ang) [11-13]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[10], (double)_ekf->states[11], (double)_ekf->states[12]); - printf("states (wind) [14-15]: %8.4f, %8.4f\n", (double)_ekf->states[13], (double)_ekf->states[14]); - printf("states (earth mag) [16-18]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[15], (double)_ekf->states[16], (double)_ekf->states[17]); - printf("states (body mag) [19-21]: %8.4f, %8.4f, %8.4f\n", (double)_ekf->states[18], (double)_ekf->states[19], (double)_ekf->states[20]); - printf("states: %s %s %s %s %s %s %s %s %s %s\n", - (_ekf->statesInitialised) ? "INITIALIZED" : "NON_INIT", - (_ekf->onGround) ? "ON_GROUND" : "AIRBORNE", - (_ekf->fuseVelData) ? "FUSE_VEL" : "INH_VEL", - (_ekf->fusePosData) ? "FUSE_POS" : "INH_POS", - (_ekf->fuseHgtData) ? "FUSE_HGT" : "INH_HGT", - (_ekf->fuseMagData) ? "FUSE_MAG" : "INH_MAG", - (_ekf->fuseVtasData) ? "FUSE_VTAS" : "INH_VTAS", - (_ekf->useAirspeed) ? "USE_AIRSPD" : "IGN_AIRSPD", - (_ekf->useCompass) ? "USE_COMPASS" : "IGN_COMPASS", - (_ekf->staticMode) ? "STATIC_MODE" : "DYNAMIC_MODE"); -} - -int FixedwingEstimator::trip_nan() { - - int ret = 0; - - // If system is not armed, inject a NaN value into the filter - int armed_sub = orb_subscribe(ORB_ID(actuator_armed)); - - struct actuator_armed_s armed; - orb_copy(ORB_ID(actuator_armed), armed_sub, &armed); - - if (armed.armed) { - warnx("ACTUATORS ARMED! NOT TRIPPING SYSTEM"); - ret = 1; - } else { - - float nan_val = 0.0f / 0.0f; - - warnx("system not armed, tripping state vector with NaN values"); - _ekf->states[5] = nan_val; - usleep(100000); - - // warnx("tripping covariance #1 with NaN values"); - // KH[2][2] = nan_val; // intermediate result used for covariance updates - // usleep(100000); - - // warnx("tripping covariance #2 with NaN values"); - // KHP[5][5] = nan_val; // intermediate result used for covariance updates - // usleep(100000); - - warnx("tripping covariance #3 with NaN values"); - _ekf->P[3][3] = nan_val; // covariance matrix - usleep(100000); - - warnx("tripping Kalman gains with NaN values"); - _ekf->Kfusion[0] = nan_val; // Kalman gains - usleep(100000); - - warnx("tripping stored states[0] with NaN values"); - _ekf->storedStates[0][0] = nan_val; - usleep(100000); - - warnx("\nDONE - FILTER STATE:"); - print_status(); - } - - close(armed_sub); - return ret; -} - -int fw_att_pos_estimator_main(int argc, char *argv[]) -{ - if (argc < 1) - errx(1, "usage: fw_att_pos_estimator {start|stop|status}"); - - if (!strcmp(argv[1], "start")) { - - if (estimator::g_estimator != nullptr) - errx(1, "already running"); - - estimator::g_estimator = new FixedwingEstimator; - - if (estimator::g_estimator == nullptr) - errx(1, "alloc failed"); - - if (OK != estimator::g_estimator->start()) { - delete estimator::g_estimator; - estimator::g_estimator = nullptr; - err(1, "start failed"); - } - - exit(0); - } - - if (!strcmp(argv[1], "stop")) { - if (estimator::g_estimator == nullptr) - errx(1, "not running"); - - delete estimator::g_estimator; - estimator::g_estimator = nullptr; - exit(0); - } - - if (!strcmp(argv[1], "status")) { - if (estimator::g_estimator) { - warnx("running"); - - estimator::g_estimator->print_status(); - - exit(0); - - } else { - errx(1, "not running"); - } - } - - if (!strcmp(argv[1], "trip")) { - if (estimator::g_estimator) { - int ret = estimator::g_estimator->trip_nan(); - - exit(ret); - - } else { - errx(1, "not running"); - } - } - - warnx("unrecognized command"); - return 1; -} diff --git a/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp b/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp index 7f13df785..189a19d48 100644 --- a/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp +++ b/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: Lorenz Meier + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -89,7 +88,11 @@ #include <launchdetection/LaunchDetector.h> #include <ecl/l1/ecl_l1_pos_controller.h> #include <external_lgpl/tecs/tecs.h> +#include <drivers/drv_range_finder.h> #include "landingslope.h" +#include "mtecs/mTecs.h" + +static int _control_task = -1; /**< task handle for sensor task */ /** @@ -115,25 +118,32 @@ public: /** * Start the sensors task. * - * @return OK on success. + * @return OK on success. + */ + static int start(); + + /** + * Task status + * + * @return true if the mainloop is running */ - int start(); + bool task_running() { return _task_running; } private: int _mavlink_fd; bool _task_should_exit; /**< if true, sensor task should exit */ - int _control_task; /**< task handle for sensor task */ + bool _task_running; /**< if true, task is running in its mainloop */ int _global_pos_sub; int _pos_sp_triplet_sub; int _att_sub; /**< vehicle attitude subscription */ - int _attitude_sub; /**< raw rc channels data subscription */ int _airspeed_sub; /**< airspeed subscription */ int _control_mode_sub; /**< vehicle status subscription */ int _params_sub; /**< notification of parameter updates */ int _manual_control_sub; /**< notification of manual control updates */ int _sensor_combined_sub; /**< for body frame accelerations */ + int _range_finder_sub; /**< range finder subscription */ orb_advert_t _attitude_sp_pub; /**< attitude setpoint */ orb_advert_t _nav_capabilities_pub; /**< navigation capabilities publication */ @@ -147,23 +157,10 @@ private: struct vehicle_global_position_s _global_pos; /**< global vehicle position */ struct position_setpoint_triplet_s _pos_sp_triplet; /**< triplet of mission items */ struct sensor_combined_s _sensor_combined; /**< for body frame accelerations */ + struct range_finder_report _range_finder; /**< range finder report */ perf_counter_t _loop_perf; /**< loop performance counter */ - bool _setpoint_valid; /**< flag if the position control setpoint is valid */ - - /** manual control states */ - float _seatbelt_hold_heading; /**< heading the system should hold in seatbelt mode */ - double _loiter_hold_lat; - double _loiter_hold_lon; - float _loiter_hold_alt; - bool _loiter_hold; - - double _launch_lat; - double _launch_lon; - float _launch_alt; - bool _launch_valid; - /* land states */ /* not in non-abort mode for landing yet */ bool land_noreturn_horizontal; @@ -180,8 +177,8 @@ private: /* Landingslope object */ Landingslope landingslope; + float flare_curve_alt_rel_last; - float flare_curve_alt_last; /* heading hold */ float target_bearing; @@ -198,15 +195,21 @@ private: ECL_L1_Pos_Controller _l1_control; TECS _tecs; + fwPosctrl::mTecs _mTecs; + bool _was_pos_control_mode; struct { float l1_period; float l1_damping; float time_const; + float time_const_throt; float min_sink_rate; float max_sink_rate; float max_climb_rate; + float climbout_diff; + float heightrate_p; + float speedrate_p; float throttle_damp; float integrator_gain; float vertical_accel_limit; @@ -226,19 +229,16 @@ private: float throttle_min; float throttle_max; float throttle_cruise; + float throttle_slew_max; float throttle_land_max; - float loiter_hold_radius; - - float heightrate_p; - float speedrate_p; - float land_slope_angle; float land_H1_virt; float land_flare_alt_relative; float land_thrust_lim_alt_relative; float land_heading_hold_horizontal_distance; + float range_finder_rel_alt; } _parameters; /**< local copies of interesting parameters */ @@ -248,9 +248,13 @@ private: param_t l1_damping; param_t time_const; + param_t time_const_throt; param_t min_sink_rate; param_t max_sink_rate; param_t max_climb_rate; + param_t climbout_diff; + param_t heightrate_p; + param_t speedrate_p; param_t throttle_damp; param_t integrator_gain; param_t vertical_accel_limit; @@ -270,19 +274,16 @@ private: param_t throttle_min; param_t throttle_max; param_t throttle_cruise; + param_t throttle_slew_max; param_t throttle_land_max; - param_t loiter_hold_radius; - - param_t heightrate_p; - param_t speedrate_p; - param_t land_slope_angle; param_t land_H1_virt; param_t land_flare_alt_relative; param_t land_thrust_lim_alt_relative; param_t land_heading_hold_horizontal_distance; + param_t range_finder_rel_alt; } _parameter_handles; /**< handles for interesting parameters */ @@ -309,6 +310,12 @@ private: bool vehicle_airspeed_poll(); /** + * Check for range finder updates. + */ + bool range_finder_poll(); + + + /** * Check for position updates. */ void vehicle_attitude_poll(); @@ -329,13 +336,18 @@ private: void navigation_capabilities_publish(); /** + * Get the relative alt either from the difference between estimate and waypoint or from the laser range finder + */ + float get_relative_landingalt(float land_setpoint_alt, float current_alt, const struct range_finder_report &range_finder, float range_finder_use_relative_alt); + + /** * Control position. */ - bool control_position(const math::Vector<2> &global_pos, const math::Vector<2> &ground_speed, + bool control_position(const math::Vector<2> &global_pos, const math::Vector<3> &ground_speed, const struct position_setpoint_triplet_s &_pos_sp_triplet); float calculate_target_airspeed(float airspeed_demand); - void calculate_gndspeed_undershoot(const math::Vector<2> ¤t_position, const math::Vector<2> &ground_speed, const struct position_setpoint_triplet_s &pos_sp_triplet); + void calculate_gndspeed_undershoot(const math::Vector<2> ¤t_position, const math::Vector<2> &ground_speed_2d, const struct position_setpoint_triplet_s &pos_sp_triplet); /** * Shim for calling task_main from task_create. @@ -345,7 +357,7 @@ private: /** * Main sensor collection task. */ - void task_main() __attribute__((noreturn)); + void task_main(); /* * Reset takeoff state @@ -356,6 +368,19 @@ private: * Reset landing state */ void reset_landing_state(); + + /* + * Call TECS : a wrapper function to call one of the TECS implementations (mTECS is called only if enabled via parameter) + * XXX need to clean up/remove this function once mtecs fully replaces TECS + */ + void tecs_update_pitch_throttle(float alt_sp, float v_sp, float eas2tas, + float pitch_min_rad, float pitch_max_rad, + float throttle_min, float throttle_max, float throttle_cruise, + bool climbout_mode, float climbout_pitch_min_rad, + float altitude, + const math::Vector<3> &ground_speed, + tecs_mode mode = TECS_MODE_NORMAL); + }; namespace l1_control @@ -367,14 +392,14 @@ namespace l1_control #endif static const int ERROR = -1; -FixedwingPositionControl *g_control; +FixedwingPositionControl *g_control = nullptr; } FixedwingPositionControl::FixedwingPositionControl() : _mavlink_fd(-1), _task_should_exit(false), - _control_task(-1), + _task_running(false), /* subscriptions */ _global_pos_sub(-1), @@ -384,46 +409,53 @@ FixedwingPositionControl::FixedwingPositionControl() : _control_mode_sub(-1), _params_sub(-1), _manual_control_sub(-1), + _sensor_combined_sub(-1), + _range_finder_sub(-1), /* publications */ _attitude_sp_pub(-1), _nav_capabilities_pub(-1), +/* states */ + _att(), + _att_sp(), + _nav_capabilities(), + _manual(), + _airspeed(), + _control_mode(), + _global_pos(), + _pos_sp_triplet(), + _sensor_combined(), + _range_finder(), + /* performance counters */ _loop_perf(perf_alloc(PC_ELAPSED, "fw l1 control")), -/* states */ - _setpoint_valid(false), - _loiter_hold(false), land_noreturn_horizontal(false), land_noreturn_vertical(false), land_stayonground(false), land_motor_lim(false), land_onslope(false), launch_detected(false), - last_manual(false), usePreTakeoffThrust(false), - flare_curve_alt_last(0.0f), + last_manual(false), + landingslope(), + flare_curve_alt_rel_last(0.0f), + target_bearing(0.0f), launchDetector(), _airspeed_error(0.0f), _airspeed_valid(false), + _airspeed_last_valid(0), _groundspeed_undershoot(0.0f), _global_pos_valid(false), - _att(), - _att_sp(), - _nav_capabilities(), - _manual(), - _airspeed(), - _control_mode(), - _global_pos(), - _pos_sp_triplet(), - _sensor_combined() + _l1_control(), + _mTecs(), + _was_pos_control_mode(false) { _nav_capabilities.turn_distance = 0.0f; _parameter_handles.l1_period = param_find("FW_L1_PERIOD"); _parameter_handles.l1_damping = param_find("FW_L1_DAMPING"); - _parameter_handles.loiter_hold_radius = param_find("FW_LOITER_R"); _parameter_handles.airspeed_min = param_find("FW_AIRSPD_MIN"); _parameter_handles.airspeed_trim = param_find("FW_AIRSPD_TRIM"); @@ -434,6 +466,7 @@ FixedwingPositionControl::FixedwingPositionControl() : _parameter_handles.roll_limit = param_find("FW_R_LIM"); _parameter_handles.throttle_min = param_find("FW_THR_MIN"); _parameter_handles.throttle_max = param_find("FW_THR_MAX"); + _parameter_handles.throttle_slew_max = param_find("FW_THR_SLEW_MAX"); _parameter_handles.throttle_cruise = param_find("FW_THR_CRUISE"); _parameter_handles.throttle_land_max = param_find("FW_THR_LND_MAX"); @@ -442,11 +475,14 @@ FixedwingPositionControl::FixedwingPositionControl() : _parameter_handles.land_flare_alt_relative = param_find("FW_LND_FLALT"); _parameter_handles.land_thrust_lim_alt_relative = param_find("FW_LND_TLALT"); _parameter_handles.land_heading_hold_horizontal_distance = param_find("FW_LND_HHDIST"); + _parameter_handles.range_finder_rel_alt = param_find("FW_LND_RFRALT"); _parameter_handles.time_const = param_find("FW_T_TIME_CONST"); + _parameter_handles.time_const_throt = param_find("FW_T_THRO_CONST"); _parameter_handles.min_sink_rate = param_find("FW_T_SINK_MIN"); _parameter_handles.max_sink_rate = param_find("FW_T_SINK_MAX"); _parameter_handles.max_climb_rate = param_find("FW_T_CLMB_MAX"); + _parameter_handles.climbout_diff = param_find("FW_CLMBOUT_DIFF"); _parameter_handles.throttle_damp = param_find("FW_T_THR_DAMP"); _parameter_handles.integrator_gain = param_find("FW_T_INTEG_GAIN"); _parameter_handles.vertical_accel_limit = param_find("FW_T_VERT_ACC"); @@ -494,7 +530,6 @@ FixedwingPositionControl::parameters_update() /* L1 control parameters */ param_get(_parameter_handles.l1_damping, &(_parameters.l1_damping)); param_get(_parameter_handles.l1_period, &(_parameters.l1_period)); - param_get(_parameter_handles.loiter_hold_radius, &(_parameters.loiter_hold_radius)); param_get(_parameter_handles.airspeed_min, &(_parameters.airspeed_min)); param_get(_parameter_handles.airspeed_trim, &(_parameters.airspeed_trim)); @@ -506,10 +541,12 @@ FixedwingPositionControl::parameters_update() param_get(_parameter_handles.throttle_min, &(_parameters.throttle_min)); param_get(_parameter_handles.throttle_max, &(_parameters.throttle_max)); param_get(_parameter_handles.throttle_cruise, &(_parameters.throttle_cruise)); + param_get(_parameter_handles.throttle_slew_max, &(_parameters.throttle_slew_max)); param_get(_parameter_handles.throttle_land_max, &(_parameters.throttle_land_max)); param_get(_parameter_handles.time_const, &(_parameters.time_const)); + param_get(_parameter_handles.time_const_throt, &(_parameters.time_const_throt)); param_get(_parameter_handles.min_sink_rate, &(_parameters.min_sink_rate)); param_get(_parameter_handles.max_sink_rate, &(_parameters.max_sink_rate)); param_get(_parameter_handles.throttle_damp, &(_parameters.throttle_damp)); @@ -521,6 +558,7 @@ FixedwingPositionControl::parameters_update() param_get(_parameter_handles.speed_weight, &(_parameters.speed_weight)); param_get(_parameter_handles.pitch_damping, &(_parameters.pitch_damping)); param_get(_parameter_handles.max_climb_rate, &(_parameters.max_climb_rate)); + param_get(_parameter_handles.climbout_diff, &(_parameters.climbout_diff)); param_get(_parameter_handles.heightrate_p, &(_parameters.heightrate_p)); param_get(_parameter_handles.speedrate_p, &(_parameters.speedrate_p)); @@ -531,14 +569,18 @@ FixedwingPositionControl::parameters_update() param_get(_parameter_handles.land_thrust_lim_alt_relative, &(_parameters.land_thrust_lim_alt_relative)); param_get(_parameter_handles.land_heading_hold_horizontal_distance, &(_parameters.land_heading_hold_horizontal_distance)); + param_get(_parameter_handles.range_finder_rel_alt, &(_parameters.range_finder_rel_alt)); + _l1_control.set_l1_damping(_parameters.l1_damping); _l1_control.set_l1_period(_parameters.l1_period); _l1_control.set_l1_roll_limit(math::radians(_parameters.roll_limit)); _tecs.set_time_const(_parameters.time_const); + _tecs.set_time_const_throt(_parameters.time_const_throt); _tecs.set_min_sink_rate(_parameters.min_sink_rate); _tecs.set_max_sink_rate(_parameters.max_sink_rate); _tecs.set_throttle_damp(_parameters.throttle_damp); + _tecs.set_throttle_slewrate(_parameters.throttle_slew_max); _tecs.set_integrator_gain(_parameters.integrator_gain); _tecs.set_vertical_accel_limit(_parameters.vertical_accel_limit); _tecs.set_height_comp_filter_omega(_parameters.height_comp_filter_omega); @@ -574,6 +616,9 @@ FixedwingPositionControl::parameters_update() /* Update Launch Detector Parameters */ launchDetector.updateParams(); + /* Update the mTecs */ + _mTecs.updateParams(); + return OK; } @@ -586,17 +631,7 @@ FixedwingPositionControl::vehicle_control_mode_poll() orb_check(_control_mode_sub, &vstatus_updated); if (vstatus_updated) { - - bool was_armed = _control_mode.flag_armed; - orb_copy(ORB_ID(vehicle_control_mode), _control_mode_sub, &_control_mode); - - if (!was_armed && _control_mode.flag_armed) { - _launch_lat = _global_pos.lat; - _launch_lon = _global_pos.lon; - _launch_alt = _global_pos.alt; - _launch_valid = true; - } } } @@ -626,6 +661,20 @@ FixedwingPositionControl::vehicle_airspeed_poll() return airspeed_updated; } +bool +FixedwingPositionControl::range_finder_poll() +{ + /* check if there is a range finder measurement */ + bool range_finder_updated; + orb_check(_range_finder_sub, &range_finder_updated); + + if (range_finder_updated) { + orb_copy(ORB_ID(sensor_range_finder), _range_finder_sub, &_range_finder); + } + + return range_finder_updated; +} + void FixedwingPositionControl::vehicle_attitude_poll() { @@ -663,14 +712,23 @@ FixedwingPositionControl::vehicle_setpoint_poll() if (pos_sp_triplet_updated) { orb_copy(ORB_ID(position_setpoint_triplet), _pos_sp_triplet_sub, &_pos_sp_triplet); - _setpoint_valid = true; } } void FixedwingPositionControl::task_main_trampoline(int argc, char *argv[]) { + l1_control::g_control = new FixedwingPositionControl(); + + if (l1_control::g_control == nullptr) { + warnx("OUT OF MEM"); + return; + } + + /* only returns on exit */ l1_control::g_control->task_main(); + delete l1_control::g_control; + l1_control::g_control = nullptr; } float @@ -705,15 +763,15 @@ FixedwingPositionControl::calculate_target_airspeed(float airspeed_demand) } void -FixedwingPositionControl::calculate_gndspeed_undershoot(const math::Vector<2> ¤t_position, const math::Vector<2> &ground_speed, const struct position_setpoint_triplet_s &pos_sp_triplet) +FixedwingPositionControl::calculate_gndspeed_undershoot(const math::Vector<2> ¤t_position, const math::Vector<2> &ground_speed_2d, const struct position_setpoint_triplet_s &pos_sp_triplet) { - if (_global_pos_valid && !(pos_sp_triplet.current.type == SETPOINT_TYPE_LOITER)) { + if (pos_sp_triplet.current.valid && !(pos_sp_triplet.current.type == SETPOINT_TYPE_LOITER)) { /* rotate ground speed vector with current attitude */ math::Vector<2> yaw_vector(_R_nb(0, 0), _R_nb(1, 0)); yaw_vector.normalize(); - float ground_speed_body = yaw_vector * ground_speed; + float ground_speed_body = yaw_vector * ground_speed_2d; /* The minimum desired ground speed is the minimum airspeed projected on to the ground using the altitude and horizontal difference between the waypoints if available*/ float distance = 0.0f; @@ -754,24 +812,43 @@ void FixedwingPositionControl::navigation_capabilities_publish() } } +float FixedwingPositionControl::get_relative_landingalt(float land_setpoint_alt, float current_alt, const struct range_finder_report &range_finder, float range_finder_use_relative_alt) +{ + float rel_alt_estimated = current_alt - land_setpoint_alt; + + /* only use range finder if: + * parameter (range_finder_use_relative_alt) > 0 + * the measurement is valid + * the estimated relative altitude (from global altitude estimate and landing waypoint) <= range_finder_use_relative_alt + */ + if (range_finder_use_relative_alt < 0 || !range_finder.valid || rel_alt_estimated > range_finder_use_relative_alt ) { + return rel_alt_estimated; + } + + return range_finder.distance; + +} + bool -FixedwingPositionControl::control_position(const math::Vector<2> ¤t_position, const math::Vector<2> &ground_speed, +FixedwingPositionControl::control_position(const math::Vector<2> ¤t_position, const math::Vector<3> &ground_speed, const struct position_setpoint_triplet_s &pos_sp_triplet) { bool setpoint = true; - calculate_gndspeed_undershoot(current_position, ground_speed, pos_sp_triplet); + math::Vector<2> ground_speed_2d = {ground_speed(0), ground_speed(1)}; + calculate_gndspeed_undershoot(current_position, ground_speed_2d, pos_sp_triplet); float eas2tas = 1.0f; // XXX calculate actual number based on current measurements - // XXX re-visit - float baro_altitude = _global_pos.alt; - /* filter speed and altitude for controller */ math::Vector<3> accel_body(_sensor_combined.accelerometer_m_s2); math::Vector<3> accel_earth = _R_nb * accel_body; - _tecs.update_50hz(baro_altitude, _airspeed.indicated_airspeed_m_s, _R_nb, accel_body, accel_earth); + if (!_mTecs.getEnabled()) { + _tecs.update_50hz(_global_pos.alt /* XXX might switch to alt err here */, _airspeed.indicated_airspeed_m_s, _R_nb, accel_body, accel_earth); + } + + /* define altitude error */ float altitude_error = _pos_sp_triplet.current.alt - _global_pos.alt; /* no throttle limit as default */ @@ -781,7 +858,17 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi // XXX this should only execute if auto AND safety off (actuators active), // else integrators should be constantly reset. - if (_control_mode.flag_control_position_enabled) { + if (pos_sp_triplet.current.valid) { + + if (!_was_pos_control_mode) { + /* reset integrators */ + if (_mTecs.getEnabled()) { + _mTecs.resetIntegrators(); + _mTecs.resetDerivatives(_airspeed.true_airspeed_m_s); + } + } + + _was_pos_control_mode = true; /* get circle mode */ bool was_circle_mode = _l1_control.circle_mode(); @@ -795,6 +882,10 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi /* current waypoint (the one currently heading for) */ math::Vector<2> curr_wp((float)pos_sp_triplet.current.lat, (float)pos_sp_triplet.current.lon); + /* Initialize attitude controller integrator reset flags to 0 */ + _att_sp.roll_reset_integral = false; + _att_sp.pitch_reset_integral = false; + _att_sp.yaw_reset_integral = false; /* previous waypoint */ math::Vector<2> prev_wp; @@ -813,31 +904,29 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi } - if (pos_sp_triplet.current.type == SETPOINT_TYPE_NORMAL) { + if (pos_sp_triplet.current.type == SETPOINT_TYPE_POSITION) { /* waypoint is a plain navigation waypoint */ - _l1_control.navigate_waypoints(prev_wp, curr_wp, current_position, ground_speed); + _l1_control.navigate_waypoints(prev_wp, curr_wp, current_position, ground_speed_2d); _att_sp.roll_body = _l1_control.nav_roll(); _att_sp.yaw_body = _l1_control.nav_bearing(); - _tecs.update_pitch_throttle(_R_nb, _att.pitch, _global_pos.alt, _pos_sp_triplet.current.alt, calculate_target_airspeed(_parameters.airspeed_trim), - _airspeed.indicated_airspeed_m_s, eas2tas, - false, math::radians(_parameters.pitch_limit_min), - _parameters.throttle_min, _parameters.throttle_max, _parameters.throttle_cruise, - math::radians(_parameters.pitch_limit_min), math::radians(_parameters.pitch_limit_max)); + tecs_update_pitch_throttle(_pos_sp_triplet.current.alt, calculate_target_airspeed(_parameters.airspeed_trim), eas2tas, + math::radians(_parameters.pitch_limit_min), math::radians(_parameters.pitch_limit_max), + _parameters.throttle_min, _parameters.throttle_max, _parameters.throttle_cruise, + false, math::radians(_parameters.pitch_limit_min), _global_pos.alt, ground_speed); } else if (pos_sp_triplet.current.type == SETPOINT_TYPE_LOITER) { /* waypoint is a loiter waypoint */ _l1_control.navigate_loiter(curr_wp, current_position, pos_sp_triplet.current.loiter_radius, - pos_sp_triplet.current.loiter_direction, ground_speed); + pos_sp_triplet.current.loiter_direction, ground_speed_2d); _att_sp.roll_body = _l1_control.nav_roll(); _att_sp.yaw_body = _l1_control.nav_bearing(); - _tecs.update_pitch_throttle(_R_nb, _att.pitch, _global_pos.alt, _pos_sp_triplet.current.alt, calculate_target_airspeed(_parameters.airspeed_trim), - _airspeed.indicated_airspeed_m_s, eas2tas, - false, math::radians(_parameters.pitch_limit_min), - _parameters.throttle_min, _parameters.throttle_max, _parameters.throttle_cruise, - math::radians(_parameters.pitch_limit_min), math::radians(_parameters.pitch_limit_max)); + tecs_update_pitch_throttle(_pos_sp_triplet.current.alt, calculate_target_airspeed(_parameters.airspeed_trim), eas2tas, + math::radians(_parameters.pitch_limit_min), math::radians(_parameters.pitch_limit_max), + _parameters.throttle_min, _parameters.throttle_max, _parameters.throttle_cruise, + false, math::radians(_parameters.pitch_limit_min), _global_pos.alt, ground_speed); } else if (pos_sp_triplet.current.type == SETPOINT_TYPE_LAND) { @@ -862,7 +951,7 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi // warnx("NORET: %d, target_bearing: %d, yaw: %d", (int)land_noreturn_horizontal, (int)math::degrees(target_bearing), (int)math::degrees(_att.yaw)); - _l1_control.navigate_heading(target_bearing, _att.yaw, ground_speed); + _l1_control.navigate_heading(target_bearing, _att.yaw, ground_speed_2d); /* limit roll motion to prevent wings from touching the ground first */ _att_sp.roll_body = math::constrain(_att_sp.roll_body, math::radians(-10.0f), math::radians(10.0f)); @@ -872,7 +961,7 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi } else { /* normal navigation */ - _l1_control.navigate_waypoints(prev_wp, curr_wp, current_position, ground_speed); + _l1_control.navigate_waypoints(prev_wp, curr_wp, current_position, ground_speed_2d); } _att_sp.roll_body = _l1_control.nav_roll(); @@ -895,13 +984,14 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi float airspeed_approach = 1.3f * _parameters.airspeed_min; /* Calculate distance (to landing waypoint) and altitude of last ordinary waypoint L */ - float L_wp_distance = get_distance_to_next_waypoint(prev_wp(0), prev_wp(1), curr_wp(0), curr_wp(1)); - float L_altitude = landingslope.getLandingSlopeAbsoluteAltitude(L_wp_distance, _pos_sp_triplet.current.alt); + float L_altitude_rel = _pos_sp_triplet.previous.valid ? _pos_sp_triplet.previous.alt - _pos_sp_triplet.current.alt : 0.0f; float bearing_airplane_currwp = get_bearing_to_next_waypoint(current_position(0), current_position(1), curr_wp(0), curr_wp(1)); - float landing_slope_alt_desired = landingslope.getLandingSlopeAbsoluteAltitudeSave(wp_distance, bearing_lastwp_currwp, bearing_airplane_currwp, _pos_sp_triplet.current.alt); + float landing_slope_alt_rel_desired = landingslope.getLandingSlopeRelativeAltitudeSave(wp_distance, bearing_lastwp_currwp, bearing_airplane_currwp); - if ( (_global_pos.alt < _pos_sp_triplet.current.alt + landingslope.flare_relative_alt()) || land_noreturn_vertical) { //checking for land_noreturn to avoid unwanted climb out + float relative_alt = get_relative_landingalt(_pos_sp_triplet.current.alt, _global_pos.alt, _range_finder, _parameters.range_finder_rel_alt); + + if ( (relative_alt < landingslope.flare_relative_alt()) || land_noreturn_vertical) { //checking for land_noreturn to avoid unwanted climb out /* land with minimal speed */ @@ -911,7 +1001,7 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi /* kill the throttle if param requests it */ throttle_max = _parameters.throttle_max; - if (_global_pos.alt < _pos_sp_triplet.current.alt + landingslope.motor_lim_relative_alt() || land_motor_lim) { + if (relative_alt < landingslope.motor_lim_relative_alt() || land_motor_lim) { throttle_max = math::min(throttle_max, _parameters.throttle_land_max); if (!land_motor_lim) { land_motor_lim = true; @@ -920,20 +1010,22 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi } - float flare_curve_alt = landingslope.getFlareCurveAltitudeSave(wp_distance, bearing_lastwp_currwp, bearing_airplane_currwp, _pos_sp_triplet.current.alt); + float flare_curve_alt_rel = landingslope.getFlareCurveRelativeAltitudeSave(wp_distance, bearing_lastwp_currwp, bearing_airplane_currwp); /* avoid climbout */ - if ((flare_curve_alt_last < flare_curve_alt && land_noreturn_vertical) || land_stayonground) + if ((flare_curve_alt_rel_last < flare_curve_alt_rel && land_noreturn_vertical) || land_stayonground) { - flare_curve_alt = pos_sp_triplet.current.alt; + flare_curve_alt_rel = 0.0f; // stay on ground land_stayonground = true; } - _tecs.update_pitch_throttle(_R_nb, _att.pitch, _global_pos.alt, flare_curve_alt, calculate_target_airspeed(airspeed_land), - _airspeed.indicated_airspeed_m_s, eas2tas, - false, flare_pitch_angle_rad, - 0.0f, throttle_max, throttle_land, - flare_pitch_angle_rad, math::radians(15.0f)); + tecs_update_pitch_throttle(_pos_sp_triplet.current.alt + flare_curve_alt_rel, + calculate_target_airspeed(airspeed_land), eas2tas, + flare_pitch_angle_rad, math::radians(15.0f), + 0.0f, throttle_max, throttle_land, + false, flare_pitch_angle_rad, + _pos_sp_triplet.current.alt + relative_alt, ground_speed, + land_motor_lim ? TECS_MODE_LAND_THROTTLELIM : TECS_MODE_LAND); if (!land_noreturn_vertical) { mavlink_log_info(_mavlink_fd, "#audio: Landing, flaring"); @@ -941,46 +1033,62 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi } //warnx("Landing: flare, _global_pos.alt %.1f, flare_curve_alt %.1f, flare_curve_alt_last %.1f, flare_length %.1f, wp_distance %.1f", _global_pos.alt, flare_curve_alt, flare_curve_alt_last, flare_length, wp_distance); - flare_curve_alt_last = flare_curve_alt; + flare_curve_alt_rel_last = flare_curve_alt_rel; } else { /* intersect glide slope: * minimize speed to approach speed - * if current position is higher or within 10m of slope follow the glide slope - * if current position is below slope -10m continue on maximum of previous wp altitude or L_altitude until the intersection with the slope + * if current position is higher than the slope follow the glide slope (sink to the + * glide slope) + * also if the system captures the slope it should stay + * on the slope (bool land_onslope) + * if current position is below the slope continue at previous wp altitude + * until the intersection with slope * */ - float altitude_desired = _global_pos.alt; - if (_global_pos.alt > landing_slope_alt_desired - 10.0f) { + float altitude_desired_rel = relative_alt; + if (relative_alt > landing_slope_alt_rel_desired || land_onslope) { /* stay on slope */ - altitude_desired = landing_slope_alt_desired; + altitude_desired_rel = landing_slope_alt_rel_desired; if (!land_onslope) { mavlink_log_info(_mavlink_fd, "#audio: Landing, on slope"); land_onslope = true; } } else { /* continue horizontally */ - altitude_desired = math::max(_global_pos.alt, L_altitude); + altitude_desired_rel = _pos_sp_triplet.previous.valid ? L_altitude_rel : relative_alt; } - _tecs.update_pitch_throttle(_R_nb, _att.pitch, _global_pos.alt, altitude_desired, calculate_target_airspeed(airspeed_approach), - _airspeed.indicated_airspeed_m_s, eas2tas, - false, math::radians(_parameters.pitch_limit_min), - _parameters.throttle_min, _parameters.throttle_max, _parameters.throttle_cruise, - math::radians(_parameters.pitch_limit_min), math::radians(_parameters.pitch_limit_max)); + tecs_update_pitch_throttle(_pos_sp_triplet.current.alt + altitude_desired_rel, + calculate_target_airspeed(airspeed_approach), eas2tas, + math::radians(_parameters.pitch_limit_min), + math::radians(_parameters.pitch_limit_max), + _parameters.throttle_min, + _parameters.throttle_max, + _parameters.throttle_cruise, + false, + math::radians(_parameters.pitch_limit_min), + _pos_sp_triplet.current.alt + relative_alt, + ground_speed); } } else if (pos_sp_triplet.current.type == SETPOINT_TYPE_TAKEOFF) { /* Perform launch detection */ -// warnx("Launch detection running"); if(!launch_detected) { //do not do further checks once a launch was detected if (launchDetector.launchDetectionEnabled()) { static hrt_abstime last_sent = 0; if(hrt_absolute_time() - last_sent > 4e6) { -// warnx("Launch detection running"); mavlink_log_info(_mavlink_fd, "#audio: Launchdetection running"); last_sent = hrt_absolute_time(); } + + /* Tell the attitude controller to stop integrating while we are waiting + * for the launch */ + _att_sp.roll_reset_integral = true; + _att_sp.pitch_reset_integral = true; + _att_sp.yaw_reset_integral = true; + + /* Detect launch */ launchDetector.update(_sensor_combined.accelerometer_m_s2[0]); if (launchDetector.getLaunchDetected()) { launch_detected = true; @@ -993,7 +1101,7 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi } } - _l1_control.navigate_waypoints(prev_wp, curr_wp, current_position, ground_speed); + _l1_control.navigate_waypoints(prev_wp, curr_wp, current_position, ground_speed_2d); _att_sp.roll_body = _l1_control.nav_roll(); _att_sp.yaw_body = _l1_control.nav_bearing(); @@ -1001,25 +1109,39 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi usePreTakeoffThrust = false; /* apply minimum pitch and limit roll if target altitude is not within 10 meters */ - if (altitude_error > 15.0f) { + if (_parameters.climbout_diff > 0.001f && altitude_error > _parameters.climbout_diff) { /* enforce a minimum of 10 degrees pitch up on takeoff, or take parameter */ - _tecs.update_pitch_throttle(_R_nb, _att.pitch, _global_pos.alt, _pos_sp_triplet.current.alt, calculate_target_airspeed(1.3f * _parameters.airspeed_min), - _airspeed.indicated_airspeed_m_s, eas2tas, - true, math::max(math::radians(pos_sp_triplet.current.pitch_min), math::radians(10.0f)), - _parameters.throttle_min, _parameters.throttle_max, _parameters.throttle_cruise, - math::radians(_parameters.pitch_limit_min), math::radians(_parameters.pitch_limit_max)); + tecs_update_pitch_throttle(_pos_sp_triplet.current.alt, + calculate_target_airspeed(1.3f * _parameters.airspeed_min), + eas2tas, + math::radians(_parameters.pitch_limit_min), + math::radians(_parameters.pitch_limit_max), + _parameters.throttle_min, _parameters.throttle_max, + _parameters.throttle_cruise, + true, + math::max(math::radians(pos_sp_triplet.current.pitch_min), + math::radians(10.0f)), + _global_pos.alt, + ground_speed, + TECS_MODE_TAKEOFF); /* limit roll motion to ensure enough lift */ _att_sp.roll_body = math::constrain(_att_sp.roll_body, math::radians(-15.0f), math::radians(15.0f)); } else { - - _tecs.update_pitch_throttle(_R_nb, _att.pitch, _global_pos.alt, _pos_sp_triplet.current.alt, calculate_target_airspeed(_parameters.airspeed_trim), - _airspeed.indicated_airspeed_m_s, eas2tas, - false, math::radians(_parameters.pitch_limit_min), - _parameters.throttle_min, _parameters.throttle_max, _parameters.throttle_cruise, - math::radians(_parameters.pitch_limit_min), math::radians(_parameters.pitch_limit_max)); + tecs_update_pitch_throttle(_pos_sp_triplet.current.alt, + calculate_target_airspeed(_parameters.airspeed_trim), + eas2tas, + math::radians(_parameters.pitch_limit_min), + math::radians(_parameters.pitch_limit_max), + _parameters.throttle_min, + _parameters.throttle_max, + _parameters.throttle_cruise, + false, + math::radians(_parameters.pitch_limit_min), + _global_pos.alt, + ground_speed); } } else { @@ -1027,15 +1149,6 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi } } - // warnx("nav bearing: %8.4f bearing err: %8.4f target bearing: %8.4f", (double)_l1_control.nav_bearing(), - // (double)_l1_control.bearing_error(), (double)_l1_control.target_bearing()); - // warnx("prev wp: %8.4f/%8.4f, next wp: %8.4f/%8.4f prev:%s", (double)prev_wp(0), (double)prev_wp(1), - // (double)next_wp(0), (double)next_wp(1), (pos_sp_triplet.previous_valid) ? "valid" : "invalid"); - - // XXX at this point we always want no loiter hold if a - // mission is active - _loiter_hold = false; - /* reset landing state */ if (pos_sp_triplet.current.type != SETPOINT_TYPE_LAND) { reset_landing_state(); @@ -1051,91 +1164,10 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi _att_sp.roll_reset_integral = true; } - } else if (0/* easy mode enabled */) { - - /** EASY FLIGHT **/ - - if (0/* switched from another mode to easy */) { - _seatbelt_hold_heading = _att.yaw; - } - - if (0/* easy on and manual control yaw non-zero */) { - _seatbelt_hold_heading = _att.yaw + _manual.yaw; - } - - //XXX not used - - /* climb out control */ -// bool climb_out = false; -// -// /* user wants to climb out */ -// if (_manual.pitch > 0.3f && _manual.throttle > 0.8f) { -// climb_out = true; -// } - - /* if in seatbelt mode, set airspeed based on manual control */ - - // XXX check if ground speed undershoot should be applied here - float seatbelt_airspeed = _parameters.airspeed_min + - (_parameters.airspeed_max - _parameters.airspeed_min) * - _manual.throttle; - - _l1_control.navigate_heading(_seatbelt_hold_heading, _att.yaw, ground_speed); - _att_sp.roll_body = _l1_control.nav_roll(); - _att_sp.yaw_body = _l1_control.nav_bearing(); - _tecs.update_pitch_throttle(_R_nb, _att.pitch, _global_pos.alt, _global_pos.alt + _manual.pitch * 2.0f, - seatbelt_airspeed, - _airspeed.indicated_airspeed_m_s, eas2tas, - false, _parameters.pitch_limit_min, - _parameters.throttle_min, _parameters.throttle_max, _parameters.throttle_cruise, - _parameters.pitch_limit_min, _parameters.pitch_limit_max); - - } else if (0/* seatbelt mode enabled */) { - - /** SEATBELT FLIGHT **/ - - if (0/* switched from another mode to seatbelt */) { - _seatbelt_hold_heading = _att.yaw; - } - - if (0/* seatbelt on and manual control yaw non-zero */) { - _seatbelt_hold_heading = _att.yaw + _manual.yaw; - } - - /* if in seatbelt mode, set airspeed based on manual control */ - - // XXX check if ground speed undershoot should be applied here - float seatbelt_airspeed = _parameters.airspeed_min + - (_parameters.airspeed_max - _parameters.airspeed_min) * - _manual.throttle; - - /* user switched off throttle */ - if (_manual.throttle < 0.1f) { - throttle_max = 0.0f; - /* switch to pure pitch based altitude control, give up speed */ - _tecs.set_speed_weight(0.0f); - } - - /* climb out control */ - bool climb_out = false; - - /* user wants to climb out */ - if (_manual.pitch > 0.3f && _manual.throttle > 0.8f) { - climb_out = true; - } - - _l1_control.navigate_heading(_seatbelt_hold_heading, _att.yaw, ground_speed); - _att_sp.roll_body = _manual.roll; - _att_sp.yaw_body = _manual.yaw; - _tecs.update_pitch_throttle(_R_nb, _att.pitch, _global_pos.alt, _global_pos.alt + _manual.pitch * 2.0f, - seatbelt_airspeed, - _airspeed.indicated_airspeed_m_s, eas2tas, - climb_out, _parameters.pitch_limit_min, - _parameters.throttle_min, _parameters.throttle_max, _parameters.throttle_cruise, - _parameters.pitch_limit_min, _parameters.pitch_limit_max); - } else { + _was_pos_control_mode = false; + /** MANUAL FLIGHT **/ /* no flight mode applies, do not publish an attitude setpoint */ @@ -1152,9 +1184,9 @@ FixedwingPositionControl::control_position(const math::Vector<2> ¤t_positi _att_sp.thrust = launchDetector.getThrottlePreTakeoff(); } else { - _att_sp.thrust = math::min(_tecs.get_throttle_demand(), throttle_max); + _att_sp.thrust = math::min(_mTecs.getEnabled() ? _mTecs.getThrottleSetpoint() : _tecs.get_throttle_demand(), throttle_max); } - _att_sp.pitch_body = _tecs.get_pitch_demand(); + _att_sp.pitch_body = _mTecs.getEnabled() ? _mTecs.getPitchSetpoint() : _tecs.get_pitch_demand(); if (_control_mode.flag_control_position_enabled) { last_manual = false; @@ -1170,10 +1202,6 @@ void FixedwingPositionControl::task_main() { - /* inform about start */ - warnx("Initializing.."); - fflush(stdout); - /* * do subscriptions */ @@ -1185,6 +1213,7 @@ FixedwingPositionControl::task_main() _airspeed_sub = orb_subscribe(ORB_ID(airspeed)); _params_sub = orb_subscribe(ORB_ID(parameter_update)); _manual_control_sub = orb_subscribe(ORB_ID(manual_control_setpoint)); + _range_finder_sub = orb_subscribe(ORB_ID(sensor_range_finder)); /* rate limit vehicle status updates to 5Hz */ orb_set_interval(_control_mode_sub, 200); @@ -1207,6 +1236,8 @@ FixedwingPositionControl::task_main() fds[1].fd = _global_pos_sub; fds[1].events = POLLIN; + _task_running = true; + while (!_task_should_exit) { /* wait for up to 500ms for data */ @@ -1246,14 +1277,6 @@ FixedwingPositionControl::task_main() _mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); } - static uint64_t last_run = 0; - float deltaT = (hrt_absolute_time() - last_run) / 1000000.0f; - last_run = hrt_absolute_time(); - - /* guard against too large deltaT's */ - if (deltaT > 1.0f) - deltaT = 0.01f; - /* load local copies */ orb_copy(ORB_ID(vehicle_global_position), _global_pos_sub, &_global_pos); @@ -1264,9 +1287,10 @@ FixedwingPositionControl::task_main() vehicle_setpoint_poll(); vehicle_sensor_combined_poll(); vehicle_airspeed_poll(); + range_finder_poll(); // vehicle_baro_poll(); - math::Vector<2> ground_speed(_global_pos.vel_n, _global_pos.vel_e); + math::Vector<3> ground_speed(_global_pos.vel_n, _global_pos.vel_e, _global_pos.vel_d); math::Vector<2> current_position((float)_global_pos.lat, (float)_global_pos.lon); /* @@ -1306,6 +1330,8 @@ FixedwingPositionControl::task_main() perf_end(_loop_perf); } + _task_running = false; + warnx("exiting.\n"); _control_task = -1; @@ -1328,6 +1354,39 @@ void FixedwingPositionControl::reset_landing_state() land_onslope = false; } +void FixedwingPositionControl::tecs_update_pitch_throttle(float alt_sp, float v_sp, float eas2tas, + float pitch_min_rad, float pitch_max_rad, + float throttle_min, float throttle_max, float throttle_cruise, + bool climbout_mode, float climbout_pitch_min_rad, + float altitude, + const math::Vector<3> &ground_speed, + tecs_mode mode) +{ + if (_mTecs.getEnabled()) { + /* Using mtecs library: prepare arguments for mtecs call */ + float flightPathAngle = 0.0f; + float ground_speed_length = ground_speed.length(); + if (ground_speed_length > FLT_EPSILON) { + flightPathAngle = -asinf(ground_speed(2)/ground_speed_length); + } + fwPosctrl::LimitOverride limitOverride; + if (climbout_mode) { + limitOverride.enablePitchMinOverride(M_RAD_TO_DEG_F * climbout_pitch_min_rad); + } else { + limitOverride.disablePitchMinOverride(); + } + _mTecs.updateAltitudeSpeed(flightPathAngle, altitude, alt_sp, _airspeed.true_airspeed_m_s, v_sp, mode, + limitOverride); + } else { + /* Using tecs library */ + _tecs.update_pitch_throttle(_R_nb, _att.pitch, altitude, alt_sp, v_sp, + _airspeed.indicated_airspeed_m_s, eas2tas, + climbout_mode, climbout_pitch_min_rad, + throttle_min, throttle_max, throttle_cruise, + pitch_min_rad, pitch_max_rad); + } +} + int FixedwingPositionControl::start() { @@ -1337,7 +1396,7 @@ FixedwingPositionControl::start() _control_task = task_spawn_cmd("fw_pos_control_l1", SCHED_DEFAULT, SCHED_PRIORITY_MAX - 5, - 4048, + 2000, (main_t)&FixedwingPositionControl::task_main_trampoline, nullptr); @@ -1359,17 +1418,18 @@ int fw_pos_control_l1_main(int argc, char *argv[]) if (l1_control::g_control != nullptr) errx(1, "already running"); - l1_control::g_control = new FixedwingPositionControl; - - if (l1_control::g_control == nullptr) - errx(1, "alloc failed"); - - if (OK != l1_control::g_control->start()) { - delete l1_control::g_control; - l1_control::g_control = nullptr; + if (OK != FixedwingPositionControl::start()) { err(1, "start failed"); } + /* avoid memory fragmentation by not exiting start handler until the task has fully started */ + while (l1_control::g_control == nullptr || !l1_control::g_control->task_running()) { + usleep(50000); + printf("."); + fflush(stdout); + } + printf("\n"); + exit(0); } diff --git a/src/modules/fw_pos_control_l1/fw_pos_control_l1_params.c b/src/modules/fw_pos_control_l1/fw_pos_control_l1_params.c index 37f06dbe5..41c374407 100644 --- a/src/modules/fw_pos_control_l1/fw_pos_control_l1_params.c +++ b/src/modules/fw_pos_control_l1/fw_pos_control_l1_params.c @@ -72,26 +72,26 @@ PARAM_DEFINE_FLOAT(FW_L1_PERIOD, 25.0f); PARAM_DEFINE_FLOAT(FW_L1_DAMPING, 0.75f); /** - * Default Loiter Radius + * Cruise throttle * - * This radius is used when no other loiter radius is set. + * This is the throttle setting required to achieve the desired cruise speed. Most airframes have a value of 0.5-0.7. * - * @min 10.0 - * @max 100.0 + * @min 0.0 + * @max 1.0 * @group L1 Control */ -PARAM_DEFINE_FLOAT(FW_LOITER_R, 50.0f); +PARAM_DEFINE_FLOAT(FW_THR_CRUISE, 0.7f); /** - * Cruise throttle + * Throttle max slew rate * - * This is the throttle setting required to achieve the desired cruise speed. Most airframes have a value of 0.5-0.7. + * Maximum slew rate for the commanded throttle * * @min 0.0 * @max 1.0 * @group L1 Control */ -PARAM_DEFINE_FLOAT(FW_THR_CRUISE, 0.7f); +PARAM_DEFINE_FLOAT(FW_THR_SLEW_MAX, 0.0f); /** * Negative pitch limit @@ -166,6 +166,18 @@ PARAM_DEFINE_FLOAT(FW_THR_MIN, 0.0f); PARAM_DEFINE_FLOAT(FW_THR_LND_MAX, 1.0f); /** + * Climbout Altitude difference + * + * If the altitude error exceeds this parameter, the system will climb out + * with maximum throttle and minimum airspeed until it is closer than this + * distance to the desired altitude. Mostly used for takeoff waypoints / modes. + * Set to zero to disable climbout mode (not recommended). + * + * @group L1 Control + */ +PARAM_DEFINE_FLOAT(FW_CLMBOUT_DIFF, 25.0f); + +/** * Maximum climb rate * * This is the best climb rate that the aircraft can achieve with @@ -192,7 +204,7 @@ PARAM_DEFINE_FLOAT(FW_T_CLMB_MAX, 5.0f); * set to THR_MIN and flown at the same airspeed as used * to measure FW_T_CLMB_MAX. * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_SINK_MIN, 2.0f); @@ -205,7 +217,7 @@ PARAM_DEFINE_FLOAT(FW_T_SINK_MIN, 2.0f); * exceeding the lower pitch angle limit and without over-speeding * the aircraft. * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_SINK_MAX, 5.0f); @@ -216,17 +228,28 @@ PARAM_DEFINE_FLOAT(FW_T_SINK_MAX, 5.0f); * Smaller values make it faster to respond, larger values make it slower * to respond. * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_TIME_CONST, 5.0f); /** + * TECS Throttle time constant + * + * This is the time constant of the TECS throttle control algorithm (in seconds). + * Smaller values make it faster to respond, larger values make it slower + * to respond. + * + * @group Fixed Wing TECS + */ +PARAM_DEFINE_FLOAT(FW_T_THRO_CONST, 8.0f); + +/** * Throttle damping factor * * This is the damping gain for the throttle demand loop. * Increase to add damping to correct for oscillations in speed and height. * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_THR_DAMP, 0.5f); @@ -238,7 +261,7 @@ PARAM_DEFINE_FLOAT(FW_T_THR_DAMP, 0.5f); * and height offsets are trimmed out, but reduces damping and * increases overshoot. * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_INTEG_GAIN, 0.1f); @@ -251,7 +274,7 @@ PARAM_DEFINE_FLOAT(FW_T_INTEG_GAIN, 0.1f); * allows for reasonably aggressive pitch changes if required to recover * from under-speed conditions. * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_VERT_ACC, 7.0f); @@ -264,7 +287,7 @@ PARAM_DEFINE_FLOAT(FW_T_VERT_ACC, 7.0f); * the solution more towards use of the barometer, whilst reducing it weights * the solution more towards use of the accelerometer data. * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_HGT_OMEGA, 3.0f); @@ -277,7 +300,7 @@ PARAM_DEFINE_FLOAT(FW_T_HGT_OMEGA, 3.0f); * more towards use of the arispeed sensor, whilst reducing it weights the * solution more towards use of the accelerometer data. * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_SPD_OMEGA, 2.0f); @@ -293,7 +316,7 @@ PARAM_DEFINE_FLOAT(FW_T_SPD_OMEGA, 2.0f); * aircraft (eg powered sailplanes) can use a lower value, whereas * inefficient low aspect-ratio models (eg delta wings) can use a higher value. * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_RLL2THR, 10.0f); @@ -311,7 +334,7 @@ PARAM_DEFINE_FLOAT(FW_T_RLL2THR, 10.0f); * Note to Glider Pilots - set this parameter to 2.0 (The glider will * adjust its pitch angle to maintain airspeed, ignoring changes in height). * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_SPDWEIGHT, 1.0f); @@ -323,21 +346,21 @@ PARAM_DEFINE_FLOAT(FW_T_SPDWEIGHT, 1.0f); * will work well provided the pitch to servo controller has been tuned * properly. * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_PTCH_DAMP, 0.0f); /** * Height rate P factor * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_HRATE_P, 0.05f); /** * Speed rate P factor * - * @group L1 Control + * @group Fixed Wing TECS */ PARAM_DEFINE_FLOAT(FW_T_SRATE_P, 0.05f); @@ -375,3 +398,14 @@ PARAM_DEFINE_FLOAT(FW_LND_TLALT, 5.0f); * @group L1 Control */ PARAM_DEFINE_FLOAT(FW_LND_HHDIST, 15.0f); + +/** + * Relative altitude threshold for range finder measurements for use during landing + * + * range finder measurements will only be used if the estimated relative altitude (gobal_pos.alt - landing_waypoint.alt) is < FW_LND_RFRALT + * set to < 0 to disable + * the correct value of this parameter depends on your range measuring device as well as on the terrain at the landing location + * + * @group L1 Control + */ +PARAM_DEFINE_FLOAT(FW_LND_RFRALT, -1.0f); diff --git a/src/modules/fw_pos_control_l1/landingslope.cpp b/src/modules/fw_pos_control_l1/landingslope.cpp index e5f7023ae..42e00da05 100644 --- a/src/modules/fw_pos_control_l1/landingslope.cpp +++ b/src/modules/fw_pos_control_l1/landingslope.cpp @@ -46,16 +46,16 @@ #include <unistd.h> #include <mathlib/mathlib.h> -void Landingslope::update(float landing_slope_angle_rad, - float flare_relative_alt, - float motor_lim_relative_alt, - float H1_virt) +void Landingslope::update(float landing_slope_angle_rad_new, + float flare_relative_alt_new, + float motor_lim_relative_alt_new, + float H1_virt_new) { - _landing_slope_angle_rad = landing_slope_angle_rad; - _flare_relative_alt = flare_relative_alt; - _motor_lim_relative_alt = motor_lim_relative_alt; - _H1_virt = H1_virt; + _landing_slope_angle_rad = landing_slope_angle_rad_new; + _flare_relative_alt = flare_relative_alt_new; + _motor_lim_relative_alt = motor_lim_relative_alt_new; + _H1_virt = H1_virt_new; calculateSlopeValues(); } @@ -69,26 +69,46 @@ void Landingslope::calculateSlopeValues() _horizontal_slope_displacement = (_flare_length - _d1); } -float Landingslope::getLandingSlopeAbsoluteAltitude(float wp_distance, float wp_altitude) +float Landingslope::getLandingSlopeRelativeAltitude(float wp_landing_distance) { - return Landingslope::getLandingSlopeAbsoluteAltitude(wp_distance, wp_altitude, _horizontal_slope_displacement, _landing_slope_angle_rad); + return Landingslope::getLandingSlopeRelativeAltitude(wp_landing_distance, _horizontal_slope_displacement, _landing_slope_angle_rad); } -float Landingslope::getLandingSlopeAbsoluteAltitudeSave(float wp_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp, float wp_altitude) +float Landingslope::getLandingSlopeRelativeAltitudeSave(float wp_landing_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp) { /* If airplane is in front of waypoint return slope altitude, else return waypoint altitude */ if (fabsf(bearing_airplane_currwp - bearing_lastwp_currwp) < math::radians(90.0f)) - return getLandingSlopeAbsoluteAltitude(wp_distance, wp_altitude); + return getLandingSlopeRelativeAltitude(wp_landing_distance); + else + return 0.0f; +} + +float Landingslope::getLandingSlopeAbsoluteAltitude(float wp_landing_distance, float wp_altitude) +{ + return Landingslope::getLandingSlopeAbsoluteAltitude(wp_landing_distance, wp_altitude, _horizontal_slope_displacement, _landing_slope_angle_rad); +} + +float Landingslope::getLandingSlopeAbsoluteAltitudeSave(float wp_landing_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp, float wp_altitude) +{ + /* If airplane is in front of waypoint return slope altitude, else return waypoint altitude */ + if (fabsf(bearing_airplane_currwp - bearing_lastwp_currwp) < math::radians(90.0f)) + return getLandingSlopeAbsoluteAltitude(wp_landing_distance, wp_altitude); else return wp_altitude; } -float Landingslope::getFlareCurveAltitudeSave(float wp_landing_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp, float wp_landing_altitude) +float Landingslope::getFlareCurveRelativeAltitudeSave(float wp_landing_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp) { /* If airplane is in front of waypoint return flare curve altitude, else return waypoint altitude */ if (fabsf(bearing_airplane_currwp - bearing_lastwp_currwp) < math::radians(90.0f)) - return wp_landing_altitude + _H0 * expf(-math::max(0.0f, _flare_length - wp_landing_distance)/_flare_constant) - _H1_virt; + return _H0 * expf(-math::max(0.0f, _flare_length - wp_landing_distance)/_flare_constant) - _H1_virt; else - return wp_landing_altitude; + return 0.0f; +} + +float Landingslope::getFlareCurveAbsoluteAltitudeSave(float wp_landing_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp, float wp_landing_altitude) +{ + + return wp_landing_altitude + getFlareCurveRelativeAltitudeSave(wp_landing_distance, bearing_lastwp_currwp, bearing_airplane_currwp); } diff --git a/src/modules/fw_pos_control_l1/landingslope.h b/src/modules/fw_pos_control_l1/landingslope.h index 76d65a55f..a5975ad43 100644 --- a/src/modules/fw_pos_control_l1/landingslope.h +++ b/src/modules/fw_pos_control_l1/landingslope.h @@ -63,11 +63,26 @@ public: Landingslope() {} ~Landingslope() {} + + /** + * + * @return relative altitude of point on landing slope at distance to landing waypoint=wp_landing_distance + */ + float getLandingSlopeRelativeAltitude(float wp_landing_distance); + + /** + * + * @return relative altitude of point on landing slope at distance to landing waypoint=wp_landing_distance + * Performs check if aircraft is in front of waypoint to avoid climbout + */ + float getLandingSlopeRelativeAltitudeSave(float wp_landing_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp); + + /** * * @return Absolute altitude of point on landing slope at distance to landing waypoint=wp_landing_distance */ - float getLandingSlopeAbsoluteAltitude(float wp_distance, float wp_altitude); + float getLandingSlopeAbsoluteAltitude(float wp_landing_distance, float wp_altitude); /** * @@ -78,11 +93,20 @@ public: /** * + * @return Relative altitude of point on landing slope at distance to landing waypoint=wp_landing_distance + */ + __EXPORT static float getLandingSlopeRelativeAltitude(float wp_landing_distance, float horizontal_slope_displacement, float landing_slope_angle_rad) + { + return (wp_landing_distance - horizontal_slope_displacement) * tanf(landing_slope_angle_rad); //flare_relative_alt is negative + } + + /** + * * @return Absolute altitude of point on landing slope at distance to landing waypoint=wp_landing_distance */ __EXPORT static float getLandingSlopeAbsoluteAltitude(float wp_landing_distance, float wp_landing_altitude, float horizontal_slope_displacement, float landing_slope_angle_rad) { - return (wp_landing_distance - horizontal_slope_displacement) * tanf(landing_slope_angle_rad) + wp_landing_altitude; //flare_relative_alt is negative + return getLandingSlopeRelativeAltitude(wp_landing_distance, horizontal_slope_displacement, landing_slope_angle_rad) + wp_landing_altitude; } /** @@ -95,13 +119,14 @@ public: } + float getFlareCurveRelativeAltitudeSave(float wp_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp); - float getFlareCurveAltitudeSave(float wp_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp, float wp_altitude); + float getFlareCurveAbsoluteAltitudeSave(float wp_distance, float bearing_lastwp_currwp, float bearing_airplane_currwp, float wp_altitude); - void update(float landing_slope_angle_rad, - float flare_relative_alt, - float motor_lim_relative_alt, - float H1_virt); + void update(float landing_slope_angle_rad_new, + float flare_relative_alt_new, + float motor_lim_relative_alt_new, + float H1_virt_new); inline float landing_slope_angle_rad() {return _landing_slope_angle_rad;} diff --git a/src/modules/fw_pos_control_l1/module.mk b/src/modules/fw_pos_control_l1/module.mk index cf419ec7e..15b575b50 100644 --- a/src/modules/fw_pos_control_l1/module.mk +++ b/src/modules/fw_pos_control_l1/module.mk @@ -1,6 +1,6 @@ ############################################################################ # -# Copyright (c) 2013 PX4 Development Team. All rights reserved. +# Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions @@ -39,4 +39,9 @@ MODULE_COMMAND = fw_pos_control_l1 SRCS = fw_pos_control_l1_main.cpp \ fw_pos_control_l1_params.c \ - landingslope.cpp + landingslope.cpp \ + mtecs/mTecs.cpp \ + mtecs/limitoverride.cpp \ + mtecs/mTecs_params.c + +MODULE_STACKSIZE = 1200 diff --git a/src/modules/fw_pos_control_l1/mtecs/limitoverride.cpp b/src/modules/fw_pos_control_l1/mtecs/limitoverride.cpp new file mode 100644 index 000000000..58795edb6 --- /dev/null +++ b/src/modules/fw_pos_control_l1/mtecs/limitoverride.cpp @@ -0,0 +1,71 @@ +/**************************************************************************** + * + * Copyright (c) 2013 PX4 Development Team. All rights reserved. + * Author: @author Thomas Gubler <thomasgubler@gmail.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + + +/** + * @file limitoverride.cpp + * + * @author Thomas Gubler <thomasgubler@gmail.com> + */ + +#include "limitoverride.h" + +namespace fwPosctrl { + +bool LimitOverride::applyOverride(BlockOutputLimiter &outputLimiterThrottle, + BlockOutputLimiter &outputLimiterPitch) +{ + bool ret = false; + + if (overrideThrottleMinEnabled) { + outputLimiterThrottle.setMin(overrideThrottleMin); + ret = true; + } + if (overrideThrottleMaxEnabled) { + outputLimiterThrottle.setMax(overrideThrottleMax); + ret = true; + } + if (overridePitchMinEnabled) { + outputLimiterPitch.setMin(overridePitchMin); + ret = true; + } + if (overridePitchMaxEnabled) { + outputLimiterPitch.setMax(overridePitchMax); + ret = true; + } + + return ret; +} + +} /* namespace fwPosctrl */ diff --git a/src/modules/fw_pos_control_l1/mtecs/limitoverride.h b/src/modules/fw_pos_control_l1/mtecs/limitoverride.h new file mode 100644 index 000000000..64c2e7bbd --- /dev/null +++ b/src/modules/fw_pos_control_l1/mtecs/limitoverride.h @@ -0,0 +1,107 @@ +/**************************************************************************** + * + * Copyright (c) 2013 PX4 Development Team. All rights reserved. + * Author: @author Thomas Gubler <thomasgubler@gmail.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + + +/** + * @file limitoverride.h + * + * @author Thomas Gubler <thomasgubler@gmail.com> + */ + + +#ifndef LIMITOVERRIDE_H_ +#define LIMITOVERRIDE_H_ + +#include "mTecs_blocks.h" + +namespace fwPosctrl +{ + +/* A small class which provides helper functions to override control output limits which are usually set by +* parameters in special cases +*/ +class LimitOverride +{ +public: + LimitOverride() : + overrideThrottleMinEnabled(false), + overrideThrottleMaxEnabled(false), + overridePitchMinEnabled(false), + overridePitchMaxEnabled(false) + {}; + + ~LimitOverride() {}; + + /* + * Override the limits of the outputlimiter instances given by the arguments with the limits saved in + * this class (if enabled) + * @return true if the limit was applied + */ + bool applyOverride(BlockOutputLimiter &outputLimiterThrottle, + BlockOutputLimiter &outputLimiterPitch); + + /* Functions to enable or disable the override */ + void enableThrottleMinOverride(float value) { enable(&overrideThrottleMinEnabled, + &overrideThrottleMin, value); } + void disableThrottleMinOverride() { disable(&overrideThrottleMinEnabled); } + void enableThrottleMaxOverride(float value) { enable(&overrideThrottleMaxEnabled, + &overrideThrottleMax, value); } + void disableThrottleMaxOverride() { disable(&overrideThrottleMaxEnabled); } + void enablePitchMinOverride(float value) { enable(&overridePitchMinEnabled, + &overridePitchMin, value); } + void disablePitchMinOverride() { disable(&overridePitchMinEnabled); } + void enablePitchMaxOverride(float value) { enable(&overridePitchMaxEnabled, + &overridePitchMax, value); } + void disablePitchMaxOverride() { disable(&overridePitchMaxEnabled); } + +protected: + bool overrideThrottleMinEnabled; + float overrideThrottleMin; + bool overrideThrottleMaxEnabled; + float overrideThrottleMax; + bool overridePitchMinEnabled; + float overridePitchMin; //in degrees (replaces param values) + bool overridePitchMaxEnabled; + float overridePitchMax; //in degrees (replaces param values) + + /* Enable a specific limit override */ + void enable(bool *flag, float *limit, float value) { *flag = true; *limit = value; }; + + /* Disable a specific limit override */ + void disable(bool *flag) { *flag = false; }; +}; + +} /* namespace fwPosctrl */ + +#endif /* LIMITOVERRIDE_H_ */ diff --git a/src/modules/fw_pos_control_l1/mtecs/mTecs.cpp b/src/modules/fw_pos_control_l1/mtecs/mTecs.cpp new file mode 100644 index 000000000..749f57a2b --- /dev/null +++ b/src/modules/fw_pos_control_l1/mtecs/mTecs.cpp @@ -0,0 +1,319 @@ +/**************************************************************************** + * + * Copyright (c) 2013 PX4 Development Team. All rights reserved. + * Author: @author Thomas Gubler <thomasgubler@gmail.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + + +/** + * @file mTecs.cpp + * + * @author Thomas Gubler <thomasgubler@gmail.com> + */ + +#include "mTecs.h" + +#include <lib/geo/geo.h> +#include <stdio.h> + +namespace fwPosctrl { + +mTecs::mTecs() : + SuperBlock(NULL, "MT"), + /* Parameters */ + _mTecsEnabled(this, "ENABLED"), + _airspeedMin(this, "FW_AIRSPD_MIN", false), + /* Publications */ + _status(&getPublications(), ORB_ID(tecs_status)), + /* control blocks */ + _controlTotalEnergy(this, "THR"), + _controlEnergyDistribution(this, "PIT", true), + _controlAltitude(this, "FPA", true), + _controlAirSpeed(this, "ACC"), + _flightPathAngleLowpass(this, "FPA_LP"), + _altitudeLowpass(this, "ALT_LP"), + _airspeedLowpass(this, "A_LP"), + _airspeedDerivative(this, "AD"), + _throttleSp(0.0f), + _pitchSp(0.0f), + _BlockOutputLimiterTakeoffThrottle(this, "TKF_THR"), + _BlockOutputLimiterTakeoffPitch(this, "TKF_PIT", true), + _BlockOutputLimiterUnderspeedThrottle(this, "USP_THR"), + _BlockOutputLimiterUnderspeedPitch(this, "USP_PIT", true), + _BlockOutputLimiterLandThrottle(this, "LND_THR"), + _BlockOutputLimiterLandPitch(this, "LND_PIT", true), + timestampLastIteration(hrt_absolute_time()), + _firstIterationAfterReset(true), + _dtCalculated(false), + _counter(0), + _debug(false) +{ +} + +mTecs::~mTecs() +{ +} + +int mTecs::updateAltitudeSpeed(float flightPathAngle, float altitude, float altitudeSp, float airspeed, + float airspeedSp, tecs_mode mode, LimitOverride limitOverride) +{ + /* check if all input arguments are numbers and abort if not so */ + if (!isfinite(flightPathAngle) || !isfinite(altitude) || + !isfinite(altitudeSp) || !isfinite(airspeed) || !isfinite(airspeedSp) || !isfinite(mode)) { + return -1; + } + + /* time measurement */ + updateTimeMeasurement(); + + /* Filter altitude */ + float altitudeFiltered = _altitudeLowpass.update(altitude); + + + /* calculate flight path angle setpoint from altitude setpoint */ + float flightPathAngleSp = _controlAltitude.update(altitudeSp - altitudeFiltered); + + /* Debug output */ + if (_counter % 10 == 0) { + debug("***"); + debug("updateAltitudeSpeed: altitudeSp %.4f, altitude %.4f, altitude filtered %.4f, flightPathAngleSp %.4f", (double)altitudeSp, (double)altitude, (double)altitudeFiltered, (double)flightPathAngleSp); + } + + /* Write part of the status message */ + _status.altitudeSp = altitudeSp; + _status.altitude = altitude; + _status.altitudeFiltered = altitudeFiltered; + + + /* use flightpath angle setpoint for total energy control */ + return updateFlightPathAngleSpeed(flightPathAngle, flightPathAngleSp, airspeed, + airspeedSp, mode, limitOverride); +} + +int mTecs::updateFlightPathAngleSpeed(float flightPathAngle, float flightPathAngleSp, float airspeed, + float airspeedSp, tecs_mode mode, LimitOverride limitOverride) +{ + /* check if all input arguments are numbers and abort if not so */ + if (!isfinite(flightPathAngle) || !isfinite(flightPathAngleSp) || + !isfinite(airspeed) || !isfinite(airspeedSp) || !isfinite(mode)) { + return -1; + } + + /* time measurement */ + updateTimeMeasurement(); + + /* Filter airspeed */ + float airspeedFiltered = _airspeedLowpass.update(airspeed); + + /* calculate longitudinal acceleration setpoint from airspeed setpoint*/ + float accelerationLongitudinalSp = _controlAirSpeed.update(airspeedSp - airspeedFiltered); + + /* Debug output */ + if (_counter % 10 == 0) { + debug("updateFlightPathAngleSpeed airspeedSp %.4f, airspeed %.4f airspeedFiltered %.4f," + "accelerationLongitudinalSp%.4f", + (double)airspeedSp, (double)airspeed, + (double)airspeedFiltered, (double)accelerationLongitudinalSp); + } + + /* Write part of the status message */ + _status.airspeedSp = airspeedSp; + _status.airspeed = airspeed; + _status.airspeedFiltered = airspeedFiltered; + + + /* use longitudinal acceleration setpoint for total energy control */ + return updateFlightPathAngleAcceleration(flightPathAngle, flightPathAngleSp, airspeedFiltered, + accelerationLongitudinalSp, mode, limitOverride); +} + +int mTecs::updateFlightPathAngleAcceleration(float flightPathAngle, float flightPathAngleSp, float airspeedFiltered, + float accelerationLongitudinalSp, tecs_mode mode, LimitOverride limitOverride) +{ + /* check if all input arguments are numbers and abort if not so */ + if (!isfinite(flightPathAngle) || !isfinite(flightPathAngleSp) || + !isfinite(airspeedFiltered) || !isfinite(accelerationLongitudinalSp) || !isfinite(mode)) { + return -1; + } + /* time measurement */ + updateTimeMeasurement(); + + /* update parameters first */ + updateParams(); + + /* Filter flightpathangle */ + float flightPathAngleFiltered = _flightPathAngleLowpass.update(flightPathAngle); + + /* calculate values (energies) */ + float flightPathAngleError = flightPathAngleSp - flightPathAngleFiltered; + float airspeedDerivative = 0.0f; + if(_airspeedDerivative.getDt() > 0.0f) { + airspeedDerivative = _airspeedDerivative.update(airspeedFiltered); + } + float airspeedDerivativeNorm = airspeedDerivative / CONSTANTS_ONE_G; + float airspeedDerivativeSp = accelerationLongitudinalSp; + float airspeedDerivativeNormSp = airspeedDerivativeSp / CONSTANTS_ONE_G; + float airspeedDerivativeNormError = airspeedDerivativeNormSp - airspeedDerivativeNorm; + + float totalEnergyRate = flightPathAngleFiltered + airspeedDerivativeNorm; + float totalEnergyRateError = flightPathAngleError + airspeedDerivativeNormError; + float totalEnergyRateSp = flightPathAngleSp + airspeedDerivativeNormSp; + float totalEnergyRateError2 = totalEnergyRateSp - totalEnergyRate; + + float energyDistributionRate = flightPathAngleFiltered - airspeedDerivativeNorm; + float energyDistributionRateError = flightPathAngleError - airspeedDerivativeNormError; + float energyDistributionRateSp = flightPathAngleSp - airspeedDerivativeNormSp; + float energyDistributionRateError2 = energyDistributionRateSp - energyDistributionRate; + + /* Debug output */ + if (_counter % 10 == 0) { + debug("totalEnergyRateSp %.2f, totalEnergyRate %.2f, totalEnergyRateError %.2f totalEnergyRateError2 %.2f airspeedDerivativeNorm %.4f", + (double)totalEnergyRateSp, (double)totalEnergyRate, (double)totalEnergyRateError, (double)totalEnergyRateError2, (double)airspeedDerivativeNorm); + debug("energyDistributionRateSp %.2f, energyDistributionRate %.2f, energyDistributionRateError %.2f energyDistributionRateError2 %.2f", + (double)energyDistributionRateSp, (double)energyDistributionRate, (double)energyDistributionRateError, (double)energyDistributionRateError2); + } + + /* Check airspeed: if below safe value switch to underspeed mode (if not in land or takeoff mode) */ + if (mode != TECS_MODE_LAND && mode != TECS_MODE_TAKEOFF && airspeedFiltered < _airspeedMin.get()) { + mode = TECS_MODE_UNDERSPEED; + } + + /* Set special ouput limiters if we are not in TECS_MODE_NORMAL */ + BlockOutputLimiter *outputLimiterThrottle = &_controlTotalEnergy.getOutputLimiter(); + BlockOutputLimiter *outputLimiterPitch = &_controlEnergyDistribution.getOutputLimiter(); + if (mode == TECS_MODE_TAKEOFF) { + outputLimiterThrottle = &_BlockOutputLimiterTakeoffThrottle; + outputLimiterPitch = &_BlockOutputLimiterTakeoffPitch; + } else if (mode == TECS_MODE_LAND) { + // only limit pitch but do not limit throttle + outputLimiterPitch = &_BlockOutputLimiterLandPitch; + } else if (mode == TECS_MODE_LAND_THROTTLELIM) { + outputLimiterThrottle = &_BlockOutputLimiterLandThrottle; + outputLimiterPitch = &_BlockOutputLimiterLandPitch; + } else if (mode == TECS_MODE_UNDERSPEED) { + outputLimiterThrottle = &_BlockOutputLimiterUnderspeedThrottle; + outputLimiterPitch = &_BlockOutputLimiterUnderspeedPitch; + } + + /* Apply overrride given by the limitOverride argument (this is used for limits which are not given by + * parameters such as pitch limits with takeoff waypoints or throttle limits when the launchdetector + * is running) */ + limitOverride.applyOverride(*outputLimiterThrottle, *outputLimiterPitch); + + /* Write part of the status message */ + _status.flightPathAngleSp = flightPathAngleSp; + _status.flightPathAngle = flightPathAngle; + _status.flightPathAngleFiltered = flightPathAngleFiltered; + _status.airspeedDerivativeSp = airspeedDerivativeSp; + _status.airspeedDerivative = airspeedDerivative; + _status.totalEnergyRateSp = totalEnergyRateSp; + _status.totalEnergyRate = totalEnergyRate; + _status.energyDistributionRateSp = energyDistributionRateSp; + _status.energyDistributionRate = energyDistributionRate; + _status.mode = mode; + + /** update control blocks **/ + /* update total energy rate control block */ + _throttleSp = _controlTotalEnergy.update(totalEnergyRateSp, totalEnergyRateError, outputLimiterThrottle); + + /* update energy distribution rate control block */ + _pitchSp = _controlEnergyDistribution.update(energyDistributionRateSp, energyDistributionRateError, outputLimiterPitch); + + + if (_counter % 10 == 0) { + debug("_throttleSp %.1f, _pitchSp %.1f, flightPathAngleSp %.1f, flightPathAngle %.1f accelerationLongitudinalSp %.1f, airspeedDerivative %.1f", + (double)_throttleSp, (double)_pitchSp, + (double)flightPathAngleSp, (double)flightPathAngle, + (double)accelerationLongitudinalSp, (double)airspeedDerivative); + } + + /* publish status messge */ + _status.update(); + + /* clean up */ + _firstIterationAfterReset = false; + _dtCalculated = false; + + _counter++; + + return 0; +} + +void mTecs::resetIntegrators() +{ + _controlTotalEnergy.getIntegral().setY(0.0f); + _controlEnergyDistribution.getIntegral().setY(0.0f); + timestampLastIteration = hrt_absolute_time(); + _firstIterationAfterReset = true; +} + +void mTecs::resetDerivatives(float airspeed) +{ + _airspeedDerivative.setU(airspeed); +} + + +void mTecs::updateTimeMeasurement() +{ + if (!_dtCalculated) { + float deltaTSeconds = 0.0f; + if (!_firstIterationAfterReset) { + hrt_abstime timestampNow = hrt_absolute_time(); + deltaTSeconds = (float)(timestampNow - timestampLastIteration) * 1e-6f; + timestampLastIteration = timestampNow; + } + setDt(deltaTSeconds); + + _dtCalculated = true; + } +} + +void mTecs::debug_print(const char *fmt, va_list args) +{ + fprintf(stderr, "%s: ", "[mtecs]"); + vfprintf(stderr, fmt, args); + + fprintf(stderr, "\n"); +} + +void mTecs::debug(const char *fmt, ...) { + + if (!_debug) { + return; + } + + va_list args; + + va_start(args, fmt); + debug_print(fmt, args); +} + +} /* namespace fwPosctrl */ diff --git a/src/modules/fw_pos_control_l1/mtecs/mTecs.h b/src/modules/fw_pos_control_l1/mtecs/mTecs.h new file mode 100644 index 000000000..ae6867d38 --- /dev/null +++ b/src/modules/fw_pos_control_l1/mtecs/mTecs.h @@ -0,0 +1,156 @@ +/**************************************************************************** + * + * Copyright (c) 2013 PX4 Development Team. All rights reserved. + * Author: @author Thomas Gubler <thomasgubler@gmail.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + + +/** + * @file mTecs.h + * + * @author Thomas Gubler <thomasgubler@gmail.com> + */ + + +#ifndef MTECS_H_ +#define MTECS_H_ + +#include "mTecs_blocks.h" +#include "limitoverride.h" + +#include <controllib/block/BlockParam.hpp> +#include <drivers/drv_hrt.h> +#include <uORB/Publication.hpp> +#include <uORB/topics/tecs_status.h> + +namespace fwPosctrl +{ + +/* Main class of the mTecs */ +class mTecs : public control::SuperBlock +{ +public: + mTecs(); + virtual ~mTecs(); + + /* + * Control in altitude setpoint and speed mode + */ + int updateAltitudeSpeed(float flightPathAngle, float altitude, float altitudeSp, float airspeed, + float airspeedSp, tecs_mode mode, LimitOverride limitOverride); + + /* + * Control in flightPathAngle setpoint (flollow a slope etc.) and speed mode + */ + int updateFlightPathAngleSpeed(float flightPathAngle, float flightPathAngleSp, float airspeed, + float airspeedSp, tecs_mode mode, LimitOverride limitOverride); + + /* + * Control in flightPathAngle setpoint (flollow a slope etc.) and acceleration mode (base case) + */ + int updateFlightPathAngleAcceleration(float flightPathAngle, float flightPathAngleSp, float airspeedFiltered, + float accelerationLongitudinalSp, tecs_mode mode, LimitOverride limitOverride); + + /* + * Reset all integrators + */ + void resetIntegrators(); + + /* + * Reset all derivative calculations + */ + void resetDerivatives(float airspeed); + + /* Accessors */ + bool getEnabled() { return _mTecsEnabled.get() > 0; } + float getThrottleSetpoint() { return _throttleSp; } + float getPitchSetpoint() { return _pitchSp; } + float airspeedLowpassUpdate(float input) { return _airspeedLowpass.update(input); } + +protected: + /* parameters */ + control::BlockParamInt _mTecsEnabled; /**< 1 if mTecs is enabled */ + control::BlockParamFloat _airspeedMin; /**< minimal airspeed */ + + /* Publications */ + uORB::Publication<tecs_status_s> _status; /**< publish internal values for logging */ + + /* control blocks */ + BlockFFPILimitedCustom _controlTotalEnergy; /**< FFPI controller for total energy control: output + is throttle */ + BlockFFPILimitedCustom _controlEnergyDistribution; /**< FFPI controller for energy distribution control: + output is pitch */ + BlockPDLimited _controlAltitude; /**< PD controller for altitude: output is the flight + path angle setpoint */ + BlockPDLimited _controlAirSpeed; /**< PD controller for airspeed: output is acceleration + setpoint */ + + /* Other calculation Blocks */ + control::BlockLowPass _flightPathAngleLowpass; /**< low pass filter for the flight path angle */ + control::BlockLowPass _altitudeLowpass; /**< low pass filter for altitude */ + control::BlockLowPass _airspeedLowpass; /**< low pass filter for airspeed */ + control::BlockDerivative _airspeedDerivative; /**< airspeed derivative calulation */ + + /* Output setpoints */ + float _throttleSp; /**< Throttle Setpoint from 0 to 1 */ + float _pitchSp; /**< Pitch Setpoint from -pi to pi */ + + /* Output Limits in special modes */ + BlockOutputLimiter _BlockOutputLimiterTakeoffThrottle; /**< Throttle Limits during takeoff */ + BlockOutputLimiter _BlockOutputLimiterTakeoffPitch; /**< Pitch Limit during takeoff */ + BlockOutputLimiter _BlockOutputLimiterUnderspeedThrottle; /**< Throttle Limits when underspeed is detected */ + BlockOutputLimiter _BlockOutputLimiterUnderspeedPitch; /**< Pitch Limit when underspeed is detected */ + BlockOutputLimiter _BlockOutputLimiterLandThrottle; /**< Throttle Limits during landing (only in + last phase)*/ + BlockOutputLimiter _BlockOutputLimiterLandPitch; /**< Pitch Limit during landing */ + + /* Time measurements */ + hrt_abstime timestampLastIteration; /**< Saves the result of hrt_absolute_time() of the last iteration */ + + bool _firstIterationAfterReset; /**< True during the first iteration after a reset */ + bool _dtCalculated; /**< True if dt has been calculated in this iteration */ + + int _counter; + bool _debug; ///< Set true to enable debug output + + + static void debug_print(const char *fmt, va_list args); + void debug(const char *fmt, ...); + + /* + * Measure and update the time step dt if this was not already done in the current iteration + */ + void updateTimeMeasurement(); +}; + +} /* namespace fwPosctrl */ + +#endif /* MTECS_H_ */ diff --git a/src/modules/fw_pos_control_l1/mtecs/mTecs_blocks.h b/src/modules/fw_pos_control_l1/mtecs/mTecs_blocks.h new file mode 100644 index 000000000..bb2065472 --- /dev/null +++ b/src/modules/fw_pos_control_l1/mtecs/mTecs_blocks.h @@ -0,0 +1,220 @@ +/**************************************************************************** + * + * Copyright (c) 2013 PX4 Development Team. All rights reserved. + * Author: @author Thomas Gubler <thomasgubler@gmail.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + + +/** + * @file mTecs_blocks.h + * + * Custom blocks for the mTecs + * + * @author Thomas Gubler <thomasgubler@gmail.com> + */ + +#pragma once + +#include <controllib/blocks.hpp> +#include <systemlib/err.h> + +namespace fwPosctrl +{ + +using namespace control; + +/* An block which can be used to limit the output */ +class BlockOutputLimiter: public SuperBlock +{ +public: +// methods + BlockOutputLimiter(SuperBlock *parent, const char *name, bool fAngularLimit = false) : + SuperBlock(parent, name), + _isAngularLimit(fAngularLimit), + _min(this, "MIN"), + _max(this, "MAX") + {}; + virtual ~BlockOutputLimiter() {}; + /* + * Imposes the limits given by _min and _max on value + * + * @param value is changed to be on the interval _min to _max + * @param difference if the value is changed this corresponds to the change of value * (-1) + * otherwise unchanged + * @return: true if the limit is applied, false otherwise + */ + bool limit(float& value, float& difference) { + float minimum = getIsAngularLimit() ? getMin() * M_DEG_TO_RAD_F : getMin(); + float maximum = getIsAngularLimit() ? getMax() * M_DEG_TO_RAD_F : getMax(); + if (value < minimum) { + difference = value - minimum; + value = minimum; + return true; + } else if (value > maximum) { + difference = value - maximum; + value = maximum; + return true; + } + return false; + } +//accessor: + bool getIsAngularLimit() {return _isAngularLimit ;} + float getMin() { return _min.get(); } + float getMax() { return _max.get(); } + void setMin(float value) { _min.set(value); } + void setMax(float value) { _max.set(value); } +protected: +//attributes + bool _isAngularLimit; + control::BlockParamFloat _min; + control::BlockParamFloat _max; +}; + + +/* A combination of feed forward, P and I gain using the output limiter*/ +class BlockFFPILimited: public SuperBlock +{ +public: +// methods + BlockFFPILimited(SuperBlock *parent, const char *name, bool isAngularLimit = false) : + SuperBlock(parent, name), + _outputLimiter(this, "", isAngularLimit), + _integral(this, "I"), + _kFF(this, "FF"), + _kP(this, "P"), + _kI(this, "I"), + _offset(this, "OFF") + {}; + virtual ~BlockFFPILimited() {}; + float update(float inputValue, float inputError) { return calcLimitedOutput(inputValue, inputError, _outputLimiter); } +// accessors + BlockIntegral &getIntegral() { return _integral; } + float getKFF() { return _kFF.get(); } + float getKP() { return _kP.get(); } + float getKI() { return _kI.get(); } + float getOffset() { return _offset.get(); } + BlockOutputLimiter &getOutputLimiter() { return _outputLimiter; }; +protected: + BlockOutputLimiter _outputLimiter; + + float calcUnlimitedOutput(float inputValue, float inputError) {return getOffset() + getKFF() * inputValue + getKP() * inputError + getKI() * getIntegral().update(inputError);} + float calcLimitedOutput(float inputValue, float inputError, BlockOutputLimiter &outputLimiter) { + float difference = 0.0f; + float integralYPrevious = _integral.getY(); + float output = calcUnlimitedOutput(inputValue, inputError); + if(outputLimiter.limit(output, difference) && + (((difference < 0) && (getKI() * getIntegral().getY() < 0)) || + ((difference > 0) && (getKI() * getIntegral().getY() > 0)))) { + getIntegral().setY(integralYPrevious); + } + return output; + } +private: + BlockIntegral _integral; + BlockParamFloat _kFF; + BlockParamFloat _kP; + BlockParamFloat _kI; + BlockParamFloat _offset; +}; + +/* A combination of feed forward, P and I gain using the output limiter with the option to provide a special output limiter (for example for takeoff)*/ +class BlockFFPILimitedCustom: public BlockFFPILimited +{ +public: +// methods + BlockFFPILimitedCustom(SuperBlock *parent, const char *name, bool isAngularLimit = false) : + BlockFFPILimited(parent, name, isAngularLimit) + {}; + virtual ~BlockFFPILimitedCustom() {}; + float update(float inputValue, float inputError, BlockOutputLimiter *outputLimiter = NULL) { + return calcLimitedOutput(inputValue, inputError, outputLimiter == NULL ? _outputLimiter : *outputLimiter); + } +}; + +/* A combination of P gain and output limiter */ +class BlockPLimited: public SuperBlock +{ +public: +// methods + BlockPLimited(SuperBlock *parent, const char *name, bool isAngularLimit = false) : + SuperBlock(parent, name), + _kP(this, "P"), + _outputLimiter(this, "", isAngularLimit) + {}; + virtual ~BlockPLimited() {}; + float update(float input) { + float difference = 0.0f; + float output = getKP() * input; + getOutputLimiter().limit(output, difference); + return output; + } +// accessors + BlockOutputLimiter &getOutputLimiter() { return _outputLimiter; }; + float getKP() { return _kP.get(); } +private: + control::BlockParamFloat _kP; + BlockOutputLimiter _outputLimiter; +}; + +/* A combination of P, D gains and output limiter */ +class BlockPDLimited: public SuperBlock +{ +public: +// methods + BlockPDLimited(SuperBlock *parent, const char *name, bool isAngularLimit = false) : + SuperBlock(parent, name), + _kP(this, "P"), + _kD(this, "D"), + _derivative(this, "D"), + _outputLimiter(this, "", isAngularLimit) + {}; + virtual ~BlockPDLimited() {}; + float update(float input) { + float difference = 0.0f; + float output = getKP() * input + (getDerivative().getDt() > 0.0f ? getKD() * getDerivative().update(input) : 0.0f); + getOutputLimiter().limit(output, difference); + + return output; + } +// accessors + float getKP() { return _kP.get(); } + float getKD() { return _kD.get(); } + BlockDerivative &getDerivative() { return _derivative; } + BlockOutputLimiter &getOutputLimiter() { return _outputLimiter; }; +private: + control::BlockParamFloat _kP; + control::BlockParamFloat _kD; + BlockDerivative _derivative; + BlockOutputLimiter _outputLimiter; +}; + +} + diff --git a/src/modules/fw_pos_control_l1/mtecs/mTecs_params.c b/src/modules/fw_pos_control_l1/mtecs/mTecs_params.c new file mode 100644 index 000000000..58a1e9f6b --- /dev/null +++ b/src/modules/fw_pos_control_l1/mtecs/mTecs_params.c @@ -0,0 +1,426 @@ +/**************************************************************************** + * + * Copyright (c) 2013 PX4 Development Team. All rights reserved. + * Author: @author Thomas Gubler <thomasgubler@gmail.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + + +/** + * @file mTecs_params.c + * + * @author Thomas Gubler <thomasgubler@gmail.com> + */ + +#include <nuttx/config.h> +#include <systemlib/param/param.h> + +/* + * Controller parameters, accessible via MAVLink + */ + +/** + * mTECS enabled + * + * Set to 1 to enable mTECS + * + * @min 0 + * @max 1 + * @group mTECS + */ +PARAM_DEFINE_INT32(MT_ENABLED, 0); + +/** + * Total Energy Rate Control Feedforward + * Maps the total energy rate setpoint to the throttle setpoint + * + * @min 0.0 + * @max 10.0 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_THR_FF, 0.7f); + +/** + * Total Energy Rate Control P + * Maps the total energy rate error to the throttle setpoint + * + * @min 0.0 + * @max 10.0 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_THR_P, 0.1f); + +/** + * Total Energy Rate Control I + * Maps the integrated total energy rate to the throttle setpoint + * + * @min 0.0 + * @max 10.0 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_THR_I, 0.25f); + +/** + * Total Energy Rate Control Offset (Cruise throttle sp) + * + * @min 0.0 + * @max 10.0 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_THR_OFF, 0.7f); + +/** + * Energy Distribution Rate Control Feedforward + * Maps the energy distribution rate setpoint to the pitch setpoint + * + * @min 0.0 + * @max 10.0 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_PIT_FF, 0.4f); + +/** + * Energy Distribution Rate Control P + * Maps the energy distribution rate error to the pitch setpoint + * + * @min 0.0 + * @max 10.0 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_PIT_P, 0.03f); + +/** + * Energy Distribution Rate Control I + * Maps the integrated energy distribution rate error to the pitch setpoint + * + * @min 0.0 + * @max 10.0 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_PIT_I, 0.03f); + + +/** + * Total Energy Distribution Offset (Cruise pitch sp) + * + * @min 0.0 + * @max 10.0 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_PIT_OFF, 0.0f); + +/** + * Minimal Throttle Setpoint + * + * @min 0.0 + * @max 1.0 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_THR_MIN, 0.0f); + +/** + * Maximal Throttle Setpoint + * + * @min 0.0 + * @max 1.0 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_THR_MAX, 1.0f); + +/** + * Minimal Pitch Setpoint in Degrees + * + * @min -90.0f + * @max 90.0f + * @unit deg + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_PIT_MIN, -45.0f); + +/** + * Maximal Pitch Setpoint in Degrees + * + * @min -90.0f + * @max 90.0f + * @unit deg + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_PIT_MAX, 20.0f); + +/** + * Lowpass (cutoff freq.) for altitude + * + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_ALT_LP, 1.0f); + +/** + * Lowpass (cutoff freq.) for the flight path angle + * + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_FPA_LP, 1.0f); + +/** + * P gain for the altitude control + * Maps the altitude error to the flight path angle setpoint + * + * @min 0.0f + * @max 10.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_FPA_P, 0.3f); + +/** + * D gain for the altitude control + * Maps the change of altitude error to the flight path angle setpoint + * + * @min 0.0f + * @max 10.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_FPA_D, 0.0f); + +/** + * Lowpass for FPA error derivative calculation (see MT_FPA_D) + * + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_FPA_D_LP, 1.0f); + + +/** + * Minimal flight path angle setpoint + * + * @min -90.0f + * @max 90.0f + * @unit deg + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_FPA_MIN, -20.0f); + +/** + * Maximal flight path angle setpoint + * + * @min -90.0f + * @max 90.0f + * @unit deg + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_FPA_MAX, 30.0f); + +/** + * Lowpass (cutoff freq.) for airspeed + * + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_A_LP, 0.5f); + +/** + * Airspeed derivative calculation lowpass + * + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_AD_LP, 0.5f); + +/** + * P gain for the airspeed control + * Maps the airspeed error to the acceleration setpoint + * + * @min 0.0f + * @max 10.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_ACC_P, 0.3f); + +/** + * D gain for the airspeed control + * Maps the change of airspeed error to the acceleration setpoint + * + * @min 0.0f + * @max 10.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_ACC_D, 0.0f); + +/** + * Lowpass for ACC error derivative calculation (see MT_ACC_D) + * + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_ACC_D_LP, 0.5f); + +/** + * Minimal acceleration (air) + * + * @unit m/s^2 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_ACC_MIN, -40.0f); + +/** + * Maximal acceleration (air) + * +* @unit m/s^2 + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_ACC_MAX, 40.0f); + +/** + * Minimal throttle during takeoff + * + * @min 0.0f + * @max 1.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_TKF_THR_MIN, 1.0f); + +/** + * Maximal throttle during takeoff + * + * @min 0.0f + * @max 1.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_TKF_THR_MAX, 1.0f); + +/** + * Minimal pitch during takeoff + * + * @min -90.0f + * @max 90.0f + * @unit deg + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_TKF_PIT_MIN, 0.0f); + +/** + * Maximal pitch during takeoff + * + * @min -90.0f + * @max 90.0f + * @unit deg + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_TKF_PIT_MAX, 45.0f); + +/** + * Minimal throttle in underspeed mode + * + * @min 0.0f + * @max 1.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_USP_THR_MIN, 1.0f); + +/** + * Maximal throttle in underspeed mode + * + * @min 0.0f + * @max 1.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_USP_THR_MAX, 1.0f); + +/** + * Minimal pitch in underspeed mode + * + * @min -90.0f + * @max 90.0f + * @unit deg + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_USP_PIT_MIN, -45.0f); + +/** + * Maximal pitch in underspeed mode + * + * @min -90.0f + * @max 90.0f + * @unit deg + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_USP_PIT_MAX, 0.0f); + +/** + * Minimal throttle in landing mode (only last phase of landing) + * + * @min 0.0f + * @max 1.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_LND_THR_MIN, 0.0f); + +/** + * Maximal throttle in landing mode (only last phase of landing) + * + * @min 0.0f + * @max 1.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_LND_THR_MAX, 0.0f); + +/** + * Minimal pitch in landing mode + * + * @min -90.0f + * @max 90.0f + * @unit deg + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_LND_PIT_MIN, -5.0f); + +/** + * Maximal pitch in landing mode + * + * @min -90.0f + * @max 90.0f + * @unit deg + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_LND_PIT_MAX, 15.0f); + +/** + * Integrator Limit for Total Energy Rate Control + * + * @min 0.0f + * @max 10.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_THR_I_MAX, 10.0f); + +/** + * Integrator Limit for Energy Distribution Rate Control + * + * @min 0.0f + * @max 10.0f + * @group mTECS + */ +PARAM_DEFINE_FLOAT(MT_PIT_I_MAX, 10.0f); diff --git a/src/modules/gpio_led/gpio_led.c b/src/modules/gpio_led/gpio_led.c index 6dfd22fdf..7758faed7 100644 --- a/src/modules/gpio_led/gpio_led.c +++ b/src/modules/gpio_led/gpio_led.c @@ -181,16 +181,13 @@ int gpio_led_main(int argc, char *argv[]) } else { gpio_led_started = true; warnx("start, using pin: %s", pin_name); + exit(0); } - - exit(0); - - } else if (!strcmp(argv[1], "stop")) { if (gpio_led_started) { gpio_led_started = false; warnx("stop"); - + exit(0); } else { errx(1, "not running"); } @@ -264,7 +261,7 @@ void gpio_led_cycle(FAR void *arg) pattern = 0x2A; // *_*_*_ fast blink (armed, error) } else if (priv->status.arming_state == ARMING_STATE_ARMED) { - if (priv->status.battery_warning == VEHICLE_BATTERY_WARNING_NONE && priv->status.failsafe_state == FAILSAFE_STATE_NORMAL) { + if (priv->status.battery_warning == VEHICLE_BATTERY_WARNING_NONE && !priv->status.failsafe) { pattern = 0x3f; // ****** solid (armed) } else { diff --git a/src/modules/mavlink/mavlink_bridge_header.h b/src/modules/mavlink/mavlink_bridge_header.h index 374d1511c..0cd08769e 100644 --- a/src/modules/mavlink/mavlink_bridge_header.h +++ b/src/modules/mavlink/mavlink_bridge_header.h @@ -44,7 +44,12 @@ __BEGIN_DECLS -#define MAVLINK_USE_CONVENIENCE_FUNCTIONS +/* + * We are NOT using convenience functions, + * but instead send messages with a custom function. + * So we do NOT do this: + * #define MAVLINK_USE_CONVENIENCE_FUNCTIONS + */ /* use efficient approach, see mavlink_helpers.h */ #define MAVLINK_SEND_UART_BYTES mavlink_send_uart_bytes diff --git a/src/modules/mavlink/mavlink_ftp.cpp b/src/modules/mavlink/mavlink_ftp.cpp new file mode 100644 index 000000000..6a2c900af --- /dev/null +++ b/src/modules/mavlink/mavlink_ftp.cpp @@ -0,0 +1,427 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#include <crc32.h> +#include <unistd.h> +#include <stdio.h> +#include <fcntl.h> + +#include "mavlink_ftp.h" + +MavlinkFTP *MavlinkFTP::_server; + +MavlinkFTP * +MavlinkFTP::getServer() +{ + // XXX this really cries out for some locking... + if (_server == nullptr) { + _server = new MavlinkFTP; + } + return _server; +} + +MavlinkFTP::MavlinkFTP() : + _session_fds{}, + _workBufs{}, + _workFree{}, + _lock{} +{ + // initialise the request freelist + dq_init(&_workFree); + sem_init(&_lock, 0, 1); + + // initialize session list + for (size_t i=0; i<kMaxSession; i++) { + _session_fds[i] = -1; + } + + // drop work entries onto the free list + for (unsigned i = 0; i < kRequestQueueSize; i++) { + _qFree(&_workBufs[i]); + } + +} + +void +MavlinkFTP::handle_message(Mavlink* mavlink, mavlink_message_t *msg) +{ + // get a free request + auto req = _dqFree(); + + // if we couldn't get a request slot, just drop it + if (req != nullptr) { + + // decode the request + if (req->decode(mavlink, msg)) { + + // and queue it for the worker + work_queue(LPWORK, &req->work, &MavlinkFTP::_workerTrampoline, req, 0); + } else { + _qFree(req); + } + } +} + +void +MavlinkFTP::_workerTrampoline(void *arg) +{ + auto req = reinterpret_cast<Request *>(arg); + auto server = MavlinkFTP::getServer(); + + // call the server worker with the work item + server->_worker(req); +} + +void +MavlinkFTP::_worker(Request *req) +{ + auto hdr = req->header(); + ErrorCode errorCode = kErrNone; + uint32_t messageCRC; + + // basic sanity checks; must validate length before use + if ((hdr->magic != kProtocolMagic) || (hdr->size > kMaxDataLength)) { + errorCode = kErrNoRequest; + goto out; + } + + // check request CRC to make sure this is one of ours + messageCRC = hdr->crc32; + hdr->crc32 = 0; + if (crc32(req->rawData(), req->dataSize()) != messageCRC) { + errorCode = kErrNoRequest; + goto out; + warnx("ftp: bad crc"); + } + + //printf("ftp: channel %u opc %u size %u offset %u\n", req->channel(), hdr->opcode, hdr->size, hdr->offset); + + switch (hdr->opcode) { + case kCmdNone: + break; + + case kCmdTerminate: + errorCode = _workTerminate(req); + break; + + case kCmdReset: + errorCode = _workReset(); + break; + + case kCmdList: + errorCode = _workList(req); + break; + + case kCmdOpen: + errorCode = _workOpen(req, false); + break; + + case kCmdCreate: + errorCode = _workOpen(req, true); + break; + + case kCmdRead: + errorCode = _workRead(req); + break; + + case kCmdWrite: + errorCode = _workWrite(req); + break; + + case kCmdRemove: + errorCode = _workRemove(req); + break; + + default: + errorCode = kErrNoRequest; + break; + } + +out: + // handle success vs. error + if (errorCode == kErrNone) { + hdr->opcode = kRspAck; + //warnx("FTP: ack\n"); + } else { + warnx("FTP: nak %u", errorCode); + hdr->opcode = kRspNak; + hdr->size = 1; + hdr->data[0] = errorCode; + } + + // respond to the request + _reply(req); + + // free the request buffer back to the freelist + _qFree(req); +} + +void +MavlinkFTP::_reply(Request *req) +{ + auto hdr = req->header(); + + // message is assumed to be already constructed in the request buffer, so generate the CRC + hdr->crc32 = 0; + hdr->crc32 = crc32(req->rawData(), req->dataSize()); + + // then pack and send the reply back to the request source + req->reply(); +} + +MavlinkFTP::ErrorCode +MavlinkFTP::_workList(Request *req) +{ + auto hdr = req->header(); + + char dirPath[kMaxDataLength]; + strncpy(dirPath, req->dataAsCString(), kMaxDataLength); + + DIR *dp = opendir(dirPath); + + if (dp == nullptr) { + warnx("FTP: can't open path '%s'", dirPath); + return kErrNotDir; + } + + //warnx("FTP: list %s offset %d", dirPath, hdr->offset); + + ErrorCode errorCode = kErrNone; + struct dirent entry, *result = nullptr; + unsigned offset = 0; + + // move to the requested offset + seekdir(dp, hdr->offset); + + for (;;) { + // read the directory entry + if (readdir_r(dp, &entry, &result)) { + warnx("FTP: list %s readdir_r failure\n", dirPath); + errorCode = kErrIO; + break; + } + + // no more entries? + if (result == nullptr) { + if (hdr->offset != 0 && offset == 0) { + // User is requesting subsequent dir entries but there were none. This means the user asked + // to seek past EOF. + errorCode = kErrEOF; + } + // Otherwise we are just at the last directory entry, so we leave the errorCode at kErrorNone to signal that + break; + } + + // name too big to fit? + if ((strlen(entry.d_name) + offset + 2) > kMaxDataLength) { + break; + } + + // store the type marker + switch (entry.d_type) { + case DTYPE_FILE: + hdr->data[offset++] = kDirentFile; + break; + case DTYPE_DIRECTORY: + hdr->data[offset++] = kDirentDir; + break; + default: + hdr->data[offset++] = kDirentUnknown; + break; + } + + // copy the name, which we know will fit + strcpy((char *)&hdr->data[offset], entry.d_name); + //printf("FTP: list %s %s\n", dirPath, (char *)&hdr->data[offset-1]); + offset += strlen(entry.d_name) + 1; + } + + closedir(dp); + hdr->size = offset; + + return errorCode; +} + +MavlinkFTP::ErrorCode +MavlinkFTP::_workOpen(Request *req, bool create) +{ + auto hdr = req->header(); + + int session_index = _findUnusedSession(); + if (session_index < 0) { + return kErrNoSession; + } + + int oflag = create ? (O_CREAT | O_EXCL | O_APPEND) : O_RDONLY; + + int fd = ::open(req->dataAsCString(), oflag); + if (fd < 0) { + return create ? kErrPerm : kErrNotFile; + } + _session_fds[session_index] = fd; + + hdr->session = session_index; + hdr->size = 0; + + return kErrNone; +} + +MavlinkFTP::ErrorCode +MavlinkFTP::_workRead(Request *req) +{ + auto hdr = req->header(); + + int session_index = hdr->session; + + if (!_validSession(session_index)) { + return kErrNoSession; + } + + // Seek to the specified position + //warnx("seek %d", hdr->offset); + if (lseek(_session_fds[session_index], hdr->offset, SEEK_SET) < 0) { + // Unable to see to the specified location + warnx("seek fail"); + return kErrEOF; + } + + int bytes_read = ::read(_session_fds[session_index], &hdr->data[0], kMaxDataLength); + if (bytes_read < 0) { + // Negative return indicates error other than eof + warnx("read fail %d", bytes_read); + return kErrIO; + } + + hdr->size = bytes_read; + + return kErrNone; +} + +MavlinkFTP::ErrorCode +MavlinkFTP::_workWrite(Request *req) +{ +#if 0 + // NYI: Coming soon + auto hdr = req->header(); + + // look up session + auto session = getSession(hdr->session); + if (session == nullptr) { + return kErrNoSession; + } + + // append to file + int result = session->append(hdr->offset, &hdr->data[0], hdr->size); + + if (result < 0) { + // XXX might also be no space, I/O, etc. + return kErrNotAppend; + } + + hdr->size = result; + return kErrNone; +#else + return kErrPerm; +#endif +} + +MavlinkFTP::ErrorCode +MavlinkFTP::_workRemove(Request *req) +{ + //auto hdr = req->header(); + + // for now, send error reply + return kErrPerm; +} + +MavlinkFTP::ErrorCode +MavlinkFTP::_workTerminate(Request *req) +{ + auto hdr = req->header(); + + if (!_validSession(hdr->session)) { + return kErrNoSession; + } + + ::close(_session_fds[hdr->session]); + + return kErrNone; +} + +MavlinkFTP::ErrorCode +MavlinkFTP::_workReset(void) +{ + for (size_t i=0; i<kMaxSession; i++) { + if (_session_fds[i] != -1) { + ::close(_session_fds[i]); + _session_fds[i] = -1; + } + } + + return kErrNone; +} + +bool +MavlinkFTP::_validSession(unsigned index) +{ + if ((index >= kMaxSession) || (_session_fds[index] < 0)) { + return false; + } + return true; +} + +int +MavlinkFTP::_findUnusedSession(void) +{ + for (size_t i=0; i<kMaxSession; i++) { + if (_session_fds[i] == -1) { + return i; + } + } + + return -1; +} + +char * +MavlinkFTP::Request::dataAsCString() +{ + // guarantee nul termination + if (header()->size < kMaxDataLength) { + requestData()[header()->size] = '\0'; + } else { + requestData()[kMaxDataLength - 1] = '\0'; + } + + // and return data + return (char *)&(header()->data[0]); +} diff --git a/src/modules/mavlink/mavlink_ftp.h b/src/modules/mavlink/mavlink_ftp.h new file mode 100644 index 000000000..1bd1158fb --- /dev/null +++ b/src/modules/mavlink/mavlink_ftp.h @@ -0,0 +1,228 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#pragma once + +/** + * @file mavlink_ftp.h + * + * MAVLink remote file server. + * + * Messages are wrapped in ENCAPSULATED_DATA messages. Every message includes + * a session ID and sequence number. + * + * A limited number of requests (currently 2) may be outstanding at a time. + * Additional messages will be discarded. + * + * Messages consist of a fixed header, followed by a data area. + * + */ + +#include <dirent.h> +#include <queue.h> + +#include <nuttx/wqueue.h> +#include <systemlib/err.h> + +#include "mavlink_messages.h" +#include "mavlink_main.h" + +class MavlinkFTP +{ +public: + MavlinkFTP(); + + static MavlinkFTP *getServer(); + + // static interface + void handle_message(Mavlink* mavlink, + mavlink_message_t *msg); + +private: + + static const unsigned kRequestQueueSize = 2; + + static MavlinkFTP *_server; + + struct RequestHeader + { + uint8_t magic; + uint8_t session; + uint8_t opcode; + uint8_t size; + uint32_t crc32; + uint32_t offset; + uint8_t data[]; + }; + + enum Opcode : uint8_t + { + kCmdNone, // ignored, always acked + kCmdTerminate, // releases sessionID, closes file + kCmdReset, // terminates all sessions + kCmdList, // list files in <path> from <offset> + kCmdOpen, // opens <path> for reading, returns <session> + kCmdRead, // reads <size> bytes from <offset> in <session> + kCmdCreate, // creates <path> for writing, returns <session> + kCmdWrite, // appends <size> bytes at <offset> in <session> + kCmdRemove, // remove file (only if created by server?) + + kRspAck, + kRspNak + }; + + enum ErrorCode : uint8_t + { + kErrNone, + kErrNoRequest, + kErrNoSession, + kErrSequence, + kErrNotDir, + kErrNotFile, + kErrEOF, + kErrNotAppend, + kErrTooBig, + kErrIO, + kErrPerm + }; + + int _findUnusedSession(void); + bool _validSession(unsigned index); + + static const unsigned kMaxSession = 2; + int _session_fds[kMaxSession]; + + class Request + { + public: + union { + dq_entry_t entry; + work_s work; + }; + + bool decode(Mavlink *mavlink, mavlink_message_t *fromMessage) { + if (fromMessage->msgid == MAVLINK_MSG_ID_ENCAPSULATED_DATA) { + _mavlink = mavlink; + mavlink_msg_encapsulated_data_decode(fromMessage, &_message); + return true; + } + return false; + } + + void reply() { + + // XXX the proper way would be an IOCTL / uORB call, rather than exploiting the + // flat memory architecture, as we're operating between threads here. + mavlink_message_t msg; + msg.checksum = 0; + unsigned len = mavlink_msg_encapsulated_data_pack_chan(_mavlink->get_system_id(), _mavlink->get_component_id(), + _mavlink->get_channel(), &msg, sequence(), rawData()); + + _mavlink->lockMessageBufferMutex(); + bool success = _mavlink->message_buffer_write(&msg, len); + _mavlink->unlockMessageBufferMutex(); + + if (!success) { + warnx("FTP TX ERR"); + } + // else { + // warnx("wrote: sys: %d, comp: %d, chan: %d, len: %d, checksum: %d", + // _mavlink->get_system_id(), + // _mavlink->get_component_id(), + // _mavlink->get_channel(), + // len, + // msg.checksum); + // } + } + + uint8_t *rawData() { return &_message.data[0]; } + RequestHeader *header() { return reinterpret_cast<RequestHeader *>(&_message.data[0]); } + uint8_t *requestData() { return &(header()->data[0]); } + unsigned dataSize() { return header()->size + sizeof(RequestHeader); } + uint16_t sequence() const { return _message.seqnr; } + mavlink_channel_t channel() { return _mavlink->get_channel(); } + + char *dataAsCString(); + + private: + Mavlink *_mavlink; + mavlink_encapsulated_data_t _message; + + }; + + static const uint8_t kProtocolMagic = 'f'; + static const char kDirentFile = 'F'; + static const char kDirentDir = 'D'; + static const char kDirentUnknown = 'U'; + static const uint8_t kMaxDataLength = MAVLINK_MSG_ENCAPSULATED_DATA_FIELD_DATA_LEN - sizeof(RequestHeader); + + /// Request worker; runs on the low-priority work queue to service + /// remote requests. + /// + static void _workerTrampoline(void *arg); + void _worker(Request *req); + + /// Reply to a request (XXX should be a Request method) + /// + void _reply(Request *req); + + ErrorCode _workList(Request *req); + ErrorCode _workOpen(Request *req, bool create); + ErrorCode _workRead(Request *req); + ErrorCode _workWrite(Request *req); + ErrorCode _workRemove(Request *req); + ErrorCode _workTerminate(Request *req); + ErrorCode _workReset(); + + // work freelist + Request _workBufs[kRequestQueueSize]; + dq_queue_t _workFree; + sem_t _lock; + + void _qLock() { do {} while (sem_wait(&_lock) != 0); } + void _qUnlock() { sem_post(&_lock); } + + void _qFree(Request *req) { + _qLock(); + dq_addlast(&req->entry, &_workFree); + _qUnlock(); + } + + Request *_dqFree() { + _qLock(); + auto req = reinterpret_cast<Request *>(dq_remfirst(&_workFree)); + _qUnlock(); + return req; + } + +}; diff --git a/src/modules/mavlink/mavlink_main.cpp b/src/modules/mavlink/mavlink_main.cpp index 7ecca0d65..9a39d3bed 100644 --- a/src/modules/mavlink/mavlink_main.cpp +++ b/src/modules/mavlink/mavlink_main.cpp @@ -18,7 +18,6 @@ * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, @@ -73,15 +72,16 @@ #include <mavlink/mavlink_log.h> #include <uORB/topics/parameter_update.h> -#include <uORB/topics/mission.h> -#include <uORB/topics/mission_result.h> #include "mavlink_bridge_header.h" #include "mavlink_main.h" #include "mavlink_messages.h" #include "mavlink_receiver.h" #include "mavlink_rate_limiter.h" -#include "mavlink_commands.h" + +#ifndef MAVLINK_CRC_EXTRA +#error MAVLINK_CRC_EXTRA has to be defined on PX4 systems +#endif /* oddly, ERROR is not defined for c++ */ #ifdef ERROR @@ -90,14 +90,19 @@ static const int ERROR = -1; #define DEFAULT_DEVICE_NAME "/dev/ttyS1" -#define MAX_DATA_RATE 10000 // max data rate in bytes/s +#define MAX_DATA_RATE 20000 // max data rate in bytes/s #define MAIN_LOOP_DELAY 10000 // 100 Hz @ 1000 bytes/s data rate +#define TX_BUFFER_GAP MAVLINK_MAX_PACKET_LEN + static Mavlink *_mavlink_instances = nullptr; /* TODO: if this is a class member it crashes */ static struct file_operations fops; +static const uint8_t mavlink_message_lengths[256] = MAVLINK_MESSAGE_LENGTHS; +static const uint8_t mavlink_message_crcs[256] = MAVLINK_MESSAGE_CRCS; + /** * mavlink app start / stop handling function * @@ -105,106 +110,15 @@ static struct file_operations fops; */ extern "C" __EXPORT int mavlink_main(int argc, char *argv[]); -static uint64_t last_write_times[6] = {0}; - -/* - * Internal function to send the bytes through the right serial port - */ -void -mavlink_send_uart_bytes(mavlink_channel_t channel, const uint8_t *ch, int length) -{ - Mavlink *instance; - - switch (channel) { - case MAVLINK_COMM_0: - instance = Mavlink::get_instance(0); - break; - - case MAVLINK_COMM_1: - instance = Mavlink::get_instance(1); - break; - - case MAVLINK_COMM_2: - instance = Mavlink::get_instance(2); - break; - - case MAVLINK_COMM_3: - instance = Mavlink::get_instance(3); - break; -#ifdef MAVLINK_COMM_4 - - case MAVLINK_COMM_4: - instance = Mavlink::get_instance(4); - break; -#endif -#ifdef MAVLINK_COMM_5 - - case MAVLINK_COMM_5: - instance = Mavlink::get_instance(5); - break; -#endif -#ifdef MAVLINK_COMM_6 - - case MAVLINK_COMM_6: - instance = Mavlink::get_instance(6); - break; -#endif - } - - /* no valid instance, bail */ - if (!instance) { - return; - } - - int uart = instance->get_uart_fd(); - - ssize_t desired = (sizeof(uint8_t) * length); - - /* - * Check if the OS buffer is full and disable HW - * flow control if it continues to be full - */ - int buf_free = 0; - - if (instance->get_flow_control_enabled() - && ioctl(uart, FIONWRITE, (unsigned long)&buf_free) == 0) { - - if (buf_free == 0) { - - if (last_write_times[(unsigned)channel] != 0 && - hrt_elapsed_time(&last_write_times[(unsigned)channel]) > 500 * 1000UL) { - - warnx("DISABLING HARDWARE FLOW CONTROL"); - instance->enable_flow_control(false); - } - - } else { - - /* apparently there is space left, although we might be - * partially overflooding the buffer already */ - last_write_times[(unsigned)channel] = hrt_absolute_time(); - } - } - - /* If the wait until transmit flag is on, only transmit after we've received messages. - Otherwise, transmit all the time. */ - if (instance->should_transmit()) { - ssize_t ret = write(uart, ch, desired); - if (ret != desired) { - // XXX do something here, but change to using FIONWRITE and OS buf size for detection - } - } - - - -} +extern mavlink_system_t mavlink_system; static void usage(void); Mavlink::Mavlink() : - next(nullptr), _device_name(DEFAULT_DEVICE_NAME), _task_should_exit(false), + next(nullptr), + _instance_id(0), _mavlink_fd(-1), _task_running(false), _hil_enabled(false), @@ -215,22 +129,50 @@ Mavlink::Mavlink() : _main_loop_delay(1000), _subscriptions(nullptr), _streams(nullptr), - _mission_pub(-1), - _verbose(false), - _forwarding_on(false), - _passing_on(false), - _uart_fd(-1), - _mavlink_param_queue_index(0), - _subscribe_to_stream(nullptr), - _subscribe_to_stream_rate(0.0f), - _flow_control_enabled(true), - _message_buffer({}), - -/* performance counters */ - _loop_perf(perf_alloc(PC_ELAPSED, "mavlink")) + _mission_manager(nullptr), + _parameters_manager(nullptr), + _mode(MAVLINK_MODE_NORMAL), + _channel(MAVLINK_COMM_0), + _logbuffer {}, + _total_counter(0), + _receive_thread {}, + _verbose(false), + _forwarding_on(false), + _passing_on(false), + _ftp_on(false), + _uart_fd(-1), + _baudrate(57600), + _datarate(1000), + _datarate_events(500), + _rate_mult(1.0f), + _mavlink_param_queue_index(0), + mavlink_link_termination_allowed(false), + _subscribe_to_stream(nullptr), + _subscribe_to_stream_rate(0.0f), + _flow_control_enabled(true), + _last_write_success_time(0), + _last_write_try_time(0), + _bytes_tx(0), + _bytes_txerr(0), + _bytes_rx(0), + _bytes_timestamp(0), + _rate_tx(0.0f), + _rate_txerr(0.0f), + _rate_rx(0.0f), + _rstatus {}, + _message_buffer {}, + _message_buffer_mutex {}, + _send_mutex {}, + _param_initialized(false), + _param_system_id(0), + _param_component_id(0), + _param_system_type(0), + _param_use_hil_gps(0), + + /* performance counters */ + _loop_perf(perf_alloc(PC_ELAPSED, "mavlink_el")), + _txerr_perf(perf_alloc(PC_COUNT, "mavlink_txe")) { - _wpm = &_wpm_s; - mission.count = 0; fops.ioctl = (int (*)(file *, int, long unsigned int))&mavlink_dev_ioctl; _instance_id = Mavlink::instance_count(); @@ -280,6 +222,7 @@ Mavlink::Mavlink() : Mavlink::~Mavlink() { perf_free(_loop_perf); + perf_free(_txerr_perf); if (_task_running) { /* task wakes up every 10ms or so at the longest */ @@ -305,6 +248,12 @@ Mavlink::~Mavlink() } void +Mavlink::count_txerr() +{ + perf_count(_txerr_perf); +} + +void Mavlink::set_mode(enum MAVLINK_MODE mode) { _mode = mode; @@ -389,6 +338,27 @@ Mavlink::destroy_all_instances() return OK; } +int +Mavlink::get_status_all_instances() +{ + Mavlink *inst = ::_mavlink_instances; + + unsigned iterations = 0; + + while (inst != nullptr) { + + printf("\ninstance #%u:\n", iterations); + inst->display_status(); + + /* move on */ + inst = inst->next; + iterations++; + } + + /* return an error if there are no instances */ + return (iterations == 0); +} + bool Mavlink::instance_exists(const char *device_name, Mavlink *self) { @@ -408,13 +378,18 @@ Mavlink::instance_exists(const char *device_name, Mavlink *self) } void -Mavlink::forward_message(mavlink_message_t *msg, Mavlink *self) +Mavlink::forward_message(const mavlink_message_t *msg, Mavlink *self) { - + Mavlink *inst; LL_FOREACH(_mavlink_instances, inst) { if (inst != self) { - inst->pass_message(msg); + + /* if not in normal mode, we are an onboard link + * onboard links should only pass on messages from the same system ID */ + if (!(self->_mode != MAVLINK_MODE_NORMAL && msg->sysid != mavlink_system.sysid)) { + inst->pass_message(msg); + } } } } @@ -462,10 +437,27 @@ Mavlink::mavlink_dev_ioctl(struct file *filep, int cmd, unsigned long arg) case (int)MAVLINK_IOC_SEND_TEXT_EMERGENCY: { const char *txt = (const char *)arg; -// printf("logmsg: %s\n", txt); struct mavlink_logmessage msg; strncpy(msg.text, txt, sizeof(msg.text)); + switch (cmd) { + case MAVLINK_IOC_SEND_TEXT_INFO: + msg.severity = MAV_SEVERITY_INFO; + break; + + case MAVLINK_IOC_SEND_TEXT_CRITICAL: + msg.severity = MAV_SEVERITY_CRITICAL; + break; + + case MAVLINK_IOC_SEND_TEXT_EMERGENCY: + msg.severity = MAV_SEVERITY_EMERGENCY; + break; + + default: + msg.severity = MAV_SEVERITY_INFO; + break; + } + Mavlink *inst; LL_FOREACH(_mavlink_instances, inst) { if (!inst->_task_should_exit) { @@ -484,48 +476,69 @@ Mavlink::mavlink_dev_ioctl(struct file *filep, int cmd, unsigned long arg) void Mavlink::mavlink_update_system(void) { - static bool initialized = false; - static param_t param_system_id; - static param_t param_component_id; - static param_t param_system_type; - static param_t param_use_hil_gps; - - if (!initialized) { - param_system_id = param_find("MAV_SYS_ID"); - param_component_id = param_find("MAV_COMP_ID"); - param_system_type = param_find("MAV_TYPE"); - param_use_hil_gps = param_find("MAV_USEHILGPS"); - initialized = true; + if (!_param_initialized) { + _param_system_id = param_find("MAV_SYS_ID"); + _param_component_id = param_find("MAV_COMP_ID"); + _param_system_type = param_find("MAV_TYPE"); + _param_use_hil_gps = param_find("MAV_USEHILGPS"); } /* update system and component id */ int32_t system_id; - param_get(param_system_id, &system_id); + param_get(_param_system_id, &system_id); - if (system_id > 0 && system_id < 255) { - mavlink_system.sysid = system_id; + int32_t component_id; + param_get(_param_component_id, &component_id); + + + /* only allow system ID and component ID updates + * after reboot - not during operation */ + if (!_param_initialized) { + if (system_id > 0 && system_id < 255) { + mavlink_system.sysid = system_id; + } + + if (component_id > 0 && component_id < 255) { + mavlink_system.compid = component_id; + } + + _param_initialized = true; } - int32_t component_id; - param_get(param_component_id, &component_id); + /* warn users that they need to reboot to take this + * into effect + */ + if (system_id != mavlink_system.sysid) { + send_statustext_critical("Save params and reboot to change SYSID"); + } - if (component_id > 0 && component_id < 255) { - mavlink_system.compid = component_id; + if (component_id != mavlink_system.compid) { + send_statustext_critical("Save params and reboot to change COMPID"); } int32_t system_type; - param_get(param_system_type, &system_type); + param_get(_param_system_type, &system_type); if (system_type >= 0 && system_type < MAV_TYPE_ENUM_END) { mavlink_system.type = system_type; } int32_t use_hil_gps; - param_get(param_use_hil_gps, &use_hil_gps); + param_get(_param_use_hil_gps, &use_hil_gps); _use_hil_gps = (bool)use_hil_gps; } +int Mavlink::get_system_id() +{ + return mavlink_system.sysid; +} + +int Mavlink::get_component_id() +{ + return mavlink_system.compid; +} + int Mavlink::mavlink_open_uart(int baud, const char *uart_name, struct termios *uart_config_original, bool *is_usb) { /* process baud rate */ @@ -575,7 +588,8 @@ int Mavlink::mavlink_open_uart(int baud, const char *uart_name, struct termios * case 921600: speed = B921600; break; default: - warnx("ERROR: Unsupported baudrate: %d\n\tsupported examples:\n\t9600, 19200, 38400, 57600\t\n115200\n230400\n460800\n921600\n", baud); + warnx("ERROR: Unsupported baudrate: %d\n\tsupported examples:\n\t9600, 19200, 38400, 57600\t\n115200\n230400\n460800\n921600\n", + baud); return -EINVAL; } @@ -636,6 +650,9 @@ int Mavlink::mavlink_open_uart(int baud, const char *uart_name, struct termios * if (enable_flow_control(true)) { warnx("hardware flow control not supported"); } + + } else { + _flow_control_enabled = false; } return _uart_fd; @@ -677,8 +694,7 @@ Mavlink::set_hil_enabled(bool hil_enabled) /* enable HIL */ if (hil_enabled && !_hil_enabled) { _hil_enabled = true; - float rate_mult = _datarate / 1000.0f; - configure_stream("HIL_CONTROLS", 15.0f * rate_mult); + configure_stream("HIL_CONTROLS", 200.0f); } /* disable HIL */ @@ -693,870 +709,188 @@ Mavlink::set_hil_enabled(bool hil_enabled) return ret; } -extern mavlink_system_t mavlink_system; - -int Mavlink::mavlink_pm_queued_send() -{ - if (_mavlink_param_queue_index < param_count()) { - mavlink_pm_send_param(param_for_index(_mavlink_param_queue_index)); - _mavlink_param_queue_index++; - return 0; - - } else { - return 1; - } -} - -void Mavlink::mavlink_pm_start_queued_send() +unsigned +Mavlink::get_free_tx_buf() { - _mavlink_param_queue_index = 0; -} - -int Mavlink::mavlink_pm_send_param_for_index(uint16_t index) -{ - return mavlink_pm_send_param(param_for_index(index)); -} - -int Mavlink::mavlink_pm_send_param_for_name(const char *name) -{ - return mavlink_pm_send_param(param_find(name)); -} - -int Mavlink::mavlink_pm_send_param(param_t param) -{ - if (param == PARAM_INVALID) { return 1; } - - /* buffers for param transmission */ - static char name_buf[MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN]; - float val_buf; - static mavlink_message_t tx_msg; - - /* query parameter type */ - param_type_t type = param_type(param); - /* copy parameter name */ - strncpy((char *)name_buf, param_name(param), MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN); - /* - * Map onboard parameter type to MAVLink type, - * endianess matches (both little endian) - */ - uint8_t mavlink_type; - - if (type == PARAM_TYPE_INT32) { - mavlink_type = MAVLINK_TYPE_INT32_T; - - } else if (type == PARAM_TYPE_FLOAT) { - mavlink_type = MAVLINK_TYPE_FLOAT; - - } else { - mavlink_type = MAVLINK_TYPE_FLOAT; - } - - /* - * get param value, since MAVLink encodes float and int params in the same - * space during transmission, copy param onto float val_buf + * Check if the OS buffer is full and disable HW + * flow control if it continues to be full */ + int buf_free = 0; + (void) ioctl(_uart_fd, FIONWRITE, (unsigned long)&buf_free); - int ret; - - if ((ret = param_get(param, &val_buf)) != OK) { - return ret; + if (get_flow_control_enabled() && buf_free < TX_BUFFER_GAP) { + /* Disable hardware flow control: + * if no successful write since a defined time + * and if the last try was not the last successful write + */ + if (_last_write_try_time != 0 && + hrt_elapsed_time(&_last_write_success_time) > 500 * 1000UL && + _last_write_success_time != _last_write_try_time) { + warnx("DISABLING HARDWARE FLOW CONTROL"); + enable_flow_control(false); + } } - mavlink_msg_param_value_pack_chan(mavlink_system.sysid, - mavlink_system.compid, - _channel, - &tx_msg, - name_buf, - val_buf, - mavlink_type, - param_count(), - param_get_index(param)); - mavlink_missionlib_send_message(&tx_msg); - return OK; + return buf_free; } -void Mavlink::mavlink_pm_message_handler(const mavlink_channel_t chan, const mavlink_message_t *msg) +void +Mavlink::send_message(const uint8_t msgid, const void *msg) { - switch (msg->msgid) { - case MAVLINK_MSG_ID_PARAM_REQUEST_LIST: { - /* Start sending parameters */ - mavlink_pm_start_queued_send(); - mavlink_missionlib_send_gcs_string("[mavlink pm] sending list"); - } break; - - case MAVLINK_MSG_ID_PARAM_SET: { - - /* Handle parameter setting */ - - if (msg->msgid == MAVLINK_MSG_ID_PARAM_SET) { - mavlink_param_set_t mavlink_param_set; - mavlink_msg_param_set_decode(msg, &mavlink_param_set); - - if (mavlink_param_set.target_system == mavlink_system.sysid && ((mavlink_param_set.target_component == mavlink_system.compid) || (mavlink_param_set.target_component == MAV_COMP_ID_ALL))) { - /* local name buffer to enforce null-terminated string */ - char name[MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN + 1]; - strncpy(name, mavlink_param_set.param_id, MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN); - /* enforce null termination */ - name[MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN] = '\0'; - /* attempt to find parameter, set and send it */ - param_t param = param_find(name); - - if (param == PARAM_INVALID) { - char buf[MAVLINK_MSG_STATUSTEXT_FIELD_TEXT_LEN]; - sprintf(buf, "[mavlink pm] unknown: %s", name); - mavlink_missionlib_send_gcs_string(buf); - - } else { - /* set and send parameter */ - param_set(param, &(mavlink_param_set.param_value)); - mavlink_pm_send_param(param); - } - } - } - } break; - - case MAVLINK_MSG_ID_PARAM_REQUEST_READ: { - mavlink_param_request_read_t mavlink_param_request_read; - mavlink_msg_param_request_read_decode(msg, &mavlink_param_request_read); - - if (mavlink_param_request_read.target_system == mavlink_system.sysid && ((mavlink_param_request_read.target_component == mavlink_system.compid) || (mavlink_param_request_read.target_component == MAV_COMP_ID_ALL))) { - /* when no index is given, loop through string ids and compare them */ - if (mavlink_param_request_read.param_index == -1) { - /* local name buffer to enforce null-terminated string */ - char name[MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN + 1]; - strncpy(name, mavlink_param_request_read.param_id, MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN); - /* enforce null termination */ - name[MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN] = '\0'; - /* attempt to find parameter and send it */ - mavlink_pm_send_param_for_name(name); - - } else { - /* when index is >= 0, send this parameter again */ - mavlink_pm_send_param_for_index(mavlink_param_request_read.param_index); - } - } - - } break; + /* If the wait until transmit flag is on, only transmit after we've received messages. + Otherwise, transmit all the time. */ + if (!should_transmit()) { + return; } -} -void Mavlink::publish_mission() -{ - /* Initialize mission publication if necessary */ - if (_mission_pub < 0) { - _mission_pub = orb_advertise(ORB_ID(offboard_mission), &mission); + pthread_mutex_lock(&_send_mutex); - } else { - orb_publish(ORB_ID(offboard_mission), _mission_pub, &mission); - } -} + int buf_free = get_free_tx_buf(); -int Mavlink::map_mavlink_mission_item_to_mission_item(const mavlink_mission_item_t *mavlink_mission_item, struct mission_item_s *mission_item) -{ - /* only support global waypoints for now */ - switch (mavlink_mission_item->frame) { - case MAV_FRAME_GLOBAL: - mission_item->lat = (double)mavlink_mission_item->x; - mission_item->lon = (double)mavlink_mission_item->y; - mission_item->altitude = mavlink_mission_item->z; - mission_item->altitude_is_relative = false; - break; - - case MAV_FRAME_GLOBAL_RELATIVE_ALT: - mission_item->lat = (double)mavlink_mission_item->x; - mission_item->lon = (double)mavlink_mission_item->y; - mission_item->altitude = mavlink_mission_item->z; - mission_item->altitude_is_relative = true; - break; + uint8_t payload_len = mavlink_message_lengths[msgid]; + unsigned packet_len = payload_len + MAVLINK_NUM_NON_PAYLOAD_BYTES; - case MAV_FRAME_LOCAL_NED: - case MAV_FRAME_LOCAL_ENU: - return MAV_MISSION_UNSUPPORTED_FRAME; + _last_write_try_time = hrt_absolute_time(); - case MAV_FRAME_MISSION: - default: - return MAV_MISSION_ERROR; + /* check if there is space in the buffer, let it overflow else */ + if (buf_free < TX_BUFFER_GAP) { + /* no enough space in buffer to send */ + count_txerr(); + count_txerrbytes(packet_len); + pthread_mutex_unlock(&_send_mutex); + return; } - switch (mavlink_mission_item->command) { - case MAV_CMD_NAV_TAKEOFF: - mission_item->pitch_min = mavlink_mission_item->param2; - break; + uint8_t buf[MAVLINK_MAX_PACKET_LEN]; - default: - mission_item->acceptance_radius = mavlink_mission_item->param2; - break; - } + /* header */ + buf[0] = MAVLINK_STX; + buf[1] = payload_len; + /* use mavlink's internal counter for the TX seq */ + buf[2] = mavlink_get_channel_status(_channel)->current_tx_seq++; + buf[3] = mavlink_system.sysid; + buf[4] = mavlink_system.compid; + buf[5] = msgid; - mission_item->yaw = _wrap_pi(mavlink_mission_item->param4 * M_DEG_TO_RAD_F); - mission_item->loiter_radius = fabsf(mavlink_mission_item->param3); - mission_item->loiter_direction = (mavlink_mission_item->param3 > 0) ? 1 : -1; /* 1 if positive CW, -1 if negative CCW */ - mission_item->nav_cmd = (NAV_CMD)mavlink_mission_item->command; + /* payload */ + memcpy(&buf[MAVLINK_NUM_HEADER_BYTES], msg, payload_len); - mission_item->time_inside = mavlink_mission_item->param1; - mission_item->autocontinue = mavlink_mission_item->autocontinue; - // mission_item->index = mavlink_mission_item->seq; - mission_item->origin = ORIGIN_MAVLINK; + /* checksum */ + uint16_t checksum; + crc_init(&checksum); + crc_accumulate_buffer(&checksum, (const char *) &buf[1], MAVLINK_CORE_HEADER_LEN + payload_len); + crc_accumulate(mavlink_message_crcs[msgid], &checksum); - return OK; -} + buf[MAVLINK_NUM_HEADER_BYTES + payload_len] = (uint8_t)(checksum & 0xFF); + buf[MAVLINK_NUM_HEADER_BYTES + payload_len + 1] = (uint8_t)(checksum >> 8); -int Mavlink::map_mission_item_to_mavlink_mission_item(const struct mission_item_s *mission_item, mavlink_mission_item_t *mavlink_mission_item) -{ - if (mission_item->altitude_is_relative) { - mavlink_mission_item->frame = MAV_FRAME_GLOBAL; + /* send message to UART */ + ssize_t ret = write(_uart_fd, buf, packet_len); - } else { - mavlink_mission_item->frame = MAV_FRAME_GLOBAL_RELATIVE_ALT; - } + if (ret != (int) packet_len) { + count_txerr(); + count_txerrbytes(packet_len); - switch (mission_item->nav_cmd) { - case NAV_CMD_TAKEOFF: - mavlink_mission_item->param2 = mission_item->pitch_min; - break; - - default: - mavlink_mission_item->param2 = mission_item->acceptance_radius; - break; + } else { + _last_write_success_time = _last_write_try_time; + count_txbytes(packet_len); } - mavlink_mission_item->x = (float)mission_item->lat; - mavlink_mission_item->y = (float)mission_item->lon; - mavlink_mission_item->z = mission_item->altitude; - - mavlink_mission_item->param4 = mission_item->yaw * M_RAD_TO_DEG_F; - mavlink_mission_item->param3 = mission_item->loiter_radius * (float)mission_item->loiter_direction; - mavlink_mission_item->command = mission_item->nav_cmd; - mavlink_mission_item->param1 = mission_item->time_inside; - mavlink_mission_item->autocontinue = mission_item->autocontinue; - // mavlink_mission_item->seq = mission_item->index; - - return OK; + pthread_mutex_unlock(&_send_mutex); } -void Mavlink::mavlink_wpm_init(mavlink_wpm_storage *state) -{ - state->size = 0; - state->max_size = MAVLINK_WPM_MAX_WP_COUNT; - state->current_state = MAVLINK_WPM_STATE_IDLE; - state->current_partner_sysid = 0; - state->current_partner_compid = 0; - state->timestamp_lastaction = 0; - state->timestamp_last_send_setpoint = 0; - state->timeout = MAVLINK_WPM_PROTOCOL_TIMEOUT_DEFAULT; - state->current_dataman_id = 0; -} - -/* - * @brief Sends an waypoint ack message - */ -void Mavlink::mavlink_wpm_send_waypoint_ack(uint8_t sysid, uint8_t compid, uint8_t type) -{ - mavlink_message_t msg; - mavlink_mission_ack_t wpa; - - wpa.target_system = sysid; - wpa.target_component = compid; - wpa.type = type; - - mavlink_msg_mission_ack_encode_chan(mavlink_system.sysid, _mavlink_wpm_comp_id, _channel, &msg, &wpa); - mavlink_missionlib_send_message(&msg); - - if (_verbose) { warnx("Sent waypoint ack (%u) to ID %u", wpa.type, wpa.target_system); } -} - -/* - * @brief Broadcasts the new target waypoint and directs the MAV to fly there - * - * This function broadcasts its new active waypoint sequence number and - * sends a message to the controller, advising it to fly to the coordinates - * of the waypoint with a given orientation - * - * @param seq The waypoint sequence number the MAV should fly to. - */ -void Mavlink::mavlink_wpm_send_waypoint_current(uint16_t seq) +void +Mavlink::resend_message(mavlink_message_t *msg) { - if (seq < _wpm->size) { - mavlink_message_t msg; - mavlink_mission_current_t wpc; - - wpc.seq = seq; + /* If the wait until transmit flag is on, only transmit after we've received messages. + Otherwise, transmit all the time. */ + if (!should_transmit()) { + return; + } - mavlink_msg_mission_current_encode_chan(mavlink_system.sysid, _mavlink_wpm_comp_id, _channel, &msg, &wpc); - mavlink_missionlib_send_message(&msg); + pthread_mutex_lock(&_send_mutex); - } else if (seq == 0 && _wpm->size == 0) { + int buf_free = get_free_tx_buf(); - /* don't broadcast if no WPs */ + _last_write_try_time = hrt_absolute_time(); - } else { - mavlink_missionlib_send_gcs_string("ERROR: wp index out of bounds"); + unsigned packet_len = msg->len + MAVLINK_NUM_NON_PAYLOAD_BYTES; - if (_verbose) { warnx("ERROR: index out of bounds"); } + /* check if there is space in the buffer, let it overflow else */ + if (buf_free < TX_BUFFER_GAP) { + /* no enough space in buffer to send */ + count_txerr(); + count_txerrbytes(packet_len); + pthread_mutex_unlock(&_send_mutex); + return; } -} -void Mavlink::mavlink_wpm_send_waypoint_count(uint8_t sysid, uint8_t compid, uint16_t count) -{ - mavlink_message_t msg; - mavlink_mission_count_t wpc; + uint8_t buf[MAVLINK_MAX_PACKET_LEN]; - wpc.target_system = sysid; - wpc.target_component = compid; - wpc.count = mission.count; + /* header and payload */ + memcpy(&buf[0], &msg->magic, MAVLINK_NUM_HEADER_BYTES + msg->len); - mavlink_msg_mission_count_encode_chan(mavlink_system.sysid, _mavlink_wpm_comp_id, _channel, &msg, &wpc); - mavlink_missionlib_send_message(&msg); + /* checksum */ + buf[MAVLINK_NUM_HEADER_BYTES + msg->len] = (uint8_t)(msg->checksum & 0xFF); + buf[MAVLINK_NUM_HEADER_BYTES + msg->len + 1] = (uint8_t)(msg->checksum >> 8); - if (_verbose) { warnx("Sent waypoint count (%u) to ID %u", wpc.count, wpc.target_system); } -} + /* send message to UART */ + ssize_t ret = write(_uart_fd, buf, packet_len); -void Mavlink::mavlink_wpm_send_waypoint(uint8_t sysid, uint8_t compid, uint16_t seq) -{ - - struct mission_item_s mission_item; - ssize_t len = sizeof(struct mission_item_s); - - dm_item_t dm_current; - - if (_wpm->current_dataman_id == 0) { - dm_current = DM_KEY_WAYPOINTS_OFFBOARD_0; + if (ret != (int) packet_len) { + count_txerr(); + count_txerrbytes(packet_len); } else { - dm_current = DM_KEY_WAYPOINTS_OFFBOARD_1; + _last_write_success_time = _last_write_try_time; + count_txbytes(packet_len); } - if (dm_read(dm_current, seq, &mission_item, len) == len) { - - /* create mission_item_s from mavlink_mission_item_t */ - mavlink_mission_item_t wp; - map_mission_item_to_mavlink_mission_item(&mission_item, &wp); - - mavlink_message_t msg; - wp.target_system = sysid; - wp.target_component = compid; - wp.seq = seq; - mavlink_msg_mission_item_encode_chan(mavlink_system.sysid, _mavlink_wpm_comp_id, _channel, &msg, &wp); - mavlink_missionlib_send_message(&msg); - - if (_verbose) { warnx("Sent waypoint %u to ID %u", wp.seq, wp.target_system); } - - } else { - mavlink_wpm_send_waypoint_ack(_wpm->current_partner_sysid, _wpm->current_partner_compid, MAV_MISSION_ERROR); - - if (_verbose) { warnx("ERROR: could not read WP%u", seq); } - } + pthread_mutex_unlock(&_send_mutex); } -void Mavlink::mavlink_wpm_send_waypoint_request(uint8_t sysid, uint8_t compid, uint16_t seq) +void +Mavlink::handle_message(const mavlink_message_t *msg) { - if (seq < _wpm->max_size) { - mavlink_message_t msg; - mavlink_mission_request_t wpr; - wpr.target_system = sysid; - wpr.target_component = compid; - wpr.seq = seq; - mavlink_msg_mission_request_encode_chan(mavlink_system.sysid, _mavlink_wpm_comp_id, _channel, &msg, &wpr); - mavlink_missionlib_send_message(&msg); + /* handle packet with mission manager */ + _mission_manager->handle_message(msg); - if (_verbose) { warnx("Sent waypoint request %u to ID %u", wpr.seq, wpr.target_system); } + /* handle packet with parameter component */ + _parameters_manager->handle_message(msg); - } else { - mavlink_missionlib_send_gcs_string("ERROR: Waypoint index exceeds list capacity"); - - if (_verbose) { warnx("ERROR: Waypoint index exceeds list capacity"); } + if (get_forwarding_on()) { + /* forward any messages to other mavlink instances */ + Mavlink::forward_message(msg, this); } } -/* - * @brief emits a message that a waypoint reached - * - * This function broadcasts a message that a waypoint is reached. - * - * @param seq The waypoint sequence number the MAV has reached. - */ -void Mavlink::mavlink_wpm_send_waypoint_reached(uint16_t seq) -{ - mavlink_message_t msg; - mavlink_mission_item_reached_t wp_reached; - - wp_reached.seq = seq; - - mavlink_msg_mission_item_reached_encode_chan(mavlink_system.sysid, _mavlink_wpm_comp_id, _channel, &msg, &wp_reached); - mavlink_missionlib_send_message(&msg); - - if (_verbose) { warnx("Sent waypoint %u reached message", wp_reached.seq); } -} - -void Mavlink::mavlink_waypoint_eventloop(uint64_t now) +void +Mavlink::send_statustext_info(const char *string) { - /* check for timed-out operations */ - if (now - _wpm->timestamp_lastaction > _wpm->timeout && _wpm->current_state != MAVLINK_WPM_STATE_IDLE) { - - mavlink_missionlib_send_gcs_string("Operation timeout"); - - if (_verbose) { warnx("Last operation (state=%u) timed out, changing state to MAVLINK_WPM_STATE_IDLE", _wpm->current_state); } - - _wpm->current_state = MAVLINK_WPM_STATE_IDLE; - _wpm->current_partner_sysid = 0; - _wpm->current_partner_compid = 0; - } + send_statustext(MAV_SEVERITY_INFO, string); } - -void Mavlink::mavlink_wpm_message_handler(const mavlink_message_t *msg) +void +Mavlink::send_statustext_critical(const char *string) { - uint64_t now = hrt_absolute_time(); - - switch (msg->msgid) { - - case MAVLINK_MSG_ID_MISSION_ACK: { - mavlink_mission_ack_t wpa; - mavlink_msg_mission_ack_decode(msg, &wpa); - - if ((msg->sysid == _wpm->current_partner_sysid && msg->compid == _wpm->current_partner_compid) && (wpa.target_system == mavlink_system.sysid /*&& wpa.target_component == mavlink_wpm_comp_id*/)) { - _wpm->timestamp_lastaction = now; - - if (_wpm->current_state == MAVLINK_WPM_STATE_SENDLIST || _wpm->current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS) { - if (_wpm->current_wp_id == _wpm->size - 1) { - - _wpm->current_state = MAVLINK_WPM_STATE_IDLE; - _wpm->current_wp_id = 0; - } - } - - } else { - mavlink_missionlib_send_gcs_string("REJ. WP CMD: curr partner id mismatch"); - - if (_verbose) { warnx("REJ. WP CMD: curr partner id mismatch"); } - } - - break; - } - - case MAVLINK_MSG_ID_MISSION_SET_CURRENT: { - mavlink_mission_set_current_t wpc; - mavlink_msg_mission_set_current_decode(msg, &wpc); - - if (wpc.target_system == mavlink_system.sysid /*&& wpc.target_component == mavlink_wpm_comp_id*/) { - _wpm->timestamp_lastaction = now; - - if (_wpm->current_state == MAVLINK_WPM_STATE_IDLE) { - if (wpc.seq < _wpm->size) { - - mission.current_index = wpc.seq; - publish_mission(); - - /* don't answer yet, wait for the navigator to respond, then publish the mission_result */ -// mavlink_wpm_send_waypoint_current(wpc.seq); - - } else { - mavlink_missionlib_send_gcs_string("IGN WP CURR CMD: Not in list"); - - if (_verbose) { warnx("IGN WP CURR CMD: Not in list"); } - } - - } else { - mavlink_missionlib_send_gcs_string("IGN WP CURR CMD: Busy"); - - if (_verbose) { warnx("IGN WP CURR CMD: Busy"); } - - } - - } else { - mavlink_missionlib_send_gcs_string("REJ. WP CMD: target id mismatch"); - - if (_verbose) { warnx("REJ. WP CMD: target id mismatch"); } - } - - break; - } - - case MAVLINK_MSG_ID_MISSION_REQUEST_LIST: { - mavlink_mission_request_list_t wprl; - mavlink_msg_mission_request_list_decode(msg, &wprl); - - if (wprl.target_system == mavlink_system.sysid /*&& wprl.target_component == mavlink_wpm_comp_id*/) { - _wpm->timestamp_lastaction = now; - - if (_wpm->current_state == MAVLINK_WPM_STATE_IDLE || _wpm->current_state == MAVLINK_WPM_STATE_SENDLIST) { - if (_wpm->size > 0) { - - _wpm->current_state = MAVLINK_WPM_STATE_SENDLIST; - _wpm->current_wp_id = 0; - _wpm->current_partner_sysid = msg->sysid; - _wpm->current_partner_compid = msg->compid; - - } else { - if (_verbose) { warnx("No waypoints send"); } - } - - _wpm->current_count = _wpm->size; - mavlink_wpm_send_waypoint_count(msg->sysid, msg->compid, _wpm->current_count); - - } else { - mavlink_missionlib_send_gcs_string("IGN REQUEST LIST: Busy"); - - if (_verbose) { warnx("IGN REQUEST LIST: Busy"); } - } - - } else { - mavlink_missionlib_send_gcs_string("REJ. REQUEST LIST: target id mismatch"); - - if (_verbose) { warnx("REJ. REQUEST LIST: target id mismatch"); } - } - - break; - } - - case MAVLINK_MSG_ID_MISSION_REQUEST: { - mavlink_mission_request_t wpr; - mavlink_msg_mission_request_decode(msg, &wpr); - - if (msg->sysid == _wpm->current_partner_sysid && msg->compid == _wpm->current_partner_compid && wpr.target_system == mavlink_system.sysid /*&& wpr.target_component == mavlink_wpm_comp_id*/) { - _wpm->timestamp_lastaction = now; - - if (wpr.seq >= _wpm->size) { - - mavlink_missionlib_send_gcs_string("REJ. WP CMD: Req. WP not in list"); - - if (_verbose) { warnx("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because the requested waypoint ID (%u) was out of bounds.", wpr.seq); } - - break; - } - - /* - * Ensure that we are in the correct state and that the first request has id 0 - * and the following requests have either the last id (re-send last waypoint) or last_id+1 (next waypoint) - */ - if (_wpm->current_state == MAVLINK_WPM_STATE_SENDLIST) { - - if (wpr.seq == 0) { - if (_verbose) { warnx("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST of waypoint %u from %u changing state to MAVLINK_WPM_STATE_SENDLIST_SENDWPS", wpr.seq, msg->sysid); } - - _wpm->current_state = MAVLINK_WPM_STATE_SENDLIST_SENDWPS; - - } else { - mavlink_missionlib_send_gcs_string("REJ. WP CMD: First id != 0"); - - if (_verbose) { warnx("REJ. WP CMD: First id != 0"); } - - break; - } - - } else if (_wpm->current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS) { - - if (wpr.seq == _wpm->current_wp_id) { - - if (_verbose) { warnx("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST of waypoint %u (again) from %u staying in state MAVLINK_WPM_STATE_SENDLIST_SENDWPS", wpr.seq, msg->sysid); } - - } else if (wpr.seq == _wpm->current_wp_id + 1) { - - if (_verbose) { warnx("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST of waypoint %u from %u staying in state MAVLINK_WPM_STATE_SENDLIST_SENDWPS", wpr.seq, msg->sysid); } - - } else { - mavlink_missionlib_send_gcs_string("REJ. WP CMD: Req. WP was unexpected"); - - if (_verbose) { warnx("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because the requested waypoint ID (%u) was not the expected (%u or %u).", wpr.seq, _wpm->current_wp_id, _wpm->current_wp_id + 1); } - - break; - } - - } else { - - mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy"); - - if (_verbose) { warnx("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because i'm doing something else already (state=%i).", _wpm->current_state); } - - break; - } - - _wpm->current_wp_id = wpr.seq; - _wpm->current_state = MAVLINK_WPM_STATE_SENDLIST_SENDWPS; - - if (wpr.seq < _wpm->size) { - - mavlink_wpm_send_waypoint(_wpm->current_partner_sysid, _wpm->current_partner_compid, _wpm->current_wp_id); - - } else { - mavlink_wpm_send_waypoint_ack(_wpm->current_partner_sysid, _wpm->current_partner_compid, MAV_MISSION_ERROR); - - if (_verbose) { warnx("ERROR: Waypoint %u out of bounds", wpr.seq); } - } - - - } else { - //we we're target but already communicating with someone else - if ((wpr.target_system == mavlink_system.sysid /*&& wpr.target_component == mavlink_wpm_comp_id*/) && !(msg->sysid == _wpm->current_partner_sysid && msg->compid == _wpm->current_partner_compid)) { - - mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy"); - - if (_verbose) { warnx("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST from ID %u because i'm already talking to ID %u.", msg->sysid, _wpm->current_partner_sysid); } - - } else { - - mavlink_missionlib_send_gcs_string("REJ. WP CMD: target id mismatch"); - - if (_verbose) { warnx("IGNORED WAYPOINT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT OR COMM PARTNER ID MISMATCH"); } - } - } - - break; - } - - case MAVLINK_MSG_ID_MISSION_COUNT: { - mavlink_mission_count_t wpc; - mavlink_msg_mission_count_decode(msg, &wpc); - - if (wpc.target_system == mavlink_system.sysid/* && wpc.target_component == mavlink_wpm_comp_id*/) { - _wpm->timestamp_lastaction = now; - - if (_wpm->current_state == MAVLINK_WPM_STATE_IDLE) { - - if (wpc.count > NUM_MISSIONS_SUPPORTED) { - if (_verbose) { warnx("Too many waypoints: %d, supported: %d", wpc.count, NUM_MISSIONS_SUPPORTED); } - - mavlink_wpm_send_waypoint_ack(_wpm->current_partner_sysid, _wpm->current_partner_compid, MAV_MISSION_NO_SPACE); - break; - } - - if (wpc.count == 0) { - mavlink_missionlib_send_gcs_string("COUNT 0"); - - if (_verbose) { warnx("got waypoint count of 0, clearing waypoint list and staying in state MAVLINK_WPM_STATE_IDLE"); } - - break; - } - - if (_verbose) { warnx("Got MAVLINK_MSG_ID_MISSION_ITEM_COUNT (%u) from %u changing state to MAVLINK_WPM_STATE_GETLIST", wpc.count, msg->sysid); } - - _wpm->current_state = MAVLINK_WPM_STATE_GETLIST; - _wpm->current_wp_id = 0; - _wpm->current_partner_sysid = msg->sysid; - _wpm->current_partner_compid = msg->compid; - _wpm->current_count = wpc.count; - - mavlink_wpm_send_waypoint_request(_wpm->current_partner_sysid, _wpm->current_partner_compid, _wpm->current_wp_id); - - } else if (_wpm->current_state == MAVLINK_WPM_STATE_GETLIST) { - - if (_wpm->current_wp_id == 0) { - mavlink_missionlib_send_gcs_string("WP CMD OK AGAIN"); - - if (_verbose) { warnx("Got MAVLINK_MSG_ID_MISSION_ITEM_COUNT (%u) again from %u", wpc.count, msg->sysid); } - - } else { - mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy"); - - if (_verbose) { warnx("Ignored MAVLINK_MSG_ID_MISSION_ITEM_COUNT because i'm already receiving waypoint %u.", _wpm->current_wp_id); } - } - - } else { - mavlink_missionlib_send_gcs_string("IGN MISSION_COUNT CMD: Busy"); - - if (_verbose) { warnx("IGN MISSION_COUNT CMD: Busy"); } - } - - } else { - - mavlink_missionlib_send_gcs_string("REJ. WP COUNT CMD: target id mismatch"); - - if (_verbose) { warnx("IGNORED WAYPOINT COUNT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT OR COMM PARTNER ID MISMATCH"); } - } - } - break; - - case MAVLINK_MSG_ID_MISSION_ITEM: { - mavlink_mission_item_t wp; - mavlink_msg_mission_item_decode(msg, &wp); - - if (wp.target_system == mavlink_system.sysid && wp.target_component == _mavlink_wpm_comp_id) { - - _wpm->timestamp_lastaction = now; - - /* - * ensure that we are in the correct state and that the first waypoint has id 0 - * and the following waypoints have the correct ids - */ - - if (_wpm->current_state == MAVLINK_WPM_STATE_GETLIST) { - - if (wp.seq != 0) { - mavlink_missionlib_send_gcs_string("Ignored MISSION_ITEM WP not 0"); - warnx("Ignored MAVLINK_MSG_ID_MISSION_ITEM because the first waypoint ID (%u) was not 0.", wp.seq); - break; - } - - } else if (_wpm->current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS) { - - if (wp.seq >= _wpm->current_count) { - mavlink_missionlib_send_gcs_string("Ignored MISSION_ITEM WP out of bounds"); - warnx("Ignored MAVLINK_MSG_ID_MISSION_ITEM because the waypoint ID (%u) was out of bounds.", wp.seq); - break; - } - - if (wp.seq != _wpm->current_wp_id) { - warnx("Ignored MAVLINK_MSG_ID_MISSION_ITEM because the waypoint ID (%u) was not the expected %u.", wp.seq, _wpm->current_wp_id); - mavlink_wpm_send_waypoint_request(_wpm->current_partner_sysid, _wpm->current_partner_compid, _wpm->current_wp_id); - break; - } - } - - _wpm->current_state = MAVLINK_WPM_STATE_GETLIST_GETWPS; - - struct mission_item_s mission_item; - - int ret = map_mavlink_mission_item_to_mission_item(&wp, &mission_item); - - if (ret != OK) { - mavlink_wpm_send_waypoint_ack(_wpm->current_partner_sysid, _wpm->current_partner_compid, ret); - _wpm->current_state = MAVLINK_WPM_STATE_IDLE; - break; - } - - ssize_t len = sizeof(struct mission_item_s); - - dm_item_t dm_next; - - if (_wpm->current_dataman_id == 0) { - dm_next = DM_KEY_WAYPOINTS_OFFBOARD_1; - mission.dataman_id = 1; - - } else { - dm_next = DM_KEY_WAYPOINTS_OFFBOARD_0; - mission.dataman_id = 0; - } - - if (dm_write(dm_next, wp.seq, DM_PERSIST_IN_FLIGHT_RESET, &mission_item, len) != len) { - mavlink_wpm_send_waypoint_ack(_wpm->current_partner_sysid, _wpm->current_partner_compid, MAV_MISSION_ERROR); - _wpm->current_state = MAVLINK_WPM_STATE_IDLE; - break; - } - -// if (wp.current) { -// warnx("current is: %d", wp.seq); -// mission.current_index = wp.seq; -// } - // XXX ignore current set - mission.current_index = -1; - - _wpm->current_wp_id = wp.seq + 1; - - if (_wpm->current_wp_id == _wpm->current_count && _wpm->current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS) { - - if (_verbose) { warnx("Got all %u waypoints, changing state to MAVLINK_WPM_STATE_IDLE", _wpm->current_count); } - - mavlink_wpm_send_waypoint_ack(_wpm->current_partner_sysid, _wpm->current_partner_compid, MAV_MISSION_ACCEPTED); - - mission.count = _wpm->current_count; - - publish_mission(); - - _wpm->current_dataman_id = mission.dataman_id; - _wpm->size = _wpm->current_count; - - _wpm->current_state = MAVLINK_WPM_STATE_IDLE; - - } else { - mavlink_wpm_send_waypoint_request(_wpm->current_partner_sysid, _wpm->current_partner_compid, _wpm->current_wp_id); - } - - } else { - mavlink_missionlib_send_gcs_string("REJ. WP CMD: target id mismatch"); - - if (_verbose) { warnx("IGNORED WAYPOINT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT OR COMM PARTNER ID MISMATCH"); } - } - - break; - } - - case MAVLINK_MSG_ID_MISSION_CLEAR_ALL: { - mavlink_mission_clear_all_t wpca; - mavlink_msg_mission_clear_all_decode(msg, &wpca); - - if (wpca.target_system == mavlink_system.sysid /*&& wpca.target_component == mavlink_wpm_comp_id */) { - - if (_wpm->current_state == MAVLINK_WPM_STATE_IDLE) { - _wpm->timestamp_lastaction = now; - - _wpm->size = 0; - - /* prepare mission topic */ - mission.dataman_id = -1; - mission.count = 0; - mission.current_index = -1; - publish_mission(); - - if (dm_clear(DM_KEY_WAYPOINTS_OFFBOARD_0) == OK && dm_clear(DM_KEY_WAYPOINTS_OFFBOARD_1) == OK) { - mavlink_wpm_send_waypoint_ack(_wpm->current_partner_sysid, _wpm->current_partner_compid, MAV_MISSION_ACCEPTED); - - } else { - mavlink_wpm_send_waypoint_ack(_wpm->current_partner_sysid, _wpm->current_partner_compid, MAV_MISSION_ERROR); - } - - - } else { - mavlink_missionlib_send_gcs_string("IGN WP CLEAR CMD: Busy"); - - if (_verbose) { warnx("IGN WP CLEAR CMD: Busy"); } - } - - - } else if (wpca.target_system == mavlink_system.sysid /*&& wpca.target_component == mavlink_wpm_comp_id */ && _wpm->current_state != MAVLINK_WPM_STATE_IDLE) { - - mavlink_missionlib_send_gcs_string("REJ. WP CLERR CMD: target id mismatch"); - - if (_verbose) { warnx("IGNORED WAYPOINT CLEAR COMMAND BECAUSE TARGET SYSTEM AND COMPONENT OR COMM PARTNER ID MISMATCH"); } - } - - break; - } - - default: { - /* other messages might should get caught by mavlink and others */ - break; - } - } + send_statustext(MAV_SEVERITY_CRITICAL, string); } void -Mavlink::mavlink_missionlib_send_message(mavlink_message_t *msg) +Mavlink::send_statustext_emergency(const char *string) { - uint16_t len = mavlink_msg_to_send_buffer(missionlib_msg_buf, msg); - - mavlink_send_uart_bytes(_channel, missionlib_msg_buf, len); + send_statustext(MAV_SEVERITY_EMERGENCY, string); } - - -int -Mavlink::mavlink_missionlib_send_gcs_string(const char *string) +void +Mavlink::send_statustext(unsigned char severity, const char *string) { - const int len = MAVLINK_MSG_STATUSTEXT_FIELD_TEXT_LEN; - mavlink_statustext_t statustext; - int i = 0; - - while (i < len - 1) { - statustext.text[i] = string[i]; - - if (string[i] == '\0') { - break; - } + struct mavlink_logmessage logmsg; + strncpy(logmsg.text, string, sizeof(logmsg.text)); + logmsg.severity = severity; - i++; - } - - if (i > 1) { - /* Enforce null termination */ - statustext.text[i] = '\0'; - - mavlink_msg_statustext_send(_channel, statustext.severity, statustext.text); - return OK; - - } else { - return 1; - } + mavlink_logbuffer_write(&_logbuffer, &logmsg); } MavlinkOrbSubscription *Mavlink::add_orb_subscription(const orb_id_t topic) @@ -1579,11 +913,17 @@ MavlinkOrbSubscription *Mavlink::add_orb_subscription(const orb_id_t topic) return sub_new; } +unsigned int +Mavlink::interval_from_rate(float rate) +{ + return (rate > 0.0f) ? (1000000.0f / rate) : 0; +} + int Mavlink::configure_stream(const char *stream_name, const float rate) { /* calculate interval in us, 0 means disabled stream */ - unsigned int interval = (rate > 0.0f) ? (1000000.0f / rate) : 0; + unsigned int interval = interval_from_rate(rate); /* search if stream exists */ MavlinkStream *stream; @@ -1597,35 +937,63 @@ Mavlink::configure_stream(const char *stream_name, const float rate) /* delete stream */ LL_DELETE(_streams, stream); delete stream; + warnx("deleted stream %s", stream->get_name()); } return OK; } } - if (interval > 0) { - /* search for stream with specified name in supported streams list */ - for (unsigned int i = 0; streams_list[i] != nullptr; i++) { - if (strcmp(stream_name, streams_list[i]->get_name()) == 0) { - /* create new instance */ - stream = streams_list[i]->new_instance(); - stream->set_channel(get_channel()); - stream->set_interval(interval); - stream->subscribe(this); - LL_APPEND(_streams, stream); - return OK; - } - } - - } else { - /* stream not found, nothing to disable */ + if (interval == 0) { + /* stream was not active and is requested to be disabled, do nothing */ return OK; } + /* search for stream with specified name in supported streams list */ + for (unsigned int i = 0; streams_list[i] != nullptr; i++) { + + if (strcmp(stream_name, streams_list[i]->get_name()) == 0) { + /* create new instance */ + stream = streams_list[i]->new_instance(this); + stream->set_interval(interval); + LL_APPEND(_streams, stream); + + return OK; + } + } + + /* if we reach here, the stream list does not contain the stream */ + warnx("stream %s not found", stream_name); + return ERROR; } void +Mavlink::adjust_stream_rates(const float multiplier) +{ + /* do not allow to push us to zero */ + if (multiplier < 0.01f) { + return; + } + + /* search if stream exists */ + MavlinkStream *stream; + LL_FOREACH(_streams, stream) { + /* set new interval */ + unsigned interval = stream->get_interval(); + interval /= multiplier; + + /* allow max ~600 Hz */ + if (interval < 1600) { + interval = 1600; + } + + /* set new interval */ + stream->set_interval(interval * multiplier); + } +} + +void Mavlink::configure_stream_threadsafe(const char *stream_name, const float rate) { /* orb subscription must be done from the main thread, @@ -1656,11 +1024,23 @@ Mavlink::configure_stream_threadsafe(const char *stream_name, const float rate) int Mavlink::message_buffer_init(int size) { + _message_buffer.size = size; _message_buffer.write_ptr = 0; _message_buffer.read_ptr = 0; - _message_buffer.data = (char*)malloc(_message_buffer.size); - return (_message_buffer.data == 0) ? ERROR : OK; + _message_buffer.data = (char *)malloc(_message_buffer.size); + + int ret; + + if (_message_buffer.data == 0) { + ret = ERROR; + _message_buffer.size = 0; + + } else { + ret = OK; + } + + return ret; } void @@ -1692,7 +1072,7 @@ Mavlink::message_buffer_is_empty() bool -Mavlink::message_buffer_write(void *ptr, int size) +Mavlink::message_buffer_write(const void *ptr, int size) { // bytes available to write int available = _message_buffer.read_ptr - _message_buffer.write_ptr - 1; @@ -1759,7 +1139,7 @@ Mavlink::message_buffer_mark_read(int n) } void -Mavlink::pass_message(mavlink_message_t *msg) +Mavlink::pass_message(const mavlink_message_t *msg) { if (_passing_on) { /* size is 8 bytes plus variable payload */ @@ -1770,7 +1150,31 @@ Mavlink::pass_message(mavlink_message_t *msg) } } +float +Mavlink::get_rate_mult() +{ + return _rate_mult; +} +void +Mavlink::update_rate_mult() +{ + float const_rate = 0.0f; + float rate = 0.0f; + + MavlinkStream *stream; + LL_FOREACH(_streams, stream) { + if (stream->const_rate()) { + const_rate += stream->get_size() * 1000000.0f / stream->get_interval(); + + } else { + rate += stream->get_size() * 1000000.0f / stream->get_interval(); + } + } + + /* don't scale up rates, only scale down if needed */ + _rate_mult = fminf(1.0f, ((float)_datarate - const_rate) / rate); +} int Mavlink::task_main(int argc, char *argv[]) @@ -1788,7 +1192,7 @@ Mavlink::task_main(int argc, char *argv[]) * set error flag instead */ bool err_flag = false; - while ((ch = getopt(argc, argv, "b:r:d:m:fpvw")) != EOF) { + while ((ch = getopt(argc, argv, "b:r:d:m:fpvwx")) != EOF) { switch (ch) { case 'b': _baudrate = strtoul(optarg, NULL, 10); @@ -1844,6 +1248,10 @@ Mavlink::task_main(int argc, char *argv[]) _wait_to_transmit = true; break; + case 'x': + _ftp_on = true; + break; + default: err_flag = true; break; @@ -1888,8 +1296,6 @@ Mavlink::task_main(int argc, char *argv[]) break; } - _mavlink_wpm_comp_id = MAV_COMP_ID_MISSIONPLANNER; - warnx("data rate: %d Bytes/s, port: %s, baud: %d", _datarate, _device_name, _baudrate); /* flush stdout in case MAVLink is about to take it over */ @@ -1905,13 +1311,19 @@ Mavlink::task_main(int argc, char *argv[]) return ERROR; } + /* initialize send mutex */ + pthread_mutex_init(&_send_mutex, NULL); + /* initialize mavlink text message buffering */ mavlink_logbuffer_init(&_logbuffer, 5); /* if we are passing on mavlink messages, we need to prepare a buffer for this instance */ - if (_passing_on) { - /* initialize message buffer if multiplexing is on */ - if (OK != message_buffer_init(500)) { + if (_passing_on || _ftp_on) { + /* initialize message buffer if multiplexing is on or its needed for FTP. + * make space for two messages plus off-by-one space as we use the empty element + * marker ring buffer approach. + */ + if (OK != message_buffer_init(2 * sizeof(mavlink_message_t) + 1)) { errx(1, "can't allocate message buffer, exiting"); } @@ -1931,48 +1343,60 @@ Mavlink::task_main(int argc, char *argv[]) /* start the MAVLink receiver */ _receive_thread = MavlinkReceiver::receive_start(this); - /* initialize waypoint manager */ - mavlink_wpm_init(_wpm); - - int mission_result_sub = orb_subscribe(ORB_ID(mission_result)); - struct mission_result_s mission_result; - memset(&mission_result, 0, sizeof(mission_result)); - _task_running = true; MavlinkOrbSubscription *param_sub = add_orb_subscription(ORB_ID(parameter_update)); + uint64_t param_time = 0; MavlinkOrbSubscription *status_sub = add_orb_subscription(ORB_ID(vehicle_status)); + uint64_t status_time = 0; - struct vehicle_status_s *status = (struct vehicle_status_s *) status_sub->get_data(); - - MavlinkCommandsStream commands_stream(this, _channel); + struct vehicle_status_s status; + status_sub->update(&status_time, &status); - /* add default streams depending on mode and intervals depending on datarate */ - float rate_mult = _datarate / 1000.0f; + /* add default streams depending on mode */ + /* HEARTBEAT is constant rate stream, rate never adjusted */ configure_stream("HEARTBEAT", 1.0f); + /* STATUSTEXT stream is like normal stream but gets messages from logbuffer instead of uORB */ + configure_stream("STATUSTEXT", 20.0f); + + /* COMMAND_LONG stream: use high rate to avoid commands skipping */ + configure_stream("COMMAND_LONG", 100.0f); + + /* PARAM_VALUE stream */ + _parameters_manager = (MavlinkParametersManager *) MavlinkParametersManager::new_instance(this); + _parameters_manager->set_interval(interval_from_rate(30.0f)); + LL_APPEND(_streams, _parameters_manager); + + /* MISSION_STREAM stream, actually sends all MISSION_XXX messages at some rate depending on + * remote requests rate. Rate specified here controls how much bandwidth we will reserve for + * mission messages. */ + _mission_manager = (MavlinkMissionManager *) MavlinkMissionManager::new_instance(this); + _mission_manager->set_interval(interval_from_rate(10.0f)); + _mission_manager->set_verbose(_verbose); + LL_APPEND(_streams, _mission_manager); + switch (_mode) { case MAVLINK_MODE_NORMAL: configure_stream("SYS_STATUS", 1.0f); configure_stream("GPS_GLOBAL_ORIGIN", 0.5f); - configure_stream("HIGHRES_IMU", 1.0f * rate_mult); - configure_stream("ATTITUDE", 10.0f * rate_mult); - configure_stream("VFR_HUD", 10.0f * rate_mult); - configure_stream("GPS_RAW_INT", 1.0f * rate_mult); - configure_stream("GLOBAL_POSITION_INT", 3.0f * rate_mult); - configure_stream("LOCAL_POSITION_NED", 3.0f * rate_mult); - configure_stream("RC_CHANNELS_RAW", 1.0f * rate_mult); - configure_stream("NAMED_VALUE_FLOAT", 1.0f * rate_mult); - configure_stream("GLOBAL_POSITION_SETPOINT_INT", 3.0f * rate_mult); - configure_stream("ROLL_PITCH_YAW_THRUST_SETPOINT", 3.0f * rate_mult); + configure_stream("HIGHRES_IMU", 1.0f); + configure_stream("ATTITUDE", 10.0f); + configure_stream("VFR_HUD", 8.0f); + configure_stream("GPS_RAW_INT", 1.0f); + configure_stream("GLOBAL_POSITION_INT", 3.0f); + configure_stream("LOCAL_POSITION_NED", 3.0f); + configure_stream("RC_CHANNELS_RAW", 1.0f); + configure_stream("GLOBAL_POSITION_SETPOINT_INT", 3.0f); + configure_stream("ROLL_PITCH_YAW_THRUST_SETPOINT", 3.0f); configure_stream("DISTANCE_SENSOR", 0.5f); break; case MAVLINK_MODE_CAMERA: configure_stream("SYS_STATUS", 1.0f); - configure_stream("ATTITUDE", 15.0f * rate_mult); - configure_stream("GLOBAL_POSITION_INT", 15.0f * rate_mult); + configure_stream("ATTITUDE", 15.0f); + configure_stream("GLOBAL_POSITION_INT", 15.0f); configure_stream("CAMERA_CAPTURE", 1.0f); break; @@ -1980,14 +1404,8 @@ Mavlink::task_main(int argc, char *argv[]) break; } - /* don't send parameters on startup without request */ - _mavlink_param_queue_index = param_count(); - - MavlinkRateLimiter slow_rate_limiter(2000000.0f / rate_mult); - MavlinkRateLimiter fast_rate_limiter(30000.0f / rate_mult); - /* set main loop delay depending on data rate to minimize CPU overhead */ - _main_loop_delay = MAIN_LOOP_DELAY / rate_mult; + _main_loop_delay = MAIN_LOOP_DELAY * 1000 / _datarate; /* now the instance is fully initialized and we can bump the instance count */ LL_APPEND(_mavlink_instances, this); @@ -2000,31 +1418,31 @@ Mavlink::task_main(int argc, char *argv[]) hrt_abstime t = hrt_absolute_time(); - if (param_sub->update(t)) { + update_rate_mult(); + + if (param_sub->update(¶m_time, nullptr)) { /* parameters updated */ mavlink_update_system(); } - if (status_sub->update(t)) { + if (status_sub->update(&status_time, &status)) { /* switch HIL mode if required */ - set_hil_enabled(status->hil_state == HIL_STATE_ON); + set_hil_enabled(status.hil_state == HIL_STATE_ON); } - /* update commands stream */ - commands_stream.update(t); - /* check for requested subscriptions */ if (_subscribe_to_stream != nullptr) { if (OK == configure_stream(_subscribe_to_stream, _subscribe_to_stream_rate)) { if (_subscribe_to_stream_rate > 0.0f) { - warnx("stream %s on device %s enabled with rate %.1f Hz", _subscribe_to_stream, _device_name, _subscribe_to_stream_rate); + warnx("stream %s on device %s enabled with rate %.1f Hz", _subscribe_to_stream, _device_name, + (double)_subscribe_to_stream_rate); } else { warnx("stream %s on device %s disabled", _subscribe_to_stream, _device_name); } } else { - warnx("stream %s not found", _subscribe_to_stream, _device_name); + warnx("stream %s on device %s not found", _subscribe_to_stream, _device_name); } delete _subscribe_to_stream; @@ -2037,70 +1455,68 @@ Mavlink::task_main(int argc, char *argv[]) stream->update(t); } - bool updated; - orb_check(mission_result_sub, &updated); - - if (updated) { - orb_copy(ORB_ID(mission_result), mission_result_sub, &mission_result); + /* pass messages from other UARTs or FTP worker */ + if (_passing_on || _ftp_on) { - if (_verbose) { warnx("Got mission result: new current: %d", mission_result.index_current_mission); } - - if (mission_result.mission_reached) { - mavlink_wpm_send_waypoint_reached((uint16_t)mission_result.mission_index_reached); - } + bool is_part; + uint8_t *read_ptr; + uint8_t *write_ptr; - mavlink_wpm_send_waypoint_current((uint16_t)mission_result.index_current_mission); + pthread_mutex_lock(&_message_buffer_mutex); + int available = message_buffer_get_ptr((void **)&read_ptr, &is_part); + pthread_mutex_unlock(&_message_buffer_mutex); - } else { - if (slow_rate_limiter.check(t)) { - mavlink_wpm_send_waypoint_current((uint16_t)mission_result.index_current_mission); - } - } + if (available > 0) { + // Reconstruct message from buffer - if (fast_rate_limiter.check(t)) { - mavlink_pm_queued_send(); - mavlink_waypoint_eventloop(hrt_absolute_time()); + mavlink_message_t msg; + write_ptr = (uint8_t *)&msg; - if (!mavlink_logbuffer_is_empty(&_logbuffer)) { - struct mavlink_logmessage msg; - int lb_ret = mavlink_logbuffer_read(&_logbuffer, &msg); + // Pull a single message from the buffer + size_t read_count = available; - if (lb_ret == OK) { - mavlink_missionlib_send_gcs_string(msg.text); + if (read_count > sizeof(mavlink_message_t)) { + read_count = sizeof(mavlink_message_t); } - } - } - /* pass messages from other UARTs */ - if (_passing_on) { + memcpy(write_ptr, read_ptr, read_count); - bool is_part; - void *read_ptr; + // We hold the mutex until after we complete the second part of the buffer. If we don't + // we may end up breaking the empty slot overflow detection semantics when we mark the + // possibly partial read below. + pthread_mutex_lock(&_message_buffer_mutex); - /* guard get ptr by mutex */ - pthread_mutex_lock(&_message_buffer_mutex); - int available = message_buffer_get_ptr(&read_ptr, &is_part); - pthread_mutex_unlock(&_message_buffer_mutex); - - if (available > 0) { - /* write first part of buffer */ - _mavlink_resend_uart(_channel, (const mavlink_message_t*)read_ptr); - message_buffer_mark_read(available); + message_buffer_mark_read(read_count); /* write second part of buffer if there is some */ - if (is_part) { - /* guard get ptr by mutex */ - pthread_mutex_lock(&_message_buffer_mutex); - available = message_buffer_get_ptr(&read_ptr, &is_part); - pthread_mutex_unlock(&_message_buffer_mutex); - - _mavlink_resend_uart(_channel, (const mavlink_message_t*)read_ptr); + if (is_part && read_count < sizeof(mavlink_message_t)) { + write_ptr += read_count; + available = message_buffer_get_ptr((void **)&read_ptr, &is_part); + read_count = sizeof(mavlink_message_t) - read_count; + memcpy(write_ptr, read_ptr, read_count); message_buffer_mark_read(available); } + + pthread_mutex_unlock(&_message_buffer_mutex); + + resend_message(&msg); } } + /* update TX/RX rates*/ + if (t > _bytes_timestamp + 1000000) { + if (_bytes_timestamp != 0) { + float dt = (t - _bytes_timestamp) / 1000.0f; + _rate_tx = _bytes_tx / dt; + _rate_txerr = _bytes_txerr / dt; + _rate_rx = _bytes_rx / dt; + _bytes_tx = 0; + _bytes_txerr = 0; + _bytes_rx = 0; + } + _bytes_timestamp = t; + } perf_end(_loop_perf); } @@ -2146,10 +1562,11 @@ Mavlink::task_main(int argc, char *argv[]) /* close mavlink logging device */ close(_mavlink_fd); - if (_passing_on) { + if (_passing_on || _ftp_on) { message_buffer_destroy(); pthread_mutex_destroy(&_message_buffer_mutex); } + /* destroy log buffer */ mavlink_logbuffer_destroy(&_logbuffer); @@ -2164,11 +1581,21 @@ int Mavlink::start_helper(int argc, char *argv[]) /* create the instance in task context */ Mavlink *instance = new Mavlink(); - /* this will actually only return once MAVLink exits */ - int res = instance->task_main(argc, argv); + int res; - /* delete instance on main thread end */ - delete instance; + if (!instance) { + + /* out of memory */ + res = -ENOMEM; + warnx("OUT OF MEM"); + + } else { + /* this will actually only return once MAVLink exits */ + res = instance->task_main(argc, argv); + + /* delete instance on main thread end */ + delete instance; + } return res; } @@ -2191,7 +1618,7 @@ Mavlink::start(int argc, char *argv[]) task_spawn_cmd(buf, SCHED_DEFAULT, SCHED_PRIORITY_DEFAULT, - 2048, + 2700, (main_t)&Mavlink::start_helper, (const char **)argv); @@ -2219,18 +1646,52 @@ Mavlink::start(int argc, char *argv[]) } void -Mavlink::status() +Mavlink::display_status() { - warnx("running"); + + if (_rstatus.heartbeat_time > 0) { + printf("\tGCS heartbeat:\t%llu us ago\n", hrt_elapsed_time(&_rstatus.heartbeat_time)); + } + + if (_rstatus.timestamp > 0) { + + printf("\ttype:\t\t"); + + switch (_rstatus.type) { + case TELEMETRY_STATUS_RADIO_TYPE_3DR_RADIO: + printf("3DR RADIO\n"); + break; + + default: + printf("UNKNOWN RADIO\n"); + break; + } + + printf("\trssi:\t\t%d\n", _rstatus.rssi); + printf("\tremote rssi:\t%u\n", _rstatus.remote_rssi); + printf("\ttxbuf:\t\t%u\n", _rstatus.txbuf); + printf("\tnoise:\t\t%d\n", _rstatus.noise); + printf("\tremote noise:\t%u\n", _rstatus.remote_noise); + printf("\trx errors:\t%u\n", _rstatus.rxerrors); + printf("\tfixed:\t\t%u\n", _rstatus.fixed); + + } else { + printf("\tno telem status.\n"); + } + + printf("\trates:\n"); + printf("\ttx: %.3f kB/s\n", (double)_rate_tx); + printf("\ttxerr: %.3f kB/s\n", (double)_rate_txerr); + printf("\trx: %.3f kB/s\n", (double)_rate_rx); + printf("\trate mult: %.3f\n", (double)_rate_mult); } int -Mavlink::stream(int argc, char *argv[]) +Mavlink::stream_command(int argc, char *argv[]) { const char *device_name = DEFAULT_DEVICE_NAME; float rate = -1.0f; const char *stream_name = nullptr; - int ch; argc -= 2; argv += 2; @@ -2267,7 +1728,7 @@ Mavlink::stream(int argc, char *argv[]) i++; } - if (!err_flag && rate >= 0.0 && stream_name != nullptr) { + if (!err_flag && rate >= 0.0f && stream_name != nullptr) { Mavlink *inst = get_instance_for_device(device_name); if (inst != nullptr) { @@ -2289,7 +1750,7 @@ Mavlink::stream(int argc, char *argv[]) static void usage() { - warnx("usage: mavlink {start|stop-all|stream} [-d device] [-b baudrate] [-r rate] [-m mode] [-s stream] [-f] [-p] [-v] [-w]"); + warnx("usage: mavlink {start|stop-all|stream} [-d device] [-b baudrate]\n\t[-r rate][-m mode] [-s stream] [-f] [-p] [-v] [-w] [-x]"); } int mavlink_main(int argc, char *argv[]) @@ -2310,11 +1771,11 @@ int mavlink_main(int argc, char *argv[]) } else if (!strcmp(argv[1], "stop-all")) { return Mavlink::destroy_all_instances(); - // } else if (!strcmp(argv[1], "status")) { - // mavlink::g_mavlink->status(); + } else if (!strcmp(argv[1], "status")) { + return Mavlink::get_status_all_instances(); } else if (!strcmp(argv[1], "stream")) { - return Mavlink::stream(argc, argv); + return Mavlink::stream_command(argc, argv); } else { usage(); diff --git a/src/modules/mavlink/mavlink_main.h b/src/modules/mavlink/mavlink_main.h index 1bf51fd31..1e2e94cef 100644 --- a/src/modules/mavlink/mavlink_main.h +++ b/src/modules/mavlink/mavlink_main.h @@ -50,53 +50,15 @@ #include <uORB/uORB.h> #include <uORB/topics/mission.h> +#include <uORB/topics/mission_result.h> +#include <uORB/topics/telemetry_status.h> #include "mavlink_bridge_header.h" #include "mavlink_orb_subscription.h" #include "mavlink_stream.h" #include "mavlink_messages.h" - -// FIXME XXX - TO BE MOVED TO XML -enum MAVLINK_WPM_STATES { - MAVLINK_WPM_STATE_IDLE = 0, - MAVLINK_WPM_STATE_SENDLIST, - MAVLINK_WPM_STATE_SENDLIST_SENDWPS, - MAVLINK_WPM_STATE_GETLIST, - MAVLINK_WPM_STATE_GETLIST_GETWPS, - MAVLINK_WPM_STATE_GETLIST_GOTALL, - MAVLINK_WPM_STATE_ENUM_END -}; - -enum MAVLINK_WPM_CODES { - MAVLINK_WPM_CODE_OK = 0, - MAVLINK_WPM_CODE_ERR_WAYPOINT_ACTION_NOT_SUPPORTED, - MAVLINK_WPM_CODE_ERR_WAYPOINT_FRAME_NOT_SUPPORTED, - MAVLINK_WPM_CODE_ERR_WAYPOINT_OUT_OF_BOUNDS, - MAVLINK_WPM_CODE_ERR_WAYPOINT_MAX_NUMBER_EXCEEDED, - MAVLINK_WPM_CODE_ENUM_END -}; - - -#define MAVLINK_WPM_MAX_WP_COUNT 255 -#define MAVLINK_WPM_PROTOCOL_TIMEOUT_DEFAULT 5000000 ///< Protocol communication timeout in useconds -#define MAVLINK_WPM_SETPOINT_DELAY_DEFAULT 1000000 ///< When to send a new setpoint -#define MAVLINK_WPM_PROTOCOL_DELAY_DEFAULT 40000 - - -struct mavlink_wpm_storage { - uint16_t size; - uint16_t max_size; - enum MAVLINK_WPM_STATES current_state; - int16_t current_wp_id; ///< Waypoint in current transmission - uint16_t current_count; - uint8_t current_partner_sysid; - uint8_t current_partner_compid; - uint64_t timestamp_lastaction; - uint64_t timestamp_last_send_setpoint; - uint32_t timeout; - int current_dataman_id; -}; - +#include "mavlink_mission.h" +#include "mavlink_parameters.h" class Mavlink { @@ -122,27 +84,43 @@ public: /** * Display the mavlink status. */ - void status(); + void display_status(); + + static int stream_command(int argc, char *argv[]); - static int stream(int argc, char *argv[]); + static int instance_count(); - static int instance_count(); + static Mavlink *new_instance(); - static Mavlink *new_instance(); + static Mavlink *get_instance(unsigned instance); - static Mavlink *get_instance(unsigned instance); + static Mavlink *get_instance_for_device(const char *device_name); - static Mavlink *get_instance_for_device(const char *device_name); + static int destroy_all_instances(); - static int destroy_all_instances(); + static int get_status_all_instances(); - static bool instance_exists(const char *device_name, Mavlink *self); + static bool instance_exists(const char *device_name, Mavlink *self); - static void forward_message(mavlink_message_t *msg, Mavlink *self); + static void forward_message(const mavlink_message_t *msg, Mavlink *self); - static int get_uart_fd(unsigned index); + static int get_uart_fd(unsigned index); - int get_uart_fd(); + int get_uart_fd(); + + /** + * Get the MAVLink system id. + * + * @return The system ID of this vehicle + */ + int get_system_id(); + + /** + * Get the MAVLink component id. + * + * @return The component ID of this vehicle + */ + int get_component_id(); const char *_device_name; @@ -152,30 +130,25 @@ public: MAVLINK_MODE_CAMERA }; - void set_mode(enum MAVLINK_MODE); - enum MAVLINK_MODE get_mode() { return _mode; } + void set_mode(enum MAVLINK_MODE); + enum MAVLINK_MODE get_mode() { return _mode; } - bool get_hil_enabled() { return _hil_enabled; } + bool get_hil_enabled() { return _hil_enabled; } - bool get_use_hil_gps() { return _use_hil_gps; } + bool get_use_hil_gps() { return _use_hil_gps; } - bool get_flow_control_enabled() { return _flow_control_enabled; } + bool get_flow_control_enabled() { return _flow_control_enabled; } - bool get_forwarding_on() { return _forwarding_on; } + bool get_forwarding_on() { return _forwarding_on; } - /** - * Handle waypoint related messages. - */ - void mavlink_wpm_message_handler(const mavlink_message_t *msg); - - static int start_helper(int argc, char *argv[]); + static int start_helper(int argc, char *argv[]); /** * Handle parameter related messages. */ - void mavlink_pm_message_handler(const mavlink_channel_t chan, const mavlink_message_t *msg); + void mavlink_pm_message_handler(const mavlink_channel_t chan, const mavlink_message_t *msg); - void get_mavlink_mode_and_state(struct vehicle_status_s *status, struct position_setpoint_triplet_s *pos_sp_triplet, uint8_t *mavlink_state, uint8_t *mavlink_base_mode, uint32_t *mavlink_custom_mode); + void get_mavlink_mode_and_state(struct vehicle_status_s *status, struct position_setpoint_triplet_s *pos_sp_triplet, uint8_t *mavlink_state, uint8_t *mavlink_base_mode, uint32_t *mavlink_custom_mode); /** * Enable / disable Hardware in the Loop simulation mode. @@ -185,93 +158,179 @@ public: * requested change could not be made or was * redundant. */ - int set_hil_enabled(bool hil_enabled); + int set_hil_enabled(bool hil_enabled); + + void send_message(const uint8_t msgid, const void *msg); + + /** + * Resend message as is, don't change sequence number and CRC. + */ + void resend_message(mavlink_message_t *msg); + + void handle_message(const mavlink_message_t *msg); MavlinkOrbSubscription *add_orb_subscription(const orb_id_t topic); - int get_instance_id(); + int get_instance_id(); /** * Enable / disable hardware flow control. * * @param enabled True if hardware flow control should be enabled */ - int enable_flow_control(bool enabled); + int enable_flow_control(bool enabled); + + mavlink_channel_t get_channel(); + + void configure_stream_threadsafe(const char *stream_name, float rate); + + bool _task_should_exit; /**< if true, mavlink task should exit */ + + int get_mavlink_fd() { return _mavlink_fd; } + + /** + * Send a status text with loglevel INFO + * + * @param string the message to send (will be capped by mavlink max string length) + */ + void send_statustext_info(const char *string); + + /** + * Send a status text with loglevel CRITICAL + * + * @param string the message to send (will be capped by mavlink max string length) + */ + void send_statustext_critical(const char *string); - mavlink_channel_t get_channel(); + /** + * Send a status text with loglevel EMERGENCY + * + * @param string the message to send (will be capped by mavlink max string length) + */ + void send_statustext_emergency(const char *string); - bool _task_should_exit; /**< if true, mavlink task should exit */ + /** + * Send a status text with loglevel, the difference from mavlink_log_xxx() is that message sent + * only on this mavlink connection. Useful for reporting communication specific, not system-wide info + * only to client interested in it. Message will be not sent immediately but queued in buffer as + * for mavlink_log_xxx(). + * + * @param string the message to send (will be capped by mavlink max string length) + * @param severity the log level + */ + void send_statustext(unsigned char severity, const char *string); - int get_mavlink_fd() { return _mavlink_fd; } + MavlinkStream * get_streams() const { return _streams; } + float get_rate_mult(); /* Functions for waiting to start transmission until message received. */ - void set_has_received_messages(bool received_messages) { _received_messages = received_messages; } - bool get_has_received_messages() { return _received_messages; } - void set_wait_to_transmit(bool wait) { _wait_to_transmit = wait; } - bool get_wait_to_transmit() { return _wait_to_transmit; } - bool should_transmit() { return (!_wait_to_transmit || (_wait_to_transmit && _received_messages)); } + void set_has_received_messages(bool received_messages) { _received_messages = received_messages; } + bool get_has_received_messages() { return _received_messages; } + void set_wait_to_transmit(bool wait) { _wait_to_transmit = wait; } + bool get_wait_to_transmit() { return _wait_to_transmit; } + bool should_transmit() { return (!_wait_to_transmit || (_wait_to_transmit && _received_messages)); } + + bool message_buffer_write(const void *ptr, int size); + + void lockMessageBufferMutex(void) { pthread_mutex_lock(&_message_buffer_mutex); } + void unlockMessageBufferMutex(void) { pthread_mutex_unlock(&_message_buffer_mutex); } + + /** + * Count a transmision error + */ + void count_txerr(); + + /** + * Count transmitted bytes + */ + void count_txbytes(unsigned n) { _bytes_tx += n; }; + + /** + * Count bytes not transmitted because of errors + */ + void count_txerrbytes(unsigned n) { _bytes_txerr += n; }; + + /** + * Count received bytes + */ + void count_rxbytes(unsigned n) { _bytes_rx += n; }; + + /** + * Get the receive status of this MAVLink link + */ + struct telemetry_status_s& get_rx_status() { return _rstatus; } + + struct mavlink_logbuffer *get_logbuffer() { return &_logbuffer; } protected: - Mavlink *next; + Mavlink *next; private: - int _instance_id; - - int _mavlink_fd; - bool _task_running; + int _instance_id; - perf_counter_t _loop_perf; /**< loop performance counter */ + int _mavlink_fd; + bool _task_running; /* states */ - bool _hil_enabled; /**< Hardware In the Loop mode */ - bool _use_hil_gps; /**< Accept GPS HIL messages (for example from an external motion capturing system to fake indoor gps) */ - bool _is_usb_uart; /**< Port is USB */ - bool _wait_to_transmit; /**< Wait to transmit until received messages. */ - bool _received_messages; /**< Whether we've received valid mavlink messages. */ + bool _hil_enabled; /**< Hardware In the Loop mode */ + bool _use_hil_gps; /**< Accept GPS HIL messages (for example from an external motion capturing system to fake indoor gps) */ + bool _is_usb_uart; /**< Port is USB */ + bool _wait_to_transmit; /**< Wait to transmit until received messages. */ + bool _received_messages; /**< Whether we've received valid mavlink messages. */ - unsigned _main_loop_delay; /**< mainloop delay, depends on data rate */ + unsigned _main_loop_delay; /**< mainloop delay, depends on data rate */ - MavlinkOrbSubscription *_subscriptions; - MavlinkStream *_streams; + MavlinkOrbSubscription *_subscriptions; + MavlinkStream *_streams; - orb_advert_t _mission_pub; - struct mission_s mission; - uint8_t missionlib_msg_buf[MAVLINK_MAX_PACKET_LEN]; - MAVLINK_MODE _mode; + MavlinkMissionManager *_mission_manager; + MavlinkParametersManager *_parameters_manager; - uint8_t _mavlink_wpm_comp_id; - mavlink_channel_t _channel; + MAVLINK_MODE _mode; - struct mavlink_logbuffer _logbuffer; - unsigned int _total_counter; + mavlink_channel_t _channel; - pthread_t _receive_thread; + struct mavlink_logbuffer _logbuffer; + unsigned int _total_counter; - /* Allocate storage space for waypoints */ - mavlink_wpm_storage _wpm_s; - mavlink_wpm_storage *_wpm; + pthread_t _receive_thread; - bool _verbose; - bool _forwarding_on; - bool _passing_on; - int _uart_fd; - int _baudrate; - int _datarate; + bool _verbose; + bool _forwarding_on; + bool _passing_on; + bool _ftp_on; + int _uart_fd; + int _baudrate; + int _datarate; ///< data rate for normal streams (attitude, position, etc.) + int _datarate_events; ///< data rate for params, waypoints, text messages + float _rate_mult; /** * If the queue index is not at 0, the queue sending * logic will send parameters from the current index * to len - 1, the end of the param list. */ - unsigned int _mavlink_param_queue_index; + unsigned int _mavlink_param_queue_index; + + bool mavlink_link_termination_allowed; + + char *_subscribe_to_stream; + float _subscribe_to_stream_rate; - bool mavlink_link_termination_allowed; + bool _flow_control_enabled; + uint64_t _last_write_success_time; + uint64_t _last_write_try_time; - char *_subscribe_to_stream; - float _subscribe_to_stream_rate; + unsigned _bytes_tx; + unsigned _bytes_txerr; + unsigned _bytes_rx; + uint64_t _bytes_timestamp; + float _rate_tx; + float _rate_txerr; + float _rate_rx; - bool _flow_control_enabled; + struct telemetry_status_s _rstatus; ///< receive status struct mavlink_message_buffer { int write_ptr; @@ -279,74 +338,42 @@ private: int size; char *data; }; - mavlink_message_buffer _message_buffer; - pthread_mutex_t _message_buffer_mutex; + mavlink_message_buffer _message_buffer; + pthread_mutex_t _message_buffer_mutex; + pthread_mutex_t _send_mutex; + bool _param_initialized; + param_t _param_system_id; + param_t _param_component_id; + param_t _param_system_type; + param_t _param_use_hil_gps; - /** - * Send one parameter. - * - * @param param The parameter id to send. - * @return zero on success, nonzero on failure. - */ - int mavlink_pm_send_param(param_t param); + perf_counter_t _loop_perf; /**< loop performance counter */ + perf_counter_t _txerr_perf; /**< TX error counter */ - /** - * Send one parameter identified by index. - * - * @param index The index of the parameter to send. - * @return zero on success, nonzero else. - */ - int mavlink_pm_send_param_for_index(uint16_t index); + void mavlink_update_system(); - /** - * Send one parameter identified by name. - * - * @param name The index of the parameter to send. - * @return zero on success, nonzero else. - */ - int mavlink_pm_send_param_for_name(const char *name); + int mavlink_open_uart(int baudrate, const char *uart_name, struct termios *uart_config_original, bool *is_usb); /** - * Send a queue of parameters, one parameter per function call. + * Get the free space in the transmit buffer * - * @return zero on success, nonzero on failure + * @return free space in the UART TX buffer */ - int mavlink_pm_queued_send(void); + unsigned get_free_tx_buf(); + + static unsigned int interval_from_rate(float rate); + + int configure_stream(const char *stream_name, const float rate); /** - * Start sending the parameter queue. + * Adjust the stream rates based on the current rate * - * This function will not directly send parameters, but instead - * activate the sending of one parameter on each call of - * mavlink_pm_queued_send(). - * @see mavlink_pm_queued_send() + * @param multiplier if greater than 1, the transmission rate will increase, if smaller than one decrease */ - void mavlink_pm_start_queued_send(); - - void mavlink_update_system(); - - void mavlink_waypoint_eventloop(uint64_t now); - void mavlink_wpm_send_waypoint_reached(uint16_t seq); - void mavlink_wpm_send_waypoint_request(uint8_t sysid, uint8_t compid, uint16_t seq); - void mavlink_wpm_send_waypoint(uint8_t sysid, uint8_t compid, uint16_t seq); - void mavlink_wpm_send_waypoint_count(uint8_t sysid, uint8_t compid, uint16_t count); - void mavlink_wpm_send_waypoint_current(uint16_t seq); - void mavlink_wpm_send_waypoint_ack(uint8_t sysid, uint8_t compid, uint8_t type); - void mavlink_wpm_init(mavlink_wpm_storage *state); - int map_mission_item_to_mavlink_mission_item(const struct mission_item_s *mission_item, mavlink_mission_item_t *mavlink_mission_item); - int map_mavlink_mission_item_to_mission_item(const mavlink_mission_item_t *mavlink_mission_item, struct mission_item_s *mission_item); - void publish_mission(); - - void mavlink_missionlib_send_message(mavlink_message_t *msg); - int mavlink_missionlib_send_gcs_string(const char *string); - - int mavlink_open_uart(int baudrate, const char *uart_name, struct termios *uart_config_original, bool *is_usb); - - int configure_stream(const char *stream_name, const float rate); - void configure_stream_threadsafe(const char *stream_name, const float rate); + void adjust_stream_rates(const float multiplier); int message_buffer_init(int size); @@ -356,13 +383,16 @@ private: int message_buffer_is_empty(); - bool message_buffer_write(void *ptr, int size); - int message_buffer_get_ptr(void **ptr, bool *is_part); void message_buffer_mark_read(int n); - void pass_message(mavlink_message_t *msg); + void pass_message(const mavlink_message_t *msg); + + /** + * Update rate mult so total bitrate will be equal to _datarate. + */ + void update_rate_mult(); static int mavlink_dev_ioctl(struct file *filep, int cmd, unsigned long arg); @@ -371,4 +401,7 @@ private: */ int task_main(int argc, char *argv[]); + /* do not allow copying this class */ + Mavlink(const Mavlink&); + Mavlink operator=(const Mavlink&); }; diff --git a/src/modules/mavlink/mavlink_messages.cpp b/src/modules/mavlink/mavlink_messages.cpp index 678ce1645..683f0f1e8 100644 --- a/src/modules/mavlink/mavlink_messages.cpp +++ b/src/modules/mavlink/mavlink_messages.cpp @@ -40,12 +40,11 @@ */ #include <stdio.h> + #include <commander/px4_custom_mode.h> #include <lib/geo/geo.h> - #include <uORB/uORB.h> #include <uORB/topics/sensor_combined.h> -#include <uORB/topics/rc_channels.h> #include <uORB/topics/vehicle_attitude.h> #include <uORB/topics/vehicle_gps_position.h> #include <uORB/topics/vehicle_global_position.h> @@ -73,9 +72,11 @@ #include <drivers/drv_rc_input.h> #include <drivers/drv_pwm_output.h> #include <drivers/drv_range_finder.h> +#include <systemlib/err.h> +#include <mavlink/mavlink_log.h> #include "mavlink_messages.h" - +#include "mavlink_main.h" static uint16_t cm_uint16_from_m_float(float m); static void get_mavlink_mode_state(struct vehicle_status_s *status, struct position_setpoint_triplet_s *pos_sp_triplet, @@ -118,46 +119,90 @@ void get_mavlink_mode_state(struct vehicle_status_s *status, struct position_set union px4_custom_mode custom_mode; custom_mode.data = 0; - if (pos_sp_triplet->nav_state == NAV_STATE_NONE) { - /* use main state when navigator is not active */ - if (status->main_state == MAIN_STATE_MANUAL) { - *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED | (status->is_rotary_wing ? MAV_MODE_FLAG_STABILIZE_ENABLED : 0); - custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_MANUAL; + switch (status->nav_state) { - } else if (status->main_state == MAIN_STATE_SEATBELT) { - *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED | MAV_MODE_FLAG_STABILIZE_ENABLED; - custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_SEATBELT; + case NAVIGATION_STATE_MANUAL: + *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED + | (status->is_rotary_wing ? MAV_MODE_FLAG_STABILIZE_ENABLED : 0); + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_MANUAL; + break; - } else if (status->main_state == MAIN_STATE_EASY) { - *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED | MAV_MODE_FLAG_STABILIZE_ENABLED | MAV_MODE_FLAG_GUIDED_ENABLED; - custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_EASY; + case NAVIGATION_STATE_ACRO: + *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_ACRO; + break; - } else if (status->main_state == MAIN_STATE_AUTO) { - *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED | MAV_MODE_FLAG_STABILIZE_ENABLED | MAV_MODE_FLAG_GUIDED_ENABLED; - custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; - custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_READY; - } + case NAVIGATION_STATE_ALTCTL: + *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_ALTCTL; + break; - } else { - /* use navigation state when navigator is active */ - *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED | MAV_MODE_FLAG_STABILIZE_ENABLED | MAV_MODE_FLAG_GUIDED_ENABLED; - custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; + case NAVIGATION_STATE_POSCTL: + *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_POSCTL; + break; - if (pos_sp_triplet->nav_state == NAV_STATE_READY) { - custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_READY; + case NAVIGATION_STATE_AUTO_MISSION: + *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; + custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_MISSION; + break; - } else if (pos_sp_triplet->nav_state == NAV_STATE_LOITER) { + case NAVIGATION_STATE_AUTO_LOITER: + *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_LOITER; + break; - } else if (pos_sp_triplet->nav_state == NAV_STATE_MISSION) { - custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_MISSION; - - } else if (pos_sp_triplet->nav_state == NAV_STATE_RTL) { + case NAVIGATION_STATE_AUTO_RTL: + *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_RTL; + break; - } else if (pos_sp_triplet->nav_state == NAV_STATE_LAND) { + case NAVIGATION_STATE_LAND: + /* fallthrough */ + case NAVIGATION_STATE_DESCEND: + *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_LAND; - } + break; + + case NAVIGATION_STATE_AUTO_RTGS: + *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; + custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_RTGS; + break; + + case NAVIGATION_STATE_TERMINATION: + *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_MANUAL; + break; + + case NAVIGATION_STATE_OFFBOARD: + *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_OFFBOARD; + break; + + case NAVIGATION_STATE_MAX: + /* this is an unused case, ignore */ + break; + } *mavlink_custom_mode = custom_mode.data; @@ -189,95 +234,263 @@ void get_mavlink_mode_state(struct vehicle_status_s *status, struct position_set class MavlinkStreamHeartbeat : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamHeartbeat::get_name_static(); + } + + static const char *get_name_static() { return "HEARTBEAT"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamHeartbeat(); + return MAVLINK_MSG_ID_HEARTBEAT; + } + + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamHeartbeat(mavlink); + } + + unsigned get_size() + { + return MAVLINK_MSG_ID_HEARTBEAT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; + } + + bool const_rate() { + return true; } private: - MavlinkOrbSubscription *status_sub; - struct vehicle_status_s *status; + MavlinkOrbSubscription *_status_sub; + MavlinkOrbSubscription *_pos_sp_triplet_sub; - MavlinkOrbSubscription *pos_sp_triplet_sub; - struct position_setpoint_triplet_s *pos_sp_triplet; + /* do not allow top copying this class */ + MavlinkStreamHeartbeat(MavlinkStreamHeartbeat &); + MavlinkStreamHeartbeat& operator = (const MavlinkStreamHeartbeat &); protected: - void subscribe(Mavlink *mavlink) + explicit MavlinkStreamHeartbeat(Mavlink *mavlink) : MavlinkStream(mavlink), + _status_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_status))), + _pos_sp_triplet_sub(_mavlink->add_orb_subscription(ORB_ID(position_setpoint_triplet))) + {} + + void send(const hrt_abstime t) + { + struct vehicle_status_s status; + struct position_setpoint_triplet_s pos_sp_triplet; + + /* always send the heartbeat, independent of the update status of the topics */ + if (!_status_sub->update(&status)) { + /* if topic update failed fill it with defaults */ + memset(&status, 0, sizeof(status)); + } + + if (!_pos_sp_triplet_sub->update(&pos_sp_triplet)) { + /* if topic update failed fill it with defaults */ + memset(&pos_sp_triplet, 0, sizeof(pos_sp_triplet)); + } + + mavlink_heartbeat_t msg; + + msg.base_mode = 0; + msg.custom_mode = 0; + get_mavlink_mode_state(&status, &pos_sp_triplet, &msg.system_status, &msg.base_mode, &msg.custom_mode); + msg.type = mavlink_system.type; + msg.autopilot = MAV_AUTOPILOT_PX4; + msg.mavlink_version = 3; + + _mavlink->send_message(MAVLINK_MSG_ID_HEARTBEAT, &msg); + } +}; + +class MavlinkStreamStatustext : public MavlinkStream +{ +public: + const char *get_name() const + { + return MavlinkStreamStatustext::get_name_static(); + } + + static const char *get_name_static() { - status_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_status)); - status = (struct vehicle_status_s *)status_sub->get_data(); + return "STATUSTEXT"; + } - pos_sp_triplet_sub = mavlink->add_orb_subscription(ORB_ID(position_setpoint_triplet)); - pos_sp_triplet = (struct position_setpoint_triplet_s *)pos_sp_triplet_sub->get_data(); + uint8_t get_id() + { + return MAVLINK_MSG_ID_STATUSTEXT; } + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamStatustext(mavlink); + } + + unsigned get_size() { + return mavlink_logbuffer_is_empty(_mavlink->get_logbuffer()) ? 0 : (MAVLINK_MSG_ID_STATUSTEXT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES); + } + +private: + /* do not allow top copying this class */ + MavlinkStreamStatustext(MavlinkStreamStatustext &); + MavlinkStreamStatustext& operator = (const MavlinkStreamStatustext &); + +protected: + explicit MavlinkStreamStatustext(Mavlink *mavlink) : MavlinkStream(mavlink) + {} + void send(const hrt_abstime t) { - (void)status_sub->update(t); - (void)pos_sp_triplet_sub->update(t); + if (!mavlink_logbuffer_is_empty(_mavlink->get_logbuffer())) { + struct mavlink_logmessage logmsg; + int lb_ret = mavlink_logbuffer_read(_mavlink->get_logbuffer(), &logmsg); - uint8_t mavlink_state = 0; - uint8_t mavlink_base_mode = 0; - uint32_t mavlink_custom_mode = 0; - get_mavlink_mode_state(status, pos_sp_triplet, &mavlink_state, &mavlink_base_mode, &mavlink_custom_mode); + if (lb_ret == OK) { + mavlink_statustext_t msg; - mavlink_msg_heartbeat_send(_channel, - mavlink_system.type, - MAV_AUTOPILOT_PX4, - mavlink_base_mode, - mavlink_custom_mode, - mavlink_state); + msg.severity = logmsg.severity; + strncpy(msg.text, logmsg.text, sizeof(msg.text)); + _mavlink->send_message(MAVLINK_MSG_ID_STATUSTEXT, &msg); + } + } } }; +class MavlinkStreamCommandLong : public MavlinkStream +{ +public: + const char *get_name() const + { + return MavlinkStreamCommandLong::get_name_static(); + } + + static const char *get_name_static() + { + return "COMMAND_LONG"; + } + + uint8_t get_id() + { + return MAVLINK_MSG_ID_COMMAND_LONG; + } + + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamCommandLong(mavlink); + } + + unsigned get_size() { + return 0; // commands stream is not regular and not predictable + } + +private: + MavlinkOrbSubscription *_cmd_sub; + uint64_t _cmd_time; + + /* do not allow top copying this class */ + MavlinkStreamCommandLong(MavlinkStreamCommandLong &); + MavlinkStreamCommandLong& operator = (const MavlinkStreamCommandLong &); + +protected: + explicit MavlinkStreamCommandLong(Mavlink *mavlink) : MavlinkStream(mavlink), + _cmd_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_command))), + _cmd_time(0) + {} + + void send(const hrt_abstime t) + { + struct vehicle_command_s cmd; + + if (_cmd_sub->update(&_cmd_time, &cmd)) { + /* only send commands for other systems/components */ + if (cmd.target_system != mavlink_system.sysid || cmd.target_component != mavlink_system.compid) { + mavlink_command_long_t msg; + + msg.target_system = cmd.target_system; + msg.target_component = cmd.target_component; + msg.command = cmd.command; + msg.confirmation = cmd.confirmation; + msg.param1 = cmd.param1; + msg.param2 = cmd.param2; + msg.param3 = cmd.param3; + msg.param4 = cmd.param4; + msg.param5 = cmd.param5; + msg.param6 = cmd.param6; + msg.param7 = cmd.param7; + + _mavlink->send_message(MAVLINK_MSG_ID_COMMAND_LONG, &msg); + } + } + } +}; class MavlinkStreamSysStatus : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamSysStatus::get_name_static(); + } + + static const char *get_name_static() { return "SYS_STATUS"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamSysStatus(); + return MAVLINK_MSG_ID_SYS_STATUS; } -private: - MavlinkOrbSubscription *status_sub; - struct vehicle_status_s *status; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamSysStatus(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - status_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_status)); - status = (struct vehicle_status_s *)status_sub->get_data(); + return MAVLINK_MSG_ID_SYS_STATUS_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_status_sub; + + /* do not allow top copying this class */ + MavlinkStreamSysStatus(MavlinkStreamSysStatus &); + MavlinkStreamSysStatus& operator = (const MavlinkStreamSysStatus &); + +protected: + explicit MavlinkStreamSysStatus(Mavlink *mavlink) : MavlinkStream(mavlink), + _status_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_status))) + {} + void send(const hrt_abstime t) { - status_sub->update(t); - mavlink_msg_sys_status_send(_channel, - status->onboard_control_sensors_present, - status->onboard_control_sensors_enabled, - status->onboard_control_sensors_health, - status->load * 1000.0f, - status->battery_voltage * 1000.0f, - status->battery_current * 1000.0f, - status->battery_remaining * 100.0f, - status->drop_rate_comm, - status->errors_comm, - status->errors_count1, - status->errors_count2, - status->errors_count3, - status->errors_count4); + struct vehicle_status_s status; + + if (_status_sub->update(&status)) { + mavlink_sys_status_t msg; + + msg.onboard_control_sensors_present = status.onboard_control_sensors_present; + msg.onboard_control_sensors_enabled = status.onboard_control_sensors_enabled; + msg.onboard_control_sensors_health = status.onboard_control_sensors_health; + msg.load = status.load * 1000.0f; + msg.voltage_battery = status.battery_voltage * 1000.0f; + msg.current_battery = status.battery_current * 100.0f; + msg.drop_rate_comm = status.drop_rate_comm; + msg.errors_comm = status.errors_comm; + msg.errors_count1 = status.errors_count1; + msg.errors_count2 = status.errors_count2; + msg.errors_count3 = status.errors_count3; + msg.errors_count4 = status.errors_count4; + msg.battery_remaining = status.battery_remaining * 100.0f; + + _mavlink->send_message(MAVLINK_MSG_ID_SYS_STATUS, &msg); + } } }; @@ -285,73 +498,104 @@ protected: class MavlinkStreamHighresIMU : public MavlinkStream { public: - MavlinkStreamHighresIMU() : MavlinkStream(), accel_timestamp(0), gyro_timestamp(0), mag_timestamp(0), baro_timestamp(0) + const char *get_name() const { + return MavlinkStreamHighresIMU::get_name_static(); } - const char *get_name() + static const char *get_name_static() { return "HIGHRES_IMU"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamHighresIMU(); + return MAVLINK_MSG_ID_HIGHRES_IMU; + } + + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamHighresIMU(mavlink); + } + + unsigned get_size() + { + return MAVLINK_MSG_ID_HIGHRES_IMU_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } private: - MavlinkOrbSubscription *sensor_sub; - struct sensor_combined_s *sensor; + MavlinkOrbSubscription *_sensor_sub; + uint64_t _sensor_time; + + uint64_t _accel_timestamp; + uint64_t _gyro_timestamp; + uint64_t _mag_timestamp; + uint64_t _baro_timestamp; - uint64_t accel_timestamp; - uint64_t gyro_timestamp; - uint64_t mag_timestamp; - uint64_t baro_timestamp; + /* do not allow top copying this class */ + MavlinkStreamHighresIMU(MavlinkStreamHighresIMU &); + MavlinkStreamHighresIMU& operator = (const MavlinkStreamHighresIMU &); protected: - void subscribe(Mavlink *mavlink) - { - sensor_sub = mavlink->add_orb_subscription(ORB_ID(sensor_combined)); - sensor = (struct sensor_combined_s *)sensor_sub->get_data(); - } + explicit MavlinkStreamHighresIMU(Mavlink *mavlink) : MavlinkStream(mavlink), + _sensor_sub(_mavlink->add_orb_subscription(ORB_ID(sensor_combined))), + _sensor_time(0), + _accel_timestamp(0), + _gyro_timestamp(0), + _mag_timestamp(0), + _baro_timestamp(0) + {} void send(const hrt_abstime t) { - if (sensor_sub->update(t)) { + struct sensor_combined_s sensor; + + if (_sensor_sub->update(&_sensor_time, &sensor)) { uint16_t fields_updated = 0; - if (accel_timestamp != sensor->accelerometer_timestamp) { + if (_accel_timestamp != sensor.accelerometer_timestamp) { /* mark first three dimensions as changed */ fields_updated |= (1 << 0) | (1 << 1) | (1 << 2); - accel_timestamp = sensor->accelerometer_timestamp; + _accel_timestamp = sensor.accelerometer_timestamp; } - if (gyro_timestamp != sensor->timestamp) { + if (_gyro_timestamp != sensor.timestamp) { /* mark second group dimensions as changed */ fields_updated |= (1 << 3) | (1 << 4) | (1 << 5); - gyro_timestamp = sensor->timestamp; + _gyro_timestamp = sensor.timestamp; } - if (mag_timestamp != sensor->magnetometer_timestamp) { + if (_mag_timestamp != sensor.magnetometer_timestamp) { /* mark third group dimensions as changed */ fields_updated |= (1 << 6) | (1 << 7) | (1 << 8); - mag_timestamp = sensor->magnetometer_timestamp; + _mag_timestamp = sensor.magnetometer_timestamp; } - if (baro_timestamp != sensor->baro_timestamp) { + if (_baro_timestamp != sensor.baro_timestamp) { /* mark last group dimensions as changed */ fields_updated |= (1 << 9) | (1 << 11) | (1 << 12); - baro_timestamp = sensor->baro_timestamp; + _baro_timestamp = sensor.baro_timestamp; } - mavlink_msg_highres_imu_send(_channel, - sensor->timestamp, - sensor->accelerometer_m_s2[0], sensor->accelerometer_m_s2[1], sensor->accelerometer_m_s2[2], - sensor->gyro_rad_s[0], sensor->gyro_rad_s[1], sensor->gyro_rad_s[2], - sensor->magnetometer_ga[0], sensor->magnetometer_ga[1], sensor->magnetometer_ga[2], - sensor->baro_pres_mbar, sensor->differential_pressure_pa, - sensor->baro_alt_meter, sensor->baro_temp_celcius, - fields_updated); + mavlink_highres_imu_t msg; + + msg.time_usec = sensor.timestamp; + msg.xacc = sensor.accelerometer_m_s2[0]; + msg.yacc = sensor.accelerometer_m_s2[1]; + msg.zacc = sensor.accelerometer_m_s2[2]; + msg.xgyro = sensor.gyro_rad_s[0]; + msg.ygyro = sensor.gyro_rad_s[1]; + msg.zgyro = sensor.gyro_rad_s[2]; + msg.xmag = sensor.magnetometer_ga[0]; + msg.ymag = sensor.magnetometer_ga[1]; + msg.zmag = sensor.magnetometer_ga[2]; + msg.abs_pressure = sensor.baro_pres_mbar; + msg.diff_pressure = sensor.differential_pressure_pa; + msg.pressure_alt = sensor.baro_alt_meter; + msg.temperature = sensor.baro_temp_celcius; + msg.fields_updated = fields_updated; + + _mavlink->send_message(MAVLINK_MSG_ID_HIGHRES_IMU, &msg); } } }; @@ -360,34 +604,62 @@ protected: class MavlinkStreamAttitude : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamAttitude::get_name_static(); + } + + static const char *get_name_static() { return "ATTITUDE"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamAttitude(); + return MAVLINK_MSG_ID_ATTITUDE; } -private: - MavlinkOrbSubscription *att_sub; - struct vehicle_attitude_s *att; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamAttitude(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - att_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_attitude)); - att = (struct vehicle_attitude_s *)att_sub->get_data(); + return MAVLINK_MSG_ID_ATTITUDE_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_att_sub; + uint64_t _att_time; + + /* do not allow top copying this class */ + MavlinkStreamAttitude(MavlinkStreamAttitude &); + MavlinkStreamAttitude& operator = (const MavlinkStreamAttitude &); + + +protected: + explicit MavlinkStreamAttitude(Mavlink *mavlink) : MavlinkStream(mavlink), + _att_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_attitude))), + _att_time(0) + {} + void send(const hrt_abstime t) { - if (att_sub->update(t)) { - mavlink_msg_attitude_send(_channel, - att->timestamp / 1000, - att->roll, att->pitch, att->yaw, - att->rollspeed, att->pitchspeed, att->yawspeed); + struct vehicle_attitude_s att; + + if (_att_sub->update(&_att_time, &att)) { + mavlink_attitude_t msg; + + msg.time_boot_ms = att.timestamp / 1000; + msg.roll = att.roll; + msg.pitch = att.pitch; + msg.yaw = att.yaw; + msg.rollspeed = att.rollspeed; + msg.pitchspeed = att.pitchspeed; + msg.yawspeed = att.yawspeed; + + _mavlink->send_message(MAVLINK_MSG_ID_ATTITUDE, &msg); } } }; @@ -396,39 +668,62 @@ protected: class MavlinkStreamAttitudeQuaternion : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamAttitudeQuaternion::get_name_static(); + } + + static const char *get_name_static() { return "ATTITUDE_QUATERNION"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamAttitudeQuaternion(); + return MAVLINK_MSG_ID_ATTITUDE_QUATERNION; } -private: - MavlinkOrbSubscription *att_sub; - struct vehicle_attitude_s *att; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamAttitudeQuaternion(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - att_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_attitude)); - att = (struct vehicle_attitude_s *)att_sub->get_data(); + return MAVLINK_MSG_ID_ATTITUDE_QUATERNION_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_att_sub; + uint64_t _att_time; + + /* do not allow top copying this class */ + MavlinkStreamAttitudeQuaternion(MavlinkStreamAttitudeQuaternion &); + MavlinkStreamAttitudeQuaternion& operator = (const MavlinkStreamAttitudeQuaternion &); + +protected: + explicit MavlinkStreamAttitudeQuaternion(Mavlink *mavlink) : MavlinkStream(mavlink), + _att_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_attitude))), + _att_time(0) + {} + void send(const hrt_abstime t) { - if (att_sub->update(t)) { - mavlink_msg_attitude_quaternion_send(_channel, - att->timestamp / 1000, - att->q[0], - att->q[1], - att->q[2], - att->q[3], - att->rollspeed, - att->pitchspeed, - att->yawspeed); + struct vehicle_attitude_s att; + + if (_att_sub->update(&_att_time, &att)) { + mavlink_attitude_quaternion_t msg; + + msg.time_boot_ms = att.timestamp / 1000; + msg.q1 = att.q[0]; + msg.q2 = att.q[1]; + msg.q3 = att.q[2]; + msg.q4 = att.q[3]; + msg.rollspeed = att.rollspeed; + msg.pitchspeed = att.pitchspeed; + msg.yawspeed = att.yawspeed; + + _mavlink->send_message(MAVLINK_MSG_ID_ATTITUDE_QUATERNION, &msg); } } }; @@ -437,71 +732,91 @@ protected: class MavlinkStreamVFRHUD : public MavlinkStream { public: - const char *get_name() + + const char *get_name() const { - return "VFR_HUD"; + return MavlinkStreamVFRHUD::get_name_static(); } - MavlinkStream *new_instance() + static const char *get_name_static() { - return new MavlinkStreamVFRHUD(); + return "VFR_HUD"; } -private: - MavlinkOrbSubscription *att_sub; - struct vehicle_attitude_s *att; + uint8_t get_id() + { + return MAVLINK_MSG_ID_VFR_HUD; + } - MavlinkOrbSubscription *pos_sub; - struct vehicle_global_position_s *pos; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamVFRHUD(mavlink); + } - MavlinkOrbSubscription *armed_sub; - struct actuator_armed_s *armed; + unsigned get_size() + { + return MAVLINK_MSG_ID_VFR_HUD_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; + } - MavlinkOrbSubscription *act_sub; - struct actuator_controls_s *act; +private: + MavlinkOrbSubscription *_att_sub; + uint64_t _att_time; - MavlinkOrbSubscription *airspeed_sub; - struct airspeed_s *airspeed; + MavlinkOrbSubscription *_pos_sub; + uint64_t _pos_time; -protected: - void subscribe(Mavlink *mavlink) - { - att_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_attitude)); - att = (struct vehicle_attitude_s *)att_sub->get_data(); + MavlinkOrbSubscription *_armed_sub; + uint64_t _armed_time; - pos_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_global_position)); - pos = (struct vehicle_global_position_s *)pos_sub->get_data(); + MavlinkOrbSubscription *_act_sub; + uint64_t _act_time; - armed_sub = mavlink->add_orb_subscription(ORB_ID(actuator_armed)); - armed = (struct actuator_armed_s *)armed_sub->get_data(); + MavlinkOrbSubscription *_airspeed_sub; + uint64_t _airspeed_time; - act_sub = mavlink->add_orb_subscription(ORB_ID(actuator_controls_0)); - act = (struct actuator_controls_s *)act_sub->get_data(); + /* do not allow top copying this class */ + MavlinkStreamVFRHUD(MavlinkStreamVFRHUD &); + MavlinkStreamVFRHUD& operator = (const MavlinkStreamVFRHUD &); - airspeed_sub = mavlink->add_orb_subscription(ORB_ID(airspeed)); - airspeed = (struct airspeed_s *)airspeed_sub->get_data(); - } +protected: + explicit MavlinkStreamVFRHUD(Mavlink *mavlink) : MavlinkStream(mavlink), + _att_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_attitude))), + _att_time(0), + _pos_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_global_position))), + _pos_time(0), + _armed_sub(_mavlink->add_orb_subscription(ORB_ID(actuator_armed))), + _armed_time(0), + _act_sub(_mavlink->add_orb_subscription(ORB_ID(actuator_controls_0))), + _act_time(0), + _airspeed_sub(_mavlink->add_orb_subscription(ORB_ID(airspeed))), + _airspeed_time(0) + {} void send(const hrt_abstime t) { - bool updated = att_sub->update(t); - updated |= pos_sub->update(t); - updated |= armed_sub->update(t); - updated |= act_sub->update(t); - updated |= airspeed_sub->update(t); + struct vehicle_attitude_s att; + struct vehicle_global_position_s pos; + struct actuator_armed_s armed; + struct actuator_controls_s act; + struct airspeed_s airspeed; + + bool updated = _att_sub->update(&_att_time, &att); + updated |= _pos_sub->update(&_pos_time, &pos); + updated |= _armed_sub->update(&_armed_time, &armed); + updated |= _act_sub->update(&_act_time, &act); + updated |= _airspeed_sub->update(&_airspeed_time, &airspeed); if (updated) { - float groundspeed = sqrtf(pos->vel_n * pos->vel_n + pos->vel_e * pos->vel_e); - uint16_t heading = _wrap_2pi(att->yaw) * M_RAD_TO_DEG_F; - float throttle = armed->armed ? act->control[3] * 100.0f : 0.0f; - - mavlink_msg_vfr_hud_send(_channel, - airspeed->true_airspeed_m_s, - groundspeed, - heading, - throttle, - pos->alt, - -pos->vel_d); + mavlink_vfr_hud_t msg; + + msg.airspeed = airspeed.true_airspeed_m_s; + msg.groundspeed = sqrtf(pos.vel_n * pos.vel_n + pos.vel_e * pos.vel_e); + msg.heading = _wrap_2pi(att.yaw) * M_RAD_TO_DEG_F; + msg.throttle = armed.armed ? act.control[3] * 100.0f : 0.0f; + msg.alt = pos.alt; + msg.climb = -pos.vel_d; + + _mavlink->send_message(MAVLINK_MSG_ID_VFR_HUD, &msg); } } }; @@ -510,41 +825,64 @@ protected: class MavlinkStreamGPSRawInt : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamGPSRawInt::get_name_static(); + } + + static const char *get_name_static() { return "GPS_RAW_INT"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamGPSRawInt(); + return MAVLINK_MSG_ID_GPS_RAW_INT; } -private: - MavlinkOrbSubscription *gps_sub; - struct vehicle_gps_position_s *gps; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamGPSRawInt(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - gps_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_gps_position)); - gps = (struct vehicle_gps_position_s *)gps_sub->get_data(); + return MAVLINK_MSG_ID_GPS_RAW_INT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_gps_sub; + uint64_t _gps_time; + + /* do not allow top copying this class */ + MavlinkStreamGPSRawInt(MavlinkStreamGPSRawInt &); + MavlinkStreamGPSRawInt& operator = (const MavlinkStreamGPSRawInt &); + +protected: + explicit MavlinkStreamGPSRawInt(Mavlink *mavlink) : MavlinkStream(mavlink), + _gps_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_gps_position))), + _gps_time(0) + {} + void send(const hrt_abstime t) { - if (gps_sub->update(t)) { - mavlink_msg_gps_raw_int_send(_channel, - gps->timestamp_position, - gps->fix_type, - gps->lat, - gps->lon, - gps->alt, - cm_uint16_from_m_float(gps->eph_m), - cm_uint16_from_m_float(gps->epv_m), - gps->vel_m_s * 100.0f, - _wrap_2pi(gps->cog_rad) * M_RAD_TO_DEG_F * 1e2f, - gps->satellites_visible); + struct vehicle_gps_position_s gps; + + if (_gps_sub->update(&_gps_time, &gps)) { + mavlink_gps_raw_int_t msg; + + msg.time_usec = gps.timestamp_position; + msg.fix_type = gps.fix_type; + msg.lat = gps.lat; + msg.lon = gps.lon; + msg.alt = gps.alt; + msg.eph = cm_uint16_from_m_float(gps.eph); + msg.epv = cm_uint16_from_m_float(gps.epv); + msg.vel = cm_uint16_from_m_float(gps.vel_m_s), + msg.cog = _wrap_2pi(gps.cog_rad) * M_RAD_TO_DEG_F * 1e2f, + msg.satellites_visible = gps.satellites_used; + + _mavlink->send_message(MAVLINK_MSG_ID_GPS_RAW_INT, &msg); } } }; @@ -553,49 +891,72 @@ protected: class MavlinkStreamGlobalPositionInt : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamGlobalPositionInt::get_name_static(); + } + + static const char *get_name_static() { return "GLOBAL_POSITION_INT"; } - MavlinkStream *new_instance() + uint8_t get_id() + { + return MAVLINK_MSG_ID_GLOBAL_POSITION_INT; + } + + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamGlobalPositionInt(mavlink); + } + + unsigned get_size() { - return new MavlinkStreamGlobalPositionInt(); + return MAVLINK_MSG_ID_GLOBAL_POSITION_INT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } private: - MavlinkOrbSubscription *pos_sub; - struct vehicle_global_position_s *pos; + MavlinkOrbSubscription *_pos_sub; + uint64_t _pos_time; - MavlinkOrbSubscription *home_sub; - struct home_position_s *home; + MavlinkOrbSubscription *_home_sub; + uint64_t _home_time; -protected: - void subscribe(Mavlink *mavlink) - { - pos_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_global_position)); - pos = (struct vehicle_global_position_s *)pos_sub->get_data(); + /* do not allow top copying this class */ + MavlinkStreamGlobalPositionInt(MavlinkStreamGlobalPositionInt &); + MavlinkStreamGlobalPositionInt& operator = (const MavlinkStreamGlobalPositionInt &); - home_sub = mavlink->add_orb_subscription(ORB_ID(home_position)); - home = (struct home_position_s *)home_sub->get_data(); - } +protected: + explicit MavlinkStreamGlobalPositionInt(Mavlink *mavlink) : MavlinkStream(mavlink), + _pos_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_global_position))), + _pos_time(0), + _home_sub(_mavlink->add_orb_subscription(ORB_ID(home_position))), + _home_time(0) + {} void send(const hrt_abstime t) { - bool updated = pos_sub->update(t); - updated |= home_sub->update(t); + struct vehicle_global_position_s pos; + struct home_position_s home; + + bool updated = _pos_sub->update(&_pos_time, &pos); + updated |= _home_sub->update(&_home_time, &home); if (updated) { - mavlink_msg_global_position_int_send(_channel, - pos->timestamp / 1000, - pos->lat * 1e7, - pos->lon * 1e7, - pos->alt * 1000.0f, - (pos->alt - home->alt) * 1000.0f, - pos->vel_n * 100.0f, - pos->vel_e * 100.0f, - pos->vel_d * 100.0f, - _wrap_2pi(pos->yaw) * M_RAD_TO_DEG_F * 100.0f); + mavlink_global_position_int_t msg; + + msg.time_boot_ms = pos.timestamp / 1000; + msg.lat = pos.lat * 1e7; + msg.lon = pos.lon * 1e7; + msg.alt = pos.alt * 1000.0f; + msg.relative_alt = (pos.alt - home.alt) * 1000.0f; + msg.vx = pos.vel_n * 100.0f; + msg.vy = pos.vel_e * 100.0f; + msg.vz = pos.vel_d * 100.0f; + msg.hdg = _wrap_2pi(pos.yaw) * M_RAD_TO_DEG_F * 100.0f; + + _mavlink->send_message(MAVLINK_MSG_ID_GLOBAL_POSITION_INT, &msg); } } }; @@ -604,79 +965,124 @@ protected: class MavlinkStreamLocalPositionNED : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamLocalPositionNED::get_name_static(); + } + + static const char *get_name_static() { return "LOCAL_POSITION_NED"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamLocalPositionNED(); + return MAVLINK_MSG_ID_LOCAL_POSITION_NED; } -private: - MavlinkOrbSubscription *pos_sub; - struct vehicle_local_position_s *pos; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamLocalPositionNED(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - pos_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_local_position)); - pos = (struct vehicle_local_position_s *)pos_sub->get_data(); + return MAVLINK_MSG_ID_LOCAL_POSITION_NED_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_pos_sub; + uint64_t _pos_time; + + /* do not allow top copying this class */ + MavlinkStreamLocalPositionNED(MavlinkStreamLocalPositionNED &); + MavlinkStreamLocalPositionNED& operator = (const MavlinkStreamLocalPositionNED &); + +protected: + explicit MavlinkStreamLocalPositionNED(Mavlink *mavlink) : MavlinkStream(mavlink), + _pos_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_local_position))), + _pos_time(0) + {} + void send(const hrt_abstime t) { - if (pos_sub->update(t)) { - mavlink_msg_local_position_ned_send(_channel, - pos->timestamp / 1000, - pos->x, - pos->y, - pos->z, - pos->vx, - pos->vy, - pos->vz); + struct vehicle_local_position_s pos; + + if (_pos_sub->update(&_pos_time, &pos)) { + mavlink_local_position_ned_t msg; + + msg.time_boot_ms = pos.timestamp / 1000; + msg.x = pos.x; + msg.y = pos.y; + msg.z = pos.z; + msg.vx = pos.vx; + msg.vy = pos.vy; + msg.vz = pos.vz; + + _mavlink->send_message(MAVLINK_MSG_ID_LOCAL_POSITION_NED, &msg); } } }; - class MavlinkStreamViconPositionEstimate : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamViconPositionEstimate::get_name_static(); + } + + static const char *get_name_static() { return "VICON_POSITION_ESTIMATE"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamViconPositionEstimate(); + return MAVLINK_MSG_ID_VICON_POSITION_ESTIMATE; } -private: - MavlinkOrbSubscription *pos_sub; - struct vehicle_vicon_position_s *pos; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamViconPositionEstimate(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - pos_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_vicon_position)); - pos = (struct vehicle_vicon_position_s *)pos_sub->get_data(); + return MAVLINK_MSG_ID_VICON_POSITION_ESTIMATE_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_pos_sub; + uint64_t _pos_time; + + /* do not allow top copying this class */ + MavlinkStreamViconPositionEstimate(MavlinkStreamViconPositionEstimate &); + MavlinkStreamViconPositionEstimate& operator = (const MavlinkStreamViconPositionEstimate &); + +protected: + explicit MavlinkStreamViconPositionEstimate(Mavlink *mavlink) : MavlinkStream(mavlink), + _pos_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_vicon_position))), + _pos_time(0) + {} + void send(const hrt_abstime t) { - if (pos_sub->update(t)) { - mavlink_msg_vicon_position_estimate_send(_channel, - pos->timestamp / 1000, - pos->x, - pos->y, - pos->z, - pos->roll, - pos->pitch, - pos->yaw); + struct vehicle_vicon_position_s pos; + + if (_pos_sub->update(&_pos_time, &pos)) { + mavlink_vicon_position_estimate_t msg; + + msg.usec = pos.timestamp; + msg.x = pos.x; + msg.y = pos.y; + msg.z = pos.z; + msg.roll = pos.roll; + msg.pitch = pos.pitch; + msg.yaw = pos.yaw; + + _mavlink->send_message(MAVLINK_MSG_ID_VICON_POSITION_ESTIMATE, &msg); } } }; @@ -685,71 +1091,117 @@ protected: class MavlinkStreamGPSGlobalOrigin : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamGPSGlobalOrigin::get_name_static(); + } + + static const char *get_name_static() { return "GPS_GLOBAL_ORIGIN"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamGPSGlobalOrigin(); + return MAVLINK_MSG_ID_GPS_GLOBAL_ORIGIN; } -private: - MavlinkOrbSubscription *home_sub; - struct home_position_s *home; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamGPSGlobalOrigin(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - home_sub = mavlink->add_orb_subscription(ORB_ID(home_position)); - home = (struct home_position_s *)home_sub->get_data(); + return _home_sub->is_published() ? (MAVLINK_MSG_ID_GPS_GLOBAL_ORIGIN_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES) : 0; } +private: + MavlinkOrbSubscription *_home_sub; + + /* do not allow top copying this class */ + MavlinkStreamGPSGlobalOrigin(MavlinkStreamGPSGlobalOrigin &); + MavlinkStreamGPSGlobalOrigin& operator = (const MavlinkStreamGPSGlobalOrigin &); + +protected: + explicit MavlinkStreamGPSGlobalOrigin(Mavlink *mavlink) : MavlinkStream(mavlink), + _home_sub(_mavlink->add_orb_subscription(ORB_ID(home_position))) + {} + void send(const hrt_abstime t) { - /* we're sending the GPS home periodically to ensure the * the GCS does pick it up at one point */ - if (home_sub->is_published()) { - home_sub->update(t); + if (_home_sub->is_published()) { + struct home_position_s home; + + if (_home_sub->update(&home)) { + mavlink_gps_global_origin_t msg; - mavlink_msg_gps_global_origin_send(_channel, - (int32_t)(home->lat * 1e7), - (int32_t)(home->lon * 1e7), - (int32_t)(home->alt) * 1000.0f); + msg.latitude = home.lat * 1e7; + msg.longitude = home.lon * 1e7; + msg.altitude = home.alt * 1e3f; + + _mavlink->send_message(MAVLINK_MSG_ID_GPS_GLOBAL_ORIGIN, &msg); + } } } }; +template <int N> class MavlinkStreamServoOutputRaw : public MavlinkStream { public: - MavlinkStreamServoOutputRaw(unsigned int n) : MavlinkStream(), _n(n) + const char *get_name() const { - sprintf(_name, "SERVO_OUTPUT_RAW_%d", _n); + return MavlinkStreamServoOutputRaw<N>::get_name_static(); } - const char *get_name() + uint8_t get_id() { - return _name; + return MAVLINK_MSG_ID_SERVO_OUTPUT_RAW; } - MavlinkStream *new_instance() + static const char *get_name_static() { - return new MavlinkStreamServoOutputRaw(_n); + switch (N) { + case 0: + return "SERVO_OUTPUT_RAW_0"; + + case 1: + return "SERVO_OUTPUT_RAW_1"; + + case 2: + return "SERVO_OUTPUT_RAW_2"; + + case 3: + return "SERVO_OUTPUT_RAW_3"; + } + } + + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamServoOutputRaw<N>(mavlink); + } + + unsigned get_size() + { + return MAVLINK_MSG_ID_SERVO_OUTPUT_RAW_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } private: - MavlinkOrbSubscription *act_sub; - struct actuator_outputs_s *act; + MavlinkOrbSubscription *_act_sub; + uint64_t _act_time; - char _name[20]; - unsigned int _n; + /* do not allow top copying this class */ + MavlinkStreamServoOutputRaw(MavlinkStreamServoOutputRaw &); + MavlinkStreamServoOutputRaw& operator = (const MavlinkStreamServoOutputRaw &); protected: - void subscribe(Mavlink *mavlink) + explicit MavlinkStreamServoOutputRaw(Mavlink *mavlink) : MavlinkStream(mavlink), + _act_sub(nullptr), + _act_time(0) { orb_id_t act_topics[] = { ORB_ID(actuator_outputs_0), @@ -758,24 +1210,28 @@ protected: ORB_ID(actuator_outputs_3) }; - act_sub = mavlink->add_orb_subscription(act_topics[_n]); - act = (struct actuator_outputs_s *)act_sub->get_data(); + _act_sub = _mavlink->add_orb_subscription(act_topics[N]); } void send(const hrt_abstime t) { - if (act_sub->update(t)) { - mavlink_msg_servo_output_raw_send(_channel, - act->timestamp / 1000, - _n, - act->output[0], - act->output[1], - act->output[2], - act->output[3], - act->output[4], - act->output[5], - act->output[6], - act->output[7]); + struct actuator_outputs_s act; + + if (_act_sub->update(&_act_time, &act)) { + mavlink_servo_output_raw_t msg; + + msg.time_usec = act.timestamp; + msg.port = N; + msg.servo1_raw = act.output[0]; + msg.servo2_raw = act.output[1]; + msg.servo3_raw = act.output[2]; + msg.servo4_raw = act.output[3]; + msg.servo5_raw = act.output[4]; + msg.servo6_raw = act.output[5]; + msg.servo7_raw = act.output[6]; + msg.servo8_raw = act.output[7]; + + _mavlink->send_message(MAVLINK_MSG_ID_SERVO_OUTPUT_RAW, &msg); } } }; @@ -784,56 +1240,82 @@ protected: class MavlinkStreamHILControls : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamHILControls::get_name_static(); + } + + static const char *get_name_static() { return "HIL_CONTROLS"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamHILControls(); + return MAVLINK_MSG_ID_HIL_CONTROLS; } -private: - MavlinkOrbSubscription *status_sub; - struct vehicle_status_s *status; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamHILControls(mavlink); + } - MavlinkOrbSubscription *pos_sp_triplet_sub; - struct position_setpoint_triplet_s *pos_sp_triplet; + unsigned get_size() + { + return MAVLINK_MSG_ID_HIL_CONTROLS_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; + } - MavlinkOrbSubscription *act_sub; - struct actuator_outputs_s *act; +private: + MavlinkOrbSubscription *_status_sub; + uint64_t _status_time; -protected: - void subscribe(Mavlink *mavlink) - { - status_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_status)); - status = (struct vehicle_status_s *)status_sub->get_data(); + MavlinkOrbSubscription *_pos_sp_triplet_sub; + uint64_t _pos_sp_triplet_time; - pos_sp_triplet_sub = mavlink->add_orb_subscription(ORB_ID(position_setpoint_triplet)); - pos_sp_triplet = (struct position_setpoint_triplet_s *)pos_sp_triplet_sub->get_data(); + MavlinkOrbSubscription *_act_sub; + uint64_t _act_time; - act_sub = mavlink->add_orb_subscription(ORB_ID(actuator_outputs_0)); - act = (struct actuator_outputs_s *)act_sub->get_data(); - } + /* do not allow top copying this class */ + MavlinkStreamHILControls(MavlinkStreamHILControls &); + MavlinkStreamHILControls& operator = (const MavlinkStreamHILControls &); + +protected: + explicit MavlinkStreamHILControls(Mavlink *mavlink) : MavlinkStream(mavlink), + _status_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_status))), + _status_time(0), + _pos_sp_triplet_sub(_mavlink->add_orb_subscription(ORB_ID(position_setpoint_triplet))), + _pos_sp_triplet_time(0), + _act_sub(_mavlink->add_orb_subscription(ORB_ID(actuator_outputs_0))), + _act_time(0) + {} void send(const hrt_abstime t) { - bool updated = status_sub->update(t); - updated |= pos_sp_triplet_sub->update(t); - updated |= act_sub->update(t); + struct vehicle_status_s status; + struct position_setpoint_triplet_s pos_sp_triplet; + struct actuator_outputs_s act; - if (updated) { + bool updated = _act_sub->update(&_act_time, &act); + updated |= _pos_sp_triplet_sub->update(&_pos_sp_triplet_time, &pos_sp_triplet); + updated |= _status_sub->update(&_status_time, &status); + + if (updated && (status.arming_state == ARMING_STATE_ARMED)) { /* translate the current syste state to mavlink state and mode */ uint8_t mavlink_state; uint8_t mavlink_base_mode; uint32_t mavlink_custom_mode; - get_mavlink_mode_state(status, pos_sp_triplet, &mavlink_state, &mavlink_base_mode, &mavlink_custom_mode); + get_mavlink_mode_state(&status, &pos_sp_triplet, &mavlink_state, &mavlink_base_mode, &mavlink_custom_mode); + + float out[8]; + const float pwm_center = (PWM_HIGHEST_MAX + PWM_LOWEST_MIN) / 2; + + /* scale outputs depending on system type */ if (mavlink_system.type == MAV_TYPE_QUADROTOR || mavlink_system.type == MAV_TYPE_HEXAROTOR || mavlink_system.type == MAV_TYPE_OCTOROTOR) { - /* set number of valid outputs depending on vehicle type */ + /* multirotors: set number of rotor outputs depending on type */ + unsigned n; switch (mavlink_system.type) { @@ -850,59 +1332,54 @@ protected: break; } - /* scale / assign outputs depending on system type */ - float out[8]; - for (unsigned i = 0; i < 8; i++) { - if (i < n) { - if (mavlink_base_mode & MAV_MODE_FLAG_SAFETY_ARMED) { - /* scale fake PWM out 900..2100 us to 0..1 for normal multirotors */ - out[i] = (act->output[i] - PWM_LOWEST_MIN) / (PWM_HIGHEST_MAX - PWM_LOWEST_MIN); + if (mavlink_base_mode & MAV_MODE_FLAG_SAFETY_ARMED) { + if (i < n) { + /* scale PWM out 900..2100 us to 0..1 for rotors */ + out[i] = (act.output[i] - PWM_LOWEST_MIN) / (PWM_HIGHEST_MAX - PWM_LOWEST_MIN); } else { - /* send 0 when disarmed */ - out[i] = 0.0f; + /* scale PWM out 900..2100 us to -1..1 for other channels */ + out[i] = (act.output[i] - pwm_center) / ((PWM_HIGHEST_MAX - PWM_LOWEST_MIN) / 2); } } else { - out[i] = -1.0f; + /* send 0 when disarmed */ + out[i] = 0.0f; } } - mavlink_msg_hil_controls_send(_channel, - hrt_absolute_time(), - out[0], out[1], out[2], out[3], out[4], out[5], out[6], out[7], - mavlink_base_mode, - 0); } else { - - /* fixed wing: scale all channels except throttle -1 .. 1 - * because we know that we set the mixers up this way - */ - - float out[8]; - - const float pwm_center = (PWM_HIGHEST_MAX + PWM_LOWEST_MIN) / 2; + /* fixed wing: scale throttle to 0..1 and other channels to -1..1 */ for (unsigned i = 0; i < 8; i++) { if (i != 3) { - /* scale fake PWM out 900..2100 us to -1..+1 for normal channels */ - out[i] = (act->output[i] - pwm_center) / ((PWM_HIGHEST_MAX - PWM_LOWEST_MIN) / 2); + /* scale PWM out 900..2100 us to -1..1 for normal channels */ + out[i] = (act.output[i] - pwm_center) / ((PWM_HIGHEST_MAX - PWM_LOWEST_MIN) / 2); } else { - - /* scale fake PWM out 900..2100 us to 0..1 for throttle */ - out[i] = (act->output[i] - PWM_LOWEST_MIN) / (PWM_HIGHEST_MAX - PWM_LOWEST_MIN); + /* scale PWM out 900..2100 us to 0..1 for throttle */ + out[i] = (act.output[i] - PWM_LOWEST_MIN) / (PWM_HIGHEST_MAX - PWM_LOWEST_MIN); } } - - mavlink_msg_hil_controls_send(_channel, - hrt_absolute_time(), - out[0], out[1], out[2], out[3], out[4], out[5], out[6], out[7], - mavlink_base_mode, - 0); } + + mavlink_hil_controls_t msg; + + msg.time_usec = hrt_absolute_time(); + msg.roll_ailerons = out[0]; + msg.pitch_elevator = out[1]; + msg.yaw_rudder = out[2]; + msg.throttle = out[3]; + msg.aux1 = out[4]; + msg.aux2 = out[5]; + msg.aux3 = out[6]; + msg.aux4 = out[7]; + msg.mode = mavlink_base_mode; + msg.nav_mode = 0; + + _mavlink->send_message(MAVLINK_MSG_ID_HIL_CONTROLS, &msg); } } }; @@ -911,36 +1388,57 @@ protected: class MavlinkStreamGlobalPositionSetpointInt : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamGlobalPositionSetpointInt::get_name_static(); + } + + static const char *get_name_static() { return "GLOBAL_POSITION_SETPOINT_INT"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamGlobalPositionSetpointInt(); + return MAVLINK_MSG_ID_GLOBAL_POSITION_SETPOINT_INT; } -private: - MavlinkOrbSubscription *pos_sp_triplet_sub; - struct position_setpoint_triplet_s *pos_sp_triplet; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamGlobalPositionSetpointInt(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - pos_sp_triplet_sub = mavlink->add_orb_subscription(ORB_ID(position_setpoint_triplet)); - pos_sp_triplet = (struct position_setpoint_triplet_s *)pos_sp_triplet_sub->get_data(); + return MAVLINK_MSG_ID_GLOBAL_POSITION_SETPOINT_INT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_pos_sp_triplet_sub; + + /* do not allow top copying this class */ + MavlinkStreamGlobalPositionSetpointInt(MavlinkStreamGlobalPositionSetpointInt &); + MavlinkStreamGlobalPositionSetpointInt& operator = (const MavlinkStreamGlobalPositionSetpointInt &); + +protected: + explicit MavlinkStreamGlobalPositionSetpointInt(Mavlink *mavlink) : MavlinkStream(mavlink), + _pos_sp_triplet_sub(_mavlink->add_orb_subscription(ORB_ID(position_setpoint_triplet))) + {} + void send(const hrt_abstime t) { - if (pos_sp_triplet_sub->update(t)) { - mavlink_msg_global_position_setpoint_int_send(_channel, - MAV_FRAME_GLOBAL, - (int32_t)(pos_sp_triplet->current.lat * 1e7), - (int32_t)(pos_sp_triplet->current.lon * 1e7), - (int32_t)(pos_sp_triplet->current.alt * 1000), - (int16_t)(pos_sp_triplet->current.yaw * M_RAD_TO_DEG_F * 100.0f)); + struct position_setpoint_triplet_s pos_sp_triplet; + + if (_pos_sp_triplet_sub->update(&pos_sp_triplet)) { + mavlink_global_position_setpoint_int_t msg; + + msg.coordinate_frame = MAV_FRAME_GLOBAL; + msg.latitude = pos_sp_triplet.current.lat * 1e7; + msg.longitude = pos_sp_triplet.current.lon * 1e7; + msg.altitude = pos_sp_triplet.current.alt * 1000; + msg.yaw = pos_sp_triplet.current.yaw * M_RAD_TO_DEG_F * 100.0f; + + _mavlink->send_message(MAVLINK_MSG_ID_GLOBAL_POSITION_SETPOINT_INT, &msg); } } }; @@ -949,36 +1447,59 @@ protected: class MavlinkStreamLocalPositionSetpoint : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamLocalPositionSetpoint::get_name_static(); + } + + static const char *get_name_static() { return "LOCAL_POSITION_SETPOINT"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamLocalPositionSetpoint(); + return MAVLINK_MSG_ID_LOCAL_POSITION_SETPOINT; } -private: - MavlinkOrbSubscription *pos_sp_sub; - struct vehicle_local_position_setpoint_s *pos_sp; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamLocalPositionSetpoint(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - pos_sp_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_local_position_setpoint)); - pos_sp = (struct vehicle_local_position_setpoint_s *)pos_sp_sub->get_data(); + return MAVLINK_MSG_ID_LOCAL_POSITION_SETPOINT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_pos_sp_sub; + uint64_t _pos_sp_time; + + /* do not allow top copying this class */ + MavlinkStreamLocalPositionSetpoint(MavlinkStreamLocalPositionSetpoint &); + MavlinkStreamLocalPositionSetpoint& operator = (const MavlinkStreamLocalPositionSetpoint &); + +protected: + explicit MavlinkStreamLocalPositionSetpoint(Mavlink *mavlink) : MavlinkStream(mavlink), + _pos_sp_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_local_position_setpoint))), + _pos_sp_time(0) + {} + void send(const hrt_abstime t) { - if (pos_sp_sub->update(t)) { - mavlink_msg_local_position_setpoint_send(_channel, - MAV_FRAME_LOCAL_NED, - pos_sp->x, - pos_sp->y, - pos_sp->z, - pos_sp->yaw); + struct vehicle_local_position_setpoint_s pos_sp; + + if (_pos_sp_sub->update(&_pos_sp_time, &pos_sp)) { + mavlink_local_position_setpoint_t msg; + + msg.coordinate_frame = MAV_FRAME_LOCAL_NED; + msg.x = pos_sp.x; + msg.y = pos_sp.y; + msg.z = pos_sp.z; + msg.yaw = pos_sp.yaw; + + _mavlink->send_message(MAVLINK_MSG_ID_LOCAL_POSITION_SETPOINT, &msg); } } }; @@ -987,36 +1508,59 @@ protected: class MavlinkStreamRollPitchYawThrustSetpoint : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamRollPitchYawThrustSetpoint::get_name_static(); + } + + static const char *get_name_static() { return "ROLL_PITCH_YAW_THRUST_SETPOINT"; } - MavlinkStream *new_instance() + uint8_t get_id() + { + return MAVLINK_MSG_ID_ROLL_PITCH_YAW_THRUST_SETPOINT; + } + + static MavlinkStream *new_instance(Mavlink *mavlink) { - return new MavlinkStreamRollPitchYawThrustSetpoint(); + return new MavlinkStreamRollPitchYawThrustSetpoint(mavlink); + } + + unsigned get_size() + { + return MAVLINK_MSG_ID_ROLL_PITCH_YAW_THRUST_SETPOINT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } private: MavlinkOrbSubscription *att_sp_sub; - struct vehicle_attitude_setpoint_s *att_sp; + uint64_t att_sp_time; + + /* do not allow top copying this class */ + MavlinkStreamRollPitchYawThrustSetpoint(MavlinkStreamRollPitchYawThrustSetpoint &); + MavlinkStreamRollPitchYawThrustSetpoint& operator = (const MavlinkStreamRollPitchYawThrustSetpoint &); protected: - void subscribe(Mavlink *mavlink) - { - att_sp_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_attitude_setpoint)); - att_sp = (struct vehicle_attitude_setpoint_s *)att_sp_sub->get_data(); - } + explicit MavlinkStreamRollPitchYawThrustSetpoint(Mavlink *mavlink) : MavlinkStream(mavlink), + att_sp_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_attitude_setpoint))), + att_sp_time(0) + {} void send(const hrt_abstime t) { - if (att_sp_sub->update(t)) { - mavlink_msg_roll_pitch_yaw_thrust_setpoint_send(_channel, - att_sp->timestamp / 1000, - att_sp->roll_body, - att_sp->pitch_body, - att_sp->yaw_body, - att_sp->thrust); + struct vehicle_attitude_setpoint_s att_sp; + + if (att_sp_sub->update(&att_sp_time, &att_sp)) { + mavlink_roll_pitch_yaw_thrust_setpoint_t msg; + + msg.time_boot_ms = att_sp.timestamp / 1000; + msg.roll = att_sp.roll_body; + msg.pitch = att_sp.pitch_body; + msg.yaw = att_sp.yaw_body; + msg.thrust = att_sp.thrust; + + _mavlink->send_message(MAVLINK_MSG_ID_ROLL_PITCH_YAW_THRUST_SETPOINT, &msg); } } }; @@ -1025,36 +1569,59 @@ protected: class MavlinkStreamRollPitchYawRatesThrustSetpoint : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamRollPitchYawRatesThrustSetpoint::get_name_static(); + } + + static const char *get_name_static() { return "ROLL_PITCH_YAW_RATES_THRUST_SETPOINT"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamRollPitchYawRatesThrustSetpoint(); + return MAVLINK_MSG_ID_ROLL_PITCH_YAW_RATES_THRUST_SETPOINT; } -private: - MavlinkOrbSubscription *att_rates_sp_sub; - struct vehicle_rates_setpoint_s *att_rates_sp; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamRollPitchYawRatesThrustSetpoint(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - att_rates_sp_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_rates_setpoint)); - att_rates_sp = (struct vehicle_rates_setpoint_s *)att_rates_sp_sub->get_data(); + return MAVLINK_MSG_ID_ROLL_PITCH_YAW_RATES_THRUST_SETPOINT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_att_rates_sp_sub; + uint64_t _att_rates_sp_time; + + /* do not allow top copying this class */ + MavlinkStreamRollPitchYawRatesThrustSetpoint(MavlinkStreamRollPitchYawRatesThrustSetpoint &); + MavlinkStreamRollPitchYawRatesThrustSetpoint& operator = (const MavlinkStreamRollPitchYawRatesThrustSetpoint &); + +protected: + explicit MavlinkStreamRollPitchYawRatesThrustSetpoint(Mavlink *mavlink) : MavlinkStream(mavlink), + _att_rates_sp_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_rates_setpoint))), + _att_rates_sp_time(0) + {} + void send(const hrt_abstime t) { - if (att_rates_sp_sub->update(t)) { - mavlink_msg_roll_pitch_yaw_rates_thrust_setpoint_send(_channel, - att_rates_sp->timestamp / 1000, - att_rates_sp->roll, - att_rates_sp->pitch, - att_rates_sp->yaw, - att_rates_sp->thrust); + struct vehicle_rates_setpoint_s att_rates_sp; + + if (_att_rates_sp_sub->update(&_att_rates_sp_time, &att_rates_sp)) { + mavlink_roll_pitch_yaw_rates_thrust_setpoint_t msg; + + msg.time_boot_ms = att_rates_sp.timestamp / 1000; + msg.roll_rate = att_rates_sp.roll; + msg.pitch_rate = att_rates_sp.pitch; + msg.yaw_rate = att_rates_sp.yaw; + msg.thrust = att_rates_sp.thrust; + + _mavlink->send_message(MAVLINK_MSG_ID_ROLL_PITCH_YAW_RATES_THRUST_SETPOINT, &msg); } } }; @@ -1063,47 +1630,99 @@ protected: class MavlinkStreamRCChannelsRaw : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamRCChannelsRaw::get_name_static(); + } + + static const char *get_name_static() { return "RC_CHANNELS_RAW"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamRCChannelsRaw(); + return MAVLINK_MSG_ID_RC_CHANNELS_RAW; } -private: - MavlinkOrbSubscription *rc_sub; - struct rc_input_values *rc; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamRCChannelsRaw(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - rc_sub = mavlink->add_orb_subscription(ORB_ID(input_rc)); - rc = (struct rc_input_values *)rc_sub->get_data(); + return _rc_sub->is_published() ? ((RC_INPUT_MAX_CHANNELS / 8) * (MAVLINK_MSG_ID_RC_CHANNELS_RAW_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES) + + MAVLINK_MSG_ID_RC_CHANNELS_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES) : 0; } +private: + MavlinkOrbSubscription *_rc_sub; + uint64_t _rc_time; + + /* do not allow top copying this class */ + MavlinkStreamRCChannelsRaw(MavlinkStreamRCChannelsRaw &); + MavlinkStreamRCChannelsRaw& operator = (const MavlinkStreamRCChannelsRaw &); + +protected: + explicit MavlinkStreamRCChannelsRaw(Mavlink *mavlink) : MavlinkStream(mavlink), + _rc_sub(_mavlink->add_orb_subscription(ORB_ID(input_rc))), + _rc_time(0) + {} + void send(const hrt_abstime t) { - if (rc_sub->update(t)) { + struct rc_input_values rc; + + if (_rc_sub->update(&_rc_time, &rc)) { const unsigned port_width = 8; - for (unsigned i = 0; (i * port_width) < rc->channel_count; i++) { - /* Channels are sent in MAVLink main loop at a fixed interval */ - mavlink_msg_rc_channels_raw_send(_channel, - rc->timestamp_publication / 1000, - i, - (rc->channel_count > (i * port_width) + 0) ? rc->values[(i * port_width) + 0] : UINT16_MAX, - (rc->channel_count > (i * port_width) + 1) ? rc->values[(i * port_width) + 1] : UINT16_MAX, - (rc->channel_count > (i * port_width) + 2) ? rc->values[(i * port_width) + 2] : UINT16_MAX, - (rc->channel_count > (i * port_width) + 3) ? rc->values[(i * port_width) + 3] : UINT16_MAX, - (rc->channel_count > (i * port_width) + 4) ? rc->values[(i * port_width) + 4] : UINT16_MAX, - (rc->channel_count > (i * port_width) + 5) ? rc->values[(i * port_width) + 5] : UINT16_MAX, - (rc->channel_count > (i * port_width) + 6) ? rc->values[(i * port_width) + 6] : UINT16_MAX, - (rc->channel_count > (i * port_width) + 7) ? rc->values[(i * port_width) + 7] : UINT16_MAX, - rc->rssi); + /* deprecated message (but still needed for compatibility!) */ + for (unsigned i = 0; (i * port_width) < rc.channel_count; i++) { + /* channels are sent in MAVLink main loop at a fixed interval */ + mavlink_rc_channels_raw_t msg; + + msg.time_boot_ms = rc.timestamp_publication / 1000; + msg.port = i; + msg.chan1_raw = (rc.channel_count > (i * port_width) + 0) ? rc.values[(i * port_width) + 0] : UINT16_MAX; + msg.chan2_raw = (rc.channel_count > (i * port_width) + 1) ? rc.values[(i * port_width) + 1] : UINT16_MAX; + msg.chan3_raw = (rc.channel_count > (i * port_width) + 2) ? rc.values[(i * port_width) + 2] : UINT16_MAX; + msg.chan4_raw = (rc.channel_count > (i * port_width) + 3) ? rc.values[(i * port_width) + 3] : UINT16_MAX; + msg.chan4_raw = (rc.channel_count > (i * port_width) + 4) ? rc.values[(i * port_width) + 4] : UINT16_MAX; + msg.chan4_raw = (rc.channel_count > (i * port_width) + 5) ? rc.values[(i * port_width) + 5] : UINT16_MAX; + msg.chan4_raw = (rc.channel_count > (i * port_width) + 6) ? rc.values[(i * port_width) + 6] : UINT16_MAX; + msg.chan4_raw = (rc.channel_count > (i * port_width) + 7) ? rc.values[(i * port_width) + 7] : UINT16_MAX; + msg.rssi = rc.rssi; + + _mavlink->send_message(MAVLINK_MSG_ID_RC_CHANNELS_RAW, &msg); } + + /* new message */ + mavlink_rc_channels_t msg; + + msg.time_boot_ms = rc.timestamp_publication / 1000; + msg.chancount = rc.channel_count; + msg.chan1_raw = (rc.channel_count > 0) ? rc.values[0] : UINT16_MAX; + msg.chan2_raw = (rc.channel_count > 1) ? rc.values[1] : UINT16_MAX; + msg.chan3_raw = (rc.channel_count > 2) ? rc.values[2] : UINT16_MAX; + msg.chan4_raw = (rc.channel_count > 3) ? rc.values[3] : UINT16_MAX; + msg.chan5_raw = (rc.channel_count > 4) ? rc.values[4] : UINT16_MAX; + msg.chan6_raw = (rc.channel_count > 5) ? rc.values[5] : UINT16_MAX; + msg.chan7_raw = (rc.channel_count > 6) ? rc.values[6] : UINT16_MAX; + msg.chan8_raw = (rc.channel_count > 7) ? rc.values[7] : UINT16_MAX; + msg.chan9_raw = (rc.channel_count > 8) ? rc.values[8] : UINT16_MAX; + msg.chan10_raw = (rc.channel_count > 9) ? rc.values[9] : UINT16_MAX; + msg.chan11_raw = (rc.channel_count > 10) ? rc.values[10] : UINT16_MAX; + msg.chan12_raw = (rc.channel_count > 11) ? rc.values[11] : UINT16_MAX; + msg.chan13_raw = (rc.channel_count > 12) ? rc.values[12] : UINT16_MAX; + msg.chan14_raw = (rc.channel_count > 13) ? rc.values[13] : UINT16_MAX; + msg.chan15_raw = (rc.channel_count > 14) ? rc.values[14] : UINT16_MAX; + msg.chan16_raw = (rc.channel_count > 15) ? rc.values[15] : UINT16_MAX; + msg.chan17_raw = (rc.channel_count > 16) ? rc.values[16] : UINT16_MAX; + msg.chan18_raw = (rc.channel_count > 17) ? rc.values[17] : UINT16_MAX; + msg.rssi = rc.rssi; + + _mavlink->send_message(MAVLINK_MSG_ID_RC_CHANNELS, &msg); } } }; @@ -1112,37 +1731,60 @@ protected: class MavlinkStreamManualControl : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamManualControl::get_name_static(); + } + + static const char *get_name_static() { return "MANUAL_CONTROL"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamManualControl(); + return MAVLINK_MSG_ID_MANUAL_CONTROL; } -private: - MavlinkOrbSubscription *manual_sub; - struct manual_control_setpoint_s *manual; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamManualControl(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - manual_sub = mavlink->add_orb_subscription(ORB_ID(manual_control_setpoint)); - manual = (struct manual_control_setpoint_s *)manual_sub->get_data(); + return _manual_sub->is_published() ? (MAVLINK_MSG_ID_MANUAL_CONTROL_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES) : 0; } +private: + MavlinkOrbSubscription *_manual_sub; + uint64_t _manual_time; + + /* do not allow top copying this class */ + MavlinkStreamManualControl(MavlinkStreamManualControl &); + MavlinkStreamManualControl& operator = (const MavlinkStreamManualControl &); + +protected: + explicit MavlinkStreamManualControl(Mavlink *mavlink) : MavlinkStream(mavlink), + _manual_sub(_mavlink->add_orb_subscription(ORB_ID(manual_control_setpoint))), + _manual_time(0) + {} + void send(const hrt_abstime t) { - if (manual_sub->update(t)) { - mavlink_msg_manual_control_send(_channel, - mavlink_system.sysid, - manual->roll * 1000, - manual->pitch * 1000, - manual->yaw * 1000, - manual->throttle * 1000, - 0); + struct manual_control_setpoint_s manual; + + if (_manual_sub->update(&_manual_time, &manual)) { + mavlink_manual_control_t msg; + + msg.target = mavlink_system.sysid; + msg.x = manual.x * 1000; + msg.y = manual.y * 1000; + msg.z = manual.z * 1000; + msg.r = manual.r * 1000; + msg.buttons = 0; + + _mavlink->send_message(MAVLINK_MSG_ID_MANUAL_CONTROL, &msg); } } }; @@ -1151,37 +1793,62 @@ protected: class MavlinkStreamOpticalFlow : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamOpticalFlow::get_name_static(); + } + + static const char *get_name_static() { return "OPTICAL_FLOW"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamOpticalFlow(); + return MAVLINK_MSG_ID_OPTICAL_FLOW; } -private: - MavlinkOrbSubscription *flow_sub; - struct optical_flow_s *flow; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamOpticalFlow(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - flow_sub = mavlink->add_orb_subscription(ORB_ID(optical_flow)); - flow = (struct optical_flow_s *)flow_sub->get_data(); + return _flow_sub->is_published() ? (MAVLINK_MSG_ID_OPTICAL_FLOW_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES) : 0; } +private: + MavlinkOrbSubscription *_flow_sub; + uint64_t _flow_time; + + /* do not allow top copying this class */ + MavlinkStreamOpticalFlow(MavlinkStreamOpticalFlow &); + MavlinkStreamOpticalFlow& operator = (const MavlinkStreamOpticalFlow &); + +protected: + explicit MavlinkStreamOpticalFlow(Mavlink *mavlink) : MavlinkStream(mavlink), + _flow_sub(_mavlink->add_orb_subscription(ORB_ID(optical_flow))), + _flow_time(0) + {} + void send(const hrt_abstime t) { - if (flow_sub->update(t)) { - mavlink_msg_optical_flow_send(_channel, - flow->timestamp, - flow->sensor_id, - flow->flow_raw_x, flow->flow_raw_y, - flow->flow_comp_x_m, flow->flow_comp_y_m, - flow->quality, - flow->ground_distance_m); + struct optical_flow_s flow; + + if (_flow_sub->update(&_flow_time, &flow)) { + mavlink_optical_flow_t msg; + + msg.time_usec = flow.timestamp; + msg.sensor_id = flow.sensor_id; + msg.flow_x = flow.flow_raw_x; + msg.flow_y = flow.flow_raw_y; + msg.flow_comp_m_x = flow.flow_comp_x_m; + msg.flow_comp_m_y = flow.flow_comp_y_m; + msg.quality = flow.quality; + msg.ground_distance = flow.ground_distance_m; + + _mavlink->send_message(MAVLINK_MSG_ID_OPTICAL_FLOW, &msg); } } }; @@ -1189,202 +1856,309 @@ protected: class MavlinkStreamAttitudeControls : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamAttitudeControls::get_name_static(); + } + + static const char *get_name_static() { return "ATTITUDE_CONTROLS"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamAttitudeControls(); + return 0; } -private: - MavlinkOrbSubscription *att_ctrl_sub; - struct actuator_controls_s *att_ctrl; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamAttitudeControls(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - att_ctrl_sub = mavlink->add_orb_subscription(ORB_ID_VEHICLE_ATTITUDE_CONTROLS); - att_ctrl = (struct actuator_controls_s *)att_ctrl_sub->get_data(); + return 4 * (MAVLINK_MSG_ID_NAMED_VALUE_FLOAT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES); } +private: + MavlinkOrbSubscription *_att_ctrl_sub; + uint64_t _att_ctrl_time; + + /* do not allow top copying this class */ + MavlinkStreamAttitudeControls(MavlinkStreamAttitudeControls &); + MavlinkStreamAttitudeControls& operator = (const MavlinkStreamAttitudeControls &); + +protected: + explicit MavlinkStreamAttitudeControls(Mavlink *mavlink) : MavlinkStream(mavlink), + _att_ctrl_sub(_mavlink->add_orb_subscription(ORB_ID_VEHICLE_ATTITUDE_CONTROLS)), + _att_ctrl_time(0) + {} + void send(const hrt_abstime t) { - if (att_ctrl_sub->update(t)) { + struct actuator_controls_s att_ctrl; + + if (_att_ctrl_sub->update(&_att_ctrl_time, &att_ctrl)) { /* send, add spaces so that string buffer is at least 10 chars long */ - mavlink_msg_named_value_float_send(_channel, - att_ctrl->timestamp / 1000, - "rll ctrl ", - att_ctrl->control[0]); - mavlink_msg_named_value_float_send(_channel, - att_ctrl->timestamp / 1000, - "ptch ctrl ", - att_ctrl->control[1]); - mavlink_msg_named_value_float_send(_channel, - att_ctrl->timestamp / 1000, - "yaw ctrl ", - att_ctrl->control[2]); - mavlink_msg_named_value_float_send(_channel, - att_ctrl->timestamp / 1000, - "thr ctrl ", - att_ctrl->control[3]); + mavlink_named_value_float_t msg; + + msg.time_boot_ms = att_ctrl.timestamp / 1000; + + snprintf(msg.name, sizeof(msg.name), "rll ctrl"); + msg.value = att_ctrl.control[0]; + + _mavlink->send_message(MAVLINK_MSG_ID_NAMED_VALUE_FLOAT, &msg); + + snprintf(msg.name, sizeof(msg.name), "ptch ctrl"); + msg.value = att_ctrl.control[1]; + + _mavlink->send_message(MAVLINK_MSG_ID_NAMED_VALUE_FLOAT, &msg); + + snprintf(msg.name, sizeof(msg.name), "yaw ctrl"); + msg.value = att_ctrl.control[2]; + + _mavlink->send_message(MAVLINK_MSG_ID_NAMED_VALUE_FLOAT, &msg); + + snprintf(msg.name, sizeof(msg.name), "thr ctrl"); + msg.value = att_ctrl.control[3]; + + _mavlink->send_message(MAVLINK_MSG_ID_NAMED_VALUE_FLOAT, &msg); } } }; + class MavlinkStreamNamedValueFloat : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamNamedValueFloat::get_name_static(); + } + + static const char *get_name_static() { return "NAMED_VALUE_FLOAT"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamNamedValueFloat(); + return MAVLINK_MSG_ID_NAMED_VALUE_FLOAT; } -private: - MavlinkOrbSubscription *debug_sub; - struct debug_key_value_s *debug; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamNamedValueFloat(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - debug_sub = mavlink->add_orb_subscription(ORB_ID(debug_key_value)); - debug = (struct debug_key_value_s *)debug_sub->get_data(); + return MAVLINK_MSG_ID_NAMED_VALUE_FLOAT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_debug_sub; + uint64_t _debug_time; + + /* do not allow top copying this class */ + MavlinkStreamNamedValueFloat(MavlinkStreamNamedValueFloat &); + MavlinkStreamNamedValueFloat& operator = (const MavlinkStreamNamedValueFloat &); + +protected: + explicit MavlinkStreamNamedValueFloat(Mavlink *mavlink) : MavlinkStream(mavlink), + _debug_sub(_mavlink->add_orb_subscription(ORB_ID(debug_key_value))), + _debug_time(0) + {} + void send(const hrt_abstime t) { - if (debug_sub->update(t)) { + struct debug_key_value_s debug; + + if (_debug_sub->update(&_debug_time, &debug)) { + mavlink_named_value_float_t msg; + + msg.time_boot_ms = debug.timestamp_ms; + memcpy(msg.name, debug.key, sizeof(msg.name)); /* enforce null termination */ - debug->key[sizeof(debug->key) - 1] = '\0'; + msg.name[sizeof(msg.name) - 1] = '\0'; + msg.value = debug.value; - mavlink_msg_named_value_float_send(_channel, - debug->timestamp_ms, - debug->key, - debug->value); + _mavlink->send_message(MAVLINK_MSG_ID_NAMED_VALUE_FLOAT, &msg); } } }; + class MavlinkStreamCameraCapture : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamCameraCapture::get_name_static(); + } + + static const char *get_name_static() { return "CAMERA_CAPTURE"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamCameraCapture(); + return 0; } -private: - MavlinkOrbSubscription *status_sub; - struct vehicle_status_s *status; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamCameraCapture(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - status_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_status)); - status = (struct vehicle_status_s *)status_sub->get_data(); + return MAVLINK_MSG_ID_COMMAND_LONG_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } +private: + MavlinkOrbSubscription *_status_sub; + + /* do not allow top copying this class */ + MavlinkStreamCameraCapture(MavlinkStreamCameraCapture &); + MavlinkStreamCameraCapture& operator = (const MavlinkStreamCameraCapture &); + +protected: + explicit MavlinkStreamCameraCapture(Mavlink *mavlink) : MavlinkStream(mavlink), + _status_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_status))) + {} + void send(const hrt_abstime t) { - (void)status_sub->update(t); + struct vehicle_status_s status; + (void)_status_sub->update(&status); - if (status->arming_state == ARMING_STATE_ARMED - || status->arming_state == ARMING_STATE_ARMED_ERROR) { + mavlink_command_long_t msg; - /* send camera capture on */ - mavlink_msg_command_long_send(_channel, mavlink_system.sysid, 0, MAV_CMD_DO_CONTROL_VIDEO, 0, 0, 0, 0, 1, 0, 0, 0); + msg.target_system = mavlink_system.sysid; + msg.target_component = MAV_COMP_ID_ALL; + msg.command = MAV_CMD_DO_CONTROL_VIDEO; + msg.confirmation = 0; + msg.param1 = 0; + msg.param2 = 0; + msg.param3 = 0; + /* set camera capture ON/OFF depending on arming state */ + msg.param4 = (status.arming_state == ARMING_STATE_ARMED || status.arming_state == ARMING_STATE_ARMED_ERROR) ? 1 : 0; + msg.param5 = 0; + msg.param6 = 0; + msg.param7 = 0; - } else { - /* send camera capture off */ - mavlink_msg_command_long_send(_channel, mavlink_system.sysid, 0, MAV_CMD_DO_CONTROL_VIDEO, 0, 0, 0, 0, 0, 0, 0, 0); - } + _mavlink->send_message(MAVLINK_MSG_ID_COMMAND_LONG, &msg); } }; + class MavlinkStreamDistanceSensor : public MavlinkStream { public: - const char *get_name() + const char *get_name() const + { + return MavlinkStreamDistanceSensor::get_name_static(); + } + + static const char *get_name_static() { return "DISTANCE_SENSOR"; } - MavlinkStream *new_instance() + uint8_t get_id() { - return new MavlinkStreamDistanceSensor(); + return MAVLINK_MSG_ID_DISTANCE_SENSOR; } -private: - MavlinkOrbSubscription *range_sub; - struct range_finder_report *range; + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkStreamDistanceSensor(mavlink); + } -protected: - void subscribe(Mavlink *mavlink) + unsigned get_size() { - range_sub = mavlink->add_orb_subscription(ORB_ID(sensor_range_finder)); - range = (struct range_finder_report *)range_sub->get_data(); + return _range_sub->is_published() ? (MAVLINK_MSG_ID_DISTANCE_SENSOR_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES) : 0; } +private: + MavlinkOrbSubscription *_range_sub; + uint64_t _range_time; + + /* do not allow top copying this class */ + MavlinkStreamDistanceSensor(MavlinkStreamDistanceSensor &); + MavlinkStreamDistanceSensor& operator = (const MavlinkStreamDistanceSensor &); + +protected: + explicit MavlinkStreamDistanceSensor(Mavlink *mavlink) : MavlinkStream(mavlink), + _range_sub(_mavlink->add_orb_subscription(ORB_ID(sensor_range_finder))), + _range_time(0) + {} + void send(const hrt_abstime t) { - (void)range_sub->update(t); + struct range_finder_report range; + + if (_range_sub->update(&_range_time, &range)) { - uint8_t type; + mavlink_distance_sensor_t msg; - switch (range->type) { + msg.time_boot_ms = range.timestamp / 1000; + + switch (range.type) { case RANGE_FINDER_TYPE_LASER: - type = MAV_DISTANCE_SENSOR_LASER; - break; - } + msg.type = MAV_DISTANCE_SENSOR_LASER; + break; - uint8_t id = 0; - uint8_t orientation = 0; - uint8_t covariance = 20; + default: + msg.type = MAV_DISTANCE_SENSOR_LASER; + break; + } - mavlink_msg_distance_sensor_send(_channel, range->timestamp / 1000, type, id, orientation, - range->minimum_distance*100, range->maximum_distance*100, range->distance*100, covariance); + msg.id = 0; + msg.orientation = 0; + msg.min_distance = range.minimum_distance * 100; + msg.max_distance = range.minimum_distance * 100; + msg.current_distance = range.distance * 100; + msg.covariance = 20; + + _mavlink->send_message(MAVLINK_MSG_ID_DISTANCE_SENSOR, &msg); + } } }; -MavlinkStream *streams_list[] = { - new MavlinkStreamHeartbeat(), - new MavlinkStreamSysStatus(), - new MavlinkStreamHighresIMU(), - new MavlinkStreamAttitude(), - new MavlinkStreamAttitudeQuaternion(), - new MavlinkStreamVFRHUD(), - new MavlinkStreamGPSRawInt(), - new MavlinkStreamGlobalPositionInt(), - new MavlinkStreamLocalPositionNED(), - new MavlinkStreamGPSGlobalOrigin(), - new MavlinkStreamServoOutputRaw(0), - new MavlinkStreamServoOutputRaw(1), - new MavlinkStreamServoOutputRaw(2), - new MavlinkStreamServoOutputRaw(3), - new MavlinkStreamHILControls(), - new MavlinkStreamGlobalPositionSetpointInt(), - new MavlinkStreamLocalPositionSetpoint(), - new MavlinkStreamRollPitchYawThrustSetpoint(), - new MavlinkStreamRollPitchYawRatesThrustSetpoint(), - new MavlinkStreamRCChannelsRaw(), - new MavlinkStreamManualControl(), - new MavlinkStreamOpticalFlow(), - new MavlinkStreamAttitudeControls(), - new MavlinkStreamNamedValueFloat(), - new MavlinkStreamCameraCapture(), - new MavlinkStreamDistanceSensor(), - new MavlinkStreamViconPositionEstimate(), + +StreamListItem *streams_list[] = { + new StreamListItem(&MavlinkStreamHeartbeat::new_instance, &MavlinkStreamHeartbeat::get_name_static), + new StreamListItem(&MavlinkStreamStatustext::new_instance, &MavlinkStreamStatustext::get_name_static), + new StreamListItem(&MavlinkStreamCommandLong::new_instance, &MavlinkStreamCommandLong::get_name_static), + new StreamListItem(&MavlinkStreamSysStatus::new_instance, &MavlinkStreamSysStatus::get_name_static), + new StreamListItem(&MavlinkStreamHighresIMU::new_instance, &MavlinkStreamHighresIMU::get_name_static), + new StreamListItem(&MavlinkStreamAttitude::new_instance, &MavlinkStreamAttitude::get_name_static), + new StreamListItem(&MavlinkStreamAttitudeQuaternion::new_instance, &MavlinkStreamAttitudeQuaternion::get_name_static), + new StreamListItem(&MavlinkStreamVFRHUD::new_instance, &MavlinkStreamVFRHUD::get_name_static), + new StreamListItem(&MavlinkStreamGPSRawInt::new_instance, &MavlinkStreamGPSRawInt::get_name_static), + new StreamListItem(&MavlinkStreamGlobalPositionInt::new_instance, &MavlinkStreamGlobalPositionInt::get_name_static), + new StreamListItem(&MavlinkStreamLocalPositionNED::new_instance, &MavlinkStreamLocalPositionNED::get_name_static), + new StreamListItem(&MavlinkStreamViconPositionEstimate::new_instance, &MavlinkStreamViconPositionEstimate::get_name_static), + new StreamListItem(&MavlinkStreamGPSGlobalOrigin::new_instance, &MavlinkStreamGPSGlobalOrigin::get_name_static), + new StreamListItem(&MavlinkStreamServoOutputRaw<0>::new_instance, &MavlinkStreamServoOutputRaw<0>::get_name_static), + new StreamListItem(&MavlinkStreamServoOutputRaw<1>::new_instance, &MavlinkStreamServoOutputRaw<1>::get_name_static), + new StreamListItem(&MavlinkStreamServoOutputRaw<2>::new_instance, &MavlinkStreamServoOutputRaw<2>::get_name_static), + new StreamListItem(&MavlinkStreamServoOutputRaw<3>::new_instance, &MavlinkStreamServoOutputRaw<3>::get_name_static), + new StreamListItem(&MavlinkStreamHILControls::new_instance, &MavlinkStreamHILControls::get_name_static), + new StreamListItem(&MavlinkStreamGlobalPositionSetpointInt::new_instance, &MavlinkStreamGlobalPositionSetpointInt::get_name_static), + new StreamListItem(&MavlinkStreamLocalPositionSetpoint::new_instance, &MavlinkStreamLocalPositionSetpoint::get_name_static), + new StreamListItem(&MavlinkStreamRollPitchYawThrustSetpoint::new_instance, &MavlinkStreamRollPitchYawThrustSetpoint::get_name_static), + new StreamListItem(&MavlinkStreamRollPitchYawRatesThrustSetpoint::new_instance, &MavlinkStreamRollPitchYawRatesThrustSetpoint::get_name_static), + new StreamListItem(&MavlinkStreamRCChannelsRaw::new_instance, &MavlinkStreamRCChannelsRaw::get_name_static), + new StreamListItem(&MavlinkStreamManualControl::new_instance, &MavlinkStreamManualControl::get_name_static), + new StreamListItem(&MavlinkStreamOpticalFlow::new_instance, &MavlinkStreamOpticalFlow::get_name_static), + new StreamListItem(&MavlinkStreamAttitudeControls::new_instance, &MavlinkStreamAttitudeControls::get_name_static), + new StreamListItem(&MavlinkStreamNamedValueFloat::new_instance, &MavlinkStreamNamedValueFloat::get_name_static), + new StreamListItem(&MavlinkStreamCameraCapture::new_instance, &MavlinkStreamCameraCapture::get_name_static), + new StreamListItem(&MavlinkStreamDistanceSensor::new_instance, &MavlinkStreamDistanceSensor::get_name_static), nullptr }; diff --git a/src/modules/mavlink/mavlink_messages.h b/src/modules/mavlink/mavlink_messages.h index b8823263a..7e4416609 100644 --- a/src/modules/mavlink/mavlink_messages.h +++ b/src/modules/mavlink/mavlink_messages.h @@ -43,6 +43,19 @@ #include "mavlink_stream.h" -extern MavlinkStream *streams_list[]; +class StreamListItem { + +public: + MavlinkStream* (*new_instance)(Mavlink *mavlink); + const char* (*get_name)(); + + StreamListItem(MavlinkStream* (*inst)(Mavlink *mavlink), const char* (*name)()) : + new_instance(inst), + get_name(name) {}; + + ~StreamListItem() {}; +}; + +extern StreamListItem *streams_list[]; #endif /* MAVLINK_MESSAGES_H_ */ diff --git a/src/modules/mavlink/mavlink_mission.cpp b/src/modules/mavlink/mavlink_mission.cpp new file mode 100644 index 000000000..7a761588a --- /dev/null +++ b/src/modules/mavlink/mavlink_mission.cpp @@ -0,0 +1,831 @@ +/**************************************************************************** + * + * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file mavlink_mission.cpp + * MAVLink mission manager implementation. + * + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Julian Oes <joes@student.ethz.ch> + * @author Anton Babushkin <anton.babushkin@me.com> + */ + +#include "mavlink_mission.h" +#include "mavlink_main.h" + +#include <math.h> +#include <lib/geo/geo.h> +#include <systemlib/err.h> +#include <drivers/drv_hrt.h> + +#include <dataman/dataman.h> +#include <uORB/topics/mission.h> +#include <uORB/topics/mission_result.h> + +/* oddly, ERROR is not defined for c++ */ +#ifdef ERROR +# undef ERROR +#endif +static const int ERROR = -1; + + +MavlinkMissionManager::MavlinkMissionManager(Mavlink *mavlink) : MavlinkStream(mavlink), + _state(MAVLINK_WPM_STATE_IDLE), + _time_last_recv(0), + _time_last_sent(0), + _action_timeout(MAVLINK_MISSION_PROTOCOL_TIMEOUT_DEFAULT), + _retry_timeout(MAVLINK_MISSION_RETRY_TIMEOUT_DEFAULT), + _max_count(DM_KEY_WAYPOINTS_OFFBOARD_0_MAX), + _dataman_id(0), + _count(0), + _current_seq(0), + _transfer_dataman_id(0), + _transfer_count(0), + _transfer_seq(0), + _transfer_current_seq(0), + _transfer_partner_sysid(0), + _transfer_partner_compid(0), + _offboard_mission_sub(-1), + _mission_result_sub(-1), + _offboard_mission_pub(-1), + _slow_rate_limiter(_interval / 10.0f), + _verbose(false), + _comp_id(MAV_COMP_ID_MISSIONPLANNER) +{ + _offboard_mission_sub = orb_subscribe(ORB_ID(offboard_mission)); + _mission_result_sub = orb_subscribe(ORB_ID(mission_result)); + + init_offboard_mission(); +} + +MavlinkMissionManager::~MavlinkMissionManager() +{ + close(_offboard_mission_pub); + close(_mission_result_sub); +} + +unsigned +MavlinkMissionManager::get_size() +{ + if (_state == MAVLINK_WPM_STATE_SENDLIST) { + return MAVLINK_MSG_ID_MISSION_ITEM_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; + + } else if (_state == MAVLINK_WPM_STATE_GETLIST) { + return MAVLINK_MSG_ID_MISSION_REQUEST + MAVLINK_NUM_NON_PAYLOAD_BYTES; + + } else { + return 0; + } +} + +void +MavlinkMissionManager::init_offboard_mission() +{ + mission_s mission_state; + if (dm_read(DM_KEY_MISSION_STATE, 0, &mission_state, sizeof(mission_s)) == sizeof(mission_s)) { + _dataman_id = mission_state.dataman_id; + _count = mission_state.count; + _current_seq = mission_state.current_seq; + + warnx("offboard mission init: dataman_id=%d, count=%u, current_seq=%d", _dataman_id, _count, _current_seq); + + } else { + _dataman_id = 0; + _count = 0; + _current_seq = 0; + warnx("offboard mission init: ERROR, reading mission state failed"); + } +} + +/** + * Write new mission state to dataman and publish offboard_mission topic to notify navigator about changes. + */ +int +MavlinkMissionManager::update_active_mission(int dataman_id, unsigned count, int seq) +{ + struct mission_s mission; + + mission.dataman_id = dataman_id; + mission.count = count; + mission.current_seq = seq; + + /* update mission state in dataman */ + int res = dm_write(DM_KEY_MISSION_STATE, 0, DM_PERSIST_POWER_ON_RESET, &mission, sizeof(mission_s)); + + if (res == sizeof(mission_s)) { + /* update active mission state */ + _dataman_id = dataman_id; + _count = count; + _current_seq = seq; + + /* mission state saved successfully, publish offboard_mission topic */ + if (_offboard_mission_pub < 0) { + _offboard_mission_pub = orb_advertise(ORB_ID(offboard_mission), &mission); + + } else { + orb_publish(ORB_ID(offboard_mission), _offboard_mission_pub, &mission); + } + + return OK; + + } else { + warnx("ERROR: can't save mission state"); + _mavlink->send_statustext(MAV_SEVERITY_CRITICAL, "ERROR: can't save mission state"); + + return ERROR; + } +} + +void +MavlinkMissionManager::send_mission_ack(uint8_t sysid, uint8_t compid, uint8_t type) +{ + mavlink_mission_ack_t wpa; + + wpa.target_system = sysid; + wpa.target_component = compid; + wpa.type = type; + + _mavlink->send_message(MAVLINK_MSG_ID_MISSION_ACK, &wpa); + + if (_verbose) { warnx("WPM: Send MISSION_ACK type %u to ID %u", wpa.type, wpa.target_system); } +} + + +void +MavlinkMissionManager::send_mission_current(uint16_t seq) +{ + if (seq < _count) { + mavlink_mission_current_t wpc; + + wpc.seq = seq; + + _mavlink->send_message(MAVLINK_MSG_ID_MISSION_CURRENT, &wpc); + + } else if (seq == 0 && _count == 0) { + /* don't broadcast if no WPs */ + + } else { + if (_verbose) { warnx("WPM: Send MISSION_CURRENT ERROR: seq %u out of bounds", seq); } + + _mavlink->send_statustext_critical("ERROR: wp index out of bounds"); + } +} + + +void +MavlinkMissionManager::send_mission_count(uint8_t sysid, uint8_t compid, uint16_t count) +{ + _time_last_sent = hrt_absolute_time(); + + mavlink_mission_count_t wpc; + + wpc.target_system = sysid; + wpc.target_component = compid; + wpc.count = _count; + + _mavlink->send_message(MAVLINK_MSG_ID_MISSION_COUNT, &wpc); + + if (_verbose) { warnx("WPM: Send MISSION_COUNT %u to ID %u", wpc.count, wpc.target_system); } +} + + +void +MavlinkMissionManager::send_mission_item(uint8_t sysid, uint8_t compid, uint16_t seq) +{ + dm_item_t dm_item = DM_KEY_WAYPOINTS_OFFBOARD(_dataman_id); + struct mission_item_s mission_item; + + if (dm_read(dm_item, seq, &mission_item, sizeof(struct mission_item_s)) == sizeof(struct mission_item_s)) { + _time_last_sent = hrt_absolute_time(); + + /* create mission_item_s from mavlink_mission_item_t */ + mavlink_mission_item_t wp; + format_mavlink_mission_item(&mission_item, &wp); + + wp.target_system = sysid; + wp.target_component = compid; + wp.seq = seq; + wp.current = (_current_seq == seq) ? 1 : 0; + + _mavlink->send_message(MAVLINK_MSG_ID_MISSION_ITEM, &wp); + + if (_verbose) { warnx("WPM: Send MISSION_ITEM seq %u to ID %u", wp.seq, wp.target_system); } + + } else { + send_mission_ack(_transfer_partner_sysid, _transfer_partner_compid, MAV_MISSION_ERROR); + _mavlink->send_statustext_critical("Unable to read from micro SD"); + + if (_verbose) { warnx("WPM: Send MISSION_ITEM ERROR: could not read seq %u from dataman ID %i", seq, _dataman_id); } + } +} + + +void +MavlinkMissionManager::send_mission_request(uint8_t sysid, uint8_t compid, uint16_t seq) +{ + if (seq < _max_count) { + _time_last_sent = hrt_absolute_time(); + + mavlink_mission_request_t wpr; + wpr.target_system = sysid; + wpr.target_component = compid; + wpr.seq = seq; + + _mavlink->send_message(MAVLINK_MSG_ID_MISSION_REQUEST, &wpr); + + if (_verbose) { warnx("WPM: Send MISSION_REQUEST seq %u to ID %u", wpr.seq, wpr.target_system); } + + } else { + _mavlink->send_statustext_critical("ERROR: Waypoint index exceeds list capacity"); + + if (_verbose) { warnx("WPM: Send MISSION_REQUEST ERROR: seq %u exceeds list capacity", seq); } + } +} + + +void +MavlinkMissionManager::send_mission_item_reached(uint16_t seq) +{ + mavlink_mission_item_reached_t wp_reached; + + wp_reached.seq = seq; + + _mavlink->send_message(MAVLINK_MSG_ID_MISSION_ITEM_REACHED, &wp_reached); + + if (_verbose) { warnx("WPM: Send MISSION_ITEM_REACHED reached_seq %u", wp_reached.seq); } +} + + +void +MavlinkMissionManager::send(const hrt_abstime now) +{ + /* update interval for slow rate limiter */ + _slow_rate_limiter.set_interval(_interval * 10 / _mavlink->get_rate_mult()); + + bool updated = false; + orb_check(_mission_result_sub, &updated); + + if (updated) { + mission_result_s mission_result; + orb_copy(ORB_ID(mission_result), _mission_result_sub, &mission_result); + + _current_seq = mission_result.seq_current; + + if (_verbose) { warnx("WPM: got mission result, new current_seq: %d", _current_seq); } + + if (mission_result.reached) { + send_mission_item_reached((uint16_t)mission_result.seq_reached); + } + + send_mission_current(_current_seq); + + } else { + if (_slow_rate_limiter.check(now)) { + send_mission_current(_current_seq); + } + } + + /* check for timed-out operations */ + if (_state != MAVLINK_WPM_STATE_IDLE && hrt_elapsed_time(&_time_last_recv) > _action_timeout) { + _mavlink->send_statustext_critical("Operation timeout"); + + if (_verbose) { warnx("WPM: Last operation (state=%u) timed out, changing state to MAVLINK_WPM_STATE_IDLE", _state); } + + _state = MAVLINK_WPM_STATE_IDLE; + + } else if (_state == MAVLINK_WPM_STATE_GETLIST && hrt_elapsed_time(&_time_last_sent) > _retry_timeout) { + /* try to request item again after timeout */ + send_mission_request(_transfer_partner_sysid, _transfer_partner_compid, _transfer_seq); + + } else if (_state == MAVLINK_WPM_STATE_SENDLIST && hrt_elapsed_time(&_time_last_sent) > _retry_timeout) { + if (_transfer_seq == 0) { + /* try to send items count again after timeout */ + send_mission_count(_transfer_partner_sysid, _transfer_partner_compid, _transfer_count); + + } else { + /* try to send item again after timeout */ + send_mission_item(_transfer_partner_sysid, _transfer_partner_compid, _transfer_seq - 1); + } + } +} + + +void +MavlinkMissionManager::handle_message(const mavlink_message_t *msg) +{ + switch (msg->msgid) { + case MAVLINK_MSG_ID_MISSION_ACK: + handle_mission_ack(msg); + break; + + case MAVLINK_MSG_ID_MISSION_SET_CURRENT: + handle_mission_set_current(msg); + break; + + case MAVLINK_MSG_ID_MISSION_REQUEST_LIST: + handle_mission_request_list(msg); + break; + + case MAVLINK_MSG_ID_MISSION_REQUEST: + handle_mission_request(msg); + break; + + case MAVLINK_MSG_ID_MISSION_COUNT: + handle_mission_count(msg); + break; + + case MAVLINK_MSG_ID_MISSION_ITEM: + handle_mission_item(msg); + break; + + case MAVLINK_MSG_ID_MISSION_CLEAR_ALL: + handle_mission_clear_all(msg); + break; + + default: + break; + } +} + + +void +MavlinkMissionManager::handle_mission_ack(const mavlink_message_t *msg) +{ + mavlink_mission_ack_t wpa; + mavlink_msg_mission_ack_decode(msg, &wpa); + + if (wpa.target_system == mavlink_system.sysid /*&& wpa.target_component == mavlink_wpm_comp_id*/) { + if ((msg->sysid == _transfer_partner_sysid && msg->compid == _transfer_partner_compid)) { + if (_state == MAVLINK_WPM_STATE_SENDLIST) { + _time_last_recv = hrt_absolute_time(); + + if (_transfer_seq == _count) { + if (_verbose) { warnx("WPM: MISSION_ACK OK all items sent, switch to state IDLE"); } + + } else { + _mavlink->send_statustext_critical("WPM: ERR: not all items sent -> IDLE"); + + if (_verbose) { warnx("WPM: MISSION_ACK ERROR: not all items sent, switch to state IDLE anyway"); } + } + + _state = MAVLINK_WPM_STATE_IDLE; + } + + } else { + _mavlink->send_statustext_critical("REJ. WP CMD: partner id mismatch"); + + if (_verbose) { warnx("WPM: MISSION_ACK ERROR: rejected, partner ID mismatch"); } + } + } +} + + +void +MavlinkMissionManager::handle_mission_set_current(const mavlink_message_t *msg) +{ + mavlink_mission_set_current_t wpc; + mavlink_msg_mission_set_current_decode(msg, &wpc); + + if (wpc.target_system == mavlink_system.sysid /*&& wpc.target_component == mavlink_wpm_comp_id*/) { + if (_state == MAVLINK_WPM_STATE_IDLE) { + _time_last_recv = hrt_absolute_time(); + + if (wpc.seq < _count) { + if (update_active_mission(_dataman_id, _count, wpc.seq) == OK) { + if (_verbose) { warnx("WPM: MISSION_SET_CURRENT seq=%d OK", wpc.seq); } + + } else { + if (_verbose) { warnx("WPM: MISSION_SET_CURRENT seq=%d ERROR", wpc.seq); } + + _mavlink->send_statustext_critical("WPM: WP CURR CMD: Error setting ID"); + } + + } else { + if (_verbose) { warnx("WPM: MISSION_SET_CURRENT seq=%d ERROR: not in list", wpc.seq); } + + _mavlink->send_statustext_critical("WPM: WP CURR CMD: Not in list"); + } + + } else { + if (_verbose) { warnx("WPM: MISSION_SET_CURRENT ERROR: busy"); } + + _mavlink->send_statustext_critical("WPM: IGN WP CURR CMD: Busy"); + } + } +} + + +void +MavlinkMissionManager::handle_mission_request_list(const mavlink_message_t *msg) +{ + mavlink_mission_request_list_t wprl; + mavlink_msg_mission_request_list_decode(msg, &wprl); + + if (wprl.target_system == mavlink_system.sysid /*&& wprl.target_component == mavlink_wpm_comp_id*/) { + if (_state == MAVLINK_WPM_STATE_IDLE || _state == MAVLINK_WPM_STATE_SENDLIST) { + _time_last_recv = hrt_absolute_time(); + + if (_count > 0) { + _state = MAVLINK_WPM_STATE_SENDLIST; + _transfer_seq = 0; + _transfer_count = _count; + _transfer_partner_sysid = msg->sysid; + _transfer_partner_compid = msg->compid; + + if (_verbose) { warnx("WPM: MISSION_REQUEST_LIST OK, %u mission items to send", _transfer_count); } + + } else { + if (_verbose) { warnx("WPM: MISSION_REQUEST_LIST OK nothing to send, mission is empty"); } + + _mavlink->send_statustext_info("WPM: mission is empty"); + } + + send_mission_count(msg->sysid, msg->compid, _count); + + } else { + if (_verbose) { warnx("WPM: MISSION_REQUEST_LIST ERROR: busy"); } + + _mavlink->send_statustext_critical("IGN REQUEST LIST: Busy"); + } + } +} + + +void +MavlinkMissionManager::handle_mission_request(const mavlink_message_t *msg) +{ + mavlink_mission_request_t wpr; + mavlink_msg_mission_request_decode(msg, &wpr); + + if (wpr.target_system == mavlink_system.sysid /*&& wpr.target_component == mavlink_wpm_comp_id*/) { + if (msg->sysid == _transfer_partner_sysid && msg->compid == _transfer_partner_compid) { + if (_state == MAVLINK_WPM_STATE_SENDLIST) { + _time_last_recv = hrt_absolute_time(); + + /* _transfer_seq contains sequence of expected request */ + if (wpr.seq == _transfer_seq && _transfer_seq < _transfer_count) { + if (_verbose) { warnx("WPM: MISSION_ITEM_REQUEST seq %u from ID %u", wpr.seq, msg->sysid); } + + _transfer_seq++; + + } else if (wpr.seq == _transfer_seq - 1) { + if (_verbose) { warnx("WPM: MISSION_ITEM_REQUEST seq %u from ID %u (again)", wpr.seq, msg->sysid); } + + } else { + if (_transfer_seq > 0 && _transfer_seq < _transfer_count) { + if (_verbose) { warnx("WPM: MISSION_ITEM_REQUEST ERROR: seq %u from ID %u unexpected, must be %i or %i", wpr.seq, msg->sysid, _transfer_seq - 1, _transfer_seq); } + + } else if (_transfer_seq <= 0) { + if (_verbose) { warnx("WPM: MISSION_ITEM_REQUEST ERROR: seq %u from ID %u unexpected, must be %i", wpr.seq, msg->sysid, _transfer_seq); } + + } else { + if (_verbose) { warnx("WPM: MISSION_ITEM_REQUEST ERROR: seq %u from ID %u unexpected, must be %i", wpr.seq, msg->sysid, _transfer_seq - 1); } + } + + _state = MAVLINK_WPM_STATE_IDLE; + + send_mission_ack(_transfer_partner_sysid, _transfer_partner_compid, MAV_MISSION_ERROR); + _mavlink->send_statustext_critical("WPM: REJ. CMD: Req. WP was unexpected"); + return; + } + + /* double check bounds in case of items count changed */ + if (wpr.seq < _count) { + send_mission_item(_transfer_partner_sysid, _transfer_partner_compid, wpr.seq); + + } else { + if (_verbose) { warnx("WPM: MISSION_ITEM_REQUEST ERROR: seq %u out of bound [%u, %u]", (unsigned)wpr.seq, (unsigned)wpr.seq, (unsigned)_count - 1); } + + _state = MAVLINK_WPM_STATE_IDLE; + + send_mission_ack(_transfer_partner_sysid, _transfer_partner_compid, MAV_MISSION_ERROR); + _mavlink->send_statustext_critical("WPM: REJ. CMD: Req. WP was unexpected"); + } + + } else if (_state == MAVLINK_WPM_STATE_IDLE) { + if (_verbose) { warnx("WPM: MISSION_ITEM_REQUEST ERROR: no transfer"); } + + _mavlink->send_statustext_critical("IGN MISSION_ITEM_REQUEST: No active transfer"); + + } else { + if (_verbose) { warnx("WPM: MISSION_ITEM_REQUEST ERROR: busy (state %d).", _state); } + + _mavlink->send_statustext_critical("WPM: REJ. CMD: Busy"); + } + + } else { + _mavlink->send_statustext_critical("WPM: REJ. CMD: partner id mismatch"); + + if (_verbose) { warnx("WPM: MISSION_ITEM_REQUEST ERROR: rejected, partner ID mismatch"); } + } + } +} + + +void +MavlinkMissionManager::handle_mission_count(const mavlink_message_t *msg) +{ + mavlink_mission_count_t wpc; + mavlink_msg_mission_count_decode(msg, &wpc); + + if (wpc.target_system == mavlink_system.sysid/* && wpc.target_component == mavlink_wpm_comp_id*/) { + if (_state == MAVLINK_WPM_STATE_IDLE) { + _time_last_recv = hrt_absolute_time(); + + if (wpc.count > _max_count) { + if (_verbose) { warnx("WPM: MISSION_COUNT ERROR: too many waypoints (%d), supported: %d", wpc.count, _max_count); } + + send_mission_ack(_transfer_partner_sysid, _transfer_partner_compid, MAV_MISSION_NO_SPACE); + return; + } + + if (wpc.count == 0) { + if (_verbose) { warnx("WPM: MISSION_COUNT 0, clearing waypoints list and staying in state MAVLINK_WPM_STATE_IDLE"); } + + /* alternate dataman ID anyway to let navigator know about changes */ + update_active_mission(_dataman_id == 0 ? 1 : 0, 0, 0); + _mavlink->send_statustext_info("WPM: COUNT 0: CLEAR MISSION"); + + // TODO send ACK? + return; + } + + if (_verbose) { warnx("WPM: MISSION_COUNT %u from ID %u, changing state to MAVLINK_WPM_STATE_GETLIST", wpc.count, msg->sysid); } + + _state = MAVLINK_WPM_STATE_GETLIST; + _transfer_seq = 0; + _transfer_partner_sysid = msg->sysid; + _transfer_partner_compid = msg->compid; + _transfer_count = wpc.count; + _transfer_dataman_id = _dataman_id == 0 ? 1 : 0; // use inactive storage for transmission + _transfer_current_seq = -1; + + } else if (_state == MAVLINK_WPM_STATE_GETLIST) { + _time_last_recv = hrt_absolute_time(); + + if (_transfer_seq == 0) { + /* looks like our MISSION_REQUEST was lost, try again */ + if (_verbose) { warnx("WPM: MISSION_COUNT %u from ID %u (again)", wpc.count, msg->sysid); } + + _mavlink->send_statustext_info("WP CMD OK TRY AGAIN"); + + } else { + if (_verbose) { warnx("WPM: MISSION_COUNT ERROR: busy, already receiving seq %u", _transfer_seq); } + + _mavlink->send_statustext_critical("WPM: REJ. CMD: Busy"); + return; + } + + } else { + if (_verbose) { warnx("WPM: MISSION_COUNT ERROR: busy, state %i", _state); } + + _mavlink->send_statustext_critical("WPM: IGN MISSION_COUNT: Busy"); + return; + } + + send_mission_request(_transfer_partner_sysid, _transfer_partner_compid, _transfer_seq); + } +} + + +void +MavlinkMissionManager::handle_mission_item(const mavlink_message_t *msg) +{ + mavlink_mission_item_t wp; + mavlink_msg_mission_item_decode(msg, &wp); + + if (wp.target_system == mavlink_system.sysid && wp.target_component == _comp_id) { + if (_state == MAVLINK_WPM_STATE_GETLIST) { + _time_last_recv = hrt_absolute_time(); + + if (wp.seq != _transfer_seq) { + if (_verbose) { warnx("WPM: MISSION_ITEM ERROR: seq %u was not the expected %u", wp.seq, _transfer_seq); } + + /* don't send request here, it will be performed in eventloop after timeout */ + return; + } + + } else if (_state == MAVLINK_WPM_STATE_IDLE) { + if (_verbose) { warnx("WPM: MISSION_ITEM ERROR: no transfer"); } + + _mavlink->send_statustext_critical("IGN MISSION_ITEM: No transfer"); + return; + + } else { + if (_verbose) { warnx("WPM: MISSION_ITEM ERROR: busy, state %i", _state); } + + _mavlink->send_statustext_critical("IGN MISSION_ITEM: Busy"); + return; + } + + struct mission_item_s mission_item; + int ret = parse_mavlink_mission_item(&wp, &mission_item); + + if (ret != OK) { + if (_verbose) { warnx("WPM: MISSION_ITEM ERROR: seq %u invalid item", wp.seq); } + + _mavlink->send_statustext_critical("IGN MISSION_ITEM: Busy"); + + send_mission_ack(_transfer_partner_sysid, _transfer_partner_compid, ret); + _state = MAVLINK_WPM_STATE_IDLE; + return; + } + + dm_item_t dm_item = DM_KEY_WAYPOINTS_OFFBOARD(_transfer_dataman_id); + + if (dm_write(dm_item, wp.seq, DM_PERSIST_POWER_ON_RESET, &mission_item, sizeof(struct mission_item_s)) != sizeof(struct mission_item_s)) { + if (_verbose) { warnx("WPM: MISSION_ITEM ERROR: error writing seq %u to dataman ID %i", wp.seq, _transfer_dataman_id); } + + send_mission_ack(_transfer_partner_sysid, _transfer_partner_compid, MAV_MISSION_ERROR); + _mavlink->send_statustext_critical("Unable to write on micro SD"); + _state = MAVLINK_WPM_STATE_IDLE; + return; + } + + /* waypoint marked as current */ + if (wp.current) { + _transfer_current_seq = wp.seq; + } + + if (_verbose) { warnx("WPM: MISSION_ITEM seq %u received", wp.seq); } + + _transfer_seq = wp.seq + 1; + + if (_transfer_seq == _transfer_count) { + /* got all new mission items successfully */ + if (_verbose) { warnx("WPM: MISSION_ITEM got all %u items, current_seq=%u, changing state to MAVLINK_WPM_STATE_IDLE", _transfer_count, _transfer_current_seq); } + + _mavlink->send_statustext_info("WPM: Transfer complete."); + + _state = MAVLINK_WPM_STATE_IDLE; + + if (update_active_mission(_transfer_dataman_id, _transfer_count, _transfer_current_seq) == OK) { + send_mission_ack(_transfer_partner_sysid, _transfer_partner_compid, MAV_MISSION_ACCEPTED); + + } else { + send_mission_ack(_transfer_partner_sysid, _transfer_partner_compid, MAV_MISSION_ERROR); + } + + } else { + /* request next item */ + send_mission_request(_transfer_partner_sysid, _transfer_partner_compid, _transfer_seq); + } + } +} + + +void +MavlinkMissionManager::handle_mission_clear_all(const mavlink_message_t *msg) +{ + mavlink_mission_clear_all_t wpca; + mavlink_msg_mission_clear_all_decode(msg, &wpca); + + if (wpca.target_system == mavlink_system.sysid /*&& wpca.target_component == mavlink_wpm_comp_id */) { + + if (_state == MAVLINK_WPM_STATE_IDLE) { + /* don't touch mission items storage itself, but only items count in mission state */ + _time_last_recv = hrt_absolute_time(); + + if (update_active_mission(_dataman_id == 0 ? 1 : 0, 0, 0) == OK) { + if (_verbose) { warnx("WPM: CLEAR_ALL OK"); } + send_mission_ack(_transfer_partner_sysid, _transfer_partner_compid, MAV_MISSION_ACCEPTED); + + } else { + send_mission_ack(_transfer_partner_sysid, _transfer_partner_compid, MAV_MISSION_ERROR); + } + + } else { + _mavlink->send_statustext_critical("WPM: IGN CLEAR CMD: Busy"); + + if (_verbose) { warnx("WPM: CLEAR_ALL IGNORED: busy"); } + } + } +} + +int +MavlinkMissionManager::parse_mavlink_mission_item(const mavlink_mission_item_t *mavlink_mission_item, struct mission_item_s *mission_item) +{ + /* only support global waypoints for now */ + switch (mavlink_mission_item->frame) { + case MAV_FRAME_GLOBAL: + mission_item->lat = (double)mavlink_mission_item->x; + mission_item->lon = (double)mavlink_mission_item->y; + mission_item->altitude = mavlink_mission_item->z; + mission_item->altitude_is_relative = false; + break; + + case MAV_FRAME_GLOBAL_RELATIVE_ALT: + mission_item->lat = (double)mavlink_mission_item->x; + mission_item->lon = (double)mavlink_mission_item->y; + mission_item->altitude = mavlink_mission_item->z; + mission_item->altitude_is_relative = true; + break; + + case MAV_FRAME_LOCAL_NED: + case MAV_FRAME_LOCAL_ENU: + return MAV_MISSION_UNSUPPORTED_FRAME; + + case MAV_FRAME_MISSION: + default: + return MAV_MISSION_ERROR; + } + + switch (mavlink_mission_item->command) { + case MAV_CMD_NAV_TAKEOFF: + mission_item->pitch_min = mavlink_mission_item->param1; + break; + case MAV_CMD_DO_JUMP: + mission_item->do_jump_mission_index = mavlink_mission_item->param1; + mission_item->do_jump_current_count = 0; + mission_item->do_jump_repeat_count = mavlink_mission_item->param2; + break; + default: + mission_item->acceptance_radius = mavlink_mission_item->param2; + mission_item->time_inside = mavlink_mission_item->param1; + break; + } + + mission_item->yaw = _wrap_pi(mavlink_mission_item->param4 * M_DEG_TO_RAD_F); + mission_item->loiter_radius = fabsf(mavlink_mission_item->param3); + mission_item->loiter_direction = (mavlink_mission_item->param3 > 0) ? 1 : -1; /* 1 if positive CW, -1 if negative CCW */ + mission_item->nav_cmd = (NAV_CMD)mavlink_mission_item->command; + + mission_item->autocontinue = mavlink_mission_item->autocontinue; + // mission_item->index = mavlink_mission_item->seq; + mission_item->origin = ORIGIN_MAVLINK; + + /* reset DO_JUMP count */ + mission_item->do_jump_current_count = 0; + + return MAV_MISSION_ACCEPTED; +} + + +int +MavlinkMissionManager::format_mavlink_mission_item(const struct mission_item_s *mission_item, mavlink_mission_item_t *mavlink_mission_item) +{ + if (mission_item->altitude_is_relative) { + mavlink_mission_item->frame = MAV_FRAME_GLOBAL; + + } else { + mavlink_mission_item->frame = MAV_FRAME_GLOBAL_RELATIVE_ALT; + } + + switch (mission_item->nav_cmd) { + case NAV_CMD_TAKEOFF: + mavlink_mission_item->param1 = mission_item->pitch_min; + break; + + case NAV_CMD_DO_JUMP: + mavlink_mission_item->param1 = mission_item->do_jump_mission_index; + mavlink_mission_item->param2 = mission_item->do_jump_repeat_count; + break; + + default: + mavlink_mission_item->param2 = mission_item->acceptance_radius; + mavlink_mission_item->param1 = mission_item->time_inside; + break; + } + + mavlink_mission_item->x = (float)mission_item->lat; + mavlink_mission_item->y = (float)mission_item->lon; + mavlink_mission_item->z = mission_item->altitude; + + mavlink_mission_item->param4 = mission_item->yaw * M_RAD_TO_DEG_F; + mavlink_mission_item->param3 = mission_item->loiter_radius * (float)mission_item->loiter_direction; + mavlink_mission_item->command = mission_item->nav_cmd; + mavlink_mission_item->autocontinue = mission_item->autocontinue; + // mavlink_mission_item->seq = mission_item->index; + + return OK; +} diff --git a/src/modules/mavlink/mavlink_mission.h b/src/modules/mavlink/mavlink_mission.h new file mode 100644 index 000000000..8ff27f87d --- /dev/null +++ b/src/modules/mavlink/mavlink_mission.h @@ -0,0 +1,198 @@ +/**************************************************************************** + * + * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file mavlink_mission.h + * MAVLink mission manager interface definition. + * + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Julian Oes <joes@student.ethz.ch> + * @author Anton Babushkin <anton.babushkin@me.com> + */ + +#pragma once + +#include <uORB/uORB.h> + +#include "mavlink_bridge_header.h" +#include "mavlink_rate_limiter.h" +#include "mavlink_stream.h" + +enum MAVLINK_WPM_STATES { + MAVLINK_WPM_STATE_IDLE = 0, + MAVLINK_WPM_STATE_SENDLIST, + MAVLINK_WPM_STATE_GETLIST, + MAVLINK_WPM_STATE_ENUM_END +}; + +enum MAVLINK_WPM_CODES { + MAVLINK_WPM_CODE_OK = 0, + MAVLINK_WPM_CODE_ERR_WAYPOINT_ACTION_NOT_SUPPORTED, + MAVLINK_WPM_CODE_ERR_WAYPOINT_FRAME_NOT_SUPPORTED, + MAVLINK_WPM_CODE_ERR_WAYPOINT_OUT_OF_BOUNDS, + MAVLINK_WPM_CODE_ERR_WAYPOINT_MAX_NUMBER_EXCEEDED, + MAVLINK_WPM_CODE_ENUM_END +}; + +#define MAVLINK_MISSION_PROTOCOL_TIMEOUT_DEFAULT 5000000 ///< Protocol communication action timeout in useconds +#define MAVLINK_MISSION_RETRY_TIMEOUT_DEFAULT 500000 ///< Protocol communication retry timeout in useconds + +class MavlinkMissionManager : public MavlinkStream { +public: + ~MavlinkMissionManager(); + + const char *get_name() const + { + return MavlinkMissionManager::get_name_static(); + } + + static const char *get_name_static() + { + return "MISSION_ITEM"; + } + + uint8_t get_id() + { + return MAVLINK_MSG_ID_MISSION_ITEM; + } + + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkMissionManager(mavlink); + } + + unsigned get_size(); + + void handle_message(const mavlink_message_t *msg); + + void set_verbose(bool v) { _verbose = v; } + +private: + enum MAVLINK_WPM_STATES _state; ///< Current state + + uint64_t _time_last_recv; + uint64_t _time_last_sent; + + uint32_t _action_timeout; + uint32_t _retry_timeout; + unsigned _max_count; ///< Maximum number of mission items + + int _dataman_id; ///< Dataman storage ID for active mission + unsigned _count; ///< Count of items in active mission + int _current_seq; ///< Current item sequence in active mission + + int _transfer_dataman_id; ///< Dataman storage ID for current transmission + unsigned _transfer_count; ///< Items count in current transmission + unsigned _transfer_seq; ///< Item sequence in current transmission + unsigned _transfer_current_seq; ///< Current item ID for current transmission (-1 means not initialized) + unsigned _transfer_partner_sysid; ///< Partner system ID for current transmission + unsigned _transfer_partner_compid; ///< Partner component ID for current transmission + + int _offboard_mission_sub; + int _mission_result_sub; + orb_advert_t _offboard_mission_pub; + + MavlinkRateLimiter _slow_rate_limiter; + + bool _verbose; + + uint8_t _comp_id; + + /* do not allow top copying this class */ + MavlinkMissionManager(MavlinkMissionManager &); + MavlinkMissionManager& operator = (const MavlinkMissionManager &); + + void init_offboard_mission(); + + int update_active_mission(int dataman_id, unsigned count, int seq); + + /** + * @brief Sends an waypoint ack message + */ + void send_mission_ack(uint8_t sysid, uint8_t compid, uint8_t type); + + /** + * @brief Broadcasts the new target waypoint and directs the MAV to fly there + * + * This function broadcasts its new active waypoint sequence number and + * sends a message to the controller, advising it to fly to the coordinates + * of the waypoint with a given orientation + * + * @param seq The waypoint sequence number the MAV should fly to. + */ + void send_mission_current(uint16_t seq); + + void send_mission_count(uint8_t sysid, uint8_t compid, uint16_t count); + + void send_mission_item(uint8_t sysid, uint8_t compid, uint16_t seq); + + void send_mission_request(uint8_t sysid, uint8_t compid, uint16_t seq); + + /** + * @brief emits a message that a waypoint reached + * + * This function broadcasts a message that a waypoint is reached. + * + * @param seq The waypoint sequence number the MAV has reached. + */ + void send_mission_item_reached(uint16_t seq); + + void handle_mission_ack(const mavlink_message_t *msg); + + void handle_mission_set_current(const mavlink_message_t *msg); + + void handle_mission_request_list(const mavlink_message_t *msg); + + void handle_mission_request(const mavlink_message_t *msg); + + void handle_mission_count(const mavlink_message_t *msg); + + void handle_mission_item(const mavlink_message_t *msg); + + void handle_mission_clear_all(const mavlink_message_t *msg); + + /** + * Parse mavlink MISSION_ITEM message to get mission_item_s. + */ + int parse_mavlink_mission_item(const mavlink_mission_item_t *mavlink_mission_item, struct mission_item_s *mission_item); + + /** + * Format mission_item_s as mavlink MISSION_ITEM message. + */ + int format_mavlink_mission_item(const struct mission_item_s *mission_item, mavlink_mission_item_t *mavlink_mission_item); + +protected: + explicit MavlinkMissionManager(Mavlink *mavlink); + + void send(const hrt_abstime t); +}; diff --git a/src/modules/mavlink/mavlink_orb_subscription.cpp b/src/modules/mavlink/mavlink_orb_subscription.cpp index d432edd2b..734f0903a 100644 --- a/src/modules/mavlink/mavlink_orb_subscription.cpp +++ b/src/modules/mavlink/mavlink_orb_subscription.cpp @@ -47,53 +47,58 @@ #include "mavlink_orb_subscription.h" MavlinkOrbSubscription::MavlinkOrbSubscription(const orb_id_t topic) : - _fd(orb_subscribe(_topic)), - _published(false), + next(nullptr), _topic(topic), - _last_check(0), - next(nullptr) + _fd(orb_subscribe(_topic)), + _published(false) { - _data = malloc(topic->o_size); - memset(_data, 0, topic->o_size); } MavlinkOrbSubscription::~MavlinkOrbSubscription() { close(_fd); - free(_data); } -const orb_id_t -MavlinkOrbSubscription::get_topic() +orb_id_t +MavlinkOrbSubscription::get_topic() const { return _topic; } -void * -MavlinkOrbSubscription::get_data() -{ - return _data; -} - bool -MavlinkOrbSubscription::update(const hrt_abstime t) +MavlinkOrbSubscription::update(uint64_t *time, void* data) { - if (_last_check == t) { - /* already checked right now, return result of the check */ - return _updated; + // TODO this is NOT atomic operation, we can get data newer than time + // if topic was published between orb_stat and orb_copy calls. - } else { - _last_check = t; - orb_check(_fd, &_updated); + uint64_t time_topic; + if (orb_stat(_fd, &time_topic)) { + /* error getting last topic publication time */ + time_topic = 0; + } - if (_updated) { - orb_copy(_topic, _fd, _data); - _published = true; + if (orb_copy(_topic, _fd, data)) { + /* error copying topic data */ + memset(data, 0, _topic->o_size); + return false; + + } else { + /* data copied successfully */ + _published = true; + if (time_topic != *time) { + *time = time_topic; return true; + + } else { + return false; } } +} - return false; +bool +MavlinkOrbSubscription::update(void* data) +{ + return !orb_copy(_topic, _fd, data); } bool diff --git a/src/modules/mavlink/mavlink_orb_subscription.h b/src/modules/mavlink/mavlink_orb_subscription.h index 5c6543e81..7af454df6 100644 --- a/src/modules/mavlink/mavlink_orb_subscription.h +++ b/src/modules/mavlink/mavlink_orb_subscription.h @@ -48,12 +48,26 @@ class MavlinkOrbSubscription { public: - MavlinkOrbSubscription *next; /*< pointer to next subscription in list */ + MavlinkOrbSubscription *next; ///< pointer to next subscription in list MavlinkOrbSubscription(const orb_id_t topic); ~MavlinkOrbSubscription(); - bool update(const hrt_abstime t); + /** + * Check if subscription updated and get data. + * + * @return true only if topic was updated and data copied to buffer successfully. + * If topic was not updated since last check it will return false but still copy the data. + * If no data available data buffer will be filled with zeroes. + */ + bool update(uint64_t *time, void* data); + + /** + * Copy topic data to given buffer. + * + * @return true only if topic data copied successfully. + */ + bool update(void* data); /** * Check if the topic has been published. @@ -62,16 +76,16 @@ public: * @return true if the topic has been published at least once. */ bool is_published(); - void *get_data(); - const orb_id_t get_topic(); + orb_id_t get_topic() const; private: - const orb_id_t _topic; /*< topic metadata */ - int _fd; /*< subscription handle */ - bool _published; /*< topic was ever published */ - void *_data; /*< pointer to data buffer */ - hrt_abstime _last_check; /*< time of last check */ - bool _updated; /*< updated on last check */ + const orb_id_t _topic; ///< topic metadata + int _fd; ///< subscription handle + bool _published; ///< topic was ever published + + /* do not allow copying this class */ + MavlinkOrbSubscription(const MavlinkOrbSubscription&); + MavlinkOrbSubscription operator=(const MavlinkOrbSubscription&); }; diff --git a/src/modules/mavlink/mavlink_parameters.cpp b/src/modules/mavlink/mavlink_parameters.cpp new file mode 100644 index 000000000..cd5f53d88 --- /dev/null +++ b/src/modules/mavlink/mavlink_parameters.cpp @@ -0,0 +1,197 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file mavlink_parameters.cpp + * Mavlink parameters manager implementation. + * + * @author Anton Babushkin <anton.babushkin@me.com> + */ + +#include <stdio.h> + +#include "mavlink_parameters.h" +#include "mavlink_main.h" + +MavlinkParametersManager::MavlinkParametersManager(Mavlink *mavlink) : MavlinkStream(mavlink), + _send_all_index(-1) +{ +} + +unsigned +MavlinkParametersManager::get_size() +{ + if (_send_all_index >= 0) { + return MAVLINK_MSG_ID_PARAM_VALUE_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; + + } else { + return 0; + } +} + +void +MavlinkParametersManager::handle_message(const mavlink_message_t *msg) +{ + switch (msg->msgid) { + case MAVLINK_MSG_ID_PARAM_REQUEST_LIST: { + /* request all parameters */ + mavlink_param_request_list_t req_list; + mavlink_msg_param_request_list_decode(msg, &req_list); + + if (req_list.target_system == mavlink_system.sysid && + (req_list.target_component == mavlink_system.compid || req_list.target_component == MAV_COMP_ID_ALL)) { + + _send_all_index = 0; + _mavlink->send_statustext_info("[pm] sending list"); + } + break; + } + + case MAVLINK_MSG_ID_PARAM_SET: { + /* set parameter */ + if (msg->msgid == MAVLINK_MSG_ID_PARAM_SET) { + mavlink_param_set_t set; + mavlink_msg_param_set_decode(msg, &set); + + if (set.target_system == mavlink_system.sysid && + (set.target_component == mavlink_system.compid || set.target_component == MAV_COMP_ID_ALL)) { + + /* local name buffer to enforce null-terminated string */ + char name[MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN + 1]; + strncpy(name, set.param_id, MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN); + /* enforce null termination */ + name[MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN] = '\0'; + /* attempt to find parameter, set and send it */ + param_t param = param_find(name); + + if (param == PARAM_INVALID) { + char buf[MAVLINK_MSG_STATUSTEXT_FIELD_TEXT_LEN]; + sprintf(buf, "[pm] unknown param: %s", name); + _mavlink->send_statustext_info(buf); + + } else { + /* set and send parameter */ + param_set(param, &(set.param_value)); + send_param(param); + } + } + } + break; + } + + case MAVLINK_MSG_ID_PARAM_REQUEST_READ: { + /* request one parameter */ + mavlink_param_request_read_t req_read; + mavlink_msg_param_request_read_decode(msg, &req_read); + + if (req_read.target_system == mavlink_system.sysid && + (req_read.target_component == mavlink_system.compid || req_read.target_component == MAV_COMP_ID_ALL)) { + + /* when no index is given, loop through string ids and compare them */ + if (req_read.param_index < 0) { + /* local name buffer to enforce null-terminated string */ + char name[MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN + 1]; + strncpy(name, req_read.param_id, MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN); + /* enforce null termination */ + name[MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN] = '\0'; + /* attempt to find parameter and send it */ + send_param(param_find(name)); + + } else { + /* when index is >= 0, send this parameter again */ + send_param(param_for_index(req_read.param_index)); + } + } + break; + } + + default: + break; + } +} + +void +MavlinkParametersManager::send(const hrt_abstime t) +{ + /* send all parameters if requested */ + if (_send_all_index >= 0) { + send_param(param_for_index(_send_all_index)); + _send_all_index++; + if (_send_all_index >= (int) param_count()) { + _send_all_index = -1; + } + } +} + +void +MavlinkParametersManager::send_param(param_t param) +{ + if (param == PARAM_INVALID) { + return; + } + + mavlink_param_value_t msg; + + /* + * get param value, since MAVLink encodes float and int params in the same + * space during transmission, copy param onto float val_buf + */ + if (param_get(param, &msg.param_value) != OK) { + return; + } + + msg.param_count = param_count(); + msg.param_index = param_get_index(param); + + /* copy parameter name */ + strncpy(msg.param_id, param_name(param), MAVLINK_MSG_PARAM_VALUE_FIELD_PARAM_ID_LEN); + + /* query parameter type */ + param_type_t type = param_type(param); + + /* + * Map onboard parameter type to MAVLink type, + * endianess matches (both little endian) + */ + if (type == PARAM_TYPE_INT32) { + msg.param_type = MAVLINK_TYPE_INT32_T; + + } else if (type == PARAM_TYPE_FLOAT) { + msg.param_type = MAVLINK_TYPE_FLOAT; + + } else { + msg.param_type = MAVLINK_TYPE_FLOAT; + } + + _mavlink->send_message(MAVLINK_MSG_ID_PARAM_VALUE, &msg); +} diff --git a/src/modules/mavlink/mavlink_parameters.h b/src/modules/mavlink/mavlink_parameters.h new file mode 100644 index 000000000..5576e6b84 --- /dev/null +++ b/src/modules/mavlink/mavlink_parameters.h @@ -0,0 +1,115 @@ +/**************************************************************************** + * + * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file mavlink_parameters.h + * Mavlink parameters manager definition. + * + * @author Anton Babushkin <anton.babushkin@me.com> + */ + +#pragma once + +#include <systemlib/param/param.h> + +#include "mavlink_bridge_header.h" +#include "mavlink_stream.h" + +class MavlinkParametersManager : public MavlinkStream +{ +public: + const char *get_name() const + { + return MavlinkParametersManager::get_name_static(); + } + + static const char *get_name_static() + { + return "PARAM_VALUE"; + } + + uint8_t get_id() + { + return MAVLINK_MSG_ID_PARAM_VALUE; + } + + static MavlinkStream *new_instance(Mavlink *mavlink) + { + return new MavlinkParametersManager(mavlink); + } + + unsigned get_size(); + + void handle_message(const mavlink_message_t *msg); + + /** + * Send one parameter identified by index. + * + * @param index The index of the parameter to send. + * @return zero on success, nonzero else. + */ + void start_send_one(int index); + + + /** + * Send one parameter identified by name. + * + * @param name The index of the parameter to send. + * @return zero on success, nonzero else. + */ + int start_send_for_name(const char *name); + + /** + * Start sending the parameter queue. + * + * This function will not directly send parameters, but instead + * activate the sending of one parameter on each call of + * mavlink_pm_queued_send(). + * @see mavlink_pm_queued_send() + */ + void start_send_all(); + +private: + int _send_all_index; + + /* do not allow top copying this class */ + MavlinkParametersManager(MavlinkParametersManager &); + MavlinkParametersManager& operator = (const MavlinkParametersManager &); + +protected: + explicit MavlinkParametersManager(Mavlink *mavlink); + + void send(const hrt_abstime t); + + void send_param(param_t param); +}; diff --git a/src/modules/mavlink/mavlink_rate_limiter.cpp b/src/modules/mavlink/mavlink_rate_limiter.cpp index 9cdda8b17..d3b3e1cde 100644 --- a/src/modules/mavlink/mavlink_rate_limiter.cpp +++ b/src/modules/mavlink/mavlink_rate_limiter.cpp @@ -64,7 +64,7 @@ MavlinkRateLimiter::check(hrt_abstime t) uint64_t dt = t - _last_sent; if (dt > 0 && dt >= _interval) { - _last_sent = (t / _interval) * _interval; + _last_sent = t; return true; } diff --git a/src/modules/mavlink/mavlink_receiver.cpp b/src/modules/mavlink/mavlink_receiver.cpp index 7c93c1c00..69e3ef31d 100644 --- a/src/modules/mavlink/mavlink_receiver.cpp +++ b/src/modules/mavlink/mavlink_receiver.cpp @@ -79,7 +79,6 @@ __BEGIN_DECLS #include "mavlink_bridge_header.h" #include "mavlink_receiver.h" #include "mavlink_main.h" -#include "util.h" __END_DECLS @@ -87,7 +86,9 @@ static const float mg2ms2 = CONSTANTS_ONE_G / 1000.0f; MavlinkReceiver::MavlinkReceiver(Mavlink *parent) : _mavlink(parent), - + status{}, + hil_local_pos{}, + _control_mode{}, _global_pos_pub(-1), _local_pos_pub(-1), _attitude_pub(-1), @@ -102,16 +103,25 @@ MavlinkReceiver::MavlinkReceiver(Mavlink *parent) : _cmd_pub(-1), _flow_pub(-1), _offboard_control_sp_pub(-1), + _local_pos_sp_pub(-1), + _global_vel_sp_pub(-1), + _att_sp_pub(-1), + _rates_sp_pub(-1), _vicon_position_pub(-1), _telemetry_status_pub(-1), _rc_pub(-1), _manual_pub(-1), + _radio_status_available(false), + _control_mode_sub(orb_subscribe(ORB_ID(vehicle_control_mode))), _hil_frames(0), _old_timestamp(0), _hil_local_proj_inited(0), - _hil_local_alt0(0.0) + _hil_local_alt0(0.0f), + _hil_local_proj_ref{} { - memset(&hil_local_pos, 0, sizeof(hil_local_pos)); + + // make sure the FTP server is started + (void)MavlinkFTP::getServer(); } MavlinkReceiver::~MavlinkReceiver() @@ -150,6 +160,18 @@ MavlinkReceiver::handle_message(mavlink_message_t *msg) handle_message_manual_control(msg); break; + case MAVLINK_MSG_ID_HEARTBEAT: + handle_message_heartbeat(msg); + break; + + case MAVLINK_MSG_ID_REQUEST_DATA_STREAM: + handle_message_request_data_stream(msg); + break; + + case MAVLINK_MSG_ID_ENCAPSULATED_DATA: + MavlinkFTP::getServer()->handle_message(_mavlink, msg); + break; + default: break; } @@ -191,7 +213,7 @@ MavlinkReceiver::handle_message(mavlink_message_t *msg) } } - + /* If we've received a valid message, mark the flag indicating so. This is used in the '-w' command-line flag. */ _mavlink->set_has_received_messages(true); @@ -217,6 +239,13 @@ MavlinkReceiver::handle_message_command_long(mavlink_message_t *msg) _mavlink->_task_should_exit = true; } else { + + if (msg->sysid == mavlink_system.sysid && msg->compid == mavlink_system.compid) { + warnx("ignoring CMD spoofed with same SYS/COMP (%d/%d) ID", + mavlink_system.sysid, mavlink_system.compid); + return; + } + struct vehicle_command_s vcmd; memset(&vcmd, 0, sizeof(vcmd)); @@ -336,53 +365,21 @@ MavlinkReceiver::handle_message_vicon_position_estimate(mavlink_message_t *msg) void MavlinkReceiver::handle_message_quad_swarm_roll_pitch_yaw_thrust(mavlink_message_t *msg) { - mavlink_set_quad_swarm_roll_pitch_yaw_thrust_t quad_motors_setpoint; - mavlink_msg_set_quad_swarm_roll_pitch_yaw_thrust_decode(msg, &quad_motors_setpoint); + mavlink_set_quad_swarm_roll_pitch_yaw_thrust_t swarm_offboard_control; + mavlink_msg_set_quad_swarm_roll_pitch_yaw_thrust_decode(msg, &swarm_offboard_control); - if (mavlink_system.sysid < 4) { + /* Only accept system IDs from 1 to 4 */ + if (mavlink_system.sysid >= 1 && mavlink_system.sysid <= 4) { struct offboard_control_setpoint_s offboard_control_sp; memset(&offboard_control_sp, 0, sizeof(offboard_control_sp)); - uint8_t ml_mode = 0; - bool ml_armed = false; - - switch (quad_motors_setpoint.mode) { - case 0: - ml_armed = false; - break; - - case 1: - ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_RATES; - ml_armed = true; - - break; - - case 2: - ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_ATTITUDE; - ml_armed = true; - - break; - - case 3: - ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_VELOCITY; - break; - - case 4: - ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_POSITION; - break; - } - - offboard_control_sp.p1 = (float)quad_motors_setpoint.roll[mavlink_system.sysid - 1] / (float)INT16_MAX; - offboard_control_sp.p2 = (float)quad_motors_setpoint.pitch[mavlink_system.sysid - 1] / (float)INT16_MAX; - offboard_control_sp.p3 = (float)quad_motors_setpoint.yaw[mavlink_system.sysid - 1] / (float)INT16_MAX; - offboard_control_sp.p4 = (float)quad_motors_setpoint.thrust[mavlink_system.sysid - 1] / (float)UINT16_MAX; - - if (quad_motors_setpoint.thrust[mavlink_system.sysid - 1] == 0) { - ml_armed = false; - } + /* Convert values * 1000 back */ + offboard_control_sp.p1 = (float)swarm_offboard_control.roll[mavlink_system.sysid - 1] / 1000.0f; + offboard_control_sp.p2 = (float)swarm_offboard_control.pitch[mavlink_system.sysid - 1] / 1000.0f; + offboard_control_sp.p3 = (float)swarm_offboard_control.yaw[mavlink_system.sysid - 1] / 1000.0f; + offboard_control_sp.p4 = (float)swarm_offboard_control.thrust[mavlink_system.sysid - 1] / 1000.0f; - offboard_control_sp.armed = ml_armed; - offboard_control_sp.mode = static_cast<enum OFFBOARD_CONTROL_MODE>(ml_mode); + offboard_control_sp.mode = (enum OFFBOARD_CONTROL_MODE)swarm_offboard_control.mode; offboard_control_sp.timestamp = hrt_absolute_time(); @@ -398,27 +395,34 @@ MavlinkReceiver::handle_message_quad_swarm_roll_pitch_yaw_thrust(mavlink_message void MavlinkReceiver::handle_message_radio_status(mavlink_message_t *msg) { - mavlink_radio_status_t rstatus; - mavlink_msg_radio_status_decode(msg, &rstatus); + /* telemetry status supported only on first TELEMETRY_STATUS_ORB_ID_NUM mavlink channels */ + if (_mavlink->get_channel() < TELEMETRY_STATUS_ORB_ID_NUM) { + mavlink_radio_status_t rstatus; + mavlink_msg_radio_status_decode(msg, &rstatus); + + struct telemetry_status_s &tstatus = _mavlink->get_rx_status(); + + tstatus.timestamp = hrt_absolute_time(); + tstatus.telem_time = tstatus.timestamp; + /* tstatus.heartbeat_time is set by system heartbeats */ + tstatus.type = TELEMETRY_STATUS_RADIO_TYPE_3DR_RADIO; + tstatus.rssi = rstatus.rssi; + tstatus.remote_rssi = rstatus.remrssi; + tstatus.txbuf = rstatus.txbuf; + tstatus.noise = rstatus.noise; + tstatus.remote_noise = rstatus.remnoise; + tstatus.rxerrors = rstatus.rxerrors; + tstatus.fixed = rstatus.fixed; + + if (_telemetry_status_pub < 0) { + _telemetry_status_pub = orb_advertise(telemetry_status_orb_id[_mavlink->get_channel()], &tstatus); - struct telemetry_status_s tstatus; - memset(&tstatus, 0, sizeof(tstatus)); - - tstatus.timestamp = hrt_absolute_time(); - tstatus.type = TELEMETRY_STATUS_RADIO_TYPE_3DR_RADIO; - tstatus.rssi = rstatus.rssi; - tstatus.remote_rssi = rstatus.remrssi; - tstatus.txbuf = rstatus.txbuf; - tstatus.noise = rstatus.noise; - tstatus.remote_noise = rstatus.remnoise; - tstatus.rxerrors = rstatus.rxerrors; - tstatus.fixed = rstatus.fixed; - - if (_telemetry_status_pub < 0) { - _telemetry_status_pub = orb_advertise(ORB_ID(telemetry_status), &tstatus); + } else { + orb_publish(telemetry_status_orb_id[_mavlink->get_channel()], _telemetry_status_pub, &tstatus); + } - } else { - orb_publish(ORB_ID(telemetry_status), _telemetry_status_pub, &tstatus); + /* this means that heartbeats alone won't be published to the radio status no more */ + _radio_status_available = true; } } @@ -432,10 +436,12 @@ MavlinkReceiver::handle_message_manual_control(mavlink_message_t *msg) memset(&manual, 0, sizeof(manual)); manual.timestamp = hrt_absolute_time(); - manual.pitch = man.x / 1000.0f; - manual.roll = man.y / 1000.0f; - manual.yaw = man.r / 1000.0f; - manual.throttle = man.z / 1000.0f; + manual.x = man.x / 1000.0f; + manual.y = man.y / 1000.0f; + manual.r = man.r / 1000.0f; + manual.z = man.z / 1000.0f; + + warnx("pitch: %.2f, roll: %.2f, yaw: %.2f, throttle: %.2f", (double)manual.x, (double)manual.y, (double)manual.r, (double)manual.z); if (_manual_pub < 0) { _manual_pub = orb_advertise(ORB_ID(manual_control_setpoint), &manual); @@ -446,6 +452,61 @@ MavlinkReceiver::handle_message_manual_control(mavlink_message_t *msg) } void +MavlinkReceiver::handle_message_heartbeat(mavlink_message_t *msg) +{ + /* telemetry status supported only on first TELEMETRY_STATUS_ORB_ID_NUM mavlink channels */ + if (_mavlink->get_channel() < TELEMETRY_STATUS_ORB_ID_NUM) { + mavlink_heartbeat_t hb; + mavlink_msg_heartbeat_decode(msg, &hb); + + /* ignore own heartbeats, accept only heartbeats from GCS */ + if (msg->sysid != mavlink_system.sysid && hb.type == MAV_TYPE_GCS) { + + struct telemetry_status_s &tstatus = _mavlink->get_rx_status(); + + hrt_abstime tnow = hrt_absolute_time(); + + /* always set heartbeat, publish only if telemetry link not up */ + tstatus.heartbeat_time = tnow; + + /* if no radio status messages arrive, lets at least publish that heartbeats were received */ + if (!_radio_status_available) { + + tstatus.timestamp = tnow; + /* telem_time indicates the timestamp of a telemetry status packet and we got none */ + tstatus.telem_time = 0; + tstatus.type = TELEMETRY_STATUS_RADIO_TYPE_GENERIC; + + if (_telemetry_status_pub < 0) { + _telemetry_status_pub = orb_advertise(telemetry_status_orb_id[_mavlink->get_channel()], &tstatus); + + } else { + orb_publish(telemetry_status_orb_id[_mavlink->get_channel()], _telemetry_status_pub, &tstatus); + } + } + } + } +} + +void +MavlinkReceiver::handle_message_request_data_stream(mavlink_message_t *msg) +{ + mavlink_request_data_stream_t req; + mavlink_msg_request_data_stream_decode(msg, &req); + + if (req.target_system == mavlink_system.sysid && req.target_component == mavlink_system.compid) { + float rate = req.start_stop ? (1000.0f / req.req_message_rate) : 0.0f; + + MavlinkStream *stream; + LL_FOREACH(_mavlink->get_streams(), stream) { + if (req.req_stream_id == stream->get_id()) { + _mavlink->configure_stream_threadsafe(stream->get_name(), rate); + } + } + } +} + +void MavlinkReceiver::handle_message_hil_sensor(mavlink_message_t *msg) { mavlink_hil_sensor_t imu; @@ -489,10 +550,10 @@ MavlinkReceiver::handle_message_hil_sensor(mavlink_message_t *msg) gyro.temperature = imu.temperature; if (_gyro_pub < 0) { - _gyro_pub = orb_advertise(ORB_ID(sensor_gyro), &gyro); + _gyro_pub = orb_advertise(ORB_ID(sensor_gyro0), &gyro); } else { - orb_publish(ORB_ID(sensor_gyro), _gyro_pub, &gyro); + orb_publish(ORB_ID(sensor_gyro0), _gyro_pub, &gyro); } } @@ -511,10 +572,10 @@ MavlinkReceiver::handle_message_hil_sensor(mavlink_message_t *msg) accel.temperature = imu.temperature; if (_accel_pub < 0) { - _accel_pub = orb_advertise(ORB_ID(sensor_accel), &accel); + _accel_pub = orb_advertise(ORB_ID(sensor_accel0), &accel); } else { - orb_publish(ORB_ID(sensor_accel), _accel_pub, &accel); + orb_publish(ORB_ID(sensor_accel0), _accel_pub, &accel); } } @@ -532,10 +593,10 @@ MavlinkReceiver::handle_message_hil_sensor(mavlink_message_t *msg) mag.z = imu.zmag; if (_mag_pub < 0) { - _mag_pub = orb_advertise(ORB_ID(sensor_mag), &mag); + _mag_pub = orb_advertise(ORB_ID(sensor_mag0), &mag); } else { - orb_publish(ORB_ID(sensor_mag), _mag_pub, &mag); + orb_publish(ORB_ID(sensor_mag0), _mag_pub, &mag); } } @@ -550,10 +611,10 @@ MavlinkReceiver::handle_message_hil_sensor(mavlink_message_t *msg) baro.temperature = imu.temperature; if (_baro_pub < 0) { - _baro_pub = orb_advertise(ORB_ID(sensor_baro), &baro); + _baro_pub = orb_advertise(ORB_ID(sensor_baro0), &baro); } else { - orb_publish(ORB_ID(sensor_baro), _baro_pub, &baro); + orb_publish(ORB_ID(sensor_baro0), _baro_pub, &baro); } } @@ -661,12 +722,11 @@ MavlinkReceiver::handle_message_hil_gps(mavlink_message_t *msg) hil_gps.lat = gps.lat; hil_gps.lon = gps.lon; hil_gps.alt = gps.alt; - hil_gps.eph_m = (float)gps.eph * 1e-2f; // from cm to m - hil_gps.epv_m = (float)gps.epv * 1e-2f; // from cm to m + hil_gps.eph = (float)gps.eph * 1e-2f; // from cm to m + hil_gps.epv = (float)gps.epv * 1e-2f; // from cm to m hil_gps.timestamp_variance = timestamp; hil_gps.s_variance_m_s = 5.0f; - hil_gps.p_variance_m = hil_gps.eph_m * hil_gps.eph_m; hil_gps.timestamp_velocity = timestamp; hil_gps.vel_m_s = (float)gps.vel * 1e-2f; // from cm/s to m/s @@ -676,9 +736,8 @@ MavlinkReceiver::handle_message_hil_gps(mavlink_message_t *msg) hil_gps.vel_ned_valid = true; hil_gps.cog_rad = _wrap_pi(gps.cog * M_DEG_TO_RAD_F * 1e-2f); - hil_gps.timestamp_satellites = timestamp; hil_gps.fix_type = gps.fix_type; - hil_gps.satellites_visible = gps.satellites_visible; + hil_gps.satellites_used = gps.satellites_visible; //TODO: rename mavlink_hil_gps_t sats visible to used? if (_gps_pub < 0) { _gps_pub = orb_advertise(ORB_ID(vehicle_gps_position), &hil_gps); @@ -829,10 +888,10 @@ MavlinkReceiver::handle_message_hil_state_quaternion(mavlink_message_t *msg) accel.temperature = 25.0f; if (_accel_pub < 0) { - _accel_pub = orb_advertise(ORB_ID(sensor_accel), &accel); + _accel_pub = orb_advertise(ORB_ID(sensor_accel0), &accel); } else { - orb_publish(ORB_ID(sensor_accel), _accel_pub, &accel); + orb_publish(ORB_ID(sensor_accel0), _accel_pub, &accel); } } @@ -896,18 +955,13 @@ MavlinkReceiver::receive_thread(void *arg) /* handle generic messages and commands */ handle_message(&msg); - /* handle packet with waypoint component */ - _mavlink->mavlink_wpm_message_handler(&msg); - - /* handle packet with parameter component */ - _mavlink->mavlink_pm_message_handler(_mavlink->get_channel(), &msg); - - if (_mavlink->get_forwarding_on()) { - /* forward any messages to other mavlink instances */ - Mavlink::forward_message(&msg, _mavlink); - } + /* handle packet with parent object */ + _mavlink->handle_message(&msg); } } + + /* count received bytes */ + _mavlink->count_rxbytes(nread); } } @@ -926,6 +980,8 @@ void *MavlinkReceiver::start_helper(void *context) rcv->receive_thread(NULL); delete rcv; + + return nullptr; } pthread_t @@ -943,8 +999,7 @@ MavlinkReceiver::receive_start(Mavlink *parent) param.sched_priority = SCHED_PRIORITY_MAX - 40; (void)pthread_attr_setschedparam(&receiveloop_attr, ¶m); - pthread_attr_setstacksize(&receiveloop_attr, 3000); - + pthread_attr_setstacksize(&receiveloop_attr, 2900); pthread_t thread; pthread_create(&thread, &receiveloop_attr, MavlinkReceiver::start_helper, (void *)parent); diff --git a/src/modules/mavlink/mavlink_receiver.h b/src/modules/mavlink/mavlink_receiver.h index 9ab84b58a..f4d0c52d8 100644 --- a/src/modules/mavlink/mavlink_receiver.h +++ b/src/modules/mavlink/mavlink_receiver.h @@ -36,6 +36,7 @@ * MAVLink 1.0 uORB listener definition * * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Anton Babushkin <anton.babushkin@me.com> */ #pragma once @@ -44,6 +45,7 @@ #include <uORB/uORB.h> #include <uORB/topics/sensor_combined.h> #include <uORB/topics/rc_channels.h> +#include <uORB/topics/vehicle_control_mode.h> #include <uORB/topics/vehicle_attitude.h> #include <uORB/topics/vehicle_gps_position.h> #include <uORB/topics/vehicle_global_position.h> @@ -53,6 +55,7 @@ #include <uORB/topics/offboard_control_setpoint.h> #include <uORB/topics/vehicle_command.h> #include <uORB/topics/vehicle_local_position_setpoint.h> +#include <uORB/topics/vehicle_global_velocity_setpoint.h> #include <uORB/topics/position_setpoint_triplet.h> #include <uORB/topics/vehicle_vicon_position.h> #include <uORB/topics/vehicle_attitude_setpoint.h> @@ -68,6 +71,8 @@ #include <uORB/topics/airspeed.h> #include <uORB/topics/battery_status.h> +#include "mavlink_ftp.h" + class Mavlink; class MavlinkReceiver @@ -100,8 +105,6 @@ public: static void *start_helper(void *context); private: - perf_counter_t _loop_perf; /**< loop performance counter */ - Mavlink *_mavlink; void handle_message(mavlink_message_t *msg); @@ -112,6 +115,8 @@ private: void handle_message_quad_swarm_roll_pitch_yaw_thrust(mavlink_message_t *msg); void handle_message_radio_status(mavlink_message_t *msg); void handle_message_manual_control(mavlink_message_t *msg); + void handle_message_heartbeat(mavlink_message_t *msg); + void handle_message_request_data_stream(mavlink_message_t *msg); void handle_message_hil_sensor(mavlink_message_t *msg); void handle_message_hil_gps(mavlink_message_t *msg); void handle_message_hil_state_quaternion(mavlink_message_t *msg); @@ -120,6 +125,7 @@ private: mavlink_status_t status; struct vehicle_local_position_s hil_local_pos; + struct vehicle_control_mode_s _control_mode; orb_advert_t _global_pos_pub; orb_advert_t _local_pos_pub; orb_advert_t _attitude_pub; @@ -134,13 +140,23 @@ private: orb_advert_t _cmd_pub; orb_advert_t _flow_pub; orb_advert_t _offboard_control_sp_pub; + orb_advert_t _local_pos_sp_pub; + orb_advert_t _global_vel_sp_pub; + orb_advert_t _att_sp_pub; + orb_advert_t _rates_sp_pub; orb_advert_t _vicon_position_pub; orb_advert_t _telemetry_status_pub; orb_advert_t _rc_pub; orb_advert_t _manual_pub; + bool _radio_status_available; + int _control_mode_sub; int _hil_frames; uint64_t _old_timestamp; bool _hil_local_proj_inited; float _hil_local_alt0; struct map_projection_reference_s _hil_local_proj_ref; + + /* do not allow copying this class */ + MavlinkReceiver(const MavlinkReceiver&); + MavlinkReceiver operator=(const MavlinkReceiver&); }; diff --git a/src/modules/mavlink/mavlink_stream.cpp b/src/modules/mavlink/mavlink_stream.cpp index bb19d7e33..5b9e45d3e 100644 --- a/src/modules/mavlink/mavlink_stream.cpp +++ b/src/modules/mavlink/mavlink_stream.cpp @@ -43,7 +43,11 @@ #include "mavlink_stream.h" #include "mavlink_main.h" -MavlinkStream::MavlinkStream() : _interval(1000000), _last_sent(0), _channel(MAVLINK_COMM_0), next(nullptr) +MavlinkStream::MavlinkStream(Mavlink *mavlink) : + next(nullptr), + _mavlink(mavlink), + _interval(1000000), + _last_sent(0) { } @@ -61,25 +65,30 @@ MavlinkStream::set_interval(const unsigned int interval) } /** - * Set mavlink channel - */ -void -MavlinkStream::set_channel(mavlink_channel_t channel) -{ - _channel = channel; -} - -/** * Update subscriptions and send message if necessary */ int MavlinkStream::update(const hrt_abstime t) { uint64_t dt = t - _last_sent; + unsigned int interval = _interval; - if (dt > 0 && dt >= _interval) { + if (!const_rate()) { + interval /= _mavlink->get_rate_mult(); + } + + if (dt > 0 && dt >= interval) { /* interval expired, send message */ send(t); - _last_sent = (t / _interval) * _interval; + if (const_rate()) { + _last_sent = (t / _interval) * _interval; + + } else { + _last_sent = t; + } + + return 0; } + + return -1; } diff --git a/src/modules/mavlink/mavlink_stream.h b/src/modules/mavlink/mavlink_stream.h index def40d9ad..ef22dc443 100644 --- a/src/modules/mavlink/mavlink_stream.h +++ b/src/modules/mavlink/mavlink_stream.h @@ -46,30 +46,60 @@ class Mavlink; class MavlinkStream; -#include "mavlink_main.h" - class MavlinkStream { -private: - hrt_abstime _last_sent; + +public: + MavlinkStream *next; + + MavlinkStream(Mavlink *mavlink); + virtual ~MavlinkStream(); + + /** + * Get the interval + * + * @param interval the inveral in microseconds (us) between messages + */ + void set_interval(const unsigned int interval); + + /** + * Get the interval + * + * @return the inveral in microseconds (us) between messages + */ + unsigned get_interval() { return _interval; } + + /** + * @return 0 if updated / sent, -1 if unchanged + */ + int update(const hrt_abstime t); + static MavlinkStream *new_instance(const Mavlink *mavlink); + static const char *get_name_static(); + virtual const char *get_name() const = 0; + virtual uint8_t get_id() = 0; + + /** + * @return true if steam rate shouldn't be adjusted + */ + virtual bool const_rate() { return false; } + + /** + * Get maximal total messages size on update + */ + virtual unsigned get_size() = 0; protected: - mavlink_channel_t _channel; + Mavlink * _mavlink; unsigned int _interval; virtual void send(const hrt_abstime t) = 0; -public: - MavlinkStream *next; +private: + hrt_abstime _last_sent; - MavlinkStream(); - ~MavlinkStream(); - void set_interval(const unsigned int interval); - void set_channel(mavlink_channel_t channel); - int update(const hrt_abstime t); - virtual MavlinkStream *new_instance() = 0; - virtual void subscribe(Mavlink *mavlink) = 0; - virtual const char *get_name() = 0; + /* do not allow top copying this class */ + MavlinkStream(const MavlinkStream&); + MavlinkStream& operator=(const MavlinkStream&); }; diff --git a/src/modules/mavlink/module.mk b/src/modules/mavlink/module.mk index dcca11977..91fdd6154 100644 --- a/src/modules/mavlink/module.mk +++ b/src/modules/mavlink/module.mk @@ -39,12 +39,18 @@ MODULE_COMMAND = mavlink SRCS += mavlink_main.cpp \ mavlink.c \ mavlink_receiver.cpp \ + mavlink_mission.cpp \ + mavlink_parameters.cpp \ mavlink_orb_subscription.cpp \ mavlink_messages.cpp \ mavlink_stream.cpp \ mavlink_rate_limiter.cpp \ - mavlink_commands.cpp + mavlink_ftp.cpp INCLUDE_DIRS += $(MAVLINK_SRC)/include/mavlink MAXOPTIMIZATION = -Os + +MODULE_STACKSIZE = 1024 + +EXTRACXXFLAGS = -Weffc++ diff --git a/src/modules/mavlink/waypoints.h b/src/modules/mavlink/waypoints.h deleted file mode 100644 index 532eff7aa..000000000 --- a/src/modules/mavlink/waypoints.h +++ /dev/null @@ -1,111 +0,0 @@ -/**************************************************************************** - * - * Copyright (c) 2009-2014 PX4 Development Team. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/** - * @file waypoints.h - * MAVLink waypoint protocol definition (BSD-relicensed). - * - * @author Petri Tanskanen <petri.tanskanen@inf.ethz.ch> - * @author Lorenz Meier <lm@inf.ethz.ch> - * @author Thomas Gubler <thomasgubler@student.ethz.ch> - * @author Julian Oes <joes@student.ethz.ch> - */ - -#ifndef WAYPOINTS_H_ -#define WAYPOINTS_H_ - -/* This assumes you have the mavlink headers on your include path - or in the same folder as this source file */ - -#include <v1.0/mavlink_types.h> -#include "mavlink_bridge_header.h" -#include <stdbool.h> -#include <uORB/topics/mission.h> - -enum MAVLINK_WPM_STATES { - MAVLINK_WPM_STATE_IDLE = 0, - MAVLINK_WPM_STATE_SENDLIST, - MAVLINK_WPM_STATE_SENDLIST_SENDWPS, - MAVLINK_WPM_STATE_GETLIST, - MAVLINK_WPM_STATE_GETLIST_GETWPS, - MAVLINK_WPM_STATE_GETLIST_GOTALL, - MAVLINK_WPM_STATE_ENUM_END -}; - -enum MAVLINK_WPM_CODES { - MAVLINK_WPM_CODE_OK = 0, - MAVLINK_WPM_CODE_ERR_WAYPOINT_ACTION_NOT_SUPPORTED, - MAVLINK_WPM_CODE_ERR_WAYPOINT_FRAME_NOT_SUPPORTED, - MAVLINK_WPM_CODE_ERR_WAYPOINT_OUT_OF_BOUNDS, - MAVLINK_WPM_CODE_ERR_WAYPOINT_MAX_NUMBER_EXCEEDED, - MAVLINK_WPM_CODE_ENUM_END -}; - - -#define MAVLINK_WPM_MAX_WP_COUNT 255 -#define MAVLINK_WPM_PROTOCOL_TIMEOUT_DEFAULT 5000000 ///< Protocol communication timeout in useconds -#define MAVLINK_WPM_SETPOINT_DELAY_DEFAULT 1000000 ///< When to send a new setpoint -#define MAVLINK_WPM_PROTOCOL_DELAY_DEFAULT 40000 - - -struct mavlink_wpm_storage { - uint16_t size; - uint16_t max_size; - enum MAVLINK_WPM_STATES current_state; - int16_t current_wp_id; ///< Waypoint in current transmission - uint16_t current_count; - uint8_t current_partner_sysid; - uint8_t current_partner_compid; - uint64_t timestamp_lastaction; - uint64_t timestamp_last_send_setpoint; - uint32_t timeout; - int current_dataman_id; -}; - -typedef struct mavlink_wpm_storage mavlink_wpm_storage; - -int map_mavlink_mission_item_to_mission_item(const mavlink_mission_item_t *mavlink_mission_item, struct mission_item_s *mission_item); -int map_mission_item_to_mavlink_mission_item(const struct mission_item_s *mission_item, mavlink_mission_item_t *mavlink_mission_item); - - -void mavlink_wpm_init(mavlink_wpm_storage *state); -void mavlink_waypoint_eventloop(uint64_t now); -void mavlink_wpm_message_handler(const mavlink_message_t *msg); - -extern void mavlink_missionlib_current_waypoint_changed(uint16_t index, float param1, - float param2, float param3, float param4, float param5_lat_x, - float param6_lon_y, float param7_alt_z, uint8_t frame, uint16_t command); - -static uint8_t missionlib_msg_buf[MAVLINK_MAX_PACKET_LEN]; - -#endif /* WAYPOINTS_H_ */ diff --git a/src/modules/mc_att_control/mc_att_control_main.cpp b/src/modules/mc_att_control/mc_att_control_main.cpp index 36d95bf06..19c10198c 100644 --- a/src/modules/mc_att_control/mc_att_control_main.cpp +++ b/src/modules/mc_att_control/mc_att_control_main.cpp @@ -1,9 +1,6 @@ /**************************************************************************** * * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. - * Author: @author Tobias Naegeli <naegelit@student.ethz.ch> - * @author Lorenz Meier <lm@inf.ethz.ch> - * @author Anton Babushkin <anton.babushkin@me.com> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -35,9 +32,13 @@ ****************************************************************************/ /** - * @file mc_att_control_main.c + * @file mc_att_control_main.cpp * Multicopter attitude controller. * + * @author Tobias Naegeli <naegelit@student.ethz.ch> + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Anton Babushkin <anton.babushkin@me.com> + * * The controller has two loops: P loop for angular error and PD loop for angular rate error. * Desired rotation calculated keeping in mind that yaw response is normally slower than roll/pitch. * For small deviations controller rotates copter to have shortest path of thrust vector and independently rotates around yaw, @@ -71,7 +72,8 @@ #include <systemlib/err.h> #include <systemlib/perf_counter.h> #include <systemlib/systemlib.h> -#include <mathlib/mathlib.h> +#include <systemlib/circuit_breaker.h> +#include <lib/mathlib/mathlib.h> #include <lib/geo/geo.h> /** @@ -122,6 +124,8 @@ private: orb_advert_t _v_rates_sp_pub; /**< rate setpoint publication */ orb_advert_t _actuators_0_pub; /**< attitude actuator controls publication */ + bool _actuators_0_circuit_breaker_enabled; /**< circuit breaker to suppress output */ + struct vehicle_attitude_s _v_att; /**< vehicle attitude */ struct vehicle_attitude_setpoint_s _v_att_sp; /**< vehicle attitude setpoint */ struct vehicle_rates_setpoint_s _v_rates_sp; /**< vehicle rates setpoint */ @@ -156,10 +160,14 @@ private: param_t yaw_rate_i; param_t yaw_rate_d; param_t yaw_ff; + param_t yaw_rate_max; param_t man_roll_max; param_t man_pitch_max; param_t man_yaw_max; + param_t acro_roll_max; + param_t acro_pitch_max; + param_t acro_yaw_max; } _params_handles; /**< handles for interesting parameters */ struct { @@ -168,10 +176,12 @@ private: math::Vector<3> rate_i; /**< I gain for angular rate error */ math::Vector<3> rate_d; /**< D gain for angular rate error */ float yaw_ff; /**< yaw control feed-forward */ + float yaw_rate_max; /**< max yaw rate */ float man_roll_max; float man_pitch_max; float man_yaw_max; + math::Vector<3> acro_rate_max; /**< max attitude rates in acro mode */ } _params; /** @@ -225,9 +235,9 @@ private: static void task_main_trampoline(int argc, char *argv[]); /** - * Main sensor collection task. + * Main attitude control task. */ - void task_main() __attribute__((noreturn)); + void task_main(); }; namespace mc_att_control @@ -260,6 +270,8 @@ MulticopterAttitudeControl::MulticopterAttitudeControl() : _v_rates_sp_pub(-1), _actuators_0_pub(-1), + _actuators_0_circuit_breaker_enabled(false), + /* performance counters */ _loop_perf(perf_alloc(PC_ELAPSED, "mc_att_control")) @@ -276,6 +288,12 @@ MulticopterAttitudeControl::MulticopterAttitudeControl() : _params.rate_p.zero(); _params.rate_i.zero(); _params.rate_d.zero(); + _params.yaw_ff = 0.0f; + _params.yaw_rate_max = 0.0f; + _params.man_roll_max = 0.0f; + _params.man_pitch_max = 0.0f; + _params.man_yaw_max = 0.0f; + _params.acro_rate_max.zero(); _rates_prev.zero(); _rates_sp.zero(); @@ -298,10 +316,13 @@ MulticopterAttitudeControl::MulticopterAttitudeControl() : _params_handles.yaw_rate_i = param_find("MC_YAWRATE_I"); _params_handles.yaw_rate_d = param_find("MC_YAWRATE_D"); _params_handles.yaw_ff = param_find("MC_YAW_FF"); - + _params_handles.yaw_rate_max = param_find("MC_YAWRATE_MAX"); _params_handles.man_roll_max = param_find("MC_MAN_R_MAX"); _params_handles.man_pitch_max = param_find("MC_MAN_P_MAX"); _params_handles.man_yaw_max = param_find("MC_MAN_Y_MAX"); + _params_handles.acro_roll_max = param_find("MC_ACRO_R_MAX"); + _params_handles.acro_pitch_max = param_find("MC_ACRO_P_MAX"); + _params_handles.acro_yaw_max = param_find("MC_ACRO_Y_MAX"); /* fetch initial parameter values */ parameters_update(); @@ -367,15 +388,26 @@ MulticopterAttitudeControl::parameters_update() _params.rate_d(2) = v; param_get(_params_handles.yaw_ff, &_params.yaw_ff); + param_get(_params_handles.yaw_rate_max, &_params.yaw_rate_max); + _params.yaw_rate_max = math::radians(_params.yaw_rate_max); /* manual control scale */ param_get(_params_handles.man_roll_max, &_params.man_roll_max); param_get(_params_handles.man_pitch_max, &_params.man_pitch_max); param_get(_params_handles.man_yaw_max, &_params.man_yaw_max); + _params.man_roll_max = math::radians(_params.man_roll_max); + _params.man_pitch_max = math::radians(_params.man_pitch_max); + _params.man_yaw_max = math::radians(_params.man_yaw_max); - _params.man_roll_max *= M_PI / 180.0; - _params.man_pitch_max *= M_PI / 180.0; - _params.man_yaw_max *= M_PI / 180.0; + /* acro control scale */ + param_get(_params_handles.acro_roll_max, &v); + _params.acro_rate_max(0) = math::radians(v); + param_get(_params_handles.acro_pitch_max, &v); + _params.acro_rate_max(1) = math::radians(v); + param_get(_params_handles.acro_yaw_max, &v); + _params.acro_rate_max(2) = math::radians(v); + + _actuators_0_circuit_breaker_enabled = circuit_breaker_enabled("CBRK_RATE_CTRL", CBRK_RATE_CTRL_KEY); return OK; } @@ -478,7 +510,7 @@ MulticopterAttitudeControl::control_attitude(float dt) if (!_v_control_mode.flag_control_climb_rate_enabled) { /* pass throttle directly if not in altitude stabilized mode */ - _v_att_sp.thrust = _manual_control_sp.throttle; + _v_att_sp.thrust = _manual_control_sp.z; publish_att_sp = true; } @@ -496,8 +528,16 @@ MulticopterAttitudeControl::control_attitude(float dt) //} } else { /* move yaw setpoint */ - yaw_sp_move_rate = _manual_control_sp.yaw * _params.man_yaw_max; + yaw_sp_move_rate = _manual_control_sp.r * _params.man_yaw_max; _v_att_sp.yaw_body = _wrap_pi(_v_att_sp.yaw_body + yaw_sp_move_rate * dt); + float yaw_offs_max = _params.man_yaw_max / _params.att_p(2); + float yaw_offs = _wrap_pi(_v_att_sp.yaw_body - _v_att.yaw); + if (yaw_offs < - yaw_offs_max) { + _v_att_sp.yaw_body = _wrap_pi(_v_att.yaw - yaw_offs_max); + + } else if (yaw_offs > yaw_offs_max) { + _v_att_sp.yaw_body = _wrap_pi(_v_att.yaw + yaw_offs_max); + } _v_att_sp.R_valid = false; publish_att_sp = true; } @@ -512,8 +552,8 @@ MulticopterAttitudeControl::control_attitude(float dt) if (!_v_control_mode.flag_control_velocity_enabled) { /* update attitude setpoint if not in position control mode */ - _v_att_sp.roll_body = _manual_control_sp.roll * _params.man_roll_max; - _v_att_sp.pitch_body = -_manual_control_sp.pitch * _params.man_pitch_max; + _v_att_sp.roll_body = _manual_control_sp.y * _params.man_roll_max; + _v_att_sp.pitch_body = -_manual_control_sp.x * _params.man_pitch_max; _v_att_sp.R_valid = false; publish_att_sp = true; } @@ -626,6 +666,9 @@ MulticopterAttitudeControl::control_attitude(float dt) /* calculate angular rates setpoint */ _rates_sp = _params.att_p.emult(e_R); + /* limit yaw rate */ + _rates_sp(2) = math::constrain(_rates_sp(2), -_params.yaw_rate_max, _params.yaw_rate_max); + /* feed forward yaw setpoint rate */ _rates_sp(2) += yaw_sp_move_rate * yaw_w * _params.yaw_ff; } @@ -762,11 +805,36 @@ MulticopterAttitudeControl::task_main() } else { /* attitude controller disabled, poll rates setpoint topic */ - vehicle_rates_setpoint_poll(); - _rates_sp(0) = _v_rates_sp.roll; - _rates_sp(1) = _v_rates_sp.pitch; - _rates_sp(2) = _v_rates_sp.yaw; - _thrust_sp = _v_rates_sp.thrust; + if (_v_control_mode.flag_control_manual_enabled) { + /* manual rates control - ACRO mode */ + _rates_sp = math::Vector<3>(_manual_control_sp.y, -_manual_control_sp.x, _manual_control_sp.r).emult(_params.acro_rate_max); + _thrust_sp = _manual_control_sp.z; + + /* reset yaw setpoint after ACRO */ + _reset_yaw_sp = true; + + /* publish attitude rates setpoint */ + _v_rates_sp.roll = _rates_sp(0); + _v_rates_sp.pitch = _rates_sp(1); + _v_rates_sp.yaw = _rates_sp(2); + _v_rates_sp.thrust = _thrust_sp; + _v_rates_sp.timestamp = hrt_absolute_time(); + + if (_v_rates_sp_pub > 0) { + orb_publish(ORB_ID(vehicle_rates_setpoint), _v_rates_sp_pub, &_v_rates_sp); + + } else { + _v_rates_sp_pub = orb_advertise(ORB_ID(vehicle_rates_setpoint), &_v_rates_sp); + } + + } else { + /* attitude controller disabled, poll rates setpoint topic */ + vehicle_rates_setpoint_poll(); + _rates_sp(0) = _v_rates_sp.roll; + _rates_sp(1) = _v_rates_sp.pitch; + _rates_sp(2) = _v_rates_sp.yaw; + _thrust_sp = _v_rates_sp.thrust; + } } if (_v_control_mode.flag_control_rates_enabled) { @@ -779,11 +847,13 @@ MulticopterAttitudeControl::task_main() _actuators.control[3] = (isfinite(_thrust_sp)) ? _thrust_sp : 0.0f; _actuators.timestamp = hrt_absolute_time(); - if (_actuators_0_pub > 0) { - orb_publish(ORB_ID(actuator_controls_0), _actuators_0_pub, &_actuators); + if (!_actuators_0_circuit_breaker_enabled) { + if (_actuators_0_pub > 0) { + orb_publish(ORB_ID(actuator_controls_0), _actuators_0_pub, &_actuators); - } else { - _actuators_0_pub = orb_advertise(ORB_ID(actuator_controls_0), &_actuators); + } else { + _actuators_0_pub = orb_advertise(ORB_ID(actuator_controls_0), &_actuators); + } } } } @@ -806,7 +876,7 @@ MulticopterAttitudeControl::start() _control_task = task_spawn_cmd("mc_att_control", SCHED_DEFAULT, SCHED_PRIORITY_MAX - 5, - 2048, + 2000, (main_t)&MulticopterAttitudeControl::task_main_trampoline, nullptr); diff --git a/src/modules/mc_att_control/mc_att_control_params.c b/src/modules/mc_att_control/mc_att_control_params.c index e52c39368..819847b40 100644 --- a/src/modules/mc_att_control/mc_att_control_params.c +++ b/src/modules/mc_att_control/mc_att_control_params.c @@ -1,9 +1,6 @@ /**************************************************************************** * * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. - * Author: @author Tobias Naegeli <naegelit@student.ethz.ch> - * @author Lorenz Meier <lm@inf.ethz.ch> - * @author Anton Babushkin <anton.babushkin@me.com> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -37,6 +34,10 @@ /** * @file mc_att_control_params.c * Parameters for multicopter attitude controller. + * + * @author Tobias Naegeli <naegelit@student.ethz.ch> + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Anton Babushkin <anton.babushkin@me.com> */ #include <systemlib/param/param.h> @@ -175,6 +176,18 @@ PARAM_DEFINE_FLOAT(MC_YAWRATE_D, 0.0f); PARAM_DEFINE_FLOAT(MC_YAW_FF, 0.5f); /** + * Max yaw rate + * + * Limit for yaw rate, has effect for large rotations in autonomous mode, to avoid large control output and mixer saturation. + * + * @unit deg/s + * @min 0.0 + * @max 360.0 + * @group Multicopter Attitude Control + */ +PARAM_DEFINE_FLOAT(MC_YAWRATE_MAX, 120.0f); + +/** * Max manual roll * * @unit deg @@ -202,3 +215,32 @@ PARAM_DEFINE_FLOAT(MC_MAN_P_MAX, 35.0f); * @group Multicopter Attitude Control */ PARAM_DEFINE_FLOAT(MC_MAN_Y_MAX, 120.0f); + +/** + * Max acro roll rate + * + * @unit deg/s + * @min 0.0 + * @max 360.0 + * @group Multicopter Attitude Control + */ +PARAM_DEFINE_FLOAT(MC_ACRO_R_MAX, 90.0f); + +/** + * Max acro pitch rate + * + * @unit deg/s + * @min 0.0 + * @max 360.0 + * @group Multicopter Attitude Control + */ +PARAM_DEFINE_FLOAT(MC_ACRO_P_MAX, 90.0f); + +/** + * Max acro yaw rate + * + * @unit deg/s + * @min 0.0 + * @group Multicopter Attitude Control + */ +PARAM_DEFINE_FLOAT(MC_ACRO_Y_MAX, 120.0f); diff --git a/src/modules/mc_pos_control/mc_pos_control_main.cpp b/src/modules/mc_pos_control/mc_pos_control_main.cpp index 356f3c15e..d22f43b5a 100644 --- a/src/modules/mc_pos_control/mc_pos_control_main.cpp +++ b/src/modules/mc_pos_control/mc_pos_control_main.cpp @@ -106,33 +106,36 @@ public: private: - bool _task_should_exit; /**< if true, task should exit */ + bool _task_should_exit; /**< if true, task should exit */ int _control_task; /**< task handle for task */ int _mavlink_fd; /**< mavlink fd */ int _att_sub; /**< vehicle attitude subscription */ int _att_sp_sub; /**< vehicle attitude setpoint */ int _control_mode_sub; /**< vehicle control mode subscription */ - int _params_sub; /**< notification of parameter updates */ - int _manual_sub; /**< notification of manual control updates */ + int _params_sub; /**< notification of parameter updates */ + int _manual_sub; /**< notification of manual control updates */ int _arming_sub; /**< arming status of outputs */ int _local_pos_sub; /**< vehicle local position */ - int _pos_sp_triplet_sub; /**< position setpoint triplet */ + int _pos_sp_triplet_sub; /**< position setpoint triplet */ + int _local_pos_sp_sub; /**< offboard local position setpoint */ + int _global_vel_sp_sub; /**< offboard global velocity setpoint */ orb_advert_t _att_sp_pub; /**< attitude setpoint publication */ orb_advert_t _local_pos_sp_pub; /**< vehicle local position setpoint publication */ orb_advert_t _global_vel_sp_pub; /**< vehicle global velocity setpoint publication */ struct vehicle_attitude_s _att; /**< vehicle attitude */ - struct vehicle_attitude_setpoint_s _att_sp; /**< vehicle attitude setpoint */ - struct manual_control_setpoint_s _manual; /**< r/c channel data */ - struct vehicle_control_mode_s _control_mode; /**< vehicle control mode */ + struct vehicle_attitude_setpoint_s _att_sp; /**< vehicle attitude setpoint */ + struct manual_control_setpoint_s _manual; /**< r/c channel data */ + struct vehicle_control_mode_s _control_mode; /**< vehicle control mode */ struct actuator_armed_s _arming; /**< actuator arming status */ - struct vehicle_local_position_s _local_pos; /**< vehicle local position */ + struct vehicle_local_position_s _local_pos; /**< vehicle local position */ struct position_setpoint_triplet_s _pos_sp_triplet; /**< vehicle global position setpoint triplet */ struct vehicle_local_position_setpoint_s _local_pos_sp; /**< vehicle local position setpoint */ struct vehicle_global_velocity_setpoint_s _global_vel_sp; /**< vehicle global velocity setpoint */ + struct { param_t thr_min; param_t thr_max; @@ -226,7 +229,7 @@ private: /** * Main sensor collection task. */ - void task_main() __attribute__((noreturn)); + void task_main(); }; namespace pos_control @@ -256,6 +259,7 @@ MulticopterPositionControl::MulticopterPositionControl() : _arming_sub(-1), _local_pos_sub(-1), _pos_sp_triplet_sub(-1), + _global_vel_sp_sub(-1), /* publications */ _att_sp_pub(-1), @@ -468,7 +472,7 @@ MulticopterPositionControl::update_ref() { if (_local_pos.ref_timestamp != _ref_timestamp) { double lat_sp, lon_sp; - float alt_sp; + float alt_sp = 0.0f; if (_ref_timestamp != 0) { /* calculate current position setpoint in global frame */ @@ -530,6 +534,9 @@ MulticopterPositionControl::task_main() _arming_sub = orb_subscribe(ORB_ID(actuator_armed)); _local_pos_sub = orb_subscribe(ORB_ID(vehicle_local_position)); _pos_sp_triplet_sub = orb_subscribe(ORB_ID(position_setpoint_triplet)); + _local_pos_sp_sub = orb_subscribe(ORB_ID(vehicle_local_position_setpoint)); + _global_vel_sp_sub = orb_subscribe(ORB_ID(vehicle_global_velocity_setpoint)); + parameters_update(true); @@ -547,10 +554,12 @@ MulticopterPositionControl::task_main() hrt_abstime t_prev = 0; const float alt_ctl_dz = 0.2f; - const float pos_ctl_dz = 0.05f; math::Vector<3> sp_move_rate; sp_move_rate.zero(); + + float yaw_sp_move_rate; + math::Vector<3> thrust_int; thrust_int.zero(); math::Matrix<3, 3> R; @@ -619,7 +628,7 @@ MulticopterPositionControl::task_main() reset_alt_sp(); /* move altitude setpoint with throttle stick */ - sp_move_rate(2) = -scale_control(_manual.throttle - 0.5f, 0.5f, alt_ctl_dz); + sp_move_rate(2) = -scale_control(_manual.z - 0.5f, 0.5f, alt_ctl_dz); } if (_control_mode.flag_control_position_enabled) { @@ -627,8 +636,8 @@ MulticopterPositionControl::task_main() reset_pos_sp(); /* move position setpoint with roll/pitch stick */ - sp_move_rate(0) = _manual.pitch; - sp_move_rate(1) = _manual.roll; + sp_move_rate(0) = _manual.x; + sp_move_rate(1) = _manual.y; } /* limit setpoint move rate */ @@ -666,6 +675,82 @@ MulticopterPositionControl::task_main() _pos_sp = _pos + pos_sp_offs.emult(_params.sp_offs_max); } + } else if (_control_mode.flag_control_offboard_enabled) { + /* Offboard control */ + bool updated; + orb_check(_pos_sp_triplet_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(position_setpoint_triplet), _pos_sp_triplet_sub, &_pos_sp_triplet); + } + + if (_pos_sp_triplet.current.valid) { + + if (_control_mode.flag_control_position_enabled && _pos_sp_triplet.current.position_valid) { + + _pos_sp(0) = _pos_sp_triplet.current.x; + _pos_sp(1) = _pos_sp_triplet.current.y; + _pos_sp(2) = _pos_sp_triplet.current.z; + _att_sp.yaw_body = _pos_sp_triplet.current.yaw; + + } else if (_control_mode.flag_control_velocity_enabled && _pos_sp_triplet.current.velocity_valid) { + /* reset position setpoint to current position if needed */ + reset_pos_sp(); + /* move position setpoint with roll/pitch stick */ + sp_move_rate(0) = _pos_sp_triplet.current.vx; + sp_move_rate(1) = _pos_sp_triplet.current.vy; + yaw_sp_move_rate = _pos_sp_triplet.current.yawspeed; + _att_sp.yaw_body = _att.yaw + yaw_sp_move_rate * dt; + } + + if (_control_mode.flag_control_altitude_enabled) { + /* reset alt setpoint to current altitude if needed */ + reset_alt_sp(); + + /* move altitude setpoint with throttle stick */ + sp_move_rate(2) = -scale_control(_pos_sp_triplet.current.vz - 0.5f, 0.5f, alt_ctl_dz);; + } + + /* limit setpoint move rate */ + float sp_move_norm = sp_move_rate.length(); + + if (sp_move_norm > 1.0f) { + sp_move_rate /= sp_move_norm; + } + + /* scale to max speed and rotate around yaw */ + math::Matrix<3, 3> R_yaw_sp; + R_yaw_sp.from_euler(0.0f, 0.0f, _att_sp.yaw_body); + sp_move_rate = R_yaw_sp * sp_move_rate.emult(_params.vel_max); + + /* move position setpoint */ + _pos_sp += sp_move_rate * dt; + + /* check if position setpoint is too far from actual position */ + math::Vector<3> pos_sp_offs; + pos_sp_offs.zero(); + + if (_control_mode.flag_control_position_enabled) { + pos_sp_offs(0) = (_pos_sp(0) - _pos(0)) / _params.sp_offs_max(0); + pos_sp_offs(1) = (_pos_sp(1) - _pos(1)) / _params.sp_offs_max(1); + } + + if (_control_mode.flag_control_altitude_enabled) { + pos_sp_offs(2) = (_pos_sp(2) - _pos(2)) / _params.sp_offs_max(2); + } + + float pos_sp_offs_norm = pos_sp_offs.length(); + + if (pos_sp_offs_norm > 1.0f) { + pos_sp_offs /= pos_sp_offs_norm; + _pos_sp = _pos + pos_sp_offs.emult(_params.sp_offs_max); + } + + } else { + reset_pos_sp(); + reset_alt_sp(); + } + } else { /* AUTO */ bool updated; @@ -712,6 +797,7 @@ MulticopterPositionControl::task_main() _local_pos_sp_pub = orb_advertise(ORB_ID(vehicle_local_position_setpoint), &_local_pos_sp); } + if (!_control_mode.flag_control_manual_enabled && _pos_sp_triplet.current.valid && _pos_sp_triplet.current.type == SETPOINT_TYPE_IDLE) { /* idle state, don't run controller and set zero thrust */ R.identity(); @@ -755,6 +841,7 @@ MulticopterPositionControl::task_main() _vel_sp(2) = _params.land_speed; } + if (!_control_mode.flag_control_manual_enabled) { /* limit 3D speed only in non-manual modes */ float vel_sp_norm = _vel_sp.edivide(_params.vel_max).length(); @@ -784,7 +871,7 @@ MulticopterPositionControl::task_main() float i = _params.thr_min; if (reset_int_z_manual) { - i = _manual.throttle; + i = _manual.z; if (i < _params.thr_min) { i = _params.thr_min; @@ -864,7 +951,7 @@ MulticopterPositionControl::task_main() if (_control_mode.flag_control_velocity_enabled) { /* limit max tilt */ - if (thr_min >= 0.0f && tilt_max < M_PI / 2 - 0.05f) { + if (thr_min >= 0.0f && tilt_max < M_PI_F / 2 - 0.05f) { /* absolute horizontal thrust */ float thrust_sp_xy_len = math::Vector<2>(thrust_sp(0), thrust_sp(1)).length(); @@ -1042,6 +1129,7 @@ MulticopterPositionControl::task_main() _reset_pos_sp = true; reset_int_z = true; reset_int_xy = true; + } /* reset altitude controller integral (hovering throttle) to manual throttle after manual throttle control */ @@ -1064,7 +1152,7 @@ MulticopterPositionControl::start() _control_task = task_spawn_cmd("mc_pos_control", SCHED_DEFAULT, SCHED_PRIORITY_MAX - 5, - 2048, + 2000, (main_t)&MulticopterPositionControl::task_main_trampoline, nullptr); diff --git a/src/modules/mc_pos_control/mc_pos_control_params.c b/src/modules/mc_pos_control/mc_pos_control_params.c index 104df4e59..05ab5769b 100644 --- a/src/modules/mc_pos_control/mc_pos_control_params.c +++ b/src/modules/mc_pos_control/mc_pos_control_params.c @@ -35,6 +35,8 @@ /** * @file mc_pos_control_params.c * Multicopter position controller parameters. + * + * @author Anton Babushkin <anton.babushkin@me.com> */ #include <systemlib/param/param.h> @@ -98,7 +100,7 @@ PARAM_DEFINE_FLOAT(MPC_Z_VEL_D, 0.0f); /** * Maximum vertical velocity * - * Maximum vertical velocity in AUTO mode and endpoint for stabilized modes (SEATBELT, EASY). + * Maximum vertical velocity in AUTO mode and endpoint for stabilized modes (ALTCTRL, POSCTRL). * * @unit m/s * @min 0.0 @@ -109,7 +111,7 @@ PARAM_DEFINE_FLOAT(MPC_Z_VEL_MAX, 5.0f); /** * Vertical velocity feed forward * - * Feed forward weight for altitude control in stabilized modes (SEATBELT, EASY). 0 will give slow responce and no overshot, 1 - fast responce and big overshot. + * Feed forward weight for altitude control in stabilized modes (ALTCTRL, POSCTRL). 0 will give slow responce and no overshot, 1 - fast responce and big overshot. * * @min 0.0 * @max 1.0 @@ -154,7 +156,7 @@ PARAM_DEFINE_FLOAT(MPC_XY_VEL_D, 0.01f); /** * Maximum horizontal velocity * - * Maximum horizontal velocity in AUTO mode and endpoint for position stabilized mode (EASY). + * Maximum horizontal velocity in AUTO mode and endpoint for position stabilized mode (POSCTRL). * * @unit m/s * @min 0.0 @@ -165,7 +167,7 @@ PARAM_DEFINE_FLOAT(MPC_XY_VEL_MAX, 5.0f); /** * Horizontal velocity feed forward * - * Feed forward weight for position control in position control mode (EASY). 0 will give slow responce and no overshot, 1 - fast responce and big overshot. + * Feed forward weight for position control in position control mode (POSCTRL). 0 will give slow responce and no overshot, 1 - fast responce and big overshot. * * @min 0.0 * @max 1.0 @@ -176,7 +178,7 @@ PARAM_DEFINE_FLOAT(MPC_XY_FF, 0.5f); /** * Maximum tilt angle in air * - * Limits maximum tilt in AUTO and EASY modes during flight. + * Limits maximum tilt in AUTO and POSCTRL modes during flight. * * @unit deg * @min 0.0 diff --git a/src/modules/navigator/geofence.cpp b/src/modules/navigator/geofence.cpp index f452a85f7..266215308 100644 --- a/src/modules/navigator/geofence.cpp +++ b/src/modules/navigator/geofence.cpp @@ -1,8 +1,6 @@ /**************************************************************************** * * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: @author Jean Cyr <jean.m.cyr@gmail.com> - * @author Thomas Gubler <thomasgubler@gmail.com> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -35,6 +33,9 @@ /** * @file geofence.cpp * Provides functions for handling the geofence + * + * @author Jean Cyr <jean.m.cyr@gmail.com> + * @author Thomas Gubler <thomasgubler@gmail.com> */ #include "geofence.h" @@ -77,7 +78,7 @@ bool Geofence::inside(const struct vehicle_global_position_s *vehicle) { double lat = vehicle->lat / 1e7d; double lon = vehicle->lon / 1e7d; - float alt = vehicle->alt; + //float alt = vehicle->alt; return inside(lat, lon, vehicle->alt); } @@ -115,9 +116,9 @@ bool Geofence::inside(double lat, double lon, float altitude) } // skip vertex 0 (return point) - if (((temp_vertex_i.lon) >= lon != (temp_vertex_j.lon >= lon)) && - (lat <= (temp_vertex_j.lat - temp_vertex_i.lat) * (lon - temp_vertex_i.lon) / - (temp_vertex_j.lon - temp_vertex_i.lon) + temp_vertex_i.lat)) { + if (((double)temp_vertex_i.lon >= lon) != ((double)temp_vertex_j.lon >= lon) && + (lat <= (double)(temp_vertex_j.lat - temp_vertex_i.lat) * (lon - (double)temp_vertex_i.lon) / + (double)(temp_vertex_j.lon - temp_vertex_i.lon) + (double)temp_vertex_i.lat)) { c = !c; } @@ -293,4 +294,5 @@ Geofence::loadFromFile(const char *filename) int Geofence::clearDm() { dm_clear(DM_KEY_FENCE_POINTS); + return OK; } diff --git a/src/modules/navigator/geofence.h b/src/modules/navigator/geofence.h index 9628b7271..2eb126ab5 100644 --- a/src/modules/navigator/geofence.h +++ b/src/modules/navigator/geofence.h @@ -1,8 +1,6 @@ /**************************************************************************** * * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: @author Jean Cyr <jean.m.cyr@gmail.com> - * @author Thomas Gubler <thomasgubler@gmail.com> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -35,6 +33,9 @@ /** * @file geofence.h * Provides functions for handling the geofence + * + * @author Jean Cyr <jean.m.cyr@gmail.com> + * @author Thomas Gubler <thomasgubler@gmail.com> */ #ifndef GEOFENCE_H_ diff --git a/src/modules/navigator/geofence_params.c b/src/modules/navigator/geofence_params.c index 5831a0ca9..653b1ad84 100644 --- a/src/modules/navigator/geofence_params.c +++ b/src/modules/navigator/geofence_params.c @@ -1,7 +1,6 @@ /**************************************************************************** * * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: Lorenz Meier <lm@inf.ethz.ch> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions diff --git a/src/modules/sdlog/sdlog_ringbuffer.c b/src/modules/navigator/loiter.cpp index d7c8a4759..f827e70c9 100644 --- a/src/modules/sdlog/sdlog_ringbuffer.c +++ b/src/modules/navigator/loiter.cpp @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Lorenz Meier <lm@inf.ethz.ch> + * Copyright (c) 2013-2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -31,61 +30,64 @@ * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ - /** - * @file sdlog_log.c - * MAVLink text logging. + * @file loiter.cpp + * + * Helper class to loiter * - * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Julian Oes <julian@oes.ch> + * @author Anton Babushkin <anton.babushkin@me.com> */ #include <string.h> #include <stdlib.h> +#include <stdbool.h> +#include <math.h> +#include <fcntl.h> + +#include <mavlink/mavlink_log.h> +#include <systemlib/err.h> + +#include <uORB/uORB.h> +#include <uORB/topics/position_setpoint_triplet.h> -#include "sdlog_ringbuffer.h" +#include "loiter.h" +#include "navigator.h" -void sdlog_logbuffer_init(struct sdlog_logbuffer *lb, int size) +Loiter::Loiter(Navigator *navigator, const char *name) : + MissionBlock(navigator, name) { - lb->size = size; - lb->start = 0; - lb->count = 0; - lb->elems = (struct sdlog_sysvector *)calloc(lb->size, sizeof(struct sdlog_sysvector)); + /* load initial params */ + updateParams(); } -int sdlog_logbuffer_is_full(struct sdlog_logbuffer *lb) +Loiter::~Loiter() { - return lb->count == (int)lb->size; } -int sdlog_logbuffer_is_empty(struct sdlog_logbuffer *lb) +void +Loiter::on_inactive() { - return lb->count == 0; } - -// XXX make these functions thread-safe -void sdlog_logbuffer_write(struct sdlog_logbuffer *lb, const struct sdlog_sysvector *elem) +void +Loiter::on_activation() { - int end = (lb->start + lb->count) % lb->size; - memcpy(&(lb->elems[end]), elem, sizeof(struct sdlog_sysvector)); + /* set current mission item to loiter */ + set_loiter_item(&_mission_item); + + /* convert mission item to current setpoint */ + struct position_setpoint_triplet_s *pos_sp_triplet = _navigator->get_position_setpoint_triplet(); + pos_sp_triplet->previous.valid = false; + mission_item_to_position_setpoint(&_mission_item, &pos_sp_triplet->current); + pos_sp_triplet->next.valid = false; - if (sdlog_logbuffer_is_full(lb)) { - lb->start = (lb->start + 1) % lb->size; /* full, overwrite */ + _navigator->set_can_loiter_at_sp(pos_sp_triplet->current.type == SETPOINT_TYPE_LOITER); - } else { - ++lb->count; - } + _navigator->set_position_setpoint_triplet_updated(); } -int sdlog_logbuffer_read(struct sdlog_logbuffer *lb, struct sdlog_sysvector *elem) +void +Loiter::on_active() { - if (!sdlog_logbuffer_is_empty(lb)) { - memcpy(elem, &(lb->elems[lb->start]), sizeof(struct sdlog_sysvector)); - lb->start = (lb->start + 1) % lb->size; - --lb->count; - return 0; - - } else { - return 1; - } } diff --git a/src/modules/mavlink/util.h b/src/modules/navigator/loiter.h index 5ca9a085d..37ab57a07 100644 --- a/src/modules/mavlink/util.h +++ b/src/modules/navigator/loiter.h @@ -1,6 +1,6 @@ -/**************************************************************************** +/*************************************************************************** * - * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. + * Copyright (c) 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -30,24 +30,35 @@ * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ - /** - * @file util.h - * Utility and helper functions and data. + * @file loiter.h + * + * Helper class to loiter + * + * @author Julian Oes <julian@oes.ch> */ -#pragma once +#ifndef NAVIGATOR_LOITER_H +#define NAVIGATOR_LOITER_H -/** MAVLink communications channel */ -extern uint8_t chan; +#include <controllib/blocks.hpp> +#include <controllib/block/BlockParam.hpp> -/** Shutdown marker */ -extern volatile bool thread_should_exit; +#include "navigator_mode.h" +#include "mission_block.h" -/** Waypoint storage */ -extern mavlink_wpm_storage *wpm; +class Loiter : public MissionBlock +{ +public: + Loiter(Navigator *navigator, const char *name); -/** - * Translate the custom state into standard mavlink modes and state. - */ -extern void get_mavlink_mode_and_state(uint8_t *mavlink_state, uint8_t *mavlink_base_mode, uint32_t *mavlink_custom_mode); + ~Loiter(); + + virtual void on_inactive(); + + virtual void on_activation(); + + virtual void on_active(); +}; + +#endif diff --git a/src/modules/navigator/mission.cpp b/src/modules/navigator/mission.cpp new file mode 100644 index 000000000..c0e37a3ed --- /dev/null +++ b/src/modules/navigator/mission.cpp @@ -0,0 +1,628 @@ +/**************************************************************************** + * + * Copyright (c) 2013-2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ +/** + * @file navigator_mission.cpp + * + * Helper class to access missions + * + * @author Julian Oes <julian@oes.ch> + */ + +#include <sys/types.h> +#include <string.h> +#include <stdlib.h> +#include <unistd.h> + +#include <drivers/drv_hrt.h> + +#include <dataman/dataman.h> +#include <mavlink/mavlink_log.h> +#include <systemlib/err.h> +#include <geo/geo.h> + +#include <uORB/uORB.h> +#include <uORB/topics/mission.h> +#include <uORB/topics/mission_result.h> + +#include "mission.h" +#include "navigator.h" + +Mission::Mission(Navigator *navigator, const char *name) : + MissionBlock(navigator, name), + _param_onboard_enabled(this, "ONBOARD_EN"), + _param_takeoff_alt(this, "TAKEOFF_ALT"), + _param_dist_1wp(this, "DIST_1WP"), + _onboard_mission({0}), + _offboard_mission({0}), + _current_onboard_mission_index(-1), + _current_offboard_mission_index(-1), + _need_takeoff(true), + _takeoff(false), + _mission_result_pub(-1), + _mission_result({0}), + _mission_type(MISSION_TYPE_NONE), + _inited(false), + _dist_1wp_ok(false) +{ + /* load initial params */ + updateParams(); +} + +Mission::~Mission() +{ +} + +void +Mission::on_inactive() +{ + if (_inited) { + /* check if missions have changed so that feedback to ground station is given */ + bool onboard_updated = false; + orb_check(_navigator->get_onboard_mission_sub(), &onboard_updated); + if (onboard_updated) { + update_onboard_mission(); + } + + bool offboard_updated = false; + orb_check(_navigator->get_offboard_mission_sub(), &offboard_updated); + if (offboard_updated) { + update_offboard_mission(); + } + + } else { + /* read mission topics on initialization */ + _inited = true; + + update_onboard_mission(); + update_offboard_mission(); + } + + if (!_navigator->get_can_loiter_at_sp() || _navigator->get_vstatus()->condition_landed) { + _need_takeoff = true; + } +} + +void +Mission::on_activation() +{ + set_mission_items(); +} + +void +Mission::on_active() +{ + /* check if anything has changed */ + bool onboard_updated = false; + orb_check(_navigator->get_onboard_mission_sub(), &onboard_updated); + if (onboard_updated) { + update_onboard_mission(); + } + + bool offboard_updated = false; + orb_check(_navigator->get_offboard_mission_sub(), &offboard_updated); + if (offboard_updated) { + update_offboard_mission(); + } + + /* reset mission items if needed */ + if (onboard_updated || offboard_updated) { + set_mission_items(); + } + + /* lets check if we reached the current mission item */ + if (_mission_type != MISSION_TYPE_NONE && is_mission_item_reached()) { + advance_mission(); + set_mission_items(); + + } else { + /* if waypoint position reached allow loiter on the setpoint */ + if (_waypoint_position_reached && _mission_item.nav_cmd != NAV_CMD_IDLE) { + _navigator->set_can_loiter_at_sp(true); + } + } +} + +void +Mission::update_onboard_mission() +{ + if (orb_copy(ORB_ID(onboard_mission), _navigator->get_onboard_mission_sub(), &_onboard_mission) == OK) { + /* accept the current index set by the onboard mission if it is within bounds */ + if (_onboard_mission.current_seq >=0 + && _onboard_mission.current_seq < (int)_onboard_mission.count) { + _current_onboard_mission_index = _onboard_mission.current_seq; + } else { + /* if less WPs available, reset to first WP */ + if (_current_onboard_mission_index >= (int)_onboard_mission.count) { + _current_onboard_mission_index = 0; + /* if not initialized, set it to 0 */ + } else if (_current_onboard_mission_index < 0) { + _current_onboard_mission_index = 0; + } + /* otherwise, just leave it */ + } + + } else { + _onboard_mission.count = 0; + _onboard_mission.current_seq = 0; + _current_onboard_mission_index = 0; + } +} + +void +Mission::update_offboard_mission() +{ + if (orb_copy(ORB_ID(offboard_mission), _navigator->get_offboard_mission_sub(), &_offboard_mission) == OK) { + warnx("offboard mission updated: dataman_id=%d, count=%d, current_seq=%d", _offboard_mission.dataman_id, _offboard_mission.count, _offboard_mission.current_seq); + /* determine current index */ + if (_offboard_mission.current_seq >= 0 && _offboard_mission.current_seq < (int)_offboard_mission.count) { + _current_offboard_mission_index = _offboard_mission.current_seq; + } else { + /* if less items available, reset to first item */ + if (_current_offboard_mission_index >= (int)_offboard_mission.count) { + _current_offboard_mission_index = 0; + + /* if not initialized, set it to 0 */ + } else if (_current_offboard_mission_index < 0) { + _current_offboard_mission_index = 0; + } + /* otherwise, just leave it */ + } + + /* Check mission feasibility, for now do not handle the return value, + * however warnings are issued to the gcs via mavlink from inside the MissionFeasiblityChecker */ + dm_item_t dm_current = DM_KEY_WAYPOINTS_OFFBOARD(_offboard_mission.dataman_id); + + missionFeasiblityChecker.checkMissionFeasible(_navigator->get_vstatus()->is_rotary_wing, + dm_current, (size_t) _offboard_mission.count, _navigator->get_geofence(), + _navigator->get_home_position()->alt); + + } else { + warnx("offboard mission update failed"); + _offboard_mission.count = 0; + _offboard_mission.current_seq = 0; + _current_offboard_mission_index = 0; + } + + report_current_offboard_mission_item(); +} + + +void +Mission::advance_mission() +{ + if (_takeoff) { + _takeoff = false; + + } else { + switch (_mission_type) { + case MISSION_TYPE_ONBOARD: + _current_onboard_mission_index++; + break; + + case MISSION_TYPE_OFFBOARD: + _current_offboard_mission_index++; + break; + + case MISSION_TYPE_NONE: + default: + break; + } + } +} + +bool +Mission::check_dist_1wp() +{ + if (_dist_1wp_ok) { + /* always return true after at least one successful check */ + return true; + } + + /* check if first waypoint is not too far from home */ + if (_param_dist_1wp.get() > 0.0f) { + if (_navigator->get_vstatus()->condition_home_position_valid) { + struct mission_item_s mission_item; + + /* find first waypoint (with lat/lon) item in datamanager */ + for (unsigned i = 0; i < _offboard_mission.count; i++) { + if (dm_read(DM_KEY_WAYPOINTS_OFFBOARD(_offboard_mission.dataman_id), i, + &mission_item, sizeof(mission_item_s)) == sizeof(mission_item_s)) { + + /* check only items with valid lat/lon */ + if ( mission_item.nav_cmd == NAV_CMD_WAYPOINT || + mission_item.nav_cmd == NAV_CMD_LOITER_TIME_LIMIT || + mission_item.nav_cmd == NAV_CMD_LOITER_TURN_COUNT || + mission_item.nav_cmd == NAV_CMD_LOITER_UNLIMITED || + mission_item.nav_cmd == NAV_CMD_TAKEOFF || + mission_item.nav_cmd == NAV_CMD_PATHPLANNING) { + + /* check distance from home to item */ + float dist_to_1wp = get_distance_to_next_waypoint( + mission_item.lat, mission_item.lon, + _navigator->get_home_position()->lat, _navigator->get_home_position()->lon); + + if (dist_to_1wp < _param_dist_1wp.get()) { + _dist_1wp_ok = true; + if (dist_to_1wp > ((_param_dist_1wp.get() * 3) / 2)) { + /* allow at 2/3 distance, but warn */ + mavlink_log_critical(_navigator->get_mavlink_fd(), "Warning: First waypoint very far: %d m", (int)dist_to_1wp); + } + return true; + + } else { + /* item is too far from home */ + mavlink_log_critical(_navigator->get_mavlink_fd(), "Waypoint too far: %d m,[MIS_DIST_1WP=%d]", (int)dist_to_1wp, (int)_param_dist_1wp.get()); + return false; + } + } + + } else { + /* error reading, mission is invalid */ + mavlink_log_info(_navigator->get_mavlink_fd(), "error reading offboard mission"); + return false; + } + } + + /* no waypoints found in mission, then we will not fly far away */ + _dist_1wp_ok = true; + return true; + + } else { + mavlink_log_info(_navigator->get_mavlink_fd(), "no home position"); + return false; + } + + } else { + return true; + } +} + +void +Mission::set_mission_items() +{ + /* make sure param is up to date */ + updateParams(); + + struct position_setpoint_triplet_s *pos_sp_triplet = _navigator->get_position_setpoint_triplet(); + + /* set previous position setpoint to current */ + set_previous_pos_setpoint(); + + /* get home distance state */ + bool home_dist_ok = check_dist_1wp(); + /* the home dist check provides user feedback, so we initialize it to this */ + bool user_feedback_done = !home_dist_ok; + + /* try setting onboard mission item */ + if (_param_onboard_enabled.get() && read_mission_item(true, true, &_mission_item)) { + /* if mission type changed, notify */ + if (_mission_type != MISSION_TYPE_ONBOARD) { + mavlink_log_critical(_navigator->get_mavlink_fd(), "onboard mission now running"); + } + _mission_type = MISSION_TYPE_ONBOARD; + + /* try setting offboard mission item */ + } else if (home_dist_ok && read_mission_item(false, true, &_mission_item)) { + /* if mission type changed, notify */ + if (_mission_type != MISSION_TYPE_OFFBOARD) { + mavlink_log_critical(_navigator->get_mavlink_fd(), "offboard mission now running"); + } + _mission_type = MISSION_TYPE_OFFBOARD; + + } else { + /* no mission available or mission finished, switch to loiter */ + if (_mission_type != MISSION_TYPE_NONE) { + mavlink_log_critical(_navigator->get_mavlink_fd(), "mission finished, loitering"); + } else if (!user_feedback_done) { + /* only tell users that we got no mission if there has not been any + * better, more specific feedback yet + */ + mavlink_log_critical(_navigator->get_mavlink_fd(), "no valid mission available"); + } + _mission_type = MISSION_TYPE_NONE; + + /* set loiter mission item */ + set_loiter_item(&_mission_item); + + /* update position setpoint triplet */ + pos_sp_triplet->previous.valid = false; + mission_item_to_position_setpoint(&_mission_item, &pos_sp_triplet->current); + pos_sp_triplet->next.valid = false; + + _navigator->set_can_loiter_at_sp(pos_sp_triplet->current.type == SETPOINT_TYPE_LOITER); + + reset_mission_item_reached(); + report_mission_finished(); + + _navigator->set_position_setpoint_triplet_updated(); + return; + } + + /* do takeoff on first waypoint for rotary wing vehicles */ + if (_navigator->get_vstatus()->is_rotary_wing) { + /* force takeoff if landed (additional protection) */ + if (!_takeoff && _navigator->get_vstatus()->condition_landed) { + _need_takeoff = true; + } + + /* new current mission item set, check if we need takeoff */ + if (_need_takeoff && ( + _mission_item.nav_cmd == NAV_CMD_TAKEOFF || + _mission_item.nav_cmd == NAV_CMD_WAYPOINT || + _mission_item.nav_cmd == NAV_CMD_LOITER_TIME_LIMIT || + _mission_item.nav_cmd == NAV_CMD_LOITER_TURN_COUNT || + _mission_item.nav_cmd == NAV_CMD_LOITER_UNLIMITED || + _mission_item.nav_cmd == NAV_CMD_RETURN_TO_LAUNCH)) { + _takeoff = true; + _need_takeoff = false; + } + } + + if (_takeoff) { + /* do takeoff before going to setpoint */ + /* set mission item as next position setpoint */ + mission_item_to_position_setpoint(&_mission_item, &pos_sp_triplet->next); + + /* calculate takeoff altitude */ + float takeoff_alt = _mission_item.altitude; + if (_mission_item.altitude_is_relative) { + takeoff_alt += _navigator->get_home_position()->alt; + } + + /* perform takeoff at least to NAV_TAKEOFF_ALT above home/ground, even if first waypoint is lower */ + if (_navigator->get_vstatus()->condition_landed) { + takeoff_alt = fmaxf(takeoff_alt, _navigator->get_global_position()->alt + _param_takeoff_alt.get()); + + } else { + takeoff_alt = fmaxf(takeoff_alt, _navigator->get_home_position()->alt + _param_takeoff_alt.get()); + } + + mavlink_log_critical(_navigator->get_mavlink_fd(), "takeoff to %.1f meters above home", (double)(takeoff_alt - _navigator->get_home_position()->alt)); + + _mission_item.lat = _navigator->get_global_position()->lat; + _mission_item.lon = _navigator->get_global_position()->lon; + _mission_item.altitude = takeoff_alt; + _mission_item.altitude_is_relative = false; + + mission_item_to_position_setpoint(&_mission_item, &pos_sp_triplet->current); + + } else { + /* set current position setpoint from mission item */ + mission_item_to_position_setpoint(&_mission_item, &pos_sp_triplet->current); + + /* require takeoff after landing or idle */ + if (pos_sp_triplet->current.type == SETPOINT_TYPE_LAND || pos_sp_triplet->current.type == SETPOINT_TYPE_IDLE) { + _need_takeoff = true; + } + + _navigator->set_can_loiter_at_sp(false); + reset_mission_item_reached(); + + if (_mission_type == MISSION_TYPE_OFFBOARD) { + report_current_offboard_mission_item(); + } + // TODO: report onboard mission item somehow + + /* try to read next mission item */ + struct mission_item_s mission_item_next; + + if (read_mission_item(_mission_type == MISSION_TYPE_ONBOARD, false, &mission_item_next)) { + /* got next mission item, update setpoint triplet */ + mission_item_to_position_setpoint(&mission_item_next, &pos_sp_triplet->next); + + } else { + /* next mission item is not available */ + pos_sp_triplet->next.valid = false; + } + } + + _navigator->set_position_setpoint_triplet_updated(); +} + +bool +Mission::read_mission_item(bool onboard, bool is_current, struct mission_item_s *mission_item) +{ + /* select onboard/offboard mission */ + int *mission_index_ptr; + struct mission_s *mission; + dm_item_t dm_item; + int mission_index_next; + + if (onboard) { + /* onboard mission */ + mission_index_next = _current_onboard_mission_index + 1; + mission_index_ptr = is_current ? &_current_onboard_mission_index : &mission_index_next; + + mission = &_onboard_mission; + + dm_item = DM_KEY_WAYPOINTS_ONBOARD; + + } else { + /* offboard mission */ + mission_index_next = _current_offboard_mission_index + 1; + mission_index_ptr = is_current ? &_current_offboard_mission_index : &mission_index_next; + + mission = &_offboard_mission; + + dm_item = DM_KEY_WAYPOINTS_OFFBOARD(_offboard_mission.dataman_id); + } + + if (*mission_index_ptr < 0 || *mission_index_ptr >= (int)mission->count) { + /* mission item index out of bounds */ + return false; + } + + /* repeat several to get the mission item because we might have to follow multiple DO_JUMPS */ + for (int i = 0; i < 10; i++) { + const ssize_t len = sizeof(struct mission_item_s); + + /* read mission item to temp storage first to not overwrite current mission item if data damaged */ + struct mission_item_s mission_item_tmp; + + /* read mission item from datamanager */ + if (dm_read(dm_item, *mission_index_ptr, &mission_item_tmp, len) != len) { + /* not supposed to happen unless the datamanager can't access the SD card, etc. */ + mavlink_log_critical(_navigator->get_mavlink_fd(), + "ERROR waypoint could not be read"); + return false; + } + + /* check for DO_JUMP item, and whether it hasn't not already been repeated enough times */ + if (mission_item_tmp.nav_cmd == NAV_CMD_DO_JUMP) { + + /* do DO_JUMP as many times as requested */ + if (mission_item_tmp.do_jump_current_count < mission_item_tmp.do_jump_repeat_count) { + + /* only raise the repeat count if this is for the current mission item + * but not for the next mission item */ + if (is_current) { + (mission_item_tmp.do_jump_current_count)++; + /* save repeat count */ + if (dm_write(dm_item, *mission_index_ptr, DM_PERSIST_IN_FLIGHT_RESET, &mission_item_tmp, len) != len) { + /* not supposed to happen unless the datamanager can't access the + * dataman */ + mavlink_log_critical(_navigator->get_mavlink_fd(), + "ERROR DO JUMP waypoint could not be written"); + return false; + } + } + /* set new mission item index and repeat + * we don't have to validate here, if it's invalid, we should realize this later .*/ + *mission_index_ptr = mission_item_tmp.do_jump_mission_index; + + } else { + mavlink_log_critical(_navigator->get_mavlink_fd(), + "DO JUMP repetitions completed"); + /* no more DO_JUMPS, therefore just try to continue with next mission item */ + (*mission_index_ptr)++; + } + + } else { + /* if it's not a DO_JUMP, then we were successful */ + memcpy(mission_item, &mission_item_tmp, sizeof(struct mission_item_s)); + return true; + } + } + + /* we have given up, we don't want to cycle forever */ + mavlink_log_critical(_navigator->get_mavlink_fd(), + "ERROR DO JUMP is cycling, giving up"); + return false; +} + +void +Mission::save_offboard_mission_state() +{ + mission_s mission_state; + + /* lock MISSION_STATE item */ + dm_lock(DM_KEY_MISSION_STATE); + + /* read current state */ + int read_res = dm_read(DM_KEY_MISSION_STATE, 0, &mission_state, sizeof(mission_s)); + + if (read_res == sizeof(mission_s)) { + /* data read successfully, check dataman ID and items count */ + if (mission_state.dataman_id == _offboard_mission.dataman_id && mission_state.count == _offboard_mission.count) { + /* navigator may modify only sequence, write modified state only if it changed */ + if (mission_state.current_seq != _current_offboard_mission_index) { + if (dm_write(DM_KEY_MISSION_STATE, 0, DM_PERSIST_POWER_ON_RESET, &mission_state, sizeof(mission_s)) != sizeof(mission_s)) { + warnx("ERROR: can't save mission state"); + mavlink_log_critical(_navigator->get_mavlink_fd(), "ERROR: can't save mission state"); + } + } + } + + } else { + /* invalid data, this must not happen and indicates error in offboard_mission publisher */ + mission_state.dataman_id = _offboard_mission.dataman_id; + mission_state.count = _offboard_mission.count; + mission_state.current_seq = _current_offboard_mission_index; + + warnx("ERROR: invalid mission state"); + mavlink_log_critical(_navigator->get_mavlink_fd(), "ERROR: invalid mission state"); + + /* write modified state only if changed */ + if (dm_write(DM_KEY_MISSION_STATE, 0, DM_PERSIST_POWER_ON_RESET, &mission_state, sizeof(mission_s)) != sizeof(mission_s)) { + warnx("ERROR: can't save mission state"); + mavlink_log_critical(_navigator->get_mavlink_fd(), "ERROR: can't save mission state"); + } + } + + /* unlock MISSION_STATE item */ + dm_unlock(DM_KEY_MISSION_STATE); +} + +void +Mission::report_mission_item_reached() +{ + if (_mission_type == MISSION_TYPE_OFFBOARD) { + _mission_result.reached = true; + _mission_result.seq_reached = _current_offboard_mission_index; + } + publish_mission_result(); +} + +void +Mission::report_current_offboard_mission_item() +{ + warnx("current offboard mission index: %d", _current_offboard_mission_index); + _mission_result.seq_current = _current_offboard_mission_index; + publish_mission_result(); + + save_offboard_mission_state(); +} + +void +Mission::report_mission_finished() +{ + _mission_result.finished = true; + publish_mission_result(); +} + +void +Mission::publish_mission_result() +{ + /* lazily publish the mission result only once available */ + if (_mission_result_pub > 0) { + /* publish mission result */ + orb_publish(ORB_ID(mission_result), _mission_result_pub, &_mission_result); + + } else { + /* advertise and publish */ + _mission_result_pub = orb_advertise(ORB_ID(mission_result), &_mission_result); + } + /* reset reached bool */ + _mission_result.reached = false; + _mission_result.finished = false; +} diff --git a/src/modules/navigator/mission.h b/src/modules/navigator/mission.h new file mode 100644 index 000000000..4da6a1155 --- /dev/null +++ b/src/modules/navigator/mission.h @@ -0,0 +1,163 @@ +/**************************************************************************** + * + * Copyright (c) 2013-2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ +/** + * @file mission.h + * + * Navigator mode to access missions + * + * @author Julian Oes <julian@oes.ch> + */ + +#ifndef NAVIGATOR_MISSION_H +#define NAVIGATOR_MISSION_H + +#include <drivers/drv_hrt.h> + +#include <controllib/blocks.hpp> +#include <controllib/block/BlockParam.hpp> + +#include <dataman/dataman.h> + +#include <uORB/uORB.h> +#include <uORB/topics/vehicle_global_position.h> +#include <uORB/topics/position_setpoint_triplet.h> +#include <uORB/topics/home_position.h> +#include <uORB/topics/vehicle_status.h> +#include <uORB/topics/mission.h> +#include <uORB/topics/mission_result.h> + +#include "navigator_mode.h" +#include "mission_block.h" +#include "mission_feasibility_checker.h" + +class Navigator; + +class Mission : public MissionBlock +{ +public: + Mission(Navigator *navigator, const char *name); + + virtual ~Mission(); + + virtual void on_inactive(); + + virtual void on_activation(); + + virtual void on_active(); + +private: + /** + * Update onboard mission topic + */ + void update_onboard_mission(); + + /** + * Update offboard mission topic + */ + void update_offboard_mission(); + + /** + * Move on to next mission item or switch to loiter + */ + void advance_mission(); + + /** + * Check distance to first waypoint (with lat/lon) + * @return true only if it's not too far from home (< MIS_DIST_1WP) + */ + bool check_dist_1wp(); + + /** + * Set new mission items + */ + void set_mission_items(); + + /** + * Read current or next mission item from the dataman and watch out for DO_JUMPS + * @return true if successful + */ + bool read_mission_item(bool onboard, bool is_current, struct mission_item_s *mission_item); + + /** + * Save current offboard mission state to dataman + */ + void save_offboard_mission_state(); + + /** + * Report that a mission item has been reached + */ + void report_mission_item_reached(); + + /** + * Rport the current mission item + */ + void report_current_offboard_mission_item(); + + /** + * Report that the mission is finished if one exists or that none exists + */ + void report_mission_finished(); + + /** + * Publish the mission result so commander and mavlink know what is going on + */ + void publish_mission_result(); + + control::BlockParamInt _param_onboard_enabled; + control::BlockParamFloat _param_takeoff_alt; + control::BlockParamFloat _param_dist_1wp; + + struct mission_s _onboard_mission; + struct mission_s _offboard_mission; + + int _current_onboard_mission_index; + int _current_offboard_mission_index; + bool _need_takeoff; + bool _takeoff; + + orb_advert_t _mission_result_pub; + struct mission_result_s _mission_result; + + enum { + MISSION_TYPE_NONE, + MISSION_TYPE_ONBOARD, + MISSION_TYPE_OFFBOARD + } _mission_type; + + bool _inited; + bool _dist_1wp_ok; + + MissionFeasibilityChecker missionFeasiblityChecker; /**< class that checks if a mission is feasible */ +}; + +#endif diff --git a/src/modules/navigator/mission_block.cpp b/src/modules/navigator/mission_block.cpp new file mode 100644 index 000000000..4adf77dce --- /dev/null +++ b/src/modules/navigator/mission_block.cpp @@ -0,0 +1,251 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ +/** + * @file mission_block.cpp + * + * Helper class to use mission items + * + * @author Julian Oes <julian@oes.ch> + */ + +#include <sys/types.h> +#include <string.h> +#include <stdlib.h> +#include <unistd.h> +#include <math.h> +#include <float.h> + +#include <systemlib/err.h> +#include <geo/geo.h> +#include <mavlink/mavlink_log.h> + +#include <uORB/uORB.h> + +#include "navigator.h" +#include "mission_block.h" + + +MissionBlock::MissionBlock(Navigator *navigator, const char *name) : + NavigatorMode(navigator, name), + _mission_item({0}), + _waypoint_position_reached(false), + _waypoint_yaw_reached(false), + _time_first_inside_orbit(0) +{ +} + +MissionBlock::~MissionBlock() +{ +} + +bool +MissionBlock::is_mission_item_reached() +{ + if (_mission_item.nav_cmd == NAV_CMD_IDLE) { + return false; + } + + if (_mission_item.nav_cmd == NAV_CMD_LAND) { + return _navigator->get_vstatus()->condition_landed; + } + + /* TODO: count turns */ + if ((/*_mission_item.nav_cmd == NAV_CMD_LOITER_TURN_COUNT ||*/ + _mission_item.nav_cmd == NAV_CMD_LOITER_UNLIMITED)) { + return false; + } + + hrt_abstime now = hrt_absolute_time(); + + if (!_waypoint_position_reached) { + float dist = -1.0f; + float dist_xy = -1.0f; + float dist_z = -1.0f; + + float altitude_amsl = _mission_item.altitude_is_relative + ? _mission_item.altitude + _navigator->get_home_position()->alt + : _mission_item.altitude; + + dist = get_distance_to_point_global_wgs84(_mission_item.lat, _mission_item.lon, altitude_amsl, + _navigator->get_global_position()->lat, + _navigator->get_global_position()->lon, + _navigator->get_global_position()->alt, + &dist_xy, &dist_z); + + if (_mission_item.nav_cmd == NAV_CMD_TAKEOFF && _navigator->get_vstatus()->is_rotary_wing) { + /* require only altitude for takeoff for multicopter */ + if (_navigator->get_global_position()->alt > + altitude_amsl - _navigator->get_acceptance_radius()) { + _waypoint_position_reached = true; + } + } else if (_mission_item.nav_cmd == NAV_CMD_TAKEOFF) { + /* for takeoff mission items use the parameter for the takeoff acceptance radius */ + if (dist >= 0.0f && dist <= _navigator->get_acceptance_radius()) { + _waypoint_position_reached = true; + } + } else { + /* for normal mission items used their acceptance radius */ + if (dist >= 0.0f && dist <= _mission_item.acceptance_radius) { + _waypoint_position_reached = true; + } + } + } + + if (_waypoint_position_reached && !_waypoint_yaw_reached) { + + /* TODO: removed takeoff, why? */ + if (_navigator->get_vstatus()->is_rotary_wing && isfinite(_mission_item.yaw)) { + + /* check yaw if defined only for rotary wing except takeoff */ + float yaw_err = _wrap_pi(_mission_item.yaw - _navigator->get_global_position()->yaw); + + if (fabsf(yaw_err) < 0.2f) { /* TODO: get rid of magic number */ + _waypoint_yaw_reached = true; + } + + } else { + _waypoint_yaw_reached = true; + } + } + + /* check if the current waypoint was reached */ + if (_waypoint_position_reached && _waypoint_yaw_reached) { + + if (_time_first_inside_orbit == 0) { + _time_first_inside_orbit = now; + + // if (_mission_item.time_inside > 0.01f) { + // mavlink_log_info(_mavlink_fd, "#audio: waypoint reached, wait for %.1fs", + // (double)_mission_item.time_inside); + // } + } + + /* check if the MAV was long enough inside the waypoint orbit */ + if (now - _time_first_inside_orbit >= (hrt_abstime)_mission_item.time_inside * 1e6f) { + return true; + } + } + return false; +} + +void +MissionBlock::reset_mission_item_reached() +{ + _waypoint_position_reached = false; + _waypoint_yaw_reached = false; + _time_first_inside_orbit = 0; +} + +void +MissionBlock::mission_item_to_position_setpoint(const struct mission_item_s *item, struct position_setpoint_s *sp) +{ + sp->valid = true; + sp->lat = item->lat; + sp->lon = item->lon; + sp->alt = item->altitude_is_relative ? item->altitude + _navigator->get_home_position()->alt : item->altitude; + sp->yaw = item->yaw; + sp->loiter_radius = item->loiter_radius; + sp->loiter_direction = item->loiter_direction; + sp->pitch_min = item->pitch_min; + + switch (item->nav_cmd) { + case NAV_CMD_IDLE: + sp->type = SETPOINT_TYPE_IDLE; + break; + + case NAV_CMD_TAKEOFF: + sp->type = SETPOINT_TYPE_TAKEOFF; + break; + + case NAV_CMD_LAND: + sp->type = SETPOINT_TYPE_LAND; + break; + + case NAV_CMD_LOITER_TIME_LIMIT: + case NAV_CMD_LOITER_TURN_COUNT: + case NAV_CMD_LOITER_UNLIMITED: + sp->type = SETPOINT_TYPE_LOITER; + break; + + default: + sp->type = SETPOINT_TYPE_POSITION; + break; + } +} + +void +MissionBlock::set_previous_pos_setpoint() +{ + struct position_setpoint_triplet_s *pos_sp_triplet = _navigator->get_position_setpoint_triplet(); + + if (pos_sp_triplet->current.valid) { + memcpy(&pos_sp_triplet->previous, &pos_sp_triplet->current, sizeof(struct position_setpoint_s)); + } +} + +void +MissionBlock::set_loiter_item(struct mission_item_s *item) +{ + if (_navigator->get_vstatus()->condition_landed) { + /* landed, don't takeoff, but switch to IDLE mode */ + item->nav_cmd = NAV_CMD_IDLE; + + } else { + item->nav_cmd = NAV_CMD_LOITER_UNLIMITED; + + struct position_setpoint_triplet_s *pos_sp_triplet = _navigator->get_position_setpoint_triplet(); + + if (_navigator->get_can_loiter_at_sp() && pos_sp_triplet->current.valid) { + /* use current position setpoint */ + item->lat = pos_sp_triplet->current.lat; + item->lon = pos_sp_triplet->current.lon; + item->altitude = pos_sp_triplet->current.alt; + + } else { + /* use current position */ + item->lat = _navigator->get_global_position()->lat; + item->lon = _navigator->get_global_position()->lon; + item->altitude = _navigator->get_global_position()->alt; + } + + item->altitude_is_relative = false; + item->yaw = NAN; + item->loiter_radius = _navigator->get_loiter_radius(); + item->loiter_direction = 1; + item->acceptance_radius = _navigator->get_acceptance_radius(); + item->time_inside = 0.0f; + item->pitch_min = 0.0f; + item->autocontinue = false; + item->origin = ORIGIN_ONBOARD; + } +} diff --git a/src/modules/navigator/mission_block.h b/src/modules/navigator/mission_block.h new file mode 100644 index 000000000..adf50bc39 --- /dev/null +++ b/src/modules/navigator/mission_block.h @@ -0,0 +1,102 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ +/** + * @file mission_block.h + * + * Helper class to use mission items + * + * @author Julian Oes <julian@oes.ch> + */ + +#ifndef NAVIGATOR_MISSION_BLOCK_H +#define NAVIGATOR_MISSION_BLOCK_H + +#include <drivers/drv_hrt.h> + +#include <uORB/topics/mission.h> +#include <uORB/topics/vehicle_global_position.h> +#include <uORB/topics/position_setpoint_triplet.h> + +#include "navigator_mode.h" + +class Navigator; + +class MissionBlock : public NavigatorMode +{ +public: + /** + * Constructor + */ + MissionBlock(Navigator *navigator, const char *name); + + /** + * Destructor + */ + virtual ~MissionBlock(); + +protected: + /** + * Check if mission item has been reached + * @return true if successfully reached + */ + bool is_mission_item_reached(); + /** + * Reset all reached flags + */ + void reset_mission_item_reached(); + + /** + * Convert a mission item to a position setpoint + * + * @param the mission item to convert + * @param the position setpoint that needs to be set + */ + void mission_item_to_position_setpoint(const mission_item_s *item, position_setpoint_s *sp); + + /** + * Set previous position setpoint to current setpoint + */ + void set_previous_pos_setpoint(); + + /** + * Set a loiter mission item, if possible reuse the position setpoint, otherwise take the current position + */ + void set_loiter_item(struct mission_item_s *item); + + mission_item_s _mission_item; + bool _waypoint_position_reached; + bool _waypoint_yaw_reached; + hrt_abstime _time_first_inside_orbit; +}; + +#endif diff --git a/src/modules/navigator/mission_feasibility_checker.cpp b/src/modules/navigator/mission_feasibility_checker.cpp index eaafa217d..606521f20 100644 --- a/src/modules/navigator/mission_feasibility_checker.cpp +++ b/src/modules/navigator/mission_feasibility_checker.cpp @@ -1,8 +1,6 @@ /**************************************************************************** * * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: @author Lorenz Meier <lm@inf.ethz.ch> - * @author Thomas Gubler <thomasgubler@student.ethz.ch> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -35,6 +33,9 @@ /** * @file mission_feasibility_checker.cpp * Provides checks if mission is feasible given the navigation capabilities + * + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Thomas Gubler <thomasgubler@student.ethz.ch> */ #include "mission_feasibility_checker.h" @@ -62,7 +63,7 @@ MissionFeasibilityChecker::MissionFeasibilityChecker() : _mavlink_fd(-1), _capab } -bool MissionFeasibilityChecker::checkMissionFeasible(bool isRotarywing, dm_item_t dm_current, size_t nMissionItems, Geofence &geofence) +bool MissionFeasibilityChecker::checkMissionFeasible(bool isRotarywing, dm_item_t dm_current, size_t nMissionItems, Geofence &geofence, float home_alt) { /* Init if not done yet */ init(); @@ -75,24 +76,24 @@ bool MissionFeasibilityChecker::checkMissionFeasible(bool isRotarywing, dm_item_ if (isRotarywing) - return checkMissionFeasibleRotarywing(dm_current, nMissionItems, geofence); + return checkMissionFeasibleRotarywing(dm_current, nMissionItems, geofence, home_alt); else - return checkMissionFeasibleFixedwing(dm_current, nMissionItems, geofence); + return checkMissionFeasibleFixedwing(dm_current, nMissionItems, geofence, home_alt); } -bool MissionFeasibilityChecker::checkMissionFeasibleRotarywing(dm_item_t dm_current, size_t nMissionItems, Geofence &geofence) +bool MissionFeasibilityChecker::checkMissionFeasibleRotarywing(dm_item_t dm_current, size_t nMissionItems, Geofence &geofence, float home_alt) { - return checkGeofence(dm_current, nMissionItems, geofence); + return (checkGeofence(dm_current, nMissionItems, geofence) && checkHomePositionAltitude(dm_current, nMissionItems, home_alt)); } -bool MissionFeasibilityChecker::checkMissionFeasibleFixedwing(dm_item_t dm_current, size_t nMissionItems, Geofence &geofence) +bool MissionFeasibilityChecker::checkMissionFeasibleFixedwing(dm_item_t dm_current, size_t nMissionItems, Geofence &geofence, float home_alt) { /* Update fixed wing navigation capabilites */ updateNavigationCapabilities(); // warnx("_nav_caps.landing_slope_angle_rad %.4f, _nav_caps.landing_horizontal_slope_displacement %.4f", _nav_caps.landing_slope_angle_rad, _nav_caps.landing_horizontal_slope_displacement); - return (checkFixedWingLanding(dm_current, nMissionItems) && checkGeofence(dm_current, nMissionItems, geofence)); + return (checkFixedWingLanding(dm_current, nMissionItems) && checkGeofence(dm_current, nMissionItems, geofence) && checkHomePositionAltitude(dm_current, nMissionItems, home_alt)); } bool MissionFeasibilityChecker::checkGeofence(dm_item_t dm_current, size_t nMissionItems, Geofence &geofence) @@ -100,15 +101,15 @@ bool MissionFeasibilityChecker::checkGeofence(dm_item_t dm_current, size_t nMiss /* Check if all mission items are inside the geofence (if we have a valid geofence) */ if (geofence.valid()) { for (size_t i = 0; i < nMissionItems; i++) { - static struct mission_item_s missionitem; - const ssize_t len = sizeof(struct mission_item_s); + struct mission_item_s missionitem; + const ssize_t len = sizeof(missionitem); if (dm_read(dm_current, i, &missionitem, len) != len) { /* not supposed to happen unless the datamanager can't access the SD card, etc. */ return false; } - if (!geofence.inside(missionitem.lat, missionitem.lon, missionitem.altitude)) { //xxx: handle relative altitude + if (!geofence.inside(missionitem.lat, missionitem.lon, missionitem.altitude)) { mavlink_log_info(_mavlink_fd, "#audio: Geofence violation waypoint %d", i); return false; } @@ -118,6 +119,39 @@ bool MissionFeasibilityChecker::checkGeofence(dm_item_t dm_current, size_t nMiss return true; } +bool MissionFeasibilityChecker::checkHomePositionAltitude(dm_item_t dm_current, size_t nMissionItems, float home_alt, bool throw_error) +{ + /* Check if all all waypoints are above the home altitude, only return false if bool throw_error = true */ + for (size_t i = 0; i < nMissionItems; i++) { + static struct mission_item_s missionitem; + const ssize_t len = sizeof(struct mission_item_s); + + if (dm_read(dm_current, i, &missionitem, len) != len) { + /* not supposed to happen unless the datamanager can't access the SD card, etc. */ + if (throw_error) { + return false; + } else { + return true; + } + } + + /* calculate the global waypoint altitude */ + float wp_alt = (missionitem.altitude_is_relative) ? missionitem.altitude + home_alt : missionitem.altitude; + + if (home_alt > wp_alt) { + if (throw_error) { + mavlink_log_critical(_mavlink_fd, "Rejecting Mission: Waypoint %d below home", i); + return false; + } else { + mavlink_log_critical(_mavlink_fd, "Warning: Waypoint %d below home", i); + return true; + } + } + } + + return true; +} + bool MissionFeasibilityChecker::checkFixedWingLanding(dm_item_t dm_current, size_t nMissionItems) { /* Go through all mission items and search for a landing waypoint @@ -125,8 +159,8 @@ bool MissionFeasibilityChecker::checkFixedWingLanding(dm_item_t dm_current, size for (size_t i = 0; i < nMissionItems; i++) { - static struct mission_item_s missionitem; - const ssize_t len = sizeof(struct mission_item_s); + struct mission_item_s missionitem; + const ssize_t len = sizeof(missionitem); if (dm_read(dm_current, i, &missionitem, len) != len) { /* not supposed to happen unless the datamanager can't access the SD card, etc. */ return false; @@ -184,11 +218,12 @@ bool MissionFeasibilityChecker::checkFixedWingLanding(dm_item_t dm_current, size // float slope_alt = wp_altitude + _H0 * expf(-math::max(0.0f, _flare_length - wp_distance)/_flare_constant) - _H1_virt; + return false; } void MissionFeasibilityChecker::updateNavigationCapabilities() { - int res = orb_copy(ORB_ID(navigation_capabilities), _capabilities_sub, &_nav_caps); + (void)orb_copy(ORB_ID(navigation_capabilities), _capabilities_sub, &_nav_caps); } void MissionFeasibilityChecker::init() diff --git a/src/modules/navigator/mission_feasibility_checker.h b/src/modules/navigator/mission_feasibility_checker.h index 7a0b2a296..96c9209d3 100644 --- a/src/modules/navigator/mission_feasibility_checker.h +++ b/src/modules/navigator/mission_feasibility_checker.h @@ -1,8 +1,6 @@ /**************************************************************************** * * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: @author Lorenz Meier <lm@inf.ethz.ch> - * @author Thomas Gubler <thomasgubler@student.ethz.ch> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -35,7 +33,11 @@ /** * @file mission_feasibility_checker.h * Provides checks if mission is feasible given the navigation capabilities + * + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Thomas Gubler <thomasgubler@student.ethz.ch> */ + #ifndef MISSION_FEASIBILITY_CHECKER_H_ #define MISSION_FEASIBILITY_CHECKER_H_ @@ -59,14 +61,15 @@ private: /* Checks for all airframes */ bool checkGeofence(dm_item_t dm_current, size_t nMissionItems, Geofence &geofence); + bool checkHomePositionAltitude(dm_item_t dm_current, size_t nMissionItems, float home_alt, bool throw_error = false); /* Checks specific to fixedwing airframes */ - bool checkMissionFeasibleFixedwing(dm_item_t dm_current, size_t nMissionItems, Geofence &geofence); + bool checkMissionFeasibleFixedwing(dm_item_t dm_current, size_t nMissionItems, Geofence &geofence, float home_alt); bool checkFixedWingLanding(dm_item_t dm_current, size_t nMissionItems); void updateNavigationCapabilities(); /* Checks specific to rotarywing airframes */ - bool checkMissionFeasibleRotarywing(dm_item_t dm_current, size_t nMissionItems, Geofence &geofence); + bool checkMissionFeasibleRotarywing(dm_item_t dm_current, size_t nMissionItems, Geofence &geofence, float home_alt); public: MissionFeasibilityChecker(); @@ -75,7 +78,7 @@ public: /* * Returns true if mission is feasible and false otherwise */ - bool checkMissionFeasible(bool isRotarywing, dm_item_t dm_current, size_t nMissionItems, Geofence &geofence); + bool checkMissionFeasible(bool isRotarywing, dm_item_t dm_current, size_t nMissionItems, Geofence &geofence, float home_alt); }; diff --git a/src/modules/att_pos_estimator_ekf/params.c b/src/modules/navigator/mission_params.c index 4af5edead..d15e1e771 100644 --- a/src/modules/att_pos_estimator_ekf/params.c +++ b/src/modules/navigator/mission_params.c @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. + * Copyright (c) 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -31,19 +31,54 @@ * ****************************************************************************/ +/** + * @file mission_params.c + * + * Parameters for mission. + * + * @author Julian Oes <joes@student.ethz.ch> + */ + +#include <nuttx/config.h> + #include <systemlib/param/param.h> -/*PARAM_DEFINE_FLOAT(NAME,0.0f);*/ -PARAM_DEFINE_FLOAT(KF_V_GYRO, 0.008f); -PARAM_DEFINE_FLOAT(KF_V_ACCEL, 1.0f); -PARAM_DEFINE_FLOAT(KF_R_MAG, 0.8f); -PARAM_DEFINE_FLOAT(KF_R_GPS_VEL, 0.5f); -PARAM_DEFINE_FLOAT(KF_R_GPS_POS, 2.0f); -PARAM_DEFINE_FLOAT(KF_R_GPS_ALT, 3.0f); -PARAM_DEFINE_FLOAT(KF_R_PRESS_ALT, 0.1f); -PARAM_DEFINE_FLOAT(KF_R_ACCEL, 1.0f); -PARAM_DEFINE_FLOAT(KF_FAULT_POS, 10.0f); -PARAM_DEFINE_FLOAT(KF_FAULT_ATT, 10.0f); -PARAM_DEFINE_FLOAT(KF_ENV_G, 9.765f); -PARAM_DEFINE_FLOAT(KF_ENV_MAG_DIP, 60.0f); -PARAM_DEFINE_FLOAT(KF_ENV_MAG_DEC, 0.0f); +/* + * Mission parameters, accessible via MAVLink + */ + +/** + * Take-off altitude + * + * Even if first waypoint has altitude less then MIS_TAKEOFF_ALT above home position, system will climb to + * MIS_TAKEOFF_ALT on takeoff, then go to waypoint. + * + * @unit meters + * @group Mission + */ +PARAM_DEFINE_FLOAT(MIS_TAKEOFF_ALT, 10.0f); + +/** + * Enable persistent onboard mission storage + * + * When enabled, missions that have been uploaded by the GCS are stored + * and reloaded after reboot persistently. + * + * @min 0 + * @max 1 + * @group Mission + */ +PARAM_DEFINE_INT32(MIS_ONBOARD_EN, 1); + +/** + * Maximal horizontal distance from home to first waypoint + * + * Failsafe check to prevent running mission stored from previous flight at a new takeoff location. + * Set a value of zero or less to disable. The mission will not be started if the current + * waypoint is more distant than MIS_DIS_1WP from the current position. + * + * @min 0 + * @max 1000 + * @group Mission + */ +PARAM_DEFINE_FLOAT(MIS_DIST_1WP, 500); diff --git a/src/modules/navigator/module.mk b/src/modules/navigator/module.mk index 55f8a4caa..b50198996 100644 --- a/src/modules/navigator/module.mk +++ b/src/modules/navigator/module.mk @@ -1,6 +1,6 @@ ############################################################################ # -# Copyright (c) 2013 PX4 Development Team. All rights reserved. +# Copyright (c) 2013-2014 PX4 Development Team. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions @@ -39,9 +39,20 @@ MODULE_COMMAND = navigator SRCS = navigator_main.cpp \ navigator_params.c \ - navigator_mission.cpp \ + navigator_mode.cpp \ + mission_block.cpp \ + mission.cpp \ + mission_params.c \ + loiter.cpp \ + rtl.cpp \ + rtl_params.c \ + offboard.cpp \ mission_feasibility_checker.cpp \ geofence.cpp \ geofence_params.c INCLUDE_DIRS += $(MAVLINK_SRC)/include/mavlink + +MODULE_STACKSIZE = 1200 + +EXTRACXXFLAGS = -Weffc++ diff --git a/src/modules/navigator/navigator.h b/src/modules/navigator/navigator.h new file mode 100644 index 000000000..8edbb63b3 --- /dev/null +++ b/src/modules/navigator/navigator.h @@ -0,0 +1,232 @@ +/*************************************************************************** + * + * Copyright (c) 2013-2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ +/** + * @file navigator.h + * Helper class to access missions + * @author Julian Oes <julian@oes.ch> + * @author Anton Babushkin <anton.babushkin@me.com> + */ + +#ifndef NAVIGATOR_H +#define NAVIGATOR_H + +#include <systemlib/perf_counter.h> + +#include <controllib/blocks.hpp> +#include <controllib/block/BlockParam.hpp> + +#include <uORB/uORB.h> +#include <uORB/topics/mission.h> +#include <uORB/topics/vehicle_control_mode.h> +#include <uORB/topics/position_setpoint_triplet.h> +#include <uORB/topics/vehicle_global_position.h> +#include <uORB/topics/parameter_update.h> + +#include "navigator_mode.h" +#include "mission.h" +#include "loiter.h" +#include "rtl.h" +#include "offboard.h" +#include "geofence.h" + +/** + * Number of navigation modes that need on_active/on_inactive calls + * Currently: mission, loiter, and rtl + */ +#define NAVIGATOR_MODE_ARRAY_SIZE 4 + +class Navigator : public control::SuperBlock +{ +public: + /** + * Constructor + */ + Navigator(); + + /** + * Destructor, also kills the navigators task. + */ + ~Navigator(); + + /** + * Start the navigator task. + * + * @return OK on success. + */ + int start(); + + /** + * Display the navigator status. + */ + void status(); + + /** + * Add point to geofence + */ + void add_fence_point(int argc, char *argv[]); + + /** + * Load fence from file + */ + void load_fence_from_file(const char *filename); + + /** + * Setters + */ + void set_can_loiter_at_sp(bool can_loiter) { _can_loiter_at_sp = can_loiter; } + void set_position_setpoint_triplet_updated() { _pos_sp_triplet_updated = true; } + + /** + * Getters + */ + struct vehicle_status_s* get_vstatus() { return &_vstatus; } + struct vehicle_control_mode_s* get_control_mode() { return &_control_mode; } + struct vehicle_global_position_s* get_global_position() { return &_global_pos; } + struct home_position_s* get_home_position() { return &_home_pos; } + struct position_setpoint_triplet_s* get_position_setpoint_triplet() { return &_pos_sp_triplet; } + int get_onboard_mission_sub() { return _onboard_mission_sub; } + int get_offboard_mission_sub() { return _offboard_mission_sub; } + int get_offboard_control_sp_sub() { return _offboard_control_sp_sub; } + Geofence& get_geofence() { return _geofence; } + bool get_can_loiter_at_sp() { return _can_loiter_at_sp; } + float get_loiter_radius() { return _param_loiter_radius.get(); } + float get_acceptance_radius() { return _param_acceptance_radius.get(); } + int get_mavlink_fd() { return _mavlink_fd; } + +private: + + bool _task_should_exit; /**< if true, sensor task should exit */ + int _navigator_task; /**< task handle for sensor task */ + + int _mavlink_fd; /**< the file descriptor to send messages over mavlink */ + + int _global_pos_sub; /**< global position subscription */ + int _home_pos_sub; /**< home position subscription */ + int _vstatus_sub; /**< vehicle status subscription */ + int _capabilities_sub; /**< notification of vehicle capabilities updates */ + int _offboard_control_sp_sub; /*** offboard control subscription */ + int _control_mode_sub; /**< vehicle control mode subscription */ + int _onboard_mission_sub; /**< onboard mission subscription */ + int _offboard_mission_sub; /**< offboard mission subscription */ + int _param_update_sub; /**< param update subscription */ + + orb_advert_t _pos_sp_triplet_pub; /**< publish position setpoint triplet */ + + vehicle_status_s _vstatus; /**< vehicle status */ + vehicle_control_mode_s _control_mode; /**< vehicle control mode */ + vehicle_global_position_s _global_pos; /**< global vehicle position */ + home_position_s _home_pos; /**< home position for RTL */ + mission_item_s _mission_item; /**< current mission item */ + navigation_capabilities_s _nav_caps; /**< navigation capabilities */ + position_setpoint_triplet_s _pos_sp_triplet; /**< triplet of position setpoints */ + + bool _mission_item_valid; /**< flags if the current mission item is valid */ + + perf_counter_t _loop_perf; /**< loop performance counter */ + + Geofence _geofence; /**< class that handles the geofence */ + bool _geofence_violation_warning_sent; /**< prevents spaming to mavlink */ + + bool _fence_valid; /**< flag if fence is valid */ + bool _inside_fence; /**< vehicle is inside fence */ + + NavigatorMode *_navigation_mode; /**< abstract pointer to current navigation mode class */ + Mission _mission; /**< class that handles the missions */ + Loiter _loiter; /**< class that handles loiter */ + RTL _rtl; /**< class that handles RTL */ + Offboard _offboard; /**< class that handles offboard */ + + NavigatorMode *_navigation_mode_array[NAVIGATOR_MODE_ARRAY_SIZE]; /**< array of navigation modes */ + + bool _can_loiter_at_sp; /**< flags if current position SP can be used to loiter */ + bool _pos_sp_triplet_updated; /**< flags if position SP triplet needs to be published */ + + control::BlockParamFloat _param_loiter_radius; /**< loiter radius for fixedwing */ + control::BlockParamFloat _param_acceptance_radius; /**< acceptance for takeoff */ + /** + * Retrieve global position + */ + void global_position_update(); + + /** + * Retrieve home position + */ + void home_position_update(); + + /** + * Retreive navigation capabilities + */ + void navigation_capabilities_update(); + + /** + * Retrieve vehicle status + */ + void vehicle_status_update(); + + /** + * Retrieve vehicle control mode + */ + void vehicle_control_mode_update(); + + /** + * Update parameters + */ + void params_update(); + + /** + * Shim for calling task_main from task_create. + */ + static void task_main_trampoline(int argc, char *argv[]); + + /** + * Main task. + */ + void task_main(); + + /** + * Translate mission item to a position setpoint. + */ + void mission_item_to_position_setpoint(const mission_item_s *item, position_setpoint_s *sp); + + /** + * Publish a new position setpoint triplet for position controllers + */ + void publish_position_setpoint_triplet(); + + /* this class has ptr data members, so it should not be copied, + * consequently the copy constructors are private. + */ + Navigator(const Navigator&); + Navigator operator=(const Navigator&); +}; +#endif diff --git a/src/modules/navigator/navigator_main.cpp b/src/modules/navigator/navigator_main.cpp index 12fd35a0a..331a9a728 100644 --- a/src/modules/navigator/navigator_main.cpp +++ b/src/modules/navigator/navigator_main.cpp @@ -1,10 +1,6 @@ /**************************************************************************** * * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. - * Author: @author Lorenz Meier <lm@inf.ethz.ch> - * @author Jean Cyr <jean.m.cyr@gmail.com> - * @author Julian Oes <joes@student.ethz.ch> - * @author Anton Babushkin <anton.babushkin@me.com> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -35,19 +31,19 @@ * ****************************************************************************/ /** - * @file navigator_main.c - * Implementation of the main navigation state machine. + * @file navigator_main.cpp * - * Handles missions, geo fencing and failsafe navigation behavior. - * Published the mission item triplet for the position controller. + * Handles mission items, geo fencing and failsafe navigation behavior. + * Published the position setpoint triplet for the position controller. * * @author Lorenz Meier <lm@inf.ethz.ch> * @author Jean Cyr <jean.m.cyr@gmail.com> - * @author Julian Oes <joes@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> * @author Anton Babushkin <anton.babushkin@me.com> */ #include <nuttx/config.h> + #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -58,42 +54,29 @@ #include <poll.h> #include <time.h> #include <sys/ioctl.h> +#include <sys/types.h> +#include <sys/stat.h> + #include <drivers/device/device.h> #include <drivers/drv_hrt.h> #include <arch/board/board.h> + #include <uORB/uORB.h> -#include <uORB/topics/vehicle_global_position.h> #include <uORB/topics/home_position.h> -#include <uORB/topics/position_setpoint_triplet.h> #include <uORB/topics/vehicle_status.h> -#include <uORB/topics/vehicle_control_mode.h> -#include <uORB/topics/parameter_update.h> #include <uORB/topics/mission.h> #include <uORB/topics/fence.h> #include <uORB/topics/navigation_capabilities.h> -#include <systemlib/param/param.h> +#include <uORB/topics/offboard_control_setpoint.h> + #include <systemlib/err.h> -#include <systemlib/state_table.h> -#include <systemlib/perf_counter.h> #include <systemlib/systemlib.h> #include <geo/geo.h> -#include <mathlib/mathlib.h> #include <dataman/dataman.h> +#include <mathlib/mathlib.h> #include <mavlink/mavlink_log.h> -#include <sys/types.h> -#include <sys/stat.h> - -#include "navigator_state.h" -#include "navigator_mission.h" -#include "mission_feasibility_checker.h" -#include "geofence.h" - -/* oddly, ERROR is not defined for c++ */ -#ifdef ERROR -# undef ERROR -#endif -static const int ERROR = -1; +#include "navigator.h" /** * navigator app start / stop handling function @@ -102,342 +85,58 @@ static const int ERROR = -1; */ extern "C" __EXPORT int navigator_main(int argc, char *argv[]); -class Navigator : public StateTable -{ -public: - /** - * Constructor - */ - Navigator(); - - /** - * Destructor, also kills the navigators task. - */ - ~Navigator(); - - /** - * Start the navigator task. - * - * @return OK on success. - */ - int start(); - - /** - * Display the navigator status. - */ - void status(); - - /** - * Add point to geofence - */ - void add_fence_point(int argc, char *argv[]); - - /** - * Load fence from file - */ - void load_fence_from_file(const char *filename); - -private: - - bool _task_should_exit; /**< if true, sensor task should exit */ - int _navigator_task; /**< task handle for sensor task */ - - int _mavlink_fd; - - int _global_pos_sub; /**< global position subscription */ - int _home_pos_sub; /**< home position subscription */ - int _vstatus_sub; /**< vehicle status subscription */ - int _params_sub; /**< notification of parameter updates */ - int _offboard_mission_sub; /**< notification of offboard mission updates */ - int _onboard_mission_sub; /**< notification of onboard mission updates */ - int _capabilities_sub; /**< notification of vehicle capabilities updates */ - int _control_mode_sub; /**< vehicle control mode subscription */ - - orb_advert_t _pos_sp_triplet_pub; /**< publish position setpoint triplet */ - orb_advert_t _mission_result_pub; /**< publish mission result topic */ - - struct vehicle_status_s _vstatus; /**< vehicle status */ - struct vehicle_control_mode_s _control_mode; /**< vehicle control mode */ - struct vehicle_global_position_s _global_pos; /**< global vehicle position */ - struct home_position_s _home_pos; /**< home position for RTL */ - struct position_setpoint_triplet_s _pos_sp_triplet; /**< triplet of position setpoints */ - struct mission_result_s _mission_result; /**< mission result for commander/mavlink */ - struct mission_item_s _mission_item; /**< current mission item */ - - perf_counter_t _loop_perf; /**< loop performance counter */ - - Geofence _geofence; - bool _geofence_violation_warning_sent; - - bool _fence_valid; /**< flag if fence is valid */ - bool _inside_fence; /**< vehicle is inside fence */ - - struct navigation_capabilities_s _nav_caps; - - class Mission _mission; - - bool _mission_item_valid; /**< current mission item valid */ - bool _global_pos_valid; /**< track changes of global_position */ - bool _reset_loiter_pos; /**< if true then loiter position should be set to current position */ - bool _waypoint_position_reached; - bool _waypoint_yaw_reached; - uint64_t _time_first_inside_orbit; - bool _need_takeoff; /**< if need to perform vertical takeoff before going to waypoint (only for MISSION mode and VTOL vehicles) */ - bool _do_takeoff; /**< vertical takeoff state, current mission item is generated by navigator (only for MISSION mode and VTOL vehicles) */ - - MissionFeasibilityChecker missionFeasiblityChecker; - - uint64_t _set_nav_state_timestamp; /**< timestamp of last handled navigation state request */ - - bool _pos_sp_triplet_updated; - - const char *nav_states_str[NAV_STATE_MAX]; - - struct { - float min_altitude; - float acceptance_radius; - float loiter_radius; - int onboard_mission_enabled; - float takeoff_alt; - float land_alt; - float rtl_alt; - float rtl_land_delay; - } _parameters; /**< local copies of parameters */ - - struct { - param_t min_altitude; - param_t acceptance_radius; - param_t loiter_radius; - param_t onboard_mission_enabled; - param_t takeoff_alt; - param_t land_alt; - param_t rtl_alt; - param_t rtl_land_delay; - } _parameter_handles; /**< handles for parameters */ - - enum Event { - EVENT_NONE_REQUESTED, - EVENT_READY_REQUESTED, - EVENT_LOITER_REQUESTED, - EVENT_MISSION_REQUESTED, - EVENT_RTL_REQUESTED, - EVENT_LAND_REQUESTED, - EVENT_MISSION_CHANGED, - EVENT_HOME_POSITION_CHANGED, - MAX_EVENT - }; - - /** - * State machine transition table - */ - static StateTable::Tran const myTable[NAV_STATE_MAX][MAX_EVENT]; - - enum RTLState { - RTL_STATE_NONE = 0, - RTL_STATE_CLIMB, - RTL_STATE_RETURN, - RTL_STATE_DESCEND - }; - - enum RTLState _rtl_state; - - /** - * Update our local parameter cache. - */ - void parameters_update(); - - /** - * Retrieve global position - */ - void global_position_update(); - - /** - * Retrieve home position - */ - void home_position_update(); - - /** - * Retreive navigation capabilities - */ - void navigation_capabilities_update(); - - /** - * Retrieve offboard mission. - */ - void offboard_mission_update(bool isrotaryWing); - - /** - * Retrieve onboard mission. - */ - void onboard_mission_update(); - - /** - * Retrieve vehicle status - */ - void vehicle_status_update(); - - /** - * Retrieve vehicle control mode - */ - void vehicle_control_mode_update(); - - /** - * Shim for calling task_main from task_create. - */ - static void task_main_trampoline(int argc, char *argv[]); - - /** - * Main task. - */ - void task_main(); - - void publish_safepoints(unsigned points); - - /** - * Functions that are triggered when a new state is entered. - */ - void start_none(); - void start_ready(); - void start_loiter(); - void start_mission(); - void start_rtl(); - void start_land(); - void start_land_home(); - - /** - * Fork for state transitions - */ - void request_loiter_or_ready(); - void request_mission_if_available(); - - /** - * Guards offboard mission - */ - bool offboard_mission_available(unsigned relative_index); - - /** - * Guards onboard mission - */ - bool onboard_mission_available(unsigned relative_index); - - /** - * Reset all "reached" flags. - */ - void reset_reached(); - - /** - * Check if current mission item has been reached. - */ - bool check_mission_item_reached(); - - /** - * Perform actions when current mission item reached. - */ - void on_mission_item_reached(); - - /** - * Move to next waypoint - */ - void set_mission_item(); - - /** - * Switch to next RTL state - */ - void set_rtl_item(); - - /** - * Set position setpoint for mission item - */ - void position_setpoint_from_mission_item(position_setpoint_s *sp, mission_item_s *item); - - /** - * Helper function to get a takeoff item - */ - void get_takeoff_setpoint(position_setpoint_s *pos_sp); - - /** - * Publish a new mission item triplet for position controller - */ - void publish_position_setpoint_triplet(); -}; namespace navigator { -/* oddly, ERROR is not defined for c++ */ -#ifdef ERROR -# undef ERROR -#endif -static const int ERROR = -1; - Navigator *g_navigator; } Navigator::Navigator() : - -/* state machine transition table */ - StateTable(&myTable[0][0], NAV_STATE_MAX, MAX_EVENT), - + SuperBlock(NULL, "NAV"), _task_should_exit(false), _navigator_task(-1), _mavlink_fd(-1), - -/* subscriptions */ _global_pos_sub(-1), _home_pos_sub(-1), _vstatus_sub(-1), - _params_sub(-1), - _offboard_mission_sub(-1), - _onboard_mission_sub(-1), _capabilities_sub(-1), + _offboard_control_sp_sub(-1), _control_mode_sub(-1), - -/* publications */ + _onboard_mission_sub(-1), + _offboard_mission_sub(-1), + _param_update_sub(-1), _pos_sp_triplet_pub(-1), - -/* performance counters */ + _vstatus{}, + _control_mode{}, + _global_pos{}, + _home_pos{}, + _mission_item{}, + _nav_caps{}, + _pos_sp_triplet{}, + _mission_item_valid(false), _loop_perf(perf_alloc(PC_ELAPSED, "navigator")), - + _geofence{}, _geofence_violation_warning_sent(false), _fence_valid(false), _inside_fence(true), - _mission(), - _mission_item_valid(false), - _global_pos_valid(false), - _reset_loiter_pos(true), - _waypoint_position_reached(false), - _waypoint_yaw_reached(false), - _time_first_inside_orbit(0), - _need_takeoff(true), - _do_takeoff(false), - _set_nav_state_timestamp(0), + _navigation_mode(nullptr), + _mission(this, "MIS"), + _loiter(this, "LOI"), + _rtl(this, "RTL"), + _offboard(this, "OFF"), + _can_loiter_at_sp(false), _pos_sp_triplet_updated(false), -/* states */ - _rtl_state(RTL_STATE_NONE) + _param_loiter_radius(this, "LOITER_RAD"), + _param_acceptance_radius(this, "ACC_RAD") { - _parameter_handles.min_altitude = param_find("NAV_MIN_ALT"); - _parameter_handles.acceptance_radius = param_find("NAV_ACCEPT_RAD"); - _parameter_handles.loiter_radius = param_find("NAV_LOITER_RAD"); - _parameter_handles.onboard_mission_enabled = param_find("NAV_ONB_MIS_EN"); - _parameter_handles.takeoff_alt = param_find("NAV_TAKEOFF_ALT"); - _parameter_handles.land_alt = param_find("NAV_LAND_ALT"); - _parameter_handles.rtl_alt = param_find("NAV_RTL_ALT"); - _parameter_handles.rtl_land_delay = param_find("NAV_RTL_LAND_T"); - - memset(&_pos_sp_triplet, 0, sizeof(struct position_setpoint_triplet_s)); - memset(&_mission_item, 0, sizeof(struct mission_item_s)); - - memset(&nav_states_str, 0, sizeof(nav_states_str)); - nav_states_str[0] = "NONE"; - nav_states_str[1] = "READY"; - nav_states_str[2] = "LOITER"; - nav_states_str[3] = "MISSION"; - nav_states_str[4] = "RTL"; - nav_states_str[5] = "LAND"; - - /* Initialize state machine */ - myState = NAV_STATE_NONE; - start_none(); + /* Create a list of our possible navigation types */ + _navigation_mode_array[0] = &_mission; + _navigation_mode_array[1] = &_loiter; + _navigation_mode_array[2] = &_rtl; + _navigation_mode_array[3] = &_offboard; + + updateParams(); } Navigator::~Navigator() @@ -466,27 +165,6 @@ Navigator::~Navigator() } void -Navigator::parameters_update() -{ - /* read from param to clear updated flag */ - struct parameter_update_s update; - orb_copy(ORB_ID(parameter_update), _params_sub, &update); - - param_get(_parameter_handles.min_altitude, &(_parameters.min_altitude)); - param_get(_parameter_handles.acceptance_radius, &(_parameters.acceptance_radius)); - param_get(_parameter_handles.loiter_radius, &(_parameters.loiter_radius)); - param_get(_parameter_handles.onboard_mission_enabled, &(_parameters.onboard_mission_enabled)); - param_get(_parameter_handles.takeoff_alt, &(_parameters.takeoff_alt)); - param_get(_parameter_handles.land_alt, &(_parameters.land_alt)); - param_get(_parameter_handles.rtl_alt, &(_parameters.rtl_alt)); - param_get(_parameter_handles.rtl_land_delay, &(_parameters.rtl_land_delay)); - - _mission.set_onboard_mission_allowed((bool)_parameter_handles.onboard_mission_enabled); - - _geofence.updateParams(); -} - -void Navigator::global_position_update() { orb_copy(ORB_ID(vehicle_global_position), _global_pos_sub, &_global_pos); @@ -504,56 +182,6 @@ Navigator::navigation_capabilities_update() orb_copy(ORB_ID(navigation_capabilities), _capabilities_sub, &_nav_caps); } - -void -Navigator::offboard_mission_update(bool isrotaryWing) -{ - struct mission_s offboard_mission; - - if (orb_copy(ORB_ID(offboard_mission), _offboard_mission_sub, &offboard_mission) == OK) { - - /* Check mission feasibility, for now do not handle the return value, - * however warnings are issued to the gcs via mavlink from inside the MissionFeasiblityChecker */ - dm_item_t dm_current; - - if (offboard_mission.dataman_id == 0) { - dm_current = DM_KEY_WAYPOINTS_OFFBOARD_0; - - } else { - dm_current = DM_KEY_WAYPOINTS_OFFBOARD_1; - } - - missionFeasiblityChecker.checkMissionFeasible(isrotaryWing, dm_current, (size_t)offboard_mission.count, _geofence); - - _mission.set_offboard_dataman_id(offboard_mission.dataman_id); - - _mission.set_offboard_mission_count(offboard_mission.count); - _mission.set_current_offboard_mission_index(offboard_mission.current_index); - - } else { - _mission.set_offboard_mission_count(0); - _mission.set_current_offboard_mission_index(0); - } - - _mission.publish_mission_result(); -} - -void -Navigator::onboard_mission_update() -{ - struct mission_s onboard_mission; - - if (orb_copy(ORB_ID(onboard_mission), _onboard_mission_sub, &onboard_mission) == OK) { - - _mission.set_onboard_mission_count(onboard_mission.count); - _mission.set_current_onboard_mission_index(onboard_mission.current_index); - - } else { - _mission.set_onboard_mission_count(0); - _mission.set_current_onboard_mission_index(0); - } -} - void Navigator::vehicle_status_update() { @@ -574,6 +202,13 @@ Navigator::vehicle_control_mode_update() } void +Navigator::params_update() +{ + parameter_update_s param_update; + orb_copy(ORB_ID(parameter_update), _param_update_sub, ¶m_update); +} + +void Navigator::task_main_trampoline(int argc, char *argv[]) { navigator::g_navigator->task_main(); @@ -584,16 +219,12 @@ Navigator::task_main() { /* inform about start */ warnx("Initializing.."); - fflush(stdout); _mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); - mavlink_log_info(_mavlink_fd, "[navigator] started"); - /* Try to load the geofence: * if /fs/microsd/etc/geofence.txt load from this file - * else clear geofence data in datamanager - */ + * else clear geofence data in datamanager */ struct stat buffer; if (stat(GEOFENCE_FILENAME, &buffer) == 0) { @@ -607,68 +238,59 @@ Navigator::task_main() warnx("Could not clear geofence"); } - /* - * do subscriptions - */ + /* do subscriptions */ _global_pos_sub = orb_subscribe(ORB_ID(vehicle_global_position)); - _offboard_mission_sub = orb_subscribe(ORB_ID(offboard_mission)); - _onboard_mission_sub = orb_subscribe(ORB_ID(onboard_mission)); _capabilities_sub = orb_subscribe(ORB_ID(navigation_capabilities)); _vstatus_sub = orb_subscribe(ORB_ID(vehicle_status)); _control_mode_sub = orb_subscribe(ORB_ID(vehicle_control_mode)); - _params_sub = orb_subscribe(ORB_ID(parameter_update)); _home_pos_sub = orb_subscribe(ORB_ID(home_position)); + _onboard_mission_sub = orb_subscribe(ORB_ID(onboard_mission)); + _offboard_mission_sub = orb_subscribe(ORB_ID(offboard_mission)); + _param_update_sub = orb_subscribe(ORB_ID(parameter_update)); + _offboard_control_sp_sub = orb_subscribe(ORB_ID(offboard_control_setpoint)); /* copy all topics first time */ vehicle_status_update(); vehicle_control_mode_update(); - parameters_update(); global_position_update(); home_position_update(); navigation_capabilities_update(); - offboard_mission_update(_vstatus.is_rotary_wing); - onboard_mission_update(); + params_update(); /* rate limit position updates to 50 Hz */ orb_set_interval(_global_pos_sub, 20); - unsigned prevState = NAV_STATE_NONE; hrt_abstime mavlink_open_time = 0; const hrt_abstime mavlink_open_interval = 500000; /* wakeup source(s) */ - struct pollfd fds[8]; + struct pollfd fds[6]; /* Setup of loop */ - fds[0].fd = _params_sub; + fds[0].fd = _global_pos_sub; fds[0].events = POLLIN; - fds[1].fd = _global_pos_sub; + fds[1].fd = _home_pos_sub; fds[1].events = POLLIN; - fds[2].fd = _home_pos_sub; + fds[2].fd = _capabilities_sub; fds[2].events = POLLIN; - fds[3].fd = _capabilities_sub; + fds[3].fd = _vstatus_sub; fds[3].events = POLLIN; - fds[4].fd = _offboard_mission_sub; + fds[4].fd = _control_mode_sub; fds[4].events = POLLIN; - fds[5].fd = _onboard_mission_sub; + fds[5].fd = _param_update_sub; fds[5].events = POLLIN; - fds[6].fd = _vstatus_sub; - fds[6].events = POLLIN; - fds[7].fd = _control_mode_sub; - fds[7].events = POLLIN; while (!_task_should_exit) { /* wait for up to 100ms for data */ int pret = poll(&fds[0], (sizeof(fds) / sizeof(fds[0])), 100); - /* timed out - periodic check for _task_should_exit, etc. */ if (pret == 0) { + /* timed out - periodic check for _task_should_exit, etc. */ continue; - } - /* this is undesirable but not much we can do - might want to flag unhappy status */ - if (pret < 0) { + } else if (pret < 0) { + /* this is undesirable but not much we can do - might want to flag unhappy status */ warn("poll error %d, %d", pret, errno); continue; } @@ -681,162 +303,103 @@ Navigator::task_main() _mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); } + /* parameters updated */ + if (fds[5].revents & POLLIN) { + params_update(); + updateParams(); + } + /* vehicle control mode updated */ - if (fds[7].revents & POLLIN) { + if (fds[4].revents & POLLIN) { vehicle_control_mode_update(); } /* vehicle status updated */ - if (fds[6].revents & POLLIN) { + if (fds[3].revents & POLLIN) { vehicle_status_update(); - - /* evaluate state requested by commander */ - if (_control_mode.flag_armed && _control_mode.flag_control_auto_enabled) { - /* publish position setpoint triplet on each status update if navigator active */ - _pos_sp_triplet_updated = true; - - if (_vstatus.set_nav_state_timestamp != _set_nav_state_timestamp) { - /* commander requested new navigation mode, try to set it */ - switch (_vstatus.set_nav_state) { - case NAV_STATE_NONE: - /* nothing to do */ - break; - - case NAV_STATE_LOITER: - request_loiter_or_ready(); - break; - - case NAV_STATE_MISSION: - request_mission_if_available(); - break; - - case NAV_STATE_RTL: - if (!(_rtl_state == RTL_STATE_DESCEND && - (myState == NAV_STATE_LAND || myState == NAV_STATE_LOITER)) && - _vstatus.condition_home_position_valid) { - dispatch(EVENT_RTL_REQUESTED); - } - - break; - - case NAV_STATE_LAND: - dispatch(EVENT_LAND_REQUESTED); - - break; - - default: - warnx("ERROR: Requested navigation state not supported"); - break; - } - - } else { - /* on first switch to AUTO try mission by default, if none is available fallback to loiter */ - if (myState == NAV_STATE_NONE) { - request_mission_if_available(); - } - } - - /* check if waypoint has been reached in MISSION, RTL and LAND modes */ - if (myState == NAV_STATE_MISSION || myState == NAV_STATE_RTL || myState == NAV_STATE_LAND) { - if (check_mission_item_reached()) { - on_mission_item_reached(); - } - } - - } else { - /* navigator shouldn't act */ - dispatch(EVENT_NONE_REQUESTED); - } - - _set_nav_state_timestamp = _vstatus.set_nav_state_timestamp; - } - - /* parameters updated */ - if (fds[0].revents & POLLIN) { - parameters_update(); - /* note that these new parameters won't be in effect until a mission triplet is published again */ } /* navigation capabilities updated */ - if (fds[3].revents & POLLIN) { + if (fds[2].revents & POLLIN) { navigation_capabilities_update(); } - /* offboard mission updated */ - if (fds[4].revents & POLLIN) { - offboard_mission_update(_vstatus.is_rotary_wing); - // XXX check if mission really changed - dispatch(EVENT_MISSION_CHANGED); - } - - /* onboard mission updated */ - if (fds[5].revents & POLLIN) { - onboard_mission_update(); - // XXX check if mission really changed - dispatch(EVENT_MISSION_CHANGED); - } - /* home position updated */ - if (fds[2].revents & POLLIN) { + if (fds[1].revents & POLLIN) { home_position_update(); - // XXX check if home position really changed - dispatch(EVENT_HOME_POSITION_CHANGED); } /* global position updated */ - if (fds[1].revents & POLLIN) { + if (fds[0].revents & POLLIN) { global_position_update(); - if (_control_mode.flag_armed && _control_mode.flag_control_auto_enabled) { - /* publish position setpoint triplet on each position update if navigator active */ - _pos_sp_triplet_updated = true; - - if (myState == NAV_STATE_LAND && !_global_pos_valid) { - /* got global position when landing, update setpoint */ - start_land(); - } - - /* check if waypoint has been reached in MISSION, RTL and LAND modes */ - if (myState == NAV_STATE_MISSION || myState == NAV_STATE_RTL || myState == NAV_STATE_LAND) { - if (check_mission_item_reached()) { - on_mission_item_reached(); - } - } - } - /* Check geofence violation */ if (!_geofence.inside(&_global_pos)) { - //xxx: publish geofence violation here (or change local flag depending on which app handles the flight termination) /* Issue a warning about the geofence violation once */ if (!_geofence_violation_warning_sent) { mavlink_log_critical(_mavlink_fd, "#audio: Geofence violation"); _geofence_violation_warning_sent = true; } - } else { /* Reset the _geofence_violation_warning_sent field */ _geofence_violation_warning_sent = false; } } - _global_pos_valid = _vstatus.condition_global_position_valid; + /* Do stuff according to navigation state set by commander */ + switch (_vstatus.nav_state) { + case NAVIGATION_STATE_MANUAL: + case NAVIGATION_STATE_ACRO: + case NAVIGATION_STATE_ALTCTL: + case NAVIGATION_STATE_POSCTL: + _navigation_mode = nullptr; + _can_loiter_at_sp = false; + break; + case NAVIGATION_STATE_AUTO_MISSION: + _navigation_mode = &_mission; + break; + case NAVIGATION_STATE_AUTO_LOITER: + _navigation_mode = &_loiter; + break; + case NAVIGATION_STATE_AUTO_RTL: + _navigation_mode = &_rtl; + break; + case NAVIGATION_STATE_AUTO_RTGS: + _navigation_mode = &_rtl; /* TODO: change this to something else */ + break; + case NAVIGATION_STATE_LAND: + case NAVIGATION_STATE_TERMINATION: + case NAVIGATION_STATE_OFFBOARD: + _navigation_mode = &_offboard; + break; + default: + _navigation_mode = nullptr; + _can_loiter_at_sp = false; + break; + } - /* publish position setpoint triplet if updated */ - if (_pos_sp_triplet_updated) { - _pos_sp_triplet_updated = false; - publish_position_setpoint_triplet(); + /* iterate through navigation modes and set active/inactive for each */ + for(unsigned int i = 0; i < NAVIGATOR_MODE_ARRAY_SIZE; i++) { + _navigation_mode_array[i]->run(_navigation_mode == _navigation_mode_array[i]); + } + + /* if nothing is running, set position setpoint triplet invalid */ + if (_navigation_mode == nullptr) { + // TODO publish empty sp only once + _pos_sp_triplet.previous.valid = false; + _pos_sp_triplet.current.valid = false; + _pos_sp_triplet.next.valid = false; + _pos_sp_triplet_updated = true; } - /* notify user about state changes */ - if (myState != prevState) { - mavlink_log_info(_mavlink_fd, "#audio: navigation state: %s", nav_states_str[myState]); - prevState = myState; + if (_pos_sp_triplet_updated) { + publish_position_setpoint_triplet(); + _pos_sp_triplet_updated = false; } perf_end(_loop_perf); } - warnx("exiting."); _navigator_task = -1; @@ -852,7 +415,7 @@ Navigator::start() _navigator_task = task_spawn_cmd("navigator", SCHED_DEFAULT, SCHED_PRIORITY_MAX - 5, - 2048, + 2000, (main_t)&Navigator::task_main_trampoline, nullptr); @@ -867,19 +430,21 @@ Navigator::start() void Navigator::status() { - warnx("Global position: %svalid", _global_pos_valid ? "" : "in"); - - if (_global_pos_valid) { - warnx("Longitude %5.5f degrees, latitude %5.5f degrees", _global_pos.lon, _global_pos.lat); - warnx("Altitude %5.5f meters, altitude above home %5.5f meters", - (double)_global_pos.alt, (double)(_global_pos.alt - _home_pos.alt)); - warnx("Ground velocity in m/s, N %5.5f, E %5.5f, D %5.5f", - (double)_global_pos.vel_n, (double)_global_pos.vel_e, (double)_global_pos.vel_d); - warnx("Compass heading in degrees %5.5f", (double)(_global_pos.yaw * M_RAD_TO_DEG_F)); - } + /* TODO: add this again */ + // warnx("Global position is %svalid", _global_pos_valid ? "" : "in"); + + // if (_global_pos.global_valid) { + // warnx("Longitude %5.5f degrees, latitude %5.5f degrees", _global_pos.lon, _global_pos.lat); + // warnx("Altitude %5.5f meters, altitude above home %5.5f meters", + // (double)_global_pos.alt, (double)(_global_pos.alt - _home_pos.alt)); + // warnx("Ground velocity in m/s, N %5.5f, E %5.5f, D %5.5f", + // (double)_global_pos.vel_n, (double)_global_pos.vel_e, (double)_global_pos.vel_d); + // warnx("Compass heading in degrees %5.5f", (double)(_global_pos.yaw * M_RAD_TO_DEG_F)); + // } if (_fence_valid) { warnx("Geofence is valid"); + /* TODO: needed? */ // warnx("Vertex longitude latitude"); // for (unsigned i = 0; i < _fence.count; i++) // warnx("%6u %9.5f %8.5f", i, (double)_fence.vertices[i].lon, (double)_fence.vertices[i].lat); @@ -887,741 +452,19 @@ Navigator::status() } else { warnx("Geofence not set"); } - - switch (myState) { - case NAV_STATE_NONE: - warnx("State: None"); - break; - - case NAV_STATE_LOITER: - warnx("State: Loiter"); - break; - - case NAV_STATE_MISSION: - warnx("State: Mission"); - break; - - case NAV_STATE_RTL: - warnx("State: RTL"); - break; - - default: - warnx("State: Unknown"); - break; - } -} - -StateTable::Tran const Navigator::myTable[NAV_STATE_MAX][MAX_EVENT] = { - { - /* NAV_STATE_NONE */ - /* EVENT_NONE_REQUESTED */ {NO_ACTION, NAV_STATE_NONE}, - /* EVENT_READY_REQUESTED */ {ACTION(&Navigator::start_ready), NAV_STATE_READY}, - /* EVENT_LOITER_REQUESTED */ {ACTION(&Navigator::start_loiter), NAV_STATE_LOITER}, - /* EVENT_MISSION_REQUESTED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {ACTION(&Navigator::start_rtl), NAV_STATE_RTL}, - /* EVENT_LAND_REQUESTED */ {ACTION(&Navigator::start_land), NAV_STATE_LAND}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_NONE}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_NONE}, - }, - { - /* NAV_STATE_READY */ - /* EVENT_NONE_REQUESTED */ {ACTION(&Navigator::start_none), NAV_STATE_NONE}, - /* EVENT_READY_REQUESTED */ {NO_ACTION, NAV_STATE_READY}, - /* EVENT_LOITER_REQUESTED */ {NO_ACTION, NAV_STATE_READY}, - /* EVENT_MISSION_REQUESTED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {NO_ACTION, NAV_STATE_READY}, - /* EVENT_LAND_REQUESTED */ {NO_ACTION, NAV_STATE_READY}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_READY}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_READY}, - }, - { - /* NAV_STATE_LOITER */ - /* EVENT_NONE_REQUESTED */ {ACTION(&Navigator::start_none), NAV_STATE_NONE}, - /* EVENT_READY_REQUESTED */ {NO_ACTION, NAV_STATE_LOITER}, - /* EVENT_LOITER_REQUESTED */ {NO_ACTION, NAV_STATE_LOITER}, - /* EVENT_MISSION_REQUESTED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {ACTION(&Navigator::start_rtl), NAV_STATE_RTL}, - /* EVENT_LAND_REQUESTED */ {ACTION(&Navigator::start_land), NAV_STATE_LAND}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_LOITER}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_LOITER}, - }, - { - /* NAV_STATE_MISSION */ - /* EVENT_NONE_REQUESTED */ {ACTION(&Navigator::start_none), NAV_STATE_NONE}, - /* EVENT_READY_REQUESTED */ {ACTION(&Navigator::start_ready), NAV_STATE_READY}, - /* EVENT_LOITER_REQUESTED */ {ACTION(&Navigator::start_loiter), NAV_STATE_LOITER}, - /* EVENT_MISSION_REQUESTED */ {NO_ACTION, NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {ACTION(&Navigator::start_rtl), NAV_STATE_RTL}, - /* EVENT_LAND_REQUESTED */ {ACTION(&Navigator::start_land), NAV_STATE_LAND}, - /* EVENT_MISSION_CHANGED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_MISSION}, - }, - { - /* NAV_STATE_RTL */ - /* EVENT_NONE_REQUESTED */ {ACTION(&Navigator::start_none), NAV_STATE_NONE}, - /* EVENT_READY_REQUESTED */ {ACTION(&Navigator::start_ready), NAV_STATE_READY}, - /* EVENT_LOITER_REQUESTED */ {ACTION(&Navigator::start_loiter), NAV_STATE_LOITER}, - /* EVENT_MISSION_REQUESTED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {NO_ACTION, NAV_STATE_RTL}, - /* EVENT_LAND_REQUESTED */ {ACTION(&Navigator::start_land_home), NAV_STATE_LAND}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_RTL}, - /* EVENT_HOME_POSITION_CHANGED */ {ACTION(&Navigator::start_rtl), NAV_STATE_RTL}, // TODO need to reset rtl_state - }, - { - /* NAV_STATE_LAND */ - /* EVENT_NONE_REQUESTED */ {ACTION(&Navigator::start_none), NAV_STATE_NONE}, - /* EVENT_READY_REQUESTED */ {ACTION(&Navigator::start_ready), NAV_STATE_READY}, - /* EVENT_LOITER_REQUESTED */ {ACTION(&Navigator::start_loiter), NAV_STATE_LOITER}, - /* EVENT_MISSION_REQUESTED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {ACTION(&Navigator::start_rtl), NAV_STATE_RTL}, - /* EVENT_LAND_REQUESTED */ {NO_ACTION, NAV_STATE_LAND}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_LAND}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_LAND}, - }, -}; - -void -Navigator::start_none() -{ - reset_reached(); - - _pos_sp_triplet.previous.valid = false; - _pos_sp_triplet.current.valid = false; - _pos_sp_triplet.next.valid = false; - _mission_item_valid = false; - - _reset_loiter_pos = true; - _do_takeoff = false; - _rtl_state = RTL_STATE_NONE; - - _pos_sp_triplet_updated = true; -} - -void -Navigator::start_ready() -{ - reset_reached(); - - _pos_sp_triplet.previous.valid = false; - _pos_sp_triplet.current.valid = true; - _pos_sp_triplet.next.valid = false; - - _pos_sp_triplet.current.type = SETPOINT_TYPE_IDLE; - - _mission_item_valid = false; - - _reset_loiter_pos = true; - _do_takeoff = false; - - if (_rtl_state != RTL_STATE_DESCEND) { - /* reset RTL state if landed not at home */ - _rtl_state = RTL_STATE_NONE; - } - - _pos_sp_triplet_updated = true; -} - -void -Navigator::start_loiter() -{ - reset_reached(); - - _do_takeoff = false; - - /* set loiter position if needed */ - if (_reset_loiter_pos || !_pos_sp_triplet.current.valid) { - _reset_loiter_pos = false; - - _pos_sp_triplet.current.lat = _global_pos.lat; - _pos_sp_triplet.current.lon = _global_pos.lon; - _pos_sp_triplet.current.yaw = NAN; // NAN means to use current yaw - - float min_alt_amsl = _parameters.min_altitude + _home_pos.alt; - - /* use current altitude if above min altitude set by parameter */ - if (_global_pos.alt < min_alt_amsl && !_vstatus.is_rotary_wing) { - _pos_sp_triplet.current.alt = min_alt_amsl; - mavlink_log_info(_mavlink_fd, "#audio: loiter %.1fm higher", (double)(min_alt_amsl - _global_pos.alt)); - - } else { - _pos_sp_triplet.current.alt = _global_pos.alt; - mavlink_log_info(_mavlink_fd, "#audio: loiter at current altitude"); - } - - } - _pos_sp_triplet.current.type = SETPOINT_TYPE_LOITER; - _pos_sp_triplet.current.loiter_radius = _parameters.loiter_radius; - _pos_sp_triplet.current.loiter_direction = 1; - _pos_sp_triplet.previous.valid = false; - _pos_sp_triplet.current.valid = true; - _pos_sp_triplet.next.valid = false; - _mission_item_valid = false; - - _pos_sp_triplet_updated = true; -} - -void -Navigator::start_mission() -{ - _need_takeoff = true; - - set_mission_item(); -} - -void -Navigator::set_mission_item() -{ - reset_reached(); - - /* copy current mission to previous item */ - memcpy(&_pos_sp_triplet.previous, &_pos_sp_triplet.current, sizeof(position_setpoint_s)); - - _reset_loiter_pos = true; - _do_takeoff = false; - - int ret; - bool onboard; - unsigned index; - - ret = _mission.get_current_mission_item(&_mission_item, &onboard, &index); - - if (ret == OK) { - _mission.report_current_offboard_mission_item(); - - _mission_item_valid = true; - position_setpoint_from_mission_item(&_pos_sp_triplet.current, &_mission_item); - - if (_mission_item.nav_cmd != NAV_CMD_RETURN_TO_LAUNCH && - _mission_item.nav_cmd != NAV_CMD_LOITER_TIME_LIMIT && - _mission_item.nav_cmd != NAV_CMD_LOITER_TURN_COUNT && - _mission_item.nav_cmd != NAV_CMD_LOITER_UNLIMITED) { - /* don't reset RTL state on RTL or LOITER items */ - _rtl_state = RTL_STATE_NONE; - } - - if (_vstatus.is_rotary_wing) { - if (_need_takeoff && ( - _mission_item.nav_cmd == NAV_CMD_TAKEOFF || - _mission_item.nav_cmd == NAV_CMD_WAYPOINT || - _mission_item.nav_cmd == NAV_CMD_RETURN_TO_LAUNCH || - _mission_item.nav_cmd == NAV_CMD_LOITER_TIME_LIMIT || - _mission_item.nav_cmd == NAV_CMD_LOITER_TURN_COUNT || - _mission_item.nav_cmd == NAV_CMD_LOITER_UNLIMITED - )) { - /* do special TAKEOFF handling for VTOL */ - _need_takeoff = false; - - /* calculate desired takeoff altitude AMSL */ - float takeoff_alt_amsl = _pos_sp_triplet.current.alt; - - if (_vstatus.condition_landed) { - /* takeoff to at least NAV_TAKEOFF_ALT from ground if landed */ - takeoff_alt_amsl = fmaxf(takeoff_alt_amsl, _global_pos.alt + _parameters.takeoff_alt); - } - - /* check if we really need takeoff */ - if (_vstatus.condition_landed || _global_pos.alt < takeoff_alt_amsl - _mission_item.acceptance_radius) { - /* force TAKEOFF if landed or waypoint altitude is more than current */ - _do_takeoff = true; - - /* move current position setpoint to next */ - memcpy(&_pos_sp_triplet.next, &_pos_sp_triplet.current, sizeof(position_setpoint_s)); - - /* set current setpoint to takeoff */ - - _pos_sp_triplet.current.lat = _global_pos.lat; - _pos_sp_triplet.current.lon = _global_pos.lon; - _pos_sp_triplet.current.alt = takeoff_alt_amsl; - _pos_sp_triplet.current.yaw = NAN; - _pos_sp_triplet.current.type = SETPOINT_TYPE_TAKEOFF; - } - - } else if (_mission_item.nav_cmd == NAV_CMD_LAND) { - /* will need takeoff after landing */ - _need_takeoff = true; - } - } - - if (_do_takeoff) { - mavlink_log_info(_mavlink_fd, "#audio: takeoff to %.1fm above home", (double)(_pos_sp_triplet.current.alt - _home_pos.alt)); - - } else { - if (onboard) { - mavlink_log_info(_mavlink_fd, "#audio: heading to onboard WP %d", index); - - } else { - mavlink_log_info(_mavlink_fd, "#audio: heading to offboard WP %d", index); - } - } - - } else { - /* since a mission is not advanced without WPs available, this is not supposed to happen */ - _mission_item_valid = false; - _pos_sp_triplet.current.valid = false; - warnx("ERROR: current WP can't be set"); - } - - if (!_do_takeoff) { - mission_item_s item_next; - ret = _mission.get_next_mission_item(&item_next); - - if (ret == OK) { - position_setpoint_from_mission_item(&_pos_sp_triplet.next, &item_next); - - } else { - /* this will fail for the last WP */ - _pos_sp_triplet.next.valid = false; - } - } - - _pos_sp_triplet_updated = true; -} - -void -Navigator::start_rtl() -{ - _do_takeoff = false; - - /* decide if we need climb */ - if (_rtl_state == RTL_STATE_NONE) { - if (_global_pos.alt < _home_pos.alt + _parameters.rtl_alt) { - _rtl_state = RTL_STATE_CLIMB; - - } else { - _rtl_state = RTL_STATE_RETURN; - } - } - - /* if switching directly to return state, reset altitude setpoint */ - if (_rtl_state == RTL_STATE_RETURN) { - _mission_item.altitude_is_relative = false; - _mission_item.altitude = _global_pos.alt; - } - - _reset_loiter_pos = true; - set_rtl_item(); -} - -void -Navigator::start_land() -{ - reset_reached(); - - /* this state can be requested by commander even if no global position available, - * in his case controller must perform landing without position control */ - _do_takeoff = false; - _reset_loiter_pos = true; - - memcpy(&_pos_sp_triplet.previous, &_pos_sp_triplet.current, sizeof(position_setpoint_s)); - - _mission_item_valid = true; - - _mission_item.lat = _global_pos.lat; - _mission_item.lon = _global_pos.lon; - _mission_item.altitude_is_relative = false; - _mission_item.altitude = _global_pos.alt; - _mission_item.yaw = NAN; - _mission_item.loiter_radius = _parameters.loiter_radius; - _mission_item.loiter_direction = 1; - _mission_item.nav_cmd = NAV_CMD_LAND; - _mission_item.acceptance_radius = _parameters.acceptance_radius; - _mission_item.time_inside = 0.0f; - _mission_item.pitch_min = 0.0f; - _mission_item.autocontinue = true; - _mission_item.origin = ORIGIN_ONBOARD; - - position_setpoint_from_mission_item(&_pos_sp_triplet.current, &_mission_item); - - _pos_sp_triplet.next.valid = false; -} - -void -Navigator::start_land_home() -{ - reset_reached(); - - /* land to home position, should be called when hovering above home, from RTL state */ - _do_takeoff = false; - _reset_loiter_pos = true; - - memcpy(&_pos_sp_triplet.previous, &_pos_sp_triplet.current, sizeof(position_setpoint_s)); - - _mission_item_valid = true; - - _mission_item.lat = _home_pos.lat; - _mission_item.lon = _home_pos.lon; - _mission_item.altitude_is_relative = false; - _mission_item.altitude = _home_pos.alt; - _mission_item.yaw = NAN; - _mission_item.loiter_radius = _parameters.loiter_radius; - _mission_item.loiter_direction = 1; - _mission_item.nav_cmd = NAV_CMD_LAND; - _mission_item.acceptance_radius = _parameters.acceptance_radius; - _mission_item.time_inside = 0.0f; - _mission_item.pitch_min = 0.0f; - _mission_item.autocontinue = true; - _mission_item.origin = ORIGIN_ONBOARD; - - position_setpoint_from_mission_item(&_pos_sp_triplet.current, &_mission_item); - - _pos_sp_triplet.next.valid = false; -} - -void -Navigator::set_rtl_item() -{ - reset_reached(); - - switch (_rtl_state) { - case RTL_STATE_CLIMB: { - memcpy(&_pos_sp_triplet.previous, &_pos_sp_triplet.current, sizeof(position_setpoint_s)); - - float climb_alt = _home_pos.alt + _parameters.rtl_alt; - - if (_vstatus.condition_landed) { - climb_alt = fmaxf(climb_alt, _global_pos.alt + _parameters.rtl_alt); - } - - _mission_item_valid = true; - - _mission_item.lat = _global_pos.lat; - _mission_item.lon = _global_pos.lon; - _mission_item.altitude_is_relative = false; - _mission_item.altitude = climb_alt; - _mission_item.yaw = NAN; - _mission_item.loiter_radius = _parameters.loiter_radius; - _mission_item.loiter_direction = 1; - _mission_item.nav_cmd = NAV_CMD_TAKEOFF; - _mission_item.acceptance_radius = _parameters.acceptance_radius; - _mission_item.time_inside = 0.0f; - _mission_item.pitch_min = 0.0f; - _mission_item.autocontinue = true; - _mission_item.origin = ORIGIN_ONBOARD; - - position_setpoint_from_mission_item(&_pos_sp_triplet.current, &_mission_item); - - _pos_sp_triplet.next.valid = false; - - mavlink_log_info(_mavlink_fd, "#audio: RTL: climb to %.1fm above home", (double)(climb_alt - _home_pos.alt)); - break; - } - - case RTL_STATE_RETURN: { - memcpy(&_pos_sp_triplet.previous, &_pos_sp_triplet.current, sizeof(position_setpoint_s)); - - _mission_item_valid = true; - - _mission_item.lat = _home_pos.lat; - _mission_item.lon = _home_pos.lon; - // don't change altitude - if (_pos_sp_triplet.previous.valid) { - /* if previous setpoint is valid then use it to calculate heading to home */ - _mission_item.yaw = get_bearing_to_next_waypoint(_pos_sp_triplet.previous.lat, _pos_sp_triplet.previous.lon, _mission_item.lat, _mission_item.lon); - - } else { - /* else use current position */ - _mission_item.yaw = get_bearing_to_next_waypoint(_global_pos.lat, _global_pos.lon, _mission_item.lat, _mission_item.lon); - } - _mission_item.loiter_radius = _parameters.loiter_radius; - _mission_item.loiter_direction = 1; - _mission_item.nav_cmd = NAV_CMD_WAYPOINT; - _mission_item.acceptance_radius = _parameters.acceptance_radius; - _mission_item.time_inside = 0.0f; - _mission_item.pitch_min = 0.0f; - _mission_item.autocontinue = true; - _mission_item.origin = ORIGIN_ONBOARD; - - position_setpoint_from_mission_item(&_pos_sp_triplet.current, &_mission_item); - - _pos_sp_triplet.next.valid = false; - - mavlink_log_info(_mavlink_fd, "#audio: RTL: return at %.1fm above home", (double)(_mission_item.altitude - _home_pos.alt)); - break; - } - - case RTL_STATE_DESCEND: { - memcpy(&_pos_sp_triplet.previous, &_pos_sp_triplet.current, sizeof(position_setpoint_s)); - - _mission_item_valid = true; - - _mission_item.lat = _home_pos.lat; - _mission_item.lon = _home_pos.lon; - _mission_item.altitude_is_relative = false; - _mission_item.altitude = _home_pos.alt + _parameters.land_alt; - _mission_item.yaw = NAN; - _mission_item.loiter_radius = _parameters.loiter_radius; - _mission_item.loiter_direction = 1; - _mission_item.nav_cmd = NAV_CMD_WAYPOINT; - _mission_item.acceptance_radius = _parameters.acceptance_radius; - _mission_item.time_inside = _parameters.rtl_land_delay < 0.0f ? 0.0f : _parameters.rtl_land_delay; - _mission_item.pitch_min = 0.0f; - _mission_item.autocontinue = _parameters.rtl_land_delay > -0.001f; - _mission_item.origin = ORIGIN_ONBOARD; - - position_setpoint_from_mission_item(&_pos_sp_triplet.current, &_mission_item); - - _pos_sp_triplet.next.valid = false; - - mavlink_log_info(_mavlink_fd, "#audio: RTL: descend to %.1fm above home", (double)(_mission_item.altitude - _home_pos.alt)); - break; - } - - default: { - mavlink_log_critical(_mavlink_fd, "#audio: [navigator] error: unknown RTL state: %d", _rtl_state); - start_loiter(); - break; - } - } - - _pos_sp_triplet_updated = true; -} - -void -Navigator::request_loiter_or_ready() -{ - /* XXX workaround: no landing detector for fixedwing yet */ - if (_vstatus.condition_landed && _vstatus.is_rotary_wing) { - dispatch(EVENT_READY_REQUESTED); - - } else { - dispatch(EVENT_LOITER_REQUESTED); - } -} - -void -Navigator::request_mission_if_available() -{ - if (_mission.current_mission_available()) { - dispatch(EVENT_MISSION_REQUESTED); - - } else { - request_loiter_or_ready(); - } -} - -void -Navigator::position_setpoint_from_mission_item(position_setpoint_s *sp, mission_item_s *item) -{ - sp->valid = true; - - if (item->nav_cmd == NAV_CMD_RETURN_TO_LAUNCH) { - /* set home position for RTL item */ - sp->lat = _home_pos.lat; - sp->lon = _home_pos.lon; - sp->alt = _home_pos.alt + _parameters.rtl_alt; - - if (_pos_sp_triplet.previous.valid) { - /* if previous setpoint is valid then use it to calculate heading to home */ - sp->yaw = get_bearing_to_next_waypoint(_pos_sp_triplet.previous.lat, _pos_sp_triplet.previous.lon, sp->lat, sp->lon); - - } else { - /* else use current position */ - sp->yaw = get_bearing_to_next_waypoint(_global_pos.lat, _global_pos.lon, sp->lat, sp->lon); - } - sp->loiter_radius = _parameters.loiter_radius; - sp->loiter_direction = 1; - sp->pitch_min = 0.0f; - - } else { - sp->lat = item->lat; - sp->lon = item->lon; - sp->alt = item->altitude_is_relative ? item->altitude + _home_pos.alt : item->altitude; - sp->yaw = item->yaw; - sp->loiter_radius = item->loiter_radius; - sp->loiter_direction = item->loiter_direction; - sp->pitch_min = item->pitch_min; - } - - if (item->nav_cmd == NAV_CMD_TAKEOFF) { - sp->type = SETPOINT_TYPE_TAKEOFF; - - } else if (item->nav_cmd == NAV_CMD_LAND) { - sp->type = SETPOINT_TYPE_LAND; - - } else if (item->nav_cmd == NAV_CMD_LOITER_TIME_LIMIT || - item->nav_cmd == NAV_CMD_LOITER_TURN_COUNT || - item->nav_cmd == NAV_CMD_LOITER_UNLIMITED) { - sp->type = SETPOINT_TYPE_LOITER; - - } else { - sp->type = SETPOINT_TYPE_NORMAL; - } -} - -bool -Navigator::check_mission_item_reached() -{ - /* only check if there is actually a mission item to check */ - if (!_mission_item_valid) { - return false; - } - - if (_mission_item.nav_cmd == NAV_CMD_LAND) { - return _vstatus.condition_landed; - } - - /* XXX TODO count turns */ - if ((_mission_item.nav_cmd == NAV_CMD_LOITER_TURN_COUNT || - _mission_item.nav_cmd == NAV_CMD_LOITER_TIME_LIMIT || - _mission_item.nav_cmd == NAV_CMD_LOITER_UNLIMITED) && - _mission_item.loiter_radius > 0.01f) { - - return false; - } - - uint64_t now = hrt_absolute_time(); - - if (!_waypoint_position_reached) { - float acceptance_radius; - - if (_mission_item.nav_cmd == NAV_CMD_WAYPOINT && _mission_item.acceptance_radius > 0.01f) { - acceptance_radius = _mission_item.acceptance_radius; - - } else { - acceptance_radius = _parameters.acceptance_radius; - } - - float dist = -1.0f; - float dist_xy = -1.0f; - float dist_z = -1.0f; - - /* calculate AMSL altitude for this waypoint */ - float wp_alt_amsl = _mission_item.altitude; - - if (_mission_item.altitude_is_relative) - wp_alt_amsl += _home_pos.alt; - - dist = get_distance_to_point_global_wgs84(_mission_item.lat, _mission_item.lon, wp_alt_amsl, - (double)_global_pos.lat, (double)_global_pos.lon, _global_pos.alt, - &dist_xy, &dist_z); - - if (_do_takeoff) { - if (_global_pos.alt > wp_alt_amsl - acceptance_radius) { - /* require only altitude for takeoff */ - _waypoint_position_reached = true; - } - - } else { - if (dist >= 0.0f && dist <= acceptance_radius) { - _waypoint_position_reached = true; - } - } - } - - if (_waypoint_position_reached && !_waypoint_yaw_reached) { - if (_vstatus.is_rotary_wing && !_do_takeoff && isfinite(_mission_item.yaw)) { - /* check yaw if defined only for rotary wing except takeoff */ - float yaw_err = _wrap_pi(_mission_item.yaw - _global_pos.yaw); - - if (fabsf(yaw_err) < 0.2f) { /* XXX get rid of magic number */ - _waypoint_yaw_reached = true; - } - - } else { - _waypoint_yaw_reached = true; - } - } - - /* check if the current waypoint was reached */ - if (_waypoint_position_reached && _waypoint_yaw_reached) { - if (_time_first_inside_orbit == 0) { - _time_first_inside_orbit = now; - - if (_mission_item.time_inside > 0.01f) { - mavlink_log_info(_mavlink_fd, "#audio: waypoint reached, wait for %.1fs", (double)_mission_item.time_inside); - } - } - - /* check if the MAV was long enough inside the waypoint orbit */ - if ((now - _time_first_inside_orbit >= (uint64_t)_mission_item.time_inside * 1e6) - || _mission_item.nav_cmd == NAV_CMD_TAKEOFF) { - reset_reached(); - return true; - } - } - - return false; - -} - -void -Navigator::reset_reached() -{ - _time_first_inside_orbit = 0; - _waypoint_position_reached = false; - _waypoint_yaw_reached = false; - -} - -void -Navigator::on_mission_item_reached() -{ - if (myState == NAV_STATE_MISSION) { - - _mission.report_mission_item_reached(); - - if (_do_takeoff) { - /* takeoff completed */ - _do_takeoff = false; - mavlink_log_info(_mavlink_fd, "#audio: takeoff completed"); - - } else { - /* advance by one mission item */ - _mission.move_to_next(); - } - - if (_mission.current_mission_available()) { - set_mission_item(); - - } else { - /* if no more mission items available then finish mission */ - /* loiter at last waypoint */ - _reset_loiter_pos = false; - mavlink_log_info(_mavlink_fd, "[navigator] mission completed"); - request_loiter_or_ready(); - } - - } else if (myState == NAV_STATE_RTL) { - /* RTL completed */ - if (_rtl_state == RTL_STATE_DESCEND) { - /* hovering above home position, land if needed or loiter */ - mavlink_log_info(_mavlink_fd, "[navigator] RTL completed"); - - if (_mission_item.autocontinue) { - dispatch(EVENT_LAND_REQUESTED); - - } else { - _reset_loiter_pos = false; - dispatch(EVENT_LOITER_REQUESTED); - } - - } else { - /* next RTL step */ - _rtl_state = (RTLState)(_rtl_state + 1); - set_rtl_item(); - } - - } else if (myState == NAV_STATE_LAND) { - /* landing completed */ - mavlink_log_info(_mavlink_fd, "[navigator] landing completed"); - dispatch(EVENT_READY_REQUESTED); - } - _mission.publish_mission_result(); } void Navigator::publish_position_setpoint_triplet() { /* update navigation state */ - _pos_sp_triplet.nav_state = static_cast<nav_state_t>(myState); + _pos_sp_triplet.nav_state = _vstatus.nav_state; /* lazily publish the position setpoint triplet only once available */ if (_pos_sp_triplet_pub > 0) { - /* publish the position setpoint triplet */ orb_publish(ORB_ID(position_setpoint_triplet), _pos_sp_triplet_pub, &_pos_sp_triplet); } else { - /* advertise and publish */ _pos_sp_triplet_pub = orb_advertise(ORB_ID(position_setpoint_triplet), &_pos_sp_triplet); } } diff --git a/src/modules/navigator/navigator_mission.cpp b/src/modules/navigator/navigator_mission.cpp deleted file mode 100644 index 72dddebfe..000000000 --- a/src/modules/navigator/navigator_mission.cpp +++ /dev/null @@ -1,318 +0,0 @@ -/**************************************************************************** - * - * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: @author Julian Oes <joes@student.ethz.ch> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ -/** - * @file navigator_mission.cpp - * Helper class to access missions - */ - -#include <string.h> -#include <stdlib.h> -#include <dataman/dataman.h> -#include <systemlib/err.h> -#include <uORB/uORB.h> -#include <uORB/topics/mission_result.h> -#include "navigator_mission.h" - -/* oddly, ERROR is not defined for c++ */ -#ifdef ERROR -# undef ERROR -#endif -static const int ERROR = -1; - - -Mission::Mission() : - - _offboard_dataman_id(-1), - _current_offboard_mission_index(0), - _current_onboard_mission_index(0), - _offboard_mission_item_count(0), - _onboard_mission_item_count(0), - _onboard_mission_allowed(false), - _current_mission_type(MISSION_TYPE_NONE), - _mission_result_pub(-1) -{ - memset(&_mission_result, 0, sizeof(struct mission_result_s)); -} - -Mission::~Mission() -{ - -} - -void -Mission::set_offboard_dataman_id(int new_id) -{ - _offboard_dataman_id = new_id; -} - -void -Mission::set_current_offboard_mission_index(int new_index) -{ - if (new_index != -1) { - warnx("specifically set to %d", new_index); - _current_offboard_mission_index = (unsigned)new_index; - } else { - - /* if less WPs available, reset to first WP */ - if (_current_offboard_mission_index >= _offboard_mission_item_count) { - _current_offboard_mission_index = 0; - } - } - report_current_offboard_mission_item(); -} - -void -Mission::set_current_onboard_mission_index(int new_index) -{ - if (new_index != -1) { - _current_onboard_mission_index = (unsigned)new_index; - } else { - - /* if less WPs available, reset to first WP */ - if (_current_onboard_mission_index >= _onboard_mission_item_count) { - _current_onboard_mission_index = 0; - } - } - // TODO: implement this for onboard missions as well - // report_current_mission_item(); -} - -void -Mission::set_offboard_mission_count(unsigned new_count) -{ - _offboard_mission_item_count = new_count; -} - -void -Mission::set_onboard_mission_count(unsigned new_count) -{ - _onboard_mission_item_count = new_count; -} - -void -Mission::set_onboard_mission_allowed(bool allowed) -{ - _onboard_mission_allowed = allowed; -} - -bool -Mission::current_mission_available() -{ - return (current_onboard_mission_available() || current_offboard_mission_available()); - -} - -bool -Mission::next_mission_available() -{ - return (next_onboard_mission_available() || next_offboard_mission_available()); -} - -int -Mission::get_current_mission_item(struct mission_item_s *new_mission_item, bool *onboard, unsigned *index) -{ - /* try onboard mission first */ - if (current_onboard_mission_available()) { - - const ssize_t len = sizeof(struct mission_item_s); - - if (dm_read(DM_KEY_WAYPOINTS_ONBOARD, _current_onboard_mission_index, new_mission_item, len) != len) { - /* not supposed to happen unless the datamanager can't access the SD card, etc. */ - return ERROR; - } - - _current_mission_type = MISSION_TYPE_ONBOARD; - *onboard = true; - *index = _current_onboard_mission_index; - - /* otherwise fallback to offboard */ - - } else if (current_offboard_mission_available()) { - - dm_item_t dm_current; - - if (_offboard_dataman_id == 0) { - dm_current = DM_KEY_WAYPOINTS_OFFBOARD_0; - - } else { - dm_current = DM_KEY_WAYPOINTS_OFFBOARD_1; - } - - const ssize_t len = sizeof(struct mission_item_s); - - if (dm_read(dm_current, _current_offboard_mission_index, new_mission_item, len) != len) { - /* not supposed to happen unless the datamanager can't access the SD card, etc. */ - _current_mission_type = MISSION_TYPE_NONE; - return ERROR; - } - - _current_mission_type = MISSION_TYPE_OFFBOARD; - *onboard = false; - *index = _current_offboard_mission_index; - - } else { - /* happens when no more mission items can be added as a next item */ - _current_mission_type = MISSION_TYPE_NONE; - return ERROR; - } - - return OK; -} - -int -Mission::get_next_mission_item(struct mission_item_s *new_mission_item) -{ - /* try onboard mission first */ - if (next_onboard_mission_available()) { - - const ssize_t len = sizeof(struct mission_item_s); - - if (dm_read(DM_KEY_WAYPOINTS_ONBOARD, _current_onboard_mission_index + 1, new_mission_item, len) != len) { - /* not supposed to happen unless the datamanager can't access the SD card, etc. */ - return ERROR; - } - - /* otherwise fallback to offboard */ - - } else if (next_offboard_mission_available()) { - - dm_item_t dm_current; - - if (_offboard_dataman_id == 0) { - dm_current = DM_KEY_WAYPOINTS_OFFBOARD_0; - - } else { - dm_current = DM_KEY_WAYPOINTS_OFFBOARD_1; - } - - const ssize_t len = sizeof(struct mission_item_s); - - if (dm_read(dm_current, _current_offboard_mission_index + 1, new_mission_item, len) != len) { - /* not supposed to happen unless the datamanager can't access the SD card, etc. */ - return ERROR; - } - - } else { - /* happens when no more mission items can be added as a next item */ - return ERROR; - } - - return OK; -} - - -bool -Mission::current_onboard_mission_available() -{ - return _onboard_mission_item_count > _current_onboard_mission_index && _onboard_mission_allowed; -} - -bool -Mission::current_offboard_mission_available() -{ - return _offboard_mission_item_count > _current_offboard_mission_index; -} - -bool -Mission::next_onboard_mission_available() -{ - unsigned next = 0; - - if (_current_mission_type != MISSION_TYPE_ONBOARD) { - next = 1; - } - - return _onboard_mission_item_count > (_current_onboard_mission_index + next) && _onboard_mission_allowed; -} - -bool -Mission::next_offboard_mission_available() -{ - unsigned next = 0; - - if (_current_mission_type != MISSION_TYPE_OFFBOARD) { - next = 1; - } - - return _offboard_mission_item_count > (_current_offboard_mission_index + next); -} - -void -Mission::move_to_next() -{ - switch (_current_mission_type) { - case MISSION_TYPE_ONBOARD: - _current_onboard_mission_index++; - break; - - case MISSION_TYPE_OFFBOARD: - _current_offboard_mission_index++; - break; - - case MISSION_TYPE_NONE: - default: - break; - } -} - -void -Mission::report_mission_item_reached() -{ - if (_current_mission_type == MISSION_TYPE_OFFBOARD) { - _mission_result.mission_reached = true; - _mission_result.mission_index_reached = _current_offboard_mission_index; - } -} - -void -Mission::report_current_offboard_mission_item() -{ - _mission_result.index_current_mission = _current_offboard_mission_index; -} - -void -Mission::publish_mission_result() -{ - /* lazily publish the mission result only once available */ - if (_mission_result_pub > 0) { - /* publish mission result */ - orb_publish(ORB_ID(mission_result), _mission_result_pub, &_mission_result); - - } else { - /* advertise and publish */ - _mission_result_pub = orb_advertise(ORB_ID(mission_result), &_mission_result); - } - /* reset reached bool */ - _mission_result.mission_reached = false; -} diff --git a/src/modules/navigator/navigator_mission.h b/src/modules/navigator/navigator_mission.h deleted file mode 100644 index 2bd4da82e..000000000 --- a/src/modules/navigator/navigator_mission.h +++ /dev/null @@ -1,104 +0,0 @@ -/**************************************************************************** - * - * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: @author Julian Oes <joes@student.ethz.ch> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ -/** - * @file navigator_mission.h - * Helper class to access missions - */ - -#ifndef NAVIGATOR_MISSION_H -#define NAVIGATOR_MISSION_H - -#include <uORB/topics/mission.h> -#include <uORB/topics/mission_result.h> - - -class __EXPORT Mission -{ -public: - /** - * Constructor - */ - Mission(); - - /** - * Destructor, also kills the sensors task. - */ - ~Mission(); - - void set_offboard_dataman_id(int new_id); - void set_current_offboard_mission_index(int new_index); - void set_current_onboard_mission_index(int new_index); - void set_offboard_mission_count(unsigned new_count); - void set_onboard_mission_count(unsigned new_count); - - void set_onboard_mission_allowed(bool allowed); - - bool current_mission_available(); - bool next_mission_available(); - - int get_current_mission_item(struct mission_item_s *mission_item, bool *onboard, unsigned *index); - int get_next_mission_item(struct mission_item_s *mission_item); - - void move_to_next(); - - void report_mission_item_reached(); - void report_current_offboard_mission_item(); - void publish_mission_result(); - -private: - bool current_onboard_mission_available(); - bool current_offboard_mission_available(); - bool next_onboard_mission_available(); - bool next_offboard_mission_available(); - - int _offboard_dataman_id; - unsigned _current_offboard_mission_index; - unsigned _current_onboard_mission_index; - unsigned _offboard_mission_item_count; /** number of offboard mission items available */ - unsigned _onboard_mission_item_count; /** number of onboard mission items available */ - - bool _onboard_mission_allowed; - - enum { - MISSION_TYPE_NONE, - MISSION_TYPE_ONBOARD, - MISSION_TYPE_OFFBOARD, - } _current_mission_type; - - int _mission_result_pub; - - struct mission_result_s _mission_result; -}; - -#endif diff --git a/src/modules/mavlink/mavlink_commands.cpp b/src/modules/navigator/navigator_mode.cpp index 1c1e097a4..f43215665 100644 --- a/src/modules/mavlink/mavlink_commands.cpp +++ b/src/modules/navigator/navigator_mode.cpp @@ -30,44 +30,66 @@ * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ - /** - * @file mavlink_commands.cpp - * Mavlink commands stream implementation. + * @file navigator_mode.cpp + * + * Base class for different modes in navigator * + * @author Julian Oes <julian@oes.ch> * @author Anton Babushkin <anton.babushkin@me.com> */ -#include "mavlink_commands.h" +#include "navigator_mode.h" +#include "navigator.h" -MavlinkCommandsStream::MavlinkCommandsStream(Mavlink *mavlink, mavlink_channel_t channel) : _channel(channel) +NavigatorMode::NavigatorMode(Navigator *navigator, const char *name) : + SuperBlock(NULL, name), + _navigator(navigator), + _first_run(true) { - _cmd_sub = mavlink->add_orb_subscription(ORB_ID(vehicle_command)); - _cmd = (struct vehicle_command_s *)_cmd_sub->get_data(); + /* load initial params */ + updateParams(); + /* set initial mission items */ + on_inactive(); } -MavlinkCommandsStream::~MavlinkCommandsStream() +NavigatorMode::~NavigatorMode() { } void -MavlinkCommandsStream::update(const hrt_abstime t) -{ - if (_cmd_sub->update(t)) { - /* only send commands for other systems/components */ - if (_cmd->target_system != mavlink_system.sysid || _cmd->target_component != mavlink_system.compid) { - mavlink_msg_command_long_send(_channel, - _cmd->target_system, - _cmd->target_component, - _cmd->command, - _cmd->confirmation, - _cmd->param1, - _cmd->param2, - _cmd->param3, - _cmd->param4, - _cmd->param5, - _cmd->param6, - _cmd->param7); +NavigatorMode::run(bool active) { + if (active) { + if (_first_run) { + /* first run */ + _first_run = false; + on_activation(); + + } else { + /* periodic updates when active */ + on_active(); } + + } else { + /* periodic updates when inactive */ + _first_run = true; + on_inactive(); } } + +void +NavigatorMode::on_inactive() +{ +} + +void +NavigatorMode::on_activation() +{ + /* invalidate position setpoint by default */ + _navigator->get_position_setpoint_triplet()->current.valid = false; +} + +void +NavigatorMode::on_active() +{ +} diff --git a/src/modules/navigator/navigator_mode.h b/src/modules/navigator/navigator_mode.h new file mode 100644 index 000000000..de5545dcb --- /dev/null +++ b/src/modules/navigator/navigator_mode.h @@ -0,0 +1,99 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ +/** + * @file navigator_mode.h + * + * Base class for different modes in navigator + * + * @author Julian Oes <julian@oes.ch> + * @author Anton Babushkin <anton.babushkin@me.com> + */ + +#ifndef NAVIGATOR_MODE_H +#define NAVIGATOR_MODE_H + +#include <drivers/drv_hrt.h> + +#include <controllib/blocks.hpp> +#include <controllib/block/BlockParam.hpp> + +#include <dataman/dataman.h> + +#include <uORB/topics/position_setpoint_triplet.h> + +class Navigator; + +class NavigatorMode : public control::SuperBlock +{ +public: + /** + * Constructor + */ + NavigatorMode(Navigator *navigator, const char *name); + + /** + * Destructor + */ + virtual ~NavigatorMode(); + + void run(bool active); + + /** + * This function is called while the mode is inactive + */ + virtual void on_inactive(); + + /** + * This function is called one time when mode become active, poos_sp_triplet must be initialized here + */ + virtual void on_activation(); + + /** + * This function is called while the mode is active + */ + virtual void on_active(); + +protected: + Navigator *_navigator; + +private: + bool _first_run; + + /* this class has ptr data members, so it should not be copied, + * consequently the copy constructors are private. + */ + NavigatorMode(const NavigatorMode&); + NavigatorMode operator=(const NavigatorMode&); +}; + +#endif diff --git a/src/modules/navigator/navigator_params.c b/src/modules/navigator/navigator_params.c index 9ef359c6d..084afe340 100644 --- a/src/modules/navigator/navigator_params.c +++ b/src/modules/navigator/navigator_params.c @@ -1,9 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: @author Lorenz Meier <lm@inf.ethz.ch> - * @author Julian Oes <joes@student.ethz.ch> - * @author Anton Babushkin <anton.babushkin@me.com> + * Copyright (c) 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -20,7 +17,7 @@ * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, @@ -37,104 +34,33 @@ /** * @file navigator_params.c * - * Parameters defined by the navigator task. + * Parameters for navigator in general * - * @author Lorenz Meier <lm@inf.ethz.ch> - * @author Julian Oes <joes@student.ethz.ch> - * @author Anton Babushkin <anton.babushkin@me.com> + * @author Julian Oes <julian@oes.ch> */ #include <nuttx/config.h> #include <systemlib/param/param.h> -/* - * Navigator parameters, accessible via MAVLink - */ - -/** - * Minimum altitude (fixed wing only) - * - * Minimum altitude above home for LOITER. - * - * @unit meters - * @group Navigation - */ -PARAM_DEFINE_FLOAT(NAV_MIN_ALT, 50.0f); - -/** - * Waypoint acceptance radius - * - * Default value of acceptance radius (if not specified in mission item). - * - * @unit meters - * @min 0.0 - * @group Navigation - */ -PARAM_DEFINE_FLOAT(NAV_ACCEPT_RAD, 10.0f); - /** - * Loiter radius (fixed wing only) + * Loiter radius (FW only) * - * Default value of loiter radius (if not specified in mission item). + * Default value of loiter radius for missions, loiter, RTL, etc. (fixedwing only). * * @unit meters * @min 0.0 - * @group Navigation + * @group Mission */ PARAM_DEFINE_FLOAT(NAV_LOITER_RAD, 50.0f); /** - * Enable onboard mission - * - * @group Navigation - */ -PARAM_DEFINE_INT32(NAV_ONB_MIS_EN, 0); - -/** - * Take-off altitude - * - * Even if first waypoint has altitude less then NAV_TAKEOFF_ALT above home position, system will climb to NAV_TAKEOFF_ALT on takeoff, then go to waypoint. - * - * @unit meters - * @group Navigation - */ -PARAM_DEFINE_FLOAT(NAV_TAKEOFF_ALT, 10.0f); - -/** - * Landing altitude - * - * Stay at this altitude above home position after RTL descending. Land (i.e. slowly descend) from this altitude if autolanding allowed. - * - * @unit meters - * @group Navigation - */ -PARAM_DEFINE_FLOAT(NAV_LAND_ALT, 5.0f); - -/** - * Return-To-Launch altitude + * Acceptance Radius * - * Minimum altitude above home position for going home in RTL mode. + * Default acceptance radius, overridden by acceptance radius of waypoint if set. * * @unit meters - * @group Navigation - */ -PARAM_DEFINE_FLOAT(NAV_RTL_ALT, 30.0f); - -/** - * Return-To-Launch delay - * - * Delay after descend before landing in RTL mode. - * If set to -1 the system will not land but loiter at NAV_LAND_ALT. - * - * @unit seconds - * @group Navigation - */ -PARAM_DEFINE_FLOAT(NAV_RTL_LAND_T, -1.0f); - -/** - * Enable parachute deployment - * - * @group Navigation + * @min 1.0 + * @group Mission */ -PARAM_DEFINE_INT32(NAV_PARACHUTE_EN, 0); +PARAM_DEFINE_FLOAT(NAV_ACC_RAD, 25.0f); diff --git a/src/modules/navigator/navigator_state.h b/src/modules/navigator/navigator_state.h deleted file mode 100644 index 6a1475c9b..000000000 --- a/src/modules/navigator/navigator_state.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * navigator_state.h - * - * Created on: 27.01.2014 - * Author: ton - */ - -#ifndef NAVIGATOR_STATE_H_ -#define NAVIGATOR_STATE_H_ - -typedef enum { - NAV_STATE_NONE = 0, - NAV_STATE_READY, - NAV_STATE_LOITER, - NAV_STATE_MISSION, - NAV_STATE_RTL, - NAV_STATE_LAND, - NAV_STATE_MAX -} nav_state_t; - -#endif /* NAVIGATOR_STATE_H_ */ diff --git a/src/modules/navigator/offboard.cpp b/src/modules/navigator/offboard.cpp new file mode 100644 index 000000000..dcb5c6000 --- /dev/null +++ b/src/modules/navigator/offboard.cpp @@ -0,0 +1,129 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ +/** + * @file offboard.cpp + * + * Helper class for offboard commands + * + * @author Julian Oes <julian@oes.ch> + */ + +#include <string.h> +#include <stdlib.h> +#include <stdbool.h> +#include <math.h> +#include <fcntl.h> + +#include <mavlink/mavlink_log.h> +#include <systemlib/err.h> + +#include <uORB/uORB.h> +#include <uORB/topics/position_setpoint_triplet.h> + +#include "navigator.h" +#include "offboard.h" + +Offboard::Offboard(Navigator *navigator, const char *name) : + NavigatorMode(navigator, name), + _offboard_control_sp({0}) +{ + /* load initial params */ + updateParams(); + /* initial reset */ + on_inactive(); +} + +Offboard::~Offboard() +{ +} + +void +Offboard::on_inactive() +{ +} + +void +Offboard::on_activation() +{ +} + +void +Offboard::on_active() +{ + struct position_setpoint_triplet_s *pos_sp_triplet = _navigator->get_position_setpoint_triplet(); + + bool updated; + orb_check(_navigator->get_offboard_control_sp_sub(), &updated); + if (updated) { + update_offboard_control_setpoint(); + } + + /* copy offboard setpoints to the corresponding topics */ + if (_navigator->get_control_mode()->flag_control_position_enabled + && _offboard_control_sp.mode == OFFBOARD_CONTROL_MODE_DIRECT_POSITION) { + /* position control */ + pos_sp_triplet->current.x = _offboard_control_sp.p1; + pos_sp_triplet->current.y = _offboard_control_sp.p2; + pos_sp_triplet->current.yaw = _offboard_control_sp.p3; + pos_sp_triplet->current.z = -_offboard_control_sp.p4; + + pos_sp_triplet->current.type = SETPOINT_TYPE_OFFBOARD; + pos_sp_triplet->current.valid = true; + pos_sp_triplet->current.position_valid = true; + + _navigator->set_position_setpoint_triplet_updated(); + + } else if (_navigator->get_control_mode()->flag_control_velocity_enabled + && _offboard_control_sp.mode == OFFBOARD_CONTROL_MODE_DIRECT_VELOCITY) { + /* velocity control */ + pos_sp_triplet->current.vx = _offboard_control_sp.p2; + pos_sp_triplet->current.vy = _offboard_control_sp.p1; + pos_sp_triplet->current.yawspeed = _offboard_control_sp.p3; + pos_sp_triplet->current.vz = _offboard_control_sp.p4; + + pos_sp_triplet->current.type = SETPOINT_TYPE_OFFBOARD; + pos_sp_triplet->current.valid = true; + pos_sp_triplet->current.velocity_valid = true; + + _navigator->set_position_setpoint_triplet_updated(); + } + +} + + +void +Offboard::update_offboard_control_setpoint() +{ + orb_copy(ORB_ID(offboard_control_setpoint), _navigator->get_offboard_control_sp_sub(), &_offboard_control_sp); + +} diff --git a/src/modules/fixedwing_att_control/fixedwing_att_control_rate.h b/src/modules/navigator/offboard.h index 500e3e197..66b923bdb 100644 --- a/src/modules/fixedwing_att_control/fixedwing_att_control_rate.h +++ b/src/modules/navigator/offboard.h @@ -1,8 +1,6 @@ -/**************************************************************************** - * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: @author Thomas Gubler <thomasgubler@student.ethz.ch> +/*************************************************************************** * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -32,17 +30,43 @@ * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ +/** + * @file offboard.h + * + * Helper class for offboard commands + * + * @author Julian Oes <julian@oes.ch> + */ + +#ifndef NAVIGATOR_OFFBOARD_H +#define NAVIGATOR_OFFBOARD_H + +#include <controllib/blocks.hpp> +#include <controllib/block/BlockParam.hpp> + +#include <uORB/uORB.h> +#include <uORB/topics/offboard_control_setpoint.h> + +#include "navigator_mode.h" + +class Navigator; + +class Offboard : public NavigatorMode +{ +public: + Offboard(Navigator *navigator, const char *name); + + ~Offboard(); -/* @file Fixed Wing Attitude Rate Control */ + virtual void on_inactive(); -#ifndef FIXEDWING_ATT_CONTROL_RATE_H_ -#define FIXEDWING_ATT_CONTROL_RATE_H_ + virtual void on_activation(); -#include <uORB/topics/vehicle_rates_setpoint.h> -#include <uORB/topics/actuator_controls.h> + virtual void on_active(); +private: + void update_offboard_control_setpoint(); -int fixedwing_att_control_rates(const struct vehicle_rates_setpoint_s *rate_sp, - const float rates[], - struct actuator_controls_s *actuators); + struct offboard_control_setpoint_s _offboard_control_sp; +}; -#endif /* FIXEDWING_ATT_CONTROL_RATE_H_ */ +#endif diff --git a/src/modules/navigator/rtl.cpp b/src/modules/navigator/rtl.cpp new file mode 100644 index 000000000..142a73409 --- /dev/null +++ b/src/modules/navigator/rtl.cpp @@ -0,0 +1,317 @@ +/**************************************************************************** + * + * Copyright (c) 2013-2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ +/** + * @file navigator_rtl.cpp + * Helper class to access RTL + * @author Julian Oes <julian@oes.ch> + * @author Anton Babushkin <anton.babushkin@me.com> + */ + +#include <string.h> +#include <stdlib.h> +#include <math.h> +#include <fcntl.h> + +#include <mavlink/mavlink_log.h> +#include <systemlib/err.h> +#include <geo/geo.h> + +#include <uORB/uORB.h> +#include <uORB/topics/mission.h> +#include <uORB/topics/home_position.h> + +#include "navigator.h" +#include "rtl.h" + +#define DELAY_SIGMA 0.01f + +RTL::RTL(Navigator *navigator, const char *name) : + MissionBlock(navigator, name), + _rtl_state(RTL_STATE_NONE), + _param_return_alt(this, "RETURN_ALT"), + _param_descend_alt(this, "DESCEND_ALT"), + _param_land_delay(this, "LAND_DELAY") +{ + /* load initial params */ + updateParams(); + /* initial reset */ + on_inactive(); +} + +RTL::~RTL() +{ +} + +void +RTL::on_inactive() +{ + /* reset RTL state only if setpoint moved */ + if (!_navigator->get_can_loiter_at_sp()) { + _rtl_state = RTL_STATE_NONE; + } +} + +void +RTL::on_activation() +{ + /* decide where to enter the RTL procedure when we switch into it */ + if (_rtl_state == RTL_STATE_NONE) { + /* for safety reasons don't go into RTL if landed */ + if (_navigator->get_vstatus()->condition_landed) { + _rtl_state = RTL_STATE_LANDED; + mavlink_log_info(_navigator->get_mavlink_fd(), "#audio: no RTL when landed"); + + /* if lower than return altitude, climb up first */ + } else if (_navigator->get_global_position()->alt < _navigator->get_home_position()->alt + + _param_return_alt.get()) { + _rtl_state = RTL_STATE_CLIMB; + + /* otherwise go straight to return */ + } else { + /* set altitude setpoint to current altitude */ + _rtl_state = RTL_STATE_RETURN; + _mission_item.altitude_is_relative = false; + _mission_item.altitude = _navigator->get_global_position()->alt; + } + } + + set_rtl_item(); +} + +void +RTL::on_active() +{ + if (_rtl_state != RTL_STATE_LANDED && is_mission_item_reached()) { + advance_rtl(); + set_rtl_item(); + } +} + +void +RTL::set_rtl_item() +{ + struct position_setpoint_triplet_s *pos_sp_triplet = _navigator->get_position_setpoint_triplet(); + + /* make sure we have the latest params */ + updateParams(); + + set_previous_pos_setpoint(); + _navigator->set_can_loiter_at_sp(false); + + switch (_rtl_state) { + case RTL_STATE_CLIMB: { + float climb_alt = _navigator->get_home_position()->alt + _param_return_alt.get(); + + _mission_item.lat = _navigator->get_global_position()->lat; + _mission_item.lon = _navigator->get_global_position()->lon; + _mission_item.altitude_is_relative = false; + _mission_item.altitude = climb_alt; + _mission_item.yaw = NAN; + _mission_item.loiter_radius = _navigator->get_loiter_radius(); + _mission_item.loiter_direction = 1; + _mission_item.nav_cmd = NAV_CMD_WAYPOINT; + _mission_item.acceptance_radius = _navigator->get_acceptance_radius(); + _mission_item.time_inside = 0.0f; + _mission_item.pitch_min = 0.0f; + _mission_item.autocontinue = true; + _mission_item.origin = ORIGIN_ONBOARD; + + mavlink_log_info(_navigator->get_mavlink_fd(), "#audio: RTL: climb to %d meters above home", + (int)(climb_alt - _navigator->get_home_position()->alt)); + break; + } + + case RTL_STATE_RETURN: { + _mission_item.lat = _navigator->get_home_position()->lat; + _mission_item.lon = _navigator->get_home_position()->lon; + // don't change altitude + + if (pos_sp_triplet->previous.valid) { + /* if previous setpoint is valid then use it to calculate heading to home */ + _mission_item.yaw = get_bearing_to_next_waypoint( + pos_sp_triplet->previous.lat, pos_sp_triplet->previous.lon, + _mission_item.lat, _mission_item.lon); + + } else { + /* else use current position */ + _mission_item.yaw = get_bearing_to_next_waypoint( + _navigator->get_global_position()->lat, _navigator->get_global_position()->lon, + _mission_item.lat, _mission_item.lon); + } + _mission_item.loiter_radius = _navigator->get_loiter_radius(); + _mission_item.loiter_direction = 1; + _mission_item.nav_cmd = NAV_CMD_WAYPOINT; + _mission_item.acceptance_radius = _navigator->get_acceptance_radius(); + _mission_item.time_inside = 0.0f; + _mission_item.pitch_min = 0.0f; + _mission_item.autocontinue = true; + _mission_item.origin = ORIGIN_ONBOARD; + + mavlink_log_info(_navigator->get_mavlink_fd(), "#audio: RTL: return at %d meters above home", + (int)(_mission_item.altitude - _navigator->get_home_position()->alt)); + break; + } + + case RTL_STATE_DESCEND: { + _mission_item.lat = _navigator->get_home_position()->lat; + _mission_item.lon = _navigator->get_home_position()->lon; + _mission_item.altitude_is_relative = false; + _mission_item.altitude = _navigator->get_home_position()->alt + _param_descend_alt.get(); + _mission_item.yaw = NAN; + _mission_item.loiter_radius = _navigator->get_loiter_radius(); + _mission_item.loiter_direction = 1; + _mission_item.nav_cmd = NAV_CMD_LOITER_TIME_LIMIT; + _mission_item.acceptance_radius = _navigator->get_acceptance_radius(); + _mission_item.time_inside = 0.0f; + _mission_item.pitch_min = 0.0f; + _mission_item.autocontinue = false; + _mission_item.origin = ORIGIN_ONBOARD; + + mavlink_log_info(_navigator->get_mavlink_fd(), "#audio: RTL: descend to %d meters above home", + (int)(_mission_item.altitude - _navigator->get_home_position()->alt)); + break; + } + + case RTL_STATE_LOITER: { + bool autoland = _param_land_delay.get() > -DELAY_SIGMA; + + _mission_item.lat = _navigator->get_home_position()->lat; + _mission_item.lon = _navigator->get_home_position()->lon; + _mission_item.altitude_is_relative = false; + _mission_item.altitude = _navigator->get_home_position()->alt + _param_descend_alt.get(); + _mission_item.yaw = NAN; + _mission_item.loiter_radius = _navigator->get_loiter_radius(); + _mission_item.loiter_direction = 1; + _mission_item.nav_cmd = autoland ? NAV_CMD_LOITER_TIME_LIMIT : NAV_CMD_LOITER_UNLIMITED; + _mission_item.acceptance_radius = _navigator->get_acceptance_radius(); + _mission_item.time_inside = _param_land_delay.get() < 0.0f ? 0.0f : _param_land_delay.get(); + _mission_item.pitch_min = 0.0f; + _mission_item.autocontinue = autoland; + _mission_item.origin = ORIGIN_ONBOARD; + + _navigator->set_can_loiter_at_sp(true); + + if (autoland) { + mavlink_log_info(_navigator->get_mavlink_fd(), "#audio: RTL: loiter %.1fs", (double)_mission_item.time_inside); + + } else { + mavlink_log_info(_navigator->get_mavlink_fd(), "#audio: RTL: completed, loiter"); + } + break; + } + + case RTL_STATE_LAND: { + _mission_item.lat = _navigator->get_home_position()->lat; + _mission_item.lon = _navigator->get_home_position()->lon; + _mission_item.altitude_is_relative = false; + _mission_item.altitude = _navigator->get_home_position()->alt; + _mission_item.yaw = NAN; + _mission_item.loiter_radius = _navigator->get_loiter_radius(); + _mission_item.loiter_direction = 1; + _mission_item.nav_cmd = NAV_CMD_LAND; + _mission_item.acceptance_radius = _navigator->get_acceptance_radius(); + _mission_item.time_inside = 0.0f; + _mission_item.pitch_min = 0.0f; + _mission_item.autocontinue = true; + _mission_item.origin = ORIGIN_ONBOARD; + + mavlink_log_info(_navigator->get_mavlink_fd(), "#audio: RTL: land at home"); + break; + } + + case RTL_STATE_LANDED: { + _mission_item.lat = _navigator->get_home_position()->lat; + _mission_item.lon = _navigator->get_home_position()->lon; + _mission_item.altitude_is_relative = false; + _mission_item.altitude = _navigator->get_home_position()->alt; + _mission_item.yaw = NAN; + _mission_item.loiter_radius = _navigator->get_loiter_radius(); + _mission_item.loiter_direction = 1; + _mission_item.nav_cmd = NAV_CMD_IDLE; + _mission_item.acceptance_radius = _navigator->get_acceptance_radius(); + _mission_item.time_inside = 0.0f; + _mission_item.pitch_min = 0.0f; + _mission_item.autocontinue = true; + _mission_item.origin = ORIGIN_ONBOARD; + + mavlink_log_info(_navigator->get_mavlink_fd(), "#audio: RTL: completed, landed"); + break; + } + + default: + break; + } + + reset_mission_item_reached(); + + /* convert mission item to current position setpoint and make it valid */ + mission_item_to_position_setpoint(&_mission_item, &pos_sp_triplet->current); + pos_sp_triplet->next.valid = false; + + _navigator->set_position_setpoint_triplet_updated(); +} + +void +RTL::advance_rtl() +{ + switch (_rtl_state) { + case RTL_STATE_CLIMB: + _rtl_state = RTL_STATE_RETURN; + break; + + case RTL_STATE_RETURN: + _rtl_state = RTL_STATE_DESCEND; + break; + + case RTL_STATE_DESCEND: + /* only go to land if autoland is enabled */ + if (_param_land_delay.get() < -DELAY_SIGMA || _param_land_delay.get() > DELAY_SIGMA) { + _rtl_state = RTL_STATE_LOITER; + + } else { + _rtl_state = RTL_STATE_LAND; + } + break; + + case RTL_STATE_LOITER: + _rtl_state = RTL_STATE_LAND; + break; + + case RTL_STATE_LAND: + _rtl_state = RTL_STATE_LANDED; + break; + + default: + break; + } +} diff --git a/src/modules/navigator/rtl.h b/src/modules/navigator/rtl.h new file mode 100644 index 000000000..5928f1f07 --- /dev/null +++ b/src/modules/navigator/rtl.h @@ -0,0 +1,96 @@ +/*************************************************************************** + * + * Copyright (c) 2013-2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ +/** + * @file navigator_rtl.h + * Helper class for RTL + * + * @author Julian Oes <julian@oes.ch> + * @author Anton Babushkin <anton.babushkin@me.com> + */ + +#ifndef NAVIGATOR_RTL_H +#define NAVIGATOR_RTL_H + +#include <controllib/blocks.hpp> +#include <controllib/block/BlockParam.hpp> + +#include <uORB/topics/mission.h> +#include <uORB/topics/mission.h> +#include <uORB/topics/home_position.h> +#include <uORB/topics/vehicle_global_position.h> + +#include "navigator_mode.h" +#include "mission_block.h" + +class Navigator; + +class RTL : public MissionBlock +{ +public: + RTL(Navigator *navigator, const char *name); + + ~RTL(); + + virtual void on_inactive(); + + virtual void on_activation(); + + virtual void on_active(); + +private: + /** + * Set the RTL item + */ + void set_rtl_item(); + + /** + * Move to next RTL item + */ + void advance_rtl(); + + enum RTLState { + RTL_STATE_NONE = 0, + RTL_STATE_CLIMB, + RTL_STATE_RETURN, + RTL_STATE_DESCEND, + RTL_STATE_LOITER, + RTL_STATE_LAND, + RTL_STATE_LANDED, + } _rtl_state; + + control::BlockParamFloat _param_return_alt; + control::BlockParamFloat _param_descend_alt; + control::BlockParamFloat _param_land_delay; +}; + +#endif diff --git a/src/modules/navigator/rtl_params.c b/src/modules/navigator/rtl_params.c new file mode 100644 index 000000000..bfe6ce7e1 --- /dev/null +++ b/src/modules/navigator/rtl_params.c @@ -0,0 +1,98 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file rtl_params.c + * + * Parameters for RTL + * + * @author Julian Oes <julian@oes.ch> + */ + +#include <nuttx/config.h> + +#include <systemlib/param/param.h> + +/* + * RTL parameters, accessible via MAVLink + */ + +/** + * Loiter radius after RTL (FW only) + * + * Default value of loiter radius after RTL (fixedwing only). + * + * @unit meters + * @min 0.0 + * @group RTL + */ +PARAM_DEFINE_FLOAT(RTL_LOITER_RAD, 50.0f); + +/** + * RTL altitude + * + * Altitude to fly back in RTL in meters + * + * @unit meters + * @min 0 + * @max 1 + * @group RTL + */ +PARAM_DEFINE_FLOAT(RTL_RETURN_ALT, 100); + + +/** + * RTL loiter altitude + * + * Stay at this altitude above home position after RTL descending. + * Land (i.e. slowly descend) from this altitude if autolanding allowed. + * + * @unit meters + * @min 0 + * @max 100 + * @group RTL + */ +PARAM_DEFINE_FLOAT(RTL_DESCEND_ALT, 20); + +/** + * RTL delay + * + * Delay after descend before landing in RTL mode. + * If set to -1 the system will not land but loiter at NAV_LAND_ALT. + * + * @unit seconds + * @min -1 + * @max + * @group RTL + */ +PARAM_DEFINE_FLOAT(RTL_LAND_DELAY, -1.0f); diff --git a/src/modules/position_estimator/position_estimator_main.c b/src/modules/position_estimator/position_estimator_main.c deleted file mode 100644 index e84945299..000000000 --- a/src/modules/position_estimator/position_estimator_main.c +++ /dev/null @@ -1,423 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2008-2012 PX4 Development Team. All rights reserved. - * Author: Tobias Naegeli <naegelit@student.ethz.ch> - * Thomas Gubler <thomasgubler@student.ethz.ch> - * Julian Oes <joes@student.ethz.ch> - * Lorenz Meier <lm@inf.ethz.ch> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/** - * @file position_estimator_main.c - * Model-identification based position estimator for multirotors - */ - -#include <nuttx/config.h> -#include <unistd.h> -#include <stdlib.h> -#include <stdio.h> -#include <stdbool.h> -#include <fcntl.h> -#include <float.h> -#include <nuttx/sched.h> -#include <sys/prctl.h> -#include <termios.h> -#include <errno.h> -#include <limits.h> -#include <math.h> -#include <uORB/uORB.h> -#include <uORB/topics/vehicle_status.h> -#include <uORB/topics/vehicle_attitude.h> -#include <uORB/topics/vehicle_gps_position.h> -#include <uORB/topics/vehicle_global_position.h> -#include <uORB/topics/vehicle_local_position.h> -#include <poll.h> - -#define N_STATES 6 -#define ERROR_COVARIANCE_INIT 3 -#define R_EARTH 6371000.0 - -#define PROJECTION_INITIALIZE_COUNTER_LIMIT 5000 -#define REPROJECTION_COUNTER_LIMIT 125 - -__EXPORT int position_estimator_main(int argc, char *argv[]); - -static uint16_t position_estimator_counter_position_information; - -/* values for map projection */ -static double phi_1; -static double sin_phi_1; -static double cos_phi_1; -static double lambda_0; -static double scale; - -/** - * Initializes the map transformation. - * - * Initializes the transformation between the geographic coordinate system and the azimuthal equidistant plane - * @param lat in degrees (47.1234567°, not 471234567°) - * @param lon in degrees (8.1234567°, not 81234567°) - */ -static void map_projection_init(double lat_0, double lon_0) //lat_0, lon_0 are expected to be in correct format: -> 47.1234567 and not 471234567 -{ - /* notation and formulas according to: http://mathworld.wolfram.com/AzimuthalEquidistantProjection.html */ - phi_1 = lat_0 / 180.0 * M_PI; - lambda_0 = lon_0 / 180.0 * M_PI; - - sin_phi_1 = sin(phi_1); - cos_phi_1 = cos(phi_1); - - /* calculate local scale by using the relation of true distance and the distance on plane */ //TODO: this is a quick solution, there are probably easier ways to determine the scale - - /* 1) calculate true distance d on sphere to a point: http://www.movable-type.co.uk/scripts/latlong.html */ - const double r_earth = 6371000; - - double lat1 = phi_1; - double lon1 = lambda_0; - - double lat2 = phi_1 + 0.5 / 180 * M_PI; - double lon2 = lambda_0 + 0.5 / 180 * M_PI; - double sin_lat_2 = sin(lat2); - double cos_lat_2 = cos(lat2); - double d = acos(sin(lat1) * sin_lat_2 + cos(lat1) * cos_lat_2 * cos(lon2 - lon1)) * r_earth; - - /* 2) calculate distance rho on plane */ - double k_bar = 0; - double c = acos(sin_phi_1 * sin_lat_2 + cos_phi_1 * cos_lat_2 * cos(lon2 - lambda_0)); - - if (0 != c) - k_bar = c / sin(c); - - double x2 = k_bar * (cos_lat_2 * sin(lon2 - lambda_0)); //Projection of point 2 on plane - double y2 = k_bar * ((cos_phi_1 * sin_lat_2 - sin_phi_1 * cos_lat_2 * cos(lon2 - lambda_0))); - double rho = sqrt(pow(x2, 2) + pow(y2, 2)); - - scale = d / rho; - -} - -/** - * Transforms a point in the geographic coordinate system to the local azimuthal equidistant plane - * @param x north - * @param y east - * @param lat in degrees (47.1234567°, not 471234567°) - * @param lon in degrees (8.1234567°, not 81234567°) - */ -static void map_projection_project(double lat, double lon, float *x, float *y) -{ - /* notation and formulas accoring to: http://mathworld.wolfram.com/AzimuthalEquidistantProjection.html */ - double phi = lat / 180.0 * M_PI; - double lambda = lon / 180.0 * M_PI; - - double sin_phi = sin(phi); - double cos_phi = cos(phi); - - double k_bar = 0; - /* using small angle approximation (formula in comment is without aproximation) */ - double c = acos(sin_phi_1 * sin_phi + cos_phi_1 * cos_phi * (1 - pow((lambda - lambda_0), 2) / 2)); //double c = acos( sin_phi_1 * sin_phi + cos_phi_1 * cos_phi * cos(lambda - lambda_0) ); - - if (0 != c) - k_bar = c / sin(c); - - /* using small angle approximation (formula in comment is without aproximation) */ - *y = k_bar * (cos_phi * (lambda - lambda_0)) * scale;//*y = k_bar * (cos_phi * sin(lambda - lambda_0)) * scale; - *x = k_bar * ((cos_phi_1 * sin_phi - sin_phi_1 * cos_phi * (1 - pow((lambda - lambda_0), 2) / 2))) * scale; // *x = k_bar * ((cos_phi_1 * sin_phi - sin_phi_1 * cos_phi * cos(lambda - lambda_0))) * scale; - -// printf("%phi_1=%.10f, lambda_0 =%.10f\n", phi_1, lambda_0); -} - -/** - * Transforms a point in the local azimuthal equidistant plane to the geographic coordinate system - * - * @param x north - * @param y east - * @param lat in degrees (47.1234567°, not 471234567°) - * @param lon in degrees (8.1234567°, not 81234567°) - */ -static void map_projection_reproject(float x, float y, double *lat, double *lon) -{ - /* notation and formulas accoring to: http://mathworld.wolfram.com/AzimuthalEquidistantProjection.html */ - - double x_descaled = x / scale; - double y_descaled = y / scale; - - double c = sqrt(pow(x_descaled, 2) + pow(y_descaled, 2)); - double sin_c = sin(c); - double cos_c = cos(c); - - double lat_sphere = 0; - - if (c != 0) - lat_sphere = asin(cos_c * sin_phi_1 + (x_descaled * sin_c * cos_phi_1) / c); - else - lat_sphere = asin(cos_c * sin_phi_1); - -// printf("lat_sphere = %.10f\n",lat_sphere); - - double lon_sphere = 0; - - if (phi_1 == M_PI / 2) { - //using small angle approximation (formula in comment is without aproximation) - lon_sphere = (lambda_0 - y_descaled / x_descaled); //lon_sphere = (lambda_0 + atan2(-y_descaled, x_descaled)); - - } else if (phi_1 == -M_PI / 2) { - //using small angle approximation (formula in comment is without aproximation) - lon_sphere = (lambda_0 + y_descaled / x_descaled); //lon_sphere = (lambda_0 + atan2(y_descaled, x_descaled)); - - } else { - - lon_sphere = (lambda_0 + atan2(y_descaled * sin_c , c * cos_phi_1 * cos_c - x_descaled * sin_phi_1 * sin_c)); - //using small angle approximation -// double denominator = (c * cos_phi_1 * cos_c - x_descaled * sin_phi_1 * sin_c); -// if(denominator != 0) -// { -// lon_sphere = (lambda_0 + (y_descaled * sin_c) / denominator); -// } -// else -// { -// ... -// } - } - -// printf("lon_sphere = %.10f\n",lon_sphere); - - *lat = lat_sphere * 180.0 / M_PI; - *lon = lon_sphere * 180.0 / M_PI; - -} - -/**************************************************************************** - * main - ****************************************************************************/ - -int position_estimator_main(int argc, char *argv[]) -{ - - /* welcome user */ - printf("[multirotor position_estimator] started\n"); - - /* initialize values */ - static float u[2] = {0, 0}; - static float z[3] = {0, 0, 0}; - static float xapo[N_STATES] = {0, 0, 0, 0, 0, 0}; - static float Papo[N_STATES * N_STATES] = {ERROR_COVARIANCE_INIT, 0, 0, 0, 0, 0, - ERROR_COVARIANCE_INIT, 0, 0, 0, 0, 0, - ERROR_COVARIANCE_INIT, 0, 0, 0, 0, 0, - ERROR_COVARIANCE_INIT, 0, 0, 0, 0, 0, - ERROR_COVARIANCE_INIT, 0, 0, 0, 0, 0, - ERROR_COVARIANCE_INIT, 0, 0, 0, 0, 0 - }; - - static float xapo1[N_STATES]; - static float Papo1[36]; - - static float gps_covariance[3] = {0.0f, 0.0f, 0.0f}; - - static uint16_t counter = 0; - position_estimator_counter_position_information = 0; - - uint8_t predict_only = 1; - - bool gps_valid = false; - - bool new_initialization = true; - - static double lat_current = 0.0d;//[°]] --> 47.0 - static double lon_current = 0.0d; //[°]] -->8.5 - float alt_current = 0.0f; - - - //TODO: handle flight without gps but with estimator - - /* subscribe to vehicle status, attitude, gps */ - struct vehicle_gps_position_s gps; - gps.fix_type = 0; - struct vehicle_status_s vstatus; - struct vehicle_attitude_s att; - - int vehicle_gps_sub = orb_subscribe(ORB_ID(vehicle_gps_position)); - int vehicle_status_sub = orb_subscribe(ORB_ID(vehicle_status)); - - /* subscribe to attitude at 100 Hz */ - int vehicle_attitude_sub = orb_subscribe(ORB_ID(vehicle_attitude)); - - /* wait until gps signal turns valid, only then can we initialize the projection */ - while (gps.fix_type < 3) { - struct pollfd fds[1] = { {.fd = vehicle_gps_sub, .events = POLLIN} }; - - /* wait for GPS updates, BUT READ VEHICLE STATUS (!) - * this choice is critical, since the vehicle status might not - * actually change, if this app is started after GPS lock was - * aquired. - */ - if (poll(fds, 1, 5000)) { - /* Wait for the GPS update to propagate (we have some time) */ - usleep(5000); - /* Read wether the vehicle status changed */ - orb_copy(ORB_ID(vehicle_gps_position), vehicle_gps_sub, &gps); - gps_valid = (gps.fix_type > 2); - } - } - - /* get gps value for first initialization */ - orb_copy(ORB_ID(vehicle_gps_position), vehicle_gps_sub, &gps); - lat_current = ((double)(gps.lat)) * 1e-7; - lon_current = ((double)(gps.lon)) * 1e-7; - alt_current = gps.alt * 1e-3; - - /* initialize coordinates */ - map_projection_init(lat_current, lon_current); - - /* publish global position messages only after first GPS message */ - struct vehicle_local_position_s local_pos = { - .x = 0, - .y = 0, - .z = 0 - }; - orb_advert_t local_pos_pub = orb_advertise(ORB_ID(vehicle_local_position), &local_pos); - - printf("[multirotor position estimator] initialized projection with: lat: %.10f, lon:%.10f\n", lat_current, lon_current); - - while (1) { - - /*This runs at the rate of the sensors, if we have also a new gps update this is used in the position_estimator function */ - struct pollfd fds[1] = { {.fd = vehicle_attitude_sub, .events = POLLIN} }; - - if (poll(fds, 1, 5000) <= 0) { - /* error / timeout */ - } else { - - orb_copy(ORB_ID(vehicle_attitude), vehicle_attitude_sub, &att); - /* got attitude, updating pos as well */ - orb_copy(ORB_ID(vehicle_gps_position), vehicle_gps_sub, &gps); - orb_copy(ORB_ID(vehicle_status), vehicle_status_sub, &vstatus); - - /*copy attitude */ - u[0] = att.roll; - u[1] = att.pitch; - - /* initialize map projection with the last estimate (not at full rate) */ - if (gps.fix_type > 2) { - /* Project gps lat lon (Geographic coordinate system) to plane*/ - map_projection_project(((double)(gps.lat)) * 1e-7, ((double)(gps.lon)) * 1e-7, &(z[0]), &(z[1])); - - local_pos.x = z[0]; - local_pos.y = z[1]; - /* negative offset from initialization altitude */ - local_pos.z = alt_current - (gps.alt) * 1e-3; - - - orb_publish(ORB_ID(vehicle_local_position), local_pos_pub, &local_pos); - } - - - // gps_covariance[0] = gps.eph; //TODO: needs scaling - // gps_covariance[1] = gps.eph; - // gps_covariance[2] = gps.epv; - - // } else { - // /* we can not use the gps signal (it is of low quality) */ - // predict_only = 1; - // } - - // // predict_only = 0; //TODO: only for testing, removeme, XXX - // // z[0] = sinf(((float)counter)/180.0f*3.14159265f); //TODO: only for testing, removeme, XXX - // // usleep(100000); //TODO: only for testing, removeme, XXX - - - // /*Get new estimation (this is calculated in the plane) */ - // //TODO: if new_initialization == true: use 0,0,0, else use xapo - // if (true == new_initialization) { //TODO,XXX: uncomment! - // xapo[0] = 0; //we have a new plane initialization. the current estimate is in the center of the plane - // xapo[2] = 0; - // xapo[4] = 0; - // position_estimator(u, z, xapo, Papo, gps_covariance, predict_only, xapo1, Papo1); - - // } else { - // position_estimator(u, z, xapo, Papo, gps_covariance, predict_only, xapo1, Papo1); - // } - - - - // /* Copy values from xapo1 to xapo */ - // int i; - - // for (i = 0; i < N_STATES; i++) { - // xapo[i] = xapo1[i]; - // } - - // if ((counter % REPROJECTION_COUNTER_LIMIT == 0) || (counter % (PROJECTION_INITIALIZE_COUNTER_LIMIT - 1) == 0)) { - // /* Reproject from plane to geographic coordinate system */ - // // map_projection_reproject(xapo1[0], xapo1[2], map_scale, phi_1, lambda_0, &lat_current, &lon_current) //TODO,XXX: uncomment! - // map_projection_reproject(z[0], z[1], &lat_current, &lon_current); //do not use estimator for projection testing, removeme - // // //DEBUG - // // if(counter%500 == 0) - // // { - // // printf("phi_1: %.10f\n", phi_1); - // // printf("lambda_0: %.10f\n", lambda_0); - // // printf("lat_estimated: %.10f\n", lat_current); - // // printf("lon_estimated: %.10f\n", lon_current); - // // printf("z[0]=%.10f, z[1]=%.10f, z[2]=%f\n", z[0], z[1], z[2]); - // // fflush(stdout); - // // - // // } - - // // if(!isnan(lat_current) && !isnan(lon_current))// && !isnan(xapo1[4]) && !isnan(xapo1[1]) && !isnan(xapo1[3]) && !isnan(xapo1[5])) - // // { - // /* send out */ - - // global_pos.lat = lat_current; - // global_pos.lon = lon_current; - // global_pos.alt = xapo1[4]; - // global_pos.vx = xapo1[1]; - // global_pos.vy = xapo1[3]; - // global_pos.vz = xapo1[5]; - - /* publish current estimate */ - // orb_publish(ORB_ID(vehicle_global_position), global_pos_pub, &global_pos); - // } - // else - // { - // printf("[position estimator] ERROR: nan values, lat_current=%.4f, lon_current=%.4f, z[0]=%.4f z[1]=%.4f\n", lat_current, lon_current, z[0], z[1]); - // fflush(stdout); - // } - - // } - - counter++; - } - - } - - return 0; -} - - diff --git a/src/modules/position_estimator_inav/inertial_filter.c b/src/modules/position_estimator_inav/inertial_filter.c index 2f1b3c014..a36a4688d 100644 --- a/src/modules/position_estimator_inav/inertial_filter.c +++ b/src/modules/position_estimator_inav/inertial_filter.c @@ -9,15 +9,18 @@ #include "inertial_filter.h" -void inertial_filter_predict(float dt, float x[3]) +void inertial_filter_predict(float dt, float x[2], float acc) { if (isfinite(dt)) { - x[0] += x[1] * dt + x[2] * dt * dt / 2.0f; - x[1] += x[2] * dt; + if (!isfinite(acc)) { + acc = 0.0f; + } + x[0] += x[1] * dt + acc * dt * dt / 2.0f; + x[1] += acc * dt; } } -void inertial_filter_correct(float e, float dt, float x[3], int i, float w) +void inertial_filter_correct(float e, float dt, float x[2], int i, float w) { if (isfinite(e) && isfinite(w) && isfinite(dt)) { float ewdt = e * w * dt; @@ -25,10 +28,6 @@ void inertial_filter_correct(float e, float dt, float x[3], int i, float w) if (i == 0) { x[1] += w * ewdt; - x[2] += w * w * ewdt / 3.0; - - } else if (i == 1) { - x[2] += w * ewdt; } } } diff --git a/src/modules/position_estimator_inav/inertial_filter.h b/src/modules/position_estimator_inav/inertial_filter.h index 761c17097..cdeb4cfc6 100644 --- a/src/modules/position_estimator_inav/inertial_filter.h +++ b/src/modules/position_estimator_inav/inertial_filter.h @@ -8,6 +8,6 @@ #include <stdbool.h> #include <drivers/drv_hrt.h> -void inertial_filter_predict(float dt, float x[3]); +void inertial_filter_predict(float dt, float x[3], float acc); void inertial_filter_correct(float e, float dt, float x[3], int i, float w); diff --git a/src/modules/position_estimator_inav/module.mk b/src/modules/position_estimator_inav/module.mk index 939d76849..0658d3f09 100644 --- a/src/modules/position_estimator_inav/module.mk +++ b/src/modules/position_estimator_inav/module.mk @@ -39,3 +39,5 @@ MODULE_COMMAND = position_estimator_inav SRCS = position_estimator_inav_main.c \ position_estimator_inav_params.c \ inertial_filter.c + +MODULE_STACKSIZE = 1200 diff --git a/src/modules/position_estimator_inav/position_estimator_inav_main.c b/src/modules/position_estimator_inav/position_estimator_inav_main.c index 368424853..05eae047c 100644 --- a/src/modules/position_estimator_inav/position_estimator_inav_main.c +++ b/src/modules/position_estimator_inav/position_estimator_inav_main.c @@ -49,6 +49,7 @@ #include <sys/prctl.h> #include <termios.h> #include <math.h> +#include <float.h> #include <uORB/uORB.h> #include <uORB/topics/parameter_update.h> #include <uORB/topics/actuator_controls.h> @@ -71,19 +72,20 @@ #include "inertial_filter.h" #define MIN_VALID_W 0.00001f +#define PUB_INTERVAL 10000 // limit publish rate to 100 Hz +#define EST_BUF_SIZE 250000 / PUB_INTERVAL // buffer size is 0.5s static bool thread_should_exit = false; /**< Deamon exit flag */ static bool thread_running = false; /**< Deamon status flag */ static int position_estimator_inav_task; /**< Handle of deamon task / thread */ static bool verbose_mode = false; -static const hrt_abstime gps_topic_timeout = 1000000; // GPS topic timeout = 1s +static const hrt_abstime gps_topic_timeout = 500000; // GPS topic timeout = 0.5s static const hrt_abstime flow_topic_timeout = 1000000; // optical flow topic timeout = 1s static const hrt_abstime sonar_timeout = 150000; // sonar timeout = 150ms static const hrt_abstime sonar_valid_timeout = 1000000; // estimate sonar distance during this time after sonar loss static const hrt_abstime xy_src_timeout = 2000000; // estimate position during this time after position sources loss static const uint32_t updates_counter_len = 1000000; -static const uint32_t pub_interval = 10000; // limit publish rate to 100 Hz static const float max_flow = 1.0f; // max flow value that can be used, rad/s __EXPORT int position_estimator_inav_main(int argc, char *argv[]); @@ -92,6 +94,16 @@ int position_estimator_inav_thread_main(int argc, char *argv[]); static void usage(const char *reason); +static inline int min(int val1, int val2) +{ + return (val1 < val2) ? val1 : val2; +} + +static inline int max(int val1, int val2) +{ + return (val1 > val2) ? val1 : val2; +} + /** * Print the correct usage. */ @@ -135,7 +147,7 @@ int position_estimator_inav_main(int argc, char *argv[]) thread_should_exit = false; position_estimator_inav_task = task_spawn_cmd("position_estimator_inav", - SCHED_RR, SCHED_PRIORITY_MAX - 5, 4096, + SCHED_DEFAULT, SCHED_PRIORITY_MAX - 5, 5000, position_estimator_inav_thread_main, (argv) ? (const char **) &argv[2] : (const char **) NULL); exit(0); @@ -168,15 +180,21 @@ int position_estimator_inav_main(int argc, char *argv[]) exit(1); } -void write_debug_log(const char *msg, float dt, float x_est[3], float y_est[3], float z_est[3], float x_est_prev[3], float y_est_prev[3], float z_est_prev[3], float corr_acc[3], float corr_gps[3][2], float w_xy_gps_p, float w_xy_gps_v) +static void write_debug_log(const char *msg, float dt, float x_est[2], float y_est[2], float z_est[2], float x_est_prev[2], float y_est_prev[2], float z_est_prev[2], float acc[3], float corr_gps[3][2], float w_xy_gps_p, float w_xy_gps_v) { FILE *f = fopen("/fs/microsd/inav.log", "a"); if (f) { char *s = malloc(256); - unsigned n = snprintf(s, 256, "%llu %s\n\tdt=%.5f x_est=[%.5f %.5f %.5f] y_est=[%.5f %.5f %.5f] z_est=[%.5f %.5f %.5f] x_est_prev=[%.5f %.5f %.5f] y_est_prev=[%.5f %.5f %.5f] z_est_prev=[%.5f %.5f %.5f]\n", hrt_absolute_time(), msg, dt, x_est[0], x_est[1], x_est[2], y_est[0], y_est[1], y_est[2], z_est[0], z_est[1], z_est[2], x_est_prev[0], x_est_prev[1], x_est_prev[2], y_est_prev[0], y_est_prev[1], y_est_prev[2], z_est_prev[0], z_est_prev[1], z_est_prev[2]); + unsigned n = snprintf(s, 256, "%llu %s\n\tdt=%.5f x_est=[%.5f %.5f] y_est=[%.5f %.5f] z_est=[%.5f %.5f] x_est_prev=[%.5f %.5f] y_est_prev=[%.5f %.5f] z_est_prev=[%.5f %.5f]\n", + hrt_absolute_time(), msg, (double)dt, + (double)x_est[0], (double)x_est[1], (double)y_est[0], (double)y_est[1], (double)z_est[0], (double)z_est[1], + (double)x_est_prev[0], (double)x_est_prev[1], (double)y_est_prev[0], (double)y_est_prev[1], (double)z_est_prev[0], (double)z_est_prev[1]); fwrite(s, 1, n, f); - n = snprintf(s, 256, "\tacc_corr=[%.5f %.5f %.5f] gps_pos_corr=[%.5f %.5f %.5f] gps_vel_corr=[%.5f %.5f %.5f] w_xy_gps_p=%.5f w_xy_gps_v=%.5f\n", corr_acc[0], corr_acc[1], corr_acc[2], corr_gps[0][0], corr_gps[1][0], corr_gps[2][0], corr_gps[0][1], corr_gps[1][1], corr_gps[2][1], w_xy_gps_p, w_xy_gps_v); + n = snprintf(s, 256, "\tacc=[%.5f %.5f %.5f] gps_pos_corr=[%.5f %.5f %.5f] gps_vel_corr=[%.5f %.5f %.5f] w_xy_gps_p=%.5f w_xy_gps_v=%.5f\n", + (double)acc[0], (double)acc[1], (double)acc[2], + (double)corr_gps[0][0], (double)corr_gps[1][0], (double)corr_gps[2][0], (double)corr_gps[0][1], (double)corr_gps[1][1], (double)corr_gps[2][1], + (double)w_xy_gps_p, (double)w_xy_gps_v); fwrite(s, 1, n, f); free(s); } @@ -195,11 +213,27 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); mavlink_log_info(mavlink_fd, "[inav] started"); - float x_est[3] = { 0.0f, 0.0f, 0.0f }; - float y_est[3] = { 0.0f, 0.0f, 0.0f }; - float z_est[3] = { 0.0f, 0.0f, 0.0f }; + float x_est[2] = { 0.0f, 0.0f }; // pos, vel + float y_est[2] = { 0.0f, 0.0f }; // pos, vel + float z_est[2] = { 0.0f, 0.0f }; // pos, vel - float x_est_prev[3], y_est_prev[3], z_est_prev[3]; + float est_buf[EST_BUF_SIZE][3][2]; // estimated position buffer + float R_buf[EST_BUF_SIZE][3][3]; // rotation matrix buffer + float R_gps[3][3]; // rotation matrix for GPS correction moment + memset(est_buf, 0, sizeof(est_buf)); + memset(R_buf, 0, sizeof(R_buf)); + memset(R_gps, 0, sizeof(R_gps)); + int buf_ptr = 0; + + static const float min_eph_epv = 2.0f; // min EPH/EPV, used for weight calculation + static const float max_eph_epv = 20.0f; // max EPH/EPV acceptable for estimation + + float eph = max_eph_epv; + float epv = 1.0f; + + float eph_flow = 1.0f; + + float x_est_prev[2], y_est_prev[2], z_est_prev[2]; memset(x_est_prev, 0, sizeof(x_est_prev)); memset(y_est_prev, 0, sizeof(y_est_prev)); memset(z_est_prev, 0, sizeof(z_est_prev)); @@ -234,11 +268,8 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) hrt_abstime t_prev = 0; - /* acceleration in NED frame */ - float accel_NED[3] = { 0.0f, 0.0f, -CONSTANTS_ONE_G }; - /* store error when sensor updates, but correct on each time step to avoid jumps in estimated value */ - float corr_acc[] = { 0.0f, 0.0f, 0.0f }; // N E D + float acc[] = { 0.0f, 0.0f, 0.0f }; // N E D float acc_bias[] = { 0.0f, 0.0f, 0.0f }; // body frame float corr_baro = 0.0f; // D float corr_gps[3][2] = { @@ -254,14 +285,10 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) float corr_flow[] = { 0.0f, 0.0f }; // N E float w_flow = 0.0f; - static float min_eph_epv = 2.0f; // min EPH/EPV, used for weight calculation - static float max_eph_epv = 10.0f; // max EPH/EPV acceptable for estimation - float sonar_prev = 0.0f; hrt_abstime flow_prev = 0; // time of last flow measurement hrt_abstime sonar_time = 0; // time of last sonar measurement (not filtered) hrt_abstime sonar_valid_time = 0; // time of last sonar measurement used for correction (filtered) - hrt_abstime xy_src_time = 0; // time of last available position data bool gps_valid = false; // GPS is valid bool sonar_valid = false; // sonar is valid @@ -338,14 +365,16 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) /* mean calculation over several measurements */ if (baro_init_cnt < baro_init_num) { - baro_offset += sensor.baro_alt_meter; - baro_init_cnt++; + if (isfinite(sensor.baro_alt_meter)) { + baro_offset += sensor.baro_alt_meter; + baro_init_cnt++; + } } else { wait_baro = false; baro_offset /= (float) baro_init_cnt; - warnx("baro offs: %.2f", baro_offset); - mavlink_log_info(mavlink_fd, "[inav] baro offs: %.2f", baro_offset); + warnx("baro offs: %.2f", (double)baro_offset); + mavlink_log_info(mavlink_fd, "[inav] baro offs: %.2f", (double)baro_offset); local_pos.z_valid = true; local_pos.v_z_valid = true; } @@ -415,19 +444,17 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) /* transform acceleration vector from body frame to NED frame */ for (int i = 0; i < 3; i++) { - accel_NED[i] = 0.0f; + acc[i] = 0.0f; for (int j = 0; j < 3; j++) { - accel_NED[i] += att.R[i][j] * sensor.accelerometer_m_s2[j]; + acc[i] += att.R[i][j] * sensor.accelerometer_m_s2[j]; } } - corr_acc[0] = accel_NED[0] - x_est[2]; - corr_acc[1] = accel_NED[1] - y_est[2]; - corr_acc[2] = accel_NED[2] + CONSTANTS_ONE_G - z_est[2]; + acc[2] += CONSTANTS_ONE_G; } else { - memset(corr_acc, 0, sizeof(corr_acc)); + memset(acc, 0, sizeof(acc)); } accel_timestamp = sensor.accelerometer_timestamp; @@ -451,7 +478,11 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) float flow_dt = flow_prev > 0 ? (flow.flow_timestamp - flow_prev) * 1e-6f : 0.1f; flow_prev = flow.flow_timestamp; - if (flow.ground_distance_m > 0.31f && flow.ground_distance_m < 4.0f && att.R[2][2] > 0.7 && flow.ground_distance_m != sonar_prev) { + if ((flow.ground_distance_m > 0.31f) && + (flow.ground_distance_m < 4.0f) && + (att.R[2][2] > 0.7f) && + (fabsf(flow.ground_distance_m - sonar_prev) > FLT_EPSILON)) { + sonar_time = t; sonar_prev = flow.ground_distance_m; corr_sonar = flow.ground_distance_m + surface_offset + z_est[0]; @@ -473,7 +504,7 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) sonar_valid_time = t; sonar_valid = true; local_pos.surface_bottom_timestamp = t; - mavlink_log_info(mavlink_fd, "[inav] new surface level: %.2f", surface_offset); + mavlink_log_info(mavlink_fd, "[inav] new surface level: %.2f", (double)surface_offset); } } else { @@ -486,7 +517,7 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) float flow_q = flow.quality / 255.0f; float dist_bottom = - z_est[0] - surface_offset; - if (dist_bottom > 0.3f && flow_q > params.flow_q_min && (t < sonar_valid_time + sonar_valid_timeout) && att.R[2][2] > 0.7) { + if (dist_bottom > 0.3f && flow_q > params.flow_q_min && (t < sonar_valid_time + sonar_valid_timeout) && att.R[2][2] > 0.7f) { /* distance to surface */ float flow_dist = dist_bottom / att.R[2][2]; /* check if flow if too large for accurate measurements */ @@ -533,6 +564,9 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) w_flow *= 0.05f; } + /* under ideal conditions, on 1m distance assume EPH = 10cm */ + eph_flow = 0.1f / w_flow; + flow_valid = true; } else { @@ -592,13 +626,13 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) /* hysteresis for GPS quality */ if (gps_valid) { - if (gps.eph_m > max_eph_epv * 1.5f || gps.epv_m > max_eph_epv * 1.5f || gps.fix_type < 3) { + if (gps.eph > max_eph_epv || gps.epv > max_eph_epv || gps.fix_type < 3) { gps_valid = false; mavlink_log_info(mavlink_fd, "[inav] GPS signal lost"); } } else { - if (gps.eph_m < max_eph_epv && gps.epv_m < max_eph_epv && gps.fix_type >= 3) { + if (gps.eph < max_eph_epv * 0.7f && gps.epv < max_eph_epv * 0.7f && gps.fix_type >= 3) { gps_valid = true; reset_est = true; mavlink_log_info(mavlink_fd, "[inav] GPS signal found"); @@ -617,27 +651,22 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) } else if (t > ref_init_start + ref_init_delay) { ref_inited = true; - /* update baro offset */ - baro_offset -= z_est[0]; /* set position estimate to (0, 0, 0), use GPS velocity for XY */ x_est[0] = 0.0f; x_est[1] = gps.vel_n_m_s; - x_est[2] = accel_NED[0]; y_est[0] = 0.0f; y_est[1] = gps.vel_e_m_s; - z_est[0] = 0.0f; - y_est[2] = accel_NED[1]; local_pos.ref_lat = lat; local_pos.ref_lon = lon; - local_pos.ref_alt = alt; + local_pos.ref_alt = alt + z_est[0]; local_pos.ref_timestamp = t; /* initialize projection */ map_projection_init(&ref, lat, lon); - warnx("init ref: lat=%.7f, lon=%.7f, alt=%.2f", lat, lon, alt); - mavlink_log_info(mavlink_fd, "[inav] init ref: lat=%.7f, lon=%.7f, alt=%.2f", lat, lon, alt); + warnx("init ref: lat=%.7f, lon=%.7f, alt=%.2f", (double)lat, (double)lon, (double)alt); + mavlink_log_info(mavlink_fd, "[inav] init ref: %.7f, %.7f, %.2f", (double)lat, (double)lon, (double)alt); } } @@ -650,22 +679,26 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) if (reset_est) { x_est[0] = gps_proj[0]; x_est[1] = gps.vel_n_m_s; - x_est[2] = accel_NED[0]; y_est[0] = gps_proj[1]; y_est[1] = gps.vel_e_m_s; - y_est[2] = accel_NED[1]; + } + + /* calculate index of estimated values in buffer */ + int est_i = buf_ptr - 1 - min(EST_BUF_SIZE - 1, max(0, (int)(params.delay_gps * 1000000.0f / PUB_INTERVAL))); + if (est_i < 0) { + est_i += EST_BUF_SIZE; } /* calculate correction for position */ - corr_gps[0][0] = gps_proj[0] - x_est[0]; - corr_gps[1][0] = gps_proj[1] - y_est[0]; - corr_gps[2][0] = local_pos.ref_alt - alt - z_est[0]; + corr_gps[0][0] = gps_proj[0] - est_buf[est_i][0][0]; + corr_gps[1][0] = gps_proj[1] - est_buf[est_i][1][0]; + corr_gps[2][0] = local_pos.ref_alt - alt - est_buf[est_i][2][0]; /* calculate correction for velocity */ if (gps.vel_ned_valid) { - corr_gps[0][1] = gps.vel_n_m_s - x_est[1]; - corr_gps[1][1] = gps.vel_e_m_s - y_est[1]; - corr_gps[2][1] = gps.vel_d_m_s - z_est[1]; + corr_gps[0][1] = gps.vel_n_m_s - est_buf[est_i][0][1]; + corr_gps[1][1] = gps.vel_e_m_s - est_buf[est_i][1][1]; + corr_gps[2][1] = gps.vel_d_m_s - est_buf[est_i][2][1]; } else { corr_gps[0][1] = 0.0f; @@ -673,8 +706,11 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) corr_gps[2][1] = 0.0f; } - w_gps_xy = min_eph_epv / fmaxf(min_eph_epv, gps.eph_m); - w_gps_z = min_eph_epv / fmaxf(min_eph_epv, gps.epv_m); + /* save rotation matrix at this moment */ + memcpy(R_gps, R_buf[est_i], sizeof(R_gps)); + + w_gps_xy = min_eph_epv / fmaxf(min_eph_epv, gps.eph); + w_gps_z = min_eph_epv / fmaxf(min_eph_epv, gps.epv); } } else { @@ -712,18 +748,21 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) dt = fmaxf(fminf(0.02, dt), 0.002); // constrain dt from 2 to 20 ms t_prev = t; + /* increase EPH/EPV on each step */ + if (eph < max_eph_epv) { + eph *= 1.0f + dt; + } + if (epv < max_eph_epv) { + epv += 0.005f * dt; // add 1m to EPV each 200s (baro drift) + } + /* use GPS if it's valid and reference position initialized */ bool use_gps_xy = ref_inited && gps_valid && params.w_xy_gps_p > MIN_VALID_W; bool use_gps_z = ref_inited && gps_valid && params.w_z_gps_p > MIN_VALID_W; /* use flow if it's valid and (accurate or no GPS available) */ bool use_flow = flow_valid && (flow_accurate || !use_gps_xy); - /* try to estimate position during some time after position sources lost */ - if (use_gps_xy || use_flow) { - xy_src_time = t; - } - - bool can_estimate_xy = (t < xy_src_time + xy_src_timeout); + bool can_estimate_xy = (eph < max_eph_epv) || use_gps_xy || use_flow; bool dist_bottom_valid = (t < sonar_valid_time + sonar_valid_timeout); @@ -755,7 +794,7 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) corr_baro += offs_corr; } - /* accelerometer bias correction */ + /* accelerometer bias correction for GPS (use buffered rotation matrix) */ float accel_bias_corr[3] = { 0.0f, 0.0f, 0.0f }; if (use_gps_xy) { @@ -769,6 +808,24 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) accel_bias_corr[2] -= corr_gps[2][0] * w_z_gps_p * w_z_gps_p; } + /* transform error vector from NED frame to body frame */ + for (int i = 0; i < 3; i++) { + float c = 0.0f; + + for (int j = 0; j < 3; j++) { + c += R_gps[j][i] * accel_bias_corr[j]; + } + + if (isfinite(c)) { + acc_bias[i] += c * params.w_acc_bias * dt; + } + } + + /* accelerometer bias correction for flow and baro (assume that there is no delay) */ + accel_bias_corr[0] = 0.0f; + accel_bias_corr[1] = 0.0f; + accel_bias_corr[2] = 0.0f; + if (use_flow) { accel_bias_corr[0] -= corr_flow[0] * params.w_xy_flow; accel_bias_corr[1] -= corr_flow[1] * params.w_xy_flow; @@ -784,26 +841,31 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) c += att.R[j][i] * accel_bias_corr[j]; } - acc_bias[i] += c * params.w_acc_bias * dt; + if (isfinite(c)) { + acc_bias[i] += c * params.w_acc_bias * dt; + } } /* inertial filter prediction for altitude */ - inertial_filter_predict(dt, z_est); + inertial_filter_predict(dt, z_est, acc[2]); - if (!(isfinite(z_est[0]) && isfinite(z_est[1]) && isfinite(z_est[2]))) { - write_debug_log("BAD ESTIMATE AFTER Z PREDICTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, corr_acc, corr_gps, w_xy_gps_p, w_xy_gps_v); + if (!(isfinite(z_est[0]) && isfinite(z_est[1]))) { + write_debug_log("BAD ESTIMATE AFTER Z PREDICTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, acc, corr_gps, w_xy_gps_p, w_xy_gps_v); memcpy(z_est, z_est_prev, sizeof(z_est)); } /* inertial filter correction for altitude */ inertial_filter_correct(corr_baro, dt, z_est, 0, params.w_z_baro); - inertial_filter_correct(corr_gps[2][0], dt, z_est, 0, w_z_gps_p); - inertial_filter_correct(corr_acc[2], dt, z_est, 2, params.w_z_acc); - if (!(isfinite(z_est[0]) && isfinite(z_est[1]) && isfinite(z_est[2]))) { - write_debug_log("BAD ESTIMATE AFTER Z CORRECTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, corr_acc, corr_gps, w_xy_gps_p, w_xy_gps_v); + if (use_gps_z) { + epv = fminf(epv, gps.epv); + + inertial_filter_correct(corr_gps[2][0], dt, z_est, 0, w_z_gps_p); + } + + if (!(isfinite(z_est[0]) && isfinite(z_est[1]))) { + write_debug_log("BAD ESTIMATE AFTER Z CORRECTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, acc, corr_gps, w_xy_gps_p, w_xy_gps_v); memcpy(z_est, z_est_prev, sizeof(z_est)); - memset(corr_acc, 0, sizeof(corr_acc)); memset(corr_gps, 0, sizeof(corr_gps)); corr_baro = 0; @@ -813,25 +875,26 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) if (can_estimate_xy) { /* inertial filter prediction for position */ - inertial_filter_predict(dt, x_est); - inertial_filter_predict(dt, y_est); + inertial_filter_predict(dt, x_est, acc[0]); + inertial_filter_predict(dt, y_est, acc[1]); - if (!(isfinite(x_est[0]) && isfinite(x_est[1]) && isfinite(x_est[2]) && isfinite(y_est[0]) && isfinite(y_est[1]) && isfinite(y_est[2]))) { - write_debug_log("BAD ESTIMATE AFTER PREDICTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, corr_acc, corr_gps, w_xy_gps_p, w_xy_gps_v); + if (!(isfinite(x_est[0]) && isfinite(x_est[1]) && isfinite(y_est[0]) && isfinite(y_est[1]))) { + write_debug_log("BAD ESTIMATE AFTER PREDICTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, acc, corr_gps, w_xy_gps_p, w_xy_gps_v); memcpy(x_est, x_est_prev, sizeof(x_est)); memcpy(y_est, y_est_prev, sizeof(y_est)); } /* inertial filter correction for position */ - inertial_filter_correct(corr_acc[0], dt, x_est, 2, params.w_xy_acc); - inertial_filter_correct(corr_acc[1], dt, y_est, 2, params.w_xy_acc); - if (use_flow) { + eph = fminf(eph, eph_flow); + inertial_filter_correct(corr_flow[0], dt, x_est, 1, params.w_xy_flow * w_flow); inertial_filter_correct(corr_flow[1], dt, y_est, 1, params.w_xy_flow * w_flow); } if (use_gps_xy) { + eph = fminf(eph, gps.eph); + inertial_filter_correct(corr_gps[0][0], dt, x_est, 0, w_xy_gps_p); inertial_filter_correct(corr_gps[1][0], dt, y_est, 0, w_xy_gps_p); @@ -841,11 +904,10 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) } } - if (!(isfinite(x_est[0]) && isfinite(x_est[1]) && isfinite(x_est[2]) && isfinite(y_est[0]) && isfinite(y_est[1]) && isfinite(y_est[2]))) { - write_debug_log("BAD ESTIMATE AFTER CORRECTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, corr_acc, corr_gps, w_xy_gps_p, w_xy_gps_v); + if (!(isfinite(x_est[0]) && isfinite(x_est[1]) && isfinite(y_est[0]) && isfinite(y_est[1]))) { + write_debug_log("BAD ESTIMATE AFTER CORRECTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, acc, corr_gps, w_xy_gps_p, w_xy_gps_v); memcpy(x_est, x_est_prev, sizeof(x_est)); memcpy(y_est, y_est_prev, sizeof(y_est)); - memset(corr_acc, 0, sizeof(corr_acc)); memset(corr_gps, 0, sizeof(corr_gps)); memset(corr_flow, 0, sizeof(corr_flow)); @@ -853,6 +915,10 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) memcpy(x_est_prev, x_est, sizeof(x_est)); memcpy(y_est_prev, y_est, sizeof(y_est)); } + } else { + /* gradually reset xy velocity estimates */ + inertial_filter_correct(-x_est[1], dt, x_est, 1, params.w_xy_res_v); + inertial_filter_correct(-y_est[1], dt, y_est, 1, params.w_xy_res_v); } /* detect land */ @@ -868,6 +934,9 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) landed = false; landed_time = 0; } + /* reset xy velocity estimates when landed */ + x_est[1] = 0.0f; + y_est[1] = 0.0f; } else { if (alt_disp2 < land_disp2 && thrust < params.land_thr) { @@ -892,11 +961,11 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) float updates_dt = (t - updates_counter_start) * 0.000001f; warnx( "updates rate: accelerometer = %.1f/s, baro = %.1f/s, gps = %.1f/s, attitude = %.1f/s, flow = %.1f/s", - accel_updates / updates_dt, - baro_updates / updates_dt, - gps_updates / updates_dt, - attitude_updates / updates_dt, - flow_updates / updates_dt); + (double)(accel_updates / updates_dt), + (double)(baro_updates / updates_dt), + (double)(gps_updates / updates_dt), + (double)(attitude_updates / updates_dt), + (double)(flow_updates / updates_dt)); updates_counter_start = t; accel_updates = 0; baro_updates = 0; @@ -906,8 +975,25 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) } } - if (t > pub_last + pub_interval) { + if (t > pub_last + PUB_INTERVAL) { pub_last = t; + + /* push current estimate to buffer */ + est_buf[buf_ptr][0][0] = x_est[0]; + est_buf[buf_ptr][0][1] = x_est[1]; + est_buf[buf_ptr][1][0] = y_est[0]; + est_buf[buf_ptr][1][1] = y_est[1]; + est_buf[buf_ptr][2][0] = z_est[0]; + est_buf[buf_ptr][2][1] = z_est[1]; + + /* push current rotation matrix to buffer */ + memcpy(R_buf[buf_ptr], att.R, sizeof(att.R)); + + buf_ptr++; + if (buf_ptr >= EST_BUF_SIZE) { + buf_ptr = 0; + } + /* publish local position */ local_pos.xy_valid = can_estimate_xy; local_pos.v_xy_valid = can_estimate_xy; @@ -922,6 +1008,8 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) local_pos.landed = landed; local_pos.yaw = att.yaw; local_pos.dist_bottom_valid = dist_bottom_valid; + local_pos.eph = eph; + local_pos.epv = epv; if (local_pos.dist_bottom_valid) { local_pos.dist_bottom = -z_est[0] - surface_offset; @@ -950,9 +1038,8 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) global_pos.yaw = local_pos.yaw; - // TODO implement dead-reckoning - global_pos.eph = gps.eph_m; - global_pos.epv = gps.epv_m; + global_pos.eph = eph; + global_pos.epv = epv; if (vehicle_global_position_pub < 0) { vehicle_global_position_pub = orb_advertise(ORB_ID(vehicle_global_position), &global_pos); diff --git a/src/modules/position_estimator_inav/position_estimator_inav_params.c b/src/modules/position_estimator_inav/position_estimator_inav_params.c index 2e4f26661..98b31d17b 100644 --- a/src/modules/position_estimator_inav/position_estimator_inav_params.c +++ b/src/modules/position_estimator_inav/position_estimator_inav_params.c @@ -40,34 +40,207 @@ #include "position_estimator_inav_params.h" +/** + * Z axis weight for barometer + * + * Weight (cutoff frequency) for barometer altitude measurements. + * + * @min 0.0 + * @max 10.0 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_W_Z_BARO, 0.5f); + +/** + * Z axis weight for GPS + * + * Weight (cutoff frequency) for GPS altitude measurements. GPS altitude data is very noisy and should be used only as slow correction for baro offset. + * + * @min 0.0 + * @max 10.0 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_W_Z_GPS_P, 0.005f); -PARAM_DEFINE_FLOAT(INAV_W_Z_ACC, 20.0f); + +/** + * Z axis weight for sonar + * + * Weight (cutoff frequency) for sonar measurements. + * + * @min 0.0 + * @max 10.0 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_W_Z_SONAR, 3.0f); + +/** + * XY axis weight for GPS position + * + * Weight (cutoff frequency) for GPS position measurements. + * + * @min 0.0 + * @max 10.0 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_W_XY_GPS_P, 1.0f); + +/** + * XY axis weight for GPS velocity + * + * Weight (cutoff frequency) for GPS velocity measurements. + * + * @min 0.0 + * @max 10.0 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_W_XY_GPS_V, 2.0f); -PARAM_DEFINE_FLOAT(INAV_W_XY_ACC, 20.0f); + +/** + * XY axis weight for optical flow + * + * Weight (cutoff frequency) for optical flow (velocity) measurements. + * + * @min 0.0 + * @max 10.0 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_W_XY_FLOW, 5.0f); + +/** + * XY axis weight for resetting velocity + * + * When velocity sources lost slowly decrease estimated horizontal velocity with this weight. + * + * @min 0.0 + * @max 10.0 + * @group Position Estimator INAV + */ +PARAM_DEFINE_FLOAT(INAV_W_XY_RES_V, 0.5f); + +/** + * XY axis weight factor for GPS when optical flow available + * + * When optical flow data available, multiply GPS weights (for position and velocity) by this factor. + * + * @min 0.0 + * @max 1.0 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_W_GPS_FLOW, 0.1f); + +/** + * Accelerometer bias estimation weight + * + * Weight (cutoff frequency) for accelerometer bias estimation. 0 to disable. + * + * @min 0.0 + * @max 0.1 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_W_ACC_BIAS, 0.05f); + +/** + * Optical flow scale factor + * + * Factor to convert raw optical flow (in pixels) to radians [rad/px]. + * + * @min 0.0 + * @max 1.0 + * @unit rad/px + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_FLOW_K, 0.15f); + +/** + * Minimal acceptable optical flow quality + * + * 0 - lowest quality, 1 - best quality. + * + * @min 0.0 + * @max 1.0 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_FLOW_Q_MIN, 0.5f); + +/** + * Weight for sonar filter + * + * Sonar filter detects spikes on sonar measurements and used to detect new surface level. + * + * @min 0.0 + * @max 1.0 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_SONAR_FILT, 0.05f); + +/** + * Sonar maximal error for new surface + * + * If sonar measurement error is larger than this value it skiped (spike) or accepted as new surface level (if offset is stable). + * + * @min 0.0 + * @max 1.0 + * @unit m + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_SONAR_ERR, 0.5f); + +/** + * Land detector time + * + * Vehicle assumed landed if no altitude changes happened during this time on low throttle. + * + * @min 0.0 + * @max 10.0 + * @unit s + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_LAND_T, 3.0f); + +/** + * Land detector altitude dispersion threshold + * + * Dispersion threshold for triggering land detector. + * + * @min 0.0 + * @max 10.0 + * @unit m + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_LAND_DISP, 0.7f); + +/** + * Land detector throttle threshold + * + * Value should be lower than minimal hovering thrust. Half of it is good choice. + * + * @min 0.0 + * @max 1.0 + * @group Position Estimator INAV + */ PARAM_DEFINE_FLOAT(INAV_LAND_THR, 0.2f); +/** + * GPS delay + * + * GPS delay compensation + * + * @min 0.0 + * @max 1.0 + * @unit s + * @group Position Estimator INAV + */ +PARAM_DEFINE_FLOAT(INAV_DELAY_GPS, 0.2f); + int parameters_init(struct position_estimator_inav_param_handles *h) { h->w_z_baro = param_find("INAV_W_Z_BARO"); h->w_z_gps_p = param_find("INAV_W_Z_GPS_P"); - h->w_z_acc = param_find("INAV_W_Z_ACC"); h->w_z_sonar = param_find("INAV_W_Z_SONAR"); h->w_xy_gps_p = param_find("INAV_W_XY_GPS_P"); h->w_xy_gps_v = param_find("INAV_W_XY_GPS_V"); - h->w_xy_acc = param_find("INAV_W_XY_ACC"); h->w_xy_flow = param_find("INAV_W_XY_FLOW"); + h->w_xy_res_v = param_find("INAV_W_XY_RES_V"); h->w_gps_flow = param_find("INAV_W_GPS_FLOW"); h->w_acc_bias = param_find("INAV_W_ACC_BIAS"); h->flow_k = param_find("INAV_FLOW_K"); @@ -77,6 +250,7 @@ int parameters_init(struct position_estimator_inav_param_handles *h) h->land_t = param_find("INAV_LAND_T"); h->land_disp = param_find("INAV_LAND_DISP"); h->land_thr = param_find("INAV_LAND_THR"); + h->delay_gps = param_find("INAV_DELAY_GPS"); return OK; } @@ -85,12 +259,11 @@ int parameters_update(const struct position_estimator_inav_param_handles *h, str { param_get(h->w_z_baro, &(p->w_z_baro)); param_get(h->w_z_gps_p, &(p->w_z_gps_p)); - param_get(h->w_z_acc, &(p->w_z_acc)); param_get(h->w_z_sonar, &(p->w_z_sonar)); param_get(h->w_xy_gps_p, &(p->w_xy_gps_p)); param_get(h->w_xy_gps_v, &(p->w_xy_gps_v)); - param_get(h->w_xy_acc, &(p->w_xy_acc)); param_get(h->w_xy_flow, &(p->w_xy_flow)); + param_get(h->w_xy_res_v, &(p->w_xy_res_v)); param_get(h->w_gps_flow, &(p->w_gps_flow)); param_get(h->w_acc_bias, &(p->w_acc_bias)); param_get(h->flow_k, &(p->flow_k)); @@ -100,6 +273,7 @@ int parameters_update(const struct position_estimator_inav_param_handles *h, str param_get(h->land_t, &(p->land_t)); param_get(h->land_disp, &(p->land_disp)); param_get(h->land_thr, &(p->land_thr)); + param_get(h->delay_gps, &(p->delay_gps)); return OK; } diff --git a/src/modules/position_estimator_inav/position_estimator_inav_params.h b/src/modules/position_estimator_inav/position_estimator_inav_params.h index e2be079d3..423f0d879 100644 --- a/src/modules/position_estimator_inav/position_estimator_inav_params.h +++ b/src/modules/position_estimator_inav/position_estimator_inav_params.h @@ -43,12 +43,11 @@ struct position_estimator_inav_params { float w_z_baro; float w_z_gps_p; - float w_z_acc; float w_z_sonar; float w_xy_gps_p; float w_xy_gps_v; - float w_xy_acc; float w_xy_flow; + float w_xy_res_v; float w_gps_flow; float w_acc_bias; float flow_k; @@ -58,17 +57,17 @@ struct position_estimator_inav_params { float land_t; float land_disp; float land_thr; + float delay_gps; }; struct position_estimator_inav_param_handles { param_t w_z_baro; param_t w_z_gps_p; - param_t w_z_acc; param_t w_z_sonar; param_t w_xy_gps_p; param_t w_xy_gps_v; - param_t w_xy_acc; param_t w_xy_flow; + param_t w_xy_res_v; param_t w_gps_flow; param_t w_acc_bias; param_t flow_k; @@ -78,6 +77,7 @@ struct position_estimator_inav_param_handles { param_t land_t; param_t land_disp; param_t land_thr; + param_t delay_gps; }; /** diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe1.c b/src/modules/position_estimator_mc/codegen/kalman_dlqe1.c deleted file mode 100755 index 977565b8e..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe1.c +++ /dev/null @@ -1,58 +0,0 @@ -/* - * kalman_dlqe1.c - * - * Code generation for function 'kalman_dlqe1' - * - * C source code generated on: Wed Feb 13 20:34:32 2013 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "kalman_dlqe1.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void kalman_dlqe1(const real32_T A[9], const real32_T C[3], const real32_T K[3], - const real32_T x_aposteriori_k[3], real32_T z, real32_T - x_aposteriori[3]) -{ - printf("[dlqe input]: x_aposteriori_k %12.8f\t %12.8f\t %12.8f\t z:%12.8f\n", (double)(x_aposteriori_k[0]), (double)(x_aposteriori_k[1]), (double)(x_aposteriori_k[2]), (double)z); - printf("[dlqe input]: C[0]: %12.8f\tC[1] %12.8f\tC[2] %12.8f\n", (double)(C[0]), (double)(C[1]), (double)(C[2])); - real32_T y; - int32_T i0; - real32_T b_y[3]; - int32_T i1; - real32_T f0; - y = 0.0F; - for (i0 = 0; i0 < 3; i0++) { - b_y[i0] = 0.0F; - for (i1 = 0; i1 < 3; i1++) { - b_y[i0] += C[i1] * A[i1 + 3 * i0]; - } - - y += b_y[i0] * x_aposteriori_k[i0]; - } - - y = z - y; - for (i0 = 0; i0 < 3; i0++) { - f0 = 0.0F; - for (i1 = 0; i1 < 3; i1++) { - f0 += A[i0 + 3 * i1] * x_aposteriori_k[i1]; - } - - x_aposteriori[i0] = f0 + K[i0] * y; - } - //printf("[dlqe output]: x_aposteriori %12.8f\t %12.8f\t %12.8f\n", (double)(x_aposteriori[0]), (double)(x_aposteriori[1]), (double)(x_aposteriori[2])); -} - -/* End of code generation (kalman_dlqe1.c) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe1.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe1.h deleted file mode 100755 index 2f5330563..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe1.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * kalman_dlqe1.h - * - * Code generation for function 'kalman_dlqe1' - * - * C source code generated on: Wed Feb 13 20:34:32 2013 - * - */ - -#ifndef __KALMAN_DLQE1_H__ -#define __KALMAN_DLQE1_H__ -/* Include files */ -#include <stddef.h> -#include <stdlib.h> - -#include "rtwtypes.h" -#include "kalman_dlqe1_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void kalman_dlqe1(const real32_T A[9], const real32_T C[3], const real32_T K[3], const real32_T x_aposteriori_k[3], real32_T z, real32_T x_aposteriori[3]); -#endif -/* End of code generation (kalman_dlqe1.h) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe1_initialize.c b/src/modules/position_estimator_mc/codegen/kalman_dlqe1_initialize.c deleted file mode 100755 index 6627f76e9..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe1_initialize.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * kalman_dlqe1_initialize.c - * - * Code generation for function 'kalman_dlqe1_initialize' - * - * C source code generated on: Wed Feb 13 20:34:31 2013 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "kalman_dlqe1.h" -#include "kalman_dlqe1_initialize.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void kalman_dlqe1_initialize(void) -{ - rt_InitInfAndNaN(8U); -} - -/* End of code generation (kalman_dlqe1_initialize.c) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe1_initialize.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe1_initialize.h deleted file mode 100755 index a77eb5712..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe1_initialize.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * kalman_dlqe1_initialize.h - * - * Code generation for function 'kalman_dlqe1_initialize' - * - * C source code generated on: Wed Feb 13 20:34:31 2013 - * - */ - -#ifndef __KALMAN_DLQE1_INITIALIZE_H__ -#define __KALMAN_DLQE1_INITIALIZE_H__ -/* Include files */ -#include <stddef.h> -#include <stdlib.h> - -#include "rtwtypes.h" -#include "kalman_dlqe1_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void kalman_dlqe1_initialize(void); -#endif -/* End of code generation (kalman_dlqe1_initialize.h) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe1_terminate.c b/src/modules/position_estimator_mc/codegen/kalman_dlqe1_terminate.c deleted file mode 100755 index a65536f79..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe1_terminate.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * kalman_dlqe1_terminate.c - * - * Code generation for function 'kalman_dlqe1_terminate' - * - * C source code generated on: Wed Feb 13 20:34:31 2013 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "kalman_dlqe1.h" -#include "kalman_dlqe1_terminate.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void kalman_dlqe1_terminate(void) -{ - /* (no terminate code required) */ -} - -/* End of code generation (kalman_dlqe1_terminate.c) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe1_terminate.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe1_terminate.h deleted file mode 100755 index 100c7f76c..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe1_terminate.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * kalman_dlqe1_terminate.h - * - * Code generation for function 'kalman_dlqe1_terminate' - * - * C source code generated on: Wed Feb 13 20:34:32 2013 - * - */ - -#ifndef __KALMAN_DLQE1_TERMINATE_H__ -#define __KALMAN_DLQE1_TERMINATE_H__ -/* Include files */ -#include <stddef.h> -#include <stdlib.h> - -#include "rtwtypes.h" -#include "kalman_dlqe1_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void kalman_dlqe1_terminate(void); -#endif -/* End of code generation (kalman_dlqe1_terminate.h) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe1_types.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe1_types.h deleted file mode 100755 index d4b2c2d61..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe1_types.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * kalman_dlqe1_types.h - * - * Code generation for function 'kalman_dlqe1' - * - * C source code generated on: Wed Feb 13 20:34:31 2013 - * - */ - -#ifndef __KALMAN_DLQE1_TYPES_H__ -#define __KALMAN_DLQE1_TYPES_H__ - -/* Type Definitions */ - -#endif -/* End of code generation (kalman_dlqe1_types.h) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe2.c b/src/modules/position_estimator_mc/codegen/kalman_dlqe2.c deleted file mode 100755 index 11b999064..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe2.c +++ /dev/null @@ -1,119 +0,0 @@ -/* - * kalman_dlqe2.c - * - * Code generation for function 'kalman_dlqe2' - * - * C source code generated on: Thu Feb 14 12:52:28 2013 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "kalman_dlqe2.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -static real32_T rt_powf_snf(real32_T u0, real32_T u1); - -/* Function Definitions */ -static real32_T rt_powf_snf(real32_T u0, real32_T u1) -{ - real32_T y; - real32_T f1; - real32_T f2; - if (rtIsNaNF(u0) || rtIsNaNF(u1)) { - y = ((real32_T)rtNaN); - } else { - f1 = (real32_T)fabs(u0); - f2 = (real32_T)fabs(u1); - if (rtIsInfF(u1)) { - if (f1 == 1.0F) { - y = ((real32_T)rtNaN); - } else if (f1 > 1.0F) { - if (u1 > 0.0F) { - y = ((real32_T)rtInf); - } else { - y = 0.0F; - } - } else if (u1 > 0.0F) { - y = 0.0F; - } else { - y = ((real32_T)rtInf); - } - } else if (f2 == 0.0F) { - y = 1.0F; - } else if (f2 == 1.0F) { - if (u1 > 0.0F) { - y = u0; - } else { - y = 1.0F / u0; - } - } else if (u1 == 2.0F) { - y = u0 * u0; - } else if ((u1 == 0.5F) && (u0 >= 0.0F)) { - y = (real32_T)sqrt(u0); - } else if ((u0 < 0.0F) && (u1 > (real32_T)floor(u1))) { - y = ((real32_T)rtNaN); - } else { - y = (real32_T)pow(u0, u1); - } - } - - return y; -} - -void kalman_dlqe2(real32_T dt, real32_T k1, real32_T k2, real32_T k3, const - real32_T x_aposteriori_k[3], real32_T z, real32_T - x_aposteriori[3]) -{ - //printf("[dqle2] dt: %12.8f\tvk1 %12.8f\tk2: %12.8f\tk3: %12.8f\n", (double)(dt), (double)(k1), (double)(k2), (double)(k3)); - //printf("[dqle2] dt: %8.4f\n", (double)(dt));//, (double)(k1), (double)(k2), (double)(k3)); - real32_T A[9]; - real32_T y; - int32_T i0; - static const int8_T iv0[3] = { 0, 0, 1 }; - - real32_T b_k1[3]; - int32_T i1; - static const int8_T iv1[3] = { 1, 0, 0 }; - - real32_T f0; - A[0] = 1.0F; - A[3] = dt; - A[6] = 0.5F * rt_powf_snf(dt, 2.0F); - A[1] = 0.0F; - A[4] = 1.0F; - A[7] = dt; - y = 0.0F; - for (i0 = 0; i0 < 3; i0++) { - A[2 + 3 * i0] = (real32_T)iv0[i0]; - b_k1[i0] = 0.0F; - for (i1 = 0; i1 < 3; i1++) { - b_k1[i0] += (real32_T)iv1[i1] * A[i1 + 3 * i0]; - } - - y += b_k1[i0] * x_aposteriori_k[i0]; - } - - y = z - y; - b_k1[0] = k1; - b_k1[1] = k2; - b_k1[2] = k3; - for (i0 = 0; i0 < 3; i0++) { - f0 = 0.0F; - for (i1 = 0; i1 < 3; i1++) { - f0 += A[i0 + 3 * i1] * x_aposteriori_k[i1]; - } - - x_aposteriori[i0] = f0 + b_k1[i0] * y; - } -} - -/* End of code generation (kalman_dlqe2.c) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe2.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe2.h deleted file mode 100755 index 30170ae22..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe2.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * kalman_dlqe2.h - * - * Code generation for function 'kalman_dlqe2' - * - * C source code generated on: Thu Feb 14 12:52:29 2013 - * - */ - -#ifndef __KALMAN_DLQE2_H__ -#define __KALMAN_DLQE2_H__ -/* Include files */ -#include <math.h> -#include <stddef.h> -#include <stdlib.h> -#include "rt_nonfinite.h" - -#include "rtwtypes.h" -#include "kalman_dlqe2_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void kalman_dlqe2(real32_T dt, real32_T k1, real32_T k2, real32_T k3, const real32_T x_aposteriori_k[3], real32_T z, real32_T x_aposteriori[3]); -#endif -/* End of code generation (kalman_dlqe2.h) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe2_initialize.c b/src/modules/position_estimator_mc/codegen/kalman_dlqe2_initialize.c deleted file mode 100755 index de5a1d8aa..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe2_initialize.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * kalman_dlqe2_initialize.c - * - * Code generation for function 'kalman_dlqe2_initialize' - * - * C source code generated on: Thu Feb 14 12:52:28 2013 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "kalman_dlqe2.h" -#include "kalman_dlqe2_initialize.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void kalman_dlqe2_initialize(void) -{ - rt_InitInfAndNaN(8U); -} - -/* End of code generation (kalman_dlqe2_initialize.c) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe2_initialize.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe2_initialize.h deleted file mode 100755 index 3d507ff31..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe2_initialize.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * kalman_dlqe2_initialize.h - * - * Code generation for function 'kalman_dlqe2_initialize' - * - * C source code generated on: Thu Feb 14 12:52:28 2013 - * - */ - -#ifndef __KALMAN_DLQE2_INITIALIZE_H__ -#define __KALMAN_DLQE2_INITIALIZE_H__ -/* Include files */ -#include <math.h> -#include <stddef.h> -#include <stdlib.h> -#include "rt_nonfinite.h" - -#include "rtwtypes.h" -#include "kalman_dlqe2_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void kalman_dlqe2_initialize(void); -#endif -/* End of code generation (kalman_dlqe2_initialize.h) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe2_terminate.c b/src/modules/position_estimator_mc/codegen/kalman_dlqe2_terminate.c deleted file mode 100755 index 0757c878c..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe2_terminate.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * kalman_dlqe2_terminate.c - * - * Code generation for function 'kalman_dlqe2_terminate' - * - * C source code generated on: Thu Feb 14 12:52:28 2013 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "kalman_dlqe2.h" -#include "kalman_dlqe2_terminate.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void kalman_dlqe2_terminate(void) -{ - /* (no terminate code required) */ -} - -/* End of code generation (kalman_dlqe2_terminate.c) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe2_terminate.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe2_terminate.h deleted file mode 100755 index 23995020b..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe2_terminate.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * kalman_dlqe2_terminate.h - * - * Code generation for function 'kalman_dlqe2_terminate' - * - * C source code generated on: Thu Feb 14 12:52:28 2013 - * - */ - -#ifndef __KALMAN_DLQE2_TERMINATE_H__ -#define __KALMAN_DLQE2_TERMINATE_H__ -/* Include files */ -#include <math.h> -#include <stddef.h> -#include <stdlib.h> -#include "rt_nonfinite.h" - -#include "rtwtypes.h" -#include "kalman_dlqe2_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void kalman_dlqe2_terminate(void); -#endif -/* End of code generation (kalman_dlqe2_terminate.h) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe2_types.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe2_types.h deleted file mode 100755 index f7a04d908..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe2_types.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * kalman_dlqe2_types.h - * - * Code generation for function 'kalman_dlqe2' - * - * C source code generated on: Thu Feb 14 12:52:28 2013 - * - */ - -#ifndef __KALMAN_DLQE2_TYPES_H__ -#define __KALMAN_DLQE2_TYPES_H__ - -/* Type Definitions */ - -#endif -/* End of code generation (kalman_dlqe2_types.h) */ diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe3.c b/src/modules/position_estimator_mc/codegen/kalman_dlqe3.c deleted file mode 100755 index 9efe2ea7a..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe3.c +++ /dev/null @@ -1,137 +0,0 @@ -/*
- * kalman_dlqe3.c
- *
- * Code generation for function 'kalman_dlqe3'
- *
- * C source code generated on: Tue Feb 19 15:26:31 2013
- *
- */
-
-/* Include files */
-#include "rt_nonfinite.h"
-#include "kalman_dlqe3.h"
-#include "randn.h"
-
-/* Type Definitions */
-
-/* Named Constants */
-
-/* Variable Declarations */
-
-/* Variable Definitions */
-
-/* Function Declarations */
-static real32_T rt_powf_snf(real32_T u0, real32_T u1);
-
-/* Function Definitions */
-static real32_T rt_powf_snf(real32_T u0, real32_T u1)
-{
- real32_T y;
- real32_T f1;
- real32_T f2;
- if (rtIsNaNF(u0) || rtIsNaNF(u1)) {
- y = ((real32_T)rtNaN);
- } else {
- f1 = (real32_T)fabs(u0);
- f2 = (real32_T)fabs(u1);
- if (rtIsInfF(u1)) {
- if (f1 == 1.0F) {
- y = ((real32_T)rtNaN);
- } else if (f1 > 1.0F) {
- if (u1 > 0.0F) {
- y = ((real32_T)rtInf);
- } else {
- y = 0.0F;
- }
- } else if (u1 > 0.0F) {
- y = 0.0F;
- } else {
- y = ((real32_T)rtInf);
- }
- } else if (f2 == 0.0F) {
- y = 1.0F;
- } else if (f2 == 1.0F) {
- if (u1 > 0.0F) {
- y = u0;
- } else {
- y = 1.0F / u0;
- }
- } else if (u1 == 2.0F) {
- y = u0 * u0;
- } else if ((u1 == 0.5F) && (u0 >= 0.0F)) {
- y = (real32_T)sqrt(u0);
- } else if ((u0 < 0.0F) && (u1 > (real32_T)floor(u1))) {
- y = ((real32_T)rtNaN);
- } else {
- y = (real32_T)pow(u0, u1);
- }
- }
-
- return y;
-}
-
-void kalman_dlqe3(real32_T dt, real32_T k1, real32_T k2, real32_T k3, const
- real32_T x_aposteriori_k[3], real32_T z, real32_T posUpdate,
- real32_T addNoise, real32_T sigma, real32_T x_aposteriori[3])
-{
- real32_T A[9];
- int32_T i0;
- static const int8_T iv0[3] = { 0, 0, 1 };
-
- real_T b;
- real32_T y;
- real32_T b_y[3];
- int32_T i1;
- static const int8_T iv1[3] = { 1, 0, 0 };
-
- real32_T b_k1[3];
- real32_T f0;
- A[0] = 1.0F;
- A[3] = dt;
- A[6] = 0.5F * rt_powf_snf(dt, 2.0F);
- A[1] = 0.0F;
- A[4] = 1.0F;
- A[7] = dt;
- for (i0 = 0; i0 < 3; i0++) {
- A[2 + 3 * i0] = (real32_T)iv0[i0];
- }
-
- if (addNoise == 1.0F) {
- b = randn();
- z += sigma * (real32_T)b;
- }
-
- if (posUpdate != 0.0F) {
- y = 0.0F;
- for (i0 = 0; i0 < 3; i0++) {
- b_y[i0] = 0.0F;
- for (i1 = 0; i1 < 3; i1++) {
- b_y[i0] += (real32_T)iv1[i1] * A[i1 + 3 * i0];
- }
-
- y += b_y[i0] * x_aposteriori_k[i0];
- }
-
- y = z - y;
- b_k1[0] = k1;
- b_k1[1] = k2;
- b_k1[2] = k3;
- for (i0 = 0; i0 < 3; i0++) {
- f0 = 0.0F;
- for (i1 = 0; i1 < 3; i1++) {
- f0 += A[i0 + 3 * i1] * x_aposteriori_k[i1];
- }
-
- x_aposteriori[i0] = f0 + b_k1[i0] * y;
- }
- } else {
- for (i0 = 0; i0 < 3; i0++) {
- x_aposteriori[i0] = 0.0F;
- for (i1 = 0; i1 < 3; i1++) {
- x_aposteriori[i0] += A[i0 + 3 * i1] * x_aposteriori_k[i1];
- }
- }
- }
-}
-
-/* End of code generation (kalman_dlqe3.c) */
diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe3.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe3.h deleted file mode 100755 index 9bbffbbb3..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe3.h +++ /dev/null @@ -1,33 +0,0 @@ -/*
- * kalman_dlqe3.h
- *
- * Code generation for function 'kalman_dlqe3'
- *
- * C source code generated on: Tue Feb 19 15:26:32 2013
- *
- */
-
-#ifndef __KALMAN_DLQE3_H__
-#define __KALMAN_DLQE3_H__
-/* Include files */
-#include <math.h>
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-#include "rt_nonfinite.h"
-
-#include "rtwtypes.h"
-#include "kalman_dlqe3_types.h"
-
-/* Type Definitions */
-
-/* Named Constants */
-
-/* Variable Declarations */
-
-/* Variable Definitions */
-
-/* Function Declarations */
-extern void kalman_dlqe3(real32_T dt, real32_T k1, real32_T k2, real32_T k3, const real32_T x_aposteriori_k[3], real32_T z, real32_T posUpdate, real32_T addNoise, real32_T sigma, real32_T x_aposteriori[3]);
-#endif
-/* End of code generation (kalman_dlqe3.h) */
diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_data.c b/src/modules/position_estimator_mc/codegen/kalman_dlqe3_data.c deleted file mode 100755 index 8f2275c13..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_data.c +++ /dev/null @@ -1,32 +0,0 @@ -/*
- * kalman_dlqe3_data.c
- *
- * Code generation for function 'kalman_dlqe3_data'
- *
- * C source code generated on: Tue Feb 19 15:26:31 2013
- *
- */
-
-/* Include files */
-#include "rt_nonfinite.h"
-#include "kalman_dlqe3.h"
-#include "kalman_dlqe3_data.h"
-
-/* Type Definitions */
-
-/* Named Constants */
-
-/* Variable Declarations */
-
-/* Variable Definitions */
-uint32_T method;
-uint32_T state[2];
-uint32_T b_method;
-uint32_T b_state;
-uint32_T c_state[2];
-boolean_T state_not_empty;
-
-/* Function Declarations */
-
-/* Function Definitions */
-/* End of code generation (kalman_dlqe3_data.c) */
diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_data.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe3_data.h deleted file mode 100755 index 952eb7b89..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_data.h +++ /dev/null @@ -1,38 +0,0 @@ -/*
- * kalman_dlqe3_data.h
- *
- * Code generation for function 'kalman_dlqe3_data'
- *
- * C source code generated on: Tue Feb 19 15:26:31 2013
- *
- */
-
-#ifndef __KALMAN_DLQE3_DATA_H__
-#define __KALMAN_DLQE3_DATA_H__
-/* Include files */
-#include <math.h>
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-#include "rt_nonfinite.h"
-
-#include "rtwtypes.h"
-#include "kalman_dlqe3_types.h"
-
-/* Type Definitions */
-
-/* Named Constants */
-
-/* Variable Declarations */
-extern uint32_T method;
-extern uint32_T state[2];
-extern uint32_T b_method;
-extern uint32_T b_state;
-extern uint32_T c_state[2];
-extern boolean_T state_not_empty;
-
-/* Variable Definitions */
-
-/* Function Declarations */
-#endif
-/* End of code generation (kalman_dlqe3_data.h) */
diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_initialize.c b/src/modules/position_estimator_mc/codegen/kalman_dlqe3_initialize.c deleted file mode 100755 index b87d604c4..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_initialize.c +++ /dev/null @@ -1,47 +0,0 @@ -/*
- * kalman_dlqe3_initialize.c
- *
- * Code generation for function 'kalman_dlqe3_initialize'
- *
- * C source code generated on: Tue Feb 19 15:26:31 2013
- *
- */
-
-/* Include files */
-#include "rt_nonfinite.h"
-#include "kalman_dlqe3.h"
-#include "kalman_dlqe3_initialize.h"
-#include "kalman_dlqe3_data.h"
-
-/* Type Definitions */
-
-/* Named Constants */
-
-/* Variable Declarations */
-
-/* Variable Definitions */
-
-/* Function Declarations */
-
-/* Function Definitions */
-void kalman_dlqe3_initialize(void)
-{
- int32_T i;
- static const uint32_T uv0[2] = { 362436069U, 0U };
-
- rt_InitInfAndNaN(8U);
- state_not_empty = FALSE;
- b_state = 1144108930U;
- b_method = 7U;
- method = 0U;
- for (i = 0; i < 2; i++) {
- c_state[i] = 362436069U + 158852560U * (uint32_T)i;
- state[i] = uv0[i];
- }
-
- if (state[1] == 0U) {
- state[1] = 521288629U;
- }
-}
-
-/* End of code generation (kalman_dlqe3_initialize.c) */
diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_initialize.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe3_initialize.h deleted file mode 100755 index 9dee90f9e..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_initialize.h +++ /dev/null @@ -1,33 +0,0 @@ -/*
- * kalman_dlqe3_initialize.h
- *
- * Code generation for function 'kalman_dlqe3_initialize'
- *
- * C source code generated on: Tue Feb 19 15:26:31 2013
- *
- */
-
-#ifndef __KALMAN_DLQE3_INITIALIZE_H__
-#define __KALMAN_DLQE3_INITIALIZE_H__
-/* Include files */
-#include <math.h>
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-#include "rt_nonfinite.h"
-
-#include "rtwtypes.h"
-#include "kalman_dlqe3_types.h"
-
-/* Type Definitions */
-
-/* Named Constants */
-
-/* Variable Declarations */
-
-/* Variable Definitions */
-
-/* Function Declarations */
-extern void kalman_dlqe3_initialize(void);
-#endif
-/* End of code generation (kalman_dlqe3_initialize.h) */
diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_terminate.c b/src/modules/position_estimator_mc/codegen/kalman_dlqe3_terminate.c deleted file mode 100755 index b00858205..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_terminate.c +++ /dev/null @@ -1,31 +0,0 @@ -/*
- * kalman_dlqe3_terminate.c
- *
- * Code generation for function 'kalman_dlqe3_terminate'
- *
- * C source code generated on: Tue Feb 19 15:26:31 2013
- *
- */
-
-/* Include files */
-#include "rt_nonfinite.h"
-#include "kalman_dlqe3.h"
-#include "kalman_dlqe3_terminate.h"
-
-/* Type Definitions */
-
-/* Named Constants */
-
-/* Variable Declarations */
-
-/* Variable Definitions */
-
-/* Function Declarations */
-
-/* Function Definitions */
-void kalman_dlqe3_terminate(void)
-{
- /* (no terminate code required) */
-}
-
-/* End of code generation (kalman_dlqe3_terminate.c) */
diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_terminate.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe3_terminate.h deleted file mode 100755 index 69cc85c76..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_terminate.h +++ /dev/null @@ -1,33 +0,0 @@ -/*
- * kalman_dlqe3_terminate.h
- *
- * Code generation for function 'kalman_dlqe3_terminate'
- *
- * C source code generated on: Tue Feb 19 15:26:31 2013
- *
- */
-
-#ifndef __KALMAN_DLQE3_TERMINATE_H__
-#define __KALMAN_DLQE3_TERMINATE_H__
-/* Include files */
-#include <math.h>
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-#include "rt_nonfinite.h"
-
-#include "rtwtypes.h"
-#include "kalman_dlqe3_types.h"
-
-/* Type Definitions */
-
-/* Named Constants */
-
-/* Variable Declarations */
-
-/* Variable Definitions */
-
-/* Function Declarations */
-extern void kalman_dlqe3_terminate(void);
-#endif
-/* End of code generation (kalman_dlqe3_terminate.h) */
diff --git a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_types.h b/src/modules/position_estimator_mc/codegen/kalman_dlqe3_types.h deleted file mode 100755 index f36ea4557..000000000 --- a/src/modules/position_estimator_mc/codegen/kalman_dlqe3_types.h +++ /dev/null @@ -1,16 +0,0 @@ -/*
- * kalman_dlqe3_types.h
- *
- * Code generation for function 'kalman_dlqe3'
- *
- * C source code generated on: Tue Feb 19 15:26:30 2013
- *
- */
-
-#ifndef __KALMAN_DLQE3_TYPES_H__
-#define __KALMAN_DLQE3_TYPES_H__
-
-/* Type Definitions */
-
-#endif
-/* End of code generation (kalman_dlqe3_types.h) */
diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D.c b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D.c deleted file mode 100755 index 5139848bc..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - * positionKalmanFilter1D.c - * - * Code generation for function 'positionKalmanFilter1D' - * - * C source code generated on: Fri Nov 30 14:26:11 2012 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "positionKalmanFilter1D.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void positionKalmanFilter1D(const real32_T A[9], const real32_T B[3], const - real32_T C[3], const real32_T x_aposteriori_k[3], const real32_T - P_aposteriori_k[9], real32_T u, real32_T z, uint8_T gps_update, const real32_T - Q[9], real32_T R, real32_T thresh, real32_T decay, real32_T x_aposteriori[3], - real32_T P_aposteriori[9]) -{ - int32_T i0; - real32_T f0; - int32_T k; - real32_T b_A[9]; - int32_T i1; - real32_T P_apriori[9]; - real32_T y; - real32_T K[3]; - real32_T S; - int8_T I[9]; - - /* prediction */ - for (i0 = 0; i0 < 3; i0++) { - f0 = 0.0F; - for (k = 0; k < 3; k++) { - f0 += A[i0 + 3 * k] * x_aposteriori_k[k]; - } - - x_aposteriori[i0] = f0 + B[i0] * u; - } - - for (i0 = 0; i0 < 3; i0++) { - for (k = 0; k < 3; k++) { - b_A[i0 + 3 * k] = 0.0F; - for (i1 = 0; i1 < 3; i1++) { - b_A[i0 + 3 * k] += A[i0 + 3 * i1] * P_aposteriori_k[i1 + 3 * k]; - } - } - } - - for (i0 = 0; i0 < 3; i0++) { - for (k = 0; k < 3; k++) { - f0 = 0.0F; - for (i1 = 0; i1 < 3; i1++) { - f0 += b_A[i0 + 3 * i1] * A[k + 3 * i1]; - } - - P_apriori[i0 + 3 * k] = f0 + Q[i0 + 3 * k]; - } - } - - if ((real32_T)fabs(u) < thresh) { - x_aposteriori[1] *= decay; - } - - /* update */ - if (gps_update == 1) { - y = 0.0F; - for (k = 0; k < 3; k++) { - y += C[k] * x_aposteriori[k]; - K[k] = 0.0F; - for (i0 = 0; i0 < 3; i0++) { - K[k] += C[i0] * P_apriori[i0 + 3 * k]; - } - } - - y = z - y; - S = 0.0F; - for (k = 0; k < 3; k++) { - S += K[k] * C[k]; - } - - S += R; - for (i0 = 0; i0 < 3; i0++) { - f0 = 0.0F; - for (k = 0; k < 3; k++) { - f0 += P_apriori[i0 + 3 * k] * C[k]; - } - - K[i0] = f0 / S; - } - - for (i0 = 0; i0 < 3; i0++) { - x_aposteriori[i0] += K[i0] * y; - } - - for (i0 = 0; i0 < 9; i0++) { - I[i0] = 0; - } - - for (k = 0; k < 3; k++) { - I[k + 3 * k] = 1; - } - - for (i0 = 0; i0 < 3; i0++) { - for (k = 0; k < 3; k++) { - b_A[k + 3 * i0] = (real32_T)I[k + 3 * i0] - K[k] * C[i0]; - } - } - - for (i0 = 0; i0 < 3; i0++) { - for (k = 0; k < 3; k++) { - P_aposteriori[i0 + 3 * k] = 0.0F; - for (i1 = 0; i1 < 3; i1++) { - P_aposteriori[i0 + 3 * k] += b_A[i0 + 3 * i1] * P_apriori[i1 + 3 * k]; - } - } - } - } else { - for (i0 = 0; i0 < 9; i0++) { - P_aposteriori[i0] = P_apriori[i0]; - } - } -} - -/* End of code generation (positionKalmanFilter1D.c) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D.h b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D.h deleted file mode 100755 index 205c8eb4e..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * positionKalmanFilter1D.h - * - * Code generation for function 'positionKalmanFilter1D' - * - * C source code generated on: Fri Nov 30 14:26:11 2012 - * - */ - -#ifndef __POSITIONKALMANFILTER1D_H__ -#define __POSITIONKALMANFILTER1D_H__ -/* Include files */ -#include <math.h> -#include <stddef.h> -#include <stdlib.h> - -#include "rtwtypes.h" -#include "positionKalmanFilter1D_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void positionKalmanFilter1D(const real32_T A[9], const real32_T B[3], const real32_T C[3], const real32_T x_aposteriori_k[3], const real32_T P_aposteriori_k[9], real32_T u, real32_T z, uint8_T gps_update, const real32_T Q[9], real32_T R, real32_T thresh, real32_T decay, real32_T x_aposteriori[3], real32_T P_aposteriori[9]); -#endif -/* End of code generation (positionKalmanFilter1D.h) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT.c b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT.c deleted file mode 100755 index 4c535618a..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT.c +++ /dev/null @@ -1,157 +0,0 @@ -/* - * positionKalmanFilter1D_dT.c - * - * Code generation for function 'positionKalmanFilter1D_dT' - * - * C source code generated on: Fri Nov 30 17:37:33 2012 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "positionKalmanFilter1D_dT.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void positionKalmanFilter1D_dT(real32_T dT, const real32_T x_aposteriori_k[3], - const real32_T P_aposteriori_k[9], real32_T u, real32_T z, uint8_T gps_update, - const real32_T Q[9], real_T R, real32_T thresh, real32_T decay, real32_T - x_aposteriori[3], real32_T P_aposteriori[9]) -{ - real32_T A[9]; - int32_T i; - static const int8_T iv0[3] = { 0, 0, 1 }; - - real32_T K[3]; - real32_T f0; - int32_T i0; - real32_T b_A[9]; - int32_T i1; - real32_T P_apriori[9]; - static const int8_T iv1[3] = { 1, 0, 0 }; - - real32_T fv0[3]; - real32_T y; - static const int8_T iv2[3] = { 1, 0, 0 }; - - real32_T S; - int8_T I[9]; - - /* dynamics */ - A[0] = 1.0F; - A[3] = dT; - A[6] = -0.5F * dT * dT; - A[1] = 0.0F; - A[4] = 1.0F; - A[7] = -dT; - for (i = 0; i < 3; i++) { - A[2 + 3 * i] = (real32_T)iv0[i]; - } - - /* prediction */ - K[0] = 0.5F * dT * dT; - K[1] = dT; - K[2] = 0.0F; - for (i = 0; i < 3; i++) { - f0 = 0.0F; - for (i0 = 0; i0 < 3; i0++) { - f0 += A[i + 3 * i0] * x_aposteriori_k[i0]; - } - - x_aposteriori[i] = f0 + K[i] * u; - } - - for (i = 0; i < 3; i++) { - for (i0 = 0; i0 < 3; i0++) { - b_A[i + 3 * i0] = 0.0F; - for (i1 = 0; i1 < 3; i1++) { - b_A[i + 3 * i0] += A[i + 3 * i1] * P_aposteriori_k[i1 + 3 * i0]; - } - } - } - - for (i = 0; i < 3; i++) { - for (i0 = 0; i0 < 3; i0++) { - f0 = 0.0F; - for (i1 = 0; i1 < 3; i1++) { - f0 += b_A[i + 3 * i1] * A[i0 + 3 * i1]; - } - - P_apriori[i + 3 * i0] = f0 + Q[i + 3 * i0]; - } - } - - if ((real32_T)fabs(u) < thresh) { - x_aposteriori[1] *= decay; - } - - /* update */ - if (gps_update == 1) { - f0 = 0.0F; - for (i = 0; i < 3; i++) { - f0 += (real32_T)iv1[i] * x_aposteriori[i]; - fv0[i] = 0.0F; - for (i0 = 0; i0 < 3; i0++) { - fv0[i] += (real32_T)iv1[i0] * P_apriori[i0 + 3 * i]; - } - } - - y = z - f0; - f0 = 0.0F; - for (i = 0; i < 3; i++) { - f0 += fv0[i] * (real32_T)iv2[i]; - } - - S = f0 + (real32_T)R; - for (i = 0; i < 3; i++) { - f0 = 0.0F; - for (i0 = 0; i0 < 3; i0++) { - f0 += P_apriori[i + 3 * i0] * (real32_T)iv2[i0]; - } - - K[i] = f0 / S; - } - - for (i = 0; i < 3; i++) { - x_aposteriori[i] += K[i] * y; - } - - for (i = 0; i < 9; i++) { - I[i] = 0; - } - - for (i = 0; i < 3; i++) { - I[i + 3 * i] = 1; - } - - for (i = 0; i < 3; i++) { - for (i0 = 0; i0 < 3; i0++) { - A[i0 + 3 * i] = (real32_T)I[i0 + 3 * i] - K[i0] * (real32_T)iv1[i]; - } - } - - for (i = 0; i < 3; i++) { - for (i0 = 0; i0 < 3; i0++) { - P_aposteriori[i + 3 * i0] = 0.0F; - for (i1 = 0; i1 < 3; i1++) { - P_aposteriori[i + 3 * i0] += A[i + 3 * i1] * P_apriori[i1 + 3 * i0]; - } - } - } - } else { - for (i = 0; i < 9; i++) { - P_aposteriori[i] = P_apriori[i]; - } - } -} - -/* End of code generation (positionKalmanFilter1D_dT.c) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT.h b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT.h deleted file mode 100755 index 94cbe2ce6..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * positionKalmanFilter1D_dT.h - * - * Code generation for function 'positionKalmanFilter1D_dT' - * - * C source code generated on: Fri Nov 30 17:37:33 2012 - * - */ - -#ifndef __POSITIONKALMANFILTER1D_DT_H__ -#define __POSITIONKALMANFILTER1D_DT_H__ -/* Include files */ -#include <math.h> -#include <stddef.h> -#include <stdlib.h> - -#include "rtwtypes.h" -#include "positionKalmanFilter1D_dT_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void positionKalmanFilter1D_dT(real32_T dT, const real32_T x_aposteriori_k[3], const real32_T P_aposteriori_k[9], real32_T u, real32_T z, uint8_T gps_update, const real32_T Q[9], real_T R, real32_T thresh, real32_T decay, real32_T x_aposteriori[3], real32_T P_aposteriori[9]); -#endif -/* End of code generation (positionKalmanFilter1D_dT.h) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_initialize.c b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_initialize.c deleted file mode 100755 index aa89f8a9d..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_initialize.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * positionKalmanFilter1D_dT_initialize.c - * - * Code generation for function 'positionKalmanFilter1D_dT_initialize' - * - * C source code generated on: Fri Nov 30 17:37:33 2012 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "positionKalmanFilter1D_dT.h" -#include "positionKalmanFilter1D_dT_initialize.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void positionKalmanFilter1D_dT_initialize(void) -{ - rt_InitInfAndNaN(8U); -} - -/* End of code generation (positionKalmanFilter1D_dT_initialize.c) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_initialize.h b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_initialize.h deleted file mode 100755 index 8d358a9a3..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_initialize.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * positionKalmanFilter1D_dT_initialize.h - * - * Code generation for function 'positionKalmanFilter1D_dT_initialize' - * - * C source code generated on: Fri Nov 30 17:37:33 2012 - * - */ - -#ifndef __POSITIONKALMANFILTER1D_DT_INITIALIZE_H__ -#define __POSITIONKALMANFILTER1D_DT_INITIALIZE_H__ -/* Include files */ -#include <math.h> -#include <stddef.h> -#include <stdlib.h> - -#include "rtwtypes.h" -#include "positionKalmanFilter1D_dT_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void positionKalmanFilter1D_dT_initialize(void); -#endif -/* End of code generation (positionKalmanFilter1D_dT_initialize.h) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_terminate.c b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_terminate.c deleted file mode 100755 index 20ed2edbb..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_terminate.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * positionKalmanFilter1D_dT_terminate.c - * - * Code generation for function 'positionKalmanFilter1D_dT_terminate' - * - * C source code generated on: Fri Nov 30 17:37:33 2012 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "positionKalmanFilter1D_dT.h" -#include "positionKalmanFilter1D_dT_terminate.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void positionKalmanFilter1D_dT_terminate(void) -{ - /* (no terminate code required) */ -} - -/* End of code generation (positionKalmanFilter1D_dT_terminate.c) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_terminate.h b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_terminate.h deleted file mode 100755 index 5eb5807a0..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_terminate.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * positionKalmanFilter1D_dT_terminate.h - * - * Code generation for function 'positionKalmanFilter1D_dT_terminate' - * - * C source code generated on: Fri Nov 30 17:37:33 2012 - * - */ - -#ifndef __POSITIONKALMANFILTER1D_DT_TERMINATE_H__ -#define __POSITIONKALMANFILTER1D_DT_TERMINATE_H__ -/* Include files */ -#include <math.h> -#include <stddef.h> -#include <stdlib.h> - -#include "rtwtypes.h" -#include "positionKalmanFilter1D_dT_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void positionKalmanFilter1D_dT_terminate(void); -#endif -/* End of code generation (positionKalmanFilter1D_dT_terminate.h) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_types.h b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_types.h deleted file mode 100755 index 43e5f016c..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_dT_types.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * positionKalmanFilter1D_dT_types.h - * - * Code generation for function 'positionKalmanFilter1D_dT' - * - * C source code generated on: Fri Nov 30 17:37:33 2012 - * - */ - -#ifndef __POSITIONKALMANFILTER1D_DT_TYPES_H__ -#define __POSITIONKALMANFILTER1D_DT_TYPES_H__ - -/* Type Definitions */ - -#endif -/* End of code generation (positionKalmanFilter1D_dT_types.h) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_initialize.c b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_initialize.c deleted file mode 100755 index 5bd87c390..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_initialize.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * positionKalmanFilter1D_initialize.c - * - * Code generation for function 'positionKalmanFilter1D_initialize' - * - * C source code generated on: Fri Nov 30 14:26:11 2012 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "positionKalmanFilter1D.h" -#include "positionKalmanFilter1D_initialize.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void positionKalmanFilter1D_initialize(void) -{ - rt_InitInfAndNaN(8U); -} - -/* End of code generation (positionKalmanFilter1D_initialize.c) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_initialize.h b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_initialize.h deleted file mode 100755 index 44bce472f..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_initialize.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * positionKalmanFilter1D_initialize.h - * - * Code generation for function 'positionKalmanFilter1D_initialize' - * - * C source code generated on: Fri Nov 30 14:26:11 2012 - * - */ - -#ifndef __POSITIONKALMANFILTER1D_INITIALIZE_H__ -#define __POSITIONKALMANFILTER1D_INITIALIZE_H__ -/* Include files */ -#include <math.h> -#include <stddef.h> -#include <stdlib.h> - -#include "rtwtypes.h" -#include "positionKalmanFilter1D_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void positionKalmanFilter1D_initialize(void); -#endif -/* End of code generation (positionKalmanFilter1D_initialize.h) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_terminate.c b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_terminate.c deleted file mode 100755 index 41e11936f..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_terminate.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * positionKalmanFilter1D_terminate.c - * - * Code generation for function 'positionKalmanFilter1D_terminate' - * - * C source code generated on: Fri Nov 30 14:26:11 2012 - * - */ - -/* Include files */ -#include "rt_nonfinite.h" -#include "positionKalmanFilter1D.h" -#include "positionKalmanFilter1D_terminate.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ - -/* Function Definitions */ -void positionKalmanFilter1D_terminate(void) -{ - /* (no terminate code required) */ -} - -/* End of code generation (positionKalmanFilter1D_terminate.c) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_terminate.h b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_terminate.h deleted file mode 100755 index e84ea01bc..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_terminate.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * positionKalmanFilter1D_terminate.h - * - * Code generation for function 'positionKalmanFilter1D_terminate' - * - * C source code generated on: Fri Nov 30 14:26:11 2012 - * - */ - -#ifndef __POSITIONKALMANFILTER1D_TERMINATE_H__ -#define __POSITIONKALMANFILTER1D_TERMINATE_H__ -/* Include files */ -#include <math.h> -#include <stddef.h> -#include <stdlib.h> - -#include "rtwtypes.h" -#include "positionKalmanFilter1D_types.h" - -/* Type Definitions */ - -/* Named Constants */ - -/* Variable Declarations */ - -/* Variable Definitions */ - -/* Function Declarations */ -extern void positionKalmanFilter1D_terminate(void); -#endif -/* End of code generation (positionKalmanFilter1D_terminate.h) */ diff --git a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_types.h b/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_types.h deleted file mode 100755 index 4b473f56f..000000000 --- a/src/modules/position_estimator_mc/codegen/positionKalmanFilter1D_types.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * positionKalmanFilter1D_types.h - * - * Code generation for function 'positionKalmanFilter1D' - * - * C source code generated on: Fri Nov 30 14:26:11 2012 - * - */ - -#ifndef __POSITIONKALMANFILTER1D_TYPES_H__ -#define __POSITIONKALMANFILTER1D_TYPES_H__ - -/* Type Definitions */ - -#endif -/* End of code generation (positionKalmanFilter1D_types.h) */ diff --git a/src/modules/position_estimator_mc/codegen/randn.c b/src/modules/position_estimator_mc/codegen/randn.c deleted file mode 100755 index 51aef7b76..000000000 --- a/src/modules/position_estimator_mc/codegen/randn.c +++ /dev/null @@ -1,524 +0,0 @@ -/*
- * randn.c
- *
- * Code generation for function 'randn'
- *
- * C source code generated on: Tue Feb 19 15:26:32 2013
- *
- */
-
-/* Include files */
-#include "rt_nonfinite.h"
-#include "kalman_dlqe3.h"
-#include "randn.h"
-#include "kalman_dlqe3_data.h"
-
-/* Type Definitions */
-
-/* Named Constants */
-
-/* Variable Declarations */
-
-/* Variable Definitions */
-static uint32_T d_state[625];
-
-/* Function Declarations */
-static real_T b_genrandu(uint32_T mt[625]);
-static real_T eml_rand_mt19937ar(uint32_T e_state[625]);
-static real_T eml_rand_shr3cong(uint32_T e_state[2]);
-static void genrand_uint32_vector(uint32_T mt[625], uint32_T u[2]);
-static void genrandu(uint32_T s, uint32_T *e_state, real_T *r);
-static void twister_state_vector(uint32_T mt[625], real_T seed);
-
-/* Function Definitions */
-static real_T b_genrandu(uint32_T mt[625])
-{
- real_T r;
- int32_T exitg1;
- uint32_T u[2];
- boolean_T isvalid;
- int32_T k;
- boolean_T exitg2;
-
- /* <LEGAL> This is a uniform (0,1) pseudorandom number generator based on: */
- /* <LEGAL> */
- /* <LEGAL> A C-program for MT19937, with initialization improved 2002/1/26. */
- /* <LEGAL> Coded by Takuji Nishimura and Makoto Matsumoto. */
- /* <LEGAL> */
- /* <LEGAL> Copyright (C) 1997 - 2002, Makoto Matsumoto and Takuji Nishimura, */
- /* <LEGAL> All rights reserved. */
- /* <LEGAL> */
- /* <LEGAL> Redistribution and use in source and binary forms, with or without */
- /* <LEGAL> modification, are permitted provided that the following conditions */
- /* <LEGAL> are met: */
- /* <LEGAL> */
- /* <LEGAL> 1. Redistributions of source code must retain the above copyright */
- /* <LEGAL> notice, this list of conditions and the following disclaimer. */
- /* <LEGAL> */
- /* <LEGAL> 2. Redistributions in binary form must reproduce the above copyright */
- /* <LEGAL> notice, this list of conditions and the following disclaimer in the */
- /* <LEGAL> documentation and/or other materials provided with the distribution. */
- /* <LEGAL> */
- /* <LEGAL> 3. The names of its contributors may not be used to endorse or promote */
- /* <LEGAL> products derived from this software without specific prior written */
- /* <LEGAL> permission. */
- /* <LEGAL> */
- /* <LEGAL> THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */
- /* <LEGAL> "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT */
- /* <LEGAL> LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR */
- /* <LEGAL> A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR */
- /* <LEGAL> CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, */
- /* <LEGAL> EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, */
- /* <LEGAL> PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR */
- /* <LEGAL> PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
- /* <LEGAL> LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */
- /* <LEGAL> NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS */
- /* <LEGAL> SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
- do {
- exitg1 = 0;
- genrand_uint32_vector(mt, u);
- r = 1.1102230246251565E-16 * ((real_T)(u[0] >> 5U) * 6.7108864E+7 + (real_T)
- (u[1] >> 6U));
- if (r == 0.0) {
- if ((mt[624] >= 1U) && (mt[624] < 625U)) {
- isvalid = TRUE;
- } else {
- isvalid = FALSE;
- }
-
- if (isvalid) {
- isvalid = FALSE;
- k = 1;
- exitg2 = FALSE;
- while ((exitg2 == FALSE) && (k < 625)) {
- if (mt[k - 1] == 0U) {
- k++;
- } else {
- isvalid = TRUE;
- exitg2 = TRUE;
- }
- }
- }
-
- if (!isvalid) {
- twister_state_vector(mt, 5489.0);
- }
- } else {
- exitg1 = 1;
- }
- } while (exitg1 == 0);
-
- return r;
-}
-
-static real_T eml_rand_mt19937ar(uint32_T e_state[625])
-{
- real_T r;
- int32_T exitg1;
- uint32_T u32[2];
- int32_T i;
- static const real_T dv1[257] = { 0.0, 0.215241895984875, 0.286174591792068,
- 0.335737519214422, 0.375121332878378, 0.408389134611989, 0.43751840220787,
- 0.46363433679088, 0.487443966139235, 0.50942332960209, 0.529909720661557,
- 0.549151702327164, 0.567338257053817, 0.584616766106378, 0.601104617755991,
- 0.61689699000775, 0.63207223638606, 0.646695714894993, 0.660822574244419,
- 0.674499822837293, 0.687767892795788, 0.700661841106814, 0.713212285190975,
- 0.725446140909999, 0.737387211434295, 0.749056662017815, 0.760473406430107,
- 0.771654424224568, 0.782615023307232, 0.793369058840623, 0.80392911698997,
- 0.814306670135215, 0.824512208752291, 0.834555354086381, 0.844444954909153,
- 0.854189171008163, 0.863795545553308, 0.87327106808886, 0.882622229585165,
- 0.891855070732941, 0.900975224461221, 0.909987953496718, 0.91889818364959,
- 0.927710533401999, 0.936429340286575, 0.945058684468165, 0.953602409881086,
- 0.96206414322304, 0.970447311064224, 0.978755155294224, 0.986990747099062,
- 0.99515699963509, 1.00325667954467, 1.01129241744, 1.01926671746548,
- 1.02718196603564, 1.03504043983344, 1.04284431314415, 1.05059566459093,
- 1.05829648333067, 1.06594867476212, 1.07355406579244, 1.0811144097034,
- 1.08863139065398, 1.09610662785202, 1.10354167942464, 1.11093804601357,
- 1.11829717411934, 1.12562045921553, 1.13290924865253, 1.14016484436815,
- 1.14738850542085, 1.15458145035993, 1.16174485944561, 1.16887987673083,
- 1.17598761201545, 1.18306914268269, 1.19012551542669, 1.19715774787944,
- 1.20416683014438, 1.2111537262437, 1.21811937548548, 1.22506469375653,
- 1.23199057474614, 1.23889789110569, 1.24578749554863, 1.2526602218949,
- 1.25951688606371, 1.26635828701823, 1.27318520766536, 1.27999841571382,
- 1.28679866449324, 1.29358669373695, 1.30036323033084, 1.30712898903073,
- 1.31388467315022, 1.32063097522106, 1.32736857762793, 1.33409815321936,
- 1.3408203658964, 1.34753587118059, 1.35424531676263, 1.36094934303328,
- 1.36764858359748, 1.37434366577317, 1.38103521107586, 1.38772383568998,
- 1.39441015092814, 1.40109476367925, 1.4077782768464, 1.41446128977547,
- 1.42114439867531, 1.42782819703026, 1.43451327600589, 1.44120022484872,
- 1.44788963128058, 1.45458208188841, 1.46127816251028, 1.46797845861808,
- 1.47468355569786, 1.48139403962819, 1.48811049705745, 1.49483351578049,
- 1.50156368511546, 1.50830159628131, 1.51504784277671, 1.521803020761,
- 1.52856772943771, 1.53534257144151, 1.542128153229, 1.54892508547417,
- 1.55573398346918, 1.56255546753104, 1.56939016341512, 1.57623870273591,
- 1.58310172339603, 1.58997987002419, 1.59687379442279, 1.60378415602609,
- 1.61071162236983, 1.61765686957301, 1.62462058283303, 1.63160345693487,
- 1.63860619677555, 1.64562951790478, 1.65267414708306, 1.65974082285818,
- 1.66683029616166, 1.67394333092612, 1.68108070472517, 1.68824320943719,
- 1.69543165193456, 1.70264685479992, 1.7098896570713, 1.71716091501782,
- 1.72446150294804, 1.73179231405296, 1.73915426128591, 1.74654827828172,
- 1.75397532031767, 1.76143636531891, 1.76893241491127, 1.77646449552452,
- 1.78403365954944, 1.79164098655216, 1.79928758454972, 1.80697459135082,
- 1.81470317596628, 1.82247454009388, 1.83028991968276, 1.83815058658281,
- 1.84605785028518, 1.8540130597602, 1.86201760539967, 1.87007292107127,
- 1.878180486293, 1.88634182853678, 1.8945585256707, 1.90283220855043,
- 1.91116456377125, 1.91955733659319, 1.92801233405266, 1.93653142827569,
- 1.94511656000868, 1.95376974238465, 1.96249306494436, 1.97128869793366,
- 1.98015889690048, 1.98910600761744, 1.99813247135842, 2.00724083056053,
- 2.0164337349062, 2.02571394786385, 2.03508435372962, 2.04454796521753,
- 2.05410793165065, 2.06376754781173, 2.07353026351874, 2.0833996939983,
- 2.09337963113879, 2.10347405571488, 2.11368715068665, 2.12402331568952,
- 2.13448718284602, 2.14508363404789, 2.15581781987674, 2.16669518035431,
- 2.17772146774029, 2.18890277162636, 2.20024554661128, 2.21175664288416,
- 2.22344334009251, 2.23531338492992, 2.24737503294739, 2.25963709517379,
- 2.27210899022838, 2.28480080272449, 2.29772334890286, 2.31088825060137,
- 2.32430801887113, 2.33799614879653, 2.35196722737914, 2.36623705671729,
- 2.38082279517208, 2.39574311978193, 2.41101841390112, 2.42667098493715,
- 2.44272531820036, 2.4592083743347, 2.47614993967052, 2.49358304127105,
- 2.51154444162669, 2.53007523215985, 2.54922155032478, 2.56903545268184,
- 2.58957598670829, 2.61091051848882, 2.63311639363158, 2.65628303757674,
- 2.68051464328574, 2.70593365612306, 2.73268535904401, 2.76094400527999,
- 2.79092117400193, 2.82287739682644, 2.85713873087322, 2.89412105361341,
- 2.93436686720889, 2.97860327988184, 3.02783779176959, 3.08352613200214,
- 3.147889289518, 3.2245750520478, 3.32024473383983, 3.44927829856143,
- 3.65415288536101, 3.91075795952492 };
-
- real_T u;
- static const real_T dv2[257] = { 1.0, 0.977101701267673, 0.959879091800108,
- 0.9451989534423, 0.932060075959231, 0.919991505039348, 0.908726440052131,
- 0.898095921898344, 0.887984660755834, 0.878309655808918, 0.869008688036857,
- 0.860033621196332, 0.851346258458678, 0.842915653112205, 0.834716292986884,
- 0.826726833946222, 0.818929191603703, 0.811307874312656, 0.803849483170964,
- 0.796542330422959, 0.789376143566025, 0.782341832654803, 0.775431304981187,
- 0.768637315798486, 0.761953346836795, 0.755373506507096, 0.748892447219157,
- 0.742505296340151, 0.736207598126863, 0.729995264561476, 0.72386453346863,
- 0.717811932630722, 0.711834248878248, 0.705928501332754, 0.700091918136512,
- 0.694321916126117, 0.688616083004672, 0.682972161644995, 0.677388036218774,
- 0.671861719897082, 0.66639134390875, 0.660975147776663, 0.655611470579697,
- 0.650298743110817, 0.645035480820822, 0.639820277453057, 0.634651799287624,
- 0.629528779924837, 0.624450015547027, 0.619414360605834, 0.614420723888914,
- 0.609468064925773, 0.604555390697468, 0.599681752619125, 0.594846243767987,
- 0.590047996332826, 0.585286179263371, 0.580559996100791, 0.575868682972354,
- 0.571211506735253, 0.566587763256165, 0.561996775814525, 0.557437893618766,
- 0.552910490425833, 0.548413963255266, 0.543947731190026, 0.539511234256952,
- 0.535103932380458, 0.530725304403662, 0.526374847171684, 0.522052074672322,
- 0.517756517229756, 0.513487720747327, 0.509245245995748, 0.505028667943468,
- 0.500837575126149, 0.49667156905249, 0.492530263643869, 0.488413284705458,
- 0.484320269426683, 0.480250865909047, 0.476204732719506, 0.47218153846773,
- 0.468180961405694, 0.464202689048174, 0.460246417812843, 0.456311852678716,
- 0.452398706861849, 0.448506701507203, 0.444635565395739, 0.440785034665804,
- 0.436954852547985, 0.433144769112652, 0.429354541029442, 0.425583931338022,
- 0.421832709229496, 0.418100649837848, 0.414387534040891, 0.410693148270188,
- 0.407017284329473, 0.403359739221114, 0.399720314980197, 0.396098818515832,
- 0.392495061459315, 0.388908860018789, 0.385340034840077, 0.381788410873393,
- 0.378253817245619, 0.374736087137891, 0.371235057668239, 0.367750569779032,
- 0.364282468129004, 0.360830600989648, 0.357394820145781, 0.353974980800077,
- 0.350570941481406, 0.347182563956794, 0.343809713146851, 0.340452257044522,
- 0.337110066637006, 0.333783015830718, 0.330470981379163, 0.327173842813601,
- 0.323891482376391, 0.320623784956905, 0.317370638029914, 0.314131931596337,
- 0.310907558126286, 0.307697412504292, 0.30450139197665, 0.301319396100803,
- 0.298151326696685, 0.294997087799962, 0.291856585617095, 0.288729728482183,
- 0.285616426815502, 0.282516593083708, 0.279430141761638, 0.276356989295668,
- 0.273297054068577, 0.270250256365875, 0.267216518343561, 0.264195763997261,
- 0.261187919132721, 0.258192911337619, 0.255210669954662, 0.252241126055942,
- 0.249284212418529, 0.246339863501264, 0.24340801542275, 0.240488605940501,
- 0.237581574431238, 0.23468686187233, 0.231804410824339, 0.228934165414681,
- 0.226076071322381, 0.223230075763918, 0.220396127480152, 0.217574176724331,
- 0.214764175251174, 0.211966076307031, 0.209179834621125, 0.206405406397881,
- 0.203642749310335, 0.200891822494657, 0.198152586545776, 0.195425003514135,
- 0.192709036903589, 0.190004651670465, 0.187311814223801, 0.1846304924268,
- 0.181960655599523, 0.179302274522848, 0.176655321443735, 0.174019770081839,
- 0.171395595637506, 0.168782774801212, 0.166181285764482, 0.163591108232366,
- 0.161012223437511, 0.158444614155925, 0.15588826472448, 0.153343161060263,
- 0.150809290681846, 0.148286642732575, 0.145775208005994, 0.143274978973514,
- 0.140785949814445, 0.138308116448551, 0.135841476571254, 0.133386029691669,
- 0.130941777173644, 0.12850872228, 0.126086870220186, 0.123676228201597,
- 0.12127680548479, 0.11888861344291, 0.116511665625611, 0.114145977827839,
- 0.111791568163838, 0.109448457146812, 0.107116667774684, 0.104796225622487,
- 0.102487158941935, 0.10018949876881, 0.0979032790388625, 0.095628536713009,
- 0.093365311912691, 0.0911136480663738, 0.0888735920682759,
- 0.0866451944505581, 0.0844285095703535, 0.082223595813203,
- 0.0800305158146631, 0.0778493367020961, 0.0756801303589272,
- 0.0735229737139814, 0.0713779490588905, 0.0692451443970068,
- 0.0671246538277886, 0.065016577971243, 0.0629210244377582, 0.06083810834954,
- 0.0587679529209339, 0.0567106901062031, 0.0546664613248891,
- 0.0526354182767924, 0.0506177238609479, 0.0486135532158687,
- 0.0466230949019305, 0.0446465522512946, 0.0426841449164746,
- 0.0407361106559411, 0.0388027074045262, 0.0368842156885674,
- 0.0349809414617162, 0.0330932194585786, 0.0312214171919203,
- 0.0293659397581334, 0.0275272356696031, 0.0257058040085489,
- 0.0239022033057959, 0.0221170627073089, 0.0203510962300445,
- 0.0186051212757247, 0.0168800831525432, 0.0151770883079353,
- 0.0134974506017399, 0.0118427578579079, 0.0102149714397015,
- 0.00861658276939875, 0.00705087547137324, 0.00552240329925101,
- 0.00403797259336304, 0.00260907274610216, 0.0012602859304986,
- 0.000477467764609386 };
-
- real_T x;
- do {
- exitg1 = 0;
- genrand_uint32_vector(e_state, u32);
- i = (int32_T)((u32[1] >> 24U) + 1U);
- r = (((real_T)(u32[0] >> 3U) * 1.6777216E+7 + (real_T)((int32_T)u32[1] &
- 16777215)) * 2.2204460492503131E-16 - 1.0) * dv1[i];
- if (fabs(r) <= dv1[i - 1]) {
- exitg1 = 1;
- } else if (i < 256) {
- u = b_genrandu(e_state);
- if (dv2[i] + u * (dv2[i - 1] - dv2[i]) < exp(-0.5 * r * r)) {
- exitg1 = 1;
- }
- } else {
- do {
- u = b_genrandu(e_state);
- x = log(u) * 0.273661237329758;
- u = b_genrandu(e_state);
- } while (!(-2.0 * log(u) > x * x));
-
- if (r < 0.0) {
- r = x - 3.65415288536101;
- } else {
- r = 3.65415288536101 - x;
- }
-
- exitg1 = 1;
- }
- } while (exitg1 == 0);
-
- return r;
-}
-
-static real_T eml_rand_shr3cong(uint32_T e_state[2])
-{
- real_T r;
- uint32_T icng;
- uint32_T jsr;
- uint32_T ui;
- int32_T j;
- static const real_T dv0[65] = { 0.340945, 0.4573146, 0.5397793, 0.6062427,
- 0.6631691, 0.7136975, 0.7596125, 0.8020356, 0.8417227, 0.8792102, 0.9148948,
- 0.9490791, 0.9820005, 1.0138492, 1.044781, 1.0749254, 1.1043917, 1.1332738,
- 1.161653, 1.189601, 1.2171815, 1.2444516, 1.2714635, 1.298265, 1.3249008,
- 1.3514125, 1.3778399, 1.4042211, 1.4305929, 1.4569915, 1.4834527, 1.5100122,
- 1.5367061, 1.5635712, 1.5906454, 1.617968, 1.6455802, 1.6735255, 1.7018503,
- 1.7306045, 1.7598422, 1.7896223, 1.8200099, 1.851077, 1.8829044, 1.9155831,
- 1.9492166, 1.9839239, 2.0198431, 2.0571356, 2.095993, 2.136645, 2.1793713,
- 2.2245175, 2.2725186, 2.3239338, 2.3795008, 2.4402218, 2.5075117, 2.5834658,
- 2.6713916, 2.7769942, 2.7769942, 2.7769942, 2.7769942 };
-
- real_T x;
- real_T y;
- real_T s;
- icng = 69069U * e_state[0] + 1234567U;
- jsr = e_state[1] ^ e_state[1] << 13U;
- jsr ^= jsr >> 17U;
- jsr ^= jsr << 5U;
- ui = icng + jsr;
- j = (int32_T)(ui & 63U);
- r = (real_T)(int32_T)ui * 4.6566128730773926E-10 * dv0[j + 1];
- if (fabs(r) <= dv0[j]) {
- } else {
- x = (fabs(r) - dv0[j]) / (dv0[j + 1] - dv0[j]);
- icng = 69069U * icng + 1234567U;
- jsr ^= jsr << 13U;
- jsr ^= jsr >> 17U;
- jsr ^= jsr << 5U;
- y = (real_T)(int32_T)(icng + jsr) * 2.328306436538696E-10;
- s = x + (0.5 + y);
- if (s > 1.301198) {
- if (r < 0.0) {
- r = 0.4878992 * x - 0.4878992;
- } else {
- r = 0.4878992 - 0.4878992 * x;
- }
- } else if (s <= 0.9689279) {
- } else {
- s = 0.4878992 * x;
- x = 0.4878992 - 0.4878992 * x;
- if (0.5 + y > 12.67706 - 12.37586 * exp(-0.5 * (0.4878992 - s) * x)) {
- if (r < 0.0) {
- r = -(0.4878992 - s);
- } else {
- r = 0.4878992 - s;
- }
- } else if (exp(-0.5 * dv0[j + 1] * dv0[j + 1]) + (0.5 + y) * 0.01958303 /
- dv0[j + 1] <= exp(-0.5 * r * r)) {
- } else {
- do {
- icng = 69069U * icng + 1234567U;
- jsr ^= jsr << 13U;
- jsr ^= jsr >> 17U;
- jsr ^= jsr << 5U;
- x = log(0.5 + (real_T)(int32_T)(icng + jsr) * 2.328306436538696E-10) /
- 2.776994;
- icng = 69069U * icng + 1234567U;
- jsr ^= jsr << 13U;
- jsr ^= jsr >> 17U;
- jsr ^= jsr << 5U;
- } while (!(-2.0 * log(0.5 + (real_T)(int32_T)(icng + jsr) *
- 2.328306436538696E-10) > x * x));
-
- if (r < 0.0) {
- r = x - 2.776994;
- } else {
- r = 2.776994 - x;
- }
- }
- }
- }
-
- e_state[0] = icng;
- e_state[1] = jsr;
- return r;
-}
-
-static void genrand_uint32_vector(uint32_T mt[625], uint32_T u[2])
-{
- int32_T i;
- uint32_T mti;
- int32_T kk;
- uint32_T y;
- uint32_T b_y;
- uint32_T c_y;
- uint32_T d_y;
- for (i = 0; i < 2; i++) {
- u[i] = 0U;
- }
-
- for (i = 0; i < 2; i++) {
- mti = mt[624] + 1U;
- if (mti >= 625U) {
- for (kk = 0; kk < 227; kk++) {
- y = (mt[kk] & 2147483648U) | (mt[1 + kk] & 2147483647U);
- if ((int32_T)(y & 1U) == 0) {
- b_y = y >> 1U;
- } else {
- b_y = y >> 1U ^ 2567483615U;
- }
-
- mt[kk] = mt[397 + kk] ^ b_y;
- }
-
- for (kk = 0; kk < 396; kk++) {
- y = (mt[227 + kk] & 2147483648U) | (mt[228 + kk] & 2147483647U);
- if ((int32_T)(y & 1U) == 0) {
- c_y = y >> 1U;
- } else {
- c_y = y >> 1U ^ 2567483615U;
- }
-
- mt[227 + kk] = mt[kk] ^ c_y;
- }
-
- y = (mt[623] & 2147483648U) | (mt[0] & 2147483647U);
- if ((int32_T)(y & 1U) == 0) {
- d_y = y >> 1U;
- } else {
- d_y = y >> 1U ^ 2567483615U;
- }
-
- mt[623] = mt[396] ^ d_y;
- mti = 1U;
- }
-
- y = mt[(int32_T)mti - 1];
- mt[624] = mti;
- y ^= y >> 11U;
- y ^= y << 7U & 2636928640U;
- y ^= y << 15U & 4022730752U;
- y ^= y >> 18U;
- u[i] = y;
- }
-}
-
-static void genrandu(uint32_T s, uint32_T *e_state, real_T *r)
-{
- int32_T hi;
- uint32_T test1;
- uint32_T test2;
- hi = (int32_T)(s / 127773U);
- test1 = 16807U * (s - (uint32_T)hi * 127773U);
- test2 = 2836U * (uint32_T)hi;
- if (test1 < test2) {
- *e_state = (test1 - test2) + 2147483647U;
- } else {
- *e_state = test1 - test2;
- }
-
- *r = (real_T)*e_state * 4.6566128752457969E-10;
-}
-
-static void twister_state_vector(uint32_T mt[625], real_T seed)
-{
- uint32_T r;
- int32_T mti;
- if (seed < 4.294967296E+9) {
- if (seed >= 0.0) {
- r = (uint32_T)seed;
- } else {
- r = 0U;
- }
- } else if (seed >= 4.294967296E+9) {
- r = MAX_uint32_T;
- } else {
- r = 0U;
- }
-
- mt[0] = r;
- for (mti = 0; mti < 623; mti++) {
- r = (r ^ r >> 30U) * 1812433253U + (uint32_T)(1 + mti);
- mt[1 + mti] = r;
- }
-
- mt[624] = 624U;
-}
-
-real_T randn(void)
-{
- real_T r;
- uint32_T e_state;
- real_T t;
- real_T b_r;
- uint32_T f_state;
- if (method == 0U) {
- if (b_method == 4U) {
- do {
- genrandu(b_state, &e_state, &r);
- genrandu(e_state, &b_state, &t);
- b_r = 2.0 * r - 1.0;
- t = 2.0 * t - 1.0;
- t = t * t + b_r * b_r;
- } while (!(t <= 1.0));
-
- r = (2.0 * r - 1.0) * sqrt(-2.0 * log(t) / t);
- } else if (b_method == 5U) {
- r = eml_rand_shr3cong(c_state);
- } else {
- if (!state_not_empty) {
- memset(&d_state[0], 0, 625U * sizeof(uint32_T));
- twister_state_vector(d_state, 5489.0);
- state_not_empty = TRUE;
- }
-
- r = eml_rand_mt19937ar(d_state);
- }
- } else if (method == 4U) {
- e_state = state[0];
- do {
- genrandu(e_state, &f_state, &r);
- genrandu(f_state, &e_state, &t);
- b_r = 2.0 * r - 1.0;
- t = 2.0 * t - 1.0;
- t = t * t + b_r * b_r;
- } while (!(t <= 1.0));
-
- state[0] = e_state;
- r = (2.0 * r - 1.0) * sqrt(-2.0 * log(t) / t);
- } else {
- r = eml_rand_shr3cong(state);
- }
-
- return r;
-}
-
-/* End of code generation (randn.c) */
diff --git a/src/modules/position_estimator_mc/codegen/randn.h b/src/modules/position_estimator_mc/codegen/randn.h deleted file mode 100755 index 8a2aa9277..000000000 --- a/src/modules/position_estimator_mc/codegen/randn.h +++ /dev/null @@ -1,33 +0,0 @@ -/*
- * randn.h
- *
- * Code generation for function 'randn'
- *
- * C source code generated on: Tue Feb 19 15:26:32 2013
- *
- */
-
-#ifndef __RANDN_H__
-#define __RANDN_H__
-/* Include files */
-#include <math.h>
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-#include "rt_nonfinite.h"
-
-#include "rtwtypes.h"
-#include "kalman_dlqe3_types.h"
-
-/* Type Definitions */
-
-/* Named Constants */
-
-/* Variable Declarations */
-
-/* Variable Definitions */
-
-/* Function Declarations */
-extern real_T randn(void);
-#endif
-/* End of code generation (randn.h) */
diff --git a/src/modules/position_estimator_mc/codegen/rtGetInf.c b/src/modules/position_estimator_mc/codegen/rtGetInf.c deleted file mode 100755 index c6fa7884e..000000000 --- a/src/modules/position_estimator_mc/codegen/rtGetInf.c +++ /dev/null @@ -1,139 +0,0 @@ -/* - * rtGetInf.c - * - * Code generation for function 'kalman_dlqe2' - * - * C source code generated on: Thu Feb 14 12:52:29 2013 - * - */ - -/* - * Abstract: - * MATLAB for code generation function to initialize non-finite, Inf and MinusInf - */ -#include "rtGetInf.h" -#define NumBitsPerChar 8U - -/* Function: rtGetInf ================================================== - * Abstract: - * Initialize rtInf needed by the generated code. - * Inf is initialized as non-signaling. Assumes IEEE. - */ -real_T rtGetInf(void) -{ - size_t bitsPerReal = sizeof(real_T) * (NumBitsPerChar); - real_T inf = 0.0; - if (bitsPerReal == 32U) { - inf = rtGetInfF(); - } else { - uint16_T one = 1U; - enum { - LittleEndian, - BigEndian - } machByteOrder = (*((uint8_T *) &one) == 1U) ? LittleEndian : BigEndian; - switch (machByteOrder) { - case LittleEndian: - { - union { - LittleEndianIEEEDouble bitVal; - real_T fltVal; - } tmpVal; - - tmpVal.bitVal.words.wordH = 0x7FF00000U; - tmpVal.bitVal.words.wordL = 0x00000000U; - inf = tmpVal.fltVal; - break; - } - - case BigEndian: - { - union { - BigEndianIEEEDouble bitVal; - real_T fltVal; - } tmpVal; - - tmpVal.bitVal.words.wordH = 0x7FF00000U; - tmpVal.bitVal.words.wordL = 0x00000000U; - inf = tmpVal.fltVal; - break; - } - } - } - - return inf; -} - -/* Function: rtGetInfF ================================================== - * Abstract: - * Initialize rtInfF needed by the generated code. - * Inf is initialized as non-signaling. Assumes IEEE. - */ -real32_T rtGetInfF(void) -{ - IEEESingle infF; - infF.wordL.wordLuint = 0x7F800000U; - return infF.wordL.wordLreal; -} - -/* Function: rtGetMinusInf ================================================== - * Abstract: - * Initialize rtMinusInf needed by the generated code. - * Inf is initialized as non-signaling. Assumes IEEE. - */ -real_T rtGetMinusInf(void) -{ - size_t bitsPerReal = sizeof(real_T) * (NumBitsPerChar); - real_T minf = 0.0; - if (bitsPerReal == 32U) { - minf = rtGetMinusInfF(); - } else { - uint16_T one = 1U; - enum { - LittleEndian, - BigEndian - } machByteOrder = (*((uint8_T *) &one) == 1U) ? LittleEndian : BigEndian; - switch (machByteOrder) { - case LittleEndian: - { - union { - LittleEndianIEEEDouble bitVal; - real_T fltVal; - } tmpVal; - - tmpVal.bitVal.words.wordH = 0xFFF00000U; - tmpVal.bitVal.words.wordL = 0x00000000U; - minf = tmpVal.fltVal; - break; - } - - case BigEndian: - { - union { - BigEndianIEEEDouble bitVal; - real_T fltVal; - } tmpVal; - - tmpVal.bitVal.words.wordH = 0xFFF00000U; - tmpVal.bitVal.words.wordL = 0x00000000U; - minf = tmpVal.fltVal; - break; - } - } - } - - return minf; -} - -/* Function: rtGetMinusInfF ================================================== - * Abstract: - * Initialize rtMinusInfF needed by the generated code. - * Inf is initialized as non-signaling. Assumes IEEE. - */ -real32_T rtGetMinusInfF(void) -{ - IEEESingle minfF; - minfF.wordL.wordLuint = 0xFF800000U; - return minfF.wordL.wordLreal; -} - -/* End of code generation (rtGetInf.c) */ diff --git a/src/modules/position_estimator_mc/codegen/rtGetInf.h b/src/modules/position_estimator_mc/codegen/rtGetInf.h deleted file mode 100755 index e7b2a2d1c..000000000 --- a/src/modules/position_estimator_mc/codegen/rtGetInf.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * rtGetInf.h - * - * Code generation for function 'kalman_dlqe2' - * - * C source code generated on: Thu Feb 14 12:52:29 2013 - * - */ - -#ifndef __RTGETINF_H__ -#define __RTGETINF_H__ - -#include <stddef.h> -#include "rtwtypes.h" -#include "rt_nonfinite.h" - -extern real_T rtGetInf(void); -extern real32_T rtGetInfF(void); -extern real_T rtGetMinusInf(void); -extern real32_T rtGetMinusInfF(void); - -#endif -/* End of code generation (rtGetInf.h) */ diff --git a/src/modules/position_estimator_mc/codegen/rtGetNaN.c b/src/modules/position_estimator_mc/codegen/rtGetNaN.c deleted file mode 100755 index 552770149..000000000 --- a/src/modules/position_estimator_mc/codegen/rtGetNaN.c +++ /dev/null @@ -1,96 +0,0 @@ -/* - * rtGetNaN.c - * - * Code generation for function 'kalman_dlqe2' - * - * C source code generated on: Thu Feb 14 12:52:29 2013 - * - */ - -/* - * Abstract: - * MATLAB for code generation function to initialize non-finite, NaN - */ -#include "rtGetNaN.h" -#define NumBitsPerChar 8U - -/* Function: rtGetNaN ================================================== - * Abstract: - * Initialize rtNaN needed by the generated code. - * NaN is initialized as non-signaling. Assumes IEEE. - */ -real_T rtGetNaN(void) -{ - size_t bitsPerReal = sizeof(real_T) * (NumBitsPerChar); - real_T nan = 0.0; - if (bitsPerReal == 32U) { - nan = rtGetNaNF(); - } else { - uint16_T one = 1U; - enum { - LittleEndian, - BigEndian - } machByteOrder = (*((uint8_T *) &one) == 1U) ? LittleEndian : BigEndian; - switch (machByteOrder) { - case LittleEndian: - { - union { - LittleEndianIEEEDouble bitVal; - real_T fltVal; - } tmpVal; - - tmpVal.bitVal.words.wordH = 0xFFF80000U; - tmpVal.bitVal.words.wordL = 0x00000000U; - nan = tmpVal.fltVal; - break; - } - - case BigEndian: - { - union { - BigEndianIEEEDouble bitVal; - real_T fltVal; - } tmpVal; - - tmpVal.bitVal.words.wordH = 0x7FFFFFFFU; - tmpVal.bitVal.words.wordL = 0xFFFFFFFFU; - nan = tmpVal.fltVal; - break; - } - } - } - - return nan; -} - -/* Function: rtGetNaNF ================================================== - * Abstract: - * Initialize rtNaNF needed by the generated code. - * NaN is initialized as non-signaling. Assumes IEEE. - */ -real32_T rtGetNaNF(void) -{ - IEEESingle nanF = { { 0 } }; - uint16_T one = 1U; - enum { - LittleEndian, - BigEndian - } machByteOrder = (*((uint8_T *) &one) == 1U) ? LittleEndian : BigEndian; - switch (machByteOrder) { - case LittleEndian: - { - nanF.wordL.wordLuint = 0xFFC00000U; - break; - } - - case BigEndian: - { - nanF.wordL.wordLuint = 0x7FFFFFFFU; - break; - } - } - - return nanF.wordL.wordLreal; -} - -/* End of code generation (rtGetNaN.c) */ diff --git a/src/modules/position_estimator_mc/codegen/rtGetNaN.h b/src/modules/position_estimator_mc/codegen/rtGetNaN.h deleted file mode 100755 index 5acdd9790..000000000 --- a/src/modules/position_estimator_mc/codegen/rtGetNaN.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * rtGetNaN.h - * - * Code generation for function 'kalman_dlqe2' - * - * C source code generated on: Thu Feb 14 12:52:29 2013 - * - */ - -#ifndef __RTGETNAN_H__ -#define __RTGETNAN_H__ - -#include <stddef.h> -#include "rtwtypes.h" -#include "rt_nonfinite.h" - -extern real_T rtGetNaN(void); -extern real32_T rtGetNaNF(void); - -#endif -/* End of code generation (rtGetNaN.h) */ diff --git a/src/modules/position_estimator_mc/codegen/rt_nonfinite.c b/src/modules/position_estimator_mc/codegen/rt_nonfinite.c deleted file mode 100755 index de121c4a0..000000000 --- a/src/modules/position_estimator_mc/codegen/rt_nonfinite.c +++ /dev/null @@ -1,87 +0,0 @@ -/* - * rt_nonfinite.c - * - * Code generation for function 'kalman_dlqe2' - * - * C source code generated on: Thu Feb 14 12:52:29 2013 - * - */ - -/* - * Abstract: - * MATLAB for code generation function to initialize non-finites, - * (Inf, NaN and -Inf). - */ -#include "rt_nonfinite.h" -#include "rtGetNaN.h" -#include "rtGetInf.h" - -real_T rtInf; -real_T rtMinusInf; -real_T rtNaN; -real32_T rtInfF; -real32_T rtMinusInfF; -real32_T rtNaNF; - -/* Function: rt_InitInfAndNaN ================================================== - * Abstract: - * Initialize the rtInf, rtMinusInf, and rtNaN needed by the - * generated code. NaN is initialized as non-signaling. Assumes IEEE. - */ -void rt_InitInfAndNaN(size_t realSize) -{ - (void) (realSize); - rtNaN = rtGetNaN(); - rtNaNF = rtGetNaNF(); - rtInf = rtGetInf(); - rtInfF = rtGetInfF(); - rtMinusInf = rtGetMinusInf(); - rtMinusInfF = rtGetMinusInfF(); -} - -/* Function: rtIsInf ================================================== - * Abstract: - * Test if value is infinite - */ -boolean_T rtIsInf(real_T value) -{ - return ((value==rtInf || value==rtMinusInf) ? 1U : 0U); -} - -/* Function: rtIsInfF ================================================= - * Abstract: - * Test if single-precision value is infinite - */ -boolean_T rtIsInfF(real32_T value) -{ - return(((value)==rtInfF || (value)==rtMinusInfF) ? 1U : 0U); -} - -/* Function: rtIsNaN ================================================== - * Abstract: - * Test if value is not a number - */ -boolean_T rtIsNaN(real_T value) -{ -#if defined(_MSC_VER) && (_MSC_VER <= 1200) - return _isnan(value)? TRUE:FALSE; -#else - return (value!=value)? 1U:0U; -#endif -} - -/* Function: rtIsNaNF ================================================= - * Abstract: - * Test if single-precision value is not a number - */ -boolean_T rtIsNaNF(real32_T value) -{ -#if defined(_MSC_VER) && (_MSC_VER <= 1200) - return _isnan((real_T)value)? true:false; -#else - return (value!=value)? 1U:0U; -#endif -} - - -/* End of code generation (rt_nonfinite.c) */ diff --git a/src/modules/position_estimator_mc/codegen/rt_nonfinite.h b/src/modules/position_estimator_mc/codegen/rt_nonfinite.h deleted file mode 100755 index 3bbcfd087..000000000 --- a/src/modules/position_estimator_mc/codegen/rt_nonfinite.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * rt_nonfinite.h - * - * Code generation for function 'kalman_dlqe2' - * - * C source code generated on: Thu Feb 14 12:52:29 2013 - * - */ - -#ifndef __RT_NONFINITE_H__ -#define __RT_NONFINITE_H__ - -#if defined(_MSC_VER) && (_MSC_VER <= 1200) -#include <float.h> -#endif -#include <stddef.h> -#include "rtwtypes.h" - -extern real_T rtInf; -extern real_T rtMinusInf; -extern real_T rtNaN; -extern real32_T rtInfF; -extern real32_T rtMinusInfF; -extern real32_T rtNaNF; -extern void rt_InitInfAndNaN(size_t realSize); -extern boolean_T rtIsInf(real_T value); -extern boolean_T rtIsInfF(real32_T value); -extern boolean_T rtIsNaN(real_T value); -extern boolean_T rtIsNaNF(real32_T value); - -typedef struct { - struct { - uint32_T wordH; - uint32_T wordL; - } words; -} BigEndianIEEEDouble; - -typedef struct { - struct { - uint32_T wordL; - uint32_T wordH; - } words; -} LittleEndianIEEEDouble; - -typedef struct { - union { - real32_T wordLreal; - uint32_T wordLuint; - } wordL; -} IEEESingle; - -#endif -/* End of code generation (rt_nonfinite.h) */ diff --git a/src/modules/position_estimator_mc/codegen/rtwtypes.h b/src/modules/position_estimator_mc/codegen/rtwtypes.h deleted file mode 100755 index 8916e8572..000000000 --- a/src/modules/position_estimator_mc/codegen/rtwtypes.h +++ /dev/null @@ -1,159 +0,0 @@ -/* - * rtwtypes.h - * - * Code generation for function 'kalman_dlqe2' - * - * C source code generated on: Thu Feb 14 12:52:29 2013 - * - */ - -#ifndef __RTWTYPES_H__ -#define __RTWTYPES_H__ -#ifndef TRUE -# define TRUE (1U) -#endif -#ifndef FALSE -# define FALSE (0U) -#endif -#ifndef __TMWTYPES__ -#define __TMWTYPES__ - -#include <limits.h> - -/*=======================================================================* - * Target hardware information - * Device type: Generic->MATLAB Host Computer - * Number of bits: char: 8 short: 16 int: 32 - * long: 32 native word size: 32 - * Byte ordering: LittleEndian - * Signed integer division rounds to: Undefined - * Shift right on a signed integer as arithmetic shift: off - *=======================================================================*/ - -/*=======================================================================* - * Fixed width word size data types: * - * int8_T, int16_T, int32_T - signed 8, 16, or 32 bit integers * - * uint8_T, uint16_T, uint32_T - unsigned 8, 16, or 32 bit integers * - * real32_T, real64_T - 32 and 64 bit floating point numbers * - *=======================================================================*/ - -typedef signed char int8_T; -typedef unsigned char uint8_T; -typedef short int16_T; -typedef unsigned short uint16_T; -typedef int int32_T; -typedef unsigned int uint32_T; -typedef float real32_T; -typedef double real64_T; - -/*===========================================================================* - * Generic type definitions: real_T, time_T, boolean_T, int_T, uint_T, * - * ulong_T, char_T and byte_T. * - *===========================================================================*/ - -typedef double real_T; -typedef double time_T; -typedef unsigned char boolean_T; -typedef int int_T; -typedef unsigned int uint_T; -typedef unsigned long ulong_T; -typedef char char_T; -typedef char_T byte_T; - -/*===========================================================================* - * Complex number type definitions * - *===========================================================================*/ -#define CREAL_T - typedef struct { - real32_T re; - real32_T im; - } creal32_T; - - typedef struct { - real64_T re; - real64_T im; - } creal64_T; - - typedef struct { - real_T re; - real_T im; - } creal_T; - - typedef struct { - int8_T re; - int8_T im; - } cint8_T; - - typedef struct { - uint8_T re; - uint8_T im; - } cuint8_T; - - typedef struct { - int16_T re; - int16_T im; - } cint16_T; - - typedef struct { - uint16_T re; - uint16_T im; - } cuint16_T; - - typedef struct { - int32_T re; - int32_T im; - } cint32_T; - - typedef struct { - uint32_T re; - uint32_T im; - } cuint32_T; - - -/*=======================================================================* - * Min and Max: * - * int8_T, int16_T, int32_T - signed 8, 16, or 32 bit integers * - * uint8_T, uint16_T, uint32_T - unsigned 8, 16, or 32 bit integers * - *=======================================================================*/ - -#define MAX_int8_T ((int8_T)(127)) -#define MIN_int8_T ((int8_T)(-128)) -#define MAX_uint8_T ((uint8_T)(255)) -#define MIN_uint8_T ((uint8_T)(0)) -#define MAX_int16_T ((int16_T)(32767)) -#define MIN_int16_T ((int16_T)(-32768)) -#define MAX_uint16_T ((uint16_T)(65535)) -#define MIN_uint16_T ((uint16_T)(0)) -#define MAX_int32_T ((int32_T)(2147483647)) -#define MIN_int32_T ((int32_T)(-2147483647-1)) -#define MAX_uint32_T ((uint32_T)(0xFFFFFFFFU)) -#define MIN_uint32_T ((uint32_T)(0)) - -/* Logical type definitions */ -#if !defined(__cplusplus) && !defined(__true_false_are_keywords) -# ifndef false -# define false (0U) -# endif -# ifndef true -# define true (1U) -# endif -#endif - -/* - * MATLAB for code generation assumes the code is compiled on a target using a 2's compliment representation - * for signed integer values. - */ -#if ((SCHAR_MIN + 1) != -SCHAR_MAX) -#error "This code must be compiled using a 2's complement representation for signed integer values" -#endif - -/* - * Maximum length of a MATLAB identifier (function/variable) - * including the null-termination character. Referenced by - * rt_logging.c and rt_matrx.c. - */ -#define TMW_NAME_LENGTH_MAX 64 - -#endif -#endif -/* End of code generation (rtwtypes.h) */ diff --git a/src/modules/position_estimator_mc/kalman_dlqe1.m b/src/modules/position_estimator_mc/kalman_dlqe1.m deleted file mode 100755 index ff939d029..000000000 --- a/src/modules/position_estimator_mc/kalman_dlqe1.m +++ /dev/null @@ -1,3 +0,0 @@ -function [x_aposteriori] = kalman_dlqe1(A,C,K,x_aposteriori_k,z) - x_aposteriori=A*x_aposteriori_k+K*(z-C*A*x_aposteriori_k); -end
\ No newline at end of file diff --git a/src/modules/position_estimator_mc/kalman_dlqe2.m b/src/modules/position_estimator_mc/kalman_dlqe2.m deleted file mode 100755 index 2a50164ef..000000000 --- a/src/modules/position_estimator_mc/kalman_dlqe2.m +++ /dev/null @@ -1,9 +0,0 @@ -function [x_aposteriori] = kalman_dlqe2(dt,k1,k2,k3,x_aposteriori_k,z) - st = 1/2*dt^2; - A = [1,dt,st; - 0,1,dt; - 0,0,1]; - C=[1,0,0]; - K = [k1;k2;k3]; - x_aposteriori=A*x_aposteriori_k+K*(z-C*A*x_aposteriori_k); -end
\ No newline at end of file diff --git a/src/modules/position_estimator_mc/kalman_dlqe3.m b/src/modules/position_estimator_mc/kalman_dlqe3.m deleted file mode 100755 index 4c6421b7f..000000000 --- a/src/modules/position_estimator_mc/kalman_dlqe3.m +++ /dev/null @@ -1,17 +0,0 @@ -function [x_aposteriori] = kalman_dlqe3(dt,k1,k2,k3,x_aposteriori_k,z,posUpdate,addNoise,sigma)
- st = 1/2*dt^2;
- A = [1,dt,st;
- 0,1,dt;
- 0,0,1];
- C=[1,0,0];
- K = [k1;k2;k3];
- if addNoise==1
- noise = sigma*randn(1,1);
- z = z + noise;
- end
- if(posUpdate)
- x_aposteriori=A*x_aposteriori_k+K*(z-C*A*x_aposteriori_k);
- else
- x_aposteriori=A*x_aposteriori_k;
- end
-end
\ No newline at end of file diff --git a/src/modules/position_estimator_mc/module.mk b/src/modules/position_estimator_mc/module.mk deleted file mode 100644 index 40b135ea4..000000000 --- a/src/modules/position_estimator_mc/module.mk +++ /dev/null @@ -1,60 +0,0 @@ -############################################################################ -# -# Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# -# 1. Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# 2. Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in -# the documentation and/or other materials provided with the -# distribution. -# 3. Neither the name PX4 nor the names of its contributors may be -# used to endorse or promote products derived from this software -# without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS -# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE -# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, -# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS -# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED -# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN -# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -# POSSIBILITY OF SUCH DAMAGE. -# -############################################################################ - -# -# Makefile to build the position estimator -# - -MODULE_COMMAND = position_estimator_mc - -SRCS = position_estimator_mc_main.c \ - position_estimator_mc_params.c \ - codegen/positionKalmanFilter1D_initialize.c \ - codegen/positionKalmanFilter1D_terminate.c \ - codegen/positionKalmanFilter1D.c \ - codegen/rt_nonfinite.c \ - codegen/rtGetInf.c \ - codegen/rtGetNaN.c \ - codegen/positionKalmanFilter1D_dT_initialize.c \ - codegen/positionKalmanFilter1D_dT_terminate.c \ - codegen/kalman_dlqe1.c \ - codegen/kalman_dlqe1_initialize.c \ - codegen/kalman_dlqe1_terminate.c \ - codegen/kalman_dlqe2.c \ - codegen/kalman_dlqe2_initialize.c \ - codegen/kalman_dlqe2_terminate.c \ - codegen/kalman_dlqe3.c \ - codegen/kalman_dlqe3_initialize.c \ - codegen/kalman_dlqe3_terminate.c \ - codegen/kalman_dlqe3_data.c \ - codegen/randn.c diff --git a/src/modules/position_estimator_mc/positionKalmanFilter1D.m b/src/modules/position_estimator_mc/positionKalmanFilter1D.m deleted file mode 100755 index 144ff8c7c..000000000 --- a/src/modules/position_estimator_mc/positionKalmanFilter1D.m +++ /dev/null @@ -1,19 +0,0 @@ -function [x_aposteriori,P_aposteriori]=positionKalmanFilter1D(A,B,C,x_aposteriori_k,P_aposteriori_k,u,z,gps_update,Q,R,thresh,decay) -%prediction - x_apriori=A*x_aposteriori_k+B*u; - P_apriori=A*P_aposteriori_k*A'+Q; - if abs(u)<thresh - x_apriori(2)=decay*x_apriori(2); - end - %update - if gps_update==1 - y=z-C*x_apriori; - S=C*P_apriori*C'+R; - K=(P_apriori*C')/S; - x_aposteriori=x_apriori+K*y; - P_aposteriori=(eye(size(P_apriori))-K*C)*P_apriori; - else - x_aposteriori=x_apriori; - P_aposteriori=P_apriori; - end -end diff --git a/src/modules/position_estimator_mc/positionKalmanFilter1D_dT.m b/src/modules/position_estimator_mc/positionKalmanFilter1D_dT.m deleted file mode 100755 index f94cce1fb..000000000 --- a/src/modules/position_estimator_mc/positionKalmanFilter1D_dT.m +++ /dev/null @@ -1,26 +0,0 @@ -function [x_aposteriori,P_aposteriori]=positionKalmanFilter1D_dT(dT,x_aposteriori_k,P_aposteriori_k,u,z,gps_update,Q,R,thresh,decay) - %dynamics - A = [1 dT -0.5*dT*dT; - 0 1 -dT; - 0 0 1]; - B = [0.5*dT*dT; dT; 0]; - C = [1 0 0]; - %prediction - x_apriori=A*x_aposteriori_k+B*u; - P_apriori=A*P_aposteriori_k*A'+Q; - if abs(u)<thresh - x_apriori(2)=decay*x_apriori(2); - end - %update - if gps_update==1 - y=z-C*x_apriori; - S=C*P_apriori*C'+R; - K=(P_apriori*C')/S; - x_aposteriori=x_apriori+K*y; - P_aposteriori=(eye(size(P_apriori))-K*C)*P_apriori; - else - x_aposteriori=x_apriori; - P_aposteriori=P_apriori; - end -end - diff --git a/src/modules/position_estimator_mc/position_estimator_mc_main.c b/src/modules/position_estimator_mc/position_estimator_mc_main.c deleted file mode 100755 index 363961819..000000000 --- a/src/modules/position_estimator_mc/position_estimator_mc_main.c +++ /dev/null @@ -1,515 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2008-2012 PX4 Development Team. All rights reserved. - * Author: Damian Aregger <daregger@student.ethz.ch> - * Tobias Naegeli <naegelit@student.ethz.ch> -* Lorenz Meier <lm@inf.ethz.ch> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/** - * @file position_estimator_main.c - * Model-identification based position estimator for multirotors - */ - -#include <unistd.h> -#include <stdlib.h> -#include <stdio.h> -#include <stdbool.h> -#include <fcntl.h> -#include <float.h> -#include <string.h> -#include <nuttx/config.h> -#include <nuttx/sched.h> -#include <sys/prctl.h> -#include <termios.h> -#include <errno.h> -#include <limits.h> -#include <math.h> -#include <uORB/uORB.h> -#include <uORB/topics/sensor_combined.h> -#include <uORB/topics/parameter_update.h> -#include <uORB/topics/vehicle_attitude.h> -#include <uORB/topics/actuator_outputs.h> -#include <uORB/topics/actuator_controls_effective.h> -#include <uORB/topics/vehicle_status.h> -#include <uORB/topics/vehicle_vicon_position.h> -#include <uORB/topics/vehicle_local_position.h> -#include <uORB/topics/vehicle_global_position.h> -#include <uORB/topics/vehicle_local_position_setpoint.h> -#include <uORB/topics/vehicle_gps_position.h> -#include <mavlink/mavlink_log.h> -#include <poll.h> -#include <systemlib/geo/geo.h> -#include <systemlib/err.h> -#include <systemlib/systemlib.h> - -#include <drivers/drv_hrt.h> - -#include "position_estimator_mc_params.h" -//#include <uORB/topics/debug_key_value.h> -#include "codegen/kalman_dlqe2.h" -#include "codegen/kalman_dlqe2_initialize.h" -#include "codegen/kalman_dlqe3.h" -#include "codegen/kalman_dlqe3_initialize.h" - -static bool thread_should_exit = false; /**< Deamon exit flag */ -static bool thread_running = false; /**< Deamon status flag */ -static int position_estimator_mc_task; /**< Handle of deamon task / thread */ - -__EXPORT int position_estimator_mc_main(int argc, char *argv[]); - -int position_estimator_mc_thread_main(int argc, char *argv[]); -/** - * Print the correct usage. - */ -static void usage(const char *reason); - -static void -usage(const char *reason) -{ - if (reason) - warnx("%s\n", reason); - warnx("usage: position_estimator_mc {start|stop|status}"); - exit(1); -} - -/** - * The position_estimator_mc_thread only briefly exists to start - * the background job. The stack size assigned in the - * Makefile does only apply to this management task. - * - * The actual stack size should be set in the call - * to task_create(). - */ -int position_estimator_mc_main(int argc, char *argv[]) -{ - if (argc < 1) - usage("missing command"); - - if (!strcmp(argv[1], "start")) { - - if (thread_running) { - printf("position_estimator_mc already running\n"); - /* this is not an error */ - exit(0); - } - - thread_should_exit = false; - position_estimator_mc_task = task_spawn_cmd("position_estimator_mc", - SCHED_RR, - SCHED_PRIORITY_MAX - 5, - 4096, - position_estimator_mc_thread_main, - (argv) ? (const char **)&argv[2] : (const char **)NULL); - exit(0); - } - if (!strcmp(argv[1], "stop")) { - thread_should_exit = true; - exit(0); - } - - if (!strcmp(argv[1], "status")) { - if (thread_running) { - warnx("position_estimator_mc is running"); - } else { - warnx("position_estimator_mc not started"); - } - exit(0); - } - - usage("unrecognized command"); - exit(1); -} - -/**************************************************************************** - * main - ****************************************************************************/ -int position_estimator_mc_thread_main(int argc, char *argv[]) -{ - /* welcome user */ - warnx("[position_estimator_mc] started"); - int mavlink_fd; - mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); - mavlink_log_info(mavlink_fd, "[position_estimator_mc] started"); - - /* initialize values */ - float z[3] = {0, 0, 0}; /* output variables from tangent plane mapping */ - // float rotMatrix[4] = {1.0f, 0.0f, 0.0f, 1.0f}; - float x_x_aposteriori_k[3] = {1.0f, 0.0f, 0.0f}; - float x_y_aposteriori_k[3] = {1.0f, 0.0f, 0.0f}; - float x_z_aposteriori_k[3] = {1.0f, 0.0f, 0.0f}; - float x_x_aposteriori[3] = {0.0f, 0.0f, 0.0f}; - float x_y_aposteriori[3] = {1.0f, 0.0f, 0.0f}; - float x_z_aposteriori[3] = {1.0f, 0.0f, 0.0f}; - - // XXX this is terribly wrong and should actual dT instead - const float dT_const_50 = 1.0f/50.0f; - - float addNoise = 0.0f; - float sigma = 0.0f; - //computed from dlqe in matlab - const float K_vicon_50Hz[3] = {0.5297f, 0.9873f, 0.9201f}; - // XXX implement baro filter - const float K_baro[3] = {0.0248f, 0.0377f, 0.0287f}; - float K[3] = {0.0f, 0.0f, 0.0f}; - int baro_loop_cnt = 0; - int baro_loop_end = 70; /* measurement for 1 second */ - float p0_Pa = 0.0f; /* to determin while start up */ - float rho0 = 1.293f; /* standard pressure */ - const float const_earth_gravity = 9.81f; - - float posX = 0.0f; - float posY = 0.0f; - float posZ = 0.0f; - - double lat_current; - double lon_current; - float alt_current; - - float gps_origin_altitude = 0.0f; - - /* Initialize filter */ - kalman_dlqe2_initialize(); - kalman_dlqe3_initialize(); - - /* declare and safely initialize all structs */ - struct sensor_combined_s sensor; - memset(&sensor, 0, sizeof(sensor)); - struct vehicle_attitude_s att; - memset(&att, 0, sizeof(att)); - struct vehicle_status_s vehicle_status; - memset(&vehicle_status, 0, sizeof(vehicle_status)); /* make sure that baroINITdone = false */ - struct vehicle_vicon_position_s vicon_pos; - memset(&vicon_pos, 0, sizeof(vicon_pos)); - struct actuator_controls_effective_s act_eff; - memset(&act_eff, 0, sizeof(act_eff)); - struct vehicle_gps_position_s gps; - memset(&gps, 0, sizeof(gps)); - struct vehicle_local_position_s local_pos_est; - memset(&local_pos_est, 0, sizeof(local_pos_est)); - struct vehicle_global_position_s global_pos_est; - memset(&global_pos_est, 0, sizeof(global_pos_est)); - - /* subscribe */ - int sensor_sub = orb_subscribe(ORB_ID(sensor_combined)); - int sub_params = orb_subscribe(ORB_ID(parameter_update)); - int vehicle_attitude_sub = orb_subscribe(ORB_ID(vehicle_attitude)); - int vicon_pos_sub = orb_subscribe(ORB_ID(vehicle_vicon_position)); - int actuator_eff_sub = orb_subscribe(ORB_ID(actuator_controls_effective_0)); - int vehicle_gps_sub = orb_subscribe(ORB_ID(vehicle_gps_position)); - int vehicle_status_sub = orb_subscribe(ORB_ID(vehicle_status)); - - /* advertise */ - orb_advert_t local_pos_est_pub = 0; - orb_advert_t global_pos_est_pub = 0; - - struct position_estimator_mc_params pos1D_params; - struct position_estimator_mc_param_handles pos1D_param_handles; - /* initialize parameter handles */ - parameters_init(&pos1D_param_handles); - - bool flag_use_gps = false; - bool flag_use_baro = false; - bool flag_baro_initialized = false; /* in any case disable baroINITdone */ - /* FIRST PARAMETER READ at START UP*/ - struct parameter_update_s update; - orb_copy(ORB_ID(parameter_update), sub_params, &update); /* read from param to clear updated flag */ - /* FIRST PARAMETER UPDATE */ - parameters_update(&pos1D_param_handles, &pos1D_params); - flag_use_baro = pos1D_params.baro; - sigma = pos1D_params.sigma; - addNoise = pos1D_params.addNoise; - /* END FIRST PARAMETER UPDATE */ - - /* try to grab a vicon message - if it fails, go for GPS. */ - - /* make sure the next orb_check() can't return true unless we get a timely update */ - orb_copy(ORB_ID(vehicle_vicon_position), vicon_pos_sub, &vicon_pos); - /* allow 200 ms for vicon to come in */ - usleep(200000); - /* check if we got vicon */ - bool update_check; - orb_check(vicon_pos_sub, &update_check); - /* if no update was available, use GPS */ - flag_use_gps = !update_check; - - if (flag_use_gps) { - mavlink_log_info(mavlink_fd, "[pos_est_mc] GPS locked"); - /* wait until gps signal turns valid, only then can we initialize the projection */ - - // XXX magic number - float hdop_threshold_m = 4.0f; - float vdop_threshold_m = 8.0f; - - /* - * If horizontal dilution of precision (hdop / eph) - * and vertical diluation of precision (vdop / epv) - * are below a certain threshold (e.g. 4 m), AND - * home position is not yet set AND the last GPS - * GPS measurement is not older than two seconds AND - * the system is currently not armed, set home - * position to the current position. - */ - - while (!(gps.fix_type == 3 - && (gps.eph_m < hdop_threshold_m) - && (gps.epv_m < vdop_threshold_m) - && (hrt_absolute_time() - gps.timestamp_position < 2000000))) { - - struct pollfd fds1[2] = { - { .fd = vehicle_gps_sub, .events = POLLIN }, - { .fd = sub_params, .events = POLLIN }, - }; - - /* wait for GPS updates, BUT READ VEHICLE STATUS (!) - * this choice is critical, since the vehicle status might not - * actually change, if this app is started after GPS lock was - * aquired. - */ - if (poll(fds1, 2, 5000)) { - if (fds1[0].revents & POLLIN){ - /* Read gps position */ - orb_copy(ORB_ID(vehicle_gps_position), vehicle_gps_sub, &gps); - } - if (fds1[1].revents & POLLIN){ - /* Read out parameters to check for an update there, e.g. useGPS variable */ - /* read from param to clear updated flag */ - struct parameter_update_s updated; - orb_copy(ORB_ID(parameter_update), sub_params, &updated); - /* update parameters */ - parameters_update(&pos1D_param_handles, &pos1D_params); - } - } - static int printcounter = 0; - if (printcounter == 100) { - printcounter = 0; - warnx("[pos_est_mc] wait for GPS fix"); - } - printcounter++; - } - - /* get gps value for first initialization */ - orb_copy(ORB_ID(vehicle_gps_position), vehicle_gps_sub, &gps); - lat_current = ((double)(gps.lat)) * 1e-7d; - lon_current = ((double)(gps.lon)) * 1e-7d; - alt_current = gps.alt * 1e-3f; - gps_origin_altitude = alt_current; - /* initialize coordinates */ - map_projection_init(lat_current, lon_current); - /* publish global position messages only after first GPS message */ - printf("[pos_est_mc] initialized projection with: lat: %.10f, lon:%.10f\n", lat_current, lon_current); - - } else { - mavlink_log_info(mavlink_fd, "[pos_est_mc] I'm NOT using GPS - I use VICON"); - /* onboard calculated position estimations */ - } - thread_running = true; - - struct pollfd fds2[3] = { - { .fd = vehicle_gps_sub, .events = POLLIN }, - { .fd = vicon_pos_sub, .events = POLLIN }, - { .fd = sub_params, .events = POLLIN }, - }; - - bool vicon_updated = false; - bool gps_updated = false; - - /**< main_loop */ - while (!thread_should_exit) { - int ret = poll(fds2, 3, 20); //wait maximal this 20 ms = 50 Hz minimum rate - if (ret < 0) { - /* poll error */ - } else { - if (fds2[2].revents & POLLIN){ - /* new parameter */ - /* read from param to clear updated flag */ - struct parameter_update_s updated; - orb_copy(ORB_ID(parameter_update), sub_params, &updated); - /* update parameters */ - parameters_update(&pos1D_param_handles, &pos1D_params); - flag_use_baro = pos1D_params.baro; - sigma = pos1D_params.sigma; - addNoise = pos1D_params.addNoise; - } - vicon_updated = false; /* default is no vicon_updated */ - if (fds2[1].revents & POLLIN) { - /* new vicon position */ - orb_copy(ORB_ID(vehicle_vicon_position), vicon_pos_sub, &vicon_pos); - posX = vicon_pos.x; - posY = vicon_pos.y; - posZ = vicon_pos.z; - vicon_updated = true; /* set flag for vicon update */ - } /* end of poll call for vicon updates */ - gps_updated = false; - if (fds2[0].revents & POLLIN) { - /* new GPS value */ - orb_copy(ORB_ID(vehicle_gps_position), vehicle_gps_sub, &gps); - /* Project gps lat lon (Geographic coordinate system) to plane*/ - map_projection_project(((double)(gps.lat)) * 1e-7d, ((double)(gps.lon)) * 1e-7d, &(z[0]), &(z[1])); - posX = z[0]; - posY = z[1]; - posZ = (float)(gps.alt * 1e-3f); - gps_updated = true; - } - - /* Main estimator loop */ - orb_copy(ORB_ID(actuator_controls_effective_0), actuator_eff_sub, &act_eff); - orb_copy(ORB_ID(vehicle_attitude), vehicle_attitude_sub, &att); - orb_copy(ORB_ID(vehicle_status), vehicle_status_sub, &vehicle_status); - orb_copy(ORB_ID(sensor_combined), sensor_sub, &sensor); - // barometric pressure estimation at start up - if (!flag_baro_initialized){ - // mean calculation over several measurements - if (baro_loop_cnt<baro_loop_end) { - p0_Pa += (sensor.baro_pres_mbar*100); - baro_loop_cnt++; - } else { - p0_Pa /= (float)(baro_loop_cnt); - flag_baro_initialized = true; - char *baro_m_start = "barometer initialized with p0 = "; - char p0_char[15]; - sprintf(p0_char, "%8.2f", (double)(p0_Pa/100)); - char *baro_m_end = " mbar"; - char str[80]; - strcpy(str,baro_m_start); - strcat(str,p0_char); - strcat(str,baro_m_end); - mavlink_log_info(mavlink_fd, str); - } - } - if (flag_use_gps) { - /* initialize map projection with the last estimate (not at full rate) */ - if (gps.fix_type > 2) { - /* x-y-position/velocity estimation in earth frame = gps frame */ - kalman_dlqe3(dT_const_50,K_vicon_50Hz[0],K_vicon_50Hz[1],K_vicon_50Hz[2],x_x_aposteriori_k,posX,gps_updated,0.0f,0.0f,x_x_aposteriori); - memcpy(x_x_aposteriori_k, x_x_aposteriori, sizeof(x_x_aposteriori)); - kalman_dlqe3(dT_const_50,K_vicon_50Hz[0],K_vicon_50Hz[1],K_vicon_50Hz[2],x_y_aposteriori_k,posY,gps_updated,0.0f,0.0f,x_y_aposteriori); - memcpy(x_y_aposteriori_k, x_y_aposteriori, sizeof(x_y_aposteriori)); - /* z-position/velocity estimation in earth frame = vicon frame */ - float z_est = 0.0f; - if (flag_baro_initialized && flag_use_baro) { - z_est = -p0_Pa*logf(p0_Pa/(sensor.baro_pres_mbar*100))/(rho0*const_earth_gravity); - K[0] = K_vicon_50Hz[0]; - K[1] = K_vicon_50Hz[1]; - K[2] = K_vicon_50Hz[2]; - gps_updated = 1.0f; /* always enable the update, cause baro update = 200 Hz */ - } else { - z_est = posZ; - K[0] = K_vicon_50Hz[0]; - K[1] = K_vicon_50Hz[1]; - K[2] = K_vicon_50Hz[2]; - } - - kalman_dlqe3(dT_const_50,K[0],K[1],K[2],x_z_aposteriori_k,z_est,gps_updated,0.0f,0.0f,x_z_aposteriori); - memcpy(x_z_aposteriori_k, x_z_aposteriori, sizeof(x_z_aposteriori)); - local_pos_est.x = x_x_aposteriori_k[0]; - local_pos_est.vx = x_x_aposteriori_k[1]; - local_pos_est.y = x_y_aposteriori_k[0]; - local_pos_est.vy = x_y_aposteriori_k[1]; - local_pos_est.z = x_z_aposteriori_k[0]; - local_pos_est.vz = x_z_aposteriori_k[1]; - local_pos_est.timestamp = hrt_absolute_time(); - if ((isfinite(x_x_aposteriori_k[0])) && (isfinite(x_x_aposteriori_k[1])) && (isfinite(x_y_aposteriori_k[0])) && (isfinite(x_y_aposteriori_k[1])) && (isfinite(x_z_aposteriori_k[0])) && (isfinite(x_z_aposteriori_k[1]))) { - /* publish local position estimate */ - if (local_pos_est_pub > 0) { - orb_publish(ORB_ID(vehicle_local_position), local_pos_est_pub, &local_pos_est); - } else { - local_pos_est_pub = orb_advertise(ORB_ID(vehicle_local_position), &local_pos_est); - } - /* publish on GPS updates */ - if (gps_updated) { - - double lat, lon; - float alt = z_est + gps_origin_altitude; - - map_projection_reproject(local_pos_est.x, local_pos_est.y, &lat, &lon); - - global_pos_est.lat = lat; - global_pos_est.lon = lon; - global_pos_est.alt = alt; - - if (global_pos_est_pub > 0) { - orb_publish(ORB_ID(vehicle_global_position), global_pos_est_pub, &global_pos_est); - } else { - global_pos_est_pub = orb_advertise(ORB_ID(vehicle_global_position), &global_pos_est); - } - } - } - } - } else { - /* x-y-position/velocity estimation in earth frame = vicon frame */ - kalman_dlqe3(dT_const_50,K_vicon_50Hz[0],K_vicon_50Hz[1],K_vicon_50Hz[2],x_x_aposteriori_k,posX,vicon_updated,addNoise,sigma,x_x_aposteriori); - memcpy(x_x_aposteriori_k, x_x_aposteriori, sizeof(x_x_aposteriori)); - kalman_dlqe3(dT_const_50,K_vicon_50Hz[0],K_vicon_50Hz[1],K_vicon_50Hz[2],x_y_aposteriori_k,posY,vicon_updated,addNoise,sigma,x_y_aposteriori); - memcpy(x_y_aposteriori_k, x_y_aposteriori, sizeof(x_y_aposteriori)); - /* z-position/velocity estimation in earth frame = vicon frame */ - float z_est = 0.0f; - float local_sigma = 0.0f; - if (flag_baro_initialized && flag_use_baro) { - z_est = -p0_Pa*logf(p0_Pa/(sensor.baro_pres_mbar*100.0f))/(rho0*const_earth_gravity); - K[0] = K_vicon_50Hz[0]; - K[1] = K_vicon_50Hz[1]; - K[2] = K_vicon_50Hz[2]; - vicon_updated = 1; /* always enable the update, cause baro update = 200 Hz */ - local_sigma = 0.0f; /* don't add noise on barometer in any case */ - } else { - z_est = posZ; - K[0] = K_vicon_50Hz[0]; - K[1] = K_vicon_50Hz[1]; - K[2] = K_vicon_50Hz[2]; - local_sigma = sigma; - } - kalman_dlqe3(dT_const_50,K[0],K[1],K[2],x_z_aposteriori_k,z_est,vicon_updated,addNoise,local_sigma,x_z_aposteriori); - memcpy(x_z_aposteriori_k, x_z_aposteriori, sizeof(x_z_aposteriori)); - local_pos_est.x = x_x_aposteriori_k[0]; - local_pos_est.vx = x_x_aposteriori_k[1]; - local_pos_est.y = x_y_aposteriori_k[0]; - local_pos_est.vy = x_y_aposteriori_k[1]; - local_pos_est.z = x_z_aposteriori_k[0]; - local_pos_est.vz = x_z_aposteriori_k[1]; - local_pos_est.timestamp = hrt_absolute_time(); - if ((isfinite(x_x_aposteriori_k[0])) && (isfinite(x_x_aposteriori_k[1])) && (isfinite(x_y_aposteriori_k[0])) && (isfinite(x_y_aposteriori_k[1])) && (isfinite(x_z_aposteriori_k[0])) && (isfinite(x_z_aposteriori_k[1]))){ - if(local_pos_est_pub > 0) - orb_publish(ORB_ID(vehicle_local_position), local_pos_est_pub, &local_pos_est); - else - local_pos_est_pub = orb_advertise(ORB_ID(vehicle_local_position), &local_pos_est); - //char buf[0xff]; sprintf(buf,"[pos_est_mc] x:%f, y:%f, z:%f",x_x_aposteriori_k[0],x_y_aposteriori_k[0],x_z_aposteriori_k[0]); - //mavlink_log_info(mavlink_fd, buf); - } - } - } /* end of poll return value check */ - } - - printf("[pos_est_mc] exiting.\n"); - mavlink_log_info(mavlink_fd, "[pos_est_mc] exiting"); - thread_running = false; - return 0; -} diff --git a/src/modules/position_estimator_mc/position_estimator_mc_params.c b/src/modules/position_estimator_mc/position_estimator_mc_params.c deleted file mode 100755 index 72e5bc73b..000000000 --- a/src/modules/position_estimator_mc/position_estimator_mc_params.c +++ /dev/null @@ -1,68 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: Damian Aregger <daregger@student.ethz.ch> - * Tobias Naegeli <naegelit@student.ethz.ch> -* Lorenz Meier <lm@inf.ethz.ch> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/* - * @file position_estimator_mc_params.c - * - * Parameters for position_estimator_mc - */ - -#include "position_estimator_mc_params.h" - -/* Kalman Filter covariances */ -/* gps measurement noise standard deviation */ -PARAM_DEFINE_FLOAT(POS_EST_ADDN, 1.0f); -PARAM_DEFINE_FLOAT(POS_EST_SIGMA, 0.0f); -PARAM_DEFINE_FLOAT(POS_EST_R, 1.0f); -PARAM_DEFINE_INT32(POS_EST_BARO, 0.0f); - -int parameters_init(struct position_estimator_mc_param_handles *h) -{ - h->addNoise = param_find("POS_EST_ADDN"); - h->sigma = param_find("POS_EST_SIGMA"); - h->r = param_find("POS_EST_R"); - h->baro_param_handle = param_find("POS_EST_BARO"); - return OK; -} - -int parameters_update(const struct position_estimator_mc_param_handles *h, struct position_estimator_mc_params *p) -{ - param_get(h->addNoise, &(p->addNoise)); - param_get(h->sigma, &(p->sigma)); - param_get(h->r, &(p->R)); - param_get(h->baro_param_handle, &(p->baro)); - return OK; -} diff --git a/src/modules/px4iofirmware/controls.c b/src/modules/px4iofirmware/controls.c index 56c5aa005..185cb20dd 100644 --- a/src/modules/px4iofirmware/controls.c +++ b/src/modules/px4iofirmware/controls.c @@ -47,8 +47,8 @@ #include "px4io.h" #define RC_FAILSAFE_TIMEOUT 2000000 /**< two seconds failsafe timeout */ -#define RC_CHANNEL_HIGH_THRESH 5000 -#define RC_CHANNEL_LOW_THRESH -5000 +#define RC_CHANNEL_HIGH_THRESH 5000 /* 75% threshold */ +#define RC_CHANNEL_LOW_THRESH -8000 /* 10% threshold */ static bool ppm_input(uint16_t *values, uint16_t *num_values, uint16_t *frame_len); @@ -291,6 +291,7 @@ controls_tick() { /* set RC OK flag, as we got an update */ r_status_flags |= PX4IO_P_STATUS_FLAGS_RC_OK; + r_raw_rc_flags |= PX4IO_P_RAW_RC_FLAGS_RC_OK; /* if we have enough channels (5) to control the vehicle, the mapping is ok */ if (assigned_channels > 4) { @@ -336,6 +337,9 @@ controls_tick() { PX4IO_P_STATUS_FLAGS_OVERRIDE | PX4IO_P_STATUS_FLAGS_RC_OK); + /* flag raw RC as lost */ + r_raw_rc_flags &= ~(PX4IO_P_RAW_RC_FLAGS_RC_OK); + /* Mark all channels as invalid, as we just lost the RX */ r_rc_valid = 0; @@ -405,8 +409,9 @@ ppm_input(uint16_t *values, uint16_t *num_values, uint16_t *frame_len) if (*num_values > PX4IO_RC_INPUT_CHANNELS) *num_values = PX4IO_RC_INPUT_CHANNELS; - for (unsigned i = 0; i < *num_values; i++) + for (unsigned i = 0; i < *num_values; i++) { values[i] = ppm_buffer[i]; + } /* clear validity */ ppm_last_valid_decode = 0; diff --git a/src/modules/px4iofirmware/i2c.c b/src/modules/px4iofirmware/i2c.c index 79b6546b3..6d1d1fc2d 100644 --- a/src/modules/px4iofirmware/i2c.c +++ b/src/modules/px4iofirmware/i2c.c @@ -64,12 +64,15 @@ #define rCCR REG(STM32_I2C_CCR_OFFSET) #define rTRISE REG(STM32_I2C_TRISE_OFFSET) +void i2c_reset(void); static int i2c_interrupt(int irq, void *context); static void i2c_rx_setup(void); static void i2c_tx_setup(void); static void i2c_rx_complete(void); static void i2c_tx_complete(void); +#ifdef DEBUG static void i2c_dump(void); +#endif static DMA_HANDLE rx_dma; static DMA_HANDLE tx_dma; @@ -331,6 +334,7 @@ i2c_tx_complete(void) i2c_tx_setup(); } +#ifdef DEBUG static void i2c_dump(void) { @@ -339,3 +343,4 @@ i2c_dump(void) debug("CCR 0x%08x TRISE 0x%08x", rCCR, rTRISE); debug("SR1 0x%08x SR2 0x%08x", rSR1, rSR2); } +#endif diff --git a/src/modules/px4iofirmware/mixer.cpp b/src/modules/px4iofirmware/mixer.cpp index 9558198f3..606c639f9 100644 --- a/src/modules/px4iofirmware/mixer.cpp +++ b/src/modules/px4iofirmware/mixer.cpp @@ -111,7 +111,7 @@ mixer_tick(void) r_status_flags |= PX4IO_P_STATUS_FLAGS_FMU_OK; } - /* default to failsafe mixing */ + /* default to failsafe mixing - it will be forced below if flag is set */ source = MIX_FAILSAFE; /* @@ -155,6 +155,13 @@ mixer_tick(void) } /* + * Check if we should force failsafe - and do it if we have to + */ + if (r_setup_arming & PX4IO_P_SETUP_ARMING_FORCE_FAILSAFE) { + source = MIX_FAILSAFE; + } + + /* * Set failsafe status flag depending on mixing source */ if (source == MIX_FAILSAFE) { @@ -213,6 +220,7 @@ mixer_tick(void) mixed = mixer_group.mix(&outputs[0], PX4IO_SERVO_COUNT); in_mixer = false; + /* the pwm limit call takes care of out of band errors */ pwm_limit_calc(should_arm, mixed, r_page_servo_disarmed, r_page_servo_control_min, r_page_servo_control_max, outputs, r_page_servos, &pwm_limit); for (unsigned i = mixed; i < PX4IO_SERVO_COUNT; i++) @@ -254,10 +262,25 @@ mixer_tick(void) for (unsigned i = 0; i < PX4IO_SERVO_COUNT; i++) up_pwm_servo_set(i, r_page_servos[i]); + /* set S.BUS1 or S.BUS2 outputs */ + + if (r_setup_features & PX4IO_P_SETUP_FEATURES_SBUS2_OUT) { + sbus2_output(r_page_servos, PX4IO_SERVO_COUNT); + } else if (r_setup_features & PX4IO_P_SETUP_FEATURES_SBUS1_OUT) { + sbus1_output(r_page_servos, PX4IO_SERVO_COUNT); + } + } else if (mixer_servos_armed && should_always_enable_pwm) { /* set the disarmed servo outputs. */ for (unsigned i = 0; i < PX4IO_SERVO_COUNT; i++) up_pwm_servo_set(i, r_page_servo_disarmed[i]); + + /* set S.BUS1 or S.BUS2 outputs */ + if (r_setup_features & PX4IO_P_SETUP_FEATURES_SBUS1_OUT) + sbus1_output(r_page_servos, PX4IO_SERVO_COUNT); + + if (r_setup_features & PX4IO_P_SETUP_FEATURES_SBUS2_OUT) + sbus2_output(r_page_servos, PX4IO_SERVO_COUNT); } } diff --git a/src/modules/px4iofirmware/protocol.h b/src/modules/px4iofirmware/protocol.h index 6c20d6006..050783687 100644 --- a/src/modules/px4iofirmware/protocol.h +++ b/src/modules/px4iofirmware/protocol.h @@ -142,6 +142,7 @@ #define PX4IO_P_RAW_RC_FLAGS_FAILSAFE (1 << 1) /* receiver is in failsafe mode */ #define PX4IO_P_RAW_RC_FLAGS_RC_DSM11 (1 << 2) /* DSM decoding is 11 bit mode */ #define PX4IO_P_RAW_RC_FLAGS_MAPPING_OK (1 << 3) /* Channel mapping is ok */ +#define PX4IO_P_RAW_RC_FLAGS_RC_OK (1 << 4) /* RC reception ok */ #define PX4IO_P_RAW_RC_NRSSI 2 /* [2] Normalized RSSI value, 0: no reception, 255: perfect reception */ #define PX4IO_P_RAW_RC_DATA 3 /* [1] + [2] Details about the RC source (PPM frame length, Spektrum protocol type) */ @@ -178,6 +179,7 @@ #define PX4IO_P_SETUP_ARMING_ALWAYS_PWM_ENABLE (1 << 5) /* Output of PWM right after startup enabled to help ESCs initialize and prevent them from beeping */ #define PX4IO_P_SETUP_ARMING_RC_HANDLING_DISABLED (1 << 6) /* Disable the IO-internal evaluation of the RC */ #define PX4IO_P_SETUP_ARMING_LOCKDOWN (1 << 7) /* If set, the system operates normally, but won't actuate any servos */ +#define PX4IO_P_SETUP_ARMING_FORCE_FAILSAFE (1 << 8) /* If set, the system will always output the failsafe values */ #define PX4IO_P_SETUP_PWM_RATES 2 /* bitmask, 0 = low rate, 1 = high rate */ #define PX4IO_P_SETUP_PWM_DEFAULTRATE 3 /* 'low' PWM frame output rate in Hz */ @@ -189,6 +191,8 @@ #define PX4IO_P_SETUP_RELAYS_POWER2 (1<<1) /* hardware rev [1] power relay 2 */ #define PX4IO_P_SETUP_RELAYS_ACC1 (1<<2) /* hardware rev [1] accessory power 1 */ #define PX4IO_P_SETUP_RELAYS_ACC2 (1<<3) /* hardware rev [1] accessory power 2 */ +#else +#define PX4IO_P_SETUP_RELAYS_PAD 5 #endif #define PX4IO_P_SETUP_VBATT_SCALE 6 /* hardware rev [1] battery voltage correction factor (float) */ @@ -208,15 +212,16 @@ enum { /* DSM bind states */ #define PX4IO_REBOOT_BL_MAGIC 14662 /* required argument for reboot (random) */ #define PX4IO_P_SETUP_CRC 11 /* get CRC of IO firmware */ - /* 12 occupied by CRC */ + /* storage space of 12 occupied by CRC */ +#define PX4IO_P_SETUP_FORCE_SAFETY_OFF 12 /* force safety switch into + 'armed' (PWM enabled) state - this is a non-data write and + hence index 12 can safely be used. */ #define PX4IO_P_SETUP_RC_THR_FAILSAFE_US 13 /**< the throttle failsafe pulse length in microseconds */ -#define PX4IO_P_SETUP_FORCE_SAFETY_OFF 12 /* force safety switch into - 'armed' (PWM enabled) state */ -#define PX4IO_FORCE_SAFETY_MAGIC 22027 /* required argument for force safety (random) */ +#define PX4IO_FORCE_SAFETY_MAGIC 22027 /* required argument for force safety (random) */ /* autopilot control values, -10000..10000 */ -#define PX4IO_PAGE_CONTROLS 51 /**< actuator control groups, one after the other, 8 wide */ +#define PX4IO_PAGE_CONTROLS 51 /**< actuator control groups, one after the other, 8 wide */ #define PX4IO_P_CONTROLS_GROUP_0 (PX4IO_PROTOCOL_MAX_CONTROL_COUNT * 0) /**< 0..PX4IO_PROTOCOL_MAX_CONTROL_COUNT - 1 */ #define PX4IO_P_CONTROLS_GROUP_1 (PX4IO_PROTOCOL_MAX_CONTROL_COUNT * 1) /**< 0..PX4IO_PROTOCOL_MAX_CONTROL_COUNT - 1 */ #define PX4IO_P_CONTROLS_GROUP_2 (PX4IO_PROTOCOL_MAX_CONTROL_COUNT * 2) /**< 0..PX4IO_PROTOCOL_MAX_CONTROL_COUNT - 1 */ @@ -249,6 +254,10 @@ enum { /* DSM bind states */ /* PWM failsafe values - zero disables the output */ #define PX4IO_PAGE_FAILSAFE_PWM 55 /**< 0..CONFIG_ACTUATOR_COUNT-1 */ +/* PWM failsafe values - zero disables the output */ +#define PX4IO_PAGE_SENSORS 56 /**< Sensors connected to PX4IO */ +#define PX4IO_P_SENSORS_ALTITUDE 0 /**< Altitude of an external sensor (HoTT or S.BUS2) */ + /* Debug and test page - not used in normal operation */ #define PX4IO_PAGE_TEST 127 #define PX4IO_P_TEST_LED 0 /**< set the amber LED on/off */ @@ -308,7 +317,7 @@ struct IOPacket { #define PKT_COUNT(_p) ((_p).count_code & PKT_COUNT_MASK) #define PKT_CODE(_p) ((_p).count_code & PKT_CODE_MASK) -#define PKT_SIZE(_p) ((uint8_t *)&((_p).regs[PKT_COUNT(_p)]) - ((uint8_t *)&(_p))) +#define PKT_SIZE(_p) ((size_t)((uint8_t *)&((_p).regs[PKT_COUNT(_p)]) - ((uint8_t *)&(_p)))) static const uint8_t crc8_tab[256] __attribute__((unused)) = { diff --git a/src/modules/px4iofirmware/px4io.c b/src/modules/px4iofirmware/px4io.c index d4c25911e..cd134ccb4 100644 --- a/src/modules/px4iofirmware/px4io.c +++ b/src/modules/px4iofirmware/px4io.c @@ -37,6 +37,7 @@ */ #include <nuttx/config.h> +#include <nuttx/arch.h> #include <stdio.h> // required for task_create #include <stdbool.h> @@ -303,14 +304,12 @@ user_start(int argc, char *argv[]) */ if (hrt_absolute_time() - last_debug_time > (1000 * 1000)) { - struct mallinfo minfo = mallinfo(); - isr_debug(1, "d:%u s=0x%x a=0x%x f=0x%x m=%u", (unsigned)r_page_setup[PX4IO_P_SETUP_SET_DEBUG], (unsigned)r_status_flags, (unsigned)r_setup_arming, (unsigned)r_setup_features, - (unsigned)minfo.mxordblk); + (unsigned)mallinfo().mxordblk); last_debug_time = hrt_absolute_time(); } } diff --git a/src/modules/px4iofirmware/px4io.h b/src/modules/px4iofirmware/px4io.h index 4db948484..b00a96717 100644 --- a/src/modules/px4iofirmware/px4io.h +++ b/src/modules/px4iofirmware/px4io.h @@ -219,6 +219,8 @@ extern bool dsm_input(uint16_t *values, uint16_t *num_values); extern void dsm_bind(uint16_t cmd, int pulses); extern int sbus_init(const char *device); extern bool sbus_input(uint16_t *values, uint16_t *num_values, bool *sbus_failsafe, bool *sbus_frame_drop, uint16_t max_channels); +extern void sbus1_output(uint16_t *values, uint16_t num_values); +extern void sbus2_output(uint16_t *values, uint16_t num_values); /** global debug level for isr_debug() */ extern volatile uint8_t debug_level; diff --git a/src/modules/px4iofirmware/registers.c b/src/modules/px4iofirmware/registers.c index 9e5d7e7e2..43161aa70 100644 --- a/src/modules/px4iofirmware/registers.c +++ b/src/modules/px4iofirmware/registers.c @@ -119,7 +119,6 @@ uint16_t r_page_raw_rc_input[] = [PX4IO_P_RAW_RC_DATA] = 0, [PX4IO_P_RAW_FRAME_COUNT] = 0, [PX4IO_P_RAW_LOST_FRAME_COUNT] = 0, - [PX4IO_P_RAW_RC_DATA] = 0, [PX4IO_P_RAW_RC_BASE ... (PX4IO_P_RAW_RC_BASE + PX4IO_RC_INPUT_CHANNELS)] = 0 }; @@ -160,6 +159,9 @@ volatile uint16_t r_page_setup[] = [PX4IO_P_SETUP_PWM_ALTRATE] = 200, #ifdef CONFIG_ARCH_BOARD_PX4IO_V1 [PX4IO_P_SETUP_RELAYS] = 0, +#else + /* this is unused, but we will pad it for readability (the compiler pads it automatically) */ + [PX4IO_P_SETUP_RELAYS_PAD] = 0, #endif #ifdef ADC_VSERVO [PX4IO_P_SETUP_VSERVO_SCALE] = 10000, @@ -187,7 +189,8 @@ volatile uint16_t r_page_setup[] = PX4IO_P_SETUP_ARMING_FAILSAFE_CUSTOM | \ PX4IO_P_SETUP_ARMING_ALWAYS_PWM_ENABLE | \ PX4IO_P_SETUP_ARMING_RC_HANDLING_DISABLED | \ - PX4IO_P_SETUP_ARMING_LOCKDOWN) + PX4IO_P_SETUP_ARMING_LOCKDOWN | \ + PX4IO_P_SETUP_ARMING_FORCE_FAILSAFE) #define PX4IO_P_SETUP_RATES_VALID ((1 << PX4IO_SERVO_COUNT) - 1) #define PX4IO_P_SETUP_RELAYS_VALID ((1 << PX4IO_RELAY_CHANNELS) - 1) @@ -463,9 +466,18 @@ registers_set_one(uint8_t page, uint8_t offset, uint16_t value) #ifdef ENABLE_SBUS_OUT ENABLE_SBUS_OUT(value & (PX4IO_P_SETUP_FEATURES_SBUS1_OUT | PX4IO_P_SETUP_FEATURES_SBUS2_OUT)); - /* disable the conflicting options */ - if (value & (PX4IO_P_SETUP_FEATURES_SBUS1_OUT | PX4IO_P_SETUP_FEATURES_SBUS2_OUT)) { - value &= ~(PX4IO_P_SETUP_FEATURES_PWM_RSSI | PX4IO_P_SETUP_FEATURES_ADC_RSSI); + /* disable the conflicting options with SBUS 1 */ + if (value & (PX4IO_P_SETUP_FEATURES_SBUS1_OUT)) { + value &= ~(PX4IO_P_SETUP_FEATURES_PWM_RSSI | + PX4IO_P_SETUP_FEATURES_ADC_RSSI | + PX4IO_P_SETUP_FEATURES_SBUS2_OUT); + } + + /* disable the conflicting options with SBUS 2 */ + if (value & (PX4IO_P_SETUP_FEATURES_SBUS2_OUT)) { + value &= ~(PX4IO_P_SETUP_FEATURES_PWM_RSSI | + PX4IO_P_SETUP_FEATURES_ADC_RSSI | + PX4IO_P_SETUP_FEATURES_SBUS1_OUT); } #endif @@ -514,18 +526,22 @@ registers_set_one(uint8_t page, uint8_t offset, uint16_t value) break; case PX4IO_P_SETUP_PWM_DEFAULTRATE: - if (value < 50) + if (value < 50) { value = 50; - if (value > 400) + } + if (value > 400) { value = 400; + } pwm_configure_rates(r_setup_pwm_rates, value, r_setup_pwm_altrate); break; case PX4IO_P_SETUP_PWM_ALTRATE: - if (value < 50) + if (value < 50) { value = 50; - if (value > 400) + } + if (value > 400) { value = 400; + } pwm_configure_rates(r_setup_pwm_rates, r_setup_pwm_defaultrate, value); break; @@ -557,8 +573,9 @@ registers_set_one(uint8_t page, uint8_t offset, uint16_t value) } // check the magic value - if (value != PX4IO_REBOOT_BL_MAGIC) + if (value != PX4IO_REBOOT_BL_MAGIC) { break; + } // we schedule a reboot rather than rebooting // immediately to allow the IO board to ACK @@ -576,6 +593,12 @@ registers_set_one(uint8_t page, uint8_t offset, uint16_t value) } break; + case PX4IO_P_SETUP_RC_THR_FAILSAFE_US: + if (value > 650 && value < 2350) { + r_page_setup[PX4IO_P_SETUP_RC_THR_FAILSAFE_US] = value; + } + break; + default: return -1; } @@ -647,7 +670,7 @@ registers_set_one(uint8_t page, uint8_t offset, uint16_t value) if (conf[PX4IO_P_RC_CONFIG_ASSIGNMENT] == UINT8_MAX) { disabled = true; - } else if ((int)(conf[PX4IO_P_RC_CONFIG_ASSIGNMENT]) < 0 || conf[PX4IO_P_RC_CONFIG_ASSIGNMENT] >= PX4IO_RC_MAPPED_CONTROL_CHANNELS) { + } else if (conf[PX4IO_P_RC_CONFIG_ASSIGNMENT] >= PX4IO_RC_MAPPED_CONTROL_CHANNELS) { count++; } @@ -689,7 +712,7 @@ registers_get(uint8_t page, uint8_t offset, uint16_t **values, unsigned *num_val { #define SELECT_PAGE(_page_name) \ do { \ - *values = &_page_name[0]; \ + *values = (uint16_t *)&_page_name[0]; \ *num_values = sizeof(_page_name) / sizeof(_page_name[0]); \ } while(0) @@ -716,30 +739,19 @@ registers_get(uint8_t page, uint8_t offset, uint16_t **values, unsigned *num_val { /* * Coefficients here derived by measurement of the 5-16V - * range on one unit: + * range on one unit, validated on sample points of another unit * - * V counts - * 5 1001 - * 6 1219 - * 7 1436 - * 8 1653 - * 9 1870 - * 10 2086 - * 11 2303 - * 12 2522 - * 13 2738 - * 14 2956 - * 15 3172 - * 16 3389 + * Data in Tools/tests-host/data folder. * - * slope = 0.0046067 - * intercept = 0.3863 + * measured slope = 0.004585267878277 (int: 4585) + * nominal theoretic slope: 0.00459340659 (int: 4593) + * intercept = 0.016646394188076 (int: 16646) + * nominal theoretic intercept: 0.00 (int: 0) * - * Intercept corrected for best results @ 12V. */ unsigned counts = adc_measure(ADC_VBATT); if (counts != 0xffff) { - unsigned mV = (4150 + (counts * 46)) / 10 - 200; + unsigned mV = (166460 + (counts * 45934)) / 10000; unsigned corrected = (mV * r_page_setup[PX4IO_P_SETUP_VBATT_SCALE]) / 10000; r_page_status[PX4IO_P_STATUS_VBATT] = corrected; diff --git a/src/modules/px4iofirmware/sbus.c b/src/modules/px4iofirmware/sbus.c index f6ec542eb..0f0414148 100644 --- a/src/modules/px4iofirmware/sbus.c +++ b/src/modules/px4iofirmware/sbus.c @@ -93,7 +93,7 @@ int sbus_init(const char *device) { if (sbus_fd < 0) - sbus_fd = open(device, O_RDONLY | O_NONBLOCK); + sbus_fd = open(device, O_RDWR | O_NONBLOCK); if (sbus_fd >= 0) { struct termios t; @@ -113,10 +113,23 @@ sbus_init(const char *device) } else { debug("S.Bus: open failed"); } - return sbus_fd; } +void +sbus1_output(uint16_t *values, uint16_t num_values) +{ + char a = 'A'; + write(sbus_fd, &a, 1); +} + +void +sbus2_output(uint16_t *values, uint16_t num_values) +{ + char b = 'B'; + write(sbus_fd, &b, 1); +} + bool sbus_input(uint16_t *values, uint16_t *num_values, bool *sbus_failsafe, bool *sbus_frame_drop, uint16_t max_channels) { diff --git a/src/modules/sdlog/module.mk b/src/modules/sdlog/module.mk deleted file mode 100644 index 89da2d827..000000000 --- a/src/modules/sdlog/module.mk +++ /dev/null @@ -1,43 +0,0 @@ -############################################################################ -# -# Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# -# 1. Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# 2. Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in -# the documentation and/or other materials provided with the -# distribution. -# 3. Neither the name PX4 nor the names of its contributors may be -# used to endorse or promote products derived from this software -# without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS -# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE -# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, -# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS -# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED -# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN -# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -# POSSIBILITY OF SUCH DAMAGE. -# -############################################################################ - -# -# sdlog Application -# - -MODULE_COMMAND = sdlog -# The main thread only buffers to RAM, needs a high priority -MODULE_PRIORITY = "SCHED_PRIORITY_MAX-30" - -SRCS = sdlog.c \ - sdlog_ringbuffer.c diff --git a/src/modules/sdlog/sdlog.c b/src/modules/sdlog/sdlog.c deleted file mode 100644 index c22523bf2..000000000 --- a/src/modules/sdlog/sdlog.c +++ /dev/null @@ -1,840 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: Lorenz Meier <lm@inf.ethz.ch> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/** - * @file sdlog.c - * @author Lorenz Meier <lm@inf.ethz.ch> - * - * Simple SD logger for flight data. Buffers new sensor values and - * does the heavy SD I/O in a low-priority worker thread. - */ - -#include <nuttx/config.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <sys/prctl.h> -#include <fcntl.h> -#include <errno.h> -#include <unistd.h> -#include <stdio.h> -#include <poll.h> -#include <stdlib.h> -#include <string.h> -#include <ctype.h> -#include <systemlib/err.h> -#include <unistd.h> -#include <drivers/drv_hrt.h> - -#include <uORB/uORB.h> -#include <uORB/topics/sensor_combined.h> -#include <uORB/topics/vehicle_attitude.h> -#include <uORB/topics/vehicle_attitude_setpoint.h> -#include <uORB/topics/actuator_outputs.h> -#include <uORB/topics/actuator_controls.h> -#include <uORB/topics/actuator_controls_effective.h> -#include <uORB/topics/vehicle_command.h> -#include <uORB/topics/vehicle_local_position.h> -#include <uORB/topics/vehicle_global_position.h> -#include <uORB/topics/vehicle_gps_position.h> -#include <uORB/topics/vehicle_vicon_position.h> -#include <uORB/topics/optical_flow.h> -#include <uORB/topics/battery_status.h> -#include <uORB/topics/differential_pressure.h> -#include <uORB/topics/airspeed.h> - -#include <systemlib/systemlib.h> - -#include <mavlink/mavlink_log.h> - -#include "sdlog_ringbuffer.h" - -static bool thread_should_exit = false; /**< Deamon exit flag */ -static bool thread_running = false; /**< Deamon status flag */ -static int deamon_task; /**< Handle of deamon task / thread */ -static const int MAX_NO_LOGFOLDER = 999; /**< Maximum number of log folders */ - -static const char *mountpoint = "/fs/microsd"; -static const char *mfile_in = "/etc/logging/logconv.m"; -int sysvector_file = -1; -int mavlink_fd = -1; -struct sdlog_logbuffer lb; - -/* mutex / condition to synchronize threads */ -pthread_mutex_t sysvector_mutex; -pthread_cond_t sysvector_cond; - -/** - * System state vector log buffer writing - */ -static void *sdlog_sysvector_write_thread(void *arg); - -/** - * Create the thread to write the system vector - */ -pthread_t sysvector_write_start(struct sdlog_logbuffer *logbuf); - -/** - * SD log management function. - */ -__EXPORT int sdlog_main(int argc, char *argv[]); - -/** - * Mainloop of sd log deamon. - */ -int sdlog_thread_main(int argc, char *argv[]); - -/** - * Print the correct usage. - */ -static void usage(const char *reason); - -static int file_exist(const char *filename); - -static int file_copy(const char *file_old, const char *file_new); - -static void handle_command(struct vehicle_command_s *cmd); - -/** - * Print the current status. - */ -static void print_sdlog_status(void); - -/** - * Create folder for current logging session. - */ -static int create_logfolder(char *folder_path); - -static void -usage(const char *reason) -{ - if (reason) - fprintf(stderr, "%s\n", reason); - - errx(1, "usage: sdlog {start|stop|status} [-s <number of skipped lines>]\n\n"); -} - -// XXX turn this into a C++ class -unsigned sensor_combined_bytes = 0; -unsigned actuator_outputs_bytes = 0; -unsigned actuator_controls_bytes = 0; -unsigned sysvector_bytes = 0; -unsigned blackbox_file_bytes = 0; -uint64_t starttime = 0; - -/* logging on or off, default to true */ -bool logging_enabled = true; - -/** - * The sd log deamon app only briefly exists to start - * the background job. The stack size assigned in the - * Makefile does only apply to this management task. - * - * The actual stack size should be set in the call - * to task_spawn_cmd(). - */ -int sdlog_main(int argc, char *argv[]) -{ - if (argc < 1) - usage("missing command"); - - if (!strcmp(argv[1], "start")) { - - if (thread_running) { - printf("sdlog already running\n"); - /* this is not an error */ - exit(0); - } - - thread_should_exit = false; - deamon_task = task_spawn_cmd("sdlog", - SCHED_DEFAULT, - SCHED_PRIORITY_DEFAULT - 30, - 4096, - sdlog_thread_main, - (const char **)argv); - exit(0); - } - - if (!strcmp(argv[1], "stop")) { - if (!thread_running) { - printf("\tsdlog is not started\n"); - } - - thread_should_exit = true; - exit(0); - } - - if (!strcmp(argv[1], "status")) { - if (thread_running) { - print_sdlog_status(); - - } else { - printf("\tsdlog not started\n"); - } - - exit(0); - } - - usage("unrecognized command"); - exit(1); -} - -int create_logfolder(char *folder_path) -{ - /* make folder on sdcard */ - uint16_t foldernumber = 1; // start with folder 0001 - int mkdir_ret; - - /* look for the next folder that does not exist */ - while (foldernumber < MAX_NO_LOGFOLDER) { - /* set up file path: e.g. /mnt/sdcard/sensorfile0001.txt */ - sprintf(folder_path, "%s/session%04u", mountpoint, foldernumber); - mkdir_ret = mkdir(folder_path, S_IRWXU | S_IRWXG | S_IRWXO); - /* the result is -1 if the folder exists */ - - if (mkdir_ret == 0) { - /* folder does not exist, success */ - - /* now copy the Matlab/Octave file */ - char mfile_out[100]; - sprintf(mfile_out, "%s/session%04u/run_to_plot_data.m", mountpoint, foldernumber); - int ret = file_copy(mfile_in, mfile_out); - - if (!ret) { - warnx("copied m file to %s", mfile_out); - - } else { - warnx("failed copying m file from %s to\n %s", mfile_in, mfile_out); - } - - break; - - } else if (mkdir_ret == -1) { - /* folder exists already */ - foldernumber++; - continue; - - } else { - warn("failed creating new folder"); - return -1; - } - } - - if (foldernumber >= MAX_NO_LOGFOLDER) { - /* we should not end up here, either we have more than MAX_NO_LOGFOLDER on the SD card, or another problem */ - warn("all %d possible folders exist already", MAX_NO_LOGFOLDER); - return -1; - } - - return 0; -} - - -static void * -sdlog_sysvector_write_thread(void *arg) -{ - /* set name */ - prctl(PR_SET_NAME, "sdlog microSD I/O", 0); - - struct sdlog_logbuffer *logbuf = (struct sdlog_logbuffer *)arg; - - int poll_count = 0; - struct sdlog_sysvector sysvect; - memset(&sysvect, 0, sizeof(sysvect)); - - while (!thread_should_exit) { - - /* make sure threads are synchronized */ - pthread_mutex_lock(&sysvector_mutex); - - /* only wait if no data is available to process */ - if (sdlog_logbuffer_is_empty(logbuf)) { - /* blocking wait for new data at this line */ - pthread_cond_wait(&sysvector_cond, &sysvector_mutex); - } - - /* only quickly load data, do heavy I/O a few lines down */ - int ret = sdlog_logbuffer_read(logbuf, &sysvect); - /* continue */ - pthread_mutex_unlock(&sysvector_mutex); - - if (ret == OK) { - sysvector_bytes += write(sysvector_file, (const char *)&sysvect, sizeof(sysvect)); - } - - if (poll_count % 100 == 0) { - fsync(sysvector_file); - } - - poll_count++; - } - - fsync(sysvector_file); - - return OK; -} - -pthread_t -sysvector_write_start(struct sdlog_logbuffer *logbuf) -{ - pthread_attr_t receiveloop_attr; - pthread_attr_init(&receiveloop_attr); - - struct sched_param param; - /* low priority, as this is expensive disk I/O */ - param.sched_priority = SCHED_PRIORITY_DEFAULT - 40; - (void)pthread_attr_setschedparam(&receiveloop_attr, ¶m); - - pthread_attr_setstacksize(&receiveloop_attr, 2048); - - pthread_t thread; - pthread_create(&thread, &receiveloop_attr, sdlog_sysvector_write_thread, logbuf); - return thread; - - // XXX we have to destroy the attr at some point -} - - -int sdlog_thread_main(int argc, char *argv[]) -{ - mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); - - if (mavlink_fd < 0) { - warnx("ERROR: Failed to open MAVLink log stream, start mavlink app first.\n"); - } - - /* log every n'th value (skip three per default) */ - int skip_value = 3; - - /* work around some stupidity in task_create's argv handling */ - argc -= 2; - argv += 2; - int ch; - - while ((ch = getopt(argc, argv, "s:r")) != EOF) { - switch (ch) { - case 's': - { - /* log only every n'th (gyro clocked) value */ - unsigned s = strtoul(optarg, NULL, 10); - - if (s < 1 || s > 250) { - errx(1, "Wrong skip value of %d, out of range (1..250)\n", s); - } else { - skip_value = s; - } - } - break; - - case 'r': - /* log only on request, disable logging per default */ - logging_enabled = false; - break; - - case '?': - if (optopt == 'c') { - warnx("Option -%c requires an argument.\n", optopt); - } else if (isprint(optopt)) { - warnx("Unknown option `-%c'.\n", optopt); - } else { - warnx("Unknown option character `\\x%x'.\n", optopt); - } - - default: - usage("unrecognized flag"); - errx(1, "exiting."); - } - } - - if (file_exist(mountpoint) != OK) { - errx(1, "logging mount point %s not present, exiting.", mountpoint); - } - - char folder_path[64]; - - if (create_logfolder(folder_path)) - errx(1, "unable to create logging folder, exiting."); - - FILE *gpsfile; - FILE *blackbox_file; - - /* string to hold the path to the sensorfile */ - char path_buf[64] = ""; - - /* only print logging path, important to find log file later */ - warnx("logging to directory %s\n", folder_path); - - /* set up file path: e.g. /mnt/sdcard/session0001/actuator_controls0.bin */ - sprintf(path_buf, "%s/%s.bin", folder_path, "sysvector"); - - if (0 == (sysvector_file = open(path_buf, O_CREAT | O_WRONLY | O_DSYNC))) { - errx(1, "opening %s failed.\n", path_buf); - } - - /* set up file path: e.g. /mnt/sdcard/session0001/gps.txt */ - sprintf(path_buf, "%s/%s.txt", folder_path, "gps"); - - if (NULL == (gpsfile = fopen(path_buf, "w"))) { - errx(1, "opening %s failed.\n", path_buf); - } - - int gpsfile_no = fileno(gpsfile); - - /* set up file path: e.g. /mnt/sdcard/session0001/blackbox.txt */ - sprintf(path_buf, "%s/%s.txt", folder_path, "blackbox"); - - if (NULL == (blackbox_file = fopen(path_buf, "w"))) { - errx(1, "opening %s failed.\n", path_buf); - } - - // XXX for fsync() calls - int blackbox_file_no = fileno(blackbox_file); - - /* --- IMPORTANT: DEFINE NUMBER OF ORB STRUCTS TO WAIT FOR HERE --- */ - /* number of messages */ - const ssize_t fdsc = 25; - /* Sanity check variable and index */ - ssize_t fdsc_count = 0; - /* file descriptors to wait for */ - struct pollfd fds[fdsc]; - - - struct { - struct sensor_combined_s raw; - struct vehicle_attitude_s att; - struct vehicle_attitude_setpoint_s att_sp; - struct actuator_outputs_s act_outputs; - struct actuator_controls_s act_controls; - struct actuator_controls_effective_s act_controls_effective; - struct vehicle_command_s cmd; - struct vehicle_local_position_s local_pos; - struct vehicle_global_position_s global_pos; - struct vehicle_gps_position_s gps_pos; - struct vehicle_vicon_position_s vicon_pos; - struct optical_flow_s flow; - struct battery_status_s batt; - struct differential_pressure_s diff_pres; - struct airspeed_s airspeed; - } buf; - memset(&buf, 0, sizeof(buf)); - - struct { - int cmd_sub; - int sensor_sub; - int att_sub; - int spa_sub; - int act_0_sub; - int controls_0_sub; - int controls_effective_0_sub; - int local_pos_sub; - int global_pos_sub; - int gps_pos_sub; - int vicon_pos_sub; - int flow_sub; - int batt_sub; - int diff_pres_sub; - int airspeed_sub; - } subs; - - /* --- MANAGEMENT - LOGGING COMMAND --- */ - /* subscribe to ORB for vehicle command */ - subs.cmd_sub = orb_subscribe(ORB_ID(vehicle_command)); - fds[fdsc_count].fd = subs.cmd_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- GPS POSITION --- */ - /* subscribe to ORB for global position */ - subs.gps_pos_sub = orb_subscribe(ORB_ID(vehicle_gps_position)); - fds[fdsc_count].fd = subs.gps_pos_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- SENSORS RAW VALUE --- */ - /* subscribe to ORB for sensors raw */ - subs.sensor_sub = orb_subscribe(ORB_ID(sensor_combined)); - fds[fdsc_count].fd = subs.sensor_sub; - /* do not rate limit, instead use skip counter (aliasing on rate limit) */ - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- ATTITUDE VALUE --- */ - /* subscribe to ORB for attitude */ - subs.att_sub = orb_subscribe(ORB_ID(vehicle_attitude)); - fds[fdsc_count].fd = subs.att_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- ATTITUDE SETPOINT VALUE --- */ - /* subscribe to ORB for attitude setpoint */ - /* struct already allocated */ - subs.spa_sub = orb_subscribe(ORB_ID(vehicle_attitude_setpoint)); - fds[fdsc_count].fd = subs.spa_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /** --- ACTUATOR OUTPUTS --- */ - subs.act_0_sub = orb_subscribe(ORB_ID(actuator_outputs_0)); - fds[fdsc_count].fd = subs.act_0_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- ACTUATOR CONTROL VALUE --- */ - /* subscribe to ORB for actuator control */ - subs.controls_0_sub = orb_subscribe(ORB_ID_VEHICLE_ATTITUDE_CONTROLS); - fds[fdsc_count].fd = subs.controls_0_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- ACTUATOR CONTROL EFFECTIVE VALUE --- */ - /* subscribe to ORB for actuator control */ - subs.controls_effective_0_sub = orb_subscribe(ORB_ID_VEHICLE_ATTITUDE_CONTROLS_EFFECTIVE); - fds[fdsc_count].fd = subs.controls_effective_0_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- LOCAL POSITION --- */ - /* subscribe to ORB for local position */ - subs.local_pos_sub = orb_subscribe(ORB_ID(vehicle_local_position)); - fds[fdsc_count].fd = subs.local_pos_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- GLOBAL POSITION --- */ - /* subscribe to ORB for global position */ - subs.global_pos_sub = orb_subscribe(ORB_ID(vehicle_global_position)); - fds[fdsc_count].fd = subs.global_pos_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- VICON POSITION --- */ - /* subscribe to ORB for vicon position */ - subs.vicon_pos_sub = orb_subscribe(ORB_ID(vehicle_vicon_position)); - fds[fdsc_count].fd = subs.vicon_pos_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- FLOW measurements --- */ - /* subscribe to ORB for flow measurements */ - subs.flow_sub = orb_subscribe(ORB_ID(optical_flow)); - fds[fdsc_count].fd = subs.flow_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- BATTERY STATUS --- */ - /* subscribe to ORB for flow measurements */ - subs.batt_sub = orb_subscribe(ORB_ID(battery_status)); - fds[fdsc_count].fd = subs.batt_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- DIFFERENTIAL PRESSURE --- */ - /* subscribe to ORB for flow measurements */ - subs.diff_pres_sub = orb_subscribe(ORB_ID(differential_pressure)); - fds[fdsc_count].fd = subs.diff_pres_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* --- AIRSPEED --- */ - /* subscribe to ORB for airspeed */ - subs.airspeed_sub = orb_subscribe(ORB_ID(airspeed)); - fds[fdsc_count].fd = subs.airspeed_sub; - fds[fdsc_count].events = POLLIN; - fdsc_count++; - - /* WARNING: If you get the error message below, - * then the number of registered messages (fdsc) - * differs from the number of messages in the above list. - */ - if (fdsc_count > fdsc) { - warn("WARNING: Not enough space for poll fds allocated. Check %s:%d.\n", __FILE__, __LINE__); - fdsc_count = fdsc; - } - - /* - * set up poll to block for new data, - * wait for a maximum of 1000 ms (1 second) - */ - // const int timeout = 1000; - - thread_running = true; - - /* initialize log buffer with a size of 10 */ - sdlog_logbuffer_init(&lb, 10); - - /* initialize thread synchronization */ - pthread_mutex_init(&sysvector_mutex, NULL); - pthread_cond_init(&sysvector_cond, NULL); - - /* start logbuffer emptying thread */ - pthread_t sysvector_pthread = sysvector_write_start(&lb); - - starttime = hrt_absolute_time(); - - /* track skipping */ - int skip_count = 0; - - while (!thread_should_exit) { - - /* only poll for commands, gps and sensor_combined */ - int poll_ret = poll(fds, 3, 1000); - - /* handle the poll result */ - if (poll_ret == 0) { - /* XXX this means none of our providers is giving us data - might be an error? */ - } else if (poll_ret < 0) { - /* XXX this is seriously bad - should be an emergency */ - } else { - - int ifds = 0; - - /* --- VEHICLE COMMAND VALUE --- */ - if (fds[ifds++].revents & POLLIN) { - /* copy command into local buffer */ - orb_copy(ORB_ID(vehicle_command), subs.cmd_sub, &buf.cmd); - - /* always log to blackbox, even when logging disabled */ - blackbox_file_bytes += fprintf(blackbox_file, "[%10.4f\tVCMD] CMD #%d [%f\t%f\t%f\t%f\t%f\t%f\t%f]\n", hrt_absolute_time()/1000000.0d, - buf.cmd.command, (double)buf.cmd.param1, (double)buf.cmd.param2, (double)buf.cmd.param3, (double)buf.cmd.param4, - (double)buf.cmd.param5, (double)buf.cmd.param6, (double)buf.cmd.param7); - - handle_command(&buf.cmd); - } - - /* --- VEHICLE GPS VALUE --- */ - if (fds[ifds++].revents & POLLIN) { - /* copy gps position into local buffer */ - orb_copy(ORB_ID(vehicle_gps_position), subs.gps_pos_sub, &buf.gps_pos); - - /* if logging disabled, continue */ - if (logging_enabled) { - - /* write KML line */ - } - } - - /* --- SENSORS RAW VALUE --- */ - if (fds[ifds++].revents & POLLIN) { - - // /* copy sensors raw data into local buffer */ - // orb_copy(ORB_ID(sensor_combined), subs.sensor_sub, &buf.raw); - // /* write out */ - // sensor_combined_bytes += write(sensorfile, (const char*)&(buf.raw), sizeof(buf.raw)); - - /* always copy sensors raw data into local buffer, since poll flags won't clear else */ - orb_copy(ORB_ID(sensor_combined), subs.sensor_sub, &buf.raw); - orb_copy(ORB_ID_VEHICLE_ATTITUDE_CONTROLS, subs.controls_0_sub, &buf.act_controls); - orb_copy(ORB_ID_VEHICLE_ATTITUDE_CONTROLS_EFFECTIVE, subs.controls_effective_0_sub, &buf.act_controls_effective); - orb_copy(ORB_ID(actuator_outputs_0), subs.act_0_sub, &buf.act_outputs); - orb_copy(ORB_ID(vehicle_attitude_setpoint), subs.spa_sub, &buf.att_sp); - orb_copy(ORB_ID(vehicle_gps_position), subs.gps_pos_sub, &buf.gps_pos); - orb_copy(ORB_ID(vehicle_local_position), subs.local_pos_sub, &buf.local_pos); - orb_copy(ORB_ID(vehicle_global_position), subs.global_pos_sub, &buf.global_pos); - orb_copy(ORB_ID(vehicle_attitude), subs.att_sub, &buf.att); - orb_copy(ORB_ID(vehicle_vicon_position), subs.vicon_pos_sub, &buf.vicon_pos); - orb_copy(ORB_ID(optical_flow), subs.flow_sub, &buf.flow); - orb_copy(ORB_ID(differential_pressure), subs.diff_pres_sub, &buf.diff_pres); - orb_copy(ORB_ID(airspeed), subs.airspeed_sub, &buf.airspeed); - orb_copy(ORB_ID(battery_status), subs.batt_sub, &buf.batt); - - /* if skipping is on or logging is disabled, ignore */ - if (skip_count < skip_value || !logging_enabled) { - skip_count++; - /* do not log data */ - continue; - } else { - /* log data, reset */ - skip_count = 0; - } - - struct sdlog_sysvector sysvect = { - .timestamp = buf.raw.timestamp, - .gyro = {buf.raw.gyro_rad_s[0], buf.raw.gyro_rad_s[1], buf.raw.gyro_rad_s[2]}, - .accel = {buf.raw.accelerometer_m_s2[0], buf.raw.accelerometer_m_s2[1], buf.raw.accelerometer_m_s2[2]}, - .mag = {buf.raw.magnetometer_ga[0], buf.raw.magnetometer_ga[1], buf.raw.magnetometer_ga[2]}, - .baro = buf.raw.baro_pres_mbar, - .baro_alt = buf.raw.baro_alt_meter, - .baro_temp = buf.raw.baro_temp_celcius, - .control = {buf.act_controls.control[0], buf.act_controls.control[1], buf.act_controls.control[2], buf.act_controls.control[3]}, - .actuators = { - buf.act_outputs.output[0], buf.act_outputs.output[1], buf.act_outputs.output[2], buf.act_outputs.output[3], - buf.act_outputs.output[4], buf.act_outputs.output[5], buf.act_outputs.output[6], buf.act_outputs.output[7] - }, - .vbat = buf.batt.voltage_v, - .bat_current = buf.batt.current_a, - .bat_discharged = buf.batt.discharged_mah, - .adc = {buf.raw.adc_voltage_v[0], buf.raw.adc_voltage_v[1], buf.raw.adc_voltage_v[2], buf.raw.adc_voltage_v[3]}, - .local_position = {buf.local_pos.x, buf.local_pos.y, buf.local_pos.z}, - .gps_raw_position = {buf.gps_pos.lat, buf.gps_pos.lon, buf.gps_pos.alt}, - .attitude = {buf.att.pitch, buf.att.roll, buf.att.yaw}, - .rotMatrix = {buf.att.R[0][0], buf.att.R[0][1], buf.att.R[0][2], buf.att.R[1][0], buf.att.R[1][1], buf.att.R[1][2], buf.att.R[2][0], buf.att.R[2][1], buf.att.R[2][2]}, - .vicon = {buf.vicon_pos.x, buf.vicon_pos.y, buf.vicon_pos.z, buf.vicon_pos.roll, buf.vicon_pos.pitch, buf.vicon_pos.yaw}, - .control_effective = {buf.act_controls_effective.control_effective[0], buf.act_controls_effective.control_effective[1], buf.act_controls_effective.control_effective[2], buf.act_controls_effective.control_effective[3]}, - .flow = {buf.flow.flow_raw_x, buf.flow.flow_raw_y, buf.flow.flow_comp_x_m, buf.flow.flow_comp_y_m, buf.flow.ground_distance_m, buf.flow.quality}, - .diff_pressure = buf.diff_pres.differential_pressure_pa, - .ind_airspeed = buf.airspeed.indicated_airspeed_m_s, - .true_airspeed = buf.airspeed.true_airspeed_m_s - }; - - /* put into buffer for later IO */ - pthread_mutex_lock(&sysvector_mutex); - sdlog_logbuffer_write(&lb, &sysvect); - /* signal the other thread new data, but not yet unlock */ - if ((unsigned)lb.count > (lb.size / 2)) { - /* only request write if several packets can be written at once */ - pthread_cond_signal(&sysvector_cond); - } - /* unlock, now the writer thread may run */ - pthread_mutex_unlock(&sysvector_mutex); - } - - } - - } - - print_sdlog_status(); - - /* wake up write thread one last time */ - pthread_mutex_lock(&sysvector_mutex); - pthread_cond_signal(&sysvector_cond); - /* unlock, now the writer thread may return */ - pthread_mutex_unlock(&sysvector_mutex); - - /* wait for write thread to return */ - (void)pthread_join(sysvector_pthread, NULL); - - pthread_mutex_destroy(&sysvector_mutex); - pthread_cond_destroy(&sysvector_cond); - - warnx("exiting.\n\n"); - - /* finish KML file */ - // XXX - fclose(gpsfile); - fclose(blackbox_file); - - thread_running = false; - - return 0; -} - -void print_sdlog_status() -{ - unsigned bytes = sysvector_bytes + sensor_combined_bytes + actuator_outputs_bytes + blackbox_file_bytes + actuator_controls_bytes; - float mebibytes = bytes / 1024.0f / 1024.0f; - float seconds = ((float)(hrt_absolute_time() - starttime)) / 1000000.0f; - - warnx("wrote %4.2f MiB (average %5.3f MiB/s).\n", (double)mebibytes, (double)(mebibytes / seconds)); -} - -/** - * @return 0 if file exists - */ -int file_exist(const char *filename) -{ - struct stat buffer; - return stat(filename, &buffer); -} - -int file_copy(const char *file_old, const char *file_new) -{ - FILE *source, *target; - source = fopen(file_old, "r"); - int ret = 0; - - if (source == NULL) { - warnx("failed opening input file to copy"); - return 1; - } - - target = fopen(file_new, "w"); - - if (target == NULL) { - fclose(source); - warnx("failed to open output file to copy"); - return 1; - } - - char buf[128]; - int nread; - - while ((nread = fread(buf, 1, sizeof(buf), source)) > 0) { - int ret = fwrite(buf, 1, nread, target); - - if (ret <= 0) { - warnx("error writing file"); - ret = 1; - break; - } - } - - fsync(fileno(target)); - - fclose(source); - fclose(target); - - return ret; -} - -void handle_command(struct vehicle_command_s *cmd) -{ - /* result of the command */ - uint8_t result = VEHICLE_CMD_RESULT_UNSUPPORTED; - - /* request to set different system mode */ - switch (cmd->command) { - - case VEHICLE_CMD_PREFLIGHT_STORAGE: - - if (((int)(cmd->param3)) == 1) { - - /* enable logging */ - mavlink_log_info(mavlink_fd, "[log] file:"); - mavlink_log_info(mavlink_fd, "logdir"); - logging_enabled = true; - } - if (((int)(cmd->param3)) == 0) { - - /* disable logging */ - mavlink_log_info(mavlink_fd, "[log] stopped."); - logging_enabled = false; - } - break; - - default: - /* silently ignore */ - break; - } - -} diff --git a/src/modules/sdlog/sdlog_ringbuffer.h b/src/modules/sdlog/sdlog_ringbuffer.h deleted file mode 100644 index b65916459..000000000 --- a/src/modules/sdlog/sdlog_ringbuffer.h +++ /dev/null @@ -1,91 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Lorenz Meier <lm@inf.ethz.ch> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name PX4 nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/** - * @file sdlog_ringbuffer.h - * microSD logging - * - * @author Lorenz Meier <lm@inf.ethz.ch> - */ - -#ifndef SDLOG_RINGBUFFER_H_ -#define SDLOG_RINGBUFFER_H_ - -#pragma pack(push, 1) -struct sdlog_sysvector { - uint64_t timestamp; /**< time [us] */ - float gyro[3]; /**< [rad/s] */ - float accel[3]; /**< [m/s^2] */ - float mag[3]; /**< [gauss] */ - float baro; /**< pressure [millibar] */ - float baro_alt; /**< altitude above MSL [meter] */ - float baro_temp; /**< [degree celcius] */ - float control[4]; /**< roll, pitch, yaw [-1..1], thrust [0..1] */ - float actuators[8]; /**< motor 1-8, in motor units (PWM: 1000-2000,AR.Drone: 0-512) */ - float vbat; /**< battery voltage in [volt] */ - float bat_current; /**< battery discharge current */ - float bat_discharged; /**< discharged energy in mAh */ - float adc[4]; /**< ADC ports [volt] */ - float local_position[3]; /**< tangent plane mapping into x,y,z [m] */ - int32_t gps_raw_position[3]; /**< latitude [degrees] north, longitude [degrees] east, altitude above MSL [millimeter] */ - float attitude[3]; /**< roll, pitch, yaw [rad] */ - float rotMatrix[9]; /**< unitvectors */ - float vicon[6]; /**< Vicon ground truth x, y, z and roll, pitch, yaw */ - float control_effective[4]; /**< roll, pitch, yaw [-1..1], thrust [0..1] */ - float flow[6]; /**< flow raw x, y, flow metric x, y, flow ground dist, flow quality */ - float diff_pressure; /**< differential pressure */ - float ind_airspeed; /**< indicated airspeed */ - float true_airspeed; /**< true airspeed */ -}; -#pragma pack(pop) - -struct sdlog_logbuffer { - unsigned int start; - // unsigned int end; - unsigned int size; - int count; - struct sdlog_sysvector *elems; -}; - -void sdlog_logbuffer_init(struct sdlog_logbuffer *lb, int size); - -int sdlog_logbuffer_is_full(struct sdlog_logbuffer *lb); - -int sdlog_logbuffer_is_empty(struct sdlog_logbuffer *lb); - -void sdlog_logbuffer_write(struct sdlog_logbuffer *lb, const struct sdlog_sysvector *elem); - -int sdlog_logbuffer_read(struct sdlog_logbuffer *lb, struct sdlog_sysvector *elem); - -#endif diff --git a/src/modules/sdlog2/module.mk b/src/modules/sdlog2/module.mk index f53129688..a28d43e72 100644 --- a/src/modules/sdlog2/module.mk +++ b/src/modules/sdlog2/module.mk @@ -41,3 +41,5 @@ MODULE_PRIORITY = "SCHED_PRIORITY_MAX-30" SRCS = sdlog2.c \ logbuffer.c + +MODULE_STACKSIZE = 1200 diff --git a/src/modules/sdlog2/sdlog2.c b/src/modules/sdlog2/sdlog2.c index b74d4183b..31861c3fc 100644 --- a/src/modules/sdlog2/sdlog2.c +++ b/src/modules/sdlog2/sdlog2.c @@ -74,6 +74,7 @@ #include <uORB/topics/vehicle_global_position.h> #include <uORB/topics/position_setpoint_triplet.h> #include <uORB/topics/vehicle_gps_position.h> +#include <uORB/topics/satellite_info.h> #include <uORB/topics/vehicle_vicon_position.h> #include <uORB/topics/vehicle_global_velocity_setpoint.h> #include <uORB/topics/optical_flow.h> @@ -84,11 +85,14 @@ #include <uORB/topics/esc_status.h> #include <uORB/topics/telemetry_status.h> #include <uORB/topics/estimator_status.h> +#include <uORB/topics/tecs_status.h> #include <uORB/topics/system_power.h> #include <uORB/topics/servorail_status.h> +#include <uORB/topics/wind_estimate.h> #include <systemlib/systemlib.h> #include <systemlib/param/param.h> +#include <systemlib/perf_counter.h> #include <version/version.h> #include <mavlink/mavlink_log.h> @@ -97,6 +101,36 @@ #include "sdlog2_format.h" #include "sdlog2_messages.h" +/** + * Logging rate. + * + * A value of -1 indicates the commandline argument + * should be obeyed. A value of 0 sets the minimum rate, + * any other value is interpreted as rate in Hertz. This + * parameter is only read out before logging starts (which + * commonly is before arming). + * + * @min -1 + * @max 1 + * @group SD Logging + */ +PARAM_DEFINE_INT32(SDLOG_RATE, -1); + +/** + * Enable extended logging mode. + * + * A value of -1 indicates the commandline argument + * should be obeyed. A value of 0 disables extended + * logging mode, a value of 1 enables it. This + * parameter is only read out before logging starts + * (which commonly is before arming). + * + * @min -1 + * @max 1 + * @group SD Logging + */ +PARAM_DEFINE_INT32(SDLOG_EXT, -1); + #define LOGBUFFER_WRITE_AND_COUNT(_msg) if (logbuffer_write(&lb, &log_msg, LOG_PACKET_SIZE(_msg))) { \ log_msgs_written++; \ } else { \ @@ -108,16 +142,20 @@ fds[fdsc_count].events = POLLIN; \ fdsc_count++; +#define MIN(X,Y) ((X) < (Y) ? (X) : (Y)) + static bool main_thread_should_exit = false; /**< Deamon exit flag */ static bool thread_running = false; /**< Deamon status flag */ static int deamon_task; /**< Handle of deamon task / thread */ static bool logwriter_should_exit = false; /**< Logwriter thread exit flag */ -static const int MAX_NO_LOGFOLDER = 999; /**< Maximum number of log dirs */ -static const int MAX_NO_LOGFILE = 999; /**< Maximum number of log files */ +static const unsigned MAX_NO_LOGFOLDER = 999; /**< Maximum number of log dirs */ +static const unsigned MAX_NO_LOGFILE = 999; /**< Maximum number of log files */ static const int LOG_BUFFER_SIZE_DEFAULT = 8192; static const int MAX_WRITE_CHUNK = 512; static const int MIN_BYTES_TO_WRITE = 512; +static bool _extended_logging = false; + static const char *log_root = "/fs/microsd/log"; static int mavlink_fd = -1; struct logbuffer_s lb; @@ -218,6 +256,8 @@ static int create_log_dir(void); */ static int open_log_file(void); +static int open_perf_file(const char* str); + static void sdlog2_usage(const char *reason) { @@ -225,12 +265,13 @@ sdlog2_usage(const char *reason) fprintf(stderr, "%s\n", reason); } - errx(1, "usage: sdlog2 {start|stop|status} [-r <log rate>] [-b <buffer size>] -e -a -t\n" + errx(1, "usage: sdlog2 {start|stop|status} [-r <log rate>] [-b <buffer size>] -e -a -t -x\n" "\t-r\tLog rate in Hz, 0 means unlimited rate\n" "\t-b\tLog buffer size in KiB, default is 8\n" "\t-e\tEnable logging by default (if not, can be started by command)\n" "\t-a\tLog only when armed (can be still overriden by command)\n" - "\t-t\tUse date/time for naming log directories and files\n"); + "\t-t\tUse date/time for naming log directories and files\n" + "\t-x\tExtended logging"); } /** @@ -349,8 +390,8 @@ int create_log_dir() int open_log_file() { /* string to hold the path to the log */ - char log_file_name[16] = ""; - char log_file_path[48] = ""; + char log_file_name[32] = ""; + char log_file_path[64] = ""; if (log_name_timestamp && gps_time != 0) { /* use GPS time for log file naming, e.g. /fs/microsd/2014-01-19/19_37_52.bin */ @@ -378,7 +419,7 @@ int open_log_file() if (file_number > MAX_NO_LOGFILE) { /* we should not end up here, either we have more than MAX_NO_LOGFILE on the SD card, or another problem */ - warnx("all %d possible files exist already", MAX_NO_LOGFILE); + mavlink_log_critical(mavlink_fd, "[sdlog2] ERR: max files %d", MAX_NO_LOGFILE); return -1; } } @@ -387,7 +428,58 @@ int open_log_file() if (fd < 0) { warn("failed opening log: %s", log_file_name); - mavlink_log_info(mavlink_fd, "[sdlog2] failed opening log: %s", log_file_name); + mavlink_log_critical(mavlink_fd, "[sdlog2] failed opening log: %s", log_file_name); + + } else { + warnx("log file: %s", log_file_name); + mavlink_log_info(mavlink_fd, "[sdlog2] log file: %s", log_file_name); + } + + return fd; +} + +int open_perf_file(const char* str) +{ + /* string to hold the path to the log */ + char log_file_name[32] = ""; + char log_file_path[64] = ""; + + if (log_name_timestamp && gps_time != 0) { + /* use GPS time for log file naming, e.g. /fs/microsd/2014-01-19/19_37_52.bin */ + time_t gps_time_sec = gps_time / 1000000; + struct tm t; + gmtime_r(&gps_time_sec, &t); + strftime(log_file_name, sizeof(log_file_name), "perf%H_%M_%S.txt", &t); + snprintf(log_file_path, sizeof(log_file_path), "%s/%s_%s", log_dir, str, log_file_name); + + } else { + unsigned file_number = 1; // start with file log001 + + /* look for the next file that does not exist */ + while (file_number <= MAX_NO_LOGFILE) { + /* format log file path: e.g. /fs/microsd/sess001/log001.bin */ + snprintf(log_file_name, sizeof(log_file_name), "perf%03u.txt", file_number); + snprintf(log_file_path, sizeof(log_file_path), "%s/%s_%s", log_dir, str, log_file_name); + + if (!file_exist(log_file_path)) { + break; + } + + file_number++; + } + + if (file_number > MAX_NO_LOGFILE) { + /* we should not end up here, either we have more than MAX_NO_LOGFILE on the SD card, or another problem */ + mavlink_log_critical(mavlink_fd, "[sdlog2] ERR: max files %d", MAX_NO_LOGFILE); + return -1; + } + } + + int fd = open(log_file_path, O_CREAT | O_WRONLY | O_DSYNC); + + if (fd < 0) { + warn("failed opening log: %s", log_file_name); + mavlink_log_critical(mavlink_fd, "[sdlog2] failed opening log: %s", log_file_name); } else { warnx("log file: %s", log_file_name); @@ -529,6 +621,12 @@ void sdlog2_start_log() errx(1, "error creating logwriter thread"); } + /* write all performance counters */ + int perf_fd = open_perf_file("preflight"); + dprintf(perf_fd, "PERFORMANCE COUNTERS PRE-FLIGHT\n\n"); + perf_print_all(perf_fd); + close(perf_fd); + logging_enabled = true; } @@ -556,6 +654,12 @@ void sdlog2_stop_log() logwriter_pthread = 0; pthread_attr_destroy(&logwriter_attr); + /* write all performance counters */ + int perf_fd = open_perf_file("postflight"); + dprintf(perf_fd, "PERFORMANCE COUNTERS POST-FLIGHT\n\n"); + perf_print_all(perf_fd); + close(perf_fd); + sdlog2_status(); } @@ -572,7 +676,7 @@ int write_formats(int fd) int written = 0; /* fill message format packet for each format and write it */ - for (int i = 0; i < log_formats_num; i++) { + for (unsigned i = 0; i < log_formats_num; i++) { log_msg_format.body = log_formats[i]; written += write(fd, &log_msg_format, sizeof(log_msg_format)); } @@ -679,12 +783,12 @@ int sdlog2_thread_main(int argc, char *argv[]) * set error flag instead */ bool err_flag = false; - while ((ch = getopt(argc, argv, "r:b:eat")) != EOF) { + while ((ch = getopt(argc, argv, "r:b:eatx")) != EOF) { switch (ch) { case 'r': { unsigned long r = strtoul(optarg, NULL, 10); - if (r <= 0) { + if (r == 0) { r = 1; } @@ -715,6 +819,10 @@ int sdlog2_thread_main(int argc, char *argv[]) log_name_timestamp = true; break; + case 'x': + _extended_logging = true; + break; + case '?': if (optopt == 'c') { warnx("option -%c requires an argument", optopt); @@ -741,6 +849,44 @@ int sdlog2_thread_main(int argc, char *argv[]) gps_time = 0; + /* interpret logging params */ + + param_t log_rate_ph = param_find("SDLOG_RATE"); + + if (log_rate_ph != PARAM_INVALID) { + int32_t param_log_rate; + param_get(log_rate_ph, ¶m_log_rate); + + if (param_log_rate > 0) { + + /* we can't do more than ~ 500 Hz, even with a massive buffer */ + if (param_log_rate > 500) { + param_log_rate = 500; + } + + sleep_delay = 1000000 / param_log_rate; + } else if (param_log_rate == 0) { + /* we need at minimum 10 Hz to be able to see anything */ + sleep_delay = 1000000 / 10; + } + } + + param_t log_ext_ph = param_find("SDLOG_EXT"); + + if (log_ext_ph != PARAM_INVALID) { + + int32_t param_log_extended; + param_get(log_ext_ph, ¶m_log_extended); + + if (param_log_extended > 0) { + _extended_logging = true; + } else if (param_log_extended == 0) { + _extended_logging = false; + } + /* any other value means to ignore the parameter, so no else case */ + + } + /* create log root dir */ int mkdir_ret = mkdir(log_root, S_IRWXU | S_IRWXG | S_IRWXO); @@ -798,8 +944,11 @@ int sdlog2_thread_main(int argc, char *argv[]) struct telemetry_status_s telemetry; struct range_finder_report range_finder; struct estimator_status_report estimator_status; + struct tecs_status_s tecs_status; struct system_power_s system_power; struct servorail_status_s servorail_status; + struct satellite_info_s sat_info; + struct wind_estimate_s wind_estimate; } buf; memset(&buf, 0, sizeof(buf)); @@ -830,10 +979,17 @@ int sdlog2_thread_main(int argc, char *argv[]) struct log_GVSP_s log_GVSP; struct log_BATT_s log_BATT; struct log_DIST_s log_DIST; - struct log_TELE_s log_TELE; - struct log_ESTM_s log_ESTM; + struct log_TEL_s log_TEL; + struct log_EST0_s log_EST0; + struct log_EST1_s log_EST1; struct log_PWR_s log_PWR; struct log_VICN_s log_VICN; + struct log_GS0A_s log_GS0A; + struct log_GS0B_s log_GS0B; + struct log_GS1A_s log_GS1A; + struct log_GS1B_s log_GS1B; + struct log_TECS_s log_TECS; + struct log_WIND_s log_WIND; } body; } log_msg = { LOG_PACKET_HEADER_INIT(0) @@ -855,6 +1011,7 @@ int sdlog2_thread_main(int argc, char *argv[]) int global_pos_sub; int triplet_sub; int gps_pos_sub; + int sat_info_sub; int vicon_pos_sub; int flow_sub; int rc_sub; @@ -862,16 +1019,19 @@ int sdlog2_thread_main(int argc, char *argv[]) int esc_sub; int global_vel_sp_sub; int battery_sub; - int telemetry_sub; + int telemetry_subs[TELEMETRY_STATUS_ORB_ID_NUM]; int range_finder_sub; int estimator_status_sub; + int tecs_status_sub; int system_power_sub; int servorail_status_sub; + int wind_sub; } subs; subs.cmd_sub = orb_subscribe(ORB_ID(vehicle_command)); subs.status_sub = orb_subscribe(ORB_ID(vehicle_status)); subs.gps_pos_sub = orb_subscribe(ORB_ID(vehicle_gps_position)); + subs.sat_info_sub = orb_subscribe(ORB_ID(satellite_info)); subs.sensor_sub = orb_subscribe(ORB_ID(sensor_combined)); subs.att_sub = orb_subscribe(ORB_ID(vehicle_attitude)); subs.att_sp_sub = orb_subscribe(ORB_ID(vehicle_attitude_setpoint)); @@ -889,11 +1049,17 @@ int sdlog2_thread_main(int argc, char *argv[]) subs.esc_sub = orb_subscribe(ORB_ID(esc_status)); subs.global_vel_sp_sub = orb_subscribe(ORB_ID(vehicle_global_velocity_setpoint)); subs.battery_sub = orb_subscribe(ORB_ID(battery_status)); - subs.telemetry_sub = orb_subscribe(ORB_ID(telemetry_status)); + for (int i = 0; i < TELEMETRY_STATUS_ORB_ID_NUM; i++) { + subs.telemetry_subs[i] = orb_subscribe(telemetry_status_orb_id[i]); + } subs.range_finder_sub = orb_subscribe(ORB_ID(sensor_range_finder)); subs.estimator_status_sub = orb_subscribe(ORB_ID(estimator_status)); + subs.tecs_status_sub = orb_subscribe(ORB_ID(tecs_status)); subs.system_power_sub = orb_subscribe(ORB_ID(system_power)); subs.servorail_status_sub = orb_subscribe(ORB_ID(servorail_status)); + subs.wind_sub = orb_subscribe(ORB_ID(wind_estimate)); + /* we need to rate-limit wind, as we do not need the full update rate */ + orb_set_interval(subs.wind_sub, 90); thread_running = true; @@ -907,12 +1073,21 @@ int sdlog2_thread_main(int argc, char *argv[]) hrt_abstime magnetometer_timestamp = 0; hrt_abstime barometer_timestamp = 0; hrt_abstime differential_pressure_timestamp = 0; + hrt_abstime gyro1_timestamp = 0; + hrt_abstime accelerometer1_timestamp = 0; + hrt_abstime magnetometer1_timestamp = 0; + hrt_abstime gyro2_timestamp = 0; + hrt_abstime accelerometer2_timestamp = 0; + hrt_abstime magnetometer2_timestamp = 0; + + /* initialize calculated mean SNR */ + float snr_mean = 0.0f; /* enable logging on start if needed */ if (log_on_start) { /* check GPS topic to get GPS time */ if (log_name_timestamp) { - if (copy_if_updated(ORB_ID(vehicle_gps_position), subs.gps_pos_sub, &buf_gps_pos)) { + if (!orb_copy(ORB_ID(vehicle_gps_position), subs.gps_pos_sub, &buf_gps_pos)) { gps_time = buf_gps_pos.time_gps_usec; } } @@ -960,20 +1135,21 @@ int sdlog2_thread_main(int argc, char *argv[]) log_msg.msg_type = LOG_STAT_MSG; log_msg.body.log_STAT.main_state = (uint8_t) buf_status.main_state; log_msg.body.log_STAT.arming_state = (uint8_t) buf_status.arming_state; - log_msg.body.log_STAT.failsafe_state = (uint8_t) buf_status.failsafe_state; + log_msg.body.log_STAT.failsafe_state = (uint8_t) buf_status.failsafe; log_msg.body.log_STAT.battery_remaining = buf_status.battery_remaining; log_msg.body.log_STAT.battery_warning = (uint8_t) buf_status.battery_warning; log_msg.body.log_STAT.landed = (uint8_t) buf_status.condition_landed; LOGBUFFER_WRITE_AND_COUNT(STAT); } - /* --- GPS POSITION --- */ + /* --- GPS POSITION - UNIT #1 --- */ if (gps_pos_updated) { + log_msg.msg_type = LOG_GPS_MSG; log_msg.body.log_GPS.gps_time = buf_gps_pos.time_gps_usec; log_msg.body.log_GPS.fix_type = buf_gps_pos.fix_type; - log_msg.body.log_GPS.eph = buf_gps_pos.eph_m; - log_msg.body.log_GPS.epv = buf_gps_pos.epv_m; + log_msg.body.log_GPS.eph = buf_gps_pos.eph; + log_msg.body.log_GPS.epv = buf_gps_pos.epv; log_msg.body.log_GPS.lat = buf_gps_pos.lat; log_msg.body.log_GPS.lon = buf_gps_pos.lon; log_msg.body.log_GPS.alt = buf_gps_pos.alt * 0.001f; @@ -981,12 +1157,66 @@ int sdlog2_thread_main(int argc, char *argv[]) log_msg.body.log_GPS.vel_e = buf_gps_pos.vel_e_m_s; log_msg.body.log_GPS.vel_d = buf_gps_pos.vel_d_m_s; log_msg.body.log_GPS.cog = buf_gps_pos.cog_rad; + log_msg.body.log_GPS.sats = buf_gps_pos.satellites_used; + log_msg.body.log_GPS.snr_mean = snr_mean; + log_msg.body.log_GPS.noise_per_ms = buf_gps_pos.noise_per_ms; + log_msg.body.log_GPS.jamming_indicator = buf_gps_pos.jamming_indicator; LOGBUFFER_WRITE_AND_COUNT(GPS); } + /* --- SATELLITE INFO - UNIT #1 --- */ + if (_extended_logging) { + + if (copy_if_updated(ORB_ID(satellite_info), subs.sat_info_sub, &buf.sat_info)) { + + /* log the SNR of each satellite for a detailed view of signal quality */ + unsigned sat_info_count = MIN(buf.sat_info.count, sizeof(buf.sat_info.snr) / sizeof(buf.sat_info.snr[0])); + unsigned log_max_snr = sizeof(log_msg.body.log_GS0A.satellite_snr) / sizeof(log_msg.body.log_GS0A.satellite_snr[0]); + + log_msg.msg_type = LOG_GS0A_MSG; + memset(&log_msg.body.log_GS0A, 0, sizeof(log_msg.body.log_GS0A)); + snr_mean = 0.0f; + + /* fill set A and calculate mean SNR */ + for (unsigned i = 0; i < sat_info_count; i++) { + + snr_mean += buf.sat_info.snr[i]; + + int satindex = buf.sat_info.svid[i] - 1; + + /* handles index exceeding and wraps to to arithmetic errors */ + if ((satindex >= 0) && (satindex < (int)log_max_snr)) { + /* map satellites by their ID so that logs from two receivers can be compared */ + log_msg.body.log_GS0A.satellite_snr[satindex] = buf.sat_info.snr[i]; + } + } + LOGBUFFER_WRITE_AND_COUNT(GS0A); + snr_mean /= sat_info_count; + + log_msg.msg_type = LOG_GS0B_MSG; + memset(&log_msg.body.log_GS0B, 0, sizeof(log_msg.body.log_GS0B)); + + /* fill set B */ + for (unsigned i = 0; i < sat_info_count; i++) { + + /* get second bank of satellites, thus deduct bank size from index */ + int satindex = buf.sat_info.svid[i] - 1 - log_max_snr; + + /* handles index exceeding and wraps to to arithmetic errors */ + if ((satindex >= 0) && (satindex < (int)log_max_snr)) { + /* map satellites by their ID so that logs from two receivers can be compared */ + log_msg.body.log_GS0B.satellite_snr[satindex] = buf.sat_info.snr[i]; + } + } + LOGBUFFER_WRITE_AND_COUNT(GS0B); + } + } + /* --- SENSOR COMBINED --- */ if (copy_if_updated(ORB_ID(sensor_combined), subs.sensor_sub, &buf.sensor)) { bool write_IMU = false; + bool write_IMU1 = false; + bool write_IMU2 = false; bool write_SENS = false; if (buf.sensor.timestamp != gyro_timestamp) { @@ -1038,6 +1268,64 @@ int sdlog2_thread_main(int argc, char *argv[]) LOGBUFFER_WRITE_AND_COUNT(SENS); } + if (buf.sensor.accelerometer1_timestamp != accelerometer1_timestamp) { + accelerometer1_timestamp = buf.sensor.accelerometer1_timestamp; + write_IMU1 = true; + } + + if (buf.sensor.gyro1_timestamp != gyro1_timestamp) { + gyro1_timestamp = buf.sensor.gyro1_timestamp; + write_IMU1 = true; + } + + if (buf.sensor.magnetometer1_timestamp != magnetometer1_timestamp) { + magnetometer1_timestamp = buf.sensor.magnetometer1_timestamp; + write_IMU1 = true; + } + + if (write_IMU1) { + log_msg.msg_type = LOG_IMU1_MSG; + log_msg.body.log_IMU.gyro_x = buf.sensor.gyro1_rad_s[0]; + log_msg.body.log_IMU.gyro_y = buf.sensor.gyro1_rad_s[1]; + log_msg.body.log_IMU.gyro_z = buf.sensor.gyro1_rad_s[2]; + log_msg.body.log_IMU.acc_x = buf.sensor.accelerometer1_m_s2[0]; + log_msg.body.log_IMU.acc_y = buf.sensor.accelerometer1_m_s2[1]; + log_msg.body.log_IMU.acc_z = buf.sensor.accelerometer1_m_s2[2]; + log_msg.body.log_IMU.mag_x = buf.sensor.magnetometer1_ga[0]; + log_msg.body.log_IMU.mag_y = buf.sensor.magnetometer1_ga[1]; + log_msg.body.log_IMU.mag_z = buf.sensor.magnetometer1_ga[2]; + LOGBUFFER_WRITE_AND_COUNT(IMU); + } + + if (buf.sensor.accelerometer2_timestamp != accelerometer2_timestamp) { + accelerometer2_timestamp = buf.sensor.accelerometer2_timestamp; + write_IMU2 = true; + } + + if (buf.sensor.gyro2_timestamp != gyro2_timestamp) { + gyro2_timestamp = buf.sensor.gyro2_timestamp; + write_IMU2 = true; + } + + if (buf.sensor.magnetometer2_timestamp != magnetometer2_timestamp) { + magnetometer2_timestamp = buf.sensor.magnetometer2_timestamp; + write_IMU2 = true; + } + + if (write_IMU2) { + log_msg.msg_type = LOG_IMU2_MSG; + log_msg.body.log_IMU.gyro_x = buf.sensor.gyro2_rad_s[0]; + log_msg.body.log_IMU.gyro_y = buf.sensor.gyro2_rad_s[1]; + log_msg.body.log_IMU.gyro_z = buf.sensor.gyro2_rad_s[2]; + log_msg.body.log_IMU.acc_x = buf.sensor.accelerometer2_m_s2[0]; + log_msg.body.log_IMU.acc_y = buf.sensor.accelerometer2_m_s2[1]; + log_msg.body.log_IMU.acc_z = buf.sensor.accelerometer2_m_s2[2]; + log_msg.body.log_IMU.mag_x = buf.sensor.magnetometer2_ga[0]; + log_msg.body.log_IMU.mag_y = buf.sensor.magnetometer2_ga[1]; + log_msg.body.log_IMU.mag_z = buf.sensor.magnetometer2_ga[2]; + LOGBUFFER_WRITE_AND_COUNT(IMU); + } + } /* --- ATTITUDE --- */ @@ -1105,10 +1393,16 @@ int sdlog2_thread_main(int argc, char *argv[]) log_msg.body.log_LPOS.ref_lat = buf.local_pos.ref_lat * 1e7; log_msg.body.log_LPOS.ref_lon = buf.local_pos.ref_lon * 1e7; log_msg.body.log_LPOS.ref_alt = buf.local_pos.ref_alt; - log_msg.body.log_LPOS.xy_flags = (buf.local_pos.xy_valid ? 1 : 0) | (buf.local_pos.v_xy_valid ? 2 : 0) | (buf.local_pos.xy_global ? 8 : 0); - log_msg.body.log_LPOS.z_flags = (buf.local_pos.z_valid ? 1 : 0) | (buf.local_pos.v_z_valid ? 2 : 0) | (buf.local_pos.z_global ? 8 : 0); + log_msg.body.log_LPOS.pos_flags = (buf.local_pos.xy_valid ? 1 : 0) | + (buf.local_pos.z_valid ? 2 : 0) | + (buf.local_pos.v_xy_valid ? 4 : 0) | + (buf.local_pos.v_z_valid ? 8 : 0) | + (buf.local_pos.xy_global ? 16 : 0) | + (buf.local_pos.z_global ? 32 : 0); log_msg.body.log_LPOS.landed = buf.local_pos.landed; log_msg.body.log_LPOS.ground_dist_flags = (buf.local_pos.dist_bottom_valid ? 1 : 0); + log_msg.body.log_LPOS.eph = buf.local_pos.eph; + log_msg.body.log_LPOS.epv = buf.local_pos.epv; LOGBUFFER_WRITE_AND_COUNT(LPOS); } @@ -1138,17 +1432,20 @@ int sdlog2_thread_main(int argc, char *argv[]) /* --- GLOBAL POSITION SETPOINT --- */ if (copy_if_updated(ORB_ID(position_setpoint_triplet), subs.triplet_sub, &buf.triplet)) { - log_msg.msg_type = LOG_GPSP_MSG; - log_msg.body.log_GPSP.nav_state = buf.triplet.nav_state; - log_msg.body.log_GPSP.lat = (int32_t)(buf.triplet.current.lat * 1e7d); - log_msg.body.log_GPSP.lon = (int32_t)(buf.triplet.current.lon * 1e7d); - log_msg.body.log_GPSP.alt = buf.triplet.current.alt; - log_msg.body.log_GPSP.yaw = buf.triplet.current.yaw; - log_msg.body.log_GPSP.type = buf.triplet.current.type; - log_msg.body.log_GPSP.loiter_radius = buf.triplet.current.loiter_radius; - log_msg.body.log_GPSP.loiter_direction = buf.triplet.current.loiter_direction; - log_msg.body.log_GPSP.pitch_min = buf.triplet.current.pitch_min; - LOGBUFFER_WRITE_AND_COUNT(GPSP); + + if (buf.triplet.current.valid) { + log_msg.msg_type = LOG_GPSP_MSG; + log_msg.body.log_GPSP.nav_state = buf.triplet.nav_state; + log_msg.body.log_GPSP.lat = (int32_t)(buf.triplet.current.lat * 1e7d); + log_msg.body.log_GPSP.lon = (int32_t)(buf.triplet.current.lon * 1e7d); + log_msg.body.log_GPSP.alt = buf.triplet.current.alt; + log_msg.body.log_GPSP.yaw = buf.triplet.current.yaw; + log_msg.body.log_GPSP.type = buf.triplet.current.type; + log_msg.body.log_GPSP.loiter_radius = buf.triplet.current.loiter_radius; + log_msg.body.log_GPSP.loiter_direction = buf.triplet.current.loiter_direction; + log_msg.body.log_GPSP.pitch_min = buf.triplet.current.pitch_min; + LOGBUFFER_WRITE_AND_COUNT(GPSP); + } } /* --- VICON POSITION --- */ @@ -1180,8 +1477,8 @@ int sdlog2_thread_main(int argc, char *argv[]) if (copy_if_updated(ORB_ID(rc_channels), subs.rc_sub, &buf.rc)) { log_msg.msg_type = LOG_RC_MSG; /* Copy only the first 8 channels of 14 */ - memcpy(log_msg.body.log_RC.channel, buf.rc.chan, sizeof(log_msg.body.log_RC.channel)); - log_msg.body.log_RC.channel_count = buf.rc.chan_count; + memcpy(log_msg.body.log_RC.channel, buf.rc.channels, sizeof(log_msg.body.log_RC.channel)); + log_msg.body.log_RC.channel_count = buf.rc.channel_count; log_msg.body.log_RC.signal_lost = buf.rc.signal_lost; LOGBUFFER_WRITE_AND_COUNT(RC); } @@ -1253,16 +1550,19 @@ int sdlog2_thread_main(int argc, char *argv[]) } /* --- TELEMETRY --- */ - if (copy_if_updated(ORB_ID(telemetry_status), subs.telemetry_sub, &buf.telemetry)) { - log_msg.msg_type = LOG_TELE_MSG; - log_msg.body.log_TELE.rssi = buf.telemetry.rssi; - log_msg.body.log_TELE.remote_rssi = buf.telemetry.remote_rssi; - log_msg.body.log_TELE.noise = buf.telemetry.noise; - log_msg.body.log_TELE.remote_noise = buf.telemetry.remote_noise; - log_msg.body.log_TELE.rxerrors = buf.telemetry.rxerrors; - log_msg.body.log_TELE.fixed = buf.telemetry.fixed; - log_msg.body.log_TELE.txbuf = buf.telemetry.txbuf; - LOGBUFFER_WRITE_AND_COUNT(TELE); + for (int i = 0; i < TELEMETRY_STATUS_ORB_ID_NUM; i++) { + if (copy_if_updated(telemetry_status_orb_id[i], subs.telemetry_subs[i], &buf.telemetry)) { + log_msg.msg_type = LOG_TEL0_MSG + i; + log_msg.body.log_TEL.rssi = buf.telemetry.rssi; + log_msg.body.log_TEL.remote_rssi = buf.telemetry.remote_rssi; + log_msg.body.log_TEL.noise = buf.telemetry.noise; + log_msg.body.log_TEL.remote_noise = buf.telemetry.remote_noise; + log_msg.body.log_TEL.rxerrors = buf.telemetry.rxerrors; + log_msg.body.log_TEL.fixed = buf.telemetry.fixed; + log_msg.body.log_TEL.txbuf = buf.telemetry.txbuf; + log_msg.body.log_TEL.heartbeat_time = buf.telemetry.heartbeat_time; + LOGBUFFER_WRITE_AND_COUNT(TEL); + } } /* --- BOTTOM DISTANCE --- */ @@ -1276,15 +1576,53 @@ int sdlog2_thread_main(int argc, char *argv[]) /* --- ESTIMATOR STATUS --- */ if (copy_if_updated(ORB_ID(estimator_status), subs.estimator_status_sub, &buf.estimator_status)) { - log_msg.msg_type = LOG_ESTM_MSG; - unsigned maxcopy = (sizeof(buf.estimator_status.states) < sizeof(log_msg.body.log_ESTM.s)) ? sizeof(buf.estimator_status.states) : sizeof(log_msg.body.log_ESTM.s); - memset(&(log_msg.body.log_ESTM.s), 0, sizeof(log_msg.body.log_ESTM.s)); - memcpy(&(log_msg.body.log_ESTM.s), buf.estimator_status.states, maxcopy); - log_msg.body.log_ESTM.n_states = buf.estimator_status.n_states; - log_msg.body.log_ESTM.states_nan = buf.estimator_status.states_nan; - log_msg.body.log_ESTM.covariance_nan = buf.estimator_status.covariance_nan; - log_msg.body.log_ESTM.kalman_gain_nan = buf.estimator_status.kalman_gain_nan; - LOGBUFFER_WRITE_AND_COUNT(ESTM); + log_msg.msg_type = LOG_EST0_MSG; + unsigned maxcopy0 = (sizeof(buf.estimator_status.states) < sizeof(log_msg.body.log_EST0.s)) ? sizeof(buf.estimator_status.states) : sizeof(log_msg.body.log_EST0.s); + memset(&(log_msg.body.log_EST0.s), 0, sizeof(log_msg.body.log_EST0.s)); + memcpy(&(log_msg.body.log_EST0.s), buf.estimator_status.states, maxcopy0); + log_msg.body.log_EST0.n_states = buf.estimator_status.n_states; + log_msg.body.log_EST0.nan_flags = buf.estimator_status.nan_flags; + log_msg.body.log_EST0.health_flags = buf.estimator_status.health_flags; + log_msg.body.log_EST0.timeout_flags = buf.estimator_status.timeout_flags; + LOGBUFFER_WRITE_AND_COUNT(EST0); + + log_msg.msg_type = LOG_EST1_MSG; + unsigned maxcopy1 = ((sizeof(buf.estimator_status.states) - maxcopy0) < sizeof(log_msg.body.log_EST1.s)) ? (sizeof(buf.estimator_status.states) - maxcopy0) : sizeof(log_msg.body.log_EST1.s); + memset(&(log_msg.body.log_EST1.s), 0, sizeof(log_msg.body.log_EST1.s)); + memcpy(&(log_msg.body.log_EST1.s), buf.estimator_status.states + maxcopy0, maxcopy1); + LOGBUFFER_WRITE_AND_COUNT(EST1); + } + + /* --- TECS STATUS --- */ + if (copy_if_updated(ORB_ID(tecs_status), subs.tecs_status_sub, &buf.tecs_status)) { + log_msg.msg_type = LOG_TECS_MSG; + log_msg.body.log_TECS.altitudeSp = buf.tecs_status.altitudeSp; + log_msg.body.log_TECS.altitude = buf.tecs_status.altitude; + log_msg.body.log_TECS.altitudeFiltered = buf.tecs_status.altitudeFiltered; + log_msg.body.log_TECS.flightPathAngleSp = buf.tecs_status.flightPathAngleSp; + log_msg.body.log_TECS.flightPathAngle = buf.tecs_status.flightPathAngle; + log_msg.body.log_TECS.flightPathAngleFiltered = buf.tecs_status.flightPathAngleFiltered; + log_msg.body.log_TECS.airspeedSp = buf.tecs_status.airspeedSp; + log_msg.body.log_TECS.airspeed = buf.tecs_status.airspeed; + log_msg.body.log_TECS.airspeedFiltered = buf.tecs_status.airspeedFiltered; + log_msg.body.log_TECS.airspeedDerivativeSp = buf.tecs_status.airspeedDerivativeSp; + log_msg.body.log_TECS.airspeedDerivative = buf.tecs_status.airspeedDerivative; + log_msg.body.log_TECS.totalEnergyRateSp = buf.tecs_status.totalEnergyRateSp; + log_msg.body.log_TECS.totalEnergyRate = buf.tecs_status.totalEnergyRate; + log_msg.body.log_TECS.energyDistributionRateSp = buf.tecs_status.energyDistributionRateSp; + log_msg.body.log_TECS.energyDistributionRate = buf.tecs_status.energyDistributionRate; + log_msg.body.log_TECS.mode = (uint8_t)buf.tecs_status.mode; + LOGBUFFER_WRITE_AND_COUNT(TECS); + } + + /* --- WIND ESTIMATE --- */ + if (copy_if_updated(ORB_ID(wind_estimate), subs.wind_sub, &buf.wind_estimate)) { + log_msg.msg_type = LOG_WIND_MSG; + log_msg.body.log_WIND.x = buf.wind_estimate.windspeed_north; + log_msg.body.log_WIND.y = buf.wind_estimate.windspeed_east; + log_msg.body.log_WIND.cov_x = buf.wind_estimate.covariance_north; + log_msg.body.log_WIND.cov_y = buf.wind_estimate.covariance_east; + LOGBUFFER_WRITE_AND_COUNT(WIND); } /* signal the other thread new data, but not yet unlock */ @@ -1320,6 +1658,7 @@ void sdlog2_status() float seconds = ((float)(hrt_absolute_time() - start_time)) / 1000000.0f; warnx("wrote %lu msgs, %4.2f MiB (average %5.3f KiB/s), skipped %lu msgs", log_msgs_written, (double)mebibytes, (double)(kibibytes / seconds), log_msgs_skipped); + warnx("extended logging: %s", (_extended_logging) ? "ON" : "OFF"); mavlink_log_info(mavlink_fd, "[sdlog2] wrote %lu msgs, skipped %lu msgs", log_msgs_written, log_msgs_skipped); } diff --git a/src/modules/sdlog2/sdlog2_format.h b/src/modules/sdlog2/sdlog2_format.h index dc5e6c8bd..aff0e3f48 100644 --- a/src/modules/sdlog2/sdlog2_format.h +++ b/src/modules/sdlog2/sdlog2_format.h @@ -91,6 +91,14 @@ struct log_format_s { .labels = _labels \ } +#define LOG_FORMAT_S(_name, _struct_name, _format, _labels) { \ + .type = LOG_##_name##_MSG, \ + .length = sizeof(struct log_##_struct_name##_s) + LOG_PACKET_HEADER_LEN, \ + .name = #_name, \ + .format = _format, \ + .labels = _labels \ + } + #define LOG_FORMAT_MSG 0x80 #define LOG_PACKET_SIZE(_name) LOG_PACKET_HEADER_LEN + sizeof(struct log_##_name##_s) diff --git a/src/modules/sdlog2/sdlog2_messages.h b/src/modules/sdlog2/sdlog2_messages.h index 595a787d6..853a3811f 100644 --- a/src/modules/sdlog2/sdlog2_messages.h +++ b/src/modules/sdlog2/sdlog2_messages.h @@ -73,6 +73,8 @@ struct log_ATSP_s { /* --- IMU - IMU SENSORS --- */ #define LOG_IMU_MSG 4 +#define LOG_IMU1_MSG 22 +#define LOG_IMU2_MSG 23 struct log_IMU_s { float acc_x; float acc_y; @@ -109,10 +111,11 @@ struct log_LPOS_s { int32_t ref_lat; int32_t ref_lon; float ref_alt; - uint8_t xy_flags; - uint8_t z_flags; + uint8_t pos_flags; uint8_t landed; uint8_t ground_dist_flags; + float eph; + float epv; }; /* --- LPSP - LOCAL POSITION SETPOINT --- */ @@ -138,6 +141,10 @@ struct log_GPS_s { float vel_e; float vel_d; float cog; + uint8_t sats; + uint16_t snr_mean; + uint16_t noise_per_ms; + uint16_t jamming_indicator; }; /* --- ATTC - ATTITUDE CONTROLS (ACTUATOR_0 CONTROLS)--- */ @@ -271,27 +278,8 @@ struct log_DIST_s { uint8_t flags; }; -/* --- TELE - TELEMETRY STATUS --- */ -#define LOG_TELE_MSG 22 -struct log_TELE_s { - uint8_t rssi; - uint8_t remote_rssi; - uint8_t noise; - uint8_t remote_noise; - uint16_t rxerrors; - uint16_t fixed; - uint8_t txbuf; -}; +/* LOG IMU1 and IMU2 MSGs consume IDs 22 and 23 */ -/* --- ESTM - ESTIMATOR STATUS --- */ -#define LOG_ESTM_MSG 23 -struct log_ESTM_s { - float s[10]; - uint8_t n_states; - uint8_t states_nan; - uint8_t covariance_nan; - uint8_t kalman_gain_nan; -}; /* --- PWR - ONBOARD POWER SYSTEM --- */ #define LOG_PWR_MSG 24 @@ -317,6 +305,95 @@ struct log_VICN_s { float yaw; }; +/* --- GS0A - GPS SNR #0, SAT GROUP A --- */ +#define LOG_GS0A_MSG 26 +struct log_GS0A_s { + uint8_t satellite_snr[16]; /**< dBHz, Signal to noise ratio of satellite C/N0, range 0..99 */ +}; + +/* --- GS0B - GPS SNR #0, SAT GROUP B --- */ +#define LOG_GS0B_MSG 27 +struct log_GS0B_s { + uint8_t satellite_snr[16]; /**< dBHz, Signal to noise ratio of satellite C/N0, range 0..99 */ +}; + +/* --- GS1A - GPS SNR #1, SAT GROUP A --- */ +#define LOG_GS1A_MSG 28 +struct log_GS1A_s { + uint8_t satellite_snr[16]; /**< dBHz, Signal to noise ratio of satellite C/N0, range 0..99 */ +}; + +/* --- GS1B - GPS SNR #1, SAT GROUP B --- */ +#define LOG_GS1B_MSG 29 +struct log_GS1B_s { + uint8_t satellite_snr[16]; /**< dBHz, Signal to noise ratio of satellite C/N0, range 0..99 */ +}; + +/* --- TECS - TECS STATUS --- */ +#define LOG_TECS_MSG 30 +struct log_TECS_s { + float altitudeSp; + float altitude; + float altitudeFiltered; + float flightPathAngleSp; + float flightPathAngle; + float flightPathAngleFiltered; + float airspeedSp; + float airspeed; + float airspeedFiltered; + float airspeedDerivativeSp; + float airspeedDerivative; + + float totalEnergyRateSp; + float totalEnergyRate; + float energyDistributionRateSp; + float energyDistributionRate; + + uint8_t mode; +}; + +/* --- WIND - WIND ESTIMATE --- */ +#define LOG_WIND_MSG 31 +struct log_WIND_s { + float x; + float y; + float cov_x; + float cov_y; +}; + +/* --- EST0 - ESTIMATOR STATUS --- */ +#define LOG_EST0_MSG 32 +struct log_EST0_s { + float s[12]; + uint8_t n_states; + uint8_t nan_flags; + uint8_t health_flags; + uint8_t timeout_flags; +}; + +/* --- EST1 - ESTIMATOR STATUS --- */ +#define LOG_EST1_MSG 33 +struct log_EST1_s { + float s[16]; +}; + +/* --- TEL0..3 - TELEMETRY STATUS --- */ +#define LOG_TEL0_MSG 34 +#define LOG_TEL1_MSG 35 +#define LOG_TEL2_MSG 36 +#define LOG_TEL3_MSG 37 +struct log_TEL_s { + uint8_t rssi; + uint8_t remote_rssi; + uint8_t noise; + uint8_t remote_noise; + uint16_t rxerrors; + uint16_t fixed; + uint8_t txbuf; + uint64_t heartbeat_time; +}; + + /********** SYSTEM MESSAGES, ID > 0x80 **********/ /* --- TIME - TIME STAMP --- */ @@ -346,11 +423,13 @@ static const struct log_format_s log_formats[] = { /* business-level messages, ID < 0x80 */ LOG_FORMAT(ATT, "fffffffff", "Roll,Pitch,Yaw,RollRate,PitchRate,YawRate,GX,GY,GZ"), LOG_FORMAT(ATSP, "ffff", "RollSP,PitchSP,YawSP,ThrustSP"), - LOG_FORMAT(IMU, "fffffffff", "AccX,AccY,AccZ,GyroX,GyroY,GyroZ,MagX,MagY,MagZ"), + LOG_FORMAT_S(IMU, IMU, "fffffffff", "AccX,AccY,AccZ,GyroX,GyroY,GyroZ,MagX,MagY,MagZ"), + LOG_FORMAT_S(IMU1, IMU, "fffffffff", "AccX,AccY,AccZ,GyroX,GyroY,GyroZ,MagX,MagY,MagZ"), + LOG_FORMAT_S(IMU2, IMU, "fffffffff", "AccX,AccY,AccZ,GyroX,GyroY,GyroZ,MagX,MagY,MagZ"), LOG_FORMAT(SENS, "fffff", "BaroPres,BaroAlt,BaroTemp,DiffPres,DiffPresFilt"), - LOG_FORMAT(LPOS, "ffffffffLLfBBBB", "X,Y,Z,dist,distR,VX,VY,VZ,RLat,RLon,RAlt,XYFlg,ZFlg,LFlg,GFlg"), + LOG_FORMAT(LPOS, "ffffffffLLfBBBff", "X,Y,Z,Dist,DistR,VX,VY,VZ,RLat,RLon,RAlt,PFlg,LFlg,GFlg,EPH,EPV"), LOG_FORMAT(LPSP, "ffff", "X,Y,Z,Yaw"), - LOG_FORMAT(GPS, "QBffLLfffff", "GPSTime,FixType,EPH,EPV,Lat,Lon,Alt,VelN,VelE,VelD,Cog"), + LOG_FORMAT(GPS, "QBffLLfffffBHHH", "GPSTime,Fix,EPH,EPV,Lat,Lon,Alt,VelN,VelE,VelD,Cog,nSat,SNR,N,J"), LOG_FORMAT(ATTC, "ffff", "Roll,Pitch,Yaw,Thrust"), LOG_FORMAT(STAT, "BBBfBB", "MainState,ArmState,FailsafeState,BatRem,BatWarn,Landed"), LOG_FORMAT(RC, "ffffffffBB", "Ch0,Ch1,Ch2,Ch3,Ch4,Ch5,Ch6,Ch7,Count,SignalLost"), @@ -364,10 +443,20 @@ static const struct log_format_s log_formats[] = { LOG_FORMAT(GVSP, "fff", "VX,VY,VZ"), LOG_FORMAT(BATT, "ffff", "V,VFilt,C,Discharged"), LOG_FORMAT(DIST, "ffB", "Bottom,BottomRate,Flags"), - LOG_FORMAT(TELE, "BBBBHHB", "RSSI,RemRSSI,Noise,RemNoise,RXErr,Fixed,TXBuf"), - LOG_FORMAT(ESTM, "ffffffffffBBBB", "s0,s1,s2,s3,s4,s5,s6,s7,s8,s9,nStat,statNaN,covNaN,kGainNaN"), + LOG_FORMAT_S(TEL0, TEL, "BBBBHHBQ", "RSSI,RemRSSI,Noise,RemNoise,RXErr,Fixed,TXBuf,HbTime"), + LOG_FORMAT_S(TEL1, TEL, "BBBBHHBQ", "RSSI,RemRSSI,Noise,RemNoise,RXErr,Fixed,TXBuf,HbTime"), + LOG_FORMAT_S(TEL2, TEL, "BBBBHHBQ", "RSSI,RemRSSI,Noise,RemNoise,RXErr,Fixed,TXBuf,HbTime"), + LOG_FORMAT_S(TEL3, TEL, "BBBBHHBQ", "RSSI,RemRSSI,Noise,RemNoise,RXErr,Fixed,TXBuf,HbTime"), + LOG_FORMAT(EST0, "ffffffffffffBBBB", "s0,s1,s2,s3,s4,s5,s6,s7,s8,s9,s10,s11,nStat,fNaN,fHealth,fTOut"), + LOG_FORMAT(EST1, "ffffffffffffffff", "s12,s13,s14,s15,s16,s17,s18,s19,s20,s21,s22,s23,s24,s25,s26,s27"), LOG_FORMAT(PWR, "fffBBBBB", "Periph5V,Servo5V,RSSI,UsbOk,BrickOk,ServoOk,PeriphOC,HipwrOC"), LOG_FORMAT(VICN, "ffffff", "X,Y,Z,Roll,Pitch,Yaw"), + LOG_FORMAT(GS0A, "BBBBBBBBBBBBBBBB", "s0,s1,s2,s3,s4,s5,s6,s7,s8,s9,s10,s11,s12,s13,s14,s15"), + LOG_FORMAT(GS0B, "BBBBBBBBBBBBBBBB", "s0,s1,s2,s3,s4,s5,s6,s7,s8,s9,s10,s11,s12,s13,s14,s15"), + LOG_FORMAT(GS1A, "BBBBBBBBBBBBBBBB", "s0,s1,s2,s3,s4,s5,s6,s7,s8,s9,s10,s11,s12,s13,s14,s15"), + LOG_FORMAT(GS1B, "BBBBBBBBBBBBBBBB", "s0,s1,s2,s3,s4,s5,s6,s7,s8,s9,s10,s11,s12,s13,s14,s15"), + LOG_FORMAT(TECS, "fffffffffffffffB", "ASP,A,AF,FSP,F,FF,AsSP,As,AsF,AsDSP,AsD,TERSP,TER,EDRSP,EDR,M"), + LOG_FORMAT(WIND, "ffff", "X,Y,CovX,CovY"), /* system-level messages, ID >= 0x80 */ /* FMT: don't write format of format message, it's useless */ diff --git a/src/modules/segway/BlockSegwayController.cpp b/src/modules/segway/BlockSegwayController.cpp index 96a443c6e..91230a37c 100644 --- a/src/modules/segway/BlockSegwayController.cpp +++ b/src/modules/segway/BlockSegwayController.cpp @@ -35,8 +35,8 @@ void BlockSegwayController::update() { // handle autopilot modes if (_status.main_state == MAIN_STATE_AUTO || - _status.main_state == MAIN_STATE_SEATBELT || - _status.main_state == MAIN_STATE_EASY) { + _status.main_state == MAIN_STATE_ALTCTL || + _status.main_state == MAIN_STATE_POSCTL) { _actuators.control[0] = spdCmd; _actuators.control[1] = spdCmd; diff --git a/src/modules/sensors/module.mk b/src/modules/sensors/module.mk index aa538fd6b..5b1bc5e86 100644 --- a/src/modules/sensors/module.mk +++ b/src/modules/sensors/module.mk @@ -40,3 +40,5 @@ MODULE_PRIORITY = "SCHED_PRIORITY_MAX-5" SRCS = sensors.cpp \ sensor_params.c + +MODULE_STACKSIZE = 1200 diff --git a/src/modules/sensors/sensor_params.c b/src/modules/sensors/sensor_params.c index bc49f5c85..7ce6ef5ef 100644 --- a/src/modules/sensors/sensor_params.c +++ b/src/modules/sensors/sensor_params.c @@ -194,16 +194,25 @@ PARAM_DEFINE_FLOAT(SENS_ACC_ZSCALE, 1.0f); /** * Differential pressure sensor offset * + * The offset (zero-reading) in Pascal + * * @group Sensor Calibration */ PARAM_DEFINE_FLOAT(SENS_DPRES_OFF, 0.0f); /** - * Differential pressure sensor analog enabled + * Differential pressure sensor analog scaling + * + * Pick the appropriate scaling from the datasheet. + * this number defines the (linear) conversion from voltage + * to Pascal (pa). For the MPXV7002DP this is 1000. + * + * NOTE: If the sensor always registers zero, try switching + * the static and dynamic tubes. * * @group Sensor Calibration */ -PARAM_DEFINE_INT32(SENS_DPRES_ANA, 0); +PARAM_DEFINE_FLOAT(SENS_DPRES_ANSC, 0); /** @@ -243,6 +252,36 @@ PARAM_DEFINE_INT32(SENS_DPRES_ANA, 0); PARAM_DEFINE_INT32(SENS_BOARD_ROT, 0); /** + * Board rotation Y (Pitch) offset + * + * This parameter defines a rotational offset in degrees around the Y (Pitch) axis. It allows the user + * to fine tune the board offset in the event of misalignment. + * + * @group Sensor Calibration + */ + PARAM_DEFINE_FLOAT(SENS_BOARD_Y_OFF, 0.0f); + +/** + * Board rotation X (Roll) offset + * + * This parameter defines a rotational offset in degrees around the X (Roll) axis It allows the user + * to fine tune the board offset in the event of misalignment. + * + * @group Sensor Calibration + */ +PARAM_DEFINE_FLOAT(SENS_BOARD_X_OFF, 0.0f); + +/** + * Board rotation Z (YAW) offset + * + * This parameter defines a rotational offset in degrees around the Z (Yaw) axis. It allows the user + * to fine tune the board offset in the event of misalignment. + * + * @group Sensor Calibration + */ +PARAM_DEFINE_FLOAT(SENS_BOARD_Z_OFF, 0.0f); + +/** * External magnetometer rotation * * This parameter defines the rotation of the external magnetometer relative @@ -253,6 +292,19 @@ PARAM_DEFINE_INT32(SENS_BOARD_ROT, 0); */ PARAM_DEFINE_INT32(SENS_EXT_MAG_ROT, 0); +/** +* Set usage of external magnetometer +* +* * Set to 0 (default) to auto-detect (will try to get the external as primary) +* * Set to 1 to force the external magnetometer as primary +* * Set to 2 to force the internal magnetometer as primary +* +* @min 0 +* @max 2 +* @group Sensor Calibration +*/ +PARAM_DEFINE_INT32(SENS_EXT_MAG, 0); + /** * RC Channel 1 Minimum @@ -488,6 +540,15 @@ PARAM_DEFINE_INT32(BAT_V_SCALE_IO, 10000); * @group Battery Calibration */ PARAM_DEFINE_FLOAT(BAT_V_SCALING, 0.0082f); +#elif CONFIG_ARCH_BOARD_AEROCORE +/** + * Scaling factor for battery voltage sensor on AeroCore. + * + * For R70 = 133K, R71 = 10K --> scale = 1.8 * 143 / (4096*10) = 0.0063 + * + * @group Battery Calibration + */ +PARAM_DEFINE_FLOAT(BAT_V_SCALING, 0.0063f); #else /** * Scaling factor for battery voltage sensor on FMU v1. @@ -536,6 +597,20 @@ PARAM_DEFINE_INT32(RC_MAP_ROLL, 1); PARAM_DEFINE_INT32(RC_MAP_PITCH, 2); /** + * Failsafe channel mapping. + * + * The RC mapping index indicates which channel is used for failsafe + * If 0, whichever channel is mapped to throttle is used + * otherwise the value indicates the specific rc channel to use + * + * @min 0 + * @max 18 + * + * + */ +PARAM_DEFINE_INT32(RC_MAP_FAILSAFE, 0); //Default to throttle function + +/** * Throttle control channel mapping. * * The channel index (starting from 1 for channel 1) indicates @@ -585,13 +660,13 @@ PARAM_DEFINE_INT32(RC_MAP_MODE_SW, 0); PARAM_DEFINE_INT32(RC_MAP_RETURN_SW, 0); /** - * Assist switch channel mapping. + * Posctl switch channel mapping. * * @min 0 * @max 18 * @group Radio Calibration */ -PARAM_DEFINE_INT32(RC_MAP_ASSIST_SW, 0); +PARAM_DEFINE_INT32(RC_MAP_POSCTL_SW, 0); /** * Loiter switch channel mapping. @@ -602,7 +677,23 @@ PARAM_DEFINE_INT32(RC_MAP_ASSIST_SW, 0); */ PARAM_DEFINE_INT32(RC_MAP_LOITER_SW, 0); -//PARAM_DEFINE_INT32(RC_MAP_OFFB_SW, 0); +/** + * Acro switch channel mapping. + * + * @min 0 + * @max 18 + * @group Radio Calibration + */ +PARAM_DEFINE_INT32(RC_MAP_ACRO_SW, 0); + +/** + * Offboard switch channel mapping. + * + * @min 0 + * @max 18 + * @group Radio Calibration + */ +PARAM_DEFINE_INT32(RC_MAP_OFFB_SW, 0); /** * Flaps channel mapping. @@ -655,3 +746,116 @@ PARAM_DEFINE_INT32(RC_MAP_AUX3, 0); * @group Radio Calibration */ PARAM_DEFINE_INT32(RC_FAILS_THR, 0); + +/** + * Threshold for selecting assist mode + * + * min:-1 + * max:+1 + * + * 0-1 indicate where in the full channel range the threshold sits + * 0 : min + * 1 : max + * sign indicates polarity of comparison + * positive : true when channel>th + * negative : true when channel<th + * + */ +PARAM_DEFINE_FLOAT(RC_ASSIST_TH, 0.25f); + +/** + * Threshold for selecting auto mode + * + * min:-1 + * max:+1 + * + * 0-1 indicate where in the full channel range the threshold sits + * 0 : min + * 1 : max + * sign indicates polarity of comparison + * positive : true when channel>th + * negative : true when channel<th + * + */ +PARAM_DEFINE_FLOAT(RC_AUTO_TH, 0.75f); + +/** + * Threshold for selecting posctl mode + * + * min:-1 + * max:+1 + * + * 0-1 indicate where in the full channel range the threshold sits + * 0 : min + * 1 : max + * sign indicates polarity of comparison + * positive : true when channel>th + * negative : true when channel<th + * + */ +PARAM_DEFINE_FLOAT(RC_POSCTL_TH, 0.5f); + +/** + * Threshold for selecting return to launch mode + * + * min:-1 + * max:+1 + * + * 0-1 indicate where in the full channel range the threshold sits + * 0 : min + * 1 : max + * sign indicates polarity of comparison + * positive : true when channel>th + * negative : true when channel<th + * + */ +PARAM_DEFINE_FLOAT(RC_RETURN_TH, 0.5f); + +/** + * Threshold for selecting loiter mode + * + * min:-1 + * max:+1 + * + * 0-1 indicate where in the full channel range the threshold sits + * 0 : min + * 1 : max + * sign indicates polarity of comparison + * positive : true when channel>th + * negative : true when channel<th + * + */ +PARAM_DEFINE_FLOAT(RC_LOITER_TH, 0.5f); + +/** + * Threshold for selecting acro mode + * + * min:-1 + * max:+1 + * + * 0-1 indicate where in the full channel range the threshold sits + * 0 : min + * 1 : max + * sign indicates polarity of comparison + * positive : true when channel>th + * negative : true when channel<th + * + */ +PARAM_DEFINE_FLOAT(RC_ACRO_TH, 0.5f); + + +/** + * Threshold for selecting offboard mode + * + * min:-1 + * max:+1 + * + * 0-1 indicate where in the full channel range the threshold sits + * 0 : min + * 1 : max + * sign indicates polarity of comparison + * positive : true when channel>th + * negative : true when channel<th + * + */ +PARAM_DEFINE_FLOAT(RC_OFFB_TH, 0.5f); diff --git a/src/modules/sensors/sensors.cpp b/src/modules/sensors/sensors.cpp index e260aae45..4e8a8c01d 100644 --- a/src/modules/sensors/sensors.cpp +++ b/src/modules/sensors/sensors.cpp @@ -126,8 +126,14 @@ #define ADC_AIRSPEED_VOLTAGE_CHANNEL 15 #endif +#ifdef CONFIG_ARCH_BOARD_AEROCORE +#define ADC_BATTERY_VOLTAGE_CHANNEL 10 +#define ADC_BATTERY_CURRENT_CHANNEL -1 +#define ADC_AIRSPEED_VOLTAGE_CHANNEL -1 +#endif + #define BATT_V_LOWPASS 0.001f -#define BATT_V_IGNORE_THRESHOLD 3.5f +#define BATT_V_IGNORE_THRESHOLD 4.8f /** * HACK - true temperature is much less than indicated temperature in baro, @@ -175,7 +181,8 @@ private: /** * Get switch position for specified function. */ - switch_pos_t get_rc_switch_position(enum RC_CHANNELS_FUNCTION func); + switch_pos_t get_rc_sw3pos_position(enum RC_CHANNELS_FUNCTION func, float on_th, bool on_inv, float mid_th, bool mid_inv); + switch_pos_t get_rc_sw2pos_position(enum RC_CHANNELS_FUNCTION func, float on_th, bool on_inv); /** * Gather and publish RC input data. @@ -192,9 +199,15 @@ private: bool _hil_enabled; /**< if true, HIL is active */ bool _publishing; /**< if true, we are publishing sensor data */ - int _gyro_sub; /**< raw gyro data subscription */ - int _accel_sub; /**< raw accel data subscription */ - int _mag_sub; /**< raw mag data subscription */ + int _gyro_sub; /**< raw gyro0 data subscription */ + int _accel_sub; /**< raw accel0 data subscription */ + int _mag_sub; /**< raw mag0 data subscription */ + int _gyro1_sub; /**< raw gyro1 data subscription */ + int _accel1_sub; /**< raw accel1 data subscription */ + int _mag1_sub; /**< raw mag1 data subscription */ + int _gyro2_sub; /**< raw gyro2 data subscription */ + int _accel2_sub; /**< raw accel2 data subscription */ + int _mag2_sub; /**< raw mag2 data subscription */ int _rc_sub; /**< raw rc channels data subscription */ int _baro_sub; /**< raw baro data subscription */ int _airspeed_sub; /**< airspeed subscription */ @@ -219,10 +232,10 @@ private: struct differential_pressure_s _diff_pres; struct airspeed_s _airspeed; - math::Matrix<3,3> _board_rotation; /**< rotation matrix for the orientation that the board is mounted */ - math::Matrix<3,3> _external_mag_rotation; /**< rotation matrix for the orientation that an external mag is mounted */ + math::Matrix<3, 3> _board_rotation; /**< rotation matrix for the orientation that the board is mounted */ + math::Matrix<3, 3> _external_mag_rotation; /**< rotation matrix for the orientation that an external mag is mounted */ bool _mag_is_external; /**< true if the active mag is on an external board */ - + uint64_t _battery_discharged; /**< battery discharged current in mA*ms */ hrt_abstime _battery_current_timestamp; /**< timestamp of last battery current reading */ @@ -241,22 +254,25 @@ private: float accel_offset[3]; float accel_scale[3]; float diff_pres_offset_pa; - float diff_pres_analog_enabled; + float diff_pres_analog_scale; int board_rotation; int external_mag_rotation; + + float board_offset[3]; int rc_map_roll; int rc_map_pitch; int rc_map_yaw; int rc_map_throttle; + int rc_map_failsafe; int rc_map_mode_sw; int rc_map_return_sw; - int rc_map_assisted_sw; + int rc_map_posctl_sw; int rc_map_loiter_sw; - -// int rc_map_offboard_ctrl_mode_sw; + int rc_map_acro_sw; + int rc_map_offboard_sw; int rc_map_flaps; @@ -266,7 +282,21 @@ private: int rc_map_aux4; int rc_map_aux5; - int32_t rc_fs_thr; + int32_t rc_fails_thr; + float rc_assist_th; + float rc_auto_th; + float rc_posctl_th; + float rc_return_th; + float rc_loiter_th; + float rc_acro_th; + float rc_offboard_th; + bool rc_assist_inv; + bool rc_auto_inv; + bool rc_posctl_inv; + bool rc_return_inv; + bool rc_loiter_inv; + bool rc_acro_inv; + bool rc_offboard_inv; float battery_voltage_scaling; float battery_current_scaling; @@ -287,19 +317,20 @@ private: param_t mag_offset[3]; param_t mag_scale[3]; param_t diff_pres_offset_pa; - param_t diff_pres_analog_enabled; + param_t diff_pres_analog_scale; param_t rc_map_roll; param_t rc_map_pitch; param_t rc_map_yaw; param_t rc_map_throttle; + param_t rc_map_failsafe; param_t rc_map_mode_sw; param_t rc_map_return_sw; - param_t rc_map_assisted_sw; + param_t rc_map_posctl_sw; param_t rc_map_loiter_sw; - -// param_t rc_map_offboard_ctrl_mode_sw; + param_t rc_map_acro_sw; + param_t rc_map_offboard_sw; param_t rc_map_flaps; @@ -309,13 +340,22 @@ private: param_t rc_map_aux4; param_t rc_map_aux5; - param_t rc_fs_thr; + param_t rc_fails_thr; + param_t rc_assist_th; + param_t rc_auto_th; + param_t rc_posctl_th; + param_t rc_return_th; + param_t rc_loiter_th; + param_t rc_acro_th; + param_t rc_offboard_th; param_t battery_voltage_scaling; param_t battery_current_scaling; param_t board_rotation; param_t external_mag_rotation; + + param_t board_offset[3]; } _parameter_handles; /**< handles for interesting parameters */ @@ -416,7 +456,7 @@ private: /** * Main sensor collection task. */ - void task_main() __attribute__((noreturn)); + void task_main(); }; namespace sensors @@ -444,6 +484,12 @@ Sensors::Sensors() : _gyro_sub(-1), _accel_sub(-1), _mag_sub(-1), + _gyro1_sub(-1), + _accel1_sub(-1), + _mag1_sub(-1), + _gyro2_sub(-1), + _accel2_sub(-1), + _mag2_sub(-1), _rc_sub(-1), _baro_sub(-1), _vcontrol_mode_sub(-1), @@ -467,6 +513,7 @@ Sensors::Sensors() : _battery_current_timestamp(0) { memset(&_rc, 0, sizeof(_rc)); + memset(&_diff_pres, 0, sizeof(_diff_pres)); /* basic r/c parameters */ for (unsigned i = 0; i < _rc_max_chan_count; i++) { @@ -499,6 +546,7 @@ Sensors::Sensors() : _parameter_handles.rc_map_pitch = param_find("RC_MAP_PITCH"); _parameter_handles.rc_map_yaw = param_find("RC_MAP_YAW"); _parameter_handles.rc_map_throttle = param_find("RC_MAP_THROTTLE"); + _parameter_handles.rc_map_failsafe = param_find("RC_MAP_FAILSAFE"); /* mandatory mode switches, mapped to channel 5 and 6 per default */ _parameter_handles.rc_map_mode_sw = param_find("RC_MAP_MODE_SW"); @@ -507,10 +555,10 @@ Sensors::Sensors() : _parameter_handles.rc_map_flaps = param_find("RC_MAP_FLAPS"); /* optional mode switches, not mapped per default */ - _parameter_handles.rc_map_assisted_sw = param_find("RC_MAP_ASSIST_SW"); + _parameter_handles.rc_map_posctl_sw = param_find("RC_MAP_POSCTL_SW"); _parameter_handles.rc_map_loiter_sw = param_find("RC_MAP_LOITER_SW"); - -// _parameter_handles.rc_map_offboard_ctrl_mode_sw = param_find("RC_MAP_OFFB_SW"); + _parameter_handles.rc_map_acro_sw = param_find("RC_MAP_ACRO_SW"); + _parameter_handles.rc_map_offboard_sw = param_find("RC_MAP_OFFB_SW"); _parameter_handles.rc_map_aux1 = param_find("RC_MAP_AUX1"); _parameter_handles.rc_map_aux2 = param_find("RC_MAP_AUX2"); @@ -518,8 +566,15 @@ Sensors::Sensors() : _parameter_handles.rc_map_aux4 = param_find("RC_MAP_AUX4"); _parameter_handles.rc_map_aux5 = param_find("RC_MAP_AUX5"); - /* RC failsafe */ - _parameter_handles.rc_fs_thr = param_find("RC_FAILS_THR"); + /* RC thresholds */ + _parameter_handles.rc_fails_thr = param_find("RC_FAILS_THR"); + _parameter_handles.rc_assist_th = param_find("RC_ASSIST_TH"); + _parameter_handles.rc_auto_th = param_find("RC_AUTO_TH"); + _parameter_handles.rc_posctl_th = param_find("RC_POSCTL_TH"); + _parameter_handles.rc_return_th = param_find("RC_RETURN_TH"); + _parameter_handles.rc_loiter_th = param_find("RC_LOITER_TH"); + _parameter_handles.rc_acro_th = param_find("RC_ACRO_TH"); + _parameter_handles.rc_offboard_th = param_find("RC_OFFB_TH"); /* gyro offsets */ _parameter_handles.gyro_offset[0] = param_find("SENS_GYRO_XOFF"); @@ -548,7 +603,7 @@ Sensors::Sensors() : /* Differential pressure offset */ _parameter_handles.diff_pres_offset_pa = param_find("SENS_DPRES_OFF"); - _parameter_handles.diff_pres_analog_enabled = param_find("SENS_DPRES_ANA"); + _parameter_handles.diff_pres_analog_scale = param_find("SENS_DPRES_ANSC"); _parameter_handles.battery_voltage_scaling = param_find("BAT_V_SCALING"); _parameter_handles.battery_current_scaling = param_find("BAT_C_SCALING"); @@ -556,6 +611,11 @@ Sensors::Sensors() : /* rotations */ _parameter_handles.board_rotation = param_find("SENS_BOARD_ROT"); _parameter_handles.external_mag_rotation = param_find("SENS_EXT_MAG_ROT"); + + /* rotation offsets */ + _parameter_handles.board_offset[0] = param_find("SENS_BOARD_X_OFF"); + _parameter_handles.board_offset[1] = param_find("SENS_BOARD_Y_OFF"); + _parameter_handles.board_offset[2] = param_find("SENS_BOARD_Z_OFF"); /* fetch initial parameter values */ parameters_update(); @@ -609,7 +669,7 @@ Sensors::parameters_update() if (!isfinite(tmpScaleFactor) || (tmpRevFactor < 0.000001f) || (tmpRevFactor > 0.2f)) { - warnx("RC chan %u not sane, scaling: %8.6f, rev: %d", i, tmpScaleFactor, (int)(_parameters.rev[i])); + warnx("RC chan %u not sane, scaling: %8.6f, rev: %d", i, (double)tmpScaleFactor, (int)(_parameters.rev[i])); /* scaling factors do not make sense, lock them down */ _parameters.scaling_factor[i] = 0.0f; rc_valid = false; @@ -620,8 +680,9 @@ Sensors::parameters_update() } /* handle wrong values */ - if (!rc_valid) + if (!rc_valid) { warnx("WARNING WARNING WARNING\n\nRC CALIBRATION NOT SANE!\n\n"); + } const char *paramerr = "FAIL PARM LOAD"; @@ -642,6 +703,10 @@ Sensors::parameters_update() warnx("%s", paramerr); } + if (param_get(_parameter_handles.rc_map_failsafe, &(_parameters.rc_map_failsafe)) != OK) { + warnx("%s", paramerr); + } + if (param_get(_parameter_handles.rc_map_mode_sw, &(_parameters.rc_map_mode_sw)) != OK) { warnx("%s", paramerr); } @@ -650,7 +715,7 @@ Sensors::parameters_update() warnx("%s", paramerr); } - if (param_get(_parameter_handles.rc_map_assisted_sw, &(_parameters.rc_map_assisted_sw)) != OK) { + if (param_get(_parameter_handles.rc_map_posctl_sw, &(_parameters.rc_map_posctl_sw)) != OK) { warnx("%s", paramerr); } @@ -658,20 +723,45 @@ Sensors::parameters_update() warnx("%s", paramerr); } - if (param_get(_parameter_handles.rc_map_flaps, &(_parameters.rc_map_flaps)) != OK) { + if (param_get(_parameter_handles.rc_map_acro_sw, &(_parameters.rc_map_acro_sw)) != OK) { + warnx("%s", paramerr); + } + + if (param_get(_parameter_handles.rc_map_offboard_sw, &(_parameters.rc_map_offboard_sw)) != OK) { warnx("%s", paramerr); } -// if (param_get(_parameter_handles.rc_map_offboard_ctrl_mode_sw, &(_parameters.rc_map_offboard_ctrl_mode_sw)) != OK) { -// warnx("Failed getting offboard control mode sw chan index"); -// } + if (param_get(_parameter_handles.rc_map_flaps, &(_parameters.rc_map_flaps)) != OK) { + warnx("%s", paramerr); + } param_get(_parameter_handles.rc_map_aux1, &(_parameters.rc_map_aux1)); param_get(_parameter_handles.rc_map_aux2, &(_parameters.rc_map_aux2)); param_get(_parameter_handles.rc_map_aux3, &(_parameters.rc_map_aux3)); param_get(_parameter_handles.rc_map_aux4, &(_parameters.rc_map_aux4)); param_get(_parameter_handles.rc_map_aux5, &(_parameters.rc_map_aux5)); - param_get(_parameter_handles.rc_fs_thr, &(_parameters.rc_fs_thr)); + param_get(_parameter_handles.rc_fails_thr, &(_parameters.rc_fails_thr)); + param_get(_parameter_handles.rc_assist_th, &(_parameters.rc_assist_th)); + _parameters.rc_assist_inv = (_parameters.rc_assist_th < 0); + _parameters.rc_assist_th = fabs(_parameters.rc_assist_th); + param_get(_parameter_handles.rc_auto_th, &(_parameters.rc_auto_th)); + _parameters.rc_auto_inv = (_parameters.rc_auto_th < 0); + _parameters.rc_auto_th = fabs(_parameters.rc_auto_th); + param_get(_parameter_handles.rc_posctl_th, &(_parameters.rc_posctl_th)); + _parameters.rc_posctl_inv = (_parameters.rc_posctl_th < 0); + _parameters.rc_posctl_th = fabs(_parameters.rc_posctl_th); + param_get(_parameter_handles.rc_return_th, &(_parameters.rc_return_th)); + _parameters.rc_return_inv = (_parameters.rc_return_th < 0); + _parameters.rc_return_th = fabs(_parameters.rc_return_th); + param_get(_parameter_handles.rc_loiter_th, &(_parameters.rc_loiter_th)); + _parameters.rc_loiter_inv = (_parameters.rc_loiter_th < 0); + _parameters.rc_loiter_th = fabs(_parameters.rc_loiter_th); + param_get(_parameter_handles.rc_acro_th, &(_parameters.rc_acro_th)); + _parameters.rc_acro_inv = (_parameters.rc_acro_th < 0); + _parameters.rc_acro_th = fabs(_parameters.rc_acro_th); + param_get(_parameter_handles.rc_offboard_th, &(_parameters.rc_offboard_th)); + _parameters.rc_offboard_inv = (_parameters.rc_offboard_th < 0); + _parameters.rc_offboard_th = fabs(_parameters.rc_offboard_th); /* update RC function mappings */ _rc.function[THROTTLE] = _parameters.rc_map_throttle - 1; @@ -681,13 +771,13 @@ Sensors::parameters_update() _rc.function[MODE] = _parameters.rc_map_mode_sw - 1; _rc.function[RETURN] = _parameters.rc_map_return_sw - 1; - _rc.function[ASSISTED] = _parameters.rc_map_assisted_sw - 1; + _rc.function[POSCTL] = _parameters.rc_map_posctl_sw - 1; _rc.function[LOITER] = _parameters.rc_map_loiter_sw - 1; + _rc.function[ACRO] = _parameters.rc_map_acro_sw - 1; + _rc.function[OFFBOARD] = _parameters.rc_map_offboard_sw - 1; _rc.function[FLAPS] = _parameters.rc_map_flaps - 1; -// _rc.function[OFFBOARD_MODE] = _parameters.rc_map_offboard_ctrl_mode_sw - 1; - _rc.function[AUX_1] = _parameters.rc_map_aux1 - 1; _rc.function[AUX_2] = _parameters.rc_map_aux2 - 1; _rc.function[AUX_3] = _parameters.rc_map_aux3 - 1; @@ -721,7 +811,7 @@ Sensors::parameters_update() /* Airspeed offset */ param_get(_parameter_handles.diff_pres_offset_pa, &(_parameters.diff_pres_offset_pa)); - param_get(_parameter_handles.diff_pres_analog_enabled, &(_parameters.diff_pres_analog_enabled)); + param_get(_parameter_handles.diff_pres_analog_scale, &(_parameters.diff_pres_analog_scale)); /* scaling of ADC ticks to battery voltage */ if (param_get(_parameter_handles.battery_voltage_scaling, &(_parameters.battery_voltage_scaling)) != OK) { @@ -738,6 +828,18 @@ Sensors::parameters_update() get_rot_matrix((enum Rotation)_parameters.board_rotation, &_board_rotation); get_rot_matrix((enum Rotation)_parameters.external_mag_rotation, &_external_mag_rotation); + + param_get(_parameter_handles.board_offset[0], &(_parameters.board_offset[0])); + param_get(_parameter_handles.board_offset[1], &(_parameters.board_offset[1])); + param_get(_parameter_handles.board_offset[2], &(_parameters.board_offset[2])); + + /** fine tune board offset on parameter update **/ + math::Matrix<3, 3> board_rotation_offset; + board_rotation_offset.from_euler( M_DEG_TO_RAD_F * _parameters.board_offset[0], + M_DEG_TO_RAD_F * _parameters.board_offset[1], + M_DEG_TO_RAD_F * _parameters.board_offset[2]); + + _board_rotation = _board_rotation * board_rotation_offset; return OK; } @@ -765,7 +867,7 @@ Sensors::accel_init() /* set the driver to poll at 1000Hz */ ioctl(fd, SENSORIOCSPOLLRATE, 1000); -#elif CONFIG_ARCH_BOARD_PX4FMU_V2 +#elif CONFIG_ARCH_BOARD_PX4FMU_V2 || CONFIG_ARCH_BOARD_AEROCORE /* set the accel internal sampling rate up to at leat 800Hz */ ioctl(fd, ACCELIOCSSAMPLERATE, 800); @@ -774,7 +876,7 @@ Sensors::accel_init() ioctl(fd, SENSORIOCSPOLLRATE, 800); #else -#error Need a board configuration, either CONFIG_ARCH_BOARD_PX4FMU_V1 or CONFIG_ARCH_BOARD_PX4FMU_V2 +#error Need a board configuration, either CONFIG_ARCH_BOARD_PX4FMU_V1, CONFIG_ARCH_BOARD_PX4FMU_V2 or CONFIG_ARCH_BOARD_AEROCORE #endif @@ -800,12 +902,14 @@ Sensors::gyro_init() #ifdef CONFIG_ARCH_BOARD_PX4FMU_V1 /* set the gyro internal sampling rate up to at least 1000Hz */ - if (ioctl(fd, GYROIOCSSAMPLERATE, 1000) != OK) + if (ioctl(fd, GYROIOCSSAMPLERATE, 1000) != OK) { ioctl(fd, GYROIOCSSAMPLERATE, 800); + } /* set the driver to poll at 1000Hz */ - if (ioctl(fd, SENSORIOCSPOLLRATE, 1000) != OK) + if (ioctl(fd, SENSORIOCSPOLLRATE, 1000) != OK) { ioctl(fd, SENSORIOCSPOLLRATE, 800); + } #else @@ -860,12 +964,15 @@ Sensors::mag_init() ret = ioctl(fd, MAGIOCGEXTERNAL, 0); - if (ret < 0) + if (ret < 0) { errx(1, "FATAL: unknown if magnetometer is external or onboard"); - else if (ret == 1) + + } else if (ret == 1) { _mag_is_external = true; - else + + } else { _mag_is_external = false; + } close(fd); } @@ -909,7 +1016,7 @@ Sensors::accel_poll(struct sensor_combined_s &raw) if (accel_updated) { struct accel_report accel_report; - orb_copy(ORB_ID(sensor_accel), _accel_sub, &accel_report); + orb_copy(ORB_ID(sensor_accel0), _accel_sub, &accel_report); math::Vector<3> vect(accel_report.x, accel_report.y, accel_report.z); vect = _board_rotation * vect; @@ -924,6 +1031,48 @@ Sensors::accel_poll(struct sensor_combined_s &raw) raw.accelerometer_timestamp = accel_report.timestamp; } + + orb_check(_accel1_sub, &accel_updated); + + if (accel_updated) { + struct accel_report accel_report; + + orb_copy(ORB_ID(sensor_accel1), _accel_sub, &accel_report); + + math::Vector<3> vect(accel_report.x, accel_report.y, accel_report.z); + vect = _board_rotation * vect; + + raw.accelerometer1_m_s2[0] = vect(0); + raw.accelerometer1_m_s2[1] = vect(1); + raw.accelerometer1_m_s2[2] = vect(2); + + raw.accelerometer1_raw[0] = accel_report.x_raw; + raw.accelerometer1_raw[1] = accel_report.y_raw; + raw.accelerometer1_raw[2] = accel_report.z_raw; + + raw.accelerometer1_timestamp = accel_report.timestamp; + } + + orb_check(_accel2_sub, &accel_updated); + + if (accel_updated) { + struct accel_report accel_report; + + orb_copy(ORB_ID(sensor_accel2), _accel_sub, &accel_report); + + math::Vector<3> vect(accel_report.x, accel_report.y, accel_report.z); + vect = _board_rotation * vect; + + raw.accelerometer2_m_s2[0] = vect(0); + raw.accelerometer2_m_s2[1] = vect(1); + raw.accelerometer2_m_s2[2] = vect(2); + + raw.accelerometer2_raw[0] = accel_report.x_raw; + raw.accelerometer2_raw[1] = accel_report.y_raw; + raw.accelerometer2_raw[2] = accel_report.z_raw; + + raw.accelerometer2_timestamp = accel_report.timestamp; + } } void @@ -935,7 +1084,7 @@ Sensors::gyro_poll(struct sensor_combined_s &raw) if (gyro_updated) { struct gyro_report gyro_report; - orb_copy(ORB_ID(sensor_gyro), _gyro_sub, &gyro_report); + orb_copy(ORB_ID(sensor_gyro0), _gyro_sub, &gyro_report); math::Vector<3> vect(gyro_report.x, gyro_report.y, gyro_report.z); vect = _board_rotation * vect; @@ -950,6 +1099,48 @@ Sensors::gyro_poll(struct sensor_combined_s &raw) raw.timestamp = gyro_report.timestamp; } + + orb_check(_gyro1_sub, &gyro_updated); + + if (gyro_updated) { + struct gyro_report gyro_report; + + orb_copy(ORB_ID(sensor_gyro1), _gyro1_sub, &gyro_report); + + math::Vector<3> vect(gyro_report.x, gyro_report.y, gyro_report.z); + vect = _board_rotation * vect; + + raw.gyro1_rad_s[0] = vect(0); + raw.gyro1_rad_s[1] = vect(1); + raw.gyro1_rad_s[2] = vect(2); + + raw.gyro1_raw[0] = gyro_report.x_raw; + raw.gyro1_raw[1] = gyro_report.y_raw; + raw.gyro1_raw[2] = gyro_report.z_raw; + + raw.gyro1_timestamp = gyro_report.timestamp; + } + + orb_check(_gyro2_sub, &gyro_updated); + + if (gyro_updated) { + struct gyro_report gyro_report; + + orb_copy(ORB_ID(sensor_gyro2), _gyro_sub, &gyro_report); + + math::Vector<3> vect(gyro_report.x, gyro_report.y, gyro_report.z); + vect = _board_rotation * vect; + + raw.gyro2_rad_s[0] = vect(0); + raw.gyro2_rad_s[1] = vect(1); + raw.gyro2_rad_s[2] = vect(2); + + raw.gyro2_raw[0] = gyro_report.x_raw; + raw.gyro2_raw[1] = gyro_report.y_raw; + raw.gyro2_raw[2] = gyro_report.z_raw; + + raw.gyro2_timestamp = gyro_report.timestamp; + } } void @@ -961,14 +1152,18 @@ Sensors::mag_poll(struct sensor_combined_s &raw) if (mag_updated) { struct mag_report mag_report; - orb_copy(ORB_ID(sensor_mag), _mag_sub, &mag_report); + orb_copy(ORB_ID(sensor_mag0), _mag_sub, &mag_report); math::Vector<3> vect(mag_report.x, mag_report.y, mag_report.z); - if (_mag_is_external) + // XXX we need device-id based handling here + + if (_mag_is_external) { vect = _external_mag_rotation * vect; - else + + } else { vect = _board_rotation * vect; + } raw.magnetometer_ga[0] = vect(0); raw.magnetometer_ga[1] = vect(1); @@ -990,7 +1185,7 @@ Sensors::baro_poll(struct sensor_combined_s &raw) if (baro_updated) { - orb_copy(ORB_ID(sensor_baro), _baro_sub, &_barometer); + orb_copy(ORB_ID(sensor_baro0), _baro_sub, &_barometer); raw.baro_pres_mbar = _barometer.pressure; // Pressure in mbar raw.baro_alt_meter = _barometer.altitude; // Altitude in meters @@ -1086,8 +1281,9 @@ Sensors::parameter_update_poll(bool forced) _parameters.gyro_scale[2], }; - if (OK != ioctl(fd, GYROIOCSSCALE, (long unsigned int)&gscale)) + if (OK != ioctl(fd, GYROIOCSSCALE, (long unsigned int)&gscale)) { warn("WARNING: failed to set scale / offsets for gyro"); + } close(fd); @@ -1101,8 +1297,9 @@ Sensors::parameter_update_poll(bool forced) _parameters.accel_scale[2], }; - if (OK != ioctl(fd, ACCELIOCSSCALE, (long unsigned int)&ascale)) + if (OK != ioctl(fd, ACCELIOCSSCALE, (long unsigned int)&ascale)) { warn("WARNING: failed to set scale / offsets for accel"); + } close(fd); @@ -1116,8 +1313,9 @@ Sensors::parameter_update_poll(bool forced) _parameters.mag_scale[2], }; - if (OK != ioctl(fd, MAGIOCSSCALE, (long unsigned int)&mscale)) + if (OK != ioctl(fd, MAGIOCSSCALE, (long unsigned int)&mscale)) { warn("WARNING: failed to set scale / offsets for mag"); + } close(fd); @@ -1131,15 +1329,17 @@ Sensors::parameter_update_poll(bool forced) 1.0f, }; - if (OK != ioctl(fd, AIRSPEEDIOCSSCALE, (long unsigned int)&airscale)) + if (OK != ioctl(fd, AIRSPEEDIOCSSCALE, (long unsigned int)&airscale)) { warn("WARNING: failed to set scale / offsets for airspeed sensor"); + } + close(fd); } #if 0 - printf("CH0: RAW MAX: %d MIN %d S: %d MID: %d FUNC: %d\n", (int)_parameters.max[0], (int)_parameters.min[0], (int)(_rc.chan[0].scaling_factor * 10000), (int)(_rc.chan[0].mid), (int)_rc.function[0]); - printf("CH1: RAW MAX: %d MIN %d S: %d MID: %d FUNC: %d\n", (int)_parameters.max[1], (int)_parameters.min[1], (int)(_rc.chan[1].scaling_factor * 10000), (int)(_rc.chan[1].mid), (int)_rc.function[1]); - printf("MAN: %d %d\n", (int)(_rc.chan[0].scaled * 100), (int)(_rc.chan[1].scaled * 100)); + printf("CH0: RAW MAX: %d MIN %d S: %d MID: %d FUNC: %d\n", (int)_parameters.max[0], (int)_parameters.min[0], (int)(_rc.channels[0].scaling_factor * 10000), (int)(_rc.channels[0].mid), (int)_rc.function[0]); + printf("CH1: RAW MAX: %d MIN %d S: %d MID: %d FUNC: %d\n", (int)_parameters.max[1], (int)_parameters.min[1], (int)(_rc.channels[1].scaling_factor * 10000), (int)(_rc.channels[1].mid), (int)_rc.function[1]); + printf("MAN: %d %d\n", (int)(_rc.channels[0] * 100), (int)(_rc.channels[1] * 100)); fflush(stdout); usleep(5000); #endif @@ -1150,10 +1350,12 @@ void Sensors::adc_poll(struct sensor_combined_s &raw) { /* only read if publishing */ - if (!_publishing) + if (!_publishing) { return; + } hrt_abstime t = hrt_absolute_time(); + /* rate limit to 100 Hz */ if (t - _last_adc >= 10000) { /* make space for a maximum of twelve channels (to ensure reading all channels at once) */ @@ -1178,6 +1380,7 @@ Sensors::adc_poll(struct sensor_combined_s &raw) if (voltage > BATT_V_IGNORE_THRESHOLD) { _battery_status.voltage_v = voltage; + /* one-time initialization of low-pass value to avoid long init delays */ if (_battery_status.voltage_filtered_v < BATT_V_IGNORE_THRESHOLD) { _battery_status.voltage_filtered_v = voltage; @@ -1196,40 +1399,46 @@ Sensors::adc_poll(struct sensor_combined_s &raw) /* handle current only if voltage is valid */ if (_battery_status.voltage_v > 0.0f) { float current = (buf_adc[i].am_data * _parameters.battery_current_scaling); + /* check measured current value */ if (current >= 0.0f) { _battery_status.timestamp = t; _battery_status.current_a = current; + if (_battery_current_timestamp != 0) { /* initialize discharged value */ - if (_battery_status.discharged_mah < 0.0f) + if (_battery_status.discharged_mah < 0.0f) { _battery_status.discharged_mah = 0.0f; + } + _battery_discharged += current * (t - _battery_current_timestamp); _battery_status.discharged_mah = ((float) _battery_discharged) / 3600000.0f; } } } + _battery_current_timestamp = t; } else if (ADC_AIRSPEED_VOLTAGE_CHANNEL == buf_adc[i].am_channel) { /* calculate airspeed, raw is the difference from */ - float voltage = (float)(buf_adc[i].am_data) * 3.3f / 4096.0f * 2.0f; //V_ref/4096 * (voltage divider factor) + float voltage = (float)(buf_adc[i].am_data) * 3.3f / 4096.0f * 2.0f; // V_ref/4096 * (voltage divider factor) /** * The voltage divider pulls the signal down, only act on * a valid voltage from a connected sensor. Also assume a non- * zero offset from the sensor if its connected. */ - if (voltage > 0.4f && _parameters.diff_pres_analog_enabled) { + if (voltage > 0.4f && (_parameters.diff_pres_analog_scale > 0.0f)) { - float diff_pres_pa = voltage * 1000.0f - _parameters.diff_pres_offset_pa; //for MPXV7002DP sensor + float diff_pres_pa_raw = voltage * _parameters.diff_pres_analog_scale - _parameters.diff_pres_offset_pa; + float diff_pres_pa = (diff_pres_pa_raw > 0.0f) ? diff_pres_pa_raw : 0.0f; _diff_pres.timestamp = t; _diff_pres.differential_pressure_pa = diff_pres_pa; - _diff_pres.differential_pressure_filtered_pa = diff_pres_pa; + _diff_pres.differential_pressure_raw_pa = diff_pres_pa_raw; + _diff_pres.differential_pressure_filtered_pa = (_diff_pres.differential_pressure_filtered_pa * 0.9f) + (diff_pres_pa * 0.1f); _diff_pres.temperature = -1000.0f; - _diff_pres.voltage = voltage; /* announce the airspeed if needed, just publish else */ if (_diff_pres_pub > 0) { @@ -1241,7 +1450,9 @@ Sensors::adc_poll(struct sensor_combined_s &raw) } } } + _last_adc = t; + if (_battery_status.voltage_filtered_v > BATT_V_IGNORE_THRESHOLD) { /* announce the battery status if needed, just publish else */ if (_battery_pub > 0) { @@ -1259,7 +1470,8 @@ float Sensors::get_rc_value(enum RC_CHANNELS_FUNCTION func, float min_value, float max_value) { if (_rc.function[func] >= 0) { - float value = _rc.chan[_rc.function[func]].scaled; + float value = _rc.channels[_rc.function[func]]; + if (value < min_value) { return min_value; @@ -1269,24 +1481,44 @@ Sensors::get_rc_value(enum RC_CHANNELS_FUNCTION func, float min_value, float max } else { return value; } + } else { return 0.0f; } } switch_pos_t -Sensors::get_rc_switch_position(enum RC_CHANNELS_FUNCTION func) +Sensors::get_rc_sw3pos_position(enum RC_CHANNELS_FUNCTION func, float on_th, bool on_inv, float mid_th, bool mid_inv) { if (_rc.function[func] >= 0) { - float value = _rc.chan[_rc.function[func]].scaled; - if (value > STICK_ON_OFF_LIMIT) { + float value = 0.5f * _rc.channels[_rc.function[func]] + 0.5f; + + if (on_inv ? value < on_th : value > on_th) { return SWITCH_POS_ON; - } else if (value < -STICK_ON_OFF_LIMIT) { + } else if (mid_inv ? value < mid_th : value > mid_th) { + return SWITCH_POS_MIDDLE; + + } else { return SWITCH_POS_OFF; + } + + } else { + return SWITCH_POS_NONE; + } +} + +switch_pos_t +Sensors::get_rc_sw2pos_position(enum RC_CHANNELS_FUNCTION func, float on_th, bool on_inv) +{ + if (_rc.function[func] >= 0) { + float value = 0.5f * _rc.channels[_rc.function[func]] + 0.5f; + + if (on_inv ? value < on_th : value > on_th) { + return SWITCH_POS_ON; } else { - return SWITCH_POS_MIDDLE; + return SWITCH_POS_OFF; } } else { @@ -1318,13 +1550,18 @@ Sensors::rc_poll() /* signal looks good */ signal_lost = false; - /* check throttle failsafe */ - int8_t thr_ch = _rc.function[THROTTLE]; - if (_parameters.rc_fs_thr > 0 && thr_ch >= 0) { - /* throttle failsafe configured */ - if ((_parameters.rc_fs_thr < _parameters.min[thr_ch] && rc_input.values[thr_ch] < _parameters.rc_fs_thr) || - (_parameters.rc_fs_thr > _parameters.max[thr_ch] && rc_input.values[thr_ch] > _parameters.rc_fs_thr)) { - /* throttle failsafe triggered, signal is lost by receiver */ + /* check failsafe */ + int8_t fs_ch = _rc.function[_parameters.rc_map_failsafe]; // get channel mapped to throttle + + if (_parameters.rc_map_failsafe > 0) { // if not 0, use channel number instead of rc.function mapping + fs_ch = _parameters.rc_map_failsafe - 1; + } + + if (_parameters.rc_fails_thr > 0 && fs_ch >= 0) { + /* failsafe configured */ + if ((_parameters.rc_fails_thr < _parameters.min[fs_ch] && rc_input.values[fs_ch] < _parameters.rc_fails_thr) || + (_parameters.rc_fails_thr > _parameters.max[fs_ch] && rc_input.values[fs_ch] > _parameters.rc_fails_thr)) { + /* failsafe triggered, signal is lost by receiver */ signal_lost = true; } } @@ -1332,8 +1569,9 @@ Sensors::rc_poll() unsigned channel_limit = rc_input.channel_count; - if (channel_limit > _rc_max_chan_count) + if (channel_limit > _rc_max_chan_count) { channel_limit = _rc_max_chan_count; + } /* read out and scale values from raw message even if signal is invalid */ for (unsigned int i = 0; i < channel_limit; i++) { @@ -1341,11 +1579,13 @@ Sensors::rc_poll() /* * 1) Constrain to min/max values, as later processing depends on bounds. */ - if (rc_input.values[i] < _parameters.min[i]) + if (rc_input.values[i] < _parameters.min[i]) { rc_input.values[i] = _parameters.min[i]; + } - if (rc_input.values[i] > _parameters.max[i]) + if (rc_input.values[i] > _parameters.max[i]) { rc_input.values[i] = _parameters.max[i]; + } /* * 2) Scale around the mid point differently for lower and upper range. @@ -1364,24 +1604,25 @@ Sensors::rc_poll() * DO NOT REMOVE OR ALTER STEP 1! */ if (rc_input.values[i] > (_parameters.trim[i] + _parameters.dz[i])) { - _rc.chan[i].scaled = (rc_input.values[i] - _parameters.trim[i] - _parameters.dz[i]) / (float)(_parameters.max[i] - _parameters.trim[i] - _parameters.dz[i]); + _rc.channels[i] = (rc_input.values[i] - _parameters.trim[i] - _parameters.dz[i]) / (float)(_parameters.max[i] - _parameters.trim[i] - _parameters.dz[i]); } else if (rc_input.values[i] < (_parameters.trim[i] - _parameters.dz[i])) { - _rc.chan[i].scaled = (rc_input.values[i] - _parameters.trim[i] + _parameters.dz[i]) / (float)(_parameters.trim[i] - _parameters.min[i] - _parameters.dz[i]); + _rc.channels[i] = (rc_input.values[i] - _parameters.trim[i] + _parameters.dz[i]) / (float)(_parameters.trim[i] - _parameters.min[i] - _parameters.dz[i]); } else { /* in the configured dead zone, output zero */ - _rc.chan[i].scaled = 0.0f; + _rc.channels[i] = 0.0f; } - _rc.chan[i].scaled *= _parameters.rev[i]; + _rc.channels[i] *= _parameters.rev[i]; /* handle any parameter-induced blowups */ - if (!isfinite(_rc.chan[i].scaled)) - _rc.chan[i].scaled = 0.0f; + if (!isfinite(_rc.channels[i])) { + _rc.channels[i] = 0.0f; + } } - _rc.chan_count = rc_input.channel_count; + _rc.channel_count = rc_input.channel_count; _rc.rssi = rc_input.rssi; _rc.signal_lost = signal_lost; _rc.timestamp = rc_input.timestamp_last_signal; @@ -1402,10 +1643,10 @@ Sensors::rc_poll() manual.timestamp = rc_input.timestamp_last_signal; /* limit controls */ - manual.roll = get_rc_value(ROLL, -1.0, 1.0); - manual.pitch = get_rc_value(PITCH, -1.0, 1.0); - manual.yaw = get_rc_value(YAW, -1.0, 1.0); - manual.throttle = get_rc_value(THROTTLE, 0.0, 1.0); + manual.y = get_rc_value(ROLL, -1.0, 1.0); + manual.x = get_rc_value(PITCH, -1.0, 1.0); + manual.r = get_rc_value(YAW, -1.0, 1.0); + manual.z = get_rc_value(THROTTLE, 0.0, 1.0); manual.flaps = get_rc_value(FLAPS, -1.0, 1.0); manual.aux1 = get_rc_value(AUX_1, -1.0, 1.0); manual.aux2 = get_rc_value(AUX_2, -1.0, 1.0); @@ -1414,10 +1655,12 @@ Sensors::rc_poll() manual.aux5 = get_rc_value(AUX_5, -1.0, 1.0); /* mode switches */ - manual.mode_switch = get_rc_switch_position(MODE); - manual.assisted_switch = get_rc_switch_position(ASSISTED); - manual.loiter_switch = get_rc_switch_position(LOITER); - manual.return_switch = get_rc_switch_position(RETURN); + manual.mode_switch = get_rc_sw3pos_position(MODE, _parameters.rc_auto_th, _parameters.rc_auto_inv, _parameters.rc_assist_th, _parameters.rc_assist_inv); + manual.posctl_switch = get_rc_sw2pos_position(POSCTL, _parameters.rc_posctl_th, _parameters.rc_posctl_inv); + manual.return_switch = get_rc_sw2pos_position(RETURN, _parameters.rc_return_th, _parameters.rc_return_inv); + manual.loiter_switch = get_rc_sw2pos_position(LOITER, _parameters.rc_loiter_th, _parameters.rc_loiter_inv); + manual.acro_switch = get_rc_sw2pos_position(ACRO, _parameters.rc_acro_th, _parameters.rc_acro_inv); + manual.offboard_switch = get_rc_sw2pos_position(OFFBOARD, _parameters.rc_offboard_th, _parameters.rc_offboard_inv); /* publish manual_control_setpoint topic */ if (_manual_control_pub > 0) { @@ -1433,10 +1676,10 @@ Sensors::rc_poll() actuator_group_3.timestamp = rc_input.timestamp_last_signal; - actuator_group_3.control[0] = manual.roll; - actuator_group_3.control[1] = manual.pitch; - actuator_group_3.control[2] = manual.yaw; - actuator_group_3.control[3] = manual.throttle; + actuator_group_3.control[0] = manual.y; + actuator_group_3.control[1] = manual.x; + actuator_group_3.control[2] = manual.r; + actuator_group_3.control[3] = manual.z; actuator_group_3.control[4] = manual.flaps; actuator_group_3.control[5] = manual.aux1; actuator_group_3.control[6] = manual.aux2; @@ -1473,11 +1716,17 @@ Sensors::task_main() /* * do subscriptions */ - _gyro_sub = orb_subscribe(ORB_ID(sensor_gyro)); - _accel_sub = orb_subscribe(ORB_ID(sensor_accel)); - _mag_sub = orb_subscribe(ORB_ID(sensor_mag)); + _gyro_sub = orb_subscribe(ORB_ID(sensor_gyro0)); + _accel_sub = orb_subscribe(ORB_ID(sensor_accel0)); + _mag_sub = orb_subscribe(ORB_ID(sensor_mag0)); + _gyro1_sub = orb_subscribe(ORB_ID(sensor_gyro1)); + _accel1_sub = orb_subscribe(ORB_ID(sensor_accel1)); + _mag1_sub = orb_subscribe(ORB_ID(sensor_mag1)); + _gyro2_sub = orb_subscribe(ORB_ID(sensor_gyro2)); + _accel2_sub = orb_subscribe(ORB_ID(sensor_accel2)); + _mag2_sub = orb_subscribe(ORB_ID(sensor_mag2)); _rc_sub = orb_subscribe(ORB_ID(input_rc)); - _baro_sub = orb_subscribe(ORB_ID(sensor_baro)); + _baro_sub = orb_subscribe(ORB_ID(sensor_baro0)); _diff_pres_sub = orb_subscribe(ORB_ID(differential_pressure)); _vcontrol_mode_sub = orb_subscribe(ORB_ID(vehicle_control_mode)); _params_sub = orb_subscribe(ORB_ID(parameter_update)); @@ -1560,8 +1809,9 @@ Sensors::task_main() diff_pres_poll(raw); /* Inform other processes that new data is available to copy */ - if (_publishing) + if (_publishing) { orb_publish(ORB_ID(sensor_combined), _sensor_pub, &raw); + } /* Look for new r/c input data */ rc_poll(); @@ -1584,7 +1834,7 @@ Sensors::start() _sensors_task = task_spawn_cmd("sensors_task", SCHED_DEFAULT, SCHED_PRIORITY_MAX - 5, - 2048, + 2000, (main_t)&Sensors::task_main_trampoline, nullptr); @@ -1598,18 +1848,21 @@ Sensors::start() int sensors_main(int argc, char *argv[]) { - if (argc < 1) + if (argc < 1) { errx(1, "usage: sensors {start|stop|status}"); + } if (!strcmp(argv[1], "start")) { - if (sensors::g_sensors != nullptr) + if (sensors::g_sensors != nullptr) { errx(0, "already running"); + } sensors::g_sensors = new Sensors; - if (sensors::g_sensors == nullptr) + if (sensors::g_sensors == nullptr) { errx(1, "alloc failed"); + } if (OK != sensors::g_sensors->start()) { delete sensors::g_sensors; @@ -1621,8 +1874,9 @@ int sensors_main(int argc, char *argv[]) } if (!strcmp(argv[1], "stop")) { - if (sensors::g_sensors == nullptr) + if (sensors::g_sensors == nullptr) { errx(1, "not running"); + } delete sensors::g_sensors; sensors::g_sensors = nullptr; @@ -1641,4 +1895,3 @@ int sensors_main(int argc, char *argv[]) warnx("unrecognized command"); return 1; } - diff --git a/src/modules/systemlib/board_serial.c b/src/modules/systemlib/board_serial.c index ad8c2bf83..182fd15c6 100644 --- a/src/modules/systemlib/board_serial.c +++ b/src/modules/systemlib/board_serial.c @@ -44,11 +44,11 @@ #include "board_config.h" #include "board_serial.h" -int get_board_serial(char *serialid) +int get_board_serial(uint8_t *serialid) { - const volatile unsigned *udid_ptr = (const unsigned *)UDID_START; + const volatile uint32_t *udid_ptr = (const uint32_t *)UDID_START; union udid id; - val_read((unsigned *)&id, udid_ptr, sizeof(id)); + val_read((uint32_t *)&id, udid_ptr, sizeof(id)); /* Copy the serial from the chips non-write memory and swap endianess */ @@ -57,4 +57,4 @@ int get_board_serial(char *serialid) serialid[8] = id.data[11]; serialid[9] = id.data[10]; serialid[10] = id.data[9]; serialid[11] = id.data[8]; return 0; -}
\ No newline at end of file +} diff --git a/src/modules/systemlib/board_serial.h b/src/modules/systemlib/board_serial.h index b14bb4376..873d9657b 100644 --- a/src/modules/systemlib/board_serial.h +++ b/src/modules/systemlib/board_serial.h @@ -44,6 +44,6 @@ __BEGIN_DECLS -__EXPORT int get_board_serial(char *serialid); +__EXPORT int get_board_serial(uint8_t *serialid); __END_DECLS diff --git a/src/modules/fw_att_pos_estimator/fw_att_pos_estimator_params.c b/src/modules/systemlib/circuit_breaker.c index 6138ef39c..64317a18a 100644 --- a/src/modules/fw_att_pos_estimator/fw_att_pos_estimator_params.c +++ b/src/modules/systemlib/circuit_breaker.c @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. + * Copyright (c) 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -31,87 +31,75 @@ * ****************************************************************************/ -/** - * @file fw_att_pos_estimator_params.c - * - * Parameters defined by the attitude and position estimator task - * - * @author Lorenz Meier <lm@inf.ethz.ch> +/* + * @file circuit_breaker.c + * + * Circuit breaker parameters. + * Analog to real aviation circuit breakers these parameters + * allow to disable subsystems. They are not supported as standard + * operation procedure and are only provided for development purposes. + * To ensure they are not activated accidentally, the associated + * parameter needs to set to the key (magic). */ -#include <nuttx/config.h> - #include <systemlib/param/param.h> - -/* - * Estimator parameters, accessible via MAVLink - * - */ +#include <systemlib/circuit_breaker.h> /** - * Velocity estimate delay + * Circuit breaker for power supply check * - * The delay in milliseconds of the velocity estimate from GPS. + * Setting this parameter to 894281 will disable the power valid + * checks in the commander. + * WARNING: ENABLING THIS CIRCUIT BREAKER IS AT OWN RISK * * @min 0 - * @max 1000 - * @group Position Estimator + * @max 894281 + * @group Circuit Breaker */ -PARAM_DEFINE_INT32(PE_VEL_DELAY_MS, 230); +PARAM_DEFINE_INT32(CBRK_SUPPLY_CHK, 0); /** - * Position estimate delay + * Circuit breaker for rate controller output * - * The delay in milliseconds of the position estimate from GPS. + * Setting this parameter to 140253 will disable the rate + * controller uORB publication. + * WARNING: ENABLING THIS CIRCUIT BREAKER IS AT OWN RISK * * @min 0 - * @max 1000 - * @group Position Estimator + * @max 140253 + * @group Circuit Breaker */ -PARAM_DEFINE_INT32(PE_POS_DELAY_MS, 210); +PARAM_DEFINE_INT32(CBRK_RATE_CTRL, 0); /** - * Height estimate delay + * Circuit breaker for IO safety * - * The delay in milliseconds of the height estimate from the barometer. + * Setting this parameter to 894281 will disable IO safety. + * WARNING: ENABLING THIS CIRCUIT BREAKER IS AT OWN RISK * * @min 0 - * @max 1000 - * @group Position Estimator + * @max 22027 + * @group Circuit Breaker */ -PARAM_DEFINE_INT32(PE_HGT_DELAY_MS, 350); +PARAM_DEFINE_INT32(CBRK_IO_SAFETY, 0); /** - * Mag estimate delay + * Circuit breaker for airspeed sensor * - * The delay in milliseconds of the magnetic field estimate from - * the magnetometer. + * Setting this parameter to 162128 will disable the check for an airspeed sensor. + * WARNING: ENABLING THIS CIRCUIT BREAKER IS AT OWN RISK * * @min 0 - * @max 1000 - * @group Position Estimator + * @max 162128 + * @group Circuit Breaker */ -PARAM_DEFINE_INT32(PE_MAG_DELAY_MS, 30); +PARAM_DEFINE_INT32(CBRK_AIRSPD_CHK, 0); -/** - * True airspeeed estimate delay - * - * The delay in milliseconds of the airspeed estimate. - * - * @min 0 - * @max 1000 - * @group Position Estimator - */ -PARAM_DEFINE_INT32(PE_TAS_DELAY_MS, 210); +bool circuit_breaker_enabled(const char* breaker, int32_t magic) +{ + int32_t val; + (void)param_get(param_find(breaker), &val); -/** - * GPS vs. barometric altitude update weight - * - * RE-CHECK this. - * - * @min 0.0 - * @max 1.0 - * @group Position Estimator - */ -PARAM_DEFINE_FLOAT(PE_GPS_ALT_WGT, 0.9f); + return (val == magic); +} diff --git a/src/modules/systemlib/circuit_breaker.h b/src/modules/systemlib/circuit_breaker.h new file mode 100644 index 000000000..b60584608 --- /dev/null +++ b/src/modules/systemlib/circuit_breaker.h @@ -0,0 +1,65 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/* + * @file circuit_breaker.h + * + * Circuit breaker functionality. + */ + +#ifndef CIRCUIT_BREAKER_H_ +#define CIRCUIT_BREAKER_H_ + +/* SAFETY WARNING -- SAFETY WARNING -- SAFETY WARNING + * + * OBEY THE DOCUMENTATION FOR ALL CIRCUIT BREAKERS HERE, + * ENSURE TO READ CAREFULLY ALL SAFETY WARNINGS. + * http://pixhawk.org/dev/circuit_breakers + * + * CIRCUIT BREAKERS ARE NOT PART OF THE STANDARD OPERATION PROCEDURE + * AND MAY DISABLE CHECKS THAT ARE VITAL FOR SAFE FLIGHT. + */ +#define CBRK_SUPPLY_CHK_KEY 894281 +#define CBRK_RATE_CTRL_KEY 140253 +#define CBRK_IO_SAFETY_KEY 22027 +#define CBRK_AIRSPD_CHK_KEY 162128 + +#include <stdbool.h> + +__BEGIN_DECLS + +__EXPORT bool circuit_breaker_enabled(const char* breaker, int32_t magic); + +__END_DECLS + +#endif /* CIRCUIT_BREAKER_H_ */ diff --git a/src/modules/systemlib/cpuload.c b/src/modules/systemlib/cpuload.c index ccc516f39..7aa2f3a5f 100644 --- a/src/modules/systemlib/cpuload.c +++ b/src/modules/systemlib/cpuload.c @@ -67,7 +67,7 @@ __EXPORT void sched_note_switch(FAR struct tcb_s *pFromTcb, FAR struct tcb_s *pT __EXPORT struct system_load_s system_load; -extern FAR struct _TCB *sched_gettcb(pid_t pid); +extern FAR struct tcb_s *sched_gettcb(pid_t pid); void cpuload_initialize_once() { diff --git a/src/modules/systemlib/err.c b/src/modules/systemlib/err.c index 6c0e876d1..998b5ac7d 100644 --- a/src/modules/systemlib/err.c +++ b/src/modules/systemlib/err.c @@ -86,7 +86,7 @@ warnerr_core(int errcode, const char *fmt, va_list args) fprintf(stderr, "\n"); #elif CONFIG_ARCH_LOWPUTC lowsyslog("%s: ", getprogname()); - lowvyslog(fmt, args); + lowvsyslog(fmt, args); /* convenience as many parts of NuttX use negative errno */ if (errcode < 0) diff --git a/src/modules/systemlib/hx_stream.c b/src/modules/systemlib/hx_stream.c index 8e9c2bfcf..52ae77de5 100644 --- a/src/modules/systemlib/hx_stream.c +++ b/src/modules/systemlib/hx_stream.c @@ -63,7 +63,7 @@ struct hx_stream { /* TX state */ int fd; bool tx_error; - uint8_t *tx_buf; + const uint8_t *tx_buf; unsigned tx_resid; uint32_t tx_crc; enum { diff --git a/src/modules/systemlib/mixer/mixer.h b/src/modules/systemlib/mixer/mixer.h index 1c889a811..cdf60febc 100644 --- a/src/modules/systemlib/mixer/mixer.h +++ b/src/modules/systemlib/mixer/mixer.h @@ -231,6 +231,10 @@ protected: static const char * skipline(const char *buf, unsigned &buflen); private: + + /* do not allow to copy due to prt data members */ + Mixer(const Mixer&); + Mixer& operator=(const Mixer&); }; /** @@ -307,6 +311,10 @@ public: private: Mixer *_first; /**< linked list of mixers */ + + /* do not allow to copy due to pointer data members */ + MixerGroup(const MixerGroup&); + MixerGroup operator=(const MixerGroup&); }; /** @@ -424,6 +432,10 @@ private: mixer_scaler_s &scaler, uint8_t &control_group, uint8_t &control_index); + + /* do not allow to copy due to ptr data members */ + SimpleMixer(const SimpleMixer&); + SimpleMixer operator=(const SimpleMixer&); }; /** @@ -447,6 +459,7 @@ public: QUAD_WIDE, /**< quad in wide configuration */ HEX_X, /**< hex in X configuration */ HEX_PLUS, /**< hex in + configuration */ + HEX_COX, OCTA_X, OCTA_PLUS, OCTA_COX, @@ -516,11 +529,14 @@ private: float _roll_scale; float _pitch_scale; float _yaw_scale; - float _deadband; + float _idle_speed; unsigned _rotor_count; const Rotor *_rotors; + /* do not allow to copy due to ptr data members */ + MultirotorMixer(const MultirotorMixer&); + MultirotorMixer operator=(const MultirotorMixer&); }; #endif diff --git a/src/modules/systemlib/mixer/mixer_multirotor.cpp b/src/modules/systemlib/mixer/mixer_multirotor.cpp index bf77795d5..4b22a46d0 100644 --- a/src/modules/systemlib/mixer/mixer_multirotor.cpp +++ b/src/modules/systemlib/mixer/mixer_multirotor.cpp @@ -67,6 +67,11 @@ namespace { +float constrain(float val, float min, float max) +{ + return (val < min) ? min : ((val > max) ? max : val); +} + /* * These tables automatically generated by multi_tables - do not edit. */ @@ -110,6 +115,14 @@ const MultirotorMixer::Rotor _config_hex_plus[] = { { 0.866025, 0.500000, 1.00 }, { -0.866025, -0.500000, -1.00 }, }; +const MultirotorMixer::Rotor _config_hex_cox[] = { + { -0.866025, 0.500000, -1.00 }, + { -0.866025, 0.500000, 1.00 }, + { -0.000000, -1.000000, -1.00 }, + { -0.000000, -1.000000, 1.00 }, + { 0.866025, 0.500000, -1.00 }, + { 0.866025, 0.500000, 1.00 }, +}; const MultirotorMixer::Rotor _config_octa_x[] = { { -0.382683, 0.923880, -1.00 }, { 0.382683, -0.923880, -1.00 }, @@ -147,6 +160,7 @@ const MultirotorMixer::Rotor *_config_index[MultirotorMixer::MAX_GEOMETRY] = { &_config_quad_wide[0], &_config_hex_x[0], &_config_hex_plus[0], + &_config_hex_cox[0], &_config_octa_x[0], &_config_octa_plus[0], &_config_octa_cox[0], @@ -158,6 +172,7 @@ const unsigned _config_rotor_count[MultirotorMixer::MAX_GEOMETRY] = { 4, /* quad_wide */ 6, /* hex_x */ 6, /* hex_plus */ + 6, /* hex_cox */ 8, /* octa_x */ 8, /* octa_plus */ 8, /* octa_cox */ @@ -171,12 +186,12 @@ MultirotorMixer::MultirotorMixer(ControlCallback control_cb, float roll_scale, float pitch_scale, float yaw_scale, - float deadband) : + float idle_speed) : Mixer(control_cb, cb_handle), _roll_scale(roll_scale), _pitch_scale(pitch_scale), _yaw_scale(yaw_scale), - _deadband(-1.0f + deadband), /* shift to output range here to avoid runtime calculation */ + _idle_speed(-1.0f + idle_speed * 2.0f), /* shift to output range here to avoid runtime calculation */ _rotor_count(_config_rotor_count[geometry]), _rotors(_config_index[geometry]) { @@ -193,7 +208,6 @@ MultirotorMixer::from_text(Mixer::ControlCallback control_cb, uintptr_t cb_handl char geomname[8]; int s[4]; int used; - const char *end = buf + buflen; /* enforce that the mixer ends with space or a new line */ for (int i = buflen - 1; i >= 0; i--) { @@ -247,6 +261,9 @@ MultirotorMixer::from_text(Mixer::ControlCallback control_cb, uintptr_t cb_handl } else if (!strcmp(geomname, "6x")) { geometry = MultirotorMixer::HEX_X; + } else if (!strcmp(geomname, "6c")) { + geometry = MultirotorMixer::HEX_COX; + } else if (!strcmp(geomname, "8+")) { geometry = MultirotorMixer::OCTA_PLUS; @@ -276,67 +293,66 @@ MultirotorMixer::from_text(Mixer::ControlCallback control_cb, uintptr_t cb_handl unsigned MultirotorMixer::mix(float *outputs, unsigned space) { - float roll = get_control(0, 0) * _roll_scale; + float roll = constrain(get_control(0, 0) * _roll_scale, -1.0f, 1.0f); //lowsyslog("roll: %d, get_control0: %d, %d\n", (int)(roll), (int)(get_control(0, 0)), (int)(_roll_scale)); - float pitch = get_control(0, 1) * _pitch_scale; - float yaw = get_control(0, 2) * _yaw_scale; - float thrust = get_control(0, 3); + float pitch = constrain(get_control(0, 1) * _pitch_scale, -1.0f, 1.0f); + float yaw = constrain(get_control(0, 2) * _yaw_scale, -1.0f, 1.0f); + float thrust = constrain(get_control(0, 3), 0.0f, 1.0f); //lowsyslog("thrust: %d, get_control3: %d\n", (int)(thrust), (int)(get_control(0, 3))); - float max = 0.0f; - float fixup_scale; + float min_out = 0.0f; + float max_out = 0.0f; - /* use an output factor to prevent too strong control signals at low throttle */ - float min_thrust = 0.05f; - float max_thrust = 1.0f; - float startpoint_full_control = 0.40f; - float output_factor; + /* perform initial mix pass yielding unbounded outputs, ignore yaw */ + for (unsigned i = 0; i < _rotor_count; i++) { + float out = roll * _rotors[i].roll_scale + + pitch * _rotors[i].pitch_scale + + thrust; - /* keep roll, pitch and yaw control to 0 below min thrust */ - if (thrust <= min_thrust) { - output_factor = 0.0f; - /* linearly increase the output factor from 0 to 1 between min_thrust and startpoint_full_control */ + /* limit yaw if it causes outputs clipping */ + if (out >= 0.0f && out < -yaw * _rotors[i].yaw_scale) { + yaw = -out / _rotors[i].yaw_scale; + } - } else if (thrust < startpoint_full_control && thrust > min_thrust) { - output_factor = (thrust / max_thrust) / (startpoint_full_control - min_thrust); - /* and then stay at full control */ + /* calculate min and max output values */ + if (out < min_out) { + min_out = out; + } + if (out > max_out) { + max_out = out; + } - } else { - output_factor = max_thrust; + outputs[i] = out; } - roll *= output_factor; - pitch *= output_factor; - yaw *= output_factor; - - - /* perform initial mix pass yielding un-bounded outputs */ - for (unsigned i = 0; i < _rotor_count; i++) { - float tmp = roll * _rotors[i].roll_scale + - pitch * _rotors[i].pitch_scale + - yaw * _rotors[i].yaw_scale + - thrust; + /* scale down roll/pitch controls if some outputs are negative, don't add yaw, keep total thrust */ + if (min_out < 0.0f) { + float scale_in = thrust / (thrust - min_out); - if (tmp > max) - max = tmp; + /* mix again with adjusted controls */ + for (unsigned i = 0; i < _rotor_count; i++) { + outputs[i] = scale_in * (roll * _rotors[i].roll_scale + pitch * _rotors[i].pitch_scale) + thrust; + } - outputs[i] = tmp; + } else { + /* roll/pitch mixed without limiting, add yaw control */ + for (unsigned i = 0; i < _rotor_count; i++) { + outputs[i] += yaw * _rotors[i].yaw_scale; + } } - /* scale values into the -1.0 - 1.0 range */ - if (max > 1.0f) { - fixup_scale = 2.0f / max; + /* scale down all outputs if some outputs are too large, reduce total thrust */ + float scale_out; + if (max_out > 1.0f) { + scale_out = 1.0f / max_out; } else { - fixup_scale = 2.0f; + scale_out = 1.0f; } - for (unsigned i = 0; i < _rotor_count; i++) - outputs[i] = -1.0f + (outputs[i] * fixup_scale); - - /* ensure outputs are out of the deadband */ - for (unsigned i = 0; i < _rotor_count; i++) - if (outputs[i] < _deadband) - outputs[i] = _deadband; + /* scale outputs to range _idle_speed..1, and do final limiting */ + for (unsigned i = 0; i < _rotor_count; i++) { + outputs[i] = constrain(_idle_speed + (outputs[i] * (1.0f - _idle_speed) * scale_out), _idle_speed, 1.0f); + } return _rotor_count; } diff --git a/src/modules/systemlib/mixer/multi_tables b/src/modules/systemlib/mixer/multi_tables index 050bf2f47..b5698036e 100755 --- a/src/modules/systemlib/mixer/multi_tables +++ b/src/modules/systemlib/mixer/multi_tables @@ -52,6 +52,15 @@ set hex_plus { 120 CW } +set hex_cox { + 60 CW + 60 CCW + 180 CW + 180 CCW + -60 CW + -60 CCW +} + set octa_x { 22.5 CW -157.5 CW @@ -85,7 +94,7 @@ set octa_cox { -135 CW } -set tables {quad_x quad_plus quad_v quad_wide hex_x hex_plus octa_x octa_plus octa_cox} +set tables {quad_x quad_plus quad_v quad_wide hex_x hex_plus hex_cox octa_x octa_plus octa_cox} proc factors {a d} { puts [format "\t{ %9.6f, %9.6f, %5.2f }," [rcos [expr $a + 90]] [rcos $a] [expr -$d]]} @@ -104,13 +113,13 @@ foreach table $tables { puts "};" } -puts "const MultirotorMixer::Rotor *_config_index\[MultirotorMixer::Geometry::MAX_GEOMETRY\] = {" +puts "const MultirotorMixer::Rotor *_config_index\[MultirotorMixer::MAX_GEOMETRY\] = {" foreach table $tables { puts [format "\t&_config_%s\[0\]," $table] } puts "};" -puts "const unsigned _config_rotor_count\[MultirotorMixer::Geometry::MAX_GEOMETRY\] = {" +puts "const unsigned _config_rotor_count\[MultirotorMixer::MAX_GEOMETRY\] = {" foreach table $tables { upvar #0 $table angles puts [format "\t%u, /* %s */" [expr [llength $angles] / 2] $table] diff --git a/src/modules/systemlib/module.mk b/src/modules/systemlib/module.mk index 3953b757d..147903aa0 100644 --- a/src/modules/systemlib/module.mk +++ b/src/modules/systemlib/module.mk @@ -1,6 +1,6 @@ ############################################################################ # -# Copyright (C) 2012 PX4 Development Team. All rights reserved. +# Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions @@ -52,5 +52,6 @@ SRCS = err.c \ rc_check.c \ otp.c \ board_serial.c \ - pwm_limit/pwm_limit.c + pwm_limit/pwm_limit.c \ + circuit_breaker.c diff --git a/src/modules/systemlib/otp.c b/src/modules/systemlib/otp.c index 695574fdc..0548a9f7d 100644 --- a/src/modules/systemlib/otp.c +++ b/src/modules/systemlib/otp.c @@ -133,7 +133,7 @@ int lock_otp(void) // COMPLETE, BUSY, or other flash error? -int F_GetStatus(void) +static int F_GetStatus(void) { int fs = F_COMPLETE; diff --git a/src/modules/systemlib/otp.h b/src/modules/systemlib/otp.h index f10e129d8..273b064f0 100644 --- a/src/modules/systemlib/otp.h +++ b/src/modules/systemlib/otp.h @@ -125,7 +125,7 @@ struct otp_lock { #pragma pack(push, 1) union udid { uint32_t serial[3]; - char data[12]; + uint8_t data[12]; }; #pragma pack(pop) diff --git a/src/modules/systemlib/param/param.c b/src/modules/systemlib/param/param.c index 2d773fd25..e44e6cdb0 100644 --- a/src/modules/systemlib/param/param.c +++ b/src/modules/systemlib/param/param.c @@ -96,8 +96,6 @@ ORB_DEFINE(parameter_update, struct parameter_update_s); /** parameter update topic handle */ static orb_advert_t param_topic = -1; -static sem_t param_sem = { .semcount = 1 }; - /** lock the parameter store */ static void param_lock(void) @@ -521,73 +519,15 @@ param_save_default(void) return ERROR; } - if (res == OK) { - res = param_export(fd, false); + res = param_export(fd, false); - if (res != OK) { - warnx("failed to write parameters to file: %s", filename); - } + if (res != OK) { + warnx("failed to write parameters to file: %s", filename); } close(fd); return res; - -#if 0 - const char *filename_tmp = malloc(strlen(filename) + 5); - sprintf(filename_tmp, "%s.tmp", filename); - - /* delete temp file if exist */ - res = unlink(filename_tmp); - - if (res != OK && errno == ENOENT) - res = OK; - - if (res != OK) - warn("failed to delete temp file: %s", filename_tmp); - - if (res == OK) { - /* write parameters to temp file */ - fd = open(filename_tmp, O_WRONLY | O_CREAT | O_EXCL); - - if (fd < 0) { - warn("failed to open temp file: %s", filename_tmp); - res = ERROR; - } - - if (res == OK) { - res = param_export(fd, false); - - if (res != OK) - warnx("failed to write parameters to file: %s", filename_tmp); - } - - close(fd); - } - - if (res == OK) { - /* delete parameters file */ - res = unlink(filename); - - if (res != OK && errno == ENOENT) - res = OK; - - if (res != OK) - warn("failed to delete parameters file: %s", filename); - } - - if (res == OK) { - /* rename temp file to parameters */ - res = rename(filename_tmp, filename); - - if (res != OK) - warn("failed to rename %s to %s", filename_tmp, filename); - } - - free(filename_tmp); - - return res; -#endif } /** diff --git a/src/modules/systemlib/perf_counter.c b/src/modules/systemlib/perf_counter.c index b4ca0ed3e..d6d8284d2 100644 --- a/src/modules/systemlib/perf_counter.c +++ b/src/modules/systemlib/perf_counter.c @@ -282,12 +282,18 @@ perf_reset(perf_counter_t handle) void perf_print_counter(perf_counter_t handle) { + perf_print_counter_fd(0, handle); +} + +void +perf_print_counter_fd(int fd, perf_counter_t handle) +{ if (handle == NULL) return; switch (handle->type) { case PC_COUNT: - printf("%s: %llu events\n", + dprintf(fd, "%s: %llu events\n", handle->name, ((struct perf_ctr_count *)handle)->event_count); break; @@ -295,7 +301,7 @@ perf_print_counter(perf_counter_t handle) case PC_ELAPSED: { struct perf_ctr_elapsed *pce = (struct perf_ctr_elapsed *)handle; - printf("%s: %llu events, %lluus elapsed, %llu avg, min %lluus max %lluus\n", + dprintf(fd, "%s: %llu events, %lluus elapsed, %lluus avg, min %lluus max %lluus\n", handle->name, pce->event_count, pce->time_total, @@ -308,7 +314,7 @@ perf_print_counter(perf_counter_t handle) case PC_INTERVAL: { struct perf_ctr_interval *pci = (struct perf_ctr_interval *)handle; - printf("%s: %llu events, %llu avg, min %lluus max %lluus\n", + dprintf(fd, "%s: %llu events, %lluus avg, min %lluus max %lluus\n", handle->name, pci->event_count, (pci->time_last - pci->time_first) / pci->event_count, @@ -349,12 +355,12 @@ perf_event_count(perf_counter_t handle) } void -perf_print_all(void) +perf_print_all(int fd) { perf_counter_t handle = (perf_counter_t)sq_peek(&perf_counters); while (handle != NULL) { - perf_print_counter(handle); + perf_print_counter_fd(fd, handle); handle = (perf_counter_t)sq_next(&handle->link); } } diff --git a/src/modules/systemlib/perf_counter.h b/src/modules/systemlib/perf_counter.h index d8f69fdbf..668d9dfdf 100644 --- a/src/modules/systemlib/perf_counter.h +++ b/src/modules/systemlib/perf_counter.h @@ -75,7 +75,7 @@ __EXPORT extern void perf_free(perf_counter_t handle); /** * Count a performance event. * - * This call only affects counters that take single events; PC_COUNT etc. + * This call only affects counters that take single events; PC_COUNT, PC_INTERVAL etc. * * @param handle The handle returned from perf_alloc. */ @@ -121,16 +121,26 @@ __EXPORT extern void perf_cancel(perf_counter_t handle); __EXPORT extern void perf_reset(perf_counter_t handle); /** - * Print one performance counter. + * Print one performance counter to stdout * * @param handle The counter to print. */ __EXPORT extern void perf_print_counter(perf_counter_t handle); /** + * Print one performance counter to a fd. + * + * @param fd File descriptor to print to - e.g. 0 for stdout + * @param handle The counter to print. + */ +__EXPORT extern void perf_print_counter_fd(int fd, perf_counter_t handle); + +/** * Print all of the performance counters. + * + * @param fd File descriptor to print to - e.g. 0 for stdout */ -__EXPORT extern void perf_print_all(void); +__EXPORT extern void perf_print_all(int fd); /** * Reset all of the performance counters. diff --git a/src/modules/systemlib/pid/pid.c b/src/modules/systemlib/pid/pid.c index 6a4e9392a..45f218a5b 100644 --- a/src/modules/systemlib/pid/pid.c +++ b/src/modules/systemlib/pid/pid.c @@ -53,7 +53,7 @@ #define SIGMA 0.000001f -__EXPORT void pid_init(PID_t *pid, uint8_t mode, float dt_min) +__EXPORT void pid_init(PID_t *pid, pid_mode_t mode, float dt_min) { pid->mode = mode; pid->dt_min = dt_min; diff --git a/src/modules/systemlib/pwm_limit/pwm_limit.c b/src/modules/systemlib/pwm_limit/pwm_limit.c index 190b315f1..c733a53d7 100644 --- a/src/modules/systemlib/pwm_limit/pwm_limit.c +++ b/src/modules/systemlib/pwm_limit/pwm_limit.c @@ -97,7 +97,6 @@ void pwm_limit_calc(const bool armed, const unsigned num_channels, const uint16_ } unsigned progress; - uint16_t temp_pwm; /* then set effective_pwm based on state */ switch (limit->state) { @@ -136,12 +135,26 @@ void pwm_limit_calc(const bool armed, const unsigned num_channels, const uint16_ } effective_pwm[i] = output[i] * (max_pwm[i] - ramp_min_pwm)/2 + (max_pwm[i] + ramp_min_pwm)/2; + + /* last line of defense against invalid inputs */ + if (effective_pwm[i] < ramp_min_pwm) { + effective_pwm[i] = ramp_min_pwm; + } else if (effective_pwm[i] > max_pwm[i]) { + effective_pwm[i] = max_pwm[i]; + } } } break; case PWM_LIMIT_STATE_ON: for (unsigned i=0; i<num_channels; i++) { effective_pwm[i] = output[i] * (max_pwm[i] - min_pwm[i])/2 + (max_pwm[i] + min_pwm[i])/2; + + /* last line of defense against invalid inputs */ + if (effective_pwm[i] < min_pwm[i]) { + effective_pwm[i] = min_pwm[i]; + } else if (effective_pwm[i] > max_pwm[i]) { + effective_pwm[i] = max_pwm[i]; + } } break; default: diff --git a/src/modules/systemlib/rc_check.c b/src/modules/systemlib/rc_check.c index 21e15ec56..b35b333af 100644 --- a/src/modules/systemlib/rc_check.c +++ b/src/modules/systemlib/rc_check.c @@ -42,6 +42,7 @@ #include <stdio.h> #include <fcntl.h> +#include <systemlib/err.h> #include <systemlib/rc_check.h> #include <systemlib/param/param.h> #include <mavlink/mavlink_log.h> @@ -98,32 +99,32 @@ int rc_calibration_check(int mavlink_fd) { /* assert min..center..max ordering */ if (param_min < 500) { count++; - mavlink_log_critical(mavlink_fd, "ERR: RC_%d_MIN < 500", i+1); + mavlink_log_critical(mavlink_fd, "#audio ERR: RC_%d_MIN < 500", i+1); /* give system time to flush error message in case there are more */ usleep(100000); } if (param_max > 2500) { count++; - mavlink_log_critical(mavlink_fd, "ERR: RC_%d_MAX > 2500", i+1); + mavlink_log_critical(mavlink_fd, "#audio ERR: RC_%d_MAX > 2500", i+1); /* give system time to flush error message in case there are more */ usleep(100000); } if (param_trim < param_min) { count++; - mavlink_log_critical(mavlink_fd, "ERR: RC_%d_TRIM < MIN (%d/%d)", i+1, (int)param_trim, (int)param_min); + mavlink_log_critical(mavlink_fd, "#audio ERR: RC_%d_TRIM < MIN (%d/%d)", i+1, (int)param_trim, (int)param_min); /* give system time to flush error message in case there are more */ usleep(100000); } if (param_trim > param_max) { count++; - mavlink_log_critical(mavlink_fd, "ERR: RC_%d_TRIM > MAX (%d/%d)", i+1, (int)param_trim, (int)param_max); + mavlink_log_critical(mavlink_fd, "#audio ERR: RC_%d_TRIM > MAX (%d/%d)", i+1, (int)param_trim, (int)param_max); /* give system time to flush error message in case there are more */ usleep(100000); } /* assert deadzone is sane */ if (param_dz > 500) { - mavlink_log_critical(mavlink_fd, "ERR: RC_%d_DZ > 500", i+1); + mavlink_log_critical(mavlink_fd, "#audio ERR: RC_%d_DZ > 500", i+1); /* give system time to flush error message in case there are more */ usleep(100000); count++; @@ -139,8 +140,8 @@ int rc_calibration_check(int mavlink_fd) { /* sanity checks pass, enable channel */ if (count) { - mavlink_log_critical(mavlink_fd, "ERROR: %d config error(s) for RC channel %d.", count, (i + 1)); - warnx(mavlink_fd, "ERROR: %d config error(s) for RC channel %d.", count, (i + 1)); + mavlink_log_critical(mavlink_fd, "#audio ERROR: %d config error(s) for RC channel %d.", count, (i + 1)); + warnx("ERROR: %d config error(s) for RC channel %d.", count, (i + 1)); usleep(100000); } diff --git a/src/modules/systemlib/state_table.h b/src/modules/systemlib/state_table.h index f2709d29f..e6011fdef 100644 --- a/src/modules/systemlib/state_table.h +++ b/src/modules/systemlib/state_table.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * Copyright (C) 2013-2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -33,8 +33,9 @@ /** * @file state_table.h - * + * * Finite-State-Machine helper class for state table + * @author: Julian Oes <julian@oes.ch> */ #ifndef __SYSTEMLIB_STATE_TABLE_H @@ -48,22 +49,28 @@ public: Action action; unsigned nextState; }; - + StateTable(Tran const *table, unsigned nStates, unsigned nSignals) : myTable(table), myNsignals(nSignals), myNstates(nStates) {} - + #define NO_ACTION &StateTable::doNothing - #define ACTION(_target) static_cast<StateTable::Action>(_target) + #define ACTION(_target) StateTable::Action(_target) virtual ~StateTable() {} - + void dispatch(unsigned const sig) { - register Tran const *t = myTable + myState*myNsignals + sig; - (this->*(t->action))(); + /* get transition using state table */ + Tran const *t = myTable + myState*myNsignals + sig; + /* accept new state */ myState = t->nextState; + + /* */ + (this->*(t->action))(); + } + void doNothing() { + return; } - void doNothing() {} protected: unsigned myState; private: @@ -72,4 +79,4 @@ private: unsigned myNstates; }; -#endif
\ No newline at end of file +#endif diff --git a/src/modules/systemlib/systemlib.c b/src/modules/systemlib/systemlib.c index 57a751e1c..90d8dd77c 100644 --- a/src/modules/systemlib/systemlib.c +++ b/src/modules/systemlib/systemlib.c @@ -54,6 +54,9 @@ #include "systemlib.h" +// Didn't seem right to include up_internal.h, so direct extern instead. +extern void up_systemreset(void) noreturn_function; + void systemreset(bool to_bootloader) { @@ -64,6 +67,9 @@ systemreset(bool to_bootloader) *(uint32_t *)0x40002850 = 0xb007b007; } up_systemreset(); + + /* lock up here */ + while(true); } static void kill_task(FAR struct tcb_s *tcb, FAR void *arg); diff --git a/src/modules/uORB/Publication.cpp b/src/modules/uORB/Publication.cpp index 5a5981617..cd0b30dd6 100644 --- a/src/modules/uORB/Publication.cpp +++ b/src/modules/uORB/Publication.cpp @@ -47,6 +47,7 @@ #include "topics/vehicle_rates_setpoint.h" #include "topics/actuator_outputs.h" #include "topics/encoders.h" +#include "topics/tecs_status.h" namespace uORB { @@ -76,5 +77,6 @@ template class __EXPORT Publication<vehicle_attitude_setpoint_s>; template class __EXPORT Publication<vehicle_rates_setpoint_s>; template class __EXPORT Publication<actuator_outputs_s>; template class __EXPORT Publication<encoders_s>; +template class __EXPORT Publication<tecs_status_s>; } diff --git a/src/modules/uORB/Subscription.cpp b/src/modules/uORB/Subscription.cpp index c1d1a938f..44b6debc7 100644 --- a/src/modules/uORB/Subscription.cpp +++ b/src/modules/uORB/Subscription.cpp @@ -40,6 +40,7 @@ #include "topics/parameter_update.h" #include "topics/actuator_controls.h" #include "topics/vehicle_gps_position.h" +#include "topics/satellite_info.h" #include "topics/sensor_combined.h" #include "topics/vehicle_attitude.h" #include "topics/vehicle_global_position.h" @@ -88,6 +89,7 @@ T Subscription<T>::getData() { template class __EXPORT Subscription<parameter_update_s>; template class __EXPORT Subscription<actuator_controls_s>; template class __EXPORT Subscription<vehicle_gps_position_s>; +template class __EXPORT Subscription<satellite_info_s>; template class __EXPORT Subscription<sensor_combined_s>; template class __EXPORT Subscription<vehicle_attitude_s>; template class __EXPORT Subscription<vehicle_global_position_s>; diff --git a/src/modules/uORB/objects_common.cpp b/src/modules/uORB/objects_common.cpp index 90675bb2e..08c3ce1ac 100644 --- a/src/modules/uORB/objects_common.cpp +++ b/src/modules/uORB/objects_common.cpp @@ -46,16 +46,23 @@ #include <drivers/drv_orb_dev.h> #include <drivers/drv_mag.h> -ORB_DEFINE(sensor_mag, struct mag_report); +ORB_DEFINE(sensor_mag0, struct mag_report); +ORB_DEFINE(sensor_mag1, struct mag_report); +ORB_DEFINE(sensor_mag2, struct mag_report); #include <drivers/drv_accel.h> -ORB_DEFINE(sensor_accel, struct accel_report); +ORB_DEFINE(sensor_accel0, struct accel_report); +ORB_DEFINE(sensor_accel1, struct accel_report); +ORB_DEFINE(sensor_accel2, struct accel_report); #include <drivers/drv_gyro.h> -ORB_DEFINE(sensor_gyro, struct gyro_report); +ORB_DEFINE(sensor_gyro0, struct gyro_report); +ORB_DEFINE(sensor_gyro1, struct gyro_report); +ORB_DEFINE(sensor_gyro2, struct gyro_report); #include <drivers/drv_baro.h> -ORB_DEFINE(sensor_baro, struct baro_report); +ORB_DEFINE(sensor_baro0, struct baro_report); +ORB_DEFINE(sensor_baro1, struct baro_report); #include <drivers/drv_range_finder.h> ORB_DEFINE(sensor_range_finder, struct range_finder_report); @@ -75,6 +82,9 @@ ORB_DEFINE(sensor_combined, struct sensor_combined_s); #include "topics/vehicle_gps_position.h" ORB_DEFINE(vehicle_gps_position, struct vehicle_gps_position_s); +#include "topics/satellite_info.h" +ORB_DEFINE(satellite_info, struct satellite_info_s); + #include "topics/home_position.h" ORB_DEFINE(home_position, struct home_position_s); @@ -183,7 +193,10 @@ ORB_DEFINE(actuator_outputs_2, struct actuator_outputs_s); ORB_DEFINE(actuator_outputs_3, struct actuator_outputs_s); #include "topics/telemetry_status.h" -ORB_DEFINE(telemetry_status, struct telemetry_status_s); +ORB_DEFINE(telemetry_status_0, struct telemetry_status_s); +ORB_DEFINE(telemetry_status_1, struct telemetry_status_s); +ORB_DEFINE(telemetry_status_2, struct telemetry_status_s); +ORB_DEFINE(telemetry_status_3, struct telemetry_status_s); #include "topics/debug_key_value.h" ORB_DEFINE(debug_key_value, struct debug_key_value_s); @@ -199,3 +212,12 @@ ORB_DEFINE(encoders, struct encoders_s); #include "topics/estimator_status.h" ORB_DEFINE(estimator_status, struct estimator_status_report); + +#include "topics/vehicle_force_setpoint.h" +ORB_DEFINE(vehicle_force_setpoint, struct vehicle_force_setpoint_s); + +#include "topics/tecs_status.h" +ORB_DEFINE(tecs_status, struct tecs_status_s); + +#include "topics/wind_estimate.h" +ORB_DEFINE(wind_estimate, struct wind_estimate_s); diff --git a/src/modules/uORB/topics/actuator_armed.h b/src/modules/uORB/topics/actuator_armed.h index 6e944ffee..0f6c9aca1 100644 --- a/src/modules/uORB/topics/actuator_armed.h +++ b/src/modules/uORB/topics/actuator_armed.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 PX4 Development Team. All rights reserved. + * Copyright (c) 2013 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -44,15 +44,26 @@ #include <stdint.h> #include "../uORB.h" +/** + * @addtogroup topics + * @{ + */ + /** global 'actuator output is live' control. */ struct actuator_armed_s { - uint64_t timestamp; - bool armed; /**< Set to true if system is armed */ - bool ready_to_arm; /**< Set to true if system is ready to be armed */ - bool lockdown; /**< Set to true if actuators are forced to being disabled (due to emergency or HIL) */ + uint64_t timestamp; /**< Microseconds since system boot */ + bool armed; /**< Set to true if system is armed */ + bool ready_to_arm; /**< Set to true if system is ready to be armed */ + bool lockdown; /**< Set to true if actuators are forced to being disabled (due to emergency or HIL) */ + bool force_failsafe; /**< Set to true if the actuators are forced to the failsafe position */ }; +/** + * @} + */ + +/* register this as object request broker structure */ ORB_DECLARE(actuator_armed); -#endif
\ No newline at end of file +#endif diff --git a/src/modules/uORB/topics/differential_pressure.h b/src/modules/uORB/topics/differential_pressure.h index 01e14cda9..cd48d3cb2 100644 --- a/src/modules/uORB/topics/differential_pressure.h +++ b/src/modules/uORB/topics/differential_pressure.h @@ -58,7 +58,6 @@ struct differential_pressure_s { float differential_pressure_raw_pa; /**< Raw differential pressure reading (may be negative) */ float differential_pressure_filtered_pa; /**< Low pass filtered differential pressure reading */ float max_differential_pressure_pa; /**< Maximum differential pressure reading */ - float voltage; /**< Voltage from analog airspeed sensors (voltage divider already compensated) */ float temperature; /**< Temperature provided by sensor, -1000.0f if unknown */ }; diff --git a/src/modules/uORB/topics/estimator_status.h b/src/modules/uORB/topics/estimator_status.h index 5530cdb21..7f26b505b 100644 --- a/src/modules/uORB/topics/estimator_status.h +++ b/src/modules/uORB/topics/estimator_status.h @@ -64,9 +64,9 @@ struct estimator_status_report { uint64_t timestamp; /**< Timestamp in microseconds since boot */ float states[32]; /**< Internal filter states */ float n_states; /**< Number of states effectively used */ - bool states_nan; /**< If set to true, one of the states is NaN */ - bool covariance_nan; /**< If set to true, the covariance matrix went NaN */ - bool kalman_gain_nan; /**< If set to true, the Kalman gain matrix went NaN */ + uint8_t nan_flags; /**< Bitmask to indicate NaN states */ + uint8_t health_flags; /**< Bitmask to indicate sensor health states (vel, pos, hgt) */ + uint8_t timeout_flags; /**< Bitmask to indicate timeout flags (vel, pos, hgt) */ }; diff --git a/src/modules/uORB/topics/home_position.h b/src/modules/uORB/topics/home_position.h index 08d11abae..70071130d 100644 --- a/src/modules/uORB/topics/home_position.h +++ b/src/modules/uORB/topics/home_position.h @@ -59,10 +59,13 @@ struct home_position_s { uint64_t timestamp; /**< Timestamp (microseconds since system boot) */ - //bool altitude_is_relative; // TODO what means home relative altitude? we need clear definition of reference altitude then double lat; /**< Latitude in degrees */ double lon; /**< Longitude in degrees */ float alt; /**< Altitude in meters */ + + float x; /**< X coordinate in meters */ + float y; /**< Y coordinate in meters */ + float z; /**< Z coordinate in meters */ }; /** diff --git a/src/modules/uORB/topics/manual_control_setpoint.h b/src/modules/uORB/topics/manual_control_setpoint.h index a23d89cd2..dde237adc 100644 --- a/src/modules/uORB/topics/manual_control_setpoint.h +++ b/src/modules/uORB/topics/manual_control_setpoint.h @@ -64,22 +64,41 @@ struct manual_control_setpoint_s { /** * Any of the channels may not be available and be set to NaN * to indicate that it does not contain valid data. + * The variable names follow the definition of the + * MANUAL_CONTROL mavlink message. + * The default range is from -1 to 1 (mavlink message -1000 to 1000) + * The range for the z variable is defined from 0 to 1. (The z field of + * the MANUAL_CONTROL mavlink message is defined from -1000 to 1000) */ - float roll; /**< ailerons roll / roll rate input, -1..1 */ - float pitch; /**< elevator / pitch / pitch rate, -1..1 */ - float yaw; /**< rudder / yaw rate / yaw, -1..1 */ - float throttle; /**< throttle / collective thrust / altitude, 0..1 */ + float x; /**< stick position in x direction -1..1 + in general corresponds to forward/back motion or pitch of vehicle, + in general a positive value means forward or negative pitch and + a negative value means backward or positive pitch */ + float y; /**< stick position in y direction -1..1 + in general corresponds to right/left motion or roll of vehicle, + in general a positive value means right or positive roll and + a negative value means left or negative roll */ + float z; /**< throttle stick position 0..1 + in general corresponds to up/down motion or thrust of vehicle, + in general the value corresponds to the demanded throttle by the user, + if the input is used for setting the setpoint of a vertical position + controller any value > 0.5 means up and any value < 0.5 means down */ + float r; /**< yaw stick/twist positon, -1..1 + in general corresponds to the righthand rotation around the vertical + (downwards) axis of the vehicle */ float flaps; /**< flap position */ - float aux1; /**< default function: camera yaw / azimuth */ - float aux2; /**< default function: camera pitch / tilt */ - float aux3; /**< default function: camera trigger */ - float aux4; /**< default function: camera roll */ - float aux5; /**< default function: payload drop */ + float aux1; /**< default function: camera yaw / azimuth */ + float aux2; /**< default function: camera pitch / tilt */ + float aux3; /**< default function: camera trigger */ + float aux4; /**< default function: camera roll */ + float aux5; /**< default function: payload drop */ - switch_pos_t mode_switch; /**< mode 3 position switch (mandatory): manual, assisted, auto */ - switch_pos_t return_switch; /**< land 2 position switch (mandatory): land, no effect */ - switch_pos_t assisted_switch; /**< assisted 2 position switch (optional): seatbelt, simple */ - switch_pos_t loiter_switch; /**< mission 2 position switch (optional): mission, loiter */ + switch_pos_t mode_switch; /**< main mode 3 position switch (mandatory): _MANUAL_, ASSIST, AUTO */ + switch_pos_t return_switch; /**< return to launch 2 position switch (mandatory): _NORMAL_, RTL */ + switch_pos_t posctl_switch; /**< position control 2 position switch (optional): _ALTCTL_, POSCTL */ + switch_pos_t loiter_switch; /**< loiter 2 position switch (optional): _MISSION_, LOITER */ + switch_pos_t acro_switch; /**< acro 2 position switch (optional): _MANUAL_, ACRO */ + switch_pos_t offboard_switch; /**< offboard 2 position switch (optional): _NORMAL_, OFFBOARD */ }; /**< manual control inputs */ /** diff --git a/src/modules/uORB/topics/mission.h b/src/modules/uORB/topics/mission.h index ef4bc1def..e4b72f87c 100644 --- a/src/modules/uORB/topics/mission.h +++ b/src/modules/uORB/topics/mission.h @@ -1,9 +1,6 @@ /**************************************************************************** * * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: @author Thomas Gubler <thomasgubler@student.ethz.ch> - * @author Julian Oes <joes@student.ethz.ch> - * @author Lorenz Meier <lm@inf.ethz.ch> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -37,6 +34,9 @@ /** * @file mission.h * Definition of a mission consisting of mission items. + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <joes@student.ethz.ch> + * @author Lorenz Meier <lm@inf.ethz.ch> */ #ifndef TOPIC_MISSION_H_ @@ -50,6 +50,7 @@ /* compatible to mavlink MAV_CMD */ enum NAV_CMD { + NAV_CMD_IDLE=0, NAV_CMD_WAYPOINT=16, NAV_CMD_LOITER_UNLIMITED=17, NAV_CMD_LOITER_TURN_COUNT=18, @@ -58,7 +59,8 @@ enum NAV_CMD { NAV_CMD_LAND=21, NAV_CMD_TAKEOFF=22, NAV_CMD_ROI=80, - NAV_CMD_PATHPLANNING=81 + NAV_CMD_PATHPLANNING=81, + NAV_CMD_DO_JUMP=177 }; enum ORIGIN { @@ -91,13 +93,20 @@ struct mission_item_s { float pitch_min; /**< minimal pitch angle for fixed wing takeoff waypoints */ bool autocontinue; /**< true if next waypoint should follow after this one */ enum ORIGIN origin; /**< where the waypoint has been generated */ + int do_jump_mission_index; /**< index where the do jump will go to */ + unsigned do_jump_repeat_count; /**< how many times do jump needs to be done */ + unsigned do_jump_current_count; /**< count how many times the jump has been done */ }; +/** + * This topic used to notify navigator about mission changes, mission itself and new mission state + * must be stored in dataman before publication. + */ struct mission_s { - int dataman_id; /**< default -1, there are two offboard storage places in the dataman: 0 or 1 */ - unsigned count; /**< count of the missions stored in the datamanager */ - int current_index; /**< default -1, start at the one changed latest */ + int dataman_id; /**< default 0, there are two offboard storage places in the dataman: 0 or 1 */ + unsigned count; /**< count of the missions stored in the dataman */ + int current_seq; /**< default -1, start at the one changed latest */ }; /** diff --git a/src/modules/uORB/topics/mission_result.h b/src/modules/uORB/topics/mission_result.h index 7c3921198..beb797e62 100644 --- a/src/modules/uORB/topics/mission_result.h +++ b/src/modules/uORB/topics/mission_result.h @@ -53,9 +53,10 @@ struct mission_result_s { - bool mission_reached; /**< true if mission has been reached */ - unsigned mission_index_reached; /**< index of the mission which has been reached */ - unsigned index_current_mission; /**< index of the current mission */ + unsigned seq_reached; /**< Sequence of the mission item which has been reached */ + unsigned seq_current; /**< Sequence of the current mission item */ + bool reached; /**< true if mission has been reached */ + bool finished; /**< true if mission has been completed */ }; /** diff --git a/src/modules/uORB/topics/offboard_control_setpoint.h b/src/modules/uORB/topics/offboard_control_setpoint.h index 68d3e494b..d7b131e3c 100644 --- a/src/modules/uORB/topics/offboard_control_setpoint.h +++ b/src/modules/uORB/topics/offboard_control_setpoint.h @@ -69,7 +69,7 @@ struct offboard_control_setpoint_s { uint64_t timestamp; enum OFFBOARD_CONTROL_MODE mode; /**< The current control inputs mode */ - bool armed; /**< Armed flag set, yes / no */ + float p1; /**< ailerons roll / roll rate input */ float p2; /**< elevator / pitch / pitch rate */ float p3; /**< rudder / yaw rate / yaw */ diff --git a/src/modules/uORB/topics/position_setpoint_triplet.h b/src/modules/uORB/topics/position_setpoint_triplet.h index 34aaa30dd..4a1932180 100644 --- a/src/modules/uORB/topics/position_setpoint_triplet.h +++ b/src/modules/uORB/topics/position_setpoint_triplet.h @@ -1,9 +1,6 @@ /**************************************************************************** * * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: @author Thomas Gubler <thomasgubler@student.ethz.ch> - * @author Julian Oes <joes@student.ethz.ch> - * @author Lorenz Meier <lm@inf.ethz.ch> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -37,6 +34,10 @@ /** * @file mission_item_triplet.h * Definition of the global WGS84 position setpoint uORB topic. + * + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <joes@student.ethz.ch> + * @author Lorenz Meier <lm@inf.ethz.ch> */ #ifndef TOPIC_MISSION_ITEM_TRIPLET_H_ @@ -45,7 +46,6 @@ #include <stdint.h> #include <stdbool.h> #include "../uORB.h" -#include <navigator/navigator_state.h> /** * @addtogroup topics @@ -54,21 +54,32 @@ enum SETPOINT_TYPE { - SETPOINT_TYPE_NORMAL = 0, /**< normal setpoint */ - SETPOINT_TYPE_LOITER, /**< loiter setpoint */ - SETPOINT_TYPE_TAKEOFF, /**< takeoff setpoint */ - SETPOINT_TYPE_LAND, /**< land setpoint, altitude must be ignored, vehicle must descend until landing */ - SETPOINT_TYPE_IDLE, /**< do nothing, switch off motors or keep at idle speed (MC) */ + SETPOINT_TYPE_POSITION = 0, /**< position setpoint */ + SETPOINT_TYPE_VELOCITY, /**< velocity setpoint */ + SETPOINT_TYPE_LOITER, /**< loiter setpoint */ + SETPOINT_TYPE_TAKEOFF, /**< takeoff setpoint */ + SETPOINT_TYPE_LAND, /**< land setpoint, altitude must be ignored, descend until landing */ + SETPOINT_TYPE_IDLE, /**< do nothing, switch off motors or keep at idle speed (MC) */ + SETPOINT_TYPE_OFFBOARD, /**< setpoint set by offboard */ }; struct position_setpoint_s { bool valid; /**< true if setpoint is valid */ enum SETPOINT_TYPE type; /**< setpoint type to adjust behavior of position controller */ + float x; /**< local position setpoint in m in NED */ + float y; /**< local position setpoint in m in NED */ + float z; /**< local position setpoint in m in NED */ + bool position_valid; /**< true if local position setpoint valid */ + float vx; /**< local velocity setpoint in m in NED */ + float vy; /**< local velocity setpoint in m in NED */ + float vz; /**< local velocity setpoint in m in NED */ + bool velocity_valid; /**< true if local velocity setpoint valid */ double lat; /**< latitude, in deg */ double lon; /**< longitude, in deg */ float alt; /**< altitude AMSL, in m */ float yaw; /**< yaw (only for multirotors), in rad [-PI..PI), NaN = hold current yaw */ + float yawspeed; /**< yawspeed (only for multirotors, in rad/s) */ float loiter_radius; /**< loiter radius (only for fixed wing), in m */ int8_t loiter_direction; /**< loiter direction: 1 = CW, -1 = CCW */ float pitch_min; /**< minimal pitch angle for fixed wing takeoff waypoints */ @@ -85,7 +96,7 @@ struct position_setpoint_triplet_s struct position_setpoint_s current; struct position_setpoint_s next; - nav_state_t nav_state; /**< navigation state */ + unsigned nav_state; /**< report the navigation state */ }; /** diff --git a/src/modules/uORB/topics/rc_channels.h b/src/modules/uORB/topics/rc_channels.h index c168b2fac..8978de471 100644 --- a/src/modules/uORB/topics/rc_channels.h +++ b/src/modules/uORB/topics/rc_channels.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. + * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -43,58 +43,43 @@ #include "../uORB.h" /** - * The number of RC channel inputs supported. - * Current (Q4/2013) radios support up to 18 channels, - * leaving at a sane value of 15. - * This number can be greater then number of RC channels, - * because single RC channel can be mapped to multiple - * functions, e.g. for various mode switches. - */ -#define RC_CHANNELS_MAPPED_MAX 15 - -/** * This defines the mapping of the RC functions. * The value assigned to the specific function corresponds to the entry of - * the channel array chan[]. + * the channel array channels[]. */ enum RC_CHANNELS_FUNCTION { THROTTLE = 0, - ROLL = 1, - PITCH = 2, - YAW = 3, - MODE = 4, - RETURN = 5, - ASSISTED = 6, - LOITER = 7, - OFFBOARD_MODE = 8, - FLAPS = 9, - AUX_1 = 10, - AUX_2 = 11, - AUX_3 = 12, - AUX_4 = 13, - AUX_5 = 14, - RC_CHANNELS_FUNCTION_MAX /**< indicates the number of functions. There can be more functions than RC channels. */ + ROLL, + PITCH, + YAW, + MODE, + RETURN, + POSCTL, + LOITER, + OFFBOARD, + ACRO, + FLAPS, + AUX_1, + AUX_2, + AUX_3, + AUX_4, + AUX_5, + RC_CHANNELS_FUNCTION_MAX /**< Indicates the number of functions. There can be more functions than RC channels. */ }; /** * @addtogroup topics * @{ */ - struct rc_channels_s { - - uint64_t timestamp; /**< In microseconds since boot time. */ - uint64_t timestamp_last_valid; /**< timestamp of last valid RC signal. */ - struct { - float scaled; /**< Scaled to -1..1 (throttle: 0..1) */ - } chan[RC_CHANNELS_MAPPED_MAX]; - uint8_t chan_count; /**< number of valid channels */ - - /*String array to store the names of the functions*/ - char function_name[RC_CHANNELS_FUNCTION_MAX][20]; - int8_t function[RC_CHANNELS_FUNCTION_MAX]; - uint8_t rssi; /**< Overall receive signal strength */ - bool signal_lost; /**< control signal lost, should be checked together with topic timeout */ + uint64_t timestamp; /**< Timestamp in microseconds since boot time */ + uint64_t timestamp_last_valid; /**< Timestamp of last valid RC signal */ + float channels[RC_CHANNELS_FUNCTION_MAX]; /**< Scaled to -1..1 (throttle: 0..1) */ + uint8_t channel_count; /**< Number of valid channels */ + char function_name[RC_CHANNELS_FUNCTION_MAX][20]; /**< String array to store the names of the functions */ + int8_t function[RC_CHANNELS_FUNCTION_MAX]; /**< Functions mapping */ + uint8_t rssi; /**< Receive signal strength index */ + bool signal_lost; /**< Control signal lost, should be checked together with topic timeout */ }; /**< radio control channels. */ /** diff --git a/src/modules/uORB/topics/satellite_info.h b/src/modules/uORB/topics/satellite_info.h new file mode 100644 index 000000000..37c2faa96 --- /dev/null +++ b/src/modules/uORB/topics/satellite_info.h @@ -0,0 +1,89 @@ +/**************************************************************************** + * + * Copyright (C) 2014 PX4 Development Team. All rights reserved. + * Author: @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <joes@student.ethz.ch> + * @author Lorenz Meier <lm@inf.ethz.ch> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file satellite_info.h + * Definition of the GNSS satellite info uORB topic. + */ + +#ifndef TOPIC_SAT_INFO_H_ +#define TOPIC_SAT_INFO_H_ + +#include <stdint.h> +#include "../uORB.h" + +/** + * @addtogroup topics + * @{ + */ + +/** + * GNSS Satellite Info. + */ + +#define SAT_INFO_MAX_SATELLITES 20 + +struct satellite_info_s { + uint64_t timestamp; /**< Timestamp of satellite info */ + uint8_t count; /**< Number of satellites in satellite info */ + uint8_t svid[SAT_INFO_MAX_SATELLITES]; /**< Space vehicle ID [1..255], see scheme below */ + uint8_t used[SAT_INFO_MAX_SATELLITES]; /**< 0: Satellite not used, 1: used for navigation */ + uint8_t elevation[SAT_INFO_MAX_SATELLITES]; /**< Elevation (0: right on top of receiver, 90: on the horizon) of satellite */ + uint8_t azimuth[SAT_INFO_MAX_SATELLITES]; /**< Direction of satellite, 0: 0 deg, 255: 360 deg. */ + uint8_t snr[SAT_INFO_MAX_SATELLITES]; /**< dBHz, Signal to noise ratio of satellite C/N0, range 0..99, zero when not tracking this satellite. */ +}; + +/** + * NAV_SVINFO space vehicle ID (svid) scheme according to u-blox protocol specs + * u-bloxM8-V15_ReceiverDescriptionProtocolSpec_Public_(UBX-13003221).pdf + * + * GPS 1-32 + * SBAS 120-158 + * Galileo 211-246 + * BeiDou 159-163, 33-64 + * QZSS 193-197 + * GLONASS 65-96, 255 + * + */ + +/** + * @} + */ + +/* register this as object request broker structure */ +ORB_DECLARE(satellite_info); + +#endif diff --git a/src/modules/uORB/topics/sensor_combined.h b/src/modules/uORB/topics/sensor_combined.h index fa3367de9..06dfcdab3 100644 --- a/src/modules/uORB/topics/sensor_combined.h +++ b/src/modules/uORB/topics/sensor_combined.h @@ -95,6 +95,30 @@ struct sensor_combined_s { float magnetometer_cuttoff_freq_hz; /**< Internal analog low pass frequency of sensor */ uint64_t magnetometer_timestamp; /**< Magnetometer timestamp */ + int16_t gyro1_raw[3]; /**< Raw sensor values of angular velocity */ + float gyro1_rad_s[3]; /**< Angular velocity in radian per seconds */ + uint64_t gyro1_timestamp; /**< Gyro timestamp */ + + int16_t accelerometer1_raw[3]; /**< Raw acceleration in NED body frame */ + float accelerometer1_m_s2[3]; /**< Acceleration in NED body frame, in m/s^2 */ + uint64_t accelerometer1_timestamp; /**< Accelerometer timestamp */ + + int16_t magnetometer1_raw[3]; /**< Raw magnetic field in NED body frame */ + float magnetometer1_ga[3]; /**< Magnetic field in NED body frame, in Gauss */ + uint64_t magnetometer1_timestamp; /**< Magnetometer timestamp */ + + int16_t gyro2_raw[3]; /**< Raw sensor values of angular velocity */ + float gyro2_rad_s[3]; /**< Angular velocity in radian per seconds */ + uint64_t gyro2_timestamp; /**< Gyro timestamp */ + + int16_t accelerometer2_raw[3]; /**< Raw acceleration in NED body frame */ + float accelerometer2_m_s2[3]; /**< Acceleration in NED body frame, in m/s^2 */ + uint64_t accelerometer2_timestamp; /**< Accelerometer timestamp */ + + int16_t magnetometer2_raw[3]; /**< Raw magnetic field in NED body frame */ + float magnetometer2_ga[3]; /**< Magnetic field in NED body frame, in Gauss */ + uint64_t magnetometer2_timestamp; /**< Magnetometer timestamp */ + float baro_pres_mbar; /**< Barometric pressure, already temp. comp. */ float baro_alt_meter; /**< Altitude, already temp. comp. */ float baro_temp_celcius; /**< Temperature in degrees celsius */ diff --git a/src/modules/uORB/topics/tecs_status.h b/src/modules/uORB/topics/tecs_status.h new file mode 100644 index 000000000..33055018c --- /dev/null +++ b/src/modules/uORB/topics/tecs_status.h @@ -0,0 +1,94 @@ +/**************************************************************************** + * + * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file vehicle_global_position.h + * Definition of the global fused WGS84 position uORB topic. + * + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + */ + +#ifndef TECS_STATUS_T_H_ +#define TECS_STATUS_T_H_ + +#include <stdint.h> +#include <stdbool.h> +#include "../uORB.h" + +/** + * @addtogroup topics + * @{ + */ + +typedef enum { + TECS_MODE_NORMAL, + TECS_MODE_UNDERSPEED, + TECS_MODE_TAKEOFF, + TECS_MODE_LAND, + TECS_MODE_LAND_THROTTLELIM +} tecs_mode; + + /** + * Internal values of the (m)TECS fixed wing speed alnd altitude control system + */ +struct tecs_status_s { + uint64_t timestamp; /**< timestamp, in microseconds since system start */ + + float altitudeSp; + float altitude; + float altitudeFiltered; + float flightPathAngleSp; + float flightPathAngle; + float flightPathAngleFiltered; + float airspeedSp; + float airspeed; + float airspeedFiltered; + float airspeedDerivativeSp; + float airspeedDerivative; + + float totalEnergyRateSp; + float totalEnergyRate; + float energyDistributionRateSp; + float energyDistributionRate; + + tecs_mode mode; +}; + +/** + * @} + */ + +/* register this as object request broker structure */ +ORB_DECLARE(tecs_status); + +#endif diff --git a/src/modules/uORB/topics/telemetry_status.h b/src/modules/uORB/topics/telemetry_status.h index 76693c46e..1297c1a9d 100644 --- a/src/modules/uORB/topics/telemetry_status.h +++ b/src/modules/uORB/topics/telemetry_status.h @@ -57,6 +57,8 @@ enum TELEMETRY_STATUS_RADIO_TYPE { struct telemetry_status_s { uint64_t timestamp; + uint64_t heartbeat_time; /**< Time of last received heartbeat from remote system */ + uint64_t telem_time; /**< Time of last received telemetry status packet, 0 for none */ enum TELEMETRY_STATUS_RADIO_TYPE type; /**< type of the radio hardware */ uint8_t rssi; /**< local signal strength */ uint8_t remote_rssi; /**< remote signal strength */ @@ -71,6 +73,28 @@ struct telemetry_status_s { * @} */ -ORB_DECLARE(telemetry_status); +ORB_DECLARE(telemetry_status_0); +ORB_DECLARE(telemetry_status_1); +ORB_DECLARE(telemetry_status_2); +ORB_DECLARE(telemetry_status_3); + +#define TELEMETRY_STATUS_ORB_ID_NUM 4 + +static const struct orb_metadata *telemetry_status_orb_id[TELEMETRY_STATUS_ORB_ID_NUM] = { + ORB_ID(telemetry_status_0), + ORB_ID(telemetry_status_1), + ORB_ID(telemetry_status_2), + ORB_ID(telemetry_status_3), +}; + +// This is a hack to quiet an unused-variable warning for when telemetry_status.h is +// included but telemetry_status_orb_id is not referenced. The inline works if you +// choose to use it, but you can continue to just directly index into the array as well. +// If you don't use the inline this ends up being a no-op with no additional code emitted. +extern inline const struct orb_metadata *telemetry_status_orb_id_lookup(size_t index); +extern inline const struct orb_metadata *telemetry_status_orb_id_lookup(size_t index) +{ + return telemetry_status_orb_id[index]; +} #endif /* TOPIC_TELEMETRY_STATUS_H */ diff --git a/src/modules/uORB/topics/vehicle_attitude_setpoint.h b/src/modules/uORB/topics/vehicle_attitude_setpoint.h index d526a8ff2..8446e9c6e 100644 --- a/src/modules/uORB/topics/vehicle_attitude_setpoint.h +++ b/src/modules/uORB/topics/vehicle_attitude_setpoint.h @@ -72,6 +72,8 @@ struct vehicle_attitude_setpoint_s { float thrust; /**< Thrust in Newton the power system should generate */ bool roll_reset_integral; /**< Reset roll integral part (navigation logic change) */ + bool pitch_reset_integral; /**< Reset pitch integral part (navigation logic change) */ + bool yaw_reset_integral; /**< Reset yaw integral part (navigation logic change) */ }; diff --git a/src/modules/uORB/topics/vehicle_command.h b/src/modules/uORB/topics/vehicle_command.h index c21a29b13..7db33d98b 100644 --- a/src/modules/uORB/topics/vehicle_command.h +++ b/src/modules/uORB/topics/vehicle_command.h @@ -76,6 +76,7 @@ enum VEHICLE_CMD { VEHICLE_CMD_DO_REPEAT_RELAY = 182, /* Cycle a relay on and off for a desired number of cyles with a desired period. |Relay number| Cycle count| Cycle time (seconds, decimal)| Empty| Empty| Empty| Empty| */ VEHICLE_CMD_DO_SET_SERVO = 183, /* Set a servo to a desired PWM value. |Servo number| PWM (microseconds, 1000 to 2000 typical)| Empty| Empty| Empty| Empty| Empty| */ VEHICLE_CMD_DO_REPEAT_SERVO = 184, /* Cycle a between its nominal setting and a desired PWM for a desired number of cycles with a desired period. |Servo number| PWM (microseconds, 1000 to 2000 typical)| Cycle count| Cycle time (seconds)| Empty| Empty| Empty| */ + VEHICLE_CMD_DO_FLIGHTTERMINATION=185, /* Terminate flight immediately |Flight termination activated if > 0.5| Empty| Empty| Empty| Empty| Empty| Empty| */ VEHICLE_CMD_DO_CONTROL_VIDEO = 200, /* Control onboard camera system. |Camera ID (-1 for all)| Transmission: 0: disabled, 1: enabled compressed, 2: enabled raw| Transmission mode: 0: video stream, >0: single images every n seconds (decimal)| Recording: 0: disabled, 1: enabled compressed, 2: enabled raw| Empty| Empty| Empty| */ VEHICLE_CMD_DO_LAST = 240, /* NOP - This command is only used to mark the upper limit of the DO commands in the enumeration |Empty| Empty| Empty| Empty| Empty| Empty| Empty| */ VEHICLE_CMD_PREFLIGHT_CALIBRATION = 241, /* Trigger calibration. This command will be only accepted if in pre-flight mode. |Gyro calibration: 0: no, 1: yes| Magnetometer calibration: 0: no, 1: yes| Ground pressure: 0: no, 1: yes| Radio calibration: 0: no, 1: yes| Accelerometer calibration: 0: no, 1: yes| Empty| Empty| */ diff --git a/src/modules/uORB/topics/vehicle_control_mode.h b/src/modules/uORB/topics/vehicle_control_mode.h index ea554006f..49e2ba4b5 100644 --- a/src/modules/uORB/topics/vehicle_control_mode.h +++ b/src/modules/uORB/topics/vehicle_control_mode.h @@ -74,6 +74,7 @@ struct vehicle_control_mode_s { bool flag_control_manual_enabled; /**< true if manual input is mixed in */ bool flag_control_auto_enabled; /**< true if onboard autopilot should act */ + bool flag_control_offboard_enabled; /**< true if offboard control should be used */ bool flag_control_rates_enabled; /**< true if rates are stabilized */ bool flag_control_attitude_enabled; /**< true if attitude stabilization is mixed in */ bool flag_control_velocity_enabled; /**< true if horizontal velocity (implies direction) is controlled */ diff --git a/src/modules/position_estimator_mc/position_estimator_mc_params.h b/src/modules/uORB/topics/vehicle_force_setpoint.h index c4c95f7b4..e3a7360b2 100755..100644 --- a/src/modules/position_estimator_mc/position_estimator_mc_params.h +++ b/src/modules/uORB/topics/vehicle_force_setpoint.h @@ -1,9 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: Damian Aregger <daregger@student.ethz.ch> - * Tobias Naegeli <naegelit@student.ethz.ch> - * Lorenz Meier <lm@inf.ethz.ch> + * Copyright (C) 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -34,36 +31,35 @@ * ****************************************************************************/ -/* - * @file position_estimator_mc_params.h - * - * Parameters for Position Estimator +/** + * @file vehicle_force_setpoint.h + * @author Thomas Gubler <thomasgubler@gmail.com> + * Definition of force (NED) setpoint uORB topic. Typically this can be used + * by a position control app together with an attitude control app. */ -#include <systemlib/param/param.h> - -struct position_estimator_mc_params { - float addNoise; - float sigma; - float R; - int baro; /* consider barometer */ -}; +#ifndef TOPIC_VEHICLE_FORCE_SETPOINT_H_ +#define TOPIC_VEHICLE_FORCE_SETPOINT_H_ -struct position_estimator_mc_param_handles { - param_t addNoise; - param_t sigma; - param_t r; - param_t baro_param_handle; -}; +#include "../uORB.h" /** - * Initialize all parameter handles and values - * + * @addtogroup topics + * @{ */ -int parameters_init(struct position_estimator_mc_param_handles *h); + +struct vehicle_force_setpoint_s { + float x; /**< in N NED */ + float y; /**< in N NED */ + float z; /**< in N NED */ + float yaw; /**< right-hand rotation around downward axis (rad, equivalent to Tait-Bryan yaw) */ +}; /**< Desired force in NED frame */ /** - * Update all parameters - * + * @} */ -int parameters_update(const struct position_estimator_mc_param_handles *h, struct position_estimator_mc_params *p); + +/* register this as object request broker structure */ +ORB_DECLARE(vehicle_force_setpoint); + +#endif diff --git a/src/modules/uORB/topics/vehicle_global_position.h b/src/modules/uORB/topics/vehicle_global_position.h index 4897ca737..25137c1c6 100644 --- a/src/modules/uORB/topics/vehicle_global_position.h +++ b/src/modules/uORB/topics/vehicle_global_position.h @@ -36,7 +36,7 @@ * Definition of the global fused WGS84 position uORB topic. * * @author Thomas Gubler <thomasgubler@student.ethz.ch> - * @author Julian Oes <joes@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> * @author Lorenz Meier <lm@inf.ethz.ch> */ @@ -61,18 +61,17 @@ * e.g. control inputs of the vehicle in a Kalman-filter implementation. */ struct vehicle_global_position_s { - uint64_t timestamp; /**< Time of this estimate, in microseconds since system start */ - - uint64_t time_gps_usec; /**< GPS timestamp in microseconds */ + uint64_t timestamp; /**< Time of this estimate, in microseconds since system start */ + uint64_t time_gps_usec; /**< GPS timestamp in microseconds */ double lat; /**< Latitude in degrees */ double lon; /**< Longitude in degrees */ float alt; /**< Altitude AMSL in meters */ - float vel_n; /**< Ground north velocity, m/s */ - float vel_e; /**< Ground east velocity, m/s */ - float vel_d; /**< Ground downside velocity, m/s */ + float vel_n; /**< Ground north velocity, m/s */ + float vel_e; /**< Ground east velocity, m/s */ + float vel_d; /**< Ground downside velocity, m/s */ float yaw; /**< Yaw in radians -PI..+PI. */ - float eph; - float epv; + float eph; /**< Standard deviation of position estimate horizontally */ + float epv; /**< Standard deviation of position vertically */ }; /** diff --git a/src/modules/uORB/topics/vehicle_gps_position.h b/src/modules/uORB/topics/vehicle_gps_position.h index 794c3f8bc..80d65cd69 100644 --- a/src/modules/uORB/topics/vehicle_gps_position.h +++ b/src/modules/uORB/topics/vehicle_gps_position.h @@ -61,12 +61,14 @@ struct vehicle_gps_position_s { uint64_t timestamp_variance; float s_variance_m_s; /**< speed accuracy estimate m/s */ - float p_variance_m; /**< position accuracy estimate m */ float c_variance_rad; /**< course accuracy estimate rad */ uint8_t fix_type; /**< 0-1: no fix, 2: 2D fix, 3: 3D fix. Some applications will not use the value of this field unless it is at least two, so always correctly fill in the fix. */ - float eph_m; /**< GPS HDOP horizontal dilution of position in m */ - float epv_m; /**< GPS VDOP horizontal dilution of position in m */ + float eph; /**< GPS HDOP horizontal dilution of position in m */ + float epv; /**< GPS VDOP horizontal dilution of position in m */ + + unsigned noise_per_ms; /**< */ + unsigned jamming_indicator; /**< */ uint64_t timestamp_velocity; /**< Timestamp for velocity informations */ float vel_m_s; /**< GPS ground speed (m/s) */ @@ -79,14 +81,7 @@ struct vehicle_gps_position_s { uint64_t timestamp_time; /**< Timestamp for time information */ uint64_t time_gps_usec; /**< Timestamp (microseconds in GPS format), this is the timestamp which comes from the gps module */ - uint64_t timestamp_satellites; /**< Timestamp for sattelite information */ - uint8_t satellites_visible; /**< Number of satellites visible. If unknown, set to 255 */ - uint8_t satellite_prn[20]; /**< Global satellite ID */ - uint8_t satellite_used[20]; /**< 0: Satellite not used, 1: used for localization */ - uint8_t satellite_elevation[20]; /**< Elevation (0: right on top of receiver, 90: on the horizon) of satellite */ - uint8_t satellite_azimuth[20]; /**< Direction of satellite, 0: 0 deg, 255: 360 deg. */ - uint8_t satellite_snr[20]; /**< Signal to noise ratio of satellite */ - bool satellite_info_available; /**< 0 for no info, 1 for info available */ + uint8_t satellites_used; /**< Number of satellites used */ }; /** diff --git a/src/modules/uORB/topics/vehicle_local_position.h b/src/modules/uORB/topics/vehicle_local_position.h index a15303ea4..5d39c897d 100644 --- a/src/modules/uORB/topics/vehicle_local_position.h +++ b/src/modules/uORB/topics/vehicle_local_position.h @@ -83,6 +83,8 @@ struct vehicle_local_position_s { float dist_bottom_rate; /**< Distance to bottom surface (ground) change rate */ uint64_t surface_bottom_timestamp; /**< Time when new bottom surface found */ bool dist_bottom_valid; /**< true if distance to bottom surface is valid */ + float eph; + float epv; }; /** diff --git a/src/modules/uORB/topics/vehicle_status.h b/src/modules/uORB/topics/vehicle_status.h index 435230432..b683bf98a 100644 --- a/src/modules/uORB/topics/vehicle_status.h +++ b/src/modules/uORB/topics/vehicle_status.h @@ -1,10 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: @author Lorenz Meier <lm@inf.ethz.ch> - * @author Petri Tanskanen <petri.tanskanen@inf.ethz.ch> - * @author Thomas Gubler <thomasgubler@student.ethz.ch> - * @author Julian Oes <joes@student.ethz.ch> + * Copyright (C) 2012 - 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -45,6 +41,11 @@ * All apps should write to subsystem_info: * * (any app) --> subsystem_info (published) --> (commander app state machine) --> vehicle_status --> (mavlink app) + * + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Petri Tanskanen <petri.tanskanen@inf.ethz.ch> + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> */ #ifndef VEHICLE_STATUS_H_ @@ -54,18 +55,22 @@ #include <stdbool.h> #include "../uORB.h" -#include <navigator/navigator_state.h> - /** * @addtogroup topics @{ */ -/* main state machine */ +/** + * Main state, i.e. what user wants. Controlled by RC or from ground station via telemetry link. + */ typedef enum { MAIN_STATE_MANUAL = 0, - MAIN_STATE_SEATBELT, - MAIN_STATE_EASY, - MAIN_STATE_AUTO, + MAIN_STATE_ALTCTL, + MAIN_STATE_POSCTL, + MAIN_STATE_AUTO_MISSION, + MAIN_STATE_AUTO_LOITER, + MAIN_STATE_AUTO_RTL, + MAIN_STATE_ACRO, + MAIN_STATE_OFFBOARD, MAIN_STATE_MAX } main_state_t; @@ -79,7 +84,7 @@ typedef enum { ARMING_STATE_STANDBY_ERROR, ARMING_STATE_REBOOT, ARMING_STATE_IN_AIR_RESTORE, - ARMING_STATE_MAX + ARMING_STATE_MAX, } arming_state_t; typedef enum { @@ -87,13 +92,24 @@ typedef enum { HIL_STATE_ON } hil_state_t; +/** + * Navigation state, i.e. "what should vehicle do". + */ typedef enum { - FAILSAFE_STATE_NORMAL = 0, /**< Normal operation */ - FAILSAFE_STATE_RTL, /**< Return To Launch */ - FAILSAFE_STATE_LAND, /**< Land without position control */ - FAILSAFE_STATE_TERMINATION, /**< Disable motors and use parachute, can't be recovered */ - FAILSAFE_STATE_MAX -} failsafe_state_t; + NAVIGATION_STATE_MANUAL = 0, /**< Manual mode */ + NAVIGATION_STATE_ALTCTL, /**< Altitude control mode */ + NAVIGATION_STATE_POSCTL, /**< Position control mode */ + NAVIGATION_STATE_AUTO_MISSION, /**< Auto mission mode */ + NAVIGATION_STATE_AUTO_LOITER, /**< Auto loiter mode */ + NAVIGATION_STATE_AUTO_RTL, /**< Auto return to launch mode */ + NAVIGATION_STATE_AUTO_RTGS, /**< Auto return to groundstation on data link loss */ + NAVIGATION_STATE_ACRO, /**< Acro mode */ + NAVIGATION_STATE_LAND, /**< Land mode */ + NAVIGATION_STATE_DESCEND, /**< Descend mode (no position control) */ + NAVIGATION_STATE_TERMINATION, /**< Termination mode */ + NAVIGATION_STATE_OFFBOARD, + NAVIGATION_STATE_MAX, +} navigation_state_t; enum VEHICLE_MODE_FLAG { VEHICLE_MODE_FLAG_SAFETY_ARMED = 128, @@ -153,12 +169,11 @@ struct vehicle_status_s { uint16_t counter; /**< incremented by the writing thread everytime new data is stored */ uint64_t timestamp; /**< in microseconds since system start, is set whenever the writing thread stores new data */ - main_state_t main_state; /**< main state machine */ - unsigned int set_nav_state; /**< set navigation state machine to specified value */ - uint64_t set_nav_state_timestamp; /**< timestamp of latest change of set_nav_state */ + main_state_t main_state; /**< main state machine */ + navigation_state_t nav_state; /**< set navigation state machine to specified value */ arming_state_t arming_state; /**< current arming state */ - hil_state_t hil_state; /**< current hil state */ - failsafe_state_t failsafe_state; /**< current failsafe state */ + hil_state_t hil_state; /**< current hil state */ + bool failsafe; /**< true if system is in failsafe state */ int32_t system_type; /**< system type, inspired by MAVLink's VEHICLE_TYPE enum */ int32_t system_id; /**< system id, inspired by MAVLink's system ID field */ @@ -171,18 +186,22 @@ struct vehicle_status_s { bool condition_system_sensors_initialized; bool condition_system_returned_to_home; bool condition_auto_mission_available; - bool condition_global_position_valid; /**< set to true by the commander app if the quality of the gps signal is good enough to use it in the position estimator */ + bool condition_global_position_valid; /**< set to true by the commander app if the quality of the position estimate is good enough to use it for navigation */ bool condition_launch_position_valid; /**< indicates a valid launch position */ bool condition_home_position_valid; /**< indicates a valid home position (a valid home position is not always a valid launch) */ bool condition_local_position_valid; bool condition_local_altitude_valid; bool condition_airspeed_valid; /**< set to true by the commander app if there is a valid airspeed measurement available */ bool condition_landed; /**< true if vehicle is landed, always true if disarmed */ + bool condition_power_input_valid; /**< set if input power is valid */ + float avionics_power_rail_voltage; /**< voltage of the avionics power rail */ bool rc_signal_found_once; bool rc_signal_lost; /**< true if RC reception lost */ bool rc_input_blocked; /**< set if RC input should be ignored */ + bool data_link_lost; /**< datalink to GCS lost */ + bool offboard_control_signal_found_once; bool offboard_control_signal_lost; bool offboard_control_signal_weak; @@ -205,6 +224,9 @@ struct vehicle_status_s { uint16_t errors_count2; uint16_t errors_count3; uint16_t errors_count4; + + bool circuit_breaker_engaged_power_check; + bool circuit_breaker_engaged_airspd_check; }; /** diff --git a/src/modules/fixedwing_att_control/fixedwing_att_control_att.h b/src/modules/uORB/topics/wind_estimate.h index 600e35b89..58333a64f 100644 --- a/src/modules/fixedwing_att_control/fixedwing_att_control_att.h +++ b/src/modules/uORB/topics/wind_estimate.h @@ -1,8 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: @author Thomas Gubler <thomasgubler@student.ethz.ch> - * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -33,19 +31,38 @@ * ****************************************************************************/ -/* @file Fixed Wing Attitude Control */ +/** + * @file wind_estimate.h + * + * Wind estimate topic topic + * + */ + +#ifndef TOPIC_WIND_ESTIMATE_H +#define TOPIC_WIND_ESTIMATE_H + +#include <stdint.h> +#include "../uORB.h" + +/** + * @addtogroup topics + * @{ + */ + +/** Wind estimate */ +struct wind_estimate_s { -#ifndef FIXEDWING_ATT_CONTROL_ATT_H_ -#define FIXEDWING_ATT_CONTROL_ATT_H_ + uint64_t timestamp; /**< Microseconds since system boot */ + float windspeed_north; /**< Wind component in north / X direction */ + float windspeed_east; /**< Wind component in east / Y direction */ + float covariance_north; /**< Uncertainty - set to zero (no uncertainty) if not estimated */ + float covariance_east; /**< Uncertainty - set to zero (no uncertainty) if not estimated */ +}; -#include <uORB/topics/vehicle_rates_setpoint.h> -#include <uORB/topics/vehicle_attitude_setpoint.h> -#include <uORB/topics/vehicle_attitude.h> -#include <uORB/topics/vehicle_global_position.h> +/** + * @} + */ -int fixedwing_att_control_attitude(const struct vehicle_attitude_setpoint_s *att_sp, - const struct vehicle_attitude_s *att, - const float speed_body[], - struct vehicle_rates_setpoint_s *rates_sp); +ORB_DECLARE(wind_estimate); -#endif /* FIXEDWING_ATT_CONTROL_ATT_H_ */ +#endif
\ No newline at end of file diff --git a/src/modules/uavcan/.gitignore b/src/modules/uavcan/.gitignore new file mode 100644 index 000000000..24fbf171f --- /dev/null +++ b/src/modules/uavcan/.gitignore @@ -0,0 +1 @@ +./dsdlc_generated/ diff --git a/src/modules/uavcan/esc_controller.cpp b/src/modules/uavcan/esc_controller.cpp new file mode 100644 index 000000000..406eba88c --- /dev/null +++ b/src/modules/uavcan/esc_controller.cpp @@ -0,0 +1,138 @@ +/**************************************************************************** + * + * Copyright (C) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file esc_controller.cpp + * + * @author Pavel Kirienko <pavel.kirienko@gmail.com> + */ + +#include "esc_controller.hpp" +#include <systemlib/err.h> + +UavcanEscController::UavcanEscController(uavcan::INode &node) : + _node(node), + _uavcan_pub_raw_cmd(node), + _uavcan_sub_status(node), + _orb_timer(node) +{ +} + +UavcanEscController::~UavcanEscController() +{ + perf_free(_perfcnt_invalid_input); + perf_free(_perfcnt_scaling_error); +} + +int UavcanEscController::init() +{ + // ESC status subscription + int res = _uavcan_sub_status.start(StatusCbBinder(this, &UavcanEscController::esc_status_sub_cb)); + if (res < 0) + { + warnx("ESC status sub failed %i", res); + return res; + } + + // ESC status will be relayed from UAVCAN bus into ORB at this rate + _orb_timer.setCallback(TimerCbBinder(this, &UavcanEscController::orb_pub_timer_cb)); + _orb_timer.startPeriodic(uavcan::MonotonicDuration::fromMSec(1000 / ESC_STATUS_UPDATE_RATE_HZ)); + + return res; +} + +void UavcanEscController::update_outputs(float *outputs, unsigned num_outputs) +{ + if ((outputs == nullptr) || (num_outputs > MAX_ESCS)) { + perf_count(_perfcnt_invalid_input); + return; + } + + /* + * Rate limiting - we don't want to congest the bus + */ + const auto timestamp = _node.getMonotonicTime(); + if ((timestamp - _prev_cmd_pub).toUSec() < (1000000 / MAX_RATE_HZ)) { + return; + } + _prev_cmd_pub = timestamp; + + /* + * Fill the command message + * If unarmed, we publish an empty message anyway + */ + uavcan::equipment::esc::RawCommand msg; + + if (_armed) { + for (unsigned i = 0; i < num_outputs; i++) { + + float scaled = (outputs[i] + 1.0F) * 0.5F * uavcan::equipment::esc::RawCommand::CMD_MAX; + if (scaled < 1.0F) { + scaled = 1.0F; // Since we're armed, we don't want to stop it completely + } + + if (scaled < uavcan::equipment::esc::RawCommand::CMD_MIN) { + scaled = uavcan::equipment::esc::RawCommand::CMD_MIN; + perf_count(_perfcnt_scaling_error); + } else if (scaled > uavcan::equipment::esc::RawCommand::CMD_MAX) { + scaled = uavcan::equipment::esc::RawCommand::CMD_MAX; + perf_count(_perfcnt_scaling_error); + } else { + ; // Correct value + } + + msg.cmd.push_back(static_cast<unsigned>(scaled)); + } + } + + /* + * Publish the command message to the bus + * Note that for a quadrotor it takes one CAN frame + */ + (void)_uavcan_pub_raw_cmd.broadcast(msg); +} + +void UavcanEscController::arm_esc(bool arm) +{ + _armed = arm; +} + +void UavcanEscController::esc_status_sub_cb(const uavcan::ReceivedDataStructure<uavcan::equipment::esc::Status> &msg) +{ + // TODO save status into a local storage; publish to ORB later from orb_pub_timer_cb() +} + +void UavcanEscController::orb_pub_timer_cb(const uavcan::TimerEvent&) +{ + // TODO publish to ORB +} diff --git a/src/modules/uavcan/esc_controller.hpp b/src/modules/uavcan/esc_controller.hpp new file mode 100644 index 000000000..559ede561 --- /dev/null +++ b/src/modules/uavcan/esc_controller.hpp @@ -0,0 +1,107 @@ +/**************************************************************************** + * + * Copyright (C) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file esc_controller.hpp + * + * UAVCAN <--> ORB bridge for ESC messages: + * uavcan.equipment.esc.RawCommand + * uavcan.equipment.esc.RPMCommand + * uavcan.equipment.esc.Status + * + * @author Pavel Kirienko <pavel.kirienko@gmail.com> + */ + +#pragma once + +#include <uavcan/uavcan.hpp> +#include <uavcan/equipment/esc/RawCommand.hpp> +#include <uavcan/equipment/esc/Status.hpp> +#include <systemlib/perf_counter.h> + +class UavcanEscController +{ +public: + UavcanEscController(uavcan::INode& node); + ~UavcanEscController(); + + int init(); + + void update_outputs(float *outputs, unsigned num_outputs); + + void arm_esc(bool arm); + +private: + /** + * ESC status message reception will be reported via this callback. + */ + void esc_status_sub_cb(const uavcan::ReceivedDataStructure<uavcan::equipment::esc::Status> &msg); + + /** + * ESC status will be published to ORB from this callback (fixed rate). + */ + void orb_pub_timer_cb(const uavcan::TimerEvent &event); + + + static constexpr unsigned MAX_RATE_HZ = 100; ///< XXX make this configurable + static constexpr unsigned ESC_STATUS_UPDATE_RATE_HZ = 5; + static constexpr unsigned MAX_ESCS = uavcan::equipment::esc::RawCommand::FieldTypes::cmd::MaxSize; + + typedef uavcan::MethodBinder<UavcanEscController*, + void (UavcanEscController::*)(const uavcan::ReceivedDataStructure<uavcan::equipment::esc::Status>&)> + StatusCbBinder; + + typedef uavcan::MethodBinder<UavcanEscController*, void (UavcanEscController::*)(const uavcan::TimerEvent&)> + TimerCbBinder; + + /* + * libuavcan related things + */ + uavcan::MonotonicTime _prev_cmd_pub; ///< rate limiting + uavcan::INode &_node; + uavcan::Publisher<uavcan::equipment::esc::RawCommand> _uavcan_pub_raw_cmd; + uavcan::Subscriber<uavcan::equipment::esc::Status, StatusCbBinder> _uavcan_sub_status; + uavcan::TimerEventForwarder<TimerCbBinder> _orb_timer; + + /* + * ESC states + */ + bool _armed = false; + uavcan::equipment::esc::Status _states[MAX_ESCS]; + + /* + * Perf counters + */ + perf_counter_t _perfcnt_invalid_input = perf_alloc(PC_COUNT, "uavcan_esc_invalid_input"); + perf_counter_t _perfcnt_scaling_error = perf_alloc(PC_COUNT, "uavcan_esc_scaling_error"); +}; diff --git a/src/modules/uavcan/gnss_receiver.cpp b/src/modules/uavcan/gnss_receiver.cpp new file mode 100644 index 000000000..ba1fe5e49 --- /dev/null +++ b/src/modules/uavcan/gnss_receiver.cpp @@ -0,0 +1,153 @@ +/**************************************************************************** + * + * Copyright (C) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file gnss_receiver.cpp + * + * @author Pavel Kirienko <pavel.kirienko@gmail.com> + * @author Andrew Chambers <achamber@gmail.com> + * + */ + +#include "gnss_receiver.hpp" +#include <systemlib/err.h> +#include <mathlib/mathlib.h> + +#define MM_PER_CM 10 // Millimeters per centimeter + +UavcanGnssReceiver::UavcanGnssReceiver(uavcan::INode &node) : +_node(node), +_uavcan_sub_status(node), +_report_pub(-1) +{ +} + +int UavcanGnssReceiver::init() +{ + int res = -1; + + // GNSS fix subscription + res = _uavcan_sub_status.start(FixCbBinder(this, &UavcanGnssReceiver::gnss_fix_sub_cb)); + if (res < 0) + { + warnx("GNSS fix sub failed %i", res); + return res; + } + + // Clear the uORB GPS report + memset(&_report, 0, sizeof(_report)); + + return res; +} + +void UavcanGnssReceiver::gnss_fix_sub_cb(const uavcan::ReceivedDataStructure<uavcan::equipment::gnss::Fix> &msg) +{ + _report.timestamp_position = hrt_absolute_time(); + _report.lat = msg.lat_1e7; + _report.lon = msg.lon_1e7; + _report.alt = msg.alt_1e2 * MM_PER_CM; // Convert from centimeter (1e2) to millimeters (1e3) + + _report.timestamp_variance = _report.timestamp_position; + + + // Check if the msg contains valid covariance information + const bool valid_position_covariance = !msg.position_covariance.empty(); + const bool valid_velocity_covariance = !msg.velocity_covariance.empty(); + + if (valid_position_covariance) { + float pos_cov[9]; + msg.position_covariance.unpackSquareMatrix(pos_cov); + + // Horizontal position uncertainty + const float horizontal_pos_variance = math::max(pos_cov[0], pos_cov[4]); + _report.eph = (horizontal_pos_variance > 0) ? sqrtf(horizontal_pos_variance) : -1.0F; + + // Vertical position uncertainty + _report.epv = (pos_cov[8] > 0) ? sqrtf(pos_cov[8]) : -1.0F; + } else { + _report.eph = -1.0F; + _report.epv = -1.0F; + } + + if (valid_velocity_covariance) { + float vel_cov[9]; + msg.velocity_covariance.unpackSquareMatrix(vel_cov); + _report.s_variance_m_s = math::max(math::max(vel_cov[0], vel_cov[4]), vel_cov[8]); + + /* There is a nonlinear relationship between the velocity vector and the heading. + * Use Jacobian to transform velocity covariance to heading covariance + * + * Nonlinear equation: + * heading = atan2(vel_e_m_s, vel_n_m_s) + * For math, see http://en.wikipedia.org/wiki/Atan2#Derivative + * + * To calculate the variance of heading from the variance of velocity, + * cov(heading) = J(velocity)*cov(velocity)*J(velocity)^T + */ + float vel_n = msg.ned_velocity[0]; + float vel_e = msg.ned_velocity[1]; + float vel_n_sq = vel_n * vel_n; + float vel_e_sq = vel_e * vel_e; + _report.c_variance_rad = + (vel_e_sq * vel_cov[0] + + -2 * vel_n * vel_e * vel_cov[1] + // Covariance matrix is symmetric + vel_n_sq* vel_cov[4]) / ((vel_n_sq + vel_e_sq) * (vel_n_sq + vel_e_sq)); + + } else { + _report.s_variance_m_s = -1.0F; + _report.c_variance_rad = -1.0F; + } + + _report.fix_type = msg.status; + + _report.timestamp_velocity = _report.timestamp_position; + _report.vel_n_m_s = msg.ned_velocity[0]; + _report.vel_e_m_s = msg.ned_velocity[1]; + _report.vel_d_m_s = msg.ned_velocity[2]; + _report.vel_m_s = sqrtf(_report.vel_n_m_s * _report.vel_n_m_s + _report.vel_e_m_s * _report.vel_e_m_s + _report.vel_d_m_s * _report.vel_d_m_s); + _report.cog_rad = atan2f(_report.vel_e_m_s, _report.vel_n_m_s); + _report.vel_ned_valid = true; + + _report.timestamp_time = _report.timestamp_position; + _report.time_gps_usec = uavcan::UtcTime(msg.gnss_timestamp).toUSec(); // Convert to microseconds + + _report.satellites_used = msg.sats_used; + + if (_report_pub > 0) { + orb_publish(ORB_ID(vehicle_gps_position), _report_pub, &_report); + + } else { + _report_pub = orb_advertise(ORB_ID(vehicle_gps_position), &_report); + } + +} diff --git a/src/modules/uavcan/gnss_receiver.hpp b/src/modules/uavcan/gnss_receiver.hpp new file mode 100644 index 000000000..18df8da2f --- /dev/null +++ b/src/modules/uavcan/gnss_receiver.hpp @@ -0,0 +1,84 @@ +/**************************************************************************** + * + * Copyright (C) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file gnss_receiver.hpp + * + * UAVCAN --> ORB bridge for GNSS messages: + * uavcan.equipment.gnss.Fix + * + * @author Pavel Kirienko <pavel.kirienko@gmail.com> + * @author Andrew Chambers <achamber@gmail.com> + */ + +#pragma once + +#include <drivers/drv_hrt.h> + +#include <uORB/uORB.h> +#include <uORB/topics/vehicle_gps_position.h> + +#include <uavcan/uavcan.hpp> +#include <uavcan/equipment/gnss/Fix.hpp> + +class UavcanGnssReceiver +{ +public: + UavcanGnssReceiver(uavcan::INode& node); + + int init(); + +private: + /** + * GNSS fix message will be reported via this callback. + */ + void gnss_fix_sub_cb(const uavcan::ReceivedDataStructure<uavcan::equipment::gnss::Fix> &msg); + + + typedef uavcan::MethodBinder<UavcanGnssReceiver*, + void (UavcanGnssReceiver::*)(const uavcan::ReceivedDataStructure<uavcan::equipment::gnss::Fix>&)> + FixCbBinder; + + /* + * libuavcan related things + */ + uavcan::INode &_node; + uavcan::Subscriber<uavcan::equipment::gnss::Fix, FixCbBinder> _uavcan_sub_status; + + /* + * uORB + */ + struct vehicle_gps_position_s _report; ///< uORB topic for gnss position + orb_advert_t _report_pub; ///< uORB pub for gnss position + +}; diff --git a/src/modules/position_estimator/module.mk b/src/modules/uavcan/module.mk index f64095d9d..3865f2468 100644 --- a/src/modules/position_estimator/module.mk +++ b/src/modules/uavcan/module.mk @@ -1,6 +1,7 @@ ############################################################################ # -# Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. +# Copyright (C) 2013 PX4 Development Team. All rights reserved. +# Author: Pavel Kirienko <pavel.kirienko@gmail.com> # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions @@ -32,13 +33,38 @@ ############################################################################ # -# Makefile to build the position estimator +# UAVCAN <--> uORB bridge # -MODULE_COMMAND = position_estimator +MODULE_COMMAND = uavcan -# XXX this should be converted to a deamon, its a pretty bad example app -MODULE_PRIORITY = SCHED_PRIORITY_DEFAULT -MODULE_STACKSIZE = 4096 +MAXOPTIMIZATION = -Os -SRCS = position_estimator_main.c +SRCS += uavcan_main.cpp \ + uavcan_clock.cpp \ + esc_controller.cpp \ + gnss_receiver.cpp + +# +# libuavcan +# +include $(UAVCAN_DIR)/libuavcan/include.mk +SRCS += $(LIBUAVCAN_SRC) +INCLUDE_DIRS += $(LIBUAVCAN_INC) +# Since actual compiler mode is C++11, the library will default to UAVCAN_CPP11, but it will fail to compile +# because this platform lacks most of the standard library and STL. Hence we need to force C++03 mode. +override EXTRADEFINES := $(EXTRADEFINES) -DUAVCAN_CPP_VERSION=UAVCAN_CPP03 -DUAVCAN_NO_ASSERTIONS + +# +# libuavcan drivers for STM32 +# +include $(UAVCAN_DIR)/libuavcan_drivers/stm32/driver/include.mk +SRCS += $(LIBUAVCAN_STM32_SRC) +INCLUDE_DIRS += $(LIBUAVCAN_STM32_INC) +override EXTRADEFINES := $(EXTRADEFINES) -DUAVCAN_STM32_NUTTX -DUAVCAN_STM32_NUM_IFACES=2 + +# +# Invoke DSDL compiler +# +$(info $(shell $(LIBUAVCAN_DSDLC) $(UAVCAN_DSDL_DIR))) +INCLUDE_DIRS += dsdlc_generated diff --git a/src/modules/mavlink/mavlink_commands.h b/src/modules/uavcan/uavcan_clock.cpp index 6255d65df..e41d5f953 100644 --- a/src/modules/mavlink/mavlink_commands.h +++ b/src/modules/uavcan/uavcan_clock.cpp @@ -31,35 +31,49 @@ * ****************************************************************************/ +#include <uavcan_stm32/uavcan_stm32.hpp> +#include <drivers/drv_hrt.h> + /** - * @file mavlink_commands.h - * Mavlink commands stream definition. + * @file uavcan_clock.cpp + * + * Implements a clock for the CAN node. * - * @author Anton Babushkin <anton.babushkin@me.com> + * @author Pavel Kirienko <pavel.kirienko@gmail.com> */ -#ifndef MAVLINK_COMMANDS_H_ -#define MAVLINK_COMMANDS_H_ +namespace uavcan_stm32 +{ +namespace clock +{ + +uavcan::MonotonicTime getMonotonic() +{ + return uavcan::MonotonicTime::fromUSec(hrt_absolute_time()); +} -#include <uORB/uORB.h> -#include <uORB/topics/vehicle_command.h> +uavcan::UtcTime getUtc() +{ + return uavcan::UtcTime(); +} -class Mavlink; -class MavlinkCommansStream; +void adjustUtc(uavcan::UtcDuration adjustment) +{ + (void)adjustment; +} + +uavcan::uint64_t getUtcUSecFromCanInterrupt() +{ + return 0; +} -#include "mavlink_main.h" +} // namespace clock -class MavlinkCommandsStream +SystemClock &SystemClock::instance() { -private: - MavlinkOrbSubscription *_cmd_sub; - struct vehicle_command_s *_cmd; - mavlink_channel_t _channel; + static SystemClock inst; + return inst; +} -public: - MavlinkCommandsStream(Mavlink *mavlink, mavlink_channel_t channel); - ~MavlinkCommandsStream(); - void update(const hrt_abstime t); -}; +} -#endif /* MAVLINK_COMMANDS_H_ */ diff --git a/src/modules/uavcan/uavcan_main.cpp b/src/modules/uavcan/uavcan_main.cpp new file mode 100644 index 000000000..9d5404baf --- /dev/null +++ b/src/modules/uavcan/uavcan_main.cpp @@ -0,0 +1,612 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <cstdlib> +#include <cstring> +#include <fcntl.h> +#include <systemlib/err.h> +#include <systemlib/systemlib.h> +#include <systemlib/mixer/mixer.h> +#include <systemlib/board_serial.h> +#include <version/version.h> +#include <arch/board/board.h> +#include <arch/chip/chip.h> + +#include <drivers/drv_hrt.h> +#include <drivers/drv_pwm_output.h> + +#include "uavcan_main.hpp" + +/** + * @file uavcan_main.cpp + * + * Implements basic functinality of UAVCAN node. + * + * @author Pavel Kirienko <pavel.kirienko@gmail.com> + */ + +/* + * UavcanNode + */ +UavcanNode *UavcanNode::_instance; + +UavcanNode::UavcanNode(uavcan::ICanDriver &can_driver, uavcan::ISystemClock &system_clock) : + CDev("uavcan", UAVCAN_DEVICE_PATH), + _node(can_driver, system_clock), + _esc_controller(_node), + _gnss_receiver(_node) +{ + _control_topics[0] = ORB_ID(actuator_controls_0); + _control_topics[1] = ORB_ID(actuator_controls_1); + _control_topics[2] = ORB_ID(actuator_controls_2); + _control_topics[3] = ORB_ID(actuator_controls_3); + + // memset(_controls, 0, sizeof(_controls)); + // memset(_poll_fds, 0, sizeof(_poll_fds)); +} + +UavcanNode::~UavcanNode() +{ + if (_task != -1) { + /* tell the task we want it to go away */ + _task_should_exit = true; + + unsigned i = 10; + + do { + /* wait 5ms - it should wake every 10ms or so worst-case */ + usleep(5000); + + /* if we have given up, kill it */ + if (--i == 0) { + task_delete(_task); + break; + } + + } while (_task != -1); + } + + /* clean up the alternate device node */ + // unregister_driver(PWM_OUTPUT_DEVICE_PATH); + + ::close(_armed_sub); + + _instance = nullptr; +} + +int UavcanNode::start(uavcan::NodeID node_id, uint32_t bitrate) +{ + if (_instance != nullptr) { + warnx("Already started"); + return -1; + } + + /* + * GPIO config. + * Forced pull up on CAN2 is required for Pixhawk v1 where the second interface lacks a transceiver. + * If no transceiver is connected, the RX pin will float, occasionally causing CAN controller to + * fail during initialization. + */ + stm32_configgpio(GPIO_CAN1_RX); + stm32_configgpio(GPIO_CAN1_TX); + stm32_configgpio(GPIO_CAN2_RX | GPIO_PULLUP); + stm32_configgpio(GPIO_CAN2_TX); + + /* + * CAN driver init + */ + static CanInitHelper can; + static bool can_initialized = false; + + if (!can_initialized) { + const int can_init_res = can.init(bitrate); + + if (can_init_res < 0) { + warnx("CAN driver init failed %i", can_init_res); + return can_init_res; + } + + can_initialized = true; + } + + /* + * Node init + */ + _instance = new UavcanNode(can.driver, uavcan_stm32::SystemClock::instance()); + + if (_instance == nullptr) { + warnx("Out of memory"); + return -1; + } + + const int node_init_res = _instance->init(node_id); + + if (node_init_res < 0) { + delete _instance; + _instance = nullptr; + warnx("Node init failed %i", node_init_res); + return node_init_res; + } + + /* + * Start the task. Normally it should never exit. + */ + static auto run_trampoline = [](int, char *[]) {return UavcanNode::_instance->run();}; + _instance->_task = task_spawn_cmd("uavcan", SCHED_DEFAULT, SCHED_PRIORITY_DEFAULT, StackSize, + static_cast<main_t>(run_trampoline), nullptr); + + if (_instance->_task < 0) { + warnx("start failed: %d", errno); + return -errno; + } + + return OK; +} + +void UavcanNode::fill_node_info() +{ + /* software version */ + uavcan::protocol::SoftwareVersion swver; + + // Extracting the first 8 hex digits of FW_GIT and converting them to int + char fw_git_short[9] = {}; + std::memmove(fw_git_short, FW_GIT, 8); + assert(fw_git_short[8] == '\0'); + char *end = nullptr; + swver.vcs_commit = std::strtol(fw_git_short, &end, 16); + swver.optional_field_mask |= swver.OPTIONAL_FIELD_MASK_VCS_COMMIT; + + warnx("SW version vcs_commit: 0x%08x", unsigned(swver.vcs_commit)); + + _node.setSoftwareVersion(swver); + + /* hardware version */ + uavcan::protocol::HardwareVersion hwver; + + if (!std::strncmp(HW_ARCH, "PX4FMU_V1", 9)) { + hwver.major = 1; + } else if (!std::strncmp(HW_ARCH, "PX4FMU_V2", 9)) { + hwver.major = 2; + } else { + ; // All other values of HW_ARCH resolve to zero + } + + uint8_t udid[12] = {}; // Someone seems to love magic numbers + get_board_serial(udid); + uavcan::copy(udid, udid + sizeof(udid), hwver.unique_id.begin()); + + _node.setHardwareVersion(hwver); +} + +int UavcanNode::init(uavcan::NodeID node_id) +{ + int ret = -1; + + /* do regular cdev init */ + ret = CDev::init(); + + if (ret != OK) + return ret; + + _node.setName("org.pixhawk.pixhawk"); + + _node.setNodeID(node_id); + + fill_node_info(); + + /* initializing the bridges UAVCAN <--> uORB */ + ret = _esc_controller.init(); + if (ret < 0) + return ret; + + ret = _gnss_receiver.init(); + if (ret < 0) + return ret; + + return _node.start(); +} + +void UavcanNode::node_spin_once() +{ + const int spin_res = _node.spin(uavcan::MonotonicTime()); + if (spin_res < 0) { + warnx("node spin error %i", spin_res); + } +} + +int UavcanNode::run() +{ + const unsigned PollTimeoutMs = 50; + + // XXX figure out the output count + _output_count = 2; + + + _armed_sub = orb_subscribe(ORB_ID(actuator_armed)); + + actuator_outputs_s outputs; + memset(&outputs, 0, sizeof(outputs)); + + const int busevent_fd = ::open(uavcan_stm32::BusEvent::DevName, 0); + if (busevent_fd < 0) + { + warnx("Failed to open %s", uavcan_stm32::BusEvent::DevName); + _task_should_exit = true; + } + + /* + * XXX Mixing logic/subscriptions shall be moved into UavcanEscController::update(); + * IO multiplexing shall be done here. + */ + + _node.setStatusOk(); + + while (!_task_should_exit) { + + if (_groups_subscribed != _groups_required) { + subscribe(); + _groups_subscribed = _groups_required; + /* + * This event is needed to wake up the thread on CAN bus activity (RX/TX/Error). + * Please note that with such multiplexing it is no longer possible to rely only on + * the value returned from poll() to detect whether actuator control has timed out or not. + * Instead, all ORB events need to be checked individually (see below). + */ + _poll_fds[_poll_fds_num] = ::pollfd(); + _poll_fds[_poll_fds_num].fd = busevent_fd; + _poll_fds[_poll_fds_num].events = POLLIN; + _poll_fds_num += 1; + } + + const int poll_ret = ::poll(_poll_fds, _poll_fds_num, PollTimeoutMs); + + node_spin_once(); // Non-blocking + + // this would be bad... + if (poll_ret < 0) { + log("poll error %d", errno); + continue; + } else { + // get controls for required topics + bool controls_updated = false; + unsigned poll_id = 0; + for (unsigned i = 0; i < NUM_ACTUATOR_CONTROL_GROUPS; i++) { + if (_control_subs[i] > 0) { + if (_poll_fds[poll_id].revents & POLLIN) { + controls_updated = true; + orb_copy(_control_topics[i], _control_subs[i], &_controls[i]); + } + poll_id++; + } + } + + if (!controls_updated) { + // timeout: no control data, switch to failsafe values + // XXX trigger failsafe + } + + //can we mix? + if (controls_updated && (_mixers != nullptr)) { + + // XXX one output group has 8 outputs max, + // but this driver could well serve multiple groups. + unsigned num_outputs_max = 8; + + // Do mixing + outputs.noutputs = _mixers->mix(&outputs.output[0], num_outputs_max); + outputs.timestamp = hrt_absolute_time(); + + // iterate actuators + for (unsigned i = 0; i < outputs.noutputs; i++) { + // last resort: catch NaN, INF and out-of-band errors + if (!isfinite(outputs.output[i])) { + /* + * Value is NaN, INF or out of band - set to the minimum value. + * This will be clearly visible on the servo status and will limit the risk of accidentally + * spinning motors. It would be deadly in flight. + */ + outputs.output[i] = -1.0f; + } + + // limit outputs to valid range + + // never go below min + if (outputs.output[i] < -1.0f) { + outputs.output[i] = -1.0f; + } + + // never go below max + if (outputs.output[i] > 1.0f) { + outputs.output[i] = 1.0f; + } + } + + // Output to the bus + _esc_controller.update_outputs(outputs.output, outputs.noutputs); + } + + } + + // Check arming state + bool updated = false; + orb_check(_armed_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(actuator_armed), _armed_sub, &_armed); + + // Update the armed status and check that we're not locked down + bool set_armed = _armed.armed && !_armed.lockdown; + + arm_actuators(set_armed); + } + } + + teardown(); + warnx("exiting."); + + exit(0); +} + +int +UavcanNode::control_callback(uintptr_t handle, + uint8_t control_group, + uint8_t control_index, + float &input) +{ + const actuator_controls_s *controls = (actuator_controls_s *)handle; + + input = controls[control_group].control[control_index]; + return 0; +} + +int +UavcanNode::teardown() +{ + for (unsigned i = 0; i < NUM_ACTUATOR_CONTROL_GROUPS; i++) { + if (_control_subs[i] > 0) { + ::close(_control_subs[i]); + _control_subs[i] = -1; + } + } + return ::close(_armed_sub); +} + +int +UavcanNode::arm_actuators(bool arm) +{ + _is_armed = arm; + _esc_controller.arm_esc(arm); + return OK; +} + +void +UavcanNode::subscribe() +{ + // Subscribe/unsubscribe to required actuator control groups + uint32_t sub_groups = _groups_required & ~_groups_subscribed; + uint32_t unsub_groups = _groups_subscribed & ~_groups_required; + _poll_fds_num = 0; + for (unsigned i = 0; i < NUM_ACTUATOR_CONTROL_GROUPS; i++) { + if (sub_groups & (1 << i)) { + warnx("subscribe to actuator_controls_%d", i); + _control_subs[i] = orb_subscribe(_control_topics[i]); + } + if (unsub_groups & (1 << i)) { + warnx("unsubscribe from actuator_controls_%d", i); + ::close(_control_subs[i]); + _control_subs[i] = -1; + } + + if (_control_subs[i] > 0) { + _poll_fds[_poll_fds_num].fd = _control_subs[i]; + _poll_fds[_poll_fds_num].events = POLLIN; + _poll_fds_num++; + } + } +} + +int +UavcanNode::ioctl(file *filp, int cmd, unsigned long arg) +{ + int ret = OK; + + lock(); + + switch (cmd) { + case PWM_SERVO_ARM: + arm_actuators(true); + break; + + case PWM_SERVO_SET_ARM_OK: + case PWM_SERVO_CLEAR_ARM_OK: + case PWM_SERVO_SET_FORCE_SAFETY_OFF: + // these are no-ops, as no safety switch + break; + + case PWM_SERVO_DISARM: + arm_actuators(false); + break; + + case MIXERIOCGETOUTPUTCOUNT: + *(unsigned *)arg = _output_count; + break; + + case MIXERIOCRESET: + if (_mixers != nullptr) { + delete _mixers; + _mixers = nullptr; + _groups_required = 0; + } + + break; + + case MIXERIOCLOADBUF: { + const char *buf = (const char *)arg; + unsigned buflen = strnlen(buf, 1024); + + if (_mixers == nullptr) + _mixers = new MixerGroup(control_callback, (uintptr_t)_controls); + + if (_mixers == nullptr) { + _groups_required = 0; + ret = -ENOMEM; + + } else { + + ret = _mixers->load_from_buf(buf, buflen); + + if (ret != 0) { + warnx("mixer load failed with %d", ret); + delete _mixers; + _mixers = nullptr; + _groups_required = 0; + ret = -EINVAL; + } else { + + _mixers->groups_required(_groups_required); + } + } + + break; + } + + default: + ret = -ENOTTY; + break; + } + + unlock(); + + if (ret == -ENOTTY) { + ret = CDev::ioctl(filp, cmd, arg); + } + + return ret; +} + +void +UavcanNode::print_info() +{ + if (!_instance) { + warnx("not running, start first"); + } + + warnx("groups: sub: %u / req: %u / fds: %u", (unsigned)_groups_subscribed, (unsigned)_groups_required, _poll_fds_num); + warnx("mixer: %s", (_mixers == nullptr) ? "FAIL" : "OK"); +} + +/* + * App entry point + */ +static void print_usage() +{ + warnx("usage: uavcan start <node_id> [can_bitrate]"); +} + +extern "C" __EXPORT int uavcan_main(int argc, char *argv[]); + +int uavcan_main(int argc, char *argv[]) +{ + constexpr unsigned DEFAULT_CAN_BITRATE = 1000000; + + if (argc < 2) { + print_usage(); + ::exit(1); + } + + if (!std::strcmp(argv[1], "start")) { + if (argc < 3) { + print_usage(); + ::exit(1); + } + + /* + * Node ID + */ + const int node_id = atoi(argv[2]); + + if (node_id < 0 || node_id > uavcan::NodeID::Max || !uavcan::NodeID(node_id).isUnicast()) { + warnx("Invalid Node ID %i", node_id); + ::exit(1); + } + + /* + * CAN bitrate + */ + unsigned bitrate = 0; + + if (argc > 3) { + bitrate = atol(argv[3]); + } + + if (bitrate <= 0) { + bitrate = DEFAULT_CAN_BITRATE; + } + + if (UavcanNode::instance()) { + errx(1, "already started"); + } + + /* + * Start + */ + warnx("Node ID %u, bitrate %u", node_id, bitrate); + return UavcanNode::start(node_id, bitrate); + + } + + /* commands below require the app to be started */ + UavcanNode *inst = UavcanNode::instance(); + + if (!inst) { + errx(1, "application not running"); + } + + if (!std::strcmp(argv[1], "status") || !std::strcmp(argv[1], "info")) { + + inst->print_info(); + return OK; + } + + if (!std::strcmp(argv[1], "stop")) { + + delete inst; + inst = nullptr; + return OK; + } + + print_usage(); + ::exit(1); +} diff --git a/src/modules/uavcan/uavcan_main.hpp b/src/modules/uavcan/uavcan_main.hpp new file mode 100644 index 000000000..05b66fd7b --- /dev/null +++ b/src/modules/uavcan/uavcan_main.hpp @@ -0,0 +1,124 @@ +/**************************************************************************** + * + * Copyright (c) 2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#pragma once + +#include <nuttx/config.h> + +#include <uavcan_stm32/uavcan_stm32.hpp> +#include <drivers/device/device.h> + +#include <uORB/topics/actuator_controls.h> +#include <uORB/topics/actuator_outputs.h> +#include <uORB/topics/actuator_armed.h> + +#include "esc_controller.hpp" +#include "gnss_receiver.hpp" + +/** + * @file uavcan_main.hpp + * + * Defines basic functinality of UAVCAN node. + * + * @author Pavel Kirienko <pavel.kirienko@gmail.com> + */ + +#define NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN 4 +#define UAVCAN_DEVICE_PATH "/dev/uavcan/esc" + +/** + * A UAVCAN node. + */ +class UavcanNode : public device::CDev +{ + static constexpr unsigned MemPoolSize = 10752; + static constexpr unsigned RxQueueLenPerIface = 64; + static constexpr unsigned StackSize = 3000; + +public: + typedef uavcan::Node<MemPoolSize> Node; + typedef uavcan_stm32::CanInitHelper<RxQueueLenPerIface> CanInitHelper; + + UavcanNode(uavcan::ICanDriver &can_driver, uavcan::ISystemClock &system_clock); + + virtual ~UavcanNode(); + + virtual int ioctl(file *filp, int cmd, unsigned long arg); + + static int start(uavcan::NodeID node_id, uint32_t bitrate); + + Node& getNode() { return _node; } + + static int control_callback(uintptr_t handle, + uint8_t control_group, + uint8_t control_index, + float &input); + + void subscribe(); + + int teardown(); + int arm_actuators(bool arm); + + void print_info(); + + static UavcanNode* instance() { return _instance; } + +private: + void fill_node_info(); + int init(uavcan::NodeID node_id); + void node_spin_once(); + int run(); + + int _task = -1; ///< handle to the OS task + bool _task_should_exit = false; ///< flag to indicate to tear down the CAN driver + int _armed_sub = -1; ///< uORB subscription of the arming status + actuator_armed_s _armed; ///< the arming request of the system + bool _is_armed = false; ///< the arming status of the actuators on the bus + + unsigned _output_count = 0; ///< number of actuators currently available + + static UavcanNode *_instance; ///< singleton pointer + Node _node; ///< library instance + UavcanEscController _esc_controller; + UavcanGnssReceiver _gnss_receiver; + + MixerGroup *_mixers = nullptr; + + uint32_t _groups_required = 0; + uint32_t _groups_subscribed = 0; + int _control_subs[NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN] = {}; + actuator_controls_s _controls[NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN] = {}; + orb_id_t _control_topics[NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN] = {}; + pollfd _poll_fds[NUM_ACTUATOR_CONTROL_GROUPS_UAVCAN + 1] = {}; ///< +1 for /dev/uavcan/busevent + unsigned _poll_fds_num = 0; +}; |