From 887ed69099e43d7f6f3852c11450cd9ef73c2d3b Mon Sep 17 00:00:00 2001 From: Roman Bapst Date: Tue, 2 Dec 2014 10:50:25 +0100 Subject: added VTOL attitude control module --- src/modules/vtol_att_control/module.mk | 40 ++ .../vtol_att_control/vtol_att_control_main.cpp | 716 +++++++++++++++++++++ 2 files changed, 756 insertions(+) create mode 100644 src/modules/vtol_att_control/module.mk create mode 100644 src/modules/vtol_att_control/vtol_att_control_main.cpp diff --git a/src/modules/vtol_att_control/module.mk b/src/modules/vtol_att_control/module.mk new file mode 100644 index 000000000..c349c2340 --- /dev/null +++ b/src/modules/vtol_att_control/module.mk @@ -0,0 +1,40 @@ +############################################################################ +# +# 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. +# +############################################################################ + +# +# VTOL attitude controller +# + +MODULE_COMMAND = vtol_att_control + +SRCS = vtol_att_control_main.cpp diff --git a/src/modules/vtol_att_control/vtol_att_control_main.cpp b/src/modules/vtol_att_control/vtol_att_control_main.cpp new file mode 100644 index 000000000..62b6a4ed6 --- /dev/null +++ b/src/modules/vtol_att_control/vtol_att_control_main.cpp @@ -0,0 +1,716 @@ +/**************************************************************************** + * + * 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 VTOL_att_control_main.cpp + * Implementation of an attitude controller for VTOL airframes. This module receives data + * from both the fixed wing- and the multicopter attitude controllers and processes it. + * It computes the correct actuator controls depending on which mode the vehicle is in (hover,forward- + * flight or transition). It also publishes the resulting controls on the actuator controls topics. + * + * @author Roman Bapst + * @author Lorenz Meier + * @author Thomas Gubler + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "drivers/drv_pwm_output.h" +#include +#include + +#include + +#include + + +extern "C" __EXPORT int vtol_att_control_main(int argc, char *argv[]); + +class VtolAttitudeControl +{ +public: + + VtolAttitudeControl(); + ~VtolAttitudeControl(); + + int start(); /* start the task and return OK on success */ + + +private: +//******************flags & handlers****************************************************** + bool _task_should_exit; + int _control_task; //task handle for VTOL attitude controller + + /* handlers for subscriptions */ + int _v_att_sub; //vehicle attitude subscription + int _v_att_sp_sub; //vehicle attitude setpoint subscription + int _mc_virtual_v_rates_sp_sub; //vehicle rates setpoint subscription + int _fw_virtual_v_rates_sp_sub; //vehicle rates setpoint subscription + int _v_control_mode_sub; //vehicle control mode subscription + int _params_sub; //parameter updates subscription + int _manual_control_sp_sub; //manual control setpoint subscription + int _armed_sub; //arming status subscription + + int _actuator_inputs_mc; //topic on which the mc_att_controller publishes actuator inputs + int _actuator_inputs_fw; //topic on which the fw_att_controller publishes actuator inputs + + //handlers for publishers + orb_advert_t _actuators_0_pub; //input for the mixer (roll,pitch,yaw,thrust) + orb_advert_t _actuators_1_pub; + orb_advert_t _vtol_vehicle_status_pub; + orb_advert_t _v_rates_sp_pub; +//*******************data containers*********************************************************** + 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 + struct vehicle_rates_setpoint_s _mc_virtual_v_rates_sp; // virtual mc vehicle rates setpoint + struct vehicle_rates_setpoint_s _fw_virtual_v_rates_sp; // virtual fw vehicle rates setpoint + struct manual_control_setpoint_s _manual_control_sp; //manual control setpoint + struct vehicle_control_mode_s _v_control_mode; //vehicle control mode + struct vtol_vehicle_status_s _vtol_vehicle_status; + struct actuator_controls_s _actuators_out_0; //actuator controls going to the mc mixer + struct actuator_controls_s _actuators_out_1; //actuator controls going to the fw mixer (used for elevons) + struct actuator_controls_s _actuators_mc_in; //actuator controls from mc_att_control + struct actuator_controls_s _actuators_fw_in; //actuator controls from fw_att_control + struct actuator_armed_s _armed; //actuator arming status + + struct { + float min_pwm_mc; //pwm value for idle in mc mode + } _params; + + struct { + param_t min_pwm_mc; + } _params_handles; + + perf_counter_t _loop_perf; /**< loop performance counter */ + + /* for multicopters it is usual to have a non-zero idle speed of the engines + * for fixed wings we want to have an idle speed of zero since we do not want + * to waste energy when gliding. */ + bool flag_idle_mc; //false = "idle is set for fixed wing mode"; true = "idle is set for multicopter mode" + +//*****************Member functions*********************************************************************** + + void task_main(); //main task + static void task_main_trampoline(int argc, char *argv[]); //Shim for calling task_main from task_create. + + void vehicle_control_mode_poll(); //Check for changes in vehicle control mode. + void vehicle_manual_poll(); //Check for changes in manual inputs. + void arming_status_poll(); //Check for arming status updates. + void actuator_controls_mc_poll(); //Check for changes in mc_attitude_control output + void actuator_controls_fw_poll(); //Check for changes in fw_attitude_control output + void vehicle_rates_sp_mc_poll(); + void vehicle_rates_sp_fw_poll(); + void parameters_update_poll(); //Check if parameters have changed + int parameters_update(); //Update local paraemter cache + void fill_mc_att_control_output(); //write mc_att_control results to actuator message + void fill_fw_att_control_output(); //write fw_att_control results to actuator message + void fill_mc_att_rates_sp(); + void fill_fw_att_rates_sp(); + void set_idle_fw(); + void set_idle_mc(); +}; + +namespace VTOL_att_control +{ +VtolAttitudeControl *g_control; +} + +/** +* Constructor +*/ +VtolAttitudeControl::VtolAttitudeControl() : + _task_should_exit(false), + _control_task(-1), + + //init subscription handlers + _v_att_sub(-1), + _v_att_sp_sub(-1), + _mc_virtual_v_rates_sp_sub(-1), + _fw_virtual_v_rates_sp_sub(-1), + _v_control_mode_sub(-1), + _params_sub(-1), + _manual_control_sp_sub(-1), + _armed_sub(-1), + + //init publication handlers + _actuators_0_pub(-1), + _actuators_1_pub(-1), + _vtol_vehicle_status_pub(-1), + _v_rates_sp_pub(-1), + + _loop_perf(perf_alloc(PC_ELAPSED, "mc_att_control")) +{ + + flag_idle_mc = true; /*assume we always start in mc mode for a VTOL airframe */ + + memset(& _vtol_vehicle_status, 0, sizeof(_vtol_vehicle_status)); + _vtol_vehicle_status.vtol_in_rw_mode = true; /* start vtol in rotary wing mode*/ + memset(&_v_att, 0, sizeof(_v_att)); + memset(&_v_att_sp, 0, sizeof(_v_att_sp)); + memset(&_v_rates_sp, 0, sizeof(_v_rates_sp)); + memset(&_mc_virtual_v_rates_sp, 0, sizeof(_mc_virtual_v_rates_sp)); + memset(&_fw_virtual_v_rates_sp, 0, sizeof(_fw_virtual_v_rates_sp)); + memset(&_manual_control_sp, 0, sizeof(_manual_control_sp)); + memset(&_v_control_mode, 0, sizeof(_v_control_mode)); + memset(&_vtol_vehicle_status, 0, sizeof(_vtol_vehicle_status)); + memset(&_actuators_out_0, 0, sizeof(_actuators_out_0)); + memset(&_actuators_out_1, 0, sizeof(_actuators_out_1)); + memset(&_actuators_mc_in, 0, sizeof(_actuators_mc_in)); + memset(&_actuators_fw_in, 0, sizeof(_actuators_fw_in)); + memset(&_armed, 0, sizeof(_armed)); + + _params_handles.min_pwm_mc = param_find("PWM_MIN"); + + /* fetch initial parameter values */ + parameters_update(); +} + +/** +* Destructor +*/ +VtolAttitudeControl::~VtolAttitudeControl() +{ + if (_control_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(_control_task); + break; + } + } while (_control_task != -1); + } + + VTOL_att_control::g_control = nullptr; +} + +/** +* Check for changes in vehicle control mode. +*/ +void VtolAttitudeControl::vehicle_control_mode_poll() +{ + bool updated; + + /* Check if vehicle control mode has changed */ + orb_check(_v_control_mode_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(vehicle_control_mode), _v_control_mode_sub, &_v_control_mode); + } +} + +/** +* Check for changes in manual inputs. +*/ +void VtolAttitudeControl::vehicle_manual_poll() +{ + bool updated; + + /* get pilots inputs */ + orb_check(_manual_control_sp_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(manual_control_setpoint), _manual_control_sp_sub, &_manual_control_sp); + } +} +/** +* Check for arming status updates. +*/ +void VtolAttitudeControl::arming_status_poll() +{ + /* check if there is a new setpoint */ + bool updated; + orb_check(_armed_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(actuator_armed), _armed_sub, &_armed); + } +} + +/** +* Check for inputs from mc attitude controller. +*/ +void VtolAttitudeControl::actuator_controls_mc_poll() +{ + bool updated; + orb_check(_actuator_inputs_mc, &updated); + + if (updated) { + orb_copy(ORB_ID(actuator_controls_virtual_mc), _actuator_inputs_mc , &_actuators_mc_in); + } +} + +/** +* Check for inputs from fw attitude controller. +*/ +void VtolAttitudeControl::actuator_controls_fw_poll() +{ + bool updated; + orb_check(_actuator_inputs_fw, &updated); + + if (updated) { + orb_copy(ORB_ID(actuator_controls_virtual_fw), _actuator_inputs_fw , &_actuators_fw_in); + } +} + +/** +* Check for attitude rates setpoint from mc attitude controller +*/ +void VtolAttitudeControl::vehicle_rates_sp_mc_poll() +{ + bool updated; + orb_check(_mc_virtual_v_rates_sp_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(mc_virtual_rates_setpoint), _mc_virtual_v_rates_sp_sub , &_mc_virtual_v_rates_sp); + } +} + +/** +* Check for attitude rates setpoint from fw attitude controller +*/ +void VtolAttitudeControl::vehicle_rates_sp_fw_poll() +{ + bool updated; + orb_check(_fw_virtual_v_rates_sp_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(fw_virtual_rates_setpoint), _fw_virtual_v_rates_sp_sub , &_fw_virtual_v_rates_sp); + } +} + +/** +* Check for parameter updates. +*/ +void +VtolAttitudeControl::parameters_update_poll() +{ + bool updated; + + /* Check if parameters have changed */ + orb_check(_params_sub, &updated); + + if (updated) { + struct parameter_update_s param_update; + orb_copy(ORB_ID(parameter_update), _params_sub, ¶m_update); + parameters_update(); + } +} + +/** +* Update parameters. +*/ +int +VtolAttitudeControl::parameters_update() +{ + /* idle pwm */ + float v; + param_get(_params_handles.min_pwm_mc, &v); + _params.min_pwm_mc = v; + + return OK; +} + +/** +* Prepare message to acutators with data from mc attitude controller. +*/ +void VtolAttitudeControl::fill_mc_att_control_output() +{ + _actuators_out_0.control[0] = _actuators_mc_in.control[0]; + _actuators_out_0.control[1] = _actuators_mc_in.control[1]; + _actuators_out_0.control[2] = _actuators_mc_in.control[2]; + _actuators_out_0.control[3] = _actuators_mc_in.control[3]; + //set neutral position for elevons + _actuators_out_1.control[0] = _actuators_mc_in.control[2]; //roll elevon + _actuators_out_1.control[1] = _actuators_mc_in.control[1];; //pitch elevon +} + +/** +* Prepare message to acutators with data from fw attitude controller. +*/ +void VtolAttitudeControl::fill_fw_att_control_output() +{ + /*For the first test in fw mode, only use engines for thrust!!!*/ + _actuators_out_0.control[0] = 0; + _actuators_out_0.control[1] = 0; + _actuators_out_0.control[2] = 0; + _actuators_out_0.control[3] = _actuators_fw_in.control[3]; + /*controls for the elevons */ + _actuators_out_1.control[0] = -_actuators_fw_in.control[0]; /*roll elevon*/ + _actuators_out_1.control[1] = _actuators_fw_in.control[1]; /*pitch elevon */ +} + +/** +* Prepare message for mc attitude rates setpoint topic +*/ +void VtolAttitudeControl::fill_mc_att_rates_sp() +{ + _v_rates_sp.roll = _mc_virtual_v_rates_sp.roll; + _v_rates_sp.pitch = _mc_virtual_v_rates_sp.pitch; + _v_rates_sp.yaw = _mc_virtual_v_rates_sp.yaw; + _v_rates_sp.thrust = _mc_virtual_v_rates_sp.thrust; +} + +/** +* Prepare message for fw attitude rates setpoint topic +*/ +void VtolAttitudeControl::fill_fw_att_rates_sp() +{ + _v_rates_sp.roll = _fw_virtual_v_rates_sp.roll; + _v_rates_sp.pitch = _fw_virtual_v_rates_sp.pitch; + _v_rates_sp.yaw = _fw_virtual_v_rates_sp.yaw; + _v_rates_sp.thrust = _fw_virtual_v_rates_sp.thrust; +} + +/** +* Adjust idle speed for fw mode. +*/ +void VtolAttitudeControl::set_idle_fw() +{ + int ret; + char *dev = PWM_OUTPUT_DEVICE_PATH; + int fd = open(dev, 0); + + if (fd < 0) {err(1, "can't open %s", dev);} + + unsigned pwm_value = PWM_LOWEST_MIN; + struct pwm_output_values pwm_values; + memset(&pwm_values, 0, sizeof(pwm_values)); + + for (unsigned i = 0; i < 4; i++) { + + pwm_values.values[i] = pwm_value; + pwm_values.channel_count++; + } + + ret = ioctl(fd, PWM_SERVO_SET_MIN_PWM, (long unsigned int)&pwm_values); + + if (ret != OK) {errx(ret, "failed setting min values");} + + close(fd); +} + +/** +* Adjust idle speed for mc mode. +*/ +void VtolAttitudeControl::set_idle_mc() +{ + int ret; + unsigned servo_count; + char *dev = PWM_OUTPUT_DEVICE_PATH; + int fd = open(dev, 0); + + if (fd < 0) {err(1, "can't open %s", dev);} + + ret = ioctl(fd, PWM_SERVO_GET_COUNT, (unsigned long)&servo_count); + unsigned pwm_value = 1100; + struct pwm_output_values pwm_values; + memset(&pwm_values, 0, sizeof(pwm_values)); + + for (unsigned i = 0; i < 4; i++) { + pwm_values.values[i] = pwm_value; + pwm_values.channel_count++; + } + + ret = ioctl(fd, PWM_SERVO_SET_MIN_PWM, (long unsigned int)&pwm_values); + + if (ret != OK) {errx(ret, "failed setting min values");} + + close(fd); +} + +void +VtolAttitudeControl::task_main_trampoline(int argc, char *argv[]) +{ + VTOL_att_control::g_control->task_main(); +} + +void VtolAttitudeControl::task_main() +{ + warnx("started"); + fflush(stdout); + + /* do subscriptions */ + _v_att_sp_sub = orb_subscribe(ORB_ID(vehicle_attitude_setpoint)); + _mc_virtual_v_rates_sp_sub = orb_subscribe(ORB_ID(mc_virtual_rates_setpoint)); + _fw_virtual_v_rates_sp_sub = orb_subscribe(ORB_ID(fw_virtual_rates_setpoint)); + _v_att_sub = orb_subscribe(ORB_ID(vehicle_attitude)); + _v_control_mode_sub = orb_subscribe(ORB_ID(vehicle_control_mode)); + _params_sub = orb_subscribe(ORB_ID(parameter_update)); + _manual_control_sp_sub = orb_subscribe(ORB_ID(manual_control_setpoint)); + _armed_sub = orb_subscribe(ORB_ID(actuator_armed)); + + _actuator_inputs_mc = orb_subscribe(ORB_ID(actuator_controls_virtual_mc)); + _actuator_inputs_fw = orb_subscribe(ORB_ID(actuator_controls_virtual_fw)); + + parameters_update(); /*initialize parameter cache/* + + /* wakeup source*/ + struct pollfd fds[3]; /*input_mc, input_fw, parameters*/ + + fds[0].fd = _actuator_inputs_mc; + fds[0].events = POLLIN; + fds[1].fd = _actuator_inputs_fw; + fds[1].events = POLLIN; + fds[2].fd = _params_sub; + fds[2].events = POLLIN; + + while (!_task_should_exit) { + /*Advertise/Publish vtol vehicle status*/ + if (_vtol_vehicle_status_pub > 0) { + orb_publish(ORB_ID(vtol_vehicle_status), _vtol_vehicle_status_pub, &_vtol_vehicle_status); + + } else { + _vtol_vehicle_status.timestamp = hrt_absolute_time(); + _vtol_vehicle_status_pub = orb_advertise(ORB_ID(vtol_vehicle_status), &_vtol_vehicle_status); + } + + /* 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 */ + 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); + /* sleep a bit before next try */ + usleep(100000); + continue; + } + + if (fds[2].revents & POLLIN) { //parameters were updated, read them now + /* 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(); + } + + vehicle_control_mode_poll(); //Check for changes in vehicle control mode. + vehicle_manual_poll(); //Check for changes in manual inputs. + arming_status_poll(); //Check for arming status updates. + actuator_controls_mc_poll(); //Check for changes in mc_attitude_control output + actuator_controls_fw_poll(); //Check for changes in fw_attitude_control output + vehicle_rates_sp_mc_poll(); + vehicle_rates_sp_fw_poll(); + parameters_update_poll(); + + if (_manual_control_sp.aux1 <= 0.0f) { /* vehicle is in mc mode */ + _vtol_vehicle_status.vtol_in_rw_mode = true; + + if (!flag_idle_mc) { /* we want to adjust idle speed for mc mode */ + set_idle_mc(); + flag_idle_mc = true; + } + + /* got data from mc_att_controller */ + if (fds[0].revents & POLLIN) { + vehicle_manual_poll(); /* update remote input */ + orb_copy(ORB_ID(actuator_controls_virtual_mc), _actuator_inputs_mc, &_actuators_mc_in); + + fill_mc_att_control_output(); + fill_mc_att_rates_sp(); + + if (_actuators_0_pub > 0) { + orb_publish(ORB_ID(actuator_controls_0), _actuators_0_pub, &_actuators_out_0); + + } else { + _actuators_0_pub = orb_advertise(ORB_ID(actuator_controls_0), &_actuators_out_0); + } + + if (_actuators_1_pub > 0) { + orb_publish(ORB_ID(actuator_controls_1), _actuators_1_pub, &_actuators_out_1); + + } else { + _actuators_1_pub = orb_advertise(ORB_ID(actuator_controls_1), &_actuators_out_1); + } + } + } + + if (_manual_control_sp.aux1 >= 0.0f) { /* vehicle is in fw mode */ + _vtol_vehicle_status.vtol_in_rw_mode = false; + + if (flag_idle_mc) { /* we want to adjust idle speed for fixed wing mode */ + set_idle_fw(); + flag_idle_mc = false; + } + + if (fds[1].revents & POLLIN) { /* got data from fw_att_controller */ + orb_copy(ORB_ID(actuator_controls_virtual_fw), _actuator_inputs_fw, &_actuators_fw_in); + vehicle_manual_poll(); //update remote input + + fill_fw_att_control_output(); + fill_fw_att_rates_sp(); + + if (_actuators_0_pub > 0) { + orb_publish(ORB_ID(actuator_controls_0), _actuators_0_pub, &_actuators_out_0); + + } else { + _actuators_0_pub = orb_advertise(ORB_ID(actuator_controls_0), &_actuators_out_0); + } + + if (_actuators_1_pub > 0) { + orb_publish(ORB_ID(actuator_controls_1), _actuators_1_pub, &_actuators_out_1); + + } else { + _actuators_1_pub = orb_advertise(ORB_ID(actuator_controls_1), &_actuators_out_1); + } + } + } + + // publish the attitude rates setpoint + 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); + } + } + + warnx("exit"); + _control_task = -1; + _exit(0); +} + +int +VtolAttitudeControl::start() +{ + ASSERT(_control_task == -1); + + /* start the task */ + _control_task = task_spawn_cmd("vtol_att_control", + SCHED_DEFAULT, + SCHED_PRIORITY_MAX - 10, + 2048, + (main_t)&VtolAttitudeControl::task_main_trampoline, + nullptr); + + if (_control_task < 0) { + warn("task start failed"); + return -errno; + } + + return OK; +} + + +int vtol_att_control_main(int argc, char *argv[]) +{ + if (argc < 1) { + errx(1, "usage: vtol_att_control {start|stop|status}"); + } + + if (!strcmp(argv[1], "start")) { + + if (VTOL_att_control::g_control != nullptr) { + errx(1, "already running"); + } + + VTOL_att_control::g_control = new VtolAttitudeControl; + + if (VTOL_att_control::g_control == nullptr) { + errx(1, "alloc failed"); + } + + if (OK != VTOL_att_control::g_control->start()) { + delete VTOL_att_control::g_control; + VTOL_att_control::g_control = nullptr; + err(1, "start failed"); + } + + exit(0); + } + + if (!strcmp(argv[1], "stop")) { + if (VTOL_att_control::g_control == nullptr) { + errx(1, "not running"); + } + + delete VTOL_att_control::g_control; + VTOL_att_control::g_control = nullptr; + exit(0); + } + + if (!strcmp(argv[1], "status")) { + if (VTOL_att_control::g_control) { + errx(0, "running"); + + } else { + errx(1, "not running"); + } + } + + warnx("unrecognized command"); + return 1; +} -- cgit v1.2.3