diff options
27 files changed, 1419 insertions, 74 deletions
diff --git a/ROMFS/px4fmu_common/init.d/13001_caipirinha_vtol b/ROMFS/px4fmu_common/init.d/13001_caipirinha_vtol new file mode 100644 index 000000000..bff971c0f --- /dev/null +++ b/ROMFS/px4fmu_common/init.d/13001_caipirinha_vtol @@ -0,0 +1,16 @@ +#!nsh +# +# Generic configuration file for caipirinha VTOL version +# +# Roman Bapst <bapstr@ethz.ch> +# + +sh /etc/init.d/rc.vtol_defaults + +set MIXER FMU_caipirinha_vtol + +set PWM_OUTPUTS 12 +set PWM_MAX 2000 +set PWM_RATE 400 +param set VTOL_MOT_COUNT 2 +param set IDLE_PWM_MC 1080 diff --git a/ROMFS/px4fmu_common/init.d/rc.autostart b/ROMFS/px4fmu_common/init.d/rc.autostart index 496a52c5f..19fce6ea5 100644 --- a/ROMFS/px4fmu_common/init.d/rc.autostart +++ b/ROMFS/px4fmu_common/init.d/rc.autostart @@ -15,6 +15,7 @@ # 10000 .. 10999 Wide arm / H frame # 11000 .. 11999 Hexa Cox # 12000 .. 12999 Octo Cox +# 13000 .. 13999 VTOL # # Simulation @@ -237,3 +238,13 @@ if param compare SYS_AUTOSTART 12001 then sh /etc/init.d/12001_octo_cox fi + +# 13000 is historically reserved for the quadshot + +# +# VTOL caipririnha +# + if param compare SYS_AUTOSTART 13001 + then + sh /etc/init.d/13001_caipirinha_vtol + fi diff --git a/ROMFS/px4fmu_common/init.d/rc.vtol_apps b/ROMFS/px4fmu_common/init.d/rc.vtol_apps new file mode 100644 index 000000000..23ade6d78 --- /dev/null +++ b/ROMFS/px4fmu_common/init.d/rc.vtol_apps @@ -0,0 +1,15 @@ +#!nsh +# +# Standard apps for vtol: +# att & pos estimator, att & pos control. +# + +attitude_estimator_ekf start +#ekf_att_pos_estimator start +position_estimator_inav start + +vtol_att_control start +mc_att_control start +mc_pos_control start +fw_att_control start +fw_pos_control_l1 start diff --git a/ROMFS/px4fmu_common/init.d/rc.vtol_defaults b/ROMFS/px4fmu_common/init.d/rc.vtol_defaults new file mode 100644 index 000000000..376a2e257 --- /dev/null +++ b/ROMFS/px4fmu_common/init.d/rc.vtol_defaults @@ -0,0 +1,39 @@ +#!nsh + +set VEHICLE_TYPE vtol + +if [ $DO_AUTOCONFIG == yes ] +then + # + #Default controller parameters for MC + # + param set MC_ROLL_P 6.0 + param set MC_ROLLRATE_P 0.1 + param set MC_ROLLRATE_I 0.0 + param set MC_ROLLRATE_D 0.003 + param set MC_PITCH_P 6.0 + param set MC_PITCHRATE_P 0.2 + param set MC_PITCHRATE_I 0.0 + param set MC_PITCHRATE_D 0.003 + param set MC_YAW_P 4 + param set MC_YAWRATE_P 0.2 + param set MC_YAWRATE_I 0.0 + param set MC_YAWRATE_D 0.0 + param set MC_YAW_FF 0.3 + + # + # Default parameters for FW + # + param set FW_PR_FF 0.3 + param set FW_PR_I 0.000 + param set FW_PR_IMAX 0.2 + param set FW_PR_P 0.02 + param set FW_RR_FF 0.3 + param set FW_RR_I 0.00 + param set FW_RR_IMAX 0.2 + param set FW_RR_P 0.02 +fi + +set PWM_DISARMED 900 +set PWM_MIN 1000 +set PWM_MAX 2000 diff --git a/ROMFS/px4fmu_common/init.d/rcS b/ROMFS/px4fmu_common/init.d/rcS index b027107c8..f0fe6d25b 100644 --- a/ROMFS/px4fmu_common/init.d/rcS +++ b/ROMFS/px4fmu_common/init.d/rcS @@ -550,7 +550,46 @@ then sh /etc/init.d/rc.mc_apps fi fi + + # + # VTOL setup + # + if [ $VEHICLE_TYPE == vtol ] + then + echo "[init] Vehicle type: VTOL" + + if [ $MIXER == none ] + then + echo "Default mixer for vtol not defined" + fi + + if [ $MAV_TYPE == none ] + then + # Use mixer to detect vehicle type + if [ $MIXER == FMU_caipirinha_vtol ] + then + set MAV_TYPE 19 + fi + fi + # Still no MAV_TYPE found + if [ $MAV_TYPE == none ] + then + echo "Unknown MAV_TYPE" + else + param set MAV_TYPE $MAV_TYPE + fi + + # Load mixer and configure outputs + sh /etc/init.d/rc.interface + + # Start standard vtol apps + if [ $LOAD_DEFAULT_APPS == yes ] + then + sh /etc/init.d/rc.vtol_apps + fi + fi + # # Start the navigator # diff --git a/ROMFS/px4fmu_common/mixers/FMU_caipirinha_vtol.mix b/ROMFS/px4fmu_common/mixers/FMU_caipirinha_vtol.mix new file mode 100644 index 000000000..5ae0f5588 --- /dev/null +++ b/ROMFS/px4fmu_common/mixers/FMU_caipirinha_vtol.mix @@ -0,0 +1,16 @@ +#!nsh +# Caipirinha vtol mixer for PX4FMU +# +#=========================== +R: 2- 10000 10000 10000 0 + +#mixer for the elevons +M: 2 +O: 10000 10000 0 -10000 10000 +S: 1 0 10000 10000 0 -10000 10000 +S: 1 1 10000 10000 0 -10000 10000 + +M: 2 +O: 10000 10000 0 -10000 10000 +S: 1 0 10000 10000 0 -10000 10000 +S: 1 1 -10000 -10000 0 -10000 10000 diff --git a/makefiles/config_px4fmu-v2_default.mk b/makefiles/config_px4fmu-v2_default.mk index df6b6d0c5..335055cb1 100644 --- a/makefiles/config_px4fmu-v2_default.mk +++ b/makefiles/config_px4fmu-v2_default.mk @@ -86,6 +86,7 @@ MODULES += modules/fw_pos_control_l1 MODULES += modules/fw_att_control MODULES += modules/mc_att_control MODULES += modules/mc_pos_control +MODULES += modules/vtol_att_control # # Logging 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 c1f032b49..6068ab082 100755 --- a/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_main.cpp +++ b/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_main.cpp @@ -571,6 +571,44 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds memcpy(&att.R[0][0], &R.data[0][0], sizeof(att.R)); att.R_valid = true; + // compute secondary attitude + math::Matrix<3, 3> R_adapted; //modified rotation matrix + R_adapted = R; + + //move z to x + R_adapted(0, 0) = R(0, 2); + R_adapted(1, 0) = R(1, 2); + R_adapted(2, 0) = R(2, 2); + //move x to z + R_adapted(0, 2) = R(0, 0); + R_adapted(1, 2) = R(1, 0); + R_adapted(2, 2) = R(2, 0); + + //change direction of pitch (convert to right handed system) + R_adapted(0, 0) = -R_adapted(0, 0); + R_adapted(1, 0) = -R_adapted(1, 0); + R_adapted(2, 0) = -R_adapted(2, 0); + math::Vector<3> euler_angles_sec; //adapted euler angles for fixed wing operation + euler_angles_sec = R_adapted.to_euler(); + + att.roll_sec = euler_angles_sec(0); + att.pitch_sec = euler_angles_sec(1); + att.yaw_sec = euler_angles_sec(2); + + memcpy(&att.R_sec[0][0], &R_adapted.data[0][0], sizeof(att.R_sec)); + + att.rollspeed_sec = -x_aposteriori[2]; + att.pitchspeed_sec = x_aposteriori[1]; + att.yawspeed_sec = x_aposteriori[0]; + att.rollacc_sec = -x_aposteriori[5]; + att.pitchacc_sec = x_aposteriori[4]; + att.yawacc_sec = x_aposteriori[3]; + + att.g_comp_sec[0] = -raw.accelerometer_m_s2[2] - (-acc(2)); + att.g_comp_sec[1] = raw.accelerometer_m_s2[1] - acc(1); + att.g_comp_sec[2] = raw.accelerometer_m_s2[0] - acc(0); + + if (isfinite(att.roll) && isfinite(att.pitch) && isfinite(att.yaw)) { // Broadcast orb_publish(ORB_ID(vehicle_attitude), pub_att, &att); diff --git a/src/modules/commander/commander.cpp b/src/modules/commander/commander.cpp index 6d6b3a36c..744323c01 100644 --- a/src/modules/commander/commander.cpp +++ b/src/modules/commander/commander.cpp @@ -82,6 +82,7 @@ #include <uORB/topics/mission.h> #include <uORB/topics/mission_result.h> #include <uORB/topics/telemetry_status.h> +#include <uORB/topics/vtol_vehicle_status.h> #include <drivers/drv_led.h> #include <drivers/drv_hrt.h> @@ -149,6 +150,9 @@ enum MAV_MODE_FLAG { /* Mavlink file descriptors */ static int mavlink_fd = 0; +/* Syste autostart ID */ +static int autostart_id; + /* flags */ static bool commander_initialized = false; static volatile bool thread_should_exit = false; /**< daemon exit flag */ @@ -732,6 +736,7 @@ int commander_thread_main(int argc, char *argv[]) param_t _param_ef_throttle_thres = param_find("COM_EF_THROT"); param_t _param_ef_current2throttle_thres = param_find("COM_EF_C2T"); param_t _param_ef_time_thres = param_find("COM_EF_TIME"); + param_t _param_autostart_id = param_find("SYS_AUTOSTART"); /* welcome user */ warnx("starting"); @@ -1014,6 +1019,13 @@ int commander_thread_main(int argc, char *argv[]) struct actuator_controls_s actuator_controls; memset(&actuator_controls, 0, sizeof(actuator_controls)); + /* Subscribe to vtol vehicle status topic */ + int vtol_vehicle_status_sub = orb_subscribe(ORB_ID(vtol_vehicle_status)); + struct vtol_vehicle_status_s vtol_status; + memset(&vtol_status, 0, sizeof(vtol_status)); + vtol_status.vtol_in_rw_mode = true; //default for vtol is rotary wing + + control_status_leds(&status, &armed, true); /* now initialized */ @@ -1070,7 +1082,10 @@ int commander_thread_main(int argc, char *argv[]) status.system_type == VEHICLE_TYPE_TRICOPTER || status.system_type == VEHICLE_TYPE_QUADROTOR || status.system_type == VEHICLE_TYPE_HEXAROTOR || - status.system_type == VEHICLE_TYPE_OCTOROTOR) { + status.system_type == VEHICLE_TYPE_OCTOROTOR || + (status.system_type == VEHICLE_TYPE_VTOL_DUOROTOR && vtol_status.vtol_in_rw_mode) || + (status.system_type == VEHICLE_TYPE_VTOL_QUADROTOR && vtol_status.vtol_in_rw_mode)) { + status.is_rotary_wing = true; } else { @@ -1106,6 +1121,7 @@ int commander_thread_main(int argc, char *argv[]) param_get(_param_ef_throttle_thres, &ef_throttle_thres); param_get(_param_ef_current2throttle_thres, &ef_current2throttle_thres); param_get(_param_ef_time_thres, &ef_time_thres); + param_get(_param_autostart_id, &autostart_id); } orb_check(sp_man_sub, &updated); @@ -1231,6 +1247,19 @@ int commander_thread_main(int argc, char *argv[]) } } + /* update vtol vehicle status*/ + orb_check(vtol_vehicle_status_sub, &updated); + + if (updated) { + /* vtol status changed */ + orb_copy(ORB_ID(vtol_vehicle_status), vtol_vehicle_status_sub, &vtol_status); + + /* Make sure that this is only adjusted if vehicle realy is of type vtol*/ + if (status.system_type == VEHICLE_TYPE_VTOL_DUOROTOR || VEHICLE_TYPE_VTOL_QUADROTOR) { + status.is_rotary_wing = vtol_status.vtol_in_rw_mode; + } + } + /* update global position estimate */ orb_check(global_position_sub, &updated); @@ -2189,7 +2218,13 @@ set_control_mode() /* 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; + if (autostart_id < 13000 || autostart_id >= 14000) { + control_mode.flag_external_manual_override_ok = !status.is_rotary_wing; + + } else { + control_mode.flag_external_manual_override_ok = false; + } + control_mode.flag_system_hil_enabled = status.hil_state == HIL_STATE_ON; control_mode.flag_control_offboard_enabled = false; 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 2d5744b8a..8d18ae68c 100644 --- a/src/modules/fw_att_control/fw_att_control_main.cpp +++ b/src/modules/fw_att_control/fw_att_control_main.cpp @@ -35,8 +35,9 @@ * @file fw_att_control_main.c * Implementation of a generic attitude controller based on classic orthogonal PIDs. * - * @author Lorenz Meier <lm@inf.ethz.ch> - * @author Thomas Gubler <thomasgubler@gmail.com> + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Thomas Gubler <thomasgubler@gmail.com> + * @author Roman Bapst <bapstr@ethz.ch> * */ @@ -92,12 +93,12 @@ public: FixedwingAttitudeControl(); /** - * Destructor, also kills the sensors task. + * Destructor, also kills the main task. */ ~FixedwingAttitudeControl(); /** - * Start the sensors task. + * Start the main task. * * @return OK on success. */ @@ -112,9 +113,9 @@ public: private: - bool _task_should_exit; /**< if true, sensor task should exit */ + bool _task_should_exit; /**< if true, attitude control task should exit */ bool _task_running; /**< if true, task is running in its mainloop */ - int _control_task; /**< task handle for sensor task */ + int _control_task; /**< task handle */ int _att_sub; /**< vehicle attitude subscription */ int _accel_sub; /**< accelerometer subscription */ @@ -130,11 +131,15 @@ private: orb_advert_t _rate_sp_pub; /**< rate setpoint publication */ orb_advert_t _attitude_sp_pub; /**< attitude setpoint point */ orb_advert_t _actuators_0_pub; /**< actuator control group 0 setpoint */ - orb_advert_t _actuators_1_pub; /**< actuator control group 1 setpoint (Airframe) */ + orb_advert_t _actuators_2_pub; /**< actuator control group 1 setpoint (Airframe) */ + + orb_id_t _rates_sp_id; // pointer to correct rates setpoint uORB metadata structure + orb_id_t _actuators_id; // pointer to correct actuator controls0 uORB metadata structure struct vehicle_attitude_s _att; /**< vehicle attitude */ struct accel_report _accel; /**< body frame accelerations */ struct vehicle_attitude_setpoint_s _att_sp; /**< vehicle attitude setpoint */ + struct vehicle_rates_setpoint_s _rates_sp; /* attitude rates setpoint */ struct manual_control_setpoint_s _manual; /**< r/c channel data */ struct airspeed_s _airspeed; /**< airspeed */ struct vehicle_control_mode_s _vcontrol_mode; /**< vehicle control mode */ @@ -189,6 +194,8 @@ private: float man_roll_max; /**< Max Roll in rad */ float man_pitch_max; /**< Max Pitch in rad */ + param_t autostart_id; /* indicates which airframe is used */ + } _parameters; /**< local copies of interesting parameters */ struct { @@ -228,6 +235,8 @@ private: param_t pitchsp_offset_deg; param_t man_roll_max; param_t man_pitch_max; + + param_t autostart_id; /* indicates which airframe is used */ } _parameter_handles; /**< handles for interesting parameters */ @@ -289,7 +298,7 @@ private: static void task_main_trampoline(int argc, char *argv[]); /** - * Main sensor collection task. + * Main attitude controller collection task. */ void task_main(); @@ -327,7 +336,7 @@ FixedwingAttitudeControl::FixedwingAttitudeControl() : _rate_sp_pub(-1), _attitude_sp_pub(-1), _actuators_0_pub(-1), - _actuators_1_pub(-1), + _actuators_2_pub(-1), /* performance counters */ _loop_perf(perf_alloc(PC_ELAPSED, "fw att control")), @@ -341,6 +350,7 @@ FixedwingAttitudeControl::FixedwingAttitudeControl() : _att = {}; _accel = {}; _att_sp = {}; + _rates_sp = {}; _manual = {}; _airspeed = {}; _vcontrol_mode = {}; @@ -386,8 +396,19 @@ FixedwingAttitudeControl::FixedwingAttitudeControl() : _parameter_handles.man_roll_max = param_find("FW_MAN_R_MAX"); _parameter_handles.man_pitch_max = param_find("FW_MAN_P_MAX"); + _parameter_handles.autostart_id = param_find("SYS_AUTOSTART"); + /* fetch initial parameter values */ parameters_update(); + // set correct uORB ID, depending on if vehicle is VTOL or not + if (_parameters.autostart_id >= 13000 && _parameters.autostart_id <= 13999) { /* VTOL airframe?*/ + _rates_sp_id = ORB_ID(fw_virtual_rates_setpoint); + _actuators_id = ORB_ID(actuator_controls_virtual_fw); + } + else { + _rates_sp_id = ORB_ID(vehicle_rates_setpoint); + _actuators_id = ORB_ID(actuator_controls_0); + } } FixedwingAttitudeControl::~FixedwingAttitudeControl() @@ -462,6 +483,7 @@ FixedwingAttitudeControl::parameters_update() _parameters.man_roll_max = math::radians(_parameters.man_roll_max); _parameters.man_pitch_max = math::radians(_parameters.man_pitch_max); + param_get(_parameter_handles.autostart_id, &_parameters.autostart_id); /* pitch control parameters */ _pitch_ctrl.set_time_constant(_parameters.tconst); @@ -497,7 +519,7 @@ FixedwingAttitudeControl::vehicle_control_mode_poll() { bool vcontrol_mode_updated; - /* Check HIL state if vehicle status has changed */ + /* Check if vehicle control mode has changed */ orb_check(_vcontrol_mode_sub, &vcontrol_mode_updated); if (vcontrol_mode_updated) { @@ -529,7 +551,6 @@ FixedwingAttitudeControl::vehicle_airspeed_poll() if (airspeed_updated) { orb_copy(ORB_ID(airspeed), _airspeed_sub, &_airspeed); -// warnx("airspeed poll: ind: %.4f, true: %.4f", _airspeed.indicated_airspeed_m_s, _airspeed.true_airspeed_m_s); } } @@ -679,6 +700,65 @@ FixedwingAttitudeControl::task_main() /* load local copies */ orb_copy(ORB_ID(vehicle_attitude), _att_sub, &_att); + if (_parameters.autostart_id >= 13000 + && _parameters.autostart_id <= 13999) { //vehicle type is VTOL, need to modify attitude! + /* The following modification to the attitude is vehicle specific and in this case applies + to tail-sitter models !!! + + * Since the VTOL airframe is initialized as a multicopter we need to + * modify the estimated attitude for the fixed wing operation. + * Since the neutral position of the vehicle in fixed wing mode is -90 degrees rotated around + * the pitch axis compared to the neutral position of the vehicle in multicopter mode + * we need to swap the roll and the yaw axis (1st and 3rd column) in the rotation matrix. + * Additionally, in order to get the correct sign of the pitch, we need to multiply + * the new x axis of the rotation matrix with -1 + * + * original: modified: + * + * Rxx Ryx Rzx -Rzx Ryx Rxx + * Rxy Ryy Rzy -Rzy Ryy Rxy + * Rxz Ryz Rzz -Rzz Ryz Rxz + * */ + math::Matrix<3, 3> R; //original rotation matrix + math::Matrix<3, 3> R_adapted; //modified rotation matrix + R.set(_att.R); + R_adapted.set(_att.R); + + //move z to x + R_adapted(0, 0) = R(0, 2); + R_adapted(1, 0) = R(1, 2); + R_adapted(2, 0) = R(2, 2); + //move x to z + R_adapted(0, 2) = R(0, 0); + R_adapted(1, 2) = R(1, 0); + R_adapted(2, 2) = R(2, 0); + + //change direction of pitch (convert to right handed system) + R_adapted(0, 0) = -R_adapted(0, 0); + R_adapted(1, 0) = -R_adapted(1, 0); + R_adapted(2, 0) = -R_adapted(2, 0); + math::Vector<3> euler_angles; //adapted euler angles for fixed wing operation + euler_angles = R_adapted.to_euler(); + //fill in new attitude data + _att.roll = euler_angles(0); + _att.pitch = euler_angles(1); + _att.yaw = euler_angles(2); + _att.R[0][0] = R_adapted(0, 0); + _att.R[0][1] = R_adapted(0, 1); + _att.R[0][2] = R_adapted(0, 2); + _att.R[1][0] = R_adapted(1, 0); + _att.R[1][1] = R_adapted(1, 1); + _att.R[1][2] = R_adapted(1, 2); + _att.R[2][0] = R_adapted(2, 0); + _att.R[2][1] = R_adapted(2, 1); + _att.R[2][2] = R_adapted(2, 2); + + // lastly, roll- and yawspeed have to be swaped + float helper = _att.rollspeed; + _att.rollspeed = -_att.yawspeed; + _att.yawspeed = helper; + } + vehicle_airspeed_poll(); vehicle_setpoint_poll(); @@ -696,7 +776,7 @@ FixedwingAttitudeControl::task_main() /* lock integrator until control is started */ bool lock_integrator; - if (_vcontrol_mode.flag_control_attitude_enabled) { + if (_vcontrol_mode.flag_control_attitude_enabled && !_vehicle_status.is_rotary_wing) { lock_integrator = false; } else { @@ -705,10 +785,10 @@ FixedwingAttitudeControl::task_main() /* Simple handling of failsafe: deploy parachute if failsafe is on */ if (_vcontrol_mode.flag_control_termination_enabled) { - _actuators_airframe.control[1] = 1.0f; + _actuators_airframe.control[7] = 1.0f; // warnx("_actuators_airframe.control[1] = 1.0f;"); } else { - _actuators_airframe.control[1] = 0.0f; + _actuators_airframe.control[7] = 0.0f; // warnx("_actuators_airframe.control[1] = -1.0f;"); } @@ -820,18 +900,18 @@ FixedwingAttitudeControl::task_main() att_sp.thrust = throttle_sp; /* lazily publish the setpoint only once available */ - if (_attitude_sp_pub > 0) { + if (_attitude_sp_pub > 0 && !_vehicle_status.is_rotary_wing) { /* publish the attitude setpoint */ orb_publish(ORB_ID(vehicle_attitude_setpoint), _attitude_sp_pub, &att_sp); - } else { + } else if (_attitude_sp_pub < 0 && !_vehicle_status.is_rotary_wing) { /* advertise and publish */ _attitude_sp_pub = orb_advertise(ORB_ID(vehicle_attitude_setpoint), &att_sp); } } /* If the aircraft is on ground reset the integrators */ - if (_vehicle_status.condition_landed) { + if (_vehicle_status.condition_landed || _vehicle_status.is_rotary_wing) { _roll_ctrl.reset_integrator(); _pitch_ctrl.reset_integrator(); _yaw_ctrl.reset_integrator(); @@ -933,20 +1013,18 @@ FixedwingAttitudeControl::task_main() * Lazily publish the rate setpoint (for analysis, the actuators are published below) * only once available */ - vehicle_rates_setpoint_s rates_sp; - rates_sp.roll = _roll_ctrl.get_desired_rate(); - rates_sp.pitch = _pitch_ctrl.get_desired_rate(); - rates_sp.yaw = _yaw_ctrl.get_desired_rate(); + _rates_sp.roll = _roll_ctrl.get_desired_rate(); + _rates_sp.pitch = _pitch_ctrl.get_desired_rate(); + _rates_sp.yaw = _yaw_ctrl.get_desired_rate(); - rates_sp.timestamp = hrt_absolute_time(); + _rates_sp.timestamp = hrt_absolute_time(); if (_rate_sp_pub > 0) { - /* publish the attitude setpoint */ - orb_publish(ORB_ID(vehicle_rates_setpoint), _rate_sp_pub, &rates_sp); - + /* publish the attitude rates setpoint */ + orb_publish(_rates_sp_id, _rate_sp_pub, &_rates_sp); } else { - /* advertise and publish */ - _rate_sp_pub = orb_advertise(ORB_ID(vehicle_rates_setpoint), &rates_sp); + /* advertise the attitude rates setpoint */ + _rate_sp_pub = orb_advertise(_rates_sp_id, &_rates_sp); } } else { @@ -966,28 +1044,21 @@ FixedwingAttitudeControl::task_main() _actuators.timestamp = hrt_absolute_time(); _actuators_airframe.timestamp = hrt_absolute_time(); + /* publish the actuator controls */ if (_actuators_0_pub > 0) { - /* publish the attitude setpoint */ - orb_publish(ORB_ID(actuator_controls_0), _actuators_0_pub, &_actuators); - + orb_publish(_actuators_id, _actuators_0_pub, &_actuators); } else { - /* advertise and publish */ - _actuators_0_pub = orb_advertise(ORB_ID(actuator_controls_0), &_actuators); + _actuators_0_pub= orb_advertise(_actuators_id, &_actuators); } - if (_actuators_1_pub > 0) { - /* publish the attitude setpoint */ - orb_publish(ORB_ID(actuator_controls_1), _actuators_1_pub, &_actuators_airframe); -// warnx("%.2f %.2f %.2f %.2f %.2f %.2f %.2f %.2f", -// (double)_actuators_airframe.control[0], (double)_actuators_airframe.control[1], (double)_actuators_airframe.control[2], -// (double)_actuators_airframe.control[3], (double)_actuators_airframe.control[4], (double)_actuators_airframe.control[5], -// (double)_actuators_airframe.control[6], (double)_actuators_airframe.control[7]); + if (_actuators_2_pub > 0) { + /* publish the actuator controls*/ + orb_publish(ORB_ID(actuator_controls_2), _actuators_2_pub, &_actuators_airframe); } else { /* advertise and publish */ - _actuators_1_pub = orb_advertise(ORB_ID(actuator_controls_1), &_actuators_airframe); + _actuators_2_pub = orb_advertise(ORB_ID(actuator_controls_2), &_actuators_airframe); } - } loop_counter++; diff --git a/src/modules/mavlink/mavlink_messages.cpp b/src/modules/mavlink/mavlink_messages.cpp index 5908279d5..378e3427d 100644 --- a/src/modules/mavlink/mavlink_messages.cpp +++ b/src/modules/mavlink/mavlink_messages.cpp @@ -1351,7 +1351,10 @@ protected: /* scale outputs depending on system type */ if (system_type == MAV_TYPE_QUADROTOR || system_type == MAV_TYPE_HEXAROTOR || - system_type == MAV_TYPE_OCTOROTOR) { + system_type == MAV_TYPE_OCTOROTOR || + system_type == MAV_TYPE_VTOL_DUOROTOR || + system_type == MAV_TYPE_VTOL_QUADROTOR) { + /* multirotors: set number of rotor outputs depending on type */ unsigned n; @@ -1365,6 +1368,14 @@ protected: n = 6; break; + case MAV_TYPE_VTOL_DUOROTOR: + n = 2; + break; + + case MAV_TYPE_VTOL_QUADROTOR: + n = 4; + break; + default: n = 8; break; 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 81a13edb8..0702e6378 100644 --- a/src/modules/mc_att_control/mc_att_control_main.cpp +++ b/src/modules/mc_att_control/mc_att_control_main.cpp @@ -66,6 +66,7 @@ #include <uORB/topics/vehicle_rates_setpoint.h> #include <uORB/topics/vehicle_attitude.h> #include <uORB/topics/vehicle_control_mode.h> +#include <uORB/topics/vehicle_status.h> #include <uORB/topics/actuator_armed.h> #include <uORB/topics/parameter_update.h> #include <systemlib/param/param.h> @@ -96,12 +97,12 @@ public: MulticopterAttitudeControl(); /** - * Destructor, also kills the sensors task. + * Destructor, also kills the main task */ ~MulticopterAttitudeControl(); /** - * Start the sensors task. + * Start the multicopter attitude control task. * * @return OK on success. */ @@ -109,8 +110,8 @@ public: private: - bool _task_should_exit; /**< if true, sensor task should exit */ - int _control_task; /**< task handle for sensor task */ + bool _task_should_exit; /**< if true, task_main() should exit */ + int _control_task; /**< task handle */ int _v_att_sub; /**< vehicle attitude subscription */ int _v_att_sp_sub; /**< vehicle attitude setpoint subscription */ @@ -119,11 +120,15 @@ private: int _params_sub; /**< parameter updates subscription */ int _manual_control_sp_sub; /**< manual control setpoint subscription */ int _armed_sub; /**< arming status subscription */ + int _vehicle_status_sub; /**< vehicle status subscription */ orb_advert_t _att_sp_pub; /**< attitude setpoint publication */ orb_advert_t _v_rates_sp_pub; /**< rate setpoint publication */ orb_advert_t _actuators_0_pub; /**< attitude actuator controls publication */ + orb_id_t _rates_sp_id; // pointer to correct rates setpoint uORB metadata structure + orb_id_t _actuators_id; // pointer to correct actuator controls0 uORB metadata structure + bool _actuators_0_circuit_breaker_enabled; /**< circuit breaker to suppress output */ struct vehicle_attitude_s _v_att; /**< vehicle attitude */ @@ -133,6 +138,7 @@ private: struct vehicle_control_mode_s _v_control_mode; /**< vehicle control mode */ struct actuator_controls_s _actuators; /**< actuator controls */ struct actuator_armed_s _armed; /**< actuator arming status */ + struct vehicle_status_s _vehicle_status; /**< vehicle status */ perf_counter_t _loop_perf; /**< loop performance counter */ @@ -168,6 +174,8 @@ private: param_t acro_roll_max; param_t acro_pitch_max; param_t acro_yaw_max; + + param_t autostart_id; //what frame are we using? } _params_handles; /**< handles for interesting parameters */ struct { @@ -182,6 +190,8 @@ private: float man_pitch_max; float man_yaw_max; math::Vector<3> acro_rate_max; /**< max attitude rates in acro mode */ + + param_t autostart_id; } _params; /** @@ -230,6 +240,11 @@ private: void control_attitude_rates(float dt); /** + * Check for vehicle status updates. + */ + void vehicle_status_poll(); + + /** * Shim for calling task_main from task_create. */ static void task_main_trampoline(int argc, char *argv[]); @@ -264,6 +279,7 @@ MulticopterAttitudeControl::MulticopterAttitudeControl() : _params_sub(-1), _manual_control_sp_sub(-1), _armed_sub(-1), + _vehicle_status_sub(-1), /* publications */ _att_sp_pub(-1), @@ -283,6 +299,8 @@ MulticopterAttitudeControl::MulticopterAttitudeControl() : memset(&_v_control_mode, 0, sizeof(_v_control_mode)); memset(&_actuators, 0, sizeof(_actuators)); memset(&_armed, 0, sizeof(_armed)); + memset(&_vehicle_status, 0, sizeof(_vehicle_status)); + _vehicle_status.is_rotary_wing = true; _params.att_p.zero(); _params.rate_p.zero(); @@ -295,6 +313,8 @@ MulticopterAttitudeControl::MulticopterAttitudeControl() : _params.man_yaw_max = 0.0f; _params.acro_rate_max.zero(); + _params.autostart_id = 0; //default + _rates_prev.zero(); _rates_sp.zero(); _rates_int.zero(); @@ -324,8 +344,19 @@ MulticopterAttitudeControl::MulticopterAttitudeControl() : _params_handles.acro_pitch_max = param_find("MC_ACRO_P_MAX"); _params_handles.acro_yaw_max = param_find("MC_ACRO_Y_MAX"); + _params_handles.autostart_id = param_find("SYS_AUTOSTART"); + /* fetch initial parameter values */ parameters_update(); + // set correct uORB ID, depending on if vehicle is VTOL or not + if (_params.autostart_id >= 13000 && _params.autostart_id <= 13999) { /* VTOL airframe?*/ + _rates_sp_id = ORB_ID(mc_virtual_rates_setpoint); + _actuators_id = ORB_ID(actuator_controls_virtual_mc); + } + else { + _rates_sp_id = ORB_ID(vehicle_rates_setpoint); + _actuators_id = ORB_ID(actuator_controls_0); + } } MulticopterAttitudeControl::~MulticopterAttitudeControl() @@ -409,6 +440,8 @@ MulticopterAttitudeControl::parameters_update() _actuators_0_circuit_breaker_enabled = circuit_breaker_enabled("CBRK_RATE_CTRL", CBRK_RATE_CTRL_KEY); + param_get(_params_handles.autostart_id, &_params.autostart_id); + return OK; } @@ -417,7 +450,7 @@ MulticopterAttitudeControl::parameter_update_poll() { bool updated; - /* Check HIL state if vehicle status has changed */ + /* Check if parameters have changed */ orb_check(_params_sub, &updated); if (updated) { @@ -432,7 +465,7 @@ MulticopterAttitudeControl::vehicle_control_mode_poll() { bool updated; - /* Check HIL state if vehicle status has changed */ + /* Check if vehicle control mode has changed */ orb_check(_v_control_mode_sub, &updated); if (updated) { @@ -489,6 +522,18 @@ MulticopterAttitudeControl::arming_status_poll() } } +void +MulticopterAttitudeControl::vehicle_status_poll() +{ + /* check if there is new status information */ + bool vehicle_status_updated; + orb_check(_vehicle_status_sub, &vehicle_status_updated); + + if (vehicle_status_updated) { + orb_copy(ORB_ID(vehicle_status), _vehicle_status_sub, &_vehicle_status); + } +} + /* * Attitude controller. * Input: 'manual_control_setpoint' and 'vehicle_attitude_setpoint' topics (depending on mode) @@ -585,7 +630,7 @@ MulticopterAttitudeControl::control_attitude(float dt) } /* publish the attitude setpoint if needed */ - if (publish_att_sp) { + if (publish_att_sp && _vehicle_status.is_rotary_wing) { _v_att_sp.timestamp = hrt_absolute_time(); if (_att_sp_pub > 0) { @@ -682,7 +727,7 @@ void MulticopterAttitudeControl::control_attitude_rates(float dt) { /* reset integral if disarmed */ - if (!_armed.armed) { + if (!_armed.armed || !_vehicle_status.is_rotary_wing) { _rates_int.zero(); } @@ -732,6 +777,7 @@ MulticopterAttitudeControl::task_main() _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)); + _vehicle_status_sub = orb_subscribe(ORB_ID(vehicle_status)); /* initialize parameters cache */ parameters_update(); @@ -783,6 +829,7 @@ MulticopterAttitudeControl::task_main() vehicle_control_mode_poll(); arming_status_poll(); vehicle_manual_poll(); + vehicle_status_poll(); if (_v_control_mode.flag_control_attitude_enabled) { control_attitude(dt); @@ -795,10 +842,10 @@ MulticopterAttitudeControl::task_main() _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); + orb_publish(_rates_sp_id, _v_rates_sp_pub, &_v_rates_sp); } else { - _v_rates_sp_pub = orb_advertise(ORB_ID(vehicle_rates_setpoint), &_v_rates_sp); + _v_rates_sp_pub = orb_advertise(_rates_sp_id, &_v_rates_sp); } } else { @@ -819,10 +866,10 @@ MulticopterAttitudeControl::task_main() _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); + orb_publish(_rates_sp_id, _v_rates_sp_pub, &_v_rates_sp); } else { - _v_rates_sp_pub = orb_advertise(ORB_ID(vehicle_rates_setpoint), &_v_rates_sp); + _v_rates_sp_pub = orb_advertise(_rates_sp_id, &_v_rates_sp); } } else { @@ -847,11 +894,12 @@ MulticopterAttitudeControl::task_main() if (!_actuators_0_circuit_breaker_enabled) { if (_actuators_0_pub > 0) { - orb_publish(ORB_ID(actuator_controls_0), _actuators_0_pub, &_actuators); + orb_publish(_actuators_id, _actuators_0_pub, &_actuators); } else { - _actuators_0_pub = orb_advertise(ORB_ID(actuator_controls_0), &_actuators); + _actuators_0_pub = orb_advertise(_actuators_id, &_actuators); } + } } } diff --git a/src/modules/sdlog2/sdlog2.c b/src/modules/sdlog2/sdlog2.c index 0b6861d2a..6df677338 100644 --- a/src/modules/sdlog2/sdlog2.c +++ b/src/modules/sdlog2/sdlog2.c @@ -941,6 +941,7 @@ int sdlog2_thread_main(int argc, char *argv[]) struct vehicle_rates_setpoint_s rates_sp; struct actuator_outputs_s act_outputs; struct actuator_controls_s act_controls; + struct actuator_controls_s act_controls1; struct vehicle_local_position_s local_pos; struct vehicle_local_position_setpoint_s local_pos_sp; struct vehicle_global_position_s global_pos; @@ -1022,6 +1023,7 @@ int sdlog2_thread_main(int argc, char *argv[]) int rates_sp_sub; int act_outputs_sub; int act_controls_sub; + int act_controls_1_sub; int local_pos_sub; int local_pos_sp_sub; int global_pos_sub; @@ -1055,6 +1057,7 @@ int sdlog2_thread_main(int argc, char *argv[]) subs.rates_sp_sub = orb_subscribe(ORB_ID(vehicle_rates_setpoint)); subs.act_outputs_sub = orb_subscribe(ORB_ID_VEHICLE_CONTROLS); subs.act_controls_sub = orb_subscribe(ORB_ID_VEHICLE_ATTITUDE_CONTROLS); + subs.act_controls_1_sub = orb_subscribe(ORB_ID(actuator_controls_1)); subs.local_pos_sub = orb_subscribe(ORB_ID(vehicle_local_position)); subs.local_pos_sp_sub = orb_subscribe(ORB_ID(vehicle_local_position_setpoint)); subs.global_pos_sub = orb_subscribe(ORB_ID(vehicle_global_position)); @@ -1375,6 +1378,18 @@ int sdlog2_thread_main(int argc, char *argv[]) log_msg.body.log_ATT.gy = buf.att.g_comp[1]; log_msg.body.log_ATT.gz = buf.att.g_comp[2]; LOGBUFFER_WRITE_AND_COUNT(ATT); + // secondary attitude + log_msg.msg_type = LOG_ATT2_MSG; + log_msg.body.log_ATT.roll = buf.att.roll_sec; + log_msg.body.log_ATT.pitch = buf.att.pitch_sec; + log_msg.body.log_ATT.yaw = buf.att.yaw_sec; + log_msg.body.log_ATT.roll_rate = buf.att.rollspeed_sec; + log_msg.body.log_ATT.pitch_rate = buf.att.pitchspeed_sec; + log_msg.body.log_ATT.yaw_rate = buf.att.yawspeed_sec; + log_msg.body.log_ATT.gx = buf.att.g_comp_sec[0]; + log_msg.body.log_ATT.gy = buf.att.g_comp_sec[1]; + log_msg.body.log_ATT.gz = buf.att.g_comp_sec[2]; + LOGBUFFER_WRITE_AND_COUNT(ATT); } /* --- ATTITUDE SETPOINT --- */ @@ -1413,6 +1428,16 @@ int sdlog2_thread_main(int argc, char *argv[]) LOGBUFFER_WRITE_AND_COUNT(ATTC); } + /* --- ACTUATOR CONTROL FW VTOL --- */ + if(copy_if_updated(ORB_ID(actuator_controls_1),subs.act_controls_1_sub,&buf.act_controls)) { + log_msg.msg_type = LOG_ATC1_MSG; + log_msg.body.log_ATTC.roll = buf.act_controls.control[0]; + log_msg.body.log_ATTC.pitch = buf.act_controls.control[1]; + log_msg.body.log_ATTC.yaw = buf.act_controls.control[2]; + log_msg.body.log_ATTC.thrust = buf.act_controls.control[3]; + LOGBUFFER_WRITE_AND_COUNT(ATTC); + } + /* --- LOCAL POSITION --- */ if (copy_if_updated(ORB_ID(vehicle_local_position), subs.local_pos_sub, &buf.local_pos)) { log_msg.msg_type = LOG_LPOS_MSG; diff --git a/src/modules/sdlog2/sdlog2_messages.h b/src/modules/sdlog2/sdlog2_messages.h index 30491036a..b78b430aa 100644 --- a/src/modules/sdlog2/sdlog2_messages.h +++ b/src/modules/sdlog2/sdlog2_messages.h @@ -50,6 +50,7 @@ #pragma pack(push, 1) /* --- ATT - ATTITUDE --- */ #define LOG_ATT_MSG 2 +#define LOG_ATT2_MSG 41 struct log_ATT_s { float roll; float pitch; @@ -149,6 +150,7 @@ struct log_GPS_s { /* --- ATTC - ATTITUDE CONTROLS (ACTUATOR_0 CONTROLS)--- */ #define LOG_ATTC_MSG 9 +#define LOG_ATC1_MSG 40 struct log_ATTC_s { float roll; float pitch; @@ -422,7 +424,6 @@ struct log_ENCD_s { float vel1; }; - /********** SYSTEM MESSAGES, ID > 0x80 **********/ /* --- TIME - TIME STAMP --- */ @@ -450,7 +451,8 @@ struct log_PARM_s { /* construct list of all message formats */ 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_S(ATT, ATT, "fffffffff", "Roll,Pitch,Yaw,RollRate,PitchRate,YawRate,GX,GY,GZ"), + LOG_FORMAT_S(ATT2, ATT, "fffffffff", "Roll,Pitch,Yaw,RollRate,PitchRate,YawRate,GX,GY,GZ"), LOG_FORMAT(ATSP, "ffff", "RollSP,PitchSP,YawSP,ThrustSP"), 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"), @@ -459,7 +461,8 @@ static const struct log_format_s log_formats[] = { 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, "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_S(ATTC, ATTC, "ffff", "Roll,Pitch,Yaw,Thrust"), + LOG_FORMAT_S(ATC1, 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"), LOG_FORMAT(OUT0, "ffffffff", "Out0,Out1,Out2,Out3,Out4,Out5,Out6,Out7"), diff --git a/src/modules/systemlib/mixer/mixer.h b/src/modules/systemlib/mixer/mixer.h index 17989558e..f14bdb9fd 100644 --- a/src/modules/systemlib/mixer/mixer.h +++ b/src/modules/systemlib/mixer/mixer.h @@ -466,6 +466,7 @@ public: OCTA_X, OCTA_PLUS, OCTA_COX, + TWIN_ENGINE, /**< VTOL: one engine on each wing */ MAX_GEOMETRY }; diff --git a/src/modules/systemlib/mixer/mixer_multirotor.cpp b/src/modules/systemlib/mixer/mixer_multirotor.cpp index 57e17b67d..24187c9bc 100644 --- a/src/modules/systemlib/mixer/mixer_multirotor.cpp +++ b/src/modules/systemlib/mixer/mixer_multirotor.cpp @@ -76,6 +76,7 @@ float constrain(float val, float min, float max) /* * These tables automatically generated by multi_tables - do not edit. */ + const MultirotorMixer::Rotor _config_quad_x[] = { { -0.707107, 0.707107, 1.00 }, { 0.707107, -0.707107, 1.00 }, @@ -88,11 +89,12 @@ const MultirotorMixer::Rotor _config_quad_plus[] = { { 0.000000, 1.000000, -1.00 }, { -0.000000, -1.000000, -1.00 }, }; +//Add table for quad in V configuration, which is not generated by multi_tables! const MultirotorMixer::Rotor _config_quad_v[] = { - { -0.927184, 0.374607, 1.00 }, - { 0.694658, -0.719340, 1.00 }, - { 0.927184, 0.374607, -1.00 }, - { -0.694658, -0.719340, -1.00 }, + { -0.3223, 0.9466, 0.4242 }, + { 0.3223, -0.9466, 1.0000 }, + { 0.3223, 0.9466, -0.4242 }, + { -0.3223, -0.9466, -1.0000 }, }; const MultirotorMixer::Rotor _config_quad_wide[] = { { -0.927184, 0.374607, 1.00 }, @@ -154,6 +156,11 @@ const MultirotorMixer::Rotor _config_octa_cox[] = { { -0.707107, -0.707107, 1.00 }, { 0.707107, -0.707107, -1.00 }, }; +const MultirotorMixer::Rotor _config_duorotor[] = { + { -1.000000, 0.000000, 0.00 }, + { 1.000000, 0.000000, 0.00 }, +}; + const MultirotorMixer::Rotor *_config_index[MultirotorMixer::MAX_GEOMETRY] = { &_config_quad_x[0], &_config_quad_plus[0], @@ -165,6 +172,7 @@ const MultirotorMixer::Rotor *_config_index[MultirotorMixer::MAX_GEOMETRY] = { &_config_octa_x[0], &_config_octa_plus[0], &_config_octa_cox[0], + &_config_duorotor[0], }; const unsigned _config_rotor_count[MultirotorMixer::MAX_GEOMETRY] = { 4, /* quad_x */ @@ -177,6 +185,7 @@ const unsigned _config_rotor_count[MultirotorMixer::MAX_GEOMETRY] = { 8, /* octa_x */ 8, /* octa_plus */ 8, /* octa_cox */ + 2, /* twin_engine */ }; } @@ -274,6 +283,8 @@ MultirotorMixer::from_text(Mixer::ControlCallback control_cb, uintptr_t cb_handl } else if (!strcmp(geomname, "8c")) { geometry = MultirotorMixer::OCTA_COX; + } else if (!strcmp(geomname, "2-")) { + geometry = MultirotorMixer::TWIN_ENGINE; } else { debug("unrecognised geometry '%s'", geomname); return nullptr; diff --git a/src/modules/systemlib/mixer/multi_tables b/src/modules/systemlib/mixer/multi_tables index b5698036e..18c828578 100755 --- a/src/modules/systemlib/mixer/multi_tables +++ b/src/modules/systemlib/mixer/multi_tables @@ -6,6 +6,7 @@ proc rad {a} { expr ($a / 360.0) * 2 * acos(-1) } proc rcos {a} { expr cos([rad $a])} + set quad_x { 45 CCW -135 CCW @@ -20,12 +21,6 @@ set quad_plus { 180 CW } -set quad_v { - 68 CCW - -136 CCW - -68 CW - 136 CW -} set quad_wide { 68 CCW @@ -94,7 +89,9 @@ set octa_cox { -135 CW } -set tables {quad_x quad_plus quad_v quad_wide hex_x hex_plus hex_cox octa_x octa_plus octa_cox} + +set tables {quad_x quad_plus 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]]} diff --git a/src/modules/uORB/objects_common.cpp b/src/modules/uORB/objects_common.cpp index 49dfc7834..1141431cc 100644 --- a/src/modules/uORB/objects_common.cpp +++ b/src/modules/uORB/objects_common.cpp @@ -91,6 +91,9 @@ ORB_DEFINE(home_position, struct home_position_s); #include "topics/vehicle_status.h" ORB_DEFINE(vehicle_status, struct vehicle_status_s); +#include "topics/vtol_vehicle_status.h" +ORB_DEFINE(vtol_vehicle_status, struct vtol_vehicle_status_s); + #include "topics/safety.h" ORB_DEFINE(safety, struct safety_s); @@ -114,6 +117,8 @@ ORB_DEFINE(vehicle_vicon_position, struct vehicle_vicon_position_s); #include "topics/vehicle_rates_setpoint.h" ORB_DEFINE(vehicle_rates_setpoint, struct vehicle_rates_setpoint_s); +ORB_DEFINE(mc_virtual_rates_setpoint, struct vehicle_rates_setpoint_s); +ORB_DEFINE(fw_virtual_rates_setpoint, struct vehicle_rates_setpoint_s); #include "topics/rc_channels.h" ORB_DEFINE(rc_channels, struct rc_channels_s); @@ -148,6 +153,8 @@ ORB_DEFINE(fence, unsigned); #include "topics/vehicle_attitude_setpoint.h" ORB_DEFINE(vehicle_attitude_setpoint, struct vehicle_attitude_setpoint_s); +ORB_DEFINE(mc_virtual_attitude_setpoint, struct vehicle_attitude_setpoint_s); +ORB_DEFINE(fw_virtual_attitude_setpoint, struct vehicle_attitude_setpoint_s); #include "topics/manual_control_setpoint.h" ORB_DEFINE(manual_control_setpoint, struct manual_control_setpoint_s); @@ -182,6 +189,9 @@ ORB_DEFINE(actuator_controls_0, struct actuator_controls_s); ORB_DEFINE(actuator_controls_1, struct actuator_controls_s); ORB_DEFINE(actuator_controls_2, struct actuator_controls_s); ORB_DEFINE(actuator_controls_3, struct actuator_controls_s); +//Virtual control groups, used for VTOL operation +ORB_DEFINE(actuator_controls_virtual_mc, struct actuator_controls_s); +ORB_DEFINE(actuator_controls_virtual_fw, struct actuator_controls_s); #include "topics/actuator_armed.h" ORB_DEFINE(actuator_armed, struct actuator_armed_s); diff --git a/src/modules/uORB/topics/actuator_controls.h b/src/modules/uORB/topics/actuator_controls.h index e768ab2f6..4d1f9a638 100644 --- a/src/modules/uORB/topics/actuator_controls.h +++ b/src/modules/uORB/topics/actuator_controls.h @@ -74,5 +74,8 @@ ORB_DECLARE(actuator_controls_0); ORB_DECLARE(actuator_controls_1); ORB_DECLARE(actuator_controls_2); ORB_DECLARE(actuator_controls_3); +ORB_DECLARE(actuator_controls_virtual_mc); +ORB_DECLARE(actuator_controls_virtual_fw); + #endif diff --git a/src/modules/uORB/topics/vehicle_attitude.h b/src/modules/uORB/topics/vehicle_attitude.h index 40328af14..77324415a 100755 --- a/src/modules/uORB/topics/vehicle_attitude.h +++ b/src/modules/uORB/topics/vehicle_attitude.h @@ -80,6 +80,23 @@ struct vehicle_attitude_s { bool R_valid; /**< Rotation matrix valid */ bool q_valid; /**< Quaternion valid */ + // secondary attitude, use for VTOL + float roll_sec; /**< Roll angle (rad, Tait-Bryan, NED) */ + float pitch_sec; /**< Pitch angle (rad, Tait-Bryan, NED) */ + float yaw_sec; /**< Yaw angle (rad, Tait-Bryan, NED) */ + float rollspeed_sec; /**< Roll angular speed (rad/s, Tait-Bryan, NED) */ + float pitchspeed_sec; /**< Pitch angular speed (rad/s, Tait-Bryan, NED) */ + float yawspeed_sec; /**< Yaw angular speed (rad/s, Tait-Bryan, NED) */ + float rollacc_sec; /**< Roll angular accelration (rad/s, Tait-Bryan, NED) */ + float pitchacc_sec; /**< Pitch angular acceleration (rad/s, Tait-Bryan, NED) */ + float yawacc_sec; /**< Yaw angular acceleration (rad/s, Tait-Bryan, NED) */ + float rate_offsets_sec[3]; /**< Offsets of the body angular rates from zero */ + float R_sec[3][3]; /**< Rotation matrix body to world, (Tait-Bryan, NED) */ + float q_sec[4]; /**< Quaternion (NED) */ + float g_comp_sec[3]; /**< Compensated gravity vector */ + bool R_valid_sec; /**< Rotation matrix valid */ + bool q_valid_sec; /**< Quaternion valid */ + }; /** diff --git a/src/modules/uORB/topics/vehicle_attitude_setpoint.h b/src/modules/uORB/topics/vehicle_attitude_setpoint.h index 8446e9c6e..1cfc37cc6 100644 --- a/src/modules/uORB/topics/vehicle_attitude_setpoint.h +++ b/src/modules/uORB/topics/vehicle_attitude_setpoint.h @@ -83,5 +83,7 @@ struct vehicle_attitude_setpoint_s { /* register this as object request broker structure */ ORB_DECLARE(vehicle_attitude_setpoint); +ORB_DECLARE(mc_virtual_attitude_setpoint); +ORB_DECLARE(fw_virtual_attitude_setpoint); #endif /* TOPIC_ARDRONE_CONTROL_H_ */ diff --git a/src/modules/uORB/topics/vehicle_rates_setpoint.h b/src/modules/uORB/topics/vehicle_rates_setpoint.h index 9f8b412a7..47d51f199 100644 --- a/src/modules/uORB/topics/vehicle_rates_setpoint.h +++ b/src/modules/uORB/topics/vehicle_rates_setpoint.h @@ -63,5 +63,6 @@ struct vehicle_rates_setpoint_s { /* register this as object request broker structure */ ORB_DECLARE(vehicle_rates_setpoint); - +ORB_DECLARE(mc_virtual_rates_setpoint); +ORB_DECLARE(fw_virtual_rates_setpoint); #endif diff --git a/src/modules/uORB/topics/vehicle_status.h b/src/modules/uORB/topics/vehicle_status.h index 8ec9d98d6..749d00d75 100644 --- a/src/modules/uORB/topics/vehicle_status.h +++ b/src/modules/uORB/topics/vehicle_status.h @@ -147,7 +147,10 @@ enum VEHICLE_TYPE { VEHICLE_TYPE_TRICOPTER = 15, /* Octorotor | */ VEHICLE_TYPE_FLAPPING_WING = 16, /* Flapping wing | */ VEHICLE_TYPE_KITE = 17, /* Kite | */ - VEHICLE_TYPE_ENUM_END = 18, /* | */ + VEHICLE_TYPE_ONBOARD_CONTROLLER=18, /* Onboard companion controller | */ + VEHICLE_TYPE_VTOL_DUOROTOR = 19, /* Vtol with two engines */ + VEHICLE_TYPE_VTOL_QUADROTOR = 20, /* Vtol with four engines*/ + VEHICLE_TYPE_ENUM_END = 21 /* | */ }; enum VEHICLE_BATTERY_WARNING { diff --git a/src/modules/uORB/topics/vtol_vehicle_status.h b/src/modules/uORB/topics/vtol_vehicle_status.h new file mode 100644 index 000000000..24ecca9fa --- /dev/null +++ b/src/modules/uORB/topics/vtol_vehicle_status.h @@ -0,0 +1,66 @@ +/**************************************************************************** + * + * 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 + * 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_status.h + * + * Vtol status topic + * + */ + +#ifndef TOPIC_VTOL_STATUS_H +#define TOPIC_VTOL_STATUS_H + +#include <stdint.h> +#include "../uORB.h" + +/** + * @addtogroup topics + * @{ + */ + +/* Indicates in which mode the vtol aircraft is in */ +struct vtol_vehicle_status_s { + + uint64_t timestamp; /**< Microseconds since system boot */ + bool vtol_in_rw_mode; /*true: vtol vehicle is in rotating wing mode */ +}; + +/** + * @} + */ + +/* register this as object request broker structure */ +ORB_DECLARE(vtol_vehicle_status); + +#endif diff --git a/src/modules/vtol_att_control/module.mk b/src/modules/vtol_att_control/module.mk new file mode 100644 index 000000000..0d5155e90 --- /dev/null +++ b/src/modules/vtol_att_control/module.mk @@ -0,0 +1,41 @@ +############################################################################ +# +# 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 \ + vtol_att_control_params.c 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..e3a2dd72e --- /dev/null +++ b/src/modules/vtol_att_control/vtol_att_control_main.cpp @@ -0,0 +1,812 @@ +/**************************************************************************** + * + * 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 <bapstr@ethz.ch> + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Thomas Gubler <thomasgubler@gmail.com> + * + */ + +#include <nuttx/config.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <errno.h> +#include <math.h> +#include <poll.h> +#include <drivers/drv_hrt.h> +#include <arch/board/board.h> +#include <uORB/uORB.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/vehicle_control_mode.h> +#include <uORB/topics/vtol_vehicle_status.h> +#include <uORB/topics/actuator_armed.h> +#include <uORB/topics/airspeed.h> +#include <uORB/topics/parameter_update.h> +#include <systemlib/param/param.h> +#include <systemlib/err.h> +#include <systemlib/perf_counter.h> +#include <systemlib/systemlib.h> +#include <systemlib/circuit_breaker.h> +#include <lib/mathlib/mathlib.h> +#include <lib/geo/geo.h> + +#include "drivers/drv_pwm_output.h" +#include <nuttx/fs/nxffs.h> +#include <nuttx/fs/ioctl.h> + +#include <nuttx/mtd.h> + +#include <fcntl.h> + + +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 _airspeed_sub; // airspeed 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 airspeed_s _airspeed; // airspeed + + struct { + param_t idle_pwm_mc; //pwm value for idle in mc mode + param_t vtol_motor_count; + float mc_airspeed_min; // min airspeed in multicoper mode (including prop-wash) + float mc_airspeed_trim; // trim airspeed in multicopter mode + float mc_airspeed_max; // max airpseed in multicopter mode + } _params; + + struct { + param_t idle_pwm_mc; + param_t vtol_motor_count; + param_t mc_airspeed_min; + param_t mc_airspeed_trim; + param_t mc_airspeed_max; + } _params_handles; + + perf_counter_t _loop_perf; /**< loop performance counter */ + perf_counter_t _nonfinite_input_perf; /**< performance counter for non finite input */ + + /* 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" + unsigned _motor_count; // number of motors + +//*****************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 vehicle_airspeed_poll(); // Check for changes in airspeed + 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(); + void scale_mc_output(); +}; + +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), + _airspeed_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, "vtol_att_control")), + _nonfinite_input_perf(perf_alloc(PC_COUNT, "vtol att control nonfinite input")) +{ + + flag_idle_mc = true; + + 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)); + memset(&_airspeed,0,sizeof(_airspeed)); + + _params.idle_pwm_mc = PWM_LOWEST_MIN; + _params.vtol_motor_count = 0; + + _params_handles.idle_pwm_mc = param_find("IDLE_PWM_MC"); + _params_handles.vtol_motor_count = param_find("VTOL_MOT_COUNT"); + _params_handles.mc_airspeed_min = param_find("VTOL_MC_AIRSPEED_MIN"); + _params_handles.mc_airspeed_max = param_find("VTOL_MC_AIRSPEED_MAX"); + _params_handles.mc_airspeed_trim = param_find("VTOL_MC_AIRSPEED_TRIM"); + + /* 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 airspeed updates. +*/ +void +VtolAttitudeControl::vehicle_airspeed_poll() { + bool updated; + orb_check(_airspeed_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(airspeed), _airspeed_sub , &_airspeed); + } +} + +/** +* 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() +{ + float v; + /* idle pwm for mc mode */ + param_get(_params_handles.idle_pwm_mc, &_params.idle_pwm_mc); + + /* vtol motor count */ + param_get(_params_handles.vtol_motor_count, &_params.vtol_motor_count); + + /* vtol mc mode min airspeed */ + param_get(_params_handles.mc_airspeed_min, &v); + _params.mc_airspeed_min = v; + + /* vtol mc mode max airspeed */ + param_get(_params_handles.mc_airspeed_max, &v); + _params.mc_airspeed_max = v; + + /* vtol mc mode trim airspeed */ + param_get(_params_handles.mc_airspeed_trim, &v); + _params.mc_airspeed_trim = 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 + // unused now but still logged + _actuators_out_1.control[2] = _actuators_fw_in.control[2]; // yaw + _actuators_out_1.control[3] = _actuators_fw_in.control[3]; // throttle +} + +/** +* 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 < _params.vtol_motor_count; 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 = _params.idle_pwm_mc; + struct pwm_output_values pwm_values; + memset(&pwm_values, 0, sizeof(pwm_values)); + + for (unsigned i = 0; i < _params.vtol_motor_count; 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::scale_mc_output() { + // scale around tuning airspeed + float airspeed; + + // if airspeed is not updating, we assume the normal average speed + if (bool nonfinite = !isfinite(_airspeed.true_airspeed_m_s) || + hrt_elapsed_time(&_airspeed.timestamp) > 1e6) { + airspeed = _params.mc_airspeed_trim; + if (nonfinite) { + perf_count(_nonfinite_input_perf); + } + } else { + // prevent numerical drama by requiring 0.5 m/s minimal speed + airspeed = math::max(0.5f, _airspeed.true_airspeed_m_s); + } + + // Sanity check if airspeed is consistent with throttle + if(_manual_control_sp.z >= 0.35f && airspeed < _params.mc_airspeed_trim) { // XXX magic number, should be hover throttle param + airspeed = _params.mc_airspeed_trim; + } + + /* + * For scaling our actuators using anything less than the min (close to stall) + * speed doesn't make any sense - its the strongest reasonable deflection we + * want to do in flight and its the baseline a human pilot would choose. + * + * Forcing the scaling to this value allows reasonable handheld tests. + */ + float airspeed_scaling = _params.mc_airspeed_trim / ((airspeed < _params.mc_airspeed_min) ? _params.mc_airspeed_min : airspeed); + _actuators_mc_in.control[1] = math::constrain(_actuators_mc_in.control[1]*airspeed_scaling*airspeed_scaling,-1.0f,1.0f); +} + +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)); + _airspeed_sub = orb_subscribe(ORB_ID(airspeed)); + + _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 + + // make sure we start with idle in mc mode + set_idle_mc(); + flag_idle_mc = true; + + /* 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(); + vehicle_airspeed_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); + // scale pitch control with airspeed + scale_mc_output(); + + 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; +} diff --git a/src/modules/vtol_att_control/vtol_att_control_params.c b/src/modules/vtol_att_control/vtol_att_control_params.c new file mode 100644 index 000000000..44157acba --- /dev/null +++ b/src/modules/vtol_att_control/vtol_att_control_params.c @@ -0,0 +1,13 @@ +#include <systemlib/param/param.h> + +// number of engines +PARAM_DEFINE_INT32(VTOL_MOT_COUNT,0); +// idle pwm in multicopter mode +PARAM_DEFINE_INT32(IDLE_PWM_MC,900); +// min airspeed in multicopter mode +PARAM_DEFINE_FLOAT(VTOL_MC_AIRSPEED_MIN,2); +// max airspeed in multicopter mode +PARAM_DEFINE_FLOAT(VTOL_MC_AIRSPEED_MAX,30); +// trim airspeed in multicopter mode +PARAM_DEFINE_FLOAT(VTOL_MC_AIRSPEED_TRIM,10); + |