diff options
| -rw-r--r-- | ROMFS/px4fmu_common/init.d/3035_viper | 10 | ||||
| -rw-r--r-- | ROMFS/px4fmu_common/init.d/rc.autostart | 5 | ||||
| -rwxr-xr-x | ROMFS/px4fmu_common/mixers/FMU_FX79.mix | 4 | ||||
| -rwxr-xr-x | ROMFS/px4fmu_common/mixers/Viper.mix | 72 | ||||
| m--------- | mavlink/include/mavlink/v1.0 | 0 | ||||
| -rw-r--r-- | src/modules/ekf_att_pos_estimator/estimator_23states.cpp | 31 | ||||
| -rw-r--r-- | src/modules/mavlink/mavlink_messages.cpp | 152 | ||||
| -rw-r--r-- | src/modules/mavlink/mavlink_receiver.cpp | 34 | ||||
| -rw-r--r-- | src/modules/mc_pos_control/mc_pos_control_main.cpp | 283 | ||||
| -rw-r--r-- | src/modules/uORB/topics/position_setpoint_triplet.h | 8 | ||||
| -rw-r--r-- | src/modules/uORB/topics/vehicle_local_position_setpoint.h | 3 |
11 files changed, 318 insertions, 284 deletions
diff --git a/ROMFS/px4fmu_common/init.d/3035_viper b/ROMFS/px4fmu_common/init.d/3035_viper new file mode 100644 index 000000000..a4c1e832d --- /dev/null +++ b/ROMFS/px4fmu_common/init.d/3035_viper @@ -0,0 +1,10 @@ +#!nsh +# +# Viper +# +# Simon Wilks <sjwilks@gmail.com> +# + +sh /etc/init.d/rc.fw_defaults + +set MIXER Viper diff --git a/ROMFS/px4fmu_common/init.d/rc.autostart b/ROMFS/px4fmu_common/init.d/rc.autostart index 17541e680..9de7d9ecd 100644 --- a/ROMFS/px4fmu_common/init.d/rc.autostart +++ b/ROMFS/px4fmu_common/init.d/rc.autostart @@ -103,6 +103,11 @@ then sh /etc/init.d/3034_fx79 fi +if param compare SYS_AUTOSTART 3035 35 +then + sh /etc/init.d/3035_viper +fi + if param compare SYS_AUTOSTART 3100 then sh /etc/init.d/3100_tbs_caipirinha diff --git a/ROMFS/px4fmu_common/mixers/FMU_FX79.mix b/ROMFS/px4fmu_common/mixers/FMU_FX79.mix index 0a1dca98d..112d9b891 100755 --- a/ROMFS/px4fmu_common/mixers/FMU_FX79.mix +++ b/ROMFS/px4fmu_common/mixers/FMU_FX79.mix @@ -27,12 +27,12 @@ for the elevons. M: 2 O: 10000 10000 0 -10000 10000 -S: 0 0 5000 8000 0 -10000 10000 +S: 0 0 7500 7500 0 -10000 10000 S: 0 1 8000 8000 0 -10000 10000 M: 2 O: 10000 10000 0 -10000 10000 -S: 0 0 8000 5000 0 -10000 10000 +S: 0 0 7500 7500 0 -10000 10000 S: 0 1 -8000 -8000 0 -10000 10000 Output 2 diff --git a/ROMFS/px4fmu_common/mixers/Viper.mix b/ROMFS/px4fmu_common/mixers/Viper.mix new file mode 100755 index 000000000..79c4447be --- /dev/null +++ b/ROMFS/px4fmu_common/mixers/Viper.mix @@ -0,0 +1,72 @@ +Viper Delta-wing mixer +================================= + +Designed for Viper. + +TODO (sjwilks): Add mixers for flaps. + +This file defines mixers suitable for controlling a delta wing aircraft using +PX4FMU. The configuration assumes the elevon servos are connected to PX4FMU +servo outputs 0 and 1 and the motor speed control to output 3. Output 2 is +assumed to be unused. + +Inputs to the mixer come from channel group 0 (vehicle attitude), channels 0 +(roll), 1 (pitch) and 3 (thrust). + +See the README for more information on the scaler format. + +Elevon mixers +------------- +Three scalers total (output, roll, pitch). + +On the assumption that the two elevon servos are physically reversed, the pitch +input is inverted between the two servos. + +The scaling factor for roll inputs is adjusted to implement differential travel +for the elevons. + +M: 2 +O: 10000 10000 0 -10000 10000 +S: 0 0 7500 7500 0 -10000 10000 +S: 0 1 8000 8000 0 -10000 10000 + +M: 2 +O: 10000 10000 0 -10000 10000 +S: 0 0 7500 7500 0 -10000 10000 +S: 0 1 -8000 -8000 0 -10000 10000 + +Output 2 +-------- +This mixer is empty. + +Z: + +Motor speed mixer +----------------- +Two scalers total (output, thrust). + +This mixer generates a full-range output (-1 to 1) from an input in the (0 - 1) +range. Inputs below zero are treated as zero. + +M: 1 +O: 10000 10000 0 -10000 10000 +S: 0 3 0 20000 -10000 -10000 10000 + +Gimbal / flaps / payload mixer for last four channels +----------------------------------------------------- + +M: 1 +O: 10000 10000 0 -10000 10000 +S: 0 4 10000 10000 0 -10000 10000 + +M: 1 +O: 10000 10000 0 -10000 10000 +S: 0 5 10000 10000 0 -10000 10000 + +M: 1 +O: 10000 10000 0 -10000 10000 +S: 0 6 10000 10000 0 -10000 10000 + +M: 1 +O: 10000 10000 0 -10000 10000 +S: 0 7 10000 10000 0 -10000 10000 diff --git a/mavlink/include/mavlink/v1.0 b/mavlink/include/mavlink/v1.0 -Subproject 04b1ad5b284d5e916858ca9f928e93d97bbf6ad +Subproject 4cd384001b5373e1ecaa6c4cd66994855cec474 diff --git a/src/modules/ekf_att_pos_estimator/estimator_23states.cpp b/src/modules/ekf_att_pos_estimator/estimator_23states.cpp index ffdd29a5b..c7c7305b2 100644 --- a/src/modules/ekf_att_pos_estimator/estimator_23states.cpp +++ b/src/modules/ekf_att_pos_estimator/estimator_23states.cpp @@ -1032,10 +1032,16 @@ void AttPosEKF::FuseVelposNED() // apply a 5-sigma threshold current_ekf_state.velHealth = (sq(velInnov[0]) + sq(velInnov[1]) + sq(velInnov[2])) < 25.0f * (varInnovVelPos[0] + varInnovVelPos[1] + varInnovVelPos[2]); current_ekf_state.velTimeout = (millis() - current_ekf_state.velFailTime) > horizRetryTime; - if (current_ekf_state.velHealth || current_ekf_state.velTimeout) - { + if (current_ekf_state.velHealth || staticMode) { current_ekf_state.velHealth = true; current_ekf_state.velFailTime = millis(); + } else if (current_ekf_state.velTimeout || !current_ekf_state.posHealth) { + // XXX check + current_ekf_state.velHealth = true; + ResetVelocity(); + ResetStoredStates(); + // do not fuse bad data + fuseVelData = false; } else { @@ -1056,6 +1062,17 @@ void AttPosEKF::FuseVelposNED() { current_ekf_state.posHealth = true; current_ekf_state.posFailTime = millis(); + + if (current_ekf_state.posTimeout) { + ResetPosition(); + + // XXX cross-check the state reset + ResetStoredStates(); + + // do not fuse position data on this time + // step + fusePosData = false; + } } else { @@ -1070,10 +1087,18 @@ void AttPosEKF::FuseVelposNED() // apply a 10-sigma threshold current_ekf_state.hgtHealth = sq(hgtInnov) < 100.0f*varInnovVelPos[5]; current_ekf_state.hgtTimeout = (millis() - current_ekf_state.hgtFailTime) > hgtRetryTime; - if (current_ekf_state.hgtHealth || current_ekf_state.hgtTimeout) + if (current_ekf_state.hgtHealth || current_ekf_state.hgtTimeout || staticMode) { current_ekf_state.hgtHealth = true; current_ekf_state.hgtFailTime = millis(); + + // if we just reset from a timeout, do not fuse + // the height data, but reset height and stored states + if (current_ekf_state.hgtTimeout) { + ResetHeight(); + ResetStoredStates(); + fuseHgtData = false; + } } else { diff --git a/src/modules/mavlink/mavlink_messages.cpp b/src/modules/mavlink/mavlink_messages.cpp index 683f0f1e8..c10be77b5 100644 --- a/src/modules/mavlink/mavlink_messages.cpp +++ b/src/modules/mavlink/mavlink_messages.cpp @@ -1385,43 +1385,43 @@ protected: }; -class MavlinkStreamGlobalPositionSetpointInt : public MavlinkStream +class MavlinkStreamPositionTargetGlobalInt : public MavlinkStream { public: const char *get_name() const { - return MavlinkStreamGlobalPositionSetpointInt::get_name_static(); + return MavlinkStreamPositionTargetGlobalInt::get_name_static(); } static const char *get_name_static() { - return "GLOBAL_POSITION_SETPOINT_INT"; + return "POSITION_TARGET_GLOBAL_INT"; } uint8_t get_id() { - return MAVLINK_MSG_ID_GLOBAL_POSITION_SETPOINT_INT; + return MAVLINK_MSG_ID_POSITION_TARGET_GLOBAL_INT; } static MavlinkStream *new_instance(Mavlink *mavlink) { - return new MavlinkStreamGlobalPositionSetpointInt(mavlink); + return new MavlinkStreamPositionTargetGlobalInt(mavlink); } unsigned get_size() { - return MAVLINK_MSG_ID_GLOBAL_POSITION_SETPOINT_INT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; + return MAVLINK_MSG_ID_POSITION_TARGET_GLOBAL_INT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } private: MavlinkOrbSubscription *_pos_sp_triplet_sub; /* do not allow top copying this class */ - MavlinkStreamGlobalPositionSetpointInt(MavlinkStreamGlobalPositionSetpointInt &); - MavlinkStreamGlobalPositionSetpointInt& operator = (const MavlinkStreamGlobalPositionSetpointInt &); + MavlinkStreamPositionTargetGlobalInt(MavlinkStreamPositionTargetGlobalInt &); + MavlinkStreamPositionTargetGlobalInt& operator = (const MavlinkStreamPositionTargetGlobalInt &); protected: - explicit MavlinkStreamGlobalPositionSetpointInt(Mavlink *mavlink) : MavlinkStream(mavlink), + explicit MavlinkStreamPositionTargetGlobalInt(Mavlink *mavlink) : MavlinkStream(mavlink), _pos_sp_triplet_sub(_mavlink->add_orb_subscription(ORB_ID(position_setpoint_triplet))) {} @@ -1430,15 +1430,14 @@ protected: struct position_setpoint_triplet_s pos_sp_triplet; if (_pos_sp_triplet_sub->update(&pos_sp_triplet)) { - mavlink_global_position_setpoint_int_t msg; + mavlink_position_target_global_int_t msg{}; msg.coordinate_frame = MAV_FRAME_GLOBAL; - msg.latitude = pos_sp_triplet.current.lat * 1e7; - msg.longitude = pos_sp_triplet.current.lon * 1e7; - msg.altitude = pos_sp_triplet.current.alt * 1000; - msg.yaw = pos_sp_triplet.current.yaw * M_RAD_TO_DEG_F * 100.0f; + msg.lat_int = pos_sp_triplet.current.lat * 1e7; + msg.lon_int = pos_sp_triplet.current.lon * 1e7; + msg.alt = pos_sp_triplet.current.alt; - _mavlink->send_message(MAVLINK_MSG_ID_GLOBAL_POSITION_SETPOINT_INT, &msg); + _mavlink->send_message(MAVLINK_MSG_ID_POSITION_TARGET_GLOBAL_INT, &msg); } } }; @@ -1454,12 +1453,12 @@ public: static const char *get_name_static() { - return "LOCAL_POSITION_SETPOINT"; + return "POSITION_TARGET_LOCAL_NED"; } uint8_t get_id() { - return MAVLINK_MSG_ID_LOCAL_POSITION_SETPOINT; + return MAVLINK_MSG_ID_POSITION_TARGET_LOCAL_NED; } static MavlinkStream *new_instance(Mavlink *mavlink) @@ -1469,7 +1468,7 @@ public: unsigned get_size() { - return MAVLINK_MSG_ID_LOCAL_POSITION_SETPOINT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; + return MAVLINK_MSG_ID_POSITION_TARGET_LOCAL_NED_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } private: @@ -1491,137 +1490,87 @@ protected: struct vehicle_local_position_setpoint_s pos_sp; if (_pos_sp_sub->update(&_pos_sp_time, &pos_sp)) { - mavlink_local_position_setpoint_t msg; + mavlink_position_target_local_ned_t msg{}; + msg.time_boot_ms = pos_sp.timestamp / 1000; msg.coordinate_frame = MAV_FRAME_LOCAL_NED; msg.x = pos_sp.x; msg.y = pos_sp.y; msg.z = pos_sp.z; - msg.yaw = pos_sp.yaw; - _mavlink->send_message(MAVLINK_MSG_ID_LOCAL_POSITION_SETPOINT, &msg); + _mavlink->send_message(MAVLINK_MSG_ID_POSITION_TARGET_LOCAL_NED, &msg); } } }; -class MavlinkStreamRollPitchYawThrustSetpoint : public MavlinkStream +class MavlinkStreamAttitudeTarget : public MavlinkStream { public: const char *get_name() const { - return MavlinkStreamRollPitchYawThrustSetpoint::get_name_static(); + return MavlinkStreamAttitudeTarget::get_name_static(); } static const char *get_name_static() { - return "ROLL_PITCH_YAW_THRUST_SETPOINT"; + return "ATTITUDE_TARGET"; } uint8_t get_id() { - return MAVLINK_MSG_ID_ROLL_PITCH_YAW_THRUST_SETPOINT; + return MAVLINK_MSG_ID_ATTITUDE_TARGET; } static MavlinkStream *new_instance(Mavlink *mavlink) { - return new MavlinkStreamRollPitchYawThrustSetpoint(mavlink); + return new MavlinkStreamAttitudeTarget(mavlink); } unsigned get_size() { - return MAVLINK_MSG_ID_ROLL_PITCH_YAW_THRUST_SETPOINT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; + return MAVLINK_MSG_ID_ATTITUDE_TARGET_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; } private: - MavlinkOrbSubscription *att_sp_sub; - uint64_t att_sp_time; + MavlinkOrbSubscription *_att_sp_sub; + MavlinkOrbSubscription *_att_rates_sp_sub; + uint64_t _att_sp_time; + uint64_t _att_rates_sp_time; /* do not allow top copying this class */ - MavlinkStreamRollPitchYawThrustSetpoint(MavlinkStreamRollPitchYawThrustSetpoint &); - MavlinkStreamRollPitchYawThrustSetpoint& operator = (const MavlinkStreamRollPitchYawThrustSetpoint &); + MavlinkStreamAttitudeTarget(MavlinkStreamAttitudeTarget &); + MavlinkStreamAttitudeTarget& operator = (const MavlinkStreamAttitudeTarget &); protected: - explicit MavlinkStreamRollPitchYawThrustSetpoint(Mavlink *mavlink) : MavlinkStream(mavlink), - att_sp_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_attitude_setpoint))), - att_sp_time(0) + explicit MavlinkStreamAttitudeTarget(Mavlink *mavlink) : MavlinkStream(mavlink), + _att_sp_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_attitude_setpoint))), + _att_rates_sp_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_rates_setpoint))), + _att_sp_time(0), + _att_rates_sp_time(0) {} void send(const hrt_abstime t) { struct vehicle_attitude_setpoint_s att_sp; - if (att_sp_sub->update(&att_sp_time, &att_sp)) { - mavlink_roll_pitch_yaw_thrust_setpoint_t msg; - - msg.time_boot_ms = att_sp.timestamp / 1000; - msg.roll = att_sp.roll_body; - msg.pitch = att_sp.pitch_body; - msg.yaw = att_sp.yaw_body; - msg.thrust = att_sp.thrust; - - _mavlink->send_message(MAVLINK_MSG_ID_ROLL_PITCH_YAW_THRUST_SETPOINT, &msg); - } - } -}; - + if (_att_sp_sub->update(&_att_sp_time, &att_sp)) { -class MavlinkStreamRollPitchYawRatesThrustSetpoint : public MavlinkStream -{ -public: - const char *get_name() const - { - return MavlinkStreamRollPitchYawRatesThrustSetpoint::get_name_static(); - } - - static const char *get_name_static() - { - return "ROLL_PITCH_YAW_RATES_THRUST_SETPOINT"; - } + struct vehicle_rates_setpoint_s att_rates_sp; + (void)_att_rates_sp_sub->update(&_att_rates_sp_time, &att_rates_sp); - uint8_t get_id() - { - return MAVLINK_MSG_ID_ROLL_PITCH_YAW_RATES_THRUST_SETPOINT; - } + mavlink_attitude_target_t msg{}; - static MavlinkStream *new_instance(Mavlink *mavlink) - { - return new MavlinkStreamRollPitchYawRatesThrustSetpoint(mavlink); - } - - unsigned get_size() - { - return MAVLINK_MSG_ID_ROLL_PITCH_YAW_RATES_THRUST_SETPOINT_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES; - } - -private: - MavlinkOrbSubscription *_att_rates_sp_sub; - uint64_t _att_rates_sp_time; - - /* do not allow top copying this class */ - MavlinkStreamRollPitchYawRatesThrustSetpoint(MavlinkStreamRollPitchYawRatesThrustSetpoint &); - MavlinkStreamRollPitchYawRatesThrustSetpoint& operator = (const MavlinkStreamRollPitchYawRatesThrustSetpoint &); - -protected: - explicit MavlinkStreamRollPitchYawRatesThrustSetpoint(Mavlink *mavlink) : MavlinkStream(mavlink), - _att_rates_sp_sub(_mavlink->add_orb_subscription(ORB_ID(vehicle_rates_setpoint))), - _att_rates_sp_time(0) - {} - - void send(const hrt_abstime t) - { - struct vehicle_rates_setpoint_s att_rates_sp; + msg.time_boot_ms = att_sp.timestamp / 1000; + mavlink_euler_to_quaternion(att_sp.roll_body, att_sp.pitch_body, att_sp.yaw_body, msg.q); - if (_att_rates_sp_sub->update(&_att_rates_sp_time, &att_rates_sp)) { - mavlink_roll_pitch_yaw_rates_thrust_setpoint_t msg; + msg.body_roll_rate = att_rates_sp.roll; + msg.body_pitch_rate = att_rates_sp.pitch; + msg.body_yaw_rate = att_rates_sp.yaw; - msg.time_boot_ms = att_rates_sp.timestamp / 1000; - msg.roll_rate = att_rates_sp.roll; - msg.pitch_rate = att_rates_sp.pitch; - msg.yaw_rate = att_rates_sp.yaw; - msg.thrust = att_rates_sp.thrust; + msg.thrust = att_sp.thrust; - _mavlink->send_message(MAVLINK_MSG_ID_ROLL_PITCH_YAW_RATES_THRUST_SETPOINT, &msg); + _mavlink->send_message(MAVLINK_MSG_ID_ATTITUDE_TARGET, &msg); } } }; @@ -2149,10 +2098,9 @@ StreamListItem *streams_list[] = { new StreamListItem(&MavlinkStreamServoOutputRaw<2>::new_instance, &MavlinkStreamServoOutputRaw<2>::get_name_static), new StreamListItem(&MavlinkStreamServoOutputRaw<3>::new_instance, &MavlinkStreamServoOutputRaw<3>::get_name_static), new StreamListItem(&MavlinkStreamHILControls::new_instance, &MavlinkStreamHILControls::get_name_static), - new StreamListItem(&MavlinkStreamGlobalPositionSetpointInt::new_instance, &MavlinkStreamGlobalPositionSetpointInt::get_name_static), + new StreamListItem(&MavlinkStreamPositionTargetGlobalInt::new_instance, &MavlinkStreamPositionTargetGlobalInt::get_name_static), new StreamListItem(&MavlinkStreamLocalPositionSetpoint::new_instance, &MavlinkStreamLocalPositionSetpoint::get_name_static), - new StreamListItem(&MavlinkStreamRollPitchYawThrustSetpoint::new_instance, &MavlinkStreamRollPitchYawThrustSetpoint::get_name_static), - new StreamListItem(&MavlinkStreamRollPitchYawRatesThrustSetpoint::new_instance, &MavlinkStreamRollPitchYawRatesThrustSetpoint::get_name_static), + new StreamListItem(&MavlinkStreamAttitudeTarget::new_instance, &MavlinkStreamAttitudeTarget::get_name_static), new StreamListItem(&MavlinkStreamRCChannelsRaw::new_instance, &MavlinkStreamRCChannelsRaw::get_name_static), new StreamListItem(&MavlinkStreamManualControl::new_instance, &MavlinkStreamManualControl::get_name_static), new StreamListItem(&MavlinkStreamOpticalFlow::new_instance, &MavlinkStreamOpticalFlow::get_name_static), diff --git a/src/modules/mavlink/mavlink_receiver.cpp b/src/modules/mavlink/mavlink_receiver.cpp index 69e3ef31d..63bac45c0 100644 --- a/src/modules/mavlink/mavlink_receiver.cpp +++ b/src/modules/mavlink/mavlink_receiver.cpp @@ -148,10 +148,6 @@ MavlinkReceiver::handle_message(mavlink_message_t *msg) handle_message_vicon_position_estimate(msg); break; - case MAVLINK_MSG_ID_SET_QUAD_SWARM_ROLL_PITCH_YAW_THRUST: - handle_message_quad_swarm_roll_pitch_yaw_thrust(msg); - break; - case MAVLINK_MSG_ID_RADIO_STATUS: handle_message_radio_status(msg); break; @@ -363,36 +359,6 @@ MavlinkReceiver::handle_message_vicon_position_estimate(mavlink_message_t *msg) } void -MavlinkReceiver::handle_message_quad_swarm_roll_pitch_yaw_thrust(mavlink_message_t *msg) -{ - mavlink_set_quad_swarm_roll_pitch_yaw_thrust_t swarm_offboard_control; - mavlink_msg_set_quad_swarm_roll_pitch_yaw_thrust_decode(msg, &swarm_offboard_control); - - /* Only accept system IDs from 1 to 4 */ - if (mavlink_system.sysid >= 1 && mavlink_system.sysid <= 4) { - struct offboard_control_setpoint_s offboard_control_sp; - memset(&offboard_control_sp, 0, sizeof(offboard_control_sp)); - - /* Convert values * 1000 back */ - offboard_control_sp.p1 = (float)swarm_offboard_control.roll[mavlink_system.sysid - 1] / 1000.0f; - offboard_control_sp.p2 = (float)swarm_offboard_control.pitch[mavlink_system.sysid - 1] / 1000.0f; - offboard_control_sp.p3 = (float)swarm_offboard_control.yaw[mavlink_system.sysid - 1] / 1000.0f; - offboard_control_sp.p4 = (float)swarm_offboard_control.thrust[mavlink_system.sysid - 1] / 1000.0f; - - offboard_control_sp.mode = (enum OFFBOARD_CONTROL_MODE)swarm_offboard_control.mode; - - offboard_control_sp.timestamp = hrt_absolute_time(); - - if (_offboard_control_sp_pub < 0) { - _offboard_control_sp_pub = orb_advertise(ORB_ID(offboard_control_setpoint), &offboard_control_sp); - - } else { - orb_publish(ORB_ID(offboard_control_setpoint), _offboard_control_sp_pub, &offboard_control_sp); - } - } -} - -void MavlinkReceiver::handle_message_radio_status(mavlink_message_t *msg) { /* telemetry status supported only on first TELEMETRY_STATUS_ORB_ID_NUM mavlink channels */ diff --git a/src/modules/mc_pos_control/mc_pos_control_main.cpp b/src/modules/mc_pos_control/mc_pos_control_main.cpp index 9b0f69226..ecc40428d 100644 --- a/src/modules/mc_pos_control/mc_pos_control_main.cpp +++ b/src/modules/mc_pos_control/mc_pos_control_main.cpp @@ -105,6 +105,7 @@ public: int start(); private: + const float alt_ctl_dz = 0.2f; bool _task_should_exit; /**< if true, task should exit */ int _control_task; /**< task handle for task */ @@ -184,6 +185,8 @@ private: math::Vector<3> _vel; math::Vector<3> _vel_sp; math::Vector<3> _vel_prev; /**< velocity on previous step */ + math::Vector<3> _vel_ff; + math::Vector<3> _sp_move_rate; /** * Update our local parameter cache. @@ -217,6 +220,16 @@ private: void reset_alt_sp(); /** + * Set position setpoint using manual control + */ + void control_manual(float dt); + + /** + * Set position setpoint using offboard control + */ + void control_offboard(float dt); + + /** * Select between barometric and global (AMSL) altitudes */ void select_alt(bool global); @@ -297,6 +310,8 @@ MulticopterPositionControl::MulticopterPositionControl() : _vel.zero(); _vel_sp.zero(); _vel_prev.zero(); + _vel_ff.zero(); + _sp_move_rate.zero(); _params_handles.thr_min = param_find("MPC_THR_MIN"); _params_handles.thr_max = param_find("MPC_THR_MAX"); @@ -392,9 +407,11 @@ MulticopterPositionControl::parameters_update(bool force) param_get(_params_handles.z_vel_max, &v); _params.vel_max(2) = v; param_get(_params_handles.xy_ff, &v); + v = math::constrain(v, 0.0f, 1.0f); _params.vel_ff(0) = v; _params.vel_ff(1) = v; param_get(_params_handles.z_ff, &v); + v = math::constrain(v, 0.0f, 1.0f); _params.vel_ff(2) = v; _params.sp_offs_max = _params.vel_max.edivide(_params.pos_p) * 2.0f; @@ -497,8 +514,11 @@ MulticopterPositionControl::reset_pos_sp() { if (_reset_pos_sp) { _reset_pos_sp = false; - _pos_sp(0) = _pos(0); - _pos_sp(1) = _pos(1); + /* shift position setpoint to make attitude setpoint continuous */ + _pos_sp(0) = _pos(0) + (_vel(0) - _att_sp.R_body[0][2] * _att_sp.thrust / _params.vel_p(0) + - _params.vel_ff(0) * _sp_move_rate(0)) / _params.pos_p(0); + _pos_sp(1) = _pos(1) + (_vel(1) - _att_sp.R_body[1][2] * _att_sp.thrust / _params.vel_p(1) + - _params.vel_ff(1) * _sp_move_rate(1)) / _params.pos_p(1); mavlink_log_info(_mavlink_fd, "[mpc] reset pos sp: %.2f, %.2f", (double)_pos_sp(0), (double)_pos_sp(1)); } } @@ -508,12 +528,126 @@ MulticopterPositionControl::reset_alt_sp() { if (_reset_alt_sp) { _reset_alt_sp = false; - _pos_sp(2) = _pos(2); + _pos_sp(2) = _pos(2) + (_vel(2) - _params.vel_ff(2) * _sp_move_rate(2)) / _params.pos_p(2); mavlink_log_info(_mavlink_fd, "[mpc] reset alt sp: %.2f", -(double)_pos_sp(2)); } } void +MulticopterPositionControl::control_manual(float dt) +{ + _sp_move_rate.zero(); + + if (_control_mode.flag_control_altitude_enabled) { + /* move altitude setpoint with throttle stick */ + _sp_move_rate(2) = -scale_control(_manual.z - 0.5f, 0.5f, alt_ctl_dz); + } + + if (_control_mode.flag_control_position_enabled) { + /* move position setpoint with roll/pitch stick */ + _sp_move_rate(0) = _manual.x; + _sp_move_rate(1) = _manual.y; + } + + /* limit setpoint move rate */ + float sp_move_norm = _sp_move_rate.length(); + + if (sp_move_norm > 1.0f) { + _sp_move_rate /= sp_move_norm; + } + + /* _sp_move_rate scaled to 0..1, scale it to max speed and rotate around yaw */ + math::Matrix<3, 3> R_yaw_sp; + R_yaw_sp.from_euler(0.0f, 0.0f, _att_sp.yaw_body); + _sp_move_rate = R_yaw_sp * _sp_move_rate.emult(_params.vel_max); + + if (_control_mode.flag_control_altitude_enabled) { + /* reset alt setpoint to current altitude if needed */ + reset_alt_sp(); + } + + if (_control_mode.flag_control_position_enabled) { + /* reset position setpoint to current position if needed */ + reset_pos_sp(); + } + + /* feed forward setpoint move rate with weight vel_ff */ + _vel_ff = _sp_move_rate.emult(_params.vel_ff); + + /* move position setpoint */ + _pos_sp += _sp_move_rate * dt; + + /* check if position setpoint is too far from actual position */ + math::Vector<3> pos_sp_offs; + pos_sp_offs.zero(); + + if (_control_mode.flag_control_position_enabled) { + pos_sp_offs(0) = (_pos_sp(0) - _pos(0)) / _params.sp_offs_max(0); + pos_sp_offs(1) = (_pos_sp(1) - _pos(1)) / _params.sp_offs_max(1); + } + + if (_control_mode.flag_control_altitude_enabled) { + pos_sp_offs(2) = (_pos_sp(2) - _pos(2)) / _params.sp_offs_max(2); + } + + float pos_sp_offs_norm = pos_sp_offs.length(); + + if (pos_sp_offs_norm > 1.0f) { + pos_sp_offs /= pos_sp_offs_norm; + _pos_sp = _pos + pos_sp_offs.emult(_params.sp_offs_max); + } +} + +void +MulticopterPositionControl::control_offboard(float dt) +{ + bool updated; + orb_check(_pos_sp_triplet_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(position_setpoint_triplet), _pos_sp_triplet_sub, &_pos_sp_triplet); + } + + if (_pos_sp_triplet.current.valid) { + if (_control_mode.flag_control_position_enabled && _pos_sp_triplet.current.position_valid) { + /* control position */ + _pos_sp(0) = _pos_sp_triplet.current.x; + _pos_sp(1) = _pos_sp_triplet.current.y; + _pos_sp(2) = _pos_sp_triplet.current.z; + _att_sp.yaw_body = _pos_sp_triplet.current.yaw; + + } else if (_control_mode.flag_control_velocity_enabled && _pos_sp_triplet.current.velocity_valid) { + /* control velocity */ + /* reset position setpoint to current position if needed */ + reset_pos_sp(); + + /* set position setpoint move rate */ + _sp_move_rate(0) = _pos_sp_triplet.current.vx; + _sp_move_rate(1) = _pos_sp_triplet.current.vy; + _att_sp.yaw_body = _att_sp.yaw_body + _pos_sp_triplet.current.yawspeed * dt; + } + + if (_control_mode.flag_control_altitude_enabled) { + /* reset alt setpoint to current altitude if needed */ + reset_alt_sp(); + + /* set altitude setpoint move rate */ + _sp_move_rate(2) = _pos_sp_triplet.current.vz; + } + + /* feed forward setpoint move rate with weight vel_ff */ + _vel_ff = _sp_move_rate.emult(_params.vel_ff); + + /* move position setpoint */ + _pos_sp += _sp_move_rate * dt; + + } else { + reset_pos_sp(); + reset_alt_sp(); + } +} + +void MulticopterPositionControl::task_main() { warnx("started"); @@ -551,13 +685,6 @@ MulticopterPositionControl::task_main() hrt_abstime t_prev = 0; - const float alt_ctl_dz = 0.2f; - - math::Vector<3> sp_move_rate; - sp_move_rate.zero(); - - float yaw_sp_move_rate; - math::Vector<3> thrust_int; thrust_int.zero(); math::Matrix<3, 3> R; @@ -616,138 +743,17 @@ MulticopterPositionControl::task_main() _vel(1) = _local_pos.vy; _vel(2) = _local_pos.vz; - sp_move_rate.zero(); + _vel_ff.zero(); + _sp_move_rate.zero(); /* select control source */ if (_control_mode.flag_control_manual_enabled) { /* manual control */ - if (_control_mode.flag_control_altitude_enabled) { - /* reset alt setpoint to current altitude if needed */ - reset_alt_sp(); - - /* move altitude setpoint with throttle stick */ - sp_move_rate(2) = -scale_control(_manual.z - 0.5f, 0.5f, alt_ctl_dz); - } - - if (_control_mode.flag_control_position_enabled) { - /* reset position setpoint to current position if needed */ - reset_pos_sp(); - - /* move position setpoint with roll/pitch stick */ - sp_move_rate(0) = _manual.x; - sp_move_rate(1) = _manual.y; - } - - /* limit setpoint move rate */ - float sp_move_norm = sp_move_rate.length(); - - if (sp_move_norm > 1.0f) { - sp_move_rate /= sp_move_norm; - } - - /* scale to max speed and rotate around yaw */ - math::Matrix<3, 3> R_yaw_sp; - R_yaw_sp.from_euler(0.0f, 0.0f, _att_sp.yaw_body); - sp_move_rate = R_yaw_sp * sp_move_rate.emult(_params.vel_max); - - /* move position setpoint */ - _pos_sp += sp_move_rate * dt; - - /* check if position setpoint is too far from actual position */ - math::Vector<3> pos_sp_offs; - pos_sp_offs.zero(); - - if (_control_mode.flag_control_position_enabled) { - pos_sp_offs(0) = (_pos_sp(0) - _pos(0)) / _params.sp_offs_max(0); - pos_sp_offs(1) = (_pos_sp(1) - _pos(1)) / _params.sp_offs_max(1); - } - - if (_control_mode.flag_control_altitude_enabled) { - pos_sp_offs(2) = (_pos_sp(2) - _pos(2)) / _params.sp_offs_max(2); - } - - float pos_sp_offs_norm = pos_sp_offs.length(); - - if (pos_sp_offs_norm > 1.0f) { - pos_sp_offs /= pos_sp_offs_norm; - _pos_sp = _pos + pos_sp_offs.emult(_params.sp_offs_max); - } + control_manual(dt); } else if (_control_mode.flag_control_offboard_enabled) { - /* Offboard control */ - bool updated; - orb_check(_pos_sp_triplet_sub, &updated); - - if (updated) { - orb_copy(ORB_ID(position_setpoint_triplet), _pos_sp_triplet_sub, &_pos_sp_triplet); - } - - if (_pos_sp_triplet.current.valid) { - - if (_control_mode.flag_control_position_enabled && _pos_sp_triplet.current.position_valid) { - - _pos_sp(0) = _pos_sp_triplet.current.x; - _pos_sp(1) = _pos_sp_triplet.current.y; - _pos_sp(2) = _pos_sp_triplet.current.z; - _att_sp.yaw_body = _pos_sp_triplet.current.yaw; - - } else if (_control_mode.flag_control_velocity_enabled && _pos_sp_triplet.current.velocity_valid) { - /* reset position setpoint to current position if needed */ - reset_pos_sp(); - /* move position setpoint with roll/pitch stick */ - sp_move_rate(0) = _pos_sp_triplet.current.vx; - sp_move_rate(1) = _pos_sp_triplet.current.vy; - yaw_sp_move_rate = _pos_sp_triplet.current.yawspeed; - _att_sp.yaw_body = _att.yaw + yaw_sp_move_rate * dt; - } - - if (_control_mode.flag_control_altitude_enabled) { - /* reset alt setpoint to current altitude if needed */ - reset_alt_sp(); - - /* move altitude setpoint with throttle stick */ - sp_move_rate(2) = -scale_control(_pos_sp_triplet.current.vz - 0.5f, 0.5f, alt_ctl_dz);; - } - - /* limit setpoint move rate */ - float sp_move_norm = sp_move_rate.length(); - - if (sp_move_norm > 1.0f) { - sp_move_rate /= sp_move_norm; - } - - /* scale to max speed and rotate around yaw */ - math::Matrix<3, 3> R_yaw_sp; - R_yaw_sp.from_euler(0.0f, 0.0f, _att_sp.yaw_body); - sp_move_rate = R_yaw_sp * sp_move_rate.emult(_params.vel_max); - - /* move position setpoint */ - _pos_sp += sp_move_rate * dt; - - /* check if position setpoint is too far from actual position */ - math::Vector<3> pos_sp_offs; - pos_sp_offs.zero(); - - if (_control_mode.flag_control_position_enabled) { - pos_sp_offs(0) = (_pos_sp(0) - _pos(0)) / _params.sp_offs_max(0); - pos_sp_offs(1) = (_pos_sp(1) - _pos(1)) / _params.sp_offs_max(1); - } - - if (_control_mode.flag_control_altitude_enabled) { - pos_sp_offs(2) = (_pos_sp(2) - _pos(2)) / _params.sp_offs_max(2); - } - - float pos_sp_offs_norm = pos_sp_offs.length(); - - if (pos_sp_offs_norm > 1.0f) { - pos_sp_offs /= pos_sp_offs_norm; - _pos_sp = _pos + pos_sp_offs.emult(_params.sp_offs_max); - } - - } else { - reset_pos_sp(); - reset_alt_sp(); - } + /* offboard control */ + control_offboard(dt); } else { /* AUTO */ @@ -782,6 +788,7 @@ MulticopterPositionControl::task_main() } /* fill local position setpoint */ + _local_pos_sp.timestamp = hrt_absolute_time(); _local_pos_sp.x = _pos_sp(0); _local_pos_sp.y = _pos_sp(1); _local_pos_sp.z = _pos_sp(2); @@ -821,7 +828,7 @@ MulticopterPositionControl::task_main() /* run position & altitude controllers, calculate velocity setpoint */ math::Vector<3> pos_err = _pos_sp - _pos; - _vel_sp = pos_err.emult(_params.pos_p) + sp_move_rate.emult(_params.vel_ff); + _vel_sp = pos_err.emult(_params.pos_p) + _vel_ff; if (!_control_mode.flag_control_altitude_enabled) { _reset_alt_sp = true; @@ -901,7 +908,7 @@ MulticopterPositionControl::task_main() math::Vector<3> vel_err = _vel_sp - _vel; /* derivative of velocity error, not includes setpoint acceleration */ - math::Vector<3> vel_err_d = (sp_move_rate - _vel).emult(_params.pos_p) - (_vel - _vel_prev) / dt; + math::Vector<3> vel_err_d = (_sp_move_rate - _vel).emult(_params.pos_p) - (_vel - _vel_prev) / dt; _vel_prev = _vel; /* thrust vector in NED frame */ diff --git a/src/modules/uORB/topics/position_setpoint_triplet.h b/src/modules/uORB/topics/position_setpoint_triplet.h index 4a1932180..ec2131abd 100644 --- a/src/modules/uORB/topics/position_setpoint_triplet.h +++ b/src/modules/uORB/topics/position_setpoint_triplet.h @@ -60,7 +60,7 @@ enum SETPOINT_TYPE SETPOINT_TYPE_TAKEOFF, /**< takeoff setpoint */ SETPOINT_TYPE_LAND, /**< land setpoint, altitude must be ignored, descend until landing */ SETPOINT_TYPE_IDLE, /**< do nothing, switch off motors or keep at idle speed (MC) */ - SETPOINT_TYPE_OFFBOARD, /**< setpoint set by offboard */ + SETPOINT_TYPE_OFFBOARD, /**< setpoint in NED frame (x, y, z, vx, vy, vz) set by offboard */ }; struct position_setpoint_s @@ -71,9 +71,9 @@ struct position_setpoint_s float y; /**< local position setpoint in m in NED */ float z; /**< local position setpoint in m in NED */ bool position_valid; /**< true if local position setpoint valid */ - float vx; /**< local velocity setpoint in m in NED */ - float vy; /**< local velocity setpoint in m in NED */ - float vz; /**< local velocity setpoint in m in NED */ + float vx; /**< local velocity setpoint in m/s in NED */ + float vy; /**< local velocity setpoint in m/s in NED */ + float vz; /**< local velocity setpoint in m/s in NED */ bool velocity_valid; /**< true if local velocity setpoint valid */ double lat; /**< latitude, in deg */ double lon; /**< longitude, in deg */ diff --git a/src/modules/uORB/topics/vehicle_local_position_setpoint.h b/src/modules/uORB/topics/vehicle_local_position_setpoint.h index 8988a0330..6766bb58a 100644 --- a/src/modules/uORB/topics/vehicle_local_position_setpoint.h +++ b/src/modules/uORB/topics/vehicle_local_position_setpoint.h @@ -50,11 +50,12 @@ */ struct vehicle_local_position_setpoint_s { + uint64_t timestamp; /**< timestamp of the setpoint */ float x; /**< in meters NED */ float y; /**< in meters NED */ float z; /**< in meters NED */ float yaw; /**< in radians NED -PI..+PI */ -}; /**< Local position in NED frame to go to */ +}; /**< Local position in NED frame */ /** * @} |