void GCS_MAVLINK_Tracker::handleMessage(mavlink_message_t* msg)
{
switch (msg->msgid) {
// If we are currently operating as a proxy for a remote,
// alas we have to look inside each packet to see if it's for us or for the remote
case MAVLINK_MSG_ID_REQUEST_DATA_STREAM:
{
handle_request_data_stream(msg, false);
break;
}
case MAVLINK_MSG_ID_HEARTBEAT:
break;
case MAVLINK_MSG_ID_COMMAND_LONG:
{
// decode
mavlink_command_long_t packet;
mavlink_msg_command_long_decode(msg, &packet);
uint8_t result = MAV_RESULT_UNSUPPORTED;
// do command
send_text(MAV_SEVERITY_INFO,"Command received: ");
switch(packet.command) {
case MAV_CMD_PREFLIGHT_CALIBRATION:
{
if (is_equal(packet.param1,1.0f)) {
tracker.ins.init_gyro();
if (tracker.ins.gyro_calibrated_ok_all()) {
tracker.ahrs.reset_gyro_drift();
result = MAV_RESULT_ACCEPTED;
} else {
result = MAV_RESULT_FAILED;
}
}
if (is_equal(packet.param3,1.0f)) {
tracker.init_barometer(false);
// zero the altitude difference on next baro update
tracker.nav_status.need_altitude_calibration = true;
result = MAV_RESULT_ACCEPTED;
}
if (is_equal(packet.param4,1.0f)) {
// Can't trim radio
result = MAV_RESULT_UNSUPPORTED;
} else if (is_equal(packet.param5,1.0f)) {
result = MAV_RESULT_ACCEPTED;
// start with gyro calibration
tracker.ins.init_gyro();
// reset ahrs gyro bias
if (tracker.ins.gyro_calibrated_ok_all()) {
tracker.ahrs.reset_gyro_drift();
} else {
result = MAV_RESULT_FAILED;
}
// start accel cal
tracker.ins.acal_init();
tracker.ins.get_acal()->start(this);
} else if (is_equal(packet.param5,2.0f)) {
// start with gyro calibration
tracker.ins.init_gyro();
// accel trim
float trim_roll, trim_pitch;
if (tracker.ins.calibrate_trim(trim_roll, trim_pitch)) {
// reset ahrs's trim to suggested values from calibration routine
tracker.ahrs.set_trim(Vector3f(trim_roll, trim_pitch, 0));
result = MAV_RESULT_ACCEPTED;
} else {
result = MAV_RESULT_FAILED;
}
}
break;
}
case MAV_CMD_COMPONENT_ARM_DISARM:
if (packet.target_component == MAV_COMP_ID_SYSTEM_CONTROL) {
if (is_equal(packet.param1,1.0f)) {
tracker.arm_servos();
result = MAV_RESULT_ACCEPTED;
} else if (is_zero(packet.param1)) {
tracker.disarm_servos();
result = MAV_RESULT_ACCEPTED;
} else {
result = MAV_RESULT_UNSUPPORTED;
}
} else {
result = MAV_RESULT_UNSUPPORTED;
}
break;
case MAV_CMD_GET_HOME_POSITION:
send_home(tracker.ahrs.get_home());
result = MAV_RESULT_ACCEPTED;
break;
case MAV_CMD_DO_SET_MODE:
switch ((uint16_t)packet.param1) {
case MAV_MODE_MANUAL_ARMED:
case MAV_MODE_MANUAL_DISARMED:
tracker.set_mode(MANUAL);
result = MAV_RESULT_ACCEPTED;
break;
case MAV_MODE_AUTO_ARMED:
case MAV_MODE_AUTO_DISARMED:
tracker.set_mode(AUTO);
result = MAV_RESULT_ACCEPTED;
break;
default:
result = MAV_RESULT_UNSUPPORTED;
}
break;
case MAV_CMD_DO_SET_SERVO:
if (tracker.servo_test_set_servo(packet.param1, packet.param2)) {
result = MAV_RESULT_ACCEPTED;
}
break;
// mavproxy/mavutil sends this when auto command is entered
case MAV_CMD_MISSION_START:
tracker.set_mode(AUTO);
result = MAV_RESULT_ACCEPTED;
break;
case MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN:
{
if (is_equal(packet.param1,1.0f) || is_equal(packet.param1,3.0f)) {
// when packet.param1 == 3 we reboot to hold in bootloader
hal.scheduler->reboot(is_equal(packet.param1,3.0f));
result = MAV_RESULT_ACCEPTED;
}
break;
}
case MAV_CMD_ACCELCAL_VEHICLE_POS:
result = MAV_RESULT_FAILED;
if (tracker.ins.get_acal()->gcs_vehicle_position(packet.param1)) {
result = MAV_RESULT_ACCEPTED;
}
break;
default:
result = handle_command_long_message(packet);
break;
}
mavlink_msg_command_ack_send(
chan,
packet.command,
result);
break;
}
// When mavproxy 'wp sethome'
case MAVLINK_MSG_ID_MISSION_WRITE_PARTIAL_LIST:
{
// decode
mavlink_mission_write_partial_list_t packet;
mavlink_msg_mission_write_partial_list_decode(msg, &packet);
if (packet.start_index == 0)
{
// New home at wp index 0. Ask for it
waypoint_receiving = true;
waypoint_request_i = 0;
waypoint_request_last = 0;
send_message(MSG_NEXT_WAYPOINT);
}
break;
}
// XXX receive a WP from GCS and store in EEPROM if it is HOME
case MAVLINK_MSG_ID_MISSION_ITEM:
{
// decode
mavlink_mission_item_t packet;
uint8_t result = MAV_MISSION_ACCEPTED;
mavlink_msg_mission_item_decode(msg, &packet);
struct Location tell_command = {};
switch (packet.frame)
{
case MAV_FRAME_MISSION:
case MAV_FRAME_GLOBAL:
{
tell_command.lat = 1.0e7f*packet.x; // in as DD converted to * t7
tell_command.lng = 1.0e7f*packet.y; // in as DD converted to * t7
tell_command.alt = packet.z*1.0e2f; // in as m converted to cm
tell_command.options = 0; // absolute altitude
break;
}
#ifdef MAV_FRAME_LOCAL_NED
case MAV_FRAME_LOCAL_NED: // local (relative to home position)
{
tell_command.lat = 1.0e7f*ToDeg(packet.x/
(RADIUS_OF_EARTH*cosf(ToRad(home.lat/1.0e7f)))) + home.lat;
tell_command.lng = 1.0e7f*ToDeg(packet.y/RADIUS_OF_EARTH) + home.lng;
tell_command.alt = -packet.z*1.0e2f;
tell_command.options = MASK_OPTIONS_RELATIVE_ALT;
break;
}
#endif
#ifdef MAV_FRAME_LOCAL
case MAV_FRAME_LOCAL: // local (relative to home position)
{
tell_command.lat = 1.0e7f*ToDeg(packet.x/
(RADIUS_OF_EARTH*cosf(ToRad(home.lat/1.0e7f)))) + home.lat;
tell_command.lng = 1.0e7f*ToDeg(packet.y/RADIUS_OF_EARTH) + home.lng;
tell_command.alt = packet.z*1.0e2f;
tell_command.options = MASK_OPTIONS_RELATIVE_ALT;
break;
}
#endif
case MAV_FRAME_GLOBAL_RELATIVE_ALT: // absolute lat/lng, relative altitude
{
tell_command.lat = 1.0e7f * packet.x; // in as DD converted to * t7
tell_command.lng = 1.0e7f * packet.y; // in as DD converted to * t7
tell_command.alt = packet.z * 1.0e2f;
tell_command.options = MASK_OPTIONS_RELATIVE_ALT; // store altitude relative!! Always!!
break;
}
default:
result = MAV_MISSION_UNSUPPORTED_FRAME;
break;
}
if (result != MAV_MISSION_ACCEPTED) goto mission_failed;
// Check if receiving waypoints (mission upload expected)
if (!waypoint_receiving) {
result = MAV_MISSION_ERROR;
goto mission_failed;
}
// check if this is the HOME wp
if (packet.seq == 0) {
tracker.set_home(tell_command); // New home in EEPROM
send_text(MAV_SEVERITY_INFO,"New HOME received");
waypoint_receiving = false;
}
mission_failed:
// we are rejecting the mission/waypoint
mavlink_msg_mission_ack_send(
chan,
msg->sysid,
msg->compid,
result,
MAV_MISSION_TYPE_MISSION);
break;
}
case MAVLINK_MSG_ID_MANUAL_CONTROL:
{
mavlink_manual_control_t packet;
mavlink_msg_manual_control_decode(msg, &packet);
tracker.tracking_manual_control(packet);
break;
}
case MAVLINK_MSG_ID_GLOBAL_POSITION_INT:
{
// decode
mavlink_global_position_int_t packet;
mavlink_msg_global_position_int_decode(msg, &packet);
tracker.tracking_update_position(packet);
break;
}
case MAVLINK_MSG_ID_SCALED_PRESSURE:
{
// decode
mavlink_scaled_pressure_t packet;
mavlink_msg_scaled_pressure_decode(msg, &packet);
tracker.tracking_update_pressure(packet);
break;
}
default:
handle_common_message(msg);
break;
} // end switch
} // end handle mavlink
void GCS_MAVLINK_Rover::handleMessage(mavlink_message_t* msg)
{
switch (msg->msgid) {
case MAVLINK_MSG_ID_REQUEST_DATA_STREAM:
{
handle_request_data_stream(msg, true);
break;
}
case MAVLINK_MSG_ID_COMMAND_INT: {
// decode packet
mavlink_command_int_t packet;
mavlink_msg_command_int_decode(msg, &packet);
MAV_RESULT result = MAV_RESULT_UNSUPPORTED;
switch (packet.command) {
case MAV_CMD_DO_SET_HOME: {
// assume failure
result = MAV_RESULT_FAILED;
if (is_equal(packet.param1, 1.0f)) {
// if param1 is 1, use current location
if (rover.set_home_to_current_location(true)) {
result = MAV_RESULT_ACCEPTED;
}
break;
}
// ensure param1 is zero
if (!is_zero(packet.param1)) {
break;
}
// check frame type is supported
if (packet.frame != MAV_FRAME_GLOBAL &&
packet.frame != MAV_FRAME_GLOBAL_INT &&
packet.frame != MAV_FRAME_GLOBAL_RELATIVE_ALT &&
packet.frame != MAV_FRAME_GLOBAL_RELATIVE_ALT_INT) {
break;
}
// sanity check location
if (!check_latlng(packet.x, packet.y)) {
break;
}
Location new_home_loc {};
new_home_loc.lat = packet.x;
new_home_loc.lng = packet.y;
new_home_loc.alt = packet.z * 100;
// handle relative altitude
if (packet.frame == MAV_FRAME_GLOBAL_RELATIVE_ALT || packet.frame == MAV_FRAME_GLOBAL_RELATIVE_ALT_INT) {
if (!rover.ahrs.home_is_set()) {
// cannot use relative altitude if home is not set
break;
}
new_home_loc.alt += rover.ahrs.get_home().alt;
}
if (rover.set_home(new_home_loc, true)) {
result = MAV_RESULT_ACCEPTED;
}
break;
}
#if MOUNT == ENABLED
case MAV_CMD_DO_SET_ROI: {
// param1 : /* Region of interest mode (not used)*/
// param2 : /* MISSION index/ target ID (not used)*/
// param3 : /* ROI index (not used)*/
// param4 : /* empty */
// x : lat
// y : lon
// z : alt
// sanity check location
if (!check_latlng(packet.x, packet.y)) {
break;
}
Location roi_loc;
roi_loc.lat = packet.x;
roi_loc.lng = packet.y;
roi_loc.alt = (int32_t)(packet.z * 100.0f);
if (roi_loc.lat == 0 && roi_loc.lng == 0 && roi_loc.alt == 0) {
// switch off the camera tracking if enabled
if (rover.camera_mount.get_mode() == MAV_MOUNT_MODE_GPS_POINT) {
rover.camera_mount.set_mode_to_default();
}
} else {
// send the command to the camera mount
rover.camera_mount.set_roi_target(roi_loc);
}
result = MAV_RESULT_ACCEPTED;
break;
}
#endif
default:
result = MAV_RESULT_UNSUPPORTED;
break;
}
// send ACK or NAK
mavlink_msg_command_ack_send_buf(msg, chan, packet.command, result);
break;
}
case MAVLINK_MSG_ID_COMMAND_LONG:
{
// decode
mavlink_command_long_t packet;
mavlink_msg_command_long_decode(msg, &packet);
MAV_RESULT result = MAV_RESULT_UNSUPPORTED;
// do command
switch (packet.command) {
case MAV_CMD_NAV_RETURN_TO_LAUNCH:
rover.set_mode(rover.mode_rtl, MODE_REASON_GCS_COMMAND);
result = MAV_RESULT_ACCEPTED;
break;
#if MOUNT == ENABLED
// Sets the region of interest (ROI) for the camera
case MAV_CMD_DO_SET_ROI:
// sanity check location
if (!check_latlng(packet.param5, packet.param6)) {
break;
}
Location roi_loc;
roi_loc.lat = (int32_t)(packet.param5 * 1.0e7f);
roi_loc.lng = (int32_t)(packet.param6 * 1.0e7f);
roi_loc.alt = (int32_t)(packet.param7 * 100.0f);
if (roi_loc.lat == 0 && roi_loc.lng == 0 && roi_loc.alt == 0) {
// switch off the camera tracking if enabled
if (rover.camera_mount.get_mode() == MAV_MOUNT_MODE_GPS_POINT) {
rover.camera_mount.set_mode_to_default();
}
} else {
// send the command to the camera mount
rover.camera_mount.set_roi_target(roi_loc);
}
result = MAV_RESULT_ACCEPTED;
break;
#endif
case MAV_CMD_DO_MOUNT_CONTROL:
#if MOUNT == ENABLED
rover.camera_mount.control(packet.param1, packet.param2, packet.param3, (MAV_MOUNT_MODE) packet.param7);
result = MAV_RESULT_ACCEPTED;
#endif
break;
case MAV_CMD_MISSION_START:
rover.set_mode(rover.mode_auto, MODE_REASON_GCS_COMMAND);
result = MAV_RESULT_ACCEPTED;
break;
case MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN:
if (is_equal(packet.param1, 1.0f) || is_equal(packet.param1, 3.0f)) {
// when packet.param1 == 3 we reboot to hold in bootloader
hal.scheduler->reboot(is_equal(packet.param1, 3.0f));
result = MAV_RESULT_ACCEPTED;
}
break;
case MAV_CMD_COMPONENT_ARM_DISARM:
if (is_equal(packet.param1, 1.0f)) {
// run pre_arm_checks and arm_checks and display failures
if (rover.arm_motors(AP_Arming::MAVLINK)) {
result = MAV_RESULT_ACCEPTED;
} else {
result = MAV_RESULT_FAILED;
}
} else if (is_zero(packet.param1)) {
if (rover.disarm_motors()) {
result = MAV_RESULT_ACCEPTED;
} else {
result = MAV_RESULT_FAILED;
}
} else {
result = MAV_RESULT_UNSUPPORTED;
}
break;
case MAV_CMD_DO_FENCE_ENABLE:
result = MAV_RESULT_ACCEPTED;
switch ((uint16_t)packet.param1) {
case 0:
rover.g2.fence.enable(false);
break;
case 1:
rover.g2.fence.enable(true);
break;
default:
result = MAV_RESULT_FAILED;
break;
}
break;
case MAV_CMD_DO_SET_HOME:
{
// param1 : use current (1=use current location, 0=use specified location)
// param5 : latitude
// param6 : longitude
// param7 : altitude
result = MAV_RESULT_FAILED; // assume failure
if (is_equal(packet.param1, 1.0f)) {
if (rover.set_home_to_current_location(true)) {
result = MAV_RESULT_ACCEPTED;
}
} else {
// ensure param1 is zero
if (!is_zero(packet.param1)) {
break;
}
Location new_home_loc {};
new_home_loc.lat = static_cast<int32_t>(packet.param5 * 1.0e7f);
new_home_loc.lng = static_cast<int32_t>(packet.param6 * 1.0e7f);
new_home_loc.alt = static_cast<int32_t>(packet.param7 * 100.0f);
if (rover.set_home(new_home_loc, true)) {
result = MAV_RESULT_ACCEPTED;
}
}
break;
}
case MAV_CMD_NAV_SET_YAW_SPEED:
{
// param1 : yaw angle to adjust direction by in centidegress
// param2 : Speed - normalized to 0 .. 1
// exit if vehicle is not in Guided mode
if (rover.control_mode != &rover.mode_guided) {
break;
}
// send yaw change and target speed to guided mode controller
const float speed_max = rover.control_mode->get_speed_default();
const float target_speed = constrain_float(packet.param2 * speed_max, -speed_max, speed_max);
rover.mode_guided.set_desired_heading_delta_and_speed(packet.param1, target_speed);
result = MAV_RESULT_ACCEPTED;
break;
}
case MAV_CMD_ACCELCAL_VEHICLE_POS:
result = MAV_RESULT_FAILED;
if (rover.ins.get_acal()->gcs_vehicle_position(packet.param1)) {
result = MAV_RESULT_ACCEPTED;
}
break;
case MAV_CMD_DO_MOTOR_TEST:
// param1 : motor sequence number (a number from 1 to max number of motors on the vehicle)
// param2 : throttle type (0=throttle percentage, 1=PWM, 2=pilot throttle channel pass-through. See MOTOR_TEST_THROTTLE_TYPE enum)
// param3 : throttle (range depends upon param2)
// param4 : timeout (in seconds)
result = rover.mavlink_motor_test_start(chan, static_cast<uint8_t>(packet.param1),
static_cast<uint8_t>(packet.param2),
static_cast<int16_t>(packet.param3),
packet.param4);
break;
default:
result = handle_command_long_message(packet);
break;
}
mavlink_msg_command_ack_send_buf(
msg,
chan,
packet.command,
result);
break;
}
case MAVLINK_MSG_ID_RC_CHANNELS_OVERRIDE:
{
// allow override of RC channel values for HIL
// or for complete GCS control of switch position
// and RC PWM values.
if (msg->sysid != rover.g.sysid_my_gcs) { // Only accept control from our gcs
break;
}
mavlink_rc_channels_override_t packet;
mavlink_msg_rc_channels_override_decode(msg, &packet);
RC_Channels::set_override(0, packet.chan1_raw);
RC_Channels::set_override(1, packet.chan2_raw);
RC_Channels::set_override(2, packet.chan3_raw);
RC_Channels::set_override(3, packet.chan4_raw);
RC_Channels::set_override(4, packet.chan5_raw);
RC_Channels::set_override(5, packet.chan6_raw);
RC_Channels::set_override(6, packet.chan7_raw);
RC_Channels::set_override(7, packet.chan8_raw);
rover.failsafe.rc_override_timer = AP_HAL::millis();
rover.failsafe_trigger(FAILSAFE_EVENT_RC, false);
break;
}
case MAVLINK_MSG_ID_MANUAL_CONTROL:
{
if (msg->sysid != rover.g.sysid_my_gcs) { // Only accept control from our gcs
break;
}
mavlink_manual_control_t packet;
mavlink_msg_manual_control_decode(msg, &packet);
if (packet.target != rover.g.sysid_this_mav) {
break; // only accept control aimed at us
}
const int16_t roll = (packet.y == INT16_MAX) ? 0 : rover.channel_steer->get_radio_min() + (rover.channel_steer->get_radio_max() - rover.channel_steer->get_radio_min()) * (packet.y + 1000) / 2000.0f;
const int16_t throttle = (packet.z == INT16_MAX) ? 0 : rover.channel_throttle->get_radio_min() + (rover.channel_throttle->get_radio_max() - rover.channel_throttle->get_radio_min()) * (packet.z + 1000) / 2000.0f;
RC_Channels::set_override(uint8_t(rover.rcmap.roll() - 1), roll);
RC_Channels::set_override(uint8_t(rover.rcmap.throttle() - 1), throttle);
rover.failsafe.rc_override_timer = AP_HAL::millis();
rover.failsafe_trigger(FAILSAFE_EVENT_RC, false);
break;
}
case MAVLINK_MSG_ID_HEARTBEAT:
{
// We keep track of the last time we received a heartbeat from our GCS for failsafe purposes
if (msg->sysid != rover.g.sysid_my_gcs) {
break;
}
rover.last_heartbeat_ms = rover.failsafe.rc_override_timer = AP_HAL::millis();
rover.failsafe_trigger(FAILSAFE_EVENT_GCS, false);
break;
}
case MAVLINK_MSG_ID_SET_ATTITUDE_TARGET: // MAV ID: 82
{
// decode packet
mavlink_set_attitude_target_t packet;
mavlink_msg_set_attitude_target_decode(msg, &packet);
// exit if vehicle is not in Guided mode
if (rover.control_mode != &rover.mode_guided) {
break;
}
// ensure type_mask specifies to use thrust
if ((packet.type_mask & MAVLINK_SET_ATT_TYPE_MASK_THROTTLE_IGNORE) != 0) {
break;
}
// convert thrust to ground speed
packet.thrust = constrain_float(packet.thrust, -1.0f, 1.0f);
const float target_speed = rover.control_mode->get_speed_default() * packet.thrust;
// if the body_yaw_rate field is ignored, convert quaternion to heading
if ((packet.type_mask & MAVLINK_SET_ATT_TYPE_MASK_YAW_RATE_IGNORE) != 0) {
// convert quaternion to heading
float target_heading_cd = degrees(Quaternion(packet.q[0], packet.q[1], packet.q[2], packet.q[3]).get_euler_yaw()) * 100.0f;
rover.mode_guided.set_desired_heading_and_speed(target_heading_cd, target_speed);
} else {
// use body_yaw_rate field
rover.mode_guided.set_desired_turn_rate_and_speed((RAD_TO_DEG * packet.body_yaw_rate) * 100.0f, target_speed);
}
break;
}
case MAVLINK_MSG_ID_SET_POSITION_TARGET_LOCAL_NED: // MAV ID: 84
{
// decode packet
mavlink_set_position_target_local_ned_t packet;
mavlink_msg_set_position_target_local_ned_decode(msg, &packet);
// exit if vehicle is not in Guided mode
if (rover.control_mode != &rover.mode_guided) {
break;
}
// check for supported coordinate frames
if (packet.coordinate_frame != MAV_FRAME_LOCAL_NED &&
packet.coordinate_frame != MAV_FRAME_LOCAL_OFFSET_NED &&
packet.coordinate_frame != MAV_FRAME_BODY_NED &&
packet.coordinate_frame != MAV_FRAME_BODY_OFFSET_NED) {
break;
}
bool pos_ignore = packet.type_mask & MAVLINK_SET_POS_TYPE_MASK_POS_IGNORE;
bool vel_ignore = packet.type_mask & MAVLINK_SET_POS_TYPE_MASK_VEL_IGNORE;
bool acc_ignore = packet.type_mask & MAVLINK_SET_POS_TYPE_MASK_ACC_IGNORE;
bool yaw_ignore = packet.type_mask & MAVLINK_SET_POS_TYPE_MASK_YAW_IGNORE;
bool yaw_rate_ignore = packet.type_mask & MAVLINK_SET_POS_TYPE_MASK_YAW_RATE_IGNORE;
// prepare target position
Location target_loc = rover.current_loc;
if (!pos_ignore) {
switch (packet.coordinate_frame) {
case MAV_FRAME_BODY_NED:
case MAV_FRAME_BODY_OFFSET_NED: {
// rotate from body-frame to NE frame
const float ne_x = packet.x * rover.ahrs.cos_yaw() - packet.y * rover.ahrs.sin_yaw();
const float ne_y = packet.x * rover.ahrs.sin_yaw() + packet.y * rover.ahrs.cos_yaw();
// add offset to current location
location_offset(target_loc, ne_x, ne_y);
}
break;
case MAV_FRAME_LOCAL_OFFSET_NED:
// add offset to current location
location_offset(target_loc, packet.x, packet.y);
break;
default:
// MAV_FRAME_LOCAL_NED interpret as an offset from home
target_loc = rover.ahrs.get_home();
location_offset(target_loc, packet.x, packet.y);
break;
}
}
float target_speed = 0.0f;
float target_yaw_cd = 0.0f;
// consume velocity and convert to target speed and heading
if (!vel_ignore) {
const float speed_max = rover.control_mode->get_speed_default();
// convert vector length into a speed
target_speed = constrain_float(safe_sqrt(sq(packet.vx) + sq(packet.vy)), -speed_max, speed_max);
// convert vector direction to target yaw
target_yaw_cd = degrees(atan2f(packet.vy, packet.vx)) * 100.0f;
// rotate target yaw if provided in body-frame
if (packet.coordinate_frame == MAV_FRAME_BODY_NED || packet.coordinate_frame == MAV_FRAME_BODY_OFFSET_NED) {
target_yaw_cd = wrap_180_cd(target_yaw_cd + rover.ahrs.yaw_sensor);
}
}
// consume yaw heading
if (!yaw_ignore) {
target_yaw_cd = ToDeg(packet.yaw) * 100.0f;
// rotate target yaw if provided in body-frame
if (packet.coordinate_frame == MAV_FRAME_BODY_NED || packet.coordinate_frame == MAV_FRAME_BODY_OFFSET_NED) {
target_yaw_cd = wrap_180_cd(target_yaw_cd + rover.ahrs.yaw_sensor);
}
}
// consume yaw rate
float target_turn_rate_cds = 0.0f;
if (!yaw_rate_ignore) {
target_turn_rate_cds = ToDeg(packet.yaw_rate) * 100.0f;
}
// handling case when both velocity and either yaw or yaw-rate are provided
// by default, we consider that the rover will drive forward
float speed_dir = 1.0f;
if (!vel_ignore && (!yaw_ignore || !yaw_rate_ignore)) {
// Note: we are using the x-axis velocity to determine direction even though
// the frame may have been provided in MAV_FRAME_LOCAL_OFFSET_NED or MAV_FRAME_LOCAL_NED
if (is_negative(packet.vx)) {
speed_dir = -1.0f;
}
}
// set guided mode targets
if (!pos_ignore && vel_ignore && acc_ignore && yaw_ignore && yaw_rate_ignore) {
// consume position target
rover.mode_guided.set_desired_location(target_loc);
} else if (pos_ignore && !vel_ignore && acc_ignore && yaw_ignore && yaw_rate_ignore) {
// consume velocity
rover.mode_guided.set_desired_heading_and_speed(target_yaw_cd, speed_dir * target_speed);
} else if (pos_ignore && !vel_ignore && acc_ignore && yaw_ignore && !yaw_rate_ignore) {
// consume velocity and turn rate
rover.mode_guided.set_desired_turn_rate_and_speed(target_turn_rate_cds, speed_dir * target_speed);
} else if (pos_ignore && !vel_ignore && acc_ignore && !yaw_ignore && yaw_rate_ignore) {
// consume velocity
rover.mode_guided.set_desired_heading_and_speed(target_yaw_cd, speed_dir * target_speed);
} else if (pos_ignore && vel_ignore && acc_ignore && !yaw_ignore && yaw_rate_ignore) {
// consume just target heading (probably only skid steering vehicles can do this)
rover.mode_guided.set_desired_heading_and_speed(target_yaw_cd, 0.0f);
} else if (pos_ignore && vel_ignore && acc_ignore && yaw_ignore && !yaw_rate_ignore) {
// consume just turn rate(probably only skid steering vehicles can do this)
rover.mode_guided.set_desired_turn_rate_and_speed(target_turn_rate_cds, 0.0f);
}
break;
}
case MAVLINK_MSG_ID_SET_POSITION_TARGET_GLOBAL_INT: // MAV ID: 86
{
// decode packet
mavlink_set_position_target_global_int_t packet;
mavlink_msg_set_position_target_global_int_decode(msg, &packet);
// exit if vehicle is not in Guided mode
if (rover.control_mode != &rover.mode_guided) {
break;
}
// check for supported coordinate frames
if (packet.coordinate_frame != MAV_FRAME_GLOBAL &&
packet.coordinate_frame != MAV_FRAME_GLOBAL_INT &&
packet.coordinate_frame != MAV_FRAME_GLOBAL_RELATIVE_ALT &&
packet.coordinate_frame != MAV_FRAME_GLOBAL_RELATIVE_ALT_INT &&
packet.coordinate_frame != MAV_FRAME_GLOBAL_TERRAIN_ALT &&
packet.coordinate_frame != MAV_FRAME_GLOBAL_TERRAIN_ALT_INT) {
break;
}
bool pos_ignore = packet.type_mask & MAVLINK_SET_POS_TYPE_MASK_POS_IGNORE;
bool vel_ignore = packet.type_mask & MAVLINK_SET_POS_TYPE_MASK_VEL_IGNORE;
bool acc_ignore = packet.type_mask & MAVLINK_SET_POS_TYPE_MASK_ACC_IGNORE;
bool yaw_ignore = packet.type_mask & MAVLINK_SET_POS_TYPE_MASK_YAW_IGNORE;
bool yaw_rate_ignore = packet.type_mask & MAVLINK_SET_POS_TYPE_MASK_YAW_RATE_IGNORE;
// prepare target position
Location target_loc = rover.current_loc;
if (!pos_ignore) {
// sanity check location
if (!check_latlng(packet.lat_int, packet.lon_int)) {
// result = MAV_RESULT_FAILED;
break;
}
target_loc.lat = packet.lat_int;
target_loc.lng = packet.lon_int;
}
float target_speed = 0.0f;
float target_yaw_cd = 0.0f;
// consume velocity and convert to target speed and heading
if (!vel_ignore) {
const float speed_max = rover.control_mode->get_speed_default();
// convert vector length into a speed
target_speed = constrain_float(safe_sqrt(sq(packet.vx) + sq(packet.vy)), -speed_max, speed_max);
// convert vector direction to target yaw
target_yaw_cd = degrees(atan2f(packet.vy, packet.vx)) * 100.0f;
// rotate target yaw if provided in body-frame
if (packet.coordinate_frame == MAV_FRAME_BODY_NED || packet.coordinate_frame == MAV_FRAME_BODY_OFFSET_NED) {
target_yaw_cd = wrap_180_cd(target_yaw_cd + rover.ahrs.yaw_sensor);
}
}
// consume yaw heading
if (!yaw_ignore) {
target_yaw_cd = ToDeg(packet.yaw) * 100.0f;
// rotate target yaw if provided in body-frame
if (packet.coordinate_frame == MAV_FRAME_BODY_NED || packet.coordinate_frame == MAV_FRAME_BODY_OFFSET_NED) {
target_yaw_cd = wrap_180_cd(target_yaw_cd + rover.ahrs.yaw_sensor);
}
}
// consume yaw rate
float target_turn_rate_cds = 0.0f;
if (!yaw_rate_ignore) {
target_turn_rate_cds = ToDeg(packet.yaw_rate) * 100.0f;
}
// handling case when both velocity and either yaw or yaw-rate are provided
// by default, we consider that the rover will drive forward
float speed_dir = 1.0f;
if (!vel_ignore && (!yaw_ignore || !yaw_rate_ignore)) {
// Note: we are using the x-axis velocity to determine direction even though
// the frame is provided in MAV_FRAME_GLOBAL_xxx
if (is_negative(packet.vx)) {
speed_dir = -1.0f;
}
}
// set guided mode targets
if (!pos_ignore && vel_ignore && acc_ignore && yaw_ignore && yaw_rate_ignore) {
// consume position target
rover.mode_guided.set_desired_location(target_loc);
} else if (pos_ignore && !vel_ignore && acc_ignore && yaw_ignore && yaw_rate_ignore) {
// consume velocity
rover.mode_guided.set_desired_heading_and_speed(target_yaw_cd, speed_dir * target_speed);
} else if (pos_ignore && !vel_ignore && acc_ignore && yaw_ignore && !yaw_rate_ignore) {
// consume velocity and turn rate
rover.mode_guided.set_desired_turn_rate_and_speed(target_turn_rate_cds, speed_dir * target_speed);
} else if (pos_ignore && !vel_ignore && acc_ignore && !yaw_ignore && yaw_rate_ignore) {
// consume velocity
rover.mode_guided.set_desired_heading_and_speed(target_yaw_cd, speed_dir * target_speed);
} else if (pos_ignore && vel_ignore && acc_ignore && !yaw_ignore && yaw_rate_ignore) {
// consume just target heading (probably only skid steering vehicles can do this)
rover.mode_guided.set_desired_heading_and_speed(target_yaw_cd, 0.0f);
} else if (pos_ignore && vel_ignore && acc_ignore && yaw_ignore && !yaw_rate_ignore) {
// consume just turn rate(probably only skid steering vehicles can do this)
rover.mode_guided.set_desired_turn_rate_and_speed(target_turn_rate_cds, 0.0f);
}
break;
}
#if HIL_MODE != HIL_MODE_DISABLED
case MAVLINK_MSG_ID_HIL_STATE:
{
mavlink_hil_state_t packet;
mavlink_msg_hil_state_decode(msg, &packet);
// sanity check location
if (!check_latlng(packet.lat, packet.lon)) {
break;
}
// set gps hil sensor
Location loc;
loc.lat = packet.lat;
loc.lng = packet.lon;
loc.alt = packet.alt/10;
Vector3f vel(packet.vx, packet.vy, packet.vz);
vel *= 0.01f;
gps.setHIL(0, AP_GPS::GPS_OK_FIX_3D,
packet.time_usec/1000,
loc, vel, 10, 0);
// rad/sec
Vector3f gyros;
gyros.x = packet.rollspeed;
gyros.y = packet.pitchspeed;
gyros.z = packet.yawspeed;
// m/s/s
Vector3f accels;
accels.x = packet.xacc * (GRAVITY_MSS/1000.0f);
accels.y = packet.yacc * (GRAVITY_MSS/1000.0f);
accels.z = packet.zacc * (GRAVITY_MSS/1000.0f);
ins.set_gyro(0, gyros);
ins.set_accel(0, accels);
compass.setHIL(0, packet.roll, packet.pitch, packet.yaw);
compass.setHIL(1, packet.roll, packet.pitch, packet.yaw);
break;
}
#endif // HIL_MODE
#if MOUNT == ENABLED
// deprecated. Use MAV_CMD_DO_MOUNT_CONFIGURE
case MAVLINK_MSG_ID_MOUNT_CONFIGURE:
{
rover.camera_mount.configure_msg(msg);
break;
}
// deprecated. Use MAV_CMD_DO_MOUNT_CONTROL
case MAVLINK_MSG_ID_MOUNT_CONTROL:
{
rover.camera_mount.control_msg(msg);
break;
}
#endif // MOUNT == ENABLED
case MAVLINK_MSG_ID_RADIO:
case MAVLINK_MSG_ID_RADIO_STATUS:
{
handle_radio_status(msg, rover.DataFlash, rover.should_log(MASK_LOG_PM));
break;
}
// send or receive fence points with GCS
case MAVLINK_MSG_ID_FENCE_POINT: // MAV ID: 160
case MAVLINK_MSG_ID_FENCE_FETCH_POINT:
rover.g2.fence.handle_msg(*this, msg);
break;
case MAVLINK_MSG_ID_DISTANCE_SENSOR:
rover.rangefinder.handle_msg(msg);
rover.g2.proximity.handle_msg(msg);
break;
default:
handle_common_message(msg);
break;
} // end switch
} // end handle mavlink
