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commands_logic.cpp
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commands_logic.cpp
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#include "Plane.h"
/********************************************************************************/
// Command Event Handlers
/********************************************************************************/
bool Plane::start_command(const AP_Mission::Mission_Command& cmd)
{
// default to non-VTOL loiter
auto_state.vtol_loiter = false;
// log when new commands start
if (should_log(MASK_LOG_CMD)) {
logger.Write_Mission_Cmd(mission, cmd);
}
// special handling for nav vs non-nav commands
if (AP_Mission::is_nav_cmd(cmd)) {
// set takeoff_complete to true so we don't add extra elevator
// except in a takeoff
auto_state.takeoff_complete = true;
// start non-idle
auto_state.idle_mode = false;
nav_controller->set_data_is_stale();
// reset loiter start time. New command is a new loiter
loiter.start_time_ms = 0;
AP_Mission::Mission_Command next_nav_cmd;
const uint16_t next_index = mission.get_current_nav_index() + 1;
auto_state.wp_is_land_approach = mission.get_next_nav_cmd(next_index, next_nav_cmd) && (next_nav_cmd.id == MAV_CMD_NAV_LAND);
#if HAL_QUADPLANE_ENABLED
if (quadplane.is_vtol_land(next_nav_cmd.id)) {
auto_state.wp_is_land_approach = false;
}
#endif
}
switch(cmd.id) {
case MAV_CMD_NAV_TAKEOFF:
crash_state.is_crashed = false;
#if HAL_QUADPLANE_ENABLED
if (quadplane.is_vtol_takeoff(cmd.id)) {
return quadplane.do_vtol_takeoff(cmd);
}
#endif
do_takeoff(cmd);
break;
case MAV_CMD_NAV_WAYPOINT: // Navigate to Waypoint
do_nav_wp(cmd);
break;
case MAV_CMD_NAV_LAND: // LAND to Waypoint
#if HAL_QUADPLANE_ENABLED
if (quadplane.is_vtol_land(cmd.id)) {
crash_state.is_crashed = false;
return quadplane.do_vtol_land(cmd);
}
#endif
do_land(cmd);
break;
case MAV_CMD_NAV_LOITER_UNLIM: // Loiter indefinitely
do_loiter_unlimited(cmd);
break;
case MAV_CMD_NAV_LOITER_TURNS: // Loiter N Times
do_loiter_turns(cmd);
break;
case MAV_CMD_NAV_LOITER_TIME:
do_loiter_time(cmd);
break;
case MAV_CMD_NAV_LOITER_TO_ALT:
do_loiter_to_alt(cmd);
break;
case MAV_CMD_NAV_RETURN_TO_LAUNCH:
set_mode(mode_rtl, ModeReason::MISSION_CMD);
break;
case MAV_CMD_NAV_CONTINUE_AND_CHANGE_ALT:
do_continue_and_change_alt(cmd);
break;
case MAV_CMD_NAV_ALTITUDE_WAIT:
do_altitude_wait(cmd);
break;
#if HAL_QUADPLANE_ENABLED
case MAV_CMD_NAV_VTOL_TAKEOFF:
crash_state.is_crashed = false;
return quadplane.do_vtol_takeoff(cmd);
case MAV_CMD_NAV_VTOL_LAND:
if (quadplane.options & QuadPlane::OPTION_MISSION_LAND_FW_APPROACH) {
// the user wants to approach the landing in a fixed wing flight mode
// the waypoint will be used as a loiter_to_alt
// after which point the plane will compute the optimal into the wind direction
// and fly in on that direction towards the landing waypoint
// it will then transition to VTOL and do a normal quadplane landing
do_landing_vtol_approach(cmd);
break;
} else {
return quadplane.do_vtol_land(cmd);
}
#endif
// Conditional commands
case MAV_CMD_CONDITION_DELAY:
do_wait_delay(cmd);
break;
case MAV_CMD_CONDITION_DISTANCE:
do_within_distance(cmd);
break;
// Do commands
case MAV_CMD_DO_CHANGE_SPEED:
do_change_speed(cmd);
break;
case MAV_CMD_DO_SET_HOME:
do_set_home(cmd);
break;
case MAV_CMD_DO_INVERTED_FLIGHT:
if (cmd.p1 == 0 || cmd.p1 == 1) {
auto_state.inverted_flight = (bool)cmd.p1;
gcs().send_text(MAV_SEVERITY_INFO, "Set inverted %u", cmd.p1);
}
break;
case MAV_CMD_DO_LAND_START:
break;
case MAV_CMD_DO_FENCE_ENABLE:
#if AC_FENCE == ENABLED
if (cmd.p1 == 0) { // disable fence
plane.fence.enable(false);
gcs().send_text(MAV_SEVERITY_INFO, "Fence disabled");
} else if (cmd.p1 == 1) { // enable fence
plane.fence.enable(true);
gcs().send_text(MAV_SEVERITY_INFO, "Fence enabled");
} else if (cmd.p1 == 2) { // disable fence floor only
plane.fence.disable_floor();
gcs().send_text(MAV_SEVERITY_INFO, "Fence floor disabled");
}
#endif
break;
case MAV_CMD_DO_AUTOTUNE_ENABLE:
autotune_enable(cmd.p1);
break;
#if HAL_MOUNT_ENABLED
// Sets the region of interest (ROI) for a sensor set or the
// vehicle itself. This can then be used by the vehicles control
// system to control the vehicle attitude and the attitude of various
// devices such as cameras.
// |Region of interest mode. (see MAV_ROI enum)| Waypoint index/ target ID. (see MAV_ROI enum)| ROI index (allows a vehicle to manage multiple cameras etc.)| Empty| x the location of the fixed ROI (see MAV_FRAME)| y| z|
case MAV_CMD_DO_SET_ROI:
if (cmd.content.location.alt == 0 && cmd.content.location.lat == 0 && cmd.content.location.lng == 0) {
// switch off the camera tracking if enabled
if (camera_mount.get_mode() == MAV_MOUNT_MODE_GPS_POINT) {
camera_mount.set_mode_to_default();
}
} else {
// set mount's target location
camera_mount.set_roi_target(cmd.content.location);
}
break;
case MAV_CMD_DO_MOUNT_CONTROL: // 205
// point the camera to a specified angle
camera_mount.set_angle_targets(cmd.content.mount_control.roll,
cmd.content.mount_control.pitch,
cmd.content.mount_control.yaw);
break;
#endif
#if HAL_QUADPLANE_ENABLED
case MAV_CMD_DO_VTOL_TRANSITION:
plane.quadplane.handle_do_vtol_transition((enum MAV_VTOL_STATE)cmd.content.do_vtol_transition.target_state);
break;
#endif
case MAV_CMD_DO_ENGINE_CONTROL:
plane.g2.ice_control.engine_control(cmd.content.do_engine_control.start_control,
cmd.content.do_engine_control.cold_start,
cmd.content.do_engine_control.height_delay_cm*0.01f);
break;
#if ENABLE_SCRIPTING
case MAV_CMD_NAV_SCRIPT_TIME:
do_nav_script_time(cmd);
break;
#endif
default:
// unable to use the command, allow the vehicle to try the next command
return false;
}
return true;
}
/*******************************************************************************
Verify command Handlers
Each type of mission element has a "verify" operation. The verify
operation returns true when the mission element has completed and we
should move onto the next mission element.
Return true if we do not recognize the command so that we move on to the next command
*******************************************************************************/
bool Plane::verify_command(const AP_Mission::Mission_Command& cmd) // Returns true if command complete
{
switch(cmd.id) {
case MAV_CMD_NAV_TAKEOFF:
#if HAL_QUADPLANE_ENABLED
if (quadplane.is_vtol_takeoff(cmd.id)) {
return quadplane.verify_vtol_takeoff(cmd);
}
#endif
return verify_takeoff();
case MAV_CMD_NAV_WAYPOINT:
return verify_nav_wp(cmd);
case MAV_CMD_NAV_LAND:
#if HAL_QUADPLANE_ENABLED
if (quadplane.is_vtol_land(cmd.id)) {
return quadplane.verify_vtol_land();
}
#endif
if (flight_stage == AP_Vehicle::FixedWing::FlightStage::FLIGHT_ABORT_LAND) {
return landing.verify_abort_landing(prev_WP_loc, next_WP_loc, current_loc, auto_state.takeoff_altitude_rel_cm, throttle_suppressed);
} else {
// use rangefinder to correct if possible
float height = height_above_target() - rangefinder_correction();
// for flare calculations we don't want to use the terrain
// correction as otherwise we will flare early on rising
// ground
height -= auto_state.terrain_correction;
return landing.verify_land(prev_WP_loc, next_WP_loc, current_loc,
height, auto_state.sink_rate, auto_state.wp_proportion, auto_state.last_flying_ms, arming.is_armed(), is_flying(),
g.rangefinder_landing && rangefinder_state.in_range);
}
case MAV_CMD_NAV_LOITER_UNLIM:
return verify_loiter_unlim(cmd);
case MAV_CMD_NAV_LOITER_TURNS:
return verify_loiter_turns(cmd);
case MAV_CMD_NAV_LOITER_TIME:
return verify_loiter_time();
case MAV_CMD_NAV_LOITER_TO_ALT:
return verify_loiter_to_alt(cmd);
case MAV_CMD_NAV_RETURN_TO_LAUNCH:
return verify_RTL();
case MAV_CMD_NAV_CONTINUE_AND_CHANGE_ALT:
return verify_continue_and_change_alt();
case MAV_CMD_NAV_ALTITUDE_WAIT:
return verify_altitude_wait(cmd);
#if HAL_QUADPLANE_ENABLED
case MAV_CMD_NAV_VTOL_TAKEOFF:
return quadplane.verify_vtol_takeoff(cmd);
case MAV_CMD_NAV_VTOL_LAND:
if ((quadplane.options & QuadPlane::OPTION_MISSION_LAND_FW_APPROACH) && !verify_landing_vtol_approach(cmd)) {
// verify_landing_vtol_approach will return true once we have completed the approach,
// in which case we fall over to normal vtol landing code
return false;
} else {
return quadplane.verify_vtol_land();
}
#endif // HAL_QUADPLANE_ENABLED
// Conditional commands
case MAV_CMD_CONDITION_DELAY:
return verify_wait_delay();
case MAV_CMD_CONDITION_DISTANCE:
return verify_within_distance();
#if ENABLE_SCRIPTING
case MAV_CMD_NAV_SCRIPT_TIME:
return verify_nav_script_time(cmd);
#endif
// do commands (always return true)
case MAV_CMD_DO_CHANGE_SPEED:
case MAV_CMD_DO_SET_HOME:
case MAV_CMD_DO_INVERTED_FLIGHT:
case MAV_CMD_DO_LAND_START:
case MAV_CMD_DO_FENCE_ENABLE:
case MAV_CMD_DO_AUTOTUNE_ENABLE:
case MAV_CMD_DO_CONTROL_VIDEO:
case MAV_CMD_DO_SET_CAM_TRIGG_DIST:
case MAV_CMD_DO_SET_ROI:
case MAV_CMD_DO_MOUNT_CONTROL:
case MAV_CMD_DO_VTOL_TRANSITION:
case MAV_CMD_DO_ENGINE_CONTROL:
return true;
default:
// error message
gcs().send_text(MAV_SEVERITY_WARNING,"Skipping invalid cmd #%i",cmd.id);
// return true if we do not recognize the command so that we move on to the next command
return true;
}
}
/********************************************************************************/
// Nav (Must) commands
/********************************************************************************/
void Plane::do_RTL(int32_t rtl_altitude_AMSL_cm)
{
auto_state.next_wp_crosstrack = false;
auto_state.crosstrack = false;
prev_WP_loc = current_loc;
next_WP_loc = rally.calc_best_rally_or_home_location(current_loc, rtl_altitude_AMSL_cm);
setup_terrain_target_alt(next_WP_loc);
set_target_altitude_location(next_WP_loc);
if (aparm.loiter_radius < 0) {
loiter.direction = -1;
} else {
loiter.direction = 1;
}
setup_glide_slope();
setup_turn_angle();
logger.Write_Mode(control_mode->mode_number(), control_mode_reason);
}
/*
start a NAV_TAKEOFF command
*/
void Plane::do_takeoff(const AP_Mission::Mission_Command& cmd)
{
prev_WP_loc = current_loc;
set_next_WP(cmd.content.location);
// pitch in deg, airspeed m/s, throttle %, track WP 1 or 0
auto_state.takeoff_pitch_cd = (int16_t)cmd.p1 * 100;
if (auto_state.takeoff_pitch_cd <= 0) {
// if the mission doesn't specify a pitch use 4 degrees
auto_state.takeoff_pitch_cd = 400;
}
auto_state.takeoff_altitude_rel_cm = next_WP_loc.alt - home.alt;
next_WP_loc.lat = home.lat + 10;
next_WP_loc.lng = home.lng + 10;
auto_state.takeoff_speed_time_ms = 0;
auto_state.takeoff_complete = false; // set flag to use gps ground course during TO. IMU will be doing yaw drift correction
auto_state.height_below_takeoff_to_level_off_cm = 0;
// Flag also used to override "on the ground" throttle disable
// zero locked course
steer_state.locked_course_err = 0;
steer_state.hold_course_cd = -1;
auto_state.baro_takeoff_alt = barometer.get_altitude();
}
void Plane::do_nav_wp(const AP_Mission::Mission_Command& cmd)
{
set_next_WP(cmd.content.location);
}
void Plane::do_land(const AP_Mission::Mission_Command& cmd)
{
set_next_WP(cmd.content.location);
// configure abort altitude and pitch
// if NAV_LAND has an abort altitude then use it, else use last takeoff, else use 50m
if (cmd.p1 > 0) {
auto_state.takeoff_altitude_rel_cm = (int16_t)cmd.p1 * 100;
} else if (auto_state.takeoff_altitude_rel_cm <= 0) {
auto_state.takeoff_altitude_rel_cm = 3000;
}
if (auto_state.takeoff_pitch_cd <= 0) {
// If no takeoff command has ever been used, default to a conservative 10deg
auto_state.takeoff_pitch_cd = 1000;
}
// zero rangefinder state, start to accumulate good samples now
memset(&rangefinder_state, 0, sizeof(rangefinder_state));
landing.do_land(cmd, relative_altitude);
if (flight_stage == AP_Vehicle::FixedWing::FLIGHT_ABORT_LAND) {
// if we were in an abort we need to explicitly move out of the abort state, as it's sticky
set_flight_stage(AP_Vehicle::FixedWing::FLIGHT_LAND);
}
#if AC_FENCE == ENABLED
plane.fence.auto_disable_fence_for_landing();
#endif
}
#if HAL_QUADPLANE_ENABLED
void Plane::do_landing_vtol_approach(const AP_Mission::Mission_Command& cmd)
{
//set target alt
Location loc = cmd.content.location;
loc.sanitize(current_loc);
set_next_WP(loc);
// only set the direction if the quadplane landing radius override is not 0
// if it's 0 update_loiter will manage the direction for us when we hand it
// 0 later in the controller
if (is_negative(quadplane.fw_land_approach_radius)) {
loiter.direction = -1;
} else if (is_positive(quadplane.fw_land_approach_radius)) {
loiter.direction = 1;
}
vtol_approach_s.approach_stage = LOITER_TO_ALT;
}
#endif
void Plane::loiter_set_direction_wp(const AP_Mission::Mission_Command& cmd)
{
if (cmd.content.location.loiter_ccw) {
loiter.direction = -1;
} else {
loiter.direction = 1;
}
}
void Plane::do_loiter_unlimited(const AP_Mission::Mission_Command& cmd)
{
Location cmdloc = cmd.content.location;
cmdloc.sanitize(current_loc);
set_next_WP(cmdloc);
loiter_set_direction_wp(cmd);
}
void Plane::do_loiter_turns(const AP_Mission::Mission_Command& cmd)
{
Location cmdloc = cmd.content.location;
cmdloc.sanitize(current_loc);
set_next_WP(cmdloc);
loiter_set_direction_wp(cmd);
loiter.total_cd = (uint32_t)(LOWBYTE(cmd.p1)) * 36000UL;
condition_value = 1; // used to signify primary turns goal not yet met
}
void Plane::do_loiter_time(const AP_Mission::Mission_Command& cmd)
{
Location cmdloc = cmd.content.location;
cmdloc.sanitize(current_loc);
set_next_WP(cmdloc);
loiter_set_direction_wp(cmd);
// we set start_time_ms when we reach the waypoint
loiter.time_max_ms = cmd.p1 * (uint32_t)1000; // convert sec to ms
condition_value = 1; // used to signify primary time goal not yet met
}
void Plane::do_continue_and_change_alt(const AP_Mission::Mission_Command& cmd)
{
// select heading method. Either mission, gps bearing projection or yaw based
// If prev_WP_loc and next_WP_loc are different then an accurate wp based bearing can
// be computed. However, if we had just changed modes before this, such as an aborted landing
// via mode change, the prev and next wps are the same.
float bearing;
if (!prev_WP_loc.same_latlon_as(next_WP_loc)) {
// use waypoint based bearing, this is the usual case
steer_state.hold_course_cd = -1;
} else if (AP::gps().status() >= AP_GPS::GPS_OK_FIX_2D) {
// use gps ground course based bearing hold
steer_state.hold_course_cd = -1;
bearing = AP::gps().ground_course();
next_WP_loc.offset_bearing(bearing, 1000); // push it out 1km
} else {
// use yaw based bearing hold
steer_state.hold_course_cd = wrap_360_cd(ahrs.yaw_sensor);
bearing = ahrs.yaw_sensor * 0.01f;
next_WP_loc.offset_bearing(bearing, 1000); // push it out 1km
}
next_WP_loc.alt = cmd.content.location.alt + home.alt;
condition_value = cmd.p1;
reset_offset_altitude();
}
void Plane::do_altitude_wait(const AP_Mission::Mission_Command& cmd)
{
// set all servos to trim until we reach altitude or descent speed
auto_state.idle_mode = true;
}
void Plane::do_loiter_to_alt(const AP_Mission::Mission_Command& cmd)
{
//set target alt
Location loc = cmd.content.location;
loc.sanitize(current_loc);
set_next_WP(loc);
loiter_set_direction_wp(cmd);
// init to 0, set to 1 when altitude is reached
condition_value = 0;
}
/********************************************************************************/
// Verify Nav (Must) commands
/********************************************************************************/
bool Plane::verify_takeoff()
{
if (ahrs.dcm_yaw_initialised() && steer_state.hold_course_cd == -1) {
const float min_gps_speed = 5;
if (auto_state.takeoff_speed_time_ms == 0 &&
gps.status() >= AP_GPS::GPS_OK_FIX_3D &&
gps.ground_speed() > min_gps_speed &&
hal.util->safety_switch_state() != AP_HAL::Util::SAFETY_DISARMED) {
auto_state.takeoff_speed_time_ms = millis();
}
if (auto_state.takeoff_speed_time_ms != 0 &&
millis() - auto_state.takeoff_speed_time_ms >= 2000) {
// once we reach sufficient speed for good GPS course
// estimation we save our current GPS ground course
// corrected for summed yaw to set the take off
// course. This keeps wings level until we are ready to
// rotate, and also allows us to cope with arbitrary
// compass errors for auto takeoff
float takeoff_course = wrap_PI(radians(gps.ground_course())) - steer_state.locked_course_err;
takeoff_course = wrap_PI(takeoff_course);
steer_state.hold_course_cd = wrap_360_cd(degrees(takeoff_course)*100);
gcs().send_text(MAV_SEVERITY_INFO, "Holding course %d at %.1fm/s (%.1f)",
(int)steer_state.hold_course_cd,
(double)gps.ground_speed(),
(double)degrees(steer_state.locked_course_err));
}
}
if (steer_state.hold_course_cd != -1) {
// call navigation controller for heading hold
nav_controller->update_heading_hold(steer_state.hold_course_cd);
} else {
nav_controller->update_level_flight();
}
// check for optional takeoff timeout
if (takeoff_state.start_time_ms != 0 && g2.takeoff_timeout > 0) {
const float ground_speed = gps.ground_speed();
const float takeoff_min_ground_speed = 4;
if (!hal.util->get_soft_armed()) {
return false;
}
if (ground_speed >= takeoff_min_ground_speed) {
takeoff_state.start_time_ms = 0;
} else {
uint32_t now = AP_HAL::millis();
if (now - takeoff_state.start_time_ms > (uint32_t)(1000U * g2.takeoff_timeout)) {
gcs().send_text(MAV_SEVERITY_INFO, "Takeoff timeout at %.1f m/s", ground_speed);
plane.arming.disarm(AP_Arming::Method::TAKEOFFTIMEOUT);
mission.reset();
}
}
}
// see if we have reached takeoff altitude
int32_t relative_alt_cm = adjusted_relative_altitude_cm();
if (relative_alt_cm > auto_state.takeoff_altitude_rel_cm) {
gcs().send_text(MAV_SEVERITY_INFO, "Takeoff complete at %.2fm",
(double)(relative_alt_cm*0.01f));
steer_state.hold_course_cd = -1;
auto_state.takeoff_complete = true;
next_WP_loc = prev_WP_loc = current_loc;
#if AC_FENCE == ENABLED
plane.fence.auto_enable_fence_after_takeoff();
#endif
// don't cross-track on completion of takeoff, as otherwise we
// can end up doing too sharp a turn
auto_state.next_wp_crosstrack = false;
return true;
} else {
return false;
}
}
/*
update navigation for normal mission waypoints. Return true when the
waypoint is complete
*/
bool Plane::verify_nav_wp(const AP_Mission::Mission_Command& cmd)
{
steer_state.hold_course_cd = -1;
// depending on the pass by flag either go to waypoint in regular manner or
// fly past it for set distance along the line of waypoints
Location flex_next_WP_loc = next_WP_loc;
uint8_t cmd_passby = HIGHBYTE(cmd.p1); // distance in meters to pass beyond the wp
uint8_t cmd_acceptance_distance = LOWBYTE(cmd.p1); // radius in meters to accept reaching the wp
if (cmd_passby > 0) {
float dist = prev_WP_loc.get_distance(flex_next_WP_loc);
if (!is_zero(dist)) {
float factor = (dist + cmd_passby) / dist;
flex_next_WP_loc.lat = flex_next_WP_loc.lat + (flex_next_WP_loc.lat - prev_WP_loc.lat) * (factor - 1.0f);
flex_next_WP_loc.lng = flex_next_WP_loc.lng + Location::diff_longitude(flex_next_WP_loc.lng,prev_WP_loc.lng) * (factor - 1.0f);
}
}
if (auto_state.crosstrack) {
nav_controller->update_waypoint(prev_WP_loc, flex_next_WP_loc);
} else {
nav_controller->update_waypoint(current_loc, flex_next_WP_loc);
}
// see if the user has specified a maximum distance to waypoint
// If override with p3 - then this is not used as it will overfly badly
if (g.waypoint_max_radius > 0 &&
auto_state.wp_distance > (uint16_t)g.waypoint_max_radius) {
if (current_loc.past_interval_finish_line(prev_WP_loc, flex_next_WP_loc)) {
// this is needed to ensure completion of the waypoint
if (cmd_passby == 0) {
prev_WP_loc = current_loc;
}
}
return false;
}
float acceptance_distance_m = 0; // default to: if overflown - let it fly up to the point
if (cmd_acceptance_distance > 0) {
// allow user to override acceptance radius
acceptance_distance_m = cmd_acceptance_distance;
} else if (cmd_passby == 0) {
acceptance_distance_m = nav_controller->turn_distance(get_wp_radius(), auto_state.next_turn_angle);
}
if (auto_state.wp_distance <= acceptance_distance_m) {
gcs().send_text(MAV_SEVERITY_INFO, "Reached waypoint #%i dist %um",
(unsigned)mission.get_current_nav_cmd().index,
(unsigned)current_loc.get_distance(flex_next_WP_loc));
return true;
}
// have we flown past the waypoint?
if (current_loc.past_interval_finish_line(prev_WP_loc, flex_next_WP_loc)) {
gcs().send_text(MAV_SEVERITY_INFO, "Passed waypoint #%i dist %um",
(unsigned)mission.get_current_nav_cmd().index,
(unsigned)current_loc.get_distance(flex_next_WP_loc));
return true;
}
return false;
}
bool Plane::verify_loiter_unlim(const AP_Mission::Mission_Command &cmd)
{
// else use mission radius
update_loiter(cmd.p1);
return false;
}
bool Plane::verify_loiter_time()
{
bool result = false;
// mission radius is always aparm.loiter_radius
update_loiter(0);
if (loiter.start_time_ms == 0) {
if (reached_loiter_target() && loiter.sum_cd > 1) {
// we've reached the target, start the timer
loiter.start_time_ms = millis();
}
} else if (condition_value != 0) {
// primary goal, loiter time
if ((millis() - loiter.start_time_ms) > loiter.time_max_ms) {
// primary goal completed, initialize secondary heading goal
condition_value = 0;
result = verify_loiter_heading(true);
}
} else {
// secondary goal, loiter to heading
result = verify_loiter_heading(false);
}
if (result) {
gcs().send_text(MAV_SEVERITY_INFO,"Loiter time complete");
auto_state.vtol_loiter = false;
}
return result;
}
bool Plane::verify_loiter_turns(const AP_Mission::Mission_Command &cmd)
{
bool result = false;
uint16_t radius = HIGHBYTE(cmd.p1);
update_loiter(radius);
// LOITER_TURNS makes no sense as VTOL
auto_state.vtol_loiter = false;
if (condition_value != 0) {
// primary goal, loiter time
if (loiter.sum_cd > loiter.total_cd && loiter.sum_cd > 1) {
// primary goal completed, initialize secondary heading goal
condition_value = 0;
result = verify_loiter_heading(true);
}
} else {
// secondary goal, loiter to heading
result = verify_loiter_heading(false);
}
if (result) {
gcs().send_text(MAV_SEVERITY_INFO,"Loiter orbits complete");
}
return result;
}
/*
verify a LOITER_TO_ALT command. This involves checking we have
reached both the desired altitude and desired heading. The desired
altitude only needs to be reached once.
*/
bool Plane::verify_loiter_to_alt(const AP_Mission::Mission_Command &cmd)
{
bool result = false;
update_loiter(cmd.p1);
// condition_value == 0 means alt has never been reached
if (condition_value == 0) {
// primary goal, loiter to alt
if (labs(loiter.sum_cd) > 1 && (loiter.reached_target_alt || loiter.unable_to_acheive_target_alt)) {
// primary goal completed, initialize secondary heading goal
if (loiter.unable_to_acheive_target_alt) {
gcs().send_text(MAV_SEVERITY_INFO,"Loiter to alt was stuck at %d", int(current_loc.alt/100));
}
condition_value = 1;
result = verify_loiter_heading(true);
}
} else {
// secondary goal, loiter to heading
result = verify_loiter_heading(false);
}
if (result) {
gcs().send_text(MAV_SEVERITY_INFO,"Loiter to alt complete");
}
return result;
}
bool Plane::verify_RTL()
{
if (g.rtl_radius < 0) {
loiter.direction = -1;
} else {
loiter.direction = 1;
}
update_loiter(abs(g.rtl_radius));
if (auto_state.wp_distance <= (uint32_t)MAX(get_wp_radius(),0) ||
reached_loiter_target()) {
gcs().send_text(MAV_SEVERITY_INFO,"Reached RTL location");
return true;
} else {
return false;
}
}
bool Plane::verify_continue_and_change_alt()
{
// is waypoint info not available and heading hold is?
if (prev_WP_loc.same_latlon_as(next_WP_loc) &&
steer_state.hold_course_cd != -1) {
//keep flying the same course with fixed steering heading computed at start if cmd
nav_controller->update_heading_hold(steer_state.hold_course_cd);
}
else {
// Is the next_WP less than 200 m away?
if (current_loc.get_distance(next_WP_loc) < 200.0f) {
//push another 300 m down the line
int32_t next_wp_bearing_cd = prev_WP_loc.get_bearing_to(next_WP_loc);
next_WP_loc.offset_bearing(next_wp_bearing_cd * 0.01f, 300.0f);
}
//keep flying the same course
nav_controller->update_waypoint(prev_WP_loc, next_WP_loc);
}
//climbing?
if (condition_value == 1 && adjusted_altitude_cm() >= next_WP_loc.alt) {
return true;
}
//descending?
else if (condition_value == 2 &&
adjusted_altitude_cm() <= next_WP_loc.alt) {
return true;
}
//don't care if we're climbing or descending
else if (labs(adjusted_altitude_cm() - next_WP_loc.alt) <= 500) {
return true;
}
return false;
}
/*
see if we have reached altitude or descent speed
*/
bool Plane::verify_altitude_wait(const AP_Mission::Mission_Command &cmd)
{
if (current_loc.alt > cmd.content.altitude_wait.altitude*100.0f) {
gcs().send_text(MAV_SEVERITY_INFO,"Reached altitude");
return true;
}
if (auto_state.sink_rate > cmd.content.altitude_wait.descent_rate) {
gcs().send_text(MAV_SEVERITY_INFO, "Reached descent rate %.1f m/s", (double)auto_state.sink_rate);
return true;
}
// if requested, wiggle servos
if (cmd.content.altitude_wait.wiggle_time != 0) {
static uint32_t last_wiggle_ms;
if (auto_state.idle_wiggle_stage == 0 &&
AP_HAL::millis() - last_wiggle_ms > cmd.content.altitude_wait.wiggle_time*1000) {
auto_state.idle_wiggle_stage = 1;
last_wiggle_ms = AP_HAL::millis();
}
// idle_wiggle_stage is updated in set_servos_idle()
}
return false;
}
/********************************************************************************/
// Condition (May) commands
/********************************************************************************/
void Plane::do_wait_delay(const AP_Mission::Mission_Command& cmd)
{
condition_start = millis();
condition_value = cmd.content.delay.seconds * 1000; // convert seconds to milliseconds
}
void Plane::do_within_distance(const AP_Mission::Mission_Command& cmd)
{
condition_value = cmd.content.distance.meters;
}
/********************************************************************************/
// Verify Condition (May) commands
/********************************************************************************/
bool Plane::verify_wait_delay()
{
if ((unsigned)(millis() - condition_start) > (unsigned)condition_value) {
condition_value = 0;
return true;
}
return false;
}
bool Plane::verify_within_distance()
{
if (auto_state.wp_distance < MAX(condition_value,0)) {
condition_value = 0;
return true;
}
return false;
}
/********************************************************************************/
// Do (Now) commands
/********************************************************************************/
void Plane::do_loiter_at_location()
{
if (aparm.loiter_radius < 0) {
loiter.direction = -1;
} else {
loiter.direction = 1;
}
next_WP_loc = current_loc;
}
bool Plane::do_change_speed(const AP_Mission::Mission_Command& cmd)
{
switch (cmd.content.speed.speed_type)
{
case 0: // Airspeed
if ((cmd.content.speed.target_ms >= aparm.airspeed_min.get()) && (cmd.content.speed.target_ms <= aparm.airspeed_max.get())) {
new_airspeed_cm = cmd.content.speed.target_ms * 100; //new airspeed target for AUTO or GUIDED modes
gcs().send_text(MAV_SEVERITY_INFO, "Set airspeed %u m/s", (unsigned)cmd.content.speed.target_ms);
return true;
}
break;
case 1: // Ground speed
gcs().send_text(MAV_SEVERITY_INFO, "Set groundspeed %u", (unsigned)cmd.content.speed.target_ms);
aparm.min_gndspeed_cm.set(cmd.content.speed.target_ms * 100);
return true;
}
if (cmd.content.speed.throttle_pct > 0 && cmd.content.speed.throttle_pct <= 100) {
gcs().send_text(MAV_SEVERITY_INFO, "Set throttle %u", (unsigned)cmd.content.speed.throttle_pct);
aparm.throttle_cruise.set(cmd.content.speed.throttle_pct);
return true;
}
return false;
}
void Plane::do_set_home(const AP_Mission::Mission_Command& cmd)
{
if (cmd.p1 == 1 && gps.status() >= AP_GPS::GPS_OK_FIX_3D) {
if (!set_home_persistently(gps.location())) {
// silently ignore error
}
} else {
if (!AP::ahrs().set_home(cmd.content.location)) {
// silently ignore failure
}
}
}
// start_command_callback - callback function called from ap-mission when it begins a new mission command
// we double check that the flight mode is AUTO to avoid the possibility of ap-mission triggering actions while we're not in AUTO mode
bool Plane::start_command_callback(const AP_Mission::Mission_Command &cmd)
{
if (control_mode == &mode_auto) {
return start_command(cmd);
}
return true;
}
// verify_command_callback - callback function called from ap-mission at 10hz or higher when a command is being run
// we double check that the flight mode is AUTO to avoid the possibility of ap-mission triggering actions while we're not in AUTO mode
bool Plane::verify_command_callback(const AP_Mission::Mission_Command& cmd)
{
if (control_mode == &mode_auto) {
bool cmd_complete = verify_command(cmd);
// send message to GCS
if (cmd_complete) {
gcs().send_mission_item_reached_message(cmd.index);
}
return cmd_complete;
}
return false;
}
// exit_mission_callback - callback function called from ap-mission when the mission has completed
// we double check that the flight mode is AUTO to avoid the possibility of ap-mission triggering actions while we're not in AUTO mode
void Plane::exit_mission_callback()
{
if (control_mode == &mode_auto) {
set_mode(mode_rtl, ModeReason::MISSION_END);
gcs().send_text(MAV_SEVERITY_INFO, "Mission complete, changing mode to RTL");
}
}
#if HAL_QUADPLANE_ENABLED
bool Plane::verify_landing_vtol_approach(const AP_Mission::Mission_Command &cmd)
{
switch (vtol_approach_s.approach_stage) {
case RTL:
{
// fly home and loiter at RTL alt
update_loiter(fabsf(quadplane.fw_land_approach_radius));
if (plane.reached_loiter_target()) {
// decend to Q RTL alt
plane.do_RTL(plane.home.alt + plane.quadplane.qrtl_alt*100UL);
plane.loiter_angle_reset();
vtol_approach_s.approach_stage = LOITER_TO_ALT;
}
break;
}
case LOITER_TO_ALT:
{
update_loiter(fabsf(quadplane.fw_land_approach_radius));