/// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- #include "Plane.h" /********************************************************************************/ // Command Event Handlers /********************************************************************************/ bool Plane::start_command(const AP_Mission::Mission_Command& cmd) { // log when new commands start if (should_log(MASK_LOG_CMD)) { DataFlash.Log_Write_Mission_Cmd(mission, cmd); } // special handling for nav vs non-nav commands if (AP_Mission::is_nav_cmd(cmd)) { // set land_complete to false to stop us zeroing the throttle auto_state.land_complete = false; auto_state.sink_rate = 0; // set takeoff_complete to true so we don't add extra evevator // except in a takeoff auto_state.takeoff_complete = true; // if a go around had been commanded, clear it now. auto_state.commanded_go_around = false; // start non-idle auto_state.idle_mode = false; // once landed, post some landing statistics to the GCS auto_state.post_landing_stats = false; // reset loiter start time. New command is a new loiter loiter.start_time_ms = 0; gcs_send_text_fmt(MAV_SEVERITY_INFO, "Executing nav command ID #%i",cmd.id); } else { gcs_send_text_fmt(MAV_SEVERITY_INFO, "Executing command ID #%i",cmd.id); } switch(cmd.id) { case MAV_CMD_NAV_TAKEOFF: crash_state.is_crashed = false; 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 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(RTL); 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; case MAV_CMD_NAV_VTOL_TAKEOFF: crash_state.is_crashed = false; return quadplane.do_vtol_takeoff(cmd); case MAV_CMD_NAV_VTOL_LAND: crash_state.is_crashed = false; return quadplane.do_vtol_land(cmd); // Conditional commands case MAV_CMD_CONDITION_DELAY: do_wait_delay(cmd); break; case MAV_CMD_CONDITION_DISTANCE: do_within_distance(cmd); break; case MAV_CMD_CONDITION_CHANGE_ALT: do_change_alt(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_SET_SERVO: ServoRelayEvents.do_set_servo(cmd.content.servo.channel, cmd.content.servo.pwm); break; case MAV_CMD_DO_SET_RELAY: ServoRelayEvents.do_set_relay(cmd.content.relay.num, cmd.content.relay.state); break; case MAV_CMD_DO_REPEAT_SERVO: ServoRelayEvents.do_repeat_servo(cmd.content.repeat_servo.channel, cmd.content.repeat_servo.pwm, cmd.content.repeat_servo.repeat_count, cmd.content.repeat_servo.cycle_time * 1000.0f); break; case MAV_CMD_DO_REPEAT_RELAY: ServoRelayEvents.do_repeat_relay(cmd.content.repeat_relay.num, cmd.content.repeat_relay.repeat_count, cmd.content.repeat_relay.cycle_time * 1000.0f); break; case MAV_CMD_DO_INVERTED_FLIGHT: if (cmd.p1 == 0 || cmd.p1 == 1) { auto_state.inverted_flight = (bool)cmd.p1; gcs_send_text_fmt(MAV_SEVERITY_INFO, "Set inverted %u", cmd.p1); } break; case MAV_CMD_DO_LAND_START: //ensure go around hasn't been set auto_state.commanded_go_around = false; break; case MAV_CMD_DO_FENCE_ENABLE: #if GEOFENCE_ENABLED == ENABLED if (cmd.p1 != 2) { if (!geofence_set_enabled((bool) cmd.p1, AUTO_TOGGLED)) { gcs_send_text_fmt(MAV_SEVERITY_WARNING, "Unable to set fence. Enabled state to %u", cmd.p1); } else { gcs_send_text_fmt(MAV_SEVERITY_INFO, "Set fence enabled state to %u", cmd.p1); } } else { //commanding to only disable floor if (! geofence_set_floor_enabled(false)) { gcs_send_text_fmt(MAV_SEVERITY_WARNING, "Unabled to disable fence floor"); } else { gcs_send_text_fmt(MAV_SEVERITY_WARNING, "Fence floor disabled"); } } #endif break; case MAV_CMD_DO_AUTOTUNE_ENABLE: autotune_enable(cmd.p1); break; #if CAMERA == ENABLED case MAV_CMD_DO_CONTROL_VIDEO: // Control on-board camera capturing. |Camera ID (-1 for all)| Transmission: 0: disabled, 1: enabled compressed, 2: enabled raw| Transmission mode: 0: video stream, >0: single images every n seconds (decimal)| Recording: 0: disabled, 1: enabled compressed, 2: enabled raw| Empty| Empty| Empty| break; case MAV_CMD_DO_DIGICAM_CONFIGURE: // Mission command to configure an on-board camera controller system. |Modes: P, TV, AV, M, Etc| Shutter speed: Divisor number for one second| Aperture: F stop number| ISO number e.g. 80, 100, 200, Etc| Exposure type enumerator| Command Identity| Main engine cut-off time before camera trigger in seconds/10 (0 means no cut-off)| do_digicam_configure(cmd); break; case MAV_CMD_DO_DIGICAM_CONTROL: // Mission command to control an on-board camera controller system. |Session control e.g. show/hide lens| Zoom's absolute position| Zooming step value to offset zoom from the current position| Focus Locking, Unlocking or Re-locking| Shooting Command| Command Identity| Empty| // do_digicam_control Send Digicam Control message with the camera library do_digicam_control(cmd); break; case MAV_CMD_DO_SET_CAM_TRIGG_DIST: camera.set_trigger_distance(cmd.content.cam_trigg_dist.meters); break; #endif #if PARACHUTE == ENABLED case MAV_CMD_DO_PARACHUTE: do_parachute(cmd); break; #endif #if 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 } 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. *******************************************************************************/ bool Plane::verify_command(const AP_Mission::Mission_Command& cmd) // Returns true if command complete { switch(cmd.id) { case MAV_CMD_NAV_TAKEOFF: return verify_takeoff(); case MAV_CMD_NAV_LAND: return verify_land(); case MAV_CMD_NAV_WAYPOINT: return verify_nav_wp(cmd); case MAV_CMD_NAV_LOITER_UNLIM: return verify_loiter_unlim(); case MAV_CMD_NAV_LOITER_TURNS: return verify_loiter_turns(); case MAV_CMD_NAV_LOITER_TIME: return verify_loiter_time(); case MAV_CMD_NAV_LOITER_TO_ALT: return verify_loiter_to_alt(); 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); // Conditional commands case MAV_CMD_CONDITION_DELAY: return verify_wait_delay(); case MAV_CMD_CONDITION_DISTANCE: return verify_within_distance(); case MAV_CMD_CONDITION_CHANGE_ALT: return verify_change_alt(); #if PARACHUTE == ENABLED case MAV_CMD_DO_PARACHUTE: // assume parachute was released successfully return true; break; #endif case MAV_CMD_NAV_VTOL_TAKEOFF: return quadplane.verify_vtol_takeoff(cmd); case MAV_CMD_NAV_VTOL_LAND: return quadplane.verify_vtol_land(cmd); // do commands (always return true) case MAV_CMD_DO_CHANGE_SPEED: case MAV_CMD_DO_SET_HOME: case MAV_CMD_DO_SET_SERVO: case MAV_CMD_DO_SET_RELAY: case MAV_CMD_DO_REPEAT_SERVO: case MAV_CMD_DO_REPEAT_RELAY: case MAV_CMD_DO_CONTROL_VIDEO: case MAV_CMD_DO_DIGICAM_CONFIGURE: case MAV_CMD_DO_DIGICAM_CONTROL: case MAV_CMD_DO_SET_CAM_TRIGG_DIST: case MAV_CMD_NAV_ROI: case MAV_CMD_DO_MOUNT_CONFIGURE: case MAV_CMD_DO_INVERTED_FLIGHT: case MAV_CMD_DO_LAND_START: case MAV_CMD_DO_FENCE_ENABLE: case MAV_CMD_DO_AUTOTUNE_ENABLE: return true; default: // error message if (AP_Mission::is_nav_cmd(cmd)) { gcs_send_text(MAV_SEVERITY_WARNING,"Verify nav. Invalid or no current nav cmd"); }else{ gcs_send_text(MAV_SEVERITY_WARNING,"Verify conditon. Invalid or no current condition cmd"); } // return true so that we do not get stuck at this command return true; } } /********************************************************************************/ // Nav (Must) commands /********************************************************************************/ void Plane::do_RTL(void) { auto_state.next_wp_no_crosstrack = true; auto_state.no_crosstrack = true; prev_WP_loc = current_loc; next_WP_loc = rally.calc_best_rally_or_home_location(current_loc, get_RTL_altitude()); setup_terrain_target_alt(next_WP_loc); set_target_altitude_location(next_WP_loc); if (g.loiter_radius < 0) { loiter.direction = -1; } else { loiter.direction = 1; } update_flight_stage(); setup_glide_slope(); setup_turn_angle(); if (should_log(MASK_LOG_MODE)) DataFlash.Log_Write_Mode(control_mode); } 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 // 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) { auto_state.commanded_go_around = false; 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; } #if RANGEFINDER_ENABLED == ENABLED // zero rangefinder state, start to accumulate good samples now memset(&rangefinder_state, 0, sizeof(rangefinder_state)); #endif } void Plane::loiter_set_direction_wp(const AP_Mission::Mission_Command& cmd) { if (cmd.content.location.flags.loiter_ccw) { loiter.direction = -1; } else { loiter.direction = 1; } } void Plane::do_loiter_unlimited(const AP_Mission::Mission_Command& cmd) { set_next_WP(cmd.content.location); loiter_set_direction_wp(cmd); } void Plane::do_loiter_turns(const AP_Mission::Mission_Command& cmd) { set_next_WP(cmd.content.location); loiter.total_cd = (uint32_t)(LOWBYTE(cmd.p1)) * 36000UL; loiter_set_direction_wp(cmd); } void Plane::do_loiter_time(const AP_Mission::Mission_Command& cmd) { set_next_WP(cmd.content.location); // we set start_time_ms when we reach the waypoint loiter.time_max_ms = cmd.p1 * (uint32_t)1000; // units are seconds loiter_set_direction_wp(cmd); } 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 (!locations_are_same(prev_WP_loc, next_WP_loc)) { // use waypoint based bearing, this is the usual case steer_state.hold_course_cd = -1; } else if (ahrs.get_gps().status() >= AP_GPS::GPS_OK_FIX_2D) { // use gps ground course based bearing hold steer_state.hold_course_cd = -1; bearing = ahrs.get_gps().ground_course_cd() * 0.01f; location_update(next_WP_loc, 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; location_update(next_WP_loc, 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 next_WP_loc.alt = cmd.content.location.alt; // convert relative alt to absolute alt if (cmd.content.location.flags.relative_alt) { next_WP_loc.flags.relative_alt = false; next_WP_loc.alt += home.alt; } //I know I'm storing this twice -- I'm doing that on purpose -- //see verify_loiter_alt() function condition_value = next_WP_loc.alt; //are lat and lon 0? if so, don't change the current wp lat/lon if (cmd.content.location.lat != 0 || cmd.content.location.lng != 0) { set_next_WP(cmd.content.location); } //set loiter direction loiter_set_direction_wp(cmd); //must the plane be heading towards the next waypoint before breaking? condition_value2 = LOWBYTE(cmd.p1); } /********************************************************************************/ // Verify Nav (Must) commands /********************************************************************************/ bool Plane::verify_takeoff() { if (ahrs.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) { 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 arbitary // compass errors for auto takeoff float takeoff_course = wrap_PI(radians(gps.ground_course_cd()*0.01f)) - 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_fmt(MAV_SEVERITY_INFO, "Holding course %ld at %.1fm/s (%.1f)", 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(); } // 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_fmt(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 GEOFENCE_ENABLED == ENABLED if (g.fence_autoenable > 0) { if (! geofence_set_enabled(true, AUTO_TOGGLED)) { gcs_send_text(MAV_SEVERITY_NOTICE, "Enable fence failed (cannot autoenable"); } else { gcs_send_text(MAV_SEVERITY_INFO, "Fence enabled (autoenabled)"); } } #endif // don't cross-track on completion of takeoff, as otherwise we // can end up doing too sharp a turn auto_state.next_wp_no_crosstrack = true; 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; if (auto_state.no_crosstrack) { nav_controller->update_waypoint(current_loc, next_WP_loc); } else { nav_controller->update_waypoint(prev_WP_loc, next_WP_loc); } // see if the user has specified a maximum distance to waypoint if (g.waypoint_max_radius > 0 && auto_state.wp_distance > (uint16_t)g.waypoint_max_radius) { if (location_passed_point(current_loc, prev_WP_loc, next_WP_loc)) { // this is needed to ensure completion of the waypoint prev_WP_loc = current_loc; } return false; } float acceptance_distance = nav_controller->turn_distance(g.waypoint_radius, auto_state.next_turn_angle); if (cmd.p1 > 0) { // allow user to override acceptance radius acceptance_distance = cmd.p1; } if (auto_state.wp_distance <= acceptance_distance) { gcs_send_text_fmt(MAV_SEVERITY_INFO, "Reached waypoint #%i dist %um", (unsigned)mission.get_current_nav_cmd().index, (unsigned)get_distance(current_loc, next_WP_loc)); return true; } // have we flown past the waypoint? if (location_passed_point(current_loc, prev_WP_loc, next_WP_loc)) { gcs_send_text_fmt(MAV_SEVERITY_INFO, "Passed waypoint #%i dist %um", (unsigned)mission.get_current_nav_cmd().index, (unsigned)get_distance(current_loc, next_WP_loc)); return true; } return false; } bool Plane::verify_loiter_unlim() { if (g.rtl_radius < 0) { loiter.direction = -1; } else { loiter.direction = 1; } update_loiter(abs(g.rtl_radius)); return false; } bool Plane::verify_loiter_time() { update_loiter(0); if (loiter.start_time_ms == 0) { if (nav_controller->reached_loiter_target()) { // we've reached the target, start the timer loiter.start_time_ms = millis(); } } else if ((millis() - loiter.start_time_ms) > loiter.time_max_ms) { gcs_send_text(MAV_SEVERITY_WARNING,"Verify nav: LOITER time complete"); return true; } return false; } bool Plane::verify_loiter_turns() { update_loiter(0); if (loiter.sum_cd > loiter.total_cd) { loiter.total_cd = 0; gcs_send_text(MAV_SEVERITY_WARNING,"Verify nav: LOITER orbits complete"); // clear the command queue; return true; } return false; } /* 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() { update_loiter(0); //has target altitude been reached? if (condition_value != 0) { if (labs(condition_value - current_loc.alt) < 500) { //Only have to reach the altitude once -- that's why I need //this global condition variable. // //This is in case of altitude oscillation when still trying //to reach the target heading. condition_value = 0; } else { return false; } } //has target heading been reached? if (condition_value2 != 0) { //Get the lat/lon of next Nav waypoint after this one: AP_Mission::Mission_Command next_nav_cmd; if (! mission.get_next_nav_cmd(mission.get_current_nav_index() + 1, next_nav_cmd)) { //no next waypoint to shoot for -- go ahead and break out of loiter return true; } if (get_distance(next_WP_loc, next_nav_cmd.content.location) < labs(g.loiter_radius)) { /* Whenever next waypoint is within the loiter radius, maintaining loiter would prevent us from ever pointing toward the next waypoint. Hence break out of loiter immediately */ return true; } // Bearing in radians int32_t bearing_cd = get_bearing_cd(current_loc,next_nav_cmd.content.location); // get current heading. We should probably be using the ground // course instead to improve the accuracy in wind int32_t heading_cd = ahrs.yaw_sensor; int32_t heading_err_cd = wrap_180_cd(bearing_cd - heading_cd); /* Check to see if the the plane is heading toward the land waypoint We use 10 degrees of slop so that we can handle 100 degrees/second of yaw */ if (labs(heading_err_cd) <= 1000) { //Want to head in a straight line from _here_ to the next waypoint. //DON'T want to head in a line from the center of the loiter to //the next waypoint. //Therefore: mark the "last" (next_wp_loc is about to be updated) //wp lat/lon as the current location. next_WP_loc = current_loc; return true; } else { return false; } } return true; } 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(g.waypoint_radius,0) || nav_controller->reached_loiter_target()) { gcs_send_text(MAV_SEVERITY_INFO,"Reached HOME"); return true; } else { return false; } } bool Plane::verify_continue_and_change_alt() { // is waypoint info not available and heading hold is? if (locations_are_same(prev_WP_loc, 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 (get_distance(current_loc, next_WP_loc) < 200.0f) { //push another 300 m down the line int32_t next_wp_bearing_cd = get_bearing_cd(prev_WP_loc, next_WP_loc); location_update(next_WP_loc, 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_fmt(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 } /* process a DO_CHANGE_ALT request */ void Plane::do_change_alt(const AP_Mission::Mission_Command& cmd) { condition_rate = labs((int)cmd.content.location.lat); // climb rate in cm/s condition_value = cmd.content.location.alt; // To-Do: ensure this altitude is an absolute altitude? if (condition_value < adjusted_altitude_cm()) { condition_rate = -condition_rate; } set_target_altitude_current_adjusted(); change_target_altitude(condition_rate/10); next_WP_loc.alt = condition_value; // For future nav calculations reset_offset_altitude(); setup_glide_slope(); } 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_change_alt() { if( (condition_rate>=0 && adjusted_altitude_cm() >= condition_value) || (condition_rate<=0 && adjusted_altitude_cm() <= condition_value)) { condition_value = 0; return true; } // condition_rate is climb rate in cm/s. // We divide by 10 because this function is called at 10hz change_target_altitude(condition_rate/10); 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 (g.loiter_radius < 0) { loiter.direction = -1; } else { loiter.direction = 1; } next_WP_loc = current_loc; } void 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 > 0) { g.airspeed_cruise_cm.set(cmd.content.speed.target_ms * 100); gcs_send_text_fmt(MAV_SEVERITY_INFO, "Set airspeed %u m/s", (unsigned)cmd.content.speed.target_ms); } break; case 1: // Ground speed gcs_send_text_fmt(MAV_SEVERITY_INFO, "Set groundspeed %u", (unsigned)cmd.content.speed.target_ms); g.min_gndspeed_cm.set(cmd.content.speed.target_ms * 100); break; } if (cmd.content.speed.throttle_pct > 0 && cmd.content.speed.throttle_pct <= 100) { gcs_send_text_fmt(MAV_SEVERITY_INFO, "Set throttle %u", (unsigned)cmd.content.speed.throttle_pct); aparm.throttle_cruise.set(cmd.content.speed.throttle_pct); } } void Plane::do_set_home(const AP_Mission::Mission_Command& cmd) { if (cmd.p1 == 1 && gps.status() >= AP_GPS::GPS_OK_FIX_3D) { init_home(); } else { ahrs.set_home(cmd.content.location); home_is_set = HOME_SET_NOT_LOCKED; Log_Write_Home_And_Origin(); GCS_MAVLINK::send_home_all(cmd.content.location); } } // do_digicam_configure Send Digicam Configure message with the camera library void Plane::do_digicam_configure(const AP_Mission::Mission_Command& cmd) { #if CAMERA == ENABLED camera.configure(cmd.content.digicam_configure.shooting_mode, cmd.content.digicam_configure.shutter_speed, cmd.content.digicam_configure.aperture, cmd.content.digicam_configure.ISO, cmd.content.digicam_configure.exposure_type, cmd.content.digicam_configure.cmd_id, cmd.content.digicam_configure.engine_cutoff_time); #endif } // do_digicam_control Send Digicam Control message with the camera library void Plane::do_digicam_control(const AP_Mission::Mission_Command& cmd) { #if CAMERA == ENABLED if (camera.control(cmd.content.digicam_control.session, cmd.content.digicam_control.zoom_pos, cmd.content.digicam_control.zoom_step, cmd.content.digicam_control.focus_lock, cmd.content.digicam_control.shooting_cmd, cmd.content.digicam_control.cmd_id)) { log_picture(); } #endif } // do_take_picture - take a picture with the camera library void Plane::do_take_picture() { #if CAMERA == ENABLED camera.trigger_pic(true); log_picture(); #endif } #if PARACHUTE == ENABLED // do_parachute - configure or release parachute void Plane::do_parachute(const AP_Mission::Mission_Command& cmd) { switch (cmd.p1) { case PARACHUTE_DISABLE: parachute.enabled(false); break; case PARACHUTE_ENABLE: parachute.enabled(true); break; case PARACHUTE_RELEASE: parachute_release(); break; default: // do nothing break; } } #endif // log_picture - log picture taken and send feedback to GCS void Plane::log_picture() { #if CAMERA == ENABLED if (!camera.using_feedback_pin()) { gcs_send_message(MSG_CAMERA_FEEDBACK); if (should_log(MASK_LOG_CAMERA)) { DataFlash.Log_Write_Camera(ahrs, gps, current_loc); } } else { if (should_log(MASK_LOG_CAMERA)) { DataFlash.Log_Write_Trigger(ahrs, gps, current_loc); } } #endif } // 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 == 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 == 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 == AUTO) { gcs_send_text_fmt(MAV_SEVERITY_INFO, "Returning to HOME"); memset(&auto_rtl_command, 0, sizeof(auto_rtl_command)); auto_rtl_command.content.location = rally.calc_best_rally_or_home_location(current_loc, get_RTL_altitude()); auto_rtl_command.id = MAV_CMD_NAV_LOITER_UNLIM; setup_terrain_target_alt(auto_rtl_command.content.location); update_flight_stage(); setup_glide_slope(); setup_turn_angle(); start_command(auto_rtl_command); } }