mirror of https://github.com/ArduPilot/ardupilot
1011 lines
34 KiB
C++
1011 lines
34 KiB
C++
/// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
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#include "Plane.h"
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/********************************************************************************/
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// Command Event Handlers
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/********************************************************************************/
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bool Plane::start_command(const AP_Mission::Mission_Command& cmd)
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{
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// log when new commands start
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if (should_log(MASK_LOG_CMD)) {
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DataFlash.Log_Write_Mission_Cmd(mission, cmd);
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}
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// special handling for nav vs non-nav commands
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if (AP_Mission::is_nav_cmd(cmd)) {
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// set land_complete to false to stop us zeroing the throttle
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auto_state.land_complete = false;
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auto_state.sink_rate = 0;
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// set takeoff_complete to true so we don't add extra evevator
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// except in a takeoff
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auto_state.takeoff_complete = true;
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// if a go around had been commanded, clear it now.
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auto_state.commanded_go_around = false;
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// start non-idle
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auto_state.idle_mode = false;
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// once landed, post some landing statistics to the GCS
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auto_state.post_landing_stats = false;
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// reset loiter start time. New command is a new loiter
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loiter.start_time_ms = 0;
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gcs_send_text_fmt(MAV_SEVERITY_INFO, "Executing nav command ID #%i",cmd.id);
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} else {
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gcs_send_text_fmt(MAV_SEVERITY_INFO, "Executing command ID #%i",cmd.id);
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}
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switch(cmd.id) {
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case MAV_CMD_NAV_TAKEOFF:
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crash_state.is_crashed = false;
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do_takeoff(cmd);
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break;
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case MAV_CMD_NAV_WAYPOINT: // Navigate to Waypoint
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do_nav_wp(cmd);
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break;
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case MAV_CMD_NAV_LAND: // LAND to Waypoint
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do_land(cmd);
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break;
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case MAV_CMD_NAV_LOITER_UNLIM: // Loiter indefinitely
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do_loiter_unlimited(cmd);
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break;
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case MAV_CMD_NAV_LOITER_TURNS: // Loiter N Times
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do_loiter_turns(cmd);
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break;
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case MAV_CMD_NAV_LOITER_TIME:
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do_loiter_time(cmd);
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break;
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case MAV_CMD_NAV_LOITER_TO_ALT:
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do_loiter_to_alt(cmd);
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break;
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case MAV_CMD_NAV_RETURN_TO_LAUNCH:
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set_mode(RTL);
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break;
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case MAV_CMD_NAV_CONTINUE_AND_CHANGE_ALT:
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do_continue_and_change_alt(cmd);
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break;
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case MAV_CMD_NAV_ALTITUDE_WAIT:
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do_altitude_wait(cmd);
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break;
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case MAV_CMD_NAV_VTOL_TAKEOFF:
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crash_state.is_crashed = false;
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return quadplane.do_vtol_takeoff(cmd);
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case MAV_CMD_NAV_VTOL_LAND:
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crash_state.is_crashed = false;
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return quadplane.do_vtol_land(cmd);
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// Conditional commands
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case MAV_CMD_CONDITION_DELAY:
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do_wait_delay(cmd);
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break;
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case MAV_CMD_CONDITION_DISTANCE:
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do_within_distance(cmd);
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break;
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case MAV_CMD_CONDITION_CHANGE_ALT:
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do_change_alt(cmd);
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break;
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// Do commands
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case MAV_CMD_DO_CHANGE_SPEED:
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do_change_speed(cmd);
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break;
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case MAV_CMD_DO_SET_HOME:
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do_set_home(cmd);
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break;
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case MAV_CMD_DO_SET_SERVO:
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ServoRelayEvents.do_set_servo(cmd.content.servo.channel, cmd.content.servo.pwm);
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break;
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case MAV_CMD_DO_SET_RELAY:
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ServoRelayEvents.do_set_relay(cmd.content.relay.num, cmd.content.relay.state);
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break;
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case MAV_CMD_DO_REPEAT_SERVO:
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ServoRelayEvents.do_repeat_servo(cmd.content.repeat_servo.channel, cmd.content.repeat_servo.pwm,
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cmd.content.repeat_servo.repeat_count, cmd.content.repeat_servo.cycle_time * 1000.0f);
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break;
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case MAV_CMD_DO_REPEAT_RELAY:
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ServoRelayEvents.do_repeat_relay(cmd.content.repeat_relay.num, cmd.content.repeat_relay.repeat_count,
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cmd.content.repeat_relay.cycle_time * 1000.0f);
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break;
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case MAV_CMD_DO_INVERTED_FLIGHT:
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if (cmd.p1 == 0 || cmd.p1 == 1) {
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auto_state.inverted_flight = (bool)cmd.p1;
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gcs_send_text_fmt(MAV_SEVERITY_INFO, "Set inverted %u", cmd.p1);
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}
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break;
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case MAV_CMD_DO_LAND_START:
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//ensure go around hasn't been set
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auto_state.commanded_go_around = false;
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break;
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case MAV_CMD_DO_FENCE_ENABLE:
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#if GEOFENCE_ENABLED == ENABLED
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if (cmd.p1 != 2) {
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if (!geofence_set_enabled((bool) cmd.p1, AUTO_TOGGLED)) {
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gcs_send_text_fmt(MAV_SEVERITY_WARNING, "Unable to set fence. Enabled state to %u", cmd.p1);
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} else {
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gcs_send_text_fmt(MAV_SEVERITY_INFO, "Set fence enabled state to %u", cmd.p1);
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}
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} else { //commanding to only disable floor
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if (! geofence_set_floor_enabled(false)) {
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gcs_send_text_fmt(MAV_SEVERITY_WARNING, "Unabled to disable fence floor");
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} else {
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gcs_send_text_fmt(MAV_SEVERITY_WARNING, "Fence floor disabled");
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}
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}
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#endif
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break;
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case MAV_CMD_DO_AUTOTUNE_ENABLE:
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autotune_enable(cmd.p1);
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break;
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#if CAMERA == ENABLED
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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|
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break;
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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)|
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do_digicam_configure(cmd);
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break;
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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|
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// do_digicam_control Send Digicam Control message with the camera library
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do_digicam_control(cmd);
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break;
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case MAV_CMD_DO_SET_CAM_TRIGG_DIST:
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camera.set_trigger_distance(cmd.content.cam_trigg_dist.meters);
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break;
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#endif
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#if PARACHUTE == ENABLED
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case MAV_CMD_DO_PARACHUTE:
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do_parachute(cmd);
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break;
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#endif
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#if MOUNT == ENABLED
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// Sets the region of interest (ROI) for a sensor set or the
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// vehicle itself. This can then be used by the vehicles control
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// system to control the vehicle attitude and the attitude of various
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// devices such as cameras.
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// |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|
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case MAV_CMD_DO_SET_ROI:
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if (cmd.content.location.alt == 0 && cmd.content.location.lat == 0 && cmd.content.location.lng == 0) {
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// switch off the camera tracking if enabled
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if (camera_mount.get_mode() == MAV_MOUNT_MODE_GPS_POINT) {
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camera_mount.set_mode_to_default();
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}
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} else {
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// set mount's target location
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camera_mount.set_roi_target(cmd.content.location);
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}
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break;
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case MAV_CMD_DO_MOUNT_CONTROL: // 205
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// point the camera to a specified angle
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camera_mount.set_angle_targets(cmd.content.mount_control.roll,
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cmd.content.mount_control.pitch,
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cmd.content.mount_control.yaw);
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break;
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#endif
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}
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return true;
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}
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/*******************************************************************************
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Verify command Handlers
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Each type of mission element has a "verify" operation. The verify
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operation returns true when the mission element has completed and we
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should move onto the next mission element.
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*******************************************************************************/
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bool Plane::verify_command(const AP_Mission::Mission_Command& cmd) // Returns true if command complete
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{
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switch(cmd.id) {
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case MAV_CMD_NAV_TAKEOFF:
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return verify_takeoff();
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case MAV_CMD_NAV_LAND:
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return verify_land();
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case MAV_CMD_NAV_WAYPOINT:
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return verify_nav_wp(cmd);
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case MAV_CMD_NAV_LOITER_UNLIM:
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return verify_loiter_unlim();
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case MAV_CMD_NAV_LOITER_TURNS:
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return verify_loiter_turns();
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case MAV_CMD_NAV_LOITER_TIME:
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return verify_loiter_time();
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case MAV_CMD_NAV_LOITER_TO_ALT:
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return verify_loiter_to_alt();
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case MAV_CMD_NAV_RETURN_TO_LAUNCH:
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return verify_RTL();
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case MAV_CMD_NAV_CONTINUE_AND_CHANGE_ALT:
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return verify_continue_and_change_alt();
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case MAV_CMD_NAV_ALTITUDE_WAIT:
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return verify_altitude_wait(cmd);
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// Conditional commands
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case MAV_CMD_CONDITION_DELAY:
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return verify_wait_delay();
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case MAV_CMD_CONDITION_DISTANCE:
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return verify_within_distance();
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case MAV_CMD_CONDITION_CHANGE_ALT:
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return verify_change_alt();
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#if PARACHUTE == ENABLED
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case MAV_CMD_DO_PARACHUTE:
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// assume parachute was released successfully
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return true;
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break;
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#endif
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case MAV_CMD_NAV_VTOL_TAKEOFF:
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return quadplane.verify_vtol_takeoff(cmd);
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case MAV_CMD_NAV_VTOL_LAND:
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return quadplane.verify_vtol_land(cmd);
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// do commands (always return true)
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case MAV_CMD_DO_CHANGE_SPEED:
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case MAV_CMD_DO_SET_HOME:
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case MAV_CMD_DO_SET_SERVO:
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case MAV_CMD_DO_SET_RELAY:
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case MAV_CMD_DO_REPEAT_SERVO:
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case MAV_CMD_DO_REPEAT_RELAY:
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case MAV_CMD_DO_CONTROL_VIDEO:
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case MAV_CMD_DO_DIGICAM_CONFIGURE:
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case MAV_CMD_DO_DIGICAM_CONTROL:
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case MAV_CMD_DO_SET_CAM_TRIGG_DIST:
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case MAV_CMD_NAV_ROI:
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case MAV_CMD_DO_MOUNT_CONFIGURE:
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case MAV_CMD_DO_INVERTED_FLIGHT:
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case MAV_CMD_DO_LAND_START:
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case MAV_CMD_DO_FENCE_ENABLE:
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case MAV_CMD_DO_AUTOTUNE_ENABLE:
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return true;
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default:
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// error message
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if (AP_Mission::is_nav_cmd(cmd)) {
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gcs_send_text(MAV_SEVERITY_WARNING,"Verify nav. Invalid or no current nav cmd");
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}else{
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gcs_send_text(MAV_SEVERITY_WARNING,"Verify conditon. Invalid or no current condition cmd");
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}
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// return true so that we do not get stuck at this command
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return true;
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}
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}
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/********************************************************************************/
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// Nav (Must) commands
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/********************************************************************************/
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void Plane::do_RTL(void)
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{
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auto_state.next_wp_no_crosstrack = true;
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auto_state.no_crosstrack = true;
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prev_WP_loc = current_loc;
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next_WP_loc = rally.calc_best_rally_or_home_location(current_loc, get_RTL_altitude());
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setup_terrain_target_alt(next_WP_loc);
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set_target_altitude_location(next_WP_loc);
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if (g.loiter_radius < 0) {
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loiter.direction = -1;
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} else {
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loiter.direction = 1;
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}
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update_flight_stage();
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setup_glide_slope();
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setup_turn_angle();
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if (should_log(MASK_LOG_MODE))
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DataFlash.Log_Write_Mode(control_mode);
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}
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void Plane::do_takeoff(const AP_Mission::Mission_Command& cmd)
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{
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prev_WP_loc = current_loc;
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set_next_WP(cmd.content.location);
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// pitch in deg, airspeed m/s, throttle %, track WP 1 or 0
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auto_state.takeoff_pitch_cd = (int16_t)cmd.p1 * 100;
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if (auto_state.takeoff_pitch_cd <= 0) {
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// if the mission doesn't specify a pitch use 4 degrees
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auto_state.takeoff_pitch_cd = 400;
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}
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auto_state.takeoff_altitude_rel_cm = next_WP_loc.alt - home.alt;
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next_WP_loc.lat = home.lat + 10;
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next_WP_loc.lng = home.lng + 10;
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auto_state.takeoff_speed_time_ms = 0;
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auto_state.takeoff_complete = false; // set flag to use gps ground course during TO. IMU will be doing yaw drift correction
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// Flag also used to override "on the ground" throttle disable
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// zero locked course
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steer_state.locked_course_err = 0;
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steer_state.hold_course_cd = -1;
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auto_state.baro_takeoff_alt = barometer.get_altitude();
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}
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void Plane::do_nav_wp(const AP_Mission::Mission_Command& cmd)
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{
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set_next_WP(cmd.content.location);
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}
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void Plane::do_land(const AP_Mission::Mission_Command& cmd)
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{
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auto_state.commanded_go_around = false;
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set_next_WP(cmd.content.location);
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// configure abort altitude and pitch
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// if NAV_LAND has an abort altitude then use it, else use last takeoff, else use 50m
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if (cmd.p1 > 0) {
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auto_state.takeoff_altitude_rel_cm = (int16_t)cmd.p1 * 100;
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} else if (auto_state.takeoff_altitude_rel_cm <= 0) {
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auto_state.takeoff_altitude_rel_cm = 3000;
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}
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if (auto_state.takeoff_pitch_cd <= 0) {
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// If no takeoff command has ever been used, default to a conservative 10deg
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auto_state.takeoff_pitch_cd = 1000;
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}
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#if RANGEFINDER_ENABLED == ENABLED
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// zero rangefinder state, start to accumulate good samples now
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memset(&rangefinder_state, 0, sizeof(rangefinder_state));
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#endif
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}
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void Plane::loiter_set_direction_wp(const AP_Mission::Mission_Command& cmd)
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{
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if (cmd.content.location.flags.loiter_ccw) {
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loiter.direction = -1;
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} else {
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loiter.direction = 1;
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}
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}
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void Plane::do_loiter_unlimited(const AP_Mission::Mission_Command& cmd)
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{
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set_next_WP(cmd.content.location);
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loiter_set_direction_wp(cmd);
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}
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void Plane::do_loiter_turns(const AP_Mission::Mission_Command& cmd)
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{
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set_next_WP(cmd.content.location);
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loiter.total_cd = (uint32_t)(LOWBYTE(cmd.p1)) * 36000UL;
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loiter_set_direction_wp(cmd);
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}
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void Plane::do_loiter_time(const AP_Mission::Mission_Command& cmd)
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{
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set_next_WP(cmd.content.location);
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// we set start_time_ms when we reach the waypoint
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loiter.time_max_ms = cmd.p1 * (uint32_t)1000; // units are seconds
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loiter_set_direction_wp(cmd);
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}
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void Plane::do_continue_and_change_alt(const AP_Mission::Mission_Command& cmd)
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{
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// select heading method. Either mission, gps bearing projection or yaw based
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// If prev_WP_loc and next_WP_loc are different then an accurate wp based bearing can
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// be computed. However, if we had just changed modes before this, such as an aborted landing
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// via mode change, the prev and next wps are the same.
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float bearing;
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if (!locations_are_same(prev_WP_loc, next_WP_loc)) {
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// use waypoint based bearing, this is the usual case
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steer_state.hold_course_cd = -1;
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} else if (ahrs.get_gps().status() >= AP_GPS::GPS_OK_FIX_2D) {
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// use gps ground course based bearing hold
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steer_state.hold_course_cd = -1;
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bearing = ahrs.get_gps().ground_course_cd() * 0.01f;
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location_update(next_WP_loc, bearing, 1000); // push it out 1km
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} else {
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// use yaw based bearing hold
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steer_state.hold_course_cd = wrap_360_cd(ahrs.yaw_sensor);
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bearing = ahrs.yaw_sensor * 0.01f;
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location_update(next_WP_loc, bearing, 1000); // push it out 1km
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}
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next_WP_loc.alt = cmd.content.location.alt + home.alt;
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condition_value = cmd.p1;
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reset_offset_altitude();
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}
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void Plane::do_altitude_wait(const AP_Mission::Mission_Command& cmd)
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{
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// set all servos to trim until we reach altitude or descent speed
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auto_state.idle_mode = true;
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}
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void Plane::do_loiter_to_alt(const AP_Mission::Mission_Command& cmd)
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{
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//set target alt
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next_WP_loc.alt = cmd.content.location.alt;
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// convert relative alt to absolute alt
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if (cmd.content.location.flags.relative_alt) {
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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()
|
|
{
|
|
update_loiter();
|
|
return false;
|
|
}
|
|
|
|
bool Plane::verify_loiter_time()
|
|
{
|
|
update_loiter();
|
|
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();
|
|
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();
|
|
|
|
//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()
|
|
{
|
|
update_loiter();
|
|
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
|
|
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
|
|
gcs_send_message(MSG_CAMERA_FEEDBACK);
|
|
if (should_log(MASK_LOG_CAMERA)) {
|
|
DataFlash.Log_Write_Camera(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);
|
|
}
|
|
}
|