Merge pull request #700 from PX4/fix_mission_dive

Fix mission dive

2 files changed, 68 insertions, 70 deletions

diff --git a/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp b/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp
index 64d2b7019..ed6d8792c 100644
--- a/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp
+++ b/src/modules/fw_pos_control_l1/fw_pos_control_l1_main.cpp
@@ -130,23 +130,23 @@ private:
 	int		_att_sub;			/**< vehicle attitude subscription */
 	int		_attitude_sub;			/**< raw rc channels data subscription */
 	int		_airspeed_sub;			/**< airspeed subscription */
-	int		_control_mode_sub;			/**< vehicle status subscription */
+	int		_control_mode_sub;		/**< vehicle status subscription */
 	int 		_params_sub;			/**< notification of parameter updates */
 	int 		_manual_control_sub;		/**< notification of manual control updates */
-	int		_sensor_combined_sub;			/**< for body frame accelerations */
+	int		_sensor_combined_sub;		/**< for body frame accelerations */
 
 	orb_advert_t	_attitude_sp_pub;		/**< attitude setpoint */
 	orb_advert_t	_nav_capabilities_pub;		/**< navigation capabilities publication */
 
-	struct vehicle_attitude_s			_att;			/**< vehicle attitude */
-	struct vehicle_attitude_setpoint_s		_att_sp;		/**< vehicle attitude setpoint */
-	struct navigation_capabilities_s		_nav_capabilities;	/**< navigation capabilities */
-	struct manual_control_setpoint_s		_manual;		/**< r/c channel data */
-	struct airspeed_s				_airspeed;		/**< airspeed */
-	struct vehicle_control_mode_s				_control_mode;		/**< vehicle status */
-	struct vehicle_global_position_s		_global_pos;		/**< global vehicle position */
-	struct position_setpoint_triplet_s			_pos_sp_triplet;		/**< triplet of mission items */
-	struct sensor_combined_s				_sensor_combined;			/**< for body frame accelerations */
+	struct vehicle_attitude_s			_att;				/**< vehicle attitude */
+	struct vehicle_attitude_setpoint_s		_att_sp;			/**< vehicle attitude setpoint */
+	struct navigation_capabilities_s		_nav_capabilities;		/**< navigation capabilities */
+	struct manual_control_setpoint_s		_manual;			/**< r/c channel data */
+	struct airspeed_s				_airspeed;			/**< airspeed */
+	struct vehicle_control_mode_s			_control_mode;			/**< vehicle status */
+	struct vehicle_global_position_s		_global_pos;			/**< global vehicle position */
+	struct position_setpoint_triplet_s		_pos_sp_triplet;		/**< triplet of mission items */
+	struct sensor_combined_s			_sensor_combined;		/**< for body frame accelerations */
 
 	perf_counter_t	_loop_perf;			/**< loop performance counter */
 
@@ -154,13 +154,13 @@ private:
 
 	/** manual control states */
 	float		_seatbelt_hold_heading;		/**< heading the system should hold in seatbelt mode */
-	float		_loiter_hold_lat;
-	float		_loiter_hold_lon;
+	double		_loiter_hold_lat;
+	double		_loiter_hold_lon;
 	float		_loiter_hold_alt;
 	bool		_loiter_hold;
 
-	float		_launch_lat;
-	float		_launch_lon;
+	double		_launch_lat;
+	double		_launch_lon;
 	float		_launch_alt;
 	bool		_launch_valid;
 
@@ -192,7 +192,7 @@ private:
 	uint64_t _airspeed_last_valid;			///< last time airspeed was valid. Used to detect sensor failures
 	float _groundspeed_undershoot;			///< ground speed error to min. speed in m/s
 	bool _global_pos_valid;				///< global position is valid
-	math::Matrix<3, 3> _R_nb;				///< current attitude
+	math::Matrix<3, 3> _R_nb;			///< current attitude
 
 	ECL_L1_Pos_Controller				_l1_control;
 	TECS						_tecs;
@@ -360,6 +360,7 @@ FixedwingPositionControl	*g_control;
 
 FixedwingPositionControl::FixedwingPositionControl() :
 
+	_mavlink_fd(-1),
 	_task_should_exit(false),
 	_control_task(-1),
 
@@ -378,38 +379,33 @@ FixedwingPositionControl::FixedwingPositionControl() :
 
 /* performance counters */
 	_loop_perf(perf_alloc(PC_ELAPSED, "fw l1 control")),
+
 /* states */
 	_setpoint_valid(false),
 	_loiter_hold(false),
-	_airspeed_error(0.0f),
-	_airspeed_valid(false),
-	_groundspeed_undershoot(0.0f),
-	_global_pos_valid(false),
 	land_noreturn_horizontal(false),
 	land_noreturn_vertical(false),
 	land_stayonground(false),
 	land_motor_lim(false),
 	land_onslope(false),
+	launch_detected(false),
+	usePreTakeoffThrust(false),
 	flare_curve_alt_last(0.0f),
-	_mavlink_fd(-1),
 	launchDetector(),
-	launch_detected(false),
-	usePreTakeoffThrust(false)
+	_airspeed_error(0.0f),
+	_airspeed_valid(false),
+	_groundspeed_undershoot(0.0f),
+	_global_pos_valid(false),
+	_att(),
+	_att_sp(),
+	_nav_capabilities(),
+	_manual(),
+	_airspeed(),
+	_control_mode(),
+	_global_pos(),
+	_pos_sp_triplet(),
+	_sensor_combined()
 {
-	/* safely initialize structs */
-	vehicle_attitude_s			_att = {0};
-	vehicle_attitude_setpoint_s		_att_sp = {0};
-	navigation_capabilities_s		_nav_capabilities = {0};
-	manual_control_setpoint_s		_manual = {0};
-	airspeed_s				_airspeed = {0};
-	vehicle_control_mode_s			_control_mode = {0};
-	vehicle_global_position_s		_global_pos = {0};
-	position_setpoint_triplet_s			_pos_sp_triplet = {0};
-	sensor_combined_s				_sensor_combined = {0};
-
-
-
-
 	_nav_capabilities.turn_distance = 0.0f;
 
 	_parameter_handles.l1_period = param_find("FW_L1_PERIOD");
@@ -583,8 +579,8 @@ FixedwingPositionControl::vehicle_control_mode_poll()
 		orb_copy(ORB_ID(vehicle_control_mode), _control_mode_sub, &_control_mode);
 
 		if (!was_armed && _control_mode.flag_armed) {
-			_launch_lat = _global_pos.lat / 1e7f;
-			_launch_lon = _global_pos.lon / 1e7f;
+			_launch_lat = _global_pos.lat;
+			_launch_lon = _global_pos.lon;
 			_launch_alt = _global_pos.alt;
 			_launch_valid = true;
 		}
@@ -699,7 +695,7 @@ void
 FixedwingPositionControl::calculate_gndspeed_undershoot(const math::Vector<2> &current_position, const math::Vector<2> &ground_speed, const struct position_setpoint_triplet_s &pos_sp_triplet)
 {
 
-	if (_global_pos_valid) {
+	if (_global_pos_valid && !(pos_sp_triplet.current.type == SETPOINT_TYPE_LOITER)) {
 
 		/* rotate ground speed vector with current attitude */
 		math::Vector<2> yaw_vector(_R_nb(0, 0), _R_nb(1, 0));
@@ -1058,13 +1054,15 @@ FixedwingPositionControl::control_position(const math::Vector<2> &current_positi
 			_seatbelt_hold_heading = _att.yaw + _manual.yaw;
 		}
 
-		/* climb out control */
-		bool climb_out = false;
+		//XXX not used
 
-		/* user wants to climb out */
-		if (_manual.pitch > 0.3f && _manual.throttle > 0.8f) {
-			climb_out = true;
-		}
+		/* climb out control */
+//		bool climb_out = false;
+//
+//		/* user wants to climb out */
+//		if (_manual.pitch > 0.3f && _manual.throttle > 0.8f) {
+//			climb_out = true;
+//		}
 
 		/* if in seatbelt mode, set airspeed based on manual control */
 
@@ -1271,7 +1269,7 @@ FixedwingPositionControl::task_main()
 				float turn_distance = _l1_control.switch_distance(100.0f);
 
 				/* lazily publish navigation capabilities */
-				if (turn_distance != _nav_capabilities.turn_distance && turn_distance > 0) {
+				if (fabsf(turn_distance - _nav_capabilities.turn_distance) > FLT_EPSILON && turn_distance > 0) {
 
 					/* set new turn distance */
 					_nav_capabilities.turn_distance = turn_distance;
diff --git a/src/modules/navigator/navigator_main.cpp b/src/modules/navigator/navigator_main.cpp
index 1c040f1ff..16eca8d79 100644
--- a/src/modules/navigator/navigator_main.cpp
+++ b/src/modules/navigator/navigator_main.cpp
@@ -154,17 +154,16 @@ private:
 	int		_capabilities_sub;		/**< notification of vehicle capabilities updates */
 	int		_control_mode_sub;		/**< vehicle control mode subscription */
 
-	orb_advert_t	_pos_sp_triplet_pub;			/**< publish position setpoint triplet */
+	orb_advert_t	_pos_sp_triplet_pub;		/**< publish position setpoint triplet */
 	orb_advert_t	_mission_result_pub;		/**< publish mission result topic */
 
 	struct vehicle_status_s				_vstatus;		/**< vehicle status */
-	struct vehicle_control_mode_s		_control_mode;		/**< vehicle control mode */
+	struct vehicle_control_mode_s			_control_mode;		/**< vehicle control mode */
 	struct vehicle_global_position_s		_global_pos;		/**< global vehicle position */
 	struct home_position_s				_home_pos;		/**< home position for RTL */
-	struct position_setpoint_triplet_s			_pos_sp_triplet;	/**< triplet of position setpoints */
+	struct position_setpoint_triplet_s		_pos_sp_triplet;	/**< triplet of position setpoints */
 	struct mission_result_s				_mission_result;	/**< mission result for commander/mavlink */
-	struct mission_item_s				_mission_item;	/**< current mission item */
-	bool		_mission_item_valid;	/**< current mission item valid */
+	struct mission_item_s				_mission_item;		/**< current mission item */
 
 	perf_counter_t	_loop_perf;			/**< loop performance counter */
 
@@ -178,21 +177,22 @@ private:
 
 	class 		Mission				_mission;
 
-	bool		_global_pos_valid;				/**< track changes of global_position.global_valid flag */
-	bool		_reset_loiter_pos;				/**< if true then loiter position should be set to current position */
+	bool		_mission_item_valid;		/**< current mission item valid */
+	bool		_global_pos_valid;		/**< track changes of global_position.global_valid flag */
+	bool		_reset_loiter_pos;		/**< if true then loiter position should be set to current position */
 	bool		_waypoint_position_reached;
 	bool		_waypoint_yaw_reached;
 	uint64_t	_time_first_inside_orbit;
-	bool		_need_takeoff;		/**< if need to perform vertical takeoff before going to waypoint (only for MISSION mode and VTOL vehicles) */
-	bool		_do_takeoff;		/**< vertical takeoff state, current mission item is generated by navigator (only for MISSION mode and VTOL vehicles) */
+	bool		_need_takeoff;			/**< if need to perform vertical takeoff before going to waypoint (only for MISSION mode and VTOL vehicles) */
+	bool		_do_takeoff;			/**< vertical takeoff state, current mission item is generated by navigator (only for MISSION mode and VTOL vehicles) */
 
 	MissionFeasibilityChecker missionFeasiblityChecker;
 
-	uint64_t	_set_nav_state_timestamp;		/**< timestamp of last handled navigation state request */
+	uint64_t	_set_nav_state_timestamp;	/**< timestamp of last handled navigation state request */
 
 	bool		_pos_sp_triplet_updated;
 
-	char *nav_states_str[NAV_STATE_MAX];
+	const char *nav_states_str[NAV_STATE_MAX];
 
 	struct {
 		float min_altitude;
@@ -387,11 +387,11 @@ Navigator::Navigator() :
 	_global_pos_sub(-1),
 	_home_pos_sub(-1),
 	_vstatus_sub(-1),
-	_control_mode_sub(-1),
 	_params_sub(-1),
 	_offboard_mission_sub(-1),
 	_onboard_mission_sub(-1),
 	_capabilities_sub(-1),
+	_control_mode_sub(-1),
 
 /* publications */
 	_pos_sp_triplet_pub(-1),
@@ -400,22 +400,22 @@ Navigator::Navigator() :
 /* performance counters */
 	_loop_perf(perf_alloc(PC_ELAPSED, "navigator")),
 
-/* states */
-	_rtl_state(RTL_STATE_NONE),
+	_geofence_violation_warning_sent(false),
 	_fence_valid(false),
 	_inside_fence(true),
 	_mission(),
+	_mission_item_valid(false),
 	_global_pos_valid(false),
 	_reset_loiter_pos(true),
 	_waypoint_position_reached(false),
 	_waypoint_yaw_reached(false),
 	_time_first_inside_orbit(0),
-	_set_nav_state_timestamp(0),
-	_mission_item_valid(false),
 	_need_takeoff(true),
 	_do_takeoff(false),
+	_set_nav_state_timestamp(0),
 	_pos_sp_triplet_updated(false),
-	_geofence_violation_warning_sent(false)
+/* states */
+	_rtl_state(RTL_STATE_NONE)
 {
 	_parameter_handles.min_altitude = param_find("NAV_MIN_ALT");
 	_parameter_handles.acceptance_radius = param_find("NAV_ACCEPT_RAD");
@@ -1167,7 +1167,7 @@ Navigator::set_mission_item()
 		}
 
 		if (_do_takeoff) {
-			mavlink_log_info(_mavlink_fd, "#audio: takeoff to %.1fm above home", _pos_sp_triplet.current.alt - _home_pos.alt);
+			mavlink_log_info(_mavlink_fd, "#audio: takeoff to %.1fm above home", (double)(_pos_sp_triplet.current.alt - _home_pos.alt));
 
 		} else {
 			if (onboard) {
@@ -1326,7 +1326,7 @@ Navigator::set_rtl_item()
 
 			_pos_sp_triplet.next.valid = false;
 
-			mavlink_log_info(_mavlink_fd, "#audio: RTL: climb to %.1fm above home", climb_alt - _home_pos.alt);
+			mavlink_log_info(_mavlink_fd, "#audio: RTL: climb to %.1fm above home", (double)(climb_alt - _home_pos.alt));
 			break;
 		}
 
@@ -1359,7 +1359,7 @@ Navigator::set_rtl_item()
 
 			_pos_sp_triplet.next.valid = false;
 
-			mavlink_log_info(_mavlink_fd, "#audio: RTL: return at %.1fm above home", _mission_item.altitude - _home_pos.alt);
+			mavlink_log_info(_mavlink_fd, "#audio: RTL: return at %.1fm above home", (double)(_mission_item.altitude - _home_pos.alt));
 			break;
 		}
 
@@ -1377,7 +1377,7 @@ Navigator::set_rtl_item()
 			_mission_item.loiter_direction = 1;
 			_mission_item.nav_cmd = NAV_CMD_WAYPOINT;
 			_mission_item.acceptance_radius = _parameters.acceptance_radius;
-			_mission_item.time_inside = _parameters.rtl_land_delay < 0.0 ? 0.0f : _parameters.rtl_land_delay;
+			_mission_item.time_inside = _parameters.rtl_land_delay < 0.0f ? 0.0f : _parameters.rtl_land_delay;
 			_mission_item.pitch_min = 0.0f;
 			_mission_item.autocontinue = _parameters.rtl_land_delay > -0.001f;
 			_mission_item.origin = ORIGIN_ONBOARD;
@@ -1386,7 +1386,7 @@ Navigator::set_rtl_item()
 
 			_pos_sp_triplet.next.valid = false;
 
-			mavlink_log_info(_mavlink_fd, "#audio: RTL: descend to %.1fm above home", _mission_item.altitude - _home_pos.alt);
+			mavlink_log_info(_mavlink_fd, "#audio: RTL: descend to %.1fm above home", (double)(_mission_item.altitude - _home_pos.alt));
 			break;
 		}
 
@@ -1552,7 +1552,7 @@ Navigator::check_mission_item_reached()
 			_time_first_inside_orbit = now;
 
 			if (_mission_item.time_inside > 0.01f) {
-				mavlink_log_info(_mavlink_fd, "#audio: waypoint reached, wait for %.1fs", _mission_item.time_inside);
+				mavlink_log_info(_mavlink_fd, "#audio: waypoint reached, wait for %.1fs", (double)_mission_item.time_inside);
 			}
 		}