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/****************************************************************************
*
* Copyright (c) 2013-2014 PX4 Development Team. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file mission.h
*
* Navigator mode to access missions
*
* @author Julian Oes <julian@oes.ch>
*/
#ifndef NAVIGATOR_MISSION_H
#define NAVIGATOR_MISSION_H
#include <drivers/drv_hrt.h>
#include <controllib/blocks.hpp>
#include <controllib/block/BlockParam.hpp>
#include <dataman/dataman.h>
#include <uORB/uORB.h>
#include <uORB/topics/vehicle_global_position.h>
#include <uORB/topics/position_setpoint_triplet.h>
#include <uORB/topics/home_position.h>
#include <uORB/topics/vehicle_status.h>
#include <uORB/topics/mission.h>
#include <uORB/topics/mission_result.h>
#include "navigator_mode.h"
#include "mission_block.h"
#include "mission_feasibility_checker.h"
class Navigator;
class Mission : public MissionBlock
{
public:
Mission(Navigator *navigator, const char *name);
virtual ~Mission();
virtual void on_inactive();
virtual void on_activation();
virtual void on_active();
private:
/**
* Update onboard mission topic
*/
void update_onboard_mission();
/**
* Update offboard mission topic
*/
void update_offboard_mission();
/**
* Move on to next mission item or switch to loiter
*/
void advance_mission();
/**
* Check distance to first waypoint (with lat/lon)
* @return true only if it's not too far from home (< MIS_DIST_1WP)
*/
bool check_dist_1wp();
/**
* Set new mission items
*/
void set_mission_items();
/**
* Read current or next mission item from the dataman and watch out for DO_JUMPS
* @return true if successful
*/
bool read_mission_item(bool onboard, bool is_current, struct mission_item_s *mission_item);
/**
* Save current offboard mission state to dataman
*/
void save_offboard_mission_state();
/**
* Report that a mission item has been reached
*/
void report_mission_item_reached();
/**
* Rport the current mission item
*/
void report_current_offboard_mission_item();
/**
* Report that the mission is finished if one exists or that none exists
*/
void report_mission_finished();
/**
* Publish the mission result so commander and mavlink know what is going on
*/
void publish_mission_result();
control::BlockParamInt _param_onboard_enabled;
control::BlockParamFloat _param_takeoff_alt;
control::BlockParamFloat _param_dist_1wp;
struct mission_s _onboard_mission;
struct mission_s _offboard_mission;
int _current_onboard_mission_index;
int _current_offboard_mission_index;
bool _need_takeoff;
bool _takeoff;
orb_advert_t _mission_result_pub;
struct mission_result_s _mission_result;
enum {
MISSION_TYPE_NONE,
MISSION_TYPE_ONBOARD,
MISSION_TYPE_OFFBOARD
} _mission_type;
bool _inited;
bool _dist_1wp_ok;
MissionFeasibilityChecker missionFeasiblityChecker; /**< class that checks if a mission is feasible */
};
#endif
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