From bed40c962e94aaa9b1f398a201ef88096a35810a Mon Sep 17 00:00:00 2001 From: Julian Oes Date: Wed, 4 Dec 2013 10:38:56 +0100 Subject: Navigator: handle onboard and mavlink missions --- src/modules/navigator/navigator_main.cpp | 172 ++++++++++++++++++++----------- 1 file changed, 111 insertions(+), 61 deletions(-) (limited to 'src/modules/navigator/navigator_main.cpp') diff --git a/src/modules/navigator/navigator_main.cpp b/src/modules/navigator/navigator_main.cpp index c6aac6af1..e2e2949e2 100644 --- a/src/modules/navigator/navigator_main.cpp +++ b/src/modules/navigator/navigator_main.cpp @@ -142,6 +142,7 @@ private: int _vstatus_sub; /**< vehicle status subscription */ int _params_sub; /**< notification of parameter updates */ int _mission_sub; /**< notification of mission updates */ + int _onboard_mission_sub; /**< notification of onboard mission updates */ int _capabilities_sub; /**< notification of vehicle capabilities updates */ orb_advert_t _triplet_pub; /**< publish position setpoint triplet */ @@ -155,11 +156,9 @@ private: struct mission_result_s _mission_result; /**< mission result for commander/mavlink */ perf_counter_t _loop_perf; /**< loop performance counter */ - - unsigned _max_mission_item_count; /**< maximum number of mission items supported */ unsigned _mission_item_count; /** number of mission items copied */ - + unsigned _onboard_mission_item_count; /** number of onboard mission items copied */ struct fence_s _fence; /**< storage for fence vertices */ bool _fence_valid; /**< flag if fence is valid */ bool _inside_fence; /**< vehicle is inside fence */ @@ -173,6 +172,7 @@ private: navigation_mode_t _mode; unsigned _current_mission_index; + unsigned _current_onboard_mission_index; struct { float min_altitude; @@ -198,6 +198,11 @@ private: */ void mission_update(); + /** + * Retrieve onboard mission. + */ + void onboard_mission_update(); + /** * Shim for calling task_main from task_create. */ @@ -216,7 +221,11 @@ private: void set_mode(navigation_mode_t new_nav_mode); - int set_waypoint_mission_item(unsigned mission_item_index, struct mission_item_s *new_mission_item); + bool mission_possible(); + + bool onboard_mission_possible(); + + int set_waypoint_mission_item(dm_item_t dm_item, unsigned mission_item_index, struct mission_item_s *new_mission_item); void publish_mission_item_triplet(); @@ -270,6 +279,7 @@ Navigator::Navigator() : _vstatus_sub(-1), _params_sub(-1), _mission_sub(-1), + _onboard_mission_sub(-1), _capabilities_sub(-1), /* publications */ @@ -280,8 +290,8 @@ Navigator::Navigator() : /* performance counters */ _loop_perf(perf_alloc(PC_ELAPSED, "navigator")), /* states */ - _max_mission_item_count(10), _mission_item_count(0), + _onboard_mission_item_count(0), _fence_valid(false), _inside_fence(true), _waypoint_position_reached(false), @@ -289,7 +299,8 @@ Navigator::Navigator() : _time_first_inside_orbit(0), _mission_item_reached(false), _mode(NAVIGATION_MODE_NONE), - _current_mission_index(0) + _current_mission_index(0), + _current_onboard_mission_index(0) { _global_pos.valid = false; memset(&_fence, 0, sizeof(_fence)); @@ -352,32 +363,6 @@ Navigator::mission_update() struct mission_s mission; if (orb_copy(ORB_ID(mission), _mission_sub, &mission) == OK) { -// /* Check if first part of mission (up to _current_mission_index - 1) changed: -// * if the first part changed: start again at first waypoint -// * if the first part remained unchanged: continue with the (possibly changed second part) -// */ -// if (mission.current_index == -1 && _current_mission_index < _mission_item_count && _current_mission_index < mission.count) { //check if not finished and if the new mission is not a shorter mission -// for (unsigned i = 0; i < _current_mission_index; i++) { -// if (!cmp_mission_item_equivalent(_mission_item[i], mission.items[i])) { -// /* set flag to restart mission next we're in auto */ -// _current_mission_index = 0; -// mavlink_log_info(_mavlink_fd, "[navigator] Reset to WP %d", _current_mission_index); -// //warnx("First part of mission differs i=%d", i); -// break; -// } -// // else { -// // warnx("Mission item is equivalent i=%d", i); -// // } -// } -// } else if (mission.current_index >= 0 && mission.current_index < mission.count) { -// /* set flag to restart mission next we're in auto */ -// _current_mission_index = mission.current_index; -// mavlink_log_info(_mavlink_fd, "[navigator] Reset to WP %d", _current_mission_index); -// } else { -// _current_mission_index = 0; -// mavlink_log_info(_mavlink_fd, "[navigator] Reset to WP %d", _current_mission_index); -// } - _mission_item_count = mission.count; _current_mission_index = mission.current_index; @@ -385,7 +370,7 @@ Navigator::mission_update() _mission_item_count = 0; _current_mission_index = 0; } - if (_mission_item_count == 0 && _mode == NAVIGATION_MODE_WAYPOINT) { + if ((!mission_possible() || !onboard_mission_possible()) && _mode == NAVIGATION_MODE_WAYPOINT) { set_mode(NAVIGATION_MODE_LOITER); } else if (_mode == NAVIGATION_MODE_WAYPOINT) { @@ -393,7 +378,27 @@ Navigator::mission_update() } } +void +Navigator::onboard_mission_update() +{ + struct mission_s onboard_mission; + if (orb_copy(ORB_ID(onboard_mission), _onboard_mission_sub, &onboard_mission) == OK) { + + _onboard_mission_item_count = onboard_mission.count; + _current_onboard_mission_index = onboard_mission.current_index; + + } else { + _onboard_mission_item_count = 0; + _current_onboard_mission_index = 0; + } + if ((!mission_possible() || !onboard_mission_possible()) && _mode == NAVIGATION_MODE_WAYPOINT) { + set_mode(NAVIGATION_MODE_LOITER); + } + else if (_mode == NAVIGATION_MODE_WAYPOINT) { + start_waypoint(); + } +} void Navigator::task_main_trampoline(int argc, char *argv[]) @@ -414,6 +419,7 @@ Navigator::task_main() */ _global_pos_sub = orb_subscribe(ORB_ID(vehicle_global_position)); _mission_sub = orb_subscribe(ORB_ID(mission)); + _onboard_mission_sub = orb_subscribe(ORB_ID(onboard_mission)); _capabilities_sub = orb_subscribe(ORB_ID(navigation_capabilities)); _vstatus_sub = orb_subscribe(ORB_ID(vehicle_status)); _params_sub = orb_subscribe(ORB_ID(parameter_update)); @@ -425,6 +431,7 @@ Navigator::task_main() } mission_update(); + onboard_mission_update(); /* rate limit vehicle status updates to 5Hz */ orb_set_interval(_vstatus_sub, 200); @@ -439,7 +446,7 @@ Navigator::task_main() orb_copy(ORB_ID(navigation_capabilities), _capabilities_sub, &_nav_caps); /* wakeup source(s) */ - struct pollfd fds[6]; + struct pollfd fds[7]; /* Setup of loop */ fds[0].fd = _params_sub; @@ -452,8 +459,10 @@ Navigator::task_main() fds[3].events = POLLIN; fds[4].fd = _mission_sub; fds[4].events = POLLIN; - fds[5].fd = _vstatus_sub; + fds[5].fd = _onboard_mission_sub; fds[5].events = POLLIN; + fds[6].fd = _vstatus_sub; + fds[6].events = POLLIN; while (!_task_should_exit) { @@ -475,7 +484,7 @@ Navigator::task_main() perf_begin(_loop_perf); /* only update vehicle status if it changed */ - if (fds[5].revents & POLLIN) { + if (fds[6].revents & POLLIN) { /* read from param to clear updated flag */ orb_copy(ORB_ID(vehicle_status), _vstatus_sub, &_vstatus); @@ -505,8 +514,8 @@ Navigator::task_main() case NAVIGATION_STATE_AUTO_MISSION: - if (_mission_item_count > 0 && !(_current_mission_index >= _mission_item_count)) { - /* Start mission if there is a mission available and the last waypoint has not been reached */ + if (mission_possible() || onboard_mission_possible()) { + /* Start mission or onboard mission if available */ set_mode(NAVIGATION_MODE_WAYPOINT); } else { /* else fallback to loiter */ @@ -556,6 +565,10 @@ Navigator::task_main() mission_update(); } + if (fds[5].revents & POLLIN) { + onboard_mission_update(); + } + if (fds[2].revents & POLLIN) { orb_copy(ORB_ID(home_position), _home_pos_sub, &_home_pos); } @@ -586,9 +599,15 @@ Navigator::task_main() if (_mission_item_reached) { - report_mission_reached(); + + + if (onboard_mission_possible()) { + mavlink_log_info(_mavlink_fd, "[navigator] reached onboard WP %d", _current_onboard_mission_index); + } else { + mavlink_log_info(_mavlink_fd, "[navigator] reached WP %d", _current_mission_index); + report_mission_reached(); + } - mavlink_log_info(_mavlink_fd, "[navigator] reached WP %d", _current_mission_index); if (advance_current_mission_item() != OK) { set_mode(NAVIGATION_MODE_LOITER_WAYPOINT); } @@ -863,16 +882,27 @@ Navigator::set_mode(navigation_mode_t new_nav_mode) } } +bool +Navigator::mission_possible() +{ + return _mission_item_count > 0 && + !(_current_mission_index >= _mission_item_count); +} + +bool +Navigator::onboard_mission_possible() +{ + return _onboard_mission_item_count > 0 && + !(_current_onboard_mission_index >= _onboard_mission_item_count) && + _parameters.onboard_mission_enabled; +} + int -Navigator::set_waypoint_mission_item(unsigned mission_item_index, struct mission_item_s *new_mission_item) +Navigator::set_waypoint_mission_item(dm_item_t dm_item, unsigned mission_item_index, struct mission_item_s *new_mission_item) { - if (mission_item_index >= _mission_item_count) { - return ERROR; - } - struct mission_item_s mission_item; - - if (dm_read(DM_KEY_WAYPOINTS, mission_item_index, &mission_item, sizeof(struct mission_item_s)) != sizeof(struct mission_item_s)) { + + if (dm_read(dm_item, mission_item_index, &mission_item, sizeof(struct mission_item_s)) != sizeof(struct mission_item_s)) { return ERROR; } @@ -926,8 +956,7 @@ Navigator::advance_current_mission_item() // warnx("advancing from %d to %d", _current_mission_index, _current_mission_index+1); /* ultimately this index will be == _mission_item_count and this flags the mission as completed */ - _current_mission_index++; - + /* if there is no more mission available, don't advance and return */ if (!_mission_item_triplet.next_valid) { // warnx("no next available"); @@ -941,9 +970,20 @@ Navigator::advance_current_mission_item() /* copy the next to current */ memcpy(&_mission_item_triplet.current, &_mission_item_triplet.next, sizeof(mission_item_s)); _mission_item_triplet.current_valid = _mission_item_triplet.next_valid; + + int ret = ERROR; + + if (onboard_mission_possible()) { + _current_onboard_mission_index++; + ret = set_waypoint_mission_item(DM_KEY_WAYPOINTS_ONBOARD, _current_onboard_mission_index + 1, &_mission_item_triplet.next); + } else if (mission_possible()) { + _current_mission_index++; + ret = set_waypoint_mission_item(DM_KEY_WAYPOINTS, _current_mission_index + 1, &_mission_item_triplet.next); + } else { + warnx("Error: nothing to advance"); + } - - if(set_waypoint_mission_item(_current_mission_index + 1, &_mission_item_triplet.next) == OK) { + if(ret == OK) { _mission_item_triplet.next_valid = true; } else { @@ -1078,17 +1118,27 @@ Navigator::start_waypoint() { reset_mission_item_reached(); - if (_current_mission_index > 0) { - set_waypoint_mission_item(_current_mission_index - 1, &_mission_item_triplet.previous); - _mission_item_triplet.previous_valid = true; - } else { - _mission_item_triplet.previous_valid = false; - } + // if (_current_mission_index > 0) { + // set_waypoint_mission_item(_current_mission_index - 1, &_mission_item_triplet.previous); + // _mission_item_triplet.previous_valid = true; + // } else { + // _mission_item_triplet.previous_valid = false; + // } + _mission_item_triplet.previous_valid = false; - set_waypoint_mission_item(_current_mission_index, &_mission_item_triplet.current); - _mission_item_triplet.current_valid = true; + int ret = ERROR; + + if (onboard_mission_possible()) { + set_waypoint_mission_item(DM_KEY_WAYPOINTS_ONBOARD, _current_onboard_mission_index, &_mission_item_triplet.current); + mavlink_log_info(_mavlink_fd, "[navigator] heading to onboard WP %d", _current_onboard_mission_index); + ret = set_waypoint_mission_item(DM_KEY_WAYPOINTS_ONBOARD, _current_onboard_mission_index + 1, &_mission_item_triplet.next); + } else if (mission_possible()) { + set_waypoint_mission_item(DM_KEY_WAYPOINTS, _current_mission_index, &_mission_item_triplet.current); + mavlink_log_info(_mavlink_fd, "[navigator] heading to WP %d", _current_mission_index); + ret = set_waypoint_mission_item(DM_KEY_WAYPOINTS, _current_mission_index + 1, &_mission_item_triplet.next); + } - mavlink_log_info(_mavlink_fd, "[navigator] heading to WP %d", _current_mission_index); + _mission_item_triplet.current_valid = true; // if (_mission_item_triplet.current.nav_cmd == NAV_CMD_LOITER_UNLIMITED) { @@ -1100,7 +1150,7 @@ Navigator::start_waypoint() // _mission_item_triplet.next_valid = true; // } - if(set_waypoint_mission_item(_current_mission_index + 1, &_mission_item_triplet.next) == OK) { + if(ret == OK) { _mission_item_triplet.next_valid = true; } else { -- cgit v1.2.3