void mavlink_wpm_loop()
{
//check for timed-out operations
uint64_t now = mavlink_missionlib_get_system_timestamp();
if (now-wpm.timestamp_lastaction > wpm.timeout && wpm.current_state != MAVLINK_WPM_STATE_IDLE)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("Operation timeout switching -> IDLE");
#else
if (MAVLINK_WPM_VERBOSE) printf("Last operation (state=%u) timed out, changing state to MAVLINK_WPM_STATE_IDLE\n", wpm.current_state);
#endif
wpm.current_state = MAVLINK_WPM_STATE_IDLE;
wpm.current_count = 0;
wpm.current_partner_sysid = 0;
wpm.current_partner_compid = 0;
wpm.current_wp_id = -1;
if(wpm.size == 0)
{
wpm.current_active_wp_id = -1;
}
}
if(now-wpm.timestamp_last_send_setpoint > wpm.delay_setpoint && wpm.current_active_wp_id < wpm.size)
{
mavlink_wpm_send_setpoint(wpm.current_active_wp_id);
}
}
/*
* @brief Directs the MAV to fly to a position
*
* Sends a message to the controller, advising it to fly to the coordinates
* of the waypoint with a given orientation
*
* @param seq The waypoint sequence number the MAV should fly to.
*/
void mavlink_wpm_send_setpoint(uint16_t seq)
{
if (seq < wpm->size) {
mavlink_mission_item_t *cur = &(wpm->waypoints[seq]);
mavlink_missionlib_current_waypoint_changed(cur->seq, cur->param1,
cur->param2, cur->param3, cur->param4, cur->x,
cur->y, cur->z, cur->frame, cur->command);
wpm->timestamp_last_send_setpoint = mavlink_missionlib_get_system_timestamp();
} else {
if (MAVLINK_WPM_TEXT_FEEDBACK) mavlink_missionlib_send_gcs_string("ERROR: Waypoint index out of bounds\n"); //// if (verbose) // printf("ERROR: index out of bounds\n");
}
}
void mavlink_wpm_message_handler(const mavlink_message_t* msg)
{
uint64_t now = mavlink_missionlib_get_system_timestamp();
switch(msg->msgid)
{
case MAVLINK_MSG_ID_ATTITUDE:
{
if(msg->sysid == mavlink_system.sysid && wpm.current_active_wp_id < wpm.size)
{
mavlink_mission_item_t *wp = &(wpm.waypoints[wpm.current_active_wp_id]);
if(wp->frame == MAV_FRAME_LOCAL_ENU || wp->frame == MAV_FRAME_LOCAL_NED)
{
mavlink_attitude_t att;
mavlink_msg_attitude_decode(msg, &att);
float yaw_tolerance = wpm.accept_range_yaw;
//compare current yaw
if (att.yaw - yaw_tolerance >= 0.0f && att.yaw + yaw_tolerance < 2.f*M_PI)
{
if (att.yaw - yaw_tolerance <= wp->param4 && att.yaw + yaw_tolerance >= wp->param4)
wpm.yaw_reached = true;
}
else if(att.yaw - yaw_tolerance < 0.0f)
{
float lowerBound = 360.0f + att.yaw - yaw_tolerance;
if (lowerBound < wp->param4 || wp->param4 < att.yaw + yaw_tolerance)
wpm.yaw_reached = true;
}
else
{
float upperBound = att.yaw + yaw_tolerance - 2.f*M_PI;
if (att.yaw - yaw_tolerance < wp->param4 || wp->param4 < upperBound)
wpm.yaw_reached = true;
}
}
}
break;
}
case MAVLINK_MSG_ID_LOCAL_POSITION_NED:
{
if(msg->sysid == mavlink_system.sysid && wpm.current_active_wp_id < wpm.size)
{
mavlink_mission_item_t *wp = &(wpm.waypoints[wpm.current_active_wp_id]);
if(wp->frame == MAV_FRAME_LOCAL_ENU || MAV_FRAME_LOCAL_NED)
{
mavlink_local_position_ned_t pos;
mavlink_msg_local_position_ned_decode(msg, &pos);
//// if (debug) // printf("Received new position: x: %f | y: %f | z: %f\n", pos.x, pos.y, pos.z);
wpm.pos_reached = false;
// compare current position (given in message) with current waypoint
float orbit = wp->param1;
float dist;
// if (wp->param2 == 0)
// {
// // FIXME segment distance
// //dist = mavlink_wpm_distance_to_segment(current_active_wp_id, pos.x, pos.y, pos.z);
// }
// else
// {
dist = mavlink_wpm_distance_to_point(wpm.current_active_wp_id, pos.x, pos.y, pos.z);
// }
if (dist >= 0.f && dist <= orbit && wpm.yaw_reached)
{
wpm.pos_reached = true;
}
}
}
break;
}
// case MAVLINK_MSG_ID_CMD: // special action from ground station
// {
// mavlink_cmd_t action;
// mavlink_msg_cmd_decode(msg, &action);
// if(action.target == mavlink_system.sysid)
// {
// // if (verbose) std::cerr << "Waypoint: received message with action " << action.action << std::endl;
// switch (action.action)
// {
// // case MAV_ACTION_LAUNCH:
// // // if (verbose) std::cerr << "Launch received" << std::endl;
// // current_active_wp_id = 0;
// // if (wpm.size>0)
// // {
// // setActive(waypoints[current_active_wp_id]);
// // }
// // else
// // // if (verbose) std::cerr << "No launch, waypointList empty" << std::endl;
// // break;
//
// // case MAV_ACTION_CONTINUE:
// // // if (verbose) std::c
// // err << "Continue received" << std::endl;
// // idle = false;
// // setActive(waypoints[current_active_wp_id]);
// // break;
//
// // case MAV_ACTION_HALT:
// // // if (verbose) std::cerr << "Halt received" << std::endl;
// // idle = true;
// // break;
//
// // default:
// // // if (verbose) std::cerr << "Unknown action received with id " << action.action << ", no action taken" << std::endl;
// // break;
// }
// }
// break;
// }
case MAVLINK_MSG_ID_MISSION_ACK:
{
mavlink_mission_ack_t wpa;
mavlink_msg_mission_ack_decode(msg, &wpa);
if((msg->sysid == wpm.current_partner_sysid && msg->compid == wpm.current_partner_compid) && (wpa.target_system == mavlink_system.sysid /*&& wpa.target_component == mavlink_wpm_comp_id*/))
{
wpm.timestamp_lastaction = now;
if (wpm.current_state == MAVLINK_WPM_STATE_SENDLIST || wpm.current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS)
{
if (wpm.current_wp_id == wpm.size-1)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("Got last WP ACK state -> IDLE");
#else
if (MAVLINK_WPM_VERBOSE) printf("Received ACK after having sent last waypoint, going to state MAVLINK_WPM_STATE_IDLE\n");
#endif
wpm.current_state = MAVLINK_WPM_STATE_IDLE;
wpm.current_wp_id = 0;
}
}
}
else
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: curr partner id mismatch");
#else
if (MAVLINK_WPM_VERBOSE) printf("IGNORED WAYPOINT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT OR COMM PARTNER ID MISMATCH\n");
#endif
}
break;
}
case MAVLINK_MSG_ID_MISSION_SET_CURRENT:
{
mavlink_mission_set_current_t wpc;
mavlink_msg_mission_set_current_decode(msg, &wpc);
if(wpc.target_system == mavlink_system.sysid /*&& wpc.target_component == mavlink_wpm_comp_id*/)
{
wpm.timestamp_lastaction = now;
if (wpm.current_state == MAVLINK_WPM_STATE_IDLE)
{
if (wpc.seq < wpm.size)
{
// if (verbose) // printf("Received MAVLINK_MSG_ID_MISSION_ITEM_SET_CURRENT\n");
wpm.current_active_wp_id = wpc.seq;
uint32_t i;
for(i = 0; i < wpm.size; i++)
{
if (i == wpm.current_active_wp_id)
{
wpm.waypoints[i].current = true;
}
else
{
wpm.waypoints[i].current = false;
}
}
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("NEW WP SET");
#else
if (MAVLINK_WPM_VERBOSE) printf("New current waypoint %u\n", wpm.current_active_wp_id);
#endif
wpm.yaw_reached = false;
wpm.pos_reached = false;
mavlink_wpm_send_waypoint_current(wpm.current_active_wp_id);
mavlink_wpm_send_setpoint(wpm.current_active_wp_id);
wpm.timestamp_firstinside_orbit = 0;
}
else
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("IGN WP CURR CMD: Not in list");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_SET_CURRENT: Index out of bounds\n");
#endif
}
}
else
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("IGN WP CURR CMD: Busy");
#else
if (MAVLINK_WPM_VERBOSE) printf("IGNORED WAYPOINT COMMAND BECAUSE NOT IN IDLE STATE\n");
#endif
}
}
else
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: target id mismatch");
#else
if (MAVLINK_WPM_VERBOSE) printf("IGNORED WAYPOINT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT OR COMM PARTNER ID MISMATCH\n");
#endif
}
break;
}
case MAVLINK_MSG_ID_MISSION_REQUEST_LIST:
{
mavlink_mission_request_list_t wprl;
mavlink_msg_mission_request_list_decode(msg, &wprl);
if(wprl.target_system == mavlink_system.sysid /*&& wprl.target_component == mavlink_wpm_comp_id*/)
{
wpm.timestamp_lastaction = now;
if (wpm.current_state == MAVLINK_WPM_STATE_IDLE || wpm.current_state == MAVLINK_WPM_STATE_SENDLIST)
{
if (wpm.size > 0)
{
//if (verbose && wpm.current_state == MAVLINK_WPM_STATE_IDLE) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST_LIST from %u changing state to MAVLINK_WPM_STATE_SENDLIST\n", msg->sysid);
// if (verbose && wpm.current_state == MAVLINK_WPM_STATE_SENDLIST) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST_LIST again from %u staying in state MAVLINK_WPM_STATE_SENDLIST\n", msg->sysid);
wpm.current_state = MAVLINK_WPM_STATE_SENDLIST;
wpm.current_wp_id = 0;
wpm.current_partner_sysid = msg->sysid;
wpm.current_partner_compid = msg->compid;
}
else
{
// if (verbose) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST_LIST from %u but have no waypoints, staying in \n", msg->sysid);
}
wpm.current_count = wpm.size;
mavlink_wpm_send_waypoint_count(msg->sysid,msg->compid, wpm.current_count);
}
else
{
// if (verbose) // printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST_LIST because i'm doing something else already (state=%i).\n", wpm.current_state);
}
}
else
{
// if (verbose) // printf("IGNORED WAYPOINT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT MISMATCH\n");
}
break;
}
case MAVLINK_MSG_ID_MISSION_REQUEST:
{
mavlink_mission_request_t wpr;
mavlink_msg_mission_request_decode(msg, &wpr);
if(msg->sysid == wpm.current_partner_sysid && msg->compid == wpm.current_partner_compid && wpr.target_system == mavlink_system.sysid /*&& wpr.target_component == mavlink_wpm_comp_id*/)
{
wpm.timestamp_lastaction = now;
//ensure that we are in the correct state and that the first request has id 0 and the following requests have either the last id (re-send last waypoint) or last_id+1 (next waypoint)
if ((wpm.current_state == MAVLINK_WPM_STATE_SENDLIST && wpr.seq == 0) || (wpm.current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS && (wpr.seq == wpm.current_wp_id || wpr.seq == wpm.current_wp_id + 1) && wpr.seq < wpm.size))
{
if (wpm.current_state == MAVLINK_WPM_STATE_SENDLIST)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("GOT WP REQ, state -> SEND");
#else
if (MAVLINK_WPM_VERBOSE) printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST of waypoint %u from %u changing state to MAVLINK_WPM_STATE_SENDLIST_SENDWPS\n", wpr.seq, msg->sysid);
#endif
}
if (wpm.current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS && wpr.seq == wpm.current_wp_id + 1)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("GOT 2nd WP REQ");
#else
if (MAVLINK_WPM_VERBOSE) printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST of waypoint %u from %u staying in state MAVLINK_WPM_STATE_SENDLIST_SENDWPS\n", wpr.seq, msg->sysid);
#endif
}
if (wpm.current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS && wpr.seq == wpm.current_wp_id)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("GOT 2nd WP REQ");
#else
if (MAVLINK_WPM_VERBOSE) printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST of waypoint %u (again) from %u staying in state MAVLINK_WPM_STATE_SENDLIST_SENDWPS\n", wpr.seq, msg->sysid);
#endif
}
wpm.current_state = MAVLINK_WPM_STATE_SENDLIST_SENDWPS;
wpm.current_wp_id = wpr.seq;
mavlink_wpm_send_waypoint(wpm.current_partner_sysid, wpm.current_partner_compid, wpr.seq);
}
else
{
// if (verbose)
{
if (!(wpm.current_state == MAVLINK_WPM_STATE_SENDLIST || wpm.current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS))
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because i'm doing something else already (state=%i).\n", wpm.current_state);
#endif
break;
}
else if (wpm.current_state == MAVLINK_WPM_STATE_SENDLIST)
{
if (wpr.seq != 0)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: First id != 0");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because the first requested waypoint ID (%u) was not 0.\n", wpr.seq);
#endif
}
}
else if (wpm.current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS)
{
if (wpr.seq != wpm.current_wp_id && wpr.seq != wpm.current_wp_id + 1)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Req. WP was unexpected");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because the requested waypoint ID (%u) was not the expected (%u or %u).\n", wpr.seq, wpm.current_wp_id, wpm.current_wp_id+1);
#endif
}
else if (wpr.seq >= wpm.size)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Req. WP not in list");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because the requested waypoint ID (%u) was out of bounds.\n", wpr.seq);
#endif
}
}
else
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: ?");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST - FIXME: missed error description\n");
#endif
}
}
}
}
else
{
//we we're target but already communicating with someone else
if((wpr.target_system == mavlink_system.sysid /*&& wpr.target_component == mavlink_wpm_comp_id*/) && !(msg->sysid == wpm.current_partner_sysid && msg->compid == wpm.current_partner_compid))
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST from ID %u because i'm already talking to ID %u.\n", msg->sysid, wpm.current_partner_sysid);
#endif
}
else
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: target id mismatch");
#else
if (MAVLINK_WPM_VERBOSE) printf("IGNORED WAYPOINT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT OR COMM PARTNER ID MISMATCH\n");
#endif
}
}
break;
}
case MAVLINK_MSG_ID_MISSION_COUNT:
{
mavlink_mission_count_t wpc;
mavlink_msg_mission_count_decode(msg, &wpc);
if(wpc.target_system == mavlink_system.sysid/* && wpc.target_component == mavlink_wpm_comp_id*/)
{
wpm.timestamp_lastaction = now;
if (wpm.current_state == MAVLINK_WPM_STATE_IDLE || (wpm.current_state == MAVLINK_WPM_STATE_GETLIST && wpm.current_wp_id == 0))
{
if (wpc.count > 0)
{
if (wpm.current_state == MAVLINK_WPM_STATE_IDLE)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("WP CMD OK: state -> GETLIST");
#else
if (MAVLINK_WPM_VERBOSE) printf("Got MAVLINK_MSG_ID_MISSION_ITEM_COUNT (%u) from %u changing state to MAVLINK_WPM_STATE_GETLIST\n", wpc.count, msg->sysid);
#endif
}
if (wpm.current_state == MAVLINK_WPM_STATE_GETLIST)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("WP CMD OK AGAIN");
#else
if (MAVLINK_WPM_VERBOSE) printf("Got MAVLINK_MSG_ID_MISSION_ITEM_COUNT (%u) again from %u\n", wpc.count, msg->sysid);
#endif
}
wpm.current_state = MAVLINK_WPM_STATE_GETLIST;
wpm.current_wp_id = 0;
wpm.current_partner_sysid = msg->sysid;
wpm.current_partner_compid = msg->compid;
wpm.current_count = wpc.count;
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("CLR RCV BUF: READY");
#else
if (MAVLINK_WPM_VERBOSE) printf("clearing receive buffer and readying for receiving waypoints\n");
#endif
wpm.rcv_size = 0;
//while(waypoints_receive_buffer->size() > 0)
// {
// delete waypoints_receive_buffer->back();
// waypoints_receive_buffer->pop_back();
// }
mavlink_wpm_send_waypoint_request(wpm.current_partner_sysid, wpm.current_partner_compid, wpm.current_wp_id);
}
else if (wpc.count == 0)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("COUNT 0");
#else
if (MAVLINK_WPM_VERBOSE) printf("got waypoint count of 0, clearing waypoint list and staying in state MAVLINK_WPM_STATE_IDLE\n");
#endif
wpm.rcv_size = 0;
//while(waypoints_receive_buffer->size() > 0)
// {
// delete waypoints->back();
// waypoints->pop_back();
// }
wpm.current_active_wp_id = -1;
wpm.yaw_reached = false;
wpm.pos_reached = false;
break;
}
else
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("IGN WP CMD");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignoring MAVLINK_MSG_ID_MISSION_ITEM_COUNT from %u with count of %u\n", msg->sysid, wpc.count);
#endif
}
}
else
{
if (!(wpm.current_state == MAVLINK_WPM_STATE_IDLE || wpm.current_state == MAVLINK_WPM_STATE_GETLIST))
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_COUNT because i'm doing something else already (state=%i).\n", wpm.current_state);
#endif
}
else if (wpm.current_state == MAVLINK_WPM_STATE_GETLIST && wpm.current_wp_id != 0)
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_COUNT because i'm already receiving waypoint %u.\n", wpm.current_wp_id);
#endif
}
else
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: ?");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_COUNT - FIXME: missed error description\n");
#endif
}
}
}
else
{
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: target id mismatch");
#else
if (MAVLINK_WPM_VERBOSE) printf("IGNORED WAYPOINT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT OR COMM PARTNER ID MISMATCH\n");
#endif
}
}
break;
case MAVLINK_MSG_ID_MISSION_ITEM:
{
mavlink_mission_item_t wp;
mavlink_msg_mission_item_decode(msg, &wp);
mavlink_missionlib_send_gcs_string("GOT WP");
if((msg->sysid == wpm.current_partner_sysid && msg->compid == wpm.current_partner_compid) && (wp.target_system == mavlink_system.sysid /*&& wp.target_component == mavlink_wpm_comp_id*/))
{
wpm.timestamp_lastaction = now;
//ensure that we are in the correct state and that the first waypoint has id 0 and the following waypoints have the correct ids
if ((wpm.current_state == MAVLINK_WPM_STATE_GETLIST && wp.seq == 0) || (wpm.current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS && wp.seq == wpm.current_wp_id && wp.seq < wpm.current_count))
{
// if (verbose && wpm.current_state == MAVLINK_WPM_STATE_GETLIST) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM %u from %u changing state to MAVLINK_WPM_STATE_GETLIST_GETWPS\n", wp.seq, msg->sysid);
// if (verbose && wpm.current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS && wp.seq == wpm.current_wp_id) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM %u from %u\n", wp.seq, msg->sysid);
// if (verbose && wpm.current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS && wp.seq-1 == wpm.current_wp_id) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM %u (again) from %u\n", wp.seq, msg->sysid);
//
wpm.current_state = MAVLINK_WPM_STATE_GETLIST_GETWPS;
mavlink_mission_item_t* newwp = &(wpm.rcv_waypoints[wp.seq]);
memcpy(newwp, &wp, sizeof(mavlink_mission_item_t));
wpm.current_wp_id = wp.seq + 1;
// if (verbose) // printf ("Added new waypoint to list. X= %f\t Y= %f\t Z= %f\t Yaw= %f\n", newwp->x, newwp->y, newwp->z, newwp->param4);
if(wpm.current_wp_id == wpm.current_count && wpm.current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS)
{
mavlink_missionlib_send_gcs_string("GOT ALL WPS");
// if (verbose) // printf("Got all %u waypoints, changing state to MAVLINK_WPM_STATE_IDLE\n", wpm.current_count);
mavlink_wpm_send_waypoint_ack(wpm.current_partner_sysid, wpm.current_partner_compid, 0);
if (wpm.current_active_wp_id > wpm.rcv_size-1)
{
wpm.current_active_wp_id = wpm.rcv_size-1;
}
// switch the waypoints list
// FIXME CHECK!!!
for (int i = 0; i < wpm.current_count; ++i)
{
wpm.waypoints[i] = wpm.rcv_waypoints[i];
}
wpm.size = wpm.current_count;
//get the new current waypoint
uint32_t i;
for(i = 0; i < wpm.size; i++)
{
if (wpm.waypoints[i].current == 1)
{
wpm.current_active_wp_id = i;
//// if (verbose) // printf("New current waypoint %u\n", current_active_wp_id);
wpm.yaw_reached = false;
wpm.pos_reached = false;
mavlink_wpm_send_waypoint_current(wpm.current_active_wp_id);
mavlink_wpm_send_setpoint(wpm.current_active_wp_id);
wpm.timestamp_firstinside_orbit = 0;
break;
}
}
if (i == wpm.size)
{
wpm.current_active_wp_id = -1;
wpm.yaw_reached = false;
wpm.pos_reached = false;
wpm.timestamp_firstinside_orbit = 0;
}
wpm.current_state = MAVLINK_WPM_STATE_IDLE;
}
else
{
mavlink_wpm_send_waypoint_request(wpm.current_partner_sysid, wpm.current_partner_compid, wpm.current_wp_id);
}
}
else
{
if (wpm.current_state == MAVLINK_WPM_STATE_IDLE)
{
//we're done receiving waypoints, answer with ack.
mavlink_wpm_send_waypoint_ack(wpm.current_partner_sysid, wpm.current_partner_compid, 0);
// printf("Received MAVLINK_MSG_ID_MISSION_ITEM while state=MAVLINK_WPM_STATE_IDLE, answered with WAYPOINT_ACK.\n");
}
// if (verbose)
{
if (!(wpm.current_state == MAVLINK_WPM_STATE_GETLIST || wpm.current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS))
{
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u because i'm doing something else already (state=%i).\n", wp.seq, wpm.current_state);
break;
}
else if (wpm.current_state == MAVLINK_WPM_STATE_GETLIST)
{
if(!(wp.seq == 0))
{
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM because the first waypoint ID (%u) was not 0.\n", wp.seq);
}
else
{
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u - FIXME: missed error description\n", wp.seq);
}
}
else if (wpm.current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS)
{
if (!(wp.seq == wpm.current_wp_id))
{
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM because the waypoint ID (%u) was not the expected %u.\n", wp.seq, wpm.current_wp_id);
}
else if (!(wp.seq < wpm.current_count))
{
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM because the waypoint ID (%u) was out of bounds.\n", wp.seq);
}
else
{
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u - FIXME: missed error description\n", wp.seq);
}
}
else
{
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u - FIXME: missed error description\n", wp.seq);
}
}
}
}
else
{
//we we're target but already communicating with someone else
if((wp.target_system == mavlink_system.sysid /*&& wp.target_component == mavlink_wpm_comp_id*/) && !(msg->sysid == wpm.current_partner_sysid && msg->compid == wpm.current_partner_compid) && wpm.current_state != MAVLINK_WPM_STATE_IDLE)
{
// if (verbose) // printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u from ID %u because i'm already talking to ID %u.\n", wp.seq, msg->sysid, wpm.current_partner_sysid);
}
else if(wp.target_system == mavlink_system.sysid /* && wp.target_component == mavlink_wpm_comp_id*/)
{
// if (verbose) // printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u from ID %u because i have no idea what to do with it\n", wp.seq, msg->sysid);
}
}
break;
}
case MAVLINK_MSG_ID_MISSION_CLEAR_ALL:
{
mavlink_mission_clear_all_t wpca;
mavlink_msg_mission_clear_all_decode(msg, &wpca);
if(wpca.target_system == mavlink_system.sysid /*&& wpca.target_component == mavlink_wpm_comp_id */ && wpm.current_state == MAVLINK_WPM_STATE_IDLE)
{
wpm.timestamp_lastaction = now;
// if (verbose) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM_CLEAR_LIST from %u deleting all waypoints\n", msg->sysid);
// Delete all waypoints
wpm.size = 0;
wpm.current_active_wp_id = -1;
wpm.yaw_reached = false;
wpm.pos_reached = false;
}
else if (wpca.target_system == mavlink_system.sysid /*&& wpca.target_component == mavlink_wpm_comp_id */ && wpm.current_state != MAVLINK_WPM_STATE_IDLE)
{
// if (verbose) // printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_CLEAR_LIST from %u because i'm doing something else already (state=%i).\n", msg->sysid, wpm.current_state);
}
break;
}
default:
{
// if (debug) // printf("Waypoint: received message of unknown type");
break;
}
}
//check if the current waypoint was reached
if (wpm.pos_reached /*wpm.yaw_reached &&*/ && !wpm.idle)
{
if (wpm.current_active_wp_id < wpm.size)
{
mavlink_mission_item_t *cur_wp = &(wpm.waypoints[wpm.current_active_wp_id]);
if (wpm.timestamp_firstinside_orbit == 0)
{
// Announce that last waypoint was reached
// if (verbose) // printf("*** Reached waypoint %u ***\n", cur_wp->seq);
mavlink_wpm_send_waypoint_reached(cur_wp->seq);
wpm.timestamp_firstinside_orbit = now;
}
// check if the MAV was long enough inside the waypoint orbit
//if (now-timestamp_lastoutside_orbit > (cur_wp->hold_time*1000))
if(now-wpm.timestamp_firstinside_orbit >= cur_wp->param2*1000)
{
if (cur_wp->autocontinue)
{
cur_wp->current = 0;
if (wpm.current_active_wp_id == wpm.size - 1 && wpm.size > 1)
{
//the last waypoint was reached, if auto continue is
//activated restart the waypoint list from the beginning
wpm.current_active_wp_id = 1;
}
else
{
if ((uint16_t)(wpm.current_active_wp_id + 1) < wpm.size)
wpm.current_active_wp_id++;
}
// Fly to next waypoint
wpm.timestamp_firstinside_orbit = 0;
mavlink_wpm_send_waypoint_current(wpm.current_active_wp_id);
mavlink_wpm_send_setpoint(wpm.current_active_wp_id);
wpm.waypoints[wpm.current_active_wp_id].current = true;
wpm.pos_reached = false;
wpm.yaw_reached = false;
// if (verbose) // printf("Set new waypoint (%u)\n", wpm.current_active_wp_id);
}
}
}
}
else
{
wpm.timestamp_lastoutside_orbit = now;
}
}
/**
* MAVLink Protocol main function.
*/
int mavlink_thread_main(int argc, char *argv[])
{
/* initialize mavlink text message buffering */
mavlink_logbuffer_init(&lb, 5);
int ch;
char *device_name = "/dev/ttyS1";
baudrate = 57600;
/* work around some stupidity in task_create's argv handling */
argc -= 2;
argv += 2;
while ((ch = getopt(argc, argv, "b:d:eo")) != EOF) {
switch (ch) {
case 'b':
baudrate = strtoul(optarg, NULL, 10);
if (baudrate == 0)
errx(1, "invalid baud rate '%s'", optarg);
break;
case 'd':
device_name = optarg;
break;
case 'e':
mavlink_link_termination_allowed = true;
break;
case 'o':
mavlink_link_mode = MAVLINK_INTERFACE_MODE_ONBOARD;
break;
default:
usage();
}
}
struct termios uart_config_original;
bool usb_uart;
/* print welcome text */
warnx("MAVLink v1.0 serial interface starting...");
/* inform about mode */
warnx((mavlink_link_mode == MAVLINK_INTERFACE_MODE_ONBOARD) ? "ONBOARD MODE" : "DOWNLINK MODE");
/* Flush stdout in case MAVLink is about to take it over */
fflush(stdout);
/* default values for arguments */
uart = mavlink_open_uart(baudrate, device_name, &uart_config_original, &usb_uart);
if (uart < 0)
err(1, "could not open %s", device_name);
/* create the device node that's used for sending text log messages, etc. */
register_driver(MAVLINK_LOG_DEVICE, &mavlink_fops, 0666, NULL);
/* Initialize system properties */
mavlink_update_system();
/* start the MAVLink receiver */
receive_thread = receive_start(uart);
/* start the ORB receiver */
uorb_receive_thread = uorb_receive_start();
/* initialize waypoint manager */
mavlink_wpm_init(wpm);
/* all subscriptions are now active, set up initial guess about rate limits */
if (baudrate >= 230400) {
/* 200 Hz / 5 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_HIGHRES_IMU, 20);
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_RAW_IMU, 20);
/* 50 Hz / 20 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_ATTITUDE, 30);
/* 20 Hz / 50 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_NAMED_VALUE_FLOAT, 10);
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_SERVO_OUTPUT_RAW, 50);
/* 10 Hz */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_GPS_RAW_INT, 100);
/* 10 Hz */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_MANUAL_CONTROL, 100);
} else if (baudrate >= 115200) {
/* 20 Hz / 50 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_HIGHRES_IMU, 50);
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_RAW_IMU, 50);
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_ATTITUDE, 50);
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_NAMED_VALUE_FLOAT, 50);
/* 5 Hz / 200 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_SERVO_OUTPUT_RAW, 200);
/* 5 Hz / 200 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_GPS_RAW_INT, 200);
/* 2 Hz */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_MANUAL_CONTROL, 500);
} else if (baudrate >= 57600) {
/* 10 Hz / 100 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_RAW_IMU, 300);
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_HIGHRES_IMU, 300);
/* 10 Hz / 100 ms ATTITUDE */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_ATTITUDE, 200);
/* 5 Hz / 200 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_NAMED_VALUE_FLOAT, 200);
/* 5 Hz / 200 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_SERVO_OUTPUT_RAW, 500);
/* 2 Hz */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_MANUAL_CONTROL, 500);
/* 2 Hz */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_GPS_RAW_INT, 500);
} else {
/* very low baud rate, limit to 1 Hz / 1000 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_RAW_IMU, 1000);
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_ATTITUDE, 1000);
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_HIGHRES_IMU, 1000);
/* 1 Hz / 1000 ms */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_NAMED_VALUE_FLOAT, 1000);
/* 0.5 Hz */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_SERVO_OUTPUT_RAW, 2000);
/* 0.1 Hz */
set_mavlink_interval_limit(&mavlink_subs, MAVLINK_MSG_ID_MANUAL_CONTROL, 10000);
}
thread_running = true;
/* arm counter to go off immediately */
unsigned lowspeed_counter = 10;
while (!thread_should_exit) {
/* 1 Hz */
if (lowspeed_counter == 10) {
mavlink_update_system();
/* translate the current system state to mavlink state and mode */
uint8_t mavlink_state = 0;
uint8_t mavlink_mode = 0;
get_mavlink_mode_and_state(&mavlink_state, &mavlink_mode);
/* send heartbeat */
mavlink_msg_heartbeat_send(chan, mavlink_system.type, MAV_AUTOPILOT_PX4, mavlink_mode, v_status.state_machine, mavlink_state);
/* switch HIL mode if required */
set_hil_on_off(v_status.flag_hil_enabled);
/* send status (values already copied in the section above) */
mavlink_msg_sys_status_send(chan,
v_status.onboard_control_sensors_present,
v_status.onboard_control_sensors_enabled,
v_status.onboard_control_sensors_health,
v_status.load,
v_status.voltage_battery * 1000.0f,
v_status.current_battery * 1000.0f,
v_status.battery_remaining,
v_status.drop_rate_comm,
v_status.errors_comm,
v_status.errors_count1,
v_status.errors_count2,
v_status.errors_count3,
v_status.errors_count4);
lowspeed_counter = 0;
}
lowspeed_counter++;
/* sleep quarter the time */
usleep(25000);
/* check if waypoint has been reached against the last positions */
mavlink_waypoint_eventloop(mavlink_missionlib_get_system_timestamp(), &global_pos, &local_pos);
/* sleep quarter the time */
usleep(25000);
/* send parameters at 20 Hz (if queued for sending) */
mavlink_pm_queued_send();
/* sleep quarter the time */
usleep(25000);
if (baudrate > 57600) {
mavlink_pm_queued_send();
}
/* sleep 10 ms */
usleep(10000);
/* send one string at 10 Hz */
if (!mavlink_logbuffer_is_empty(&lb)) {
struct mavlink_logmessage msg;
int lb_ret = mavlink_logbuffer_read(&lb, &msg);
if (lb_ret == OK) {
mavlink_missionlib_send_gcs_string(msg.text);
}
}
/* sleep 15 ms */
usleep(15000);
}
/* wait for threads to complete */
pthread_join(receive_thread, NULL);
pthread_join(uorb_receive_thread, NULL);
/* Reset the UART flags to original state */
if (!usb_uart)
tcsetattr(uart, TCSANOW, &uart_config_original);
thread_running = false;
exit(0);
}
void mavlink_wpm_message_handler(const mavlink_message_t *msg, const struct vehicle_global_position_s *global_pos , struct vehicle_local_position_s *local_pos)
{
uint64_t now = mavlink_missionlib_get_system_timestamp();
switch (msg->msgid) {
case MAVLINK_MSG_ID_MISSION_ACK: {
mavlink_mission_ack_t wpa;
mavlink_msg_mission_ack_decode(msg, &wpa);
if ((msg->sysid == wpm->current_partner_sysid && msg->compid == wpm->current_partner_compid) && (wpa.target_system == mavlink_system.sysid /*&& wpa.target_component == mavlink_wpm_comp_id*/)) {
wpm->timestamp_lastaction = now;
if (wpm->current_state == MAVLINK_WPM_STATE_SENDLIST || wpm->current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS) {
if (wpm->current_wp_id == wpm->size - 1) {
mavlink_missionlib_send_gcs_string("Got last WP ACK state -> IDLE");
wpm->current_state = MAVLINK_WPM_STATE_IDLE;
wpm->current_wp_id = 0;
}
}
} else {
mavlink_missionlib_send_gcs_string("REJ. WP CMD: curr partner id mismatch");
}
break;
}
case MAVLINK_MSG_ID_MISSION_SET_CURRENT: {
mavlink_mission_set_current_t wpc;
mavlink_msg_mission_set_current_decode(msg, &wpc);
if (wpc.target_system == mavlink_system.sysid /*&& wpc.target_component == mavlink_wpm_comp_id*/) {
wpm->timestamp_lastaction = now;
if (wpm->current_state == MAVLINK_WPM_STATE_IDLE) {
if (wpc.seq < wpm->size) {
// if (verbose) // printf("Received MAVLINK_MSG_ID_MISSION_ITEM_SET_CURRENT\n");
wpm->current_active_wp_id = wpc.seq;
uint32_t i;
for (i = 0; i < wpm->size; i++) {
if (i == wpm->current_active_wp_id) {
wpm->waypoints[i].current = true;
} else {
wpm->waypoints[i].current = false;
}
}
mavlink_missionlib_send_gcs_string("NEW WP SET");
wpm->yaw_reached = false;
wpm->pos_reached = false;
mavlink_wpm_send_waypoint_current(wpm->current_active_wp_id);
mavlink_wpm_send_setpoint(wpm->current_active_wp_id);
wpm->timestamp_firstinside_orbit = 0;
} else {
mavlink_missionlib_send_gcs_string("IGN WP CURR CMD: Not in list");
}
} else {
mavlink_missionlib_send_gcs_string("IGN WP CURR CMD: Busy");
}
} else {
mavlink_missionlib_send_gcs_string("REJ. WP CMD: target id mismatch");
}
break;
}
case MAVLINK_MSG_ID_MISSION_REQUEST_LIST: {
mavlink_mission_request_list_t wprl;
mavlink_msg_mission_request_list_decode(msg, &wprl);
if (wprl.target_system == mavlink_system.sysid /*&& wprl.target_component == mavlink_wpm_comp_id*/) {
wpm->timestamp_lastaction = now;
if (wpm->current_state == MAVLINK_WPM_STATE_IDLE || wpm->current_state == MAVLINK_WPM_STATE_SENDLIST) {
if (wpm->size > 0) {
//if (verbose && wpm->current_state == MAVLINK_WPM_STATE_IDLE) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST_LIST from %u changing state to MAVLINK_WPM_STATE_SENDLIST\n", msg->sysid);
// if (verbose && wpm->current_state == MAVLINK_WPM_STATE_SENDLIST) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST_LIST again from %u staying in state MAVLINK_WPM_STATE_SENDLIST\n", msg->sysid);
wpm->current_state = MAVLINK_WPM_STATE_SENDLIST;
wpm->current_wp_id = 0;
wpm->current_partner_sysid = msg->sysid;
wpm->current_partner_compid = msg->compid;
} else {
// if (verbose) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST_LIST from %u but have no waypoints, staying in \n", msg->sysid);
}
wpm->current_count = wpm->size;
mavlink_wpm_send_waypoint_count(msg->sysid, msg->compid, wpm->current_count);
} else {
// if (verbose) // printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST_LIST because i'm doing something else already (state=%i).\n", wpm->current_state);
}
} else {
// if (verbose) // printf("IGNORED WAYPOINT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT MISMATCH\n");
}
break;
}
case MAVLINK_MSG_ID_MISSION_REQUEST: {
mavlink_mission_request_t wpr;
mavlink_msg_mission_request_decode(msg, &wpr);
if (msg->sysid == wpm->current_partner_sysid && msg->compid == wpm->current_partner_compid && wpr.target_system == mavlink_system.sysid /*&& wpr.target_component == mavlink_wpm_comp_id*/) {
wpm->timestamp_lastaction = now;
//ensure that we are in the correct state and that the first request has id 0 and the following requests have either the last id (re-send last waypoint) or last_id+1 (next waypoint)
if ((wpm->current_state == MAVLINK_WPM_STATE_SENDLIST && wpr.seq == 0) || (wpm->current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS && (wpr.seq == wpm->current_wp_id || wpr.seq == wpm->current_wp_id + 1) && wpr.seq < wpm->size)) {
if (wpm->current_state == MAVLINK_WPM_STATE_SENDLIST) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("GOT WP REQ, state -> SEND");
#else
if (MAVLINK_WPM_VERBOSE) printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST of waypoint %u from %u changing state to MAVLINK_WPM_STATE_SENDLIST_SENDWPS\n", wpr.seq, msg->sysid);
#endif
}
if (wpm->current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS && wpr.seq == wpm->current_wp_id + 1) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("GOT 2nd WP REQ");
#else
if (MAVLINK_WPM_VERBOSE) printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST of waypoint %u from %u staying in state MAVLINK_WPM_STATE_SENDLIST_SENDWPS\n", wpr.seq, msg->sysid);
#endif
}
if (wpm->current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS && wpr.seq == wpm->current_wp_id) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("GOT 2nd WP REQ");
#else
if (MAVLINK_WPM_VERBOSE) printf("Got MAVLINK_MSG_ID_MISSION_ITEM_REQUEST of waypoint %u (again) from %u staying in state MAVLINK_WPM_STATE_SENDLIST_SENDWPS\n", wpr.seq, msg->sysid);
#endif
}
wpm->current_state = MAVLINK_WPM_STATE_SENDLIST_SENDWPS;
wpm->current_wp_id = wpr.seq;
mavlink_wpm_send_waypoint(wpm->current_partner_sysid, wpm->current_partner_compid, wpr.seq);
} else {
// if (verbose)
{
if (!(wpm->current_state == MAVLINK_WPM_STATE_SENDLIST || wpm->current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS)) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because i'm doing something else already (state=%i).\n", wpm->current_state);
#endif
break;
} else if (wpm->current_state == MAVLINK_WPM_STATE_SENDLIST) {
if (wpr.seq != 0) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: First id != 0");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because the first requested waypoint ID (%u) was not 0.\n", wpr.seq);
#endif
}
} else if (wpm->current_state == MAVLINK_WPM_STATE_SENDLIST_SENDWPS) {
if (wpr.seq != wpm->current_wp_id && wpr.seq != wpm->current_wp_id + 1) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Req. WP was unexpected");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because the requested waypoint ID (%u) was not the expected (%u or %u).\n", wpr.seq, wpm->current_wp_id, wpm->current_wp_id + 1);
#endif
} else if (wpr.seq >= wpm->size) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Req. WP not in list");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST because the requested waypoint ID (%u) was out of bounds.\n", wpr.seq);
#endif
}
} else {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: ?");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST - FIXME: missed error description\n");
#endif
}
}
}
} else {
//we we're target but already communicating with someone else
if ((wpr.target_system == mavlink_system.sysid /*&& wpr.target_component == mavlink_wpm_comp_id*/) && !(msg->sysid == wpm->current_partner_sysid && msg->compid == wpm->current_partner_compid)) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_REQUEST from ID %u because i'm already talking to ID %u.\n", msg->sysid, wpm->current_partner_sysid);
#endif
} else {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: target id mismatch");
#else
if (MAVLINK_WPM_VERBOSE) printf("IGNORED WAYPOINT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT OR COMM PARTNER ID MISMATCH\n");
#endif
}
}
break;
}
case MAVLINK_MSG_ID_MISSION_COUNT: {
mavlink_mission_count_t wpc;
mavlink_msg_mission_count_decode(msg, &wpc);
if (wpc.target_system == mavlink_system.sysid/* && wpc.target_component == mavlink_wpm_comp_id*/) {
wpm->timestamp_lastaction = now;
if (wpm->current_state == MAVLINK_WPM_STATE_IDLE || (wpm->current_state == MAVLINK_WPM_STATE_GETLIST && wpm->current_wp_id == 0)) {
// printf("wpc count in: %d\n",wpc.count);
// printf("Comp id: %d\n",msg->compid);
// printf("Current partner sysid: %d\n",wpm->current_partner_sysid);
if (wpc.count > 0) {
if (wpm->current_state == MAVLINK_WPM_STATE_IDLE) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("WP CMD OK: state -> GETLIST");
#else
if (MAVLINK_WPM_VERBOSE) printf("Got MAVLINK_MSG_ID_MISSION_ITEM_COUNT (%u) from %u changing state to MAVLINK_WPM_STATE_GETLIST\n", wpc.count, msg->sysid);
#endif
}
if (wpm->current_state == MAVLINK_WPM_STATE_GETLIST) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("WP CMD OK AGAIN");
#else
if (MAVLINK_WPM_VERBOSE) printf("Got MAVLINK_MSG_ID_MISSION_ITEM_COUNT (%u) again from %u\n", wpc.count, msg->sysid);
#endif
}
wpm->current_state = MAVLINK_WPM_STATE_GETLIST;
wpm->current_wp_id = 0;
wpm->current_partner_sysid = msg->sysid;
wpm->current_partner_compid = msg->compid;
wpm->current_count = wpc.count;
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("CLR RCV BUF: READY");
#else
if (MAVLINK_WPM_VERBOSE) printf("clearing receive buffer and readying for receiving waypoints\n");
#endif
wpm->rcv_size = 0;
//while(waypoints_receive_buffer->size() > 0)
// {
// delete waypoints_receive_buffer->back();
// waypoints_receive_buffer->pop_back();
// }
mavlink_wpm_send_waypoint_request(wpm->current_partner_sysid, wpm->current_partner_compid, wpm->current_wp_id);
} else if (wpc.count == 0) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("COUNT 0");
#else
if (MAVLINK_WPM_VERBOSE) printf("got waypoint count of 0, clearing waypoint list and staying in state MAVLINK_WPM_STATE_IDLE\n");
#endif
wpm->rcv_size = 0;
//while(waypoints_receive_buffer->size() > 0)
// {
// delete waypoints->back();
// waypoints->pop_back();
// }
wpm->current_active_wp_id = -1;
wpm->yaw_reached = false;
wpm->pos_reached = false;
break;
} else {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("IGN WP CMD");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignoring MAVLINK_MSG_ID_MISSION_ITEM_COUNT from %u with count of %u\n", msg->sysid, wpc.count);
#endif
}
} else {
if (!(wpm->current_state == MAVLINK_WPM_STATE_IDLE || wpm->current_state == MAVLINK_WPM_STATE_GETLIST)) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_COUNT because i'm doing something else already (state=%i).\n", wpm->current_state);
#endif
} else if (wpm->current_state == MAVLINK_WPM_STATE_GETLIST && wpm->current_wp_id != 0) {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: Busy");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_COUNT because i'm already receiving waypoint %u.\n", wpm->current_wp_id);
#endif
} else {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: ?");
#else
if (MAVLINK_WPM_VERBOSE) printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_COUNT - FIXME: missed error description\n");
#endif
}
}
} else {
#ifdef MAVLINK_WPM_NO_PRINTF
mavlink_missionlib_send_gcs_string("REJ. WP CMD: target id mismatch");
#else
if (MAVLINK_WPM_VERBOSE) printf("IGNORED WAYPOINT COMMAND BECAUSE TARGET SYSTEM AND COMPONENT OR COMM PARTNER ID MISMATCH\n");
#endif
}
}
break;
case MAVLINK_MSG_ID_MISSION_ITEM: {
mavlink_mission_item_t wp;
mavlink_msg_mission_item_decode(msg, &wp);
mavlink_missionlib_send_gcs_string("GOT WP");
// printf("sysid=%d, current_partner_sysid=%d\n", msg->sysid, wpm->current_partner_sysid);
// printf("compid=%d, current_partner_compid=%d\n", msg->compid, wpm->current_partner_compid);
// if((msg->sysid == wpm->current_partner_sysid && msg->compid == wpm->current_partner_compid) && (wp.target_system == mavlink_system.sysid /*&& wp.target_component == mavlink_wpm_comp_id*/))
if (wp.target_system == mavlink_system.sysid && wp.target_component == mavlink_wpm_comp_id) {
wpm->timestamp_lastaction = now;
// printf("wpm->current_state=%u, wp.seq = %d, wpm->current_wp_id=%d\n", wpm->current_state, wp.seq, wpm->current_wp_id);
// wpm->current_state = MAVLINK_WPM_STATE_GETLIST;//removeme debug XXX TODO
//ensure that we are in the correct state and that the first waypoint has id 0 and the following waypoints have the correct ids
if ((wpm->current_state == MAVLINK_WPM_STATE_GETLIST && wp.seq == 0) || (wpm->current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS && wp.seq == wpm->current_wp_id && wp.seq < wpm->current_count)) {
//mavlink_missionlib_send_gcs_string("DEBUG 2");
// if (verbose && wpm->current_state == MAVLINK_WPM_STATE_GETLIST) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM %u from %u changing state to MAVLINK_WPM_STATE_GETLIST_GETWPS\n", wp.seq, msg->sysid);
// if (verbose && wpm->current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS && wp.seq == wpm->current_wp_id) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM %u from %u\n", wp.seq, msg->sysid);
// if (verbose && wpm->current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS && wp.seq-1 == wpm->current_wp_id) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM %u (again) from %u\n", wp.seq, msg->sysid);
//
wpm->current_state = MAVLINK_WPM_STATE_GETLIST_GETWPS;
mavlink_mission_item_t *newwp = &(wpm->rcv_waypoints[wp.seq]);
memcpy(newwp, &wp, sizeof(mavlink_mission_item_t));
// printf("WP seq: %d\n",wp.seq);
wpm->current_wp_id = wp.seq + 1;
// if (verbose) // printf ("Added new waypoint to list. X= %f\t Y= %f\t Z= %f\t Yaw= %f\n", newwp->x, newwp->y, newwp->z, newwp->param4);
// printf ("Added new waypoint to list. X= %f\t Y= %f\t Z= %f\t Yaw= %f\n", newwp->x, newwp->y, newwp->z, newwp->param4);
// printf ("wpm->current_wp_id =%d, wpm->current_count=%d\n\n", wpm->current_wp_id, wpm->current_count);
if (wpm->current_wp_id == wpm->current_count && wpm->current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS) {
mavlink_missionlib_send_gcs_string("GOT ALL WPS");
// if (verbose) // printf("Got all %u waypoints, changing state to MAVLINK_WPM_STATE_IDLE\n", wpm->current_count);
mavlink_wpm_send_waypoint_ack(wpm->current_partner_sysid, wpm->current_partner_compid, 0);
if (wpm->current_active_wp_id > wpm->rcv_size - 1) {
wpm->current_active_wp_id = wpm->rcv_size - 1;
}
// switch the waypoints list
// FIXME CHECK!!!
uint32_t i;
for (i = 0; i < wpm->current_count; ++i) {
wpm->waypoints[i] = wpm->rcv_waypoints[i];
}
wpm->size = wpm->current_count;
//get the new current waypoint
for (i = 0; i < wpm->size; i++) {
if (wpm->waypoints[i].current == 1) {
wpm->current_active_wp_id = i;
//// if (verbose) // printf("New current waypoint %u\n", current_active_wp_id);
wpm->yaw_reached = false;
wpm->pos_reached = false;
mavlink_wpm_send_waypoint_current(wpm->current_active_wp_id);
mavlink_wpm_send_setpoint(wpm->current_active_wp_id);
wpm->timestamp_firstinside_orbit = 0;
break;
}
}
if (i == wpm->size) {
wpm->current_active_wp_id = -1;
wpm->yaw_reached = false;
wpm->pos_reached = false;
wpm->timestamp_firstinside_orbit = 0;
}
wpm->current_state = MAVLINK_WPM_STATE_IDLE;
} else {
mavlink_wpm_send_waypoint_request(wpm->current_partner_sysid, wpm->current_partner_compid, wpm->current_wp_id);
}
} else {
if (wpm->current_state == MAVLINK_WPM_STATE_IDLE) {
//we're done receiving waypoints, answer with ack.
mavlink_wpm_send_waypoint_ack(wpm->current_partner_sysid, wpm->current_partner_compid, 0);
printf("Received MAVLINK_MSG_ID_MISSION_ITEM while state=MAVLINK_WPM_STATE_IDLE, answered with WAYPOINT_ACK.\n");
}
// if (verbose)
{
if (!(wpm->current_state == MAVLINK_WPM_STATE_GETLIST || wpm->current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS)) {
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u because i'm doing something else already (state=%i).\n", wp.seq, wpm->current_state);
break;
} else if (wpm->current_state == MAVLINK_WPM_STATE_GETLIST) {
if (!(wp.seq == 0)) {
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM because the first waypoint ID (%u) was not 0.\n", wp.seq);
} else {
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u - FIXME: missed error description\n", wp.seq);
}
} else if (wpm->current_state == MAVLINK_WPM_STATE_GETLIST_GETWPS) {
if (!(wp.seq == wpm->current_wp_id)) {
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM because the waypoint ID (%u) was not the expected %u.\n", wp.seq, wpm->current_wp_id);
mavlink_wpm_send_waypoint_request(wpm->current_partner_sysid, wpm->current_partner_compid, wpm->current_wp_id);
} else if (!(wp.seq < wpm->current_count)) {
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM because the waypoint ID (%u) was out of bounds.\n", wp.seq);
} else {
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u - FIXME: missed error description\n", wp.seq);
}
} else {
// printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u - FIXME: missed error description\n", wp.seq);
}
}
}
} else {
//we we're target but already communicating with someone else
if ((wp.target_system == mavlink_system.sysid /*&& wp.target_component == mavlink_wpm_comp_id*/) && !(msg->sysid == wpm->current_partner_sysid && msg->compid == wpm->current_partner_compid) && wpm->current_state != MAVLINK_WPM_STATE_IDLE) {
// if (verbose) // printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u from ID %u because i'm already talking to ID %u.\n", wp.seq, msg->sysid, wpm->current_partner_sysid);
} else if (wp.target_system == mavlink_system.sysid /* && wp.target_component == mavlink_wpm_comp_id*/) {
// if (verbose) // printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM %u from ID %u because i have no idea what to do with it\n", wp.seq, msg->sysid);
}
}
break;
}
case MAVLINK_MSG_ID_MISSION_CLEAR_ALL: {
mavlink_mission_clear_all_t wpca;
mavlink_msg_mission_clear_all_decode(msg, &wpca);
if (wpca.target_system == mavlink_system.sysid /*&& wpca.target_component == mavlink_wpm_comp_id */ && wpm->current_state == MAVLINK_WPM_STATE_IDLE) {
wpm->timestamp_lastaction = now;
// if (verbose) // printf("Got MAVLINK_MSG_ID_MISSION_ITEM_CLEAR_LIST from %u deleting all waypoints\n", msg->sysid);
// Delete all waypoints
wpm->size = 0;
wpm->current_active_wp_id = -1;
wpm->yaw_reached = false;
wpm->pos_reached = false;
} else if (wpca.target_system == mavlink_system.sysid /*&& wpca.target_component == mavlink_wpm_comp_id */ && wpm->current_state != MAVLINK_WPM_STATE_IDLE) {
// if (verbose) // printf("Ignored MAVLINK_MSG_ID_MISSION_ITEM_CLEAR_LIST from %u because i'm doing something else already (state=%i).\n", msg->sysid, wpm->current_state);
}
break;
}
default: {
// if (debug) // printf("Waypoint: received message of unknown type");
break;
}
}
check_waypoints_reached(now, global_pos, local_pos);
}
