static roamdm dm_create(roam rm)
{
roamdm dm;
/* recycle least recently used diamond from free list */
dm=rm->dm_free0;
if (!dm) {
/* to do: get all calling code to deal with out-of-mem failure */
/* return (roamdm)0; */
exit(1);
}
/* if not NEW, unlink from parents, otherwise set to not NEW */
if (dm->r_bound>=0.0f) {
dm->p[0]->k[dm->i[0]]=(roamdm)0; dm_unlock(dm->p[0]);
dm->p[1]->k[dm->i[1]]=(roamdm)0; dm_unlock(dm->p[1]);
dm->iq=IQMAX>>1;
}else dm->r_bound=0.0f;
void
Mission::on_inactive()
{
if (_inited) {
/* check if missions have changed so that feedback to ground station is given */
bool onboard_updated = false;
orb_check(_navigator->get_onboard_mission_sub(), &onboard_updated);
if (onboard_updated) {
update_onboard_mission();
}
bool offboard_updated = false;
orb_check(_navigator->get_offboard_mission_sub(), &offboard_updated);
if (offboard_updated) {
update_offboard_mission();
}
/* reset the current offboard mission if needed */
if (need_to_reset_mission(false)) {
reset_offboard_mission(_offboard_mission);
update_offboard_mission();
}
} else {
/* load missions from storage */
mission_s mission_state;
dm_lock(DM_KEY_MISSION_STATE);
/* read current state */
int read_res = dm_read(DM_KEY_MISSION_STATE, 0, &mission_state, sizeof(mission_s));
dm_unlock(DM_KEY_MISSION_STATE);
if (read_res == sizeof(mission_s)) {
_offboard_mission.dataman_id = mission_state.dataman_id;
_offboard_mission.count = mission_state.count;
_current_offboard_mission_index = mission_state.current_seq;
}
_inited = true;
}
check_mission_valid();
/* require takeoff after non-loiter or landing */
if (!_navigator->get_can_loiter_at_sp() || _navigator->get_land_detected()->landed) {
_need_takeoff = true;
/* Reset work item type to default if auto take-off has been paused or aborted,
and we landed in manual mode. */
if (_work_item_type == WORK_ITEM_TYPE_TAKEOFF) {
_work_item_type = WORK_ITEM_TYPE_DEFAULT;
}
}
}
void
Mission::reset_offboard_mission(struct mission_s &mission)
{
dm_lock(DM_KEY_MISSION_STATE);
if (dm_read(DM_KEY_MISSION_STATE, 0, &mission, sizeof(mission_s)) == sizeof(mission_s)) {
if (mission.dataman_id >= 0 && mission.dataman_id <= 1) {
/* set current item to 0 */
mission.current_seq = 0;
/* reset jump counters */
if (mission.count > 0) {
dm_item_t dm_current = DM_KEY_WAYPOINTS_OFFBOARD(mission.dataman_id);
for (unsigned index = 0; index < mission.count; index++) {
struct mission_item_s item;
const ssize_t len = sizeof(struct mission_item_s);
if (dm_read(dm_current, index, &item, len) != len) {
PX4_WARN("could not read mission item during reset");
break;
}
if (item.nav_cmd == NAV_CMD_DO_JUMP) {
item.do_jump_current_count = 0;
if (dm_write(dm_current, index, DM_PERSIST_POWER_ON_RESET,
&item, len) != len) {
PX4_WARN("could not save mission item during reset");
break;
}
}
}
}
} else {
mavlink_and_console_log_critical(_navigator->get_mavlink_log_pub(), "ERROR: could not read mission");
/* initialize mission state in dataman */
mission.dataman_id = 0;
mission.count = 0;
mission.current_seq = 0;
}
dm_write(DM_KEY_MISSION_STATE, 0, DM_PERSIST_POWER_ON_RESET, &mission, sizeof(mission_s));
}
dm_unlock(DM_KEY_MISSION_STATE);
}
void
Delivery::on_inactive()
{
////////////////////////////////////
if (_inited) {
/* check if missions have changed so that feedback to ground station is given */
bool onboard_updated = false;
orb_check(_navigator->get_onboard_mission_sub(), &onboard_updated);
if (onboard_updated) {
update_onboard_mission();
}
bool offboard_updated = false;
orb_check(_navigator->get_offboard_mission_sub(), &offboard_updated);
if (offboard_updated) {
update_offboard_mission();
}
} else {
/* load missions from storage */
mission_s mission_state;
dm_lock(DM_KEY_MISSION_STATE);
/* read current state */
int read_res = dm_read(DM_KEY_MISSION_STATE, 0, &mission_state, sizeof(mission_s));
dm_unlock(DM_KEY_MISSION_STATE);
if (read_res == sizeof(mission_s)) {
_offboard_mission.dataman_id = mission_state.dataman_id;
_offboard_mission.count = mission_state.count;
_current_offboard_mission_index = mission_state.current_seq;
}
_inited = true;
}
check_mission_valid();
/* reset RTL state only if setpoint moved */
if (!_navigator->get_can_loiter_at_sp()) {
_rtl_state = RTL_STATE_NONE;
}
}
void
Mission::save_offboard_mission_state()
{
mission_s mission_state;
/* lock MISSION_STATE item */
dm_lock(DM_KEY_MISSION_STATE);
/* read current state */
int read_res = dm_read(DM_KEY_MISSION_STATE, 0, &mission_state, sizeof(mission_s));
if (read_res == sizeof(mission_s)) {
/* data read successfully, check dataman ID and items count */
if (mission_state.dataman_id == _offboard_mission.dataman_id && mission_state.count == _offboard_mission.count) {
/* navigator may modify only sequence, write modified state only if it changed */
if (mission_state.current_seq != _current_offboard_mission_index) {
if (dm_write(DM_KEY_MISSION_STATE, 0, DM_PERSIST_POWER_ON_RESET, &mission_state,
sizeof(mission_s)) != sizeof(mission_s)) {
warnx("ERROR: can't save mission state");
mavlink_log_critical(_navigator->get_mavlink_log_pub(), "ERROR: can't save mission state");
}
}
}
} else {
/* invalid data, this must not happen and indicates error in offboard_mission publisher */
mission_state.dataman_id = _offboard_mission.dataman_id;
mission_state.count = _offboard_mission.count;
mission_state.current_seq = _current_offboard_mission_index;
warnx("ERROR: invalid mission state");
mavlink_log_critical(_navigator->get_mavlink_log_pub(), "ERROR: invalid mission state");
/* write modified state only if changed */
if (dm_write(DM_KEY_MISSION_STATE, 0, DM_PERSIST_POWER_ON_RESET, &mission_state,
sizeof(mission_s)) != sizeof(mission_s)) {
warnx("ERROR: can't save mission state");
mavlink_log_critical(_navigator->get_mavlink_log_pub(), "ERROR: can't save mission state");
}
}
/* unlock MISSION_STATE item */
dm_unlock(DM_KEY_MISSION_STATE);
}
void
Mission::on_inactive()
{
if (_inited) {
/* check if missions have changed so that feedback to ground station is given */
bool onboard_updated = false;
orb_check(_navigator->get_onboard_mission_sub(), &onboard_updated);
if (onboard_updated) {
update_onboard_mission();
}
bool offboard_updated = false;
orb_check(_navigator->get_offboard_mission_sub(), &offboard_updated);
if (offboard_updated) {
update_offboard_mission();
}
} else {
/* load missions from storage */
mission_s mission_state;
dm_lock(DM_KEY_MISSION_STATE);
/* read current state */
int read_res = dm_read(DM_KEY_MISSION_STATE, 0, &mission_state, sizeof(mission_s));
dm_unlock(DM_KEY_MISSION_STATE);
if (read_res == sizeof(mission_s)) {
_offboard_mission.dataman_id = mission_state.dataman_id;
_offboard_mission.count = mission_state.count;
_current_offboard_mission_index = mission_state.current_seq;
}
_inited = true;
}
check_mission_valid();
/* require takeoff after non-loiter or landing */
if (!_navigator->get_can_loiter_at_sp() || _navigator->get_vstatus()->condition_landed) {
_need_takeoff = true;
}
}
static void dm_split(roamdm dm)
{
int i,s;
roamdm k,p;
/* if already split, then skip */
if (dm->flags&ROAM_SPLIT) return;
/* split parents as needed recursively */
for (i=0;i<2;i++) {
p=dm->p[i];
dm_split(p);
/* if dm is p's first split kid, take p off of mergeq */
if (!(p->splitflags&SPLIT_K)) dm_enqueue(p,ROAM_UNQ,p->iq);
p->splitflags|=SPLIT_K0<<dm->i[i];
}
/* fetch kids, update cull/priority, and put on split queue */
for (i=0;i<4;i++) {
k=dm_fetchkid(dm,i);
dm_cull_update(k);
dm_priority_update(k);
/* kids of a freshly-split diamond go on splitq */
dm_enqueue(k,ROAM_SPLITQ,k->iq);
s=(k->p[1]==dm?1:0);
k->splitflags|=SPLIT_P0<<s;
dm_unlock(k);
dm_grabtri(k,s); /* put kid tris on draw list */
}
/* indicate diamond is split, update queueing, add to check list */
dm->flags|=ROAM_SPLIT;
dm_enqueue(dm,ROAM_MERGEQ,dm->iq); /* freshly-split dm goes on mergeq */
/* put any triangles back on free list */
dm_freetri(dm,0); dm_freetri(dm,1);
}
void
Mission::on_inactive()
{
/* We need to reset the mission cruising speed, otherwise the
* mission velocity which might have been set using mission items
* is used for missions such as RTL. */
_navigator->set_cruising_speed();
/* Without home a mission can't be valid yet anyway, let's wait. */
if (!_navigator->home_position_valid()) {
return;
}
if (_inited) {
/* check if missions have changed so that feedback to ground station is given */
bool onboard_updated = false;
orb_check(_navigator->get_onboard_mission_sub(), &onboard_updated);
if (onboard_updated) {
update_onboard_mission();
}
bool offboard_updated = false;
orb_check(_navigator->get_offboard_mission_sub(), &offboard_updated);
if (offboard_updated) {
update_offboard_mission();
}
/* reset the current offboard mission if needed */
if (need_to_reset_mission(false)) {
reset_offboard_mission(_offboard_mission);
update_offboard_mission();
}
} else {
/* load missions from storage */
mission_s mission_state;
dm_lock(DM_KEY_MISSION_STATE);
/* read current state */
int read_res = dm_read(DM_KEY_MISSION_STATE, 0, &mission_state, sizeof(mission_s));
dm_unlock(DM_KEY_MISSION_STATE);
if (read_res == sizeof(mission_s)) {
_offboard_mission.dataman_id = mission_state.dataman_id;
_offboard_mission.count = mission_state.count;
_current_offboard_mission_index = mission_state.current_seq;
}
/* On init let's check the mission, maybe there is already one available. */
check_mission_valid(false);
_inited = true;
}
/* require takeoff after non-loiter or landing */
if (!_navigator->get_can_loiter_at_sp() || _navigator->get_land_detected()->landed) {
_need_takeoff = true;
/* Reset work item type to default if auto take-off has been paused or aborted,
and we landed in manual mode. */
if (_work_item_type == WORK_ITEM_TYPE_TAKEOFF) {
_work_item_type = WORK_ITEM_TYPE_DEFAULT;
}
}
}