bool
Element::Update(SimObject* obj)
{
// false alarm, keep watching:
if (obj->Life() != 0) {
::Print("Element (%s) false update on (%s) life = %f\n", Name().data(), obj->Name(), obj->Life());
return false;
}
Ship* s = (Ship*) obj;
ships.remove(s);
if (ships.isEmpty())
respawns = s->RespawnCount();
return SimObserver::Update(obj);
}
bool
Element::IsFinished() const
{
bool finished = false;
if (launch_time > 0 && respawns < 1) {
finished = true;
if (ships.size() > 0) {
for (int i = 0; i < ships.size() && finished; i++) {
Ship* s = ships[i];
if (s->RespawnCount() > 0 ||
s->MissionClock() == 0 ||
s->Life() && !s->GetInbound())
finished = false;
}
}
}
return finished;
}
bool
MissionEvent::CheckTrigger()
{
Sim* sim = Sim::GetSim();
if (time > 0 && time > sim->MissionClock())
return false;
switch (trigger) {
case TRIGGER_TIME: {
if (time <= sim->MissionClock())
Activate();
}
break;
case TRIGGER_DAMAGE: {
Ship* ship = sim->FindShip(trigger_ship);
if (ship) {
double damage = 100.0 * (ship->Design()->integrity - ship->Integrity()) /
(ship->Design()->integrity);
if (damage >= trigger_param[0])
Activate();
}
}
break;
case TRIGGER_DETECT: {
Ship* ship = sim->FindShip(trigger_ship);
Ship* tgt = sim->FindShip(trigger_target);
if (ship && tgt) {
if (ship->FindContact(tgt))
Activate();
}
else {
Skip();
}
}
break;
case TRIGGER_RANGE: {
Ship* ship = sim->FindShip(trigger_ship);
Ship* tgt = sim->FindShip(trigger_target);
if (ship && tgt) {
double range = (ship->Location() - tgt->Location()).length();
double min_range = 0;
double max_range = 1e12;
if (trigger_param[0] > 0)
min_range = trigger_param[0];
else
max_range = -trigger_param[0];
if (range < min_range || range > max_range)
Activate();
}
else {
Skip();
}
}
break;
case TRIGGER_SHIPS_LEFT: {
int alive = 0;
int count = 0;
int iff = -1;
int nparams = NumTriggerParams();
if (nparams > 0) count = TriggerParam(0);
if (nparams > 1) iff = TriggerParam(1);
ListIter<SimRegion> iter = sim->GetRegions();
while (++iter) {
SimRegion* rgn = iter.value();
ListIter<Ship> s_iter = rgn->Ships();
while (++s_iter) {
Ship* ship = s_iter.value();
if (ship->Type() >= Ship::STATION)
continue;
if (ship->Life() == 0 && ship->RespawnCount() < 1)
continue;
if (iff < 0 || ship->GetIFF() == iff)
alive++;
}
}
if (alive <= count)
Activate();
}
break;
case TRIGGER_EVENT_ALL: {
bool all = true;
int nparams = NumTriggerParams();
for (int i = 0; all && i < nparams; i++) {
int trigger_id = TriggerParam(i);
ListIter<MissionEvent> iter = sim->GetEvents();
while (++iter) {
MissionEvent* e = iter.value();
if (e->EventID() == trigger_id) {
if (e->Status() != COMPLETE)
all = false;
break;
}
else if (e->EventID() == -trigger_id) {
if (e->Status() == COMPLETE)
all = false;
break;
}
}
}
if (all)
Activate();
}
break;
case TRIGGER_EVENT_ANY: {
bool any = false;
int nparams = NumTriggerParams();
for (int i = 0; !any && i < nparams; i++) {
int trigger_id = TriggerParam(i);
ListIter<MissionEvent> iter = sim->GetEvents();
while (++iter) {
MissionEvent* e = iter.value();
if (e->EventID() == trigger_id) {
if (e->Status() == COMPLETE)
any = true;
break;
}
}
}
if (any)
Activate();
}
break;
}
return status == ACTIVE;
}
