/// <summary>
/// On each module heartbeat, iterate over the list of queued spawns.
/// If enough time has elapsed and spawn table rules are met, spawn the object and remove it from the queue.
/// </summary>
public static void ProcessQueuedSpawns()
{
var now = DateTime.UtcNow;
for (var index = _queuedSpawns.Count - 1; index >= 0; index--)
{
var queuedSpawn = _queuedSpawns.ElementAt(index);
if (now > queuedSpawn.RespawnTime)
{
var detail = _spawns[queuedSpawn.SpawnDetailId];
var spawnedObject = SpawnObject(queuedSpawn.SpawnDetailId, detail);
// A valid spawn wasn't found because the spawn table didn't provide a resref.
// Either the table is configured wrong or the requirements for that specific table weren't met.
// In this case, we bump the next respawn time and move to the next queued respawn.
if (spawnedObject == OBJECT_INVALID)
{
queuedSpawn.RespawnTime = now.AddMinutes(detail.RespawnDelayMinutes);
continue;
}
var activeSpawn = new ActiveSpawn
{
SpawnDetailId = queuedSpawn.SpawnDetailId,
SpawnObject = spawnedObject
};
_activeSpawnsByArea[detail.Area].Add(activeSpawn);
RemoveQueuedSpawn(queuedSpawn);
}
}
}
private IEnumerator SpawnObjects()
{
while (true)
{
var def = Lifetime.Define(_levelComponent.Lifetime);
int index = 0;
var i = 0;
while (i++ < 3)
{
index = _random.Next(_factories.Count);
if (index != _lastSpawnIndex)
{
break;
}
_lastSpawnIndex = index;
}
var factory = _factories[index];
var spawn = factory.Pop();
spawn.transform.SetParent(_levelComponent.ActiveSpawnTransform);
var point = _spawnPoints[_random.Next(_spawnPoints.Count)];
spawn.transform.position = point;
_levelComponent.SpawnEffectController.Explosion(point);
var active = new ActiveSpawn
{
Spawn = spawn,
Lifetime = def,
Speed = _settings.SpawnSpeed,
Velocity = _settings.SpawnVelocity
};
_activeSpawns.Add(active);
def.Lifetime.AddAction(() =>
{
spawn.Hit = false;
factory.Push(spawn);
ToPool(spawn.transform);
_activeSpawns.Remove(active);
});
yield return(new WaitForSeconds(_settings.SpawnTime));
}
}
