public void Update(GameTime gameTime)
{
if (ActiveWave.IsDone)
{
if (WaveIndex >= WaveList.Count - 1)
{
if (Endless)
{
WaveIndex = 0;
}
else
{
State = MapState.Finished;
}
}
if (State != MapState.Finished)
{
if (WaveDelay > 0)
{
Timer = WaveDelay;
State = MapState.WaveDelay;
}
WaveIndex++;
ActiveWave = WaveList[WaveIndex];
if (NewWave != null)
{
NewWave(this, EventArgs.Empty);
}
}
}
else
{
if (Timer > 0)
{
Timer -= (float)gameTime.ElapsedGameTime.TotalSeconds * Session.singleton.Speed;
}
else
{
if (State == MapState.WaveDelay)
{
State = MapState.Active;
}
ActiveWave.Update(gameTime);
}
}
}
/// <summary>
/// Spawn an enemy object inside the bounds of the Collider that is
/// attached to This gameobject.
/// </summary>
/// <param name="toSpawn"> Override Wave's pool pick with user's prefered pool. </param>
public virtual IEnumerator Spawn(ObjectPool toSpawn = null, int numberOfSpawns = -1) {
toSpawn = (toSpawn == null) ? ActiveWave.PickRandomPool() : toSpawn;
numberOfSpawns = (numberOfSpawns == -1) ? ActiveWave.ObjectsPerSpawn : numberOfSpawns;
for (int i = 0; i < numberOfSpawns; i++) {
var spawned = toSpawn.SpawnAt(GetRandomPosition(_boxCollider.bounds));
if(spawned == null) { //happenes when there are no more available objects in to spawn in the pool
continue;
}
EMeteor meteor = spawned.GetComponent<EMeteor>();
if (meteor) {
meteor.SetDirection(GetPositionToMoveTowards());
}
float waitTime = Random.Range(2, 6) / 10.0f;
if (numberOfSpawns == 1) //Don't waste cicles on 1 object per spawn.
waitTime = 0.0f;
yield return new WaitForSeconds(waitTime);
}//for
}//Spawn
