private void configureEntity(ECSEntity entity, ECSEntityPool pool, bool isNew)
{
if (entity == null)
{
throw new ArgumentNullException("entity");
}
if (isNew)
{
var components = entity.GetComponents();
for (int i = 0; i < components.Length; ++i)
{
components[i].Entity = entity;
}
entity.Id = _entities.Count;
entity.Pool = pool;
_entities.Add(entity);
}
else
{
entity.Id = reverseEntityId(entity.Id);
}
this.debugVerifyEntityId(entity);
if (_isIterating)
{
_entitiesCreatedDuringIteration.Add(entity);
}
else
{
this.insertComponentsOfEntity(entity);
}
entity.gameObject.SendMessage("Acquire", null, SendMessageOptions.DontRequireReceiver);
}
public ECSEntity Acquire(GameObject prefab, Transform parent)
{
if (prefab == null)
{
throw new ArgumentNullException();
}
var prefabEntity = (ECSEntity)prefab.GetComponent(typeof(ECSEntity));
if (prefabEntity == null)
{
prefabEntity = (ECSEntity)prefab.AddComponent(typeof(ECSEntity));
prefabEntity.Id = int.MinValue;
}
if (prefabEntity.Pool == null)
{
prefabEntity.Pool = ECSEntityPool.Create(prefab);
}
bool isNew;
GameObject prefabCopy = prefabEntity.Pool.Acquire(parent, out isNew);
ECSEntity entity = (ECSEntity)prefabCopy.GetComponent(typeof(ECSEntity));
if (entity == null)
{
throw new InvalidOperationException("Internal Error: Clone of entity prefab doesn't have an ECSEntity component");
}
if (entity.IdIsValid)
{
throw new InvalidOperationException("Internal Error: Entity acquired from pool with valid ID. Possibly acquired an existing object.");
}
this.configureEntity(entity, prefabEntity.Pool, isNew);
return(entity);
}