protected virtual void ReplaceEntities()
{
// Remove Entities marked as destroyed from the Universe
reference.entities.RemoveWhere(
e => e is IDestroyable && (e as IDestroyable).Destroy
);
ICollection <IEntity> current = reference.entities;
if (lastEntities != current || lastCount != current.Count)
{
manager.GenerateEntities(this, current);
lastEntities = current;
lastCount = current.Count;
}
}
