public virtual void OnCollisionEnter2D(Collision2D collision)
{
IDeletable deletable = collision.gameObject.GetComponent(typeof(IDeletable)) as IDeletable;
if (deletable != null)
{
bool deleted = deletable.Delete(parent);
if (deleted)
{
parent.Despawn();
}
}
else
{
parent.Despawn();
}
}