public void ObjectPoolInit()
{
bullet_FourWay_Pool = gameObject.AddComponent<ItemPool>();
bullet_FourWay_Pool.CreateItemPool(bullet_FourWay_Prefab, fourWayNum);
bullet_Parabola_Pool = gameObject.AddComponent<ItemPool>();
bullet_Parabola_Pool.CreateItemPool(bullet_Parabola_Prefab, parabolaNum);
}