public GameObject PopPoolObject(FOOD_OBJECT_KEY _key)
    {
        if (objectPoolManager[_key].Count <= 0)
        {
            return(null);
        }

        objectPoolManager[_key].Peek().transform.parent = null;
        objectPoolManager[_key].Peek().SetActive(true);

        return(objectPoolManager[_key].Pop());
    }
    void Init_Pool(out Stack <GameObject> _stack, GameObject _prefab, int _count, FOOD_OBJECT_KEY _key)
    {
        GameObject temp;

        _stack = new Stack <GameObject>();
        objectPoolManager.Add(_key, _stack);

        for (int i = 0; i < _count; i++)
        {
            temp = Instantiate(_prefab);
            _stack.Push(temp);
            _stack.Peek().SetActive(false);
            _stack.Peek().transform.SetParent(this.gameObject.transform);
        }
    }
 public void PushPoolObject(FOOD_OBJECT_KEY _key, GameObject _obj)
 {
     pool_Carrot.Push(_obj);
     _obj.transform.SetParent(this.gameObject.transform);
 }