void SpawnDrop()
{
GameObject _obj = ObjectPoolManager.Spawn(pfDrop);
CreepDrop _creep = _obj.GetComponent <CreepDrop>();
_creep.Init(0);
}
IEnumerator SpawnDrop()
{
float _posX = Random.Range(Pos.spawnLeft, Pos.spawnRight);
lightTop.transform.position = new Vector3(_posX, lightTop.transform.position.y, lightTop.transform.position.z);
lightTop.SetActive(true);
yield return(new WaitForSeconds(1.0f));
lightTop.SetActive(false);
GameObject _obj = ObjectPoolManager.Spawn(pfDrop);
CreepDrop _creep = _obj.GetComponent <CreepDrop>();
_creep.Init(0);
_obj.transform.position = new Vector3(_posX, Pos.top);
}