void Awake()
 {
     _instance = this;
     time      = 0; nexttime = 0; roundIndex = 0; countIndex = 0;
     DiskProductor ini = DiskProductor.Instance(); //初始化碟子工厂
 }
 void CreateDisk()
 {
     Vector3    _position = lunchPosition.position + new Vector3(Random.Range(-2, 2), Random.Range(-2, 2), Random.Range(-2, 2));
     Vector3    _velocity = new Vector3(-1f, Random.Range(-0.125f, 0.125f), 0);
     GameObject obj       = DiskProductor.Instance().Create(_position, _velocity, 15f);
 }
 public void DestroyItSelf()
 {
     DiskProductor.Instance().Return(poolIndex);
 }