public void OnEnter(Control_Enemy enemy)
    {
        this.myEnemy = enemy;
        rotation     = 0;
        player       = GameObject.FindGameObjectWithTag("Player").GetComponent <Player>();
        remaingTime  = timerAttack;

        myEnemy.SetLayerAnimation(1);
    }
 public void OnExit()
 {
     myEnemy.SetLayerAnimation(0);
 }