private void OnCollisionEnter2D(Collision2D collision)
 {
     if (collision.gameObject.tag == "Platform")
     {
         shootController.DestroyBullet(this.gameObject);
     }
     else if (collision.gameObject.tag == "Enemy")
     {
         shootController.DestroyEnemy(this.gameObject, collision.gameObject);
         //Destroy(collision.gameObject);
     }
     else if (collision.gameObject.tag == "EnemyBullet")
     {
         shootController.DestroyBullet(this.gameObject);
         collision.gameObject.GetComponent <EnemyBulletController>().Die();
     }
     else if (collision.gameObject.tag == "Ball")
     {
         shootController.Win();
         Debug.Log("You win");
     }
 }