/// <summary>
 /// Obtener el receptor más cercano
 /// </summary>
 /// <param name="tapReceivers"></param>
 /// <returns></returns>
 public ITapReceiver GetCloserObject(List <ITapReceiver> tapReceivers)
 {
     if (tapReceivers.Count > 0)
     {
         ITapReceiver closer         = tapReceivers[0];
         float        closerDistance = closer.GetGameObject().transform.position.z - InputController.Instance.mainCamera.transform.position.z;
         for (int i = 1; i < tapReceivers.Count; i++)
         {
             float distance = tapReceivers[i].GetGameObject().transform.position.z - InputController.Instance.mainCamera.transform.position.z;
             if (distance < closerDistance)
             {
                 closerDistance = distance;
                 closer         = tapReceivers[i];
             }
         }
         return(closer);
     }
     return(null);
 }