void FixedUpdate()
    {
        Vector3 fwd = transform.TransformDirection(Vector3.forward);

        /*if (Physics.Raycast(transform.position, fwd, out hitInfo, 10))
         * {
         *  GameObject hitObject = hitInfo.collider.gameObject;
         *  if (hitObject != previousObj)
         *  {
         *      duration = 0.0f;
         *      previousObj = hitObject;
         *  }
         *  else
         *  {
         *      duration += Time.deltaTime;
         *      if (duration > 2.0f)
         *      {
         *          if (hitObject.name == "Brick(Clone)")
         *          {
         *              Vector3 forward = transform.TransformDirection(Vector3.forward);
         *              GameObject newball = Instantiate(ball, Camera.GetComponent<Transform>().localPosition, Camera.GetComponent<Transform>().rotation).gameObject;
         *              newball.GetComponent<Rigidbody>().velocity = 30.0f * forward;
         *          }
         *          else if (hitObject.name == "ground")
         *          {
         *              Camera.transform.position = new Vector3(hitInfo.point.x, Camera.transform.position.y, hitInfo.point.z);
         *          }
         *          else if (hitObject.name == "Reset")
         *          {
         *              Camera.transform.position = new Vector3(0.0f, 0.5f, 0.0f);
         *              foreach (Transform child in tower)
         *              {
         *                  Destroy(child.gameObject);
         *              }
         *              rebuild = true;
         *          }
         *          duration = 0.0f;
         *      }
         *  }
         * }
         * //else
         * {
         *  duration = 0.0f;
         * }*/
        if (Physics.Raycast(Camera.transform.position, Camera.transform.forward, out hitInfo, 10))
        {
            Collider collider = hitInfo.collider;
            if (collider != LookingObj)
            {
                if (LookingObj != null)
                {
                    var particle = LookingObj.GetComponent <ParticleSystem>();
                    if (particle != null)
                    {
                        particle.Stop();
                    }
                    if (LookingObj.name == "Brick(Clone)")
                    {
                        LookingObj.gameObject.GetComponent <MeshRenderer>().material.mainTexture = brickTex;
                    }
                }
                LookingObj = collider;
                if (LookingObj.name == "Brick(Clone)")
                {
                    LookingObj.gameObject.GetComponent <MeshRenderer>().material.mainTexture = ballTex;
                }
                Bar.Reset();
            }
            else
            {
                Bar.IncreastTime(Time.deltaTime);
            }
        }
        else
        {
            if (LookingObj != null)
            {
                var particle = LookingObj.GetComponent <ParticleSystem>();
                if (particle != null)
                {
                    particle.Stop();
                }
                if (LookingObj.name == "Brick(Clone)")
                {
                    LookingObj.gameObject.GetComponent <MeshRenderer>().material.mainTexture = brickTex;
                }
            }
            Bar.Reset();
            if (Mathf.Abs(Camera.transform.forward.x) < 0.1 && (Mathf.Abs(Camera.transform.forward.z) < 0.1) && towerHasBeenTouched && test)
            {
                foreach (var brick in tower)
                {
                    Destroy(brick);
                }
                tower = new List <GameObject>();
                towerHasBeenTouched = false;
                needRebuild         = true;
            }
        }
    }