private void Update()
    {
        //If this feature is disable don't load/unload
        if (enableThisFeature == false) return;

        //if player is moving, dont load//unload
        if (Input.GetAxis("Horizontal") != 0 || Input.GetAxis("Vertical") != 0)
        {
            //do nothing when player is moving
            return;
        }

        DeactivateDistantTiles();
    }

private void DeactivateDistantTiles()
    {
        playerPosition = transform.position;
        playerPosition = cameraController.currentActiveCam.transform.position; //transform.position;

        checkPlayerPositionChangeing = playerPosition.z != playerLastPos.z || playerPosition.x != playerLastPos.x;

        if (checkPlayerPositionChangeing)
        {
            ABLoadUnloadLoopCall();
        }

        //playerLastPos = this.gameObject.transform.position;
        playerLastPos = cameraController.currentActiveCam.transform.position;



    }
    Vector3 tilePosition;
    float xDistance;
    float zDistance;
    public void ABLoadUnloadLoopCall()
    {

          //old
            //foreach (SingleABLoader tile in tiles)
            //{
            //    Debug.Log("ABLoadUnloadLoopCall 123");
            //    Vector3 tilePosition = tile.gameObject.transform.position + (tileSize / 2f);

            //    float xDistance = Mathf.Abs(tilePosition.x - playerPosition.x);
            //    float zDistance = Mathf.Abs(tilePosition.z - playerPosition.z);

            //    if (xDistance + zDistance > maxDistance)
            //    {
            //        /*If you don't want to destroy the object on unload then use below line otherwise use DestroyBundleObject with true pararmeter */
            //        //tile.DestroyBundleObject();
            //        tile.DestroyBundleObject(true);
            //    }
            //    else
            //    {
            //        tile.StartDownloadingAB();
            //    }

            //}
            //new
            for(int i = 0; i < tiles.Length; i++)
            {

                tilePosition = tiles[i].gameObject.transform.position + (tileSize / 2f);

                 xDistance = Mathf.Abs(tilePosition.x - playerPosition.x);
                 zDistance = Mathf.Abs(tilePosition.z - playerPosition.z);

                if (xDistance + zDistance > maxDistance)
                {

                    /*If you don't want to destroy the object on unload then use below line otherwise use DestroyBundleObject with true pararmeter */
                    //tiles[i].DestroyBundleObject();
                    tiles[i].DestroyBundleObject(true);

                }
                else
                {
                    tiles[i].StartDownloadingAB();
                }

            }


    }