protected void processMove(Vector3 delta)
{
    crosshairPosition = new Rect(delta.x - crosshairTexture.width/2, Screen.height - (delta.y + crosshairTexture.height/2), crosshairTexture.width, crosshairTexture.height);
    var crosshairPositionVector = new Vector3(crosshairPosition.x, crosshairPosition.y);

    if (!crosshairMoveZone.Contains(crosshairPositionVector))
    {
        transform.localEulerAngles = new Vector3(crosshairPositionVector.y, rosshairPositionVector.x);
    }
}