@Override
    protected void controlRender(RenderManager rm, ViewPort vp) {
        
    }
Enqueues a task/callable object to execute in the jME3
rendering thread.

@param <V> type of result returned by the Callable
@param callable the Callable to run
@return a new instance
jme3-core/src/main/java/com/jme3/scene/control/UpdateControl.java