@Override
    public void render(RenderManager rm, ViewPort vp) {
        if (!enabled)
            return;

        controlRender(rm, vp);
    }
To be implemented in subclass.

@param rm the RenderManager rendering the controlled Spatial (not null)
@param vp the ViewPort being rendered (not null)
jme3-core/src/main/java/com/jme3/scene/control/AbstractControl.java