final Torus torusWithoutShadows = new Torus("torus", 32, 10, 15.0f, 20.0f);
torusWithoutShadows.setModelBound(new BoundingBox());
torusWithoutShadows.getSceneHints().setCastsShadows(false);
torusWithoutShadows.setTranslation(0, 50, -100);
occluders.attachChild(torusWithoutShadows);
final Torus torus = new Torus("torus", 64, 12, 10.0f, 15.0f);
torus.setModelBound(new BoundingBox());
occluders.attachChild(torus);
torus.addController(new SpatialController<Torus>() {