sphereBase.getSceneHints().setDataMode(DataMode.Arrays);
// run this in the opengl thread
GameTaskQueueManager.getManager(_canvas.getCanvasRenderer().getRenderContext()).render(
new Callable<Void>() {
public Void call() throws Exception {
final DeleteVBOsVisitor viz = new DeleteVBOsVisitor(_canvas.getCanvasRenderer()
.getRenderer());
sphereBase.acceptVisitor(viz, false);
return null;
}
});