public void renderQueue(Bucket bucket, RenderManager rm, Camera cam) {
        renderQueue(bucket, rm, cam, true);
    }
Adds a geometry to the given bucket.
The {@link RenderManager} automatically handles this task
when flattening the scene graph. The bucket to add
the geometry is determined by {@link Geometry#getQueueBucket() }.

@param g  The geometry to add
@param bucket The bucket to add to, usually 
{@link Geometry#getQueueBucket() }.
jme3-core/src/main/java/com/jme3/renderer/queue/RenderQueue.java