public void loadDarken() {
Material mat = new Material(app.assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
mat.setColor("Color", new ColorRGBA(0,0,0,0.5f));
mat.getAdditionalRenderState().setBlendMode(BlendMode.Alpha);
darkenFps = new Geometry("StatsDarken", new Quad(200, fpsText.getLineHeight()));
darkenFps.setMaterial(mat);
darkenFps.setLocalTranslation(0, 0, -1);
darkenFps.setCullHint(showFps && darkenBehind ? CullHint.Never : CullHint.Always);
guiNode.attachChild(darkenFps);
darkenStats = new Geometry("StatsDarken", new Quad(200, statsView.getHeight()));
darkenStats.setMaterial(mat);
darkenStats.setLocalTranslation(0, fpsText.getHeight(), -1);
darkenStats.setCullHint(showStats && darkenBehind ? CullHint.Never : CullHint.Always);
guiNode.attachChild(darkenStats);
}