static {
depthOnly.setDepthTest(true);
depthOnly.setDepthWrite(true);
depthOnly.setFaceCullMode(RenderState.FaceCullMode.Back);
depthOnly.setColorWrite(false);
additiveLight.setBlendMode(RenderState.BlendMode.AlphaAdditive);
additiveLight.setDepthWrite(false);
}