public void setForcedRenderState(RenderState forcedRenderState) {
        this.forcedRenderState = forcedRenderState;
    }
Sets the render state to use for all future objects.
This overrides the render state set on the material and instead
forces this render state to be applied for all future materials
rendered. Set to null to return to normal functionality.

@param forcedRenderState The forced render state to set, or null
    to return to normal
jme3-core/src/main/java/com/jme3/renderer/RenderManager.java