public boolean isRenderBackFacesShadows() {
        return shadowRenderer.isRenderBackFacesShadows();
    }
Is this filter renders back faces shadows.
@return <code>true</code> if this filter renders back faces shadows and <code>false</code> otherwise.
jme3-vr/src/main/java/com/jme3/shadow/AbstractShadowFilterVR.java