@Override
    public Camera getCamera() {
        if( isInVR() && viewManager != null && viewManager.getLeftCamera() != null ) {
            return dummyCam;
        }
        return cam;
    }
we do NOT want to get and modify the distortion scene camera, so
        return the left viewport camera instead if we are in VR mode
jme3-vr/src/main/java/com/jme3/app/VRApplication.java