public void setWhitePoint(Vector3f whitePoint) {
        if (material != null) {
            material.setVector3("WhitePoint", whitePoint);
        }
        this.whitePoint = whitePoint;
    }
Set the scene white point.

@param whitePoint The intensity of the brightest part of the scene.
jme3-effects/src/main/java/com/jme3/post/filters/ToneMapFilter.java