public Vector3f toScaleVector() {
        Vector3f result = new Vector3f();
        this.toScaleVector(result);
        return result;
    }
Determine the scale component of this 3-D coordinate transform.

<p>All components of the result will be non-negative, even if the
coordinate transform includes reflection.

@return a new Vector3f
jme3-core/src/main/java/com/jme3/math/Matrix4f.java