private void configureCamera() {
        flyCam.setMoveSpeed(25f);
        flyCam.setDragToRotate(true);

        cam.setLocation(Vector3f.UNIT_XYZ.mult(20f));
        cam.lookAt(Vector3f.ZERO, Vector3f.UNIT_Y);
    }
### Filters ###
Changing a parameter value in the Filter Object after it has been attached to a Source will not
affect the Source. To update the filter(s) used on a Source, an application must update the
parameters of a Filter object and then re-attach it to the Source.
jme3-examples/src/main/java/jme3test/audio/TestOgg.java