public void setOutlineEnabled(boolean set) {
        useOutline = set;
        if( material != null ) {
            if( useOutline ) {
                material.clearParam("disableOutline");
            } else {
                material.setBoolean("disableOutline", true);
            }
        }
    }
Set if outline has to be enabled.
@param set <code>true</code> if the outline has to be enabled and <code>false</code> otherwise.
@see #isOutlineEnabled()
jme3-vr/src/main/java/com/jme3/post/CartoonSSAO.java