public void internalDestroy() {
        renderer = null;
        timer = null;
        renderable.set(false);
        synchronized (createdLock) {
            created.set(false);
            createdLock.notifyAll();
        }
    }
Returns a list of the available platforms, filtered by the specified
filter.
<p>
Copied from the old release

@return the available platforms
jme3-lwjgl3/src/main/java/com/jme3/system/lwjgl/LwjglContext.java