public final void invokeOnOpenGLThread(boolean wait, Runnable r) throws GLException {
switch (ThreadingImpl.getMode()) {
case ST_AWT:
// FIXME: ideally should run all OpenGL work on the Java2D QFT
// thread when it's enabled, but unfortunately there are
// deadlock issues on X11 platforms when making our
// heavyweight OpenGL contexts current on the QFT because we
// perform the JAWT lock inside the makeCurrent()
// implementation, which attempts to grab the AWT lock on the
// QFT which is not allowed. For now, on X11 platforms,
// continue to perform this work on the EDT.
if (wait && Java2D.isOGLPipelineActive() && !ThreadingImpl.isX11()) {
if (wait) {
Java2D.invokeWithOGLContextCurrent(null, r);
} else {
}
} else {
AWTEDTExecutor.singleton.invoke(wait, r);
}
break;
case ST_WORKER:
ThreadingImpl.invokeOnWorkerThread(wait, r);
break;
default:
throw new InternalError("Illegal single-threading mode " + ThreadingImpl.getMode());
}
}
public final boolean isOpenGLThread() throws GLException {
switch (ThreadingImpl.getMode()) {
case ST_AWT:
// FIXME: See the FIXME below in 'invokeOnOpenGLThread'
if (Java2D.isOGLPipelineActive() && !ThreadingImpl.isX11()) {
return Java2D.isQueueFlusherThread();
} else {
return EventQueue.isDispatchThread();
}
case ST_WORKER:
if (Java2D.isOGLPipelineActive()) {
// FIXME: ideally only the QFT would be considered to be the
// "OpenGL thread", but we can not currently run all of
// JOGL's OpenGL work on that thread. See the FIXME in
// invokeOnOpenGLThread.
return (Java2D.isQueueFlusherThread()
|| (ThreadingImpl.isX11() && GLWorkerThread.isWorkerThread()));
} else {
return GLWorkerThread.isWorkerThread();
}
default:
throw new InternalError("Illegal single-threading mode " + ThreadingImpl.getMode());
}
}
