@Override
public final void run() {
// Lock: Locked Surface/Window by display _and_ MakeCurrent/Release
if (sendReshape) {
helper.reshape(GLAutoDrawableBase.this, 0, 0, getWidth(), getHeight());
sendReshape = false;
}
helper.display(GLAutoDrawableBase.this);
fpsCounter.tickFPS();
}
/**
* Default implementation to destroys the drawable and context of this GLAutoDrawable:
*
* <ul>
* <li>issues the GLEventListener dispose call, if drawable and context are valid
* <li>destroys the GLContext, if valid
* <li>destroys the GLDrawable, if valid
* </ul>
*
* <p>Method assumes the lock is being hold.
*
* <p>Override it to extend it to destroy your resources, i.e. the actual window. In such case
* call <code>super.destroyImplInLock</code> first.
*/
protected void destroyImplInLock() {
if (preserveGLELSAtDestroy) {
preserveGLStateAtDestroy(false);
preserveGLEventListenerState();
}
if (null != context) {
if (context.isCreated()) {
// Catch dispose GLExceptions by GLEventListener, just 'print' them
// so we can continue with the destruction.
try {
helper.disposeGL(this, context, true);
} catch (GLException gle) {
gle.printStackTrace();
}
}
context = null;
}
if (null != drawable) {
final AbstractGraphicsDevice device =
drawable.getNativeSurface().getGraphicsConfiguration().getScreen().getDevice();
drawable.setRealized(false);
drawable = null;
if (ownsDevice) {
device.close();
}
}
}
private void maybeDoSingleThreadedWorkaround(
Runnable eventDispatchThreadAction, Runnable invokeGLAction, boolean isReshape) {
if (Threading.isSingleThreaded() && !Threading.isOpenGLThread()) {
Threading.invokeOnOpenGLThread(eventDispatchThreadAction);
} else {
drawableHelper.invokeGL(pbufferDrawable, context, invokeGLAction, initAction);
}
}
/** Default implementation to handle repaint events from the windowing system */
protected final void defaultWindowRepaintOp() {
final GLDrawable _drawable = drawable;
if (null != _drawable && _drawable.isRealized()) {
if (!_drawable.getNativeSurface().isSurfaceLockedByOtherThread()
&& !helper.isAnimatorAnimatingOnOtherThread()) {
display();
}
}
}
protected final GLEventListener defaultDisposeGLEventListener(
GLEventListener listener, boolean remove) {
final RecursiveLock _lock = getLock();
_lock.lock();
try {
return helper.disposeGLEventListener(
GLAutoDrawableBase.this, drawable, context, listener, remove);
} finally {
_lock.unlock();
}
}
/**
* Default implementation to handle resize events from the windowing system. All required locks
* are being claimed.
*/
protected final void defaultWindowResizedOp(int newWidth, int newHeight)
throws NativeWindowException, GLException {
GLDrawableImpl _drawable = drawable;
if (null != _drawable) {
if (DEBUG) {
final long surfaceHandle =
null != getNativeSurface() ? getNativeSurface().getSurfaceHandle() : 0;
System.err.println(
"GLAutoDrawableBase.sizeChanged: ("
+ getThreadName()
+ "): "
+ newWidth
+ "x"
+ newHeight
+ " - surfaceHandle 0x"
+ Long.toHexString(surfaceHandle));
}
if (!_drawable.getChosenGLCapabilities().isOnscreen()) {
final RecursiveLock _lock = getLock();
_lock.lock();
try {
final GLDrawableImpl _drawableNew =
GLDrawableHelper.resizeOffscreenDrawable(_drawable, context, newWidth, newHeight);
if (_drawable != _drawableNew) {
// write back
_drawable = _drawableNew;
drawable = _drawableNew;
}
} finally {
_lock.unlock();
}
}
sendReshape = true; // async if display() doesn't get called below, but avoiding deadlock
if (_drawable.isRealized()) {
if (!_drawable.getNativeSurface().isSurfaceLockedByOtherThread()
&& !helper.isAnimatorAnimatingOnOtherThread()) {
display();
}
}
}
}
@Override
public final GLContext setContext(GLContext newCtx, boolean destroyPrevCtx) {
final RecursiveLock lock = getLock();
lock.lock();
try {
final GLContext oldCtx = context;
GLDrawableHelper.switchContext(
drawable, oldCtx, destroyPrevCtx, newCtx, additionalCtxCreationFlags);
context = (GLContextImpl) newCtx;
return oldCtx;
} finally {
lock.unlock();
}
}
protected final void defaultDisplay() {
if (sendDestroy) {
sendDestroy = false;
destroy();
return;
}
final RecursiveLock _lock = getLock();
_lock.lock();
try {
if (null == context) {
boolean contextCreated = false;
final GLDrawableImpl _drawable = drawable;
if (null != _drawable
&& _drawable.isRealized()
&& 0 < _drawable.getWidth() * _drawable.getHeight()) {
final GLContext[] shareWith = {null};
if (!helper.isSharedGLContextPending(shareWith)) {
if (!restoreGLEventListenerState()) {
context = (GLContextImpl) _drawable.createContext(shareWith[0]);
context.setContextCreationFlags(additionalCtxCreationFlags);
contextCreated = true;
// surface is locked/unlocked implicit by context's makeCurrent/release
helper.invokeGL(_drawable, context, defaultDisplayAction, defaultInitAction);
}
}
}
if (DEBUG) {
System.err.println("GLAutoDrawableBase.defaultDisplay: contextCreated " + contextCreated);
}
} else {
// surface is locked/unlocked implicit by context's makeCurrent/release
helper.invokeGL(drawable, context, defaultDisplayAction, defaultInitAction);
}
} finally {
_lock.unlock();
}
}
/**
* Calls {@link #destroy()} directly if the following requirements are met:
*
* <ul>
* <li>An {@link GLAnimatorControl} is bound (see {@link #getAnimator()}) and running on another
* thread. Here we pause the animation while issuing the destruction.
* <li>Surface is not locked by another thread (considered anonymous).
* </ul>
*
* <p>Otherwise destroy is being flagged to be called within the next call of display().
*
* <p>This method is being used to avoid deadlock if destruction is desired by <i>other</i>
* threads, e.g. the window manager.
*
* @see #defaultWindowDestroyNotifyOp()
* @see #defaultDisplay()
*/
protected final void destroyAvoidAwareOfLocking() {
final NativeSurface ns = getNativeSurface();
final GLAnimatorControl ctrl = helper.getAnimator();
// Is an animator thread perform rendering?
if (helper.isAnimatorStartedOnOtherThread()) {
// Pause animations before initiating safe destroy.
final boolean isPaused = ctrl.pause();
destroy();
if (isPaused) {
ctrl.resume();
}
} else if (null != ns && ns.isSurfaceLockedByOtherThread()) {
// Surface is locked by another thread.
// Flag that destroy should be performed on the next
// attempt to display.
sendDestroy = true; // async, but avoiding deadlock
} else {
// Without an external thread animating or locking the
// surface, we are safe.
destroy();
}
}
@Override
public final GLEventListener removeGLEventListener(GLEventListener listener) {
return helper.removeGLEventListener(listener);
}
@Override
public void setGLEventListenerInitState(GLEventListener listener, boolean initialized) {
helper.setGLEventListenerInitState(listener, initialized);
}
@Override
public boolean getGLEventListenerInitState(GLEventListener listener) {
return helper.getGLEventListenerInitState(listener);
}
@Override
public GLEventListener getGLEventListener(int index) throws IndexOutOfBoundsException {
return helper.getGLEventListener(index);
}
@Override
public int getGLEventListenerCount() {
return helper.getGLEventListenerCount();
}
@Override
public final Thread setExclusiveContextThread(Thread t) throws GLException {
return helper.setExclusiveContextThread(t, context);
}
@Override
public final void setAutoSwapBufferMode(boolean enable) {
helper.setAutoSwapBufferMode(enable);
}
@Override
public final boolean invoke(boolean wait, GLRunnable glRunnable) {
return helper.invoke(this, wait, glRunnable);
}
public boolean getAutoSwapBufferMode() {
return drawableHelper.getAutoSwapBufferMode();
}
@Override
public final void run() {
// Lock: Locked Surface/Window by MakeCurrent/Release
helper.init(GLAutoDrawableBase.this, !sendReshape);
resetFPSCounter();
}
@Override
public final void setSharedContext(GLContext sharedContext) throws IllegalStateException {
helper.setSharedContext(this.context, sharedContext);
}
@Override
public final void setAnimator(GLAnimatorControl animatorControl) throws GLException {
helper.setAnimator(animatorControl);
}
public void setAutoSwapBufferMode(boolean onOrOff) {
drawableHelper.setAutoSwapBufferMode(onOrOff);
}
@Override
public final GLAnimatorControl getAnimator() {
return helper.getAnimator();
}
@Override
public final void addGLEventListener(int index, GLEventListener listener)
throws IndexOutOfBoundsException {
helper.addGLEventListener(index, listener);
}
@Override
public final Thread getExclusiveContextThread() {
return helper.getExclusiveContextThread();
}
@Override
public final void setSharedAutoDrawable(GLAutoDrawable sharedAutoDrawable)
throws IllegalStateException {
helper.setSharedAutoDrawable(this, sharedAutoDrawable);
}
@Override
public boolean invoke(final boolean wait, final List<GLRunnable> glRunnables) {
return helper.invoke(this, wait, glRunnables);
}
@Override
public final void addGLEventListener(GLEventListener listener) {
helper.addGLEventListener(listener);
}
@Override
public final boolean getAutoSwapBufferMode() {
return helper.getAutoSwapBufferMode();
}
public void invoke(boolean wait, GLRunnable glRunnable) {
drawableHelper.invoke(this, wait, glRunnable);
}
