/**
* Moves all GLEventListenerState components to the given {@link GLAutoDrawable} from this
* instance, while loosing {@link #isOwner() ownership}.
*
* <p>If the previous {@link GLAutoDrawable} was removed from a {@link GLAnimatorControl} by
* previous {@link #moveFrom(GLAutoDrawable)}, the given {@link GLAutoDrawable} is added to the
* cached {@link GLAnimatorControl}. This operation is skipped, if the given {@link
* GLAutoDrawable} is already added to a {@link GLAnimatorControl} instance.
*
* <p>Note: After this operation, the GLEventListenerState reference should be released.
*
* @param a {@link GLAutoDrawable} destination to move GLEventListenerState components to
* @throws GLException if the {@link GLAutoDrawable}'s configuration is incompatible, i.e.
* different {@link GLCapabilitiesImmutable}.
* @see #moveFrom(GLAutoDrawable)
* @see #isOwner()
*/
public final void moveTo(GLAutoDrawable a) {
final List<GLRunnable> aGLCmds = new ArrayList<GLRunnable>();
final int aSz = listenerCount();
final NativeSurface aSurface = a.getNativeSurface();
final MutableGraphicsConfiguration aCfg =
(MutableGraphicsConfiguration) aSurface.getGraphicsConfiguration();
final GLCapabilitiesImmutable aCaps = (GLCapabilitiesImmutable) aCfg.getChosenCapabilities();
if (caps.getVisualID(VisualIDHolder.VIDType.INTRINSIC)
!= aCaps.getVisualID(VisualIDHolder.VIDType.INTRINSIC)
|| caps.getVisualID(VisualIDHolder.VIDType.NATIVE)
!= aCaps.getVisualID(VisualIDHolder.VIDType.NATIVE)) {
throw new GLException(
"Incompatible Capabilities - Prev-Holder: " + caps + ", New-Holder " + caps);
}
// Destroy and remove currently associated GLContext, if any (will be replaced)
{
final GLContext ctx = a.getContext();
if (null != ctx) {
ctx.destroy();
}
a.setContext(null);
}
final boolean aRealized = a.isRealized();
if (aRealized) {
a.setRealized(false);
}
// Set new Screen and close previous one
{
if (DEBUG) {
System.err.println(
"XX0 NativeSurface: " + aSurface.getClass().getName() + ", " + aSurface);
}
final AbstractGraphicsScreen aScreen1 = aCfg.getScreen();
aCfg.setScreen(screen);
aScreen1.getDevice().close();
System.err.println(
"XXX NativeSurface: " + aSurface.getClass().getName() + ", " + aSurface);
}
// If using a ProxySurface w/ an upstream surface, set new Screen and close previous one on it
{
boolean upstreamSet = false;
if (aSurface instanceof ProxySurface) {
final ProxySurface aProxy = (ProxySurface) aSurface;
final NativeSurface aUpSurface = aProxy.getUpstreamSurface();
if (null != aUpSurface) {
final MutableGraphicsConfiguration aUpCfg =
(MutableGraphicsConfiguration) aUpSurface.getGraphicsConfiguration();
final AbstractGraphicsScreen aUpScreen1 = aUpCfg.getScreen();
if (null != upstreamScreen) {
System.err.println(
"XX0 UpstreamSurface: "
+ aUpSurface.getClass().getName()
+ ", "
+ aUpSurface);
aUpCfg.setScreen(upstreamScreen);
aUpScreen1.getDevice().close();
upstreamSet = true;
System.err.println(
"XXX UpstreamSurface: "
+ aUpSurface.getClass().getName()
+ ", "
+ aUpSurface);
} else {
throw new GLException(
"Incompatible Surface config - Has Upstream-Surface: Prev-Holder = false, New-Holder = true");
}
}
}
if (!upstreamSet && null != upstreamScreen) {
throw new GLException(
"Incompatible Surface config - Has Upstream-Surface: Prev-Holder = true, New-Holder = false");
}
}
if (aRealized) {
a.setRealized(true);
}
final boolean surfaceLocked =
false; // NativeSurface.LOCK_SURFACE_NOT_READY < aSurface.lockSurface();
try {
a.setContext(context);
} finally {
if (surfaceLocked) {
aSurface.unlockSurface();
}
}
owner = false;
//
// Trigger GL-Viewport reset and reshape of all initialized GLEventListeners
//
aGLCmds.add(setViewport);
for (int i = 0; i < aSz; i++) {
if (listenersInit[i]) {
aGLCmds.add(new ReshapeGLEventListener(listeners[i]));
}
}
aGLCmds.add(glFinish);
a.invoke(aRealized, aGLCmds); // only wait if already realized
// add all cached GLEventListener to their destination and fix their init-state
for (int i = 0; i < aSz; i++) {
final GLEventListener l = listeners[i];
a.addGLEventListener(l);
a.setGLEventListenerInitState(l, listenersInit[i]);
listeners[i] = null;
}
if (null != anim && null == a.getAnimator()) {
anim.add(a); // also handles ECT
}
}
/**
* Moves all GLEventListenerState components from the given {@link GLAutoDrawable} to a newly
* created instance.
*
* <p>Note that all components are removed from the {@link GLAutoDrawable}, i.e. the {@link
* GLContext}, all {@link GLEventListener}.
*
* <p>If the {@link GLAutoDrawable} was added to a {@link GLAnimatorControl}, it is removed and
* the {@link GLAnimatorControl} added to the GLEventListenerState.
*
* <p>The returned GLEventListenerState instance is the {@link #isOwner() owner of the
* components}.
*
* @param a {@link GLAutoDrawable} source to move components from
* @return new GLEventListenerState instance {@link #isOwner() owning} moved components.
* @see #moveTo(GLAutoDrawable)
*/
public static GLEventListenerState moveFrom(GLAutoDrawable a) {
final int aSz = a.getGLEventListenerCount();
// Create new AbstractGraphicsScreen w/ cloned AbstractGraphicsDevice for future GLAutoDrawable
// allowing this AbstractGraphicsDevice to loose ownership -> not closing display/device!
final NativeSurface aSurface = a.getNativeSurface();
final AbstractGraphicsConfiguration aCfg = aSurface.getGraphicsConfiguration();
final AbstractGraphicsScreen aScreen1 = aCfg.getScreen();
final GLCapabilitiesImmutable caps = (GLCapabilitiesImmutable) aCfg.getChosenCapabilities();
final AbstractGraphicsScreen aScreen2 = cloneScreen(aScreen1);
if (DEBUG) {
System.err.println(
"X00 NativeSurface: " + aSurface.getClass().getName() + ", " + aSurface);
}
aScreen1.getDevice().clearHandleOwner(); // don't close device handle
final AbstractGraphicsScreen aUpScreen2;
{
AbstractGraphicsScreen _aUpScreen2 = null;
if (aSurface instanceof ProxySurface) {
final ProxySurface aProxy = (ProxySurface) aSurface;
final NativeSurface aUpSurface = aProxy.getUpstreamSurface();
if (null != aUpSurface) {
System.err.println(
"X00 UpstreamSurface: "
+ aUpSurface.getClass().getName()
+ ", "
+ aUpSurface);
}
aProxy.clearUpstreamOptionBits(
ProxySurface.OPT_PROXY_OWNS_UPSTREAM_DEVICE); // don't close device handle
if (null != aUpSurface) {
final AbstractGraphicsScreen aUpScreen1 =
aUpSurface.getGraphicsConfiguration().getScreen();
_aUpScreen2 = cloneScreen(aUpScreen1);
if (null != aUpScreen1) {
aUpScreen1.getDevice().clearHandleOwner(); // don't close device handle
}
System.err.println(
"X0X NativeSurface: " + aSurface.getClass().getName() + ", " + aSurface);
System.err.println(
"X0X UpstreamSurface: "
+ aUpSurface.getClass().getName()
+ ", "
+ aUpSurface);
}
}
aUpScreen2 = _aUpScreen2;
}
final GLAnimatorControl aAnim = a.getAnimator();
if (null != aAnim) {
aAnim.remove(a); // also handles ECT
}
final GLEventListenerState glls =
new GLEventListenerState(aUpScreen2, aScreen2, caps, a.getContext(), aSz, aAnim);
//
// remove and cache all GLEventListener and their init-state
//
for (int i = 0; i < aSz; i++) {
final GLEventListener l = a.getGLEventListener(0);
glls.listenersInit[i] = a.getGLEventListenerInitState(l);
glls.listeners[i] = a.removeGLEventListener(l);
}
//
// trigger glFinish to sync GL ctx
//
a.invoke(true, glFinish);
a.setContext(null);
return glls;
}
