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-rw-r--r--src/jogl/classes/javax/media/opengl/awt/GLCanvas.java119
-rw-r--r--src/jogl/classes/javax/media/opengl/awt/GLJPanel.java13
2 files changed, 81 insertions, 51 deletions
diff --git a/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java b/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java
index 033591fe3..329cf9e3f 100644
--- a/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java
+++ b/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java
@@ -98,6 +98,7 @@ import jogamp.common.awt.AWTEDTExecutor;
import jogamp.opengl.Debug;
import jogamp.opengl.GLContextImpl;
import jogamp.opengl.GLDrawableHelper;
+import jogamp.opengl.GLDrawableImpl;
// FIXME: Subclasses need to call resetGLFunctionAvailability() on their
// context whenever the displayChanged() function is called on our
@@ -109,6 +110,16 @@ import jogamp.opengl.GLDrawableHelper;
interfaces when adding a heavyweight doesn't work either because
of Z-ordering or LayoutManager problems.
*
+ * <h5><A NAME="java2dgl">Offscreen Layer Remarks</A></h5>
+ *
+ * {@link OffscreenLayerOption#setShallUseOffscreenLayer(boolean) setShallUseOffscreenLayer(true)}
+ * maybe called to use an offscreen drawable (FBO or PBuffer) allowing
+ * the underlying JAWT mechanism to composite the image, if supported.
+ * <p>
+ * {@link OffscreenLayerOption#setShallUseOffscreenLayer(boolean) setShallUseOffscreenLayer(true)}
+ * is being called if {@link GLCapabilitiesImmutable#isOnscreen()} is <code>false</code>.
+ * </p>
+ *
* <h5><A NAME="java2dgl">Java2D OpenGL Remarks</A></h5>
*
* To avoid any conflicts with a potential Java2D OpenGL context,<br>
@@ -145,7 +156,7 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
private final RecursiveLock lock = LockFactory.createRecursiveLock();
private final GLDrawableHelper helper = new GLDrawableHelper();
private AWTGraphicsConfiguration awtConfig;
- private volatile GLDrawable drawable; // volatile: avoid locking for read-only access
+ private volatile GLDrawableImpl drawable; // volatile: avoid locking for read-only access
private volatile JAWTWindow jawtWindow; // the JAWTWindow presentation of this AWT Canvas, bound to the 'drawable' lifecycle
private GLContextImpl context;
private volatile boolean sendReshape = false; // volatile: maybe written by EDT w/o locking
@@ -237,6 +248,9 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
// don't allow the user to change data
capsReqUser = (GLCapabilitiesImmutable) capsReqUser.cloneMutable();
}
+ if(!capsReqUser.isOnscreen()) {
+ setShallUseOffscreenLayer(true); // trigger offscreen layer - if supported
+ }
if(null==device) {
GraphicsConfiguration gc = super.getGraphicsConfiguration();
@@ -451,11 +465,9 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
/** Overridden to cause OpenGL rendering to be performed during
repaint cycles. Subclasses which override this method must call
super.paint() in their paint() method in order to function
- properly. <P>
-
- <B>Overrides:</B>
- <DL><DD><CODE>paint</CODE> in class <CODE>java.awt.Component</CODE></DD></DL> */
- @Override
+ properly.
+ */
+ @Override
public void paint(Graphics g) {
if (Beans.isDesignTime()) {
// Make GLCanvas behave better in NetBeans GUI builder
@@ -544,7 +556,7 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
jawtWindow.setShallUseOffscreenLayer(shallUseOffscreenLayer);
jawtWindow.lockSurface();
try {
- drawable = GLDrawableFactory.getFactory(capsReqUser.getGLProfile()).createGLDrawable(jawtWindow);
+ drawable = (GLDrawableImpl) GLDrawableFactory.getFactory(capsReqUser.getGLProfile()).createGLDrawable(jawtWindow);
context = (GLContextImpl) drawable.createContext(shareWith);
context.setContextCreationFlags(additionalCtxCreationFlags);
} finally {
@@ -561,13 +573,15 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
if (!Beans.isDesignTime() &&
0 < _drawable.getWidth() * _drawable.getHeight() ) {
// make sure drawable realization happens on AWT EDT, due to AWTTree lock
- AWTEDTExecutor.singleton.invoke(true, setRealizedOnEDTAction);
- sendReshape=true; // ensure a reshape is being send ..
- if(DEBUG) {
- System.err.println(getThreadName()+": Realized Drawable: "+_drawable.toString());
- Thread.dumpStack();
+ AWTEDTExecutor.singleton.invoke(getTreeLock(), true, setRealizedOnEDTAction);
+ if( _drawable.isRealized() ) {
+ sendReshape=true; // ensure a reshape is being send ..
+ if(DEBUG) {
+ System.err.println(getThreadName()+": Realized Drawable: "+_drawable.toString());
+ Thread.dumpStack();
+ }
+ return true;
}
- return true;
}
}
return false;
@@ -575,7 +589,10 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
private Runnable setRealizedOnEDTAction = new Runnable() {
@Override
public void run() {
- drawable.setRealized(true);
+ final GLDrawable _drawable = drawable;
+ if ( null != _drawable && 0 < _drawable.getWidth() * _drawable.getHeight() ) {
+ _drawable.setRealized(true);
+ }
} };
/** <p>Overridden to track when this component is removed from a
@@ -620,22 +637,37 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
@SuppressWarnings("deprecation")
@Override
public void reshape(int x, int y, int width, int height) {
- super.reshape(x, y, width, height);
- final GLDrawable _drawable = drawable;
- if(null != _drawable && _drawable.isRealized() && !_drawable.getChosenGLCapabilities().isOnscreen()) {
- dispose(true);
- } else {
- sendReshape = true;
+ synchronized (getTreeLock()) { // super.reshape(..) claims tree lock, so we do extend it's lock over reshape
+ super.reshape(x, y, width, height);
+
+ GLDrawableImpl _drawable = drawable;
+ if( null != _drawable ) {
+ if(DEBUG) {
+ System.err.println("GLCanvas.sizeChanged: ("+Thread.currentThread().getName()+"): "+width+"x"+height+" - surfaceHandle 0x"+Long.toHexString(getNativeSurface().getSurfaceHandle()));
+ }
+ if( ! _drawable.getChosenGLCapabilities().isOnscreen() ) {
+ final RecursiveLock _lock = lock;
+ _lock.lock();
+ try {
+ final GLDrawableImpl _drawableNew = GLDrawableHelper.resizeOffscreenDrawable(_drawable, context, width, height);
+ if(_drawable != _drawableNew) {
+ // write back
+ drawable = _drawableNew;
+ }
+ } finally {
+ _lock.unlock();
+ }
+ }
+ sendReshape = true; // async if display() doesn't get called below, but avoiding deadlock
+ }
}
}
- /** <B>Overrides:</B>
- <DL><DD><CODE>update</CODE> in class <CODE>java.awt.Component</CODE></DD></DL> */
/**
* Overridden from Canvas to prevent the AWT's clearing of the
* canvas from interfering with the OpenGL rendering.
*/
- @Override
+ @Override
public void update(Graphics g) {
paint(g);
}
@@ -681,7 +713,7 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
_lock.lock();
try {
final GLContext oldCtx = context;
- final boolean newCtxCurrent = helper.switchContext(drawable, oldCtx, newCtx, additionalCtxCreationFlags);
+ final boolean newCtxCurrent = GLDrawableHelper.switchContext(drawable, oldCtx, newCtx, additionalCtxCreationFlags);
context=(GLContextImpl)newCtx;
if(newCtxCurrent) {
context.makeCurrent();
@@ -693,6 +725,11 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
}
@Override
+ public final GLDrawable getDelegatedDrawable() {
+ return drawable;
+ }
+
+ @Override
public GLContext getContext() {
return context;
}
@@ -866,7 +903,7 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
if(!disposeRegenerate) {
if(null != awtConfig) {
- disposeAbstractGraphicsDevice();
+ AWTEDTExecutor.singleton.invoke(getTreeLock(), true, disposeAbstractGraphicsDeviceActionOnEDT);
}
awtConfig=null;
}
@@ -881,7 +918,13 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
}
};
- private final Runnable disposeAbstractGraphicsDeviceAction = new Runnable() {
+ /**
+ * Disposes the AbstractGraphicsDevice within EDT,
+ * since resources created (X11: Display), must be destroyed in the same thread, where they have been created.
+ *
+ * @see #chooseGraphicsConfiguration(javax.media.opengl.GLCapabilitiesImmutable, javax.media.opengl.GLCapabilitiesImmutable, javax.media.opengl.GLCapabilitiesChooser, java.awt.GraphicsDevice)
+ */
+ private final Runnable disposeAbstractGraphicsDeviceActionOnEDT = new Runnable() {
@Override
public void run() {
if(null != awtConfig) {
@@ -900,27 +943,7 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
}
}
};
-
- /**
- * Disposes the AbstractGraphicsDevice within EDT,
- * since resources created (X11: Display), must be destroyed in the same thread, where they have been created.
- *
- * @see #chooseGraphicsConfiguration(javax.media.opengl.GLCapabilitiesImmutable, javax.media.opengl.GLCapabilitiesImmutable, javax.media.opengl.GLCapabilitiesChooser, java.awt.GraphicsDevice)
- */
- private void disposeAbstractGraphicsDevice() {
- if( EventQueue.isDispatchThread() || Thread.holdsLock(getTreeLock()) ) {
- disposeAbstractGraphicsDeviceAction.run();
- } else {
- try {
- EventQueue.invokeAndWait(disposeAbstractGraphicsDeviceAction);
- } catch (InvocationTargetException e) {
- throw new GLException(e.getTargetException());
- } catch (InterruptedException e) {
- throw new GLException(e);
- }
- }
- }
-
+
private final Runnable initAction = new Runnable() {
@Override
public void run() {
@@ -1046,7 +1069,7 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
* @param device
* @return the chosen AWTGraphicsConfiguration
*
- * @see #disposeAbstractGraphicsDevice()
+ * @see #disposeAbstractGraphicsDeviceActionOnEDT
*/
private AWTGraphicsConfiguration chooseGraphicsConfiguration(final GLCapabilitiesImmutable capsChosen,
final GLCapabilitiesImmutable capsRequested,
diff --git a/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java b/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java
index acb8f2183..6d4a5861f 100644
--- a/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java
+++ b/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java
@@ -121,7 +121,7 @@ import com.jogamp.opengl.util.GLBuffers;
* </P>
*/
-@SuppressWarnings("serial")
+@SuppressWarnings({ "serial", "deprecation" })
public class GLJPanel extends JPanel implements AWTGLAutoDrawable, WindowClosingProtocol {
private static final boolean DEBUG = Debug.debug("GLJPanel");
@@ -396,7 +396,6 @@ public class GLJPanel extends JPanel implements AWTGLAutoDrawable, WindowClosing
their reshape() method in order to function properly. <P>
<DL><DD><CODE>reshape</CODE> in class <CODE>java.awt.Component</CODE></DD></DL> */
- @SuppressWarnings("deprecation")
@Override
public void reshape(int x, int y, int width, int height) {
super.reshape(x, y, width, height);
@@ -471,7 +470,7 @@ public class GLJPanel extends JPanel implements AWTGLAutoDrawable, WindowClosing
return null;
}
final GLContext oldCtx = backend.getContext();
- final boolean newCtxCurrent = helper.switchContext(backend.getDrawable(), oldCtx, newCtx, additionalCtxCreationFlags);
+ final boolean newCtxCurrent = GLDrawableHelper.switchContext(backend.getDrawable(), oldCtx, newCtx, additionalCtxCreationFlags);
backend.setContext(newCtx);
if(newCtxCurrent) {
newCtx.makeCurrent();
@@ -481,6 +480,14 @@ public class GLJPanel extends JPanel implements AWTGLAutoDrawable, WindowClosing
@Override
+ public final GLDrawable getDelegatedDrawable() {
+ if (backend == null) {
+ return null;
+ }
+ return backend.getDrawable();
+ }
+
+ @Override
public GLContext getContext() {
if (backend == null) {
return null;