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-rw-r--r--src/jogl/classes/javax/media/opengl/awt/GLCanvas.java11
1 files changed, 8 insertions, 3 deletions
diff --git a/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java b/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java
index 0d32655b9..0a75865e2 100644
--- a/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java
+++ b/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java
@@ -66,7 +66,6 @@ import javax.media.nativewindow.AbstractGraphicsScreen;
import javax.media.nativewindow.GraphicsConfigurationFactory;
import javax.media.nativewindow.NativeSurface;
import javax.media.nativewindow.NativeWindowFactory;
-import javax.media.nativewindow.WindowClosingProtocol.WindowClosingMode;
import javax.media.opengl.GL;
import javax.media.opengl.GLAnimatorControl;
@@ -92,6 +91,7 @@ import com.jogamp.nativewindow.awt.AWTWindowClosingProtocol;
import com.jogamp.nativewindow.awt.JAWTWindow;
import com.jogamp.opengl.JoglVersion;
+import jogamp.common.awt.AWTEDTExecutor;
import jogamp.opengl.Debug;
import jogamp.opengl.GLContextImpl;
import jogamp.opengl.GLDrawableHelper;
@@ -550,10 +550,11 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
private boolean validateGLDrawable() {
boolean realized = false;
if (!Beans.isDesignTime()) {
- if ( null != drawable ) {
+ if ( null != drawable ) { // OK: drawable is volatile
realized = drawable.isRealized();
if ( !realized && 0 < drawable.getWidth() * drawable.getHeight() ) {
- drawable.setRealized(true);
+ // make sure drawable realization happens on AWT EDT, due to AWTTree lock
+ AWTEDTExecutor.singleton.invoke(true, setRealizedOnEventDispatchThreadAction);
realized = true;
sendReshape=true; // ensure a reshape is being send ..
if(DEBUG) {
@@ -565,6 +566,10 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
}
return realized;
}
+ private Runnable setRealizedOnEventDispatchThreadAction = new Runnable() {
+ public void run() {
+ drawable.setRealized(true);
+ } };
/** <p>Overridden to track when this component is removed from a
container. Subclasses which override this method must call