NEWT WindowImpl/GLWindow: @ JVM Shutdown, force stop animation thread w/o blocking.

1 files changed, 20 insertions, 0 deletions

diff --git a/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java b/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java
index 345d92bc1..25249cee4 100644
--- a/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java
+++ b/src/newt/classes/com/jogamp/newt/opengl/GLWindow.java
@@ -34,6 +34,8 @@
 
 package com.jogamp.newt.opengl;
 
+import java.security.AccessController;
+import java.security.PrivilegedAction;
 import java.util.List;
 
 import javax.media.nativewindow.AbstractGraphicsConfiguration;
@@ -529,6 +531,24 @@ public class GLWindow extends GLAutoDrawableBase implements GLAutoDrawable, Wind
                 savedAnimator.resume();
             }
         }
+        
+        @SuppressWarnings("deprecation")
+        @Override
+        public void shutdownRenderingAction() {
+            final GLAnimatorControl anim = GLWindow.this.getAnimator();
+            if ( null != anim && anim.isAnimating() ) {
+                AccessController.doPrivileged(new PrivilegedAction<Object>() {
+                    public Object run() {
+                        final Thread animThread = anim.getThread();
+                        if( null != animThread ) {
+                            try {
+                                animThread.stop();
+                            } catch(Throwable t) { }
+                        }
+                        return null;
+                    } } );
+            }
+        }
     }
 
     //----------------------------------------------------------------------