src/macosx/native/sun/java2d/opengl/CGLLayer.m

@@ -55,13 +55,14 @@
 
     self.javaLayer = layer;
 
     // NOTE: async=YES means that the layer is re-cached periodically
     self.asynchronous = FALSE;
-    self.autoresizingMask = kCALayerWidthSizable | kCALayerHeightSizable;
     self.contentsGravity = kCAGravityTopLeft;
-    self.needsDisplayOnBoundsChange = YES;
+    //Layer backed view
+    //self.needsDisplayOnBoundsChange = YES;
+    //self.autoresizingMask = kCALayerWidthSizable | kCALayerHeightSizable;
     textureID = 0; // texture will be created by rendering pipe
     target = 0;
 
     return self;
 }

@@ -107,10 +108,14 @@
 
     glBindTexture(target, 0);
     glDisable(target);
 }
 
+-(BOOL)canDrawInCGLContext:(CGLContextObj)glContext pixelFormat:(CGLPixelFormatObj)pixelFormat forLayerTime:(CFTimeInterval)timeInterval displayTime:(const CVTimeStamp *)timeStamp{
+    return textureID == 0 ? NO : YES;
+}
+
 -(void)drawInCGLContext:(CGLContextObj)glContext pixelFormat:(CGLPixelFormatObj)pixelFormat forLayerTime:(CFTimeInterval)timeInterval displayTime:(const CVTimeStamp *)timeStamp
 {
     AWT_ASSERT_APPKIT_THREAD;
 
     // Set the current context to the one given to us.