2 files changed, 8 insertions, 4 deletions
diff --git a/src/newt/classes/com/jogamp/newt/awt/NewtCanvasAWT.java b/src/newt/classes/com/jogamp/newt/awt/NewtCanvasAWT.java
index 374a80325..eadb69ec2 100644
--- a/src/newt/classes/com/jogamp/newt/awt/NewtCanvasAWT.java
+++ b/src/newt/classes/com/jogamp/newt/awt/NewtCanvasAWT.java
@@ -56,6 +56,7 @@ import javax.media.opengl.GLDrawableFactory;
 import javax.swing.MenuSelectionManager;
 
 import jogamp.nativewindow.awt.AWTMisc;
+import jogamp.nativewindow.jawt.JAWTUtil;
 import jogamp.newt.Debug;
 import jogamp.newt.WindowImpl;
 import jogamp.newt.awt.NewtFactoryAWT;
@@ -63,7 +64,6 @@ import jogamp.newt.awt.event.AWTParentWindowAdapter;
 import jogamp.newt.driver.DriverClearFocus;
 import jogamp.opengl.awt.AWTTilePainter;
 
-import com.jogamp.common.os.Platform;
 import com.jogamp.common.util.awt.AWTEDTExecutor;
 import com.jogamp.nativewindow.awt.AWTPrintLifecycle;
 import com.jogamp.nativewindow.awt.AWTWindowClosingProtocol;
@@ -741,7 +741,8 @@ public class NewtCanvasAWT extends java.awt.Canvas implements WindowClosingProto
       newtChild.setSize(w, h);
       newtChild.reparentWindow(jawtWindow);
       newtChild.addSurfaceUpdatedListener(jawtWindow);
-      if( Platform.OSType.MACOS == Platform.getOSType() && jawtWindow.isOffscreenLayerSurfaceEnabled() ) {
+      if( jawtWindow.isOffscreenLayerSurfaceEnabled() &&
+          0 != ( JAWTUtil.JAWT_OSX_CALAYER_QUIRK_POSITION & JAWTUtil.getOSXCALayerQuirks() ) ) {          
           AWTEDTExecutor.singleton.invoke(false, forceRelayout);
       }
       newtChild.setVisible(true);
diff --git a/src/newt/classes/com/jogamp/newt/awt/applet/JOGLNewtApplet1Run.java b/src/newt/classes/com/jogamp/newt/awt/applet/JOGLNewtApplet1Run.java
index e8cd71514..83a129455 100644
--- a/src/newt/classes/com/jogamp/newt/awt/applet/JOGLNewtApplet1Run.java
+++ b/src/newt/classes/com/jogamp/newt/awt/applet/JOGLNewtApplet1Run.java
@@ -42,7 +42,8 @@ import javax.media.opengl.GLCapabilities;
 import javax.media.opengl.GLEventListener;
 import javax.media.opengl.GLProfile;
 
-import com.jogamp.common.os.Platform;
+import jogamp.nativewindow.jawt.JAWTUtil;
+
 import com.jogamp.newt.awt.NewtCanvasAWT;
 import com.jogamp.newt.opengl.GLWindow;
 
@@ -251,7 +252,9 @@ public class JOGLNewtApplet1Run extends Applet {
             System.err.println("GLWindow: "+glWindow);
         }
         base.start();
-        if( null != newtCanvasAWT && Platform.OSType.MACOS == Platform.getOSType() && newtCanvasAWT.isOffscreenLayerSurfaceEnabled() ) {
+          if( null != newtCanvasAWT && 
+              newtCanvasAWT.isOffscreenLayerSurfaceEnabled() &&
+              0 != ( JAWTUtil.JAWT_OSX_CALAYER_QUIRK_POSITION & JAWTUtil.getOSXCALayerQuirks() ) ) {          
             // force relayout
             final int cW = newtCanvasAWT.getWidth();
             final int cH = newtCanvasAWT.getHeight();