Bug 718: WindowsBitmapWGLDrawable: Requires GLProfile.GL2, fix BITMAP GLCaps ASAP at Ctor instead of setRealized(true); WindowsWGLContext: Exclude ARB creation for BITMAP

Unit Test TestGLAutoDrawableFactoryGLnBitmapCapsNEWT added using BITMAP on GLProfile.getDefault()

Also:
  X11GLXContext, WindowsWGLContext: Cleanup formatting in createImpl(..)

7 files changed, 289 insertions, 72 deletions

diff --git a/src/jogl/classes/jogamp/opengl/GLDrawableFactoryImpl.java b/src/jogl/classes/jogamp/opengl/GLDrawableFactoryImpl.java
index 7ef99b241..26b1975ba 100644
--- a/src/jogl/classes/jogamp/opengl/GLDrawableFactoryImpl.java
+++ b/src/jogl/classes/jogamp/opengl/GLDrawableFactoryImpl.java
@@ -297,20 +297,14 @@ public abstract class GLDrawableFactoryImpl extends GLDrawableFactory {
     
     final GLCapabilitiesImmutable capsChosen = GLGraphicsConfigurationUtil.fixOffscreenGLCapabilities(capsRequested, this, device);
 
-    if( capsChosen.isFBO() ) {
-        device.lock();
-        try {
+    device.lock();
+    try {
+        if( capsChosen.isFBO() ) {
             // Use minimum GLCapabilities for the dummy surface w/ same profile 
             final ProxySurface dummySurface = createDummySurfaceImpl(device, true, new GLCapabilities(capsChosen.getGLProfile()), capsRequested, null, width, height);
             final GLDrawableImpl dummyDrawable = createOnscreenDrawableImpl(dummySurface);
             return new GLFBODrawableImpl.ResizeableImpl(this, dummyDrawable, dummySurface, capsChosen, 0);
-        } finally {
-            device.unlock();
-        }
-    }
-    
-    device.lock();
-    try {
+        }    
         return createOffscreenDrawableImpl( createMutableSurfaceImpl(device, true, capsChosen, capsRequested, chooser, 
                                                                      new UpstreamSurfaceHookMutableSize(width, height) ) );
     } finally {
diff --git a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
index 654d286d3..48b509263 100644
--- a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
+++ b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
@@ -33,6 +33,7 @@ import javax.media.opengl.GLCapabilities;
 import javax.media.opengl.GLCapabilitiesImmutable;
 import javax.media.opengl.GLContext;
 import javax.media.opengl.GLDrawableFactory;
+import javax.media.opengl.GLProfile;
 
 import com.jogamp.opengl.GLRendererQuirks;
 
@@ -317,4 +318,14 @@ public class GLGraphicsConfigurationUtil {
         }        
         return compOut;
     }
+    
+    public static GLCapabilitiesImmutable fixGLProfile(GLCapabilitiesImmutable caps, GLProfile glp)
+    {
+        if( caps.getGLProfile() != glp ) {
+            final GLCapabilities caps2 = (GLCapabilities) caps.cloneMutable();
+            caps2.setGLProfile(glp);
+            return caps2;
+        }
+        return caps;
+    }
 }
diff --git a/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsBitmapWGLDrawable.java b/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsBitmapWGLDrawable.java
index 3c326e93e..909a017b0 100644
--- a/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsBitmapWGLDrawable.java
+++ b/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsBitmapWGLDrawable.java
@@ -40,12 +40,14 @@
 
 package jogamp.opengl.windows.wgl;
 
+import javax.media.nativewindow.AbstractGraphicsDevice;
 import javax.media.nativewindow.NativeSurface;
 import javax.media.nativewindow.MutableSurface;
 import javax.media.opengl.GLCapabilitiesImmutable;
 import javax.media.opengl.GLContext;
 import javax.media.opengl.GLDrawableFactory;
 import javax.media.opengl.GLException;
+import javax.media.opengl.GLProfile;
 
 import jogamp.nativewindow.windows.BITMAPINFO;
 import jogamp.nativewindow.windows.BITMAPINFOHEADER;
@@ -58,8 +60,28 @@ public class WindowsBitmapWGLDrawable extends WindowsWGLDrawable {
   private long origbitmap;
   private long hbitmap;
 
-  protected WindowsBitmapWGLDrawable(GLDrawableFactory factory, NativeSurface target) {
-    super(factory, target, false);
+  private WindowsBitmapWGLDrawable(GLDrawableFactory factory, NativeSurface comp) {
+    super(factory, comp, false);
+  }
+  
+  protected static WindowsBitmapWGLDrawable create(GLDrawableFactory factory, NativeSurface comp) {
+    final WindowsWGLGraphicsConfiguration config = (WindowsWGLGraphicsConfiguration)comp.getGraphicsConfiguration();
+    final AbstractGraphicsDevice aDevice = config.getScreen().getDevice();
+    if( !GLProfile.isAvailable(aDevice, GLProfile.GL2) ) {
+        throw new GLException("GLProfile GL2 n/a on "+aDevice+" but required for Windows BITMAP");
+    }
+    final GLProfile glp = GLProfile.get(GLProfile.GL2);
+    final GLCapabilitiesImmutable capsChosen0 = (GLCapabilitiesImmutable)config.getChosenCapabilities();
+    // RGB555 and also alpha channel is experienced to fail on some Windows machines
+    final GLCapabilitiesImmutable capsChosen1 = GLGraphicsConfigurationUtil.clipRGBAGLCapabilities(capsChosen0, false /* allowRGB555 */, false /* allowAlpha */);
+    final GLCapabilitiesImmutable capsChosen2 = GLGraphicsConfigurationUtil.fixGLProfile(capsChosen1, glp);
+    if( capsChosen0 != capsChosen2 ) {
+        config.setChosenCapabilities(capsChosen2);
+        if(DEBUG) {
+            System.err.println("WindowsBitmapWGLDrawable: "+capsChosen0+" -> "+capsChosen2);
+        }
+    }
+    return new WindowsBitmapWGLDrawable(factory, comp);
   }
 
   @Override
@@ -88,18 +110,7 @@ public class WindowsBitmapWGLDrawable extends WindowsWGLDrawable {
         System.err.println(getThreadName()+": WindowsBitmapWGLDrawable (1): "+ns);
     }
     final WindowsWGLGraphicsConfiguration config = (WindowsWGLGraphicsConfiguration)ns.getGraphicsConfiguration();
-    final GLCapabilitiesImmutable capsChosen;
-    {
-        final GLCapabilitiesImmutable capsChosen0 = (GLCapabilitiesImmutable)config.getChosenCapabilities();
-        // RGB555 and also alpha channel is experienced to fail on some Windows machines
-        capsChosen = GLGraphicsConfigurationUtil.clipRGBAGLCapabilities(capsChosen0, false /* allowRGB555 */, false /* allowAlpha */);
-        if( capsChosen0 != capsChosen ) {
-            config.setChosenCapabilities(capsChosen);
-            if(DEBUG) {
-                System.err.println("WindowsBitmapWGLDrawable: "+capsChosen0+" -> "+capsChosen);
-            }
-        }
-    }
+    final GLCapabilitiesImmutable capsChosen = (GLCapabilitiesImmutable)config.getChosenCapabilities();
     final int width = getWidth();
     final int height = getHeight();
 
diff --git a/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsWGLContext.java b/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsWGLContext.java
index 1f41563ba..77d06f548 100644
--- a/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsWGLContext.java
+++ b/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsWGLContext.java
@@ -277,50 +277,63 @@ public class WindowsWGLContext extends GLContextImpl {
 
     isGLReadDrawableAvailable(); // trigger setup wglGLReadDrawableAvailable
 
+    if (DEBUG) {
+        System.err.println(getThreadName() + ": createImpl: START "+glCaps+", share "+shareWith);
+    }
+    
     // Windows can set up sharing of display lists after creation time
-    long share = 0;
-    if (null != shareWith) {
-      share = shareWith.getHandle();
-      if (share == 0) {
-        throw new GLException("GLContextShareSet returned an invalid OpenGL context");
-      }
+    long share;
+    if ( null != shareWith ) {
+        share = shareWith.getHandle();
+        if (share == 0) {
+            throw new GLException("GLContextShareSet returned an invalid OpenGL context");
+        }
+    } else {
+        share = 0;
     }
 
     boolean createContextARBTried = false;
 
-    // utilize the shared context's GLXExt in case it was using the ARB method and it already exists
-    if( null!=sharedContext && sharedContext.isCreatedWithARBMethod() ) {
+    // utilize the shared context's GLXExt in case it was using the ARB method and it already exists ; exclude BITMAP
+    if( null != sharedContext && sharedContext.isCreatedWithARBMethod() && !glCaps.isBitmap() ) {
         contextHandle = createContextARB(share, true);
         createContextARBTried = true;
-        if (DEBUG && 0!=contextHandle) {
+        if ( DEBUG && 0 != contextHandle ) {
             System.err.println(getThreadName() + ": createImpl: OK (ARB, using sharedContext) share "+share);
         }
     }
 
-    long temp_ctx = 0;
-    if(0==contextHandle) {
+    final long temp_ctx;
+    if( 0 == contextHandle ) {
         // To use WGL_ARB_create_context, we have to make a temp context current,
         // so we are able to use GetProcAddress
         temp_ctx = WGL.wglCreateContext(drawable.getHandle());
-        if (temp_ctx == 0) {
+        if ( 0 == temp_ctx ) {
           throw new GLException("Unable to create temp OpenGL context for device context " + toHexString(drawable.getHandle()));
         }
-        if (!WGL.wglMakeCurrent(drawable.getHandle(), temp_ctx)) {
+        if ( !WGL.wglMakeCurrent(drawable.getHandle(), temp_ctx) ) {
             throw new GLException("Error making temp context current: 0x" + toHexString(temp_ctx) + ", werr: "+GDI.GetLastError());
         }
         setGLFunctionAvailability(true, 0, 0, CTX_PROFILE_COMPAT, false);  // use GL_VERSION
         WGL.wglMakeCurrent(0, 0); // release temp context
 
-        if( !createContextARBTried) {
+        if( !createContextARBTried ) {
             // is*Available calls are valid since setGLFunctionAvailability(..) was called
-            final boolean isProcCreateContextAttribsARBAvailable = isFunctionAvailable("wglCreateContextAttribsARB");
-            final boolean isExtARBCreateContextAvailable = isExtensionAvailable("WGL_ARB_create_context");
+            final boolean isProcCreateContextAttribsARBAvailable;
+            final boolean isExtARBCreateContextAvailable;
+            if( !glCaps.isBitmap() ) { // exclude ARB if BITMAP
+                isProcCreateContextAttribsARBAvailable = isFunctionAvailable("wglCreateContextAttribsARB");
+                isExtARBCreateContextAvailable = isExtensionAvailable("WGL_ARB_create_context");
+            } else {
+                isProcCreateContextAttribsARBAvailable = false;
+                isExtARBCreateContextAvailable = false;
+            }
             if ( isProcCreateContextAttribsARBAvailable && isExtARBCreateContextAvailable ) {
                 // initial ARB context creation
                 contextHandle = createContextARB(share, true);
                 createContextARBTried=true;
                 if (DEBUG) {
-                    if(0!=contextHandle) {
+                    if( 0 != contextHandle ) {
                         System.err.println(getThreadName() + ": createContextImpl: OK (ARB, initial) share "+share);
                     } else {
                         System.err.println(getThreadName() + ": createContextImpl: NOT OK (ARB, initial) - creation failed - share "+share);
@@ -331,11 +344,13 @@ public class WindowsWGLContext extends GLContextImpl {
                                    ", isProcCreateContextAttribsARBAvailable "+isProcCreateContextAttribsARBAvailable+", isExtGLXARBCreateContextAvailable "+isExtARBCreateContextAvailable);
             }
         }
+    } else {
+        temp_ctx = 0;
     }
 
-    if(0!=contextHandle) {
+    if( 0 != contextHandle ) {
         share = 0; // mark as shared thx to the ARB create method
-        if(0!=temp_ctx) {
+        if( 0 != temp_ctx ) {
             WGL.wglMakeCurrent(0, 0);
             WGL.wglDeleteContext(temp_ctx);
             if (!wglMakeContextCurrent(drawable.getHandle(), drawableRead.getHandle(), contextHandle)) {
@@ -343,7 +358,7 @@ public class WindowsWGLContext extends GLContextImpl {
             }
         }
     } else {
-        if(glCaps.getGLProfile().isGL3()) {
+        if( glCaps.getGLProfile().isGL3() ) {
           WGL.wglMakeCurrent(0, 0);
           WGL.wglDeleteContext(temp_ctx);
           throw new GLException(getThreadName()+": WindowsWGLContex.createContextImpl ctx !ARB, profile > GL2 requested (OpenGL >= 3.0.1). Requested: "+glCaps.getGLProfile()+", current: "+getGLVersion());
@@ -354,15 +369,15 @@ public class WindowsWGLContext extends GLContextImpl {
 
         // continue with temp context for GL < 3.0
         contextHandle = temp_ctx;
-        if (!wglMakeContextCurrent(drawable.getHandle(), drawableRead.getHandle(), contextHandle)) {
+        if ( !wglMakeContextCurrent(drawable.getHandle(), drawableRead.getHandle(), contextHandle) ) {
             WGL.wglMakeCurrent(0, 0);
             WGL.wglDeleteContext(contextHandle);
             throw new GLException("Error making old context current: 0x" + toHexString(contextHandle) + ", werr: " + GDI.GetLastError());
         }
-        if(0!=share) {
+        if( 0 != share ) {
             // Only utilize the classic GDI 'wglShareLists' shared context method
             // for traditional non ARB context.
-            if (!WGL.wglShareLists(share, contextHandle)) {
+            if ( !WGL.wglShareLists(share, contextHandle) ) {
                 throw new GLException("wglShareLists(" + toHexString(share) +
                                       ", " + toHexString(contextHandle) + ") failed: werr " + GDI.GetLastError());
             }
diff --git a/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsWGLDrawableFactory.java b/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsWGLDrawableFactory.java
index 26d73638f..e9742c4fe 100644
--- a/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsWGLDrawableFactory.java
+++ b/src/jogl/classes/jogamp/opengl/windows/wgl/WindowsWGLDrawableFactory.java
@@ -490,7 +490,7 @@ public class WindowsWGLDrawableFactory extends GLDrawableFactoryImpl {
     AbstractGraphicsConfiguration config = target.getGraphicsConfiguration();
     GLCapabilitiesImmutable chosenCaps = (GLCapabilitiesImmutable) config.getChosenCapabilities();
     if(!chosenCaps.isPBuffer()) {
-        return new WindowsBitmapWGLDrawable(this, target);
+        return WindowsBitmapWGLDrawable.create(this, target);
     }
 
     // PBuffer GLDrawable Creation
diff --git a/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXContext.java b/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXContext.java
index c60619452..c3c35ed49 100644
--- a/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXContext.java
+++ b/src/jogl/classes/jogamp/opengl/x11/glx/X11GLXContext.java
@@ -284,28 +284,30 @@ public class X11GLXContext extends GLContextImpl {
     final X11GLXContext sharedContext = (X11GLXContext) factory.getOrCreateSharedContextImpl(device);
     long display = device.getHandle();
 
-    long share = 0;
-    if (shareWith != null) {
-      share = shareWith.getHandle();
-      if (share == 0) {
-        throw new GLException("GLContextShareSet returned an invalid OpenGL context");
-      }
-      direct = GLX.glXIsDirect(display, share);
+    final long share;
+    if ( null != shareWith ) {
+        share = shareWith.getHandle();
+        if (share == 0) {
+            throw new GLException("GLContextShareSet returned an invalid OpenGL context");
+        }
+        direct = GLX.glXIsDirect(display, share);
+    } else {
+        share = 0;
     }
 
-    GLCapabilitiesImmutable glCaps = (GLCapabilitiesImmutable) config.getChosenCapabilities();
-    GLProfile glp = glCaps.getGLProfile();
+    final GLCapabilitiesImmutable glCaps = (GLCapabilitiesImmutable) config.getChosenCapabilities();
+    final GLProfile glp = glCaps.getGLProfile();
 
-    if(config.getFBConfigID()<0) {
+    if( config.getFBConfigID() < 0 ) {
         // not able to use FBConfig
         if(glp.isGL3()) {
           throw new GLException(getThreadName()+": Unable to create OpenGL >= 3.1 context");
         }
         contextHandle = GLX.glXCreateContext(display, config.getXVisualInfo(), share, direct);
-        if (contextHandle == 0) {
+        if ( 0 == contextHandle ) {
           throw new GLException(getThreadName()+": Unable to create context(0)");
         }
-        if (!glXMakeContextCurrent(display, drawable.getHandle(), drawableRead.getHandle(), contextHandle)) {
+        if ( !glXMakeContextCurrent(display, drawable.getHandle(), drawableRead.getHandle(), contextHandle) ) {
           throw new GLException(getThreadName()+": Error making temp context(0) current: display "+toHexString(display)+", context "+toHexString(contextHandle)+", drawable "+drawable);
         }
         setGLFunctionAvailability(true, 0, 0, CTX_PROFILE_COMPAT, false); // use GL_VERSION
@@ -319,23 +321,23 @@ public class X11GLXContext extends GLContextImpl {
     boolean createContextARBTried = false;
 
     // utilize the shared context's GLXExt in case it was using the ARB method and it already exists
-    if(null!=sharedContext && sharedContext.isCreatedWithARBMethod()) {
+    if( null != sharedContext && sharedContext.isCreatedWithARBMethod() ) {
         contextHandle = createContextARB(share, direct);
         createContextARBTried = true;
-        if (DEBUG && 0!=contextHandle) {
+        if ( DEBUG && 0 != contextHandle ) {
             System.err.println(getThreadName() + ": createContextImpl: OK (ARB, using sharedContext) share "+share);
         }
     }
 
-    long temp_ctx = 0;
-    if(0==contextHandle) {
+    final long temp_ctx;
+    if( 0 == contextHandle ) {
         // To use GLX_ARB_create_context, we have to make a temp context current,
         // so we are able to use GetProcAddress
         temp_ctx = GLX.glXCreateNewContext(display, config.getFBConfig(), GLX.GLX_RGBA_TYPE, share, direct);
-        if (temp_ctx == 0) {
+        if ( 0 == temp_ctx ) {
             throw new GLException(getThreadName()+": Unable to create temp OpenGL context(1)");
         }
-        if (!glXMakeContextCurrent(display, drawable.getHandle(), drawableRead.getHandle(), temp_ctx)) {
+        if ( !glXMakeContextCurrent(display, drawable.getHandle(), drawableRead.getHandle(), temp_ctx) ) {
           throw new GLException(getThreadName()+": Error making temp context(1) current: display "+toHexString(display)+", context "+toHexString(temp_ctx)+", drawable "+drawable);
         }
         setGLFunctionAvailability(true, 0, 0, CTX_PROFILE_COMPAT, false); // use GL_VERSION
@@ -349,7 +351,7 @@ public class X11GLXContext extends GLContextImpl {
                 contextHandle = createContextARB(share, direct);
                 createContextARBTried=true;
                 if (DEBUG) {
-                    if(0!=contextHandle) {
+                    if( 0 != contextHandle ) {
                         System.err.println(getThreadName() + ": createContextImpl: OK (ARB, initial) share "+share);
                     } else {
                         System.err.println(getThreadName() + ": createContextImpl: NOT OK (ARB, initial) - creation failed - share "+share);
@@ -360,18 +362,20 @@ public class X11GLXContext extends GLContextImpl {
                                    ", isProcCreateContextAttribsARBAvailable "+isProcCreateContextAttribsARBAvailable+", isExtGLXARBCreateContextAvailable "+isExtARBCreateContextAvailable);
             }
         }
+    } else {
+        temp_ctx = 0;
     }
 
-    if(0!=contextHandle) {
-        if(0!=temp_ctx) {
+    if( 0 != contextHandle ) {
+        if( 0 != temp_ctx ) {
             glXMakeContextCurrent(display, 0, 0, 0);
             GLX.glXDestroyContext(display, temp_ctx);
-            if (!glXMakeContextCurrent(display, drawable.getHandle(), drawableRead.getHandle(), contextHandle)) {
+            if ( !glXMakeContextCurrent(display, drawable.getHandle(), drawableRead.getHandle(), contextHandle) ) {
                 throw new GLException(getThreadName()+": Cannot make previous verified context current");
             }
         }
     } else {
-        if(glp.isGL3()) {
+        if( glp.isGL3() ) {
           glXMakeContextCurrent(display, 0, 0, 0);
           GLX.glXDestroyContext(display, temp_ctx);
           throw new GLException(getThreadName()+": X11GLXContext.createContextImpl ctx !ARB, profile > GL2 requested (OpenGL >= 3.0.1). Requested: "+glp+", current: "+getGLVersion());
@@ -382,7 +386,7 @@ public class X11GLXContext extends GLContextImpl {
 
         // continue with temp context for GL <= 3.0
         contextHandle = temp_ctx;
-        if (!glXMakeContextCurrent(display, drawable.getHandle(), drawableRead.getHandle(), contextHandle)) {
+        if ( !glXMakeContextCurrent(display, drawable.getHandle(), drawableRead.getHandle(), contextHandle) ) {
           glXMakeContextCurrent(display, 0, 0, 0);
           GLX.glXDestroyContext(display, temp_ctx);
           throw new GLException(getThreadName()+": Error making context(1) current: display "+toHexString(display)+", context "+toHexString(contextHandle)+", drawable "+drawable);
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLnBitmapCapsNEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLnBitmapCapsNEWT.java
new file mode 100644
index 000000000..746b8e15a
--- /dev/null
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLnBitmapCapsNEWT.java
@@ -0,0 +1,182 @@
+/**
+ * Copyright 2010 JogAmp Community. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are
+ * permitted provided that the following conditions are met:
+ * 
+ *    1. Redistributions of source code must retain the above copyright notice, this list of
+ *       conditions and the following disclaimer.
+ * 
+ *    2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *       of conditions and the following disclaimer in the documentation and/or other materials
+ *       provided with the distribution.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * 
+ * The views and conclusions contained in the software and documentation are those of the
+ * authors and should not be interpreted as representing official policies, either expressed
+ * or implied, of JogAmp Community.
+ */
+ 
+package com.jogamp.opengl.test.junit.jogl.acore;
+
+import java.io.IOException;
+
+import javax.media.nativewindow.CapabilitiesImmutable;
+import javax.media.opengl.GLCapabilities;
+import javax.media.opengl.GLCapabilitiesImmutable;
+import javax.media.opengl.GLContext;
+import javax.media.opengl.GLDrawableFactory;
+import javax.media.opengl.GLEventListener;
+import javax.media.opengl.GLOffscreenAutoDrawable;
+import javax.media.opengl.GLProfile;
+
+import jogamp.opengl.GLGraphicsConfigurationUtil;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import com.jogamp.opengl.JoglVersion;
+import com.jogamp.opengl.test.junit.jogl.demos.gl2.Gears;
+import com.jogamp.opengl.test.junit.util.AWTRobotUtil;
+import com.jogamp.opengl.test.junit.util.UITestCase;
+
+/**
+ * Toolkit agnostic {@link GLOffscreenAutoDrawable} tests using the 
+ * {@link GLDrawableFactory#createOffscreenAutoDrawable(javax.media.nativewindow.AbstractGraphicsDevice, GLCapabilitiesImmutable, javax.media.opengl.GLCapabilitiesChooser, int, int, GLContext) factory model}. 
+ * <p>
+ * The created {@link GLOffscreenAutoDrawable} is being used to run the {@link GLEventListener}.  
+ * </p> 
+ */
+public class TestGLAutoDrawableFactoryGLnBitmapCapsNEWT extends UITestCase {
+    static final int widthStep = 800/4;
+    static final int heightStep = 600/4;
+    volatile int szStep = 2;
+
+    void doTest(GLCapabilitiesImmutable reqGLCaps, GLEventListener demo) throws InterruptedException {
+        System.out.println("Requested  GL Caps: "+reqGLCaps);
+        final GLDrawableFactory factory = GLDrawableFactory.getFactory(reqGLCaps.getGLProfile());
+        final GLCapabilitiesImmutable expGLCaps = GLGraphicsConfigurationUtil.fixGLCapabilities(reqGLCaps, factory, null);
+        System.out.println("Expected   GL Caps: "+expGLCaps);
+
+        //
+        // Create native OpenGL resources .. XGL/WGL/CGL .. 
+        // equivalent to GLAutoDrawable methods: setVisible(true)
+        //
+        final GLOffscreenAutoDrawable glad = factory.createOffscreenAutoDrawable(null, reqGLCaps, null, widthStep*szStep, heightStep*szStep, null);
+        
+        Assert.assertNotNull(glad);
+        System.out.println("Drawable    Pre-GL(0): "+glad.getClass().getName()+", "+glad.getNativeSurface().getClass().getName());        
+        Assert.assertTrue(glad.isRealized());
+        
+        // Check caps of NativeWindow config w/o GL
+        final CapabilitiesImmutable chosenCaps = glad.getChosenGLCapabilities();
+        System.out.println("Drawable Caps Pre_GL : "+chosenCaps);
+        Assert.assertNotNull(chosenCaps);
+        Assert.assertTrue(chosenCaps.getGreenBits()>4);
+        Assert.assertTrue(chosenCaps.getBlueBits()>4);
+        Assert.assertTrue(chosenCaps.getRedBits()>4);
+        
+        glad.display(); // force native context creation
+
+        // Check caps of GLDrawable after realization
+        final GLCapabilitiesImmutable chosenGLCaps = glad.getChosenGLCapabilities();
+        System.out.println("Chosen     GL CTX (1): "+glad.getContext().getGLVersion());
+        System.out.println("Chosen     GL Caps(1): "+chosenGLCaps);
+        System.out.println("Chosen     GL Caps(2): "+glad.getNativeSurface().getGraphicsConfiguration().getChosenCapabilities());
+
+        Assert.assertNotNull(chosenGLCaps);
+        Assert.assertTrue(chosenGLCaps.getGreenBits()>4);
+        Assert.assertTrue(chosenGLCaps.getBlueBits()>4);
+        Assert.assertTrue(chosenGLCaps.getRedBits()>4);
+        Assert.assertTrue(chosenGLCaps.getDepthBits()>4);
+        Assert.assertEquals(expGLCaps.isOnscreen(), chosenGLCaps.isOnscreen());
+        Assert.assertEquals(expGLCaps.isFBO(), chosenGLCaps.isFBO());
+        Assert.assertEquals(expGLCaps.isPBuffer(), chosenGLCaps.isPBuffer());
+        Assert.assertEquals(expGLCaps.isBitmap(), chosenGLCaps.isBitmap());
+        /** Single/Double buffer cannot be checked since result may vary .. 
+        if(chosenGLCaps.isOnscreen() || chosenGLCaps.isFBO()) {
+            // dbl buffer may be disabled w/ offscreen pbuffer and bitmap
+            Assert.assertEquals(expGLCaps.getDoubleBuffered(), chosenGLCaps.getDoubleBuffered());
+        } */        
+
+        glad.addGLEventListener(demo);
+        
+        final SnapshotGLEventListener snapshotGLEventListener = new SnapshotGLEventListener();
+        glad.addGLEventListener(snapshotGLEventListener);
+        
+        glad.display(); // initial resize/display
+        
+        // 1 - szStep = 2
+        Assert.assertTrue("Size not reached: Expected "+(widthStep*szStep)+"x"+(heightStep*szStep)+", Is "+glad.getWidth()+"x"+glad.getHeight(), 
+                          AWTRobotUtil.waitForSize(glad, widthStep*szStep, heightStep*szStep));
+        snapshotGLEventListener.setMakeSnapshot();
+        glad.display();
+        
+        // 2, 3 (resize + display)
+        szStep = 1;
+        glad.setSize(widthStep*szStep, heightStep*szStep);
+        Assert.assertTrue("Size not reached: Expected "+(widthStep*szStep)+"x"+(heightStep*szStep)+", Is "+glad.getWidth()+"x"+glad.getHeight(), 
+                          AWTRobotUtil.waitForSize(glad, widthStep*szStep, heightStep*szStep));
+        snapshotGLEventListener.setMakeSnapshot();
+        glad.display();
+                
+        // 4, 5 (resize + display)
+        szStep = 4;
+        glad.setSize(widthStep*szStep, heightStep*szStep);
+        Assert.assertTrue("Size not reached: Expected "+(widthStep*szStep)+"x"+(heightStep*szStep)+", Is "+glad.getWidth()+"x"+glad.getHeight(), 
+                          AWTRobotUtil.waitForSize(glad, widthStep*szStep, heightStep*szStep));
+        snapshotGLEventListener.setMakeSnapshot();
+        glad.display();
+        
+        Thread.sleep(50);
+        
+        glad.destroy();
+        System.out.println("Fin Drawable: "+glad);        
+    }
+
+    @Test
+    public void testAvailableInfo() {
+        GLDrawableFactory f = GLDrawableFactory.getDesktopFactory();
+        if(null != f) {
+            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
+        }
+        f = GLDrawableFactory.getEGLFactory();
+        if(null != f) {
+            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
+        }
+    }    
+    
+    // Might be reduced to !double-buff
+    @Test
+    public void testGL2OffScreenBitmapDblBuf() throws InterruptedException {
+        final GLCapabilities reqGLCaps = new GLCapabilities(GLProfile.getDefault());
+        reqGLCaps.setOnscreen(false);
+        reqGLCaps.setBitmap(true);
+        doTest(reqGLCaps, new Gears(1));
+    }
+    
+    // Might be reduced to !MSAA
+    @Test
+    public void testGL2OffScreenBitmapDblBufMSAA() throws InterruptedException {
+        final GLCapabilities reqGLCaps = new GLCapabilities(GLProfile.getDefault());
+        reqGLCaps.setOnscreen(false);
+        reqGLCaps.setBitmap(true);
+        reqGLCaps.setSampleBuffers(true);
+        reqGLCaps.setNumSamples(4);
+        doTest(reqGLCaps, new Gears(1));
+    }    
+        
+    public static void main(String args[]) throws IOException {
+        org.junit.runner.JUnitCore.main(TestGLAutoDrawableFactoryGLnBitmapCapsNEWT.class.getName());
+    }
+
+}