1 files changed, 299 insertions, 0 deletions
diff --git a/src/jogl/classes/jogamp/opengl/GLPbufferImpl.java b/src/jogl/classes/jogamp/opengl/GLPbufferImpl.java
new file mode 100644
index 000000000..5119f5360
--- /dev/null
+++ b/src/jogl/classes/jogamp/opengl/GLPbufferImpl.java
@@ -0,0 +1,299 @@
+/*
+ * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
+ * Copyright (c) 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:
+ * 
+ * - Redistribution of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * 
+ * - Redistribution 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.
+ * 
+ * Neither the name of Sun Microsystems, Inc. or the names of
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ * 
+ * This software is provided "AS IS," without a warranty of any kind. ALL
+ * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
+ * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
+ * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
+ * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
+ * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
+ * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
+ * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
+ * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
+ * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
+ * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+ * 
+ * You acknowledge that this software is not designed or intended for use
+ * in the design, construction, operation or maintenance of any nuclear
+ * facility.
+ * 
+ * Sun gratefully acknowledges that this software was originally authored
+ * and developed by Kenneth Bradley Russell and Christopher John Kline.
+ */
+
+package com.jogamp.opengl.impl;
+
+import com.jogamp.common.util.locks.RecursiveLock;
+import javax.media.nativewindow.NativeSurface;
+import javax.media.opengl.GL;
+import javax.media.opengl.GLAnimatorControl;
+import javax.media.opengl.GLCapabilitiesImmutable;
+import javax.media.opengl.GLContext;
+import javax.media.opengl.GLDrawable;
+import javax.media.opengl.GLDrawableFactory;
+import javax.media.opengl.GLEventListener;
+import javax.media.opengl.GLException;
+import javax.media.opengl.GLPbuffer;
+import javax.media.opengl.GLProfile;
+import javax.media.opengl.GLRunnable;
+
+/** Platform-independent class exposing pbuffer functionality to
+    applications. This class is not exposed in the public API as it
+    would probably add no value; however it implements the GLDrawable
+    interface so can be interacted with via its display() method. */
+
+public class GLPbufferImpl implements GLPbuffer {
+  private GLDrawableImpl pbufferDrawable;
+  private GLContextImpl context;
+  private GLDrawableHelper drawableHelper = new GLDrawableHelper();
+  private int floatMode;
+
+  public GLPbufferImpl(GLDrawableImpl pbufferDrawable,
+                       GLContext parentContext) {
+    GLCapabilitiesImmutable caps = (GLCapabilitiesImmutable)
+         pbufferDrawable.getNativeSurface().getGraphicsConfiguration().getNativeGraphicsConfiguration().getChosenCapabilities();
+    if(caps.isOnscreen()) {
+        if(caps.isPBuffer()) {
+            throw new IllegalArgumentException("Error: Given drawable is Onscreen and Pbuffer: "+pbufferDrawable);
+        }
+        throw new IllegalArgumentException("Error: Given drawable is Onscreen: "+pbufferDrawable);
+    } else {
+        if(!caps.isPBuffer()) {
+            throw new IllegalArgumentException("Error: Given drawable is not Pbuffer: "+pbufferDrawable);
+        }
+    }
+    this.pbufferDrawable = pbufferDrawable;
+    context = (GLContextImpl) pbufferDrawable.createContext(parentContext);
+    context.setSynchronized(true);
+  }
+
+  public GLContext createContext(GLContext shareWith) {
+    return pbufferDrawable.createContext(shareWith);
+  }
+
+  public void setRealized(boolean realized) {
+  }
+
+  public boolean isRealized() {
+    return true;
+  }
+
+  class DisposeAction implements Runnable {
+    public void run() {
+        // Lock: Covered by DestroyAction ..
+        drawableHelper.dispose(GLPbufferImpl.this);
+    }
+  }
+  DisposeAction disposeAction = new DisposeAction();
+
+  public void destroy() {
+    if(pbufferDrawable.isRealized()) {
+        if (null != context && context.isCreated()) {
+            try {
+                drawableHelper.invokeGL(pbufferDrawable, context, disposeAction, null);
+            } catch (GLException gle) {
+                gle.printStackTrace();
+            }
+            context.destroy();
+            // drawableHelper.reset();
+        }
+        pbufferDrawable.destroy();
+    }
+  }
+
+  public void setSize(int width, int height) {
+    // FIXME
+    throw new GLException("Not yet implemented");
+  }
+
+  public NativeSurface getNativeSurface() {
+      return pbufferDrawable.getNativeSurface();
+  }
+
+  public long getHandle() {
+    return pbufferDrawable.getHandle();
+  }
+
+  public GLDrawableFactory getFactory() {
+      return pbufferDrawable.getFactory();
+  }
+
+  public int getWidth() {
+    return pbufferDrawable.getWidth();
+  }
+
+  public int getHeight() {
+    return pbufferDrawable.getHeight();
+  }
+
+  public void display() {
+    invokeGL(displayAction);
+  }
+
+  public void repaint() {
+    display();
+  }
+
+  public void addGLEventListener(GLEventListener listener) {
+    drawableHelper.addGLEventListener(listener);
+  }
+
+  public void addGLEventListener(int index, GLEventListener listener) {
+    drawableHelper.addGLEventListener(index, listener);
+  }
+
+  public void removeGLEventListener(GLEventListener listener) {
+    drawableHelper.removeGLEventListener(listener);
+  }
+
+  public void setAnimator(GLAnimatorControl animatorControl) {
+    drawableHelper.setAnimator(animatorControl);
+  }
+
+  public GLAnimatorControl getAnimator() {
+    return drawableHelper.getAnimator();
+  }
+
+  public void invoke(boolean wait, GLRunnable glRunnable) {
+    drawableHelper.invoke(this, wait, glRunnable);
+  }
+
+  public void setContext(GLContext ctx) {
+    context=(GLContextImpl)ctx;
+  }
+
+  public GLContext getContext() {
+    return context;
+  }
+
+  public GLDrawable getDrawable() {
+    return pbufferDrawable;
+  }
+
+  public GL getGL() {
+    return getContext().getGL();
+  }
+
+  public GL setGL(GL gl) {
+    return getContext().setGL(gl);
+  }
+
+  public void setAutoSwapBufferMode(boolean onOrOff) {
+    drawableHelper.setAutoSwapBufferMode(onOrOff);
+  }
+
+  public boolean getAutoSwapBufferMode() {
+    return drawableHelper.getAutoSwapBufferMode();
+  }
+
+  public void swapBuffers() {
+    invokeGL(swapBuffersAction);
+  }
+
+  public void bindTexture() {
+    // Doesn't make much sense to try to do this on the event dispatch
+    // thread given that it has to be called while the context is current
+    context.bindPbufferToTexture();
+  }
+
+  public void releaseTexture() {
+    // Doesn't make much sense to try to do this on the event dispatch
+    // thread given that it has to be called while the context is current
+    context.releasePbufferFromTexture();
+  }
+
+  public GLCapabilitiesImmutable getChosenGLCapabilities() {
+    if (pbufferDrawable == null)
+      return null;
+
+    return pbufferDrawable.getChosenGLCapabilities();
+  }
+
+  public GLCapabilitiesImmutable getRequestedGLCapabilities() {
+    if (pbufferDrawable == null)
+      return null;
+
+    return pbufferDrawable.getRequestedGLCapabilities();
+  }
+
+  public GLProfile getGLProfile() {
+    if (pbufferDrawable == null)
+      return null;
+
+    return pbufferDrawable.getGLProfile();
+  }
+
+  private RecursiveLock recurLock = new RecursiveLock();
+
+  public int lockSurface() throws GLException {
+    recurLock.lock();
+    return NativeSurface.LOCK_SUCCESS;
+  }
+
+  public void unlockSurface() {
+    recurLock.unlock();
+  }
+
+  public boolean isSurfaceLocked() {
+    return recurLock.isLocked();
+  }
+
+  public Throwable getLockedStack() {
+    return recurLock.getLockedStack();
+  }
+
+  public int getFloatingPointMode() {
+    if (floatMode == 0) {
+      throw new GLException("Pbuffer not initialized, or floating-point support not requested");
+    }
+    return floatMode;
+  }
+
+  //----------------------------------------------------------------------
+  // Internals only below this point
+  //
+
+  private void invokeGL(Runnable invokeGLAction) {
+    drawableHelper.invokeGL(pbufferDrawable, context, invokeGLAction, initAction);
+  }
+
+
+  class InitAction implements Runnable {
+    public void run() {
+      floatMode = context.getFloatingPointMode();
+      drawableHelper.init(GLPbufferImpl.this);
+    }
+  }
+  private InitAction initAction = new InitAction();
+  
+  class DisplayAction implements Runnable {
+    public void run() {
+      drawableHelper.display(GLPbufferImpl.this);
+    }
+  }
+  private DisplayAction displayAction = new DisplayAction();
+
+  class SwapBuffersAction implements Runnable {
+    public void run() {
+      pbufferDrawable.swapBuffers();
+    }
+  }
+  private SwapBuffersAction swapBuffersAction = new SwapBuffersAction();
+}