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/*
* Copyright (c) 2003 Sun Microsystems, Inc. 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.sun.opengl.impl;
/**
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.event.*;
import java.beans.PropertyChangeListener;
*/
import javax.media.nativewindow.*;
import javax.media.opengl.*;
/** 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) {
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 void setSize(int width, int height) {
// FIXME
throw new GLException("Not yet implemented");
}
public NativeWindow getNativeWindow() {
return pbufferDrawable.getNativeWindow();
}
public GLDrawableFactory getFactory() {
return pbufferDrawable.getFactory();
}
public int getWidth() {
return pbufferDrawable.getWidth();
}
public int getHeight() {
return pbufferDrawable.getHeight();
}
public void display() {
maybeDoSingleThreadedWorkaround(displayOnEventDispatchThreadAction,
displayAction,
false);
}
public void repaint() {
display();
}
public void addGLEventListener(GLEventListener listener) {
drawableHelper.addGLEventListener(listener);
}
public void removeGLEventListener(GLEventListener listener) {
drawableHelper.removeGLEventListener(listener);
}
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 void setGL(GL gl) {
getContext().setGL(gl);
}
public void setAutoSwapBufferMode(boolean onOrOff) {
drawableHelper.setAutoSwapBufferMode(onOrOff);
}
public boolean getAutoSwapBufferMode() {
return drawableHelper.getAutoSwapBufferMode();
}
public void swapBuffers() {
maybeDoSingleThreadedWorkaround(swapBuffersOnEventDispatchThreadAction, swapBuffersAction, false);
}
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 GLCapabilities getChosenGLCapabilities() {
if (pbufferDrawable == null)
return null;
return pbufferDrawable.getChosenGLCapabilities();
}
public GLCapabilities getRequestedGLCapabilities() {
if (pbufferDrawable == null)
return null;
return pbufferDrawable.getRequestedGLCapabilities();
}
public GLProfile getGLProfile() {
if (pbufferDrawable == null)
return null;
return pbufferDrawable.getGLProfile();
}
private boolean surfaceLocked = false;
public int lockSurface() throws GLException {
surfaceLocked=true;
return NativeWindow.LOCK_SUCCESS;
}
public void unlockSurface() {
surfaceLocked=false;
}
public boolean isSurfaceLocked() {
return surfaceLocked;
}
//----------------------------------------------------------------------
// No-ops for ComponentEvents
//
/*
public void addComponentListener(ComponentListener l) {}
public void removeComponentListener(ComponentListener l) {}
public void addFocusListener(FocusListener l) {}
public void removeFocusListener(FocusListener l) {}
public void addHierarchyBoundsListener(HierarchyBoundsListener l) {}
public void removeHierarchyBoundsListener(HierarchyBoundsListener l) {}
public void addHierarchyListener(HierarchyListener l) {}
public void removeHierarchyListener(HierarchyListener l) {}
public void addInputMethodListener(InputMethodListener l) {}
public void removeInputMethodListener(InputMethodListener l) {}
public void addKeyListener(KeyListener l) {}
public void removeKeyListener(KeyListener l) {}
public void addMouseListener(MouseListener l) {}
public void removeMouseListener(MouseListener l) {}
public void addMouseMotionListener(MouseMotionListener l) {}
public void removeMouseMotionListener(MouseMotionListener l) {}
public void addMouseWheelListener(MouseWheelListener l) {}
public void removeMouseWheelListener(MouseWheelListener l) {}
public void addPropertyChangeListener(PropertyChangeListener listener) {}
public void removePropertyChangeListener(PropertyChangeListener listener) {}
public void addPropertyChangeListener(String propertyName,
PropertyChangeListener listener) {}
public void removePropertyChangeListener(String propertyName,
PropertyChangeListener listener) {}
*/
public void destroy() {
// FIXME: not calling event listeners .. see GLAutoDrawable spec
if (Threading.isSingleThreaded() &&
!Threading.isOpenGLThread()) {
Threading.invokeOnOpenGLThread(destroyAction);
} else {
destroyAction.run();
}
}
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 maybeDoSingleThreadedWorkaround(Runnable eventDispatchThreadAction,
Runnable invokeGLAction,
boolean isReshape) {
if (Threading.isSingleThreaded() &&
!Threading.isOpenGLThread()) {
Threading.invokeOnOpenGLThread(eventDispatchThreadAction);
} else {
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 {
// FIXME: currently a no-op
public void run() {
pbufferDrawable.swapBuffers();
}
}
private SwapBuffersAction swapBuffersAction = new SwapBuffersAction();
// Workaround for ATI driver bugs related to multithreading issues
// like simultaneous rendering via Animators to canvases that are
// being resized on the AWT event dispatch thread
class DisplayOnEventDispatchThreadAction implements Runnable {
public void run() {
drawableHelper.invokeGL(pbufferDrawable, context, displayAction, initAction);
}
}
private DisplayOnEventDispatchThreadAction displayOnEventDispatchThreadAction =
new DisplayOnEventDispatchThreadAction();
class SwapBuffersOnEventDispatchThreadAction implements Runnable {
public void run() {
drawableHelper.invokeGL(pbufferDrawable, context, swapBuffersAction, initAction);
}
}
private SwapBuffersOnEventDispatchThreadAction swapBuffersOnEventDispatchThreadAction =
new SwapBuffersOnEventDispatchThreadAction();
class DestroyAction implements Runnable {
public void run() {
if (null != context) {
context.destroy();
}
pbufferDrawable.destroy();
}
}
private DestroyAction destroyAction = new DestroyAction();
}
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