/* * 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(); }