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Diffstat (limited to 'src/net/java/games/jogl/GLCanvas.java')
-rw-r--r-- | src/net/java/games/jogl/GLCanvas.java | 278 |
1 files changed, 0 insertions, 278 deletions
diff --git a/src/net/java/games/jogl/GLCanvas.java b/src/net/java/games/jogl/GLCanvas.java deleted file mode 100644 index f73a006ae..000000000 --- a/src/net/java/games/jogl/GLCanvas.java +++ /dev/null @@ -1,278 +0,0 @@ -/* - * 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 net.java.games.jogl; - -import java.awt.Canvas; -import java.awt.EventQueue; -import java.awt.Graphics; -import java.awt.GraphicsConfiguration; -import net.java.games.jogl.impl.*; - -// FIXME: Subclasses need to call resetGLFunctionAvailability() on their -// context whenever the displayChanged() function is called on our -// GLEventListeners - -/** A heavyweight AWT component which provides OpenGL rendering - support. This is the primary implementation of {@link GLDrawable}; - {@link GLJPanel} is provided for compatibility with Swing user - interfaces when adding a heavyweight doesn't work either because - of Z-ordering or LayoutManager problems. This class can not be - instantiated directly; use {@link GLDrawableFactory} to construct - them. */ - -public final class GLCanvas extends Canvas implements GLDrawable { - - protected static final boolean DEBUG = Debug.debug("GLCanvas"); - - private GLDrawableHelper drawableHelper = new GLDrawableHelper(); - private GLContext context; - - GLCanvas(GraphicsConfiguration config, - GLCapabilities capabilities, - GLCapabilitiesChooser chooser, - GLDrawable shareWith) { - super(config); - context = GLContextFactory.getFactory().createGLContext(this, capabilities, chooser, - GLContextHelper.getContext(shareWith)); - } - - public void display() { - maybeDoSingleThreadedWorkaround(displayOnEventDispatchThreadAction, - displayAction, - false); - } - - /** Overridden from Canvas; calls {@link #display}. Should not be - invoked by applications directly. */ - public void paint(Graphics g) { - if (!context.getNoAutoRedrawMode()) { - display(); - } - } - - /** Overridden from Canvas; used to indicate when it's safe to - create an OpenGL context for the component. */ - public void addNotify() { - super.addNotify(); - context.setRealized(); - if (DEBUG) { - System.err.println("GLCanvas.addNotify()"); - } - } - - /** Overridden from Canvas; used to indicate that it's no longer - safe to have an OpenGL context for the component. */ - public void removeNotify() { - context.destroy(); - super.removeNotify(); - if (DEBUG) { - System.err.println("GLCanvas.removeNotify()"); - } - } - - /** Overridden from Canvas; causes {@link GLDrawableHelper#reshape} - to be called on all registered {@link GLEventListener}s. Called - automatically by the AWT; should not be invoked by applications - directly. */ - public void reshape(int x, int y, int width, int height) { - super.reshape(x, y, width, height); - // Note: we ignore the given x and y within the parent component - // since we are drawing directly into this heavyweight component. - final int fx = 0; - final int fy = 0; - final int fwidth = width; - final int fheight = height; - final Runnable reshapeRunnable = new Runnable() { - public void run() { - getGL().glViewport(fx, fy, fwidth, fheight); - drawableHelper.reshape(GLCanvas.this, fx, fy, fwidth, fheight); - } - }; - final Runnable reshapeOnEDTRunnable = new Runnable() { - public void run() { - context.invokeGL(reshapeRunnable, true, initAction); - } - }; - maybeDoSingleThreadedWorkaround(reshapeOnEDTRunnable, reshapeRunnable, true); - } - - /** Overridden from Canvas to prevent Java2D's clearing of the - canvas from interfering with the OpenGL rendering. */ - public void update(Graphics g) { - paint(g); - } - - public void addGLEventListener(GLEventListener listener) { - drawableHelper.addGLEventListener(listener); - } - - public void removeGLEventListener(GLEventListener listener) { - drawableHelper.removeGLEventListener(listener); - } - - public GL getGL() { - return context.getGL(); - } - - public void setGL(GL gl) { - context.setGL(gl); - } - - public GLU getGLU() { - return context.getGLU(); - } - - public void setGLU(GLU glu) { - context.setGLU(glu); - } - - void willSetRenderingThread() { - context.willSetRenderingThread(); - } - - public void setRenderingThread(Thread currentThreadOrNull) throws GLException { - context.setRenderingThread(currentThreadOrNull, initAction); - } - - public Thread getRenderingThread() { - return context.getRenderingThread(); - } - - public void setNoAutoRedrawMode(boolean noAutoRedraw) { - context.setNoAutoRedrawMode(noAutoRedraw); - } - - public boolean getNoAutoRedrawMode() { - return context.getNoAutoRedrawMode(); - } - - public void setAutoSwapBufferMode(boolean onOrOff) { - context.setAutoSwapBufferMode(onOrOff); - } - - public boolean getAutoSwapBufferMode() { - return context.getAutoSwapBufferMode(); - } - - public void swapBuffers() { - maybeDoSingleThreadedWorkaround(swapBuffersOnEventDispatchThreadAction, swapBuffersAction, false); - } - - public boolean canCreateOffscreenDrawable() { - return context.canCreatePbufferContext(); - } - - public GLPbuffer createOffscreenDrawable(GLCapabilities capabilities, - int initialWidth, - int initialHeight) { - return new GLPbufferImpl(context.createPbufferContext(capabilities, initialWidth, initialHeight)); - } - - GLContext getContext() { - return context; - } - - //---------------------------------------------------------------------- - // Internals only below this point - // - - private void maybeDoSingleThreadedWorkaround(Runnable eventDispatchThreadAction, - Runnable invokeGLAction, - boolean isReshape) { - if (SingleThreadedWorkaround.doWorkaround() && !EventQueue.isDispatchThread()) { - try { - // Reshape events must not block on the event queue due to the - // possibility of deadlocks during initial component creation. - // This solution is not optimal, because it changes the - // semantics of reshape() to have some of the processing being - // done asynchronously, but at least it preserves the - // semantics of the single-threaded workaround. - if (!isReshape) { - EventQueue.invokeAndWait(eventDispatchThreadAction); - } else { - EventQueue.invokeLater(eventDispatchThreadAction); - } - } catch (Exception e) { - throw new GLException(e); - } - } else { - context.invokeGL(invokeGLAction, isReshape, initAction); - } - } - - class InitAction implements Runnable { - public void run() { - drawableHelper.init(GLCanvas.this); - } - } - private InitAction initAction = new InitAction(); - - class DisplayAction implements Runnable { - public void run() { - drawableHelper.display(GLCanvas.this); - } - } - private DisplayAction displayAction = new DisplayAction(); - - class SwapBuffersAction implements Runnable { - public void run() { - context.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() { - context.invokeGL(displayAction, false, initAction); - } - } - private DisplayOnEventDispatchThreadAction displayOnEventDispatchThreadAction = - new DisplayOnEventDispatchThreadAction(); - class SwapBuffersOnEventDispatchThreadAction implements Runnable { - public void run() { - context.invokeGL(swapBuffersAction, false, initAction); - } - } - private SwapBuffersOnEventDispatchThreadAction swapBuffersOnEventDispatchThreadAction = - new SwapBuffersOnEventDispatchThreadAction(); -} |