diff options
Diffstat (limited to 'src/jogl')
7 files changed, 222 insertions, 10 deletions
diff --git a/src/jogl/classes/com/jogamp/opengl/impl/GLDrawableHelper.java b/src/jogl/classes/com/jogamp/opengl/impl/GLDrawableHelper.java index fcd662048..8fefe149e 100644 --- a/src/jogl/classes/com/jogamp/opengl/impl/GLDrawableHelper.java +++ b/src/jogl/classes/com/jogamp/opengl/impl/GLDrawableHelper.java @@ -51,6 +51,7 @@ public class GLDrawableHelper { private static final boolean VERBOSE = Debug.verbose(); private static final boolean NVIDIA_CRASH_WORKAROUND = Debug.isPropertyDefined("jogl.nvidia.crash.workaround", true); private boolean autoSwapBufferMode = true; + private ArrayList glRunnables = new ArrayList(); // one shot GL tasks public GLDrawableHelper() { } @@ -100,6 +101,7 @@ public class GLDrawableHelper { for (Iterator iter = listeners.iterator(); iter.hasNext(); ) { ((GLEventListener) iter.next()).display(drawable); } + execGLRunnables(drawable); } public void reshape(GLAutoDrawable drawable, @@ -109,6 +111,55 @@ public class GLDrawableHelper { } } + private void execGLRunnables(GLAutoDrawable drawable) { + if(glRunnables.size()>0) { + ArrayList _glRunnables = null; + synchronized(glRunnables) { + if(glRunnables.size()>0) { + _glRunnables = glRunnables; + glRunnables = new ArrayList(); + } + } + if(null!=_glRunnables) { + for (Iterator iter = _glRunnables.iterator(); iter.hasNext(); ) { + ((GLRunnable) iter.next()).run(drawable); + } + } + } + } + + private void invokeLater(GLRunnable glRunnable) { + synchronized(glRunnables) { + glRunnables.add(glRunnable); + glRunnables.notifyAll(); + } + } + + public void invoke(boolean wait, GLRunnable glRunnable) { + if(glRunnable == null) { + return; + } + Object lock = new Object(); + GLRunnableTask rTask = new GLRunnableTask(glRunnable, wait?lock:null/*, true*/); + Throwable throwable = null; + synchronized(lock) { + invokeLater(rTask); + if( wait ) { + try { + lock.wait(); + } catch (InterruptedException ie) { + throwable = ie; + } + } + } + if(null==throwable) { + throwable = rTask.getThrowable(); + } + if(null!=throwable) { + throw new RuntimeException(throwable); + } + } + public void setAutoSwapBufferMode(boolean onOrOff) { autoSwapBufferMode = onOrOff; } diff --git a/src/jogl/classes/com/jogamp/opengl/impl/GLPbufferImpl.java b/src/jogl/classes/com/jogamp/opengl/impl/GLPbufferImpl.java index eb5e09d2f..071ac1378 100644 --- a/src/jogl/classes/com/jogamp/opengl/impl/GLPbufferImpl.java +++ b/src/jogl/classes/com/jogamp/opengl/impl/GLPbufferImpl.java @@ -130,10 +130,18 @@ public class GLPbufferImpl implements GLPbuffer { drawableHelper.addGLEventListener(listener); } + public void addGLEventListener(int index, GLEventListener listener) { + drawableHelper.addGLEventListener(index, listener); + } + public void removeGLEventListener(GLEventListener listener) { drawableHelper.removeGLEventListener(listener); } + public void invoke(boolean wait, GLRunnable glRunnable) { + drawableHelper.invoke(wait, glRunnable); + } + public void setContext(GLContext ctx) { context=(GLContextImpl)ctx; } diff --git a/src/jogl/classes/com/jogamp/opengl/impl/GLRunnableTask.java b/src/jogl/classes/com/jogamp/opengl/impl/GLRunnableTask.java new file mode 100644 index 000000000..a6a030c6b --- /dev/null +++ b/src/jogl/classes/com/jogamp/opengl/impl/GLRunnableTask.java @@ -0,0 +1,62 @@ +/* + * Copyright (c) 2010, Sven Gothel + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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. + * * Neither the name of Sven Gothel nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 Sven Gothel 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. + */ +package com.jogamp.opengl.impl; + +import javax.media.opengl.GLRunnable; +import javax.media.opengl.GLAutoDrawable; + +/** + * Helper class to provide a Runnable queue implementation with a Runnable wrapper + * which notifies after execution for the <code>invokeAndWait()</code> semantics. + */ +public class GLRunnableTask implements GLRunnable { + GLRunnable runnable; + Object notifyObject; + + Throwable runnableException; + + public GLRunnableTask(GLRunnable runnable, Object notifyObject) { + this.runnable = runnable ; + this.notifyObject = notifyObject ; + } + + public void run(GLAutoDrawable drawable) { + try { + runnable.run(drawable); + } catch (Throwable t) { + runnableException = t; + } + if(null != notifyObject) { + synchronized (notifyObject) { + notifyObject.notifyAll(); + } + } + } + + public Throwable getThrowable() { return runnableException; } +} + diff --git a/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java b/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java index 7342369d9..7236aa533 100644 --- a/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java +++ b/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java @@ -138,11 +138,22 @@ public interface GLAutoDrawable extends GLDrawable { */ public void setContext(GLContext context); - /** Adds a {@link GLEventListener} to this drawable. If multiple - listeners are added to a given drawable, they are notified of - events in an arbitrary order. */ + /** Adds a {@link GLEventListener} to the end of this drawable queue. + The listeners are notified of events in the order of the queue. */ public void addGLEventListener(GLEventListener listener); + /** + * Adds a {@link GLEventListener} at the given index of this drawable queue. + * The listeners are notified of events in the order of the queue. + * @param index Position where the listener will be inserted. + * Should be within (0 <= index && index <= size()). + * An index value of -1 is interpreted as the end of the list, size(). + * @param listener The GLEventListener object to be inserted + * @throws IndexOutOfBoundsException If the index is not within (0 <= index && index <= size()), or -1 + */ + public void addGLEventListener(int index, GLEventListener listener) + throws IndexOutOfBoundsException; + /** Removes a {@link GLEventListener} from this drawable. Note that if this is done from within a particular drawable's {@link GLEventListener} handler (reshape, display, etc.) that it is not @@ -150,6 +161,19 @@ public interface GLAutoDrawable extends GLDrawable { during this update cycle. */ public void removeGLEventListener(GLEventListener listener); + /** + * Enqueues the one-shot {@link javax.media.opengl.GLRunnable} into the queue, + * which will be executed at the next {@link #display()} call. + * <p> + * Warning: We cannot verify if the caller runs in the same thread + * as the display caller, hence we cannot avoid a deadlock + * in such case. You have to know what you are doing, + * ie call this only in a I/O event listener, or such.<br></p> + * @see #display() + * @see javax.media.opengl.GLRunnable + */ + public void invoke(boolean wait, GLRunnable glRunnable); + /** FIXME: Returns the current state, {@link #STATE_INVALID}, {@link #STATE_VALID} or {@link #STATE_DESTROYING}. Tool to determine, e.g. if a {@link GLEventListener#dispose dispose(..)} @@ -166,19 +190,28 @@ public interface GLAutoDrawable extends GLDrawable { routine may be called manually. */ public void destroy(); - /** Causes OpenGL rendering to be performed for this GLAutoDrawable - by calling {@link GLEventListener#display display(..)} for all - registered {@link GLEventListener}s. Called automatically by the - window system toolkit upon receiving a repaint() request. this - routine may be called manually for better control over the + /** <p>Causes OpenGL rendering to be performed for this GLAutoDrawable + in the following order: + <ul> + <li> Calling {@link GLEventListener#display display(..)} for all + registered {@link GLEventListener}s. </li> + <li> Execute and dismiss all one-shot {@link javax.media.opengl.GLRunnable}, + enqueued via {@link #invoke(boolean, GLRunnable)}.</li> + </ul></p> + <p> + Called automatically by the + window system toolkit upon receiving a repaint() request.</p> + <p> + This routine may be called manually for better control over the rendering process. It is legal to call another GLAutoDrawable's display method from within the {@link GLEventListener#display - display(..)} callback.<p> + display(..)} callback.</p> + <p> In case of a new generated OpenGL context, the implementation shall call {@link GLEventListener#init init(..)} for all registered {@link GLEventListener}s <i>before</i> making the actual {@link GLEventListener#display display(..)} calls, - in case this has not been done yet.*/ + in case this has not been done yet.</p> */ public void display(); /** Enables or disables automatic buffer swapping for this drawable. @@ -211,4 +244,5 @@ public interface GLAutoDrawable extends GLDrawable { demos for examples. @return the set GL pipeline or null if not successful */ public GL setGL(GL gl); + } diff --git a/src/jogl/classes/javax/media/opengl/GLRunnable.java b/src/jogl/classes/javax/media/opengl/GLRunnable.java new file mode 100644 index 000000000..8d619273f --- /dev/null +++ b/src/jogl/classes/javax/media/opengl/GLRunnable.java @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2010, Sven Gothel + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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. + * * Neither the name of Sven Gothel nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 Sven Gothel 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. + */ +package javax.media.opengl; + +/** <p> Declares one-shot OpenGL commands, which client code can use to manage OpenGL + commands into a {@link GLAutoDrawable}. At the time any of these + methods is called, the drawable has made its associated OpenGL + context current, so it is valid to make OpenGL calls.<br></p> + <p> A GLRunnable maybe used to inject OpenGL commands via I/O event listener, + via {@link GLAutoDrawable#invoke(boolean, GLRunnable)}.</p> + */ +public interface GLRunnable { + /** Called by the drawable to initiate one-shot OpenGL commands by the + client, like {@link GLEventListener#display(GLAutoDrawable)}. */ + public void run(GLAutoDrawable drawable); +} + diff --git a/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java b/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java index 77b8e45d3..2dafd691a 100644 --- a/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java +++ b/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java @@ -484,10 +484,18 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable { drawableHelper.addGLEventListener(listener); } + public void addGLEventListener(int index, GLEventListener listener) { + drawableHelper.addGLEventListener(index, listener); + } + public void removeGLEventListener(GLEventListener listener) { drawableHelper.removeGLEventListener(listener); } + public void invoke(boolean wait, GLRunnable glRunnable) { + drawableHelper.invoke(wait, glRunnable); + } + public void setContext(GLContext ctx) { context=(GLContextImpl)ctx; } diff --git a/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java b/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java index 955949415..73962e979 100644 --- a/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java +++ b/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java @@ -372,10 +372,18 @@ public class GLJPanel extends JPanel implements AWTGLAutoDrawable { drawableHelper.addGLEventListener(listener); } + public void addGLEventListener(int index, GLEventListener listener) { + drawableHelper.addGLEventListener(index, listener); + } + public void removeGLEventListener(GLEventListener listener) { drawableHelper.removeGLEventListener(listener); } + public void invoke(boolean wait, GLRunnable glRunnable) { + drawableHelper.invoke(wait, glRunnable); + } + public GLContext createContext(GLContext shareWith) { return backend.createContext(shareWith); } |