diff options
Diffstat (limited to 'src/jogl/classes/javax/media')
5 files changed, 238 insertions, 63 deletions
diff --git a/src/jogl/classes/javax/media/opengl/GLAnimatorControl.java b/src/jogl/classes/javax/media/opengl/GLAnimatorControl.java new file mode 100644 index 000000000..13788fe53 --- /dev/null +++ b/src/jogl/classes/javax/media/opengl/GLAnimatorControl.java @@ -0,0 +1,180 @@ +/** + * Copyright 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: + * + * 1. Redistributions of source code must retain the above copyright notice, this list of + * conditions and the following disclaimer. + * + * 2. 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. + * + * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community OR + * CONTRIBUTORS 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. + * + * The views and conclusions contained in the software and documentation are those of the + * authors and should not be interpreted as representing official policies, either expressed + * or implied, of JogAmp Community. + */ + +package javax.media.opengl; + +/** + * An animator control interface, + * which implementation may drive a {@link javax.media.opengl.GLAutoDrawable} animation. + * <P> + * Note that the methods {@link #start()}, {@link #stop()}, {@link #pause()} and {@link #resume()} + * shall be implemented to fail-fast, ie {@link #start()} fails if not started, etc. + * This way an implementation can find implementation errors faster. + */ +public interface GLAnimatorControl { + + /** + * @return Time of the first display call in milliseconds. + * This value is reset if started or resumed. + * + * @see #start() + * @see #resume() + */ + long getStartTime(); + + /** + * @return Time of the last display call in milliseconds. + * This value is reset if started or resumed. + * + * @see #start() + * @see #resume() + */ + long getCurrentTime(); + + /** + * @return Duration <code>getCurrentTime() - getStartTime()</code>. + * + * @see #getStartTime() + * @see #getCurrentTime() + */ + long getDuration(); + + + /** + * @return Number of frames issued to all registered GLAutoDrawables registered + */ + /** + * @return Number of frame cycles displayed by all registered {@link javax.media.opengl.GLAutoDrawable} + * since the first display call, ie <code>getStartTime()</code>. + * This value is reset if started or resumed. + * + * @see #start() + * @see #resume() + */ + int getTotalFrames(); + + /** + * Indicates whether this animator is currently running, ie started. + * + * @see #start() + * @see #stop() + * @see #pause() + * @see #resume() + */ + boolean isStarted(); + + /** + * Indicates whether this animator is currently running and not paused. + * + * @see #start() + * @see #stop() + * @see #pause() + * @see #resume() + */ + boolean isAnimating(); + + /** + * Indicates whether this animator is currently running and paused. + * + * @see #start() + * @see #stop() + * @see #pause() + * @see #resume() + */ + boolean isPaused(); + + /** + * @return The animation thread if started, ie running. + * + * @see #start() + * @see #stop() + */ + Thread getThread(); + + /** + * Starts this animator, if not running. + * <P> + * In most situations this method blocks until + * completion, except when called from the animation thread itself + * or in some cases from an implementation-internal thread like the + * AWT event queue thread. + * <P> + * If started, all counters (time, frames, ..) are reset to zero. + * + * @see #stop() + * @see #isAnimating() + * @see #getThread() + * @throws GLException if started and animating already + */ + void start(); + + /** + * Stops this animator. + * <P> + * In most situations this method blocks until + * completion, except when called from the animation thread itself + * or in some cases from an implementation-internal thread like the + * AWT event queue thread. + * + * @see #start() + * @see #isAnimating() + * @see #getThread() + * @throws GLException if not started or not animating + */ + void stop(); + + /** + * Pauses this animator. + * <P> + * In most situations this method blocks until + * completion, except when called from the animation thread itself + * or in some cases from an implementation-internal thread like the + * AWT event queue thread. + * + * @see #resume() + * @see #isAnimating() + * @throws GLException if not started or not animating or already paused + */ + void pause(); + + /** + * Resumes animation if paused. + * <P> + * In most situations this method blocks until + * completion, except when called from the animation thread itself + * or in some cases from an implementation-internal thread like the + * AWT event queue thread. + * <P> + * If resumed, all counters (time, frames, ..) are reset to zero. + * + * @see #pause() + * @see #isAnimating() + * @throws GLException if not started or not paused + */ + void resume(); +} diff --git a/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java b/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java index 10a32fd1d..bc2f633ce 100644 --- a/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java +++ b/src/jogl/classes/javax/media/opengl/GLAutoDrawable.java @@ -1,5 +1,6 @@ /* * 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 @@ -115,17 +116,6 @@ public interface GLAutoDrawable extends GLDrawable { * where you drag the window to another monitor. */ public static final boolean SCREEN_CHANGE_ACTION_ENABLED = Debug.getBooleanProperty("jogl.screenchange.action", true, AccessController.getContext()); - /** FIXME: - ** Invalid state, the resources are not yet ready to render. * - public static final int STATE_INVALID = 0; - - ** Valid state, all resources are ready to render, - and all registered {@link GLEventListener#init init(..)} are called. * - public static final int STATE_VALID = 1; - - ** Destroying state, currently executing the {@link #destroy()} method. * - public static final int STATE_DESTROYING = 2; */ - /** * Returns the context associated with this drawable. The returned * context will be synchronized. @@ -163,58 +153,55 @@ public interface GLAutoDrawable extends GLDrawable { /** * <p> - * Indicates whether a running animator thread is periodically issuing {@link #display()} calls or not.</p><br> + * Registers the usage of an animator, an {@link javax.media.opengl.GLAnimatorControl} implementation. + * The animator will be queried whether it's animating, ie periodically issuing {@link #display()} calls or not.</p><br> * <p> * This method shall be called by an animator implementation only,<br> - * e.g. {@link com.jogamp.opengl.util.Animator#start()}, passing the animator thread,<br> - * and {@link com.jogamp.opengl.util.Animator#stop()}, passing <code>null</code>.</p><br> + * e.g. {@link com.jogamp.opengl.util.Animator#add(javax.media.opengl.GLAutoDrawable)}, passing it's control implementation,<br> + * and {@link com.jogamp.opengl.util.Animator#remove(javax.media.opengl.GLAutoDrawable)}, passing <code>null</code>.</p><br> * <p> * Impacts {@link #display()} and {@link #invoke(boolean, GLRunnable)} semantics.</p><br> * - * @param animator <code>null</code> reference indicates no running animator thread - * issues {@link #display()} calls on this <code>GLAutoDrawable</code>,<br> - * a valid reference indicates a running animator thread - * periodically issuing {@link #display()} calls. + * @param animator <code>null</code> reference indicates no animator is using + * this <code>GLAutoDrawable</code>,<br> + * a valid reference indicates an animator is using this <code>GLAutoDrawable</code>. * - * @throws GLException if a running animator thread is already registered and you try to register a different one without unregistering the previous one. + * @throws GLException if an animator is already registered. * @see #display() * @see #invoke(boolean, GLRunnable) + * @see javax.media.opengl.GLAnimatorControl */ - public void setAnimator(Thread animator) throws GLException; + public abstract void setAnimator(GLAnimatorControl animatorControl) throws GLException; /** - * @return the value of the registered animator thread + * @return the registered {@link javax.media.opengl.GLAnimatorControl} implementation, using this <code>GLAutoDrawable</code>. * - * @see #setAnimator(Thread) + * @see #setAnimator(javax.media.opengl.GLAnimatorControl) + * @see javax.media.opengl.GLAnimatorControl */ - public Thread getAnimator(); + public GLAnimatorControl getAnimator(); /** * <p> * Enqueues a one-shot {@link javax.media.opengl.GLRunnable}, - * which will be executed with the next {@link #display()} call.</p><br> + * which will be executed with the next {@link #display()} call.</p> * <p> - * If {@link #setAnimator(Thread)} has not registered no running animator thread, the default,<br> + * If a {@link javax.media.opengl.GLAnimatorControl} is registered, or if it's not animating, the default situation,<br> * or if the current thread is the animator thread,<br> - * a {@link #display()} call has to be issued after enqueueing the <code>GLRunnable</code>.<br> - * No extra synchronization must be performed in case <code>wait</code> is true, since it is executed in the current thread.</p><br> + * a {@link #display()} call has to be issued after enqueue the <code>GLRunnable</code>.<br> + * No extra synchronization must be performed in case <code>wait</code> is true, since it is executed in the current thread.</p> * <p> - * If {@link #setAnimator(Thread)} has registered a valid animator thread,<br> - * no call of {@link #display()} must be issued, since the animator thread performs it.<br> - * If <code>wait</code> is true, the implementation must wait until the <code>GLRunnable</code> is excecuted.</p><br> + * If {@link javax.media.opengl.GLAnimatorControl} is registered and is animating,<br> + * no call of {@link #display()} must be issued, since the animator thread will performs it.<br> + * If <code>wait</code> is true, the implementation must wait until the <code>GLRunnable</code> is executed.<br> + * </p><br> * - * @see #setAnimator(Thread) + * @see #setAnimator(javax.media.opengl.GLAnimatorControl) * @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(..)} - event is send in the context of the destruction of this GLAutoDrawable. - public int getCurrentState(); */ - /** Destroys all resources associated with this GLAutoDrawable, inclusive the GLContext. If a window is attached to it's implementation, it shall be closed. @@ -236,14 +223,13 @@ public interface GLAutoDrawable extends GLDrawable { * enqueued via {@link #invoke(boolean, GLRunnable)}.</li> * </ul></p> * <p> - * Called automatically by the - * window system toolkit upon receiving a repaint() request, - * except a running animator thread is registered with {@link #setAnimator(Thread)}.</p> <br> - * <p> - * Maybe called periodically by a running animator thread,<br> - * which must register itself with {@link #setAnimator(Thread)}.</p> <br> + * May be called periodically by a running {@link javax.media.opengl.GLAnimatorControl} implementation,<br> + * which must register itself with {@link #setAnimator(javax.media.opengl.GLAnimatorControl)}.</p> + * <p> + * Called automatically by the window system toolkit upon receiving a repaint() request, <br> + * except an {@link javax.media.opengl.GLAnimatorControl} implementation {@link javax.media.opengl.GLAnimatorControl#isAnimating()}.</p> * <p> - * This routine may be called manually for better control over the + * This routine may also 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> @@ -254,7 +240,7 @@ public interface GLAutoDrawable extends GLDrawable { * actual {@link GLEventListener#display display(..)} calls, * in case this has not been done yet.</p> * - * @see #setAnimator(Thread) + * @see #setAnimator(javax.media.opengl.GLAnimatorControl) */ public void display(); diff --git a/src/jogl/classes/javax/media/opengl/GLRunnable.java b/src/jogl/classes/javax/media/opengl/GLRunnable.java index 9d8345fb4..de0f5df48 100644 --- a/src/jogl/classes/javax/media/opengl/GLRunnable.java +++ b/src/jogl/classes/javax/media/opengl/GLRunnable.java @@ -28,16 +28,20 @@ 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> - */ +/** + * <p> + * Declares one-shot OpenGL commands usable for injection into a {@link GLAutoDrawable},<br> + * via {@link GLAutoDrawable#invoke(boolean, javax.media.opengl.GLRunnable)}.<br> + * {@link GLAutoDrawable} executes these commands within it's {@link GLAutoDrawable#display()} + * method while the OpenGL context is current.<br> + * <p> + * This might be useful to inject OpenGL commands from an I/O event listener. + */ 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); + /** + * Called by the drawable to initiate one-shot OpenGL commands by the + * client, like {@link GLEventListener#display(GLAutoDrawable)}. + */ + 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 f150b2507..705b12783 100644 --- a/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java +++ b/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java @@ -1,5 +1,6 @@ /* * 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 @@ -377,8 +378,7 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable { (int) ((getHeight() + bounds.getHeight()) / 2)); return; } - - if( null == getAnimator() ) { + if( this.drawableHelper.isExternalAnimatorAnimating() ) { display(); } } @@ -494,11 +494,11 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable { drawableHelper.removeGLEventListener(listener); } - public void setAnimator(Thread animator) { - drawableHelper.setAnimator(animator); + public void setAnimator(GLAnimatorControl animatorControl) { + drawableHelper.setAnimator(animatorControl); } - public Thread getAnimator() { + public GLAnimatorControl getAnimator() { return drawableHelper.getAnimator(); } diff --git a/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java b/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java index d0d97fe31..72b782f9a 100644 --- a/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java +++ b/src/jogl/classes/javax/media/opengl/awt/GLJPanel.java @@ -1,5 +1,6 @@ /* * 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 @@ -286,6 +287,10 @@ public class GLJPanel extends JPanel implements AWTGLAutoDrawable { return; } + if ( drawableHelper.isExternalAnimatorAnimating() ) { + return; + } + if (backend == null || !isInitialized) { createAndInitializeBackend(); } @@ -380,11 +385,11 @@ public class GLJPanel extends JPanel implements AWTGLAutoDrawable { drawableHelper.removeGLEventListener(listener); } - public void setAnimator(Thread animator) { - drawableHelper.setAnimator(animator); + public void setAnimator(GLAnimatorControl animatorControl) { + drawableHelper.setAnimator(animatorControl); } - public Thread getAnimator() { + public GLAnimatorControl getAnimator() { return drawableHelper.getAnimator(); } |