diff options
Diffstat (limited to 'src/jogl/classes/com/jogamp')
| -rw-r--r-- | src/jogl/classes/com/jogamp/opengl/util/FPSAnimator.java | 66 |
1 files changed, 37 insertions, 29 deletions
diff --git a/src/jogl/classes/com/jogamp/opengl/util/FPSAnimator.java b/src/jogl/classes/com/jogamp/opengl/util/FPSAnimator.java index 9ae880414..0539d2eeb 100644 --- a/src/jogl/classes/com/jogamp/opengl/util/FPSAnimator.java +++ b/src/jogl/classes/com/jogamp/opengl/util/FPSAnimator.java @@ -60,9 +60,9 @@ public class FPSAnimator extends AnimatorBase { private MainTask task = null; private int fps; private final boolean scheduleAtFixedRate; - private boolean isAnimating; // MainTask feedback - private volatile boolean shouldRun; // MainTask trigger - private volatile boolean shouldStop; // MainTask trigger + private boolean isAnimating; // MainTask feedback + private volatile boolean pauseIssued; // MainTask trigger + private volatile boolean stopIssued; // MainTask trigger @Override protected String getBaseName(final String prefix) { @@ -124,8 +124,9 @@ public class FPSAnimator extends AnimatorBase { public void start(final Timer timer) { fpsCounter.resetFPSCounter(); - shouldRun = true; - shouldStop = false; + pauseIssued = false; + stopIssued = false; + isAnimating = false; justStarted = true; alreadyStopped = false; @@ -143,7 +144,7 @@ public class FPSAnimator extends AnimatorBase { @Override public final String toString() { - return "Task[thread "+animThread+", stopped "+alreadyStopped+", paused "+alreadyPaused+" shouldRun "+shouldRun+", shouldStop "+shouldStop+" -- started "+isStarted()+", animating "+isAnimatingImpl()+", paused "+isPaused()+", drawable "+drawables.size()+", drawablesEmpty "+drawablesEmpty+"]"; + return "Task[thread "+animThread+", stopped "+alreadyStopped+", paused "+alreadyPaused+" pauseIssued "+pauseIssued+", stopIssued "+stopIssued+" -- started "+isStarted()+", animating "+isAnimatingImpl()+", paused "+isPaused()+", drawable "+drawables.size()+", drawablesEmpty "+drawablesEmpty+"]"; } @Override @@ -159,26 +160,26 @@ public class FPSAnimator extends AnimatorBase { } isAnimating = true; if( drawablesEmpty ) { - shouldRun = false; // isAnimating:=false @ pause below + pauseIssued = true; // isAnimating:=false @ pause below } else { - shouldRun = true; + pauseIssued = false; setDrawablesExclCtxState(exclusiveContext); // may re-enable exclusive context - FPSAnimator.this.notifyAll(); } + FPSAnimator.this.notifyAll(); // Wakes up 'waitForStartedCondition' sync -and resume from pause or drawablesEmpty if(DEBUG) { System.err.println("FPSAnimator P1:" + Thread.currentThread() + ": " + toString()); } } } - if( shouldRun && !shouldStop ) { // RUN + if( !pauseIssued && !stopIssued ) { // RUN try { display(); } catch (final UncaughtAnimatorException dre) { displayCaught = dre; - shouldRun = false; - shouldStop = true; + stopIssued = true; + isAnimating = false; } - } else if( !shouldRun && !shouldStop ) { // PAUSE + } else if( pauseIssued && !stopIssued ) { // PAUSE if(DEBUG) { System.err.println("FPSAnimator pausing: "+alreadyPaused+", "+ Thread.currentThread() + ": " + toString()); } @@ -192,8 +193,8 @@ public class FPSAnimator extends AnimatorBase { display(); // propagate exclusive context -> off! } catch (final UncaughtAnimatorException dre) { displayCaught = dre; - shouldRun = false; - shouldStop = true; + stopIssued = true; + isAnimating = false; } } if( null == displayCaught ) { @@ -206,8 +207,7 @@ public class FPSAnimator extends AnimatorBase { } } } - } - if( shouldStop ) { // STOP + } else if( stopIssued ) { // STOP if(DEBUG) { System.err.println("FPSAnimator stopping: "+alreadyStopped+", "+ Thread.currentThread() + ": " + toString()); } @@ -220,11 +220,7 @@ public class FPSAnimator extends AnimatorBase { try { display(); // propagate exclusive context -> off! } catch (final UncaughtAnimatorException dre) { - if( null == displayCaught ) { - displayCaught = dre; - } else { - dre.printStackTrace(); - } + displayCaught = dre; } } synchronized (FPSAnimator.this) { @@ -256,7 +252,7 @@ public class FPSAnimator extends AnimatorBase { @Override public final synchronized boolean isPaused() { - return animThread != null && ( !shouldRun && !shouldStop ) ; + return animThread != null && pauseIssued; } static int timerNo = 0; @@ -311,8 +307,7 @@ public class FPSAnimator extends AnimatorBase { // start/resume case w/ drawablesEmpty res = true; } else { - shouldRun = false; - shouldStop = true; + stopIssued = true; res = finishLifecycleAction(waitForStoppedCondition, POLLP_WAIT_FOR_FINISH_LIFECYCLE_ACTION); } @@ -338,7 +333,7 @@ public class FPSAnimator extends AnimatorBase { @Override public final synchronized boolean pause() { - if ( !isStarted() || ( null != task && isPaused() ) ) { + if ( !isStarted() || pauseIssued ) { return false; } if(DEBUG) { @@ -349,7 +344,7 @@ public class FPSAnimator extends AnimatorBase { // start/resume case w/ drawablesEmpty res = true; } else { - shouldRun = false; + pauseIssued = true; res = finishLifecycleAction(waitForPausedCondition, POLLP_WAIT_FOR_FINISH_LIFECYCLE_ACTION); } @@ -366,12 +361,12 @@ public class FPSAnimator extends AnimatorBase { @Override public boolean eval() { // end waiting if stopped as well - return isAnimating && isStarted(); + return isStarted() && isAnimating; } }; @Override public final synchronized boolean resume() { - if ( null != task || !isStarted() || !isPaused() ) { + if ( !isStarted() || !pauseIssued ) { return false; } if(DEBUG) { @@ -381,6 +376,14 @@ public class FPSAnimator extends AnimatorBase { if( drawablesEmpty ) { res = true; } else { + if( null != task ) { + if( DEBUG ) { + System.err.println("FPSAnimator.resume() Ops: !pauseIssued, but task != null: "+toString()); + Thread.dumpStack(); + } + task.cancel(); + task = null; + } task = new MainTask(); task.start(timer); res = finishLifecycleAction(waitForResumeCondition, POLLP_WAIT_FOR_FINISH_LIFECYCLE_ACTION); @@ -396,4 +399,9 @@ public class FPSAnimator extends AnimatorBase { // end waiting if stopped as well return !drawablesEmpty && !isAnimating && isStarted(); } }; + + @Override + public String toString() { + return super.toString()+", "+task; + } } |