Hermann - I believe this bug is due to a combination of Mesa and X.org - it seems to be resolved by using Mesa>=13.0 *and* X.org>=1.18.4 . Since this is a Linux-only bug, I don't think it's the same as the TransitionPath jitter, as it reportedly happens on Windows as well.
On Sun, May 7, 2017 at 12:57 PM, Hermann Maier <ignatia...@gmail.com> wrote: > I can reproduce the problem as well on my system with (X)Ubuntu 16.04 > 64-Bit and Mesa 12.0.6, with JDK 8u131. > Also, the CPU usage of the Java process and the Xorg process is increasing > constantly until the application gets completely laggy and unusable (like > every application that is using some JavaFX animation under Linux with the > hardware renderer). This bug is already known [1], the resource leak is > happening on my system too and it's very annoying (e.g. I made a game with > JavaFX and realized this too late…). Thus I would suggest that raising the > priority of that bug would be appropriate? > However, when I use the Software Renderer there's nothing like described > above, so it's really likely related to Mesa/Xorg. > > > Cheers > > [1] https://bugs.openjdk.java.net/browse/JDK-8161914 > > Am 07.05.2017 um 06:03 schrieb Jose Martinez: > > Looks like I am unable to update the Jira ticket so I guess I'll update > the bug in here. > > Kevin mentioned that there is some relief if > "-Djavafx.animation.fullspeed=true" VM option is used. I notice that it > does improve but not remove the problem. Also, the jitter is not limited > to PathTransition. In the example below the problem is reproduced by using > Timeline and no PathTransition. > > Since like this is not just an issue with PathTransition, would it be > possible to bump up the priority on this? The Jira mentions the fix is > scheduled for Java 10. Does this affect all animation in JavaFX? Is there > anyway to move objects on the screen without jitter? > > > > private void pathJitterBug(Stage primaryStage) { > > // Circle circle = new Circle(30, Color.RED); > > // Path path = new Path(); > > // path.getElements().add(new MoveTo(100, 100)); > > // path.getElements().add(new LineTo(500, 100)); > > // path.getElements().add(new LineTo(500, 500)); > > // path.getElements().add(new LineTo(100, 500)); > > // path.getElements().add(new LineTo(100, 100)); > > // > > // PathTransition pathTransition = new > PathTransition(Duration.seconds(10), path, circle); > > // pathTransition.setCycleCount(Animation.INDEFINITE); > > // pathTransition.setOrientation(PathTransition.OrientationType > .ORTHOGONAL_TO_TANGENT); > > // pathTransition.playFromStart(); > > // > > Circle circle2 = new Circle(20, Color.BLUE); > > Timeline tl = new Timeline( > > new KeyFrame(Duration.ZERO, new > KeyValue(circle2.centerXProperty(), 125), new > KeyValue(circle2.centerYProperty(), 125)), > > new KeyFrame(Duration.seconds(5), new > KeyValue(circle2.centerXProperty(), 425), new > KeyValue(circle2.centerYProperty(), 425)) > > ); > > tl.setCycleCount(Timeline.INDEFINITE); > > tl.setAutoReverse(true); > > tl.playFromStart(); > > // > > Circle circle3 = new Circle(20, Color.GREEN); > > Timeline tl2 = new Timeline( > > new KeyFrame(Duration.ZERO, new > KeyValue(circle3.centerXProperty(), 425), new > KeyValue(circle3.centerYProperty(), 125)), > > new KeyFrame(Duration.seconds(5), new > KeyValue(circle3.centerXProperty(), 125), new > KeyValue(circle3.centerYProperty(), 425)) > > ); > > tl2.setCycleCount(Timeline.INDEFINITE); > > tl2.setAutoReverse(true); > > tl2.playFromStart(); > > // > > Group root = new Group(); > > // root.getChildren().addAll(circle, circle2, circle3); > > root.getChildren().addAll(circle2, circle3); > > Scene scene = new Scene(root, 600, 600); > > primaryStage.setTitle("Hello World!"); > > primaryStage.setScene(scene); > > primaryStage.show(); > > } > > > > > > From: Kevin Rushforth <kevin.rushfo...@oracle.com> > > To: Jose Martinez <jmartine_1...@yahoo.com> > > Cc: "openjfx-dev@openjdk.java.net" <openjfx-dev@openjdk.java.net>; Lord > Chaos <joearo...@gmail.com> > > Sent: Friday, April 14, 2017 9:29 AM > > > Subject: Re: PathTransition jitter > > > > And here is the direct link in JBS: > > > > https://bugs.openjdk.java.net/browse/JDK-8178805 > > > > -- Kevin > > > > > > Jose Martinez wrote: > >> Thank you Kevin. > >> For those interested here is the bug report: > http://bugs.java.com/bugdatabase/view_bug.do?bug_id=JDK-8178805 > >> > >> > >> > >> > >> From: Kevin Rushforth <kevin.rushfo...@oracle.com> > >> To: Jose Martinez <jmartine_1...@yahoo.com> > >> Cc: "openjfx-dev@openjdk.java.net" <openjfx-dev@openjdk.java.net> > >> Sent: Thursday, April 13, 2017 7:49 AM > >> Subject: Re: PathTransition jitter > >> > >> One more thing: all bugs were transfered from the old JavaFX JIRA > intoJBS in June 2015. You can find the ones you filed using this query: > >> > >> https://bugs.openjdk.java.net/issues/?jql=reporter%3Djmartinezjfx > >> > >> -- Kevin > >> > >> > >> Jose Martinez wrote: > >> In case it helps, below is the original workaround that was provided. > This workaround no longer has any affect. > >> public class FixedPane extends Group { @Override > >> public BaseBounds impl_computeGeomBounds(BaseBounds bounds, > BaseTransform tx) { > >> if (!tx.isTranslateOrIdentity()) { > >> super.impl_computeGeomBounds(bounds, > BaseTransform.IDENTITY_TRANSFORM); > >> } > >> return super.impl_computeGeomBounds(bounds, tx); > >> } > >> } > >> Forgot to include: using a Windows 10 and Geforce gtx GPU. > >> > >> From: Tom Eugelink <t...@tbee.org> > >> To: openjfx-dev@openjdk.java.net > >> Sent: Thursday, April 13, 2017 3:15 AM > >> Subject: Re: PathTransition jitter > >> > >> I'm seeing some very small irregularities; short hesitations and then > small jumps ahead. Nothing major, but it is not totally smooth. (2.6GHz > Intel i5, AMD FirePro M5950 GPU, Windows 10 x64) > >> > >> Slowing the animation to 8 instead of 4 seconds, make these hiccups > better visible. They're most definitely there. > >> > >> > >> On 13-4-2017 08:46, Michael Paus wrote: > >> > >> It runs perfectly smooth on my old MacBook Pro from 2012 with JDK > 8u152 ea. > >> > >> Am 13.04.17 um 04:25 schrieb Jose Martinez: > >> > >> Many moons ago I complained about jittery PathTransition animation. > A bug was openned and I was provided a workaround. This was with Java 7. I > revisted the old project that lead to that initial complain, this time with > Java 8. The problem seems to be back. I could not find the old bugreport, > since I think the JavaFX team is not using the same bug trackingsite. > >> Below is the test code to reproduce. I tried it using JDK 8_64 u5, > u11, u25, u112, u121 and the problem occurs with all of them. The > ImageViewstutters through the PathTransition. I have a new laptop with 6th > gen I7 and plenty of ram. I do not think it is the hardware. This used to > besmooth like butter. Anyone else experiencing this or can make any > suggestions? > >> > >> @Override > >> public void start(Stage primaryStage) { String > rocketImgStr= > >> "iVBORw0KGgoAAAANSUhEUgAAADIAAAAdCAYAAADoxT9SAAAACXBIWXMAAAs > YAAALGAGJqbUQAAAKT2lDQ1BQaG90b3Nob3AgSUNDIHByb2ZpbGUAAHjanVN > nVFPpFj333vRCS4iAlEtvUhUIIFJCi4AUkSYqIQkQSoghodkVUcERRUUEG8i > giAOOjoCMFVEsDIoK2AfkIaKOg6OIisr74Xuja9a89+bN/rXXPues852zzwf > ACAyWSDNRNYAMqUIeEeCDx8TG4eQuQIEKJHAAEAizZCFz/SMBAPh+PDwrIsA > HvgABeNMLCADATZvAMByH/w/qQplcAYCEAcB0kThLCIAUAEB6jkKmAEBGAYC > dmCZTAKAEAGDLY2LjAFAtAGAnf+bTAICd+Jl7AQBblCEVAaCRACATZYhE > AGg7AKzPVopFAFgwABRmS8Q5ANgtADBJV2ZIALC3AMDOEAuyAAgMADBRiIUp > AAR7AGDIIyN4AISZABRG8lc88SuuEOcqAAB4mbI8uSQ5RYFbCC1xB1dXLh4o > zkkXKxQ2YQJhmkAuwnmZGTKBNA/g88wAAKCRFRHgg/P9eM4Ors7ONo62Dl8t > 6r8G/yJiYuP+5c+rcEAAAOF0ftH+LC+zGoA7BoBt/qIl7gRoXgugdfeLZr > IPQLUAoOnaV/Nw+H48PEWhkLnZ2eXk5NhKxEJbYcpXff5nwl/AV/1s+X48/P > f14L7iJIEyXYFHBPjgwsz0TKUcz5IJhGLc5o9H/LcL//wd0yLESWK5WCoU41 > 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6qmpmKBQqr6io0MvKyhS/34/H40FRFGzbLtxPTp06Zff39yd7e3ujvb29B2O > x2F7gQ2BfPjldORflKrh5Fdz0GGiVQDy/yf4M/AieMUdclKnAVee4KMVAUT6 > DOvlD+QwwCAzkXZQk/2M7r6+lQIUONVOhugZqZkPoenBfD1SOm+B1YA109H/ > JvtYYp3EmiCYQm0F8COIzELlxTmMCxGEQr4JohKzvK+Q0TvB+AxAphppiKC+ > CYm2kqCSb934H4PjAiOf7lfF+/zMAVaPsnAfVjSoAAAAASUVORK5CYII="; > >> Base64.Decoder decoder = Base64.getDecoder(); > >> ByteArrayInputStream rocketInputStream = new > ByteArrayInputStream(decoder.decode(rocketImgStr)); ImageView iv = new > ImageView(new Image(rocketInputStream)); > >> Path path = new Path(); > >> path.getElements().add(new MoveTo(100, 100)); > >> path.getElements().add(new LineTo(500, 100)); > >> path.getElements().add(new LineTo(500, 500)); > >> path.getElements().add(new LineTo(100, 500)); > >> path.getElements().add(new LineTo(100, 100)); PathTransition > pathTransition = new PathTransition(Duration.seconds(4), path, iv); > >> pathTransition.setCycleCount(Animation.INDEFINITE); > >> pathTransition.setOrientation(PathTransition.OrientationType > .ORTHOGONAL_TO_TANGENT); > >> pathTransition.playFromStart(); Group root = new > Group(); > >> root.getChildren().add(iv); > >> Scene scene = new Scene(root, 600, 600); > >> primaryStage.setTitle("Hello World!"); > >> primaryStage.setScene(scene); > >> primaryStage.show(); > >> } > >> > >> thanks, > >> jose > >> > >> > >> > >> > >> > >> > >> > >> > >> > > > > > > > > > > >
