Have you tried running with the perf logger turned on? -Djavafx.pulseLogger=true
This will tell you a little something about where the time is spent. It might not be detailed enough, but you can then put additional log statements in the code to get more direct answers to questions about where the time is being spent. Richard On Jul 12, 2013, at 8:17 AM, Tobi <t...@ultramixer.com> wrote: > Painting a plain rectangle is ok. But using a stackpane to draw a javafx > styled button over a plain painted rectangle node is very slow. > > Am 12.07.2013 um 17:03 schrieb Richard Bair <richard.b...@oracle.com>: > >> BTW, we've run a VM performance benchmark against HotSpot on PI vs. RoboVM >> on iOS and for raw power RoboVM seems faster (lower time to invoke a method, >> read a field, etc etc). However in the real world RoboVM is slow and I don't >> know why (GC overhead maybe)? >> >> Richard >> >> On Jul 12, 2013, at 7:52 AM, Richard Bair <richard.b...@oracle.com> wrote: >> >>> That should be encouraging, since the CPU on the PI is *way* worse than the >>> CPU on an iPhone or iPad. Is the difference HotSpot vs. RoboVM? The >>> graphics code being executed should be pretty much exactly the same, and I >>> would expect the PowerVR to be able to handle this without any trouble. >>> >>> Richard >>> >>> On Jul 12, 2013, at 7:14 AM, Tobias Bley <t...@ultramixer.com> wrote: >>> >>>> The performance is much better than JavaFX8 on iOS :( >>>> >>>> >>>> Am 12.07.2013 um 15:37 schrieb August Lammersdorf, InteractiveMesh >>>> <s...@interactivemesh.com>: >>>> >>>>> Found this on YouTube: http://www.youtube.com/watch?v=-scxqJjTJKI >>>>> >>>>> August >>>> >>> >>
