Re: [Gimp-developer] Poor Display-Performance of Gimp 2.8 on Windows

["Claus (Gimp-Devel-List)" <bugzilla2 cb-computerservice at>]

> Am 21.05.2012 20:18, schrieb Kurt Pruenner:
> On 21.05.12 19:45, Claus (Gimp-Devel-List) wrote:
> > > Am 21.05.2012 17:54, schrieb Michael Schumacher: If this is the
> > > color-management-related problem, then yes:
> > > https://bugzilla.gnome.org/show_bug.cgi?id=645345
> >
> > I disabled the view-filter for the colour-management (as "gfxuser"
> > described before), and it seems not to change anything.
> > Interestingly, on this machine (Vista 64Bit) I don't see lag with the
> > rectangular-selection-tool (compared to my Windows 7 64Bit machine at
> > home). But when I move (MMB) the image in the window, it still breaks
> > apart completely (like on my home machine). To give you an impression
> > what it looks like, I uploaded a screenshot of this issue onto my
> > website:
> >
> > http://www.cb-computerservice.at/downloads/display-corruption-gimp28.png
> >
> >   Any more things I can try on this one? Maybe the slow
> > rectangular-select-tool issue is only on Windows 7, and my problem
> > here is on all windows versions (also happened in XP 32Bit in
> > Virtualbox)?
>
> I reported the same thing for 2.8-RC1 on Windows (including a video of
> the problem in action):
>
> > I just downloaded Jernej Simončič's windows build of 2.8.0-RC1 and found
> > that both on my tablet running Windows 7 with Intel HD3000 graphics as
> > well as on my desktop, also running Windows 7 but with an ATI Radeon
> > 5870, panning around an image looks really weird once you pan too fast:
> >
> > http://img441.imageshack.us/img441/6317/gimppanartifacts.jpg
> >
> > A screenshot doesn't really do it justice, though, so I've also made a
> > ~30 second screen capture video:
> >
> > http://youtu.be/gpARpvEDH0Y?hd=1
> >
> > I'm just holding down the middle mouse button and panning the 100%
> > zoomed image around.
> >
> > The same thing also happened using one of Partha's recent 2.7.x builds.
> >
> > Does anyone else get similar results? Panning in 2.6.x was smooth as
> > butter for me... :/
>
> Should one of us go ahead and file a bug?

I'd love to hear, what Michael Schumacher says on this topic. If he thinks its helpfull, I will file a bug report.