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List:       kwin
Subject:    Re: KWin GLES needs testers
From:       Martin =?iso-8859-15?q?Gr=E4=DFlin?= <kde () martin-graesslin ! com>
Date:       2011-01-06 5:42:49
Message-ID: 201101060642.58282.kde () martin-graesslin ! com
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On Wednesday 05 January 2011 23:50:38 Ignat Semenov wrote:
> Hello again :)
> 
> Built it (Mesa) from source. 7.9.0 it seems. KWin runs! But then.. all I
> get is this:
> 
> KWin KCM -> Enable Desktop Effects -> OpenGL -> Apply -> Accept
> Configuration Dialog -> OK -> (hit Accept configuration) -> this:
> 
> crash and no effects.
I think it is caused by Qt pulling in desktop GL. I still don't understands 
why it works on my system, I would have expected that it crashes due to Qt 
pulling in desktop GL
> 
> Otherwise works.
> 
> Interesting thing is, that the *very* same crash appeared when I tried to
> launch KWin-GLES against NVIDIA binary (forgot to rmmod it and reload X
> server, well, I'm like this at nights =P). On the very KDE desktop start
> it crashed and gave me the very same backtrace. Interesting, isn't it?
> 
> Mesa 7.9.0 (Source, installed in home directory along with the rest of KDE
> using the awesome bash=profile script from Techbase and cmakekde (for KDE)
> and Autotools with --prefix=/custom/prefix/ for Mesa)
> nouveau from F14 stock, no soirce building here
> KDE from source
> Kwin-GLES latest checkout from your repo
> Qt 4.7.something (must be) Fedora repos stock
> F14 stock
> and 8800GTS 320 Mb
> 
> That's all my system, the relevant part of it.
> 
> I'm free now to test it again and again, I hope. So feel free to ask me ;)
> 
> Regards,
> Ignat Semenov
> 
> P.S. Subscribed to the list now, so no need to cross-post to Plasma, if
> any.
> On Thu, 06 Jan 2011 00:12:06 +0300, Ignat Semenov <ragnarokk91@gmail.com>
> 
> wrote:
> > Hello Martin,
> > 
> > Well, just figured out I'd need to build the whole MESA and Gallium just
> > to get the EGL and GLES stuff. Now I can do that, and will do that, but
> > that will take some time. (That's where the Core i7 will come handy =P
> > finally)
> > 
> > The Lanczos filter is available only in GLES, right? Don't see it
> > working in the desktop GL version (presumably OpenGL 2.0, but not sure
> > yet.)
> > 
> > Re the (anti)aliasing in Coverswitch from 4.1, is it possible at all to
> > solve that problem? This is something we can't do due to the
> > hardware/drivers limitation on Linux or simply difficult per se? Sorry
> > to bug you with this, there's more important stuff to do, I know, but
> > still. Time/manpower required estimate? (I'm working now in proprietary
> > software development so acquired this speak :))
> > 
> > Will provide the backtrace for the KCM crash soon as well.
> > 
> > Regards,
> > Ignat Semenov

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