Bug#405859: xserver-xorg-video-mga: freeglut error if there's no Virtual line in xorg config file

[Michel Dänzer <daenzer@debian.org>]

On Sun, 2007-01-07 at 14:01 +0100, Jens Seidel wrote:
> On Sun, Jan 07, 2007 at 12:51:17PM +0100, Michel Dänzer wrote:
> > On Sat, 2007-01-06 at 20:59 +0100, Jens Seidel wrote:
> > > Package: xserver-xorg-video-mga
> > > 
> > > An OpenGL application fails to start using the following error message:
> > > 
> > > My xorg config file contains:
> > > 
> > > SubSection "Display"
> > >      Depth           24
> > >      Modes           "1280x1024" "1024x768" "800x600" "640x480"
> > > #    Virtual         1600 1200
> > > EndSubSection
> > > 
> > > If I comment the Virtual line out it works with both GLUT_ALPHA and
> > > GLUT_RGB.
> > 
> > Please also provide an X log file for that case.
> 
> Done. You're right, it looks a little bit different. Here is the funny
> log output which makes the program working:
> 
> (EE) MGA(0): Static buffer allocation failed, not initializing the DRI
> (EE) MGA(0): Need at least 22500 kB video memory at this resolution, bit depth
> (II) MGA(0): Using 1421 lines for offscreen memory.
> 
> It is probably a little bit slower without DRI but at least it works this
> way.

Does it work with direct rendering enabled if you set
LIBGL_ALWAYS_INDIRECT=1 (and maybe disable AIGLX)?

BTW, what exactly is GLUT_ALPHA supposed to achieve?


-- 
Earthling Michel Dänzer           |          http://tungstengraphics.com
Libre software enthusiast         |          Debian, X and DRI developer