[chimera-dev] stereo: Linux, nvidia Quadro FX 5600

[Randy Heiland]

Dave,  thanks for the post!  I'll be curious to see if it fixes it for  
us.  Right now another fellow is using it booted in Vista...

-Randy

On Jun 4, 2009, at 8:15 PM, Dave Rager wrote:

> Hello,
> I recently experienced this same problem with a similar card.
>
> I haven't seen the exact fix posted anywhere but this thread pointed
> me in the right direction so I figured I'd post what I needed to do to
> fix this...
>
> With glxgears I'd get:
> glxgears -stereo
> Error: couldn't get an RGB, Double-buffered, Stereo visual
>
> With http://astronomy.swin.edu.au/~pbourke/opengl/stereogl/pulsar.c:
> ./pulsar -s
> ERROR: Internal error <Visual with necessary capabilities not found>
> in function fgOpenWindow
>
>> From the /usr/share/doc/NVIDIA_GLX-1.0/README.txt:
>
>   o Workstation overlays, stereo visuals, and the unified back  
> buffer (UBB)
>     are incompatible with Composite. These features will be  
> automatically
>     disabled when Composite is detected.
>
> Simply running: "nvidia-xconfig --no-composite" fixed it.
>
> Looks like it added the following to xorg.conf:
>
> Section "Extensions"
>    Option         "Composite" "Disable"
> EndSection
>
> Hopefully this helps anyone else with this problem...
>
> Thanks,
> Dave.
>
> ***************************
> On Fri, 17 Apr 2009, Randy Heiland wrote:
>
> Hello again gang,
>
> I'm guessing someone there can help me get past this - I know Greg has
> offered advice elsewhere.
>
> My subject line says it all - I want to get stereo working on this
> machine.  Trying something more basic than chimera:
>
> $ glxgears -stereo
> Error: couldn't get an RGB, Double-buffered, Stereo visual
>
> $ glxinfo -v|grep stereo
>    bufferSize=32 level=0 renderType=rgba doubleBuffer=1 stereo=0
>    bufferSize=32 level=0 renderType=rgba doubleBuffer=1 stereo=0
> ...
>
> It's not obvious to me where/how one enables stereo via  System- 
> >Prefs-
>> More Prefs->nvidia x server settings
>
> The specs:
> Linux-x86_64
> nvidia driver version:  180.29
>
> GPU 0 (Quadro FX 5600)
> mem 1536 MB
> PCI Express 16x
> X screens: Screen 0
> Display: Apple Cinema HDDisplay (DFP-1)
>
> GPU 1 (Quadro NVS 290)
> 256 MB
> PCI Express 16x
> X screens: none
> Display: none
>
> with an Apple 30" Cinema HDDisplay currently attached (and a ViewSonic
> Fuhzion, 120Hz as something else to experiment with).  Currently have
> CrystalEyes.
>
> I'd welcome any advice you might have.
> thanks, Randy
> _______________________________________________
> Chimera-dev mailing list
> Chimera-dev at cgl.ucsf.edu
> http://www.cgl.ucsf.edu/mailman/listinfo/chimera-dev