[Mesa-dev] About OpenGL QB stereo support..

Stefanos A. stapostol at gmail.com
Thu Jan 13 06:51:44 PST 2011

On Thu, 13 Jan 2011 14:18:01 +0200, Corbin Simpson  
<mostawesomedude at gmail.com> wrote:

> 12, 2011 at 3:47 PM, rtfss none <rtfss1 at gmail.com> wrote:
>> Hi,
>> first sorry if not is the correct place to post it but I was thinking
>> that with open source Sandy Bridge and AMD 68xx cards support that
>> ship with Displayport 1.2 (AMD only) and HDMI1.4(both) connectors
>> supporting
>> 3d stereo output if could mesa developers expose support for it.. i.e.
>> mesa ogl driver expose support for OGL QB stereo.. of course that
>> perhaps should require changes to drm stack or both amd and intel open
>> source drivers to setup
>> correct stereo frame packing output in this outputs.. that could add
>> an advantage of open source drivers to propietary drivers which only
>> expose ogl stereo support for professional cards.. and even then i
>> think there is no currently support for ogl qb stereo support via hdmi
>> 1.4 nor in Nvidia and AMD worlds.. also this could be a good effort to
>> port all stereo madness to linux now that seem even MVC hardware
>> decoding is supported on both Sandy Bridge and AMD 68xx cards.. that
>> could be exposed via VAAPI for SandyBrige (I'm posting on libva dev
>> list) or new OpenDecode AMD API which already exposes that support
>> (currently Windows world only but some OCL developers have asked AMD
>> to support also Linux)..
> DRI and GLX have all the correct support for GL_STEREO, but none of
> the open drivers implement it as far as I know. This would probably be
> a non-trivial thing to implement.

Do we have the necessary documentation to support quad-buffer stereo?

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