[Mesa-dev] mesa version for software rendered opengl 2.0 + glsl 1.20 + GL_ARB_framebuffer_object ?

Ian Romanick idr at freedesktop.org
Thu Apr 14 11:28:20 PDT 2011


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On 04/13/2011 06:59 PM, Brian Paul wrote:
> On 04/13/2011 02:01 PM, Martin Olsson wrote:
>> Is there any version of mesa that provides software rendered opengl
>> 2.0 with
>> glsl 1.20 and either GL_ARB_framebuffer_object or one of the exts that
>> replace it.
>>
>> If yes, what is the lowest mesa version that has this support?
> 
> Mesa 6.5.3 was the first version to support OpenGL 2.0 and 2.1 with GLSL
> 1.10.
> 
> Mesa 7.3 was the first version to support GLSL 1.20
> 
> In any case, I'd recommend using the latest Mesa release.  You're less
> likely to run into bugs.  In particular, the new GLSL compiler is much
> better than the old one.

The new compiler was added in Mesa 7.9, if that matters.

>> Also, do you guys have a wiki page that maps which cards and driver
>> versions
>> support what opengl versions and extensions?
> 
> I think all the GPUs that support fragment shaders advertise OpenGL
> 2.1.  Older GPUs probably advertise OpenGL 1.5.

The one exception being i915.  It has (limited) fragment shaders, but it
only advertises OpenGL 1.4 because it lacks occlusion queries.
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