Re: [PyOpenGL-Users] llvmpipe and PyOpenGL

[Cyrille R. <cyr...@gm...>]

Thanks, it seems to work on Ubuntu 12.04! I just had to set
LD_LIBRARY_PATH after building llvmpipe.

Cyrille


2013/11/29 Mike C. Fletcher <mcf...@vr...>:
> On 13-11-29 07:46 AM, Cyrille Rossant wrote:
>> Hi,
>>
>> How difficult would it be to have PyOpenGL support a software
>> rasterizer like llvmpipe? Usecases would include computers with old
>> graphics cards/drivers and painless remote control of PyOpenGL-based
>> software.
>
> If I'm understanding the mechanics of the project (llvmpipe) correctly,
> it may "just work" out of the box... basically the function:
>
>      ctypes.util.find_library( 'GL' )
>
> (which is sitting underneath all of the platform machinery) needs to
> find your llvmpipe GL library, which might very well just work if you
> set LD_LIBRARY_PATH to the correct value (as documented in llvmpipe)
> before running PyOpenGL.
>
> If it *doesn't* work, you could trivially replicate the
> OpenGL/platform/glx.py module (for testing) to see if you can get the
> library to load (let me know what you have to do to get it working, as
> this should "just work" IMO).  Once loaded you *should* (if I understand
> how llvmpipe works) just be able to use it as a regular driver running
> inside whatever GUI library (or offline pbuffer library) you want to use
> in order to test it.
>
> Hope that helps,
> Mike
>
>
> --
> ________________________________________________
>    Mike C. Fletcher
>    Designer, VR Plumber, Coder
>    http://www.vrplumber.com
>    http://blog.vrplumber.com
>
>
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