[Mesa-users] Radeon HD 7870 | Geo Shaders Ext | Fedora 21

[Brian Paul]

The OpenTk app or toolkit probably looks for 
GL_NV/EXT/ARB_geometry_shader_4 but doesn't check for GL_VERSION >= 3.2.

You could try setting the MESA_EXTENSION_OVERRIDE env var to 
"+GL_ARB_geometry_shader4" and see what happens.

-Brian

On 03/26/2015 09:07 AM, AxP wrote:
> Ah, thanks for the answer.
> So theoretically it should work but shouldn't show as
> ARB_geometry_shader_4, if I understand you correctly.
> Hm, is there a 100% obvious way of testing if it works. Perhaps OpenTk
> is just buggy?
>
> -AxP