[Mesa-users] Downgrade from OpenGL ES 4.6 Mesa 20.0.4 to OpenGL ES 3.0 Mesa 19.2.8 in ubuntu 20

[Ruslan Kabatsayev]

Hi,

On Tue, 26 May 2020 at 11:18, sergio campo <vacingforo at gmail.com> wrote:
>
> I  have an application which only runs with OpenGL ES 3.0 Mesa 19.2.8 (Ubuntu 18). I want to run it in ubuntu 20 but the problem is that the version of opengl library is OpenGL ES 4.6 Mesa 20.0.4. Is there a way to run my application on ubuntu 20 with OpenGL ES 3.0 Mesa 19.2.8?

If your application only requires that GLES≤3.0, then you can use
MESA_GLES_VERSION_OVERRIDE environment variable documented here:
https://www.mesa3d.org/envvars.html .

>
> Adicional information:
> Example laptop on Ubuntu 18:
> $ apt list -a libgl1-mesa-dri
>
> libgl1-mesa-dri/bionic-updates,now 19.2.8-0ubuntu0~18.04.3 amd64 [instalado, automático]
> libgl1-mesa-dri/bionic-security 19.2.8-0ubuntu0~18.04.2 amd64
> libgl1-mesa-dri/bionic 18.0.0~rc5-1ubuntu1 amd64
>
> Example laptop on Ubuntu 20:
>
> $ apt list -a libgl1-mesa-dri
> Listando... Hecho
> libgl1-mesa-dri/focal,now 20.0.4-2ubuntu1 amd64 [instalado, automático]libgl1-mesa-dri/focal 20.0.4-2ubuntu1 i386
>
> Thanks in advance
>
> Vacing
>
> _______________________________________________
> mesa-users mailing list
> mesa-users at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/mesa-users

Regards,
Ruslan