[Mesa-users] Building Alternate Mesa

[Brian Paul]

On 02/22/2017 12:48 PM, Dan Allen wrote:
> Hi,
>
> I would like to build/install a different version of Mesa on my system
> to trial it (i.e. without completely installing it in place of the
> currently installed version).  Is this possible?
>
> I am currently running Ubuntu 16.10 x64.
>
> I found this information
> https://urldefense.proofpoint.com/v2/url?u=https-3A__pkg-2Dxorg.alioth.debian.org_howto_build-2Dmesa.html&d=DwIGaQ&c=uilaK90D4TOVoH58JNXRgQ&r=Ie7_encNUsqxbSRbqbNgofw0ITcfE8JKfaUjIQhncGA&m=XR89-1h11mUG_eYyOU_v3dMRxW93u1tW5gWhztCSUGc&s=bAU-invF1ZYoUFlr0UwlXeif3Cwj38EH0zNA9Qm8r9g&e=
> and followed most of it (I downloaded the version I wanted (12.0.6)
> rather than git clone).  It compiled fine etc.  However, when I execute
> glxinfo in terminal, the output is not as expected.  For example, the
> max core profile version is stated as "0.0" and the OpenGL version
> string is "2.1 Mesa 12.0.6".  For my hardware, I would expect this to be
> "3.3" and "3.0 Mesa 12.0.6" respectively.
>
> Could anyone point me in the right direction to get this working?

You probably just need to set LD_LIBRARY_PATH and LIBGL_DRIVERS_PATH to 
point to the newly compiled libs.

-Brian