[Mesa-dev] [PATCH] mesa: Set minimum possible GLSL version

[Emil Velikov]

On Fri, 5 Jul 2019 at 05:59, Ian Romanick <idr at freedesktop.org> wrote:
>
> From: Ian Romanick <ian.d.romanick at intel.com>
>
> Set the absolute minimum possible GLSL version.  API_OPENGL_CORE can
> mean an OpenGL 3.0 forward-compatible context, so that implies a minimum
> possible version of 1.30.  Otherwise, the minimum possible version 1.20.
> Since Mesa unconditionally advertises GL_ARB_shading_language_100 and
> GL_ARB_shader_objects, every driver has GLSL 1.20... even if they don't
> advertise any extensions to enable any shader stages (e.g.,
> GL_ARB_vertex_shader).
>
> Converts about 2,500 piglit tests from crash to skip on NV18.
Thanks Ian.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109524
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=110955
Cc: mesa-stable at lists.freedesktop.org
Reviewed-by: Emil Velikov <emil.velikov at collabora.com>

-Emil