Am Mittwoch, den 16.05.2018, 15:31 +0200 schrieb Christian Gmeiner:
> Currently GLSL 1.4 is defined for all gallium drivers even only
> GLSL 1.2 is supported as seen on etnaviv.
>
> Fixes 4560aad780b ("mesa: add GLSLVersionCompat constant")
>
> > Signed-off-by: Christian Gmeiner <[email protected]>
> ---
> src/mesa/state_tracker/st_extensions.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/src/mesa/state_tracker/st_extensions.c
> b/src/mesa/state_tracker/st_extensions.c
> index 19ef736e5b..945ca3a16c 100644
> --- a/src/mesa/state_tracker/st_extensions.c
> +++ b/src/mesa/state_tracker/st_extensions.c
> @@ -936,7 +936,11 @@ void st_init_extensions(struct pipe_screen *screen,
>
> /* Figure out GLSL support and set GLSLVersion to it. */
> consts->GLSLVersion = screen->get_param(screen,
> PIPE_CAP_GLSL_FEATURE_LEVEL);
> - consts->GLSLVersionCompat = 140;
> +
> + if (consts->GLSLVersion >= 140)
> + consts->GLSLVersionCompat = 140;
> + else
> + consts->GLSLVersionCompat = 120;
A driver might want to expose the intermediate version 130 at some
point. So the compat version should really be min(GLSLVersion, 140) to
cover this, right?
Regards,
Lucas
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