[Mesa-stable] [Mesa-dev] [PATCH 1/3] mesa: GL_TEXTURE_BORDER_COLOR exists in OpenGL 1.0, so don't depend on GL_ARB_texture_border_clamp

[Juan A. Suarez Romero]

On Thu, 2017-09-21 at 10:39 -0500, Ian Romanick wrote:
> On 09/20/2017 03:12 AM, Juan A. Suarez Romero wrote:
> > On Sat, 2017-07-08 at 02:03 +0300, Andres Gomez wrote:
> > > Ian, it looks like we could want this patch (and the others from the
> > > series when they land) in -stable (?)
> > > 
> > 
> > As we are preparing a new stable 17.1 release, gently pinging.
> > 
> 
> I completely forgot about this series... thanks for the reminder. :)
> 


Ian, patch 1/3 is already included in 17.2 stable.

Probably including 2/3 and 3/3 could be a good idea. Wdyt? Do include
them in next stable release?

Thanks


> > 	J.A.
> > 
> > > On Tue, 2017-06-27 at 10:09 -0700, Ian Romanick wrote:
> > > > From: Ian Romanick <ian.d.romanick at intel.com>
> > > > 
> > > > On NV20 (and probably also on earlier NV GPUs that lack
> > > > GL_ARB_texture_border_clamp) fixes the following piglit tests:
> > > > 
> > > >     gl-1.0-beginend-coverage gltexparameter[if]{v,}
> > > >     push-pop-texture-state
> > > >     texwrap 1d
> > > >     texwrap 1d proj
> > > >     texwrap 2d proj
> > > >     texwrap formats
> > > > 
> > > > All told, 49 more tests pass on NV20 (10de:0201).
> > > > 
> > > > No changes on Intel CI run or RV250 (1002:4c66).
> > > > 
> > > > Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
> > > > ---
> > > >  src/mesa/main/texparam.c | 10 +++++++++-
> > > >  1 file changed, 9 insertions(+), 1 deletion(-)
> > > > 
> > > > diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
> > > > index 3c110de..857faf6 100644
> > > > --- a/src/mesa/main/texparam.c
> > > > +++ b/src/mesa/main/texparam.c
> > > > @@ -736,8 +736,16 @@ set_tex_parameterf(struct gl_context *ctx,
> > > >        break;
> > > >  
> > > >     case GL_TEXTURE_BORDER_COLOR:
> > > > +      /* Border color exists in desktop OpenGL since 1.0 for GL_CLAMP.  In
> > > > +       * OpenGL ES 2.0+, it only exists in when GL_OES_texture_border_clamp is
> > > > +       * enabled.  It is never available in OpenGL ES 1.x.
> > > > +       *
> > > > +       * FIXME: Every driver that supports GLES2 has this extension.  Elide
> > > > +       * the check?
> > > > +       */
> > > >        if (ctx->API == API_OPENGLES ||
> > > > -          !ctx->Extensions.ARB_texture_border_clamp)
> > > > +          (ctx->API == API_OPENGLES2 &&
> > > > +           !ctx->Extensions.ARB_texture_border_clamp))
> > > >           goto invalid_pname;
> > > >  
> > > >        if (!_mesa_target_allows_setting_sampler_parameters(texObj->Target))
> 
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