[Mesa-dev] [PATCH 3/5] i965: Add support for ARB_texture_compression_rgtc.

[Eric Anholt]

On Fri, 22 Apr 2011 14:51:57 +0200, Marek Olšák <maraeo at gmail.com> wrote:
> On Fri, Apr 22, 2011 at 1:49 AM, Eric Anholt <eric at anholt.net> wrote:
> 
> > On Wed, 20 Apr 2011 16:21:05 -0700, Ian Romanick <idr at freedesktop.org>
> > wrote:
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> > >
> > > On 04/20/2011 11:08 AM, Eric Anholt wrote:
> > > > Tested with rgtc-teximage-0[12].
> > > > EXT_texture_compression_rgtc/fbo-generatemipmap-formats fails in NPOT
> > > > just like S3TC does.
> > >
> > > Should we also add compressed LATC and 3Dc extensions?
> >
> > We really need a general test like fbo-blending-formats that does all
> > texture formats for various extensions, but without FBO rendering.
> >
> 
> piglit/texwrap is a good texturing test. By default, it covers filtering,
> wrapping, texture border color, and texture swizzling with the selected
> texture format. It can optionally test NPOT dimensions, projective
> texturing, and the deprecated one-pixel border. You can choose from 1D, 2D,
> 3D, and RECT texture targets. It doesn't test mipmapping though.

Unfortunately we seem to have texture border color issues as of the last
2 generations, that we've been at a complete loss in tracking down.  All
the non-texture-border tests fail as a result.
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