[Mesa-dev] [RFC] [PATCH 2/2] i965: setup the edge flag enable bit in VE on SNB+

Yuanhan Liu yuanhan.liu at linux.intel.com
Thu Sep 8 22:21:57 PDT 2011

On Thu, Sep 08, 2011 at 09:25:30PM -0700, Kenneth Graunke wrote:
> On 09/08/2011 06:59 PM, Yuanhan Liu wrote:
> > On Thu, Sep 08, 2011 at 08:39:46AM -0700, Eric Anholt wrote:
> >> On Thu,  8 Sep 2011 11:00:52 +0800, Yuanhan Liu <yuanhan.liu at linux.intel.com> wrote:
> >>> BTW, this patch fix the oglc pntrast fail on SNB(haven't tested it on
> >>> IVB yet).
> >>
> >> Could you include a piglit test for the failure?
> > 
> > Actually, this is an issue of edgeflag. You will also find this patch
> > will fix the oglc edgeflag test fail. pntrast test case would also use
> > polygonmode with edgeflag to render a point. Thus it failed.
> > 
> > I simply grep-ed the piglit repo, didn't find any references on
> > glEdgeFlag. Seems that current piglit doesn't include this test?
> You are right---piglit doesn't currently test glEdgeFlag.  I think Eric
> was asking if you could please write a new test for piglit that
> demonstrates the failure.  The rest of the community doesn't have access
> to closed source test suites like oglc, but everyone can run piglit.
> Having the test will help other developers avoid accidentally break
> glEdgeFlag support in the future.

Got it. I may try to write one next week.

Besides this, any ideas on how to setup the edge flag enable bit? Or,
does that patch make sense to you.

If Ok, I will resend the patch later with little change to apply Eric's

Yuanhan Liu

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