[Mesa-dev] [RFT PATCH 2/2] nv20: enable ARB_texture_border_clamp support

Ilia Mirkin imirkin at alum.mit.edu
Tue Jun 27 13:11:20 UTC 2017


On Tue, Jun 27, 2017 at 9:07 AM, Roland Scheidegger <sroland at vmware.com> wrote:
> Am 27.06.2017 um 15:01 schrieb Roland Scheidegger:
>> These chips can't do border color? I wonder how they got away with that
>> with d3d since afaik it isn't optional.
> Err, I should have known better, EVERYTHING is optional with d3d9
> (albeit it doesn't mean apps were actually prepared for hw not
> supporting some of the more fundamental caps) "D3DPTADDRESSCAPS_BORDER:
> Device supports setting coordinates outside the range [0.0, 1.0] to the
> border color, as specified by the D3DSAMP_BORDERCOLOR texture-stage
> state." So I suppose that's how they got away with it...

And don't forget the power of swrast fallbacks. None of these chips
support 3D textures, for example.


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