Re: [Mesa-dev] [PATCH] draw: fix clipping with linear interpolated values and gl_ClipVertex

2015-12-10 Thread Dave Airlie
On 10 December 2015 at 14:31, wrote: > From: Roland Scheidegger > > Discovered this when working on other clip code, apparently didn't work > correctly - the combination of linear interpolated values and using > gl_ClipVertex produced wrong values

Re: [Mesa-dev] [PATCH] draw: fix clipping with linear interpolated values and gl_ClipVertex

2015-12-10 Thread Roland Scheidegger
Am 10.12.2015 um 17:06 schrieb Jose Fonseca: > On 10/12/15 15:53, Roland Scheidegger wrote: >> Am 10.12.2015 um 15:44 schrieb Jose Fonseca: >>> On 10/12/15 08:09, Dave Airlie wrote: On 10 December 2015 at 14:31, wrote: > From: Roland Scheidegger

Re: [Mesa-dev] [PATCH] draw: fix clipping with linear interpolated values and gl_ClipVertex

2015-12-10 Thread Brian Paul
On 12/10/2015 07:44 AM, Jose Fonseca wrote: On 10/12/15 08:09, Dave Airlie wrote: On 10 December 2015 at 14:31, wrote: From: Roland Scheidegger Discovered this when working on other clip code, apparently didn't work correctly - the combination of

Re: [Mesa-dev] [PATCH] draw: fix clipping with linear interpolated values and gl_ClipVertex

2015-12-10 Thread Roland Scheidegger
Am 10.12.2015 um 15:44 schrieb Jose Fonseca: > On 10/12/15 08:09, Dave Airlie wrote: >> On 10 December 2015 at 14:31, wrote: >>> From: Roland Scheidegger >>> >>> Discovered this when working on other clip code, apparently didn't work >>> correctly - the

Re: [Mesa-dev] [PATCH] draw: fix clipping with linear interpolated values and gl_ClipVertex

2015-12-10 Thread Jose Fonseca
On 10/12/15 15:53, Roland Scheidegger wrote: Am 10.12.2015 um 15:44 schrieb Jose Fonseca: On 10/12/15 08:09, Dave Airlie wrote: On 10 December 2015 at 14:31, wrote: From: Roland Scheidegger Discovered this when working on other clip code, apparently

Re: [Mesa-dev] [PATCH] draw: fix clipping with linear interpolated values and gl_ClipVertex

2015-12-10 Thread Jose Fonseca
On 10/12/15 08:09, Dave Airlie wrote: On 10 December 2015 at 14:31, wrote: From: Roland Scheidegger Discovered this when working on other clip code, apparently didn't work correctly - the combination of linear interpolated values and using

[Mesa-dev] [PATCH] draw: fix clipping with linear interpolated values and gl_ClipVertex

2015-12-09 Thread sroland
From: Roland Scheidegger Discovered this when working on other clip code, apparently didn't work correctly - the combination of linear interpolated values and using gl_ClipVertex produced wrong values (failing all such combinations in piglits glsl-1.30 interpolation tests).