Re: [Mesa-dev] soft/llvmpipe front buffer access and piglit regressions

2015-11-09 Thread Dave Airlie
On 10 November 2015 at 06:36, Brian Paul wrote: > On 11/09/2015 01:15 PM, Dave Airlie wrote: >> >> On 10 November 2015 at 00:30, Roland Scheidegger >> wrote: >>> >>> Am 09.11.2015 um 04:44 schrieb Dave Airlie: So it appears my patch to enable front buffer access on soft/llvmpipe ca

Re: [Mesa-dev] soft/llvmpipe front buffer access and piglit regressions

2015-11-09 Thread Brian Paul
On 11/09/2015 01:15 PM, Dave Airlie wrote: On 10 November 2015 at 00:30, Roland Scheidegger wrote: Am 09.11.2015 um 04:44 schrieb Dave Airlie: So it appears my patch to enable front buffer access on soft/llvmpipe causes some piglit regressions. However these are due to piglit having undefined

Re: [Mesa-dev] soft/llvmpipe front buffer access and piglit regressions

2015-11-09 Thread Dave Airlie
On 10 November 2015 at 00:30, Roland Scheidegger wrote: > Am 09.11.2015 um 04:44 schrieb Dave Airlie: >> So it appears my patch to enable front buffer access on soft/llvmpipe >> causes some piglit regressions. However these are due to piglit having >> undefined behaviour where it doesn't create a

Re: [Mesa-dev] soft/llvmpipe front buffer access and piglit regressions

2015-11-09 Thread Roland Scheidegger
Am 09.11.2015 um 04:44 schrieb Dave Airlie: > So it appears my patch to enable front buffer access on soft/llvmpipe > causes some piglit regressions. However these are due to piglit having > undefined behaviour where it doesn't create a window but has tests > requiring a front buffer. The new code

[Mesa-dev] soft/llvmpipe front buffer access and piglit regressions

2015-11-08 Thread Dave Airlie
So it appears my patch to enable front buffer access on soft/llvmpipe causes some piglit regressions. However these are due to piglit having undefined behaviour where it doesn't create a window but has tests requiring a front buffer. The new code does an XGetImage on the front buffer and when it fa