Re: [Pixman] [PATCH v3 1/2] Remove the 8e extra safety margin in COVER_CLIP analysis

2015-10-16 Thread Pekka Paalanen
On Wed, 23 Sep 2015 11:40:32 +0300 Pekka Paalanen wrote: > From: Ben Avison > > As discussed in > http://lists.freedesktop.org/archives/pixman/2015-August/003905.html > > the 8 * pixman_fixed_e (8e) adjustment which was applied to the transformed > coordinates is a legacy of rounding errors wh

Re: [Pixman] [PATCH v3 1/2] Remove the 8e extra safety margin in COVER_CLIP analysis

2015-09-28 Thread Siarhei Siamashka
On Fri, 25 Sep 2015 14:38:46 +0300 Pekka Paalanen wrote: > On Fri, 25 Sep 2015 07:38:34 +0300 > Siarhei Siamashka wrote: > > > On Wed, 23 Sep 2015 11:40:32 +0300 > > Pekka Paalanen wrote: > > > > > From: Ben Avison > > > > > > As discussed in > > > http://lists.freedesktop.org/archives/pixm

Re: [Pixman] [PATCH v3 1/2] Remove the 8e extra safety margin in COVER_CLIP analysis

2015-09-25 Thread Pekka Paalanen
On Fri, 25 Sep 2015 07:38:34 +0300 Siarhei Siamashka wrote: > On Wed, 23 Sep 2015 11:40:32 +0300 > Pekka Paalanen wrote: > > > From: Ben Avison > > > > As discussed in > > http://lists.freedesktop.org/archives/pixman/2015-August/003905.html > > > > the 8 * pixman_fixed_e (8e) adjustment whic

Re: [Pixman] [PATCH v3 1/2] Remove the 8e extra safety margin in COVER_CLIP analysis

2015-09-24 Thread Siarhei Siamashka
On Wed, 23 Sep 2015 11:40:32 +0300 Pekka Paalanen wrote: > From: Ben Avison > > As discussed in > http://lists.freedesktop.org/archives/pixman/2015-August/003905.html > > the 8 * pixman_fixed_e (8e) adjustment which was applied to the transformed > coordinates is a legacy of rounding errors wh

Re: [Pixman] [PATCH v3 1/2] Remove the 8e extra safety margin in COVER_CLIP analysis

2015-09-24 Thread Ben Avison
On Wed, 23 Sep 2015 09:40:32 +0100, Pekka Paalanen wrote: Ben, Siarhei, for the record, gentlemen, please give your reviewed-by's so I can just push these two out without any confusion. :-) Sure... Reviewed-by: Ben Avison Ben ___ Pixman mailing l

[Pixman] [PATCH v3 1/2] Remove the 8e extra safety margin in COVER_CLIP analysis

2015-09-23 Thread Pekka Paalanen
From: Ben Avison As discussed in http://lists.freedesktop.org/archives/pixman/2015-August/003905.html the 8 * pixman_fixed_e (8e) adjustment which was applied to the transformed coordinates is a legacy of rounding errors which used to occur in old versions of Pixman, but which no longer apply. F