Re: [Mesa3d-dev] [RFC] PIPE_CAP_BLITTER

2009-07-02 Thread Michel Dänzer
On Wed, 2009-07-01 at 23:47 -0700, Corbin Simpson wrote: > So, a couple months ago I opined about the inability of Gallium to > guarantee non-overlapping blits. I need to revisit the subject. > > I can't detect when blits will overlap, every time, without massive hax, > and I'm not terribly certai

Re: [Mesa3d-dev] [RFC] PIPE_CAP_BLITTER

2009-07-02 Thread Keith Whitwell
On Wed, 2009-07-01 at 23:47 -0700, Corbin Simpson wrote: > So, a couple months ago I opined about the inability of Gallium to > guarantee non-overlapping blits. I need to revisit the subject. > > I can't detect when blits will overlap, every time, without massive hax, > and I'm not terribly certai

[Mesa3d-dev] [RFC] PIPE_CAP_BLITTER

2009-07-01 Thread Corbin Simpson
So, a couple months ago I opined about the inability of Gallium to guarantee non-overlapping blits. I need to revisit the subject. I can't detect when blits will overlap, every time, without massive hax, and I'm not terribly certain that the hax work. Somehow (probably through texture blanketing)