On Mon, 2014-01-13 at 18:00 -0800, Keith Packard wrote: > Here's a fun sequence of patches. What it does is make fb support > bitmaps (depth 1 pixmaps) that are stored in 8 bits per pixel. Why > would you want to do this, you ask? Well, Glamor wants to use GL for > all rendering, and GL has no support for 1bpp surfaces. Making fb > support bitmaps in 8bpp means we'll have "native" format support in GL > for the same pixmaps which means we can map them instead of copying > them.
Didn't SNA prove though that sharing the same pixel storage for GPU and CPU doesn't give the overall best performance even with Intel GPUs? It certainly doesn't with most other GPUs. -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Mesa and X developer _______________________________________________ [email protected]: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel
