[Intel-gfx] [PATCH] Fall back to fb pixmaps for backing glyph pictures

Eric Anholt eric at anholt.net
Tue Jun 9 20:01:47 CEST 2009


On Tue, 2009-06-09 at 10:53 -0700, Keith Packard wrote:
> On Tue, 2009-06-09 at 10:22 -0700, Eric Anholt wrote:
> 
> > Awesome, this is exactly the testing I was hoping for!
> 
> The problem here is that large glyphs, which aren't placed in the cache,
> will end up being drawn with software. Some way of dealing with a range
> of reasonable sizes seems necessary; the current glyph atlas has a
> fairly small max glyph size (32x32).

The firefox trace should have involved moving things through the glyph
cache, yet didn't show any performance difference.  I'd love to see a
cairo-trace showing that this patch breaks things, though.

-- 
Eric Anholt
eric at anholt.net                         eric.anholt at intel.com


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