Performance of XRenderCompositeTrapezoids in the aliased case

Clemens Eisserer linuxhippy at
Mon Feb 2 11:57:28 PST 2009

> I'm not looking at the code, so my recollection could be wrong, (or just
> plain out of date), but I don't think that pixman has code to rasterize
> "aliased" to an A8 buffer. It simply rasterizes based on the depth of
> the target mask buffer.
> So I think you'd have to write some new code to implement what you want
> here.
Yes, I you'r right that needs to be done.
If the pixman edge/trap stuff wouldn't be that complex :-/

- Clemens

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