[cairo] another pixman issue

Robert O'Callahan robert at ocallahan.org
Wed Mar 26 17:48:51 PDT 2008


On Thu, Mar 27, 2008 at 2:38 AM, Carl Worth <cworth at cworth.org> wrote:

> So presumably you could draw with EXTEND_REPEAT to a temporary surface
> that's sufficiently enlargened in one dimension and then draw from
> that one with EXTEND_PAD to the final. Or you could draw with
> EXTEND_PAD to a surface enlargened in the other dimension and then
> draw with EXTEND_REPEAT.
>

It's a bit more complicated than that because the area we want to restrict
sampling to might actually cross a tile boundary (while being less than one
full tile). The details are gruesome and not worth repeating here.

Rob
-- 
"He was pierced for our transgressions, he was crushed for our iniquities;
the punishment that brought us peace was upon him, and by his wounds we are
healed. We all, like sheep, have gone astray, each of us has turned to his
own way; and the LORD has laid on him the iniquity of us all." [Isaiah
53:5-6]
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