[cairo] Patch for extend-pad support on untransformed sources

[Vladimir Vukicevic]

On Feb 26, 2008, at 5:31 PM, Antoine Azar wrote:

> Hey all,
>
> thanks to Vladimir for spotting a bug on extend-pad for  
> untransformed sources. We were reading bogus memory in pixman  
> instead of padding correctly with bordel pixels. You can see this by  
> painting a small surface onto a large destination with no transform,  
> and extend_pad enabled.
>
> I'm attaching a patch to fix this. It's probably far from optimal  
> speed-wise, but it's consistent with what we do for extend_repeat.
> Best,
> Antoine<padFix.patch>_______________________________________________

I'm actually running the cairo test suite as we speak with this to  
make sure no regressions cropped in, before pushing it upstream.  It  
definitely fixes the extend_pad issue for sure.  :) Thanks!

     - Vlad