Vc branch ready for testing

[Boudewijn Rempt]

On Friday 07 September 2012 Sep, Sven Langkamp wrote:
> I pushed some changes, so now AVX should be used if CPU is Sandy Bridge. I
> have also made another improvement to the apply alpha mask, not vectorized
> but stroke benchmark is about 15-20% faster. Callgrind show that the mask
> calculation is now longer the major performance bottleneck, instead the
> composite op is now in the top spot.

Wow... That is really seriously good news :-) Let's find a way to get this into git master as soon as possible!

-- 
Boudewijn Rempt
http://www.valdyas.org, http://www.krita.org, http://www.boudewijnrempt.nl