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List: kde-kimageshop
Subject: Re: Vc branch ready for testing
From: Boudewijn Rempt <boud () valdyas ! org>
Date: 2012-09-06 6:56:54
Message-ID: 201209060856.54319.boud () valdyas ! org
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On Thursday 06 September 2012 Sep, Sven Langkamp wrote:
> Hi,
>
>
> I have pushed the krita-vc-langkamp branch. It does implement the brush
> mask computation with vc.
> To build the branch you need a cpu with SSE2 and Vc 0.61 or git:
> http://code.compeng.uni-frankfurt.de/projects/vc
> AVX should work too, but requires a change in the Krita cmake file.
>
> With the branch there is around 15x speedup in the mask benchmark and about
> 2-3x speedup in the stroke benchmark (for brushes without random and
> density).
> No idea how much performance improvement that gives during real painting,
> so that needs testing.
>
Wow! Nice work!
--
Boudewijn Rempt
http://www.valdyas.org, http://www.krita.org, http://www.boudewijnrempt.nl
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