[Bf-cycles] Cycles CPU speedup: Perlin noise

[Jonathan Williamson]

Great news Thomas!

On Friday, December 27, 2013, Thomas Dinges wrote:

> Hi everyone,
> today Svyatoslav Lockal send us a great patch which improves Perlin
> Noise calculation for Cycles CPU rendering, it's in master now.
> https://developer.blender.org/rBa92abf5089e152d8d1b1fd95278b307f56b6a193
>
> Some tests with the BMW scene resulted in a 12-15% render speedup.
>
> But I was curious to see how this behaves in a more production like
> environment, so I checked a file from the Open Movie Caminandes.
> The scene I used was 11a_comp.blend (New Hope scene) from Caminandes on
> an Ivy Bridge Quad Core (3.4 GHZ) on Linux.
> I rendered frame 500, with 1280x720 resolution, otherwise it's unmodified.
>
> http://www.pasteall.org/pic/show.php?id=64561
>
> Before: 01:06:22h
> New: 53:13min
>
> That is a speedup of about 20% (19.76%), which is a lot. I checked the
> node setups and the artists used the Noise Texture almost everywhere. :D
>
> Just wanted to share this, enjoy!
>
> Best regards,
> Thomas
>
>
>
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-- 
Jonathan Williamson
http://cgcookie.com
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