[Bf-committers] [Bf-blender-cvs] SVN commit: /data/svn/bf-blender [29139] trunk/blender/source/blender: Workaround #20467: disabled OpenMP multithreading on subsurf/multires/ sculpt

Tom M letterrip at gmail.com
Wed Jun 2 01:56:32 CEST 2010


> Workaround #20467: disabled OpenMP multithreading on subsurf/multires/sculpt
> for now, it's too fine grained and so becomes a performance bottleneck on some
> platforms, while only providing a modest speedup on others.

I've found that the openmp threading is always a win if multires
levels is greater than 5, in which case there is a lot of data per
node.  If artists are using only one or two levels then it likely
provides little or no performance gain.


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