Excellent news; thanks for doing this Seth! Cheers, Jeff.
> On 21 Sep 2018, at 20:53, Seth Hillbrand <[email protected]> wrote: > > Hi All- > > I've just finalized the process of removing OpenMP from our codebase. See > https://lists.launchpad.net/kicad-developers/msg34520.html > <https://lists.launchpad.net/kicad-developers/msg34520.html> for some > discussion as to why this was needed. > > TLDR; MacOS doesn't have OpenMP. Rather than segment our codebase to use > different kinds of thread pooling, I've standardized the threading into > std::thread. This includes connectivity, zone filling and 3d-viewer. > > There are a few side benefits to those not on Mac as well. Notably, OpenMP > was stalling during the ratsnest/connectivity routines as the different > threads waited for the pool to clear. Moving to the std::threads speeds this > up enormously. > > There was some concern about the overhead of multiple threads as opposed to a > thread pool. While I don't see any problematic effects under Mac or Linux, > I'd like to hear people's experiences on MSW and whether there are > drawbacks/problems to this approach. > > Best- > Seth > _______________________________________________ > Mailing list: https://launchpad.net/~kicad-developers > Post to : [email protected] > Unsubscribe : https://launchpad.net/~kicad-developers > More help : https://help.launchpad.net/ListHelp
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