2010/5/6 Václav Šmilauer <[email protected]> > > > > > You think Rotate method will slow down calculation? As for me, it is > > very clear to have Rotate method. > > You do not need to remember, that rotation is quaternion and vector > > multiplication. > > It will not be slower at all. > > It is just that I would like to have the same interface in c++ and > python; there is no Rotate in c++ (and will not be, since we cannot > change Eigen's API), and I think it is not that difficult to write q*v > instead of q.Rotate(v)... >
Ok, I agree. > > The same for the old Wm3 API (like ZERO, ToAxisAngle etc), which is > supported, but not documented > (https://www.yade-dem.org/sphinx/external.html#module-miniEigen) and > should not be used in scripts anymore (I might create wrapper function > that will print warnings, like we do for deprecated attributes and > classes etc). > I think, we can just warn people about changes in API and ask them to change their own scripts. And, of course, we'll change ./examples/* files and forget about those functions. > > > Do we use Matrix3r*Matrix3r somewhere? > > No, but it is a meaningful operation, so no reason to not support it, > right? (In c++ it is used in Cell BTW) > In this case, maybe, it is easier to write this function-wrapper from scratch? > > Cheers, v. > > > > _______________________________________________ > Mailing list: > https://launchpad.net/~yade-dev<https://launchpad.net/%7Eyade-dev> > Post to : [email protected] > Unsubscribe : > https://launchpad.net/~yade-dev<https://launchpad.net/%7Eyade-dev> > More help : https://help.launchpad.net/ListHelp >
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