Have you tried numpy expressions in the python calculator? http://www.vtk.org/Wiki/Python_Calculator hth
David E DeMarle Kitware, Inc. R&D Engineer 21 Corporate Drive Clifton Park, NY 12065-8662 Phone: 518-881-4909 On Mon, Dec 7, 2015 at 4:11 PM, David Larsson <david.lars...@sth.kth.se> wrote: > Dear all, > > > I'm working with velocity vector fields over multiple time steps. I would > like to compute a number of entities for the velocity field - most > importantly the lambda2-scalar, but being relatively new to paraview I'm > not really sure how to do that. > > > I can do some simple modifications using the calculator but can't really > find my way to grad() or curl() etc. I guess the solution is going over to > pvpython (which would also be preferred with regards to doing automated > analysis). > > > Does anyone have any experience with performing numerical analysis of > vector velocity fields in pvpython that could give some hints on how to get > started? Or does anyone even have performed lambda2-analysis on such? > > > I've seen some similar questions in the mail-list from before but can't > seem to find a conclusive answer, so I thought I'd give it a try myself. > > > Thanks for the help. > > > /David > > > > > <https://webmail.kth.se/owa/redir.aspx?C=IxWYxXymHES_fQvc4qU3B9BOtBARstEIlfcjHJ6nx0MeBY57EwkoSX2SdYQPib-GqeXHouLYnDA.&URL=mailto%3adavid.larsson%40sth.kth.se> > > _______________________________________________ > Powered by www.kitware.com > > Visit other Kitware open-source projects at > http://www.kitware.com/opensource/opensource.html > > Please keep messages on-topic and check the ParaView Wiki at: > http://paraview.org/Wiki/ParaView > > Search the list archives at: http://markmail.org/search/?q=ParaView > > Follow this link to subscribe/unsubscribe: > http://public.kitware.com/mailman/listinfo/paraview > >
_______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Search the list archives at: http://markmail.org/search/?q=ParaView Follow this link to subscribe/unsubscribe: http://public.kitware.com/mailman/listinfo/paraview