I am not sure I understand. Is the solution to change all the vectors so that their sign is positive before integrating the streamlines?
-berk On Thu, May 7, 2009 at 12:55 PM, Martin Bates <[email protected]> wrote: > > From what I understand of the streamline filter (and the custom version), > the stream lines produced with these filters take into account the sign and > direction of the vector. > > I need to use a version where only the direction of the vector and not the > sign is taken into account. That is, our vectors are headless / non-polar. > Thus for these two (linear / parallel / anti-parallel) cases, the streamline > would be the same for my data: > > ---> <--- > > ---> ---> > > Obviously with the filter as is, the first one stops at the mid-point but > the second is continuous. > > Our data is not unidirectional (the orientation of the field varies with > space) and so I cannot just make sure that one of the components (say the z) > of the vector in the data set is always positive as this always leads to > breaks in the streamlines at some point. > > Thanks in advance if anyone has a tip how to deal with this. > > Martin > > > > _______________________________________________ > 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 > > Follow this link to subscribe/unsubscribe: > http://www.paraview.org/mailman/listinfo/paraview >
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