On Thu, Mar 29, 2012 at 9:58 AM, Richard GRENON <[email protected]> wrote: > Hi Lorenzo. > > The Stream Tracer works very well to follow a 3D streamline in a volume, > but I always got bad results to follow streamlines on a curved surface. When > you start from a point on a surface to follow a streamline, the next point > is found with a small step in the direction of the tangent vector, but this > new point is not on the surface if the surface is curved. So the new point > should be projected onto the surface before proceeding to the next step.
I think the surface vectors and surface flows filters are meant to address this problem. > > Lorenzo a écrit : > >> Hi all; >> I managed to calculate the wall shear stress in openFoam using the command >> wallShearStress -latestTime >> and using the results (vector) as in input for the LIC! >> >> That's great! >> >> Now I'd have another question related to this topic: >> as I see the LIC is pretty heavy in paraview even though mine is a small >> geometry. I'm wondering, once I've loaded the wall shear stress, I could use >> the stream tracer on it to get more or less what I want. The only problem >> I'm having is that the line that generates the streamlines needs to be >> exactly on the surface of my body. Is there any way to attach the line to >> the surface? >> >> Thank you again! >> >> > > -- > Richard GRENON > ONERA > Departement d'Aerodynamique Appliquee - DAAP/ACI > 8 rue des Vertugadins > 92190 MEUDON - FRANCE > phone : +33 1 46 73 42 17 > fax : +33 1 46 73 41 46 > mailto:[email protected] > http://www.onera.fr > > _______________________________________________ > 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 _______________________________________________ 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
