I would try : - diminishing the step size (in cell length) - Putting a very high number of steps - Decreasing the termination speed
Jacques 2009/4/9 Richard GRENON <[email protected]> > Hello, > > This is an addition to my previous mail about Surface Streamlines: > > After several tests, I can obtain some pieces of surface Streamlines on non > planar surfaces (with the Wiki example for Custom Filter as with my own > data). I have to use a very low value of "Initial Step Length" of the Custom > StreamTracer, but I get always more or less short pieces of streamlines. > never a full streamline from the seed point to the border of the surface. So > I have to put many seed points all over the surface to cover the surface > with pieces of streamlines in order to have an idea of the surface flow. > > What I would like to get is a full streamline extending over the whole > surface from a given seed point. As an example, let us consider the > fuselage of an aircraft. I would like to put some seed points on a circle > around the fuselage at a given location on the aircraft axis. The seed > points may be obtained using Mask Point on a Slice of the fuselage by a > plane at the desired location on the axis. Then a Surface Vectors filter is > applied to the fuselage dataset and the Custom StreamTracer is applied to > the Surface Vectors. But all I can obtain is always more or less short > (depending of the "Initial Step Length" value) pieces of surface streamlines > extending around the seed points. > > Is there a way to have full surface streamlines with the existing filters > other than including LC or some other software? > > Thank you in advance for your help. > > -- > 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 >
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