Thank you very much Kennet!
On Tue, Sep 17, 2013 at 4:42 PM, Moreland, Kenneth <[email protected]>wrote: > I suspect you have two problems, both related to the fact that your > data is 2D and the stream tracer performs its calculations in 3D. > > The first problem is that the default seed source, named Point Source, > is really a point cloud of random points within a sphere of a given radius. > When picking points in this 3D sphere, it is unlikely that any will happen > to hit the surface. Change to the line source, which will by default lie on > the correct plane. > > The second problem is that your vectors are not quite parallel with the > plane. They have a Z component that is, while small, not exactly 0. Thus, > after one step the particle advection has moved off the plane enough for > the locator to determine that the stream has left the mesh. You can fix > this by first passing your data through the calculator filter and give the > expression "momentum_X*iHat + momentum_Y*jHat". > > After doing those two things I got streamlines to work fine on the data > you posted. > > -Ken > > From: Matteo Parsani <[email protected]> > Date: Monday, September 16, 2013 11:28 AM > To: "[email protected]" <[email protected]> > Subject: [EXTERNAL] [Paraview] Stream tracer doe not show streamline > > Dear Paraview users, > I am trying to plot the stream lines with paraview but I do not get > anything. > I have played with the parameters without success. > > Could you please advice? > > In attachment I added a simple .vtu file that I am using to draw them. It > is just a piece of a mesh > > Thank you. > > Best Regards > > -- > Matteo > -- Matteo
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