[vtkusers] Problem with streamline

[Berk Geveci]

Can you write your point data as a VTK file and send it to me?

-berk

On 2/6/08, Mohammad Nazrul Islam <int64380 at stud.uni-stuttgart.de> wrote:
>
>
> Hi all,
> TI have a code to generate a streamline  but no results.
>
>  vector=vtk.vtkFloatArray()
>  vector.SetNumberOfComponents(3)
>  vector.SetNumberOfTuples(lines)
>
>  slineGrid=vtk.vtkUnstructuredGrid()
>  slineGrid.SetPoints(points)
>  slineGrid.GetPointData().SetVectors(vector)
>
>  delny = vtk.vtkDelaunay3D()
>  delny.SetInput(slineGrid)
>  delny.SetTolerance(0.1)
>  delny.SetAlpha(0.5)
>  delny.BoundingTriangulationOff()
>
>  line=vtk.vtkLineSource()
>  line.SetResolution(25)
>
>  integ=vtk.vtkRungeKutta4()
>  streamline=vtk.vtkStreamTracer()
>  streamline.SetInputConnection(delny.GetOutputPort())
>  streamline.SetSource(line.GetOutput())
>  streamline.SetMaximumPropagation(500)
>  streamline.SetMaximumPropagationUnitToTimeUnit()
>  streamline.SetInitialIntegrationStep(0.5)
>  streamline.SetInitialIntegrationStepUnitToCellLengthUnit()
>  streamline.SetIntegrationDirectionToBoth()
>  streamline.SetIntegrator(integ)
>
>
>  and then mapper, actor and rendering stuff. Could anybody  help me?
>
> Thanks and br,
> Nazrul
>
>
>
>
> _______________________________________________
> This is the private VTK discussion list.
> Please keep messages on-topic. Check the FAQ at: http://www.vtk.org/Wiki/VTK_FAQ
> Follow this link to subscribe/unsubscribe:
> http://www.vtk.org/mailman/listinfo/vtkusers
>