[vtkusers] labelling iso-lines

Jothy jothybasu at gmail.com
Wed May 19 14:10:40 EDT 2010


Thanks very much. Alert us on the list, when do this.

Jothy

On Wed, May 19, 2010 at 7:08 PM, David Gobbi <david.gobbi at gmail.com> wrote:

> Hi Jothy,
>
> The GetNextCell() method's arguments are not wrappable:
>
>  int GetNextCell(vtkIdType& npts, vtkIdType* &pts);
>
> Since this same problem has bitten me, too, and since there are no
> easy workarounds, I'll add a wrappable method to the nightly VTK:
>
>  int GetNextCell(vtkIdList *pts);
>
> This will form a nice symmetry with the InsertNextCell(vtkIdList *pts)
> method.
>
>   David
>
>
> On Wed, May 19, 2010 at 11:46 AM, Jothy <jothybasu at gmail.com> wrote:
> > Could someone convert it to python. I tried, but it throws some error at
> >
> > vtkIdType *indices;
> >
> >   vtkIdType numberOfPoints;
> >   unsigned int lineCount = 0;
> >   for (cells->InitTraversal();
> >
> >        cells->GetNextCell(numberOfPoints, indices);
> >        lineCount++)
> >
> >
> >
> > Thanks,
> >
> > Jothy
> >
> >
> >
> > On Wed, May 19, 2010 at 1:24 PM, Bill Lorensen <bill.lorensen at gmail.com>
> > wrote:
> >>
> >> I've added an example that illustrates one way to place labels on
> >> isolines generated by vtkContourFilter.
> >>
> >> http://vtk.org/Wiki/VTK/Examples/Visualization/LabelContours
> >>
> >> Bill
> >>
> >> On Tue, May 18, 2010 at 9:35 PM, rashedk <rashed.vtk at googlemail.com>
> >> wrote:
> >> >
> >> > Thanks Bill!  I agree to your T&C :)
> >> >
> >> >
> >> >
> >> > rashedk wrote:
> >> >>
> >> >> Hi all,
> >> >>
> >> >> vtkContourFilter can draw contours on a dataset, however, is it
> >> >> possible
> >> >> to label/annotate these contours? I looked at vtkLabeledDataMapper
> but
> >> >> it
> >> >> only seems to label points, cells, etc.
> >> >>
> >> >> Rashed.
> >> >>
> >> >
> >> > --
> >> > View this message in context:
> >> > http://old.nabble.com/labelling-iso-lines-tp28597889p28603314.html
> >> > Sent from the VTK - Users mailing list archive at Nabble.com.
> >> >
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