[vtkusers] labelling iso-lines

[Bill Lorensen]

Simple way, no. Not as far as I know. Although, I don't think it is very hard.

Yes, you can access the cells and points.


On Tue, May 18, 2010 at 12:33 PM, rashedk <rashed.vtk at googlemail.com> wrote:
>
>
> Perhaps I didnt phrase my question correctly, so there is absolutely no
> simple way of displaying the iso-value of each iso-contour?
>
> BTW, as vtkContourFilter inherits from vtkPolyDataAlgorithm, the output
> (contours) of the contourFilter is polydata, with cells that I can access
> one-by-one?
>
> Rashed
>
>
> Bill Lorensen-2 wrote:
>>
>> As far as I know, there is no automatic way to do this. You could
>> probably find the number of cells in contour, fiund an appropriate
>> point in the line (middle maybe?) and then use some sort of labeller
>> that exists already.
>>
>> On Tue, May 18, 2010 at 12:08 PM, rashedk <rashed.vtk at googlemail.com>
>> 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.
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>
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