[vtkusers] [vtk-developers] Selecting points using something like brush

[Bill Lorensen]

vtkProbeFilter can be used to sample scalar point data using points
specified as a source.  In your case, the Probe Source could be a
vtkLineSource.

Is this what you mean?

On Fri, May 7, 2010 at 11:21 AM, Thupakula
<thupakula.saraswathi at gmail.com> wrote:
> Hi All,
> I am new to VTK.
> I am developing an algorithm for segmentation of Binary images using
> Graphcuts.
> I would like get the seed points from the foreground and background of the
> image.
> I am using VTK to interact with image but dont know if there is any function
> that can work like a brush  and get those points that are on that line .
>
> Can anybody suggest how to do this ?
>
> Thank you,
> Saraswathi
>
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