[Insight-users] Seed point id identification

[David Doria]

> As we know that in the PickPixel example, the world position of a seed point
> was picked by vtkPropPicker. However, I want to pick the cell id of that
> point. Because, in ITK, cell id is used for setting seed point position. So
> do you know how to pick the cell id?

Is this what you're looking for?

http://www.vtk.org/Wiki/VTK/Examples/Cxx/Picking/CellPicking

David