[vtkusers] converting vtkImageData to vtkUnstructuredGrid

[David E DeMarle]

One way is to apply the threshold filter and set the threshold so that
it includes the entire scalar range.

David E DeMarle
Kitware, Inc.
R&D Engineer
28 Corporate Drive
Clifton Park, NY 12065-8662
Phone: 518-371-3971 x109



On Tue, Feb 8, 2011 at 7:02 PM, Liam Kurmos <quantum.leaf at gmail.com> wrote:
> I have a scalar field stored as vtkImageData.
>
> I want to use the new vtkReebGraph object, but to build a reeb graph
> we need a vtkUnstructuredGrid and a vtkDataArray.
> I assume I get the vtkDataArray as the scalars used by my
> vtkImageData, but how do I create a vtkUnstructuredGrid that
> represents my volume?
>
> I imagine this is straightforward to a vtk expert but is not obvious to me.
>
> Liam
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