[vtkusers] Isosurface with Additional Info

[Bill Lorensen]

Dan,

I just added an example that illustrates how to do this:
http://www.vtk.org/Wiki/VTK/Examples/Cxx/Visualization/IsosurfaceSampling

Bill

On Tue, Nov 20, 2012 at 1:37 PM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
> You can use the ProbeFilter to sample a scalar field at the vertices
> of your isosurface.
>
> On Tue, Nov 20, 2012 at 12:08 PM, Dan Barker <dbpvusrlist at hotmail.co.uk> wrote:
>> Hi all,
>>
>> I was wondering if it is possible to have a surface (generated with marching
>> cubes for instance) which has extra information at each point on the
>> surface. For instance if I'm taking the isosurface based on one scalar field
>> I might want to know the value of another on the surface. In general vector
>> information would be great but even if it's only possible with scalars this
>> would also be very useful.
>>
>> I am generating isosurfaces by applying vtkMarchingCubes to a vtkImageData
>> containing my voxel data (via a vtkImageExtractComponents).
>>
>> I have no idea where to begin to try and add this to my isosurfaces.
>>
>> Thanks,
>> Daniel
>>
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