[Insight-users] Create 3D volume from a closed surface?

[Luis Ibanez]

Hi Blue Moon,

You may want to look at the mailing list archives,

http://public.kitware.com/pipermail/insight-users/2006-February/016593.html

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You could also convert the VTK surface to an ITK Mesh,
and then use the rasterization filter:

             itkTriangleMeshToBinaryImageFilter

http://www.itk.org/Insight/Doxygen/html/classitk_1_1TriangleMeshToBinaryImageFilter.html


  Regards,


     Luis


------------------
Blue Moon wrote:
> Hi All,
> 
> I need to create a distance map surrounding a 3D object represented by a 
> closed (VTK) surface. For this purpose, I need to first create a 3D 
> volume from the 3D surface, in which voxels within the surface are 1, 
> and those outside are zero. I am currently using vtkOBBTree to determine 
> if a point is inside/outside the surface. It's slow, plus for unknown 
> reasons it fails to create correct output. What is the most 
> efficient/robust way to create such volume? Any advice would be much 
> appreciated.
> 
> Best,
> BM
> 
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