[Insight-users] Problems with itkDeformableMesh3DFilter

[Bill Lorensen]

ITK and VTK have different coordinate systems. The VTK y-axis is flipped.
Perhaps this is causing issues.

On Thu, Oct 13, 2011 at 7:34 AM, Sven Olaf Lüttmann <
sven.luettmann at fh-dortmund.de> wrote:

> **
>
> Dear ITK-Users,
>
> I'm experiencing problems implementing a deformable segmentation approach.
> I'm using the itkDeformableMesh3DFilter.
>
>
>  Here is what I do specifically:
>
>    1.
>
>    Let the user draw contours with vtkContourWidget
>     2.
>
>    Connect these contours to form a model as vtkPolyData
>     3.
>
>    Convert the vtkPolyData to itk::Mesh using the code mentioned in the
>    Auxiliary folder in the InsightApplications (vtkPolyDataToITKMesh.cxx)
>     4.
>
>    Use that mesh as initial mesh for the segmentation process
>
>
>  The problem is when I use my generated mesh the segmentation process
> crashes. When I use exactly the same code as in the example, means using the
> BinaryMask3DMeshSource Filter to create the mesh, everything works fine.
>
>
>  Are there any known issues converting vtkPolyData into itk::mesh.
>
>
>  Thanks in advance
>
> Best regards
>
>     Sven Lüttmann
>
>
>  --
> *Fachhochschule Dortmund*
> *University of Applied Sciences and Arts*
>
> Sven Olaf Lüttmann
> B.Sc. Medizinische Informatik
>
> FB Informatik, Medizinische Informatik
> Emil-Figge-Str. 42
> 44227 Dortmund
>
> Raum: EFS 42 B.1.21
>
> Fax: 0231 / 755-6725
> E-Mail: sven.luettmann at fh-dortmund.de
> Web: http://www.fh-dortmund.de
>
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