It seems that vtkContourTriangulator() does not handle 3D coordinates when non planar.
The big picture of this problem is how to get a anti-counter clockwise coordinates of polydata made of lines sometimes folded.
It seems that vtkContourTriangulator() does not handle 3D coordinates when non planar.
The big picture of this problem is how to get a anti-counter clockwise coordinates of polydata made of lines sometimes folded.