Created
July 7, 2018 15:09
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judge if a mesh has boundary
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| from __future__ import print_function | |
| import sys | |
| import vtk | |
| reader = vtk.vtkOBJReader() | |
| reader.SetFileName(sys.argv[1]) | |
| reader.Update() | |
| featureEdges = vtk.vtkFeatureEdges() | |
| featureEdges.BoundaryEdgesOn(); | |
| featureEdges.FeatureEdgesOff(); | |
| featureEdges.ManifoldEdgesOff(); | |
| featureEdges.NonManifoldEdgesOff(); | |
| featureEdges.SetInputConnection(reader.GetOutputPort()) | |
| featureEdges.Update() | |
| print(featureEdges.GetOutput().GetNumberOfPoints() > 0) |
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When every point has normal, this code fails since it make every edge boundary.