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- import igl
- # Load a mesh in OFF format
- V = igl.eigen.MatrixXd()
- F = igl.eigen.MatrixXi()
- igl.readOFF("../tutorial/shared/fandisk.off", V, F);
- # Compute per-face normals
- N_faces = igl.eigen.MatrixXd()
- igl.per_face_normals(V,F,N_faces);
- print("igl::per_face_normals: \n", N_faces, sep='')
- # Compute per-vertex normals
- N_vertices = igl.eigen.MatrixXd()
- igl.per_vertex_normals(V,F,igl.PER_VERTEX_NORMALS_WEIGHTING_TYPE_AREA,N_vertices);
- print("igl::per_vertex_normals: \n", N_vertices, sep='')
- # Compute per-corner normals, |dihedral angle| > 20 degrees --> crease
- N_corners = igl.eigen.MatrixXd()
- igl.per_corner_normals(V,F,20,N_corners);
- print("igl::per_corner_normals: \n", N_corners, sep='')
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