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nav_code4a.cc
1 // Get the halfedge handle of i.e. the halfedge
2 // that is associated to the first vertex
3 // of our set of vertices
4 PolyMesh::HalfedgeHandle heh = mesh.halfedge_handle(*(mesh.vertices_begin()));
5 
6 // Now get the handle of its opposing halfedge
7 PolyMesh::HalfedgeHandle opposite_heh = mesh.opposite_halfedge_handle(heh);