Method compute_from_surface_mesh

src/Attributes/VertexValanceAttribute.cpp:31–53

}

void VertexValanceAttribute::compute_from_surface_mesh(Mesh& mesh) {
    const size_t num_vertices = mesh.get_num_vertices();
    const size_t num_faces = mesh.get_num_faces();
    const size_t num_vertex_per_face = mesh.get_vertex_per_face();

    VectorF& vertex_valance = m_values;
    vertex_valance = VectorF::Zero(num_vertices);

    std::set<Duplet> edges;
    for (size_t i=0; i<num_faces; i++) {
        VectorI face = mesh.get_face(i);
        for (size_t j=0; j<num_vertex_per_face; j++) {
            Duplet edge(face[j], face[(j+1)%num_vertex_per_face]);
            edges.insert(edge);
        }
    }

    for (auto edge : edges) {
        const auto& data = edge.get_ori_data();
        vertex_valance[data[0]] ++;
        vertex_valance[data[1]] ++;
    }
}

void VertexValanceAttribute::compute_from_tet_mesh(Mesh& mesh) {
    const size_t num_vertices = mesh.get_num_vertices();