Method get_num_faces

tools/CGAL/Arrangement2.h:36–36

        const Matrix2Fr get_vertices() const { return m_vertices; }
        const Matrix2Ir get_edges() const { return m_edges; }
        size_t get_num_faces() const { return m_arrangement.number_of_faces(); }

        std::vector<std::pair<ElementType, int>> query(const Matrix2Fr& pts);