Method get_selected_face_indices

tools/MeshUtils/SubMesh.h:51–53

            check_validity(); return m_selected_vertex_indices;
        }
        VectorI get_selected_face_indices() const {
            check_validity(); return m_selected_face_indices;
        }

        // Unselected geometry
        MatrixFr get_unselected_vertices() const {