Method load_mesh

tests/tools/Wires/Tiler/MixedMeshTilerTest.h:23–27

        }

        MeshPtr load_mesh(const std::string& mesh_file) {
            MeshFactory factory;
            factory.load_file(m_mesh_data_dir + mesh_file);
            return factory.create();
        }
        
        void save_wires(const std::string& wire_file, WireNetwork::Ptr wires) {
            WireWriter writer;