MapEta Node1 MapEta - m_init - m_nx - m_ny - m_xmin - m_xmax - m_ymin - m_ymax - m_deltax - m_deltay - m_resp - m_xt0 - m_xt1 - m_xt2 + ~MapEta() + MapEta() + SetDirectory() + Initialize() + Nx() + Ny() + Xmin() + Xmax() + Ymin() + Ymax() + GetData() + GetData0() Node2 std::string Node2->Node1 -m_directory Node3 std::basic_string< char > Node3->Node2