AGDDTubs Node1 AGDDTubs + m_rin + m_rou + m_z + m_phi0 + m_dphi + AGDDTubs() + SetRio_Z() + SetProfile() + CreateVolume() + CreateSolid() + rin() + rou() + z() + phi0() + dphi() Node2 AGDDVolume # m_name # m_material # m_theDaughters # m_theParents # m_color # m_theSolid # m_theVolume # m_isSensitive # m_vs + AGDDVolume() + ~AGDDVolume() + GetName() + SetMaterial() + CreateSolid() + CreateVolume() + AddDaughter() + GetDaughter() + NrOfDaughter() + HasParent() and 10 more... Node2->Node1