SctSensorGmxSD Node1 SctSensorGmxSD - m_sqlreader + SctSensorGmxSD() + ~SctSensorGmxSD() + ProcessHits() Node2 SctSensorSD # m_HitColl + SctSensorSD() + ~SctSensorSD() + ProcessHits() + Initialize() + AddHit() - FRIEND_TEST() - FRIEND_TEST() - FRIEND_TEST() - FRIEND_TEST() - indexMethod() Node2->Node1 Node3 G4VSensitiveDetector Node3->Node2