IFastCaloSimGeometryHelper Node1 IFastCaloSimGeometryHelper + ~IFastCaloSimGeometryHelper() + interfaceID() Node2 IAlgTool Node2->Node1 Node3 ICaloGeometry + PostProcessGeometry() + ATLAS_NOT_THREAD_SAFE() + getDDE() + getDDE() + getFCalDDE() + deta() + minmaxeta() + rzmid() + rzent() + rzext() and 10 more... Node3->Node1