FPGATrackSimTruthTrack Node1 FPGATrackSimTruthTrack - m_d0 - m_z0 - m_vtx_x - m_vtx_y - m_vtx_z - m_px - m_py - m_pz - m_q - m_pdgcode - m_status - m_evtindex - m_barcode_frac_offline + FPGATrackSimTruthTrack() + setD0() + setZ0() + setVtxX() + setVtxY() + setVtxZ() + setPX() + setPY() + setPZ() + setQ() and 28 more... Node2 TObject Node2->Node1 Node3 long Node3->Node1 -m_barcode