ISF::TruthPreselectionTool Node1 ISF::TruthPreselectionTool - m_genParticleFilters - m_quasiStableFilter + TruthPreselectionTool() + ~TruthPreselectionTool() + initialize() + filterGenEvent() - passesFilters() - identifiedQuasiStableParticle ForSim() - hasQuasiStableAncestorParticle() - isPostQuasiStableParticle Vertex() Node2 extends< AthAlgTool, IGenEventFilter > Node2->Node1