StoppedParticleFastSim Node1 StoppedParticleFastSim # m_fsSD # m_init # m_fsSDname + StoppedParticleFastSim() + ~StoppedParticleFastSim() + IsApplicable() + ModelTrigger() + DoIt() # isSUSYParticle() Node2 G4VFastSimulationModel Node2->Node1