ISF::GenParticleInteractingFilter Node1 ISF::GenParticleInteracting Filter + m_additionalInteractingParticle Types + m_additionalNonInteracting ParticleTypes + GenParticleInteractingFilter() + ~GenParticleInteractingFilter() + initialize() + pass() Node2 extends< AthAlgTool, IGenParticleFilter > Node2->Node1