ActsGeantFollowerHelper Node1 ActsGeantFollowerHelper - m_extrapolationEngine - m_actsExtrapolator - m_extrapolateDirectly - m_extrapolateIncrementally - m_parameterCache - m_actsParameterCache - m_actsSurfaceCache - m_actsSurfaceIterator - m_pdgToParticleHypothesis - m_tX0Cache and 9 more... + ActsGeantFollowerHelper() + ~ActsGeantFollowerHelper() + initialize() + finalize() + beginEvent() + trackParticle() + endEvent() Node2 extends< AthAlgTool, IActsGeantFollowerHelper > Node2->Node1