Pythia8::WZPolarization Node1 Pythia8::WZPolarization + WZPolarization() + canVetoResonanceDecays() + doVetoResonanceDecays() + sqr() + rand01() Node2 UserHooks Node2->Node1 Node3 Pythia8_UserHooks:: UserSetting< int > # m_param # m_settingsPtr # m_retrieved + UserSetting() + operator()() - uncachedRetrieve() - uncachedRetrieve() - uncachedRetrieve() - uncachedRetrieve() - uncachedRetrieve() Node3->Node1 +m_polmode Node4 std::string Node4->Node3 #m_paramName Node5 std::basic_string< char > Node5->Node4