FTFPCMS_BERT_EMY.cc

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#include "FTFPCMS_BERT_EMY.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "SimG4Core/PhysicsLists/interface/CMSHadronPhysicsFTFP_BERT.h"
 
#include "G4EmStandardPhysics_option3.hh"
#include "G4DecayPhysics.hh"
#include "G4EmExtraPhysics.hh"
#include "G4IonPhysics.hh"
#include "G4StoppingPhysics.hh"
#include "G4HadronElasticPhysics.hh"
#include "G4NeutronTrackingCut.hh"
#include "G4HadronicProcessStore.hh"
#include "G4EmParameters.hh"
 
FTFPCMS_BERT_EMY::FTFPCMS_BERT_EMY(const edm::ParameterSet& p) : PhysicsList(p) {
  int ver = p.getUntrackedParameter<int>("Verbosity", 0);
  bool emPhys = p.getUntrackedParameter<bool>("EMPhysics", true);
  bool hadPhys = p.getUntrackedParameter<bool>("HadPhysics", true);
  bool tracking = p.getParameter<bool>("TrackingCut");
  double timeLimit = p.getParameter<double>("MaxTrackTime") * CLHEP::ns;
  double minFTFP = p.getParameter<double>("EminFTFP") * CLHEP::GeV;
  double maxBERT = p.getParameter<double>("EmaxBERT") * CLHEP::GeV;
  double maxBERTpi = p.getParameter<double>("EmaxBERTpi") * CLHEP::GeV;
  edm::LogVerbatim("PhysicsList") << "You are using the simulation engine: FTFP_BERT_EMY \n Flags for EM Physics "
                                  << emPhys << ", for Hadronic Physics " << hadPhys << " and tracking cut " << tracking
                                  << "   t(ns)= " << timeLimit / CLHEP::ns << "\n  transition energy Bertini/FTFP from "
                                  << minFTFP / CLHEP::GeV << " to " << maxBERT / CLHEP::GeV << ":"
                                  << maxBERTpi / CLHEP::GeV << " GeV";
 
  if (emPhys) {
    // EM Physics
    RegisterPhysics(new G4EmStandardPhysics_option3(ver));
    G4EmParameters::Instance()->SetMscStepLimitType(fUseSafetyPlus);
 
    // Synchroton Radiation & GN Physics
    G4EmExtraPhysics* gn = new G4EmExtraPhysics(ver);
    RegisterPhysics(gn);
  }
 
  // Decays
  this->RegisterPhysics(new G4DecayPhysics(ver));
 
  if (hadPhys) {
    G4HadronicProcessStore::Instance()->SetVerbose(ver);
 
    // Hadron Elastic scattering
    RegisterPhysics(new G4HadronElasticPhysics(ver));
 
    // Hadron Physics
    RegisterPhysics(new CMSHadronPhysicsFTFP_BERT(minFTFP, maxBERT, maxBERTpi));
 
    // Stopping Physics
    RegisterPhysics(new G4StoppingPhysics(ver));
 
    // Ion Physics
    RegisterPhysics(new G4IonPhysics(ver));
 
    // Neutron tracking cut
    if (tracking) {
      G4NeutronTrackingCut* ncut = new G4NeutronTrackingCut(ver);
      ncut->SetTimeLimit(timeLimit);
      RegisterPhysics(ncut);
    }
  }
}