examples/extended/electromagnetic/TestEm18/src/PhysicsList.cc

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/// \file electromagnetic/TestEm18/src/PhysicsList.cc
/// \brief Implementation of the PhysicsList class
//
// $Id: PhysicsList.cc 67268 2013-02-13 11:38:40Z ihrivnac $
//
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#include "PhysicsList.hh"
#include "PhysicsListMessenger.hh"

#include "PhysListEmStandard.hh"
#include "PhysListEmLivermore.hh"
#include "PhysListEmPenelope.hh"

#include "G4LossTableManager.hh"
#include "G4UnitsTable.hh"
#include "G4SystemOfUnits.hh"

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PhysicsList::PhysicsList() : G4VModularPhysicsList(),
  fMessenger(0), 
  fEmPhysicsList(0)
{
  G4LossTableManager::Instance();
  fMessenger = new PhysicsListMessenger(this); 
   
  // EM physics
  fEmName = G4String("standard");
  fEmPhysicsList = new PhysListEmStandard(fEmName);
    
  defaultCutValue = 1.*mm;
  fCutForGamma     = defaultCutValue;
  fCutForElectron  = defaultCutValue;
    
  SetVerboseLevel(1);
}

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PhysicsList::~PhysicsList()
{
  delete fEmPhysicsList;
  delete fMessenger;  
}

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void PhysicsList::AddPhysicsList(const G4String& name)
{
  if (verboseLevel>1) {
    G4cout << "PhysicsList::AddPhysicsList: <" << name << ">" << G4endl;
  }

  if (name == fEmName) return;

  if (name == "standard") {

    fEmName = name;
    delete fEmPhysicsList;
    fEmPhysicsList = new PhysListEmStandard(name);
        
  } else if (name == "livermore") {

    fEmName = name;
    delete fEmPhysicsList;
    fEmPhysicsList = new PhysListEmLivermore(name);
    
  } else if (name == "penelope") {

    fEmName = name;
    delete fEmPhysicsList;
    fEmPhysicsList = new PhysListEmPenelope(name);

  } else {

    G4cout << "PhysicsList::AddPhysicsList: <" << name << ">"
           << " is not defined"
           << G4endl;
  }
}

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// Bosons
#include "G4ChargedGeantino.hh"
#include "G4Geantino.hh"
#include "G4Gamma.hh"

// leptons
#include "G4Electron.hh"
#include "G4Positron.hh"

#include "G4MuonPlus.hh"
#include "G4MuonMinus.hh"

// Mesons
#include "G4PionPlus.hh"
#include "G4PionMinus.hh"

#include "G4KaonPlus.hh"
#include "G4KaonMinus.hh"

// Baryons
#include "G4Proton.hh"
#include "G4AntiProton.hh"
#include "G4Neutron.hh"
#include "G4AntiNeutron.hh"

// Nuclei
#include "G4Deuteron.hh"
#include "G4Triton.hh"
#include "G4Alpha.hh"
#include "G4GenericIon.hh"

void PhysicsList::ConstructParticle()
{
// pseudo-particles
  G4Geantino::GeantinoDefinition();
  G4ChargedGeantino::ChargedGeantinoDefinition();
  
// gamma
  G4Gamma::GammaDefinition();

// leptons
  G4Electron::ElectronDefinition();
  G4Positron::PositronDefinition();
  G4MuonPlus::MuonPlusDefinition();
  G4MuonMinus::MuonMinusDefinition();
  
// mesons
  G4PionPlus::PionPlusDefinition();
  G4PionMinus::PionMinusDefinition();
  G4KaonPlus::KaonPlusDefinition();
  G4KaonMinus::KaonMinusDefinition();
  
// baryons
  G4Proton::ProtonDefinition();
  G4AntiProton::AntiProtonDefinition();
  G4Neutron::NeutronDefinition();
  G4AntiNeutron::AntiNeutronDefinition();
  
// ions
  G4Deuteron::DeuteronDefinition();
  G4Triton::TritonDefinition();
  G4Alpha::AlphaDefinition();
  G4GenericIon::GenericIonDefinition();
}

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#include "G4EmProcessOptions.hh"

void PhysicsList::ConstructProcess()
{
  AddTransportation();
  fEmPhysicsList->ConstructProcess();
  AddStepMax();
  
  // Em options
  //
  G4EmProcessOptions emOptions;
  
  //physics tables
  //
  emOptions.SetMinEnergy(10*eV);        //default 100 eV    
  emOptions.SetMaxEnergy(10*TeV);        //default 100 TeV 
  emOptions.SetDEDXBinning(12*20);        //default=12*7  
  emOptions.SetLambdaBinning(12*20);        //default=12*7
          
  //build CSDA range
  //
  emOptions.SetBuildCSDARange(true);
  emOptions.SetMaxEnergyForCSDARange(10*TeV);  
  emOptions.SetDEDXBinningForCSDARange(12*20);
   
  //ionization
  //
  emOptions.SetSubCutoff(false);        //default  
}

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#include "G4ProcessManager.hh"
#include "StepMax.hh"

void PhysicsList::AddStepMax()
{
  // Step limitation seen as a process
  StepMax* stepMaxProcess = new StepMax();

  theParticleIterator->reset();
  while ((*theParticleIterator)()){
      G4ParticleDefinition* particle = theParticleIterator->value();
      G4ProcessManager* pmanager = particle->GetProcessManager();

      if (stepMaxProcess->IsApplicable(*particle) && !particle->IsShortLived())
        {
          pmanager ->AddDiscreteProcess(stepMaxProcess);
        }
  }
}

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void PhysicsList::SetCuts()
{
  if (verboseLevel >0){
    G4cout << "PhysicsList::SetCuts:";
    G4cout << "CutLength : " << G4BestUnit(defaultCutValue,"Length") << G4endl;
  }
  
  // set cut values for gamma at first and for e- second and next for e+,
  // because some processes for e+/e- need cut values for gamma
  SetCutValue(fCutForGamma, "gamma");
  SetCutValue(fCutForElectron, "e-");
  SetCutValue(fCutForElectron, "e+");

  if (verboseLevel>0) DumpCutValuesTable();
}

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void PhysicsList::SetCutForGamma(G4double cut)
{
  fCutForGamma = cut;
  SetParticleCuts(fCutForGamma, G4Gamma::Gamma());
}

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void PhysicsList::SetCutForElectron(G4double cut)
{
  fCutForElectron = cut;
  SetParticleCuts(fCutForElectron, G4Electron::Electron());
  SetParticleCuts(fCutForElectron, G4Positron::Positron());
}

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