PhysicsList.cc

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#include "PhysicsList.hh"
#include "PhysicsListMessenger.hh"

#include "PhysListEmStandard_option0.hh"
#include "PhysListEmStandard_option3.hh"
#include "PhysListEmStandard_option4.hh"
#include "PhysListEmStandard_GS.hh"
#include "PhysListEmStandard_WVI.hh"
#include "PhysListEmStandard_SS.hh"

#include "StepMax.hh"

#include "G4ParticleDefinition.hh"

#include "G4ProcessManager.hh"
#include "G4LossTableManager.hh"
#include "G4UnitsTable.hh"

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

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

// Hadrons
#include "G4Proton.hh"
#include "G4GenericIon.hh"

#include "G4SystemOfUnits.hh"

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PhysicsList::PhysicsList(DetectorConstruction* det)
: G4VModularPhysicsList(),
  fDetector(det),fMessenger(0),fEmName(" "),fEmPhysicsList(0)
{
  G4LossTableManager::Instance();
  fMessenger = new PhysicsListMessenger(this); 
   
  // EM physics
  fEmName = G4String("standard_opt3");
  fEmPhysicsList = new PhysListEmStandard_option3(fEmName,fDetector);
      
  defaultCutValue = 10*km;

  SetVerboseLevel(1);  
}

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

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void PhysicsList::ConstructParticle()
{
  // pseudo-particles
  G4Geantino::GeantinoDefinition();
  G4ChargedGeantino::ChargedGeantinoDefinition();
  
  // gamma
  G4Gamma::GammaDefinition();
  
  // leptons
  G4Electron::ElectronDefinition();
  G4Positron::PositronDefinition();

  // baryons
  G4Proton::ProtonDefinition();  

  // Generic Ion
  G4GenericIon::GenericIonDefinition();
}

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void PhysicsList::ConstructProcess()
{
  AddTransportation();
  fEmPhysicsList->ConstructProcess();

  AddStepMax();
}

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

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

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

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void PhysicsList::AddPhysicsList(const G4String& name)
{
  if (verboseLevel>0) {
    G4cout << "PhysicsList::AddPhysicsList: <" << name << ">" << G4endl;
  }

  if (name == fEmName) return;

  if (name == "standard_opt0") {

    fEmName = name;
    delete fEmPhysicsList;
    fEmPhysicsList = new PhysListEmStandard_option0(name,fDetector);
        
  } else if (name == "standard_opt3") {

    fEmName = name;
    delete fEmPhysicsList;
    fEmPhysicsList = new PhysListEmStandard_option3(name,fDetector);
    
  } else if (name == "standard_opt4") {

    fEmName = name;
    delete fEmPhysicsList;
    fEmPhysicsList = new PhysListEmStandard_option4(name,fDetector);
    
  } else if (name == "standard_GS") {

    fEmName = name;
    delete fEmPhysicsList;
    fEmPhysicsList = new PhysListEmStandard_GS(name,fDetector);    
    
  } else if (name == "standard_WVI") {

    fEmName = name;
    delete fEmPhysicsList;
    fEmPhysicsList = new PhysListEmStandard_WVI(name,fDetector);
           
  } else if (name == "standard_SS") {

    fEmName = name;
    delete fEmPhysicsList;
    fEmPhysicsList = new PhysListEmStandard_SS(name,fDetector);    
  } else {

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

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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(defaultCutValue, "gamma");
  SetCutValue(defaultCutValue, "e-");
  SetCutValue(defaultCutValue, "e+");
  SetCutValue(defaultCutValue, "proton");  
}

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