source: trunk/source/geometry/solids/test/OpticalEscape/src/AXPETPhysicsList.cc@ 1330

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// $Id: AXPETPhysicsList.cc,v 1.1 2008/09/03 13:34:03 gcosmo Exp $
// ------------------------------------------------------------
// Geant4 class implementation file
//
// 03/09/2008, by T.Nikitina
// ------------------------------------------------------------

#include "globals.hh"
#include "AXPETPhysicsList.hh"

#include "G4ParticleDefinition.hh"
#include "G4ParticleTypes.hh"
#include "G4ParticleTable.hh"

#include "G4Material.hh"
#include "G4MaterialTable.hh"

#include "G4ProcessManager.hh"
#include "G4ProcessVector.hh"

#include "G4Cerenkov.hh"
#include "G4Scintillation.hh"
#include "G4OpAbsorption.hh"
#include "G4OpRayleigh.hh"
#include "G4OpBoundaryProcess.hh"
#include "G4OpWLS.hh"

AXPETPhysicsList::AXPETPhysicsList() :  G4VUserPhysicsList()
{
  theCerenkovProcess           = 0;
  theScintillationProcess      = 0;
  theAbsorptionProcess         = 0;
  theRayleighScatteringProcess = 0;
  theBoundaryProcess           = 0;
  theOpWLSProcess              = 0;
  
  SetVerboseLevel(0);
}

AXPETPhysicsList::~AXPETPhysicsList() 
{;}

void AXPETPhysicsList::ConstructParticle()
{
// Construct bosons
  // gamma
  G4Gamma::GammaDefinition();

  // optical photon
  G4OpticalPhoton::OpticalPhotonDefinition();

// Construct Leptons
  G4Electron::ElectronDefinition();
  G4Positron::PositronDefinition();
  G4NeutrinoE::NeutrinoEDefinition();
  G4AntiNeutrinoE::AntiNeutrinoEDefinition();
  G4MuonPlus::MuonPlusDefinition();
  G4MuonMinus::MuonMinusDefinition();
  G4NeutrinoMu::NeutrinoMuDefinition();
  G4AntiNeutrinoMu::AntiNeutrinoMuDefinition();

// Construct mesons
  G4PionPlus::PionPlusDefinition();
  G4PionMinus::PionMinusDefinition();
  G4PionZero::PionZeroDefinition();

  G4cout << "All particles constructed" << G4endl;
}


void AXPETPhysicsList::ConstructProcess()
{
  AddTransportation();
  ConstructGeneral();
  ConstructEM();
  ConstructOp();
}


#include "G4Decay.hh"

void AXPETPhysicsList::ConstructGeneral()
{
 // Add Decay Process
  G4Decay* theDecayProcess = new G4Decay();
  theParticleIterator->reset();
  while( (*theParticleIterator)() ){
    G4ParticleDefinition* particle = theParticleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    if (theDecayProcess->IsApplicable(*particle)) {
      pmanager ->AddProcess(theDecayProcess);
      // set ordering for PostStepDoIt and AtRestDoIt
      pmanager ->SetProcessOrdering(theDecayProcess, idxPostStep);
      pmanager ->SetProcessOrdering(theDecayProcess, idxAtRest);
    }
  }
    G4cout << "General processes constructed" << G4endl;

}


#include "G4ComptonScattering.hh"
#include "G4GammaConversion.hh"
#include "G4PhotoElectricEffect.hh"

#include "G4MultipleScattering.hh"

#include "G4eIonisation.hh"
#include "G4eBremsstrahlung.hh"
#include "G4eplusAnnihilation.hh"

#include "G4MuIonisation.hh"
#include "G4MuBremsstrahlung.hh"
#include "G4MuPairProduction.hh"

#include "G4hIonisation.hh"

void AXPETPhysicsList::ConstructEM()
{
  theParticleIterator->reset();
  while( (*theParticleIterator)() ){
    G4ParticleDefinition* particle = theParticleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    G4String particleName = particle->GetParticleName();

    if (particleName == "gamma") {
    // gamma
      // Construct processes for gamma
      pmanager->AddDiscreteProcess(new G4GammaConversion());
      pmanager->AddDiscreteProcess(new G4ComptonScattering());
      pmanager->AddDiscreteProcess(new G4PhotoElectricEffect());

    } else if (particleName == "e-") {
    //electron
      // Construct processes for electron
      pmanager->AddProcess(new G4MultipleScattering(),-1, 1, 1);
      pmanager->AddProcess(new G4eIonisation(),       -1, 2, 2);
      pmanager->AddProcess(new G4eBremsstrahlung(),   -1, 3, 3);

    } else if (particleName == "e+") {
    //positron
      // Construct processes for positron
      pmanager->AddProcess(new G4MultipleScattering(),-1, 1, 1);
      pmanager->AddProcess(new G4eIonisation(),       -1, 2, 2);
      pmanager->AddProcess(new G4eBremsstrahlung(),   -1, 3, 3);
      pmanager->AddProcess(new G4eplusAnnihilation(),  0,-1, 4);

    } else if( particleName == "mu+" ||
               particleName == "mu-"    ) {
    //muon
     // Construct processes for muon
     pmanager->AddProcess(new G4MultipleScattering(),-1, 1, 1);
     pmanager->AddProcess(new G4MuIonisation(),      -1, 2, 2);
     pmanager->AddProcess(new G4MuBremsstrahlung(),  -1, 3, 3);
     pmanager->AddProcess(new G4MuPairProduction(),  -1, 4, 4);

    } else {
      if ((particle->GetPDGCharge() != 0.0) &&
          (particle->GetParticleName() != "chargedgeantino")) {
     // all others charged particles except geantino
       pmanager->AddProcess(new G4MultipleScattering(),-1,1,1);
       pmanager->AddProcess(new G4hIonisation(),       -1,2,2);
     }
    }
  }
   G4cout << "EM physics constructed" << G4endl;

}

void AXPETPhysicsList::ConstructOp()
{
  theCerenkovProcess           = new G4Cerenkov("Cerenkov");
  theScintillationProcess      = new G4Scintillation("Scintillation");
  theAbsorptionProcess         = new G4OpAbsorption();
  theRayleighScatteringProcess = new G4OpRayleigh();
  theBoundaryProcess           = new G4OpBoundaryProcess();
  theOpWLSProcess              = new G4OpWLS();
  
  theCerenkovProcess->SetTrackSecondariesFirst(true);

  //this is to force the same scintillitation yield for all particle types   
  theScintillationProcess->SetScintillationYieldFactor(1.);
  theScintillationProcess->SetTrackSecondariesFirst(true);

//  G4OpticalSurfaceModel themodel = glisur;
  G4OpticalSurfaceModel themodel = unified;
  theBoundaryProcess->SetModel(themodel);
//  theBoundaryProcess->SetVerboseLevel(1);

  // Selects the time profile generator
   theOpWLSProcess->UseTimeProfile("exponential"); // or ("delta");

  theParticleIterator->reset();
  while( (*theParticleIterator)() ){
    G4ParticleDefinition* particle = theParticleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    G4String particleName = particle->GetParticleName();
    if (theCerenkovProcess->IsApplicable(*particle)) {
      // pmanager->AddContinuousProcess(theCerenkovProcess);
        pmanager->AddProcess(theCerenkovProcess);
        pmanager->SetProcessOrdering(theCerenkovProcess,idxPostStep);

    }
    if (theScintillationProcess->IsApplicable(*particle)) {
      pmanager->AddProcess(theScintillationProcess);
      pmanager->SetProcessOrderingToLast(theScintillationProcess, idxAtRest);
       pmanager->SetProcessOrderingToLast(theScintillationProcess, idxPostStep);
    }
    if (particleName == "opticalphoton") {
      G4cout << " AddDiscreteProcess to OpticalPhoton " << G4endl;
      pmanager->AddDiscreteProcess(theAbsorptionProcess);
      pmanager->AddDiscreteProcess(theRayleighScatteringProcess);
      pmanager->AddDiscreteProcess(theBoundaryProcess);
      pmanager->AddDiscreteProcess(theOpWLSProcess);
    }
  }
    G4cout << "Optical photon physics constructed" << G4endl;

}


void AXPETPhysicsList::SetCuts()
{
  //  " G4VUserPhysicsList::SetCutsWithDefault" method sets 
  //   the default cut value for all particle types
  // 
  SetCutsWithDefault();
  
  if (verboseLevel>0) DumpCutValuesTable();   
}