source: trunk/examples/novice/N07/src/ExN07PhysicsList.cc @ 1313

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// $Id: ExN07PhysicsList.cc,v 1.8 2010/03/18 00:19:12 asaim Exp $
// GEANT4 tag $Name: geant4-09-04-beta-cand-00 $
//

#include "ExN07PhysicsList.hh"

#include "G4ParticleDefinition.hh"
#include "G4ProcessManager.hh"
#include "G4ProcessVector.hh"
#include "G4ParticleTypes.hh"
#include "G4ParticleTable.hh"
#include "G4ios.hh"              

ExN07PhysicsList::ExN07PhysicsList():  G4VUserPhysicsList()
{
 defaultCutValue = 1.0*mm;
 SetVerboseLevel(1);
}

ExN07PhysicsList::~ExN07PhysicsList()
{}

void ExN07PhysicsList::ConstructParticle()
{
  // In this method, static member functions should be called
  // for all particles which you want to use.
  // This ensures that objects of these particle types will be
  // created in the program. 

  ConstructBosons();
  ConstructLeptons();
  ConstructMesons();
  ConstructBaryons();
}

void ExN07PhysicsList::ConstructBosons()
{
  // pseudo-particles
  G4Geantino::GeantinoDefinition();
  G4ChargedGeantino::ChargedGeantinoDefinition();

  // gamma
  G4Gamma::GammaDefinition();
}

void ExN07PhysicsList::ConstructLeptons()
{
  // leptons
  G4Electron::ElectronDefinition();
  G4Positron::PositronDefinition();
  G4MuonPlus::MuonPlusDefinition();
  G4MuonMinus::MuonMinusDefinition();

  G4NeutrinoE::NeutrinoEDefinition();
  G4AntiNeutrinoE::AntiNeutrinoEDefinition();
  G4NeutrinoMu::NeutrinoMuDefinition();
  G4AntiNeutrinoMu::AntiNeutrinoMuDefinition();
}

void ExN07PhysicsList::ConstructMesons()
{
 //  mesons
  G4PionPlus::PionPlusDefinition();
  G4PionMinus::PionMinusDefinition();
  G4PionZero::PionZeroDefinition();
  G4Eta::EtaDefinition();
  G4EtaPrime::EtaPrimeDefinition();
  G4KaonPlus::KaonPlusDefinition();
  G4KaonMinus::KaonMinusDefinition();
  G4KaonZero::KaonZeroDefinition();
  G4AntiKaonZero::AntiKaonZeroDefinition();
  G4KaonZeroLong::KaonZeroLongDefinition();
  G4KaonZeroShort::KaonZeroShortDefinition();
}

void ExN07PhysicsList::ConstructBaryons()
{
//  barions
  G4Proton::ProtonDefinition();
  G4AntiProton::AntiProtonDefinition();
  G4Neutron::NeutronDefinition();
  G4AntiNeutron::AntiNeutronDefinition();
}

void ExN07PhysicsList::ConstructProcess()
{
  AddTransportation();
  ConstructGeneral();
  ConstructEM();
}

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

#include "G4eMultipleScattering.hh"
#include "G4MuMultipleScattering.hh"
#include "G4hMultipleScattering.hh"

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

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

#include "G4hIonisation.hh"

void ExN07PhysicsList::ConstructEM()
{
  G4bool displacementFlg = true; // for multiple scattering
  theParticleIterator->reset();
  while( (*theParticleIterator)() ){
    G4ParticleDefinition* particle = theParticleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    G4String particleName = particle->GetParticleName();
     
    if (particleName == "gamma") {
    // gamma
      pmanager->AddDiscreteProcess(new G4GammaConversion());
      pmanager->AddDiscreteProcess(new G4ComptonScattering());      
      pmanager->AddDiscreteProcess(new G4PhotoElectricEffect());

    } else if (particleName == "e-") {
    //electron
      G4eMultipleScattering* theeminusMultipleScattering = new G4eMultipleScattering();
      theeminusMultipleScattering->SetLateralDisplasmentFlag(displacementFlg);
      G4VProcess* theeminusIonisation         = new G4eIonisation();
      G4VProcess* theeminusBremsstrahlung     = new G4eBremsstrahlung();
      //
      // add processes
      pmanager->AddProcess(theeminusMultipleScattering);
      pmanager->AddProcess(theeminusIonisation);
      pmanager->AddProcess(theeminusBremsstrahlung);
      //      
      // set ordering for AlongStepDoIt
      pmanager->SetProcessOrdering(theeminusMultipleScattering, idxAlongStep,1);
      pmanager->SetProcessOrdering(theeminusIonisation,         idxAlongStep,2);
      pmanager->SetProcessOrdering(theeminusBremsstrahlung,     idxAlongStep,3);      
      //
      // set ordering for PostStepDoIt
      pmanager->SetProcessOrdering(theeminusMultipleScattering, idxPostStep,1);
      pmanager->SetProcessOrdering(theeminusIonisation,         idxPostStep,2);
      pmanager->SetProcessOrdering(theeminusBremsstrahlung,     idxPostStep,3);

    } else if (particleName == "e+") {
    //positron
      G4eMultipleScattering* theeplusMultipleScattering = new G4eMultipleScattering();
      theeplusMultipleScattering->SetLateralDisplasmentFlag(displacementFlg);
      G4VProcess* theeplusIonisation         = new G4eIonisation();
      G4VProcess* theeplusBremsstrahlung     = new G4eBremsstrahlung();
      G4VProcess* theeplusAnnihilation       = new G4eplusAnnihilation();
      //
      // add processes
      pmanager->AddProcess(theeplusMultipleScattering);
      pmanager->AddProcess(theeplusIonisation);
      pmanager->AddProcess(theeplusBremsstrahlung);
      pmanager->AddProcess(theeplusAnnihilation);
      //
      // set ordering for AtRestDoIt
      pmanager->SetProcessOrderingToFirst(theeplusAnnihilation, idxAtRest);
      //
      // set ordering for AlongStepDoIt
      pmanager->SetProcessOrdering(theeplusMultipleScattering, idxAlongStep,1);
      pmanager->SetProcessOrdering(theeplusIonisation,         idxAlongStep,2);
      pmanager->SetProcessOrdering(theeplusBremsstrahlung,     idxAlongStep,3);      
      //
      // set ordering for PostStepDoIt
      pmanager->SetProcessOrdering(theeplusMultipleScattering, idxPostStep,1);
      pmanager->SetProcessOrdering(theeplusIonisation,         idxPostStep,2);
      pmanager->SetProcessOrdering(theeplusBremsstrahlung,     idxPostStep,3);
      pmanager->SetProcessOrdering(theeplusAnnihilation,       idxPostStep,4);
  
    } else if( particleName == "mu+" || 
               particleName == "mu-"    ) {
    //muon  
      G4MuMultipleScattering* aMultipleScattering = new G4MuMultipleScattering();
      aMultipleScattering->SetLateralDisplasmentFlag(displacementFlg);
      G4VProcess* aBremsstrahlung     = new G4MuBremsstrahlung();
      G4VProcess* aPairProduction     = new G4MuPairProduction();
      G4VProcess* anIonisation        = new G4MuIonisation();
      //
      // add processes
      pmanager->AddProcess(anIonisation);
      pmanager->AddProcess(aMultipleScattering);
      pmanager->AddProcess(aBremsstrahlung);
      pmanager->AddProcess(aPairProduction);
      //
      // set ordering for AlongStepDoIt
      pmanager->SetProcessOrdering(aMultipleScattering, idxAlongStep,1);
      pmanager->SetProcessOrdering(anIonisation,        idxAlongStep,2);
      pmanager->SetProcessOrdering(aBremsstrahlung,     idxAlongStep,3);
      pmanager->SetProcessOrdering(aPairProduction,     idxAlongStep,4);
      
      //
      // set ordering for PostStepDoIt
      pmanager->SetProcessOrdering(aMultipleScattering, idxPostStep,1);
      pmanager->SetProcessOrdering(anIonisation,        idxPostStep,2);
      pmanager->SetProcessOrdering(aBremsstrahlung,     idxPostStep,3);
      pmanager->SetProcessOrdering(aPairProduction,     idxPostStep,4);

     } else if ((!particle->IsShortLived()) &&
               (particle->GetPDGCharge() != 0.0) && 
               (particle->GetParticleName() != "chargedgeantino")) {
     // all others charged particles except geantino     
     G4hMultipleScattering* aMultipleScattering = new G4hMultipleScattering();
     aMultipleScattering->SetLateralDisplasmentFlag(displacementFlg);
     G4VProcess* anIonisation        = new G4hIonisation();
     //
     // add processes
     pmanager->AddProcess(anIonisation);
     pmanager->AddProcess(aMultipleScattering);
     //
     // set ordering for AlongStepDoIt
     pmanager->SetProcessOrdering(aMultipleScattering, idxAlongStep,1);
     pmanager->SetProcessOrdering(anIonisation,        idxAlongStep,2);
     //
     // set ordering for PostStepDoIt
     pmanager->SetProcessOrdering(aMultipleScattering, idxPostStep,1);
     pmanager->SetProcessOrdering(anIonisation,        idxPostStep,2);
    }
  }
}

#include "G4Decay.hh"
#include "G4ParallelWorldScoringProcess.hh"

void ExN07PhysicsList::ConstructGeneral()
{
  // Add Decay Process and Parallel world Scoring Process
  G4Decay* theDecayProcess = new G4Decay();
  G4ParallelWorldScoringProcess* theParallelWorldScoringProcess
      = new G4ParallelWorldScoringProcess("ParaWorldScoringProc");
  theParallelWorldScoringProcess->SetParallelWorld("ParallelScoringWorld");

  theParticleIterator->reset();
  while( (*theParticleIterator)() ){
    G4ParticleDefinition* particle = theParticleIterator->value();
    G4ProcessManager* pmanager = particle->GetProcessManager();
    if (theDecayProcess->IsApplicable(*particle)) { 
      pmanager ->AddProcess(theDecayProcess);
      pmanager ->SetProcessOrdering(theDecayProcess, idxPostStep);
      pmanager ->SetProcessOrdering(theDecayProcess, idxAtRest);
    }
    pmanager->AddProcess(theParallelWorldScoringProcess);
    pmanager->SetProcessOrderingToLast(theParallelWorldScoringProcess, idxAtRest);
    pmanager->SetProcessOrdering(theParallelWorldScoringProcess, idxAlongStep, 1);
    pmanager->SetProcessOrderingToLast(theParallelWorldScoringProcess, idxPostStep);
  }
}

#include "G4Region.hh"
#include "G4RegionStore.hh"
#include "G4ProductionCuts.hh"

void ExN07PhysicsList::SetCuts()
{
  if (verboseLevel >0){
    G4cout << "ExN07PhysicsList::SetCuts: default cut length : "
         << G4BestUnit(defaultCutValue,"Length") << G4endl;
  }  

  // These values are used as the default production thresholds
  // for the world volume.
  SetCutsWithDefault();

 
  // Production thresholds for detector regions
  G4String regName[] = {"Calor-A","Calor-B","Calor-C"};
  G4double fuc = 1.;
  for(G4int i=0;i<3;i++)
  { 
    G4Region* reg = G4RegionStore::GetInstance()->GetRegion(regName[i]);
    G4ProductionCuts* cuts = new G4ProductionCuts;
    cuts->SetProductionCut(defaultCutValue*fuc);
    reg->SetProductionCuts(cuts);
    fuc *= 10.;
  }
}