PhysicsList.cc

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//
// ********************************************************************
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// * the Geant4 Collaboration.  It is provided  under  the terms  and *
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// * technical work of the GEANT4 collaboration.                      *
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//
//
// $Id$
//
//

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#include "HGCal/TBStandaloneSimulator/interface/PhysicsList.hh"
#include "HGCal/TBStandaloneSimulator/interface/DetectorConstruction.hh"
#include "G4RunManager.hh"
#include "G4ProcessManager.hh"
#include "G4SystemOfUnits.hh"
#include "G4UnitsTable.hh"

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PhysicsList::PhysicsList():  QGSP_BERT()
{
    // A hack to avoid compiler warning
    int level = CLHEP::HepRandomGenActive;
    level = 1;

    defaultCutValue = 0.03 * mm;
    SetVerboseLevel(level);
}

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PhysicsList::~PhysicsList()
{}

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// void PhysicsList::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.

//   G4BosonConstructor  pBosonConstructor;
//   pBosonConstructor.ConstructParticle();

//   G4LeptonConstructor pLeptonConstructor;
//   pLeptonConstructor.ConstructParticle();

//   G4MesonConstructor pMesonConstructor;
//   pMesonConstructor.ConstructParticle();

//   G4BaryonConstructor pBaryonConstructor;
//   pBaryonConstructor.ConstructParticle();

//   G4IonConstructor pIonConstructor;
//   pIonConstructor.ConstructParticle();
// }

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// void PhysicsList::ConstructProcess()
// {
//   AddTransportation();
//   ConstructEM();
//   ConstructDecay();
// }

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//#include "G4PhysicsListHelper.hh"

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

// #include "G4eMultipleScattering.hh"
// #include "G4eIonisation.hh"
// #include "G4eBremsstrahlung.hh"
// #include "G4eplusAnnihilation.hh"

// #include "G4MuMultipleScattering.hh"
// #include "G4MuIonisation.hh"
// #include "G4MuBremsstrahlung.hh"
// #include "G4MuPairProduction.hh"

// #include "G4hMultipleScattering.hh"
// #include "G4hIonisation.hh"
// #include "G4hBremsstrahlung.hh"
// #include "G4hPairProduction.hh"

// #include "G4ionIonisation.hh"

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// void PhysicsList::ConstructEM()
// {
//   G4PhysicsListHelper* ph = G4PhysicsListHelper::GetPhysicsListHelper();

//   theParticleIterator->reset();
//   while( (*theParticleIterator)() ){
//     G4ParticleDefinition* particle = theParticleIterator->value();
//     G4String particleName = particle->GetParticleName();

//     if (particleName == "gamma") {
//       // gamma
//       ph->RegisterProcess(new G4PhotoElectricEffect, particle);
//       ph->RegisterProcess(new G4ComptonScattering,   particle);
//       ph->RegisterProcess(new G4GammaConversion,     particle);

//     } else if (particleName == "e-") {
//      //electron
//       ph->RegisterProcess(new G4eMultipleScattering, particle);
//       ph->RegisterProcess(new G4eIonisation,         particle);
//       ph->RegisterProcess(new G4eBremsstrahlung,     particle);

//     } else if (particleName == "e+") {
//       //positron
//       ph->RegisterProcess(new G4eMultipleScattering, particle);
//       ph->RegisterProcess(new G4eIonisation,         particle);
//       ph->RegisterProcess(new G4eBremsstrahlung,     particle);
//       ph->RegisterProcess(new G4eplusAnnihilation,   particle);

//     } else if( particleName == "mu+" ||
//                particleName == "mu-"    ) {
//       //muon
//       ph->RegisterProcess(new G4MuMultipleScattering, particle);
//       ph->RegisterProcess(new G4MuIonisation,         particle);
//       ph->RegisterProcess(new G4MuBremsstrahlung,     particle);
//       ph->RegisterProcess(new G4MuPairProduction,     particle);

//     } else if( particleName == "proton" ||
//                particleName == "pi-" ||
//                particleName == "pi+"    ) {
//       //proton
//       ph->RegisterProcess(new G4hMultipleScattering, particle);
//       ph->RegisterProcess(new G4hIonisation,         particle);
//       ph->RegisterProcess(new G4hBremsstrahlung,     particle);
//       ph->RegisterProcess(new G4hPairProduction,     particle);

//     } else if( particleName == "alpha" ||
//                particleName == "He3" )     {
//       //alpha
//       ph->RegisterProcess(new G4hMultipleScattering, particle);
//       ph->RegisterProcess(new G4ionIonisation,       particle);

//     } else if( particleName == "GenericIon" ) {
//       //Ions
//       ph->RegisterProcess(new G4hMultipleScattering, particle);
//       ph->RegisterProcess(new G4ionIonisation,       particle);

//       } else if ((!particle->IsShortLived()) &&
//                (particle->GetPDGCharge() != 0.0) &&
//                (particle->GetParticleName() != "chargedgeantino")) {
//       //all others charged particles except geantino
//       ph->RegisterProcess(new G4hMultipleScattering, particle);
//       ph->RegisterProcess(new G4hIonisation,         particle);
//     }
//   }
// }

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// #include "G4Decay.hh"

// void PhysicsList::ConstructDecay()
// {
//   G4PhysicsListHelper* ph = G4PhysicsListHelper::GetPhysicsListHelper();

//   // Add Decay Process
//   G4Decay* theDecayProcess = new G4Decay();
//   theParticleIterator->reset();
//   while( (*theParticleIterator)() ){
//     G4ParticleDefinition* particle = theParticleIterator->value();
//     if (theDecayProcess->IsApplicable(*particle)) {
//       ph->RegisterProcess(theDecayProcess, particle);
//     }
//   }
// }

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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(0.7 * mm, "gamma");
    SetCutValue(0.7 * mm, "e-");
    SetCutValue(0.7 * mm, "e+");
    SetCutValue(0.7 * mm, "proton");

    //set smaller cut for Si
    const std::vector<G4LogicalVolume*>& logSi
        = ((DetectorConstruction*)G4RunManager::GetRunManager()->
           GetUserDetectorConstruction())->getSiLogVol();

    for(size_t i = 0; i < logSi.size(); i++) {
        //sprintf(nameBuf,"Si%dReg",int(i+1));
        G4Region* reg = logSi[i]->GetRegion();
        G4ProductionCuts* cuts = new G4ProductionCuts;
        cuts->SetProductionCut(defaultCutValue);
        reg->SetProductionCuts(cuts);
    }

    if (verboseLevel > 0) DumpCutValuesTable();
}

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