X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=TGeant4%2FTG4PhysicsConstructorEM.cxx;h=1b2ec38ce542c327ba056c0ea59d7c00853ec483;hb=2108dfe60f8600e38fa3bf5205143b1ab5176c65;hp=fea4a67ea5bb004f27e86eed82eebd8f2db97130;hpb=b94a914b126b8691c98d134056e2ae2138578582;p=u%2Fmrichter%2FAliRoot.git diff --git a/TGeant4/TG4PhysicsConstructorEM.cxx b/TGeant4/TG4PhysicsConstructorEM.cxx index fea4a67ea5b..1b2ec38ce54 100644 --- a/TGeant4/TG4PhysicsConstructorEM.cxx +++ b/TGeant4/TG4PhysicsConstructorEM.cxx @@ -1,157 +1,163 @@ // $Id$ // Category: physics // -// According to corresponding part of: -// ExN04PhysicsList.cc,v 1.7 1999/12/15 14:49:26 gunter -// GEANT4 tag Name: geant4-01-01 +// Author: I. Hrivnacova +// +// Class TG4PhysicsConstructorEM +// ----------------------------- +// See the class description in the header file. +// According to ExN04EMPhysics.cc,v 1.1.2.1 2001/06/28 19:07:37 gunter Exp +// GEANT4 tag Name: geant4-03-02 #include "TG4PhysicsConstructorEM.h" +#include "TG4ProcessControlMap.h" +#include "TG4ProcessMCMap.h" #include #include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include +#include +#include +#include +#include +#include +//_____________________________________________________________________________ TG4PhysicsConstructorEM::TG4PhysicsConstructorEM(const G4String& name) - : G4VPhysicsConstructor(name) -{ + : TG4VPhysicsConstructor(name) { +// +} + +//_____________________________________________________________________________ +TG4PhysicsConstructorEM::TG4PhysicsConstructorEM(G4int verboseLevel, + const G4String& name) + : TG4VPhysicsConstructor(name, verboseLevel) { // - SetVerboseLevel(1); } +//_____________________________________________________________________________ TG4PhysicsConstructorEM::~TG4PhysicsConstructorEM() { // } +// private methods + +//_____________________________________________________________________________ +void TG4PhysicsConstructorEM::ConstructProcessForGamma() +{ +// Constructs electromagnetic processes for gamma. +// --- + + // add processes + G4ProcessManager* pManager = G4Gamma::Gamma()->GetProcessManager(); + pManager->AddDiscreteProcess(&fPhotoEffect); + pManager->AddDiscreteProcess(&fComptonEffect); + pManager->AddDiscreteProcess(&fPairProduction); + + // map to G3 controls + TG4ProcessControlMap* controlMap = TG4ProcessControlMap::Instance(); + controlMap->Add(&fPhotoEffect, kPHOT); + controlMap->Add(&fComptonEffect, kCOMP); + controlMap->Add(&fPairProduction, kPAIR); + + // map to AliMCProcess codes + TG4ProcessMCMap* mcMap = TG4ProcessMCMap::Instance(); + mcMap->Add(&fPhotoEffect, kPPhotoelectric); + mcMap->Add(&fComptonEffect, kPCompton); + mcMap->Add(&fPairProduction, kPPair); +} + + +//_____________________________________________________________________________ +void TG4PhysicsConstructorEM::ConstructProcessForElectron() +{ +// Constructs electromagnetic processes for e-. +// --- + + // add process + G4ProcessManager* pManager = G4Electron::Electron()->GetProcessManager(); + pManager->AddDiscreteProcess(&fElectronBremsStrahlung); + pManager->AddProcess(&fElectronIonisation, ordInActive, 2, 2); + pManager->AddProcess(&fElectronMultipleScattering); + + // set ordering + pManager->SetProcessOrdering(&fElectronMultipleScattering, idxAlongStep, 1); + pManager->SetProcessOrdering(&fElectronMultipleScattering, idxPostStep, 1); + + // map to G3 controls + TG4ProcessControlMap* controlMap = TG4ProcessControlMap::Instance(); + controlMap->Add(&fElectronBremsStrahlung, kBREM); + controlMap->Add(&fElectronIonisation, kLOSS); + controlMap->Add(&fElectronMultipleScattering, kMULS); + + // map to AliMCProcess codes + TG4ProcessMCMap* mcMap = TG4ProcessMCMap::Instance(); + mcMap->Add(&fElectronBremsStrahlung, kPBrem); + mcMap->Add(&fElectronMultipleScattering, kPMultipleScattering); + mcMap->Add(&fElectronIonisation, kPEnergyLoss); +} + +//_____________________________________________________________________________ +void TG4PhysicsConstructorEM::ConstructProcessForPositron() +{ +// Constructs electromagnetic processes for e+. +// --- + + // add processes + G4ProcessManager * pManager = G4Positron::Positron()->GetProcessManager(); + pManager->AddDiscreteProcess(&fPositronBremsStrahlung); + pManager->AddDiscreteProcess(&fAnnihilation); + pManager->AddRestProcess(&fAnnihilation); + pManager->AddProcess(&fPositronIonisation, ordInActive,2, 2); + pManager->AddProcess(&fPositronMultipleScattering); + + // set ordering + pManager->SetProcessOrdering(&fPositronMultipleScattering, idxAlongStep, 1); + pManager->SetProcessOrdering(&fPositronMultipleScattering, idxPostStep, 1); + + // map to G3 controls + TG4ProcessControlMap* controlMap = TG4ProcessControlMap::Instance(); + controlMap->Add(&fPositronBremsStrahlung, kBREM); + controlMap->Add(&fAnnihilation, kANNI); + controlMap->Add(&fPositronIonisation, kLOSS); + controlMap->Add(&fPositronMultipleScattering, kMULS); + + // map to AliMCProcess codes + TG4ProcessMCMap* mcMap = TG4ProcessMCMap::Instance(); + mcMap->Add(&fPositronBremsStrahlung, kPBrem); + mcMap->Add(&fAnnihilation, kPAnnihilation); + mcMap->Add(&fPositronIonisation, kPEnergyLoss); + mcMap->Add(&fPositronMultipleScattering, kPMultipleScattering); +} + // protected methods +//_____________________________________________________________________________ void TG4PhysicsConstructorEM::ConstructParticle() { -// The particles are constructed in the -// TG4ModularPhysicsList. +// Instantiates particles. // --- + + // gamma + G4Gamma::GammaDefinition(); + + // electron + G4Electron::ElectronDefinition(); + G4Positron::PositronDefinition(); + G4NeutrinoE::NeutrinoEDefinition(); + G4AntiNeutrinoE::AntiNeutrinoEDefinition(); } +//_____________________________________________________________________________ void TG4PhysicsConstructorEM::ConstructProcess() { -// Constructs electromagnetic processes. +// Constructs electromagnetic processes for e+. // --- - 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 - G4VProcess* theeminusMultipleScattering = new G4MultipleScattering(); - 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); - // set ordering for PostStepDoIt - pmanager->SetProcessOrdering(theeminusMultipleScattering, idxPostStep, 1); - pmanager->SetProcessOrdering(theeminusIonisation, idxPostStep, 2); - pmanager->SetProcessOrdering(theeminusBremsstrahlung, idxPostStep, 3); - - } else if (particleName == "e+") { - //positron - // Construct processes for positron - G4VProcess* theeplusMultipleScattering = new G4MultipleScattering(); - 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); - // 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 - // Construct processes for muon+ - G4VProcess* aMultipleScattering = new G4MultipleScattering(); - 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); - // 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( particleName == "GenericIon" ) { - G4VProcess* aionIonization = new G4hIonisation; - G4VProcess* aMultipleScattering = new G4MultipleScattering(); - pmanager->AddProcess(aionIonization); - pmanager->AddProcess(aMultipleScattering); - // set ordering for AlongStepDoIt - pmanager->SetProcessOrdering(aMultipleScattering, idxAlongStep, 1); - pmanager->SetProcessOrdering(aionIonization, idxAlongStep, 2); - // set ordering for PostStepDoIt - pmanager->SetProcessOrdering(aMultipleScattering, idxPostStep, 1); - pmanager->SetProcessOrdering(aionIonization, idxPostStep, 2); - - } else if ((!particle->IsShortLived()) && - (particle->GetPDGCharge() != 0.0) && - (particle->GetParticleName() != "chargedgeantino")) { - // all others charged particles except geantino - G4VProcess* aMultipleScattering = new G4MultipleScattering(); - 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); - } - } - - if (verboseLevel>0) + ConstructProcessForGamma(); + ConstructProcessForElectron(); + ConstructProcessForPositron(); + + if (VerboseLevel() > 0) { G4cout << "### Electromagnetic physics constructed." << G4endl; + } }