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geant4/examples/extended/field/field03/src/F03PhysicsList.cc
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2016-06-08 16:39:52 +02:00

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//
// ********************************************************************
// * DISCLAIMER *
// * *
// * The following disclaimer summarizes all the specific disclaimers *
// * of contributors to this software. The specific disclaimers,which *
// * govern, are listed with their locations in: *
// * http://cern.ch/geant4/license *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. *
// * *
// * This code implementation is the intellectual property of the *
// * GEANT4 collaboration. *
// * By copying, distributing or modifying the Program (or any work *
// * based on the Program) you indicate your acceptance of this *
// * statement, and all its terms. *
// ********************************************************************
//
//
// $Id: F03PhysicsList.cc,v 1.4 2001/10/25 10:03:54 grichine Exp $
// GEANT4 tag $Name: geant4-04-01 $
//
#include "G4Timer.hh"
#include "F03PhysicsList.hh"
#include "F03DetectorConstruction.hh"
#include "F03PhysicsListMessenger.hh"
#include "G4ParticleDefinition.hh"
#include "G4ParticleWithCuts.hh"
#include "G4ProcessManager.hh"
#include "G4ProcessVector.hh"
#include "G4ParticleTypes.hh"
#include "G4ParticleTable.hh"
#include "G4Material.hh"
#include "G4EnergyLossTables.hh"
#include "G4UnitsTable.hh"
#include "G4ios.hh"
#include "g4std/iomanip"
#include "G4FastSimulationManagerProcess.hh"
/////////////////////////////////////////////////////////////
//
//
F03PhysicsList::F03PhysicsList(F03DetectorConstruction* p)
: G4VUserPhysicsList(), MaxChargedStep(DBL_MAX),
thePhotoElectricEffect(0), theComptonScattering(0), theGammaConversion(0),
theeminusMultipleScattering(0), theeminusIonisation(0),
theeminusBremsstrahlung(0),
theeplusMultipleScattering(0), theeplusIonisation(0),
theeplusBremsstrahlung(0), theeplusAnnihilation(0),
theeminusStepCut(0), theeplusStepCut(0)
{
pDet = p;
defaultCutValue = 1.000*mm ;
cutForGamma = defaultCutValue ;
cutForElectron = defaultCutValue ;
cutForProton = defaultCutValue ;
SetVerboseLevel(1);
physicsListMessenger = new F03PhysicsListMessenger(this);
}
/////////////////////////////////////////////////////////////////////////
//
//
F03PhysicsList::~F03PhysicsList()
{
delete physicsListMessenger;
}
///////////////////////////////////////////////////////////////////////////
//
//
void F03PhysicsList::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();
ConstructBarions();
}
////////////////////////////////////////////////////////////////////////////
//
//
void F03PhysicsList::ConstructBosons()
{
// gamma
G4Gamma::GammaDefinition();
// charged geantino
G4ChargedGeantino::ChargedGeantinoDefinition();
}
void F03PhysicsList::ConstructLeptons()
{
// leptons
G4Electron::ElectronDefinition();
G4Positron::PositronDefinition();
G4MuonPlus::MuonPlusDefinition();
G4MuonMinus::MuonMinusDefinition();
G4NeutrinoE::NeutrinoEDefinition();
G4AntiNeutrinoE::AntiNeutrinoEDefinition();
G4NeutrinoMu::NeutrinoMuDefinition();
G4AntiNeutrinoMu::AntiNeutrinoMuDefinition();
}
void F03PhysicsList::ConstructMesons()
{
// mesons
G4PionPlus::PionPlusDefinition();
G4PionMinus::PionMinusDefinition();
G4PionZero::PionZeroDefinition();
G4KaonPlus::KaonPlusDefinition();
G4KaonMinus::KaonMinusDefinition();
}
void F03PhysicsList::ConstructBarions()
{
// barions
G4Proton::ProtonDefinition();
G4AntiProton::AntiProtonDefinition();
}
///////////////////////////////////////////////////////////////////////
//
//
void F03PhysicsList::ConstructProcess()
{
AddTransportation();
AddParameterisation();
ConstructEM();
ConstructGeneral();
}
/////////////////////////////////////////////////////////////////////////////
//
//
#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"
#include "G4PAIonisation.hh"
#include "G4ForwardXrayTR.hh"
#include "F03StepCut.hh"
#include "G4IonisationByLogicalVolume.hh"
void F03PhysicsList::ConstructEM()
{
theParticleIterator->reset();
while( (*theParticleIterator)() )
{
G4ParticleDefinition* particle = theParticleIterator->value();
G4ProcessManager* pmanager = particle->GetProcessManager();
G4String particleName = particle->GetParticleName();
if (particleName == "gamma")
{
// Construct processes for gamma
thePhotoElectricEffect = new G4PhotoElectricEffect();
theComptonScattering = new G4ComptonScattering();
theGammaConversion = new G4GammaConversion();
pmanager->AddDiscreteProcess(thePhotoElectricEffect);
pmanager->AddDiscreteProcess(theComptonScattering);
pmanager->AddDiscreteProcess(theGammaConversion);
}
else if (particleName == "e-")
{
// Construct processes for electron
theeminusIonisation = new G4eIonisation();
theeminusBremsstrahlung = new G4eBremsstrahlung();
theeminusStepCut = new F03StepCut();
pmanager->AddProcess(theeminusIonisation,-1,2,2);
pmanager->AddProcess(theeminusBremsstrahlung,-1,1,1);
pmanager->AddProcess(theeminusStepCut,-1,-1,4);
theeminusStepCut->SetMaxStep(MaxChargedStep) ;
}
else if (particleName == "e+")
{
// Construct processes for positron
theeplusIonisation = new G4eIonisation();
theeplusBremsstrahlung = new G4eBremsstrahlung();
theeplusStepCut = new F03StepCut();
pmanager->AddProcess(theeplusIonisation,-1,2,2);
pmanager->AddProcess(theeplusBremsstrahlung,-1,-1,3);
pmanager->AddProcess(theeplusStepCut,-1,-1,5);
theeplusStepCut->SetMaxStep(MaxChargedStep) ;
}
else if( particleName == "mu+" ||
particleName == "mu-" )
{
// Construct processes for muon+
F03StepCut* muonStepCut = new F03StepCut();
G4MuIonisation* themuIonisation = new G4MuIonisation() ;
pmanager->AddProcess(new G4MultipleScattering(),-1,1,1);
pmanager->AddProcess(themuIonisation,-1,2,2);
pmanager->AddProcess(new G4MuBremsstrahlung(),-1,-1,3);
pmanager->AddProcess(new G4MuPairProduction(),-1,-1,4);
pmanager->AddProcess( muonStepCut,-1,-1,3);
muonStepCut->SetMaxStep(MaxChargedStep) ;
}
else if (
particleName == "proton"
|| particleName == "antiproton"
|| particleName == "pi+"
|| particleName == "pi-"
|| particleName == "kaon+"
|| particleName == "kaon-"
)
{
F03StepCut* thehadronStepCut = new F03StepCut();
G4hIonisation* thehIonisation = new G4hIonisation() ;
G4MultipleScattering* thehMultipleScattering =
new G4MultipleScattering() ;
pmanager->AddProcess(thehMultipleScattering,-1,1,1);
pmanager->AddProcess(thehIonisation,-1,2,2);
pmanager->AddProcess( thehadronStepCut,-1,-1,3);
thehadronStepCut->SetMaxStep(MaxChargedStep) ;
}
}
}
#include "G4Decay.hh"
void F03PhysicsList::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);
}
}
}
/////////////////////////////////////////////////////////////////////////////
void F03PhysicsList::AddParameterisation()
{
G4FastSimulationManagerProcess* theFastSimulationManagerProcess =
new G4FastSimulationManagerProcess() ;
theParticleIterator->reset();
while( (*theParticleIterator)() )
{
G4ParticleDefinition* particle = theParticleIterator->value() ;
G4ProcessManager* pmanager = particle->GetProcessManager() ;
// both postStep and alongStep action are required: because
// of the use of ghost volumes. If no ghost, the postStep is sufficient.
pmanager->AddProcess(theFastSimulationManagerProcess, -1, 1, 1);
}
}
/////////////////////////////////////////////////////////////////////////////
void F03PhysicsList::SetCuts()
{
G4Timer theTimer ;
theTimer.Start() ;
if (verboseLevel >0)
{
G4cout << "F03PhysicsList::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(cutForGamma,"gamma");
SetCutValue(cutForElectron,"e-");
SetCutValue(cutForElectron,"e+");
SetCutValue(defaultCutValue,"mu-");
SetCutValue(defaultCutValue,"mu+");
// set cut values for proton and anti_proton before all other hadrons
// because some processes for hadrons need cut values for proton/anti_proton
SetCutValue(defaultCutValue, "proton");
SetCutValue(defaultCutValue, "anti_proton");
SetCutValueForOthers(defaultCutValue);
if (verboseLevel>1) DumpCutValuesTable();
theTimer.Stop();
G4cout.precision(6);
G4cout << G4endl ;
G4cout << "total time(SetCuts)=" << theTimer.GetUserElapsed() << " s " <<G4endl;
}
///////////////////////////////////////////////////////////////////////////
void F03PhysicsList::SetGammaCut(G4double val)
{
ResetCuts();
cutForGamma = val;
}
///////////////////////////////////////////////////////////////////////////
void F03PhysicsList::SetElectronCut(G4double val)
{
ResetCuts();
cutForElectron = val;
}
//////////////////////////////////////////////////////////////////////
void F03PhysicsList::SetProtonCut(G4double val)
{
ResetCuts();
cutForProton = val;
}
////////////////////////////////////////////////////////////////////////////
void F03PhysicsList::SetCutsByEnergy(G4double val)
{
G4ParticleTable* theParticleTable = G4ParticleTable::GetParticleTable();
G4Material* currMat = pDet->GetAbsorberMaterial();
// 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
G4ParticleDefinition* part;
G4double cut;
part = theParticleTable->FindParticle("e-");
cut = G4EnergyLossTables::GetRange(part,val,currMat);
SetCutValue(cut, "e-");
part = theParticleTable->FindParticle("e+");
cut = G4EnergyLossTables::GetRange(part,val,currMat);
SetCutValue(cut, "e+");
// set cut values for proton and anti_proton before all other hadrons
// because some processes for hadrons need cut values for proton/anti_proton
part = theParticleTable->FindParticle("proton");
cut = G4EnergyLossTables::GetRange(part,val,currMat);
SetCutValue(cut, "proton");
part = theParticleTable->FindParticle("anti_proton");
cut = G4EnergyLossTables::GetRange(part,val,currMat);
SetCutValue(cut, "anti_proton");
SetCutValueForOthers(cut);
}
//////////////////////////////////////////////////////////////////////////////
void F03PhysicsList::GetRange(G4double val)
{
G4ParticleTable* theParticleTable = G4ParticleTable::GetParticleTable();
G4Material* currMat = pDet->GetAbsorberMaterial();
G4ParticleDefinition* part;
G4double cut;
part = theParticleTable->FindParticle("e-");
cut = G4EnergyLossTables::GetRange(part,val,currMat);
G4cout << "material : " << currMat->GetName() << G4endl;
G4cout << "particle : " << part->GetParticleName() << G4endl;
G4cout << "energy : " << val / keV << " (keV)" << G4endl;
G4cout << "range : " << cut / mm << " (mm)" << G4endl;
}
////////////////////////////////////////////////////////////////////////////
void F03PhysicsList::SetMaxStep(G4double step)
{
MaxChargedStep = step ;
G4cout << " MaxChargedStep=" << MaxChargedStep << G4endl;
G4cout << G4endl;
}