Geant4  10.03.p03
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G4ePairProduction Class Reference

#include <G4ePairProduction.hh>

Inheritance diagram for G4ePairProduction:
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Public Member Functions

 G4ePairProduction (const G4String &processName="ePairProd")
 
virtual ~G4ePairProduction ()
 
virtual G4bool IsApplicable (const G4ParticleDefinition &p) override
 
virtual G4double MinPrimaryEnergy (const G4ParticleDefinition *p, const G4Material *, G4double cut) override
 
virtual void PrintInfo () override
 
void SetLowestKineticEnergy (G4double e)
 
- Public Member Functions inherited from G4VEnergyLossProcess
 G4VEnergyLossProcess (const G4String &name="EnergyLoss", G4ProcessType type=fElectromagnetic)
 
virtual ~G4VEnergyLossProcess ()
 
virtual void ProcessDescription (std::ostream &outFile) const
 
virtual void PreparePhysicsTable (const G4ParticleDefinition &) override
 
virtual void BuildPhysicsTable (const G4ParticleDefinition &) override
 
G4PhysicsTable * BuildDEDXTable (G4EmTableType tType=fRestricted)
 
G4PhysicsTable * BuildLambdaTable (G4EmTableType tType=fRestricted)
 
void PrintInfoDefinition (const G4ParticleDefinition &part)
 
virtual void StartTracking (G4Track *) override
 
virtual G4double AlongStepGetPhysicalInteractionLength (const G4Track &, G4double previousStepSize, G4double currentMinimumStep, G4double &currentSafety, G4GPILSelection *selection) override
 
virtual G4double PostStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition) override
 
virtual G4VParticleChange * AlongStepDoIt (const G4Track &, const G4Step &) override
 
G4double SampleSubCutSecondaries (std::vector< G4Track * > &, const G4Step &, G4VEmModel *model, G4int matIdx)
 
virtual G4VParticleChange * PostStepDoIt (const G4Track &, const G4Step &) override
 
virtual G4bool StorePhysicsTable (const G4ParticleDefinition *, const G4String &directory, G4bool ascii=false) override
 
virtual G4bool RetrievePhysicsTable (const G4ParticleDefinition *, const G4String &directory, G4bool ascii) override
 
G4double GetDEDXDispersion (const G4MaterialCutsCouple *couple, const G4DynamicParticle *dp, G4double length)
 
G4double CrossSectionPerVolume (G4double kineticEnergy, const G4MaterialCutsCouple *couple)
 
G4double MeanFreePath (const G4Track &track)
 
G4double ContinuousStepLimit (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &currentSafety)
 
G4VEmModel * SelectModelForMaterial (G4double kinEnergy, size_t &idx) const
 
void AddEmModel (G4int, G4VEmModel *, G4VEmFluctuationModel *fluc=0, const G4Region *region=nullptr)
 
void UpdateEmModel (const G4String &, G4double, G4double)
 
void SetEmModel (G4VEmModel *, G4int index=1)
 
G4VEmModel * EmModel (G4int index=1) const
 
G4VEmModel * GetModelByIndex (G4int idx=0, G4bool ver=false) const
 
G4int NumberOfModels () const
 
void SetFluctModel (G4VEmFluctuationModel *)
 
G4VEmFluctuationModel * FluctModel ()
 
void SetBaseParticle (const G4ParticleDefinition *p)
 
const G4ParticleDefinition * Particle () const
 
const G4ParticleDefinition * BaseParticle () const
 
const G4ParticleDefinition * SecondaryParticle () const
 
void ActivateSubCutoff (G4bool val, const G4Region *region=nullptr)
 
void SetCrossSectionBiasingFactor (G4double f, G4bool flag=true)
 
void ActivateForcedInteraction (G4double length, const G4String &region, G4bool flag=true)
 
void ActivateSecondaryBiasing (const G4String &region, G4double factor, G4double energyLimit)
 
void AddCollaborativeProcess (G4VEnergyLossProcess *)
 
void SetLossFluctuations (G4bool val)
 
void SetIntegral (G4bool val)
 
G4bool IsIntegral () const
 
void SetIonisation (G4bool val)
 
G4bool IsIonisationProcess () const
 
void SetLinearLossLimit (G4double val)
 
void SetStepFunction (G4double v1, G4double v2, G4bool lock=true)
 
void SetLowestEnergyLimit (G4double)
 
G4int NumberOfSubCutoffRegions () const
 
void SetDEDXTable (G4PhysicsTable *p, G4EmTableType tType)
 
void SetCSDARangeTable (G4PhysicsTable *pRange)
 
void SetRangeTableForLoss (G4PhysicsTable *p)
 
void SetSecondaryRangeTable (G4PhysicsTable *p)
 
void SetInverseRangeTable (G4PhysicsTable *p)
 
void SetLambdaTable (G4PhysicsTable *p)
 
void SetSubLambdaTable (G4PhysicsTable *p)
 
void SetDEDXBinning (G4int nbins)
 
void SetMinKinEnergy (G4double e)
 
G4double MinKinEnergy () const
 
void SetMaxKinEnergy (G4double e)
 
G4double MaxKinEnergy () const
 
G4double CrossSectionBiasingFactor () const
 
G4double GetDEDX (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetDEDXForSubsec (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetRange (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetCSDARange (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetRangeForLoss (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4double GetKineticEnergy (G4double &range, const G4MaterialCutsCouple *)
 
G4double GetLambda (G4double &kineticEnergy, const G4MaterialCutsCouple *)
 
G4bool TablesAreBuilt () const
 
G4PhysicsTable * DEDXTable () const
 
G4PhysicsTable * DEDXTableForSubsec () const
 
G4PhysicsTable * DEDXunRestrictedTable () const
 
G4PhysicsTable * IonisationTable () const
 
G4PhysicsTable * IonisationTableForSubsec () const
 
G4PhysicsTable * CSDARangeTable () const
 
G4PhysicsTable * SecondaryRangeTable () const
 
G4PhysicsTable * RangeTableForLoss () const
 
G4PhysicsTable * InverseRangeTable () const
 
G4PhysicsTable * LambdaTable () const
 
G4PhysicsTable * SubLambdaTable () const
 
const G4Element * GetCurrentElement () const
 
void SetDynamicMassCharge (G4double massratio, G4double charge2ratio)
 
- Public Member Functions inherited from G4VContinuousDiscreteProcess
 G4VContinuousDiscreteProcess (const G4String &, G4ProcessType aType=fNotDefined)
 
 G4VContinuousDiscreteProcess (G4VContinuousDiscreteProcess &)
 
virtual ~G4VContinuousDiscreteProcess ()
 
virtual G4double AtRestGetPhysicalInteractionLength (const G4Track &, G4ForceCondition *)
 
virtual G4VParticleChange * AtRestDoIt (const G4Track &, const G4Step &)
 
- Public Member Functions inherited from G4VProcess
 G4VProcess (const G4String &aName="NoName", G4ProcessType aType=fNotDefined)
 
 G4VProcess (const G4VProcess &right)
 
virtual ~G4VProcess ()
 
G4int operator== (const G4VProcess &right) const
 
G4int operator!= (const G4VProcess &right) const
 
G4double GetCurrentInteractionLength () const
 
void SetPILfactor (G4double value)
 
G4double GetPILfactor () const
 
G4double AlongStepGPIL (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &proposedSafety, G4GPILSelection *selection)
 
G4double AtRestGPIL (const G4Track &track, G4ForceCondition *condition)
 
G4double PostStepGPIL (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)
 
const G4String & GetPhysicsTableFileName (const G4ParticleDefinition *, const G4String &directory, const G4String &tableName, G4bool ascii=false)
 
const G4String & GetProcessName () const
 
G4ProcessType GetProcessType () const
 
void SetProcessType (G4ProcessType)
 
G4int GetProcessSubType () const
 
void SetProcessSubType (G4int)
 
virtual void EndTracking ()
 
virtual void SetProcessManager (const G4ProcessManager *)
 
virtual const G4ProcessManager * GetProcessManager ()
 
virtual void ResetNumberOfInteractionLengthLeft ()
 
G4double GetNumberOfInteractionLengthLeft () const
 
G4double GetTotalNumberOfInteractionLengthTraversed () const
 
G4bool isAtRestDoItIsEnabled () const
 
G4bool isAlongStepDoItIsEnabled () const
 
G4bool isPostStepDoItIsEnabled () const
 
virtual void DumpInfo () const
 
void SetVerboseLevel (G4int value)
 
G4int GetVerboseLevel () const
 
virtual void SetMasterProcess (G4VProcess *masterP)
 
const G4VProcess * GetMasterProcess () const
 
virtual void BuildWorkerPhysicsTable (const G4ParticleDefinition &part)
 
virtual void PrepareWorkerPhysicsTable (const G4ParticleDefinition &)
 

Protected Member Functions

virtual void InitialiseEnergyLossProcess (const G4ParticleDefinition *, const G4ParticleDefinition *) override
 
- Protected Member Functions inherited from G4VEnergyLossProcess
virtual G4double GetMeanFreePath (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition) override
 
virtual G4double GetContinuousStepLimit (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &currentSafety) override
 
G4PhysicsVector * LambdaPhysicsVector (const G4MaterialCutsCouple *, G4double cut)
 
size_t CurrentMaterialCutsCoupleIndex () const
 
void SelectModel (G4double kinEnergy)
 
void SetParticle (const G4ParticleDefinition *p)
 
void SetSecondaryParticle (const G4ParticleDefinition *p)
 
- Protected Member Functions inherited from G4VContinuousDiscreteProcess
void SetGPILSelection (G4GPILSelection selection)
 
G4GPILSelection GetGPILSelection () const
 
- Protected Member Functions inherited from G4VProcess
void SubtractNumberOfInteractionLengthLeft (G4double previousStepSize)
 
void ClearNumberOfInteractionLengthLeft ()
 

Protected Attributes

const G4ParticleDefinition * theParticle
 
G4double lowestKinEnergy
 
G4bool isInitialised
 
- Protected Attributes inherited from G4VEnergyLossProcess
G4ParticleChangeForLoss fParticleChange
 
- Protected Attributes inherited from G4VProcess
const G4ProcessManager * aProcessManager
 
G4VParticleChange * pParticleChange
 
G4ParticleChange aParticleChange
 
G4double theNumberOfInteractionLengthLeft
 
G4double currentInteractionLength
 
G4double theInitialNumberOfInteractionLength
 
G4String theProcessName
 
G4String thePhysicsTableFileName
 
G4ProcessType theProcessType
 
G4int theProcessSubType
 
G4double thePILfactor
 
G4bool enableAtRestDoIt
 
G4bool enableAlongStepDoIt
 
G4bool enablePostStepDoIt
 
G4int verboseLevel
 

Additional Inherited Members

- Static Public Member Functions inherited from G4VProcess
static const G4String & GetProcessTypeName (G4ProcessType)
 

Detailed Description

Definition at line 58 of file G4ePairProduction.hh.

Constructor & Destructor Documentation

G4ePairProduction::G4ePairProduction ( const G4String &  processName = "ePairProd")
explicit

Definition at line 60 of file G4ePairProduction.cc.

61  : G4VEnergyLossProcess(name),
62  theParticle(nullptr),
63  lowestKinEnergy(100.*MeV),
64  isInitialised(false)
65 {
66  SetProcessSubType(fPairProdByCharged);
67  SetSecondaryParticle(G4Positron::Positron());
68  SetIonisation(false);
69 }
G4VEnergyLossProcess::G4VEnergyLossProcess
G4VEnergyLossProcess(const G4String &name="EnergyLoss", G4ProcessType type=fElectromagnetic)
Definition: G4VEnergyLossProcess.cc:167
name
const XML_Char * name
Definition: expat.h:151
fPairProdByCharged
Definition: G4EmProcessSubType.hh:49
G4VEnergyLossProcess::SetIonisation
void SetIonisation(G4bool val)
Definition: G4VEnergyLossProcess.cc:2333
G4VProcess::SetProcessSubType
void SetProcessSubType(G4int)
Definition: G4VProcess.hh:432
G4VEnergyLossProcess::SetSecondaryParticle
void SetSecondaryParticle(const G4ParticleDefinition *p)
Definition: G4VEnergyLossProcess.hh:905
G4Positron::Positron
static G4Positron * Positron()
Definition: G4Positron.cc:94
MeV
static constexpr double MeV
Definition: G4SIunits.hh:214
G4ePairProduction::theParticle
const G4ParticleDefinition * theParticle
Definition: G4ePairProduction.hh:87

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G4ePairProduction::~G4ePairProduction ( )
virtual

Definition at line 73 of file G4ePairProduction.cc.

74 {}

Member Function Documentation

void G4ePairProduction::InitialiseEnergyLossProcess ( const G4ParticleDefinition *  part,
const G4ParticleDefinition *   
)
overrideprotectedvirtual

Implements G4VEnergyLossProcess.

Definition at line 94 of file G4ePairProduction.cc.

97 {
98  if (!isInitialised) {
99  isInitialised = true;
100 
101  theParticle = part;
102 
103  G4MuPairProductionModel* mod = new G4MuPairProductionModel(part);
104  SetEmModel(mod, 1);
105 
106  lowestKinEnergy = std::max(lowestKinEnergy, part->GetPDGMass()*8.0);
107  mod->SetLowestKineticEnergy(lowestKinEnergy);
108 
109  G4VEmFluctuationModel* fm = nullptr;
110  G4EmParameters* param = G4EmParameters::Instance();
111  mod->SetLowEnergyLimit(param->MinKinEnergy());
112  mod->SetHighEnergyLimit(param->MaxKinEnergy());
113  AddEmModel(1, mod, fm);
114  }
115 }
G4EmParameters::MaxKinEnergy
G4double MaxKinEnergy() const
Definition: G4EmParameters.cc:437
G4VEmModel::SetHighEnergyLimit
void SetHighEnergyLimit(G4double)
Definition: G4VEmModel.hh:732
G4VEnergyLossProcess::AddEmModel
void AddEmModel(G4int, G4VEmModel *, G4VEmFluctuationModel *fluc=0, const G4Region *region=nullptr)
Definition: G4VEnergyLossProcess.cc:391
G4EmParameters::MinKinEnergy
G4double MinKinEnergy() const
Definition: G4EmParameters.cc:418
G4ParticleDefinition::GetPDGMass
G4double GetPDGMass() const
Definition: G4ParticleDefinition.hh:122
G4INCL::Math::max
T max(const T t1, const T t2)
brief Return the largest of the two arguments
Definition: G4INCLGlobals.hh:112
G4EmParameters::Instance
static G4EmParameters * Instance()
Definition: G4EmParameters.cc:67
G4VEnergyLossProcess::SetEmModel
void SetEmModel(G4VEmModel *, G4int index=1)
Definition: G4VEnergyLossProcess.cc:409
G4VEmModel::SetLowEnergyLimit
void SetLowEnergyLimit(G4double)
Definition: G4VEmModel.hh:739
G4ePairProduction::theParticle
const G4ParticleDefinition * theParticle
Definition: G4ePairProduction.hh:87

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G4bool G4ePairProduction::IsApplicable ( const G4ParticleDefinition &  p)
overridevirtual

Implements G4VEnergyLossProcess.

Definition at line 78 of file G4ePairProduction.cc.

79 {
80  return (G4Electron::Electron() == &p || G4Positron::Positron() == &p);
81 }
G4Positron::Positron
static G4Positron * Positron()
Definition: G4Positron.cc:94
G4Electron::Electron
static G4Electron * Electron()
Definition: G4Electron.cc:94

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G4double G4ePairProduction::MinPrimaryEnergy ( const G4ParticleDefinition *  p,
const G4Material *  ,
G4double  cut 
)
overridevirtual

Reimplemented from G4VEnergyLossProcess.

Definition at line 85 of file G4ePairProduction.cc.

88 {
89  return lowestKinEnergy;
90 }
void G4ePairProduction::PrintInfo ( )
overridevirtual

Implements G4VEnergyLossProcess.

Definition at line 119 of file G4ePairProduction.cc.

120 {
121  G4ElementData* ed = EmModel(1)->GetElementData();
122  if(ed) {
123  for(G4int Z=1; Z<93; ++Z) {
124  G4Physics2DVector* pv = ed->GetElement2DData(Z);
125  if(pv) {
126  G4cout << " Sampling table " << pv->GetLengthY()
127  << "x" << pv->GetLengthX() << "; from "
128  << G4Exp(pv->GetY(0))/GeV << " GeV to "
129  << G4Exp(pv->GetY(pv->GetLengthY()-1))/TeV
130  << " TeV " << G4endl;
131  break;
132  }
133  }
134  }
135 }
G4Physics2DVector::GetLengthY
size_t GetLengthY() const
G4VEmModel::GetElementData
G4ElementData * GetElementData()
Definition: G4VEmModel.hh:826
G4int
int G4int
Definition: G4Types.hh:78
TeV
static constexpr double TeV
Definition: G4SIunits.hh:218
G4cout
G4GLOB_DLL std::ostream G4cout
G4Physics2DVector::GetLengthX
size_t GetLengthX() const
G4Exp
G4double G4Exp(G4double initial_x)
Exponential Function double precision.
Definition: G4Exp.hh:183
GeV
static constexpr double GeV
Definition: G4SIunits.hh:217
G4Physics2DVector::GetY
G4double GetY(size_t index) const
G4endl
#define G4endl
Definition: G4ios.hh:61
G4ElementData::GetElement2DData
G4Physics2DVector * GetElement2DData(G4int Z)
Definition: G4ElementData.hh:132
G4VEnergyLossProcess::EmModel
G4VEmModel * EmModel(G4int index=1) const
Definition: G4VEnergyLossProcess.cc:418
Z
G4int Z
Definition: G4ParticleHPJENDLHEData.cc:262

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void G4ePairProduction::SetLowestKineticEnergy ( G4double  e)
inline

Definition at line 95 of file G4ePairProduction.hh.

96 {
97  lowestKinEnergy = e;
98 }

Member Data Documentation

G4bool G4ePairProduction::isInitialised
protected

Definition at line 89 of file G4ePairProduction.hh.

G4double G4ePairProduction::lowestKinEnergy
protected

Definition at line 88 of file G4ePairProduction.hh.

const G4ParticleDefinition* G4ePairProduction::theParticle
protected

Definition at line 87 of file G4ePairProduction.hh.

The documentation for this class was generated from the following files: