G4eeToHadronsMultiModel Class Reference

#include <G4eeToHadronsMultiModel.hh>

Inheritance diagram for G4eeToHadronsMultiModel:

Public Member Functions
	G4eeToHadronsMultiModel (G4int ver=0, const G4String &nam="eeToHadrons")
	~G4eeToHadronsMultiModel () override
void	Initialise (const G4ParticleDefinition *, const G4DataVector &) override
G4double	CrossSectionPerVolume (const G4Material *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy, G4double maxEnergy) override
G4double	ComputeCrossSectionPerAtom (const G4ParticleDefinition *, G4double kineticEnergy, G4double Z, G4double A, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX) override
void	SampleSecondaries (std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double tmin=0.0, G4double maxEnergy=DBL_MAX) override
void	ModelDescription (std::ostream &outFile) const override
void	SetCrossSecFactor (G4double fac)
G4double	ComputeCrossSectionPerElectron (const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
G4eeToHadronsMultiModel &	operator= (const G4eeToHadronsMultiModel &right)=delete
	G4eeToHadronsMultiModel (const G4eeToHadronsMultiModel &)=delete
Public Member Functions inherited from G4VEmModel
	G4VEmModel (const G4String &nam)
virtual	~G4VEmModel ()
virtual void	Initialise (const G4ParticleDefinition *, const G4DataVector &)=0
virtual void	SampleSecondaries (std::vector< G4DynamicParticle * > *, const G4MaterialCutsCouple *, const G4DynamicParticle *, G4double tmin=0.0, G4double tmax=DBL_MAX)=0
virtual void	InitialiseLocal (const G4ParticleDefinition *, G4VEmModel *masterModel)
virtual void	InitialiseForMaterial (const G4ParticleDefinition *, const G4Material *)
virtual void	InitialiseForElement (const G4ParticleDefinition *, G4int Z)
virtual G4double	ComputeDEDXPerVolume (const G4Material *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=DBL_MAX)
virtual G4double	CrossSectionPerVolume (const G4Material *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
virtual G4double	GetPartialCrossSection (const G4Material *, G4int level, const G4ParticleDefinition *, G4double kineticEnergy)
virtual G4double	ComputeCrossSectionPerAtom (const G4ParticleDefinition *, G4double kinEnergy, G4double Z, G4double A=0., G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
virtual G4double	ComputeCrossSectionPerShell (const G4ParticleDefinition *, G4int Z, G4int shellIdx, G4double kinEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
virtual G4double	ChargeSquareRatio (const G4Track &)
virtual G4double	GetChargeSquareRatio (const G4ParticleDefinition *, const G4Material *, G4double kineticEnergy)
virtual G4double	GetParticleCharge (const G4ParticleDefinition *, const G4Material *, G4double kineticEnergy)
virtual void	StartTracking (G4Track *)
virtual void	CorrectionsAlongStep (const G4MaterialCutsCouple *, const G4DynamicParticle *, const G4double &length, G4double &eloss)
virtual G4double	Value (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy)
virtual G4double	MinPrimaryEnergy (const G4Material *, const G4ParticleDefinition *, G4double cut=0.0)
virtual G4double	MinEnergyCut (const G4ParticleDefinition *, const G4MaterialCutsCouple *)
virtual void	SetupForMaterial (const G4ParticleDefinition *, const G4Material *, G4double kineticEnergy)
virtual void	DefineForRegion (const G4Region *)
virtual void	FillNumberOfSecondaries (G4int &numberOfTriplets, G4int &numberOfRecoil)
virtual void	ModelDescription (std::ostream &outFile) const
void	InitialiseElementSelectors (const G4ParticleDefinition *, const G4DataVector &)
std::vector< G4EmElementSelector * > *	GetElementSelectors ()
void	SetElementSelectors (std::vector< G4EmElementSelector * > *)
G4double	ComputeDEDX (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=DBL_MAX)
G4double	CrossSection (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
G4double	ComputeMeanFreePath (const G4ParticleDefinition *, G4double kineticEnergy, const G4Material *, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
G4double	ComputeCrossSectionPerAtom (const G4ParticleDefinition *, const G4Element *, G4double kinEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
const G4Element *	SelectRandomAtom (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
const G4Element *	SelectTargetAtom (const G4MaterialCutsCouple *, const G4ParticleDefinition *, G4double kineticEnergy, G4double logKineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
const G4Element *	SelectRandomAtom (const G4Material *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=0.0, G4double maxEnergy=DBL_MAX)
const G4Element *	GetCurrentElement (const G4Material *mat=nullptr) const
G4int	SelectRandomAtomNumber (const G4Material *) const
const G4Isotope *	GetCurrentIsotope (const G4Element *elm=nullptr) const
G4int	SelectIsotopeNumber (const G4Element *) const
void	SetParticleChange (G4VParticleChange *, G4VEmFluctuationModel *f=nullptr)
void	SetCrossSectionTable (G4PhysicsTable *, G4bool isLocal)
G4ElementData *	GetElementData ()
G4PhysicsTable *	GetCrossSectionTable ()
G4VEmFluctuationModel *	GetModelOfFluctuations ()
G4VEmAngularDistribution *	GetAngularDistribution ()
G4VEmModel *	GetTripletModel ()
void	SetTripletModel (G4VEmModel *)
void	SetAngularDistribution (G4VEmAngularDistribution *)
G4double	HighEnergyLimit () const
G4double	LowEnergyLimit () const
G4double	HighEnergyActivationLimit () const
G4double	LowEnergyActivationLimit () const
G4double	PolarAngleLimit () const
G4double	SecondaryThreshold () const
G4bool	LPMFlag () const
G4bool	DeexcitationFlag () const
G4bool	ForceBuildTableFlag () const
G4bool	UseAngularGeneratorFlag () const
void	SetAngularGeneratorFlag (G4bool)
void	SetHighEnergyLimit (G4double)
void	SetLowEnergyLimit (G4double)
void	SetActivationHighEnergyLimit (G4double)
void	SetActivationLowEnergyLimit (G4double)
G4bool	IsActive (G4double kinEnergy) const
void	SetPolarAngleLimit (G4double)
void	SetSecondaryThreshold (G4double)
void	SetLPMFlag (G4bool val)
void	SetDeexcitationFlag (G4bool val)
void	SetForceBuildTable (G4bool val)
void	SetFluctuationFlag (G4bool val)
void	SetMasterThread (G4bool val)
G4bool	IsMaster () const
void	SetUseBaseMaterials (G4bool val)
G4bool	UseBaseMaterials () const
G4double	MaxSecondaryKinEnergy (const G4DynamicParticle *dynParticle)
const G4String &	GetName () const
void	SetCurrentCouple (const G4MaterialCutsCouple *)
G4bool	IsLocked () const
void	SetLocked (G4bool)
G4VEmModel &	operator= (const G4VEmModel &right)=delete
	G4VEmModel (const G4VEmModel &)=delete

Additional Inherited Members
Protected Member Functions inherited from G4VEmModel
G4ParticleChangeForLoss *	GetParticleChangeForLoss ()
G4ParticleChangeForGamma *	GetParticleChangeForGamma ()
virtual G4double	MaxSecondaryEnergy (const G4ParticleDefinition *, G4double kineticEnergy)
const G4MaterialCutsCouple *	CurrentCouple () const
void	SetCurrentElement (const G4Element *)
Protected Attributes inherited from G4VEmModel
G4ElementData *	fElementData = nullptr
G4VParticleChange *	pParticleChange = nullptr
G4PhysicsTable *	xSectionTable = nullptr
const G4Material *	pBaseMaterial = nullptr
const std::vector< G4double > *	theDensityFactor = nullptr
const std::vector< G4int > *	theDensityIdx = nullptr
G4double	inveplus
G4double	pFactor = 1.0
size_t	currentCoupleIndex = 0
size_t	basedCoupleIndex = 0
G4bool	lossFlucFlag = true

Detailed Description

Definition at line 63 of file G4eeToHadronsMultiModel.hh.

Constructor & Destructor Documentation

G4eeToHadronsMultiModel() [1/2]

G4eeToHadronsMultiModel::G4eeToHadronsMultiModel ( G4int  ver = 0, const G4String &  nam = "eeToHadrons"  )

explicit

Definition at line 65 of file G4eeToHadronsMultiModel.cc.

                         : G4VEmModel(mname), verbose(ver)
{
  maxKineticEnergy = 4.521*CLHEP::GeV;  //crresponding to 10TeV in lab
  delta = 1.0*CLHEP::MeV;  //for bin width
}

~G4eeToHadronsMultiModel()

G4eeToHadronsMultiModel::~G4eeToHadronsMultiModel ( )

override

Definition at line 74 of file G4eeToHadronsMultiModel.cc.

{
  delete cross;
}

G4eeToHadronsMultiModel() [2/2]

G4eeToHadronsMultiModel::G4eeToHadronsMultiModel ( const G4eeToHadronsMultiModel &  )

delete

Member Function Documentation

ComputeCrossSectionPerAtom()

G4double G4eeToHadronsMultiModel::ComputeCrossSectionPerAtom ( const G4ParticleDefinition *  p, G4double  kineticEnergy, G4double  Z, G4double  A, G4double  cutEnergy = 0.0, G4double  maxEnergy = DBL_MAX  )

overridevirtual

Reimplemented from G4VEmModel.

Definition at line 153 of file G4eeToHadronsMultiModel.cc.

{
  return Z*ComputeCrossSectionPerElectron(p, kineticEnergy);
}

ComputeCrossSectionPerElectron()

G4double G4eeToHadronsMultiModel::ComputeCrossSectionPerElectron	(	const G4ParticleDefinition *	,
		G4double	kineticEnergy,
		G4double	cutEnergy = 0.0,
		G4double	maxEnergy = DBL_MAX
	)

Definition at line 164 of file G4eeToHadronsMultiModel.cc.

{
  G4double res = 0.0;
 
  G4double energy = LabToCM(kineticEnergy);
 
  if (energy > thKineticEnergy) {
    for(G4int i=0; i<nModels; i++) {
      if(energy >= ekinMin[i] && energy <= ekinMax[i]){
        res += (models[i])->ComputeCrossSectionPerElectron(0,energy);
      }
      cumSum[i] = res;
    }
  }
  return res*csFactor;
}

Referenced by ComputeCrossSectionPerAtom(), ComputeCrossSectionPerElectron(), and CrossSectionPerVolume().

CrossSectionPerVolume()

G4double G4eeToHadronsMultiModel::CrossSectionPerVolume ( const G4Material *  mat, const G4ParticleDefinition *  p, G4double  kineticEnergy, G4double  cutEnergy, G4double  maxEnergy  )

overridevirtual

Reimplemented from G4VEmModel.

Definition at line 141 of file G4eeToHadronsMultiModel.cc.

{
  return mat->GetElectronDensity()*
    ComputeCrossSectionPerElectron(p, kineticEnergy);
}

Initialise()

void G4eeToHadronsMultiModel::Initialise ( const G4ParticleDefinition *  , const G4DataVector &  cuts  )

overridevirtual

Implements G4VEmModel.

Definition at line 81 of file G4eeToHadronsMultiModel.cc.

{
  if(!isInitialised) {
    isInitialised = true;
 
    //G4cout<<"###Initialise in HadronMultiModel###"<<G4endl;
 
    cross = new G4eeCrossSections();
 
    G4eeToTwoPiModel* m2pi = 
      new G4eeToTwoPiModel(cross,maxKineticEnergy,delta);
    AddEEModel(m2pi,cuts);
 
    G4eeTo3PiModel* m3pi = 
      new G4eeTo3PiModel(cross,maxKineticEnergy,delta);
    AddEEModel(m3pi,cuts);
 
    G4ee2KChargedModel* m2kc = 
      new G4ee2KChargedModel(cross,maxKineticEnergy,delta);
    AddEEModel(m2kc,cuts);
 
    G4ee2KNeutralModel* m2kn = 
      new G4ee2KNeutralModel(cross,maxKineticEnergy,delta);
    AddEEModel(m2kn,cuts);
 
    G4eeToPGammaModel* mpg1 = 
      new G4eeToPGammaModel(cross,"pi0",maxKineticEnergy,delta);
    AddEEModel(mpg1,cuts);
 
    G4eeToPGammaModel* mpg2 = 
      new G4eeToPGammaModel(cross,"eta",maxKineticEnergy,delta);
    AddEEModel(mpg2,cuts);
 
    nModels = (G4int)models.size();
 
    fParticleChange = GetParticleChangeForGamma();
  }
}

ModelDescription()

void G4eeToHadronsMultiModel::ModelDescription ( std::ostream &  outFile ) const

overridevirtual

Reimplemented from G4VEmModel.

Definition at line 209 of file G4eeToHadronsMultiModel.cc.

{
  if(verbose > 0) {
    G4double e1 = 0.5*thKineticEnergy*thKineticEnergy/electron_mass_c2 
      - 2.0*electron_mass_c2; 
    G4double e2 = 0.5*maxKineticEnergy*maxKineticEnergy/electron_mass_c2 
      - 2.0*electron_mass_c2; 
    outFile << "      e+ annihilation into hadrons active from "
        << e1/GeV << " GeV to " << e2/GeV << " GeV" << G4endl;
  }
}

Referenced by G4eeToHadrons::StreamProcessInfo().

operator=()

G4eeToHadronsMultiModel & G4eeToHadronsMultiModel::operator= ( const G4eeToHadronsMultiModel &  right )

delete

SampleSecondaries()

void G4eeToHadronsMultiModel::SampleSecondaries ( std::vector< G4DynamicParticle * > *  newp, const G4MaterialCutsCouple *  couple, const G4DynamicParticle *  dp, G4double  tmin = 0.0, G4double  maxEnergy = DBL_MAX  )

overridevirtual

Implements G4VEmModel.

Definition at line 185 of file G4eeToHadronsMultiModel.cc.

{
  G4double kinEnergy = dp->GetKineticEnergy();
  G4double energy = LabToCM(kinEnergy);
  if (energy > thKineticEnergy) {
    G4double q = cumSum[nModels-1]*G4UniformRand();
    for(G4int i=0; i<nModels; ++i) {
      if(q <= cumSum[i]) {
        (models[i])->SampleSecondaries(newp, couple,dp);
    if(newp->size() > 0) {
      fParticleChange->ProposeTrackStatus(fStopAndKill);
    }
    break;
      }
    }
  }
}

Referenced by SampleSecondaries().

SetCrossSecFactor()

void G4eeToHadronsMultiModel::SetCrossSecFactor

(

G4double

fac

)

Definition at line 223 of file G4eeToHadronsMultiModel.cc.

{
  if(fac > 1.0) {
    csFactor = fac;
    if(verbose > 0) {
      G4cout << "### G4eeToHadronsMultiModel: The cross section for "
         << "G4eeToHadronsMultiModel is increased by " 
         << csFactor << " times" << G4endl;
    }
  }
}

Referenced by G4eeToHadrons::InitialiseProcess(), and G4eeToHadrons::SetCrossSecFactor().

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

• G4eeToHadronsMultiModel.hh
• G4eeToHadronsMultiModel.cc