#include <G4eplusAnnihilation.hh>

Inheritance diagram for G4eplusAnnihilation:

Collaboration diagram for G4eplusAnnihilation:

Public Member Functions
	G4eplusAnnihilation (const G4String &name="annihil")

virtual	~G4eplusAnnihilation ()

virtual G4bool	IsApplicable (const G4ParticleDefinition &p)

virtual G4VParticleChange *	AtRestDoIt (const G4Track &track, const G4Step &stepData)

virtual G4double	AtRestGetPhysicalInteractionLength (const G4Track &track, G4ForceCondition *condition)

virtual void	PrintInfo ()

Public Member Functions inherited from G4VEmProcess
	G4VEmProcess (const G4String &name, G4ProcessType type=fElectromagnetic)

virtual	~G4VEmProcess ()

virtual void	ProcessDescription (std::ostream &outFile) const

virtual void	PreparePhysicsTable (const G4ParticleDefinition &)

virtual void	BuildPhysicsTable (const G4ParticleDefinition &)

virtual void	StartTracking (G4Track *)

virtual G4double	PostStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)

virtual G4VParticleChange *	PostStepDoIt (const G4Track &, const G4Step &)

virtual G4bool	StorePhysicsTable (const G4ParticleDefinition *, const G4String &directory, G4bool ascii=false)

virtual G4bool	RetrievePhysicsTable (const G4ParticleDefinition *, const G4String &directory, G4bool ascii)

G4double	CrossSectionPerVolume (G4double kineticEnergy, const G4MaterialCutsCouple *couple)

G4double	ComputeCrossSectionPerAtom (G4double kineticEnergy, G4double Z, G4double A=0., G4double cut=0.0)

G4double	MeanFreePath (const G4Track &track)

G4double	GetLambda (G4double &kinEnergy, const G4MaterialCutsCouple *couple)

void	SetLambdaBinning (G4int nbins)

void	SetMinKinEnergy (G4double e)

void	SetMinKinEnergyPrim (G4double e)

void	SetMaxKinEnergy (G4double e)

G4PhysicsTable *	LambdaTable () const

G4PhysicsTable *	LambdaTablePrim () const

const G4ParticleDefinition *	Particle () const

const G4ParticleDefinition *	SecondaryParticle () const

G4VEmModel *	SelectModelForMaterial (G4double kinEnergy, size_t &idxRegion) const

void	AddEmModel (G4int, G4VEmModel , const G4Region region=0)

G4VEmModel *	EmModel (G4int index=1) const

void	SetEmModel (G4VEmModel *, G4int index=1)

void	UpdateEmModel (const G4String &, G4double, G4double)

G4VEmModel *	GetModelByIndex (G4int idx=0, G4bool ver=false) const

const G4Element *	GetCurrentElement () const

const G4VEmModel *	GetCurrentModel () const

void	SetCrossSectionBiasingFactor (G4double f, G4bool flag=true)

G4double	CrossSectionBiasingFactor () const

void	ActivateForcedInteraction (G4double length=0.0, const G4String &r="", G4bool flag=true)

void	ActivateSecondaryBiasing (const G4String &region, G4double factor, G4double energyLimit)

void	SetIntegral (G4bool val)

void	SetBuildTableFlag (G4bool val)

Public Member Functions inherited from G4VDiscreteProcess
	G4VDiscreteProcess (const G4String &, G4ProcessType aType=fNotDefined)

	G4VDiscreteProcess (G4VDiscreteProcess &)

virtual	~G4VDiscreteProcess ()

virtual G4double	AlongStepGetPhysicalInteractionLength (const G4Track &, G4double, G4double, G4double &, G4GPILSelection *)

virtual G4VParticleChange *	AlongStepDoIt (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	InitialiseProcess (const G4ParticleDefinition *)

Protected Member Functions inherited from G4VEmProcess
virtual G4double	MinPrimaryEnergy (const G4ParticleDefinition , const G4Material )

G4VEmModel *	SelectModel (G4double &kinEnergy, size_t index)

virtual G4double	GetMeanFreePath (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)

G4PhysicsVector *	LambdaPhysicsVector (const G4MaterialCutsCouple *)

G4int	LambdaBinning () const

G4double	MinKinEnergy () const

G4double	MaxKinEnergy () const

G4double	PolarAngleLimit () const

G4bool	IsIntegral () const

G4double	RecalculateLambda (G4double kinEnergy, const G4MaterialCutsCouple *couple)

G4ParticleChangeForGamma *	GetParticleChange ()

void	SetParticle (const G4ParticleDefinition *p)

void	SetSecondaryParticle (const G4ParticleDefinition *p)

size_t	CurrentMaterialCutsCoupleIndex () const

G4double	GetGammaEnergyCut ()

G4double	GetElectronEnergyCut ()

void	SetStartFromNullFlag (G4bool val)

void	SetSplineFlag (G4bool val)

const G4Element *	GetTargetElement () const

const G4Isotope *	GetTargetIsotope () const

Protected Member Functions inherited from G4VProcess
void	SubtractNumberOfInteractionLengthLeft (G4double previousStepSize)

void	ClearNumberOfInteractionLengthLeft ()

Private Attributes
G4bool	isInitialised

const G4ParticleDefinition *	theGamma

Additional Inherited Members
Static Public Member Functions inherited from G4VProcess
static const G4String &	GetProcessTypeName (G4ProcessType)

Protected Attributes inherited from G4VEmProcess
G4ParticleChangeForGamma	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

Detailed Description

Definition at line 65 of file G4eplusAnnihilation.hh.

Constructor & Destructor Documentation

◆ G4eplusAnnihilation()

G4eplusAnnihilation::G4eplusAnnihilation ( const G4String & name = "annihil" )

Definition at line 67 of file G4eplusAnnihilation.cc.

   : G4VEmProcess(name), isInitialised(false)
 {
   theGamma = G4Gamma::Gamma();
   SetIntegral(true);
   SetBuildTableFlag(false);
   SetStartFromNullFlag(false);
   SetSecondaryParticle(theGamma);
   SetProcessSubType(fAnnihilation);
   enableAtRestDoIt = true;
 }

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◆ ~G4eplusAnnihilation()

G4eplusAnnihilation::~G4eplusAnnihilation ( )

virtual

Definition at line 81 of file G4eplusAnnihilation.cc.

82 {}

Member Function Documentation

◆ AtRestDoIt()

G4VParticleChange * G4eplusAnnihilation::AtRestDoIt	(	const G4Track &	track,
		const G4Step &	stepData
	)

virtual

Reimplemented from G4VDiscreteProcess.

Definition at line 120 of file G4eplusAnnihilation.cc.

 {
   fParticleChange.InitializeForPostStep(aTrack);
 
   G4double cosTeta = 2.*G4UniformRand()-1.; 
   G4double sinTeta = sqrt((1.-cosTeta)*(1.0 + cosTeta));
   G4double phi     = twopi * G4UniformRand();
   G4ThreeVector dir(sinTeta*cos(phi), sinTeta*sin(phi), cosTeta);
   phi = twopi * G4UniformRand();
   G4ThreeVector pol(cos(phi), sin(phi), 0.0);
   pol.rotateUz(dir);
   
   // e+ parameters
   G4double weight = aTrack.GetWeight();
   G4double time   = aTrack.GetGlobalTime();
 
   // add gammas
   fParticleChange.SetNumberOfSecondaries(2);
   G4DynamicParticle* dp = 
     new G4DynamicParticle(theGamma, dir, electron_mass_c2);
   dp->SetPolarization(pol.x(),pol.y(),pol.z());
   G4Track* track = new G4Track(dp, time, aTrack.GetPosition());
   track->SetTouchableHandle(aTrack.GetTouchableHandle());
   track->SetWeight(weight); 
   pParticleChange->AddSecondary(track);
 
   dp = new G4DynamicParticle(theGamma,-dir, electron_mass_c2);
   dp->SetPolarization(-pol.x(),-pol.y(),-pol.z()); 
   track = new G4Track(dp, time, aTrack.GetPosition());
   track->SetTouchableHandle(aTrack.GetTouchableHandle());
   track->SetWeight(weight); 
   pParticleChange->AddSecondary(track);
 
   // Kill the incident positron
   //
   fParticleChange.ProposeTrackStatus(fStopAndKill);
   return &fParticleChange;
 }

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◆ AtRestGetPhysicalInteractionLength()

G4double G4eplusAnnihilation::AtRestGetPhysicalInteractionLength	(	const G4Track &	track,
		G4ForceCondition *	condition
	)

virtual

Reimplemented from G4VDiscreteProcess.

Definition at line 93 of file G4eplusAnnihilation.cc.

 {
   *condition = NotForced;
   return 0.0;
 }

◆ InitialiseProcess()

void G4eplusAnnihilation::InitialiseProcess ( const G4ParticleDefinition * )

protectedvirtual

Implements G4VEmProcess.

Definition at line 102 of file G4eplusAnnihilation.cc.

 {
   if(!isInitialised) {
     isInitialised = true;
     if(!EmModel(1)) { SetEmModel(new G4eeToTwoGammaModel(),1); }
     EmModel(1)->SetLowEnergyLimit(MinKinEnergy());
     EmModel(1)->SetHighEnergyLimit(MaxKinEnergy());
     AddEmModel(1, EmModel(1));
   }
 }

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◆ IsApplicable()

G4bool G4eplusAnnihilation::IsApplicable ( const G4ParticleDefinition & p )

virtual

Implements G4VEmProcess.

Definition at line 86 of file G4eplusAnnihilation.cc.

 {
   return (&p == G4Positron::Positron());
 }

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◆ PrintInfo()

void G4eplusAnnihilation::PrintInfo ( )

virtual

Implements G4VEmProcess.

Reimplemented in G4eplusPolarizedAnnihilation.

Definition at line 115 of file G4eplusAnnihilation.cc.

116 {}

Member Data Documentation

◆ isInitialised

G4bool G4eplusAnnihilation::isInitialised

private

Definition at line 94 of file G4eplusAnnihilation.hh.

◆ theGamma

const G4ParticleDefinition* G4eplusAnnihilation::theGamma

private

Definition at line 95 of file G4eplusAnnihilation.hh.

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

Public Member Functions

Protected Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ G4eplusAnnihilation()

◆ ~G4eplusAnnihilation()

Member Function Documentation

◆ AtRestDoIt()

◆ AtRestGetPhysicalInteractionLength()

◆ InitialiseProcess()

◆ IsApplicable()

◆ PrintInfo()

Member Data Documentation

◆ isInitialised

◆ theGamma