G4DNARuddAngle Class Reference

#include <G4DNARuddAngle.hh>

Inheritance diagram for G4DNARuddAngle:

Public Member Functions
	G4DNARuddAngle (const G4DNARuddAngle &)=delete
	G4DNARuddAngle (const G4String &name="")
const G4String &	GetName () const
G4DNARuddAngle &	operator= (const G4DNARuddAngle &right)=delete
void	PrintGeneratorInformation () const override
G4ThreeVector &	SampleDirection (const G4DynamicParticle *dp, G4double kinEnergyFinal, G4int Z, const G4Material *mat=nullptr) override
G4ThreeVector &	SampleDirectionForShell (const G4DynamicParticle *dp, G4double kinEnergyFinal, G4int Z, G4int shellIdx, const G4Material *mat=nullptr) override
virtual void	SamplePairDirections (const G4DynamicParticle *dp, G4double elecKinEnergy, G4double posiKinEnergy, G4ThreeVector &dirElectron, G4ThreeVector &dirPositron, G4int Z=0, const G4Material *mat=nullptr)
	~G4DNARuddAngle () override

Protected Attributes
G4ThreeVector	fLocalDirection
G4bool	fPolarisation

Private Attributes
const G4ParticleDefinition *	fElectron
G4String	fName

Detailed Description

Definition at line 56 of file G4DNARuddAngle.hh.

Constructor & Destructor Documentation

G4DNARuddAngle() [1/2]

G4DNARuddAngle::G4DNARuddAngle

(

const G4String &

name = ""

)

Definition at line 58 of file G4DNARuddAngle.cc.

  : G4VEmAngularDistribution("deltaRudd")
{
  fElectron = G4Electron::Electron();
}    

References G4Electron::Electron(), and fElectron.

~G4DNARuddAngle()

G4DNARuddAngle::~G4DNARuddAngle ( )

override

Definition at line 64 of file G4DNARuddAngle.cc.

{}

G4DNARuddAngle() [2/2]

G4DNARuddAngle::G4DNARuddAngle ( const G4DNARuddAngle &  )

delete

Member Function Documentation

GetName()

const G4String & G4VEmAngularDistribution::GetName ( ) const

inlineinherited

Definition at line 111 of file G4VEmAngularDistribution.hh.

{
  return fName;
}

References G4VEmAngularDistribution::fName.

operator=()

G4DNARuddAngle & G4DNARuddAngle::operator= ( const G4DNARuddAngle &  right )

delete

PrintGeneratorInformation()

void G4DNARuddAngle::PrintGeneratorInformation ( ) const

overridevirtual

Reimplemented from G4VEmAngularDistribution.

Definition at line 112 of file G4DNARuddAngle.cc.

{} 

SampleDirection()

G4ThreeVector & G4DNARuddAngle::SampleDirection ( const G4DynamicParticle *  dp, G4double  kinEnergyFinal, G4int  Z, const G4Material *  mat = nullptr  )

overridevirtual

Implements G4VEmAngularDistribution.

Definition at line 105 of file G4DNARuddAngle.cc.

{
  return SampleDirectionForShell(dp, secEkin, Z, 0, mat);
}

References SampleDirectionForShell(), and Z.

SampleDirectionForShell()

G4ThreeVector & G4DNARuddAngle::SampleDirectionForShell ( const G4DynamicParticle *  dp, G4double  kinEnergyFinal, G4int  Z, G4int  shellIdx, const G4Material *  mat = nullptr  )

overridevirtual

Reimplemented from G4VEmAngularDistribution.

Definition at line 68 of file G4DNARuddAngle.cc.

{
  G4double k = dp->GetKineticEnergy();
  G4double cosTheta = 1.0;
 
  const G4ParticleDefinition* particle = dp->GetDefinition();
  G4double mass = particle->GetPDGMass();
 
  G4double maximumEnergyTransfer = k;
  if(particle == fElectron) { maximumEnergyTransfer *= 0.5; }
  else if(mass > MeV) {
    G4double ratio = electron_mass_c2/mass;
    G4double tau  = k/mass;
    maximumEnergyTransfer = 2.0*electron_mass_c2*tau*(tau + 2.) /
      (1. + 2.0*(tau + 1.)*ratio + ratio*ratio);
    
  }
 
  if (secKinetic>100*eV && secKinetic <= maximumEnergyTransfer) {
    cosTheta = std::sqrt(secKinetic / maximumEnergyTransfer);
  } else {
    cosTheta = (2.*G4UniformRand())-1.;
  }
 
  G4double sint = sqrt((1.0 - cosTheta)*(1.0 + cosTheta));
  G4double phi  = twopi*G4UniformRand(); 
 
  fLocalDirection.set(sint*cos(phi), sint*sin(phi), cosTheta);
  fLocalDirection.rotateUz(dp->GetMomentumDirection());
 
  return fLocalDirection;
}

References source.hepunit::electron_mass_c2, eV, fElectron, G4VEmAngularDistribution::fLocalDirection, G4UniformRand, G4DynamicParticle::GetDefinition(), G4DynamicParticle::GetKineticEnergy(), G4DynamicParticle::GetMomentumDirection(), G4ParticleDefinition::GetPDGMass(), MeV, CLHEP::Hep3Vector::rotateUz(), CLHEP::Hep3Vector::set(), and twopi.

Referenced by SampleDirection().

SamplePairDirections()

void G4VEmAngularDistribution::SamplePairDirections ( const G4DynamicParticle *  dp, G4double  elecKinEnergy, G4double  posiKinEnergy, G4ThreeVector &  dirElectron, G4ThreeVector &  dirPositron, G4int  Z = 0, const G4Material *  mat = nullptr  )

virtualinherited

Reimplemented in G4ModifiedMephi, G4DipBustGenerator, and G4ModifiedTsai.

Definition at line 80 of file G4VEmAngularDistribution.cc.

{
  dirElectron = dp->GetMomentumDirection();
  dirPositron = dp->GetMomentumDirection();
}

References G4DynamicParticle::GetMomentumDirection().

Referenced by G4MuPairProductionModel::SampleSecondaries(), G4BetheHeitlerModel::SampleSecondaries(), and G4PairProductionRelModel::SampleSecondaries().

Field Documentation

fElectron

const G4ParticleDefinition* G4DNARuddAngle::fElectron

private

Definition at line 83 of file G4DNARuddAngle.hh.

Referenced by G4DNARuddAngle(), and SampleDirectionForShell().

fLocalDirection

G4ThreeVector G4VEmAngularDistribution::fLocalDirection

protectedinherited

Definition at line 103 of file G4VEmAngularDistribution.hh.

Referenced by G4VEmAngularDistribution::G4VEmAngularDistribution(), G4SauterGavrilaAngularDistribution::SampleDirection(), G4PhotoElectricAngularGeneratorSauterGavrila::SampleDirection(), G4PhotoElectricAngularGeneratorPolarized::SampleDirection(), G4ModifiedMephi::SampleDirection(), G4DeltaAngle::SampleDirection(), G4DeltaAngleFreeScat::SampleDirection(), G4DipBustGenerator::SampleDirection(), G4ModifiedTsai::SampleDirection(), G4Generator2BN::SampleDirection(), G4Generator2BS::SampleDirection(), G4PenelopeBremsstrahlungAngular::SampleDirection(), G4RayleighAngularGenerator::SampleDirection(), G4AngleDirect::SampleDirection(), G4DNABornAngle::SampleDirectionForShell(), and SampleDirectionForShell().

fName

G4String G4VEmAngularDistribution::fName

privateinherited

Definition at line 108 of file G4VEmAngularDistribution.hh.

Referenced by G4VEmAngularDistribution::GetName().

fPolarisation

G4bool G4VEmAngularDistribution::fPolarisation

protectedinherited

Definition at line 104 of file G4VEmAngularDistribution.hh.

Referenced by G4VEmAngularDistribution::G4VEmAngularDistribution().

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

• source/processes/electromagnetic/dna/models/include/G4DNARuddAngle.hh
• source/processes/electromagnetic/dna/models/src/G4DNARuddAngle.cc