G4LEPTSPositroniumModel.cc

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#include "G4LEPTSPositroniumModel.hh"


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G4LEPTSPositroniumModel::G4LEPTSPositroniumModel(const G4String& modelName) 
  : G4VLEPTSModel( modelName )
{
  theXSType = XSPositronium;
} 


G4LEPTSPositroniumModel::~G4LEPTSPositroniumModel() {
}


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void G4LEPTSPositroniumModel::Initialise(const G4ParticleDefinition* aParticle, 
                          const G4DataVector&)
{
  Init();
  BuildPhysicsTable( *aParticle );

  fParticleChangeForGamma = GetParticleChangeForGamma();

}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
G4double G4LEPTSPositroniumModel::CrossSectionPerVolume(const G4Material* mate,
                                         const G4ParticleDefinition* aParticle,
                                         G4double kineticEnergy,
                                         G4double,
                                         G4double)
{
  return 1./GetMeanFreePath( mate, aParticle, kineticEnergy );

}


//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
void G4LEPTSPositroniumModel::SampleSecondaries(std::vector<G4DynamicParticle*>* ,
                                 const G4MaterialCutsCouple* mateCuts,
                                 const G4DynamicParticle* aDynamicParticle,
                                 G4double,
                                 G4double)
{
  G4double P0KinEn = aDynamicParticle->GetKineticEnergy();

  G4double Edep=0;
  G4double Energylost=0;
  G4ThreeVector P0Dir = aDynamicParticle->GetMomentumDirection();

  Energylost = P0KinEn;
  const G4Material* aMaterial = mateCuts->GetMaterial();
  G4ThreeVector P1Dir = SampleNewDirection(aMaterial, P0Dir, P0KinEn/CLHEP::eV, Energylost/CLHEP::eV);
  Edep = P0KinEn;
  fParticleChangeForGamma->SetProposedKineticEnergy(0.);
  fParticleChangeForGamma->ProposeLocalEnergyDeposit (Edep);
  fParticleChangeForGamma->ProposeTrackStatus( fStopAndKill);
 
}