G4LEPTSVibExcitationModel.cc

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#include "G4LEPTSVibExcitationModel.hh"


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G4LEPTSVibExcitationModel::G4LEPTSVibExcitationModel(const G4String& modelName) 
  : G4VLEPTSModel( modelName )
{
  theXSType = XSVibration;
} 


G4LEPTSVibExcitationModel::~G4LEPTSVibExcitationModel() {
}


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void G4LEPTSVibExcitationModel::Initialise(const G4ParticleDefinition* aParticle, 
                          const G4DataVector&)
{
  Init();
  BuildPhysicsTable( *aParticle );

  fParticleChangeForGamma = GetParticleChangeForGamma();

}


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G4double G4LEPTSVibExcitationModel::CrossSectionPerVolume(const G4Material* mate,
                                         const G4ParticleDefinition* aParticle,
                                         G4double kineticEnergy,
                                         G4double,
                                         G4double)
{
  return 1./GetMeanFreePath( mate, aParticle, kineticEnergy );

}


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void G4LEPTSVibExcitationModel::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();

  Edep = 0.25*CLHEP::eV;
  Energylost = Edep;

  const G4Material* aMaterial = mateCuts->GetMaterial();
  G4ThreeVector P1Dir = SampleNewDirection(aMaterial, P0Dir, P0KinEn/CLHEP::eV, Energylost/CLHEP::eV);
  G4double P1KinEn = P0KinEn - Edep;

  fParticleChangeForGamma->ProposeMomentumDirection( P1Dir);
  fParticleChangeForGamma->SetProposedKineticEnergy( P1KinEn);
  fParticleChangeForGamma->ProposeLocalEnergyDeposit( Edep);
 
 }