G4VHadPhaseSpaceAlgorithm Class Reference

#include <G4VHadPhaseSpaceAlgorithm.hh>

Inheritance diagram for G4VHadPhaseSpaceAlgorithm:

Public Member Functions
	G4VHadPhaseSpaceAlgorithm (const G4String &algName, G4int verbose=0)
virtual	~G4VHadPhaseSpaceAlgorithm ()
Public Member Functions inherited from G4VHadDecayAlgorithm
	G4VHadDecayAlgorithm (const G4String &algName, G4int verbose=0)
virtual	~G4VHadDecayAlgorithm ()
void	Generate (G4double initialMass, const std::vector< G4double > &masses, std::vector< G4LorentzVector > &finalState)
virtual void	SetVerboseLevel (G4int verbose)
G4int	GetVerboseLevel () const
const G4String &	GetName () const

Protected Member Functions
virtual void	GenerateTwoBody (G4double initialMass, const std::vector< G4double > &masses, std::vector< G4LorentzVector > &finalState)
G4ThreeVector	UniformVector (G4double mag=1.) const
Protected Member Functions inherited from G4VHadDecayAlgorithm
virtual void	GenerateMultiBody (G4double initialMass, const std::vector< G4double > &masses, std::vector< G4LorentzVector > &finalState)=0
virtual G4bool	IsDecayAllowed (G4double initialMass, const std::vector< G4double > &masses) const
G4double	TwoBodyMomentum (G4double M0, G4double M1, G4double M2) const
G4double	UniformTheta () const
G4double	UniformPhi () const
void	PrintVector (const std::vector< G4double > &v, const G4String &name, std::ostream &os) const

Detailed Description

Definition at line 44 of file G4VHadPhaseSpaceAlgorithm.hh.

Constructor & Destructor Documentation

G4VHadPhaseSpaceAlgorithm::G4VHadPhaseSpaceAlgorithm ( const G4String &  algName, G4int  verbose = 0  )

inline

Definition at line 46 of file G4VHadPhaseSpaceAlgorithm.hh.

    : G4VHadDecayAlgorithm(algName, verbose) {;}

virtual G4VHadPhaseSpaceAlgorithm::~G4VHadPhaseSpaceAlgorithm ( )

inlinevirtual

Definition at line 48 of file G4VHadPhaseSpaceAlgorithm.hh.

{;}

Member Function Documentation

void G4VHadPhaseSpaceAlgorithm::GenerateTwoBody ( G4double  initialMass, const std::vector< G4double > &  masses, std::vector< G4LorentzVector > &  finalState  )

protectedvirtual

Implements G4VHadDecayAlgorithm.

Definition at line 52 of file G4VHadPhaseSpaceAlgorithm.cc.

References G4cout, G4endl, G4VHadDecayAlgorithm::GetVerboseLevel(), G4VHadDecayAlgorithm::TwoBodyMomentum(), and UniformVector().

                                                {
  if (GetVerboseLevel()>1) 
    G4cout << " >>> G4HadDecayGenerator::FillTwoBody" << G4endl;

  // Initialization and sanity check
  finalState.clear();
  if (masses.size() != 2U) return;  // Should not have been called

  // Momentum of final state (energy balance has already been checked)
  G4double p = TwoBodyMomentum(initialMass,masses[0],masses[1]);
  if (GetVerboseLevel()>2) G4cout << " finalState momentum = " << p << G4endl;

  finalState.resize(2);             // Allows filling by index
  finalState[0].setVectM(UniformVector(p), masses[0]);
  finalState[1].setVectM(-finalState[0].vect(), masses[1]);
}

G4ThreeVector G4VHadPhaseSpaceAlgorithm::UniformVector ( G4double  mag = 1. ) const

protected

Definition at line 74 of file G4VHadPhaseSpaceAlgorithm.cc.

References CLHEP::Hep3Vector::setRThetaPhi(), G4VHadDecayAlgorithm::UniformPhi(), G4VHadDecayAlgorithm::UniformTheta(), and test::v.

Referenced by G4HadPhaseSpaceKopylov::GenerateMultiBody(), G4HadPhaseSpaceNBodyAsai::GenerateMultiBody(), and GenerateTwoBody().

                                                                         {
  // FIXME:  Should this be made a static thread-local buffer?
  G4ThreeVector v;
  v.setRThetaPhi(mag, UniformTheta(), UniformPhi());
  return v;
}

---

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

• G4VHadPhaseSpaceAlgorithm.hh
• G4VHadPhaseSpaceAlgorithm.cc