Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/processes/hadronic/models/pre_equilibrium/exciton_model/include/G4HETCFragment.hh

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 25 //
 26 //
 27 // by V. Lara
 28 //
 29 // Modified:  
 30 // 20.08.2010 V.Ivanchenko added G4Pow and G4PreCompoundParameters pointers
 31 //                         use int Z and A and cleanup
 32 
 33 #ifndef G4HETCFragment_h
 34 #define G4HETCFragment_h 1
 35 
 36 #include "G4VPreCompoundFragment.hh"
 37 #include "Randomize.hh"
 38 
 39 class G4HETCFragment : public G4VPreCompoundFragment
 40 {
 41 public:  
 42 
 43   G4HETCFragment(const G4ParticleDefinition*, G4VCoulombBarrier* p = nullptr);
 44   
 45   ~G4HETCFragment() override = default;
 46 
 47   G4double CalcEmissionProbability(const G4Fragment& aFragment) override;
 48 
 49   G4HETCFragment(const G4HETCFragment &right) = delete;
 50   const G4HETCFragment& operator = (const G4HETCFragment &right) = delete;  
 51   G4bool operator==(const G4HETCFragment &right) const = delete;
 52   G4bool operator!=(const G4HETCFragment &right) const = delete;
 53 
 54 protected:
 55 
 56   virtual G4double K(const G4Fragment& aFragment) const = 0;
 57   virtual G4double GetSpinFactor() const = 0;
 58 
 59   inline G4double BetaRand(G4int N, G4int L) const;
 60   
 61 private:
 62 
 63   // This method performs integration for probability function over 
 64   // fragment kinetic energy
 65   G4double IntegrateEmissionProbability(G4double Low, G4double Up, 
 66           const G4Fragment&); 
 67 
 68   G4double r2norm;
 69 };
 70 
 71 inline G4double G4HETCFragment::BetaRand(G4int N, G4int L) const
 72 {
 73   G4double Y1 = G4RandGamma::shoot(N,1);
 74   G4double Y2 = G4RandGamma::shoot(L,1);
 75   
 76   return Y1/(Y1+Y2);
 77 }
 78 
 79 #endif
 80