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G4ChipsPionMinusInelasticXS.hh
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27 // GEANT4 tag $Name: not supported by cvs2svn $
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29 //
30 // GEANT4 physics class: G4ChipsPionMinusInelasticXS -- header file
31 // Created: M.V. Kossov, CERN/ITEP(Moscow), 20-Dec-01
32 // The last update: M.V. Kossov, CERN/ITEP (Moscow) 17-May-02
33 //
34 // -------------------------------------------------------------------------------------
35 // Short description: Cross-sections extracted (by W.Pokorski) from the CHIPS package for
36 // pion interactions. Original author: M. Kossov
37 // -------------------------------------------------------------------------------------
38 //
39 
40 #ifndef G4ChipsPionMinusInelasticXS_h
41 #define G4ChipsPionMinusInelasticXS_h 1
42 
43 #include "G4ParticleTable.hh"
44 #include "G4NucleiProperties.hh"
45 #include <vector>
47 
49 {
50 public:
51 
53 
55 
56  static const char* Default_Name() {return "ChipsPionMinusInelasticXS";}
57 
58  virtual G4bool IsIsoApplicable(const G4DynamicParticle* Pt, G4int Z, G4int A,
59  const G4Element* elm,
60  const G4Material* mat );
61 
62  // At present momentum (pMom) in MeV/c, CS in mb (@@ Units)
64  const G4Isotope* iso = 0,
65  const G4Element* elm = 0,
66  const G4Material* mat = 0);
67 
68  virtual G4double GetChipsCrossSection(G4double momentum, G4int Z, G4int N, G4int pdg);
69 
70 private:
71  G4double CalculateCrossSection(G4int F, G4int I, G4int PDG, G4int Z,
72  G4int N, G4double Momentum);
73 
74  G4int GetFunctions(G4int tZ, G4int tN, G4double* y, G4double* z); // y&z=ArrayPointers //Uzhi
75  G4double CrossSectionLin(G4int targZ, G4int targN, G4double P);
76  G4double CrossSectionLog(G4int targZ, G4int targN, G4double lP);
77  G4double CrossSectionFormula(G4int targZ, G4int targN, G4double P, G4double lP);
78  G4double ThresholdMomentum(G4int targZ, G4int targN); // Threshold of pA reaction (MeV/c) // Uzhi
79  G4double EquLinearFit(G4double X, G4int N, G4double X0, G4double DX, G4double* Y);
80 // Body
81 private:
82  G4double lastSig; // Last value of the Cross Section
83  G4double* lastLEN; // Pointer to the last array of LowEnergy cross sections
84  G4double* lastHEN; // Pointer to the last array of HighEnergy cross sections
85  G4double lastE; // Last used in the cross section Energy
86  G4int lastPDG; // The last projectile PDG
87  G4int lastN; // The last N of calculated nucleus
88  G4int lastZ; // The last Z of calculated nucleus
89  G4double lastP; // Last used in the cross section Momentum
90  G4double lastTH; // Last value of the Momentum Threshold
91  G4double lastCS; // Last value of the Cross Section
92  G4int lastI; // The last position in the DAMDB
93  std::vector<G4double*>* LEN; // Vector of pointers to LowEnProtonCrossSection
94  std::vector<G4double*>* HEN; // Vector of pointers to HighEnProtonCrossSection
95 };
96 
97 #endif