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G4ChipsKaonPlusElasticXS.hh
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29 // GEANT4 physics class: G4ChipsKaonPlusElasticXS -- header file
30 // M.V. Kossov, ITEP(Moscow), 5-Feb-2010
31 // The last update: M.V. Kossov, CERN/ITEP (Moscow) 5-Feb-2010
32 //
33 // -------------------------------------------------------------------------------
34 // Short description: Interaction cross-sections for the elastic process.
35 // Class extracted from CHIPS and integrated in Geant4 by W.Pokorski
36 // -------------------------------------------------------------------------------
37 //
38 
39 #ifndef G4ChipsKaonPlusElasticXS_h
40 #define G4ChipsKaonPlusElasticXS_h 1
41 
42 #include <vector>
43 #include "Randomize.hh"
45 
47 {
48 public:
49 
50  G4ChipsKaonPlusElasticXS(); // Constructor
51 
53 
54  static const char* Default_Name() {return "ChipsKaonPlusElasticXS";}
55 
56  virtual void CrossSectionDescription(std::ostream&) const;
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  G4double GetExchangeT(G4int tZ, G4int tN, G4int pPDG); // Randomizes -t=Q2 (in IU=MeV^2)
71 
72 private:
74  G4double pP);
75  G4double GetSlope(G4int tZ, G4int tN, G4int pPDG); // Slope of the 1st diff. maximum
76  G4double GetHMaxT(); // Currrent Max(-t=Q2)/2. (in IU=MeV^2)
77 
78 
79  G4double GetPTables(G4double lpP, G4double lPm, G4int PDG, G4int tZ, G4int tN); // newLP
80  G4double GetTabValues(G4double lp, G4int pPDG, G4int tgZ, G4int tgN); // return CS(Si/Bi)
81  G4double GetQ2max(G4int pPDG, G4int tgZ, G4int tgN, G4double pP); // return -t=Q2
82 
83 // Body
84 private:
85  // --- Data formating AMDB (define the precalculated table structure) ---
86  const G4int nPoints;// #of points in the AMDB tables
87  const G4int nLast; // the Last element in the table
88  G4double lPMin; // Min tabulated logarithmic Momentum
89  G4double lPMax; // Max tabulated logarithmic Momentum
90  G4double dlnP; // Log step in the table
91  // ---- Local (for particular pP, pPDG, tZ, tN) -----
92  G4bool onlyCS; // flag to calculate only CS (not S1/B1,S2/B2,S3/B3)
93  G4double lastSIG; // Last calculated cross section
94  G4double lastLP; // Last log(mom_of_the_incident_hadron in GeV)
95  G4double lastTM; // Last t_maximum
96  G4int lastN; // The last N of calculated nucleus
97  G4int lastZ; // The last Z of calculated nucleus
98  G4double lastP; // Last used in the cross section Momentum
99  G4double lastTH; // Last value of the Momentum Threshold
100  G4double lastCS; // Last value of the Cross Section
101  G4int lastI; // The last position in the DAMDB
102  G4double theSS; // The Last squared slope of first diffruction
103  G4double theS1; // The Last mantissa of first diffruction
104  G4double theB1; // The Last slope of first diffruction
105  G4double theS2; // The Last mantissa of second diffruction
106  G4double theB2; // The Last slope of second diffruction
107  G4double theS3; // The Last mantissa of third diffruction
108  G4double theB3; // The Last slope of third diffruction
109  G4double theS4; // The Last mantissa of 4-th diffruction
110  G4double theB4; // The Last slope of 4-th diffruction
111  // ---- Global (AMBD of P-dependent tables for pPDG,tZ,tN) -----
112  G4int lastTZ; // Last atomic number of the target
113  G4int lastTN; // Last number of neutrons of the target
114  G4double lastPIN; // Last initialized max momentum
115  G4double* lastCST; // Last cross-section table
116  G4double* lastPAR; // Last parameters for functional calculation
117  G4double* lastSST; // E-dep of squared slope of the first difruction
118  G4double* lastS1T; // E-dep of mantissa of the first difruction
119  G4double* lastB1T; // E-dep of the slope of the first difruction
120  G4double* lastS2T; // E-dep of mantissa of the second difruction
121  G4double* lastB2T; // E-dep of the slope of theSecond difruction
122  G4double* lastS3T; // E-dep of mantissa of the third difruction
123  G4double* lastB3T; // E-dep of the slope of the third difruction
124  G4double* lastS4T; // E-dep of mantissa of the 4-th difruction
125  G4double* lastB4T; // E-dep of the slope of the 4-th difruction
126 
127  std::vector <G4double*> PAR; // Vector of parameters for functional calculations
128  std::vector <G4double*> CST; // Vector of cross-section table
129  std::vector <G4double*> SST; // Vector of the first squared slope
130  std::vector <G4double*> S1T; // Vector of the first mantissa
131  std::vector <G4double*> B1T; // Vector of the first slope
132  std::vector <G4double*> S2T; // Vector of the secon mantissa
133  std::vector <G4double*> B2T; // Vector of the second slope
134  std::vector <G4double*> S3T; // Vector of the third mantissa
135  std::vector <G4double*> B3T; // Vector of the third slope
136  std::vector <G4double*> S4T; // Vector of the 4-th mantissa (gloria)
137  std::vector <G4double*> B4T; // Vector of the 4-th slope (gloria)
138 
139  std::vector <G4int> colN; // Vector of N for calculated nuclei (isotops)
140  std::vector <G4int> colZ; // Vector of Z for calculated nuclei (isotops)
141  std::vector <G4double> colP; // Vector of last momenta for the reaction
142  std::vector <G4double> colTH; // Vector of energy thresholds for the reaction
143  std::vector <G4double> colCS; // Vector of last cross sections for the reaction
144 
145  std::vector <G4double> PIN; // Vector of max initialized log(P) in the table
146 
147 
148  };
149 #endif
G4double CalculateCrossSection(G4bool CS, G4int F, G4int I, G4int pPDG, G4int Z, G4int N, G4double pP)
virtual G4double GetChipsCrossSection(G4double momentum, G4int Z, G4int N, G4int pdg)
std::vector< G4double * > CST
G4double GetTabValues(G4double lp, G4int pPDG, G4int tgZ, G4int tgN)
std::vector< G4double * > S3T
G4double GetQ2max(G4int pPDG, G4int tgZ, G4int tgN, G4double pP)
Float_t Z
static const char * Default_Name()
virtual G4bool IsIsoApplicable(const G4DynamicParticle *Pt, G4int Z, G4int A, const G4Element *elm, const G4Material *mat)
double G4double
Definition: G4Types.hh:76
bool G4bool
Definition: G4Types.hh:79
**D E S C R I P T I O N
double A(double temperature)
std::vector< G4double * > B4T
Float_t mat
std::vector< G4double * > PAR
std::vector< G4double * > SST
int G4int
Definition: G4Types.hh:78
G4double GetPTables(G4double lpP, G4double lPm, G4int PDG, G4int tZ, G4int tN)
std::vector< G4double * > B1T
G4double GetSlope(G4int tZ, G4int tN, G4int pPDG)
virtual void CrossSectionDescription(std::ostream &) const
std::vector< G4double * > S4T
G4double GetExchangeT(G4int tZ, G4int tN, G4int pPDG)
virtual G4double GetIsoCrossSection(const G4DynamicParticle *, G4int tgZ, G4int A, const G4Isotope *iso=0, const G4Element *elm=0, const G4Material *mat=0)
std::vector< G4double * > B3T
std::vector< G4double * > S2T
std::vector< G4double * > S1T
std::vector< G4double * > B2T