Geant4 11.1.1
Toolkit for the simulation of the passage of particles through matter
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G4PenelopeSamplingData.hh
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25//
26//
27// Author: Luciano Pandola
28//
29// History:
30// -----------
31// 09 Dec 2009 L. Pandola 1st implementation.
32//
33// -------------------------------------------------------------------
34//
35// Class description:
36// This is a container of data that are used for sampling algorithm
37// of Penelope08 Rayleigh scattering
38// -------------------------------------------------------------------
39
40#ifndef G4PENELOPESAMPLINGDATA_HH
41#define G4PENELOPESAMPLINGDATA_HH 1
42
43#include "globals.hh"
44#include "G4DataVector.hh"
45//
46//This is a container of data that are used for sampling algoritm
47//
49{
50public:
51 explicit G4PenelopeSamplingData(G4int npoints=150);
53
54 void AddPoint(G4double x0,G4double pac0,G4double a0,G4double b0,size_t ITTL0,
55 size_t ITTU0);
57 void Clear();
58 void DumpTable();
59
60 G4double GetX(size_t index);
61 G4double GetPAC(size_t index);
62 G4double GetA(size_t index);
63 G4double GetB(size_t index);
64
66
69
70private:
71 G4DataVector* fX; //grid points, in increasing order
72 G4DataVector* fPAC; //value of the cumulative pdf at x_i
73 G4DataVector* fA; // rational inverse cumulative inverse distribution parameters
74 G4DataVector* fB;
75
76 std::vector<size_t> *fITTL; //largest j for which pac(j) < (i-1)/(np-1)
77 std::vector<size_t> *fITTU; //smallest k for which pac(k) > i/(np-1)
78
79 G4int fNP; //number of grid points
80};
81
82#endif
83
const G4double a0
double G4double
Definition: G4Types.hh:83
int G4int
Definition: G4Types.hh:85
G4double GetA(size_t index)
G4PenelopeSamplingData & operator=(const G4PenelopeSamplingData &right)=delete
G4double GetPAC(size_t index)
void AddPoint(G4double x0, G4double pac0, G4double a0, G4double b0, size_t ITTL0, size_t ITTU0)
G4double GetX(size_t index)
G4double SampleValue(G4double rndm)
G4PenelopeSamplingData(const G4PenelopeSamplingData &)=delete
G4double GetB(size_t index)