Geant4_10
G4NeutronHPPolynomExpansion.hh
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28 #ifndef G4NeutronHPPolynomExpansion_h
29 #define G4NeutronHPPolynomExpansion_h 1
30 
31 #include <fstream>
33 
34 #include "globals.hh"
35 #include "G4ios.hh"
36 
38 {
39  public:
41  {
42  theCoeff = 0;
43  nPoly=0;
44  }
46  {
47  if(theCoeff!=0) delete [] theCoeff;
48  }
49 
50  inline void Init(std::istream & theData)
51  {
52  theData >> nPoly;
53  theCoeff = new G4double[nPoly];
54  G4int i;
55  for(i=0;i<nPoly;i++)
56  {
57  theData >> theCoeff[i];
58  }
59  }
60 
61  inline G4double GetValue(G4double anEnergy)
62  {
63  G4int i;
64  G4double result=0;
65  G4double base = anEnergy/CLHEP::eV;
66  G4double running = 1;
67  for(i=0; i<nPoly; i++)
68  {
69  result+=theCoeff[i]*running;
70  running *= base;
71  }
72  return result;
73  }
74  private:
75 
76  G4int nPoly;
77  G4double * theCoeff;
78 };
79 
80 #endif
void Init(std::istream &theData)
G4double GetValue(G4double anEnergy)
G4double G4NeutronHPJENDLHEData::G4double result
int G4int
Definition: G4Types.hh:78
const XML_Char int const XML_Char int const XML_Char * base
Definition: expat.h:331
double G4double
Definition: G4Types.hh:76