#include <G4SemiLogInterpolation.hh>
Inheritance diagram for G4SemiLogInterpolation:
Public Member Functions | |
G4SemiLogInterpolation () | |
~G4SemiLogInterpolation () | |
G4double | Calculate (G4double point, G4int bin, const G4DataVector &energies, const G4DataVector &data) const |
G4double | Calculate (G4double point, G4int bin, const G4DataVector &energies, const G4DataVector &data, const G4DataVector &log_energies, const G4DataVector &log_data) const |
virtual G4VDataSetAlgorithm * | Clone () const |
Definition at line 53 of file G4SemiLogInterpolation.hh.
G4SemiLogInterpolation::G4SemiLogInterpolation | ( | ) |
G4SemiLogInterpolation::~G4SemiLogInterpolation | ( | ) |
G4double G4SemiLogInterpolation::Calculate | ( | G4double | point, | |
G4int | bin, | |||
const G4DataVector & | energies, | |||
const G4DataVector & | data, | |||
const G4DataVector & | log_energies, | |||
const G4DataVector & | log_data | |||
) | const [virtual] |
Implements G4VDataSetAlgorithm.
Definition at line 80 of file G4SemiLogInterpolation.cc.
00085 { 00086 //A combination of logarithmic interpolation on energy set and 00087 //linear Interpolation on data set 00088 //G4cout << "G4SemiLogInterpolation is performed (4 arguments)" << G4endl; 00089 G4int nBins = data.size() - 1; 00090 G4double value = 0.; 00091 G4double log_x = std::log10(x); 00092 if (x < points[0]) 00093 { 00094 value = 0.; 00095 } 00096 else if (bin < nBins) 00097 { 00098 G4double e1 = points[bin]; 00099 G4double e2 = points[bin+1]; 00100 G4double d1 = data[bin]; 00101 G4double d2 = data[bin+1]; 00102 G4double log_e1 = log_points[bin]; 00103 G4double log_e2 = log_points[bin+1]; 00104 //G4double log_d1 = log_data[bin]; 00105 //G4double log_d2 = log_data[bin+1]; 00106 //G4cout << "x = " << x << " , log_x = " << log_x << " , bin = " << bin << G4endl; 00107 //G4cout << "e1 = " << e1 << " , d1 = " << d1 << G4endl; 00108 //G4cout << "e2 = " << e2 << " , d2 = " << d2 << G4endl; 00109 // Values log_e1 and log_e2 are the log values of the corresponding 00110 // original energy actual values. Original d1 and d2 values are used. 00111 // Simple linear interpolation performed on loagarithmic data 00112 // should be equivalent to semi log-log interpolation 00113 if (e1 == 0.0) log_e1 = -300; 00114 if (e2 == 0.0) log_e2 = -300; 00115 value = d1 + (d2 - d1)*(log_x - log_e1)/(log_e2 - log_e1); 00116 //G4cout << "G4SemiLogInterpolation - Final Interpolated Value: " << value << G4endl << G4endl; 00117 } 00118 else 00119 { 00120 value = data[nBins]; 00121 } 00122 return value; 00123 }
G4double G4SemiLogInterpolation::Calculate | ( | G4double | point, | |
G4int | bin, | |||
const G4DataVector & | energies, | |||
const G4DataVector & | data | |||
) | const [virtual] |
Implements G4VDataSetAlgorithm.
Definition at line 54 of file G4SemiLogInterpolation.cc.
00057 { 00058 //G4cout << "G4SemiLogInterpolation is performed(2 arguments) " << G4endl; 00059 G4int nBins = data.size() - 1; 00060 G4double value = 0.; 00061 if (x < points[0]) 00062 { 00063 value = 0.; 00064 } 00065 else if (bin < nBins) 00066 { 00067 G4double e1 = points[bin]; 00068 G4double e2 = points[bin+1]; 00069 G4double d1 = data[bin]; 00070 G4double d2 = data[bin+1]; 00071 value = (d1*std::log10(e2/x) + d2*std::log10(x/e1)) / std::log10(e2/e1); 00072 } 00073 else 00074 { 00075 value = data[nBins]; 00076 } 00077 return value; 00078 }
G4VDataSetAlgorithm * G4SemiLogInterpolation::Clone | ( | ) | const [virtual] |
Implements G4VDataSetAlgorithm.
Definition at line 50 of file G4SemiLogInterpolation.cc.
00051 { return new G4SemiLogInterpolation; }