#include <G4LinLogInterpolation.hh>
Inheritance diagram for G4LinLogInterpolation:
Public Member Functions | |
| G4LinLogInterpolation () | |
| ~G4LinLogInterpolation () | |
| 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 50 of file G4LinLogInterpolation.hh.
| G4LinLogInterpolation::G4LinLogInterpolation | ( | ) |
| G4LinLogInterpolation::~G4LinLogInterpolation | ( | ) |
| G4double G4LinLogInterpolation::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 76 of file G4LinLogInterpolation.cc.
00081 { 00082 //G4cout << "G4LinLogInterpolation is performed on dataset (4 arguments) " << G4endl; 00083 G4int nBins = data.size() - 1; 00084 G4double value = 0.; 00085 //G4double log_x = std::log10(x); 00086 if (x < points[0]) 00087 { 00088 value = 0.; 00089 } 00090 else if (bin < nBins) 00091 { 00092 G4double e1 = points[bin]; 00093 G4double e2 = points[bin+1]; 00094 G4double d1 = data[bin]; 00095 G4double d2 = data[bin+1]; 00096 //G4double log_e1 = log_points[bin]; 00097 //G4double log_e2 = log_points[bin+1]; 00098 G4double log_d1 = log_data[bin]; 00099 G4double log_d2 = log_data[bin+1]; 00100 if (d1 > 0.0 && d2 > 0.0) 00101 { 00102 // Values e1, e2, d1 and d2 are the log values of the corresponding 00103 // original energy and data values. Simple linear interpolation performed 00104 // on loagarithmic data should be equivalent to log-log interpolation 00105 //value = log_d1 + (log_d2 - log_d1)*(log_x - log_e1)/(log_e2 - log_e1); 00106 value = std::exp(log_d1 + (log_d2 - log_d1)*(x - e1)/(e2 - e1)); 00107 } 00108 else 00109 { 00110 if (d1 == 0.0) log_d1 = -300; 00111 if (d2 == 0.0) log_d2 = -300; 00112 value = std::exp(log_d1 + (log_d2 - log_d1)*(x - e1)/(e2 - e1)); 00113 } 00114 } 00115 else 00116 { 00117 value = data[nBins]; 00118 } 00119 return value; 00120 }
| G4double G4LinLogInterpolation::Calculate | ( | G4double | point, | |
| G4int | bin, | |||
| const G4DataVector & | energies, | |||
| const G4DataVector & | data | |||
| ) | const [virtual] |
Implements G4VDataSetAlgorithm.
Definition at line 50 of file G4LinLogInterpolation.cc.
00053 { 00054 //G4cout << "G4LinLogInterpolation is performed on dataset (2 arguments) " << G4endl; 00055 G4int nBins = data.size() - 1; 00056 G4double value = 0.; 00057 if (x < points[0]) 00058 { 00059 value = 0.; 00060 } 00061 else if (bin < nBins) 00062 { 00063 G4double e1 = points[bin]; 00064 G4double e2 = points[bin+1]; 00065 G4double d1 = std::log(data[bin]); 00066 G4double d2 = std::log(data[bin+1]); 00067 value = std::exp(d1 + (d2 - d1)*(x - e1)/ (e2 - e1)); 00068 } 00069 else 00070 { 00071 value = data[nBins]; 00072 } 00073 return value; 00074 }
| virtual G4VDataSetAlgorithm* G4LinLogInterpolation::Clone | ( | ) | const [inline, virtual] |
Implements G4VDataSetAlgorithm.
Definition at line 68 of file G4LinLogInterpolation.hh.
00068 { return new G4LinLogInterpolation; }
1.4.7