Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/processes/electromagnetic/adjoint/include/G4AdjointInterpolator.hh

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 25 //
 26 ////////////////////////////////////////////////////////////////////////////////
 27 //  Class:    G4AdjointInterpolator
 28 //  Author:         L. Desorgher
 29 //  Organisation:   SpaceIT GmbH
 30 //
 31 //  Used by  G4AdjointCSManager for interpolation purpose.
 32 ////////////////////////////////////////////////////////////////////////////////
 33 
 34 #ifndef G4AdjointInterpolator_h
 35 #define G4AdjointInterpolator_h 1
 36 
 37 #include "globals.hh"
 38 
 39 #include <vector>
 40 
 41 class G4AdjointInterpolator
 42 {
 43  public:
 44   static G4AdjointInterpolator* GetAdjointInterpolator();
 45   static G4AdjointInterpolator* GetInstance();
 46 
 47   ~G4AdjointInterpolator();
 48 
 49   // Caution: everywhere it is considered that x_vec increases monotically
 50 
 51   G4double LinearInterpolation(G4double& x, G4double& x1, G4double& x2,
 52                                G4double& y1, G4double& y2);
 53 
 54   G4double LogarithmicInterpolation(G4double& x, G4double& x1, G4double& x2,
 55                                     G4double& y1, G4double& y2);
 56 
 57   G4double ExponentialInterpolation(G4double& x, G4double& x1, G4double& x2,
 58                                     G4double& y1, G4double& y2);
 59 
 60   G4double Interpolation(G4double& x, G4double& x1, G4double& x2, G4double& y1,
 61                          G4double& y2, const G4String& InterPolMethod = "Log");
 62 
 63   std::size_t FindPosition(G4double& x, std::vector<G4double>& x_vec,
 64                       std::size_t ind_min = 0, std::size_t ind_max = 0);
 65 
 66   std::size_t FindPositionForLogVector(G4double& x, std::vector<G4double>& x_vec);
 67 
 68   // xvec should monotically increase
 69   G4double Interpolate(G4double& x, std::vector<G4double>& x_vec,
 70                        std::vector<G4double>& y_vec,
 71                        const G4String& InterPolMethod = "Log");
 72 
 73   G4double InterpolateWithIndexVector(
 74     G4double& x, std::vector<G4double>& x_vec, std::vector<G4double>& y_vec,
 75     std::vector<std::size_t>& index_vec, G4double x0,
 76     G4double dx);  // xvec should monotically increase
 77 
 78   G4double InterpolateForLogVector(G4double& x, std::vector<G4double>& x_vec,
 79                                    std::vector<G4double>& y_vec);
 80 
 81   G4AdjointInterpolator(G4AdjointInterpolator&) = delete;
 82   G4AdjointInterpolator& operator=(const G4AdjointInterpolator& right) = delete;
 83 
 84  private:
 85   G4AdjointInterpolator();
 86 
 87   static G4ThreadLocal G4AdjointInterpolator* fInstance;
 88 };
 89 #endif
 90