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1 // 1 2 // ******************************************* 3 // * License and Disclaimer 4 // * 5 // * The Geant4 software is copyright of th 6 // * the Geant4 Collaboration. It is provided 7 // * conditions of the Geant4 Software License 8 // * LICENSE and available at http://cern.ch/ 9 // * include a list of copyright holders. 10 // * 11 // * Neither the authors of this software syst 12 // * institutes,nor the agencies providing fin 13 // * work make any representation or warran 14 // * regarding this software system or assum 15 // * use. Please see the license in the file 16 // * for the full disclaimer and the limitatio 17 // * 18 // * This code implementation is the result 19 // * technical work of the GEANT4 collaboratio 20 // * By using, copying, modifying or distri 21 // * any work based on the software) you ag 22 // * use in resulting scientific publicati 23 // * acceptance of all terms of the Geant4 Sof 24 // ******************************************* 25 // 26 // G4Physics2DVector 27 // 28 // Class description: 29 // 30 // A 2-dimentional vector with linear interpol 31 32 // Author: Vladimir Ivanchenko, 25.09.2011 33 // ------------------------------------------- 34 #ifndef G4Physics2DVector_hh 35 #define G4Physics2DVector_hh 1 36 37 #include <fstream> 38 #include <iostream> 39 #include <vector> 40 41 #include "G4PhysicsVectorType.hh" 42 #include "G4ios.hh" 43 #include "globals.hh" 44 45 using G4PV2DDataVector = std::vector<G4double> 46 47 class G4Physics2DVector 48 { 49 public: 50 G4Physics2DVector(); 51 // Vector will be filled via Retrieve method 52 53 explicit G4Physics2DVector(std::size_t nx, s 54 // Vector will be filled via Put methods 55 56 G4Physics2DVector(const G4Physics2DVector&); 57 G4Physics2DVector& operator=(const G4Physics 58 // Copy constructor and assignment operator 59 60 G4bool operator==(const G4Physics2DVector& r 61 G4bool operator!=(const G4Physics2DVector& r 62 63 ~G4Physics2DVector(); 64 // Destructor 65 66 G4double Value(G4double x, G4double y, std:: 67 std::size_t& lastidy) const; 68 G4double Value(G4double x, G4double y) const 69 // Main method to interpolate 2D vector 70 // Consumer class should provide initial val 71 72 inline void PutX(std::size_t idx, G4double v 73 inline void PutY(std::size_t idy, G4double v 74 inline void PutValue(std::size_t idx, std::s 75 void PutVectors(const std::vector<G4double>& 76 const std::vector<G4double>& 77 // Methods to fill vector 78 // Take note that the 'index' starts from '0 79 80 void ScaleVector(G4double factor); 81 // Scale all values of the vector by factor. 82 // This method may be applied for example af 83 // from an external file to convert values i 84 85 G4double FindLinearX(G4double rand, G4double 86 inline G4double FindLinearX(G4double rand, G 87 // Find Y using linear interpolation for Y-v 88 // probability function value of rand should 89 90 inline G4double GetX(std::size_t index) cons 91 inline G4double GetY(std::size_t index) cons 92 inline G4double GetValue(std::size_t idx, st 93 // Returns simply the values of the vector b 94 // of the energy vector. The boundary check 95 96 inline std::size_t FindBinLocationX(const G4 97 const st 98 inline std::size_t FindBinLocationY(const G4 99 const st 100 // Find the bin# in which theEnergy belongs. 101 102 inline std::size_t GetLengthX() const; 103 inline std::size_t GetLengthY() const; 104 // Get the lengths of the vector 105 106 inline G4PhysicsVectorType GetType() const; 107 // Get physics vector type 108 109 inline void SetBicubicInterpolation(G4bool); 110 // Activate/deactivate bicubic interpolation 111 112 void Store(std::ofstream& fOut) const; 113 G4bool Retrieve(std::ifstream& fIn); 114 // To store/retrieve persistent data to/from 115 116 inline void SetVerboseLevel(G4int value); 117 118 protected: 119 void PrepareVectors(); 120 121 void ClearVectors(); 122 123 void CopyData(const G4Physics2DVector& vec); 124 125 G4double BicubicInterpolation(const G4double 126 const std::siz 127 const std::siz 128 // Bicubic interpolation of 2D vector 129 130 inline std::size_t FindBin(const G4double z, 131 const std::size_t 132 const std::size_t 133 134 private: 135 G4double InterpolateLinearX(G4PV2DDataVector 136 137 inline G4double DerivativeX(std::size_t idx, 138 G4double fac) co 139 inline G4double DerivativeY(std::size_t idx, 140 G4double fac) co 141 inline G4double DerivativeXY(std::size_t idx 142 G4double fac) c 143 // computation of derivatives 144 145 G4PhysicsVectorType type = T_G4PhysicsFreeVe 146 // The type of PhysicsVector (enumerator) 147 148 std::size_t numberOfXNodes = 0; 149 std::size_t numberOfYNodes = 0; 150 151 G4PV2DDataVector xVector; 152 G4PV2DDataVector yVector; 153 std::vector<G4PV2DDataVector*> value; 154 155 G4int verboseLevel = 0; 156 G4bool useBicubic = false; 157 }; 158 159 #include "G4Physics2DVector.icc" 160 161 #endif 162