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Geant4/global/management/include/G4PhysicsVector.hh

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Differences between /global/management/include/G4PhysicsVector.hh (Version 11.3.0) and /global/management/include/G4PhysicsVector.hh (Version 11.0.p1)


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 25 //                                                 25 //
 26 // G4PhysicsVector                                 26 // G4PhysicsVector
 27 //                                                 27 //
 28 // Class description:                              28 // Class description:
 29 //                                                 29 //
 30 // A physics vector which has values of energy     30 // A physics vector which has values of energy-loss, cross-section,
 31 // and other physics values of a particle in m     31 // and other physics values of a particle in matter in a given
 32 // range of energy, momentum, etc.                 32 // range of energy, momentum, etc.
 33 // This class serves as the base class for a v     33 // This class serves as the base class for a vector having various
 34 // energy scale, for example like 'log', 'line     34 // energy scale, for example like 'log', 'linear', 'free', etc.
 35                                                    35 
 36 // Authors:                                        36 // Authors:
 37 // - 02 Dec. 1995, G.Cosmo: Structure created      37 // - 02 Dec. 1995, G.Cosmo: Structure created based on object model
 38 // - 03 Mar. 1996, K.Amako: Implemented the 1s     38 // - 03 Mar. 1996, K.Amako: Implemented the 1st version
 39 // Revisions:                                      39 // Revisions:
 40 // - 11 Nov. 2000, H.Kurashige: Use STL vector     40 // - 11 Nov. 2000, H.Kurashige: Use STL vector for dataVector and binVector
 41 // -------------------------------------------     41 // --------------------------------------------------------------------
 42 #ifndef G4PhysicsVector_hh                         42 #ifndef G4PhysicsVector_hh
 43 #define G4PhysicsVector_hh 1                       43 #define G4PhysicsVector_hh 1
 44                                                    44 
 45 #include <fstream>                                 45 #include <fstream>
 46 #include <iostream>                                46 #include <iostream>
 47 #include <vector>                                  47 #include <vector>
 48                                                    48 
 49 #include "G4Log.hh"                                49 #include "G4Log.hh"
 50 #include "G4PhysicsVectorType.hh"                  50 #include "G4PhysicsVectorType.hh"
 51 #include "G4ios.hh"                                51 #include "G4ios.hh"
 52 #include "globals.hh"                              52 #include "globals.hh"
 53                                                    53 
 54 class G4PhysicsVector                              54 class G4PhysicsVector
 55 {                                                  55 {
 56 public:                                            56 public:
 57   // Default constructor - vector will be fill     57   // Default constructor - vector will be filled via Retrieve() method
 58   // Free vector may be filled via InsertValue     58   // Free vector may be filled via InsertValue(..) method
 59   explicit G4PhysicsVector(G4bool spline = fal     59   explicit G4PhysicsVector(G4bool spline = false);
 60                                                    60 
 61   // Copy constructor and assignment operator      61   // Copy constructor and assignment operator
 62   G4PhysicsVector(const G4PhysicsVector&) = de     62   G4PhysicsVector(const G4PhysicsVector&) = default;
 63   G4PhysicsVector& operator=(const G4PhysicsVe     63   G4PhysicsVector& operator=(const G4PhysicsVector&) = default;
 64                                                    64 
 65   // not used operators                            65   // not used operators
 66   G4PhysicsVector(const G4PhysicsVector&&) = d     66   G4PhysicsVector(const G4PhysicsVector&&) = delete;
 67   G4PhysicsVector& operator=(const G4PhysicsVe     67   G4PhysicsVector& operator=(const G4PhysicsVector&&) = delete;
 68   G4bool operator==(const G4PhysicsVector& rig     68   G4bool operator==(const G4PhysicsVector& right) const = delete;
 69   G4bool operator!=(const G4PhysicsVector& rig     69   G4bool operator!=(const G4PhysicsVector& right) const = delete;
 70                                                    70 
 71   virtual ~G4PhysicsVector() = default;            71   virtual ~G4PhysicsVector() = default;
 72                                                    72 
 73   // Get the cross-section/energy-loss value c     73   // Get the cross-section/energy-loss value corresponding to the
 74   // given energy. An appropriate interpolatio     74   // given energy. An appropriate interpolation is used to calculate
 75   // the value. Consumer code gets changed ind     75   // the value. Consumer code gets changed index and may reuse it
 76   // for the next call to save CPU for bin loc     76   // for the next call to save CPU for bin location.
 77   inline G4double Value(const G4double energy,     77   inline G4double Value(const G4double energy, std::size_t& lastidx) const;
 78                                                    78 
 79   // Get the cross-section/energy-loss value c     79   // Get the cross-section/energy-loss value corresponding to the
 80   // given energy. An appropriate interpolatio     80   // given energy. An appropriate interpolation is used to calculate
 81   // the value. This method should be used if      81   // the value. This method should be used if bin location cannot be 
 82   // kept in the user code.                        82   // kept in the user code.
 83   inline G4double Value(const G4double energy)     83   inline G4double Value(const G4double energy) const;
 84                                                    84 
 85   // Obsolete method to get value, 'isOutRange     85   // Obsolete method to get value, 'isOutRange' is not used anymore.
 86   // This method is kept for the compatibility     86   // This method is kept for the compatibility reason
 87   inline G4double GetValue(const G4double ener     87   inline G4double GetValue(const G4double energy, G4bool& isOutRange) const;
 88                                                    88 
 89   // Same as the Value() method above but spec     89   // Same as the Value() method above but specialised for log-vector type.
 90   // Note, unlike the general Value() method a     90   // Note, unlike the general Value() method above, this method will work
 91   // properly only for G4PhysicsLogVector.         91   // properly only for G4PhysicsLogVector.
 92   inline G4double LogVectorValue(const G4doubl     92   inline G4double LogVectorValue(const G4double energy,
 93                                  const G4doubl     93                                  const G4double theLogEnergy) const;
 94                                                    94 
 95   // Same as the Value() method above but spec << 
 96   // with logarithmic seach of bin number      << 
 97   inline G4double LogFreeVectorValue(const G4d << 
 98                                      const G4d << 
 99                                                << 
100   // Returns the value for the specified index     95   // Returns the value for the specified index of the dataVector
101   // The boundary check will not be done           96   // The boundary check will not be done
102   inline G4double operator[](const std::size_t     97   inline G4double operator[](const std::size_t index) const;
103   inline G4double operator()(const std::size_t     98   inline G4double operator()(const std::size_t index) const;
104                                                    99 
105   // Put data into the vector at 'index' posit    100   // Put data into the vector at 'index' position.
106   // Take note that the 'index' starts from '0    101   // Take note that the 'index' starts from '0'.
107   // It is assumed that energies are already f    102   // It is assumed that energies are already filled.
108   inline void PutValue(const std::size_t index    103   inline void PutValue(const std::size_t index, const G4double value);
109                                                   104 
110   // Returns the value in the energy specified    105   // Returns the value in the energy specified by 'index'
111   // of the energy vector. The boundary check     106   // of the energy vector. The boundary check will not be done.
112   // Use this when compute cross-section, dEdx    107   // Use this when compute cross-section, dEdx, or other value
113   // before filling the vector by PutValue().     108   // before filling the vector by PutValue().
114   inline G4double Energy(const std::size_t ind    109   inline G4double Energy(const std::size_t index) const;
115   inline G4double GetLowEdgeEnergy(const std::    110   inline G4double GetLowEdgeEnergy(const std::size_t index) const;
116                                                   111 
117   // Returns the energy of the first and the l    112   // Returns the energy of the first and the last point of the vector.
118   inline G4double GetMinEnergy() const;           113   inline G4double GetMinEnergy() const;
119   inline G4double GetMaxEnergy() const;           114   inline G4double GetMaxEnergy() const;
120                                                   115 
121   // Returns the data of the first and the las    116   // Returns the data of the first and the last point of the vector.
122   // If the vector is empty returns zeros.        117   // If the vector is empty returns zeros.
123   inline G4double GetMinValue() const;            118   inline G4double GetMinValue() const;
124   inline G4double GetMaxValue() const;            119   inline G4double GetMaxValue() const;
125                                                   120 
126   // Get the total length of the vector           121   // Get the total length of the vector
127   inline std::size_t GetVectorLength() const;     122   inline std::size_t GetVectorLength() const;
128                                                   123 
129   // Computes the lower index the energy bin i    124   // Computes the lower index the energy bin in case of log-vector i.e.
130   // in case of vectors with equal bin widths     125   // in case of vectors with equal bin widths on log-scale
131   // Note, that no check on the boundary is pe    126   // Note, that no check on the boundary is performed
132   inline std::size_t ComputeLogVectorBin(const    127   inline std::size_t ComputeLogVectorBin(const G4double logenergy) const;
133                                                   128 
134   // Get physics vector type.                     129   // Get physics vector type.
135   inline G4PhysicsVectorType GetType() const;     130   inline G4PhysicsVectorType GetType() const;
136                                                   131 
137   // True if using spline interpolation.          132   // True if using spline interpolation.
138   inline G4bool GetSpline() const;                133   inline G4bool GetSpline() const;
139                                                   134 
140   // Define verbosity level.                      135   // Define verbosity level.
141   inline void SetVerboseLevel(G4int value);       136   inline void SetVerboseLevel(G4int value);
142                                                   137 
143   // Find energy using linear interpolation fo    138   // Find energy using linear interpolation for vector
144   // filled by cumulative probability function    139   // filled by cumulative probability function.
145   // Assuming that vector is already filled.      140   // Assuming that vector is already filled.
146   inline G4double FindLinearEnergy(const G4dou    141   inline G4double FindLinearEnergy(const G4double rand) const;
147                                                   142 
148   // Find low edge index of a bin for given en    143   // Find low edge index of a bin for given energy.
149   // Min value 0, max value idxmax.               144   // Min value 0, max value idxmax.
150   std::size_t FindBin(const G4double energy, s    145   std::size_t FindBin(const G4double energy, std::size_t idx) const;
151                                                   146 
152   // Scale all values of the vector by factorV    147   // Scale all values of the vector by factorV, energies by vectorE.
153   // AFter this method FillSecondDerivatives(.    148   // AFter this method FillSecondDerivatives(...) should be called. 
154   // This method may be applied for example af    149   // This method may be applied for example after retrieving a vector 
155   // from an external file to convert values i    150   // from an external file to convert values into Geant4 units.
156   void ScaleVector(const G4double factorE, con    151   void ScaleVector(const G4double factorE, const G4double factorV);
157                                                   152 
158   // This method should be called when the vec    153   // This method should be called when the vector is fully filled 
159   // There are 3 types of second derivative co    154   // There are 3 types of second derivative computations:
160   //    fSplineSimple -     2d derivative cont    155   //    fSplineSimple -     2d derivative continues
161   //    fSplineBase -       3d derivative cont    156   //    fSplineBase -       3d derivative continues (the default)
162   //    fSplineFixedEdges - 3d derivatives con    157   //    fSplineFixedEdges - 3d derivatives continues, 1st and last 
163   //                        derivatives are fi    158   //                        derivatives are fixed  
164   void FillSecondDerivatives(const G4SplineTyp    159   void FillSecondDerivatives(const G4SplineType = G4SplineType::Base,
165                              const G4double di    160                              const G4double dir1 = 0.0,
166                              const G4double di    161                              const G4double dir2 = 0.0);
167                                                   162 
168   // This method can be applied if both energy    163   // This method can be applied if both energy and data values 
169   // grow monotonically, for example, if in th    164   // grow monotonically, for example, if in this vector a 
170   // cumulative probability density function i    165   // cumulative probability density function is stored. 
171   G4double GetEnergy(const G4double value) con    166   G4double GetEnergy(const G4double value) const;
172                                                   167 
173   // To store/retrieve persistent data to/from    168   // To store/retrieve persistent data to/from file streams.
174   G4bool Store(std::ofstream& fOut, G4bool asc    169   G4bool Store(std::ofstream& fOut, G4bool ascii = false) const;
175   G4bool Retrieve(std::ifstream& fIn, G4bool a    170   G4bool Retrieve(std::ifstream& fIn, G4bool ascii = false);
176                                                   171 
177   // Print vector                                 172   // Print vector
178   friend std::ostream& operator<<(std::ostream    173   friend std::ostream& operator<<(std::ostream&, const G4PhysicsVector&);
179   void DumpValues(G4double unitE = 1.0, G4doub    174   void DumpValues(G4double unitE = 1.0, G4double unitV = 1.0) const;
180                                                   175 
181 protected:                                        176 protected:
182                                                   177 
183   // The default implements a free vector init    178   // The default implements a free vector initialisation.
184   virtual void Initialise();                      179   virtual void Initialise();
185                                                   180 
186   void PrintPutValueError(std::size_t index, G    181   void PrintPutValueError(std::size_t index, G4double value, 
187                           const G4String& text    182                           const G4String& text);
188                                                   183 
189 private:                                          184 private:
190                                                   185 
191   void ComputeSecDerivative0();                   186   void ComputeSecDerivative0();
192   void ComputeSecDerivative1();                   187   void ComputeSecDerivative1();
193   void ComputeSecDerivative2(const G4double fi    188   void ComputeSecDerivative2(const G4double firstPointDerivative,
194                              const G4double en    189                              const G4double endPointDerivative);
195   // Internal methods for computing of spline     190   // Internal methods for computing of spline coeffitients
196                                                   191 
197   // Linear or spline interpolation.              192   // Linear or spline interpolation.
198   inline G4double Interpolation(const std::siz    193   inline G4double Interpolation(const std::size_t idx,
199                                 const G4double    194                                 const G4double energy) const;
200                                                   195 
201   // Assuming (edgeMin <= energy <= edgeMax).     196   // Assuming (edgeMin <= energy <= edgeMax).
202   inline std::size_t LogBin(const G4double ene << 
203   inline std::size_t BinaryBin(const G4double  << 
204   inline std::size_t GetBin(const G4double ene    197   inline std::size_t GetBin(const G4double energy) const;
205                                                   198 
206 protected:                                        199 protected:
207                                                   200 
208   G4double edgeMin = 0.0;  // Energy of first     201   G4double edgeMin = 0.0;  // Energy of first point
209   G4double edgeMax = 0.0;  // Energy of the la    202   G4double edgeMax = 0.0;  // Energy of the last point
210                                                   203 
211   G4double invdBin = 0.0;  // 1/Bin width for     204   G4double invdBin = 0.0;  // 1/Bin width for linear and log vectors
212   G4double logemin = 0.0;  // used only for lo    205   G4double logemin = 0.0;  // used only for log vector
213                                                   206 
214   G4double iBin1 = 0.0;  // 1/Bin width for sc << 
215   G4double lmin1 = 0.0;  // used for log searc << 
216                                                << 
217   G4int verboseLevel = 0;                         207   G4int verboseLevel = 0;
218   std::size_t idxmax = 0;                      << 208   G4int idxmax = 0;
219   std::size_t imax1 = 0;                       << 
220   std::size_t numberOfNodes = 0;                  209   std::size_t numberOfNodes = 0;
221   std::size_t nLogNodes = 0;                   << 
222                                                   210 
223   G4PhysicsVectorType type = T_G4PhysicsFreeVe    211   G4PhysicsVectorType type = T_G4PhysicsFreeVector;
224   // The type of PhysicsVector (enumerator)       212   // The type of PhysicsVector (enumerator)
225                                                   213 
226   std::vector<G4double> binVector;      // ene    214   std::vector<G4double> binVector;      // energy
227   std::vector<G4double> dataVector;     // cro    215   std::vector<G4double> dataVector;     // crossection/energyloss
228   std::vector<G4double> secDerivative;  // sec    216   std::vector<G4double> secDerivative;  // second derivatives
229   std::vector<std::size_t> scale;       // log << 
230                                                   217 
231 private:                                          218 private:
232                                                   219 
233   G4bool useSpline = false;                       220   G4bool useSpline = false;
234 };                                                221 };
235                                                   222 
236 #include "G4PhysicsVector.icc"                    223 #include "G4PhysicsVector.icc"
237                                                   224 
238 #endif                                            225 #endif
239                                                   226