include/Geant4/G4CrossSectionDataSet.hh

0001 //
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0025 //
0026 //
0027 //
0028 // Author: Riccardo Capra <capra@ge.infn.it>
0029 //
0030 // History:
0031 // -----------
0032 // 30 Jun 2005  RC                  Created
0033 // 14 Oct 2007  MGP                 Removed inheritance from concrete class G4ShellEMDataSet
0034 // 15 Jul 2009  N.A.Karakatsanis    New methods added for loading logarithmic data
0035 //                                  to enhance computing performance of interpolation
0036 //
0037 // -------------------------------------------------------------------
0038
0039 // Class description:
0040 // Low Energy Electromagnetic Physics
0041 // Data set for an electromagnetic physics process
0042 // A strategy pattern is used to encapsulate algorithms for data interpolation
0043 // -------------------------------------------------------------------
0044
0045 #ifndef  G4CrossSectionDataSet_HH
0046 #define  G4CrossSectionDataSet_HH 1
0047
0048 #include <CLHEP/Units/SystemOfUnits.h>
0049
0050 #include "G4ShellEMDataSet.hh"
0051
0052 class G4CrossSectionDataSet : public G4VEMDataSet
0053 {
0054
0055 public:
0056   explicit G4CrossSectionDataSet(G4VDataSetAlgorithm* algo,
0057                  G4double xUnit=CLHEP::MeV,
0058                  G4double dataUnit=CLHEP::barn);
0059
0060   virtual ~G4CrossSectionDataSet();
0061
0062   virtual G4double FindValue(G4double e, G4int componentId=0) const;
0063
0064   virtual void PrintData(void) const;
0065
0066   virtual const G4VEMDataSet*  GetComponent(G4int componentId) const
0067   { return components[componentId]; }
0068
0069   virtual void AddComponent(G4VEMDataSet* dataSet)
0070   { components.push_back(dataSet); }
0071
0072   virtual size_t NumberOfComponents(void) const
0073   { return components.size(); }
0074
0075   virtual const G4DataVector& GetEnergies(G4int componentId) const
0076   { return GetComponent(componentId)->GetEnergies(0); }
0077
0078   virtual const G4DataVector& GetData(G4int componentId) const
0079   { return GetComponent(componentId)->GetData(0); }
0080
0081   virtual const G4DataVector& GetLogEnergies(G4int componentId) const
0082   { return GetComponent(componentId)->GetLogEnergies(0); }
0083
0084   virtual const G4DataVector& GetLogData(G4int componentId) const
0085   { return GetComponent(componentId)->GetLogData(0); }
0086
0087   virtual void SetEnergiesData(G4DataVector* x, G4DataVector* values, G4int componentId);
0088
0089   virtual void SetLogEnergiesData(G4DataVector* x,
0090                                   G4DataVector* values,
0091                                   G4DataVector* log_x,
0092                                   G4DataVector* log_values,
0093                                   G4int componentId);
0094
0095   virtual G4bool LoadData(const G4String & argFileName);
0096   virtual G4bool LoadNonLogData(const G4String & argFileName);
0097
0098   virtual G4bool SaveData(const G4String & argFileName) const;
0099
0100   virtual G4double RandomSelect(G4int /*componentId */) const { return -1.; };
0101
0102 private:
0103
0104   G4String FullFileName(const G4String & argFileName) const;
0105
0106   // Hide copy constructor and assignment operator
0107   explicit G4CrossSectionDataSet();
0108   G4CrossSectionDataSet(const G4CrossSectionDataSet & copy) = delete;
0109   G4CrossSectionDataSet& operator=(const G4CrossSectionDataSet & right) = delete;
0110
0111   G4double GetUnitEnergies() const { return unitEnergies; }
0112   G4double GetUnitData() const { return unitData; }
0113   const G4VDataSetAlgorithm* GetAlgorithm() const { return algorithm; }
0114
0115   void CleanUpComponents(void);
0116
0117   std::vector<G4VEMDataSet*> components;          // Owned pointers
0118
0119   G4VDataSetAlgorithm* algorithm;           // Owned pointer
0120
0121   G4double unitEnergies;
0122   G4double unitData;
0123
0124   G4int z = 0;
0125 };
0126 #endif /* G4CrossSectionDataSet_HH */