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19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // 26 //
27 // 27 //
28 // Author: Maria Grazia Pia (Maria.Grazia.Pia@ 28 // Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
29 // 29 //
30 // History: 30 // History:
31 // ----------- 31 // -----------
32 // 16 Sep 2001 MGP Created 32 // 16 Sep 2001 MGP Created
33 // 26 Sep 2001 V.Ivanchenko Hide copy 33 // 26 Sep 2001 V.Ivanchenko Hide copy constructor and assignement operator
34 // 18 Apr 2002 V.Ivanchenko Move membe 34 // 18 Apr 2002 V.Ivanchenko Move member function ValueForMaterial to public
35 // 21 Jan 2003 V.Ivanchenko Cut per re 35 // 21 Jan 2003 V.Ivanchenko Cut per region
36 // 15 Jul 2009 N.A.Karakatsanis New method 36 // 15 Jul 2009 N.A.Karakatsanis New methods added for loading logarithmic data
37 // to enhance 37 // to enhance computing performance of interpolation
38 // 38 //
39 // ------------------------------------------- 39 // -------------------------------------------------------------------
40 40
41 // Class description: 41 // Class description:
42 // Low Energy Electromagnetic Physics 42 // Low Energy Electromagnetic Physics
43 // Base class for cross section manager for an 43 // Base class for cross section manager for an electromagnetic physics process
44 44
45 // ------------------------------------------- 45 // -------------------------------------------------------------------
46 46
47 #ifndef G4VCROSSSECTIONHANDLER_HH 47 #ifndef G4VCROSSSECTIONHANDLER_HH
48 #define G4VCROSSSECTIONHANDLER_HH 1 48 #define G4VCROSSSECTIONHANDLER_HH 1
49 49
50 #include <map> 50 #include <map>
51 #include <vector> 51 #include <vector>
52 #include <CLHEP/Units/SystemOfUnits.h> 52 #include <CLHEP/Units/SystemOfUnits.h>
53 53
54 #include "globals.hh" 54 #include "globals.hh"
55 #include "G4DataVector.hh" 55 #include "G4DataVector.hh"
56 #include "G4MaterialCutsCouple.hh" 56 #include "G4MaterialCutsCouple.hh"
57 57
58 class G4VDataSetAlgorithm; 58 class G4VDataSetAlgorithm;
59 class G4VEMDataSet; 59 class G4VEMDataSet;
60 class G4Material; 60 class G4Material;
61 class G4Element; 61 class G4Element;
62 62
63 class G4VCrossSectionHandler { 63 class G4VCrossSectionHandler {
64 64
65 public: 65 public:
66 explicit G4VCrossSectionHandler(); << 66
67 explicit G4VCrossSectionHandler(G4VDataSetAl << 67 G4VCrossSectionHandler();
>> 68
>> 69 G4VCrossSectionHandler(G4VDataSetAlgorithm* interpolation,
68 G4double minE = 250*CLHEP::eV, 70 G4double minE = 250*CLHEP::eV,
69 G4double maxE = 100*C 71 G4double maxE = 100*CLHEP::GeV,
70 G4int nBins = 200, 72 G4int nBins = 200,
71 G4double unitE = CLHEP::MeV, 73 G4double unitE = CLHEP::MeV,
72 G4double unitData = C 74 G4double unitData = CLHEP::barn,
73 G4int minZ = 1, G4int maxZ = 99); 75 G4int minZ = 1, G4int maxZ = 99);
74 76
75 virtual ~G4VCrossSectionHandler(); 77 virtual ~G4VCrossSectionHandler();
76 78
77 void Initialise(G4VDataSetAlgorithm* interpo << 79 void Initialise(G4VDataSetAlgorithm* interpolation = 0,
78 G4double minE = 250*CLHEP::eV, 80 G4double minE = 250*CLHEP::eV,
79 G4double maxE = 100*CLHEP::G 81 G4double maxE = 100*CLHEP::GeV,
80 G4int numberOfBins = 200, 82 G4int numberOfBins = 200,
81 G4double unitE = CLHEP::MeV, 83 G4double unitE = CLHEP::MeV,
82 G4double unitData = CLHEP::b 84 G4double unitData = CLHEP::barn,
83 G4int minZ = 1, G4int maxZ = 99); 85 G4int minZ = 1, G4int maxZ = 99);
84 86
85 G4int SelectRandomAtom(const G4MaterialCutsC 87 G4int SelectRandomAtom(const G4MaterialCutsCouple* couple, G4double e) const;
>> 88
86 const G4Element* SelectRandomElement(const G 89 const G4Element* SelectRandomElement(const G4MaterialCutsCouple* material,
87 G4double e) const; 90 G4double e) const;
88 91
89 G4int SelectRandomShell(G4int Z, G4double e) 92 G4int SelectRandomShell(G4int Z, G4double e) const;
90 G4VEMDataSet* BuildMeanFreePathForMaterials( << 93
>> 94 G4VEMDataSet* BuildMeanFreePathForMaterials(const G4DataVector* energyCuts = 0);
>> 95
91 G4double FindValue(G4int Z, G4double e) cons 96 G4double FindValue(G4int Z, G4double e) const;
>> 97
92 G4double FindValue(G4int Z, G4double e, G4in 98 G4double FindValue(G4int Z, G4double e, G4int shellIndex) const;
>> 99
93 G4double ValueForMaterial(const G4Material* 100 G4double ValueForMaterial(const G4Material* material, G4double e) const;
>> 101
94 void LoadData(const G4String& dataFile); 102 void LoadData(const G4String& dataFile);
>> 103
95 void LoadNonLogData(const G4String& dataFile 104 void LoadNonLogData(const G4String& dataFile);
>> 105
96 void LoadShellData(const G4String& dataFile) 106 void LoadShellData(const G4String& dataFile);
>> 107
97 void PrintData() const; 108 void PrintData() const;
98 void Clear(); <<
99 109
100 G4VCrossSectionHandler(const G4VCrossSection << 110 void Clear();
101 G4VCrossSectionHandler & operator=(const G4V <<
102 111
103 protected: 112 protected:
104 113
105 G4int NumberOfComponents(G4int Z) const; 114 G4int NumberOfComponents(G4int Z) const;
>> 115
106 void ActiveElements(); 116 void ActiveElements();
107 117
108 // Factory method 118 // Factory method
109 virtual std::vector<G4VEMDataSet*>* BuildCro 119 virtual std::vector<G4VEMDataSet*>* BuildCrossSectionsForMaterials(const G4DataVector& energyVector,
110 const G4DataVector* ene << 120 const G4DataVector* energyCuts = 0) = 0;
111 121
112 // Factory method 122 // Factory method
113 virtual G4VDataSetAlgorithm* CreateInterpola 123 virtual G4VDataSetAlgorithm* CreateInterpolation();
>> 124
114 const G4VDataSetAlgorithm* GetInterpolation( 125 const G4VDataSetAlgorithm* GetInterpolation() const { return interpolation; }
115 126
>> 127
116 private: 128 private:
117 G4VDataSetAlgorithm* interpolation; <<
118 G4DataVector activeZ; <<
119 129
120 std::map<G4int,G4VEMDataSet*,std::less<G4int << 130 // Hide copy constructor and assignment operator
121 std::vector<G4VEMDataSet*>* crossSections; << 131 G4VCrossSectionHandler(const G4VCrossSectionHandler&);
>> 132 G4VCrossSectionHandler & operator=(const G4VCrossSectionHandler &right);
>> 133
>> 134 G4VDataSetAlgorithm* interpolation;
122 135
123 G4double eMin; 136 G4double eMin;
124 G4double eMax; 137 G4double eMax;
>> 138 G4int nBins;
>> 139
125 G4double unit1; 140 G4double unit1;
126 G4double unit2; 141 G4double unit2;
127 142
128 G4int zMin; 143 G4int zMin;
129 G4int zMax; 144 G4int zMax;
130 G4int nBins; << 145
>> 146 G4DataVector activeZ;
>> 147
>> 148 std::map<G4int,G4VEMDataSet*,std::less<G4int> > dataMap;
>> 149
>> 150 std::vector<G4VEMDataSet*>* crossSections;
131 }; 151 };
132 152
133 #endif 153 #endif
134 154
135 155
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145 165