| Geant4 Cross Reference |
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25 // 22 //
26 // 23 //
>> 24 // $Id: G4CrossSectionHandler.cc,v 1.12 2001/10/08 07:48:57 pia Exp $
>> 25 // GEANT4 tag $Name: geant4-04-00 $
27 // 26 //
28 // Author: Maria Grazia Pia (Maria.Grazia.Pia@ 27 // Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
29 // 28 //
30 // History: 29 // History:
31 // ----------- 30 // -----------
32 // 1 Aug 2001 MGP Created << 31 // 1 Aug 2001 MGP Created
33 // 19 Jul 2002 VI Create composite d <<
34 // 24 Apr 2003 VI Cut per region mfp <<
35 // <<
36 // 15 Jul 2009 Nicolas A. Karakatsanis <<
37 // <<
38 // - BuildCrossSecti <<
39 // logarithmic val <<
40 // It retrieves th <<
41 // respective log <<
42 // The EM data set <<
43 // These initializ <<
44 // operations <<
45 // 32 //
46 // ------------------------------------------- 33 // -------------------------------------------------------------------
47 34
48 #include "G4CrossSectionHandler.hh" 35 #include "G4CrossSectionHandler.hh"
49 #include "G4VDataSetAlgorithm.hh" 36 #include "G4VDataSetAlgorithm.hh"
50 #include "G4VEMDataSet.hh" 37 #include "G4VEMDataSet.hh"
51 #include "G4EMDataSet.hh" 38 #include "G4EMDataSet.hh"
52 #include "G4CompositeEMDataSet.hh" 39 #include "G4CompositeEMDataSet.hh"
53 #include "G4ShellEMDataSet.hh" 40 #include "G4ShellEMDataSet.hh"
54 #include "G4ProductionCutsTable.hh" << 41 #include "G4MaterialTable.hh"
55 #include "G4Material.hh" 42 #include "G4Material.hh"
56 #include "G4Element.hh" 43 #include "G4Element.hh"
57 #include "Randomize.hh" << 44 #include "Randomize.hh"
58 #include <map> << 45 #include "g4std/map"
59 #include <vector> << 46 #include "g4std/vector"
>> 47 #include "g4std/fstream"
>> 48 #include "g4std/strstream"
60 49
61 #include "G4LogLogInterpolation.hh" 50 #include "G4LogLogInterpolation.hh"
62 51
63 //....oooOO0OOooo........oooOO0OOooo........oo <<
64 <<
65 G4CrossSectionHandler::G4CrossSectionHandler() 52 G4CrossSectionHandler::G4CrossSectionHandler()
66 { } 53 { }
67 54
68 //....oooOO0OOooo........oooOO0OOooo........oo <<
69 <<
70 G4CrossSectionHandler::~G4CrossSectionHandler( 55 G4CrossSectionHandler::~G4CrossSectionHandler()
71 { } 56 { }
72 57
73 //....oooOO0OOooo........oooOO0OOooo........oo << 58 G4std::vector<G4VEMDataSet*>*
74 <<
75 std::vector<G4VEMDataSet*>* <<
76 G4CrossSectionHandler::BuildCrossSectionsForMa 59 G4CrossSectionHandler::BuildCrossSectionsForMaterials(const G4DataVector& energyVector,
77 const G4DataVector*) << 60 const G4DataVector* energyCuts)
78 { 61 {
79 G4DataVector* energies; 62 G4DataVector* energies;
80 G4DataVector* data; 63 G4DataVector* data;
81 64
82 G4DataVector* log_energies; << 65 G4std::vector<G4VEMDataSet*>* matCrossSections = new G4std::vector<G4VEMDataSet*>;
83 G4DataVector* log_data; <<
84 66
85 std::vector<G4VEMDataSet*>* matCrossSections << 67 const G4MaterialTable* materialTable = G4Material::GetMaterialTable();
>> 68 G4int nMaterials = G4Material::GetNumberOfMaterials();
>> 69
>> 70 size_t nOfBins = energyVector.size();
86 71
87 const G4ProductionCutsTable* theCoupleTable= << 72 for (G4int m=0; m<nMaterials; m++)
88 G4ProductionCutsTable::GetProductionCu <<
89 G4int numOfCouples = (G4int)theCoupleTable-> <<
90 <<
91 std::size_t nOfBins = energyVector.size(); <<
92 const G4VDataSetAlgorithm* interpolationAlgo <<
93 <<
94 for (G4int mLocal=0; mLocal<numOfCouples; ++ <<
95 { 73 {
96 const G4MaterialCutsCouple* couple = the << 74 const G4Material* material= (*materialTable)[m];
97 const G4Material* material= couple->GetM << 75 energies = new G4DataVector;
98 G4int nElements = (G4int)material->GetNu << 76 data = new G4DataVector;
99 const G4ElementVector* elementVector = m << 77 G4VDataSetAlgorithm* interpolationAlgo = CreateInterpolation();
100 const G4double* nAtomsPerVolume = materi << 78 for (size_t bin=0; bin<nOfBins; bin++)
101 << 79 {
102 G4VDataSetAlgorithm* algo = interpolatio << 80 G4double e = energyVector[bin];
103 << 81 energies->push_back(e);
104 G4VEMDataSet* setForMat = new G4Composit << 82 G4double materialCrossSection = ValueForMaterial(material,e);
105 << 83 data->push_back(materialCrossSection);
106 for (G4int i=0; i<nElements; ++i) { << 84 }
107 << 85 G4VEMDataSet* dataSet = new G4EMDataSet(m,energies,data,interpolationAlgo,1.,1.);
108 G4int Z = (G4int) (*elementVector)[i]- << 86 matCrossSections->push_back(dataSet);
109 G4double density = nAtomsPerVolume[i]; <<
110 <<
111 energies = new G4DataVector; <<
112 data = new G4DataVector; <<
113 <<
114 log_energies = new G4DataVector; <<
115 log_data = new G4DataVector; <<
116 <<
117 for (std::size_t bin=0; bin<nOfBins; + <<
118 { <<
119 G4double e = energyVector[bin]; <<
120 energies->push_back(e); <<
121 if (e==0.) e=1e-300; <<
122 log_energies->push_back(std::log10 <<
123 G4double cross = density*FindValue(Z,e); <<
124 data->push_back(cross); <<
125 if (cross==0.) cross=1e-300; <<
126 log_data->push_back(std::log10(cro <<
127 } <<
128 <<
129 G4VDataSetAlgorithm* algo1 = interpola <<
130 G4VEMDataSet* elSet = new G4EMDataSet( <<
131 <<
132 setForMat->AddComponent(elSet); <<
133 } <<
134 <<
135 matCrossSections->push_back(setForMat); <<
136 } 87 }
137 delete interpolationAlgo; <<
138 return matCrossSections; 88 return matCrossSections;
139 } 89 }
140 90
141 91