[819] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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[1192] | 27 | // $Id: G4BremsstrahlungParameters.cc,v 1.20 2009/06/10 13:32:36 mantero Exp $ |
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[1228] | 28 | // GEANT4 tag $Name: geant4-09-03 $ |
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[819] | 29 | // |
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| 30 | // Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch) |
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| 31 | // V.Ivanchenko (Vladimir.Ivantchenko@cern.ch) |
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| 32 | // |
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| 33 | // History: |
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| 34 | // ----------- |
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| 35 | // 31 Jul 2001 MGP Created |
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| 36 | // 12.09.01 V.Ivanchenko Add activeZ and paramA |
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| 37 | // 25.09.01 V.Ivanchenko Add parameter C and change interface to B |
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| 38 | // 29.11.01 V.Ivanchenko Update parametrisation |
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| 39 | // 18.11.02 V.Ivanchenko Fix problem of load |
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| 40 | // 21.02.03 V.Ivanchenko Number of parameters is defined in the constructor |
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| 41 | // 28.02.03 V.Ivanchenko Filename is defined in the constructor |
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| 42 | // |
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| 43 | // ------------------------------------------------------------------- |
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| 44 | |
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| 45 | #include "G4BremsstrahlungParameters.hh" |
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| 46 | #include "G4VEMDataSet.hh" |
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| 47 | #include "G4EMDataSet.hh" |
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| 48 | #include "G4LogLogInterpolation.hh" |
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| 49 | #include "G4Material.hh" |
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| 50 | #include <fstream> |
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| 51 | |
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| 52 | |
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| 53 | G4BremsstrahlungParameters:: G4BremsstrahlungParameters(const G4String& name, |
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| 54 | size_t num, G4int minZ, G4int maxZ) |
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| 55 | : zMin(minZ), |
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| 56 | zMax(maxZ), |
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| 57 | length(num) |
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| 58 | { |
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| 59 | LoadData(name); |
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| 60 | } |
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| 61 | |
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| 62 | |
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| 63 | G4BremsstrahlungParameters::~G4BremsstrahlungParameters() |
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| 64 | { |
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| 65 | // Reset the map of data sets: remove the data sets from the map |
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| 66 | std::map<G4int,G4VEMDataSet*,std::less<G4int> >::iterator pos; |
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| 67 | |
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| 68 | for (pos = param.begin(); pos != param.end(); ++pos) |
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| 69 | { |
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| 70 | G4VEMDataSet* dataSet = (*pos).second; |
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| 71 | delete dataSet; |
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| 72 | } |
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| 73 | |
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| 74 | activeZ.clear(); |
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| 75 | paramC.clear(); |
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| 76 | } |
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| 77 | |
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| 78 | |
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| 79 | G4double G4BremsstrahlungParameters::Parameter(G4int parameterIndex, |
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| 80 | G4int Z, |
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| 81 | G4double energy) const |
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| 82 | { |
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| 83 | G4double value = 0.; |
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| 84 | G4int id = Z*length + parameterIndex; |
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| 85 | std::map<G4int,G4VEMDataSet*,std::less<G4int> >::const_iterator pos; |
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| 86 | |
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| 87 | pos = param.find(id); |
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| 88 | if (pos!= param.end()) { |
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| 89 | |
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| 90 | G4VEMDataSet* dataSet = (*pos).second; |
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| 91 | const G4DataVector ener = dataSet->GetEnergies(0); |
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| 92 | G4double ee = std::max(ener.front(),std::min(ener.back(),energy)); |
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| 93 | value = dataSet->FindValue(ee); |
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| 94 | |
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| 95 | } else { |
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| 96 | G4cout << "WARNING: G4BremsstrahlungParameters::FindValue " |
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| 97 | << "did not find ID = " |
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| 98 | << id << G4endl; |
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| 99 | } |
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| 100 | |
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| 101 | return value; |
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| 102 | } |
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| 103 | |
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| 104 | void G4BremsstrahlungParameters::LoadData(const G4String& name) |
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| 105 | { |
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| 106 | // Build the complete string identifying the file with the data set |
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| 107 | |
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| 108 | // define active elements |
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| 109 | |
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| 110 | const G4MaterialTable* materialTable = G4Material::GetMaterialTable(); |
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| 111 | if (materialTable == 0) |
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| 112 | G4Exception("G4CrossSectionHandler: no MaterialTable found)"); |
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| 113 | |
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| 114 | G4int nMaterials = G4Material::GetNumberOfMaterials(); |
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| 115 | |
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| 116 | G4double x = 1.e-9; |
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| 117 | for (G4int mm=0; mm<100; mm++) { |
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| 118 | paramC.push_back(x); |
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| 119 | } |
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| 120 | |
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| 121 | for (G4int m=0; m<nMaterials; m++) { |
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| 122 | |
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| 123 | const G4Material* material= (*materialTable)[m]; |
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| 124 | const G4ElementVector* elementVector = material->GetElementVector(); |
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| 125 | const G4int nElements = material->GetNumberOfElements(); |
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| 126 | |
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| 127 | for (G4int iEl=0; iEl<nElements; iEl++) { |
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| 128 | G4Element* element = (*elementVector)[iEl]; |
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| 129 | G4double Z = element->GetZ(); |
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| 130 | G4int iz = (G4int)Z; |
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| 131 | if(iz < 100) |
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| 132 | paramC[iz] = 0.217635e-33*(material->GetTotNbOfElectPerVolume()); |
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| 133 | if (!(activeZ.contains(Z))) { |
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| 134 | activeZ.push_back(Z); |
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| 135 | } |
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| 136 | } |
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| 137 | } |
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| 138 | |
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| 139 | // Read parameters |
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| 140 | |
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| 141 | char* path = getenv("G4LEDATA"); |
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| 142 | if (path == 0) |
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| 143 | { |
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| 144 | G4String excep("G4BremsstrahlungParameters - G4LEDATA environment variable not set"); |
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| 145 | G4Exception(excep); |
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| 146 | } |
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| 147 | |
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| 148 | G4String pathString_a(path); |
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| 149 | G4String name_a = pathString_a + name; |
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| 150 | std::ifstream file_a(name_a); |
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| 151 | std::filebuf* lsdp_a = file_a.rdbuf(); |
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| 152 | |
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| 153 | if (! (lsdp_a->is_open()) ) |
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| 154 | { |
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| 155 | G4String stringConversion2("G4BremsstrahlungParameters: cannot open file "); |
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| 156 | G4String excep = stringConversion2 + name_a; |
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| 157 | G4Exception(excep); |
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| 158 | } |
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| 159 | |
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| 160 | // The file is organized into two columns: |
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| 161 | // 1st column is the energy |
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| 162 | // 2nd column is the corresponding value |
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| 163 | // The file terminates with the pattern: -1 -1 |
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| 164 | // -2 -2 |
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| 165 | |
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| 166 | G4DataVector* energies; |
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| 167 | G4DataVector* data; |
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| 168 | G4double ener = 0.0; |
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| 169 | G4double sum = 0.0; |
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| 170 | energies = new G4DataVector(); |
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| 171 | data = new G4DataVector(); |
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| 172 | G4int z = 0; |
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| 173 | |
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| 174 | std::vector<G4DataVector*> a; |
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| 175 | for (size_t j=0; j<length; j++) { |
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| 176 | G4DataVector* aa = new G4DataVector(); |
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| 177 | a.push_back(aa); |
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| 178 | } |
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| 179 | G4DataVector e; |
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| 180 | e.clear(); |
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| 181 | |
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| 182 | do { |
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| 183 | file_a >> ener >> sum; |
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| 184 | |
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| 185 | // End of file |
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| 186 | if (ener == (G4double)(-2)) { |
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| 187 | break; |
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| 188 | |
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| 189 | // End of next element |
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| 190 | } else if (ener == (G4double)(-1)) { |
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| 191 | |
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| 192 | z++; |
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| 193 | G4double Z = (G4double)z; |
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| 194 | |
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| 195 | // fill map if Z is used |
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| 196 | if (activeZ.contains(Z)) { |
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| 197 | |
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| 198 | for (size_t k=0; k<length; k++) { |
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| 199 | |
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| 200 | G4int id = z*length + k; |
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| 201 | G4VDataSetAlgorithm* inter = new G4LogLogInterpolation(); |
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| 202 | G4DataVector* eVector = new G4DataVector; |
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| 203 | size_t eSize = e.size(); |
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| 204 | for (size_t s=0; s<eSize; s++) { |
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| 205 | eVector->push_back(e[s]); |
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| 206 | } |
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| 207 | G4VEMDataSet* set = new G4EMDataSet(id,eVector,a[k],inter,1.,1.); |
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| 208 | param[id] = set; |
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| 209 | } |
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| 210 | a.clear(); |
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| 211 | for (size_t j=0; j<length; j++) { |
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| 212 | G4DataVector* aa = new G4DataVector(); |
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| 213 | a.push_back(aa); |
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| 214 | } |
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| 215 | } else { |
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| 216 | for (size_t j=0; j<length; j++) { |
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| 217 | a[j]->clear(); |
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| 218 | } |
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| 219 | } |
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| 220 | e.clear(); |
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| 221 | |
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| 222 | } else { |
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| 223 | |
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| 224 | if(ener > 1000.) ener = 1000.; |
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| 225 | e.push_back(ener); |
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| 226 | a[length-1]->push_back(sum); |
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| 227 | |
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| 228 | for (size_t j=0; j<length-1; j++) { |
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| 229 | G4double qRead; |
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| 230 | file_a >> qRead; |
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| 231 | a[j]->push_back(qRead); |
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| 232 | } |
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| 233 | |
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| 234 | } |
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| 235 | } while (ener != (G4double)(-2)); |
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| 236 | |
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| 237 | file_a.close(); |
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| 238 | |
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| 239 | } |
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| 240 | |
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| 241 | |
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| 242 | G4double G4BremsstrahlungParameters::ParameterC(G4int id) const |
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| 243 | { |
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| 244 | G4int n = paramC.size(); |
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| 245 | if (id < 0 || id >= n) |
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| 246 | { |
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| 247 | G4String stringConversion1("G4BremsstrahlungParameters::ParameterC - wrong id = "); |
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| 248 | G4String stringConversion2(id); |
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| 249 | G4String ex = stringConversion1 + stringConversion2; |
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| 250 | G4Exception(ex); |
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| 251 | } |
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| 252 | |
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| 253 | return paramC[id]; |
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| 254 | } |
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| 255 | |
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| 256 | |
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| 257 | void G4BremsstrahlungParameters::PrintData() const |
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| 258 | { |
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| 259 | |
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| 260 | G4cout << G4endl; |
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| 261 | G4cout << "===== G4BremsstrahlungParameters =====" << G4endl; |
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| 262 | G4cout << G4endl; |
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| 263 | G4cout << "===== Parameters =====" << G4endl; |
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| 264 | G4cout << G4endl; |
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| 265 | |
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| 266 | size_t nZ = activeZ.size(); |
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| 267 | std::map<G4int,G4VEMDataSet*,std::less<G4int> >::const_iterator pos; |
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| 268 | |
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| 269 | for (size_t j=0; j<nZ; j++) { |
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| 270 | G4int Z = (G4int)activeZ[j]; |
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| 271 | |
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| 272 | for (size_t i=0; i<length; i++) { |
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| 273 | |
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| 274 | pos = param.find(Z*length + i); |
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| 275 | if (pos!= param.end()) { |
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| 276 | |
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| 277 | G4cout << "===== Z= " << Z |
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| 278 | << " parameter[" << i << "] =====" |
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| 279 | << G4endl; |
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| 280 | G4VEMDataSet* dataSet = (*pos).second; |
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| 281 | dataSet->PrintData(); |
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| 282 | } |
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| 283 | } |
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| 284 | } |
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| 285 | |
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| 286 | G4cout << "==========================================" << G4endl; |
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| 287 | } |
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| 288 | |
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