[807] | 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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| 27 | // $Id: XrayFluoVdetectorType.cc |
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| 28 | // GEANT4 tag $Name: |
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| 29 | // |
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| 30 | // Author: Alfonso Mantero (Alfonso.Mantero@ge.infn.it) |
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| 31 | // |
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| 32 | // History: |
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| 33 | // ----------- |
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| 34 | // 19 Jun 2003 Alfonso Mantero Created |
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| 35 | // |
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| 36 | // ------------------------------------------------------------------- |
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| 37 | |
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| 38 | #include "XrayFluoSiLiDetectorType.hh" |
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| 39 | #include "XrayFluoDataSet.hh" |
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| 40 | #include "G4DataVector.hh" |
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| 41 | #include "G4LogLogInterpolation.hh" |
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| 42 | #include "G4ios.hh" |
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| 43 | #include <fstream> |
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| 44 | #include <sstream> |
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| 45 | #include "G4UnitsTable.hh" |
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| 46 | #include "Randomize.hh" |
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| 47 | |
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| 48 | |
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| 49 | XrayFluoSiLiDetectorType::XrayFluoSiLiDetectorType(): |
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| 50 | detectorMaterial("Silicon"),efficiencySet(0) |
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| 51 | { |
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| 52 | LoadResponseData("SILIresponse"); |
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| 53 | |
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| 54 | LoadEfficiencyData("SILIefficiency"); |
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| 55 | |
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| 56 | |
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| 57 | } |
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| 58 | XrayFluoSiLiDetectorType::~XrayFluoSiLiDetectorType() |
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| 59 | { |
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| 60 | std::map<G4int,G4DataVector*,std::less<G4int> >::iterator pos; |
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| 61 | |
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| 62 | for (pos = energyMap.begin(); pos != energyMap.end(); pos++) |
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| 63 | { |
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| 64 | G4DataVector* dataSet = (*pos).second; |
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| 65 | delete dataSet; |
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| 66 | dataSet = 0; |
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| 67 | } |
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| 68 | for (pos = dataMap.begin(); pos != dataMap.end(); pos++) |
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| 69 | { |
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| 70 | G4DataVector* dataSet = (*pos).second; |
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| 71 | delete dataSet; |
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| 72 | dataSet = 0; |
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| 73 | } |
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| 74 | |
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| 75 | delete interpolation4; |
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| 76 | |
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| 77 | } |
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| 78 | G4String XrayFluoSiLiDetectorType::GetDetectorMaterial() |
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| 79 | { |
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| 80 | return detectorMaterial; |
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| 81 | } |
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| 82 | |
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| 83 | XrayFluoSiLiDetectorType* XrayFluoSiLiDetectorType::instance = 0; |
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| 84 | |
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| 85 | XrayFluoSiLiDetectorType* XrayFluoSiLiDetectorType::GetInstance() |
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| 86 | |
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| 87 | { |
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| 88 | if (instance == 0) |
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| 89 | { |
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| 90 | instance = new XrayFluoSiLiDetectorType; |
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| 91 | |
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| 92 | } |
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| 93 | return instance; |
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| 94 | } |
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| 95 | |
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| 96 | |
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| 97 | G4double XrayFluoSiLiDetectorType::ResponseFunction(G4double energy) |
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| 98 | { |
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| 99 | |
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| 100 | G4double eMin = 1.500 *keV; |
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| 101 | G4double eMax = 6.403 *keV; |
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| 102 | G4double value = 0.; |
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| 103 | G4double efficiency = 1.; |
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| 104 | |
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| 105 | const XrayFluoDataSet* dataSet = efficiencySet; |
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| 106 | G4int id = 0; |
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| 107 | G4DataVector energyVector; |
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| 108 | energyVector.push_back(1.486* keV); |
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| 109 | energyVector.push_back(1.740* keV); |
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| 110 | energyVector.push_back(3.688* keV); |
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| 111 | energyVector.push_back(4.510* keV); |
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| 112 | energyVector.push_back(5.414* keV); |
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| 113 | energyVector.push_back(6.404* keV); |
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| 114 | |
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| 115 | G4double infEnergy = 0 *keV; |
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| 116 | G4double supEnergy = 10* keV; |
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| 117 | G4int energyNumber = 0; |
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| 118 | G4double random = G4UniformRand(); |
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| 119 | |
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| 120 | if (energy>=eMin && energy <=eMax) |
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| 121 | { |
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| 122 | |
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| 123 | for (G4int i=0; i<(G4int)energyVector.size(); i++){ |
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| 124 | if (energyVector[i]/keV < energy/keV){ |
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| 125 | |
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| 126 | infEnergy = energyVector[i]; |
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| 127 | supEnergy = energyVector[i+1]; |
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| 128 | |
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| 129 | energyNumber = i+1; |
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| 130 | |
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| 131 | } |
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| 132 | } |
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| 133 | |
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| 134 | |
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| 135 | G4double infData = GetInfData(energy, random, energyNumber); |
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| 136 | |
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| 137 | G4double supData = GetSupData(energy,random, energyNumber); |
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| 138 | |
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| 139 | value = (std::log10(infData)*std::log10(supEnergy/energy) + |
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| 140 | std::log10(supData)*std::log10(energy/infEnergy)) / |
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| 141 | std::log10(supEnergy/infEnergy); |
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| 142 | value = std::pow(10,value); |
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| 143 | |
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| 144 | |
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| 145 | } |
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| 146 | // else if (energy<eMin || energy>eMax) |
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| 147 | // { |
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| 148 | // G4double infEnergy = eMin; |
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| 149 | // G4double supEnergy = eMin/keV +1*keV; |
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| 150 | |
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| 151 | // G4double infData = GetInfData(eMin, random); |
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| 152 | // G4double supData = GetSupData(eMin,random); |
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| 153 | // value = (std::log10(infData)*std::log10(supEnergy/eMin) + |
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| 154 | // std::log10(supData)*std::log10(eMin/infEnergy)) / |
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| 155 | // std::log10(supEnergy/infEnergy); |
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| 156 | // value = std::pow(10,value); |
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| 157 | // value = value-eMin+ energy; |
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| 158 | |
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| 159 | |
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| 160 | // } |
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| 161 | |
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| 162 | |
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| 163 | else if (energy > eMax) |
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| 164 | { |
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| 165 | |
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| 166 | energyNumber = 5; |
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| 167 | |
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| 168 | value = (GetSupData(energy, random, energyNumber))+(energy - 6.404* keV); |
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| 169 | |
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| 170 | } |
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| 171 | |
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| 172 | |
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| 173 | |
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| 174 | else |
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| 175 | { |
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| 176 | |
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| 177 | energyNumber = 1; |
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| 178 | |
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| 179 | value = (GetInfData(energy, random, energyNumber))+(energy - 1.486* keV); |
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| 180 | |
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| 181 | |
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| 182 | // G4double mean = -14.03 * eV + 1.0047*energy/eV; |
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| 183 | // G4double stdDev = 35.38 * eV + 0.004385*energy/eV; |
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| 184 | |
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| 185 | |
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| 186 | // value = (G4RandGauss::shoot(mean,stdDev))*eV; |
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| 187 | |
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| 188 | } |
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| 189 | G4double RandomNum = G4UniformRand(); |
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| 190 | |
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| 191 | efficiency = dataSet->FindValue(value,id); |
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| 192 | if ( RandomNum>efficiency ) |
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| 193 | { |
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| 194 | value = 0.; |
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| 195 | } |
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| 196 | |
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| 197 | // G4cout << value << G4endl; |
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| 198 | return value; |
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| 199 | |
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| 200 | } |
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| 201 | G4double XrayFluoSiLiDetectorType::GetInfData(G4double, G4double random, G4int posIndex) |
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| 202 | { |
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| 203 | G4double value = 0.; |
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| 204 | G4int zMin = 1; |
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| 205 | G4int zMax = 6; |
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| 206 | |
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| 207 | G4int Z = posIndex; |
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| 208 | |
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| 209 | if (Z<zMin) {Z=zMin;} |
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| 210 | if (Z>zMax) {Z=zMax;} |
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| 211 | |
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| 212 | if (Z >= zMin && Z <= zMax) |
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| 213 | { |
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| 214 | std::map<G4int,G4DataVector*,std::less<G4int> >::const_iterator pos; |
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| 215 | pos = energyMap.find(Z); |
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| 216 | std::map<G4int,G4DataVector*,std::less<G4int> >::const_iterator posData; |
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| 217 | posData = dataMap.find(Z); |
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| 218 | |
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| 219 | |
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| 220 | if (pos!= energyMap.end()) |
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| 221 | { |
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| 222 | G4DataVector energySet = *((*pos).second); |
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| 223 | G4DataVector dataSet = *((*posData).second); |
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| 224 | G4int nData = energySet.size(); |
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| 225 | |
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| 226 | |
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| 227 | G4double dataSum = 0; |
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| 228 | G4double partSum = 0; |
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| 229 | G4int index = 0; |
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| 230 | |
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| 231 | // if data is not perfectly normalized (it may happen) |
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| 232 | // rnadom number is renormalized, in case it is higer |
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| 233 | //than the sum of all energies => segmentation fault. |
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| 234 | |
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| 235 | for (G4int i = 0; i<nData; i++){ |
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| 236 | dataSum += dataSet[i]; |
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| 237 | } |
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| 238 | |
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| 239 | G4double normRandom = random*dataSum; |
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| 240 | |
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| 241 | |
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| 242 | while (normRandom> partSum) |
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| 243 | { |
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| 244 | |
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| 245 | partSum += dataSet[index]; |
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| 246 | index++; |
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| 247 | } |
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| 248 | |
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| 249 | |
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| 250 | if (index >= 0 && index < nData) |
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| 251 | { |
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| 252 | value = energySet[index]; |
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| 253 | |
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| 254 | } |
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| 255 | |
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| 256 | } |
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| 257 | } |
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| 258 | return value; |
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| 259 | } |
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| 260 | G4double XrayFluoSiLiDetectorType::GetSupData(G4double, G4double random, G4int posIndex) |
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| 261 | { |
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| 262 | G4double value = 0.; |
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| 263 | G4int zMin = 1; |
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| 264 | G4int zMax = 6; |
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| 265 | G4int Z = (posIndex+1); |
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| 266 | |
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| 267 | if (Z<zMin) {Z=zMin;} |
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| 268 | if (Z>zMax) {Z=zMax;} |
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| 269 | if (Z >= zMin && Z <= zMax) |
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| 270 | { |
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| 271 | std::map<G4int,G4DataVector*,std::less<G4int> >::const_iterator pos; |
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| 272 | pos = energyMap.find(Z); |
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| 273 | std::map<G4int,G4DataVector*,std::less<G4int> >::const_iterator posData; |
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| 274 | posData = dataMap.find(Z); |
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| 275 | if (pos!= energyMap.end()) |
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| 276 | { |
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| 277 | G4DataVector energySet = *((*pos).second); |
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| 278 | G4DataVector dataSet = *((*posData).second); |
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| 279 | G4int nData = energySet.size(); |
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| 280 | G4double dataSum = 0; |
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| 281 | G4double partSum = 0; |
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| 282 | G4int index = 0; |
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| 283 | |
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| 284 | // if data is not perfectly normalized (it may happen) |
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| 285 | // rnadom number is renormalized, in case it is higer |
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| 286 | //than the sum of all energies => segmentation fault. |
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| 287 | |
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| 288 | for (G4int i = 0; i<nData; i++){ |
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| 289 | dataSum += dataSet[i]; |
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| 290 | } |
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| 291 | |
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| 292 | G4double normRandom = random*dataSum; |
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| 293 | |
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| 294 | |
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| 295 | while (normRandom> partSum) |
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| 296 | { |
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| 297 | partSum += dataSet[index]; |
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| 298 | index++; |
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| 299 | } |
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| 300 | |
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| 301 | |
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| 302 | if (index >= 0 && index < nData) |
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| 303 | { |
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| 304 | value = energySet[index]; |
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| 305 | } |
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| 306 | } |
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| 307 | } |
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| 308 | return value; |
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| 309 | } |
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| 310 | void XrayFluoSiLiDetectorType::LoadResponseData(G4String fileName) |
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| 311 | { |
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| 312 | std::ostringstream ost; |
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| 313 | |
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| 314 | ost << fileName<<".dat"; |
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| 315 | |
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| 316 | G4String name = ost.str(); |
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| 317 | |
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| 318 | char* path = getenv("XRAYDATA"); |
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| 319 | |
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| 320 | G4String pathString(path); |
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| 321 | G4String dirFile = pathString + "/" + name; |
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| 322 | std::ifstream file(dirFile); |
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| 323 | std::filebuf* lsdp = file.rdbuf(); |
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| 324 | |
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| 325 | if (! (lsdp->is_open()) ) |
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| 326 | { |
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| 327 | G4String excep = "XrayFluoSiLiDetectorType - data file: " + dirFile + " not found"; |
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| 328 | G4Exception(excep); |
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| 329 | } |
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| 330 | G4double a = 0; |
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| 331 | G4int k = 1; |
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| 332 | G4int s = 0; |
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| 333 | |
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| 334 | G4int Z = 1; |
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| 335 | G4DataVector* energies = new G4DataVector; |
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| 336 | G4DataVector* data = new G4DataVector; |
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| 337 | |
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| 338 | do |
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| 339 | { |
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| 340 | file >> a; |
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| 341 | G4int nColumns = 2; |
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| 342 | if (a == -1) |
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| 343 | { |
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| 344 | if (s == 0) |
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| 345 | { |
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| 346 | // End of a data set |
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| 347 | energyMap[Z] = energies; |
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| 348 | dataMap[Z] = data; |
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| 349 | // Start of new shell data set |
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| 350 | energies = new G4DataVector; |
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| 351 | data = new G4DataVector; |
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| 352 | Z++; |
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| 353 | } |
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| 354 | s++; |
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| 355 | if (s == nColumns) |
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| 356 | { |
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| 357 | s = 0; |
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| 358 | } |
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| 359 | } |
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| 360 | else if (a == -2) |
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| 361 | { |
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| 362 | // End of file; delete the empty vectors |
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| 363 | //created when encountering the last -1 -1 row |
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| 364 | delete energies; |
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| 365 | delete data; |
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| 366 | |
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| 367 | } |
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| 368 | else |
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| 369 | { |
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| 370 | // 1st column is energy |
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| 371 | if(k%nColumns != 0) |
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| 372 | { |
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| 373 | G4double e = a * keV; |
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| 374 | energies->push_back(e); |
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| 375 | k++; |
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| 376 | } |
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| 377 | else if (k%nColumns == 0) |
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| 378 | { |
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| 379 | // 2nd column is data |
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| 380 | |
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| 381 | data->push_back(a); |
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| 382 | k = 1; |
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| 383 | } |
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| 384 | } |
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| 385 | } while (a != -2); // end of file |
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| 386 | file.close(); |
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| 387 | } |
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| 388 | |
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| 389 | void XrayFluoSiLiDetectorType::LoadEfficiencyData(G4String fileName) |
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| 390 | { |
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| 391 | char* path = getenv("XRAYDATA"); |
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| 392 | G4String dirFile; |
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| 393 | if (path) { |
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| 394 | G4String pathString(path); |
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| 395 | dirFile = pathString + "/" + fileName; |
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| 396 | } |
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| 397 | else{ |
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| 398 | path = getenv("PWD"); |
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| 399 | G4String pathString(path); |
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| 400 | dirFile = pathString + "/" + fileName; |
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| 401 | } |
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| 402 | |
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| 403 | interpolation4 = new G4LogLogInterpolation(); |
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| 404 | efficiencySet = new XrayFluoDataSet(1,fileName,interpolation4,keV,1); |
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| 405 | } |
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| 406 | |
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