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 | // $Id: RunAction.cc,v 1.4 2008/03/31 10:22:59 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
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28 | // |
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29 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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30 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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31 | |
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32 | #include "RunAction.hh" |
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33 | |
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34 | #include "DetectorConstruction.hh" |
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35 | #include "PrimaryGeneratorAction.hh" |
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36 | #include "HistoManager.hh" |
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37 | #include "MuCrossSections.hh" |
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38 | |
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39 | #include "G4Run.hh" |
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40 | #include "G4RunManager.hh" |
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41 | #include "G4UnitsTable.hh" |
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42 | |
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43 | #include "Randomize.hh" |
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44 | |
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45 | #ifdef G4ANALYSIS_USE |
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46 | #include "AIDA/AIDA.h" |
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47 | #endif |
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48 | |
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49 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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50 | |
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51 | RunAction::RunAction(DetectorConstruction* det, PrimaryGeneratorAction* prim, |
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52 | HistoManager* HistM) |
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53 | : detector(det), primary(prim), ProcCounter(0), histoManager(HistM) |
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54 | {} |
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55 | |
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56 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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57 | |
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58 | RunAction::~RunAction() |
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59 | {} |
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60 | |
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61 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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62 | |
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63 | void RunAction::BeginOfRunAction(const G4Run* aRun) |
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64 | { |
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65 | G4cout << "### Run " << aRun->GetRunID() << " start." << G4endl; |
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66 | |
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67 | // save Rndm status |
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68 | G4RunManager::GetRunManager()->SetRandomNumberStore(true); |
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69 | CLHEP::HepRandom::showEngineStatus(); |
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70 | |
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71 | ProcCounter = new ProcessesCount; |
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72 | |
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73 | histoManager->book(); |
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74 | } |
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75 | |
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76 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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77 | |
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78 | void RunAction::CountProcesses(G4String procName) |
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79 | { |
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80 | //does the process already encounted ? |
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81 | size_t nbProc = ProcCounter->size(); |
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82 | size_t i = 0; |
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83 | while ((i<nbProc)&&((*ProcCounter)[i]->GetName()!=procName)) i++; |
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84 | if (i == nbProc) ProcCounter->push_back( new OneProcessCount(procName)); |
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85 | |
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86 | (*ProcCounter)[i]->Count(); |
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87 | } |
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88 | |
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89 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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90 | |
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91 | void RunAction::EndOfRunAction(const G4Run* aRun) |
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92 | { |
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93 | G4int NbOfEvents = aRun->GetNumberOfEvent(); |
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94 | if (NbOfEvents == 0) return; |
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95 | |
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96 | std::ios::fmtflags mode = G4cout.flags(); |
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97 | G4int prec = G4cout.precision(2); |
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98 | |
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99 | G4Material* material = detector->GetMaterial(); |
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100 | G4double length = detector->GetSize(); |
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101 | G4double density = material->GetDensity(); |
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102 | |
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103 | G4String particle = primary->GetParticleGun()->GetParticleDefinition() |
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104 | ->GetParticleName(); |
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105 | G4double energy = primary->GetParticleGun()->GetParticleEnergy(); |
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106 | |
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107 | G4cout << "\n The run consists of " << NbOfEvents << " "<< particle << " of " |
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108 | << G4BestUnit(energy,"Energy") << " through " |
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109 | << G4BestUnit(length,"Length") << " of " |
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110 | << material->GetName() << " (density: " |
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111 | << G4BestUnit(density,"Volumic Mass") << ")" << G4endl; |
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112 | |
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113 | //total number of process calls |
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114 | G4double countTot = 0.; |
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115 | G4cout << "\n Number of process calls --->"; |
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116 | for (size_t i=0; i< ProcCounter->size();i++) { |
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117 | G4String procName = (*ProcCounter)[i]->GetName(); |
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118 | if (procName != "Transportation") { |
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119 | G4int count = (*ProcCounter)[i]->GetCounter(); |
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120 | G4cout << "\t" << procName << " : " << count; |
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121 | countTot += count; |
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122 | } |
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123 | } |
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124 | G4cout << G4endl; |
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125 | |
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126 | //compute totalCrossSection, meanFreePath and massicCrossSection |
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127 | // |
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128 | G4double totalCrossSection = countTot/(NbOfEvents*length); |
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129 | G4double MeanFreePath = 1./totalCrossSection; |
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130 | G4double massCrossSection =totalCrossSection/density; |
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131 | |
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132 | G4cout.precision(5); |
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133 | G4cout << "\n Simulation: " |
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134 | << "total CrossSection = " << totalCrossSection*cm << " /cm" |
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135 | << "\t MeanFreePath = " << G4BestUnit(MeanFreePath,"Length") |
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136 | << "\t massicCrossSection = " << massCrossSection*g/cm2 << " cm2/g" |
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137 | << G4endl; |
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138 | |
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139 | //compute theoritical predictions |
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140 | // |
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141 | if(particle == "mu+" || particle == "mu-") { |
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142 | totalCrossSection = 0.; |
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143 | for (size_t i=0; i< ProcCounter->size();i++) { |
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144 | G4String procName = (*ProcCounter)[i]->GetName(); |
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145 | if (procName != "Transportation") |
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146 | totalCrossSection += ComputeTheory(procName, NbOfEvents); |
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147 | } |
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148 | |
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149 | MeanFreePath = 1./totalCrossSection; |
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150 | massCrossSection = totalCrossSection/density; |
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151 | |
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152 | G4cout << " Theory: " |
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153 | << "total CrossSection = " << totalCrossSection*cm << " /cm" |
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154 | << "\t MeanFreePath = " << G4BestUnit(MeanFreePath,"Length") |
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155 | << "\t massicCrossSection = " << massCrossSection*g/cm2 << " cm2/g" |
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156 | << G4endl; |
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157 | } |
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158 | |
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159 | G4cout.setf(mode,std::ios::floatfield); |
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160 | G4cout.precision(prec); |
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161 | |
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162 | // delete and remove all contents in ProcCounter |
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163 | while (ProcCounter->size()>0){ |
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164 | OneProcessCount* aProcCount=ProcCounter->back(); |
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165 | ProcCounter->pop_back(); |
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166 | delete aProcCount; |
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167 | } |
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168 | delete ProcCounter; |
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169 | |
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170 | histoManager->save(); |
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171 | |
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172 | // show Rndm status |
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173 | CLHEP::HepRandom::showEngineStatus(); |
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174 | } |
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175 | |
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176 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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177 | |
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178 | G4double RunAction::ComputeTheory(G4String process, G4int NbOfMu) |
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179 | { |
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180 | G4Material* material = detector->GetMaterial(); |
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181 | G4double length = detector->GetSize(); |
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182 | G4double ekin = primary->GetParticleGun()->GetParticleEnergy(); |
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183 | MuCrossSections crossSections; |
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184 | |
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185 | G4int id = 0; G4double cut = 0.; |
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186 | if (process == "muIoni") {id = 1; cut = GetEnergyCut(material,1);} |
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187 | else if (process == "muPairProd") {id = 2; cut = 2*(GetEnergyCut(material,1) |
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188 | + electron_mass_c2); } |
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189 | else if (process == "muBrems") {id = 3; cut = GetEnergyCut(material,0);} |
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190 | else if (process == "muNucl") id = 4; |
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191 | else if (process == "hIoni") {id = 5; cut = GetEnergyCut(material,1);} |
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192 | else if (process == "hPairProd") {id = 6; cut = 2*(GetEnergyCut(material,1) |
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193 | + electron_mass_c2); } |
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194 | else if (process == "hBrems") {id = 7; cut = GetEnergyCut(material,0);} |
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195 | if (id == 0) return 0.; |
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196 | |
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197 | G4int nbOfBins = 100; |
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198 | G4double binMin = -10., binMax = 0., binWidth = (binMax-binMin)/nbOfBins; |
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199 | |
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200 | #ifdef G4ANALYSIS_USE |
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201 | //create histo for theoritical crossSections, with same bining as simulation |
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202 | // |
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203 | const G4String label[] = { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", |
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204 | "10", "11", "12", "13", "14", "15", "16", "17", "18", "19"}; |
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205 | |
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206 | AIDA::IHistogram1D* histoMC = 0; AIDA::IHistogram1D* histoTh = 0; |
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207 | if (histoManager->HistoExist(id)) { |
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208 | histoMC = histoManager->GetHisto(id); |
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209 | nbOfBins = histoManager->GetNbins(id); |
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210 | binMin = histoManager->GetVmin (id); |
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211 | binMax = histoManager->GetVmax (id); |
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212 | binWidth = histoManager->GetBinWidth(id); |
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213 | |
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214 | G4String labelTh = label[MaxHisto + id]; |
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215 | G4String titleTh = histoManager->GetTitle(id) + " (Th)"; |
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216 | histoTh = histoManager->GetHistogramFactory() |
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217 | ->createHistogram1D(labelTh,titleTh,nbOfBins,binMin,binMax); |
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218 | } |
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219 | #endif |
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220 | |
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221 | //compute and plot differential crossSection, as function of energy transfert. |
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222 | //compute and return integrated crossSection for a given process. |
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223 | //(note: to compare with simulation, the integrated crossSection is function |
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224 | // of the energy cut.) |
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225 | // |
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226 | G4double lgeps, etransf, sigmaE, dsigma, NbProcess; |
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227 | G4double sigmaTot = 0.; |
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228 | const G4double ln10 = std::log(10.); |
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229 | |
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230 | for (G4int ibin=0; ibin<nbOfBins; ibin++) { |
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231 | lgeps = binMin + (ibin+0.5)*binWidth; |
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232 | etransf = ekin*std::pow(10.,lgeps); |
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233 | sigmaE = crossSections.CR_Macroscopic(process,material,ekin,etransf); |
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234 | dsigma = sigmaE*etransf*binWidth*ln10; |
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235 | if (etransf > cut) sigmaTot += dsigma; |
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236 | NbProcess = NbOfMu*length*dsigma; |
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237 | #ifdef G4ANALYSIS_USE |
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238 | if (histoTh) histoTh->fill(lgeps,NbProcess); |
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239 | #endif |
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240 | } |
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241 | |
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242 | #ifdef G4ANALYSIS_USE |
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243 | //compare simulation and theory |
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244 | // |
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245 | if (histoMC && histoTh) histoManager->GetHistogramFactory() |
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246 | ->divide(label[2*MaxHisto+id], *histoMC, *histoTh); |
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247 | #endif |
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248 | |
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249 | //return integrated crossSection |
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250 | // |
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251 | return sigmaTot; |
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252 | } |
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253 | |
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254 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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255 | |
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256 | #include "G4ProductionCutsTable.hh" |
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257 | |
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258 | G4double RunAction::GetEnergyCut(G4Material* material, G4int idParticle) |
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259 | { |
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260 | G4ProductionCutsTable* table = G4ProductionCutsTable::GetProductionCutsTable(); |
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261 | |
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262 | size_t index = 0; |
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263 | while ( (table->GetMaterialCutsCouple(index)->GetMaterial() != material) && |
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264 | (index < table->GetTableSize())) index++; |
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265 | |
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266 | return (*(table->GetEnergyCutsVector(idParticle)))[index]; |
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267 | } |
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268 | |
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269 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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270 | |
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