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 1.5 2006/06/29 16:47:13 gunter 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 | |
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38 | #include "G4Run.hh" |
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39 | #include "G4RunManager.hh" |
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40 | #include "G4UnitsTable.hh" |
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41 | #include "G4EmCalculator.hh" |
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42 | |
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43 | #include "Randomize.hh" |
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44 | #include <iomanip> |
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45 | |
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46 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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47 | |
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48 | RunAction::RunAction(DetectorConstruction* det, PrimaryGeneratorAction* prim, |
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49 | HistoManager* histo) |
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50 | : detector(det), primary(prim), ProcCounter(0), histoManager(histo) |
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51 | { } |
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52 | |
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53 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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54 | |
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55 | RunAction::~RunAction() |
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56 | { } |
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57 | |
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58 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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59 | |
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60 | void RunAction::BeginOfRunAction(const G4Run* aRun) |
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61 | { |
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62 | G4cout << "### Run " << aRun->GetRunID() << " start." << G4endl; |
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63 | |
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64 | // save Rndm status |
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65 | G4RunManager::GetRunManager()->SetRandomNumberStore(false); |
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66 | CLHEP::HepRandom::showEngineStatus(); |
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67 | |
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68 | ProcCounter = new ProcessesCount; |
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69 | totalCount = 0; |
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70 | |
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71 | truePL = truePL2 = geomPL = geomPL2 = 0.; |
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72 | lDispl = lDispl2 = psiSpa = psiSpa2 = 0.; |
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73 | tetPrj = tetPrj2 = 0.; |
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74 | phiCor = phiCor2 = 0.; |
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75 | |
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76 | histoManager->book(); |
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77 | } |
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78 | |
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79 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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80 | |
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81 | void RunAction::CountProcesses(G4String procName) |
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82 | { |
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83 | //does the process already encounted ? |
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84 | size_t nbProc = ProcCounter->size(); |
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85 | size_t i = 0; |
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86 | while ((i<nbProc)&&((*ProcCounter)[i]->GetName()!=procName)) i++; |
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87 | if (i == nbProc) ProcCounter->push_back( new OneProcessCount(procName)); |
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88 | |
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89 | (*ProcCounter)[i]->Count(); |
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90 | } |
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91 | |
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92 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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93 | |
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94 | void RunAction::EndOfRunAction(const G4Run* aRun) |
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95 | { |
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96 | G4int NbOfEvents = aRun->GetNumberOfEvent(); |
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97 | if (NbOfEvents == 0) return; |
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98 | |
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99 | G4int prec = G4cout.precision(5); |
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100 | |
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101 | G4Material* material = detector->GetMaterial(); |
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102 | G4double density = material->GetDensity(); |
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103 | |
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104 | G4ParticleDefinition* particle = |
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105 | primary->GetParticleGun()->GetParticleDefinition(); |
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106 | G4String Particle = particle->GetParticleName(); |
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107 | G4double energy = primary->GetParticleGun()->GetParticleEnergy(); |
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108 | G4cout << "\n The run consists of " << NbOfEvents << " "<< Particle << " of " |
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109 | << G4BestUnit(energy,"Energy") << " through " |
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110 | << G4BestUnit(detector->GetBoxSize(),"Length") << " of " |
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111 | << material->GetName() << " (density: " |
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112 | << G4BestUnit(density,"Volumic Mass") << ")" << G4endl; |
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113 | |
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114 | //frequency of processes |
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115 | G4cout << "\n Process calls frequency --->"; |
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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 | G4int count = (*ProcCounter)[i]->GetCounter(); |
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119 | G4cout << "\t" << procName << " = " << count; |
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120 | } |
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121 | |
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122 | if (totalCount == 0) return; |
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123 | |
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124 | //compute path length and related quantities |
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125 | // |
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126 | G4double MeanTPL = truePL /totalCount; |
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127 | G4double MeanTPL2 = truePL2/totalCount; |
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128 | G4double rmsTPL = std::sqrt(std::fabs(MeanTPL2 - MeanTPL*MeanTPL)); |
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129 | |
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130 | G4double MeanGPL = geomPL /totalCount; |
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131 | G4double MeanGPL2 = geomPL2/totalCount; |
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132 | G4double rmsGPL = std::sqrt(std::fabs(MeanGPL2 - MeanGPL*MeanGPL)); |
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133 | |
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134 | G4double MeanLaD = lDispl /totalCount; |
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135 | G4double MeanLaD2 = lDispl2/totalCount; |
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136 | G4double rmsLaD = std::sqrt(std::fabs(MeanLaD2 - MeanLaD*MeanLaD)); |
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137 | |
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138 | G4double MeanPsi = psiSpa /(totalCount); |
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139 | G4double MeanPsi2 = psiSpa2/(totalCount); |
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140 | G4double rmsPsi = std::sqrt(std::fabs(MeanPsi2 - MeanPsi*MeanPsi)); |
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141 | |
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142 | G4double MeanTeta = tetPrj /(2*totalCount); |
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143 | G4double MeanTeta2 = tetPrj2/(2*totalCount); |
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144 | G4double rmsTeta = std::sqrt(std::fabs(MeanTeta2 - MeanTeta*MeanTeta)); |
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145 | |
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146 | G4double MeanCorrel = phiCor /(totalCount); |
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147 | G4double MeanCorrel2 = phiCor2/(totalCount); |
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148 | G4double rmsCorrel = std::sqrt(std::fabs(MeanCorrel2-MeanCorrel*MeanCorrel)); |
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149 | |
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150 | G4cout << "\n\n truePathLength :\t" << G4BestUnit(MeanTPL,"Length") |
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151 | << " +- " << G4BestUnit( rmsTPL,"Length") |
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152 | << "\n geomPathLength :\t" << G4BestUnit(MeanGPL,"Length") |
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153 | << " +- " << G4BestUnit( rmsGPL,"Length") |
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154 | << "\n lateralDisplac :\t" << G4BestUnit(MeanLaD,"Length") |
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155 | << " +- " << G4BestUnit( rmsLaD,"Length") |
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156 | << "\n Psi :\t" << MeanPsi/mrad << " mrad" |
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157 | << " +- " << rmsPsi /mrad << " mrad" |
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158 | << " (" << MeanPsi/deg << " deg" |
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159 | << " +- " << rmsPsi /deg << " deg)" |
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160 | << G4endl; |
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161 | |
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162 | G4cout << "\n Theta_plane :\t" << rmsTeta/mrad << " mrad" |
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163 | << " (" << rmsTeta/deg << " deg)" |
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164 | << "\n phi correlation:\t" << MeanCorrel |
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165 | << " +- " << rmsCorrel |
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166 | << " (std::cos(phi_pos - phi_dir))" |
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167 | << G4endl; |
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168 | |
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169 | |
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170 | //cross check from G4EmCalculator |
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171 | // |
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172 | G4cout << "\n Verification from G4EmCalculator. \n"; |
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173 | |
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174 | G4EmCalculator emCal; |
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175 | |
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176 | //get transport mean free path (for multiple scattering) |
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177 | G4double MSmfp = emCal.GetMeanFreePath(energy,particle,"msc",material); |
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178 | |
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179 | //get range from restricted dedx |
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180 | G4double range = emCal.GetRangeFromRestricteDEDX(energy,particle,material); |
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181 | |
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182 | //effective facRange |
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183 | G4double efFacrange = MeanTPL/std::max(MSmfp, range); |
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184 | if (MeanTPL/range >= 0.99) efFacrange = 1.; |
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185 | |
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186 | G4cout << "\n transport mean free path :\t" << G4BestUnit(MSmfp,"Length") |
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187 | << "\n range from restrict dE/dx:\t" << G4BestUnit(range,"Length") |
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188 | << "\n ---> effective facRange :\t" << efFacrange |
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189 | << G4endl; |
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190 | |
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191 | G4cout << "\n compute theta0 from Highland :\t" |
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192 | << ComputeMscHighland(MeanTPL)/mrad << " mrad" |
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193 | << " (" << ComputeMscHighland(MeanTPL)/deg << " deg)" |
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194 | << G4endl; |
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195 | |
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196 | //restore default format |
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197 | G4cout.precision(prec); |
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198 | |
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199 | // delete and remove all contents in ProcCounter |
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200 | while (ProcCounter->size()>0){ |
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201 | OneProcessCount* aProcCount=ProcCounter->back(); |
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202 | ProcCounter->pop_back(); |
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203 | delete aProcCount; |
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204 | } |
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205 | delete ProcCounter; |
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206 | |
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207 | histoManager->save(); |
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208 | |
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209 | // show Rndm status |
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210 | CLHEP::HepRandom::showEngineStatus(); |
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211 | } |
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212 | |
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213 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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214 | |
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215 | G4double RunAction::ComputeMscHighland(G4double pathLength) |
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216 | { |
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217 | //compute the width of the Gaussian central part of the MultipleScattering |
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218 | //projected angular distribution. |
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219 | //Eur. Phys. Jour. C15 (2000) page 166, formule 23.9 |
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220 | |
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221 | G4double t = pathLength/(detector->GetMaterial()->GetRadlen()); |
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222 | if (t < DBL_MIN) return 0.; |
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223 | |
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224 | G4ParticleGun* particle = primary->GetParticleGun(); |
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225 | G4double T = particle->GetParticleEnergy(); |
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226 | G4double M = particle->GetParticleDefinition()->GetPDGMass(); |
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227 | G4double z = std::abs(particle->GetParticleDefinition()->GetPDGCharge()/eplus); |
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228 | |
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229 | G4double bpc = T*(T+2*M)/(T+M); |
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230 | G4double teta0 = 13.6*MeV*z*std::sqrt(t)*(1.+0.038*std::log(t))/bpc; |
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231 | return teta0; |
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232 | } |
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233 | |
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234 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
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