[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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[1230] | 26 | // $Id: RunAction.cc,v 1.4 2008/03/31 10:22:59 vnivanch Exp $ |
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| 27 | // GEANT4 tag $Name: geant4-09-03-cand-01 $ |
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[807] | 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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[1230] | 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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[807] | 148 | |
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[1230] | 149 | MeanFreePath = 1./totalCrossSection; |
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| 150 | massCrossSection = totalCrossSection/density; |
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[807] | 151 | |
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[1230] | 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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[807] | 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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[1230] | 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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[807] | 188 | + electron_mass_c2); } |
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[1230] | 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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[807] | 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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