[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 | // $Id: RunAction.cc,v 1.5 2006/06/29 16:47:13 gunter Exp $ |
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[1230] | 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 | |
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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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