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25 // 22 //
26 /// \file electromagnetic/TestEm5/src/RunActio << 23 // $Id: RunAction.cc,v 1.19 2005/03/16 16:03:47 maire Exp $
27 /// \brief Implementation of the RunAction cla << 24 // GEANT4 tag $Name: geant4-07-01 $
28 // <<
29 // 25 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 26 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 27 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 28
33 #include "RunAction.hh" 29 #include "RunAction.hh"
34 <<
35 #include "DetectorConstruction.hh" 30 #include "DetectorConstruction.hh"
36 #include "HistoManager.hh" <<
37 #include "PrimaryGeneratorAction.hh" 31 #include "PrimaryGeneratorAction.hh"
38 #include "Run.hh" << 32 #include "HistoManager.hh"
39 33
40 #include "G4EmCalculator.hh" <<
41 #include "G4Run.hh" 34 #include "G4Run.hh"
42 #include "G4SystemOfUnits.hh" << 35 #include "G4RunManager.hh"
43 #include "G4UnitsTable.hh" 36 #include "G4UnitsTable.hh"
44 #include "Randomize.hh" << 37 #include "G4EmCalculator.hh"
45 38
>> 39 #include "Randomize.hh"
46 #include <iomanip> 40 #include <iomanip>
47 41
48 //....oooOO0OOooo........oooOO0OOooo........oo 42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
49 43
50 RunAction::RunAction(DetectorConstruction* det << 44 RunAction::RunAction(DetectorConstruction* det, PrimaryGeneratorAction* kin,
51 : fDetector(det), fPrimary(kin) << 45 HistoManager* histo)
52 { << 46 :detector(det), primary(kin), histoManager(histo)
53 // Book predefined histograms << 47 { }
54 fHistoManager = new HistoManager(); <<
55 } <<
56 48
57 //....oooOO0OOooo........oooOO0OOooo........oo 49 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
58 50
59 RunAction::~RunAction() 51 RunAction::~RunAction()
60 { << 52 { }
61 delete fHistoManager; <<
62 } <<
63 53
64 //....oooOO0OOooo........oooOO0OOooo........oo 54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
65 55
66 G4Run* RunAction::GenerateRun() << 56 void RunAction::BeginOfRunAction(const G4Run* aRun)
67 { 57 {
68 fRun = new Run(fDetector); << 58 G4cout << "### Run " << aRun->GetRunID() << " start." << G4endl;
69 return fRun; << 59
>> 60 //initialisation
>> 61 EnergyDeposit = EnergyDeposit2 = 0.;
>> 62 TrakLenCharged = TrakLenCharged2 = 0.;
>> 63 TrakLenNeutral = TrakLenNeutral2 = 0.;
>> 64 nbStepsCharged = nbStepsCharged2 = 0.;
>> 65 nbStepsNeutral = nbStepsNeutral2 = 0.;
>> 66 MscProjecTheta = MscProjecTheta2 = 0.;
>> 67
>> 68 nbGamma = nbElect = nbPosit = 0;
>> 69
>> 70 Transmit[0] = Transmit[1] = Reflect[0] = Reflect[1] = 0;
>> 71
>> 72 histoManager->book();
>> 73
>> 74 // save Rndm status
>> 75 G4RunManager::GetRunManager()->SetRandomNumberStore(true);
>> 76 HepRandom::showEngineStatus();
70 } 77 }
71 78
72 //....oooOO0OOooo........oooOO0OOooo........oo 79 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
73 80
74 void RunAction::BeginOfRunAction(const G4Run*) << 81 void RunAction::EndOfRunAction(const G4Run* aRun)
75 { 82 {
76 // show Rndm status << 83 // compute mean and rms
77 if (isMaster) G4Random::showEngineStatus(); << 84 //
>> 85 G4int TotNbofEvents = aRun->GetNumberOfEvent();
>> 86 if (TotNbofEvents == 0) return;
78 87
79 // keep run condition << 88 EnergyDeposit /= TotNbofEvents; EnergyDeposit2 /= TotNbofEvents;
80 if (fPrimary) { << 89 G4double rmsEdep = EnergyDeposit2 - EnergyDeposit*EnergyDeposit;
81 G4ParticleDefinition* particle = fPrimary- << 90 if (rmsEdep>0.) rmsEdep = std::sqrt(rmsEdep/TotNbofEvents);
82 G4double energy = fPrimary->GetParticleGun << 91 else rmsEdep = 0.;
83 fRun->SetPrimary(particle, energy); << 92
>> 93 TrakLenCharged /= TotNbofEvents; TrakLenCharged2 /= TotNbofEvents;
>> 94 G4double rmsTLCh = TrakLenCharged2 - TrakLenCharged*TrakLenCharged;
>> 95 if (rmsTLCh>0.) rmsTLCh = std::sqrt(rmsTLCh/TotNbofEvents);
>> 96 else rmsTLCh = 0.;
>> 97
>> 98 TrakLenNeutral /= TotNbofEvents; TrakLenNeutral2 /= TotNbofEvents;
>> 99 G4double rmsTLNe = TrakLenNeutral2 - TrakLenNeutral*TrakLenNeutral;
>> 100 if (rmsTLNe>0.) rmsTLNe = std::sqrt(rmsTLNe/TotNbofEvents);
>> 101 else rmsTLNe = 0.;
>> 102
>> 103 nbStepsCharged /= TotNbofEvents; nbStepsCharged2 /= TotNbofEvents;
>> 104 G4double rmsStCh = nbStepsCharged2 - nbStepsCharged*nbStepsCharged;
>> 105 if (rmsStCh>0.) rmsStCh = std::sqrt(rmsTLCh/TotNbofEvents);
>> 106 else rmsStCh = 0.;
>> 107
>> 108 nbStepsNeutral /= TotNbofEvents; nbStepsNeutral2 /= TotNbofEvents;
>> 109 G4double rmsStNe = nbStepsNeutral2 - nbStepsNeutral*nbStepsNeutral;
>> 110 if (rmsStNe>0.) rmsStNe = std::sqrt(rmsTLCh/TotNbofEvents);
>> 111 else rmsStNe = 0.;
>> 112
>> 113 G4double Gamma = (double)nbGamma/TotNbofEvents;
>> 114 G4double Elect = (double)nbElect/TotNbofEvents;
>> 115 G4double Posit = (double)nbPosit/TotNbofEvents;
>> 116
>> 117 G4double transmit[2];
>> 118 transmit[0] = 100.*Transmit[0]/TotNbofEvents;
>> 119 transmit[1] = 100.*Transmit[1]/TotNbofEvents;
>> 120
>> 121 G4double reflect[2];
>> 122 reflect[0] = 100.*Reflect[0]/TotNbofEvents;
>> 123 reflect[1] = 100.*Reflect[1]/TotNbofEvents;
>> 124
>> 125 G4double rmsMsc = 0.;
>> 126 if (Transmit[1] > 0) {
>> 127 MscProjecTheta /= (2*Transmit[1]); MscProjecTheta2 /= (2*Transmit[1]);
>> 128 rmsMsc = MscProjecTheta2 - MscProjecTheta*MscProjecTheta;
>> 129 if (rmsMsc > 0.) rmsMsc = std::sqrt(rmsMsc);
84 } 130 }
85 << 131
86 // histograms << 132 //Stopping Power from input Table.
87 // 133 //
88 G4AnalysisManager* analysisManager = G4Analy << 134 G4Material* material = detector->GetAbsorberMaterial();
89 if (analysisManager->IsActive()) { << 135 G4double length = detector->GetAbsorberThickness();
90 analysisManager->OpenFile(); << 136 G4double density = material->GetDensity();
>> 137
>> 138 G4ParticleDefinition* particle = primary->GetParticleGun()
>> 139 ->GetParticleDefinition();
>> 140 G4String partName = particle->GetParticleName();
>> 141 G4double energy = primary->GetParticleGun()->GetParticleEnergy();
>> 142
>> 143 G4EmCalculator emCalculator;
>> 144 G4double dEdxTable = 0.;
>> 145 if (particle->GetPDGCharge()!= 0.) {
>> 146 dEdxTable = emCalculator.GetDEDX(energy,particle,material);
91 } 147 }
92 } << 148 G4double stopTable = dEdxTable/density;
>> 149
>> 150 //Stopping Power from simulation.
>> 151 //
>> 152 G4double meandEdx = EnergyDeposit/length;
>> 153 G4double stopPower = meandEdx/density;
>> 154
>> 155 G4cout << "\n ======================== run summary ======================\n";
>> 156
>> 157 G4int prec = G4cout.precision(2);
>> 158
>> 159 G4cout << "\n The run was " << TotNbofEvents << " " << partName << " of "
>> 160 << G4BestUnit(energy,"Energy") << " through "
>> 161 << G4BestUnit(length,"Length") << " of "
>> 162 << material->GetName() << " (density: "
>> 163 << G4BestUnit(density,"Volumic Mass") << ")" << G4endl;
>> 164
>> 165 G4cout.precision(4);
>> 166 G4cout << "\n Total energy deposit in absorber per event = "
>> 167 << G4BestUnit(EnergyDeposit,"Energy") << " +- "
>> 168 << G4BestUnit(rmsEdep, "Energy")
>> 169 << G4endl;
>> 170
>> 171 G4cout << "\n Mean dE/dx = " << meandEdx/(MeV/cm) << " MeV/cm"
>> 172 << "\t stopping Power = " << stopPower/(MeV*cm2/g) << " MeV*cm2/g"
>> 173 << G4endl;
>> 174
>> 175 G4cout << " (from Table = " << dEdxTable/(MeV/cm) << " MeV/cm)"
>> 176 << "\t (from Table = " << stopTable/(MeV*cm2/g) << " MeV*cm2/g)"
>> 177 << G4endl;
>> 178
>> 179 G4cout << "\n Total track length (charged) in absorber per event = "
>> 180 << G4BestUnit(TrakLenCharged,"Length") << " +- "
>> 181 << G4BestUnit(rmsTLCh, "Length") << G4endl;
>> 182
>> 183 G4cout << " Total track length (neutral) in absorber per event = "
>> 184 << G4BestUnit(TrakLenNeutral,"Length") << " +- "
>> 185 << G4BestUnit(rmsTLNe, "Length") << G4endl;
>> 186
>> 187 G4cout << "\n Number of steps (charged) in absorber per event = "
>> 188 << nbStepsCharged << " +- " << rmsStCh << G4endl;
>> 189
>> 190 G4cout << " Number of steps (neutral) in absorber per event = "
>> 191 << nbStepsNeutral << " +- " << rmsStNe << G4endl;
>> 192
>> 193 G4cout << "\n Number of secondaries per event : Gammas = " << Gamma
>> 194 << "; electrons = " << Elect
>> 195 << "; positrons = " << Posit << G4endl;
>> 196
>> 197 G4cout << "\n Number of events with the primary particle transmitted = "
>> 198 << transmit[1] << " %" << G4endl;
>> 199
>> 200 G4cout << " Number of events with at least 1 particle transmitted "
>> 201 << "(same charge as primary) = " << transmit[0] << " %" << G4endl;
93 202
94 //....oooOO0OOooo........oooOO0OOooo........oo << 203 G4cout << "\n Number of events with the primary particle reflected = "
>> 204 << reflect[1] << " %" << G4endl;
95 205
96 void RunAction::EndOfRunAction(const G4Run*) << 206 G4cout << " Number of events with at least 1 particle reflected "
97 { << 207 << "(same charge as primary) = " << reflect[0] << " %" << G4endl;
98 // print Run summary << 208
>> 209 // compute width of the Gaussian central part of the MultipleScattering
99 // 210 //
100 if (isMaster) fRun->EndOfRun(); << 211 if (histoManager->HistoExist(6)) {
>> 212 G4cout << "\n MultipleScattering: rms proj angle of transmit primary particle = "
>> 213 << rmsMsc/mrad << " mrad " << G4endl;
101 214
102 // save histograms << 215 G4cout << " MultipleScattering: computed theta0 (Highland formula) = "
103 G4AnalysisManager* analysisManager = G4Analy << 216 << ComputeMscHighland()/mrad << " mrad" << G4endl;
104 if (analysisManager->IsActive()) { << 217 }
105 analysisManager->Write(); << 218
106 analysisManager->CloseFile(); << 219 G4cout.precision(prec);
107 } << 220
>> 221 histoManager->save();
108 222
109 // show Rndm status 223 // show Rndm status
110 if (isMaster) G4Random::showEngineStatus(); << 224 HepRandom::showEngineStatus();
>> 225 }
>> 226
>> 227 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 228
>> 229 G4double RunAction::ComputeMscHighland()
>> 230 {
>> 231 //compute the width of the Gaussian central part of the MultipleScattering
>> 232 //projected angular distribution.
>> 233 //Eur. Phys. Jour. C15 (2000) page 166, formule 23.9
>> 234
>> 235 G4double t = (detector->GetAbsorberThickness())
>> 236 /(detector->GetAbsorberMaterial()->GetRadlen());
>> 237 if (t < DBL_MIN) return 0.;
>> 238
>> 239 G4ParticleGun* particle = primary->GetParticleGun();
>> 240 G4double T = particle->GetParticleEnergy();
>> 241 G4double M = particle->GetParticleDefinition()->GetPDGMass();
>> 242 G4double z = std::abs(particle->GetParticleDefinition()->GetPDGCharge()/eplus);
>> 243
>> 244 G4double bpc = T*(T+2*M)/(T+M);
>> 245 G4double teta0 = 13.6*MeV*z*std::sqrt(t)*(1.+0.038*std::log(t))/bpc;
>> 246 return teta0;
111 } 247 }
112 248
113 //....oooOO0OOooo........oooOO0OOooo........oo 249 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
114 250