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25 // 25 //
26 /// \file electromagnetic/TestEm5/src/RunActio << 26 // $Id: RunAction.cc,v 1.25 2007/11/21 17:41:19 maire Exp $
27 /// \brief Implementation of the RunAction cla << 27 // GEANT4 tag $Name: geant4-09-01-patch-01 $
28 // <<
29 // 28 //
30 //....oooOO0OOooo........oooOO0OOooo........oo 29 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oo 30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32 31
33 #include "RunAction.hh" 32 #include "RunAction.hh"
34 <<
35 #include "DetectorConstruction.hh" 33 #include "DetectorConstruction.hh"
36 #include "HistoManager.hh" <<
37 #include "PrimaryGeneratorAction.hh" 34 #include "PrimaryGeneratorAction.hh"
38 #include "Run.hh" << 35 #include "HistoManager.hh"
39 36
40 #include "G4EmCalculator.hh" <<
41 #include "G4Run.hh" 37 #include "G4Run.hh"
42 #include "G4SystemOfUnits.hh" << 38 #include "G4RunManager.hh"
43 #include "G4UnitsTable.hh" 39 #include "G4UnitsTable.hh"
44 #include "Randomize.hh" << 40 #include "G4EmCalculator.hh"
45 41
>> 42 #include "Randomize.hh"
46 #include <iomanip> 43 #include <iomanip>
47 44
48 //....oooOO0OOooo........oooOO0OOooo........oo 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
49 46
50 RunAction::RunAction(DetectorConstruction* det << 47 RunAction::RunAction(DetectorConstruction* det, PrimaryGeneratorAction* kin,
51 : fDetector(det), fPrimary(kin) << 48 HistoManager* histo)
52 { << 49 :detector(det), primary(kin), histoManager(histo)
53 // Book predefined histograms << 50 { }
54 fHistoManager = new HistoManager(); <<
55 } <<
56 51
57 //....oooOO0OOooo........oooOO0OOooo........oo 52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
58 53
59 RunAction::~RunAction() 54 RunAction::~RunAction()
60 { << 55 { }
61 delete fHistoManager; <<
62 } <<
63 56
64 //....oooOO0OOooo........oooOO0OOooo........oo 57 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
65 58
66 G4Run* RunAction::GenerateRun() << 59 void RunAction::BeginOfRunAction(const G4Run* aRun)
67 { 60 {
68 fRun = new Run(fDetector); << 61 G4cout << "### Run " << aRun->GetRunID() << " start." << G4endl;
69 return fRun; << 62
>> 63 //initialisation
>> 64 EnergyDeposit = EnergyDeposit2 = 0.;
>> 65 TrakLenCharged = TrakLenCharged2 = 0.;
>> 66 TrakLenNeutral = TrakLenNeutral2 = 0.;
>> 67 nbStepsCharged = nbStepsCharged2 = 0.;
>> 68 nbStepsNeutral = nbStepsNeutral2 = 0.;
>> 69 MscProjecTheta = MscProjecTheta2 = 0.;
>> 70 MscThetaCentral = 3*ComputeMscHighland();
>> 71
>> 72 nbGamma = nbElect = nbPosit = 0;
>> 73
>> 74 Transmit[0] = Transmit[1] = Reflect[0] = Reflect[1] = 0;
>> 75
>> 76 MscEntryCentral = 0;
>> 77
>> 78 EnergyLeak[0] = EnergyLeak[1] = EnergyLeak2[0] = EnergyLeak2[1] = 0.;
>> 79
>> 80 histoManager->book();
>> 81
>> 82 // save Rndm status
>> 83 G4RunManager::GetRunManager()->SetRandomNumberStore(true);
>> 84 CLHEP::HepRandom::showEngineStatus();
70 } 85 }
71 86
72 //....oooOO0OOooo........oooOO0OOooo........oo 87 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
73 88
74 void RunAction::BeginOfRunAction(const G4Run*) << 89 void RunAction::EndOfRunAction(const G4Run* aRun)
75 { 90 {
76 // show Rndm status << 91 // compute mean and rms
77 if (isMaster) G4Random::showEngineStatus(); << 92 //
78 << 93 G4int TotNbofEvents = aRun->GetNumberOfEvent();
79 // keep run condition << 94 if (TotNbofEvents == 0) return;
80 if (fPrimary) { << 95
81 G4ParticleDefinition* particle = fPrimary- << 96 G4double EnergyBalance = EnergyDeposit + EnergyLeak[0] + EnergyLeak[1];
82 G4double energy = fPrimary->GetParticleGun << 97 EnergyBalance /= TotNbofEvents;
83 fRun->SetPrimary(particle, energy); << 98
>> 99 EnergyDeposit /= TotNbofEvents; EnergyDeposit2 /= TotNbofEvents;
>> 100 G4double rmsEdep = EnergyDeposit2 - EnergyDeposit*EnergyDeposit;
>> 101 if (rmsEdep>0.) rmsEdep = std::sqrt(rmsEdep/TotNbofEvents);
>> 102 else rmsEdep = 0.;
>> 103
>> 104 TrakLenCharged /= TotNbofEvents; TrakLenCharged2 /= TotNbofEvents;
>> 105 G4double rmsTLCh = TrakLenCharged2 - TrakLenCharged*TrakLenCharged;
>> 106 if (rmsTLCh>0.) rmsTLCh = std::sqrt(rmsTLCh/TotNbofEvents);
>> 107 else rmsTLCh = 0.;
>> 108
>> 109 TrakLenNeutral /= TotNbofEvents; TrakLenNeutral2 /= TotNbofEvents;
>> 110 G4double rmsTLNe = TrakLenNeutral2 - TrakLenNeutral*TrakLenNeutral;
>> 111 if (rmsTLNe>0.) rmsTLNe = std::sqrt(rmsTLNe/TotNbofEvents);
>> 112 else rmsTLNe = 0.;
>> 113
>> 114 nbStepsCharged /= TotNbofEvents; nbStepsCharged2 /= TotNbofEvents;
>> 115 G4double rmsStCh = nbStepsCharged2 - nbStepsCharged*nbStepsCharged;
>> 116 if (rmsStCh>0.) rmsStCh = std::sqrt(rmsTLCh/TotNbofEvents);
>> 117 else rmsStCh = 0.;
>> 118
>> 119 nbStepsNeutral /= TotNbofEvents; nbStepsNeutral2 /= TotNbofEvents;
>> 120 G4double rmsStNe = nbStepsNeutral2 - nbStepsNeutral*nbStepsNeutral;
>> 121 if (rmsStNe>0.) rmsStNe = std::sqrt(rmsTLCh/TotNbofEvents);
>> 122 else rmsStNe = 0.;
>> 123
>> 124 G4double Gamma = (double)nbGamma/TotNbofEvents;
>> 125 G4double Elect = (double)nbElect/TotNbofEvents;
>> 126 G4double Posit = (double)nbPosit/TotNbofEvents;
>> 127
>> 128 G4double transmit[2];
>> 129 transmit[0] = 100.*Transmit[0]/TotNbofEvents;
>> 130 transmit[1] = 100.*Transmit[1]/TotNbofEvents;
>> 131
>> 132 G4double reflect[2];
>> 133 reflect[0] = 100.*Reflect[0]/TotNbofEvents;
>> 134 reflect[1] = 100.*Reflect[1]/TotNbofEvents;
>> 135
>> 136 G4double rmsMsc = 0., tailMsc = 0.;
>> 137 if (MscEntryCentral > 0) {
>> 138 MscProjecTheta /= MscEntryCentral; MscProjecTheta2 /= MscEntryCentral;
>> 139 rmsMsc = MscProjecTheta2 - MscProjecTheta*MscProjecTheta;
>> 140 if (rmsMsc > 0.) rmsMsc = std::sqrt(rmsMsc);
>> 141 tailMsc = 100.- (100.*MscEntryCentral)/(2*Transmit[1]);
84 } 142 }
85 << 143
86 // histograms << 144 EnergyLeak[0] /= TotNbofEvents; EnergyLeak2[0] /= TotNbofEvents;
>> 145 G4double rmsEl0 = EnergyLeak2[0] - EnergyLeak[0]*EnergyLeak[0];
>> 146 if (rmsEl0>0.) rmsEl0 = std::sqrt(rmsEl0/TotNbofEvents);
>> 147 else rmsEl0 = 0.;
>> 148
>> 149 EnergyLeak[1] /= TotNbofEvents; EnergyLeak2[1] /= TotNbofEvents;
>> 150 G4double rmsEl1 = EnergyLeak2[1] - EnergyLeak[1]*EnergyLeak[1];
>> 151 if (rmsEl1>0.) rmsEl1 = std::sqrt(rmsEl1/TotNbofEvents);
>> 152 else rmsEl1 = 0.;
>> 153
>> 154
>> 155 //Stopping Power from input Table.
87 // 156 //
88 G4AnalysisManager* analysisManager = G4Analy << 157 G4Material* material = detector->GetAbsorberMaterial();
89 if (analysisManager->IsActive()) { << 158 G4double length = detector->GetAbsorberThickness();
90 analysisManager->OpenFile(); << 159 G4double density = material->GetDensity();
>> 160
>> 161 G4ParticleDefinition* particle = primary->GetParticleGun()
>> 162 ->GetParticleDefinition();
>> 163 G4String partName = particle->GetParticleName();
>> 164 G4double energy = primary->GetParticleGun()->GetParticleEnergy();
>> 165
>> 166 G4EmCalculator emCalculator;
>> 167 G4double dEdxTable = 0., dEdxFull = 0.;
>> 168 if (particle->GetPDGCharge()!= 0.) {
>> 169 dEdxTable = emCalculator.GetDEDX(energy,particle,material);
>> 170 dEdxFull = emCalculator.ComputeTotalDEDX(energy,particle,material);
91 } 171 }
92 } << 172 G4double stopTable = dEdxTable/density;
>> 173 G4double stopFull = dEdxFull /density;
>> 174
>> 175 //Stopping Power from simulation.
>> 176 //
>> 177 G4double meandEdx = EnergyDeposit/length;
>> 178 G4double stopPower = meandEdx/density;
>> 179
>> 180 G4cout << "\n ======================== run summary ======================\n";
>> 181
>> 182 G4int prec = G4cout.precision(3);
>> 183
>> 184 G4cout << "\n The run was " << TotNbofEvents << " " << partName << " of "
>> 185 << G4BestUnit(energy,"Energy") << " through "
>> 186 << G4BestUnit(length,"Length") << " of "
>> 187 << material->GetName() << " (density: "
>> 188 << G4BestUnit(density,"Volumic Mass") << ")" << G4endl;
>> 189
>> 190 G4cout.precision(4);
>> 191
>> 192 G4cout << "\n Total energy deposit in absorber per event = "
>> 193 << G4BestUnit(EnergyDeposit,"Energy") << " +- "
>> 194 << G4BestUnit(rmsEdep, "Energy")
>> 195 << G4endl;
>> 196
>> 197 G4cout << "\n -----> Mean dE/dx = " << meandEdx/(MeV/cm) << " MeV/cm"
>> 198 << "\t(" << stopPower/(MeV*cm2/g) << " MeV*cm2/g)"
>> 199 << G4endl;
>> 200
>> 201 G4cout << "\n From formulas :" << G4endl;
>> 202 G4cout << " restricted dEdx = " << dEdxTable/(MeV/cm) << " MeV/cm"
>> 203 << "\t(" << stopTable/(MeV*cm2/g) << " MeV*cm2/g)"
>> 204 << G4endl;
>> 205
>> 206 G4cout << " full dEdx = " << dEdxFull/(MeV/cm) << " MeV/cm"
>> 207 << "\t(" << stopFull/(MeV*cm2/g) << " MeV*cm2/g)"
>> 208 << G4endl;
>> 209
>> 210 G4cout << "\n Leakage : primary = "
>> 211 << G4BestUnit(EnergyLeak[0],"Energy") << " +- "
>> 212 << G4BestUnit(rmsEl0, "Energy")
>> 213 << " secondaries = "
>> 214 << G4BestUnit(EnergyLeak[1],"Energy") << " +- "
>> 215 << G4BestUnit(rmsEl1, "Energy")
>> 216 << G4endl;
>> 217
>> 218 G4cout << " Energy balance : edep + eleak = "
>> 219 << G4BestUnit(EnergyBalance,"Energy")
>> 220 << G4endl;
>> 221
>> 222 G4cout << "\n Total track length (charged) in absorber per event = "
>> 223 << G4BestUnit(TrakLenCharged,"Length") << " +- "
>> 224 << G4BestUnit(rmsTLCh, "Length") << G4endl;
>> 225
>> 226 G4cout << " Total track length (neutral) in absorber per event = "
>> 227 << G4BestUnit(TrakLenNeutral,"Length") << " +- "
>> 228 << G4BestUnit(rmsTLNe, "Length") << G4endl;
>> 229
>> 230 G4cout << "\n Number of steps (charged) in absorber per event = "
>> 231 << nbStepsCharged << " +- " << rmsStCh << G4endl;
>> 232
>> 233 G4cout << " Number of steps (neutral) in absorber per event = "
>> 234 << nbStepsNeutral << " +- " << rmsStNe << G4endl;
>> 235
>> 236 G4cout << "\n Number of secondaries per event : Gammas = " << Gamma
>> 237 << "; electrons = " << Elect
>> 238 << "; positrons = " << Posit << G4endl;
>> 239
>> 240 G4cout << "\n Number of events with the primary particle transmitted = "
>> 241 << transmit[1] << " %" << G4endl;
>> 242
>> 243 G4cout << " Number of events with at least 1 particle transmitted "
>> 244 << "(same charge as primary) = " << transmit[0] << " %" << G4endl;
93 245
94 //....oooOO0OOooo........oooOO0OOooo........oo << 246 G4cout << "\n Number of events with the primary particle reflected = "
>> 247 << reflect[1] << " %" << G4endl;
95 248
96 void RunAction::EndOfRunAction(const G4Run*) << 249 G4cout << " Number of events with at least 1 particle reflected "
97 { << 250 << "(same charge as primary) = " << reflect[0] << " %" << G4endl;
98 // print Run summary <<
99 // <<
100 if (isMaster) fRun->EndOfRun(); <<
101 251
102 // save histograms << 252 // compute width of the Gaussian central part of the MultipleScattering
103 G4AnalysisManager* analysisManager = G4Analy << 253 //
104 if (analysisManager->IsActive()) { << 254 if (histoManager->HistoExist(13)) {
105 analysisManager->Write(); << 255 G4cout << "\n MultipleScattering:"
106 analysisManager->CloseFile(); << 256 << "\n rms proj angle of transmit primary particle = "
>> 257 << rmsMsc/mrad << " mrad (central part only)" << G4endl;
>> 258
>> 259 G4cout << " computed theta0 (Highland formula) = "
>> 260 << ComputeMscHighland()/mrad << " mrad" << G4endl;
>> 261
>> 262 G4cout << " central part defined as +- "
>> 263 << MscThetaCentral/mrad << " mrad; "
>> 264 << " Tail ratio = " << tailMsc << " %" << G4endl;
107 } 265 }
108 266
>> 267 G4cout.precision(prec);
>> 268
>> 269 histoManager->save();
>> 270
109 // show Rndm status 271 // show Rndm status
110 if (isMaster) G4Random::showEngineStatus(); << 272 CLHEP::HepRandom::showEngineStatus();
>> 273 }
>> 274
>> 275 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 276
>> 277 G4double RunAction::ComputeMscHighland()
>> 278 {
>> 279 //compute the width of the Gaussian central part of the MultipleScattering
>> 280 //projected angular distribution.
>> 281 //Eur. Phys. Jour. C15 (2000) page 166, formule 23.9
>> 282
>> 283 G4double t = (detector->GetAbsorberThickness())
>> 284 /(detector->GetAbsorberMaterial()->GetRadlen());
>> 285 if (t < DBL_MIN) return 0.;
>> 286
>> 287 G4ParticleGun* particle = primary->GetParticleGun();
>> 288 G4double T = particle->GetParticleEnergy();
>> 289 G4double M = particle->GetParticleDefinition()->GetPDGMass();
>> 290 G4double z = std::abs(particle->GetParticleDefinition()->GetPDGCharge()/eplus);
>> 291
>> 292 G4double bpc = T*(T+2*M)/(T+M);
>> 293 G4double teta0 = 13.6*MeV*z*std::sqrt(t)*(1.+0.038*std::log(t))/bpc;
>> 294 return teta0;
111 } 295 }
112 296
113 //....oooOO0OOooo........oooOO0OOooo........oo 297 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
114 298