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26 /// \file electromagnetic/TestEm18/src/RunActi << 26 // $Id: RunAction.cc,v 1.2 2007/02/16 11:59:47 maire Exp $
27 /// \brief Implementation of the RunAction cla << 27 // GEANT4 tag $Name: geant4-08-03-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"
>> 35 #include "HistoManager.hh"
38 36
39 #include "G4EmCalculator.hh" <<
40 #include "G4Run.hh" 37 #include "G4Run.hh"
>> 38 #include "G4RunManager.hh"
41 #include "G4UnitsTable.hh" 39 #include "G4UnitsTable.hh"
42 #include "Randomize.hh" << 40 #include "G4EmCalculator.hh"
43 41
>> 42 #include "Randomize.hh"
44 #include <iomanip> 43 #include <iomanip>
45 44
46 //....oooOO0OOooo........oooOO0OOooo........oo 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
47 46
48 RunAction::RunAction(DetectorConstruction* det << 47 RunAction::RunAction(DetectorConstruction* det, PrimaryGeneratorAction* kin,
49 : fDetector(det), fPrimary(kin) << 48 HistoManager* histo)
50 { << 49 :detector(det), primary(kin), histoManager(histo)
51 fHistoManager = new HistoManager(); << 50 { }
52 } <<
53 51
54 //....oooOO0OOooo........oooOO0OOooo........oo 52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
55 53
56 RunAction::~RunAction() 54 RunAction::~RunAction()
57 { << 55 { }
58 delete fHistoManager; <<
59 } <<
60 56
61 //....oooOO0OOooo........oooOO0OOooo........oo 57 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
62 58
63 void RunAction::BeginOfRunAction(const G4Run*) << 59 void RunAction::BeginOfRunAction(const G4Run* run)
64 { 60 {
65 // initialisation << 61 G4cout << "### Run " << run->GetRunID() << " start." << G4endl;
66 // <<
67 fNbSteps = 0; <<
68 fTrackLength = 0.; <<
69 fStepMin = DBL_MAX; <<
70 fStepMax = 0.; <<
71 <<
72 fEdepPrimary = fEdepSecondary = fEdepTotal = <<
73 fEdepPrimMin = fEdepSecMin = fEdepTotMin = D <<
74 fEdepPrimMax = fEdepSecMax = fEdepTotMax = 0 <<
75 <<
76 fEnergyTransfered = 0.; <<
77 fEtransfMin = DBL_MAX; <<
78 fEtransfMax = 0.; <<
79 <<
80 fEnergyLost = 0.; <<
81 fElostMin = DBL_MAX; <<
82 fElostMax = 0.; <<
83 <<
84 fEnergyBalance = 0.; <<
85 fEbalMin = DBL_MAX; <<
86 fEbalMax = 0.; <<
87 62
88 // histograms << 63 //initialisation
89 // 64 //
90 G4AnalysisManager* analysisManager = G4Analy << 65 energyDeposit = 0.;
91 if (analysisManager->IsActive()) { << 66
92 analysisManager->OpenFile(); << 67 nbCharged = nbNeutral = 0;
93 } << 68 energyCharged = energyNeutral = 0.;
>> 69 emin[0] = emin[1] = DBL_MAX;
>> 70 emax[0] = emax[1] = 0.;
>> 71
>> 72 nbSteps = 0;
>> 73 trackLength = 0.;
94 74
95 // show Rndm status << 75 histoManager->book();
96 CLHEP::HepRandom::showEngineStatus(); <<
97 } <<
98 <<
99 //....oooOO0OOooo........oooOO0OOooo........oo <<
100 <<
101 void RunAction::CountProcesses(G4String procNa <<
102 { <<
103 std::map<G4String, G4int>::iterator it = fPr <<
104 if (it == fProcCounter.end()) { <<
105 fProcCounter[procName] = 1; <<
106 } <<
107 else { <<
108 fProcCounter[procName]++; <<
109 } <<
110 } <<
111 <<
112 //....oooOO0OOooo........oooOO0OOooo........oo <<
113 <<
114 void RunAction::TrackLength(G4double step) <<
115 { <<
116 fTrackLength += step; <<
117 fNbSteps++; <<
118 if (step < fStepMin) fStepMin = step; <<
119 if (step > fStepMax) fStepMax = step; <<
120 } <<
121 76
122 //....oooOO0OOooo........oooOO0OOooo........oo << 77 // do not save Rndm status
123 << 78 G4RunManager::GetRunManager()->SetRandomNumberStore(false);
124 void RunAction::EnergyDeposited(G4double edepP << 79 CLHEP::HepRandom::showEngineStatus();
125 { <<
126 fEdepPrimary += edepPrim; <<
127 if (edepPrim < fEdepPrimMin) fEdepPrimMin = <<
128 if (edepPrim > fEdepPrimMax) fEdepPrimMax = <<
129 <<
130 fEdepSecondary += edepSecond; <<
131 if (edepSecond < fEdepSecMin) fEdepSecMin = <<
132 if (edepSecond > fEdepSecMax) fEdepSecMax = <<
133 } <<
134 <<
135 //....oooOO0OOooo........oooOO0OOooo........oo <<
136 <<
137 void RunAction::EnergyTransferedByProcess(G4St <<
138 { <<
139 std::map<G4String, MinMaxData>::iterator it <<
140 if (it == fEtransfByProcess.end()) { <<
141 fEtransfByProcess[process] = MinMaxData(1, <<
142 } <<
143 else { <<
144 MinMaxData& data = it->second; <<
145 data.fCount++; <<
146 data.fVsum += energy; <<
147 // update min max <<
148 G4double emin = data.fVmin; <<
149 if (energy < emin) data.fVmin = energy; <<
150 G4double emax = data.fVmax; <<
151 if (energy > emax) data.fVmax = energy; <<
152 } <<
153 } <<
154 <<
155 //....oooOO0OOooo........oooOO0OOooo........oo <<
156 <<
157 void RunAction::EnergyTransfered(G4double ener <<
158 { <<
159 fEnergyTransfered += energy; <<
160 if (energy < fEtransfMin) fEtransfMin = ener <<
161 if (energy > fEtransfMax) fEtransfMax = ener <<
162 } <<
163 <<
164 //....oooOO0OOooo........oooOO0OOooo........oo <<
165 <<
166 void RunAction::TotalEnergyLost(G4double energ <<
167 { <<
168 fEnergyLost += energy; <<
169 if (energy < fElostMin) fElostMin = energy; <<
170 if (energy > fElostMax) fElostMax = energy; <<
171 } <<
172 <<
173 //....oooOO0OOooo........oooOO0OOooo........oo <<
174 <<
175 void RunAction::EnergyBalance(G4double energy) <<
176 { <<
177 fEnergyBalance += energy; <<
178 if (energy < fEbalMin) fEbalMin = energy; <<
179 if (energy > fEbalMax) fEbalMax = energy; <<
180 } <<
181 <<
182 //....oooOO0OOooo........oooOO0OOooo........oo <<
183 <<
184 void RunAction::TotalEnergyDeposit(G4double en <<
185 { <<
186 fEdepTotal += energy; <<
187 if (energy < fEdepTotMin) fEdepTotMin = ener <<
188 if (energy > fEdepTotMax) fEdepTotMax = ener <<
189 } <<
190 <<
191 //....oooOO0OOooo........oooOO0OOooo........oo <<
192 <<
193 void RunAction::EnergySpectrumOfSecondaries(G4 <<
194 { <<
195 std::map<G4String, MinMaxData>::iterator it <<
196 if (it == fEkinOfSecondaries.end()) { <<
197 fEkinOfSecondaries[particle] = MinMaxData( <<
198 } <<
199 else { <<
200 MinMaxData& data = it->second; <<
201 data.fCount++; <<
202 data.fVsum += energy; <<
203 // update min max <<
204 G4double emin = data.fVmin; <<
205 if (energy < emin) data.fVmin = energy; <<
206 G4double emax = data.fVmax; <<
207 if (energy > emax) data.fVmax = energy; <<
208 } <<
209 } 80 }
210 81
211 //....oooOO0OOooo........oooOO0OOooo........oo 82 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
212 83
213 void RunAction::EndOfRunAction(const G4Run* aR 84 void RunAction::EndOfRunAction(const G4Run* aRun)
214 { 85 {
215 G4int nbEvents = aRun->GetNumberOfEvent(); 86 G4int nbEvents = aRun->GetNumberOfEvent();
216 if (nbEvents == 0) return; 87 if (nbEvents == 0) return;
217 << 88
218 G4Material* material = fDetector->GetMateria << 89 G4Material* material = detector->GetMaterial();
219 G4double length = fDetector->GetSize(); << 90 G4double length = detector->GetSize();
220 G4double density = material->GetDensity(); 91 G4double density = material->GetDensity();
221 << 92
222 G4ParticleDefinition* particle = fPrimary->G << 93 G4ParticleDefinition* particle = primary->GetParticleGun()
>> 94 ->GetParticleDefinition();
223 G4String partName = particle->GetParticleNam 95 G4String partName = particle->GetParticleName();
224 G4double ePrimary = fPrimary->GetParticleGun << 96 G4double eprimary = primary->GetParticleGun()->GetParticleEnergy();
225 << 97
226 G4int prec = G4cout.precision(3); 98 G4int prec = G4cout.precision(3);
227 G4cout << "\n ======================== run s << 99 G4cout << "\n ======================== run summary ======================\n";
228 G4cout << "\n The run was " << nbEvents << " 100 G4cout << "\n The run was " << nbEvents << " " << partName << " of "
229 << G4BestUnit(ePrimary, "Energy") << << 101 << G4BestUnit(eprimary,"Energy") << " through "
230 << material->GetName() << " (density: << 102 << G4BestUnit(length,"Length") << " of "
>> 103 << material->GetName() << " (density: "
>> 104 << G4BestUnit(density,"Volumic Mass") << ")";
>> 105 G4cout << "\n ===========================================================\n";
231 G4cout << G4endl; 106 G4cout << G4endl;
232 << 107
233 if (particle->GetPDGCharge() == 0.) return; 108 if (particle->GetPDGCharge() == 0.) return;
>> 109
>> 110 G4cout.precision(5);
>> 111
>> 112 //track length
>> 113 //
>> 114 G4double trackLPerEvent = trackLength/nbEvents;
>> 115 G4double nbStepPerEvent = double(nbSteps)/nbEvents;
>> 116 G4double stepSize = trackLength/nbSteps;
>> 117
>> 118 G4cout
>> 119 << "\n trackLength= "
>> 120 << G4BestUnit(trackLPerEvent, "Length")
>> 121 << "\t nb of steps= " << nbStepPerEvent
>> 122 << " stepSize= " << G4BestUnit(stepSize, "Length")
>> 123 << G4endl;
>> 124
>> 125 //charged secondaries (ionization, direct pair production)
>> 126 //
>> 127 G4double energyPerEvent = energyCharged/nbEvents;
>> 128 G4double nbPerEvent = double(nbCharged)/nbEvents;
>> 129 G4double meanEkin = 0.;
>> 130 if (nbCharged) meanEkin = energyCharged/nbCharged;
>> 131
>> 132 G4cout
>> 133 << "\n d-rays : eLoss/primary= "
>> 134 << G4BestUnit(energyPerEvent, "Energy")
>> 135 << "\t nb of d-rays= " << nbPerEvent
>> 136 << " <Tkin>= " << G4BestUnit(meanEkin, "Energy")
>> 137 << " Tmin= " << G4BestUnit(emin[0], "Energy")
>> 138 << " Tmax= " << G4BestUnit(emax[0], "Energy")
>> 139 << G4endl;
>> 140
>> 141 //neutral secondaries (bremsstrahlung)
>> 142 //
>> 143 energyPerEvent = energyNeutral/nbEvents;
>> 144 nbPerEvent = double(nbNeutral)/nbEvents;
>> 145 meanEkin = 0.;
>> 146 if (nbNeutral) meanEkin = energyNeutral/nbNeutral;
>> 147
>> 148 G4cout
>> 149 << "\n brems : eLoss/primary= "
>> 150 << G4BestUnit(energyPerEvent, "Energy")
>> 151 << "\t nb of gammas= " << nbPerEvent
>> 152 << " <Tkin>= " << G4BestUnit(meanEkin, "Energy")
>> 153 << " Tmin= " << G4BestUnit(emin[1], "Energy")
>> 154 << " Tmax= " << G4BestUnit(emax[1], "Energy")
>> 155 << G4endl;
>> 156
234 157
235 G4cout.precision(4); << 158 G4EmCalculator emCal;
236 << 159
237 // frequency of processes << 160 //local energy deposit
238 // <<
239 G4cout << "\n Process defining step :" << G4 <<
240 G4int index = 0; <<
241 for (const auto& procCounter : fProcCounter) <<
242 G4String procName = procCounter.first; <<
243 G4int count = procCounter.second; <<
244 G4String space = " "; <<
245 if (++index % 4 == 0) space = "\n"; <<
246 G4cout << " " << std::setw(15) << procName <<
247 } <<
248 G4cout << G4endl; <<
249 <<
250 // track length <<
251 // <<
252 G4double trackLPerEvent = fTrackLength / nbE <<
253 G4double nbStepPerEvent = double(fNbSteps) / <<
254 G4double stepSize = fTrackLength / fNbSteps; <<
255 <<
256 G4cout << "\n TrackLength = " << G4BestUnit( <<
257 << " nb of steps = " << nbStepPerEve <<
258 << " stepSize = " << G4BestUnit(step <<
259 << G4BestUnit(fStepMin, "Length") << <<
260 << G4endl; <<
261 <<
262 // continuous energy deposited by primary tr <<
263 // 161 //
264 G4double energyPerEvent = fEdepPrimary / nbE << 162 energyPerEvent = energyDeposit/nbEvents;
265 <<
266 G4cout << "\n Energy continuously deposited <<
267 << " (restricted dE/dx) dE1 = " << G <<
268 << G4BestUnit(fEdepPrimMin, "Energy") <<
269 << ")" << G4endl; <<
270 <<
271 // eveluation of dE1 from reading restricted <<
272 // 163 //
273 G4EmCalculator emCal; << 164 G4double r0 = emCal.GetRangeFromRestricteDEDX(eprimary,particle,material);
274 <<
275 G4double r0 = emCal.GetRangeFromRestricteDED <<
276 G4double r1 = r0 - trackLPerEvent; 165 G4double r1 = r0 - trackLPerEvent;
277 G4double etry = ePrimary - energyPerEvent; << 166 G4double etry = eprimary - energyPerEvent;
278 G4double efinal = 0.; 167 G4double efinal = 0.;
279 if (r1 > 0.) efinal = GetEnergyFromRestricte << 168 if (r1 > 0.) efinal = GetEnergyFromRestrictedRange(r1,particle,material,etry);
280 G4double dEtable = ePrimary - efinal; << 169 G4double dEtable = eprimary - efinal;
281 G4double ratio = 0.; 170 G4double ratio = 0.;
282 if (dEtable > 0.) ratio = energyPerEvent / d << 171 if (dEtable > 0.) ratio = energyPerEvent/dEtable;
283 << 172
284 G4cout << "\n Evaluation of dE1 from reading << 173 G4cout
285 << G4BestUnit(dEtable, "Energy") << " << 174 << "\n deposit : eLoss/primary= "
286 << 175 << G4BestUnit(energyPerEvent, "Energy")
287 // energy transfered to secondary particles << 176 << "\t <dEcut > table= "
>> 177 << G4BestUnit(dEtable, "Energy")
>> 178 << " ---> simul/reference= " << ratio
>> 179 << G4endl;
>> 180
>> 181 //total energy transferred
288 // 182 //
289 G4cout << "\n Energy transfered to secondary << 183 G4double energyTotal = energyDeposit + energyCharged + energyNeutral;
290 std::map<G4String, MinMaxData>::iterator it1 << 184 energyPerEvent = energyTotal/nbEvents;
291 for (it1 = fEtransfByProcess.begin(); it1 != <<
292 G4String name = it1->first; <<
293 MinMaxData data = it1->second; <<
294 energyPerEvent = data.fVsum / nbEvents; <<
295 G4double eMin = data.fVmin; <<
296 G4double eMax = data.fVmax; <<
297 <<
298 G4cout << " " << std::setw(17) << "due to <<
299 << G4BestUnit(energyPerEvent, "Ener <<
300 << G4BestUnit(eMax, "Energy") << ") <<
301 } <<
302 <<
303 // total energy tranfered : dE3 = sum of dE2 <<
304 // <<
305 energyPerEvent = fEnergyTransfered / nbEvent <<
306 <<
307 G4cout << "\n Total energy transfered to sec <<
308 << G4BestUnit(energyPerEvent, "Energy <<
309 << " --> " << G4BestUnit(fEtransfMax, <<
310 <<
311 // total energy lost by incident particle : <<
312 // <<
313 energyPerEvent = fEnergyLost / nbEvents; <<
314 <<
315 G4cout << "\n Total energy lost by incident <<
316 << G4BestUnit(energyPerEvent, "Energy <<
317 << " --> " << G4BestUnit(fElostMax, " <<
318 <<
319 // calcul of energy lost from energy balance <<
320 // <<
321 energyPerEvent = fEnergyBalance / nbEvents; <<
322 <<
323 G4cout << "\n calcul of dE4 from energy bala <<
324 << G4BestUnit(energyPerEvent, "Energy <<
325 << " --> " << G4BestUnit(fEbalMax, "E <<
326 <<
327 // eveluation of dE4 from reading full Range <<
328 // 185 //
329 r0 = emCal.GetCSDARange(ePrimary, particle, << 186 r0 = emCal.GetCSDARange(eprimary,particle,material);
330 r1 = r0 - trackLPerEvent; 187 r1 = r0 - trackLPerEvent;
331 etry = ePrimary - energyPerEvent; << 188 etry = eprimary - energyPerEvent;
332 efinal = 0.; 189 efinal = 0.;
333 if (r1 > 0.) efinal = GetEnergyFromCSDARange << 190 if (r1 > 0.) efinal = GetEnergyFromCSDARange(r1,particle,material,etry);
334 dEtable = ePrimary - efinal; << 191 dEtable = eprimary - efinal;
335 ratio = 0.; 192 ratio = 0.;
336 if (dEtable > 0.) ratio = energyPerEvent / d << 193 if (dEtable > 0.) ratio = energyPerEvent/dEtable;
337 << 194
338 G4cout << "\n Evaluation of dE4 from reading << 195 G4cout
339 << G4BestUnit(dEtable, "Energy") << " << 196 << "\n total : eLoss/primary= "
340 << 197 << G4BestUnit(energyPerEvent, "Energy")
341 // energy spectrum of secondary particles << 198 << "\t <dEfull> table= "
342 // << 199 << G4BestUnit(dEtable, "Energy")
343 G4cout << "\n Energy spectrum of secondary p << 200 << " ---> simul/reference= " << ratio
344 std::map<G4String, MinMaxData>::iterator it2 << 201 << G4endl;
345 for (it2 = fEkinOfSecondaries.begin(); it2 ! <<
346 G4String name = it2->first; <<
347 MinMaxData data = it2->second; <<
348 G4int count = data.fCount; <<
349 G4double eMean = data.fVsum / count; <<
350 G4double eMin = data.fVmin; <<
351 G4double eMax = data.fVmax; <<
352 <<
353 G4cout << " " << std::setw(13) << name << <<
354 << " Emean = " << std::setw(6) << <<
355 << G4BestUnit(eMin, "Energy") << " <<
356 } <<
357 G4cout << G4endl; <<
358 <<
359 // continuous energy deposited by secondary <<
360 // (only if secondary particles are tracked <<
361 // <<
362 if (fEdepSecondary > 0.) { <<
363 energyPerEvent = fEdepSecondary / nbEvents <<
364 <<
365 G4cout << "\n Energy continuously deposite <<
366 << " (restricted dE/dx) dE5 = " << <<
367 << G4BestUnit(fEdepSecMin, "Energy" <<
368 << ")" << G4endl; <<
369 <<
370 // total energy deposited : dE6 = dE1 + dE <<
371 // <<
372 energyPerEvent = fEdepTotal / nbEvents; <<
373 <<
374 G4cout << "\n Total energy deposited : dE6 <<
375 << G4BestUnit(energyPerEvent, "Ener <<
376 << " --> " << G4BestUnit(fEdepTotMa <<
377 << G4endl; <<
378 } <<
379 202
380 G4cout.precision(prec); 203 G4cout.precision(prec);
381 204
382 // clear maps << 205 histoManager->save();
383 // <<
384 fProcCounter.clear(); <<
385 fEtransfByProcess.clear(); <<
386 fEkinOfSecondaries.clear(); <<
387 <<
388 // save histograms <<
389 G4AnalysisManager* analysisManager = G4Analy <<
390 if (analysisManager->IsActive()) { <<
391 analysisManager->Write(); <<
392 analysisManager->CloseFile(); <<
393 } <<
394 206
395 // show Rndm status 207 // show Rndm status
396 CLHEP::HepRandom::showEngineStatus(); 208 CLHEP::HepRandom::showEngineStatus();
397 } 209 }
398 210
399 //....oooOO0OOooo........oooOO0OOooo........oo 211 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
400 212
401 G4double RunAction::GetEnergyFromRestrictedRan << 213 G4double RunAction::GetEnergyFromRestrictedRange(G4double range,
402 << 214 G4ParticleDefinition* particle, G4Material* material, G4double Etry)
403 { 215 {
404 G4EmCalculator emCal; 216 G4EmCalculator emCal;
405 << 217
406 G4double Energy = Etry, dE = 0., dEdx; 218 G4double Energy = Etry, dE = 0., dEdx;
407 G4double r, dr; 219 G4double r, dr;
408 G4double err = 1., errmax = 0.00001; << 220 G4double err = 1., errmax = 0.00001;
409 G4int iter = 0, itermax = 10; << 221 G4int iter = 0 , itermax = 10;
410 while (err > errmax && iter < itermax) { 222 while (err > errmax && iter < itermax) {
411 iter++; 223 iter++;
412 Energy -= dE; 224 Energy -= dE;
413 r = emCal.GetRangeFromRestricteDEDX(Energy << 225 r = emCal.GetRangeFromRestricteDEDX(Energy,particle,material);
414 dr = r - range; << 226 dr = r - range;
415 dEdx = emCal.GetDEDX(Energy, particle, mat << 227 dEdx = emCal.GetDEDX(Energy,particle,material);
416 dE = dEdx * dr; << 228 dE = dEdx*dr;
417 err = std::abs(dE) / Energy; << 229 err = std::abs(dE)/Energy;
418 } 230 }
419 if (iter == itermax) { 231 if (iter == itermax) {
420 G4cout << "\n ---> warning: RunAction::Ge << 232 G4cout
421 << " Etry = " << G4BestUnit(Etry, << 233 << "\n ---> warning: RunAction::GetEnergyFromRestRange() did not converge"
422 << " Energy = " << G4BestUnit(Ene << 234 << " Etry = " << G4BestUnit(Etry,"Energy")
423 << " iter = " << iter << G4endl; << 235 << " Energy = " << G4BestUnit(Energy,"Energy")
424 } << 236 << " err = " << err
425 << 237 << " iter = " << iter << G4endl;
426 return Energy; << 238 }
>> 239
>> 240 return Energy;
427 } 241 }
428 242
429 //....oooOO0OOooo........oooOO0OOooo........oo 243 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
430 244
431 G4double RunAction::GetEnergyFromCSDARange(G4d << 245 G4double RunAction::GetEnergyFromCSDARange(G4double range,
432 G4M << 246 G4ParticleDefinition* particle, G4Material* material, G4double Etry)
433 { 247 {
434 G4EmCalculator emCal; 248 G4EmCalculator emCal;
435 << 249
436 G4double Energy = Etry, dE = 0., dEdx; 250 G4double Energy = Etry, dE = 0., dEdx;
437 G4double r, dr; 251 G4double r, dr;
438 G4double err = 1., errmax = 0.00001; << 252 G4double err = 1., errmax = 0.00001;
439 G4int iter = 0, itermax = 10; << 253 G4int iter = 0 , itermax = 10;
440 while (err > errmax && iter < itermax) { 254 while (err > errmax && iter < itermax) {
441 iter++; 255 iter++;
442 Energy -= dE; 256 Energy -= dE;
443 r = emCal.GetCSDARange(Energy, particle, m << 257 r = emCal.GetCSDARange(Energy,particle,material);
444 dr = r - range; << 258 dr = r - range;
445 dEdx = emCal.ComputeTotalDEDX(Energy, part << 259 dEdx = emCal.ComputeTotalDEDX(Energy,particle,material);
446 dE = dEdx * dr; << 260 dE = dEdx*dr;
447 err = std::abs(dE) / Energy; << 261 err = std::abs(dE)/Energy;
448 } 262 }
449 if (iter == itermax) { 263 if (iter == itermax) {
450 G4cout << "\n ---> warning: RunAction::Ge << 264 G4cout
451 << " Etry = " << G4BestUnit(Etry, << 265 << "\n ---> warning: RunAction::GetEnergyFromCSDARange() did not converge"
452 << " Energy = " << G4BestUnit(Ene << 266 << " Etry = " << G4BestUnit(Etry,"Energy")
453 << " iter = " << iter << G4endl; << 267 << " Energy = " << G4BestUnit(Energy,"Energy")
454 } << 268 << " err = " << err
455 << 269 << " iter = " << iter << G4endl;
456 return Energy; << 270 }
>> 271
>> 272 return Energy;
457 } 273 }
458 274
459 //....oooOO0OOooo........oooOO0OOooo........oo 275 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
460 276