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5d12ce38 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
d0d4a6b3 | 18 | // This class is extracted from the AliRun class |
19 | // and contains all the MC-related functionality | |
20 | // The number of dependencies has to be reduced... | |
21 | // Author: F.Carminati | |
22 | // Federico.Carminati@cern.ch | |
23 | ||
01a0f5d0 | 24 | #include <string.h> |
25 | ||
c75cfb51 | 26 | #include <RVersion.h> |
3e2e3ece | 27 | #include <TArrayI.h> |
7ca4655f | 28 | #include <TClonesArray.h> |
3e2e3ece | 29 | #include <TFile.h> |
f7a1cc68 | 30 | #include <TGeoGlobalMagField.h> |
7ca4655f | 31 | #include <TGeoManager.h> |
3e2e3ece | 32 | #include <TParticle.h> |
33 | #include <TROOT.h> | |
5d12ce38 | 34 | #include <TStopwatch.h> |
35 | #include <TSystem.h> | |
36 | #include <TVirtualMC.h> | |
81333cca | 37 | #include <TMCVerbose.h> |
c93255fe | 38 | #include <TTree.h> |
b60e0f5e | 39 | |
3e2e3ece | 40 | #include "AliCDBEntry.h" |
41 | #include "AliCDBManager.h" | |
42 | #include "AliCDBStorage.h" | |
5d12ce38 | 43 | #include "AliDetector.h" |
44 | #include "AliGenerator.h" | |
3e2e3ece | 45 | #include "AliGeomManager.h" |
5d12ce38 | 46 | #include "AliHeader.h" |
3e2e3ece | 47 | #include "AliHit.h" |
5d12ce38 | 48 | #include "AliLego.h" |
3e2e3ece | 49 | #include "AliLog.h" |
5d12ce38 | 50 | #include "AliMC.h" |
3e2e3ece | 51 | #include "AliMagF.h" |
5d12ce38 | 52 | #include "AliRun.h" |
3e2e3ece | 53 | #include "AliSimulation.h" |
5d12ce38 | 54 | #include "AliStack.h" |
55 | #include "AliTrackReference.h" | |
5d12ce38 | 56 | |
66b0310c | 57 | using std::endl; |
58 | using std::cout; | |
5d12ce38 | 59 | ClassImp(AliMC) |
60 | ||
61 | //_______________________________________________________________________ | |
62 | AliMC::AliMC() : | |
63 | fGenerator(0), | |
9d188d33 | 64 | fSaveRndmStatus(kFALSE), |
65 | fSaveRndmEventStatus(kFALSE), | |
66 | fReadRndmStatus(kFALSE), | |
67 | fRndmFileName("random.root"), | |
5d12ce38 | 68 | fEventEnergy(0), |
69 | fSummEnergy(0), | |
70 | fSum2Energy(0), | |
71 | fTrRmax(1.e10), | |
72 | fTrZmax(1.e10), | |
90e48c0c | 73 | fRDecayMax(1.e10), |
38ca2ad6 | 74 | fRDecayMin(-1.), |
90e48c0c | 75 | fDecayPdg(0), |
5d12ce38 | 76 | fImedia(0), |
77 | fTransParName("\0"), | |
5d12ce38 | 78 | fHitLists(0), |
3cac0921 | 79 | fTmpTreeTR(0), |
80 | fTmpFileTR(0), | |
fd650020 | 81 | fTrackReferences(), |
82 | fTmpTrackReferences() | |
5d12ce38 | 83 | |
84 | { | |
d0d4a6b3 | 85 | //default constructor |
0561efeb | 86 | DecayLimits(); |
5d12ce38 | 87 | } |
88 | ||
89 | //_______________________________________________________________________ | |
90 | AliMC::AliMC(const char *name, const char *title) : | |
91 | TVirtualMCApplication(name, title), | |
92 | fGenerator(0), | |
9d188d33 | 93 | fSaveRndmStatus(kFALSE), |
94 | fSaveRndmEventStatus(kFALSE), | |
95 | fReadRndmStatus(kFALSE), | |
96 | fRndmFileName("random.root"), | |
5d12ce38 | 97 | fEventEnergy(0), |
98 | fSummEnergy(0), | |
99 | fSum2Energy(0), | |
100 | fTrRmax(1.e10), | |
101 | fTrZmax(1.e10), | |
90e48c0c | 102 | fRDecayMax(1.e10), |
38ca2ad6 | 103 | fRDecayMin(-1.), |
90e48c0c | 104 | fDecayPdg(0), |
5d12ce38 | 105 | fImedia(new TArrayI(1000)), |
106 | fTransParName("\0"), | |
5d12ce38 | 107 | fHitLists(new TList()), |
3cac0921 | 108 | fTmpTreeTR(0), |
109 | fTmpFileTR(0), | |
fd650020 | 110 | fTrackReferences("AliTrackReference", 100), |
111 | fTmpTrackReferences("AliTrackReference", 100) | |
5d12ce38 | 112 | { |
d0d4a6b3 | 113 | //constructor |
5d12ce38 | 114 | // Set transport parameters |
115 | SetTransPar(); | |
0561efeb | 116 | DecayLimits(); |
5d12ce38 | 117 | // Prepare the tracking medium lists |
118 | for(Int_t i=0;i<1000;i++) (*fImedia)[i]=-99; | |
5d12ce38 | 119 | } |
120 | ||
5d12ce38 | 121 | //_______________________________________________________________________ |
122 | AliMC::~AliMC() | |
123 | { | |
d0d4a6b3 | 124 | //destructor |
5d12ce38 | 125 | delete fGenerator; |
126 | delete fImedia; | |
5d12ce38 | 127 | delete fHitLists; |
128 | // Delete track references | |
5d12ce38 | 129 | } |
130 | ||
5d12ce38 | 131 | //_______________________________________________________________________ |
132 | void AliMC::ConstructGeometry() | |
133 | { | |
134 | // | |
4a9de4af | 135 | // Either load geometry from file or create it through usual |
136 | // loop on detectors. In the first case the method | |
137 | // AliModule::CreateMaterials() only builds fIdtmed and is postponed | |
138 | // at InitGeometry(). | |
5d12ce38 | 139 | // |
140 | ||
d97f1dbe | 141 | if(AliSimulation::Instance()->IsGeometryFromFile()){ //load geometry either from CDB or from file |
142 | if(IsGeometryFromCDB()){ | |
ced249e6 | 143 | AliInfo("Loading geometry from CDB default storage"); |
144 | AliCDBPath path("GRP","Geometry","Data"); | |
145 | AliCDBEntry *entry=AliCDBManager::Instance()->Get(path.GetPath()); | |
146 | if(!entry) AliFatal("Unable to load geometry from CDB!"); | |
147 | entry->SetOwner(0); | |
148 | gGeoManager = (TGeoManager*) entry->GetObject(); | |
149 | if (!gGeoManager) AliFatal("TGeoManager object not found in the specified CDB entry!"); | |
4a9de4af | 150 | }else{ |
ced249e6 | 151 | // Load geometry |
d97f1dbe | 152 | const char *geomfilename = AliSimulation::Instance()->GetGeometryFile(); |
ced249e6 | 153 | if(gSystem->ExpandPathName(geomfilename)){ |
154 | AliInfo(Form("Loading geometry from file:\n %40s",geomfilename)); | |
155 | TGeoManager::Import(geomfilename); | |
156 | }else{ | |
157 | AliInfo(Form("Geometry file %40s not found!\n",geomfilename)); | |
158 | return; | |
159 | } | |
4a9de4af | 160 | } |
f82dfc3c | 161 | gMC->SetRootGeometry(); |
4a9de4af | 162 | }else{ |
163 | // Create modules, materials, geometry | |
e8bfa5e3 | 164 | if (!gGeoManager) new TGeoManager("ALICE", "ALICE geometry"); |
5d12ce38 | 165 | TStopwatch stw; |
166 | TIter next(gAlice->Modules()); | |
167 | AliModule *detector; | |
21bf7095 | 168 | AliDebug(1, "Geometry creation:"); |
5d12ce38 | 169 | while((detector = dynamic_cast<AliModule*>(next()))) { |
170 | stw.Start(); | |
171 | // Initialise detector materials and geometry | |
172 | detector->CreateMaterials(); | |
173 | detector->CreateGeometry(); | |
21bf7095 | 174 | AliInfo(Form("%10s R:%.2fs C:%.2fs", |
175 | detector->GetName(),stw.RealTime(),stw.CpuTime())); | |
5d12ce38 | 176 | } |
4a9de4af | 177 | } |
178 | ||
5d12ce38 | 179 | } |
180 | ||
39b3f8ba | 181 | //_______________________________________________________________________ |
182 | Bool_t AliMC::MisalignGeometry() | |
183 | { | |
d97f1dbe | 184 | // Call misalignment code if AliSimulation object was defined. |
185 | ||
186 | if(!AliSimulation::Instance()->IsGeometryFromFile()){ | |
187 | //Set alignable volumes for the whole geometry | |
188 | SetAllAlignableVolumes(); | |
189 | } | |
190 | // Misalign geometry via AliSimulation instance | |
191 | if (!AliSimulation::Instance()) return kFALSE; | |
192 | AliGeomManager::SetGeometry(gGeoManager); | |
193 | if(!AliGeomManager::CheckSymNamesLUT("ALL")) | |
0bf7aade | 194 | AliFatal("Current loaded geometry differs in the definition of symbolic names!"); |
d97f1dbe | 195 | |
196 | return AliSimulation::Instance()->MisalignGeometry(AliRunLoader::Instance()); | |
39b3f8ba | 197 | } |
198 | ||
661663fa | 199 | //_______________________________________________________________________ |
200 | void AliMC::ConstructOpGeometry() | |
201 | { | |
202 | // | |
203 | // Loop all detector modules and call DefineOpticalProperties() method | |
204 | // | |
205 | ||
206 | TIter next(gAlice->Modules()); | |
207 | AliModule *detector; | |
208 | AliInfo("Optical properties definition"); | |
209 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
dde0a601 | 210 | // Initialise detector geometry |
d97f1dbe | 211 | if(AliSimulation::Instance()->IsGeometryFromFile()) detector->CreateMaterials(); |
661663fa | 212 | // Initialise detector optical properties |
213 | detector->DefineOpticalProperties(); | |
214 | } | |
215 | } | |
216 | ||
81333cca | 217 | #include <TPDGCode.h> |
218 | //_______________________________________________________________________ | |
219 | void AliMC::AddParticles() | |
220 | { | |
221 | // | |
222 | // Add particles (not present in Geant3 or Geant4) | |
223 | // | |
224 | ||
225 | // -------------------------------------------------------------------- | |
226 | // An example of adding a particle He5 with defined decay mode | |
227 | // (TO BE REMOVED after a useful code is added) | |
228 | ||
229 | cout << "########## AliMC::AddParticles" << endl; | |
230 | ||
231 | //Hypertriton | |
232 | gMC->DefineParticle(1010010030, "HyperTriton", kPTHadron, 2.99131 , 1.0, 2.632e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 3, kFALSE); | |
233 | //Anti-Hypertriton | |
234 | gMC->DefineParticle(-1010010030, "AntiHyperTriton", kPTHadron, 2.99131 , 1.0, 2.632e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 3, kFALSE); | |
235 | ||
236 | ||
237 | //Lambda-Neutron | |
238 | gMC->DefineParticle(1010000020, "LambdaNeutron", kPTNeutron, 2.054 , 0.0, 2.632e-10,"Ion", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); | |
239 | ||
240 | //Anti-Lambda-Neutron | |
241 | gMC->DefineParticle(-1010000020, "AntiLambdaNeutron", kPTNeutron, 2.054 , 0.0, 2.632e-10,"Hadron", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); | |
242 | ||
243 | //H-Dibaryon | |
244 | gMC->DefineParticle(1020000020, "Hdibaryon", kPTNeutron, 2.21, 0.0, 2.632e-10,"Hadron", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); | |
245 | //Anti-H-Dibaryon | |
246 | gMC->DefineParticle(-1020000020, "AntiHdibaryon", kPTNeutron, 2.21 , 0.0, 2.632e-10,"Hadron", 0.0, 0, 1, 0, 0, 0, 0, 0, 2, kFALSE); | |
247 | ||
248 | ||
249 | // Define the 2- and 3-body phase space decay for the Hyper-Triton | |
250 | Int_t mode[6][3]; | |
251 | Float_t bratio[6]; | |
252 | ||
253 | for (Int_t kz = 0; kz < 6; kz++) { | |
254 | bratio[kz] = 0.; | |
255 | mode[kz][0] = 0; | |
256 | mode[kz][1] = 0; | |
257 | mode[kz][2] = 0; | |
258 | } | |
259 | bratio[0] = 50.; | |
260 | mode[0][0] = 1000020030; // Helium3 | |
261 | mode[0][1] = -211; // negative pion | |
262 | bratio[1] = 50.; | |
263 | mode[1][0] = 1000010020; // deuteron | |
264 | mode[1][1] = 2212; // proton | |
265 | mode[1][2] = -211; // negative pion | |
266 | ||
267 | gMC->SetDecayMode(1010010030,bratio,mode); | |
268 | ||
269 | ||
270 | ||
271 | // Define the 2- and 3-body phase space decay for the Anti-Hyper-Triton | |
272 | Int_t amode[6][3]; | |
273 | Float_t abratio[6]; | |
274 | ||
275 | for (Int_t kz = 0; kz < 6; kz++) { | |
276 | abratio[kz] = 0.; | |
277 | amode[kz][0] = 0; | |
278 | amode[kz][1] = 0; | |
279 | amode[kz][2] = 0; | |
280 | } | |
281 | abratio[0] = 50.; | |
282 | amode[0][0] = -1000020030; // anti- Helium3 | |
283 | amode[0][1] = 211; // positive pion | |
284 | abratio[1] = 50.; | |
285 | amode[1][0] = -1000010020; // anti-deuteron | |
286 | amode[1][1] = -2212; // anti-proton | |
287 | amode[1][2] = 211; // positive pion | |
288 | ||
289 | gMC->SetDecayMode(-1010010030,abratio,amode); | |
290 | ||
291 | // Define the 2-body phase space decay for the Lambda-neutron boundstate | |
292 | Int_t mode1[6][3]; | |
293 | Float_t bratio1[6]; | |
294 | ||
295 | for (Int_t kz = 0; kz < 6; kz++) { | |
296 | bratio1[kz] = 0.; | |
297 | mode1[kz][0] = 0; | |
298 | mode1[kz][1] = 0; | |
299 | mode1[kz][2] = 0; | |
300 | } | |
301 | bratio1[0] = 100.; | |
302 | mode1[0][0] = 1000010020; // deuteron | |
303 | mode1[0][1] = -211; // negative pion | |
304 | ||
305 | gMC->SetDecayMode(1010000020,bratio1,mode1); | |
306 | ||
307 | ||
308 | // Define the 2-body phase space decay for the Anti-Lambda-neutron boundstate | |
309 | Int_t amode1[6][3]; | |
310 | Float_t abratio1[6]; | |
311 | ||
312 | for (Int_t kz = 0; kz < 6; kz++) { | |
313 | abratio1[kz] = 0.; | |
314 | amode1[kz][0] = 0; | |
315 | amode1[kz][1] = 0; | |
316 | amode1[kz][2] = 0; | |
317 | } | |
318 | abratio1[0] = 100.; | |
319 | amode1[0][0] = -1000010020; // anti-deuteron | |
320 | amode1[0][1] = 211; // positive pion | |
321 | ||
322 | gMC->SetDecayMode(-1010000020,abratio1,amode1); | |
323 | ||
324 | // Define the 2-body phase space decay for the H-Dibaryon | |
325 | Int_t mode2[6][3]; | |
326 | Float_t bratio2[6]; | |
327 | ||
328 | for (Int_t kz = 0; kz < 6; kz++) { | |
329 | bratio2[kz] = 0.; | |
330 | mode2[kz][0] = 0; | |
331 | mode2[kz][1] = 0; | |
332 | mode2[kz][2] = 0; | |
333 | } | |
334 | bratio2[0] = 100.; | |
335 | mode2[0][0] = 3122; // Lambda | |
336 | mode2[0][1] = 2212; // proton | |
337 | mode2[0][2] = -211; // negative pion | |
338 | ||
339 | gMC->SetDecayMode(1020000020,bratio2,mode2); | |
340 | ||
341 | // Define the 2-body phase space decay for the Anti-H-Dibaryon | |
342 | Int_t amode2[6][3]; | |
343 | Float_t abratio2[6]; | |
344 | ||
345 | for (Int_t kz = 0; kz < 6; kz++) { | |
346 | abratio2[kz] = 0.; | |
347 | amode2[kz][0] = 0; | |
348 | amode2[kz][1] = 0; | |
349 | amode2[kz][2] = 0; | |
350 | } | |
351 | abratio2[0] = 100.; | |
352 | amode2[0][0] = -3122; // anti-deuteron | |
353 | amode2[0][1] = -2212; // anti-proton | |
354 | amode2[0][2] = 211; // positive pion | |
355 | ||
356 | gMC->SetDecayMode(-1020000020,abratio2,amode2); | |
357 | ||
358 | // end of the example | |
359 | // -------------------------------------------------------------------- | |
360 | } | |
361 | ||
5d12ce38 | 362 | //_______________________________________________________________________ |
363 | void AliMC::InitGeometry() | |
364 | { | |
365 | // | |
27cf3cdc | 366 | // Initialize detectors |
5d12ce38 | 367 | // |
368 | ||
4a9de4af | 369 | AliInfo("Initialisation:"); |
370 | TStopwatch stw; | |
371 | TIter next(gAlice->Modules()); | |
372 | AliModule *detector; | |
373 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
374 | stw.Start(); | |
4a9de4af | 375 | detector->Init(); |
4a9de4af | 376 | AliInfo(Form("%10s R:%.2fs C:%.2fs", |
377 | detector->GetName(),stw.RealTime(),stw.CpuTime())); | |
378 | } | |
4787b401 | 379 | } |
380 | ||
d97f1dbe | 381 | //_______________________________________________________________________ |
382 | void AliMC::SetGeometryFromCDB() | |
383 | { | |
384 | // Set the loading of geometry from cdb instead of creating it | |
385 | // A default CDB storage needs to be set before this method is called | |
386 | if(AliCDBManager::Instance()->IsDefaultStorageSet() && | |
387 | AliCDBManager::Instance()->GetRun() >= 0) | |
388 | AliSimulation::Instance()->SetGeometryFile("*OCDB*"); | |
389 | else | |
390 | AliError("Loading of geometry from CDB ignored. First set a default CDB storage!"); | |
391 | } | |
392 | ||
393 | //_______________________________________________________________________ | |
394 | Bool_t AliMC::IsGeometryFromCDB() const | |
395 | { | |
396 | return (strcmp(AliSimulation::Instance()->GetGeometryFile(),"*OCDB*")==0); | |
397 | } | |
398 | ||
4787b401 | 399 | //_______________________________________________________________________ |
400 | void AliMC::SetAllAlignableVolumes() | |
401 | { | |
402 | // | |
403 | // Add alignable volumes (TGeoPNEntries) looping on all | |
404 | // active modules | |
405 | // | |
406 | ||
407 | AliInfo(Form("Setting entries for all alignable volumes of active detectors")); | |
408 | AliModule *detector; | |
409 | TIter next(gAlice->Modules()); | |
410 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
411 | detector->AddAlignableVolumes(); | |
412 | } | |
5d12ce38 | 413 | } |
414 | ||
415 | //_______________________________________________________________________ | |
2057aecb | 416 | void AliMC::GeneratePrimaries() |
5d12ce38 | 417 | { |
418 | // | |
419 | // Generate primary particles and fill them in the stack. | |
420 | // | |
421 | ||
422 | Generator()->Generate(); | |
423 | } | |
424 | ||
425 | //_______________________________________________________________________ | |
426 | void AliMC::SetGenerator(AliGenerator *generator) | |
427 | { | |
428 | // | |
429 | // Load the event generator | |
430 | // | |
431 | if(!fGenerator) fGenerator = generator; | |
432 | } | |
433 | ||
434 | //_______________________________________________________________________ | |
435 | void AliMC::ResetGenerator(AliGenerator *generator) | |
436 | { | |
437 | // | |
438 | // Load the event generator | |
439 | // | |
9a213abc | 440 | if(fGenerator) { |
441 | if(generator) { | |
21bf7095 | 442 | AliWarning(Form("Replacing generator %s with %s", |
9a213abc | 443 | fGenerator->GetName(),generator->GetName())); |
444 | } | |
445 | else { | |
21bf7095 | 446 | AliWarning(Form("Replacing generator %s with NULL", |
447 | fGenerator->GetName())); | |
9a213abc | 448 | } |
449 | } | |
5d12ce38 | 450 | fGenerator = generator; |
451 | } | |
452 | ||
453 | //_______________________________________________________________________ | |
454 | void AliMC::FinishRun() | |
455 | { | |
456 | // Clean generator information | |
21bf7095 | 457 | AliDebug(1, "fGenerator->FinishRun()"); |
5d12ce38 | 458 | fGenerator->FinishRun(); |
459 | ||
460 | //Output energy summary tables | |
21bf7095 | 461 | AliDebug(1, "EnergySummary()"); |
462 | ToAliDebug(1, EnergySummary()); | |
5d12ce38 | 463 | } |
464 | ||
465 | //_______________________________________________________________________ | |
466 | void AliMC::BeginPrimary() | |
467 | { | |
468 | // | |
469 | // Called at the beginning of each primary track | |
470 | // | |
471 | ||
472 | // Reset Hits info | |
473 | ResetHits(); | |
474 | ResetTrackReferences(); | |
5d12ce38 | 475 | } |
476 | ||
477 | //_______________________________________________________________________ | |
478 | void AliMC::PreTrack() | |
479 | { | |
d0d4a6b3 | 480 | // Actions before the track's transport |
dde0a601 | 481 | |
81333cca | 482 | //verbose.PreTrack(); |
483 | ||
5d12ce38 | 484 | TObjArray &dets = *gAlice->Modules(); |
485 | AliModule *module; | |
486 | ||
487 | for(Int_t i=0; i<=gAlice->GetNdets(); i++) | |
488 | if((module = dynamic_cast<AliModule*>(dets[i]))) | |
489 | module->PreTrack(); | |
5d12ce38 | 490 | } |
491 | ||
492 | //_______________________________________________________________________ | |
493 | void AliMC::Stepping() | |
494 | { | |
495 | // | |
496 | // Called at every step during transport | |
497 | // | |
81333cca | 498 | //verbose.Stepping(); |
499 | ||
38ca2ad6 | 500 | Int_t id = DetFromMate(gMC->CurrentMedium()); |
5d12ce38 | 501 | if (id < 0) return; |
502 | ||
0561efeb | 503 | |
504 | if ( gMC->IsNewTrack() && | |
505 | gMC->TrackTime() == 0. && | |
38ca2ad6 | 506 | fRDecayMin >= 0. && |
0561efeb | 507 | fRDecayMax > fRDecayMin && |
508 | gMC->TrackPid() == fDecayPdg ) | |
509 | { | |
510 | FixParticleDecaytime(); | |
511 | } | |
512 | ||
513 | ||
514 | ||
5d12ce38 | 515 | // |
516 | // --- If lego option, do it and leave | |
3e2e3ece | 517 | if (AliSimulation::Instance()->Lego()) |
518 | AliSimulation::Instance()->Lego()->StepManager(); | |
5d12ce38 | 519 | else { |
520 | Int_t copy; | |
521 | //Update energy deposition tables | |
522 | AddEnergyDeposit(gMC->CurrentVolID(copy),gMC->Edep()); | |
ab03c084 | 523 | // |
524 | // write tracke reference for track which is dissapearing - MI | |
faad98df | 525 | |
526 | if (gMC->IsTrackDisappeared() && !(gMC->IsTrackAlive())) { | |
527 | if (gMC->Etot() > 0.05) AddTrackReference(GetCurrentTrackNumber(), | |
9ac3aec9 | 528 | AliTrackReference::kDisappeared); |
faad98df | 529 | |
530 | ||
b60e0f5e | 531 | } |
faad98df | 532 | |
5d12ce38 | 533 | //Call the appropriate stepping routine; |
534 | AliModule *det = dynamic_cast<AliModule*>(gAlice->Modules()->At(id)); | |
535 | if(det && det->StepManagerIsEnabled()) { | |
5d12ce38 | 536 | det->StepManager(); |
537 | } | |
538 | } | |
539 | } | |
540 | ||
541 | //_______________________________________________________________________ | |
542 | void AliMC::EnergySummary() | |
543 | { | |
9ac3aec9 | 544 | //e |
5d12ce38 | 545 | // Print summary of deposited energy |
546 | // | |
547 | ||
548 | Int_t ndep=0; | |
549 | Float_t edtot=0; | |
550 | Float_t ed, ed2; | |
551 | Int_t kn, i, left, j, id; | |
552 | const Float_t kzero=0; | |
33c3c91a | 553 | Int_t ievent=AliRunLoader::Instance()->GetHeader()->GetEvent()+1; |
5d12ce38 | 554 | // |
555 | // Energy loss information | |
556 | if(ievent) { | |
557 | printf("***************** Energy Loss Information per event (GEV) *****************\n"); | |
558 | for(kn=1;kn<fEventEnergy.GetSize();kn++) { | |
559 | ed=fSummEnergy[kn]; | |
560 | if(ed>0) { | |
561 | fEventEnergy[ndep]=kn; | |
562 | if(ievent>1) { | |
563 | ed=ed/ievent; | |
564 | ed2=fSum2Energy[kn]; | |
565 | ed2=ed2/ievent; | |
566 | ed2=100*TMath::Sqrt(TMath::Max(ed2-ed*ed,kzero))/ed; | |
567 | } else | |
568 | ed2=99; | |
569 | fSummEnergy[ndep]=ed; | |
570 | fSum2Energy[ndep]=TMath::Min(static_cast<Float_t>(99.),TMath::Max(ed2,kzero)); | |
571 | edtot+=ed; | |
572 | ndep++; | |
573 | } | |
574 | } | |
575 | for(kn=0;kn<(ndep-1)/3+1;kn++) { | |
576 | left=ndep-kn*3; | |
577 | for(i=0;i<(3<left?3:left);i++) { | |
578 | j=kn*3+i; | |
579 | id=Int_t (fEventEnergy[j]+0.1); | |
580 | printf(" %s %10.3f +- %10.3f%%;",gMC->VolName(id),fSummEnergy[j],fSum2Energy[j]); | |
581 | } | |
582 | printf("\n"); | |
583 | } | |
584 | // | |
585 | // Relative energy loss in different detectors | |
586 | printf("******************** Relative Energy Loss per event ********************\n"); | |
587 | printf("Total energy loss per event %10.3f GeV\n",edtot); | |
588 | for(kn=0;kn<(ndep-1)/5+1;kn++) { | |
589 | left=ndep-kn*5; | |
590 | for(i=0;i<(5<left?5:left);i++) { | |
591 | j=kn*5+i; | |
592 | id=Int_t (fEventEnergy[j]+0.1); | |
593 | printf(" %s %10.3f%%;",gMC->VolName(id),100*fSummEnergy[j]/edtot); | |
594 | } | |
595 | printf("\n"); | |
596 | } | |
597 | for(kn=0;kn<75;kn++) printf("*"); | |
598 | printf("\n"); | |
599 | } | |
600 | // | |
601 | // Reset the TArray's | |
602 | // fEventEnergy.Set(0); | |
603 | // fSummEnergy.Set(0); | |
604 | // fSum2Energy.Set(0); | |
605 | } | |
9d188d33 | 606 | #include <TFile.h> |
5d12ce38 | 607 | //_____________________________________________________________________________ |
608 | void AliMC::BeginEvent() | |
609 | { | |
610 | // | |
611 | // Clean-up previous event | |
612 | // Energy scores | |
21bf7095 | 613 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); |
614 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
615 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
616 | AliDebug(1, " BEGINNING EVENT "); | |
617 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
618 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
619 | AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
9d188d33 | 620 | |
33c3c91a | 621 | AliRunLoader *runloader=AliRunLoader::Instance(); |
5d12ce38 | 622 | |
623 | /*******************************/ | |
624 | /* Clean after eventual */ | |
625 | /* previous event */ | |
626 | /*******************************/ | |
627 | ||
628 | ||
629 | //Set the next event in Run Loader -> Cleans trees (TreeK and all trees in detectors), | |
630 | gAlice->SetEventNrInRun(gAlice->GetEventNrInRun()+1); | |
631 | runloader->SetEventNumber(gAlice->GetEventNrInRun());// sets new files, cleans the previous event stuff, if necessary, etc., | |
21bf7095 | 632 | AliDebug(1, Form("EventNr is %d",gAlice->GetEventNrInRun())); |
5d12ce38 | 633 | |
634 | fEventEnergy.Reset(); | |
635 | // Clean detector information | |
636 | ||
637 | if (runloader->Stack()) | |
3cac0921 | 638 | runloader->Stack()->Reset();//clean stack -> tree is unloaded |
5d12ce38 | 639 | else |
3cac0921 | 640 | runloader->MakeStack();//or make a new one |
504b172d | 641 | |
9d188d33 | 642 | // Random engine status |
643 | // | |
9ac3aec9 | 644 | |
9d188d33 | 645 | if ( fSaveRndmStatus || fSaveRndmEventStatus) { |
646 | TString fileName="random"; | |
647 | if ( fSaveRndmEventStatus ) { | |
648 | fileName += "Evt"; | |
649 | fileName += gAlice->GetEventNrInRun(); | |
650 | } | |
651 | fileName += ".root"; | |
652 | ||
653 | // write ROOT random engine status | |
654 | cout << "Saving random engine status in " << fileName.Data() << endl; | |
655 | TFile f(fileName.Data(),"RECREATE"); | |
656 | gRandom->Write(fileName.Data()); | |
657 | } | |
658 | ||
659 | if ( fReadRndmStatus ) { | |
660 | //read ROOT random engine status | |
661 | cout << "Reading random engine status from " << fRndmFileName.Data() << endl; | |
662 | TFile f(fRndmFileName.Data()); | |
663 | gRandom->Read(fRndmFileName.Data()); | |
664 | } | |
665 | ||
3e2e3ece | 666 | if(AliSimulation::Instance()->Lego() == 0x0) |
3cac0921 | 667 | { |
668 | AliDebug(1, "fRunLoader->MakeTree(K)"); | |
669 | runloader->MakeTree("K"); | |
670 | } | |
671 | ||
21bf7095 | 672 | AliDebug(1, "gMC->SetStack(fRunLoader->Stack())"); |
d3b3a3b2 | 673 | gMC->SetStack(runloader->Stack());//Was in InitMC - but was moved here |
5d12ce38 | 674 | //because we don't have guarantee that |
675 | //stack pointer is not going to change from event to event | |
676 | //since it bellobgs to header and is obtained via RunLoader | |
677 | // | |
678 | // Reset all Detectors & kinematics & make/reset trees | |
679 | // | |
680 | ||
8c8fbdcd | 681 | runloader->GetHeader()->Reset(AliCDBManager::Instance()->GetRun(),gAlice->GetEvNumber(), |
3cac0921 | 682 | gAlice->GetEventNrInRun()); |
5d12ce38 | 683 | // fRunLoader->WriteKinematics("OVERWRITE"); is there any reason to rewrite here since MakeTree does so |
684 | ||
3e2e3ece | 685 | if(AliSimulation::Instance()->Lego()) |
3cac0921 | 686 | { |
3e2e3ece | 687 | AliSimulation::Instance()->Lego()->BeginEvent(); |
3cac0921 | 688 | return; |
689 | } | |
504b172d | 690 | |
5d12ce38 | 691 | |
21bf7095 | 692 | AliDebug(1, "ResetHits()"); |
5d12ce38 | 693 | ResetHits(); |
504b172d | 694 | |
21bf7095 | 695 | AliDebug(1, "fRunLoader->MakeTree(H)"); |
5d12ce38 | 696 | runloader->MakeTree("H"); |
504b172d | 697 | |
5d12ce38 | 698 | |
5d12ce38 | 699 | |
3cac0921 | 700 | MakeTmpTrackRefsTree(); |
5d12ce38 | 701 | //create new branches and SetAdresses |
702 | TIter next(gAlice->Modules()); | |
703 | AliModule *detector; | |
704 | while((detector = (AliModule*)next())) | |
705 | { | |
3cac0921 | 706 | AliDebug(2, Form("%s->MakeBranch(H)",detector->GetName())); |
707 | detector->MakeBranch("H"); | |
5d12ce38 | 708 | } |
709 | } | |
710 | ||
711 | //_______________________________________________________________________ | |
712 | void AliMC::ResetHits() | |
713 | { | |
714 | // | |
715 | // Reset all Detectors hits | |
716 | // | |
717 | TIter next(gAlice->Modules()); | |
718 | AliModule *detector; | |
719 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
720 | detector->ResetHits(); | |
721 | } | |
722 | } | |
723 | ||
3e2e3ece | 724 | //_______________________________________________________________________ |
725 | void AliMC::ResetDigits() | |
726 | { | |
727 | // | |
728 | // Reset all Detectors digits | |
729 | // | |
730 | TIter next(gAlice->Modules()); | |
731 | AliModule *detector; | |
732 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
733 | detector->ResetDigits(); | |
734 | } | |
735 | } | |
736 | ||
737 | //_______________________________________________________________________ | |
738 | void AliMC::ResetSDigits() | |
739 | { | |
740 | // | |
741 | // Reset all Detectors digits | |
742 | // | |
743 | TIter next(gAlice->Modules()); | |
744 | AliModule *detector; | |
745 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
746 | detector->ResetSDigits(); | |
747 | } | |
748 | } | |
749 | ||
5d12ce38 | 750 | //_______________________________________________________________________ |
751 | void AliMC::PostTrack() | |
752 | { | |
d0d4a6b3 | 753 | // Posts tracks for each module |
dde0a601 | 754 | |
4a9de4af | 755 | TObjArray &dets = *gAlice->Modules(); |
756 | AliModule *module; | |
757 | ||
758 | for(Int_t i=0; i<=gAlice->GetNdets(); i++) | |
759 | if((module = dynamic_cast<AliModule*>(dets[i]))) | |
760 | module->PostTrack(); | |
5d12ce38 | 761 | } |
762 | ||
763 | //_______________________________________________________________________ | |
764 | void AliMC::FinishPrimary() | |
765 | { | |
766 | // | |
767 | // Called at the end of each primary track | |
768 | // | |
dde0a601 | 769 | |
33c3c91a | 770 | AliRunLoader *runloader=AliRunLoader::Instance(); |
5d12ce38 | 771 | // static Int_t count=0; |
772 | // const Int_t times=10; | |
773 | // This primary is finished, purify stack | |
c75cfb51 | 774 | #if ROOT_VERSION_CODE > 262152 |
942a9039 | 775 | if (!(gMC->SecondariesAreOrdered())) { |
77db8cbf | 776 | if (runloader->Stack()->ReorderKine()) RemapHits(); |
942a9039 | 777 | } |
c75cfb51 | 778 | #endif |
77db8cbf | 779 | if (runloader->Stack()->PurifyKine()) RemapHits(); |
504b172d | 780 | |
5d12ce38 | 781 | TIter next(gAlice->Modules()); |
782 | AliModule *detector; | |
783 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
784 | detector->FinishPrimary(); | |
504b172d | 785 | AliLoader* loader = detector->GetLoader(); |
786 | if(loader) | |
787 | { | |
788 | TTree* treeH = loader->TreeH(); | |
789 | if (treeH) treeH->Fill(); //can be Lego run and treeH can not exist | |
790 | } | |
5d12ce38 | 791 | } |
792 | ||
793 | // Write out track references if any | |
3cac0921 | 794 | if (fTmpTreeTR) fTmpTreeTR->Fill(); |
5d12ce38 | 795 | } |
796 | ||
942a9039 | 797 | void AliMC::RemapHits() |
798 | { | |
799 | // | |
800 | // Remaps the track labels of the hits | |
33c3c91a | 801 | AliRunLoader *runloader=AliRunLoader::Instance(); |
942a9039 | 802 | AliStack* stack = runloader->Stack(); |
803 | TList* hitLists = GetHitLists(); | |
804 | TIter next(hitLists); | |
805 | TCollection *hitList; | |
806 | ||
807 | while((hitList = dynamic_cast<TCollection*>(next()))) { | |
808 | TIter nexthit(hitList); | |
809 | AliHit *hit; | |
810 | while((hit = dynamic_cast<AliHit*>(nexthit()))) { | |
811 | hit->SetTrack(stack->TrackLabel(hit->GetTrack())); | |
812 | } | |
813 | } | |
814 | ||
815 | // | |
816 | // This for detectors which have a special mapping mechanism | |
817 | // for hits, such as TPC and TRD | |
818 | // | |
ac2b85c0 | 819 | |
942a9039 | 820 | |
821 | TObjArray* modules = gAlice->Modules(); | |
822 | TIter nextmod(modules); | |
ac2b85c0 | 823 | AliModule *module; |
824 | while((module = (AliModule*) nextmod())) { | |
825 | AliDetector* det = dynamic_cast<AliDetector*> (module); | |
826 | if (det) det->RemapTrackHitIDs(stack->TrackLabelMap()); | |
942a9039 | 827 | } |
828 | // | |
829 | RemapTrackReferencesIDs(stack->TrackLabelMap()); | |
830 | } | |
831 | ||
5d12ce38 | 832 | //_______________________________________________________________________ |
833 | void AliMC::FinishEvent() | |
834 | { | |
835 | // | |
836 | // Called at the end of the event. | |
837 | // | |
38ca2ad6 | 838 | |
3e2e3ece | 839 | if(AliSimulation::Instance()->Lego()) AliSimulation::Instance()->Lego()->FinishEvent(); |
5d12ce38 | 840 | |
841 | TIter next(gAlice->Modules()); | |
842 | AliModule *detector; | |
843 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
844 | detector->FinishEvent(); | |
845 | } | |
846 | ||
847 | //Update the energy deposit tables | |
848 | Int_t i; | |
849 | for(i=0;i<fEventEnergy.GetSize();i++) | |
850 | { | |
851 | fSummEnergy[i]+=fEventEnergy[i]; | |
852 | fSum2Energy[i]+=fEventEnergy[i]*fEventEnergy[i]; | |
853 | } | |
854 | ||
33c3c91a | 855 | AliRunLoader *runloader=AliRunLoader::Instance(); |
5d12ce38 | 856 | |
857 | AliHeader* header = runloader->GetHeader(); | |
858 | AliStack* stack = runloader->Stack(); | |
859 | if ( (header == 0x0) || (stack == 0x0) ) | |
860 | {//check if we got header and stack. If not cry and exit aliroot | |
21bf7095 | 861 | AliFatal("Can not get the stack or header from LOADER"); |
5d12ce38 | 862 | return;//never reached |
863 | } | |
864 | // Update Header information | |
865 | header->SetNprimary(stack->GetNprimary()); | |
866 | header->SetNtrack(stack->GetNtrack()); | |
475baf89 | 867 | header->SetTimeStamp(AliSimulation::Instance()->GenerateTimeStamp()); |
5d12ce38 | 868 | |
5d12ce38 | 869 | // Write out the kinematics |
3e2e3ece | 870 | if (!AliSimulation::Instance()->Lego()) stack->FinishEvent(); |
3cac0921 | 871 | |
872 | // Synchronize the TreeTR with TreeK | |
172bc1fb | 873 | if (fTmpTreeTR) ReorderAndExpandTreeTR(); |
5d12ce38 | 874 | |
875 | // Write out the event Header information | |
876 | TTree* treeE = runloader->TreeE(); | |
877 | if (treeE) | |
878 | { | |
879 | header->SetStack(stack); | |
880 | treeE->Fill(); | |
881 | } | |
882 | else | |
883 | { | |
21bf7095 | 884 | AliError("Can not get TreeE from RL"); |
5d12ce38 | 885 | } |
886 | ||
3e2e3ece | 887 | if(AliSimulation::Instance()->Lego() == 0x0) |
504b172d | 888 | { |
889 | runloader->WriteKinematics("OVERWRITE"); | |
890 | runloader->WriteTrackRefs("OVERWRITE"); | |
891 | runloader->WriteHits("OVERWRITE"); | |
892 | } | |
893 | ||
21bf7095 | 894 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); |
895 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
896 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
897 | AliDebug(1, " FINISHING EVENT "); | |
898 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
899 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
900 | AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
5d12ce38 | 901 | } |
902 | ||
5d12ce38 | 903 | //_______________________________________________________________________ |
904 | void AliMC::Init() | |
905 | { | |
d0d4a6b3 | 906 | // MC initialization |
5d12ce38 | 907 | |
9d188d33 | 908 | |
5d12ce38 | 909 | //=================Create Materials and geometry |
910 | gMC->Init(); | |
4e889ff4 | 911 | // Set alignable volumes for the whole geometry (with old root) |
912 | #if ROOT_VERSION_CODE < 331527 | |
913 | SetAllAlignableVolumes(); | |
914 | #endif | |
5d12ce38 | 915 | //Read the cuts for all materials |
916 | ReadTransPar(); | |
917 | //Build the special IMEDIA table | |
918 | MediaTable(); | |
919 | ||
920 | //Compute cross-sections | |
921 | gMC->BuildPhysics(); | |
922 | ||
5d12ce38 | 923 | //Initialise geometry deposition table |
924 | fEventEnergy.Set(gMC->NofVolumes()+1); | |
925 | fSummEnergy.Set(gMC->NofVolumes()+1); | |
926 | fSum2Energy.Set(gMC->NofVolumes()+1); | |
927 | ||
5d12ce38 | 928 | // Register MC in configuration |
929 | AliConfig::Instance()->Add(gMC); | |
5d12ce38 | 930 | } |
931 | ||
932 | //_______________________________________________________________________ | |
933 | void AliMC::MediaTable() | |
934 | { | |
935 | // | |
936 | // Built media table to get from the media number to | |
937 | // the detector id | |
938 | // | |
939 | ||
940 | Int_t kz, nz, idt, lz, i, k, ind; | |
941 | // Int_t ibeg; | |
942 | TObjArray &dets = *gAlice->Detectors(); | |
943 | AliModule *det; | |
944 | Int_t ndets=gAlice->GetNdets(); | |
945 | // | |
946 | // For all detectors | |
947 | for (kz=0;kz<ndets;kz++) { | |
948 | // If detector is defined | |
949 | if((det=dynamic_cast<AliModule*>(dets[kz]))) { | |
950 | TArrayI &idtmed = *(det->GetIdtmed()); | |
951 | for(nz=0;nz<100;nz++) { | |
0561efeb | 952 | |
5d12ce38 | 953 | // Find max and min material number |
954 | if((idt=idtmed[nz])) { | |
955 | det->LoMedium() = det->LoMedium() < idt ? det->LoMedium() : idt; | |
956 | det->HiMedium() = det->HiMedium() > idt ? det->HiMedium() : idt; | |
957 | } | |
958 | } | |
959 | if(det->LoMedium() > det->HiMedium()) { | |
960 | det->LoMedium() = 0; | |
961 | det->HiMedium() = 0; | |
962 | } else { | |
963 | if(det->HiMedium() > fImedia->GetSize()) { | |
21bf7095 | 964 | AliError(Form("Increase fImedia from %d to %d", |
965 | fImedia->GetSize(),det->HiMedium())); | |
5d12ce38 | 966 | return; |
967 | } | |
968 | // Tag all materials in rage as belonging to detector kz | |
969 | for(lz=det->LoMedium(); lz<= det->HiMedium(); lz++) { | |
970 | (*fImedia)[lz]=kz; | |
971 | } | |
972 | } | |
973 | } | |
974 | } | |
975 | // | |
976 | // Print summary table | |
21bf7095 | 977 | AliInfo("Tracking media ranges:"); |
978 | ToAliInfo( | |
5d12ce38 | 979 | for(i=0;i<(ndets-1)/6+1;i++) { |
980 | for(k=0;k< (6<ndets-i*6?6:ndets-i*6);k++) { | |
981 | ind=i*6+k; | |
982 | det=dynamic_cast<AliModule*>(dets[ind]); | |
983 | if(det) | |
984 | printf(" %6s: %3d -> %3d;",det->GetName(),det->LoMedium(), | |
985 | det->HiMedium()); | |
986 | else | |
987 | printf(" %6s: %3d -> %3d;","NULL",0,0); | |
988 | } | |
989 | printf("\n"); | |
990 | } | |
13242232 | 991 | ); |
5d12ce38 | 992 | } |
993 | ||
994 | //_______________________________________________________________________ | |
995 | void AliMC::ReadTransPar() | |
996 | { | |
997 | // | |
998 | // Read filename to set the transport parameters | |
999 | // | |
1000 | ||
1001 | ||
1002 | const Int_t kncuts=10; | |
61721f6c | 1003 | const Int_t knflags=12; |
5d12ce38 | 1004 | const Int_t knpars=kncuts+knflags; |
1005 | const char kpars[knpars][7] = {"CUTGAM" ,"CUTELE","CUTNEU","CUTHAD","CUTMUO", | |
1006 | "BCUTE","BCUTM","DCUTE","DCUTM","PPCUTM","ANNI", | |
1007 | "BREM","COMP","DCAY","DRAY","HADR","LOSS", | |
61721f6c | 1008 | "MULS","PAIR","PHOT","RAYL","STRA"}; |
5d12ce38 | 1009 | char line[256]; |
1010 | char detName[7]; | |
1011 | char* filtmp; | |
1012 | Float_t cut[kncuts]; | |
1013 | Int_t flag[knflags]; | |
a5a7da11 | 1014 | Int_t i, itmed, iret, jret, ktmed, kz; |
5d12ce38 | 1015 | FILE *lun; |
1016 | // | |
1017 | // See whether the file is there | |
1018 | filtmp=gSystem->ExpandPathName(fTransParName.Data()); | |
1019 | lun=fopen(filtmp,"r"); | |
1020 | delete [] filtmp; | |
1021 | if(!lun) { | |
21bf7095 | 1022 | AliWarning(Form("File %s does not exist!",fTransParName.Data())); |
5d12ce38 | 1023 | return; |
1024 | } | |
1025 | // | |
5d12ce38 | 1026 | while(1) { |
1027 | // Initialise cuts and flags | |
1028 | for(i=0;i<kncuts;i++) cut[i]=-99; | |
1029 | for(i=0;i<knflags;i++) flag[i]=-99; | |
1030 | itmed=0; | |
01a0f5d0 | 1031 | memset(line,0,256); |
5d12ce38 | 1032 | // Read up to the end of line excluded |
01a0f5d0 | 1033 | iret=fscanf(lun,"%255[^\n]",line); |
5d12ce38 | 1034 | if(iret<0) { |
1035 | //End of file | |
1036 | fclose(lun); | |
5d12ce38 | 1037 | return; |
1038 | } | |
1039 | // Read the end of line | |
a5a7da11 | 1040 | jret = fscanf(lun,"%*c"); |
5d12ce38 | 1041 | if(!iret) continue; |
1042 | if(line[0]=='*') continue; | |
1043 | // Read the numbers | |
e6585570 | 1044 | iret=sscanf(line,"%6s %d %f %f %f %f %f %f %f %f %f %f %d %d %d %d %d %d %d %d %d %d %d %d", |
5d12ce38 | 1045 | detName,&itmed,&cut[0],&cut[1],&cut[2],&cut[3],&cut[4],&cut[5],&cut[6],&cut[7],&cut[8], |
1046 | &cut[9],&flag[0],&flag[1],&flag[2],&flag[3],&flag[4],&flag[5],&flag[6],&flag[7], | |
61721f6c | 1047 | &flag[8],&flag[9],&flag[10],&flag[11]); |
5d12ce38 | 1048 | if(!iret) continue; |
1049 | if(iret<0) { | |
1050 | //reading error | |
21bf7095 | 1051 | AliWarning(Form("Error reading file %s",fTransParName.Data())); |
5d12ce38 | 1052 | continue; |
1053 | } | |
1054 | // Check that the module exist | |
1055 | AliModule *mod = gAlice->GetModule(detName); | |
1056 | if(mod) { | |
1057 | // Get the array of media numbers | |
1058 | TArrayI &idtmed = *mod->GetIdtmed(); | |
1059 | // Check that the tracking medium code is valid | |
1060 | if(0<=itmed && itmed < 100) { | |
1061 | ktmed=idtmed[itmed]; | |
1062 | if(!ktmed) { | |
21bf7095 | 1063 | AliWarning(Form("Invalid tracking medium code %d for %s",itmed,mod->GetName())); |
5d12ce38 | 1064 | continue; |
1065 | } | |
1066 | // Set energy thresholds | |
1067 | for(kz=0;kz<kncuts;kz++) { | |
1068 | if(cut[kz]>=0) { | |
21bf7095 | 1069 | AliDebug(2, Form("%-6s set to %10.3E for tracking medium code %4d for %s", |
1070 | kpars[kz],cut[kz],itmed,mod->GetName())); | |
5d12ce38 | 1071 | gMC->Gstpar(ktmed,kpars[kz],cut[kz]); |
1072 | } | |
1073 | } | |
1074 | // Set transport mechanisms | |
1075 | for(kz=0;kz<knflags;kz++) { | |
1076 | if(flag[kz]>=0) { | |
21bf7095 | 1077 | AliDebug(2, Form("%-6s set to %10d for tracking medium code %4d for %s", |
1078 | kpars[kncuts+kz],flag[kz],itmed,mod->GetName())); | |
5d12ce38 | 1079 | gMC->Gstpar(ktmed,kpars[kncuts+kz],Float_t(flag[kz])); |
1080 | } | |
1081 | } | |
1082 | } else { | |
21bf7095 | 1083 | AliWarning(Form("Invalid medium code %d",itmed)); |
5d12ce38 | 1084 | continue; |
1085 | } | |
1086 | } else { | |
21bf7095 | 1087 | AliDebug(1, Form("%s not present",detName)); |
5d12ce38 | 1088 | continue; |
1089 | } | |
1090 | } | |
1091 | } | |
1092 | ||
1093 | //_______________________________________________________________________ | |
1094 | void AliMC::SetTransPar(const char *filename) | |
1095 | { | |
1096 | // | |
1097 | // Sets the file name for transport parameters | |
1098 | // | |
1099 | fTransParName = filename; | |
1100 | } | |
1101 | ||
5d12ce38 | 1102 | //_______________________________________________________________________ |
1103 | void AliMC::AddHit(Int_t id, Int_t track, Int_t *vol, Float_t *hits) const | |
1104 | { | |
1105 | // | |
1106 | // Add a hit to detector id | |
1107 | // | |
1108 | TObjArray &dets = *gAlice->Modules(); | |
1c9a8216 | 1109 | if(dets[id]) static_cast<AliModule*>(dets[id])->AddHit(track,vol,hits); |
5d12ce38 | 1110 | } |
1111 | ||
1112 | //_______________________________________________________________________ | |
1113 | void AliMC::AddDigit(Int_t id, Int_t *tracks, Int_t *digits) const | |
1114 | { | |
1115 | // | |
1116 | // Add digit to detector id | |
1117 | // | |
1118 | TObjArray &dets = *gAlice->Modules(); | |
1c9a8216 | 1119 | if(dets[id]) static_cast<AliModule*>(dets[id])->AddDigit(tracks,digits); |
5d12ce38 | 1120 | } |
1121 | ||
1122 | //_______________________________________________________________________ | |
1123 | Int_t AliMC::GetCurrentTrackNumber() const { | |
1124 | // | |
1125 | // Returns current track | |
1126 | // | |
33c3c91a | 1127 | return AliRunLoader::Instance()->Stack()->GetCurrentTrackNumber(); |
5d12ce38 | 1128 | } |
1129 | ||
1130 | //_______________________________________________________________________ | |
1131 | void AliMC::DumpPart (Int_t i) const | |
1132 | { | |
1133 | // | |
1134 | // Dumps particle i in the stack | |
1135 | // | |
33c3c91a | 1136 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1137 | if (runloader->Stack()) |
1138 | runloader->Stack()->DumpPart(i); | |
1139 | } | |
1140 | ||
1141 | //_______________________________________________________________________ | |
1142 | void AliMC::DumpPStack () const | |
1143 | { | |
1144 | // | |
1145 | // Dumps the particle stack | |
1146 | // | |
33c3c91a | 1147 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1148 | if (runloader->Stack()) |
1149 | runloader->Stack()->DumpPStack(); | |
1150 | } | |
1151 | ||
1152 | //_______________________________________________________________________ | |
1153 | Int_t AliMC::GetNtrack() const { | |
1154 | // | |
1155 | // Returns number of tracks in stack | |
1156 | // | |
1157 | Int_t ntracks = -1; | |
33c3c91a | 1158 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1159 | if (runloader->Stack()) |
1160 | ntracks = runloader->Stack()->GetNtrack(); | |
1161 | return ntracks; | |
1162 | } | |
1163 | ||
1164 | //_______________________________________________________________________ | |
1165 | Int_t AliMC::GetPrimary(Int_t track) const | |
1166 | { | |
1167 | // | |
1168 | // return number of primary that has generated track | |
1169 | // | |
1170 | Int_t nprimary = -999; | |
33c3c91a | 1171 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1172 | if (runloader->Stack()) |
1173 | nprimary = runloader->Stack()->GetPrimary(track); | |
1174 | return nprimary; | |
1175 | } | |
1176 | ||
1177 | //_______________________________________________________________________ | |
1178 | TParticle* AliMC::Particle(Int_t i) const | |
1179 | { | |
d0d4a6b3 | 1180 | // Returns the i-th particle from the stack taking into account |
1181 | // the remaping done by PurifyKine | |
33c3c91a | 1182 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1183 | if (runloader) |
1184 | if (runloader->Stack()) | |
1185 | return runloader->Stack()->Particle(i); | |
1186 | return 0x0; | |
1187 | } | |
1188 | ||
1189 | //_______________________________________________________________________ | |
6c753956 | 1190 | const TObjArray* AliMC::Particles() const { |
5d12ce38 | 1191 | // |
1192 | // Returns pointer to Particles array | |
1193 | // | |
33c3c91a | 1194 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1195 | if (runloader) |
1196 | if (runloader->Stack()) | |
1197 | return runloader->Stack()->Particles(); | |
1198 | return 0x0; | |
1199 | } | |
1200 | ||
1201 | //_______________________________________________________________________ | |
3e2e3ece | 1202 | void AliMC::PushTrack(Int_t done, Int_t parent, Int_t pdg, const Float_t *pmom, |
1203 | const Float_t *vpos, const Float_t *polar, Float_t tof, | |
2057aecb | 1204 | TMCProcess mech, Int_t &ntr, Float_t weight, Int_t is) const |
5d12ce38 | 1205 | { |
1206 | // Delegate to stack | |
1207 | // | |
33c3c91a | 1208 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1209 | if (runloader) |
1210 | if (runloader->Stack()) | |
1211 | runloader->Stack()->PushTrack(done, parent, pdg, pmom, vpos, polar, tof, | |
1212 | mech, ntr, weight, is); | |
1213 | } | |
1214 | ||
1215 | //_______________________________________________________________________ | |
1216 | void AliMC::PushTrack(Int_t done, Int_t parent, Int_t pdg, | |
1217 | Double_t px, Double_t py, Double_t pz, Double_t e, | |
1218 | Double_t vx, Double_t vy, Double_t vz, Double_t tof, | |
1219 | Double_t polx, Double_t poly, Double_t polz, | |
2057aecb | 1220 | TMCProcess mech, Int_t &ntr, Float_t weight, Int_t is) const |
5d12ce38 | 1221 | { |
1222 | // Delegate to stack | |
1223 | // | |
33c3c91a | 1224 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1225 | if (runloader) |
1226 | if (runloader->Stack()) | |
1227 | runloader->Stack()->PushTrack(done, parent, pdg, px, py, pz, e, vx, vy, vz, tof, | |
1228 | polx, poly, polz, mech, ntr, weight, is); | |
1229 | } | |
1230 | ||
1231 | //_______________________________________________________________________ | |
2057aecb | 1232 | void AliMC::SetHighWaterMark(Int_t nt) const |
5d12ce38 | 1233 | { |
1234 | // | |
1235 | // Set high water mark for last track in event | |
33c3c91a | 1236 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1237 | if (runloader) |
1238 | if (runloader->Stack()) | |
1239 | runloader->Stack()->SetHighWaterMark(nt); | |
1240 | } | |
1241 | ||
1242 | //_______________________________________________________________________ | |
2057aecb | 1243 | void AliMC::KeepTrack(Int_t track) const |
5d12ce38 | 1244 | { |
1245 | // | |
1246 | // Delegate to stack | |
1247 | // | |
33c3c91a | 1248 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1249 | if (runloader) |
1250 | if (runloader->Stack()) | |
1251 | runloader->Stack()->KeepTrack(track); | |
1252 | } | |
1253 | ||
1254 | //_______________________________________________________________________ | |
2057aecb | 1255 | void AliMC::FlagTrack(Int_t track) const |
5d12ce38 | 1256 | { |
1257 | // Delegate to stack | |
1258 | // | |
33c3c91a | 1259 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1260 | if (runloader) |
1261 | if (runloader->Stack()) | |
1262 | runloader->Stack()->FlagTrack(track); | |
1263 | } | |
1264 | ||
1265 | //_______________________________________________________________________ | |
2057aecb | 1266 | void AliMC::SetCurrentTrack(Int_t track) const |
5d12ce38 | 1267 | { |
1268 | // | |
1269 | // Set current track number | |
1270 | // | |
33c3c91a | 1271 | AliRunLoader * runloader = AliRunLoader::Instance(); |
5d12ce38 | 1272 | if (runloader) |
1273 | if (runloader->Stack()) | |
1274 | runloader->Stack()->SetCurrentTrack(track); | |
1275 | } | |
1276 | ||
1277 | //_______________________________________________________________________ | |
9ac3aec9 | 1278 | AliTrackReference* AliMC::AddTrackReference(Int_t label, Int_t id) |
1279 | { | |
5d12ce38 | 1280 | // |
1281 | // add a trackrefernce to the list | |
9ac3aec9 | 1282 | Int_t primary = GetPrimary(label); |
1283 | Particle(primary)->SetBit(kKeepBit); | |
1284 | ||
fd650020 | 1285 | Int_t nref = fTmpTrackReferences.GetEntriesFast(); |
1286 | return new(fTmpTrackReferences[nref]) AliTrackReference(label, id); | |
5d12ce38 | 1287 | } |
1288 | ||
1289 | ||
1290 | ||
1291 | //_______________________________________________________________________ | |
1292 | void AliMC::ResetTrackReferences() | |
1293 | { | |
1294 | // | |
1295 | // Reset all references | |
1296 | // | |
fd650020 | 1297 | fTmpTrackReferences.Clear(); |
5d12ce38 | 1298 | } |
1299 | ||
dde0a601 | 1300 | //_______________________________________________________________________ |
6da30991 | 1301 | void AliMC::RemapTrackReferencesIDs(const Int_t *map) |
5d12ce38 | 1302 | { |
1303 | // | |
1304 | // Remapping track reference | |
1305 | // Called at finish primary | |
1306 | // | |
fd650020 | 1307 | |
1308 | Int_t nEntries = fTmpTrackReferences.GetEntries(); | |
4e490a96 | 1309 | for (Int_t i=0; i < nEntries; i++){ |
fd650020 | 1310 | AliTrackReference * ref = dynamic_cast<AliTrackReference*>(fTmpTrackReferences.UncheckedAt(i)); |
4e490a96 | 1311 | if (ref) { |
1312 | Int_t newID = map[ref->GetTrack()]; | |
1313 | if (newID>=0) ref->SetTrack(newID); | |
1314 | else { | |
1315 | ref->SetBit(kNotDeleted,kFALSE); | |
fd650020 | 1316 | fTmpTrackReferences.RemoveAt(i); |
4e490a96 | 1317 | } |
1318 | } // if ref | |
5d12ce38 | 1319 | } |
fd650020 | 1320 | fTmpTrackReferences.Compress(); |
5d12ce38 | 1321 | } |
0561efeb | 1322 | |
dde0a601 | 1323 | //_______________________________________________________________________ |
0561efeb | 1324 | void AliMC::FixParticleDecaytime() |
1325 | { | |
1326 | // | |
1327 | // Fix the particle decay time according to rmin and rmax for decays | |
1328 | // | |
1329 | ||
1330 | TLorentzVector p; | |
1331 | gMC->TrackMomentum(p); | |
1332 | Double_t tmin, tmax; | |
1333 | Double_t b; | |
1334 | ||
1335 | // Transverse velocity | |
1336 | Double_t vt = p.Pt() / p.E(); | |
1337 | ||
f7a1cc68 | 1338 | if ((b = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->SolenoidField()) > 0.) { // [kG] |
0561efeb | 1339 | |
1340 | // Radius of helix | |
1341 | ||
1342 | Double_t rho = p.Pt() / 0.0003 / b; // [cm] | |
1343 | ||
1344 | // Revolution frequency | |
1345 | ||
1346 | Double_t omega = vt / rho; | |
1347 | ||
1348 | // Maximum and minimum decay time | |
1349 | // | |
1350 | // Check for curlers first | |
bfd20868 | 1351 | const Double_t kOvRhoSqr2 = 1./(rho*TMath::Sqrt(2.)); |
1352 | if (fRDecayMax * kOvRhoSqr2 > 1.) return; | |
0561efeb | 1353 | |
1354 | // | |
1355 | ||
bfd20868 | 1356 | tmax = TMath::ACos((1.-fRDecayMax*kOvRhoSqr2)*(1.+fRDecayMax*kOvRhoSqr2)) / omega; // [ct] |
ec29d701 | 1357 | tmin = TMath::ACos((1.-fRDecayMin*kOvRhoSqr2)*(1.+fRDecayMin*kOvRhoSqr2)) / omega; // [ct] |
0561efeb | 1358 | } else { |
1359 | tmax = fRDecayMax / vt; // [ct] | |
1360 | tmin = fRDecayMin / vt; // [ct] | |
1361 | } | |
1362 | ||
1363 | // | |
1364 | // Dial t using the two limits | |
1365 | Double_t t = tmin + (tmax - tmin) * gRandom->Rndm(); // [ct] | |
1366 | // | |
1367 | // | |
1368 | // Force decay time in transport code | |
1369 | // | |
fa7ca4da | 1370 | gMC->ForceDecayTime(t / 2.99792458e10); |
0561efeb | 1371 | } |
3cac0921 | 1372 | |
1373 | void AliMC::MakeTmpTrackRefsTree() | |
1374 | { | |
1375 | // Make the temporary track reference tree | |
1376 | fTmpFileTR = new TFile("TrackRefsTmp.root", "recreate"); | |
1377 | fTmpTreeTR = new TTree("TreeTR", "Track References"); | |
fd650020 | 1378 | TClonesArray* pRef = &fTmpTrackReferences; |
fda9d714 | 1379 | fTmpTreeTR->Branch("TrackReferences", &pRef, 4000); |
3cac0921 | 1380 | } |
1381 | ||
dde0a601 | 1382 | //_______________________________________________________________________ |
3cac0921 | 1383 | void AliMC::ReorderAndExpandTreeTR() |
1384 | { | |
1385 | // | |
1386 | // Reorder and expand the temporary track reference tree in order to match the kinematics tree | |
1387 | // | |
1388 | ||
33c3c91a | 1389 | AliRunLoader *rl = AliRunLoader::Instance(); |
3cac0921 | 1390 | // |
1391 | // TreeTR | |
1392 | AliDebug(1, "fRunLoader->MakeTrackRefsContainer()"); | |
1393 | rl->MakeTrackRefsContainer(); | |
1394 | TTree * treeTR = rl->TreeTR(); | |
3cac0921 | 1395 | // make branch for central track references |
fd650020 | 1396 | TClonesArray* pRef = &fTrackReferences; |
7275b148 | 1397 | treeTR->Branch("TrackReferences", &pRef); |
3cac0921 | 1398 | |
1399 | AliStack* stack = rl->Stack(); | |
1400 | Int_t np = stack->GetNprimary(); | |
1401 | Int_t nt = fTmpTreeTR->GetEntries(); | |
3cac0921 | 1402 | // |
1403 | // Loop over tracks and find the secondaries with the help of the kine tree | |
5ce21fc4 | 1404 | Int_t ifills = 0; |
1405 | Int_t it = 0; | |
1406 | for (Int_t ip = np - 1; ip > -1; ip--) { | |
1407 | TParticle *part = stack->Particle(ip); | |
5a9cf418 | 1408 | //printf("Particle %5d %5d %5d %5d %5d \n", ip, part->GetPdgCode(), part->GetFirstMother(), part->GetFirstDaughter(), part->GetLastDaughter()); |
2c4e7c77 | 1409 | |
5ce21fc4 | 1410 | // Skip primaries that have not been transported |
3cac0921 | 1411 | Int_t dau1 = part->GetFirstDaughter(); |
1412 | Int_t dau2 = -1; | |
f4414561 | 1413 | if (!part->TestBit(kTransportBit)) continue; |
5ce21fc4 | 1414 | // |
1415 | fTmpTreeTR->GetEntry(it++); | |
fd650020 | 1416 | Int_t nh = fTmpTrackReferences.GetEntries(); |
5ce21fc4 | 1417 | // Determine range of secondaries produced by this primary |
3cac0921 | 1418 | if (dau1 > -1) { |
5ce21fc4 | 1419 | Int_t inext = ip - 1; |
3cac0921 | 1420 | while (dau2 < 0) { |
1421 | if (inext >= 0) { | |
1422 | part = stack->Particle(inext); | |
5ce21fc4 | 1423 | dau2 = part->GetFirstDaughter(); |
5a9cf418 | 1424 | if (!(part->TestBit(kTransportBit)) || dau2 == -1 || dau2 < np) { |
1425 | // if (dau2 == -1 || dau2 < np) { | |
5ce21fc4 | 1426 | dau2 = -1; |
1427 | } else { | |
1428 | dau2--; | |
1429 | } | |
3cac0921 | 1430 | } else { |
1431 | dau2 = stack->GetNtrack() - 1; | |
1432 | } | |
1433 | inext--; | |
5ce21fc4 | 1434 | } // find upper bound |
1435 | } // dau2 < 0 | |
2c4e7c77 | 1436 | // printf("Check (1) %5d %5d %5d %5d %5d \n", ip, np, it, dau1, dau2); |
3cac0921 | 1437 | // |
1438 | // Loop over reference hits and find secondary label | |
1439 | for (Int_t id = dau1; (id <= dau2) && (dau1 > -1); id++) { | |
1440 | for (Int_t ih = 0; ih < nh; ih++) { | |
fd650020 | 1441 | AliTrackReference* tr = (AliTrackReference*) fTmpTrackReferences.At(ih); |
3cac0921 | 1442 | Int_t label = tr->Label(); |
5ce21fc4 | 1443 | // Skip primaries |
1444 | if (label == ip) continue; | |
2c4e7c77 | 1445 | if (label > dau2 || label < dau1) |
1446 | AliWarning(Form("Track Reference Label out of range !: %5d %5d %5d \n", label, dau1, dau2)); | |
3cac0921 | 1447 | if (label == id) { |
1448 | // secondary found | |
fd650020 | 1449 | Int_t nref = fTrackReferences.GetEntriesFast(); |
1450 | new(fTrackReferences[nref]) AliTrackReference(*tr); | |
3cac0921 | 1451 | } |
1452 | } // hits | |
1453 | treeTR->Fill(); | |
fd650020 | 1454 | fTrackReferences.Clear(); |
5ce21fc4 | 1455 | ifills++; |
3cac0921 | 1456 | } // daughters |
1457 | } // tracks | |
3cac0921 | 1458 | // |
1459 | // Now loop again and write the primaries | |
5ce21fc4 | 1460 | it = nt - 1; |
1461 | for (Int_t ip = 0; ip < np; ip++) { | |
1462 | TParticle* part = stack->Particle(ip); | |
f4414561 | 1463 | // if ((part->GetFirstDaughter() == -1 && part->GetStatusCode() <= 1) || part->GetFirstDaughter() >= np) |
c226988d | 1464 | if (part->TestBit(kTransportBit)) |
f4414561 | 1465 | { |
5ce21fc4 | 1466 | // Skip particles that have not been transported |
1467 | fTmpTreeTR->GetEntry(it--); | |
fd650020 | 1468 | Int_t nh = fTmpTrackReferences.GetEntries(); |
5ce21fc4 | 1469 | // |
1470 | // Loop over reference hits and find primary labels | |
1471 | for (Int_t ih = 0; ih < nh; ih++) { | |
fd650020 | 1472 | AliTrackReference* tr = (AliTrackReference*) fTmpTrackReferences.At(ih); |
5ce21fc4 | 1473 | Int_t label = tr->Label(); |
1474 | if (label == ip) { | |
fd650020 | 1475 | Int_t nref = fTrackReferences.GetEntriesFast(); |
1476 | new(fTrackReferences[nref]) AliTrackReference(*tr); | |
5ce21fc4 | 1477 | } |
1478 | } | |
3cac0921 | 1479 | } |
1480 | treeTR->Fill(); | |
fd650020 | 1481 | fTrackReferences.Clear(); |
5ce21fc4 | 1482 | ifills++; |
3cac0921 | 1483 | } // tracks |
5ce21fc4 | 1484 | // Check |
1485 | if (ifills != stack->GetNtrack()) | |
1486 | AliWarning(Form("Number of entries in TreeTR (%5d) unequal to TreeK (%5d) \n", ifills, stack->GetNtrack())); | |
3cac0921 | 1487 | // |
1488 | // Clean-up | |
1489 | delete fTmpTreeTR; | |
1490 | fTmpFileTR->Close(); | |
1491 | delete fTmpFileTR; | |
fd650020 | 1492 | fTmpTrackReferences.Clear(); |
3cac0921 | 1493 | gSystem->Exec("rm -rf TrackRefsTmp.root"); |
1494 | } | |
1495 |