adding ClusterDump and Cluster Histogram to the test macro (Gaute)
[u/mrichter/AliRoot.git] / STEER / AliMC.cxx
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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
c75cfb51 24#include <RVersion.h>
5d12ce38 25#include <TBrowser.h>
7ca4655f 26#include <TClonesArray.h>
27#include <TGeoManager.h>
5d12ce38 28#include <TStopwatch.h>
29#include <TSystem.h>
30#include <TVirtualMC.h>
9ac3aec9 31#include <TParticle.h>
ced249e6 32#include <TROOT.h>
3cac0921 33#include <TFile.h>
b60e0f5e 34
21bf7095 35#include "AliLog.h"
5d12ce38 36#include "AliDetector.h"
37#include "AliGenerator.h"
38#include "AliHeader.h"
39#include "AliLego.h"
40#include "AliMC.h"
41#include "AliMCQA.h"
42#include "AliRun.h"
942a9039 43#include "AliHit.h"
5d12ce38 44#include "AliStack.h"
0561efeb 45#include "AliMagF.h"
5d12ce38 46#include "AliTrackReference.h"
39b3f8ba 47#include "AliSimulation.h"
392808e8 48#include "AliGeomManager.h"
ced249e6 49#include "AliCDBManager.h"
50#include "AliCDBStorage.h"
51#include "AliCDBEntry.h"
5d12ce38 52
53
54ClassImp(AliMC)
55
56//_______________________________________________________________________
57AliMC::AliMC() :
58 fGenerator(0),
59 fEventEnergy(0),
60 fSummEnergy(0),
61 fSum2Energy(0),
62 fTrRmax(1.e10),
63 fTrZmax(1.e10),
90e48c0c 64 fRDecayMax(1.e10),
38ca2ad6 65 fRDecayMin(-1.),
90e48c0c 66 fDecayPdg(0),
5d12ce38 67 fImedia(0),
68 fTransParName("\0"),
69 fMCQA(0),
70 fHitLists(0),
3cac0921 71 fTmpTreeTR(0),
72 fTmpFileTR(0),
fd650020 73 fTrackReferences(),
74 fTmpTrackReferences()
5d12ce38 75
76{
d0d4a6b3 77 //default constructor
0561efeb 78 DecayLimits();
5d12ce38 79}
80
81//_______________________________________________________________________
82AliMC::AliMC(const char *name, const char *title) :
83 TVirtualMCApplication(name, title),
84 fGenerator(0),
85 fEventEnergy(0),
86 fSummEnergy(0),
87 fSum2Energy(0),
88 fTrRmax(1.e10),
89 fTrZmax(1.e10),
90e48c0c 90 fRDecayMax(1.e10),
38ca2ad6 91 fRDecayMin(-1.),
90e48c0c 92 fDecayPdg(0),
5d12ce38 93 fImedia(new TArrayI(1000)),
94 fTransParName("\0"),
95 fMCQA(0),
96 fHitLists(new TList()),
3cac0921 97 fTmpTreeTR(0),
98 fTmpFileTR(0),
fd650020 99 fTrackReferences("AliTrackReference", 100),
100 fTmpTrackReferences("AliTrackReference", 100)
5d12ce38 101{
d0d4a6b3 102 //constructor
5d12ce38 103 // Set transport parameters
104 SetTransPar();
0561efeb 105 DecayLimits();
5d12ce38 106 // Prepare the tracking medium lists
107 for(Int_t i=0;i<1000;i++) (*fImedia)[i]=-99;
5d12ce38 108}
109
110//_______________________________________________________________________
111AliMC::AliMC(const AliMC &mc) :
112 TVirtualMCApplication(mc),
113 fGenerator(0),
114 fEventEnergy(0),
115 fSummEnergy(0),
116 fSum2Energy(0),
117 fTrRmax(1.e10),
118 fTrZmax(1.e10),
90e48c0c 119 fRDecayMax(1.e10),
38ca2ad6 120 fRDecayMin(-1.),
90e48c0c 121 fDecayPdg(0),
5d12ce38 122 fImedia(0),
123 fTransParName("\0"),
124 fMCQA(0),
125 fHitLists(0),
3cac0921 126 fTmpTreeTR(0),
127 fTmpFileTR(0),
fd650020 128 fTrackReferences(),
129 fTmpTrackReferences()
5d12ce38 130{
131 //
90e48c0c 132 // Copy constructor for AliMC
5d12ce38 133 //
134 mc.Copy(*this);
135}
136
137//_______________________________________________________________________
138AliMC::~AliMC()
139{
d0d4a6b3 140 //destructor
5d12ce38 141 delete fGenerator;
142 delete fImedia;
143 delete fMCQA;
144 delete fHitLists;
145 // Delete track references
5d12ce38 146}
147
148//_______________________________________________________________________
6c4904c2 149void AliMC::Copy(TObject &) const
5d12ce38 150{
d0d4a6b3 151 //dummy Copy function
21bf7095 152 AliFatal("Not implemented!");
5d12ce38 153}
154
155//_______________________________________________________________________
156void AliMC::ConstructGeometry()
157{
158 //
4a9de4af 159 // Either load geometry from file or create it through usual
160 // loop on detectors. In the first case the method
161 // AliModule::CreateMaterials() only builds fIdtmed and is postponed
162 // at InitGeometry().
5d12ce38 163 //
164
ced249e6 165 if(gAlice->IsRootGeometry()){ //load geometry either from CDB or from file
166 if(gAlice->IsGeomFromCDB()){
167 AliInfo("Loading geometry from CDB default storage");
168 AliCDBPath path("GRP","Geometry","Data");
169 AliCDBEntry *entry=AliCDBManager::Instance()->Get(path.GetPath());
170 if(!entry) AliFatal("Unable to load geometry from CDB!");
171 entry->SetOwner(0);
172 gGeoManager = (TGeoManager*) entry->GetObject();
173 if (!gGeoManager) AliFatal("TGeoManager object not found in the specified CDB entry!");
4a9de4af 174 }else{
ced249e6 175 // Load geometry
176 const char *geomfilename = gAlice->GetGeometryFileName();
177 if(gSystem->ExpandPathName(geomfilename)){
178 AliInfo(Form("Loading geometry from file:\n %40s",geomfilename));
179 TGeoManager::Import(geomfilename);
180 }else{
181 AliInfo(Form("Geometry file %40s not found!\n",geomfilename));
182 return;
183 }
4a9de4af 184 }
185 }else{
186 // Create modules, materials, geometry
5d12ce38 187 TStopwatch stw;
188 TIter next(gAlice->Modules());
189 AliModule *detector;
21bf7095 190 AliDebug(1, "Geometry creation:");
5d12ce38 191 while((detector = dynamic_cast<AliModule*>(next()))) {
192 stw.Start();
193 // Initialise detector materials and geometry
194 detector->CreateMaterials();
195 detector->CreateGeometry();
21bf7095 196 AliInfo(Form("%10s R:%.2fs C:%.2fs",
197 detector->GetName(),stw.RealTime(),stw.CpuTime()));
5d12ce38 198 }
4a9de4af 199 }
200
5d12ce38 201}
202
203//_______________________________________________________________________
39b3f8ba 204Bool_t AliMC::MisalignGeometry()
205{
206// Call misalignment code if AliSimulation object was defined.
0717eed2 207
ced249e6 208 if(!gAlice->IsRootGeometry()){
209 //Set alignable volumes for the whole geometry
210 SetAllAlignableVolumes();
211 }
0717eed2 212 // Misalign geometry via AliSimulation instance
39b3f8ba 213 if (!AliSimulation::GetInstance()) return kFALSE;
392808e8 214 AliGeomManager::SetGeometry(gGeoManager);
ff5970a3 215 if(!AliGeomManager::CheckSymNamesLUT("ALL"))
0bf7aade 216 AliFatal("Current loaded geometry differs in the definition of symbolic names!");
217
39b3f8ba 218 return AliSimulation::GetInstance()->MisalignGeometry(gAlice->GetRunLoader());
219}
220
221//_______________________________________________________________________
661663fa 222void AliMC::ConstructOpGeometry()
223{
224 //
225 // Loop all detector modules and call DefineOpticalProperties() method
226 //
227
228 TIter next(gAlice->Modules());
229 AliModule *detector;
230 AliInfo("Optical properties definition");
231 while((detector = dynamic_cast<AliModule*>(next()))) {
232 // Initialise detector optical properties
233 detector->DefineOpticalProperties();
234 }
235}
236
237//_______________________________________________________________________
5d12ce38 238void AliMC::InitGeometry()
239{
240 //
27cf3cdc 241 // Initialize detectors
5d12ce38 242 //
243
4a9de4af 244 AliInfo("Initialisation:");
245 TStopwatch stw;
246 TIter next(gAlice->Modules());
247 AliModule *detector;
248 while((detector = dynamic_cast<AliModule*>(next()))) {
249 stw.Start();
27cf3cdc 250 // Initialise detector geometry
4a9de4af 251 if(gAlice->IsRootGeometry()) detector->CreateMaterials();
252 detector->Init();
4a9de4af 253 AliInfo(Form("%10s R:%.2fs C:%.2fs",
254 detector->GetName(),stw.RealTime(),stw.CpuTime()));
255 }
4787b401 256}
257
258//_______________________________________________________________________
259void AliMC::SetAllAlignableVolumes()
260{
261 //
262 // Add alignable volumes (TGeoPNEntries) looping on all
263 // active modules
264 //
265
266 AliInfo(Form("Setting entries for all alignable volumes of active detectors"));
267 AliModule *detector;
268 TIter next(gAlice->Modules());
269 while((detector = dynamic_cast<AliModule*>(next()))) {
270 detector->AddAlignableVolumes();
271 }
5d12ce38 272}
273
274//_______________________________________________________________________
2057aecb 275void AliMC::GeneratePrimaries()
5d12ce38 276{
277 //
278 // Generate primary particles and fill them in the stack.
279 //
280
281 Generator()->Generate();
282}
283
284//_______________________________________________________________________
285void AliMC::SetGenerator(AliGenerator *generator)
286{
287 //
288 // Load the event generator
289 //
290 if(!fGenerator) fGenerator = generator;
291}
292
293//_______________________________________________________________________
294void AliMC::ResetGenerator(AliGenerator *generator)
295{
296 //
297 // Load the event generator
298 //
9a213abc 299 if(fGenerator) {
300 if(generator) {
21bf7095 301 AliWarning(Form("Replacing generator %s with %s",
9a213abc 302 fGenerator->GetName(),generator->GetName()));
303 }
304 else {
21bf7095 305 AliWarning(Form("Replacing generator %s with NULL",
306 fGenerator->GetName()));
9a213abc 307 }
308 }
5d12ce38 309 fGenerator = generator;
310}
311
312//_______________________________________________________________________
313void AliMC::FinishRun()
314{
315 // Clean generator information
21bf7095 316 AliDebug(1, "fGenerator->FinishRun()");
5d12ce38 317 fGenerator->FinishRun();
318
319 //Output energy summary tables
21bf7095 320 AliDebug(1, "EnergySummary()");
321 ToAliDebug(1, EnergySummary());
5d12ce38 322}
323
324//_______________________________________________________________________
325void AliMC::BeginPrimary()
326{
327 //
328 // Called at the beginning of each primary track
329 //
330
331 // Reset Hits info
332 ResetHits();
333 ResetTrackReferences();
5d12ce38 334}
335
336//_______________________________________________________________________
337void AliMC::PreTrack()
338{
d0d4a6b3 339 // Actions before the track's transport
5d12ce38 340 TObjArray &dets = *gAlice->Modules();
341 AliModule *module;
342
343 for(Int_t i=0; i<=gAlice->GetNdets(); i++)
344 if((module = dynamic_cast<AliModule*>(dets[i])))
345 module->PreTrack();
346
347 fMCQA->PreTrack();
348}
349
350//_______________________________________________________________________
351void AliMC::Stepping()
352{
353 //
354 // Called at every step during transport
355 //
38ca2ad6 356 Int_t id = DetFromMate(gMC->CurrentMedium());
5d12ce38 357 if (id < 0) return;
358
0561efeb 359
360 if ( gMC->IsNewTrack() &&
361 gMC->TrackTime() == 0. &&
38ca2ad6 362 fRDecayMin >= 0. &&
0561efeb 363 fRDecayMax > fRDecayMin &&
364 gMC->TrackPid() == fDecayPdg )
365 {
366 FixParticleDecaytime();
367 }
368
369
370
5d12ce38 371 //
372 // --- If lego option, do it and leave
373 if (gAlice->Lego())
374 gAlice->Lego()->StepManager();
375 else {
376 Int_t copy;
377 //Update energy deposition tables
378 AddEnergyDeposit(gMC->CurrentVolID(copy),gMC->Edep());
ab03c084 379 //
380 // write tracke reference for track which is dissapearing - MI
faad98df 381
382 if (gMC->IsTrackDisappeared() && !(gMC->IsTrackAlive())) {
383 if (gMC->Etot() > 0.05) AddTrackReference(GetCurrentTrackNumber(),
9ac3aec9 384 AliTrackReference::kDisappeared);
faad98df 385
386
b60e0f5e 387 }
faad98df 388
5d12ce38 389 //Call the appropriate stepping routine;
390 AliModule *det = dynamic_cast<AliModule*>(gAlice->Modules()->At(id));
391 if(det && det->StepManagerIsEnabled()) {
e569033b 392 if(AliLog::GetGlobalDebugLevel()>0) fMCQA->StepManager(id);
5d12ce38 393 det->StepManager();
394 }
395 }
396}
397
398//_______________________________________________________________________
399void AliMC::EnergySummary()
400{
9ac3aec9 401 //e
5d12ce38 402 // Print summary of deposited energy
403 //
404
405 Int_t ndep=0;
406 Float_t edtot=0;
407 Float_t ed, ed2;
408 Int_t kn, i, left, j, id;
409 const Float_t kzero=0;
410 Int_t ievent=gAlice->GetRunLoader()->GetHeader()->GetEvent()+1;
411 //
412 // Energy loss information
413 if(ievent) {
414 printf("***************** Energy Loss Information per event (GEV) *****************\n");
415 for(kn=1;kn<fEventEnergy.GetSize();kn++) {
416 ed=fSummEnergy[kn];
417 if(ed>0) {
418 fEventEnergy[ndep]=kn;
419 if(ievent>1) {
420 ed=ed/ievent;
421 ed2=fSum2Energy[kn];
422 ed2=ed2/ievent;
423 ed2=100*TMath::Sqrt(TMath::Max(ed2-ed*ed,kzero))/ed;
424 } else
425 ed2=99;
426 fSummEnergy[ndep]=ed;
427 fSum2Energy[ndep]=TMath::Min(static_cast<Float_t>(99.),TMath::Max(ed2,kzero));
428 edtot+=ed;
429 ndep++;
430 }
431 }
432 for(kn=0;kn<(ndep-1)/3+1;kn++) {
433 left=ndep-kn*3;
434 for(i=0;i<(3<left?3:left);i++) {
435 j=kn*3+i;
436 id=Int_t (fEventEnergy[j]+0.1);
437 printf(" %s %10.3f +- %10.3f%%;",gMC->VolName(id),fSummEnergy[j],fSum2Energy[j]);
438 }
439 printf("\n");
440 }
441 //
442 // Relative energy loss in different detectors
443 printf("******************** Relative Energy Loss per event ********************\n");
444 printf("Total energy loss per event %10.3f GeV\n",edtot);
445 for(kn=0;kn<(ndep-1)/5+1;kn++) {
446 left=ndep-kn*5;
447 for(i=0;i<(5<left?5:left);i++) {
448 j=kn*5+i;
449 id=Int_t (fEventEnergy[j]+0.1);
450 printf(" %s %10.3f%%;",gMC->VolName(id),100*fSummEnergy[j]/edtot);
451 }
452 printf("\n");
453 }
454 for(kn=0;kn<75;kn++) printf("*");
455 printf("\n");
456 }
457 //
458 // Reset the TArray's
459 // fEventEnergy.Set(0);
460 // fSummEnergy.Set(0);
461 // fSum2Energy.Set(0);
462}
463
464//_____________________________________________________________________________
465void AliMC::BeginEvent()
466{
467 //
468 // Clean-up previous event
469 // Energy scores
21bf7095 470 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
471 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
472 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
473 AliDebug(1, " BEGINNING EVENT ");
474 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
475 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
476 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
5d12ce38 477
3cac0921 478 AliRunLoader *runloader=gAlice->GetRunLoader();
5d12ce38 479
480 /*******************************/
481 /* Clean after eventual */
482 /* previous event */
483 /*******************************/
484
485
486 //Set the next event in Run Loader -> Cleans trees (TreeK and all trees in detectors),
487 gAlice->SetEventNrInRun(gAlice->GetEventNrInRun()+1);
488 runloader->SetEventNumber(gAlice->GetEventNrInRun());// sets new files, cleans the previous event stuff, if necessary, etc.,
21bf7095 489 AliDebug(1, Form("EventNr is %d",gAlice->GetEventNrInRun()));
5d12ce38 490
491 fEventEnergy.Reset();
492 // Clean detector information
493
494 if (runloader->Stack())
3cac0921 495 runloader->Stack()->Reset();//clean stack -> tree is unloaded
5d12ce38 496 else
3cac0921 497 runloader->MakeStack();//or make a new one
504b172d 498
9ac3aec9 499
3cac0921 500 if(gAlice->Lego() == 0x0)
501 {
502 AliDebug(1, "fRunLoader->MakeTree(K)");
503 runloader->MakeTree("K");
504 }
505
21bf7095 506 AliDebug(1, "gMC->SetStack(fRunLoader->Stack())");
5d12ce38 507 gMC->SetStack(gAlice->GetRunLoader()->Stack());//Was in InitMC - but was moved here
508 //because we don't have guarantee that
509 //stack pointer is not going to change from event to event
510 //since it bellobgs to header and is obtained via RunLoader
511 //
512 // Reset all Detectors & kinematics & make/reset trees
513 //
514
8c8fbdcd 515 runloader->GetHeader()->Reset(AliCDBManager::Instance()->GetRun(),gAlice->GetEvNumber(),
3cac0921 516 gAlice->GetEventNrInRun());
5d12ce38 517// fRunLoader->WriteKinematics("OVERWRITE"); is there any reason to rewrite here since MakeTree does so
518
504b172d 519 if(gAlice->Lego())
3cac0921 520 {
521 gAlice->Lego()->BeginEvent();
522 return;
523 }
504b172d 524
5d12ce38 525
21bf7095 526 AliDebug(1, "ResetHits()");
5d12ce38 527 ResetHits();
504b172d 528
21bf7095 529 AliDebug(1, "fRunLoader->MakeTree(H)");
5d12ce38 530 runloader->MakeTree("H");
504b172d 531
5d12ce38 532
5d12ce38 533
3cac0921 534 MakeTmpTrackRefsTree();
5d12ce38 535 //create new branches and SetAdresses
536 TIter next(gAlice->Modules());
537 AliModule *detector;
538 while((detector = (AliModule*)next()))
539 {
3cac0921 540 AliDebug(2, Form("%s->MakeBranch(H)",detector->GetName()));
541 detector->MakeBranch("H");
5d12ce38 542 }
543}
544
545//_______________________________________________________________________
546void AliMC::ResetHits()
547{
548 //
549 // Reset all Detectors hits
550 //
551 TIter next(gAlice->Modules());
552 AliModule *detector;
553 while((detector = dynamic_cast<AliModule*>(next()))) {
554 detector->ResetHits();
555 }
556}
557
558//_______________________________________________________________________
559void AliMC::PostTrack()
560{
d0d4a6b3 561 // Posts tracks for each module
4a9de4af 562 TObjArray &dets = *gAlice->Modules();
563 AliModule *module;
564
565 for(Int_t i=0; i<=gAlice->GetNdets(); i++)
566 if((module = dynamic_cast<AliModule*>(dets[i])))
567 module->PostTrack();
5d12ce38 568}
569
570//_______________________________________________________________________
571void AliMC::FinishPrimary()
572{
573 //
574 // Called at the end of each primary track
575 //
576 AliRunLoader *runloader=gAlice->GetRunLoader();
577 // static Int_t count=0;
578 // const Int_t times=10;
579 // This primary is finished, purify stack
c75cfb51 580#if ROOT_VERSION_CODE > 262152
942a9039 581 if (!(gMC->SecondariesAreOrdered())) {
77db8cbf 582 if (runloader->Stack()->ReorderKine()) RemapHits();
942a9039 583 }
c75cfb51 584#endif
77db8cbf 585 if (runloader->Stack()->PurifyKine()) RemapHits();
504b172d 586
5d12ce38 587 TIter next(gAlice->Modules());
588 AliModule *detector;
589 while((detector = dynamic_cast<AliModule*>(next()))) {
590 detector->FinishPrimary();
504b172d 591 AliLoader* loader = detector->GetLoader();
592 if(loader)
593 {
594 TTree* treeH = loader->TreeH();
595 if (treeH) treeH->Fill(); //can be Lego run and treeH can not exist
596 }
5d12ce38 597 }
598
599 // Write out track references if any
3cac0921 600 if (fTmpTreeTR) fTmpTreeTR->Fill();
5d12ce38 601}
602
942a9039 603void AliMC::RemapHits()
604{
605//
606// Remaps the track labels of the hits
607 AliRunLoader *runloader=gAlice->GetRunLoader();
608 AliStack* stack = runloader->Stack();
609 TList* hitLists = GetHitLists();
610 TIter next(hitLists);
611 TCollection *hitList;
612
613 while((hitList = dynamic_cast<TCollection*>(next()))) {
614 TIter nexthit(hitList);
615 AliHit *hit;
616 while((hit = dynamic_cast<AliHit*>(nexthit()))) {
617 hit->SetTrack(stack->TrackLabel(hit->GetTrack()));
618 }
619 }
620
621 //
622 // This for detectors which have a special mapping mechanism
623 // for hits, such as TPC and TRD
624 //
ac2b85c0 625
942a9039 626
627 TObjArray* modules = gAlice->Modules();
628 TIter nextmod(modules);
ac2b85c0 629 AliModule *module;
630 while((module = (AliModule*) nextmod())) {
631 AliDetector* det = dynamic_cast<AliDetector*> (module);
632 if (det) det->RemapTrackHitIDs(stack->TrackLabelMap());
942a9039 633 }
634 //
635 RemapTrackReferencesIDs(stack->TrackLabelMap());
636}
637
5d12ce38 638//_______________________________________________________________________
639void AliMC::FinishEvent()
640{
641 //
642 // Called at the end of the event.
643 //
644
645 //
38ca2ad6 646
5d12ce38 647 if(gAlice->Lego()) gAlice->Lego()->FinishEvent();
648
649 TIter next(gAlice->Modules());
650 AliModule *detector;
651 while((detector = dynamic_cast<AliModule*>(next()))) {
652 detector->FinishEvent();
653 }
654
655 //Update the energy deposit tables
656 Int_t i;
657 for(i=0;i<fEventEnergy.GetSize();i++)
658 {
659 fSummEnergy[i]+=fEventEnergy[i];
660 fSum2Energy[i]+=fEventEnergy[i]*fEventEnergy[i];
661 }
662
663 AliRunLoader *runloader=gAlice->GetRunLoader();
664
665 AliHeader* header = runloader->GetHeader();
666 AliStack* stack = runloader->Stack();
667 if ( (header == 0x0) || (stack == 0x0) )
668 {//check if we got header and stack. If not cry and exit aliroot
21bf7095 669 AliFatal("Can not get the stack or header from LOADER");
5d12ce38 670 return;//never reached
671 }
672 // Update Header information
673 header->SetNprimary(stack->GetNprimary());
674 header->SetNtrack(stack->GetNtrack());
675
5d12ce38 676 // Write out the kinematics
38ca2ad6 677 if (!gAlice->Lego()) stack->FinishEvent();
3cac0921 678
679 // Synchronize the TreeTR with TreeK
172bc1fb 680 if (fTmpTreeTR) ReorderAndExpandTreeTR();
5d12ce38 681
682 // Write out the event Header information
683 TTree* treeE = runloader->TreeE();
684 if (treeE)
685 {
686 header->SetStack(stack);
687 treeE->Fill();
688 }
689 else
690 {
21bf7095 691 AliError("Can not get TreeE from RL");
5d12ce38 692 }
693
504b172d 694 if(gAlice->Lego() == 0x0)
695 {
696 runloader->WriteKinematics("OVERWRITE");
697 runloader->WriteTrackRefs("OVERWRITE");
698 runloader->WriteHits("OVERWRITE");
699 }
700
21bf7095 701 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
702 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
703 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
704 AliDebug(1, " FINISHING EVENT ");
705 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
706 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
707 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
5d12ce38 708}
709
710//_______________________________________________________________________
711void AliMC::Field(const Double_t* x, Double_t* b) const
712{
d0d4a6b3 713 // Calculates field "b" at point "x"
5d12ce38 714 gAlice->Field(x,b);
715}
716
717//_______________________________________________________________________
718void AliMC::Init()
719{
d0d4a6b3 720 // MC initialization
5d12ce38 721
722 //=================Create Materials and geometry
723 gMC->Init();
4e889ff4 724 // Set alignable volumes for the whole geometry (with old root)
725#if ROOT_VERSION_CODE < 331527
726 SetAllAlignableVolumes();
727#endif
5d12ce38 728 //Read the cuts for all materials
729 ReadTransPar();
730 //Build the special IMEDIA table
731 MediaTable();
732
733 //Compute cross-sections
734 gMC->BuildPhysics();
735
5d12ce38 736 //Initialise geometry deposition table
737 fEventEnergy.Set(gMC->NofVolumes()+1);
738 fSummEnergy.Set(gMC->NofVolumes()+1);
739 fSum2Energy.Set(gMC->NofVolumes()+1);
740
741 //
742 fMCQA = new AliMCQA(gAlice->GetNdets());
743
744 // Register MC in configuration
745 AliConfig::Instance()->Add(gMC);
746
747}
748
749//_______________________________________________________________________
750void AliMC::MediaTable()
751{
752 //
753 // Built media table to get from the media number to
754 // the detector id
755 //
756
757 Int_t kz, nz, idt, lz, i, k, ind;
758 // Int_t ibeg;
759 TObjArray &dets = *gAlice->Detectors();
760 AliModule *det;
761 Int_t ndets=gAlice->GetNdets();
762 //
763 // For all detectors
764 for (kz=0;kz<ndets;kz++) {
765 // If detector is defined
766 if((det=dynamic_cast<AliModule*>(dets[kz]))) {
767 TArrayI &idtmed = *(det->GetIdtmed());
768 for(nz=0;nz<100;nz++) {
0561efeb 769
5d12ce38 770 // Find max and min material number
771 if((idt=idtmed[nz])) {
772 det->LoMedium() = det->LoMedium() < idt ? det->LoMedium() : idt;
773 det->HiMedium() = det->HiMedium() > idt ? det->HiMedium() : idt;
774 }
775 }
776 if(det->LoMedium() > det->HiMedium()) {
777 det->LoMedium() = 0;
778 det->HiMedium() = 0;
779 } else {
780 if(det->HiMedium() > fImedia->GetSize()) {
21bf7095 781 AliError(Form("Increase fImedia from %d to %d",
782 fImedia->GetSize(),det->HiMedium()));
5d12ce38 783 return;
784 }
785 // Tag all materials in rage as belonging to detector kz
786 for(lz=det->LoMedium(); lz<= det->HiMedium(); lz++) {
787 (*fImedia)[lz]=kz;
788 }
789 }
790 }
791 }
792 //
793 // Print summary table
21bf7095 794 AliInfo("Tracking media ranges:");
795 ToAliInfo(
5d12ce38 796 for(i=0;i<(ndets-1)/6+1;i++) {
797 for(k=0;k< (6<ndets-i*6?6:ndets-i*6);k++) {
798 ind=i*6+k;
799 det=dynamic_cast<AliModule*>(dets[ind]);
800 if(det)
801 printf(" %6s: %3d -> %3d;",det->GetName(),det->LoMedium(),
802 det->HiMedium());
803 else
804 printf(" %6s: %3d -> %3d;","NULL",0,0);
805 }
806 printf("\n");
807 }
21bf7095 808 )
5d12ce38 809}
810
811//_______________________________________________________________________
812void AliMC::ReadTransPar()
813{
814 //
815 // Read filename to set the transport parameters
816 //
817
818
819 const Int_t kncuts=10;
820 const Int_t knflags=11;
821 const Int_t knpars=kncuts+knflags;
822 const char kpars[knpars][7] = {"CUTGAM" ,"CUTELE","CUTNEU","CUTHAD","CUTMUO",
823 "BCUTE","BCUTM","DCUTE","DCUTM","PPCUTM","ANNI",
824 "BREM","COMP","DCAY","DRAY","HADR","LOSS",
825 "MULS","PAIR","PHOT","RAYL"};
826 char line[256];
827 char detName[7];
828 char* filtmp;
829 Float_t cut[kncuts];
830 Int_t flag[knflags];
831 Int_t i, itmed, iret, ktmed, kz;
832 FILE *lun;
833 //
834 // See whether the file is there
835 filtmp=gSystem->ExpandPathName(fTransParName.Data());
836 lun=fopen(filtmp,"r");
837 delete [] filtmp;
838 if(!lun) {
21bf7095 839 AliWarning(Form("File %s does not exist!",fTransParName.Data()));
5d12ce38 840 return;
841 }
842 //
5d12ce38 843 while(1) {
844 // Initialise cuts and flags
845 for(i=0;i<kncuts;i++) cut[i]=-99;
846 for(i=0;i<knflags;i++) flag[i]=-99;
847 itmed=0;
848 for(i=0;i<256;i++) line[i]='\0';
849 // Read up to the end of line excluded
850 iret=fscanf(lun,"%[^\n]",line);
851 if(iret<0) {
852 //End of file
853 fclose(lun);
5d12ce38 854 return;
855 }
856 // Read the end of line
857 fscanf(lun,"%*c");
858 if(!iret) continue;
859 if(line[0]=='*') continue;
860 // Read the numbers
861 iret=sscanf(line,"%s %d %f %f %f %f %f %f %f %f %f %f %d %d %d %d %d %d %d %d %d %d %d",
862 detName,&itmed,&cut[0],&cut[1],&cut[2],&cut[3],&cut[4],&cut[5],&cut[6],&cut[7],&cut[8],
863 &cut[9],&flag[0],&flag[1],&flag[2],&flag[3],&flag[4],&flag[5],&flag[6],&flag[7],
864 &flag[8],&flag[9],&flag[10]);
865 if(!iret) continue;
866 if(iret<0) {
867 //reading error
21bf7095 868 AliWarning(Form("Error reading file %s",fTransParName.Data()));
5d12ce38 869 continue;
870 }
871 // Check that the module exist
872 AliModule *mod = gAlice->GetModule(detName);
873 if(mod) {
874 // Get the array of media numbers
875 TArrayI &idtmed = *mod->GetIdtmed();
876 // Check that the tracking medium code is valid
877 if(0<=itmed && itmed < 100) {
878 ktmed=idtmed[itmed];
879 if(!ktmed) {
21bf7095 880 AliWarning(Form("Invalid tracking medium code %d for %s",itmed,mod->GetName()));
5d12ce38 881 continue;
882 }
883 // Set energy thresholds
884 for(kz=0;kz<kncuts;kz++) {
885 if(cut[kz]>=0) {
21bf7095 886 AliDebug(2, Form("%-6s set to %10.3E for tracking medium code %4d for %s",
887 kpars[kz],cut[kz],itmed,mod->GetName()));
5d12ce38 888 gMC->Gstpar(ktmed,kpars[kz],cut[kz]);
889 }
890 }
891 // Set transport mechanisms
892 for(kz=0;kz<knflags;kz++) {
893 if(flag[kz]>=0) {
21bf7095 894 AliDebug(2, Form("%-6s set to %10d for tracking medium code %4d for %s",
895 kpars[kncuts+kz],flag[kz],itmed,mod->GetName()));
5d12ce38 896 gMC->Gstpar(ktmed,kpars[kncuts+kz],Float_t(flag[kz]));
897 }
898 }
899 } else {
21bf7095 900 AliWarning(Form("Invalid medium code %d",itmed));
5d12ce38 901 continue;
902 }
903 } else {
21bf7095 904 AliDebug(1, Form("%s not present",detName));
5d12ce38 905 continue;
906 }
907 }
908}
909
910//_______________________________________________________________________
911void AliMC::SetTransPar(const char *filename)
912{
913 //
914 // Sets the file name for transport parameters
915 //
916 fTransParName = filename;
917}
918
919//_______________________________________________________________________
0054628d 920void AliMC::Browse(TBrowser *b)
5d12ce38 921{
922 //
923 // Called when the item "Run" is clicked on the left pane
924 // of the Root browser.
925 // It displays the Root Trees and all detectors.
926 //
927 //detectors are in folders anyway
928 b->Add(fMCQA,"AliMCQA");
929}
930
5d12ce38 931//_______________________________________________________________________
932void AliMC::AddHit(Int_t id, Int_t track, Int_t *vol, Float_t *hits) const
933{
934 //
935 // Add a hit to detector id
936 //
937 TObjArray &dets = *gAlice->Modules();
938 if(dets[id]) dynamic_cast<AliModule*>(dets[id])->AddHit(track,vol,hits);
939}
940
941//_______________________________________________________________________
942void AliMC::AddDigit(Int_t id, Int_t *tracks, Int_t *digits) const
943{
944 //
945 // Add digit to detector id
946 //
947 TObjArray &dets = *gAlice->Modules();
948 if(dets[id]) dynamic_cast<AliModule*>(dets[id])->AddDigit(tracks,digits);
949}
950
951//_______________________________________________________________________
952Int_t AliMC::GetCurrentTrackNumber() const {
953 //
954 // Returns current track
955 //
956 return gAlice->GetRunLoader()->Stack()->GetCurrentTrackNumber();
957}
958
959//_______________________________________________________________________
960void AliMC::DumpPart (Int_t i) const
961{
962 //
963 // Dumps particle i in the stack
964 //
965 AliRunLoader * runloader = gAlice->GetRunLoader();
966 if (runloader->Stack())
967 runloader->Stack()->DumpPart(i);
968}
969
970//_______________________________________________________________________
971void AliMC::DumpPStack () const
972{
973 //
974 // Dumps the particle stack
975 //
976 AliRunLoader * runloader = gAlice->GetRunLoader();
977 if (runloader->Stack())
978 runloader->Stack()->DumpPStack();
979}
980
981//_______________________________________________________________________
982Int_t AliMC::GetNtrack() const {
983 //
984 // Returns number of tracks in stack
985 //
986 Int_t ntracks = -1;
987 AliRunLoader * runloader = gAlice->GetRunLoader();
988 if (runloader->Stack())
989 ntracks = runloader->Stack()->GetNtrack();
990 return ntracks;
991}
992
993//_______________________________________________________________________
994Int_t AliMC::GetPrimary(Int_t track) const
995{
996 //
997 // return number of primary that has generated track
998 //
999 Int_t nprimary = -999;
1000 AliRunLoader * runloader = gAlice->GetRunLoader();
1001 if (runloader->Stack())
1002 nprimary = runloader->Stack()->GetPrimary(track);
1003 return nprimary;
1004}
1005
1006//_______________________________________________________________________
1007TParticle* AliMC::Particle(Int_t i) const
1008{
d0d4a6b3 1009 // Returns the i-th particle from the stack taking into account
1010 // the remaping done by PurifyKine
5d12ce38 1011 AliRunLoader * runloader = gAlice->GetRunLoader();
1012 if (runloader)
1013 if (runloader->Stack())
1014 return runloader->Stack()->Particle(i);
1015 return 0x0;
1016}
1017
1018//_______________________________________________________________________
6c753956 1019const TObjArray* AliMC::Particles() const {
5d12ce38 1020 //
1021 // Returns pointer to Particles array
1022 //
1023 AliRunLoader * runloader = gAlice->GetRunLoader();
1024 if (runloader)
1025 if (runloader->Stack())
1026 return runloader->Stack()->Particles();
1027 return 0x0;
1028}
1029
1030//_______________________________________________________________________
1031void AliMC::PushTrack(Int_t done, Int_t parent, Int_t pdg, Float_t *pmom,
1032 Float_t *vpos, Float_t *polar, Float_t tof,
2057aecb 1033 TMCProcess mech, Int_t &ntr, Float_t weight, Int_t is) const
5d12ce38 1034{
1035// Delegate to stack
1036//
1037 AliRunLoader * runloader = gAlice->GetRunLoader();
1038 if (runloader)
1039 if (runloader->Stack())
1040 runloader->Stack()->PushTrack(done, parent, pdg, pmom, vpos, polar, tof,
1041 mech, ntr, weight, is);
1042}
1043
1044//_______________________________________________________________________
1045void AliMC::PushTrack(Int_t done, Int_t parent, Int_t pdg,
1046 Double_t px, Double_t py, Double_t pz, Double_t e,
1047 Double_t vx, Double_t vy, Double_t vz, Double_t tof,
1048 Double_t polx, Double_t poly, Double_t polz,
2057aecb 1049 TMCProcess mech, Int_t &ntr, Float_t weight, Int_t is) const
5d12ce38 1050{
1051 // Delegate to stack
1052 //
1053 AliRunLoader * runloader = gAlice->GetRunLoader();
1054 if (runloader)
1055 if (runloader->Stack())
1056 runloader->Stack()->PushTrack(done, parent, pdg, px, py, pz, e, vx, vy, vz, tof,
1057 polx, poly, polz, mech, ntr, weight, is);
1058}
1059
1060//_______________________________________________________________________
2057aecb 1061void AliMC::SetHighWaterMark(Int_t nt) const
5d12ce38 1062{
1063 //
1064 // Set high water mark for last track in event
1065 AliRunLoader * runloader = gAlice->GetRunLoader();
1066 if (runloader)
1067 if (runloader->Stack())
1068 runloader->Stack()->SetHighWaterMark(nt);
1069}
1070
1071//_______________________________________________________________________
2057aecb 1072void AliMC::KeepTrack(Int_t track) const
5d12ce38 1073{
1074 //
1075 // Delegate to stack
1076 //
1077 AliRunLoader * runloader = gAlice->GetRunLoader();
1078 if (runloader)
1079 if (runloader->Stack())
1080 runloader->Stack()->KeepTrack(track);
1081}
1082
1083//_______________________________________________________________________
2057aecb 1084void AliMC::FlagTrack(Int_t track) const
5d12ce38 1085{
1086 // Delegate to stack
1087 //
1088 AliRunLoader * runloader = gAlice->GetRunLoader();
1089 if (runloader)
1090 if (runloader->Stack())
1091 runloader->Stack()->FlagTrack(track);
1092}
1093
1094//_______________________________________________________________________
2057aecb 1095void AliMC::SetCurrentTrack(Int_t track) const
5d12ce38 1096{
1097 //
1098 // Set current track number
1099 //
1100 AliRunLoader * runloader = gAlice->GetRunLoader();
1101 if (runloader)
1102 if (runloader->Stack())
1103 runloader->Stack()->SetCurrentTrack(track);
1104}
1105
1106//_______________________________________________________________________
9ac3aec9 1107AliTrackReference* AliMC::AddTrackReference(Int_t label, Int_t id)
1108{
5d12ce38 1109 //
1110 // add a trackrefernce to the list
9ac3aec9 1111 Int_t primary = GetPrimary(label);
1112 Particle(primary)->SetBit(kKeepBit);
1113
fd650020 1114 Int_t nref = fTmpTrackReferences.GetEntriesFast();
1115 return new(fTmpTrackReferences[nref]) AliTrackReference(label, id);
5d12ce38 1116}
1117
1118
1119
1120//_______________________________________________________________________
1121void AliMC::ResetTrackReferences()
1122{
1123 //
1124 // Reset all references
1125 //
fd650020 1126 fTmpTrackReferences.Clear();
5d12ce38 1127}
1128
1129void AliMC::RemapTrackReferencesIDs(Int_t *map)
1130{
1131 //
1132 // Remapping track reference
1133 // Called at finish primary
1134 //
fd650020 1135
1136 Int_t nEntries = fTmpTrackReferences.GetEntries();
4e490a96 1137 for (Int_t i=0; i < nEntries; i++){
fd650020 1138 AliTrackReference * ref = dynamic_cast<AliTrackReference*>(fTmpTrackReferences.UncheckedAt(i));
4e490a96 1139 if (ref) {
1140 Int_t newID = map[ref->GetTrack()];
1141 if (newID>=0) ref->SetTrack(newID);
1142 else {
1143 ref->SetBit(kNotDeleted,kFALSE);
fd650020 1144 fTmpTrackReferences.RemoveAt(i);
4e490a96 1145 }
1146 } // if ref
5d12ce38 1147 }
fd650020 1148 fTmpTrackReferences.Compress();
5d12ce38 1149}
0561efeb 1150
1151void AliMC::FixParticleDecaytime()
1152{
1153 //
1154 // Fix the particle decay time according to rmin and rmax for decays
1155 //
1156
1157 TLorentzVector p;
1158 gMC->TrackMomentum(p);
1159 Double_t tmin, tmax;
1160 Double_t b;
1161
1162 // Transverse velocity
1163 Double_t vt = p.Pt() / p.E();
1164
1165 if ((b = gAlice->Field()->SolenoidField()) > 0.) { // [kG]
1166
1167 // Radius of helix
1168
1169 Double_t rho = p.Pt() / 0.0003 / b; // [cm]
1170
1171 // Revolution frequency
1172
1173 Double_t omega = vt / rho;
1174
1175 // Maximum and minimum decay time
1176 //
1177 // Check for curlers first
1178 if (fRDecayMax * fRDecayMax / rho / rho / 2. > 1.) return;
1179
1180 //
1181
1182 tmax = TMath::ACos(1. - fRDecayMax * fRDecayMax / rho / rho / 2.) / omega; // [ct]
1183 tmin = TMath::ACos(1. - fRDecayMin * fRDecayMin / rho / rho / 2.) / omega; // [ct]
1184 } else {
1185 tmax = fRDecayMax / vt; // [ct]
1186 tmin = fRDecayMin / vt; // [ct]
1187 }
1188
1189 //
1190 // Dial t using the two limits
1191 Double_t t = tmin + (tmax - tmin) * gRandom->Rndm(); // [ct]
1192 //
1193 //
1194 // Force decay time in transport code
1195 //
fa7ca4da 1196 gMC->ForceDecayTime(t / 2.99792458e10);
0561efeb 1197}
3cac0921 1198
1199void AliMC::MakeTmpTrackRefsTree()
1200{
1201 // Make the temporary track reference tree
1202 fTmpFileTR = new TFile("TrackRefsTmp.root", "recreate");
1203 fTmpTreeTR = new TTree("TreeTR", "Track References");
fd650020 1204 TClonesArray* pRef = &fTmpTrackReferences;
1205 fTmpTreeTR->Branch("TrackReferences", "TClonesArray", &pRef, 4000);
3cac0921 1206}
1207
1208void AliMC::ReorderAndExpandTreeTR()
1209{
1210//
1211// Reorder and expand the temporary track reference tree in order to match the kinematics tree
1212//
1213
1214 AliRunLoader *rl = gAlice->GetRunLoader();
1215//
1216// TreeTR
1217 AliDebug(1, "fRunLoader->MakeTrackRefsContainer()");
1218 rl->MakeTrackRefsContainer();
1219 TTree * treeTR = rl->TreeTR();
1220 if (treeTR){
1221 // make branch for central track references
3cac0921 1222 TBranch *branch;
fd650020 1223 TClonesArray* pRef = &fTrackReferences;
1224 branch = treeTR->Branch("TrackReferences", &pRef);
1225 branch->SetAddress(&pRef);
3cac0921 1226 }
1227
1228 AliStack* stack = rl->Stack();
1229 Int_t np = stack->GetNprimary();
1230 Int_t nt = fTmpTreeTR->GetEntries();
3cac0921 1231 //
1232 // Loop over tracks and find the secondaries with the help of the kine tree
5ce21fc4 1233 Int_t ifills = 0;
1234 Int_t it = 0;
1235 for (Int_t ip = np - 1; ip > -1; ip--) {
1236 TParticle *part = stack->Particle(ip);
5a9cf418 1237 //printf("Particle %5d %5d %5d %5d %5d \n", ip, part->GetPdgCode(), part->GetFirstMother(), part->GetFirstDaughter(), part->GetLastDaughter());
2c4e7c77 1238
5ce21fc4 1239 // Skip primaries that have not been transported
3cac0921 1240 Int_t dau1 = part->GetFirstDaughter();
1241 Int_t dau2 = -1;
f4414561 1242 if (!part->TestBit(kTransportBit)) continue;
5ce21fc4 1243 //
1244 fTmpTreeTR->GetEntry(it++);
fd650020 1245 Int_t nh = fTmpTrackReferences.GetEntries();
5ce21fc4 1246 // Determine range of secondaries produced by this primary
3cac0921 1247 if (dau1 > -1) {
5ce21fc4 1248 Int_t inext = ip - 1;
3cac0921 1249 while (dau2 < 0) {
1250 if (inext >= 0) {
1251 part = stack->Particle(inext);
5ce21fc4 1252 dau2 = part->GetFirstDaughter();
5a9cf418 1253 if (!(part->TestBit(kTransportBit)) || dau2 == -1 || dau2 < np) {
1254// if (dau2 == -1 || dau2 < np) {
5ce21fc4 1255 dau2 = -1;
1256 } else {
1257 dau2--;
1258 }
3cac0921 1259 } else {
1260 dau2 = stack->GetNtrack() - 1;
1261 }
1262 inext--;
5ce21fc4 1263 } // find upper bound
1264 } // dau2 < 0
2c4e7c77 1265// printf("Check (1) %5d %5d %5d %5d %5d \n", ip, np, it, dau1, dau2);
3cac0921 1266 //
1267 // Loop over reference hits and find secondary label
1268 for (Int_t id = dau1; (id <= dau2) && (dau1 > -1); id++) {
1269 for (Int_t ih = 0; ih < nh; ih++) {
fd650020 1270 AliTrackReference* tr = (AliTrackReference*) fTmpTrackReferences.At(ih);
3cac0921 1271 Int_t label = tr->Label();
5ce21fc4 1272 // Skip primaries
1273 if (label == ip) continue;
2c4e7c77 1274 if (label > dau2 || label < dau1)
1275 AliWarning(Form("Track Reference Label out of range !: %5d %5d %5d \n", label, dau1, dau2));
3cac0921 1276 if (label == id) {
1277 // secondary found
fd650020 1278 Int_t nref = fTrackReferences.GetEntriesFast();
1279 new(fTrackReferences[nref]) AliTrackReference(*tr);
3cac0921 1280 }
1281 } // hits
1282 treeTR->Fill();
fd650020 1283 fTrackReferences.Clear();
5ce21fc4 1284 ifills++;
3cac0921 1285 } // daughters
1286 } // tracks
3cac0921 1287 //
1288 // Now loop again and write the primaries
5ce21fc4 1289 it = nt - 1;
1290 for (Int_t ip = 0; ip < np; ip++) {
1291 TParticle* part = stack->Particle(ip);
f4414561 1292// if ((part->GetFirstDaughter() == -1 && part->GetStatusCode() <= 1) || part->GetFirstDaughter() >= np)
c226988d 1293 if (part->TestBit(kTransportBit))
f4414561 1294 {
5ce21fc4 1295 // Skip particles that have not been transported
1296 fTmpTreeTR->GetEntry(it--);
fd650020 1297 Int_t nh = fTmpTrackReferences.GetEntries();
5ce21fc4 1298 //
1299 // Loop over reference hits and find primary labels
1300 for (Int_t ih = 0; ih < nh; ih++) {
fd650020 1301 AliTrackReference* tr = (AliTrackReference*) fTmpTrackReferences.At(ih);
5ce21fc4 1302 Int_t label = tr->Label();
1303 if (label == ip) {
fd650020 1304 Int_t nref = fTrackReferences.GetEntriesFast();
1305 new(fTrackReferences[nref]) AliTrackReference(*tr);
5ce21fc4 1306 }
1307 }
3cac0921 1308 }
1309 treeTR->Fill();
fd650020 1310 fTrackReferences.Clear();
5ce21fc4 1311 ifills++;
3cac0921 1312 } // tracks
5ce21fc4 1313 // Check
1314 if (ifills != stack->GetNtrack())
1315 AliWarning(Form("Number of entries in TreeTR (%5d) unequal to TreeK (%5d) \n", ifills, stack->GetNtrack()));
3cac0921 1316//
1317// Clean-up
1318 delete fTmpTreeTR;
1319 fTmpFileTR->Close();
1320 delete fTmpFileTR;
fd650020 1321 fTmpTrackReferences.Clear();
3cac0921 1322 gSystem->Exec("rm -rf TrackRefsTmp.root");
1323}
1324