Fix to the updated interface of the vertexer (Thanks Annalisa for spotting it).
[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>
3e2e3ece 25#include <TArrayI.h>
7ca4655f 26#include <TClonesArray.h>
3e2e3ece 27#include <TFile.h>
f7a1cc68 28#include <TGeoGlobalMagField.h>
7ca4655f 29#include <TGeoManager.h>
3e2e3ece 30#include <TParticle.h>
31#include <TROOT.h>
5d12ce38 32#include <TStopwatch.h>
33#include <TSystem.h>
34#include <TVirtualMC.h>
b60e0f5e 35
3e2e3ece 36#include "AliCDBEntry.h"
37#include "AliCDBManager.h"
38#include "AliCDBStorage.h"
5d12ce38 39#include "AliDetector.h"
40#include "AliGenerator.h"
3e2e3ece 41#include "AliGeomManager.h"
5d12ce38 42#include "AliHeader.h"
3e2e3ece 43#include "AliHit.h"
5d12ce38 44#include "AliLego.h"
3e2e3ece 45#include "AliLog.h"
5d12ce38 46#include "AliMC.h"
3e2e3ece 47#include "AliMagF.h"
5d12ce38 48#include "AliRun.h"
3e2e3ece 49#include "AliSimulation.h"
5d12ce38 50#include "AliStack.h"
51#include "AliTrackReference.h"
5d12ce38 52
53ClassImp(AliMC)
54
55//_______________________________________________________________________
56AliMC::AliMC() :
57 fGenerator(0),
58 fEventEnergy(0),
59 fSummEnergy(0),
60 fSum2Energy(0),
61 fTrRmax(1.e10),
62 fTrZmax(1.e10),
90e48c0c 63 fRDecayMax(1.e10),
38ca2ad6 64 fRDecayMin(-1.),
90e48c0c 65 fDecayPdg(0),
5d12ce38 66 fImedia(0),
67 fTransParName("\0"),
5d12ce38 68 fHitLists(0),
3cac0921 69 fTmpTreeTR(0),
70 fTmpFileTR(0),
fd650020 71 fTrackReferences(),
72 fTmpTrackReferences()
5d12ce38 73
74{
d0d4a6b3 75 //default constructor
0561efeb 76 DecayLimits();
5d12ce38 77}
78
79//_______________________________________________________________________
80AliMC::AliMC(const char *name, const char *title) :
81 TVirtualMCApplication(name, title),
82 fGenerator(0),
83 fEventEnergy(0),
84 fSummEnergy(0),
85 fSum2Energy(0),
86 fTrRmax(1.e10),
87 fTrZmax(1.e10),
90e48c0c 88 fRDecayMax(1.e10),
38ca2ad6 89 fRDecayMin(-1.),
90e48c0c 90 fDecayPdg(0),
5d12ce38 91 fImedia(new TArrayI(1000)),
92 fTransParName("\0"),
5d12ce38 93 fHitLists(new TList()),
3cac0921 94 fTmpTreeTR(0),
95 fTmpFileTR(0),
fd650020 96 fTrackReferences("AliTrackReference", 100),
97 fTmpTrackReferences("AliTrackReference", 100)
5d12ce38 98{
d0d4a6b3 99 //constructor
5d12ce38 100 // Set transport parameters
101 SetTransPar();
0561efeb 102 DecayLimits();
5d12ce38 103 // Prepare the tracking medium lists
104 for(Int_t i=0;i<1000;i++) (*fImedia)[i]=-99;
5d12ce38 105}
106
107//_______________________________________________________________________
5d12ce38 108AliMC::~AliMC()
109{
d0d4a6b3 110 //destructor
5d12ce38 111 delete fGenerator;
112 delete fImedia;
5d12ce38 113 delete fHitLists;
114 // Delete track references
5d12ce38 115}
116
117//_______________________________________________________________________
5d12ce38 118void AliMC::ConstructGeometry()
119{
120 //
4a9de4af 121 // Either load geometry from file or create it through usual
122 // loop on detectors. In the first case the method
123 // AliModule::CreateMaterials() only builds fIdtmed and is postponed
124 // at InitGeometry().
5d12ce38 125 //
126
ced249e6 127 if(gAlice->IsRootGeometry()){ //load geometry either from CDB or from file
128 if(gAlice->IsGeomFromCDB()){
129 AliInfo("Loading geometry from CDB default storage");
130 AliCDBPath path("GRP","Geometry","Data");
131 AliCDBEntry *entry=AliCDBManager::Instance()->Get(path.GetPath());
132 if(!entry) AliFatal("Unable to load geometry from CDB!");
133 entry->SetOwner(0);
134 gGeoManager = (TGeoManager*) entry->GetObject();
135 if (!gGeoManager) AliFatal("TGeoManager object not found in the specified CDB entry!");
4a9de4af 136 }else{
ced249e6 137 // Load geometry
138 const char *geomfilename = gAlice->GetGeometryFileName();
139 if(gSystem->ExpandPathName(geomfilename)){
140 AliInfo(Form("Loading geometry from file:\n %40s",geomfilename));
141 TGeoManager::Import(geomfilename);
142 }else{
143 AliInfo(Form("Geometry file %40s not found!\n",geomfilename));
144 return;
145 }
4a9de4af 146 }
147 }else{
148 // Create modules, materials, geometry
e8bfa5e3 149 if (!gGeoManager) new TGeoManager("ALICE", "ALICE geometry");
5d12ce38 150 TStopwatch stw;
151 TIter next(gAlice->Modules());
152 AliModule *detector;
21bf7095 153 AliDebug(1, "Geometry creation:");
5d12ce38 154 while((detector = dynamic_cast<AliModule*>(next()))) {
155 stw.Start();
156 // Initialise detector materials and geometry
157 detector->CreateMaterials();
158 detector->CreateGeometry();
21bf7095 159 AliInfo(Form("%10s R:%.2fs C:%.2fs",
160 detector->GetName(),stw.RealTime(),stw.CpuTime()));
5d12ce38 161 }
4a9de4af 162 }
163
5d12ce38 164}
165
166//_______________________________________________________________________
39b3f8ba 167Bool_t AliMC::MisalignGeometry()
168{
169// Call misalignment code if AliSimulation object was defined.
0717eed2 170
ced249e6 171 if(!gAlice->IsRootGeometry()){
172 //Set alignable volumes for the whole geometry
173 SetAllAlignableVolumes();
174 }
0717eed2 175 // Misalign geometry via AliSimulation instance
3e2e3ece 176 if (!AliSimulation::Instance()) return kFALSE;
392808e8 177 AliGeomManager::SetGeometry(gGeoManager);
ff5970a3 178 if(!AliGeomManager::CheckSymNamesLUT("ALL"))
0bf7aade 179 AliFatal("Current loaded geometry differs in the definition of symbolic names!");
180
33c3c91a 181 return AliSimulation::Instance()->MisalignGeometry(AliRunLoader::Instance());
39b3f8ba 182}
183
184//_______________________________________________________________________
661663fa 185void AliMC::ConstructOpGeometry()
186{
187 //
188 // Loop all detector modules and call DefineOpticalProperties() method
189 //
190
191 TIter next(gAlice->Modules());
192 AliModule *detector;
193 AliInfo("Optical properties definition");
194 while((detector = dynamic_cast<AliModule*>(next()))) {
dde0a601 195 // Initialise detector geometry
196 if(gAlice->IsRootGeometry()) detector->CreateMaterials();
661663fa 197 // Initialise detector optical properties
198 detector->DefineOpticalProperties();
199 }
200}
201
202//_______________________________________________________________________
5d12ce38 203void AliMC::InitGeometry()
204{
205 //
27cf3cdc 206 // Initialize detectors
5d12ce38 207 //
208
4a9de4af 209 AliInfo("Initialisation:");
210 TStopwatch stw;
211 TIter next(gAlice->Modules());
212 AliModule *detector;
213 while((detector = dynamic_cast<AliModule*>(next()))) {
214 stw.Start();
4a9de4af 215 detector->Init();
4a9de4af 216 AliInfo(Form("%10s R:%.2fs C:%.2fs",
217 detector->GetName(),stw.RealTime(),stw.CpuTime()));
218 }
4787b401 219}
220
221//_______________________________________________________________________
222void AliMC::SetAllAlignableVolumes()
223{
224 //
225 // Add alignable volumes (TGeoPNEntries) looping on all
226 // active modules
227 //
228
229 AliInfo(Form("Setting entries for all alignable volumes of active detectors"));
230 AliModule *detector;
231 TIter next(gAlice->Modules());
232 while((detector = dynamic_cast<AliModule*>(next()))) {
233 detector->AddAlignableVolumes();
234 }
5d12ce38 235}
236
237//_______________________________________________________________________
2057aecb 238void AliMC::GeneratePrimaries()
5d12ce38 239{
240 //
241 // Generate primary particles and fill them in the stack.
242 //
243
244 Generator()->Generate();
245}
246
247//_______________________________________________________________________
248void AliMC::SetGenerator(AliGenerator *generator)
249{
250 //
251 // Load the event generator
252 //
253 if(!fGenerator) fGenerator = generator;
254}
255
256//_______________________________________________________________________
257void AliMC::ResetGenerator(AliGenerator *generator)
258{
259 //
260 // Load the event generator
261 //
9a213abc 262 if(fGenerator) {
263 if(generator) {
21bf7095 264 AliWarning(Form("Replacing generator %s with %s",
9a213abc 265 fGenerator->GetName(),generator->GetName()));
266 }
267 else {
21bf7095 268 AliWarning(Form("Replacing generator %s with NULL",
269 fGenerator->GetName()));
9a213abc 270 }
271 }
5d12ce38 272 fGenerator = generator;
273}
274
275//_______________________________________________________________________
276void AliMC::FinishRun()
277{
278 // Clean generator information
21bf7095 279 AliDebug(1, "fGenerator->FinishRun()");
5d12ce38 280 fGenerator->FinishRun();
281
282 //Output energy summary tables
21bf7095 283 AliDebug(1, "EnergySummary()");
284 ToAliDebug(1, EnergySummary());
5d12ce38 285}
286
287//_______________________________________________________________________
288void AliMC::BeginPrimary()
289{
290 //
291 // Called at the beginning of each primary track
292 //
293
294 // Reset Hits info
295 ResetHits();
296 ResetTrackReferences();
5d12ce38 297}
298
299//_______________________________________________________________________
300void AliMC::PreTrack()
301{
d0d4a6b3 302 // Actions before the track's transport
dde0a601 303
5d12ce38 304 TObjArray &dets = *gAlice->Modules();
305 AliModule *module;
306
307 for(Int_t i=0; i<=gAlice->GetNdets(); i++)
308 if((module = dynamic_cast<AliModule*>(dets[i])))
309 module->PreTrack();
5d12ce38 310}
311
312//_______________________________________________________________________
313void AliMC::Stepping()
314{
315 //
316 // Called at every step during transport
317 //
38ca2ad6 318 Int_t id = DetFromMate(gMC->CurrentMedium());
5d12ce38 319 if (id < 0) return;
320
0561efeb 321
322 if ( gMC->IsNewTrack() &&
323 gMC->TrackTime() == 0. &&
38ca2ad6 324 fRDecayMin >= 0. &&
0561efeb 325 fRDecayMax > fRDecayMin &&
326 gMC->TrackPid() == fDecayPdg )
327 {
328 FixParticleDecaytime();
329 }
330
331
332
5d12ce38 333 //
334 // --- If lego option, do it and leave
3e2e3ece 335 if (AliSimulation::Instance()->Lego())
336 AliSimulation::Instance()->Lego()->StepManager();
5d12ce38 337 else {
338 Int_t copy;
339 //Update energy deposition tables
340 AddEnergyDeposit(gMC->CurrentVolID(copy),gMC->Edep());
ab03c084 341 //
342 // write tracke reference for track which is dissapearing - MI
faad98df 343
344 if (gMC->IsTrackDisappeared() && !(gMC->IsTrackAlive())) {
345 if (gMC->Etot() > 0.05) AddTrackReference(GetCurrentTrackNumber(),
9ac3aec9 346 AliTrackReference::kDisappeared);
faad98df 347
348
b60e0f5e 349 }
faad98df 350
5d12ce38 351 //Call the appropriate stepping routine;
352 AliModule *det = dynamic_cast<AliModule*>(gAlice->Modules()->At(id));
353 if(det && det->StepManagerIsEnabled()) {
5d12ce38 354 det->StepManager();
355 }
356 }
357}
358
359//_______________________________________________________________________
360void AliMC::EnergySummary()
361{
9ac3aec9 362 //e
5d12ce38 363 // Print summary of deposited energy
364 //
365
366 Int_t ndep=0;
367 Float_t edtot=0;
368 Float_t ed, ed2;
369 Int_t kn, i, left, j, id;
370 const Float_t kzero=0;
33c3c91a 371 Int_t ievent=AliRunLoader::Instance()->GetHeader()->GetEvent()+1;
5d12ce38 372 //
373 // Energy loss information
374 if(ievent) {
375 printf("***************** Energy Loss Information per event (GEV) *****************\n");
376 for(kn=1;kn<fEventEnergy.GetSize();kn++) {
377 ed=fSummEnergy[kn];
378 if(ed>0) {
379 fEventEnergy[ndep]=kn;
380 if(ievent>1) {
381 ed=ed/ievent;
382 ed2=fSum2Energy[kn];
383 ed2=ed2/ievent;
384 ed2=100*TMath::Sqrt(TMath::Max(ed2-ed*ed,kzero))/ed;
385 } else
386 ed2=99;
387 fSummEnergy[ndep]=ed;
388 fSum2Energy[ndep]=TMath::Min(static_cast<Float_t>(99.),TMath::Max(ed2,kzero));
389 edtot+=ed;
390 ndep++;
391 }
392 }
393 for(kn=0;kn<(ndep-1)/3+1;kn++) {
394 left=ndep-kn*3;
395 for(i=0;i<(3<left?3:left);i++) {
396 j=kn*3+i;
397 id=Int_t (fEventEnergy[j]+0.1);
398 printf(" %s %10.3f +- %10.3f%%;",gMC->VolName(id),fSummEnergy[j],fSum2Energy[j]);
399 }
400 printf("\n");
401 }
402 //
403 // Relative energy loss in different detectors
404 printf("******************** Relative Energy Loss per event ********************\n");
405 printf("Total energy loss per event %10.3f GeV\n",edtot);
406 for(kn=0;kn<(ndep-1)/5+1;kn++) {
407 left=ndep-kn*5;
408 for(i=0;i<(5<left?5:left);i++) {
409 j=kn*5+i;
410 id=Int_t (fEventEnergy[j]+0.1);
411 printf(" %s %10.3f%%;",gMC->VolName(id),100*fSummEnergy[j]/edtot);
412 }
413 printf("\n");
414 }
415 for(kn=0;kn<75;kn++) printf("*");
416 printf("\n");
417 }
418 //
419 // Reset the TArray's
420 // fEventEnergy.Set(0);
421 // fSummEnergy.Set(0);
422 // fSum2Energy.Set(0);
423}
424
425//_____________________________________________________________________________
426void AliMC::BeginEvent()
427{
428 //
429 // Clean-up previous event
430 // Energy scores
21bf7095 431 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
432 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
433 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
434 AliDebug(1, " BEGINNING EVENT ");
435 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
436 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
437 AliDebug(1, ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>");
5d12ce38 438
33c3c91a 439 AliRunLoader *runloader=AliRunLoader::Instance();
5d12ce38 440
441 /*******************************/
442 /* Clean after eventual */
443 /* previous event */
444 /*******************************/
445
446
447 //Set the next event in Run Loader -> Cleans trees (TreeK and all trees in detectors),
448 gAlice->SetEventNrInRun(gAlice->GetEventNrInRun()+1);
449 runloader->SetEventNumber(gAlice->GetEventNrInRun());// sets new files, cleans the previous event stuff, if necessary, etc.,
21bf7095 450 AliDebug(1, Form("EventNr is %d",gAlice->GetEventNrInRun()));
5d12ce38 451
452 fEventEnergy.Reset();
453 // Clean detector information
454
455 if (runloader->Stack())
3cac0921 456 runloader->Stack()->Reset();//clean stack -> tree is unloaded
5d12ce38 457 else
3cac0921 458 runloader->MakeStack();//or make a new one
504b172d 459
9ac3aec9 460
3e2e3ece 461 if(AliSimulation::Instance()->Lego() == 0x0)
3cac0921 462 {
463 AliDebug(1, "fRunLoader->MakeTree(K)");
464 runloader->MakeTree("K");
465 }
466
21bf7095 467 AliDebug(1, "gMC->SetStack(fRunLoader->Stack())");
d3b3a3b2 468 gMC->SetStack(runloader->Stack());//Was in InitMC - but was moved here
5d12ce38 469 //because we don't have guarantee that
470 //stack pointer is not going to change from event to event
471 //since it bellobgs to header and is obtained via RunLoader
472 //
473 // Reset all Detectors & kinematics & make/reset trees
474 //
475
8c8fbdcd 476 runloader->GetHeader()->Reset(AliCDBManager::Instance()->GetRun(),gAlice->GetEvNumber(),
3cac0921 477 gAlice->GetEventNrInRun());
5d12ce38 478// fRunLoader->WriteKinematics("OVERWRITE"); is there any reason to rewrite here since MakeTree does so
479
3e2e3ece 480 if(AliSimulation::Instance()->Lego())
3cac0921 481 {
3e2e3ece 482 AliSimulation::Instance()->Lego()->BeginEvent();
3cac0921 483 return;
484 }
504b172d 485
5d12ce38 486
21bf7095 487 AliDebug(1, "ResetHits()");
5d12ce38 488 ResetHits();
504b172d 489
21bf7095 490 AliDebug(1, "fRunLoader->MakeTree(H)");
5d12ce38 491 runloader->MakeTree("H");
504b172d 492
5d12ce38 493
5d12ce38 494
3cac0921 495 MakeTmpTrackRefsTree();
5d12ce38 496 //create new branches and SetAdresses
497 TIter next(gAlice->Modules());
498 AliModule *detector;
499 while((detector = (AliModule*)next()))
500 {
3cac0921 501 AliDebug(2, Form("%s->MakeBranch(H)",detector->GetName()));
502 detector->MakeBranch("H");
5d12ce38 503 }
504}
505
506//_______________________________________________________________________
507void AliMC::ResetHits()
508{
509 //
510 // Reset all Detectors hits
511 //
512 TIter next(gAlice->Modules());
513 AliModule *detector;
514 while((detector = dynamic_cast<AliModule*>(next()))) {
515 detector->ResetHits();
516 }
517}
518
519//_______________________________________________________________________
3e2e3ece 520void AliMC::ResetDigits()
521{
522 //
523 // Reset all Detectors digits
524 //
525 TIter next(gAlice->Modules());
526 AliModule *detector;
527 while((detector = dynamic_cast<AliModule*>(next()))) {
528 detector->ResetDigits();
529 }
530}
531
532//_______________________________________________________________________
533void AliMC::ResetSDigits()
534{
535 //
536 // Reset all Detectors digits
537 //
538 TIter next(gAlice->Modules());
539 AliModule *detector;
540 while((detector = dynamic_cast<AliModule*>(next()))) {
541 detector->ResetSDigits();
542 }
543}
544
545//_______________________________________________________________________
5d12ce38 546void AliMC::PostTrack()
547{
d0d4a6b3 548 // Posts tracks for each module
dde0a601 549
4a9de4af 550 TObjArray &dets = *gAlice->Modules();
551 AliModule *module;
552
553 for(Int_t i=0; i<=gAlice->GetNdets(); i++)
554 if((module = dynamic_cast<AliModule*>(dets[i])))
555 module->PostTrack();
5d12ce38 556}
557
558//_______________________________________________________________________
559void AliMC::FinishPrimary()
560{
561 //
562 // Called at the end of each primary track
563 //
dde0a601 564
33c3c91a 565 AliRunLoader *runloader=AliRunLoader::Instance();
5d12ce38 566 // static Int_t count=0;
567 // const Int_t times=10;
568 // This primary is finished, purify stack
c75cfb51 569#if ROOT_VERSION_CODE > 262152
942a9039 570 if (!(gMC->SecondariesAreOrdered())) {
77db8cbf 571 if (runloader->Stack()->ReorderKine()) RemapHits();
942a9039 572 }
c75cfb51 573#endif
77db8cbf 574 if (runloader->Stack()->PurifyKine()) RemapHits();
504b172d 575
5d12ce38 576 TIter next(gAlice->Modules());
577 AliModule *detector;
578 while((detector = dynamic_cast<AliModule*>(next()))) {
579 detector->FinishPrimary();
504b172d 580 AliLoader* loader = detector->GetLoader();
581 if(loader)
582 {
583 TTree* treeH = loader->TreeH();
584 if (treeH) treeH->Fill(); //can be Lego run and treeH can not exist
585 }
5d12ce38 586 }
587
588 // Write out track references if any
3cac0921 589 if (fTmpTreeTR) fTmpTreeTR->Fill();
5d12ce38 590}
591
942a9039 592void AliMC::RemapHits()
593{
594//
595// Remaps the track labels of the hits
33c3c91a 596 AliRunLoader *runloader=AliRunLoader::Instance();
942a9039 597 AliStack* stack = runloader->Stack();
598 TList* hitLists = GetHitLists();
599 TIter next(hitLists);
600 TCollection *hitList;
601
602 while((hitList = dynamic_cast<TCollection*>(next()))) {
603 TIter nexthit(hitList);
604 AliHit *hit;
605 while((hit = dynamic_cast<AliHit*>(nexthit()))) {
606 hit->SetTrack(stack->TrackLabel(hit->GetTrack()));
607 }
608 }
609
610 //
611 // This for detectors which have a special mapping mechanism
612 // for hits, such as TPC and TRD
613 //
ac2b85c0 614
942a9039 615
616 TObjArray* modules = gAlice->Modules();
617 TIter nextmod(modules);
ac2b85c0 618 AliModule *module;
619 while((module = (AliModule*) nextmod())) {
620 AliDetector* det = dynamic_cast<AliDetector*> (module);
621 if (det) det->RemapTrackHitIDs(stack->TrackLabelMap());
942a9039 622 }
623 //
624 RemapTrackReferencesIDs(stack->TrackLabelMap());
625}
626
5d12ce38 627//_______________________________________________________________________
628void AliMC::FinishEvent()
629{
630 //
631 // Called at the end of the event.
632 //
38ca2ad6 633
3e2e3ece 634 if(AliSimulation::Instance()->Lego()) AliSimulation::Instance()->Lego()->FinishEvent();
5d12ce38 635
636 TIter next(gAlice->Modules());
637 AliModule *detector;
638 while((detector = dynamic_cast<AliModule*>(next()))) {
639 detector->FinishEvent();
640 }
641
642 //Update the energy deposit tables
643 Int_t i;
644 for(i=0;i<fEventEnergy.GetSize();i++)
645 {
646 fSummEnergy[i]+=fEventEnergy[i];
647 fSum2Energy[i]+=fEventEnergy[i]*fEventEnergy[i];
648 }
649
33c3c91a 650 AliRunLoader *runloader=AliRunLoader::Instance();
5d12ce38 651
652 AliHeader* header = runloader->GetHeader();
653 AliStack* stack = runloader->Stack();
654 if ( (header == 0x0) || (stack == 0x0) )
655 {//check if we got header and stack. If not cry and exit aliroot
21bf7095 656 AliFatal("Can not get the stack or header from LOADER");
5d12ce38 657 return;//never reached
658 }
659 // Update Header information
660 header->SetNprimary(stack->GetNprimary());
661 header->SetNtrack(stack->GetNtrack());
662
5d12ce38 663 // Write out the kinematics
3e2e3ece 664 if (!AliSimulation::Instance()->Lego()) stack->FinishEvent();
3cac0921 665
666 // Synchronize the TreeTR with TreeK
172bc1fb 667 if (fTmpTreeTR) ReorderAndExpandTreeTR();
5d12ce38 668
669 // Write out the event Header information
670 TTree* treeE = runloader->TreeE();
671 if (treeE)
672 {
673 header->SetStack(stack);
674 treeE->Fill();
675 }
676 else
677 {
21bf7095 678 AliError("Can not get TreeE from RL");
5d12ce38 679 }
680
3e2e3ece 681 if(AliSimulation::Instance()->Lego() == 0x0)
504b172d 682 {
683 runloader->WriteKinematics("OVERWRITE");
684 runloader->WriteTrackRefs("OVERWRITE");
685 runloader->WriteHits("OVERWRITE");
686 }
687
21bf7095 688 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
689 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
690 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
691 AliDebug(1, " FINISHING EVENT ");
692 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
693 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
694 AliDebug(1, "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<");
5d12ce38 695}
696
697//_______________________________________________________________________
5d12ce38 698void AliMC::Init()
699{
d0d4a6b3 700 // MC initialization
5d12ce38 701
702 //=================Create Materials and geometry
703 gMC->Init();
4e889ff4 704 // Set alignable volumes for the whole geometry (with old root)
705#if ROOT_VERSION_CODE < 331527
706 SetAllAlignableVolumes();
707#endif
5d12ce38 708 //Read the cuts for all materials
709 ReadTransPar();
710 //Build the special IMEDIA table
711 MediaTable();
712
713 //Compute cross-sections
714 gMC->BuildPhysics();
715
5d12ce38 716 //Initialise geometry deposition table
717 fEventEnergy.Set(gMC->NofVolumes()+1);
718 fSummEnergy.Set(gMC->NofVolumes()+1);
719 fSum2Energy.Set(gMC->NofVolumes()+1);
720
5d12ce38 721 // Register MC in configuration
722 AliConfig::Instance()->Add(gMC);
723
724}
725
726//_______________________________________________________________________
727void AliMC::MediaTable()
728{
729 //
730 // Built media table to get from the media number to
731 // the detector id
732 //
733
734 Int_t kz, nz, idt, lz, i, k, ind;
735 // Int_t ibeg;
736 TObjArray &dets = *gAlice->Detectors();
737 AliModule *det;
738 Int_t ndets=gAlice->GetNdets();
739 //
740 // For all detectors
741 for (kz=0;kz<ndets;kz++) {
742 // If detector is defined
743 if((det=dynamic_cast<AliModule*>(dets[kz]))) {
744 TArrayI &idtmed = *(det->GetIdtmed());
745 for(nz=0;nz<100;nz++) {
0561efeb 746
5d12ce38 747 // Find max and min material number
748 if((idt=idtmed[nz])) {
749 det->LoMedium() = det->LoMedium() < idt ? det->LoMedium() : idt;
750 det->HiMedium() = det->HiMedium() > idt ? det->HiMedium() : idt;
751 }
752 }
753 if(det->LoMedium() > det->HiMedium()) {
754 det->LoMedium() = 0;
755 det->HiMedium() = 0;
756 } else {
757 if(det->HiMedium() > fImedia->GetSize()) {
21bf7095 758 AliError(Form("Increase fImedia from %d to %d",
759 fImedia->GetSize(),det->HiMedium()));
5d12ce38 760 return;
761 }
762 // Tag all materials in rage as belonging to detector kz
763 for(lz=det->LoMedium(); lz<= det->HiMedium(); lz++) {
764 (*fImedia)[lz]=kz;
765 }
766 }
767 }
768 }
769 //
770 // Print summary table
21bf7095 771 AliInfo("Tracking media ranges:");
772 ToAliInfo(
5d12ce38 773 for(i=0;i<(ndets-1)/6+1;i++) {
774 for(k=0;k< (6<ndets-i*6?6:ndets-i*6);k++) {
775 ind=i*6+k;
776 det=dynamic_cast<AliModule*>(dets[ind]);
777 if(det)
778 printf(" %6s: %3d -> %3d;",det->GetName(),det->LoMedium(),
779 det->HiMedium());
780 else
781 printf(" %6s: %3d -> %3d;","NULL",0,0);
782 }
783 printf("\n");
784 }
21bf7095 785 )
5d12ce38 786}
787
788//_______________________________________________________________________
789void AliMC::ReadTransPar()
790{
791 //
792 // Read filename to set the transport parameters
793 //
794
795
796 const Int_t kncuts=10;
797 const Int_t knflags=11;
798 const Int_t knpars=kncuts+knflags;
799 const char kpars[knpars][7] = {"CUTGAM" ,"CUTELE","CUTNEU","CUTHAD","CUTMUO",
800 "BCUTE","BCUTM","DCUTE","DCUTM","PPCUTM","ANNI",
801 "BREM","COMP","DCAY","DRAY","HADR","LOSS",
802 "MULS","PAIR","PHOT","RAYL"};
803 char line[256];
804 char detName[7];
805 char* filtmp;
806 Float_t cut[kncuts];
807 Int_t flag[knflags];
808 Int_t i, itmed, iret, ktmed, kz;
809 FILE *lun;
810 //
811 // See whether the file is there
812 filtmp=gSystem->ExpandPathName(fTransParName.Data());
813 lun=fopen(filtmp,"r");
814 delete [] filtmp;
815 if(!lun) {
21bf7095 816 AliWarning(Form("File %s does not exist!",fTransParName.Data()));
5d12ce38 817 return;
818 }
819 //
5d12ce38 820 while(1) {
821 // Initialise cuts and flags
822 for(i=0;i<kncuts;i++) cut[i]=-99;
823 for(i=0;i<knflags;i++) flag[i]=-99;
824 itmed=0;
825 for(i=0;i<256;i++) line[i]='\0';
826 // Read up to the end of line excluded
827 iret=fscanf(lun,"%[^\n]",line);
828 if(iret<0) {
829 //End of file
830 fclose(lun);
5d12ce38 831 return;
832 }
833 // Read the end of line
834 fscanf(lun,"%*c");
835 if(!iret) continue;
836 if(line[0]=='*') continue;
837 // Read the numbers
838 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",
839 detName,&itmed,&cut[0],&cut[1],&cut[2],&cut[3],&cut[4],&cut[5],&cut[6],&cut[7],&cut[8],
840 &cut[9],&flag[0],&flag[1],&flag[2],&flag[3],&flag[4],&flag[5],&flag[6],&flag[7],
841 &flag[8],&flag[9],&flag[10]);
842 if(!iret) continue;
843 if(iret<0) {
844 //reading error
21bf7095 845 AliWarning(Form("Error reading file %s",fTransParName.Data()));
5d12ce38 846 continue;
847 }
848 // Check that the module exist
849 AliModule *mod = gAlice->GetModule(detName);
850 if(mod) {
851 // Get the array of media numbers
852 TArrayI &idtmed = *mod->GetIdtmed();
853 // Check that the tracking medium code is valid
854 if(0<=itmed && itmed < 100) {
855 ktmed=idtmed[itmed];
856 if(!ktmed) {
21bf7095 857 AliWarning(Form("Invalid tracking medium code %d for %s",itmed,mod->GetName()));
5d12ce38 858 continue;
859 }
860 // Set energy thresholds
861 for(kz=0;kz<kncuts;kz++) {
862 if(cut[kz]>=0) {
21bf7095 863 AliDebug(2, Form("%-6s set to %10.3E for tracking medium code %4d for %s",
864 kpars[kz],cut[kz],itmed,mod->GetName()));
5d12ce38 865 gMC->Gstpar(ktmed,kpars[kz],cut[kz]);
866 }
867 }
868 // Set transport mechanisms
869 for(kz=0;kz<knflags;kz++) {
870 if(flag[kz]>=0) {
21bf7095 871 AliDebug(2, Form("%-6s set to %10d for tracking medium code %4d for %s",
872 kpars[kncuts+kz],flag[kz],itmed,mod->GetName()));
5d12ce38 873 gMC->Gstpar(ktmed,kpars[kncuts+kz],Float_t(flag[kz]));
874 }
875 }
876 } else {
21bf7095 877 AliWarning(Form("Invalid medium code %d",itmed));
5d12ce38 878 continue;
879 }
880 } else {
21bf7095 881 AliDebug(1, Form("%s not present",detName));
5d12ce38 882 continue;
883 }
884 }
885}
886
887//_______________________________________________________________________
888void AliMC::SetTransPar(const char *filename)
889{
890 //
891 // Sets the file name for transport parameters
892 //
893 fTransParName = filename;
894}
895
896//_______________________________________________________________________
5d12ce38 897void AliMC::AddHit(Int_t id, Int_t track, Int_t *vol, Float_t *hits) const
898{
899 //
900 // Add a hit to detector id
901 //
902 TObjArray &dets = *gAlice->Modules();
903 if(dets[id]) dynamic_cast<AliModule*>(dets[id])->AddHit(track,vol,hits);
904}
905
906//_______________________________________________________________________
907void AliMC::AddDigit(Int_t id, Int_t *tracks, Int_t *digits) const
908{
909 //
910 // Add digit to detector id
911 //
912 TObjArray &dets = *gAlice->Modules();
913 if(dets[id]) dynamic_cast<AliModule*>(dets[id])->AddDigit(tracks,digits);
914}
915
916//_______________________________________________________________________
917Int_t AliMC::GetCurrentTrackNumber() const {
918 //
919 // Returns current track
920 //
33c3c91a 921 return AliRunLoader::Instance()->Stack()->GetCurrentTrackNumber();
5d12ce38 922}
923
924//_______________________________________________________________________
925void AliMC::DumpPart (Int_t i) const
926{
927 //
928 // Dumps particle i in the stack
929 //
33c3c91a 930 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 931 if (runloader->Stack())
932 runloader->Stack()->DumpPart(i);
933}
934
935//_______________________________________________________________________
936void AliMC::DumpPStack () const
937{
938 //
939 // Dumps the particle stack
940 //
33c3c91a 941 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 942 if (runloader->Stack())
943 runloader->Stack()->DumpPStack();
944}
945
946//_______________________________________________________________________
947Int_t AliMC::GetNtrack() const {
948 //
949 // Returns number of tracks in stack
950 //
951 Int_t ntracks = -1;
33c3c91a 952 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 953 if (runloader->Stack())
954 ntracks = runloader->Stack()->GetNtrack();
955 return ntracks;
956}
957
958//_______________________________________________________________________
959Int_t AliMC::GetPrimary(Int_t track) const
960{
961 //
962 // return number of primary that has generated track
963 //
964 Int_t nprimary = -999;
33c3c91a 965 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 966 if (runloader->Stack())
967 nprimary = runloader->Stack()->GetPrimary(track);
968 return nprimary;
969}
970
971//_______________________________________________________________________
972TParticle* AliMC::Particle(Int_t i) const
973{
d0d4a6b3 974 // Returns the i-th particle from the stack taking into account
975 // the remaping done by PurifyKine
33c3c91a 976 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 977 if (runloader)
978 if (runloader->Stack())
979 return runloader->Stack()->Particle(i);
980 return 0x0;
981}
982
983//_______________________________________________________________________
6c753956 984const TObjArray* AliMC::Particles() const {
5d12ce38 985 //
986 // Returns pointer to Particles array
987 //
33c3c91a 988 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 989 if (runloader)
990 if (runloader->Stack())
991 return runloader->Stack()->Particles();
992 return 0x0;
993}
994
995//_______________________________________________________________________
3e2e3ece 996void AliMC::PushTrack(Int_t done, Int_t parent, Int_t pdg, const Float_t *pmom,
997 const Float_t *vpos, const Float_t *polar, Float_t tof,
2057aecb 998 TMCProcess mech, Int_t &ntr, Float_t weight, Int_t is) const
5d12ce38 999{
1000// Delegate to stack
1001//
33c3c91a 1002 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 1003 if (runloader)
1004 if (runloader->Stack())
1005 runloader->Stack()->PushTrack(done, parent, pdg, pmom, vpos, polar, tof,
1006 mech, ntr, weight, is);
1007}
1008
1009//_______________________________________________________________________
1010void AliMC::PushTrack(Int_t done, Int_t parent, Int_t pdg,
1011 Double_t px, Double_t py, Double_t pz, Double_t e,
1012 Double_t vx, Double_t vy, Double_t vz, Double_t tof,
1013 Double_t polx, Double_t poly, Double_t polz,
2057aecb 1014 TMCProcess mech, Int_t &ntr, Float_t weight, Int_t is) const
5d12ce38 1015{
1016 // Delegate to stack
1017 //
33c3c91a 1018 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 1019 if (runloader)
1020 if (runloader->Stack())
1021 runloader->Stack()->PushTrack(done, parent, pdg, px, py, pz, e, vx, vy, vz, tof,
1022 polx, poly, polz, mech, ntr, weight, is);
1023}
1024
1025//_______________________________________________________________________
2057aecb 1026void AliMC::SetHighWaterMark(Int_t nt) const
5d12ce38 1027{
1028 //
1029 // Set high water mark for last track in event
33c3c91a 1030 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 1031 if (runloader)
1032 if (runloader->Stack())
1033 runloader->Stack()->SetHighWaterMark(nt);
1034}
1035
1036//_______________________________________________________________________
2057aecb 1037void AliMC::KeepTrack(Int_t track) const
5d12ce38 1038{
1039 //
1040 // Delegate to stack
1041 //
33c3c91a 1042 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 1043 if (runloader)
1044 if (runloader->Stack())
1045 runloader->Stack()->KeepTrack(track);
1046}
1047
1048//_______________________________________________________________________
2057aecb 1049void AliMC::FlagTrack(Int_t track) const
5d12ce38 1050{
1051 // Delegate to stack
1052 //
33c3c91a 1053 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 1054 if (runloader)
1055 if (runloader->Stack())
1056 runloader->Stack()->FlagTrack(track);
1057}
1058
1059//_______________________________________________________________________
2057aecb 1060void AliMC::SetCurrentTrack(Int_t track) const
5d12ce38 1061{
1062 //
1063 // Set current track number
1064 //
33c3c91a 1065 AliRunLoader * runloader = AliRunLoader::Instance();
5d12ce38 1066 if (runloader)
1067 if (runloader->Stack())
1068 runloader->Stack()->SetCurrentTrack(track);
1069}
1070
1071//_______________________________________________________________________
9ac3aec9 1072AliTrackReference* AliMC::AddTrackReference(Int_t label, Int_t id)
1073{
5d12ce38 1074 //
1075 // add a trackrefernce to the list
9ac3aec9 1076 Int_t primary = GetPrimary(label);
1077 Particle(primary)->SetBit(kKeepBit);
1078
fd650020 1079 Int_t nref = fTmpTrackReferences.GetEntriesFast();
1080 return new(fTmpTrackReferences[nref]) AliTrackReference(label, id);
5d12ce38 1081}
1082
1083
1084
1085//_______________________________________________________________________
1086void AliMC::ResetTrackReferences()
1087{
1088 //
1089 // Reset all references
1090 //
fd650020 1091 fTmpTrackReferences.Clear();
5d12ce38 1092}
1093
dde0a601 1094//_______________________________________________________________________
5d12ce38 1095void AliMC::RemapTrackReferencesIDs(Int_t *map)
1096{
1097 //
1098 // Remapping track reference
1099 // Called at finish primary
1100 //
fd650020 1101
1102 Int_t nEntries = fTmpTrackReferences.GetEntries();
4e490a96 1103 for (Int_t i=0; i < nEntries; i++){
fd650020 1104 AliTrackReference * ref = dynamic_cast<AliTrackReference*>(fTmpTrackReferences.UncheckedAt(i));
4e490a96 1105 if (ref) {
1106 Int_t newID = map[ref->GetTrack()];
1107 if (newID>=0) ref->SetTrack(newID);
1108 else {
1109 ref->SetBit(kNotDeleted,kFALSE);
fd650020 1110 fTmpTrackReferences.RemoveAt(i);
4e490a96 1111 }
1112 } // if ref
5d12ce38 1113 }
fd650020 1114 fTmpTrackReferences.Compress();
5d12ce38 1115}
0561efeb 1116
dde0a601 1117//_______________________________________________________________________
0561efeb 1118void AliMC::FixParticleDecaytime()
1119{
1120 //
1121 // Fix the particle decay time according to rmin and rmax for decays
1122 //
1123
1124 TLorentzVector p;
1125 gMC->TrackMomentum(p);
1126 Double_t tmin, tmax;
1127 Double_t b;
1128
1129 // Transverse velocity
1130 Double_t vt = p.Pt() / p.E();
1131
f7a1cc68 1132 if ((b = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->SolenoidField()) > 0.) { // [kG]
0561efeb 1133
1134 // Radius of helix
1135
1136 Double_t rho = p.Pt() / 0.0003 / b; // [cm]
1137
1138 // Revolution frequency
1139
1140 Double_t omega = vt / rho;
1141
1142 // Maximum and minimum decay time
1143 //
1144 // Check for curlers first
1145 if (fRDecayMax * fRDecayMax / rho / rho / 2. > 1.) return;
1146
1147 //
1148
1149 tmax = TMath::ACos(1. - fRDecayMax * fRDecayMax / rho / rho / 2.) / omega; // [ct]
1150 tmin = TMath::ACos(1. - fRDecayMin * fRDecayMin / rho / rho / 2.) / omega; // [ct]
1151 } else {
1152 tmax = fRDecayMax / vt; // [ct]
1153 tmin = fRDecayMin / vt; // [ct]
1154 }
1155
1156 //
1157 // Dial t using the two limits
1158 Double_t t = tmin + (tmax - tmin) * gRandom->Rndm(); // [ct]
1159 //
1160 //
1161 // Force decay time in transport code
1162 //
fa7ca4da 1163 gMC->ForceDecayTime(t / 2.99792458e10);
0561efeb 1164}
3cac0921 1165
1166void AliMC::MakeTmpTrackRefsTree()
1167{
1168 // Make the temporary track reference tree
1169 fTmpFileTR = new TFile("TrackRefsTmp.root", "recreate");
1170 fTmpTreeTR = new TTree("TreeTR", "Track References");
fd650020 1171 TClonesArray* pRef = &fTmpTrackReferences;
1172 fTmpTreeTR->Branch("TrackReferences", "TClonesArray", &pRef, 4000);
3cac0921 1173}
1174
dde0a601 1175//_______________________________________________________________________
3cac0921 1176void AliMC::ReorderAndExpandTreeTR()
1177{
1178//
1179// Reorder and expand the temporary track reference tree in order to match the kinematics tree
1180//
1181
33c3c91a 1182 AliRunLoader *rl = AliRunLoader::Instance();
3cac0921 1183//
1184// TreeTR
1185 AliDebug(1, "fRunLoader->MakeTrackRefsContainer()");
1186 rl->MakeTrackRefsContainer();
1187 TTree * treeTR = rl->TreeTR();
1188 if (treeTR){
1189 // make branch for central track references
3cac0921 1190 TBranch *branch;
fd650020 1191 TClonesArray* pRef = &fTrackReferences;
1192 branch = treeTR->Branch("TrackReferences", &pRef);
1193 branch->SetAddress(&pRef);
3cac0921 1194 }
1195
1196 AliStack* stack = rl->Stack();
1197 Int_t np = stack->GetNprimary();
1198 Int_t nt = fTmpTreeTR->GetEntries();
3cac0921 1199 //
1200 // Loop over tracks and find the secondaries with the help of the kine tree
5ce21fc4 1201 Int_t ifills = 0;
1202 Int_t it = 0;
1203 for (Int_t ip = np - 1; ip > -1; ip--) {
1204 TParticle *part = stack->Particle(ip);
5a9cf418 1205 //printf("Particle %5d %5d %5d %5d %5d \n", ip, part->GetPdgCode(), part->GetFirstMother(), part->GetFirstDaughter(), part->GetLastDaughter());
2c4e7c77 1206
5ce21fc4 1207 // Skip primaries that have not been transported
3cac0921 1208 Int_t dau1 = part->GetFirstDaughter();
1209 Int_t dau2 = -1;
f4414561 1210 if (!part->TestBit(kTransportBit)) continue;
5ce21fc4 1211 //
1212 fTmpTreeTR->GetEntry(it++);
fd650020 1213 Int_t nh = fTmpTrackReferences.GetEntries();
5ce21fc4 1214 // Determine range of secondaries produced by this primary
3cac0921 1215 if (dau1 > -1) {
5ce21fc4 1216 Int_t inext = ip - 1;
3cac0921 1217 while (dau2 < 0) {
1218 if (inext >= 0) {
1219 part = stack->Particle(inext);
5ce21fc4 1220 dau2 = part->GetFirstDaughter();
5a9cf418 1221 if (!(part->TestBit(kTransportBit)) || dau2 == -1 || dau2 < np) {
1222// if (dau2 == -1 || dau2 < np) {
5ce21fc4 1223 dau2 = -1;
1224 } else {
1225 dau2--;
1226 }
3cac0921 1227 } else {
1228 dau2 = stack->GetNtrack() - 1;
1229 }
1230 inext--;
5ce21fc4 1231 } // find upper bound
1232 } // dau2 < 0
2c4e7c77 1233// printf("Check (1) %5d %5d %5d %5d %5d \n", ip, np, it, dau1, dau2);
3cac0921 1234 //
1235 // Loop over reference hits and find secondary label
1236 for (Int_t id = dau1; (id <= dau2) && (dau1 > -1); id++) {
1237 for (Int_t ih = 0; ih < nh; ih++) {
fd650020 1238 AliTrackReference* tr = (AliTrackReference*) fTmpTrackReferences.At(ih);
3cac0921 1239 Int_t label = tr->Label();
5ce21fc4 1240 // Skip primaries
1241 if (label == ip) continue;
2c4e7c77 1242 if (label > dau2 || label < dau1)
1243 AliWarning(Form("Track Reference Label out of range !: %5d %5d %5d \n", label, dau1, dau2));
3cac0921 1244 if (label == id) {
1245 // secondary found
fd650020 1246 Int_t nref = fTrackReferences.GetEntriesFast();
1247 new(fTrackReferences[nref]) AliTrackReference(*tr);
3cac0921 1248 }
1249 } // hits
1250 treeTR->Fill();
fd650020 1251 fTrackReferences.Clear();
5ce21fc4 1252 ifills++;
3cac0921 1253 } // daughters
1254 } // tracks
3cac0921 1255 //
1256 // Now loop again and write the primaries
5ce21fc4 1257 it = nt - 1;
1258 for (Int_t ip = 0; ip < np; ip++) {
1259 TParticle* part = stack->Particle(ip);
f4414561 1260// if ((part->GetFirstDaughter() == -1 && part->GetStatusCode() <= 1) || part->GetFirstDaughter() >= np)
c226988d 1261 if (part->TestBit(kTransportBit))
f4414561 1262 {
5ce21fc4 1263 // Skip particles that have not been transported
1264 fTmpTreeTR->GetEntry(it--);
fd650020 1265 Int_t nh = fTmpTrackReferences.GetEntries();
5ce21fc4 1266 //
1267 // Loop over reference hits and find primary labels
1268 for (Int_t ih = 0; ih < nh; ih++) {
fd650020 1269 AliTrackReference* tr = (AliTrackReference*) fTmpTrackReferences.At(ih);
5ce21fc4 1270 Int_t label = tr->Label();
1271 if (label == ip) {
fd650020 1272 Int_t nref = fTrackReferences.GetEntriesFast();
1273 new(fTrackReferences[nref]) AliTrackReference(*tr);
5ce21fc4 1274 }
1275 }
3cac0921 1276 }
1277 treeTR->Fill();
fd650020 1278 fTrackReferences.Clear();
5ce21fc4 1279 ifills++;
3cac0921 1280 } // tracks
5ce21fc4 1281 // Check
1282 if (ifills != stack->GetNtrack())
1283 AliWarning(Form("Number of entries in TreeTR (%5d) unequal to TreeK (%5d) \n", ifills, stack->GetNtrack()));
3cac0921 1284//
1285// Clean-up
1286 delete fTmpTreeTR;
1287 fTmpFileTR->Close();
1288 delete fTmpFileTR;
fd650020 1289 fTmpTrackReferences.Clear();
3cac0921 1290 gSystem->Exec("rm -rf TrackRefsTmp.root");
1291}
1292