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[u/mrichter/AliRoot.git] / STEER / AliRun.cxx
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99d554c8 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/*
17$Log$
1d994b80 18Revision 1.53 2001/02/06 11:02:26 hristov
19New SetTrack interface added, added check for unfilled particles in FinishEvent (I.Hrivnacova)
20
89bbad6f 21Revision 1.52 2001/02/05 16:22:25 buncic
22Added TreeS to GetEvent().
23
82711e7a 24Revision 1.51 2001/02/02 15:16:20 morsch
25SetHighWaterMark method added to mark last particle in event.
26
4d69d91e 27Revision 1.50 2001/01/27 10:32:00 hristov
28Leave the loop when primaries are filled (I.Hrivnacova)
29
cb94ac2a 30Revision 1.49 2001/01/26 19:58:48 hristov
31Major upgrade of AliRoot code
32
2ab0c725 33Revision 1.48 2001/01/17 10:50:50 hristov
34Corrections to destructors
35
e460afec 36Revision 1.47 2000/12/18 10:44:01 morsch
37Possibility to set field map by passing pointer to objet of type AliMagF via
38SetField().
39Example:
40gAlice->SetField(new AliMagFCM("Map2", "$(ALICE_ROOT)/data/field01.dat",2,1.,10.));
41
d8408e76 42Revision 1.46 2000/12/14 19:29:27 fca
43galice.cuts was not read any more
44
327136d2 45Revision 1.45 2000/11/30 07:12:49 alibrary
46Introducing new Rndm and QA classes
47
65fb704d 48Revision 1.44 2000/10/26 13:58:59 morsch
49Add possibility to choose the lego generator (of type AliGeneratorLego or derived) when running
50RunLego(). Default is the base class AliGeneratorLego.
51
0a520a66 52Revision 1.43 2000/10/09 09:43:17 fca
53Special remapping of hits for TPC and TRD. End-of-primary action introduced
54
24de2263 55Revision 1.42 2000/10/02 21:28:14 fca
56Removal of useless dependecies via forward declarations
57
94de3818 58Revision 1.41 2000/07/13 16:19:09 fca
59Mainly coding conventions + some small bug fixes
60
ef42d733 61Revision 1.40 2000/07/12 08:56:25 fca
62Coding convention correction and warning removal
63
8918e700 64Revision 1.39 2000/07/11 18:24:59 fca
65Coding convention corrections + few minor bug fixes
66
aee8290b 67Revision 1.38 2000/06/20 13:05:45 fca
68Writing down the TREE headers before job starts
69
51e0e89d 70Revision 1.37 2000/06/09 20:05:11 morsch
71Introduce possibility to chose magnetic field version 3: AliMagFDM + field02.dat
72
f1b9d7c3 73Revision 1.36 2000/06/08 14:03:58 hristov
74Only one initializer for a default argument
75
d33c0226 76Revision 1.35 2000/06/07 10:13:14 hristov
77Delete only existent objects.
78
d2ecd553 79Revision 1.34 2000/05/18 10:45:38 fca
80Delete Particle Factory properly
81
c222d2b0 82Revision 1.33 2000/05/16 13:10:40 fca
83New method IsNewTrack and fix for a problem in Father-Daughter relations
84
a01a8b12 85Revision 1.32 2000/04/27 10:38:21 fca
86Correct termination of Lego Run and introduce Lego getter in AliRun
87
838edcaf 88Revision 1.31 2000/04/26 10:17:32 fca
89Changes in Lego for G4 compatibility
90
dffd31ef 91Revision 1.30 2000/04/18 19:11:40 fca
92Introduce variable Config.C function signature
93
45189757 94Revision 1.29 2000/04/07 11:12:34 fca
95G4 compatibility changes
96
875c717b 97Revision 1.28 2000/04/05 06:51:06 fca
98Workaround for an HP compiler problem
99
5eb58812 100Revision 1.27 2000/03/22 18:08:07 fca
101Rationalisation of the virtual MC interfaces
102
80762cb1 103Revision 1.26 2000/03/22 13:42:26 fca
104SetGenerator does not replace an existing generator, ResetGenerator does
105
ee1dd322 106Revision 1.25 2000/02/23 16:25:22 fca
107AliVMC and AliGeant3 classes introduced
108ReadEuclid moved from AliRun to AliModule
109
b13db077 110Revision 1.24 2000/01/19 17:17:20 fca
111Introducing a list of lists of hits -- more hits allowed for detector now
112
1cedd08a 113Revision 1.23 1999/12/03 11:14:31 fca
114Fixing previous wrong checking
115
00719c1b 116Revision 1.21 1999/11/25 10:40:08 fca
117Fixing daughters information also in primary tracks
118
ae23d366 119Revision 1.20 1999/10/04 18:08:49 fca
120Adding protection against inconsistent Euclid files
121
3fcc96a1 122Revision 1.19 1999/09/29 07:50:40 fca
123Introduction of the Copyright and cvs Log
124
99d554c8 125*/
126
fe4da5cc 127///////////////////////////////////////////////////////////////////////////////
128// //
129// Control class for Alice C++ //
130// Only one single instance of this class exists. //
131// The object is created in main program aliroot //
132// and is pointed by the global gAlice. //
133// //
8494b010 134// -Supports the list of all Alice Detectors (fModules). //
fe4da5cc 135// -Supports the list of particles (fParticles). //
136// -Supports the Trees. //
137// -Supports the geometry. //
138// -Supports the event display. //
139//Begin_Html
140/*
1439f98e 141<img src="picts/AliRunClass.gif">
fe4da5cc 142*/
143//End_Html
144//Begin_Html
145/*
1439f98e 146<img src="picts/alirun.gif">
fe4da5cc 147*/
148//End_Html
149// //
150///////////////////////////////////////////////////////////////////////////////
151
94de3818 152#include <stdlib.h>
153#include <stdio.h>
154#include <string.h>
2ab0c725 155#include <iostream.h>
94de3818 156
fe4da5cc 157#include <TFile.h>
158#include <TRandom.h>
159#include <TBRIK.h>
160#include <TNode.h>
fe4da5cc 161#include <TCint.h>
162#include <TSystem.h>
a8f1fb7c 163#include <TObjectTable.h>
94de3818 164#include <TTree.h>
165#include <TGeometry.h>
166#include <TROOT.h>
167#include "TBrowser.h"
fe4da5cc 168
1578254f 169#include "TParticle.h"
fe4da5cc 170#include "AliRun.h"
fe4da5cc 171#include "AliDisplay.h"
875c717b 172#include "AliMC.h"
dffd31ef 173#include "AliLego.h"
aee8290b 174#include "AliMagFC.h"
175#include "AliMagFCM.h"
176#include "AliMagFDM.h"
94de3818 177#include "AliHit.h"
65fb704d 178#include "TRandom3.h"
179#include "AliMCQA.h"
180#include "AliGenerator.h"
181#include "AliLegoGenerator.h"
94de3818 182
183#include "AliDetector.h"
fe4da5cc 184
fe4da5cc 185AliRun *gAlice;
186
aee8290b 187static AliHeader *gAliHeader;
fe4da5cc 188
fe4da5cc 189ClassImp(AliRun)
190
191//_____________________________________________________________________________
192AliRun::AliRun()
193{
194 //
195 // Default constructor for AliRun
196 //
aee8290b 197 gAliHeader=&fHeader;
fe4da5cc 198 fRun = 0;
199 fEvent = 0;
200 fCurrent = -1;
8494b010 201 fModules = 0;
fe4da5cc 202 fGenerator = 0;
203 fTreeD = 0;
204 fTreeK = 0;
205 fTreeH = 0;
206 fTreeE = 0;
207 fTreeR = 0;
2ab0c725 208 fTreeS = 0;
fe4da5cc 209 fParticles = 0;
210 fGeometry = 0;
211 fDisplay = 0;
212 fField = 0;
875c717b 213 fMC = 0;
fe4da5cc 214 fNdets = 0;
215 fImedia = 0;
216 fTrRmax = 1.e10;
217 fTrZmax = 1.e10;
fe4da5cc 218 fInitDone = kFALSE;
219 fLego = 0;
1578254f 220 fPDGDB = 0; //Particle factory object!
1cedd08a 221 fHitLists = 0;
45189757 222 fConfigFunction = "\0";
65fb704d 223 fRandom = 0;
224 fMCQA = 0;
225 fTransParName = "\0";
2ab0c725 226 fBaseFileName = "\0";
227 fParticleBuffer = 0;
228 fParticleMap = new TObjArray(10000);
fe4da5cc 229}
230
231//_____________________________________________________________________________
232AliRun::AliRun(const char *name, const char *title)
233 : TNamed(name,title)
234{
235 //
236 // Constructor for the main processor.
237 // Creates the geometry
238 // Creates the list of Detectors.
239 // Creates the list of particles.
240 //
241 Int_t i;
242
243 gAlice = this;
244 fTreeD = 0;
245 fTreeK = 0;
246 fTreeH = 0;
247 fTreeE = 0;
248 fTreeR = 0;
2ab0c725 249 fTreeS = 0;
fe4da5cc 250 fTrRmax = 1.e10;
251 fTrZmax = 1.e10;
1141f8e4 252 fGenerator = 0;
fe4da5cc 253 fInitDone = kFALSE;
254 fLego = 0;
255 fField = 0;
45189757 256 fConfigFunction = "Config();";
65fb704d 257
258 // Set random number generator
259 gRandom = fRandom = new TRandom3();
2ab0c725 260
261 if (gSystem->Getenv("CONFIG_SEED")) {
262 gRandom->SetSeed((UInt_t)atoi(gSystem->Getenv("CONFIG_SEED")));
263 }
fe4da5cc 264
265 gROOT->GetListOfBrowsables()->Add(this,name);
266 //
267 // create the support list for the various Detectors
8494b010 268 fModules = new TObjArray(77);
fe4da5cc 269 //
270 // Create the TNode geometry for the event display
271
272 BuildSimpleGeometry();
273
274
275 fNtrack=0;
276 fHgwmk=0;
277 fCurrent=-1;
aee8290b 278 gAliHeader=&fHeader;
fe4da5cc 279 fRun = 0;
280 fEvent = 0;
281 //
282 // Create the particle stack
2ab0c725 283 fParticles = new TClonesArray("TParticle",1000);
fe4da5cc 284
285 fDisplay = 0;
286 //
287 // Create default mag field
288 SetField();
289 //
875c717b 290 fMC = gMC;
fe4da5cc 291 //
292 // Prepare the tracking medium lists
293 fImedia = new TArrayI(1000);
294 for(i=0;i<1000;i++) (*fImedia)[i]=-99;
1578254f 295 //
296 // Make particles
297 fPDGDB = TDatabasePDG::Instance(); //Particle factory object!
1cedd08a 298 //
299 // Create HitLists list
300 fHitLists = new TList();
65fb704d 301 //
302 SetTransPar();
2ab0c725 303 fBaseFileName = "\0";
304 fParticleBuffer = 0;
305 fParticleMap = new TObjArray(10000);
fe4da5cc 306}
307
aee8290b 308
fe4da5cc 309//_____________________________________________________________________________
310AliRun::~AliRun()
311{
312 //
2ab0c725 313 // Default AliRun destructor
fe4da5cc 314 //
fe4da5cc 315 delete fImedia;
316 delete fField;
875c717b 317 delete fMC;
fe4da5cc 318 delete fGeometry;
319 delete fDisplay;
320 delete fGenerator;
321 delete fLego;
322 delete fTreeD;
323 delete fTreeK;
324 delete fTreeH;
325 delete fTreeE;
326 delete fTreeR;
2ab0c725 327 delete fTreeS;
8494b010 328 if (fModules) {
329 fModules->Delete();
330 delete fModules;
fe4da5cc 331 }
332 if (fParticles) {
333 fParticles->Delete();
334 delete fParticles;
335 }
1cedd08a 336 delete fHitLists;
c222d2b0 337 delete fPDGDB;
e460afec 338 delete fMCQA;
fe4da5cc 339}
340
341//_____________________________________________________________________________
342void AliRun::AddHit(Int_t id, Int_t track, Int_t *vol, Float_t *hits) const
343{
344 //
345 // Add a hit to detector id
346 //
8494b010 347 TObjArray &dets = *fModules;
348 if(dets[id]) ((AliModule*) dets[id])->AddHit(track,vol,hits);
fe4da5cc 349}
350
351//_____________________________________________________________________________
352void AliRun::AddDigit(Int_t id, Int_t *tracks, Int_t *digits) const
353{
354 //
355 // Add digit to detector id
356 //
8494b010 357 TObjArray &dets = *fModules;
358 if(dets[id]) ((AliModule*) dets[id])->AddDigit(tracks,digits);
fe4da5cc 359}
360
361//_____________________________________________________________________________
362void AliRun::Browse(TBrowser *b)
363{
364 //
365 // Called when the item "Run" is clicked on the left pane
366 // of the Root browser.
367 // It displays the Root Trees and all detectors.
368 //
369 if (fTreeK) b->Add(fTreeK,fTreeK->GetName());
370 if (fTreeH) b->Add(fTreeH,fTreeH->GetName());
371 if (fTreeD) b->Add(fTreeD,fTreeD->GetName());
372 if (fTreeE) b->Add(fTreeE,fTreeE->GetName());
373 if (fTreeR) b->Add(fTreeR,fTreeR->GetName());
2ab0c725 374 if (fTreeS) b->Add(fTreeS,fTreeS->GetName());
fe4da5cc 375
8494b010 376 TIter next(fModules);
377 AliModule *detector;
378 while((detector = (AliModule*)next())) {
fe4da5cc 379 b->Add(detector,detector->GetName());
380 }
65fb704d 381 b->Add(fMCQA,"AliMCQA");
fe4da5cc 382}
383
384//_____________________________________________________________________________
385void AliRun::Build()
386{
387 //
388 // Initialize Alice geometry
389 // Dummy routine
390 //
391}
392
393//_____________________________________________________________________________
394void AliRun::BuildSimpleGeometry()
395{
396 //
397 // Create a simple TNode geometry used by Root display engine
398 //
399 // Initialise geometry
400 //
401 fGeometry = new TGeometry("AliceGeom","Galice Geometry for Hits");
402 new TMaterial("void","Vacuum",0,0,0); //Everything is void
403 TBRIK *brik = new TBRIK("S_alice","alice volume","void",2000,2000,3000);
404 brik->SetVisibility(0);
405 new TNode("alice","alice","S_alice");
406}
407
408//_____________________________________________________________________________
409void AliRun::CleanDetectors()
410{
411 //
412 // Clean Detectors at the end of event
413 //
8494b010 414 TIter next(fModules);
415 AliModule *detector;
416 while((detector = (AliModule*)next())) {
fe4da5cc 417 detector->FinishEvent();
418 }
419}
420
421//_____________________________________________________________________________
422void AliRun::CleanParents()
423{
424 //
425 // Clean Particles stack.
1578254f 426 // Set parent/daughter relations
fe4da5cc 427 //
2ab0c725 428 TObjArray &particles = *fParticleMap;
1578254f 429 TParticle *part;
fe4da5cc 430 int i;
2ab0c725 431 for(i=0; i<fHgwmk+1; i++) {
432 part = (TParticle *)particles.At(i);
433 if(part) if(!part->TestBit(kDaughtersBit)) {
1578254f 434 part->SetFirstDaughter(-1);
435 part->SetLastDaughter(-1);
fe4da5cc 436 }
437 }
438}
439
440//_____________________________________________________________________________
441Int_t AliRun::DistancetoPrimitive(Int_t, Int_t)
442{
443 //
444 // Return the distance from the mouse to the AliRun object
445 // Dummy routine
446 //
447 return 9999;
448}
449
450//_____________________________________________________________________________
94de3818 451void AliRun::DumpPart (Int_t i) const
fe4da5cc 452{
453 //
454 // Dumps particle i in the stack
455 //
2ab0c725 456 ((TParticle*) (*fParticleMap)[i])->Print();
fe4da5cc 457}
458
459//_____________________________________________________________________________
94de3818 460void AliRun::DumpPStack () const
fe4da5cc 461{
462 //
463 // Dumps the particle stack
464 //
2ab0c725 465 TObjArray &particles = *fParticleMap;
fe4da5cc 466 printf(
467 "\n\n=======================================================================\n");
468 for (Int_t i=0;i<fNtrack;i++)
469 {
1578254f 470 printf("-> %d ",i); ((TParticle*) particles[i])->Print();
fe4da5cc 471 printf("--------------------------------------------------------------\n");
472 }
473 printf(
474 "\n=======================================================================\n\n");
475}
476
d8408e76 477void AliRun::SetField(AliMagF* magField)
478{
479 // Set Magnetic Field Map
480 fField = magField;
481 fField->ReadField();
482}
483
fe4da5cc 484//_____________________________________________________________________________
485void AliRun::SetField(Int_t type, Int_t version, Float_t scale,
486 Float_t maxField, char* filename)
487{
488 //
489 // Set magnetic field parameters
490 // type Magnetic field transport flag 0=no field, 2=helix, 3=Runge Kutta
491 // version Magnetic field map version (only 1 active now)
492 // scale Scale factor for the magnetic field
493 // maxField Maximum value for the magnetic field
494
495 //
496 // --- Sanity check on mag field flags
fe4da5cc 497 if(fField) delete fField;
498 if(version==1) {
d8408e76 499 fField = new AliMagFC("Map1"," ",type,scale,maxField);
f1b9d7c3 500 } else if(version<=2) {
d8408e76 501 fField = new AliMagFCM("Map2-3",filename,type,scale,maxField);
fe4da5cc 502 fField->ReadField();
f1b9d7c3 503 } else if(version==3) {
d8408e76 504 fField = new AliMagFDM("Map4",filename,type,scale,maxField);
f1b9d7c3 505 fField->ReadField();
fe4da5cc 506 } else {
23370b7a 507 Warning("SetField","Invalid map %d\n",version);
fe4da5cc 508 }
509}
fe4da5cc 510
65fb704d 511//_____________________________________________________________________________
512void AliRun::PreTrack()
513{
514 TObjArray &dets = *fModules;
515 AliModule *module;
516
517 for(Int_t i=0; i<=fNdets; i++)
518 if((module = (AliModule*)dets[i]))
519 module->PreTrack();
520
521 fMCQA->PreTrack();
522}
523
524//_____________________________________________________________________________
525void AliRun::PostTrack()
526{
527 TObjArray &dets = *fModules;
528 AliModule *module;
529
530 for(Int_t i=0; i<=fNdets; i++)
531 if((module = (AliModule*)dets[i]))
532 module->PostTrack();
533}
534
fe4da5cc 535//_____________________________________________________________________________
536void AliRun::FinishPrimary()
537{
538 //
539 // Called at the end of each primary track
540 //
541
6c9704e6 542 // static Int_t count=0;
543 // const Int_t times=10;
fe4da5cc 544 // This primary is finished, purify stack
80762cb1 545 PurifyKine();
fe4da5cc 546
24de2263 547 TIter next(fModules);
548 AliModule *detector;
549 while((detector = (AliModule*)next())) {
550 detector->FinishPrimary();
551 }
552
fe4da5cc 553 // Write out hits if any
554 if (gAlice->TreeH()) {
555 gAlice->TreeH()->Fill();
556 }
557
558 // Reset Hits info
559 gAlice->ResetHits();
a8f1fb7c 560
561 //
562 // if(++count%times==1) gObjectTable->Print();
fe4da5cc 563}
564
565//_____________________________________________________________________________
566void AliRun::FinishEvent()
567{
568 //
569 // Called at the end of the event.
570 //
7fb01480 571
dffd31ef 572 //
573 if(fLego) fLego->FinishEvent();
574
fe4da5cc 575 //Update the energy deposit tables
576 Int_t i;
875c717b 577 for(i=0;i<fEventEnergy.GetSize();i++) {
578 fSummEnergy[i]+=fEventEnergy[i];
579 fSum2Energy[i]+=fEventEnergy[i]*fEventEnergy[i];
fe4da5cc 580 }
875c717b 581 fEventEnergy.Reset();
fe4da5cc 582
583 // Clean detector information
584 CleanDetectors();
585
586 // Write out the kinematics
587 if (fTreeK) {
588 CleanParents();
2ab0c725 589 // fTreeK->Fill();
89bbad6f 590 Bool_t allFilled = kFALSE;
2ab0c725 591 TObject *part;
592 for(i=0; i<fHgwmk+1; ++i) if((part=fParticleMap->At(i))) {
593 fParticleBuffer = (TParticle*) part;
594 fParticleFileMap[i]= (Int_t) fTreeK->GetEntries();
595 fTreeK->Fill();
89bbad6f 596 (*fParticleMap)[i]=0;
597
598 // When all primaries were filled no particle!=0
599 // should be left => to be removed later.
600 if (allFilled) printf("Why != 0 part # %d?\n",i);
601 }
602 else {
603 // // printf("Why = 0 part # %d?\n",i); => We know.
604 // break;
605 // we don't break now in order to be sure there is no
606 // particle !=0 left.
607 // To be removed later and replaced with break.
608 if(!allFilled) allFilled = kTRUE;
609 }
fe4da5cc 610 }
611
612 // Write out the digits
613 if (fTreeD) {
614 fTreeD->Fill();
615 ResetDigits();
616 }
2ab0c725 617
618 if (fTreeS) {
619 fTreeS->Fill();
620 ResetSDigits();
621 }
622
fe4da5cc 623 // Write out reconstructed clusters
624 if (fTreeR) {
625 fTreeR->Fill();
626 }
627
628 // Write out the event Header information
629 if (fTreeE) fTreeE->Fill();
630
631 // Reset stack info
632 ResetStack();
633
634 // Write Tree headers
51e0e89d 635 if (fTreeK) fTreeK->Write(0,TObject::kOverwrite);
51e0e89d 636 if (fTreeH) fTreeH->Write(0,TObject::kOverwrite);
51e0e89d 637 if (fTreeD) fTreeD->Write(0,TObject::kOverwrite);
51e0e89d 638 if (fTreeR) fTreeR->Write(0,TObject::kOverwrite);
2ab0c725 639 if (fTreeS) fTreeS->Write(0,TObject::kOverwrite);
640
875c717b 641 ++fEvent;
fe4da5cc 642}
643
644//_____________________________________________________________________________
645void AliRun::FinishRun()
646{
647 //
648 // Called at the end of the run.
649 //
650
dffd31ef 651 //
652 if(fLego) fLego->FinishRun();
653
fe4da5cc 654 // Clean detector information
8494b010 655 TIter next(fModules);
656 AliModule *detector;
657 while((detector = (AliModule*)next())) {
fe4da5cc 658 detector->FinishRun();
659 }
660
661 //Output energy summary tables
662 EnergySummary();
2ab0c725 663
664 TFile *file = fTreeE->GetCurrentFile();
665
aee8290b 666 file->cd();
2ab0c725 667
51e0e89d 668 fTreeE->Write(0,TObject::kOverwrite);
fe4da5cc 669
2ab0c725 670 // Write AliRun info and all detectors parameters
671 Write();
672
fe4da5cc 673 // Clean tree information
d2ecd553 674 if (fTreeK) {
675 delete fTreeK; fTreeK = 0;
676 }
677 if (fTreeH) {
678 delete fTreeH; fTreeH = 0;
679 }
680 if (fTreeD) {
681 delete fTreeD; fTreeD = 0;
682 }
683 if (fTreeR) {
684 delete fTreeR; fTreeR = 0;
685 }
686 if (fTreeE) {
687 delete fTreeE; fTreeE = 0;
688 }
2ab0c725 689
fe4da5cc 690 // Close output file
aee8290b 691 file->Write();
fe4da5cc 692}
693
694//_____________________________________________________________________________
695void AliRun::FlagTrack(Int_t track)
696{
697 //
698 // Flags a track and all its family tree to be kept
699 //
700 int curr;
1578254f 701 TParticle *particle;
fe4da5cc 702
703 curr=track;
704 while(1) {
2ab0c725 705 particle=(TParticle*)fParticleMap->At(curr);
fe4da5cc 706
707 // If the particle is flagged the three from here upward is saved already
aee8290b 708 if(particle->TestBit(kKeepBit)) return;
fe4da5cc 709
710 // Save this particle
aee8290b 711 particle->SetBit(kKeepBit);
fe4da5cc 712
713 // Move to father if any
1578254f 714 if((curr=particle->GetFirstMother())==-1) return;
fe4da5cc 715 }
716}
717
718//_____________________________________________________________________________
719void AliRun::EnergySummary()
720{
721 //
722 // Print summary of deposited energy
723 //
724
fe4da5cc 725 Int_t ndep=0;
726 Float_t edtot=0;
727 Float_t ed, ed2;
728 Int_t kn, i, left, j, id;
aee8290b 729 const Float_t kzero=0;
fe4da5cc 730 Int_t ievent=fHeader.GetEvent()+1;
731 //
732 // Energy loss information
733 if(ievent) {
734 printf("***************** Energy Loss Information per event (GEV) *****************\n");
875c717b 735 for(kn=1;kn<fEventEnergy.GetSize();kn++) {
736 ed=fSummEnergy[kn];
fe4da5cc 737 if(ed>0) {
875c717b 738 fEventEnergy[ndep]=kn;
fe4da5cc 739 if(ievent>1) {
740 ed=ed/ievent;
875c717b 741 ed2=fSum2Energy[kn];
fe4da5cc 742 ed2=ed2/ievent;
aee8290b 743 ed2=100*TMath::Sqrt(TMath::Max(ed2-ed*ed,kzero))/ed;
fe4da5cc 744 } else
745 ed2=99;
875c717b 746 fSummEnergy[ndep]=ed;
aee8290b 747 fSum2Energy[ndep]=TMath::Min((Float_t) 99.,TMath::Max(ed2,kzero));
fe4da5cc 748 edtot+=ed;
749 ndep++;
750 }
751 }
752 for(kn=0;kn<(ndep-1)/3+1;kn++) {
753 left=ndep-kn*3;
754 for(i=0;i<(3<left?3:left);i++) {
755 j=kn*3+i;
875c717b 756 id=Int_t (fEventEnergy[j]+0.1);
757 printf(" %s %10.3f +- %10.3f%%;",gMC->VolName(id),fSummEnergy[j],fSum2Energy[j]);
fe4da5cc 758 }
759 printf("\n");
760 }
761 //
762 // Relative energy loss in different detectors
763 printf("******************** Relative Energy Loss per event ********************\n");
764 printf("Total energy loss per event %10.3f GeV\n",edtot);
765 for(kn=0;kn<(ndep-1)/5+1;kn++) {
766 left=ndep-kn*5;
767 for(i=0;i<(5<left?5:left);i++) {
768 j=kn*5+i;
875c717b 769 id=Int_t (fEventEnergy[j]+0.1);
770 printf(" %s %10.3f%%;",gMC->VolName(id),100*fSummEnergy[j]/edtot);
fe4da5cc 771 }
772 printf("\n");
773 }
774 for(kn=0;kn<75;kn++) printf("*");
775 printf("\n");
776 }
777 //
778 // Reset the TArray's
875c717b 779 // fEventEnergy.Set(0);
780 // fSummEnergy.Set(0);
781 // fSum2Energy.Set(0);
fe4da5cc 782}
783
784//_____________________________________________________________________________
94de3818 785AliModule *AliRun::GetModule(const char *name) const
fe4da5cc 786{
787 //
788 // Return pointer to detector from name
789 //
8494b010 790 return (AliModule*)fModules->FindObject(name);
fe4da5cc 791}
792
a68348e9 793//_____________________________________________________________________________
94de3818 794AliDetector *AliRun::GetDetector(const char *name) const
a68348e9 795{
796 //
797 // Return pointer to detector from name
798 //
799 return (AliDetector*)fModules->FindObject(name);
800}
801
fe4da5cc 802//_____________________________________________________________________________
94de3818 803Int_t AliRun::GetModuleID(const char *name) const
fe4da5cc 804{
805 //
806 // Return galice internal detector identifier from name
807 //
23370b7a 808 Int_t i=-1;
809 TObject *mod=fModules->FindObject(name);
810 if(mod) i=fModules->IndexOf(mod);
811 return i;
fe4da5cc 812}
813
814//_____________________________________________________________________________
815Int_t AliRun::GetEvent(Int_t event)
816{
817 //
818 // Connect the Trees Kinematics and Hits for event # event
819 // Set branch addresses
820 //
fe4da5cc 821
822 // Reset existing structures
2ab0c725 823 // ResetStack();
fe4da5cc 824 ResetHits();
825 ResetDigits();
2ab0c725 826 ResetSDigits();
fe4da5cc 827
828 // Delete Trees already connected
829 if (fTreeK) delete fTreeK;
830 if (fTreeH) delete fTreeH;
831 if (fTreeD) delete fTreeD;
832 if (fTreeR) delete fTreeR;
2ab0c725 833 if (fTreeS) delete fTreeS;
59fe9bd2 834
835 // Get header from file
836 if(fTreeE) fTreeE->GetEntry(event);
837 else Error("GetEvent","Cannot file Header Tree\n");
2ab0c725 838 TFile *file = fTreeE->GetCurrentFile();
839
840 file->cd();
fe4da5cc 841
842 // Get Kine Tree from file
843 char treeName[20];
844 sprintf(treeName,"TreeK%d",event);
845 fTreeK = (TTree*)gDirectory->Get(treeName);
2ab0c725 846 if (fTreeK) fTreeK->SetBranchAddress("Particles", &fParticleBuffer);
23370b7a 847 else Error("GetEvent","cannot find Kine Tree for event:%d\n",event);
2ab0c725 848 // Create the particle stack
849 if(!fParticles) fParticles = new TClonesArray("TParticle",1000);
850 // Build the pointer list
851 if(fParticleMap) {
852 fParticleMap->Clear();
853 fParticleMap->Expand(fTreeK->GetEntries());
854 } else
855 fParticleMap = new TObjArray(fTreeK->GetEntries());
fe4da5cc 856
2ab0c725 857 file->cd();
858
fe4da5cc 859 // Get Hits Tree header from file
860 sprintf(treeName,"TreeH%d",event);
861 fTreeH = (TTree*)gDirectory->Get(treeName);
862 if (!fTreeH) {
23370b7a 863 Error("GetEvent","cannot find Hits Tree for event:%d\n",event);
fe4da5cc 864 }
865
2ab0c725 866 file->cd();
867
fe4da5cc 868 // Get Digits Tree header from file
869 sprintf(treeName,"TreeD%d",event);
870 fTreeD = (TTree*)gDirectory->Get(treeName);
871 if (!fTreeD) {
2ab0c725 872 // Warning("GetEvent","cannot find Digits Tree for event:%d\n",event);
fe4da5cc 873 }
82711e7a 874
875 file->cd();
876
877 // Get SDigits Tree header from file
878 sprintf(treeName,"TreeS%d",event);
879 fTreeS = (TTree*)gDirectory->Get(treeName);
880 if (!fTreeS) {
881 // Warning("GetEvent","cannot find SDigits Tree for event:%d\n",event);
882 }
883
2ab0c725 884 file->cd();
fe4da5cc 885
886 // Get Reconstruct Tree header from file
887 sprintf(treeName,"TreeR%d",event);
888 fTreeR = (TTree*)gDirectory->Get(treeName);
889 if (!fTreeR) {
890 // printf("WARNING: cannot find Reconstructed Tree for event:%d\n",event);
891 }
2ab0c725 892
893 file->cd();
fe4da5cc 894
895 // Set Trees branch addresses
8494b010 896 TIter next(fModules);
897 AliModule *detector;
898 while((detector = (AliModule*)next())) {
fe4da5cc 899 detector->SetTreeAddress();
900 }
901
2ab0c725 902 fNtrack = Int_t (fTreeK->GetEntries());
fe4da5cc 903 return fNtrack;
904}
905
906//_____________________________________________________________________________
907TGeometry *AliRun::GetGeometry()
908{
909 //
910 // Import Alice geometry from current file
911 // Return pointer to geometry object
912 //
913 if (!fGeometry) fGeometry = (TGeometry*)gDirectory->Get("AliceGeom");
914 //
915 // Unlink and relink nodes in detectors
916 // This is bad and there must be a better way...
917 //
fe4da5cc 918
8494b010 919 TIter next(fModules);
920 AliModule *detector;
921 while((detector = (AliModule*)next())) {
fe4da5cc 922 TList *dnodes=detector->Nodes();
923 Int_t j;
924 TNode *node, *node1;
925 for ( j=0; j<dnodes->GetSize(); j++) {
926 node = (TNode*) dnodes->At(j);
52d0ab00 927 node1 = fGeometry->GetNode(node->GetName());
fe4da5cc 928 dnodes->Remove(node);
929 dnodes->AddAt(node1,j);
930 }
931 }
932 return fGeometry;
933}
934
935//_____________________________________________________________________________
936void AliRun::GetNextTrack(Int_t &mtrack, Int_t &ipart, Float_t *pmom,
937 Float_t &e, Float_t *vpos, Float_t *polar,
938 Float_t &tof)
939{
940 //
941 // Return next track from stack of particles
942 //
a8f1fb7c 943 TVector3 pol;
fe4da5cc 944 fCurrent=-1;
1578254f 945 TParticle *track;
fe4da5cc 946 for(Int_t i=fNtrack-1; i>=0; i--) {
2ab0c725 947 track=(TParticle*) fParticleMap->At(i);
948 if(track) if(!track->TestBit(kDoneBit)) {
fe4da5cc 949 //
2ab0c725 950 // The track exists and has not yet been processed
fe4da5cc 951 fCurrent=i;
1578254f 952 ipart=track->GetPdgCode();
953 pmom[0]=track->Px();
954 pmom[1]=track->Py();
955 pmom[2]=track->Pz();
956 e =track->Energy();
957 vpos[0]=track->Vx();
958 vpos[1]=track->Vy();
959 vpos[2]=track->Vz();
a8f1fb7c 960 track->GetPolarisation(pol);
961 polar[0]=pol.X();
962 polar[1]=pol.Y();
963 polar[2]=pol.Z();
1578254f 964 tof=track->T();
aee8290b 965 track->SetBit(kDoneBit);
fe4da5cc 966 break;
967 }
968 }
969 mtrack=fCurrent;
970 //
971 // stop and start timer when we start a primary track
972 Int_t nprimaries = fHeader.GetNprimary();
973 if (fCurrent >= nprimaries) return;
974 if (fCurrent < nprimaries-1) {
975 fTimer.Stop();
2ab0c725 976 track=(TParticle*) fParticleMap->At(fCurrent+1);
1578254f 977 // track->SetProcessTime(fTimer.CpuTime());
fe4da5cc 978 }
979 fTimer.Start();
980}
981
982//_____________________________________________________________________________
94de3818 983Int_t AliRun::GetPrimary(Int_t track) const
fe4da5cc 984{
985 //
986 // return number of primary that has generated track
987 //
988 int current, parent;
1578254f 989 TParticle *part;
fe4da5cc 990 //
991 parent=track;
992 while (1) {
993 current=parent;
2ab0c725 994 part = (TParticle *)fParticleMap->At(current);
1578254f 995 parent=part->GetFirstMother();
fe4da5cc 996 if(parent<0) return current;
997 }
998}
999
1000//_____________________________________________________________________________
875c717b 1001void AliRun::InitMC(const char *setup)
fe4da5cc 1002{
1003 //
1004 // Initialize the Alice setup
1005 //
1006
51e0e89d 1007 if(fInitDone) {
1008 Warning("Init","Cannot initialise AliRun twice!\n");
1009 return;
1010 }
2ab0c725 1011
1012 OpenBaseFile("recreate");
1013
fe4da5cc 1014 gROOT->LoadMacro(setup);
45189757 1015 gInterpreter->ProcessLine(fConfigFunction.Data());
fe4da5cc 1016
2ab0c725 1017
cfce8870 1018 gMC->DefineParticles(); //Create standard MC particles
fe4da5cc 1019
1020 TObject *objfirst, *objlast;
1021
23370b7a 1022 fNdets = fModules->GetLast()+1;
1023
fe4da5cc 1024 //
875c717b 1025 //=================Create Materials and geometry
1026 gMC->Init();
1027
65fb704d 1028 // Added also after in case of interactive initialisation of modules
1029 fNdets = fModules->GetLast()+1;
1030
8494b010 1031 TIter next(fModules);
1032 AliModule *detector;
1033 while((detector = (AliModule*)next())) {
fe4da5cc 1034 detector->SetTreeAddress();
1035 objlast = gDirectory->GetList()->Last();
1036
fe4da5cc 1037 // Add Detector histograms in Detector list of histograms
1038 if (objlast) objfirst = gDirectory->GetList()->After(objlast);
1039 else objfirst = gDirectory->GetList()->First();
1040 while (objfirst) {
1041 detector->Histograms()->Add(objfirst);
1042 objfirst = gDirectory->GetList()->After(objfirst);
1043 }
1044 }
327136d2 1045 ReadTransPar(); //Read the cuts for all materials
fe4da5cc 1046
1047 MediaTable(); //Build the special IMEDIA table
1048
fe4da5cc 1049 //Initialise geometry deposition table
875c717b 1050 fEventEnergy.Set(gMC->NofVolumes()+1);
1051 fSummEnergy.Set(gMC->NofVolumes()+1);
1052 fSum2Energy.Set(gMC->NofVolumes()+1);
fe4da5cc 1053
fe4da5cc 1054 //Compute cross-sections
875c717b 1055 gMC->BuildPhysics();
fe4da5cc 1056
1057 //Write Geometry object to current file.
1058 fGeometry->Write();
1059
1060 fInitDone = kTRUE;
51e0e89d 1061
65fb704d 1062 fMCQA = new AliMCQA(fNdets);
1063
51e0e89d 1064 //
1065 // Save stuff at the beginning of the file to avoid file corruption
1066 Write();
fe4da5cc 1067}
1068
1069//_____________________________________________________________________________
1070void AliRun::MediaTable()
1071{
1072 //
1073 // Built media table to get from the media number to
1074 // the detector id
1075 //
ad51aeb0 1076 Int_t kz, nz, idt, lz, i, k, ind;
1077 // Int_t ibeg;
fe4da5cc 1078 TObjArray &dets = *gAlice->Detectors();
8494b010 1079 AliModule *det;
fe4da5cc 1080 //
1081 // For all detectors
1082 for (kz=0;kz<fNdets;kz++) {
1083 // If detector is defined
8494b010 1084 if((det=(AliModule*) dets[kz])) {
ad51aeb0 1085 TArrayI &idtmed = *(det->GetIdtmed());
1086 for(nz=0;nz<100;nz++) {
fe4da5cc 1087 // Find max and min material number
ad51aeb0 1088 if((idt=idtmed[nz])) {
fe4da5cc 1089 det->LoMedium() = det->LoMedium() < idt ? det->LoMedium() : idt;
1090 det->HiMedium() = det->HiMedium() > idt ? det->HiMedium() : idt;
1091 }
1092 }
1093 if(det->LoMedium() > det->HiMedium()) {
1094 det->LoMedium() = 0;
1095 det->HiMedium() = 0;
1096 } else {
1097 if(det->HiMedium() > fImedia->GetSize()) {
ad51aeb0 1098 Error("MediaTable","Increase fImedia from %d to %d",
1099 fImedia->GetSize(),det->HiMedium());
fe4da5cc 1100 return;
1101 }
1102 // Tag all materials in rage as belonging to detector kz
1103 for(lz=det->LoMedium(); lz<= det->HiMedium(); lz++) {
1104 (*fImedia)[lz]=kz;
1105 }
1106 }
1107 }
1108 }
1109 //
1110 // Print summary table
1111 printf(" Traking media ranges:\n");
1112 for(i=0;i<(fNdets-1)/6+1;i++) {
1113 for(k=0;k< (6<fNdets-i*6?6:fNdets-i*6);k++) {
1114 ind=i*6+k;
8494b010 1115 det=(AliModule*)dets[ind];
fe4da5cc 1116 if(det)
1117 printf(" %6s: %3d -> %3d;",det->GetName(),det->LoMedium(),
1118 det->HiMedium());
1119 else
1120 printf(" %6s: %3d -> %3d;","NULL",0,0);
1121 }
1122 printf("\n");
1123 }
1124}
1125
1126//____________________________________________________________________________
1127void AliRun::SetGenerator(AliGenerator *generator)
ee1dd322 1128{
1129 //
1130 // Load the event generator
1131 //
1132 if(!fGenerator) fGenerator = generator;
1133}
1134
1135//____________________________________________________________________________
1136void AliRun::ResetGenerator(AliGenerator *generator)
fe4da5cc 1137{
1138 //
1139 // Load the event generator
1140 //
b13db077 1141 if(fGenerator)
838edcaf 1142 if(generator)
1143 Warning("ResetGenerator","Replacing generator %s with %s\n",
1144 fGenerator->GetName(),generator->GetName());
1145 else
1146 Warning("ResetGenerator","Replacing generator %s with NULL\n",
1147 fGenerator->GetName());
b13db077 1148 fGenerator = generator;
fe4da5cc 1149}
1150
1151//____________________________________________________________________________
65fb704d 1152void AliRun::SetTransPar(char *filename)
1153{
1154 fTransParName = filename;
1155}
1156
2ab0c725 1157//____________________________________________________________________________
1158void AliRun::SetBaseFile(char *filename)
1159{
1160 fBaseFileName = *filename;
1161}
1162
1163//____________________________________________________________________________
1164void AliRun::OpenBaseFile(const char *option)
1165{
1166 if(!strlen(fBaseFileName.Data())) {
1167 const char *filename;
1168 if ((filename=gSystem->Getenv("CONFIG_FILE"))) {
1169 fBaseFileName=filename;
1170 } else {
1171 fBaseFileName="galice.root";
1172 }
1173 }
1174 TFile *rootfile = new TFile(fBaseFileName.Data(),option);
1175 rootfile->SetCompressionLevel(2);
1176}
1177
65fb704d 1178//____________________________________________________________________________
1179void AliRun::ReadTransPar()
fe4da5cc 1180{
1181 //
1182 // Read filename to set the transport parameters
1183 //
1184
fe4da5cc 1185
aee8290b 1186 const Int_t kncuts=10;
1187 const Int_t knflags=11;
1188 const Int_t knpars=kncuts+knflags;
1189 const char kpars[knpars][7] = {"CUTGAM" ,"CUTELE","CUTNEU","CUTHAD","CUTMUO",
fe4da5cc 1190 "BCUTE","BCUTM","DCUTE","DCUTM","PPCUTM","ANNI",
1191 "BREM","COMP","DCAY","DRAY","HADR","LOSS",
1192 "MULS","PAIR","PHOT","RAYL"};
1193 char line[256];
ad51aeb0 1194 char detName[7];
fe4da5cc 1195 char* filtmp;
aee8290b 1196 Float_t cut[kncuts];
1197 Int_t flag[knflags];
fe4da5cc 1198 Int_t i, itmed, iret, ktmed, kz;
1199 FILE *lun;
1200 //
1201 // See whether the file is there
65fb704d 1202 filtmp=gSystem->ExpandPathName(fTransParName.Data());
fe4da5cc 1203 lun=fopen(filtmp,"r");
1204 delete [] filtmp;
1205 if(!lun) {
65fb704d 1206 Warning("ReadTransPar","File %s does not exist!\n",fTransParName.Data());
fe4da5cc 1207 return;
1208 }
1209 //
1210 printf(" "); for(i=0;i<60;i++) printf("*"); printf("\n");
1211 printf(" *%59s\n","*");
1212 printf(" * Please check carefully what you are doing!%10s\n","*");
1213 printf(" *%59s\n","*");
1214 //
1215 while(1) {
1216 // Initialise cuts and flags
aee8290b 1217 for(i=0;i<kncuts;i++) cut[i]=-99;
1218 for(i=0;i<knflags;i++) flag[i]=-99;
fe4da5cc 1219 itmed=0;
1220 for(i=0;i<256;i++) line[i]='\0';
1221 // Read up to the end of line excluded
1222 iret=fscanf(lun,"%[^\n]",line);
1223 if(iret<0) {
1224 //End of file
1225 fclose(lun);
1226 printf(" *%59s\n","*");
1227 printf(" "); for(i=0;i<60;i++) printf("*"); printf("\n");
1228 return;
1229 }
1230 // Read the end of line
1231 fscanf(lun,"%*c");
1232 if(!iret) continue;
1233 if(line[0]=='*') continue;
1234 // Read the numbers
ad51aeb0 1235 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",
1236 detName,&itmed,&cut[0],&cut[1],&cut[2],&cut[3],&cut[4],&cut[5],&cut[6],&cut[7],&cut[8],
1237 &cut[9],&flag[0],&flag[1],&flag[2],&flag[3],&flag[4],&flag[5],&flag[6],&flag[7],
1238 &flag[8],&flag[9],&flag[10]);
fe4da5cc 1239 if(!iret) continue;
1240 if(iret<0) {
1241 //reading error
65fb704d 1242 Warning("ReadTransPar","Error reading file %s\n",fTransParName.Data());
fe4da5cc 1243 continue;
1244 }
ad51aeb0 1245 // Check that the module exist
1246 AliModule *mod = GetModule(detName);
1247 if(mod) {
1248 // Get the array of media numbers
1249 TArrayI &idtmed = *mod->GetIdtmed();
1250 // Check that the tracking medium code is valid
1251 if(0<=itmed && itmed < 100) {
1252 ktmed=idtmed[itmed];
1253 if(!ktmed) {
65fb704d 1254 Warning("ReadTransPar","Invalid tracking medium code %d for %s\n",itmed,mod->GetName());
ad51aeb0 1255 continue;
fe4da5cc 1256 }
ad51aeb0 1257 // Set energy thresholds
aee8290b 1258 for(kz=0;kz<kncuts;kz++) {
ad51aeb0 1259 if(cut[kz]>=0) {
23370b7a 1260 printf(" * %-6s set to %10.3E for tracking medium code %4d for %s\n",
aee8290b 1261 kpars[kz],cut[kz],itmed,mod->GetName());
1262 gMC->Gstpar(ktmed,kpars[kz],cut[kz]);
ad51aeb0 1263 }
fe4da5cc 1264 }
ad51aeb0 1265 // Set transport mechanisms
aee8290b 1266 for(kz=0;kz<knflags;kz++) {
ad51aeb0 1267 if(flag[kz]>=0) {
1268 printf(" * %-6s set to %10d for tracking medium code %4d for %s\n",
aee8290b 1269 kpars[kncuts+kz],flag[kz],itmed,mod->GetName());
1270 gMC->Gstpar(ktmed,kpars[kncuts+kz],Float_t(flag[kz]));
ad51aeb0 1271 }
1272 }
1273 } else {
65fb704d 1274 Warning("ReadTransPar","Invalid medium code %d *\n",itmed);
ad51aeb0 1275 continue;
fe4da5cc 1276 }
1277 } else {
65fb704d 1278 Warning("ReadTransPar","Module %s not present\n",detName);
fe4da5cc 1279 continue;
1280 }
1281 }
1282}
1283
1284//_____________________________________________________________________________
2ab0c725 1285void AliRun::MakeBranchInTree(TTree *tree, const char* name, void* address, Int_t size, char *file)
1286{
1287 if (GetDebug()>1)
1288 printf("* MakeBranch * Making Branch %s \n",name);
1289
1290 TBranch *branch = tree->Branch(name,address,size);
1291
1292 if (file) {
1293 TDirectory *cwd = gDirectory;
1294 branch->SetFile(file);
1295 TIter next( branch->GetListOfBranches());
1296 while ((branch=(TBranch*)next())) {
1297 branch->SetFile(file);
1298 }
1299 if (GetDebug()>1)
1300 printf("* MakeBranch * Diverting Branch %s to file %s\n",name,file);
1301 cwd->cd();
1302 }
1303}
1304
1305//_____________________________________________________________________________
1306void AliRun::MakeBranchInTree(TTree *tree, const char* name, const char *classname, void* address, Int_t size, Int_t splitlevel, char *file)
1307{
1308 TDirectory *cwd = gDirectory;
1309 TBranch *branch = tree->Branch(name,classname,address,size,splitlevel);
1310 if (GetDebug()>1)
1311 printf("* MakeBranch * Making Branch %s \n",name);
1312 if (file) {
1313 branch->SetFile(file);
1314 TIter next( branch->GetListOfBranches());
1315 while ((branch=(TBranch*)next())) {
1316 branch->SetFile(file);
1317 }
1318 if (GetDebug()>1)
1319 printf("* MakeBranch * Diverting Branch %s to file %s\n",name,file);
1320 cwd->cd();
1321 }
1322}
1323//_____________________________________________________________________________
1324void AliRun::MakeTree(Option_t *option, char *file)
fe4da5cc 1325{
1326 //
1327 // Create the ROOT trees
1328 // Loop on all detectors to create the Root branch (if any)
1329 //
1330
b13db077 1331 char hname[30];
fe4da5cc 1332 //
1333 // Analyse options
aee8290b 1334 char *oK = strstr(option,"K");
1335 char *oH = strstr(option,"H");
1336 char *oE = strstr(option,"E");
1337 char *oD = strstr(option,"D");
1338 char *oR = strstr(option,"R");
2ab0c725 1339 char *oS = strstr(option,"S");
fe4da5cc 1340 //
2ab0c725 1341
aee8290b 1342 if (oK && !fTreeK) {
b13db077 1343 sprintf(hname,"TreeK%d",fEvent);
1344 fTreeK = new TTree(hname,"Kinematics");
1345 // Create a branch for particles
2ab0c725 1346 MakeBranchInTree(fTreeK,
1347 "Particles", "TParticle", &fParticleBuffer, 4000, 1, file) ;
51e0e89d 1348 fTreeK->Write();
b13db077 1349 }
aee8290b 1350 if (oH && !fTreeH) {
b13db077 1351 sprintf(hname,"TreeH%d",fEvent);
1352 fTreeH = new TTree(hname,"Hits");
1353 fTreeH->SetAutoSave(1000000000); //no autosave
51e0e89d 1354 fTreeH->Write();
b13db077 1355 }
aee8290b 1356 if (oD && !fTreeD) {
b13db077 1357 sprintf(hname,"TreeD%d",fEvent);
1358 fTreeD = new TTree(hname,"Digits");
51e0e89d 1359 fTreeD->Write();
b13db077 1360 }
2ab0c725 1361 if (oS && !fTreeS) {
1362 sprintf(hname,"TreeS%d",fEvent);
1363 fTreeS = new TTree(hname,"SDigits");
1364 fTreeS->Write();
1365 }
aee8290b 1366 if (oR && !fTreeR) {
b13db077 1367 sprintf(hname,"TreeR%d",fEvent);
1368 fTreeR = new TTree(hname,"Reconstruction");
51e0e89d 1369 fTreeR->Write();
b13db077 1370 }
aee8290b 1371 if (oE && !fTreeE) {
b13db077 1372 fTreeE = new TTree("TE","Header");
1373 // Create a branch for Header
2ab0c725 1374 MakeBranchInTree(fTreeE,
1375 "Header", "AliHeader", &gAliHeader, 4000, 1, file) ;
51e0e89d 1376 fTreeE->Write();
b13db077 1377 }
2ab0c725 1378
fe4da5cc 1379 //
1380 // Create a branch for hits/digits for each detector
1381 // Each branch is a TClonesArray. Each data member of the Hits classes
1382 // will be in turn a subbranch of the detector master branch
8494b010 1383 TIter next(fModules);
1384 AliModule *detector;
1385 while((detector = (AliModule*)next())) {
2ab0c725 1386 if (oH || oR) detector->MakeBranch(option,file);
fe4da5cc 1387 }
fe4da5cc 1388}
1389
1390//_____________________________________________________________________________
1391Int_t AliRun::PurifyKine(Int_t lastSavedTrack, Int_t nofTracks)
1392{
1393 //
1394 // PurifyKine with external parameters
1395 //
1396 fHgwmk = lastSavedTrack;
1397 fNtrack = nofTracks;
1398 PurifyKine();
1399 return fHgwmk;
1400}
1401
2ab0c725 1402//_____________________________________________________________________________
1403TParticle* AliRun::Particle(Int_t i)
1404{
1405 if(!(*fParticleMap)[i]) {
1406 Int_t nentries = fParticles->GetEntries();
1407 fTreeK->GetEntry(fParticleFileMap[i]);
1408 new ((*fParticles)[nentries]) TParticle(*fParticleBuffer);
1409 fParticleMap->AddAt((*fParticles)[nentries],i);
1410 }
1411 return (TParticle *) (*fParticleMap)[i];
1412}
1413
fe4da5cc 1414//_____________________________________________________________________________
1415void AliRun::PurifyKine()
1416{
1417 //
1418 // Compress kinematic tree keeping only flagged particles
1419 // and renaming the particle id's in all the hits
1420 //
2ab0c725 1421 // TClonesArray &particles = *fParticles;
1422 TObjArray &particles = *fParticleMap;
fe4da5cc 1423 int nkeep=fHgwmk+1, parent, i;
2ab0c725 1424 TParticle *part, *father;
1425 TArrayI map(particles.GetLast()+1);
fe4da5cc 1426
1427 // Save in Header total number of tracks before compression
1428 fHeader.SetNtrack(fHeader.GetNtrack()+fNtrack-fHgwmk);
1429
2ab0c725 1430 // If no tracks generated return now
1431 if(fHgwmk+1 == fNtrack) return;
1432
1433 Int_t toshrink = fNtrack-fHgwmk-1;
1434
a01a8b12 1435 // First pass, invalid Daughter information
fe4da5cc 1436 for(i=0; i<fNtrack; i++) {
a01a8b12 1437 // Preset map, to be removed later
2ab0c725 1438 if(i<=fHgwmk) map[i]=i ;
1439 else {
1440 map[i] = -99;
1441 // particles.UncheckedAt(i)->ResetBit(kDaughtersBit);
1442 if((part=(TParticle*) particles.At(i))) part->ResetBit(kDaughtersBit);
1443 }
a01a8b12 1444 }
2ab0c725 1445 // Invalid daughter information for the parent of the first particle
1446 // generated. This may or may not be the current primary according to
1447 // whether decays have been recorded among the primaries
1448 part = (TParticle *)particles.At(fHgwmk+1);
1449 particles.At(part->GetFirstMother())->ResetBit(kDaughtersBit);
fe4da5cc 1450 // Second pass, build map between old and new numbering
1451 for(i=fHgwmk+1; i<fNtrack; i++) {
2ab0c725 1452 if(particles.At(i)->TestBit(kKeepBit)) {
fe4da5cc 1453
1454 // This particle has to be kept
1455 map[i]=nkeep;
2ab0c725 1456 // If old and new are different, have to move the pointer
1457 if(i!=nkeep) particles[nkeep]=particles.At(i);
1458 part = (TParticle*) particles.At(nkeep);
fe4da5cc 1459
1460 // as the parent is always *before*, it must be already
1461 // in place. This is what we are checking anyway!
2ab0c725 1462 if((parent=part->GetFirstMother())>fHgwmk)
1463 if(map[parent]==-99) Fatal("PurifyKine","map[%d] = -99!\n",parent);
1464 else part->SetFirstMother(map[parent]);
1465
fe4da5cc 1466 nkeep++;
1467 }
1468 }
fe4da5cc 1469
1578254f 1470 // Fix daughters information
2ab0c725 1471 for (i=fHgwmk+1; i<nkeep; i++) {
1472 part = (TParticle *)particles.At(i);
1578254f 1473 parent = part->GetFirstMother();
ae23d366 1474 if(parent>=0) {
2ab0c725 1475 father = (TParticle *)particles.At(parent);
aee8290b 1476 if(father->TestBit(kDaughtersBit)) {
fe4da5cc 1477
ae23d366 1478 if(i<father->GetFirstDaughter()) father->SetFirstDaughter(i);
1479 if(i>father->GetLastDaughter()) father->SetLastDaughter(i);
1480 } else {
2ab0c725 1481 // Initialise daughters info for first pass
ae23d366 1482 father->SetFirstDaughter(i);
1483 father->SetLastDaughter(i);
aee8290b 1484 father->SetBit(kDaughtersBit);
ae23d366 1485 }
fe4da5cc 1486 }
1487 }
1488
1cedd08a 1489 // Now loop on all registered hit lists
1490 TIter next(fHitLists);
1491 TCollection *hitList;
1492 while((hitList = (TCollection*)next())) {
1493 TIter nexthit(hitList);
1494 AliHit *hit;
1495 while((hit = (AliHit*)nexthit())) {
1496 hit->SetTrack(map[hit->GetTrack()]);
1497 }
1498 }
fe4da5cc 1499
24de2263 1500 //
1501 // This for detectors which have a special mapping mechanism
1502 // for hits, such as TPC and TRD
1503 //
1504
1505 TIter nextmod(fModules);
1506 AliModule *detector;
1507 while((detector = (AliModule*)nextmod())) {
2ab0c725 1508 detector->RemapTrackHitIDs(map.GetArray());
24de2263 1509 }
1510
2ab0c725 1511 // Now the output bit, from fHgwmk to nkeep we write everything and we erase
1512 if(nkeep>fParticleFileMap.GetSize()) fParticleFileMap.Set(Int_t (nkeep*1.5));
1513
24de2263 1514
2ab0c725 1515 for (i=fHgwmk+1; i<nkeep; ++i) {
1516 fParticleBuffer = (TParticle*) particles.At(i);
1517 fParticleFileMap[i]=(Int_t) fTreeK->GetEntries();
1518 fTreeK->Fill();
1519 particles[i]=0;
1520 }
1521
1522 for (i=nkeep; i<fNtrack; ++i) particles[i]=0;
1523
1524 fLoadPoint-=toshrink;
1525 for(i=fLoadPoint; i<fLoadPoint+toshrink; ++i) fParticles->RemoveAt(i);
1526
1527 fNtrack=nkeep;
1528 fHgwmk=nkeep-1;
1529 // delete [] map;
fe4da5cc 1530}
1531
1532//_____________________________________________________________________________
dffd31ef 1533void AliRun::BeginEvent()
fe4da5cc 1534{
1535 //
1536 // Reset all Detectors & kinematics & trees
1537 //
59fe9bd2 1538 char hname[30];
dffd31ef 1539 //
1540
1541 //
1542 if(fLego) {
1543 fLego->BeginEvent();
1544 return;
1545 }
1546
59fe9bd2 1547 //
fe4da5cc 1548 ResetStack();
1549 ResetHits();
1550 ResetDigits();
2ab0c725 1551 ResetSDigits();
fe4da5cc 1552
1553 // Initialise event header
875c717b 1554 fHeader.Reset(fRun,fEvent);
fe4da5cc 1555
59fe9bd2 1556 if(fTreeK) {
1557 fTreeK->Reset();
875c717b 1558 sprintf(hname,"TreeK%d",fEvent);
59fe9bd2 1559 fTreeK->SetName(hname);
1560 }
1561 if(fTreeH) {
1562 fTreeH->Reset();
875c717b 1563 sprintf(hname,"TreeH%d",fEvent);
59fe9bd2 1564 fTreeH->SetName(hname);
1565 }
1566 if(fTreeD) {
1567 fTreeD->Reset();
875c717b 1568 sprintf(hname,"TreeD%d",fEvent);
59fe9bd2 1569 fTreeD->SetName(hname);
1570 }
2ab0c725 1571 if(fTreeS) {
1572 fTreeS->Reset();
1573 sprintf(hname,"TreeS%d",fEvent);
1574 fTreeS->SetName(hname);
1575 }
59fe9bd2 1576 if(fTreeR) {
1577 fTreeR->Reset();
875c717b 1578 sprintf(hname,"TreeR%d",fEvent);
59fe9bd2 1579 fTreeR->SetName(hname);
1580 }
fe4da5cc 1581}
fe4da5cc 1582//_____________________________________________________________________________
1583void AliRun::ResetDigits()
1584{
1585 //
1586 // Reset all Detectors digits
1587 //
8494b010 1588 TIter next(fModules);
1589 AliModule *detector;
1590 while((detector = (AliModule*)next())) {
fe4da5cc 1591 detector->ResetDigits();
1592 }
1593}
1594
2ab0c725 1595//_____________________________________________________________________________
1596void AliRun::ResetSDigits()
1597{
1598 //
1599 // Reset all Detectors digits
1600 //
1601 TIter next(fModules);
1602 AliModule *detector;
1603 while((detector = (AliModule*)next())) {
1604 detector->ResetSDigits();
1605 }
1606}
1607
fe4da5cc 1608//_____________________________________________________________________________
1609void AliRun::ResetHits()
1610{
1611 //
1612 // Reset all Detectors hits
1613 //
8494b010 1614 TIter next(fModules);
1615 AliModule *detector;
1616 while((detector = (AliModule*)next())) {
fe4da5cc 1617 detector->ResetHits();
1618 }
1619}
1620
1621//_____________________________________________________________________________
1622void AliRun::ResetPoints()
1623{
1624 //
1625 // Reset all Detectors points
1626 //
8494b010 1627 TIter next(fModules);
1628 AliModule *detector;
1629 while((detector = (AliModule*)next())) {
fe4da5cc 1630 detector->ResetPoints();
1631 }
1632}
1633
1634//_____________________________________________________________________________
875c717b 1635void AliRun::RunMC(Int_t nevent, const char *setup)
fe4da5cc 1636{
1637 //
1638 // Main function to be called to process a galice run
1639 // example
1640 // Root > gAlice.Run();
1641 // a positive number of events will cause the finish routine
1642 // to be called
1643 //
1644
fe4da5cc 1645 // check if initialisation has been done
875c717b 1646 if (!fInitDone) InitMC(setup);
fe4da5cc 1647
fe4da5cc 1648 // Create the Root Tree with one branch per detector
2ab0c725 1649
1650 if (gSystem->Getenv("CONFIG_SPLIT_FILE")) {
1651 MakeTree("E");
1652 MakeTree("K","Kine.root");
1653 MakeTree("H","Hits.root");
1654 MakeTree("R","Reco.root");
1655 } else {
1656 MakeTree("EKHR");
1657 }
fe4da5cc 1658
875c717b 1659 gMC->ProcessRun(nevent);
1660
fe4da5cc 1661 // End of this run, close files
80762cb1 1662 if(nevent>0) FinishRun();
fe4da5cc 1663}
1664
2ab0c725 1665//_____________________________________________________________________________
1666
1667void AliRun::Hits2Digits(const char *selected)
1668{
1669 Hits2SDigits(selected);
1670 SDigits2Digits(selected);
1671}
1672
1673//_____________________________________________________________________________
1674
1675void AliRun::Hits2SDigits(const char *selected)
1676{
1677 //
1678 // Main function to be called to convert hits to digits.
1679
1680 gAlice->GetEvent(0);
1681
1682 TObjArray *detectors = gAlice->Detectors();
1683
1684 TIter next(detectors);
1685
1686 AliDetector *detector;
1687
1688 TDirectory *cwd = gDirectory;
1689
1690 MakeTree("S");
1691
1692 while((detector = (AliDetector*)next())) {
1693 if (selected) {
1694 if (strcmp(detector->GetName(),selected)) continue;
1695 }
1696 if (detector->IsActive()){
1697 if (gSystem->Getenv("CONFIG_SPLIT_FILE")) {
1698 if (GetDebug()>0)
1699 cout << "Processing " << detector->GetName() << "..." << endl;
1700 char * outFile = new char[strlen (detector->GetName())+18];
1701 sprintf(outFile,"SDigits.%s.root",detector->GetName());
1702 detector->MakeBranch("S",outFile);
1703 delete outFile;
1704 } else {
1705 detector->MakeBranch("S");
1706 }
1707 cwd->cd();
1708 detector->Hits2SDigits();
1709 }
1710 }
1711}
1712
1713//_____________________________________________________________________________
1714
1715void AliRun::SDigits2Digits(const char *selected)
1716{
1717 //
1718 // Main function to be called to convert hits to digits.
1719
1720 gAlice->GetEvent(0);
1721
1722 TObjArray *detectors = gAlice->Detectors();
1723
1724 TIter next(detectors);
1725
1726 AliDetector *detector;
1727
1728 TDirectory *cwd = gDirectory;
1729
1730 MakeTree("D");
1731
1732 while((detector = (AliDetector*)next())) {
1733 if (selected) {
1734 if (strcmp(detector->GetName(),selected)) continue;
1735 }
1736 if (detector->IsActive()){
1737 if (gSystem->Getenv("CONFIG_SPLIT_FILE")) {
1738 if (GetDebug()>0)
1739 cout << "Processing " << detector->GetName() << "..." << endl;
1740 char * outFile = new char[strlen (detector->GetName())+16];
1741 sprintf(outFile,"Digits.%s.root",detector->GetName());
1742 detector->MakeBranch("D",outFile);
1743 delete outFile;
1744 } else {
1745 detector->MakeBranch("D");
1746 }
1747 cwd->cd();
1748 detector->SDigits2Digits();
1749 }
1750 }
1751}
1752
fe4da5cc 1753//_____________________________________________________________________________
0a520a66 1754void AliRun::RunLego(const char *setup, Int_t nc1, Float_t c1min,
1755 Float_t c1max,Int_t nc2,Float_t c2min,Float_t c2max,
1756 Float_t rmin,Float_t rmax,Float_t zmax, AliLegoGenerator* gener)
fe4da5cc 1757{
1758 //
1759 // Generates lego plots of:
1760 // - radiation length map phi vs theta
1761 // - radiation length map phi vs eta
1762 // - interaction length map
1763 // - g/cm2 length map
1764 //
1765 // ntheta bins in theta, eta
1766 // themin minimum angle in theta (degrees)
1767 // themax maximum angle in theta (degrees)
1768 // nphi bins in phi
1769 // phimin minimum angle in phi (degrees)
1770 // phimax maximum angle in phi (degrees)
1771 // rmin minimum radius
1772 // rmax maximum radius
1773 //
1774 //
1775 // The number of events generated = ntheta*nphi
1776 // run input parameters in macro setup (default="Config.C")
1777 //
1778 // Use macro "lego.C" to visualize the 3 lego plots in spherical coordinates
1779 //Begin_Html
1780 /*
1439f98e 1781 <img src="picts/AliRunLego1.gif">
fe4da5cc 1782 */
1783 //End_Html
1784 //Begin_Html
1785 /*
1439f98e 1786 <img src="picts/AliRunLego2.gif">
fe4da5cc 1787 */
1788 //End_Html
1789 //Begin_Html
1790 /*
1439f98e 1791 <img src="picts/AliRunLego3.gif">
fe4da5cc 1792 */
1793 //End_Html
1794 //
1795
1796 // check if initialisation has been done
875c717b 1797 if (!fInitDone) InitMC(setup);
838edcaf 1798 //Save current generator
1799 AliGenerator *gen=Generator();
1800
0a520a66 1801 // Set new generator
1802 if (!gener) gener = new AliLegoGenerator();
1803 ResetGenerator(gener);
1804 //
1805 // Configure Generator
1806 gener->SetRadiusRange(rmin, rmax);
1807 gener->SetZMax(zmax);
1808 gener->SetCoor1Range(nc1, c1min, c1max);
1809 gener->SetCoor2Range(nc2, c2min, c2max);
1810
1811
b13db077 1812 //Create Lego object
0a520a66 1813 fLego = new AliLego("lego",gener);
b13db077 1814
dffd31ef 1815 //Prepare MC for Lego Run
1816 gMC->InitLego();
1817
b13db077 1818 //Run Lego Object
0a520a66 1819
1820 gMC->ProcessRun(nc1*nc2+1);
fe4da5cc 1821
1822 // Create only the Root event Tree
80762cb1 1823 MakeTree("E");
fe4da5cc 1824
1825 // End of this run, close files
80762cb1 1826 FinishRun();
0a520a66 1827 // Restore current generator
1828 ResetGenerator(gen);
838edcaf 1829 // Delete Lego Object
1830 delete fLego; fLego=0;
fe4da5cc 1831}
1832
94de3818 1833//_____________________________________________________________________________
1834void AliRun::SetConfigFunction(const char * config)
1835{
1836 //
1837 // Set the signature of the function contained in Config.C to configure
1838 // the run
1839 //
1840 fConfigFunction=config;
1841}
1842
fe4da5cc 1843//_____________________________________________________________________________
1844void AliRun::SetCurrentTrack(Int_t track)
1845{
1846 //
1847 // Set current track number
1848 //
1849 fCurrent = track;
1850}
1851
1852//_____________________________________________________________________________
1578254f 1853void AliRun::SetTrack(Int_t done, Int_t parent, Int_t pdg, Float_t *pmom,
fe4da5cc 1854 Float_t *vpos, Float_t *polar, Float_t tof,
65fb704d 1855 AliMCProcess mech, Int_t &ntr, Float_t weight)
fe4da5cc 1856{
1857 //
1858 // Load a track on the stack
1859 //
1860 // done 0 if the track has to be transported
1861 // 1 if not
1862 // parent identifier of the parent track. -1 for a primary
1578254f 1863 // pdg particle code
fe4da5cc 1864 // pmom momentum GeV/c
1865 // vpos position
1866 // polar polarisation
1867 // tof time of flight in seconds
1868 // mecha production mechanism
1869 // ntr on output the number of the track stored
1870 //
1871 TClonesArray &particles = *fParticles;
1578254f 1872 TParticle *particle;
fe4da5cc 1873 Float_t mass;
aee8290b 1874 const Int_t kfirstdaughter=-1;
1875 const Int_t klastdaughter=-1;
1876 const Int_t kS=0;
1578254f 1877 // const Float_t tlife=0;
fe4da5cc 1878
1578254f 1879 //
1880 // Here we get the static mass
1881 // For MC is ok, but a more sophisticated method could be necessary
1882 // if the calculated mass is required
1883 // also, this method is potentially dangerous if the mass
1884 // used in the MC is not the same of the PDG database
1885 //
1886 mass = TDatabasePDG::Instance()->GetParticle(pdg)->Mass();
fe4da5cc 1887 Float_t e=TMath::Sqrt(mass*mass+pmom[0]*pmom[0]+
1888 pmom[1]*pmom[1]+pmom[2]*pmom[2]);
1889
aee8290b 1890 //printf("Loading particle %s mass %f ene %f No %d ip %d pos %f %f %f mom %f %f %f kS %d m %s\n",
1891 //pname,mass,e,fNtrack,pdg,vpos[0],vpos[1],vpos[2],pmom[0],pmom[1],pmom[2],kS,mecha);
2ab0c725 1892
1893 particle=new(particles[fLoadPoint++]) TParticle(pdg,kS,parent,-1,kfirstdaughter,
aee8290b 1894 klastdaughter,pmom[0],pmom[1],pmom[2],
1578254f 1895 e,vpos[0],vpos[1],vpos[2],tof);
2ab0c725 1896 particle->SetPolarisation(TVector3(polar[0],polar[1],polar[2]));
1897 particle->SetWeight(weight);
65fb704d 1898 particle->SetUniqueID(mech);
aee8290b 1899 if(!done) particle->SetBit(kDoneBit);
2ab0c725 1900 // Declare that the daughter information is valid
1901 particle->SetBit(kDaughtersBit);
1902 // Add the particle to the stack
1903 fParticleMap->AddAtAndExpand(particle,fNtrack);
1904
fe4da5cc 1905 if(parent>=0) {
2ab0c725 1906 particle=(TParticle*) fParticleMap->At(parent);
1578254f 1907 particle->SetLastDaughter(fNtrack);
1908 if(particle->GetFirstDaughter()<0) particle->SetFirstDaughter(fNtrack);
fe4da5cc 1909 } else {
1910 //
1911 // This is a primary track. Set high water mark for this event
1912 fHgwmk=fNtrack;
1913 //
1914 // Set also number if primary tracks
1915 fHeader.SetNprimary(fHgwmk+1);
1916 fHeader.SetNtrack(fHgwmk+1);
1917 }
1918 ntr = fNtrack++;
89bbad6f 1919
1920/*
1921 //
1922 // Here we get the static mass
1923 // For MC is ok, but a more sophisticated method could be necessary
1924 // if the calculated mass is required
1925 // also, this method is potentially dangerous if the mass
1926 // used in the MC is not the same of the PDG database
1927 //
1928 Float_t mass = TDatabasePDG::Instance()->GetParticle(pdg)->Mass();
1929 Float_t e=TMath::Sqrt(mass*mass+pmom[0]*pmom[0]+
1930 pmom[1]*pmom[1]+pmom[2]*pmom[2]);
1931
1932 SetTrack(done, parent, pdg, pmom[0], pmom[1], pmom[2], e,
1933 vpos[0], vpos[1], vpos[2], tof, polar[0],polar[1],polar[2],
1934 mech, ntr, weight);
1935*/
fe4da5cc 1936}
1937
89bbad6f 1938//_____________________________________________________________________________
1939void AliRun::SetTrack(Int_t done, Int_t parent, Int_t pdg,
1940 Double_t px, Double_t py, Double_t pz, Double_t e,
1941 Double_t vx, Double_t vy, Double_t vz, Double_t tof,
1942 Double_t polx, Double_t poly, Double_t polz,
1d994b80 1943 AliMCProcess mech, Int_t &ntr, Float_t weight)
89bbad6f 1944{
1945 //
1946 // Load a track on the stack
1947 //
1948 // done 0 if the track has to be transported
1949 // 1 if not
1950 // parent identifier of the parent track. -1 for a primary
1951 // pdg particle code
1952 // kS generation status code
1953 // px, py, pz momentum GeV/c
1954 // vx, vy, vz position
1955 // polar polarisation
1956 // tof time of flight in seconds
1957 // mech production mechanism
1958 // ntr on output the number of the track stored
1959 //
1960 // New method interface:
1961 // arguments were changed to be in correspondence with TParticle
1962 // constructor.
1963 // Note: the energy is not calculated from the static mass but
1964 // it is passed by argument e.
1965
1966 TClonesArray &particles = *fParticles;
1967
1968 const Int_t kS=0;
1969 const Int_t kFirstDaughter=-1;
1970 const Int_t kLastDaughter=-1;
1971
1972 TParticle* particle
1973 = new(particles[fLoadPoint++]) TParticle(pdg, kS, parent, -1,
1974 kFirstDaughter, kLastDaughter,
1975 px, py, pz, e, vx, vy, vz, tof);
1976
1977 particle->SetPolarisation(polx, poly, polz);
1978 particle->SetWeight(weight);
1979 particle->SetUniqueID(mech);
1980
1981 if(!done) particle->SetBit(kDoneBit);
1982
1983 // Declare that the daughter information is valid
1984 particle->SetBit(kDaughtersBit);
1985 // Add the particle to the stack
1986 fParticleMap->AddAtAndExpand(particle,fNtrack);
1987
1988 if(parent>=0) {
1989 particle=(TParticle*) fParticleMap->At(parent);
1990 particle->SetLastDaughter(fNtrack);
1991 if(particle->GetFirstDaughter()<0) particle->SetFirstDaughter(fNtrack);
1992 } else {
1993 //
1994 // This is a primary track. Set high water mark for this event
1995 fHgwmk=fNtrack;
1996 //
1997 // Set also number if primary tracks
1998 fHeader.SetNprimary(fHgwmk+1);
1999 fHeader.SetNtrack(fHgwmk+1);
2000 }
2001 ntr = fNtrack++;
2002}
2003
2004//_____________________________________________________________________________
4d69d91e 2005void AliRun::SetHighWaterMark(const Int_t nt)
2006{
2007 //
2008 // Set high water mark for last track in event
2009 fHgwmk=fNtrack-1;
2010 //
2011 // Set also number if primary tracks
2012 fHeader.SetNprimary(fHgwmk+1);
2013 fHeader.SetNtrack(fHgwmk+1);
2014}
2015
fe4da5cc 2016//_____________________________________________________________________________
2017void AliRun::KeepTrack(const Int_t track)
2018{
2019 //
2020 // flags a track to be kept
2021 //
2ab0c725 2022 fParticleMap->At(track)->SetBit(kKeepBit);
fe4da5cc 2023}
2024
2025//_____________________________________________________________________________
875c717b 2026void AliRun::StepManager(Int_t id)
fe4da5cc 2027{
2028 //
2029 // Called at every step during transport
2030 //
2031
fe4da5cc 2032 //
2033 // --- If lego option, do it and leave
b13db077 2034 if (fLego)
fe4da5cc 2035 fLego->StepManager();
b13db077 2036 else {
2037 Int_t copy;
2038 //Update energy deposition tables
875c717b 2039 AddEnergyDeposit(gMC->CurrentVolID(copy),gMC->Edep());
fe4da5cc 2040
b13db077 2041 //Call the appropriate stepping routine;
2042 AliModule *det = (AliModule*)fModules->At(id);
65fb704d 2043 if(det) {
2044 fMCQA->StepManager(id);
2045 det->StepManager();
2046 }
fe4da5cc 2047 }
fe4da5cc 2048}
2049
fe4da5cc 2050//_____________________________________________________________________________
2051void AliRun::Streamer(TBuffer &R__b)
2052{
2ab0c725 2053 // Stream an object of class AliRun.
2054
2055 if (R__b.IsReading()) {
2056 if (!gAlice) gAlice = this;
2057
2058 AliRun::Class()->ReadBuffer(R__b, this);
2059 //
2060 gROOT->GetListOfBrowsables()->Add(this,"Run");
2061
2062 fTreeE = (TTree*)gDirectory->Get("TE");
2063 if (fTreeE) fTreeE->SetBranchAddress("Header", &gAliHeader);
2064 else Error("Streamer","cannot find Header Tree\n");
59fe9bd2 2065 fTreeE->GetEntry(0);
2ab0c725 2066
65fb704d 2067 gRandom = fRandom;
2ab0c725 2068 } else {
2069 AliRun::Class()->WriteBuffer(R__b, this);
2070 }
2071}
2072