Add new background and header. D.Picard
[u/mrichter/AliRoot.git] / STEER / AliRun.cxx
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fe4da5cc 1///////////////////////////////////////////////////////////////////////////////
2// //
3// Control class for Alice C++ //
4// Only one single instance of this class exists. //
5// The object is created in main program aliroot //
6// and is pointed by the global gAlice. //
7// //
8494b010 8// -Supports the list of all Alice Detectors (fModules). //
fe4da5cc 9// -Supports the list of particles (fParticles). //
10// -Supports the Trees. //
11// -Supports the geometry. //
12// -Supports the event display. //
13//Begin_Html
14/*
15<img src="gif/AliRunClass.gif">
16*/
17//End_Html
18//Begin_Html
19/*
20<img src="gif/alirun.gif">
21*/
22//End_Html
23// //
24///////////////////////////////////////////////////////////////////////////////
25
26#include <TFile.h>
27#include <TRandom.h>
28#include <TBRIK.h>
29#include <TNode.h>
30#include <AliMC.h>
31#include <TCint.h>
32#include <TSystem.h>
33
34#include "GParticle.h"
35#include "AliRun.h"
8494b010 36#include "AliModule.h"
fe4da5cc 37#include "AliDisplay.h"
38
39#include "AliCallf77.h"
40
41#include <stdlib.h>
42#include <stdio.h>
43#include <string.h>
44
45AliRun *gAlice;
46
47static AliHeader *header;
48
49#ifndef WIN32
50
51# define rxgtrak rxgtrak_
52# define rxstrak rxstrak_
53# define rxkeep rxkeep_
54# define rxouth rxouth_
55# define sxpart sxpart_
56#else
57
58# define rxgtrak RXGTRAK
59# define rxstrak RXSTRAK
60# define rxkeep RXKEEP
61# define rxouth RXOUTH
62# define sxpart SXPART
63#endif
64
65static TArrayF sEventEnergy;
66static TArrayF sSummEnergy;
67static TArrayF sSum2Energy;
68
69extern "C" void type_of_call sxpart();
70
71ClassImp(AliRun)
72
73//_____________________________________________________________________________
74AliRun::AliRun()
75{
76 //
77 // Default constructor for AliRun
78 //
79 header=&fHeader;
80 fRun = 0;
81 fEvent = 0;
82 fCurrent = -1;
8494b010 83 fModules = 0;
fe4da5cc 84 fGenerator = 0;
85 fTreeD = 0;
86 fTreeK = 0;
87 fTreeH = 0;
88 fTreeE = 0;
89 fTreeR = 0;
90 fParticles = 0;
91 fGeometry = 0;
92 fDisplay = 0;
93 fField = 0;
94 fMC = 0;
95 fNdets = 0;
96 fImedia = 0;
97 fTrRmax = 1.e10;
98 fTrZmax = 1.e10;
99 fIdtmed = 0;
100 fInitDone = kFALSE;
101 fLego = 0;
102}
103
104//_____________________________________________________________________________
105AliRun::AliRun(const char *name, const char *title)
106 : TNamed(name,title)
107{
108 //
109 // Constructor for the main processor.
110 // Creates the geometry
111 // Creates the list of Detectors.
112 // Creates the list of particles.
113 //
114 Int_t i;
115
116 gAlice = this;
117 fTreeD = 0;
118 fTreeK = 0;
119 fTreeH = 0;
120 fTreeE = 0;
121 fTreeR = 0;
122 fTrRmax = 1.e10;
123 fTrZmax = 1.e10;
1141f8e4 124 fGenerator = 0;
fe4da5cc 125 fInitDone = kFALSE;
126 fLego = 0;
127 fField = 0;
128
129 gROOT->GetListOfBrowsables()->Add(this,name);
130 //
131 // create the support list for the various Detectors
8494b010 132 fModules = new TObjArray(77);
fe4da5cc 133 //
134 // Create the TNode geometry for the event display
135
136 BuildSimpleGeometry();
137
138
139 fNtrack=0;
140 fHgwmk=0;
141 fCurrent=-1;
142 header=&fHeader;
143 fRun = 0;
144 fEvent = 0;
145 //
146 // Create the particle stack
147 fParticles = new TClonesArray("GParticle",100);
148
149 fDisplay = 0;
150 //
151 // Create default mag field
152 SetField();
153 //
154 fMC = AliMC::GetMC();
155 //
156 //---------------Load detector names
157
158 fNdets=21;
159 strcpy(fDnames[0],"BODY");
160 strcpy(fDnames[1],"NULL");
161 strcpy(fDnames[2],"ITS");
162 strcpy(fDnames[3],"MAG");
163 strcpy(fDnames[4],"TPC");
164 strcpy(fDnames[5],"TOF");
165 strcpy(fDnames[6],"PMD");
166 strcpy(fDnames[7],"PHOS");
167 strcpy(fDnames[8],"ZDC");
168 strcpy(fDnames[9],"FMD");
169 strcpy(fDnames[10],"RICH");
170 strcpy(fDnames[11],"MUON");
171 strcpy(fDnames[12],"FRAME");
172 strcpy(fDnames[13],"TRD");
173 strcpy(fDnames[14],"NULL");
174 strcpy(fDnames[15],"CASTOR");
175 strcpy(fDnames[16],"ABSO");
176 strcpy(fDnames[17],"SHIL");
177 strcpy(fDnames[18],"DIPO");
178 strcpy(fDnames[19],"HALL");
179 strcpy(fDnames[20],"PIPE");
180
181 //
182 // Prepare the tracking medium lists
183 fImedia = new TArrayI(1000);
184 for(i=0;i<1000;i++) (*fImedia)[i]=-99;
185 fIdtmed = new Int_t[fNdets*100];
186 for(i=0;i<fNdets*100;i++) fIdtmed[i]=0;
187}
188
189//_____________________________________________________________________________
190AliRun::~AliRun()
191{
192 //
193 // Defaullt AliRun destructor
194 //
195 delete [] fIdtmed;
196 delete fImedia;
197 delete fField;
198 delete fMC;
199 delete fGeometry;
200 delete fDisplay;
201 delete fGenerator;
202 delete fLego;
203 delete fTreeD;
204 delete fTreeK;
205 delete fTreeH;
206 delete fTreeE;
207 delete fTreeR;
8494b010 208 if (fModules) {
209 fModules->Delete();
210 delete fModules;
fe4da5cc 211 }
212 if (fParticles) {
213 fParticles->Delete();
214 delete fParticles;
215 }
216}
217
218//_____________________________________________________________________________
219void AliRun::AddHit(Int_t id, Int_t track, Int_t *vol, Float_t *hits) const
220{
221 //
222 // Add a hit to detector id
223 //
8494b010 224 TObjArray &dets = *fModules;
225 if(dets[id]) ((AliModule*) dets[id])->AddHit(track,vol,hits);
fe4da5cc 226}
227
228//_____________________________________________________________________________
229void AliRun::AddDigit(Int_t id, Int_t *tracks, Int_t *digits) const
230{
231 //
232 // Add digit to detector id
233 //
8494b010 234 TObjArray &dets = *fModules;
235 if(dets[id]) ((AliModule*) dets[id])->AddDigit(tracks,digits);
fe4da5cc 236}
237
238//_____________________________________________________________________________
239void AliRun::Browse(TBrowser *b)
240{
241 //
242 // Called when the item "Run" is clicked on the left pane
243 // of the Root browser.
244 // It displays the Root Trees and all detectors.
245 //
246 if (fTreeK) b->Add(fTreeK,fTreeK->GetName());
247 if (fTreeH) b->Add(fTreeH,fTreeH->GetName());
248 if (fTreeD) b->Add(fTreeD,fTreeD->GetName());
249 if (fTreeE) b->Add(fTreeE,fTreeE->GetName());
250 if (fTreeR) b->Add(fTreeR,fTreeR->GetName());
251
8494b010 252 TIter next(fModules);
253 AliModule *detector;
254 while((detector = (AliModule*)next())) {
fe4da5cc 255 b->Add(detector,detector->GetName());
256 }
257}
258
259//_____________________________________________________________________________
260void AliRun::Build()
261{
262 //
263 // Initialize Alice geometry
264 // Dummy routine
265 //
266}
267
268//_____________________________________________________________________________
269void AliRun::BuildSimpleGeometry()
270{
271 //
272 // Create a simple TNode geometry used by Root display engine
273 //
274 // Initialise geometry
275 //
276 fGeometry = new TGeometry("AliceGeom","Galice Geometry for Hits");
277 new TMaterial("void","Vacuum",0,0,0); //Everything is void
278 TBRIK *brik = new TBRIK("S_alice","alice volume","void",2000,2000,3000);
279 brik->SetVisibility(0);
280 new TNode("alice","alice","S_alice");
281}
282
283//_____________________________________________________________________________
284void AliRun::CleanDetectors()
285{
286 //
287 // Clean Detectors at the end of event
288 //
8494b010 289 TIter next(fModules);
290 AliModule *detector;
291 while((detector = (AliModule*)next())) {
fe4da5cc 292 detector->FinishEvent();
293 }
294}
295
296//_____________________________________________________________________________
297void AliRun::CleanParents()
298{
299 //
300 // Clean Particles stack.
301 // Set parent/child relations
302 //
303 TClonesArray &particles = *(gAlice->Particles());
304 GParticle *part;
305 int i;
306 for(i=0; i<fNtrack; i++) {
307 part = (GParticle *)particles.UncheckedAt(i);
308 if(!part->TestBit(Children_Bit)) {
309 part->SetFirstChild(-1);
310 part->SetLastChild(-1);
311 }
312 }
313}
314
315//_____________________________________________________________________________
316Int_t AliRun::DistancetoPrimitive(Int_t, Int_t)
317{
318 //
319 // Return the distance from the mouse to the AliRun object
320 // Dummy routine
321 //
322 return 9999;
323}
324
325//_____________________________________________________________________________
326void AliRun::DumpPart (Int_t i)
327{
328 //
329 // Dumps particle i in the stack
330 //
331 TClonesArray &particles = *fParticles;
332 ((GParticle*) particles[i])->Dump();
333}
334
335//_____________________________________________________________________________
336void AliRun::DumpPStack ()
337{
338 //
339 // Dumps the particle stack
340 //
341 TClonesArray &particles = *fParticles;
342 printf(
343 "\n\n=======================================================================\n");
344 for (Int_t i=0;i<fNtrack;i++)
345 {
346 printf("-> %d ",i); ((GParticle*) particles[i])->Dump();
347 printf("--------------------------------------------------------------\n");
348 }
349 printf(
350 "\n=======================================================================\n\n");
351}
352
353//_____________________________________________________________________________
354void AliRun::SetField(Int_t type, Int_t version, Float_t scale,
355 Float_t maxField, char* filename)
356{
357 //
358 // Set magnetic field parameters
359 // type Magnetic field transport flag 0=no field, 2=helix, 3=Runge Kutta
360 // version Magnetic field map version (only 1 active now)
361 // scale Scale factor for the magnetic field
362 // maxField Maximum value for the magnetic field
363
364 //
365 // --- Sanity check on mag field flags
366 if(type<0 || type > 2) {
367 printf(" Invalid magnetic field flag: %5d; Helix tracking chosen instead\n"
368 ,type);
369 type=2;
370 }
371 if(fField) delete fField;
372 if(version==1) {
373 fField = new AliMagFC("Map1"," ",type,version,scale,maxField);
374 } else if(version<=3) {
375 fField = new AliMagFCM("Map2-3",filename,type,version,scale,maxField);
376 fField->ReadField();
377 } else {
378 printf("Invalid map %d\n",version);
379 }
380}
381
382//_____________________________________________________________________________
383void AliRun::FillTree()
384{
385 //
386 // Fills all AliRun TTrees
387 //
388 if (fTreeK) fTreeK->Fill();
389 if (fTreeH) fTreeH->Fill();
390 if (fTreeD) fTreeD->Fill();
391 if (fTreeR) fTreeR->Fill();
392}
393
394//_____________________________________________________________________________
395void AliRun::FinishPrimary()
396{
397 //
398 // Called at the end of each primary track
399 //
400
401 // This primary is finished, purify stack
402 gAlice->PurifyKine();
403
404 // Write out hits if any
405 if (gAlice->TreeH()) {
406 gAlice->TreeH()->Fill();
407 }
408
409 // Reset Hits info
410 gAlice->ResetHits();
411}
412
413//_____________________________________________________________________________
414void AliRun::FinishEvent()
415{
416 //
417 // Called at the end of the event.
418 //
419
420 //Update the energy deposit tables
421 Int_t i;
422 for(i=0;i<sEventEnergy.GetSize();i++) {
423 sSummEnergy[i]+=sEventEnergy[i];
424 sSum2Energy[i]+=sEventEnergy[i]*sEventEnergy[i];
425 }
426 sEventEnergy.Reset();
427
428 // Clean detector information
429 CleanDetectors();
430
431 // Write out the kinematics
432 if (fTreeK) {
433 CleanParents();
434 fTreeK->Fill();
435 }
436
437 // Write out the digits
438 if (fTreeD) {
439 fTreeD->Fill();
440 ResetDigits();
441 }
442
443 // Write out reconstructed clusters
444 if (fTreeR) {
445 fTreeR->Fill();
446 }
447
448 // Write out the event Header information
449 if (fTreeE) fTreeE->Fill();
450
451 // Reset stack info
452 ResetStack();
453
454 // Write Tree headers
455 Int_t ievent = fHeader.GetEvent();
456 char hname[30];
457 sprintf(hname,"TreeK%d",ievent);
458 if (fTreeK) fTreeK->Write(hname);
459 sprintf(hname,"TreeH%d",ievent);
460 if (fTreeH) fTreeH->Write(hname);
461 sprintf(hname,"TreeD%d",ievent);
462 if (fTreeD) fTreeD->Write(hname);
463 sprintf(hname,"TreeR%d",ievent);
464 if (fTreeR) fTreeR->Write(hname);
465}
466
467//_____________________________________________________________________________
468void AliRun::FinishRun()
469{
470 //
471 // Called at the end of the run.
472 //
473
474 // Clean detector information
8494b010 475 TIter next(fModules);
476 AliModule *detector;
477 while((detector = (AliModule*)next())) {
fe4da5cc 478 detector->FinishRun();
479 }
480
481 //Output energy summary tables
482 EnergySummary();
483
484 // file is retrieved from whatever tree
485 TFile *File = 0;
486 if (fTreeK) File = fTreeK->GetCurrentFile();
487 if ((!File) && (fTreeH)) File = fTreeH->GetCurrentFile();
488 if ((!File) && (fTreeD)) File = fTreeD->GetCurrentFile();
489 if ((!File) && (fTreeE)) File = fTreeE->GetCurrentFile();
490 if( NULL==File ) {
491 Error("FinishRun","There isn't root file!");
492 exit(1);
493 }
494 File->cd();
495 fTreeE->Write();
496
497 // Clean tree information
498 delete fTreeK; fTreeK = 0;
499 delete fTreeH; fTreeH = 0;
500 delete fTreeD; fTreeD = 0;
501 delete fTreeR; fTreeR = 0;
502 delete fTreeE; fTreeE = 0;
503
504 // Write AliRun info and all detectors parameters
505 Write();
506
507 // Close output file
508 File->Write();
509 File->Close();
510}
511
512//_____________________________________________________________________________
513void AliRun::FlagTrack(Int_t track)
514{
515 //
516 // Flags a track and all its family tree to be kept
517 //
518 int curr;
519 GParticle *particle;
520
521 curr=track;
522 while(1) {
523 particle=(GParticle*)fParticles->UncheckedAt(curr);
524
525 // If the particle is flagged the three from here upward is saved already
526 if(particle->TestBit(Keep_Bit)) return;
527
528 // Save this particle
529 particle->SetBit(Keep_Bit);
530
531 // Move to father if any
532 if((curr=particle->GetParent())==-1) return;
533 }
534}
535
536//_____________________________________________________________________________
537void AliRun::EnergySummary()
538{
539 //
540 // Print summary of deposited energy
541 //
542
543 AliMC* pMC = AliMC::GetMC();
544
545 Int_t ndep=0;
546 Float_t edtot=0;
547 Float_t ed, ed2;
548 Int_t kn, i, left, j, id;
549 const Float_t zero=0;
550 Int_t ievent=fHeader.GetEvent()+1;
551 //
552 // Energy loss information
553 if(ievent) {
554 printf("***************** Energy Loss Information per event (GEV) *****************\n");
555 for(kn=1;kn<sEventEnergy.GetSize();kn++) {
556 ed=sSummEnergy[kn];
557 if(ed>0) {
558 sEventEnergy[ndep]=kn;
559 if(ievent>1) {
560 ed=ed/ievent;
561 ed2=sSum2Energy[kn];
562 ed2=ed2/ievent;
563 ed2=100*TMath::Sqrt(TMath::Max(ed2-ed*ed,zero))/ed;
564 } else
565 ed2=99;
566 sSummEnergy[ndep]=ed;
567 sSum2Energy[ndep]=TMath::Min((Float_t) 99.,TMath::Max(ed2,zero));
568 edtot+=ed;
569 ndep++;
570 }
571 }
572 for(kn=0;kn<(ndep-1)/3+1;kn++) {
573 left=ndep-kn*3;
574 for(i=0;i<(3<left?3:left);i++) {
575 j=kn*3+i;
576 id=Int_t (sEventEnergy[j]+0.1);
577 printf(" %s %10.3f +- %10.3f%%;",pMC->VolName(id),sSummEnergy[j],sSum2Energy[j]);
578 }
579 printf("\n");
580 }
581 //
582 // Relative energy loss in different detectors
583 printf("******************** Relative Energy Loss per event ********************\n");
584 printf("Total energy loss per event %10.3f GeV\n",edtot);
585 for(kn=0;kn<(ndep-1)/5+1;kn++) {
586 left=ndep-kn*5;
587 for(i=0;i<(5<left?5:left);i++) {
588 j=kn*5+i;
589 id=Int_t (sEventEnergy[j]+0.1);
590 printf(" %s %10.3f%%;",pMC->VolName(id),100*sSummEnergy[j]/edtot);
591 }
592 printf("\n");
593 }
594 for(kn=0;kn<75;kn++) printf("*");
595 printf("\n");
596 }
597 //
598 // Reset the TArray's
599 sEventEnergy.Set(0);
600 sSummEnergy.Set(0);
601 sSum2Energy.Set(0);
602}
603
604//_____________________________________________________________________________
8494b010 605AliModule *AliRun::GetModule(const char *name)
fe4da5cc 606{
607 //
608 // Return pointer to detector from name
609 //
8494b010 610 return (AliModule*)fModules->FindObject(name);
fe4da5cc 611}
612
613//_____________________________________________________________________________
a68348e9 614AliDetector *AliRun::GetDetector(const char *name)
615{
616 //
617 // Return pointer to detector from name
618 //
619 return (AliDetector*)fModules->FindObject(name);
620}
621
622//_____________________________________________________________________________
8494b010 623Int_t AliRun::GetModuleID(const char *name)
fe4da5cc 624{
625 //
626 // Return galice internal detector identifier from name
627 //
628 Int_t i;
629 for(i=0;i<fNdets;i++) if(!strcmp(fDnames[i],name)) {
630 return i;
631 }
632 printf(" * GetDetectorID * Detector %s not found: returning -1\n",name);
633 return -1;
634}
635
636//_____________________________________________________________________________
637Int_t AliRun::GetEvent(Int_t event)
638{
639 //
640 // Connect the Trees Kinematics and Hits for event # event
641 // Set branch addresses
642 //
643 fHeader.SetEvent(event);
644
645 // Reset existing structures
646 ResetStack();
647 ResetHits();
648 ResetDigits();
649
650 // Delete Trees already connected
651 if (fTreeK) delete fTreeK;
652 if (fTreeH) delete fTreeH;
653 if (fTreeD) delete fTreeD;
654 if (fTreeR) delete fTreeR;
655
656 // Get Kine Tree from file
657 char treeName[20];
658 sprintf(treeName,"TreeK%d",event);
659 fTreeK = (TTree*)gDirectory->Get(treeName);
660 if (fTreeK) fTreeK->SetBranchAddress("Particles", &fParticles);
661 else printf("ERROR: cannot find Kine Tree for event:%d\n",event);
662
663 // Get Hits Tree header from file
664 sprintf(treeName,"TreeH%d",event);
665 fTreeH = (TTree*)gDirectory->Get(treeName);
666 if (!fTreeH) {
667 printf("ERROR: cannot find Hits Tree for event:%d\n",event);
668 return 0;
669 }
670
671 // Get Digits Tree header from file
672 sprintf(treeName,"TreeD%d",event);
673 fTreeD = (TTree*)gDirectory->Get(treeName);
674 if (!fTreeD) {
675 printf("WARNING: cannot find Digits Tree for event:%d\n",event);
676 }
677
678
679 // Get Reconstruct Tree header from file
680 sprintf(treeName,"TreeR%d",event);
681 fTreeR = (TTree*)gDirectory->Get(treeName);
682 if (!fTreeR) {
683 // printf("WARNING: cannot find Reconstructed Tree for event:%d\n",event);
684 }
685
686 // Set Trees branch addresses
8494b010 687 TIter next(fModules);
688 AliModule *detector;
689 while((detector = (AliModule*)next())) {
fe4da5cc 690 detector->SetTreeAddress();
691 }
692
693 if (fTreeK) fTreeK->GetEvent(0);
694 fNtrack = Int_t (fParticles->GetEntries());
695 return fNtrack;
696}
697
698//_____________________________________________________________________________
699TGeometry *AliRun::GetGeometry()
700{
701 //
702 // Import Alice geometry from current file
703 // Return pointer to geometry object
704 //
705 if (!fGeometry) fGeometry = (TGeometry*)gDirectory->Get("AliceGeom");
706 //
707 // Unlink and relink nodes in detectors
708 // This is bad and there must be a better way...
709 //
710 TList *tnodes=fGeometry->GetListOfNodes();
711 TNode *alice=(TNode*)tnodes->At(0);
712 TList *gnodes=alice->GetListOfNodes();
713
8494b010 714 TIter next(fModules);
715 AliModule *detector;
716 while((detector = (AliModule*)next())) {
fe4da5cc 717 detector->SetTreeAddress();
718 TList *dnodes=detector->Nodes();
719 Int_t j;
720 TNode *node, *node1;
721 for ( j=0; j<dnodes->GetSize(); j++) {
722 node = (TNode*) dnodes->At(j);
723 node1 = (TNode*) gnodes->FindObject(node->GetName());
724 dnodes->Remove(node);
725 dnodes->AddAt(node1,j);
726 }
727 }
728 return fGeometry;
729}
730
731//_____________________________________________________________________________
732void AliRun::GetNextTrack(Int_t &mtrack, Int_t &ipart, Float_t *pmom,
733 Float_t &e, Float_t *vpos, Float_t *polar,
734 Float_t &tof)
735{
736 //
737 // Return next track from stack of particles
738 //
739 fCurrent=-1;
740 GParticle *track;
741 for(Int_t i=fNtrack-1; i>=0; i--) {
742 track=(GParticle*) fParticles->UncheckedAt(i);
743 if(!track->TestBit(Done_Bit)) {
744 //
745 // The track has not yet been processed
746 fCurrent=i;
747 ipart=track->GetKF();
748 pmom[0]=track->GetPx();
749 pmom[1]=track->GetPy();
750 pmom[2]=track->GetPz();
751 e =track->GetEnergy();
752 vpos[0]=track->GetVx();
753 vpos[1]=track->GetVy();
754 vpos[2]=track->GetVz();
755 polar[0]=track->GetPolx();
756 polar[1]=track->GetPoly();
757 polar[2]=track->GetPolz();
758 tof=track->GetTime();
759 track->SetBit(Done_Bit);
760 break;
761 }
762 }
763 mtrack=fCurrent;
764 //
765 // stop and start timer when we start a primary track
766 Int_t nprimaries = fHeader.GetNprimary();
767 if (fCurrent >= nprimaries) return;
768 if (fCurrent < nprimaries-1) {
769 fTimer.Stop();
770 track=(GParticle*) fParticles->UncheckedAt(fCurrent+1);
771 track->SetProcessTime(fTimer.CpuTime());
772 }
773 fTimer.Start();
774}
775
776//_____________________________________________________________________________
777Int_t AliRun::GetPrimary(Int_t track)
778{
779 //
780 // return number of primary that has generated track
781 //
782 int current, parent;
783 GParticle *part;
784 //
785 parent=track;
786 while (1) {
787 current=parent;
788 part = (GParticle *)fParticles->UncheckedAt(current);
789 parent=part->GetParent();
790 if(parent<0) return current;
791 }
792}
793
794//_____________________________________________________________________________
795void AliRun::Init(const char *setup)
796{
797 //
798 // Initialize the Alice setup
799 //
800
801 gROOT->LoadMacro(setup);
802 gInterpreter->ProcessLine("Config();");
803
804 AliMC* pMC = AliMC::GetMC();
805
806 pMC->Gpart(); //Create standard Geant particles
807 sxpart(); //Define additional particles
808
809 TObject *objfirst, *objlast;
810
811 //
812 //=================Create Materials, geometry, histograms, etc
8494b010 813 TIter next(fModules);
814 AliModule *detector;
815 while((detector = (AliModule*)next())) {
fe4da5cc 816 detector->SetTreeAddress();
817 objlast = gDirectory->GetList()->Last();
818
819 // Initialise detector materials, geometry, histograms,etc
820 detector->CreateMaterials();
821 detector->CreateGeometry();
822 detector->BuildGeometry();
823 detector->Init();
824
825 // Add Detector histograms in Detector list of histograms
826 if (objlast) objfirst = gDirectory->GetList()->After(objlast);
827 else objfirst = gDirectory->GetList()->First();
828 while (objfirst) {
829 detector->Histograms()->Add(objfirst);
830 objfirst = gDirectory->GetList()->After(objfirst);
831 }
832 }
833 SetTransPar(); //Read the cuts for all materials
834
835 MediaTable(); //Build the special IMEDIA table
836
837 //Close the geometry structure
838 pMC->Ggclos();
839
840 //Initialise geometry deposition table
5e68170f 841 sEventEnergy.Set(pMC->NofVolumes()+1);
842 sSummEnergy.Set(pMC->NofVolumes()+1);
843 sSum2Energy.Set(pMC->NofVolumes()+1);
fe4da5cc 844
845 //Create the color table
846 pMC->SetColors();
847
848 //Compute cross-sections
849 pMC->Gphysi();
850
851 //Write Geometry object to current file.
852 fGeometry->Write();
853
854 fInitDone = kTRUE;
855}
856
857//_____________________________________________________________________________
858void AliRun::MediaTable()
859{
860 //
861 // Built media table to get from the media number to
862 // the detector id
863 //
864 Int_t kz, ibeg, nz, idt, lz, i, k, ind;
865 TObjArray &dets = *gAlice->Detectors();
8494b010 866 AliModule *det;
fe4da5cc 867 //
868 // For all detectors
869 for (kz=0;kz<fNdets;kz++) {
870 // If detector is defined
8494b010 871 if((det=(AliModule*) dets[kz])) {
fe4da5cc 872 ibeg=100*kz-1;
873 for(nz=ibeg==-1?1:0;nz<100;nz++) {
874 // Find max and min material number
875 if((idt=fIdtmed[ibeg+nz])) {
876 det->LoMedium() = det->LoMedium() < idt ? det->LoMedium() : idt;
877 det->HiMedium() = det->HiMedium() > idt ? det->HiMedium() : idt;
878 }
879 }
880 if(det->LoMedium() > det->HiMedium()) {
881 det->LoMedium() = 0;
882 det->HiMedium() = 0;
883 } else {
884 if(det->HiMedium() > fImedia->GetSize()) {
885 Error("MediaTable","Increase fImedia");
886 return;
887 }
888 // Tag all materials in rage as belonging to detector kz
889 for(lz=det->LoMedium(); lz<= det->HiMedium(); lz++) {
890 (*fImedia)[lz]=kz;
891 }
892 }
893 }
894 }
895 //
896 // Print summary table
897 printf(" Traking media ranges:\n");
898 for(i=0;i<(fNdets-1)/6+1;i++) {
899 for(k=0;k< (6<fNdets-i*6?6:fNdets-i*6);k++) {
900 ind=i*6+k;
8494b010 901 det=(AliModule*)dets[ind];
fe4da5cc 902 if(det)
903 printf(" %6s: %3d -> %3d;",det->GetName(),det->LoMedium(),
904 det->HiMedium());
905 else
906 printf(" %6s: %3d -> %3d;","NULL",0,0);
907 }
908 printf("\n");
909 }
910}
911
912//____________________________________________________________________________
913void AliRun::SetGenerator(AliGenerator *generator)
914{
915 //
916 // Load the event generator
917 //
918 if(!fGenerator) fGenerator = generator;
919}
920
921//____________________________________________________________________________
922void AliRun::SetTransPar(char* filename)
923{
924 //
925 // Read filename to set the transport parameters
926 //
927
928 AliMC* pMC = AliMC::GetMC();
929
930 const Int_t ncuts=10;
931 const Int_t nflags=11;
932 const Int_t npars=ncuts+nflags;
933 const char pars[npars][7] = {"CUTGAM" ,"CUTELE","CUTNEU","CUTHAD","CUTMUO",
934 "BCUTE","BCUTM","DCUTE","DCUTM","PPCUTM","ANNI",
935 "BREM","COMP","DCAY","DRAY","HADR","LOSS",
936 "MULS","PAIR","PHOT","RAYL"};
937 char line[256];
938 char* filtmp;
939 Float_t cut[ncuts];
940 Int_t flag[nflags];
941 Int_t i, itmed, iret, ktmed, kz;
942 FILE *lun;
943 //
944 // See whether the file is there
945 filtmp=gSystem->ExpandPathName(filename);
946 lun=fopen(filtmp,"r");
947 delete [] filtmp;
948 if(!lun) {
949 printf(" * AliRun::SetTransPar * file %s does not exist!\n",filename);
950 return;
951 }
952 //
953 printf(" "); for(i=0;i<60;i++) printf("*"); printf("\n");
954 printf(" *%59s\n","*");
955 printf(" * Please check carefully what you are doing!%10s\n","*");
956 printf(" *%59s\n","*");
957 //
958 while(1) {
959 // Initialise cuts and flags
960 for(i=0;i<ncuts;i++) cut[i]=-99;
961 for(i=0;i<nflags;i++) flag[i]=-99;
962 itmed=0;
963 for(i=0;i<256;i++) line[i]='\0';
964 // Read up to the end of line excluded
965 iret=fscanf(lun,"%[^\n]",line);
966 if(iret<0) {
967 //End of file
968 fclose(lun);
969 printf(" *%59s\n","*");
970 printf(" "); for(i=0;i<60;i++) printf("*"); printf("\n");
971 return;
972 }
973 // Read the end of line
974 fscanf(lun,"%*c");
975 if(!iret) continue;
976 if(line[0]=='*') continue;
977 // Read the numbers
978 iret=sscanf(line,"%d %f %f %f %f %f %f %f %f %f %f %d %d %d %d %d %d %d %d %d %d %d",
979 &itmed,&cut[0],&cut[1],&cut[2],&cut[3],&cut[4],&cut[5],&cut[6],&cut[7],&cut[8],&cut[9],
980 &flag[0],&flag[1],&flag[2],&flag[3],&flag[4],&flag[5],&flag[6],&flag[7],&flag[8],
981 &flag[9],&flag[10]);
982 if(!iret) continue;
983 if(iret<0) {
984 //reading error
985 printf(" * Error reading file %s\n",filename);
986 continue;
987 }
988 // Check that the tracking medium code is valid
989 if(0<itmed && itmed < 100*fNdets) {
990 ktmed=fIdtmed[itmed-1];
991 if(!ktmed) {
992 printf(" * Invalid tracking medium code %d *\n",itmed);
993 continue;
994 }
995 // Set energy thresholds
996 for(kz=0;kz<ncuts;kz++) {
997 if(cut[kz]>=0) {
998 printf(" * %-6s set to %10.3E for tracking medium code %4d *\n",pars[kz],cut[kz],itmed);
999 pMC->Gstpar(ktmed,pars[kz],cut[kz]);
1000 }
1001 }
1002 // Set transport mechanisms
1003 for(kz=0;kz<nflags;kz++) {
1004 if(flag[kz]>=0) {
1005 printf(" * %-6s set to %10d for tracking medium code %4d *\n",pars[ncuts+kz],flag[kz],itmed);
1006 pMC->Gstpar(ktmed,pars[ncuts+kz],Float_t(flag[kz]));
1007 }
1008 }
1009 } else {
1010 printf(" * Invalid tracking medium code %d *\n",itmed);
1011 continue;
1012 }
1013 }
1014}
1015
1016//_____________________________________________________________________________
1017void AliRun::MakeTree(Option_t *option)
1018{
1019 //
1020 // Create the ROOT trees
1021 // Loop on all detectors to create the Root branch (if any)
1022 //
1023
1024 //
1025 // Analyse options
1026 char *K = strstr(option,"K");
1027 char *H = strstr(option,"H");
1028 char *E = strstr(option,"E");
1029 char *D = strstr(option,"D");
1030 char *R = strstr(option,"R");
1031 //
1032 if (K && !fTreeK) fTreeK = new TTree("TK","Kinematics");
1033 if (H && !fTreeH) fTreeH = new TTree("TH","Hits");
1034 if (D && !fTreeD) fTreeD = new TTree("TD","Digits");
1035 if (E && !fTreeE) fTreeE = new TTree("TE","Header");
1036 if (R && !fTreeR) fTreeR = new TTree("TR","Reconstruction");
1037 if (fTreeH) fTreeH->SetAutoSave(1000000000); //no autosave
1038 //
1039 // Create a branch for hits/digits for each detector
1040 // Each branch is a TClonesArray. Each data member of the Hits classes
1041 // will be in turn a subbranch of the detector master branch
8494b010 1042 TIter next(fModules);
1043 AliModule *detector;
1044 while((detector = (AliModule*)next())) {
fe4da5cc 1045 if (H || D || R) detector->MakeBranch(option);
1046 }
1047 // Create a branch for particles
1048 if (fTreeK && K) fTreeK->Branch("Particles",&fParticles,4000);
1049
1050 // Create a branch for Header
1051 if (fTreeE && E) fTreeE->Branch("Header","AliHeader",&header,4000);
1052}
1053
1054//_____________________________________________________________________________
1055Int_t AliRun::PurifyKine(Int_t lastSavedTrack, Int_t nofTracks)
1056{
1057 //
1058 // PurifyKine with external parameters
1059 //
1060 fHgwmk = lastSavedTrack;
1061 fNtrack = nofTracks;
1062 PurifyKine();
1063 return fHgwmk;
1064}
1065
1066//_____________________________________________________________________________
1067void AliRun::PurifyKine()
1068{
1069 //
1070 // Compress kinematic tree keeping only flagged particles
1071 // and renaming the particle id's in all the hits
1072 //
1073 TClonesArray &particles = *fParticles;
1074 int nkeep=fHgwmk+1, parent, i;
1075 GParticle *part, *partnew, *father;
1076 AliHit *OneHit;
1077 int *map = new int[particles.GetEntries()];
1078
1079 // Save in Header total number of tracks before compression
1080 fHeader.SetNtrack(fHeader.GetNtrack()+fNtrack-fHgwmk);
1081
1082 // Preset map, to be removed later
1083 for(i=0; i<fNtrack; i++) {
1084 if(i<=fHgwmk) map[i]=i ; else map[i] = -99 ;}
1085 // Second pass, build map between old and new numbering
1086 for(i=fHgwmk+1; i<fNtrack; i++) {
1087 part = (GParticle *)particles.UncheckedAt(i);
1088 if(part->TestBit(Keep_Bit)) {
1089
1090 // This particle has to be kept
1091 map[i]=nkeep;
1092 if(i!=nkeep) {
1093
1094 // Old and new are different, have to copy
1095 partnew = (GParticle *)particles.UncheckedAt(nkeep);
1096 *partnew = *part;
1097 } else partnew = part;
1098
1099 // as the parent is always *before*, it must be already
1100 // in place. This is what we are checking anyway!
1101 if((parent=partnew->GetParent())>fHgwmk) {
1102 if(map[parent]==-99) printf("map[%d] = -99!\n",parent);
1103 partnew->SetParent(map[parent]);
1104 }
1105 nkeep++;
1106 }
1107 }
1108 fNtrack=nkeep;
1109
1110 // Fix children information
1111 for (i=fHgwmk+1; i<fNtrack; i++) {
1112 part = (GParticle *)particles.UncheckedAt(i);
1113 parent = part->GetParent();
1114 father = (GParticle *)particles.UncheckedAt(parent);
1115 if(father->TestBit(Children_Bit)) {
1116
1117 if(i<father->GetFirstChild()) father->SetFirstChild(i);
1118 if(i>father->GetLastChild()) father->SetLastChild(i);
1119 } else {
1120 // Iitialise children info for first pass
1121 father->SetFirstChild(i);
1122 father->SetLastChild(i);
1123 father->SetBit(Children_Bit);
1124 }
1125 }
1126
1127 // Now loop on all detectors and reset the hits
8494b010 1128 TIter next(fModules);
1129 AliModule *detector;
1130 while((detector = (AliModule*)next())) {
fe4da5cc 1131 if (!detector->Hits()) continue;
1132 TClonesArray &vHits=*(detector->Hits());
1133 if(vHits.GetEntries() != detector->GetNhits())
1134 printf("vHits.GetEntries()!=detector->GetNhits(): %d != %d\n",
1135 vHits.GetEntries(),detector->GetNhits());
1136 for (i=0; i<detector->GetNhits(); i++) {
1137 OneHit = (AliHit *)vHits.UncheckedAt(i);
1138 OneHit->SetTrack(map[OneHit->GetTrack()]);
1139 }
1140 }
1141
1142 fHgwmk=nkeep-1;
1143 particles.SetLast(fHgwmk);
1144 delete [] map;
1145}
1146
1147//_____________________________________________________________________________
1148void AliRun::Reset(Int_t run, Int_t idevent)
1149{
1150 //
1151 // Reset all Detectors & kinematics & trees
1152 //
1153 ResetStack();
1154 ResetHits();
1155 ResetDigits();
1156
1157 // Initialise event header
1158 fHeader.Reset(run,idevent);
1159
1160 if(fTreeK) fTreeK->Reset();
1161 if(fTreeH) fTreeH->Reset();
1162 if(fTreeD) fTreeD->Reset();
1163}
1164
1165//_____________________________________________________________________________
1166void AliRun::ResetDigits()
1167{
1168 //
1169 // Reset all Detectors digits
1170 //
8494b010 1171 TIter next(fModules);
1172 AliModule *detector;
1173 while((detector = (AliModule*)next())) {
fe4da5cc 1174 detector->ResetDigits();
1175 }
1176}
1177
1178//_____________________________________________________________________________
1179void AliRun::ResetHits()
1180{
1181 //
1182 // Reset all Detectors hits
1183 //
8494b010 1184 TIter next(fModules);
1185 AliModule *detector;
1186 while((detector = (AliModule*)next())) {
fe4da5cc 1187 detector->ResetHits();
1188 }
1189}
1190
1191//_____________________________________________________________________________
1192void AliRun::ResetPoints()
1193{
1194 //
1195 // Reset all Detectors points
1196 //
8494b010 1197 TIter next(fModules);
1198 AliModule *detector;
1199 while((detector = (AliModule*)next())) {
fe4da5cc 1200 detector->ResetPoints();
1201 }
1202}
1203
1204//_____________________________________________________________________________
1205void AliRun::Run(Int_t nevent, const char *setup)
1206{
1207 //
1208 // Main function to be called to process a galice run
1209 // example
1210 // Root > gAlice.Run();
1211 // a positive number of events will cause the finish routine
1212 // to be called
1213 //
1214
1215 Int_t i, todo;
1216 // check if initialisation has been done
1217 if (!fInitDone) Init(setup);
1218
1219 AliMC* pMC = AliMC::GetMC();
1220
1221 // Create the Root Tree with one branch per detector
1222 if(!fEvent) {
1223 gAlice->MakeTree("KHDER");
1224 }
1225
1226 todo = TMath::Abs(nevent);
1227 for (i=0; i<todo; i++) {
1228 // Process one run (one run = one event)
1229 gAlice->Reset(fRun, fEvent);
1230 pMC->Gtrigi();
1231 pMC->Gtrigc();
1232 pMC->Gtrig();
1233 gAlice->FinishEvent();
1234 fEvent++;
1235 }
1236
1237 // End of this run, close files
1238 if(nevent>0) gAlice->FinishRun();
1239}
1240
1241//_____________________________________________________________________________
1242void AliRun::RunLego(const char *setup,Int_t ntheta,Float_t themin,
1243 Float_t themax,Int_t nphi,Float_t phimin,Float_t phimax,
1244 Float_t rmin,Float_t rmax,Float_t zmax)
1245{
1246 //
1247 // Generates lego plots of:
1248 // - radiation length map phi vs theta
1249 // - radiation length map phi vs eta
1250 // - interaction length map
1251 // - g/cm2 length map
1252 //
1253 // ntheta bins in theta, eta
1254 // themin minimum angle in theta (degrees)
1255 // themax maximum angle in theta (degrees)
1256 // nphi bins in phi
1257 // phimin minimum angle in phi (degrees)
1258 // phimax maximum angle in phi (degrees)
1259 // rmin minimum radius
1260 // rmax maximum radius
1261 //
1262 //
1263 // The number of events generated = ntheta*nphi
1264 // run input parameters in macro setup (default="Config.C")
1265 //
1266 // Use macro "lego.C" to visualize the 3 lego plots in spherical coordinates
1267 //Begin_Html
1268 /*
1269 <img src="gif/AliRunLego1.gif">
1270 */
1271 //End_Html
1272 //Begin_Html
1273 /*
1274 <img src="gif/AliRunLego2.gif">
1275 */
1276 //End_Html
1277 //Begin_Html
1278 /*
1279 <img src="gif/AliRunLego3.gif">
1280 */
1281 //End_Html
1282 //
1283
1284 // check if initialisation has been done
1285 if (!fInitDone) Init(setup);
1286
1287 fLego = new AliLego("lego","lego");
1288 fLego->Init(ntheta,themin,themax,nphi,phimin,phimax,rmin,rmax,zmax);
1289 fLego->Run();
1290
1291 // Create only the Root event Tree
1292 gAlice->MakeTree("E");
1293
1294 // End of this run, close files
1295 gAlice->FinishRun();
1296}
1297
1298//_____________________________________________________________________________
1299void AliRun::SetCurrentTrack(Int_t track)
1300{
1301 //
1302 // Set current track number
1303 //
1304 fCurrent = track;
1305}
1306
1307//_____________________________________________________________________________
1308void AliRun::SetTrack(Int_t done, Int_t parent, Int_t ipart, Float_t *pmom,
1309 Float_t *vpos, Float_t *polar, Float_t tof,
1310 const char *mecha, Int_t &ntr, Float_t weight)
1311{
1312 //
1313 // Load a track on the stack
1314 //
1315 // done 0 if the track has to be transported
1316 // 1 if not
1317 // parent identifier of the parent track. -1 for a primary
1318 // ipart particle code
1319 // pmom momentum GeV/c
1320 // vpos position
1321 // polar polarisation
1322 // tof time of flight in seconds
1323 // mecha production mechanism
1324 // ntr on output the number of the track stored
1325 //
1326 TClonesArray &particles = *fParticles;
1327 GParticle *particle;
1328 Float_t mass;
1329 char pname[21];
1330 const Int_t firstchild=-1;
1331 const Int_t lastchild=-1;
1332 const Int_t KS=0;
1333 const Float_t tlife=0;
1334
1335 AliMC::GetMC()->GetParticle(ipart,pname,mass);
1336 Float_t e=TMath::Sqrt(mass*mass+pmom[0]*pmom[0]+
1337 pmom[1]*pmom[1]+pmom[2]*pmom[2]);
1338
1339 //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",
1340 //pname,mass,e,fNtrack,ipart,vpos[0],vpos[1],vpos[2],pmom[0],pmom[1],pmom[2],KS,mecha);
1341
1342 particle=new(particles[fNtrack]) GParticle(KS,ipart,parent,firstchild,
1343 lastchild,pmom[0],pmom[1],pmom[2],
1344 e,mass,vpos[0],vpos[1],vpos[2],
1345 polar[0],polar[1],polar[2],tof,
1346 tlife,mecha,weight);
1347 if(!done) particle->SetBit(Done_Bit);
1348
1349 if(parent>=0) {
1350 particle=(GParticle*) fParticles->UncheckedAt(parent);
1351 particle->SetLastChild(fNtrack);
1352 if(particle->GetFirstChild()<0) particle->SetFirstChild(fNtrack);
1353 } else {
1354 //
1355 // This is a primary track. Set high water mark for this event
1356 fHgwmk=fNtrack;
1357 //
1358 // Set also number if primary tracks
1359 fHeader.SetNprimary(fHgwmk+1);
1360 fHeader.SetNtrack(fHgwmk+1);
1361 }
1362 ntr = fNtrack++;
1363}
1364
1365//_____________________________________________________________________________
1366void AliRun::KeepTrack(const Int_t track)
1367{
1368 //
1369 // flags a track to be kept
1370 //
1371 TClonesArray &particles = *fParticles;
1372 ((GParticle*)particles[track])->SetBit(Keep_Bit);
1373}
1374
1375//_____________________________________________________________________________
1376void AliRun::StepManager(Int_t id) const
1377{
1378 //
1379 // Called at every step during transport
1380 //
1381
1382 AliMC* pMC = AliMC::GetMC();
1383
1384 Int_t copy;
1385 //
1386 // --- If lego option, do it and leave
1387 if (fLego) {
1388 fLego->StepManager();
1389 return;
1390 }
1391 //Update energy deposition tables
1392 sEventEnergy[pMC->CurrentVol(0,copy)]+=pMC->Edep();
1393
1394 //Call the appropriate stepping routine;
8494b010 1395 AliModule *det = (AliModule*)fModules->At(id);
fe4da5cc 1396 if(det) det->StepManager();
1397}
1398
1399//_____________________________________________________________________________
1400void AliRun::ReadEuclid(const char* filnam, Int_t id_det, const char* topvol)
1401{
1402 //
1403 // read in the geometry of the detector in euclid file format
1404 //
1405 // id_det : the detector identification (2=its,...)
1406 // topvol : return parameter describing the name of the top
1407 // volume of geometry.
1408 //
1409 // author : m. maire
1410 //
1411 // 28.07.98
1412 // several changes have been made by miroslav helbich
1413 // subroutine is rewrited to follow the new established way of memory
1414 // booking for tracking medias and rotation matrices.
1415 // all used tracking media have to be defined first, for this you can use
1416 // subroutine greutmed.
1417 // top volume is searched as only volume not positioned into another
1418 //
1419
1420 AliMC* pMC = AliMC::GetMC();
1421
1422 Int_t i, nvol, iret, itmed, irot, numed, npar, ndiv, iaxe;
1423 Int_t ndvmx, nr, flag;
1424 char key[5], card[77], natmed[21];
1425 char name[5], mother[5], shape[5], konly[5], volst[7000][5];
1426 char *filtmp;
1427 Float_t par[50];
1428 Float_t teta1, phi1, teta2, phi2, teta3, phi3, orig, step;
1429 Float_t xo, yo, zo;
1430 Int_t idrot[5000],istop[7000];
1431 FILE *lun;
8494b010 1432 AliModule *det;
fe4da5cc 1433 //
8494b010 1434 TObjArray &dets = *fModules;
fe4da5cc 1435 if(!dets[id_det]) {
1436 printf(" *** GREUTMED *** Detector %d not defined\n",id_det);
1437 return;
1438 } else {
8494b010 1439 det = (AliModule*) dets[id_det];
fe4da5cc 1440 }
1441 //
1442 // *** The input filnam name will be with extension '.euc'
1443 filtmp=gSystem->ExpandPathName(filnam);
1444 lun=fopen(filtmp,"r");
1445 delete [] filtmp;
1446 if(!lun) {
1447 printf(" *** GREUCL *** Could not open file %s\n",filnam);
1448 return;
1449 }
1450 //* --- definition of rotation matrix 0 ---
1451 idrot[0]=0;
1452 nvol=0;
1453 L10:
1454 for(i=0;i<77;i++) card[i]=0;
1455 iret=fscanf(lun,"%77[^\n]",card);
1456 if(iret<=0) goto L20;
1457 fscanf(lun,"%*c");
1458 //*
1459 strncpy(key,card,4);
1460 key[4]='\0';
1461 if (!strcmp(key,"TMED")) {
1462 sscanf(&card[5],"%d '%[^']'",&itmed,natmed);
1463 //Pad the string with blanks
1464 i=-1;
1465 while(natmed[++i]);
1466 while(i<20) natmed[i++]=' ';
1467 natmed[i]='\0';
1468 //
1469 pMC->Gckmat(fIdtmed[itmed+id_det*100-1],natmed);
1470 //*
1471 } else if (!strcmp(key,"ROTM")) {
1472 sscanf(&card[4],"%d %f %f %f %f %f %f",&irot,&teta1,&phi1,&teta2,&phi2,&teta3,&phi3);
1473 det->AliMatrix(idrot[irot],teta1,phi1,teta2,phi2,teta3,phi3);
1474 //*
1475 } else if (!strcmp(key,"VOLU")) {
1476 sscanf(&card[5],"'%[^']' '%[^']' %d %d", name, shape, &numed, &npar);
1477 if (npar>0) {
1478 for(i=0;i<npar;i++) fscanf(lun,"%f",&par[i]);
1479 fscanf(lun,"%*c");
1480 }
1481 pMC->Gsvolu( name, shape, fIdtmed[numed+id_det*100-1], par, npar);
1482 //* save the defined volumes
1483 strcpy(volst[++nvol],name);
1484 istop[nvol]=1;
1485 //*
1486 } else if (!strcmp(key,"DIVN")) {
1487 sscanf(&card[5],"'%[^']' '%[^']' %d %d", name, mother, &ndiv, &iaxe);
1488 pMC->Gsdvn ( name, mother, ndiv, iaxe );
1489 //*
1490 } else if (!strcmp(key,"DVN2")) {
1491 sscanf(&card[5],"'%[^']' '%[^']' %d %d %f %d",name, mother, &ndiv, &iaxe, &orig, &numed);
1492 pMC->Gsdvn2( name, mother, ndiv, iaxe, orig,fIdtmed[numed+id_det*100-1]);
1493 //*
1494 } else if (!strcmp(key,"DIVT")) {
1495 sscanf(&card[5],"'%[^']' '%[^']' %f %d %d %d", name, mother, &step, &iaxe, &numed, &ndvmx);
1496 pMC->Gsdvt ( name, mother, step, iaxe, fIdtmed[numed+id_det*100-1], ndvmx);
1497 //*
1498 } else if (!strcmp(key,"DVT2")) {
1499 sscanf(&card[5],"'%[^']' '%[^']' %f %d %f %d %d", name, mother, &step, &iaxe, &orig, &numed, &ndvmx);
1500 pMC->Gsdvt2 ( name, mother, step, iaxe, orig, fIdtmed[numed+id_det*100-1], ndvmx );
1501 //*
1502 } else if (!strcmp(key,"POSI")) {
1503 sscanf(&card[5],"'%[^']' %d '%[^']' %f %f %f %d '%[^']'", name, &nr, mother, &xo, &yo, &zo, &irot, konly);
1504 //*** volume name cannot be the top volume
1505 for(i=1;i<=nvol;i++) {
1506 if (!strcmp(volst[i],name)) istop[i]=0;
1507 }
1508 //*
1509 pMC->Gspos ( name, nr, mother, xo, yo, zo, idrot[irot], konly );
1510 //*
1511 } else if (!strcmp(key,"POSP")) {
1512 sscanf(&card[5],"'%[^']' %d '%[^']' %f %f %f %d '%[^']' %d", name, &nr, mother, &xo, &yo, &zo, &irot, konly, &npar);
1513 if (npar > 0) {
1514 for(i=0;i<npar;i++) fscanf(lun,"%f",&par[i]);
1515 fscanf(lun,"%*c");
1516 }
1517 //*** volume name cannot be the top volume
1518 for(i=1;i<=nvol;i++) {
1519 if (!strcmp(volst[i],name)) istop[i]=0;
1520 }
1521 //*
1522 pMC->Gsposp ( name, nr, mother, xo,yo,zo, idrot[irot], konly, par, npar);
1523 }
1524 //*
1525 if (strcmp(key,"END")) goto L10;
1526 //* find top volume in the geometry
1527 flag=0;
1528 for(i=1;i<=nvol;i++) {
1529 if (istop[i] && flag) {
1530 printf(" *** GREUCL *** warning: %s is another possible top volume\n",volst[i]);
1531 }
1532 if (istop[i] && !flag) {
1533 topvol=volst[i];
1534 printf(" *** GREUCL *** volume %s taken as a top volume\n",topvol);
1535 flag=1;
1536 }
1537 }
1538 if (!flag) {
1539 printf("*** GREUCL *** warning: top volume not found\n");
1540 }
1541 fclose (lun);
1542 //*
1543 //* commented out only for the not cernlib version
1544 printf(" *** GREUCL *** file: %s is now read in\n",filnam);
1545 //
1546 return;
1547 //*
1548 L20:
1549 printf(" *** GREUCL *** reading error or premature end of file\n");
1550}
1551
1552//_____________________________________________________________________________
1553void AliRun::ReadEuclidMedia(const char* filnam, Int_t id_det)
1554{
1555 //
1556 // read in the materials and tracking media for the detector
1557 // in euclid file format
1558 //
1559 // filnam: name of the input file
1560 // id_det: id_det is the detector identification (2=its,...)
1561 //
1562 // author : miroslav helbich
1563 //
1564 Float_t sxmgmx = gAlice->Field()->Max();
1565 Int_t isxfld = gAlice->Field()->Integ();
1566 Int_t end, i, iret, itmed;
1567 char key[5], card[130], natmed[21], namate[21];
1568 Float_t ubuf[50];
1569 char* filtmp;
1570 FILE *lun;
1571 Int_t imate;
1572 Int_t nwbuf, isvol, ifield, nmat;
1573 Float_t a, z, dens, radl, absl, fieldm, tmaxfd, stemax, deemax, epsil, stmin;
8494b010 1574 AliModule* det;
fe4da5cc 1575//
8494b010 1576 TObjArray &dets = *fModules;
fe4da5cc 1577 if(!dets[id_det]) {
1578 printf(" *** GREUTMED *** Detector %d not defined\n",id_det);
1579 return;
1580 } else {
8494b010 1581 det = (AliModule*) dets[id_det];
fe4da5cc 1582 }
1583 end=strlen(filnam);
1584 for(i=0;i<end;i++) if(filnam[i]=='.') {
1585 end=i;
1586 break;
1587 }
1588 //
1589 // *** The input filnam name will be with extension '.euc'
1590 printf("The file name is %s\n",filnam); //Debug
1591 filtmp=gSystem->ExpandPathName(filnam);
1592 lun=fopen(filtmp,"r");
1593 delete [] filtmp;
1594 if(!lun) {
1595 printf(" *** GREUTMED *** Could not open file %s\n",filnam);
1596 return;
1597 }
1598 //
1599 // Retrieve Mag Field parameters
1600 Int_t ISXFLD=gAlice->Field()->Integ();
1601 Float_t SXMGMX=gAlice->Field()->Max();
1602 //
1603 L10:
1604 for(i=0;i<130;i++) card[i]=0;
1605 iret=fscanf(lun,"%4s %[^\n]",key,card);
1606 if(iret<=0) goto L20;
1607 fscanf(lun,"%*c");
1608 //*
1609 //* read material
1610 if (!strcmp(key,"MATE")) {
1611 sscanf(card,"%d '%[^']' %f %f %f %f %f %d",&imate,namate,&a,&z,&dens,&radl,&absl,&nwbuf);
1612 if (nwbuf>0) for(i=0;i<nwbuf;i++) fscanf(lun,"%f",&ubuf[i]);
1613 //Pad the string with blanks
1614 i=-1;
1615 while(namate[++i]);
1616 while(i<20) namate[i++]=' ';
1617 namate[i]='\0';
1618 //
1619 det->AliMaterial(imate,namate,a,z,dens,radl,absl,ubuf,nwbuf);
1620 //* read tracking medium
1621 } else if (!strcmp(key,"TMED")) {
1622 sscanf(card,"%d '%[^']' %d %d %d %f %f %f %f %f %f %d",
1623 &itmed,natmed,&nmat,&isvol,&ifield,&fieldm,&tmaxfd,
1624 &stemax,&deemax,&epsil,&stmin,&nwbuf);
1625 if (nwbuf>0) for(i=0;i<nwbuf;i++) fscanf(lun,"%f",&ubuf[i]);
1626 if (ifield<0) ifield=isxfld;
1627 if (fieldm<0) fieldm=sxmgmx;
1628 //Pad the string with blanks
1629 i=-1;
1630 while(natmed[++i]);
1631 while(i<20) natmed[i++]=' ';
1632 natmed[i]='\0';
1633 //
1634 det->AliMedium(itmed+id_det*100,natmed,nmat,isvol,ISXFLD,SXMGMX,tmaxfd,
1635 stemax,deemax,epsil,stmin,ubuf,nwbuf);
1636 (*fImedia)[fIdtmed[itmed+id_det*100-1]-1]=id_det;
1637 //*
1638 }
1639 //*
1640 if (strcmp(key,"END")) goto L10;
1641 fclose (lun);
1642 //*
1643 //* commented out only for the not cernlib version
1644 printf(" *** GREUTMED *** file: %s is now read in\n",filnam);
1645 //*
1646 return;
1647 //*
1648 L20:
1649 printf(" *** GREUTMED *** reading error or premature end of file\n");
1650}
1651
1652//_____________________________________________________________________________
1653void AliRun::Streamer(TBuffer &R__b)
1654{
1655 //
1656 // Stream an object of class AliRun.
1657 //
1658 if (R__b.IsReading()) {
1659 Version_t R__v = R__b.ReadVersion(); if (R__v) { }
1660 TNamed::Streamer(R__b);
1661 if (!gAlice) gAlice = this;
1662 gROOT->GetListOfBrowsables()->Add(this,"Run");
1663 R__b >> fNtrack;
1664 R__b >> fHgwmk;
1665 R__b >> fDebug;
1666 fHeader.Streamer(R__b);
8494b010 1667 R__b >> fModules;
fe4da5cc 1668 R__b >> fParticles;
1669 R__b >> fField;
1670 // R__b >> fMC;
1671 R__b >> fNdets;
1672 R__b >> fTrRmax;
1673 R__b >> fTrZmax;
1674 R__b >> fGenerator;
1675 } else {
1676 R__b.WriteVersion(AliRun::IsA());
1677 TNamed::Streamer(R__b);
1678 R__b << fNtrack;
1679 R__b << fHgwmk;
1680 R__b << fDebug;
1681 fHeader.Streamer(R__b);
8494b010 1682 R__b << fModules;
fe4da5cc 1683 R__b << fParticles;
1684 R__b << fField;
1685 // R__b << fMC;
1686 R__b << fNdets;
1687 R__b << fTrRmax;
1688 R__b << fTrZmax;
1689 R__b << fGenerator;
1690 }
1691}
1692
1693
1694//_____________________________________________________________________________
1695//
1696// Interfaces to Fortran
1697//
1698//_____________________________________________________________________________
1699
1700extern "C" void type_of_call rxgtrak (Int_t &mtrack, Int_t &ipart, Float_t *pmom,
1701 Float_t &e, Float_t *vpos, Float_t &tof)
1702{
1703 //
1704 // Fetches next track from the ROOT stack for transport. Called by the
1705 // modified version of GTREVE.
1706 //
1707 // Track number in the ROOT stack. If MTRACK=0 no
1708 // mtrack more tracks are left in the stack to be
1709 // transported.
1710 // ipart Particle code in the GEANT conventions.
1711 // pmom[3] Particle momentum in GeV/c
1712 // e Particle energy in GeV
1713 // vpos[3] Particle position
1714 // tof Particle time of flight in seconds
1715 //
1716 Float_t polar[3];
1717 gAlice->GetNextTrack(mtrack, ipart, pmom, e, vpos, polar, tof);
1718 mtrack++;
1719}
1720
1721//_____________________________________________________________________________
1722extern "C" void type_of_call
1723#ifndef WIN32
1724rxstrak (Int_t &keep, Int_t &parent, Int_t &ipart, Float_t *pmom,
1725 Float_t *vpos, Float_t &tof, const char* cmech, Int_t &ntr, const int cmlen)
1726#else
1727rxstrak (Int_t &keep, Int_t &parent, Int_t &ipart, Float_t *pmom,
1728 Float_t *vpos, Float_t &tof, const char* cmech, const int cmlen,
1729 Int_t &ntr)
1730#endif
1731{
1732 //
1733 // Fetches next track from the ROOT stack for transport. Called by GUKINE
1734 // and GUSTEP.
1735 //
1736 // Status of the track. If keep=0 the track is put
1737 // keep on the ROOT stack but it is not fetched for
1738 // transport.
1739 // parent Parent track. If parent=0 the track is a primary.
1740 // In GUSTEP the routine is normally called to store
1741 // secondaries generated by the current track whose
1742 // ROOT stack number is MTRACK (common SCKINE.
1743 // ipart Particle code in the GEANT conventions.
1744 // pmom[3] Particle momentum in GeV/c
1745 // vpos[3] Particle position
1746 // tof Particle time of flight in seconds
1747 //
1748 // cmech (CHARACTER*10) Particle origin. This field is user
1749 // defined and it is not used inside the GALICE code.
1750 // ntr Number assigned to the particle in the ROOT stack.
1751 //
1752 char mecha[11];
1753 Float_t polar[3]={0.,0.,0.};
1754 for(int i=0; i<10 && i<cmlen; i++) mecha[i]=cmech[i];
1755 mecha[10]=0;
1756 gAlice->SetTrack(keep, parent-1, ipart, pmom, vpos, polar, tof, mecha, ntr);
1757 ntr++;
1758}
1759
1760//_____________________________________________________________________________
1761extern "C" void type_of_call rxkeep(const Int_t &n)
1762{
1763 if( NULL==gAlice ) exit(1);
1764
1765 if( n<=0 || n>gAlice->Particles()->GetEntries() )
1766 {
1767 printf(" Bad index n=%d must be 0<n<=%d\n",
1768 n,gAlice->Particles()->GetEntries());
1769 exit(1);
1770 }
1771
1772 ((GParticle*)(gAlice->Particles()->UncheckedAt(n-1)))->SetBit(Keep_Bit);
1773}
1774
1775//_____________________________________________________________________________
1776extern "C" void type_of_call rxouth ()
1777{
1778 //
1779 // Called by Gtreve at the end of each primary track
1780 //
1781 gAlice->FinishPrimary();
1782}
1783