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