1 /**************************************************************************
2 * Copyright(c) 1998-2004, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
18 //_________________________________________________________________________
19 //*-- Implementation version v2 of EMCAL Manager class; SHASHLYK version
20 //*-- An object of this class does not produce digits
21 //*-- It is the one to use if you do want to produce outputs in TREEH
23 //*-- Author : Aleksei Pavlinov (WSU)
25 // This Class not stores information on all particles prior to EMCAL entry - in order to facilitate analysis.
26 // This is done by setting fIShunt =2, and flagging all parents of particles entering the EMCAL.
29 // --- ROOT system ---
31 #include <TClonesArray.h>
34 #include <TParticle.h>
36 #include <TVirtualMC.h>
38 // --- Standard library ---
40 // --- AliRoot header files ---
41 #include "AliEMCALv2.h"
42 #include "AliEMCALHit.h"
43 #include "AliEMCALGeometry.h"
45 #include "AliHeader.h"
48 #include "AliPoints.h"
49 // for TRD1 case only; May 31,2006
53 //______________________________________________________________________
54 AliEMCALv2::AliEMCALv2()
62 //______________________________________________________________________
63 AliEMCALv2::AliEMCALv2(const char *name, const char *title)
64 : AliEMCALv1(name,title),
70 fHits= new TClonesArray("AliEMCALHit",1000);
71 gAlice->GetMCApp()->AddHitList(fHits);
74 fIshunt = 2; // All hits are associated with particles entering the calorimeter
77 fGeometry = GetGeometry();
82 fHDe = new TH1F("fHDe","De in EMCAL", 1000, 0., 10.);
83 fHNhits = new TH1F("fHNhits","#hits in EMCAL", 2001, -0.5, 2000.5);
84 fHistograms->Add(fHDe);
85 fHistograms->Add(fHNhits);
90 //______________________________________________________________________
91 AliEMCALv2::~AliEMCALv2(){
101 //______________________________________________________________________
102 void AliEMCALv2::AddHit(Int_t shunt, Int_t primary, Int_t tracknumber, Int_t iparent, Float_t ienergy,
103 Int_t id, Float_t * hits,Float_t * p){
104 // Add a hit to the hit list.
105 // An EMCAL hit is the sum of all hits in a tower section
106 // originating from the same entering particle
107 static Int_t hitCounter;
108 static AliEMCALHit *newHit, *curHit;
113 newHit = new AliEMCALHit(shunt, primary, tracknumber, iparent, ienergy, id, hits, p);
114 for ( hitCounter = fNhits-1; hitCounter >= 0 && !deja; hitCounter-- ) {
115 curHit = (AliEMCALHit*) (*fHits)[hitCounter];
116 // We add hits with the same tracknumber, while GEANT treats
117 // primaries succesively
118 if(curHit->GetPrimary() != primary)
120 if( *curHit == *newHit ) {
121 *curHit = *curHit + *newHit;
123 // break; // 30-aug-04 by PAI
125 } // end for hitCounter
128 new((*fHits)[fNhits]) AliEMCALHit(*newHit);
131 // printf(" fNhits %i \n", fNhits);
134 //______________________________________________________________________
135 void AliEMCALv2::StepManager(void){
136 // Accumulates hits as long as the track stays in a tower
138 // position wrt MRS and energy deposited
139 static Float_t xyzte[5]={0.,0.,0.,0.,0.};// position wrt MRS, time and energy deposited
140 static Float_t pmom[4]={0.,0.,0.,0.};
141 static TLorentzVector pos; // Lorentz vector of the track current position.
142 static TLorentzVector mom; // Lorentz vector of the track current momentum.
143 static Float_t ienergy = 0; // part->Energy();
144 static TString curVolName;
145 static int supModuleNumber, moduleNumber, yNumber, xNumber, absid;
146 static int keyGeom=1;
147 static char *vn = "SCMX"; // Apr 13, 2006 - only TRD1 case now
148 static int nSMOP[7]={1,3,5,7,9,11}; // 30-mar-05
149 static int nSMON[7]={2,4,6,8,10,12};
150 static Float_t depositedEnergy=0.0;
154 if(gMC->VolId("PBMO")==0 || gMC->VolId("WSUC")==1) {
155 vn = "SCMX"; // old TRD2(TRD1) or WSUC
158 printf("AliEMCALv2::StepManager(): keyGeom %i : Sensetive volume %s \n",
160 if(gMC->VolId("WSUC")==1) printf(" WSUC - cosmic ray stand geometry \n");
162 Int_t tracknumber = gAlice->GetMCApp()->GetCurrentTrackNumber();
164 curVolName = gMC->CurrentVolName();
165 if(curVolName.Contains(vn) || curVolName.Contains("SCX")) { // We are in a scintillator layer; SCX for 3X3
167 if( ((depositedEnergy = gMC->Edep()) > 0.) && (gMC->TrackTime() < fTimeCut)){// Track is inside a scintillator and deposits some energy
168 // Info("StepManager "," entry %i DE %f",++ientry, depositedEnergy); // for testing
170 fCurPrimary=gAlice->GetMCApp()->GetPrimary(tracknumber);
172 if (fCurParent==-1 || tracknumber != fCurTrack) {
174 Int_t parent=tracknumber;
175 if (fCurParent != -1) {
176 while (parent != fCurParent && parent != -1) {
177 TParticle *part=gAlice->GetMCApp()->Particle(parent);
178 parent=part->GetFirstMother();
181 if (fCurParent==-1 || parent==-1) {
182 Int_t parent=tracknumber;
183 TParticle *part=gAlice->GetMCApp()->Particle(parent);
184 while (parent != -1 && fGeometry->IsInEMCAL(part->Vx(),part->Vy(),part->Vz())) {
185 parent=part->GetFirstMother();
187 part=gAlice->GetMCApp()->Particle(parent);
191 Error("StepManager","Cannot find parent");
193 TParticle *part=gAlice->GetMCApp()->Particle(fCurParent);
194 ienergy = part->Energy();
196 while (parent != -1) {
197 part=gAlice->GetMCApp()->Particle(parent);
198 part->SetBit(kKeepBit);
199 parent=part->GetFirstMother();
202 fCurTrack=tracknumber;
204 gMC->TrackPosition(pos);
208 xyzte[3] = gMC->TrackTime() ;
210 gMC->TrackMomentum(mom);
216 // if(ientry%200 > 0) return; // testing
217 supModuleNumber = moduleNumber = yNumber = xNumber = absid = 0;
218 if(keyGeom >= 1) { // TRD1 case now
219 gMC->CurrentVolOffID(4, supModuleNumber);
220 gMC->CurrentVolOffID(3, moduleNumber);
221 gMC->CurrentVolOffID(1, yNumber);
222 gMC->CurrentVolOffID(0, xNumber); // really x number now
223 if(strcmp(gMC->CurrentVolOffName(4),"SM10")==0) supModuleNumber += 10; // 13-oct-05
225 if(strcmp(gMC->CurrentVolOffName(0),vn) != 0) { // 3X3 case
226 if (strcmp(gMC->CurrentVolOffName(0),"SCX1")==0) xNumber=1;
227 else if(strcmp(gMC->CurrentVolOffName(0),"SCX2")==0) xNumber=2;
228 else if(strcmp(gMC->CurrentVolOffName(0),"SCX3")==0) xNumber=3;
229 else Fatal("StepManager()", "Wrong name of sensetive volume in 3X3 case : %s ", gMC->CurrentVolOffName(0));
232 gMC->CurrentVolOffID(5, supModuleNumber);
233 gMC->CurrentVolOffID(4, moduleNumber);
234 gMC->CurrentVolOffID(1, yNumber);
235 gMC->CurrentVolOffID(0, xNumber);
236 if (strcmp(gMC->CurrentVolOffName(5),"SMOP")==0) supModuleNumber = nSMOP[supModuleNumber-1];
237 else if(strcmp(gMC->CurrentVolOffName(5),"SMON")==0) supModuleNumber = nSMON[supModuleNumber-1];
238 else assert(0); // something wrong
240 absid = fGeometry->GetAbsCellId(supModuleNumber-1, moduleNumber-1, yNumber-1, xNumber-1);
243 printf(" supModuleNumber %i : moduleNumber %i : yNumber %i : xNumber %i \n",
244 supModuleNumber, moduleNumber, yNumber, xNumber);
245 Fatal("StepManager()", "Wrong id : %i ", absid) ;
248 Float_t lightYield = depositedEnergy ;
249 // Apply Birk's law (copied from G3BIRK)
251 if (gMC->TrackCharge()!=0) { // Check
252 Float_t birkC1Mod = 0;
253 if (fBirkC0==1){ // Apply correction for higher charge states
254 if (TMath::Abs(gMC->TrackCharge())>=2) birkC1Mod = fBirkC1*7.2/12.6;
255 else birkC1Mod = fBirkC1;
259 if (gMC->TrackStep()>0) dedxcm=1000.*gMC->Edep()/gMC->TrackStep();
261 lightYield=lightYield/(1.+birkC1Mod*dedxcm+fBirkC2*dedxcm*dedxcm);
264 // use sampling fraction to get original energy --HG
265 // xyzte[4] = lightYield * fGeometry->GetSampling();
266 xyzte[4] = lightYield; // 15-dec-04
269 printf("#sm %2i #m %3i #x %1i #z %1i -> absid %i : xyzte[4] = %f\n",
270 supModuleNumber,moduleNumber,yNumber,xNumber,absid, xyzte[4]);
272 AddHit(fIshunt, fCurPrimary,tracknumber, fCurParent, ienergy, absid, xyzte, pmom);
273 } // there is deposited energy
277 void AliEMCALv2::FinishEvent()
279 // Calculate deposit energy and fill control histogram; 26-may-05
281 fHNhits->Fill(double(fHits->GetEntries()));
282 de = GetDepositEnergy(0);
283 if(fHDe) fHDe->Fill(de);
286 Double_t AliEMCALv2::GetDepositEnergy(int print)
288 // 23-mar-05 - for testing
289 if(fHits == 0) return 0.;
292 for(int ih=0; ih<fHits->GetEntries(); ih++) {
293 hit = (AliEMCALHit*)fHits->UncheckedAt(ih);
294 de += hit->GetEnergy();
297 cout<<"AliEMCALv2::GetDepositEnergy() : fHits "<<fHits<<endl;
298 printf(" #hits %i de %f \n", fHits->GetEntries(), de);
300 printf(" #primary particles %i\n", gAlice->GetHeader()->GetNprimary());
306 void AliEMCALv2::Browse(TBrowser* b)
311 void AliEMCALv2::DrawCalorimeterCut(const char *name, int axis, double dcut)
313 // Size of tower is 5.6x5.6x24.8 (25.0); cut on Z axiz
314 TString g(fGeometry->GetName());
316 gMC->Gsatt("*", "seen", 0);
320 if(axis!=1) SetVolumeAttributes("STPL", 1, 1, fill);
324 if(sn.Contains("SCM")) colo=5;
325 SetVolumeAttributes(name, 1, colo, fill);
326 if(g.Contains("110DEG") && sn=="SMOD") SetVolumeAttributes("SM10", 1, colo, fill);
328 TString st(GetTitle());
332 char *optShad = "on", *optHide="on";
336 // optHide = optShad = "off";
338 if(dcut==0.) SetVolumeAttributes("SCM0", 1, 5, fill); // yellow
341 gMC->Gdopt("hide", optHide);
342 gMC->Gdopt("shad", optShad);
344 gROOT->ProcessLine("TGeant3 *g3 = (TGeant3*)gMC");
346 sprintf(cmd,"g3->Gdrawc(\"XEN1\", %i, %5.1f, 12., 8., %3.2f, %3.2f)\n", axis, dcut, cxy,cxy);
347 printf("\n%s\n",cmd); gROOT->ProcessLine(cmd);
349 sprintf(cmd,"gMC->Gdhead(1111, \"%s\")\n", st.Data());
350 printf("%s\n",cmd); gROOT->ProcessLine(cmd);
353 void AliEMCALv2::DrawSuperModuleCut(const char *name, int axis, double dcut, int fill)
355 // Size of tower is 5.6x5.6x24.8 (25.0); cut on Z axiz
356 TString sn(GetGeometry()->GetName());
358 char *tit[3]={"xcut", "ycut", "zcut"};
359 if(axis<1) axis=1; if(axis>3) axis=3;
361 gMC->Gsatt("*", "seen", 0);
364 // SetVolumeAttributes("SMOD", 1, 1, fill); // black
365 SetVolumeAttributes(name, 1, 5, fill); // yellow
367 double cxy=0.055, x0=10., y0=10.;
368 char *optShad = "on", *optHide="on";
369 if(sn.Contains("TRD1")) {
370 SetVolumeAttributes("STPL", 1, 3, fill); // green
372 gMC->Gsatt("STPL", "seen", 0);
376 } else if(axis==3) cxy = 0.1;
377 } else if(sn.Contains("TRD2")) {
379 if (axis==2) cxy=0.06;
381 gMC->Gdopt("hide", optHide);
382 gMC->Gdopt("shad", optShad);
384 TString st("Shish-Kebab, Compact, SMOD, ");
385 if(sn.Contains("TWIST")) st = "Shish-Kebab, Twist, SMOD, ";
388 gROOT->ProcessLine("TGeant3 *g3 = (TGeant3*)gMC");
390 sprintf(cmd,"g3->Gdrawc(\"SMOD\", %i, %6.3f, %5.1f, %5.1f, %5.3f, %5.3f)\n",axis,dcut,x0,y0,cxy,cxy);
391 printf("\n%s\n",cmd); gROOT->ProcessLine(cmd);
393 sprintf(cmd,"gMC->Gdhead(1111, \"%s\")\n", st.Data());
394 printf("%s\n",cmd); gROOT->ProcessLine(cmd);
396 if(sn.Contains("TRD1")){
397 printf("Begin of super module\n");
398 printf("g3->Gdrawc(\"SMOD\", 2, 0.300, 89., 10., 0.5, 0.5)\n");
399 printf("Center of super modules\n");
400 printf("g3->Gdrawc(\"SMOD\", 2, 0.300, 0., 10., 0.5, 0.5)\n");
401 printf("end of super modules\n");
402 printf("g3->Gdrawc(\"SMOD\", 2, 0.300, -70., 10., 0.5, 0.5)\n");
403 } else if(sn.Contains("TRD2")){
404 printf("Begin of super module ** TRD2 ** \n");
405 printf("g3->Gdrawc(\"SMOD\", 2, 0.00, 40., -80, 0.2, 0.2)\n");
406 printf("end of super modules\n");
407 printf("g3->Gdrawc(\"SMOD\", 2, 0.00, -20., -80, 0.2, 0.2)\n");
409 printf(" *** Z cut (Y|X plane)\n scale 0.4\n");
410 printf("g3->Gdrawc(\"SMOD\", 3, -170.,-165.,10.,0.4,0.4)\n");
411 printf(" scale 0.2\n");
412 printf("g3->Gdrawc(\"SMOD\", 3, -170.,-80.,10.,0.2,0.2)\n");
413 printf(" scale 0.12\n");
414 printf("g3->Gdrawc(\"SMOD\", 3, -170.,-45.,10.,0.12,0.12)\n");
418 void AliEMCALv2::DrawTowerCut(const char *name, int axis, double dcut, int fill, char *optShad)
420 // Size of tower is 5.6x5.6x24.8 (25.0); cut on Z axiz
421 if(axis<1) axis=1; if(axis>3) axis=3;
422 TString mn(name); mn.ToUpper();
423 TString sn(GetGeometry()->GetName());
425 gMC->Gsatt("*", "seen", 0);
426 gMC->Gsatt("*", "fill", fill);
428 // int mainColo=5; // yellow
430 SetVolumeAttributes(mn.Data(), 1, 1, fill);
431 SetVolumeAttributes("SCM0", 1, 5, fill); // yellow
432 SetVolumeAttributes("SCPA", 1, 3, fill); // green - 13-may-05
433 } else if(mn == "SCM0") { // first division
434 SetVolumeAttributes(mn.Data(), 1, 1, fill);
435 SetVolumeAttributes("SCMY", 1, 5, fill); // yellow
436 } else if(mn == "SCMY") { // first division
437 SetVolumeAttributes(mn.Data(), 1, 1, fill);
438 if(sn.Contains("TEST") && sn.Contains("3X3")) {
439 SetVolumeAttributes("SCX1", 1, 5, fill); // yellow
440 SetVolumeAttributes("SCX2", 1, 2, fill); // red
441 SetVolumeAttributes("SCX3", 1, 3, fill); // green
443 SetVolumeAttributes("SCMX", 1, 5, fill); // yellow
445 } else if(mn == "SCMX" || mn.Contains("SCX")) {
446 SetVolumeAttributes(mn.Data(), 1, 5, fill);// yellow
447 SetVolumeAttributes("PBTI", 1, 4, fill);
449 printf("<W> for volume |%s| did not defined volume attributes\n", mn.Data());
452 // TString st("Shish-Kebab, 2x2 mm sampling, 62 layers, ");
453 TString st("Shashlyk, 2x2 mm sampling, 62 layers, ");
454 if (sn.Contains("25")) st = "Shish-Kebab, 5x5 mm sampling, 25 layers, ";
455 else if(sn.Contains("MAY05")) st = "Shish-Kebab, 5x5 mm sampling, 77 layers, ";
456 if(sn.Contains("TRD1")) st += " TRD1, ";
457 if(sn.Contains("3X3")) st += " 3x3, ";
460 gROOT->ProcessLine("TGeant3 *g3 = (TGeant3*)gMC");
461 double cx=0.78, cy=2.;
462 if (axis==1 && sn.Contains("TRD")==0) {
464 gMC->Gsatt("PBTI", "seen", 0);
465 } else if (sn.Contains("TEST") && sn.Contains("3X3")) {
467 if (axis==3) cx = cy = 1.;
468 } else if (sn.Contains("TRD2")) {
469 if (axis==3) cx = cy = 2.;
470 } else if (mn.Contains("EMOD")) {
475 gMC->Gdopt("hide", optShad);
476 gMC->Gdopt("shad", optShad);
478 sprintf(cmd,"g3->Gdrawc(\"%s\", %i, %6.2f, 10., 10., %5.3f, %5.3f)\n",name, axis,dcut,cx,cy);
479 printf("\n%s\n",cmd); gROOT->ProcessLine(cmd);
481 sprintf(cmd,"gMC->Gdhead(1111, \"%s\")\n", st.Data());
482 printf("%s\n",cmd); gROOT->ProcessLine(cmd);
485 void AliEMCALv2::DrawAlicWithHits(int mode)
487 // 20-sep-04; does not work now
489 if(h2==0) h2 = new TH2F("h2","test fo hits", 60,0.5,60.5, 28,0.5,28.5);
492 gROOT->ProcessLine("TGeant3 *g3 = (TGeant3*)gMC");
493 gMC->Gsatt("*","seen",0);
494 gMC->Gsatt("scm0","seen",5);
496 gROOT->ProcessLine("g3->Gdrawc(\"ALIC\", 1, 2.0, 12., -130, 0.3, 0.3)");
497 // g3->Gdrawc("ALIC", 1, 2.0, 10., -14, 0.05, 0.05)
500 TClonesArray *hits = Hits();
501 Int_t nhits = hits->GetEntries(), absId, nSupMod, nModule, nIphi, nIeta, iphi, ieta;
502 AliEMCALHit *hit = 0;
504 for(Int_t i=0; i<nhits; i++) {
505 hit = (AliEMCALHit*)hits->UncheckedAt(i);
506 absId = hit->GetId();
507 de = hit->GetEnergy();
509 if(fGeometry->GetCellIndex(absId, nSupMod, nModule, nIphi, nIeta)){
510 // printf(" de %f abs id %i smod %i tower %i | cell iphi %i : ieta %i\n",
511 // de, absId, nSupMod, nModule, nIphi, nIeta);
513 fGeometry->GetCellPhiEtaIndexInSModule(nSupMod,nModule,nIphi,nIeta, iphi,ieta);
514 // printf(" iphi %i : ieta %i\n", iphi,ieta);
515 h2->Fill(double(ieta),double(iphi), de);
520 printf(" #hits %i : sum de %f -> %f \n", nhits, des, h2->Integral());
521 if(mode>0 && h2->Integral()>0.) h2->Draw();
524 void AliEMCALv2::SetVolumeAttributes(const char *name, int seen, int color, int fill)
526 /* seen=-2:volume is visible but none of its descendants;
527 -1:volume is not visible together with all its descendants;
528 0:volume is not visible;
529 1:volume is visible. */
530 gMC->Gsatt(name, "seen", seen);
531 gMC->Gsatt(name, "colo", color);
532 gMC->Gsatt(name, "fill", fill);
533 printf(" %s : seen %i color %i fill %i \n", name, seen, color, fill);
536 void AliEMCALv2::TestIndexTransition(int pri, int idmax)
538 // Test for EMCAL_SHISH geometry
539 TString sn(fGeometry->GetName());
540 if(!sn.Contains("SHISH")) {
541 printf("Wrong geometry |%s| ! Bye \n", sn.Data());
545 Int_t nSupMod, nModule, nIphi, nIeta, idNew, nGood=0;
546 if(idmax==0) idmax = fGeometry->GetNCells();
547 for(Int_t id=1; id<=idmax; id++) {
548 if(!fGeometry->GetCellIndex(id, nSupMod, nModule, nIphi, nIeta)){
549 printf(" Wrong abs ID %i : #cells %i\n", id, fGeometry->GetNCells());
552 idNew = fGeometry->GetAbsCellId(nSupMod, nModule, nIphi, nIeta);
553 if(id != idNew || pri>0) {
554 printf(" ID %i : %i <- new id\n", id, idNew);
555 printf(" nSupMod %i ", nSupMod);
556 printf(" nModule %i ", nModule);
557 printf(" nIphi %i ", nIphi);
558 printf(" nIeta %i \n", nIeta);
562 printf(" Good decoding %i : %i <- #cells \n", nGood, fGeometry->GetNCells());