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 *
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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.
28 // --- ROOT system ---
29 #include <TParticle.h>
30 #include <TVirtualMC.h>
35 // --- Standard library ---
37 // --- AliRoot header files ---
38 #include "AliEMCALv2.h"
39 #include "AliEMCALHit.h"
40 #include "AliEMCALGeometry.h"
42 #include "AliHeader.h"
44 #include "AliPoints.h"
45 // for TRD1 case only; May 31,2006
49 //______________________________________________________________________
50 AliEMCALv2::AliEMCALv2():AliEMCALv1(), fGeometry(0){
54 //______________________________________________________________________
55 AliEMCALv2::AliEMCALv2(const char *name, const char *title): AliEMCALv1(name,title) {
58 fHits= new TClonesArray("AliEMCALHit",1000);
59 gAlice->GetMCApp()->AddHitList(fHits);
62 fIshunt = 2; // All hits are associated with particles entering the calorimeter
65 fGeometry = GetGeometry();
70 fHDe = new TH1F("fHDe","De in EMCAL", 1000, 0., 1.);
71 fHNhits = new TH1F("fHNhits","#hits in EMCAL", 2001, -0.5, 2000.5);
72 fHistograms->Add(fHDe);
73 fHistograms->Add(fHNhits);
78 //______________________________________________________________________
79 AliEMCALv2::~AliEMCALv2(){
89 //______________________________________________________________________
90 void AliEMCALv2::AddHit(Int_t shunt, Int_t primary, Int_t tracknumber, Int_t iparent, Float_t ienergy,
91 Int_t id, Float_t * hits,Float_t * p){
92 // Add a hit to the hit list.
93 // An EMCAL hit is the sum of all hits in a tower section
94 // originating from the same entering particle
95 static Int_t hitCounter;
96 static AliEMCALHit *newHit, *curHit;
101 newHit = new AliEMCALHit(shunt, primary, tracknumber, iparent, ienergy, id, hits, p);
102 for ( hitCounter = fNhits-1; hitCounter >= 0 && !deja; hitCounter-- ) {
103 curHit = (AliEMCALHit*) (*fHits)[hitCounter];
104 // We add hits with the same tracknumber, while GEANT treats
105 // primaries succesively
106 if(curHit->GetPrimary() != primary)
108 if( *curHit == *newHit ) {
109 *curHit = *curHit + *newHit;
111 // break; // 30-aug-04 by PAI
113 } // end for hitCounter
116 new((*fHits)[fNhits]) AliEMCALHit(*newHit);
119 // printf(" fNhits %i \n", fNhits);
122 //______________________________________________________________________
123 void AliEMCALv2::StepManager(void){
124 // Accumulates hits as long as the track stays in a tower
126 // position wrt MRS and energy deposited
127 static Float_t xyzte[5]={0.,0.,0.,0.,0.};// position wrt MRS, time and energy deposited
128 static Float_t pmom[4]={0.,0.,0.,0.};
129 static TLorentzVector pos; // Lorentz vector of the track current position.
130 static TLorentzVector mom; // Lorentz vector of the track current momentum.
131 static Float_t ienergy = 0;
132 static TString curVolName;
133 static int supModuleNumber, moduleNumber, yNumber, xNumber, absid;
134 static int keyGeom=1;
135 static char *vn = "SCMX"; // Apr 13, 2006 - only TRD1 case now
136 // static char *vn = "SX"; // 15-mar-05
137 static int nSMOP[7]={1,3,5,7,9,11}; // 30-mar-05
138 static int nSMON[7]={2,4,6,8,10,12};
139 static Float_t depositedEnergy=0.0;
143 if(gMC->VolId("PBMO")==0 || gMC->VolId("WSUC")==1) {
144 vn = "SCMX"; // old TRD2(TRD1) or WSUC
147 printf("AliEMCALv2::StepManager(): keyGeom %i : Sensetive volume %s \n",
149 if(gMC->VolId("WSUC")==1) printf(" WSUC - cosmic ray stand geometry \n");
151 Int_t tracknumber = gAlice->GetMCApp()->GetCurrentTrackNumber();
153 curVolName = gMC->CurrentVolName();
154 if(curVolName.Contains(vn)) { // We are in a scintillator layer
155 // printf(" keyGeom %i : Sensetive volume %s (%s) \n", keyGeom, curVolName.Data(), vn);
157 if( ((depositedEnergy = gMC->Edep()) > 0.) && (gMC->TrackTime() < fTimeCut)){// Track is inside a scintillator and deposits some energy
158 // Info("StepManager "," entry %i DE %f",++ientry, depositedEnergy); // for testing
160 fCurPrimary=gAlice->GetMCApp()->GetPrimary(tracknumber);
162 if (fCurParent==-1 || tracknumber != fCurTrack) {
164 Int_t parent=tracknumber;
165 if (fCurParent != -1) {
166 while (parent != fCurParent && parent != -1) {
167 TParticle *part=gAlice->GetMCApp()->Particle(parent);
168 parent=part->GetFirstMother();
171 if (fCurParent==-1 || parent==-1) {
172 Int_t parent=tracknumber;
173 TParticle *part=gAlice->GetMCApp()->Particle(parent);
174 while (parent != -1 && fGeometry->IsInEMCAL(part->Vx(),part->Vy(),part->Vz())) {
175 parent=part->GetFirstMother();
177 part=gAlice->GetMCApp()->Particle(parent);
181 Error("StepManager","Cannot find parent");
183 TParticle *part=gAlice->GetMCApp()->Particle(fCurParent);
184 ienergy = part->Energy();
186 while (parent != -1) {
187 part=gAlice->GetMCApp()->Particle(parent);
188 part->SetBit(kKeepBit);
189 parent=part->GetFirstMother();
192 fCurTrack=tracknumber;
194 gMC->TrackPosition(pos);
198 xyzte[3] = gMC->TrackTime() ;
200 gMC->TrackMomentum(mom);
206 // if(ientry%200 > 0) return; // testing
207 supModuleNumber = moduleNumber = yNumber = xNumber = absid = 0;
208 if(keyGeom >= 1) { // old style
209 gMC->CurrentVolOffID(4, supModuleNumber);
210 gMC->CurrentVolOffID(3, moduleNumber);
211 gMC->CurrentVolOffID(1, yNumber);
212 gMC->CurrentVolOffID(0, xNumber); // really x number now
213 if(strcmp(gMC->CurrentVolOffName(4),"SM10")==0) supModuleNumber += 10; // 13-oct-05
215 gMC->CurrentVolOffID(5, supModuleNumber);
216 gMC->CurrentVolOffID(4, moduleNumber);
217 gMC->CurrentVolOffID(1, yNumber);
218 gMC->CurrentVolOffID(0, xNumber);
219 if (strcmp(gMC->CurrentVolOffName(5),"SMOP")==0) supModuleNumber = nSMOP[supModuleNumber-1];
220 else if(strcmp(gMC->CurrentVolOffName(5),"SMON")==0) supModuleNumber = nSMON[supModuleNumber-1];
221 else assert(0); // something wrong
223 absid = fGeometry->GetAbsCellId(supModuleNumber-1, moduleNumber-1, yNumber-1, xNumber-1);
225 if (absid < 0) Fatal("StepManager()", "Wrong id ") ;
227 Float_t lightYield = depositedEnergy ;
228 // Apply Birk's law (copied from G3BIRK)
230 if (gMC->TrackCharge()!=0) { // Check
231 Float_t birkC1Mod = 0;
232 if (fBirkC0==1){ // Apply correction for higher charge states
233 if (TMath::Abs(gMC->TrackCharge())>=2) birkC1Mod = fBirkC1*7.2/12.6;
234 else birkC1Mod = fBirkC1;
238 if (gMC->TrackStep()>0) dedxcm=1000.*gMC->Edep()/gMC->TrackStep();
240 lightYield=lightYield/(1.+birkC1Mod*dedxcm+fBirkC2*dedxcm*dedxcm);
243 // use sampling fraction to get original energy --HG
244 // xyzte[4] = lightYield * fGeometry->GetSampling();
245 xyzte[4] = lightYield; // 15-dec-04
248 printf("#sm %2i #m %3i #x %1i #z %1i -> absid %i : xyzte[4] = %f\n",
249 supModuleNumber,moduleNumber,yNumber,xNumber,absid, xyzte[4]);
251 AddHit(fIshunt, fCurPrimary,tracknumber, fCurParent, ienergy, absid, xyzte, pmom);
252 } // there is deposited energy
256 void AliEMCALv2::FinishEvent()
258 // Calculate deposit energy and fill control histogram; 26-may-05
260 fHNhits->Fill(double(fHits->GetEntries()));
261 de = GetDepositEnergy(0);
262 if(fHDe) fHDe->Fill(de);
265 Double_t AliEMCALv2::GetDepositEnergy(int print)
267 // 23-mar-05 - for testing
268 if(fHits == 0) return 0.;
271 for(int ih=0; ih<fHits->GetEntries(); ih++) {
272 hit = (AliEMCALHit*)fHits->UncheckedAt(ih);
273 de += hit->GetEnergy();
276 cout<<"AliEMCALv2::GetDepositEnergy() : fHits "<<fHits<<endl;
277 printf(" #hits %i de %f \n", fHits->GetEntries(), de);
279 printf(" #primary particles %i\n", gAlice->GetHeader()->GetNprimary());
285 void AliEMCALv2::Browse(TBrowser* b)
290 void AliEMCALv2::DrawCalorimeterCut(const char *name, int axis, double dcut)
292 // Size of tower is 5.6x5.6x24.8 (25.0); cut on Z axiz
293 TString g(fGeometry->GetName());
295 gMC->Gsatt("*", "seen", 0);
299 if(axis!=1) SetVolumeAttributes("STPL", 1, 1, fill);
303 if(sn.Contains("SCM")) colo=5;
304 SetVolumeAttributes(name, 1, colo, fill);
305 if(g.Contains("110DEG") && sn=="SMOD") SetVolumeAttributes("SM10", 1, colo, fill);
307 TString st(GetTitle());
311 char *optShad = "on", *optHide="on";
315 // optHide = optShad = "off";
317 if(dcut==0.) SetVolumeAttributes("SCM0", 1, 5, fill); // yellow
320 gMC->Gdopt("hide", optHide);
321 gMC->Gdopt("shad", optShad);
323 gROOT->ProcessLine("TGeant3 *g3 = (TGeant3*)gMC");
325 sprintf(cmd,"g3->Gdrawc(\"XEN1\", %i, %5.1f, 12., 8., %3.2f, %3.2f)\n", axis, dcut, cxy,cxy);
326 printf("\n%s\n",cmd); gROOT->ProcessLine(cmd);
328 sprintf(cmd,"gMC->Gdhead(1111, \"%s\")\n", st.Data());
329 printf("%s\n",cmd); gROOT->ProcessLine(cmd);
332 void AliEMCALv2::DrawSuperModuleCut(const char *name, int axis, double dcut, int fill)
334 // Size of tower is 5.6x5.6x24.8 (25.0); cut on Z axiz
335 TString sn(GetGeometry()->GetName());
337 char *tit[3]={"xcut", "ycut", "zcut"};
338 if(axis<1) axis=1; if(axis>3) axis=3;
340 gMC->Gsatt("*", "seen", 0);
343 // SetVolumeAttributes("SMOD", 1, 1, fill); // black
344 SetVolumeAttributes(name, 1, 5, fill); // yellow
346 double cxy=0.055, x0=10., y0=10.;
347 char *optShad = "on", *optHide="on";
348 if(sn.Contains("TRD1")) {
349 SetVolumeAttributes("STPL", 1, 3, fill); // green
351 gMC->Gsatt("STPL", "seen", 0);
355 } else if(axis==3) cxy = 0.1;
356 } else if(sn.Contains("TRD2")) {
358 if (axis==2) cxy=0.06;
360 gMC->Gdopt("hide", optHide);
361 gMC->Gdopt("shad", optShad);
363 TString st("Shish-Kebab, Compact, SMOD, ");
364 if(sn.Contains("TWIST")) st = "Shish-Kebab, Twist, SMOD, ";
367 gROOT->ProcessLine("TGeant3 *g3 = (TGeant3*)gMC");
369 sprintf(cmd,"g3->Gdrawc(\"SMOD\", %i, %6.3f, %5.1f, %5.1f, %5.3f, %5.3f)\n",axis,dcut,x0,y0,cxy,cxy);
370 printf("\n%s\n",cmd); gROOT->ProcessLine(cmd);
372 sprintf(cmd,"gMC->Gdhead(1111, \"%s\")\n", st.Data());
373 printf("%s\n",cmd); gROOT->ProcessLine(cmd);
375 if(sn.Contains("TRD1")){
376 printf("Begin of super module\n");
377 printf("g3->Gdrawc(\"SMOD\", 2, 0.300, 89., 10., 0.5, 0.5)\n");
378 printf("Center of super modules\n");
379 printf("g3->Gdrawc(\"SMOD\", 2, 0.300, 0., 10., 0.5, 0.5)\n");
380 printf("end of super modules\n");
381 printf("g3->Gdrawc(\"SMOD\", 2, 0.300, -70., 10., 0.5, 0.5)\n");
382 } else if(sn.Contains("TRD2")){
383 printf("Begin of super module ** TRD2 ** \n");
384 printf("g3->Gdrawc(\"SMOD\", 2, 0.00, 40., -80, 0.2, 0.2)\n");
385 printf("end of super modules\n");
386 printf("g3->Gdrawc(\"SMOD\", 2, 0.00, -20., -80, 0.2, 0.2)\n");
388 printf(" *** Z cut (Y|X plane)\n scale 0.4\n");
389 printf("g3->Gdrawc(\"SMOD\", 3, -170.,-165.,10.,0.4,0.4)\n");
390 printf(" scale 0.2\n");
391 printf("g3->Gdrawc(\"SMOD\", 3, -170.,-80.,10.,0.2,0.2)\n");
392 printf(" scale 0.12\n");
393 printf("g3->Gdrawc(\"SMOD\", 3, -170.,-45.,10.,0.12,0.12)\n");
397 void AliEMCALv2::DrawTowerCut(const char *name, int axis, double dcut, int fill, char *optShad)
399 // Size of tower is 5.6x5.6x24.8 (25.0); cut on Z axiz
400 if(axis<1) axis=1; if(axis>3) axis=3;
401 TString mn(name); mn.ToUpper();
402 TString sn(GetGeometry()->GetName());
404 gMC->Gsatt("*", "seen", 0);
405 gMC->Gsatt("*", "fill", fill);
407 // int mainColo=5; // yellow
409 SetVolumeAttributes(mn.Data(), 1, 1, fill);
410 SetVolumeAttributes("SCM0", 1, 5, fill); // yellow
411 SetVolumeAttributes("SCPA", 1, 3, fill); // green - 13-may-05
412 } else if(mn == "SCM0") { // first division
413 SetVolumeAttributes(mn.Data(), 1, 1, fill);
414 SetVolumeAttributes("SCMY", 1, 5, fill); // yellow
415 } else if(mn == "SCMY") { // first division
416 SetVolumeAttributes(mn.Data(), 1, 1, fill);
417 if(sn.Contains("TEST") && sn.Contains("3X3")) {
418 SetVolumeAttributes("SCX1", 1, 5, fill); // yellow
419 SetVolumeAttributes("SCX2", 1, 2, fill); // red
420 SetVolumeAttributes("SCX3", 1, 3, fill); // green
422 SetVolumeAttributes("SCMX", 1, 5, fill); // yellow
424 } else if(mn == "SCMX" || mn.Contains("SCX")) {
425 SetVolumeAttributes(mn.Data(), 1, 5, fill);// yellow
426 SetVolumeAttributes("PBTI", 1, 4, fill);
428 printf("<W> for volume |%s| did not defined volume attributes\n", mn.Data());
431 // TString st("Shish-Kebab, 2x2 mm sampling, 62 layers, ");
432 TString st("Shashlyk, 2x2 mm sampling, 62 layers, ");
433 if (sn.Contains("25")) st = "Shish-Kebab, 5x5 mm sampling, 25 layers, ";
434 else if(sn.Contains("MAY05")) st = "Shish-Kebab, 5x5 mm sampling, 77 layers, ";
435 if(sn.Contains("TRD1")) st += " TRD1, ";
436 if(sn.Contains("3X3")) st += " 3x3, ";
439 gROOT->ProcessLine("TGeant3 *g3 = (TGeant3*)gMC");
440 double cx=0.78, cy=2.;
441 if (axis==1 && sn.Contains("TRD")==0) {
443 gMC->Gsatt("PBTI", "seen", 0);
444 } else if (sn.Contains("TEST") && sn.Contains("3X3")) {
446 if (axis==3) cx = cy = 1.;
447 } else if (sn.Contains("TRD2")) {
448 if (axis==3) cx = cy = 2.;
449 } else if (mn.Contains("EMOD")) {
454 gMC->Gdopt("hide", optShad);
455 gMC->Gdopt("shad", optShad);
457 sprintf(cmd,"g3->Gdrawc(\"%s\", %i, %6.2f, 10., 10., %5.3f, %5.3f)\n",name, axis,dcut,cx,cy);
458 printf("\n%s\n",cmd); gROOT->ProcessLine(cmd);
460 sprintf(cmd,"gMC->Gdhead(1111, \"%s\")\n", st.Data());
461 printf("%s\n",cmd); gROOT->ProcessLine(cmd);
464 void AliEMCALv2::DrawAlicWithHits(int mode)
466 // 20-sep-04; does not work now
468 if(h2==0) h2 = new TH2F("h2","test fo hits", 60,0.5,60.5, 28,0.5,28.5);
471 gROOT->ProcessLine("TGeant3 *g3 = (TGeant3*)gMC");
472 gMC->Gsatt("*","seen",0);
473 gMC->Gsatt("scm0","seen",5);
475 gROOT->ProcessLine("g3->Gdrawc(\"ALIC\", 1, 2.0, 12., -130, 0.3, 0.3)");
476 // g3->Gdrawc("ALIC", 1, 2.0, 10., -14, 0.05, 0.05)
479 TClonesArray *hits = Hits();
480 Int_t nhits = hits->GetEntries(), absId, nSupMod, nTower, nIphi, nIeta, iphi, ieta;
481 AliEMCALHit *hit = 0;
483 for(Int_t i=0; i<nhits; i++) {
484 hit = (AliEMCALHit*)hits->UncheckedAt(i);
485 absId = hit->GetId();
486 de = hit->GetEnergy();
488 if(fGeometry->GetCellIndex(absId, nSupMod, nTower, nIphi, nIeta)){
489 // printf(" de %f abs id %i smod %i tower %i | cell iphi %i : ieta %i\n",
490 // de, absId, nSupMod, nTower, nIphi, nIeta);
492 fGeometry->GetCellPhiEtaIndexInSModule(nSupMod,nTower,nIphi,nIeta, iphi,ieta);
493 // printf(" iphi %i : ieta %i\n", iphi,ieta);
494 h2->Fill(double(ieta),double(iphi), de);
499 printf(" #hits %i : sum de %f -> %f \n", nhits, des, h2->Integral());
500 if(mode>0 && h2->Integral()>0.) h2->Draw();
503 void AliEMCALv2::SetVolumeAttributes(const char *name, int seen, int color, int fill)
505 /* seen=-2:volume is visible but none of its descendants;
506 -1:volume is not visible together with all its descendants;
507 0:volume is not visible;
508 1:volume is visible. */
509 gMC->Gsatt(name, "seen", seen);
510 gMC->Gsatt(name, "colo", color);
511 gMC->Gsatt(name, "fill", fill);
512 printf(" %s : seen %i color %i fill %i \n", name, seen, color, fill);
515 void AliEMCALv2::TestIndexTransition(int pri, int idmax)
517 // Test for EMCAL_SHISH geometry
518 TString sn(fGeometry->GetName());
519 if(!sn.Contains("SHISH")) {
520 printf("Wrong geometry |%s| ! Bye \n", sn.Data());
524 Int_t nSupMod, nTower, nIphi, nIeta, idNew, nGood=0;
525 if(idmax==0) idmax = fGeometry->GetNCells();
526 for(Int_t id=1; id<=idmax; id++) {
527 if(!fGeometry->GetCellIndex(id, nSupMod, nTower, nIphi, nIeta)){
528 printf(" Wrong abs ID %i : #cells %i\n", id, fGeometry->GetNCells());
531 idNew = fGeometry->GetAbsCellId(nSupMod, nTower, nIphi, nIeta);
532 if(id != idNew || pri>0) {
533 printf(" ID %i : %i <- new id\n", id, idNew);
534 printf(" nSupMod %i ", nSupMod);
535 printf(" nTower %i ", nTower);
536 printf(" nIphi %i ", nIphi);
537 printf(" nIeta %i \n", nIeta);
541 printf(" Good decoding %i : %i <- #cells \n", nGood, fGeometry->GetNCells());