1 /**************************************************************************
2 * Copyright(c) 1998-1999, 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 **************************************************************************/
17 ///////////////////////////////////////////////////////////////////////////////
19 // PHOS tender, recalibrate PHOS clusters //
20 // and do track matching //
21 // Author : Dmitri Peressounko (RRC KI) //
23 ///////////////////////////////////////////////////////////////////////////////
30 #include <AliVEvent.h>
31 #include <AliAODEvent.h>
32 #include <AliESDEvent.h>
33 #include <AliAnalysisManager.h>
34 #include <AliTender.h>
35 #include <AliCDBManager.h>
37 #include "TGeoGlobalMagField.h"
39 #include "AliVCluster.h"
40 #include "AliPHOSTenderSupply.h"
41 #include "AliPHOSCalibData.h"
42 #include "AliPHOSGeometry.h"
43 #include "AliPHOSEsdCluster.h"
44 #include "AliPHOSAodCluster.h"
45 #include "AliOADBContainer.h"
47 ClassImp(AliPHOSTenderSupply)
49 AliPHOSTenderSupply::AliPHOSTenderSupply() :
51 ,fOCDBpass("local://OCDB")
52 ,fNonlinearityVersion("Default")
54 ,fRecoPass(-1) //to be defined
63 for(Int_t i=0;i<10;i++)fNonlinearityParams[i]=0. ;
64 for(Int_t mod=0;mod<5;mod++)fPHOSBadMap[mod]=0x0 ;
67 //_____________________________________________________
68 AliPHOSTenderSupply::AliPHOSTenderSupply(const char *name, const AliTender *tender) :
69 AliTenderSupply(name,tender)
70 ,fOCDBpass("alien:///alice/cern.ch/user/p/prsnko/PHOSrecalibrations/")
71 ,fNonlinearityVersion("Default")
73 ,fRecoPass(-1) //to be defined
82 for(Int_t i=0;i<10;i++)fNonlinearityParams[i]=0. ;
83 for(Int_t mod=0;mod<5;mod++)fPHOSBadMap[mod]=0x0 ;
86 //_____________________________________________________
87 AliPHOSTenderSupply::~AliPHOSTenderSupply()
91 delete fPHOSCalibData;
95 //_____________________________________________________
96 void AliPHOSTenderSupply::InitTender()
99 // Initialise PHOS tender
103 runNumber = fTender->GetRun();
106 AliError("Neither Tender not Taks was not set") ;
109 AliAODEvent *aod = dynamic_cast<AliAODEvent*>(fTask->InputEvent()) ;
111 runNumber = aod->GetRunNumber() ;
113 AliESDEvent *esd = dynamic_cast<AliESDEvent*>(fTask->InputEvent()) ;
115 runNumber = esd->GetRunNumber() ;
117 AliError("Taks does not contain neither ESD nor AOD") ;
123 if(fRecoPass<0){ //not defined yet
124 // read if from filename.
125 AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
126 TTree * t = mgr->GetTree();
128 TFile * f = t->GetCurrentFile() ;
130 TString fname(f->GetName());
131 if(fname.Contains("pass1"))
134 if(fname.Contains("pass2"))
137 if(fname.Contains("pass3"))
142 AliError("Can not find pass number from file name, set it manually");
148 AliOADBContainer geomContainer("phosGeo");
149 geomContainer.InitFromFile("$ALICE_ROOT/OADB/PHOS/PHOSGeometry.root","PHOSRotationMatrixes");
150 TObjArray *matrixes = (TObjArray*)geomContainer.GetObject(runNumber,"PHOSRotationMatrixes");
151 fPHOSGeo = AliPHOSGeometry::GetInstance("IHEP") ;
152 for(Int_t mod=0; mod<5; mod++) {
153 if(!matrixes->At(mod)) continue;
154 fPHOSGeo->SetMisalMatrix(((TGeoHMatrix*)matrixes->At(mod)),mod) ;
155 printf(".........Adding Matrix(%d), geo=%p\n",mod,fPHOSGeo) ;
159 //Init Bad channels map
160 if(!fUsePrivateBadMap){
161 AliOADBContainer badmapContainer(Form("phosBadMap"));
162 badmapContainer.InitFromFile("$ALICE_ROOT/OADB/PHOS/PHOSBadMaps.root","phosBadMap");
163 TObjArray *maps = (TObjArray*)badmapContainer.GetObject(runNumber,"phosBadMap");
165 AliError(Form("Can not read Bad map for run %d. \n You may choose to use your map with ForceUsingBadMap()\n",runNumber)) ;
168 AliInfo(Form("Setting PHOS bad map with name %s \n",maps->GetName())) ;
169 for(Int_t mod=0; mod<5;mod++){
171 delete fPHOSBadMap[mod] ;
172 TH2I * h = (TH2I*)maps->At(mod) ;
174 fPHOSBadMap[mod]=new TH2I(*h) ;
179 if(!fUsePrivateCalib){
181 //Check the pass1-pass2-pass3 reconstruction
182 AliOADBContainer calibContainer("phosRecalibration");
183 calibContainer.InitFromFile("$ALICE_ROOT/OADB/PHOS/PHOSCalibrations.root","phosRecalibration");
184 TObjArray *recalib = (TObjArray*)calibContainer.GetObject(runNumber,"PHOSRecalibration");
186 AliFatal(Form("Can not read calibrations for run %d\n. You may choose your specific calibration with ForceUsingCalibration()\n",runNumber)) ;
189 fPHOSCalibData = (AliPHOSCalibData*)recalib->At(fRecoPass-1) ;
190 if(!fPHOSCalibData) {
191 AliFatal(Form("Can not find calibration for run %d, pass %d \n",runNumber, fRecoPass)) ;
198 //_____________________________________________________
199 void AliPHOSTenderSupply::ProcessEvent()
201 //Choose PHOS clusters and recalibrate them
202 //that it recalculate energy, position and distance
203 //to closest track extrapolation
205 AliESDEvent *esd = 0x0 ;
206 AliAODEvent *aod = 0x0 ;
208 esd = fTender->GetEvent();
216 esd = dynamic_cast<AliESDEvent*>(fTask->InputEvent()) ;
217 aod = dynamic_cast<AliAODEvent*>(fTask->InputEvent()) ;
223 || (fTender && fTender->RunChanged())){ //In case of Task init called automatically
230 const AliESDVertex *esdVertex = esd->GetPrimaryVertex();
231 vertex.SetXYZ(esdVertex->GetX(),esdVertex->GetY(),esdVertex->GetZ());
234 const AliAODVertex *aodVertex = aod->GetPrimaryVertex();
235 vertex.SetXYZ(aodVertex->GetX(),aodVertex->GetY(),aodVertex->GetZ());
237 if(vertex.Mag()>99.) //vertex not defined?
238 vertex.SetXYZ(0.,0.,0.) ;
242 const Double_t logWeight=4.5 ;
244 if(esd){ //To avoid multiple if in loops we made
245 //almost identical pecies of code. Please apply changes to both!!!
246 Int_t multClust=esd->GetNumberOfCaloClusters();
247 AliESDCaloCells * cells = esd->GetPHOSCells() ;
249 for (Int_t i=0; i<multClust; i++) {
250 AliESDCaloCluster *clu = esd->GetCaloCluster(i);
251 if ( !clu->IsPHOS()) continue;
254 clu->GetPosition(position);
255 TVector3 global(position) ;
257 fPHOSGeo->GlobalPos2RelId(global,relId) ;
258 Int_t mod = relId[0] ;
259 Int_t cellX = relId[2];
260 Int_t cellZ = relId[3] ;
261 if ( !IsGoodChannel(mod,cellX,cellZ) ) {
266 //Apply re-Calibreation
267 AliPHOSEsdCluster cluPHOS(*clu);
268 cluPHOS.Recalibrate(fPHOSCalibData,cells); // modify the cell energies
269 cluPHOS.EvalAll(logWeight,vertex); // recalculate the cluster parameters
270 cluPHOS.SetE(CorrectNonlinearity(cluPHOS.E()));// Users's nonlinearity
272 //Correct Misalignment
273 CorrectPHOSMisalignment(global,mod) ;
274 position[0]=global.X() ;
275 position[1]=global.Y() ;
276 position[2]=global.Z() ;
277 cluPHOS.SetPosition(position) ;
279 //Eval CoreDispersion
280 Double_t m02=0.,m20=0.;
281 EvalLambdas(&cluPHOS,m02, m20);
282 clu->SetDispersion(TestLambda(clu->E(),m20,m02)) ;
285 cluPHOS.GetPosition(xyz);
286 clu->SetPosition(xyz); //rec.point position in MARS
287 clu->SetE(cluPHOS.E()); //total or core particle energy
288 // clu->SetDispersion(cluPHOS.GetDispersion()); //cluster dispersion
289 // ec->SetPID(rp->GetPID()) ; //array of particle identification
290 clu->SetM02(cluPHOS.GetM02()) ; //second moment M2x
291 clu->SetM20(cluPHOS.GetM20()) ; //second moment M2z
292 Double_t dx=0.,dz=0. ;
293 fPHOSGeo->GlobalPos2RelId(global,relId) ;
295 fPHOSGeo->Global2Local(locPos,global,mod) ;
299 FindTrackMatching(mod,&locPos,dx,dz,pttrack,charge) ;
300 Double_t r=TestCPV(dx, dz, pttrack,charge) ;
301 clu->SetTrackDistance(dx,dz);
303 clu->SetEmcCpvDistance(r);
304 clu->SetChi2(TestLambda(clu->E(),clu->GetM20(),clu->GetM02())); //not yet implemented
305 clu->SetTOF(cluPHOS.GetTOF());
310 Int_t multClust=aod->GetNumberOfCaloClusters();
311 AliAODCaloCells * cells = aod->GetPHOSCells() ;
313 for (Int_t i=0; i<multClust; i++) {
314 AliAODCaloCluster *clu = aod->GetCaloCluster(i);
315 if ( !clu->IsPHOS()) continue;
318 clu->GetPosition(position);
319 TVector3 global(position) ;
321 fPHOSGeo->GlobalPos2RelId(global,relId) ;
322 Int_t mod = relId[0] ;
323 Int_t cellX = relId[2];
324 Int_t cellZ = relId[3] ;
325 if ( !IsGoodChannel(mod,cellX,cellZ) ) {
329 TVector3 locPosOld; //Use it to re-calculate distance to track
330 fPHOSGeo->Global2Local(locPosOld,global,mod) ;
332 //Apply re-Calibreation
333 AliPHOSAodCluster cluPHOS(*clu);
334 cluPHOS.Recalibrate(fPHOSCalibData,cells); // modify the cell energies
335 cluPHOS.EvalAll(logWeight,vertex); // recalculate the cluster parameters
336 cluPHOS.SetE(CorrectNonlinearity(cluPHOS.E()));// Users's nonlinearity
338 //Correct Misalignment
339 cluPHOS.GetPosition(position);
340 global.SetXYZ(position[0],position[1],position[2]);
341 CorrectPHOSMisalignment(global,mod) ;
342 position[0]=global.X() ;
343 position[1]=global.Y() ;
344 position[2]=global.Z() ;
346 clu->SetPosition(position); //rec.point position in MARS
347 clu->SetE(cluPHOS.E()); //total or core particle energy
348 clu->SetDispersion(cluPHOS.GetDispersion()); //cluster dispersion
349 // ec->SetPID(rp->GetPID()) ; //array of particle identification
350 clu->SetM02(cluPHOS.GetM02()) ; //second moment M2x
351 clu->SetM20(cluPHOS.GetM20()) ; //second moment M2z
352 //correct distance to track
353 Double_t dx=clu->GetTrackDx() ;
354 Double_t dz=clu->GetTrackDz() ;
355 if(dx!=-999.){ //there is matched track
357 fPHOSGeo->Global2Local(locPos,global,mod) ;
358 dx+=locPos.X()-locPosOld.X() ;
359 dz+=locPos.Z()-locPosOld.Z() ;
360 clu->SetTrackDistance(dx,dz);
362 Double_t r = 999. ; //Big distance
363 int nTracksMatched = clu->GetNTracksMatched();
364 if(nTracksMatched > 0) {
365 AliVTrack* track = dynamic_cast<AliVTrack*> (clu->GetTrackMatched(0));
367 Double_t pttrack = track->Pt();
368 Short_t charge = track->Charge();
369 r=TestCPV(dx, dz, pttrack,charge) ;
372 clu->SetEmcCpvDistance(r); //Distance in sigmas
374 clu->SetChi2(TestLambda(clu->E(),clu->GetM20(),clu->GetM02())); //not yet implemented
375 clu->SetTOF(cluPHOS.GetTOF());
380 //___________________________________________________________________________________________________
381 void AliPHOSTenderSupply::FindTrackMatching(Int_t mod,TVector3 *locpos,
382 Double_t &dx, Double_t &dz,
383 Double_t &pt,Int_t &charge){
384 //Find track with closest extrapolation to cluster
385 AliESDEvent *esd = 0x0 ;
387 esd= fTender->GetEvent();
389 esd= dynamic_cast<AliESDEvent*>(fTask->InputEvent());
393 AliError("ESD is not found") ;
396 Double_t magF = esd->GetMagneticField();
398 Double_t magSign = 1.0;
399 if(magF<0)magSign = -1.0;
401 if (!TGeoGlobalMagField::Instance()->GetField()) {
402 AliMagF* field = new AliMagF("Maps","Maps", magSign, magSign, AliMagF::k5kG);
403 TGeoGlobalMagField::Instance()->SetField(field);
406 // *** Start the matching
408 nt = esd->GetNumberOfTracks();
409 //Calculate actual distance to PHOS module
411 fPHOSGeo->Local2Global(mod, 0.,0., globaPos) ;
412 const Double_t rPHOS = globaPos.Pt() ; //Distance to center of PHOS module
413 const Double_t kYmax = 72.+10. ; //Size of the module (with some reserve) in phi direction
414 const Double_t kZmax = 64.+10. ; //Size of the module (with some reserve) in z direction
415 const Double_t kAlpha0=330./180.*TMath::Pi() ; //First PHOS module angular direction
416 const Double_t kAlpha= 20./180.*TMath::Pi() ; //PHOS module angular size
417 Double_t minDistance = 1.e6;
420 Double_t gposTrack[3] ;
422 Double_t bz = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->SolenoidField();
423 bz = TMath::Sign(0.5*kAlmost0Field,bz) + bz;
427 for (Int_t i=0; i<nt; i++) {
428 AliESDtrack *esdTrack=esd->GetTrack(i);
430 // Skip the tracks having "wrong" status (has to be checked/tuned)
431 ULong_t status = esdTrack->GetStatus();
432 if ((status & AliESDtrack::kTPCout) == 0) continue;
434 //Continue extrapolation from TPC outer surface
435 const AliExternalTrackParam *outerParam=esdTrack->GetOuterParam();
436 if (!outerParam) continue;
437 AliExternalTrackParam t(*outerParam);
440 //Direction to the current PHOS module
441 Double_t phiMod=kAlpha0-kAlpha*mod ;
442 if(!t.Rotate(phiMod))
445 Double_t y; // Some tracks do not reach the PHOS
446 if (!t.GetYAt(rPHOS,bz,y)) continue; // because of the bending
449 if(!t.GetZAt(rPHOS,bz,z))
451 if (TMath::Abs(z) > kZmax)
452 continue; // Some tracks miss the PHOS in Z
453 if(TMath::Abs(y) < kYmax){
454 t.PropagateToBxByBz(rPHOS,b); // Propagate to the matching module
455 //t.CorrectForMaterial(...); // Correct for the TOF material, if needed
456 t.GetXYZ(gposTrack) ;
457 TVector3 globalPositionTr(gposTrack) ;
458 TVector3 localPositionTr ;
459 fPHOSGeo->Global2Local(localPositionTr,globalPositionTr,mod) ;
460 Double_t ddx = locpos->X()-localPositionTr.X();
461 Double_t ddz = locpos->Z()-localPositionTr.Z();
462 Double_t d2 = ddx*ddx + ddz*ddz;
463 if(d2 < minDistance) {
468 charge=esdTrack->Charge() ;
471 }//Scanned all tracks
474 //____________________________________________________________
475 Float_t AliPHOSTenderSupply::CorrectNonlinearity(Float_t en){
477 //For backward compatibility, if no RecoParameters found
478 if(fNonlinearityVersion=="Default"){
479 return 0.0241+1.0504*en+0.000249*en*en ;
482 if(fNonlinearityVersion=="NoCorrection"){
485 if(fNonlinearityVersion=="Gustavo2005"){
486 return fNonlinearityParams[0]+fNonlinearityParams[1]*en + fNonlinearityParams[2]*en*en ;
488 if(fNonlinearityVersion=="Henrik2010"){
489 return en*(fNonlinearityParams[0]+fNonlinearityParams[1]*TMath::Exp(-en*fNonlinearityParams[2]))*(1.+fNonlinearityParams[3]*TMath::Exp(-en*fNonlinearityParams[4]))*(1.+fNonlinearityParams[6]/(en*en+fNonlinearityParams[5])) ;
494 //_____________________________________________________________________________
495 Double_t AliPHOSTenderSupply::TestLambda(Double_t pt,Double_t l1,Double_t l2){
496 //Parameterization for core dispersion
498 Double_t l1Mean = 1.150200 + 0.097886/(1.+1.486645*pt+0.000038*pt*pt) ;
499 Double_t l2Mean = 1.574706 + 0.997966*exp(-0.895075*pt)-0.010666*pt ;
500 Double_t l1Sigma = 0.100255 + 0.337177*exp(-0.517684*pt)+0.001170*pt ;
501 Double_t l2Sigma = 0.232580 + 0.573401*exp(-0.735903*pt)-0.002325*pt ;
502 Double_t c = -0.110983 -0.017353/(1.-1.836995*pt+0.934517*pt*pt) ;
505 //Parameterizatino for full dispersion
506 Double_t l2Mean = 1.53126+9.50835e+06/(1.+1.08728e+07*pt+1.73420e+06*pt*pt) ;
507 Double_t l1Mean = 1.12365+0.123770*TMath::Exp(-pt*0.246551)+5.30000e-03*pt ;
508 Double_t l2Sigma = 6.48260e-02+7.60261e+10/(1.+1.53012e+11*pt+5.01265e+05*pt*pt)+9.00000e-03*pt;
509 Double_t l1Sigma = 4.44719e-04+6.99839e-01/(1.+1.22497e+00*pt+6.78604e-07*pt*pt)+9.00000e-03*pt;
510 Double_t c=-0.35-0.550*TMath::Exp(-0.390730*pt) ;
512 Double_t R2=0.5*(l1-l1Mean)*(l1-l1Mean)/l1Sigma/l1Sigma +
513 0.5*(l2-l2Mean)*(l2-l2Mean)/l2Sigma/l2Sigma +
514 0.5*c*(l1-l1Mean)*(l2-l2Mean)/l1Sigma/l2Sigma ;
518 //____________________________________________________________________________
519 Double_t AliPHOSTenderSupply::TestCPV(Double_t dx, Double_t dz, Double_t pt, Int_t charge){
520 //Parameterization of LHC10h period
525 Double_t sx=TMath::Min(5.4,2.59719e+02*TMath::Exp(-pt/1.02053e-01)+
526 6.58365e-01*5.91917e-01*5.91917e-01/((pt-9.61306e-01)*(pt-9.61306e-01)+5.91917e-01*5.91917e-01)+1.59219);
527 Double_t sz=TMath::Min(2.75,4.90341e+02*1.91456e-02*1.91456e-02/(pt*pt+1.91456e-02*1.91456e-02)+1.60) ;
529 Double_t mf = 0.; //Positive for ++ and negative for --
531 AliESDEvent *esd = fTender->GetEvent();
532 mf = esd->GetMagneticField();
536 AliESDEvent *esd= dynamic_cast<AliESDEvent*>(fTask->InputEvent());
538 mf = esd->GetMagneticField();
540 AliAODEvent *aod= dynamic_cast<AliAODEvent*>(fTask->InputEvent());
542 mf = aod->GetMagneticField();
545 AliError("Neither Tender nor Task defined") ;
549 if(mf<0.){ //field --
552 meanX=TMath::Min(7.3, 3.89994*1.20679*1.20679/(pt*pt+1.20679*1.20679)+0.249029+2.49088e+07*TMath::Exp(-pt*3.33650e+01)) ;
554 meanX=-TMath::Min(7.7,3.86040*0.912499*0.912499/(pt*pt+0.912499*0.912499)+1.23114+4.48277e+05*TMath::Exp(-pt*2.57070e+01)) ;
559 meanX=-TMath::Min(8.0,3.86040*1.31357*1.31357/(pt*pt+1.31357*1.31357)+0.880579+7.56199e+06*TMath::Exp(-pt*3.08451e+01)) ;
561 meanX= TMath::Min(6.85, 3.89994*1.16240*1.16240/(pt*pt+1.16240*1.16240)-0.120787+2.20275e+05*TMath::Exp(-pt*2.40913e+01)) ;
564 Double_t rz=(dz-meanZ)/sz ;
565 Double_t rx=(dx-meanX)/sx ;
566 return TMath::Sqrt(rx*rx+rz*rz) ;
569 //________________________________________________________________________
570 Bool_t AliPHOSTenderSupply::IsGoodChannel(Int_t mod, Int_t ix, Int_t iz)
572 //Check if this channel belogs to the good ones
575 // AliError(Form("No bad map for PHOS module %d ",mod)) ;
578 if(!fPHOSBadMap[mod]){
579 // AliError(Form("No Bad map for PHOS module %d",mod)) ;
582 if(fPHOSBadMap[mod]->GetBinContent(ix,iz)>0)
587 //________________________________________________________________________
588 void AliPHOSTenderSupply::ForceUsingBadMap(const char * filename){
589 //Read TH2I histograms with bad maps from local or alien file
590 TFile * fbm = TFile::Open(filename) ;
591 if(!fbm || !fbm->IsOpen()){
592 AliError(Form("Can not open BadMaps file %s",filename)) ;
597 for(Int_t mod=1;mod<4; mod++){
598 snprintf(key,55,"PHOS_BadMap_mod%d",mod) ;
599 TH2I * h = (TH2I*)fbm->Get(key) ;
601 fPHOSBadMap[mod] = new TH2I(*h) ;
604 fUsePrivateBadMap=kTRUE ;
606 //________________________________________________________________________
607 void AliPHOSTenderSupply::ForceUsingCalibration(const char * filename){
608 //Read PHOS recalibration parameters from the file.
609 //We assume that file contains single entry: AliPHOSCalibData
610 TFile * fc = TFile::Open(filename) ;
611 if(!fc || !fc->IsOpen()){
612 AliFatal(Form("Can not open Calibration file %s",filename)) ;
615 fPHOSCalibData = (AliPHOSCalibData*)fc->Get("PHOSCalibration") ;
617 fUsePrivateCalib=kTRUE;
619 //________________________________________________________________________
620 void AliPHOSTenderSupply::CorrectPHOSMisalignment(TVector3 &global,Int_t mod){
621 //Correct for PHOS modules misalignment
623 //correct misalignment
624 const Float_t shiftX[6]={0.,-2.3,-2.11,-1.53,0.,0.} ;
625 const Float_t shiftZ[6]={0.,-0.4, 0.52, 0.8,0.,0.} ;
627 fPHOSGeo->Global2Local(localPos,global,mod) ;
628 fPHOSGeo->Local2Global(mod,localPos.X()+shiftX[mod],localPos.Z()+shiftZ[mod],global);
630 //________________________________________________________________________
631 void AliPHOSTenderSupply::EvalLambdas(AliVCluster * clu, Double_t &m02, Double_t &m20){
632 //calculate dispecrsion of the cluster in the circle with radius distanceCut around the maximum
634 const Double_t rCut=4.5 ;
636 Double32_t * elist = clu->GetCellsAmplitudeFraction() ;
637 // Calculates the center of gravity in the local PHOS-module coordinates
639 Double_t xc[100]={0} ;
640 Double_t zc[100]={0} ;
643 Int_t mulDigit=TMath::Min(100,clu->GetNCells()) ;
644 const Double_t logWeight=4.5 ;
645 for(Int_t iDigit=0; iDigit<mulDigit; iDigit++) {
649 fPHOSGeo->AbsToRelNumbering(clu->GetCellAbsId(iDigit), relid) ;
650 fPHOSGeo->RelPosInModule(relid, xi, zi);
653 if (clu->E()>0 && elist[iDigit]>0) {
654 Float_t w = TMath::Max( 0., logWeight + TMath::Log( elist[iDigit] / clu->E() ) ) ;
655 x += xc[iDigit] * w ;
656 z += zc[iDigit] * w ;
671 for(Int_t iDigit=0; iDigit<mulDigit; iDigit++) {
672 if (clu->E()>0 && elist[iDigit]>0.) {
673 Double_t w = TMath::Max( 0., logWeight + TMath::Log( elist[iDigit] / clu->E() ) ) ;
674 Double_t xi= xc[iDigit] ;
675 Double_t zi= zc[iDigit] ;
676 if((xi-x)*(xi-x)+(zi-z)*(zi-z) < rCut*rCut){
697 m02 = 0.5 * (dxx + dzz) + TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ;
698 m20 = 0.5 * (dxx + dzz) - TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ;