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"
46 #include "AliAODCaloCells.h"
47 #include "AliESDCaloCells.h"
49 ClassImp(AliPHOSTenderSupply)
51 AliPHOSTenderSupply::AliPHOSTenderSupply() :
53 ,fOCDBpass("local://OCDB")
54 ,fNonlinearityVersion("Default")
56 ,fRecoPass(-1) //to be defined
65 for(Int_t i=0;i<10;i++)fNonlinearityParams[i]=0. ;
66 for(Int_t mod=0;mod<5;mod++)fPHOSBadMap[mod]=0x0 ;
69 //_____________________________________________________
70 AliPHOSTenderSupply::AliPHOSTenderSupply(const char *name, const AliTender *tender) :
71 AliTenderSupply(name,tender)
72 ,fOCDBpass("alien:///alice/cern.ch/user/p/prsnko/PHOSrecalibrations/")
73 ,fNonlinearityVersion("Default")
75 ,fRecoPass(-1) //to be defined
84 for(Int_t i=0;i<10;i++)fNonlinearityParams[i]=0. ;
85 for(Int_t mod=0;mod<5;mod++)fPHOSBadMap[mod]=0x0 ;
88 //_____________________________________________________
89 AliPHOSTenderSupply::~AliPHOSTenderSupply()
93 delete fPHOSCalibData;
97 //_____________________________________________________
98 void AliPHOSTenderSupply::InitTender()
101 // Initialise PHOS tender
105 runNumber = fTender->GetRun();
108 AliError("Neither Tender not Taks was not set") ;
111 AliAODEvent *aod = dynamic_cast<AliAODEvent*>(fTask->InputEvent()) ;
113 runNumber = aod->GetRunNumber() ;
115 AliESDEvent *esd = dynamic_cast<AliESDEvent*>(fTask->InputEvent()) ;
117 runNumber = esd->GetRunNumber() ;
119 AliError("Taks does not contain neither ESD nor AOD") ;
125 if(fRecoPass<0){ //not defined yet
126 // read if from filename.
127 AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
128 TTree * t = mgr->GetTree();
130 TFile * f = t->GetCurrentFile() ;
132 TString fname(f->GetName());
133 if(fname.Contains("pass1"))
136 if(fname.Contains("pass2"))
139 if(fname.Contains("pass3"))
144 AliError("Can not find pass number from file name, set it manually");
150 AliOADBContainer geomContainer("phosGeo");
151 geomContainer.InitFromFile("$ALICE_ROOT/OADB/PHOS/PHOSGeometry.root","PHOSRotationMatrixes");
152 TObjArray *matrixes = (TObjArray*)geomContainer.GetObject(runNumber,"PHOSRotationMatrixes");
153 fPHOSGeo = AliPHOSGeometry::GetInstance("IHEP") ;
154 for(Int_t mod=0; mod<5; mod++) {
155 if(!matrixes->At(mod)) continue;
156 fPHOSGeo->SetMisalMatrix(((TGeoHMatrix*)matrixes->At(mod)),mod) ;
157 printf(".........Adding Matrix(%d), geo=%p\n",mod,fPHOSGeo) ;
161 //Init Bad channels map
162 if(!fUsePrivateBadMap){
163 AliOADBContainer badmapContainer(Form("phosBadMap"));
164 badmapContainer.InitFromFile("$ALICE_ROOT/OADB/PHOS/PHOSBadMaps.root","phosBadMap");
165 TObjArray *maps = (TObjArray*)badmapContainer.GetObject(runNumber,"phosBadMap");
167 AliError(Form("Can not read Bad map for run %d. \n You may choose to use your map with ForceUsingBadMap()\n",runNumber)) ;
170 AliInfo(Form("Setting PHOS bad map with name %s \n",maps->GetName())) ;
171 for(Int_t mod=0; mod<5;mod++){
173 delete fPHOSBadMap[mod] ;
174 TH2I * h = (TH2I*)maps->At(mod) ;
176 fPHOSBadMap[mod]=new TH2I(*h) ;
181 if(!fUsePrivateCalib){
183 //Check the pass1-pass2-pass3 reconstruction
184 AliOADBContainer calibContainer("phosRecalibration");
185 calibContainer.InitFromFile("$ALICE_ROOT/OADB/PHOS/PHOSCalibrations.root","phosRecalibration");
186 TObjArray *recalib = (TObjArray*)calibContainer.GetObject(runNumber,"PHOSRecalibration");
188 AliFatal(Form("Can not read calibrations for run %d\n. You may choose your specific calibration with ForceUsingCalibration()\n",runNumber)) ;
191 fPHOSCalibData = (AliPHOSCalibData*)recalib->At(fRecoPass-1) ;
192 if(!fPHOSCalibData) {
193 AliFatal(Form("Can not find calibration for run %d, pass %d \n",runNumber, fRecoPass)) ;
200 //_____________________________________________________
201 void AliPHOSTenderSupply::ProcessEvent()
203 //Choose PHOS clusters and recalibrate them
204 //that it recalculate energy, position and distance
205 //to closest track extrapolation
207 AliESDEvent *esd = 0x0 ;
208 AliAODEvent *aod = 0x0 ;
210 esd = fTender->GetEvent();
218 esd = dynamic_cast<AliESDEvent*>(fTask->InputEvent()) ;
219 aod = dynamic_cast<AliAODEvent*>(fTask->InputEvent()) ;
225 || (fTender && fTender->RunChanged())){ //In case of Task init called automatically
232 const AliESDVertex *esdVertex = esd->GetPrimaryVertex();
233 vertex.SetXYZ(esdVertex->GetX(),esdVertex->GetY(),esdVertex->GetZ());
236 const AliAODVertex *aodVertex = aod->GetPrimaryVertex();
237 vertex.SetXYZ(aodVertex->GetX(),aodVertex->GetY(),aodVertex->GetZ());
239 if(vertex.Mag()>99.) //vertex not defined?
240 vertex.SetXYZ(0.,0.,0.) ;
244 const Double_t logWeight=4.5 ;
246 if(esd){ //To avoid multiple if in loops we made
247 //almost identical pecies of code. Please apply changes to both!!!
248 Int_t multClust=esd->GetNumberOfCaloClusters();
249 AliESDCaloCells * cells = esd->GetPHOSCells() ;
251 for (Int_t i=0; i<multClust; i++) {
252 AliESDCaloCluster *clu = esd->GetCaloCluster(i);
253 if ( !clu->IsPHOS()) continue;
256 clu->GetPosition(position);
257 TVector3 global(position) ;
259 fPHOSGeo->GlobalPos2RelId(global,relId) ;
260 Int_t mod = relId[0] ;
261 Int_t cellX = relId[2];
262 Int_t cellZ = relId[3] ;
263 if ( !IsGoodChannel(mod,cellX,cellZ) ) {
268 //Apply re-Calibreation
269 AliPHOSEsdCluster cluPHOS(*clu);
270 cluPHOS.Recalibrate(fPHOSCalibData,cells); // modify the cell energies
271 cluPHOS.EvalAll(logWeight,vertex); // recalculate the cluster parameters
272 cluPHOS.SetE(CorrectNonlinearity(cluPHOS.E()));// Users's nonlinearity
274 //Correct Misalignment
275 CorrectPHOSMisalignment(global,mod) ;
276 position[0]=global.X() ;
277 position[1]=global.Y() ;
278 position[2]=global.Z() ;
279 cluPHOS.SetPosition(position) ;
281 //Eval CoreDispersion
282 Double_t m02=0.,m20=0.;
283 EvalLambdas(&cluPHOS,m02, m20);
284 clu->SetDispersion(TestLambda(clu->E(),m20,m02)) ;
287 cluPHOS.GetPosition(xyz);
288 clu->SetPosition(xyz); //rec.point position in MARS
289 clu->SetE(cluPHOS.E()); //total or core particle energy
290 // clu->SetDispersion(cluPHOS.GetDispersion()); //cluster dispersion
291 // ec->SetPID(rp->GetPID()) ; //array of particle identification
292 clu->SetM02(cluPHOS.GetM02()) ; //second moment M2x
293 clu->SetM20(cluPHOS.GetM20()) ; //second moment M2z
294 Double_t dx=0.,dz=0. ;
295 fPHOSGeo->GlobalPos2RelId(global,relId) ;
297 fPHOSGeo->Global2Local(locPos,global,mod) ;
301 FindTrackMatching(mod,&locPos,dx,dz,pttrack,charge) ;
302 Double_t r=TestCPV(dx, dz, pttrack,charge) ;
303 clu->SetTrackDistance(dx,dz);
305 clu->SetEmcCpvDistance(r);
306 clu->SetChi2(TestLambda(clu->E(),clu->GetM20(),clu->GetM02())); //not yet implemented
307 clu->SetTOF(EvalTOFesd(&cluPHOS,cells));
312 Int_t multClust=aod->GetNumberOfCaloClusters();
313 AliAODCaloCells * cells = aod->GetPHOSCells() ;
315 for (Int_t i=0; i<multClust; i++) {
316 AliAODCaloCluster *clu = aod->GetCaloCluster(i);
317 if ( !clu->IsPHOS()) continue;
320 clu->GetPosition(position);
321 TVector3 global(position) ;
323 fPHOSGeo->GlobalPos2RelId(global,relId) ;
324 Int_t mod = relId[0] ;
325 Int_t cellX = relId[2];
326 Int_t cellZ = relId[3] ;
327 if ( !IsGoodChannel(mod,cellX,cellZ) ) {
331 TVector3 locPosOld; //Use it to re-calculate distance to track
332 fPHOSGeo->Global2Local(locPosOld,global,mod) ;
334 //Apply re-Calibreation
335 AliPHOSAodCluster cluPHOS(*clu);
336 cluPHOS.Recalibrate(fPHOSCalibData,cells); // modify the cell energies
337 cluPHOS.EvalAll(logWeight,vertex); // recalculate the cluster parameters
338 cluPHOS.SetE(CorrectNonlinearity(cluPHOS.E()));// Users's nonlinearity
340 //Correct Misalignment
341 cluPHOS.GetPosition(position);
342 global.SetXYZ(position[0],position[1],position[2]);
343 CorrectPHOSMisalignment(global,mod) ;
344 position[0]=global.X() ;
345 position[1]=global.Y() ;
346 position[2]=global.Z() ;
348 clu->SetPosition(position); //rec.point position in MARS
349 clu->SetE(cluPHOS.E()); //total or core particle energy
350 clu->SetDispersion(cluPHOS.GetDispersion()); //cluster dispersion
351 // ec->SetPID(rp->GetPID()) ; //array of particle identification
352 clu->SetM02(cluPHOS.GetM02()) ; //second moment M2x
353 clu->SetM20(cluPHOS.GetM20()) ; //second moment M2z
354 //correct distance to track
355 Double_t dx=clu->GetTrackDx() ;
356 Double_t dz=clu->GetTrackDz() ;
357 if(dx!=-999.){ //there is matched track
359 fPHOSGeo->Global2Local(locPos,global,mod) ;
360 dx+=locPos.X()-locPosOld.X() ;
361 dz+=locPos.Z()-locPosOld.Z() ;
362 clu->SetTrackDistance(dx,dz);
364 Double_t r = 999. ; //Big distance
365 int nTracksMatched = clu->GetNTracksMatched();
366 if(nTracksMatched > 0) {
367 AliVTrack* track = dynamic_cast<AliVTrack*> (clu->GetTrackMatched(0));
369 Double_t pttrack = track->Pt();
370 Short_t charge = track->Charge();
371 r=TestCPV(dx, dz, pttrack,charge) ;
374 clu->SetEmcCpvDistance(r); //Distance in sigmas
376 clu->SetChi2(TestLambda(clu->E(),clu->GetM20(),clu->GetM02())); //not yet implemented
377 clu->SetTOF(EvalTOFaod(&cluPHOS,cells));
382 //___________________________________________________________________________________________________
383 void AliPHOSTenderSupply::FindTrackMatching(Int_t mod,TVector3 *locpos,
384 Double_t &dx, Double_t &dz,
385 Double_t &pt,Int_t &charge){
386 //Find track with closest extrapolation to cluster
387 AliESDEvent *esd = 0x0 ;
389 esd= fTender->GetEvent();
391 esd= dynamic_cast<AliESDEvent*>(fTask->InputEvent());
395 AliError("ESD is not found") ;
398 Double_t magF = esd->GetMagneticField();
400 Double_t magSign = 1.0;
401 if(magF<0)magSign = -1.0;
403 if (!TGeoGlobalMagField::Instance()->GetField()) {
404 AliMagF* field = new AliMagF("Maps","Maps", magSign, magSign, AliMagF::k5kG);
405 TGeoGlobalMagField::Instance()->SetField(field);
408 // *** Start the matching
410 nt = esd->GetNumberOfTracks();
411 //Calculate actual distance to PHOS module
413 fPHOSGeo->Local2Global(mod, 0.,0., globaPos) ;
414 const Double_t rPHOS = globaPos.Pt() ; //Distance to center of PHOS module
415 const Double_t kYmax = 72.+10. ; //Size of the module (with some reserve) in phi direction
416 const Double_t kZmax = 64.+10. ; //Size of the module (with some reserve) in z direction
417 const Double_t kAlpha0=330./180.*TMath::Pi() ; //First PHOS module angular direction
418 const Double_t kAlpha= 20./180.*TMath::Pi() ; //PHOS module angular size
419 Double_t minDistance = 1.e6;
422 Double_t gposTrack[3] ;
424 Double_t bz = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->SolenoidField();
425 bz = TMath::Sign(0.5*kAlmost0Field,bz) + bz;
429 for (Int_t i=0; i<nt; i++) {
430 AliESDtrack *esdTrack=esd->GetTrack(i);
432 // Skip the tracks having "wrong" status (has to be checked/tuned)
433 ULong_t status = esdTrack->GetStatus();
434 if ((status & AliESDtrack::kTPCout) == 0) continue;
436 //Continue extrapolation from TPC outer surface
437 const AliExternalTrackParam *outerParam=esdTrack->GetOuterParam();
438 if (!outerParam) continue;
439 AliExternalTrackParam t(*outerParam);
442 //Direction to the current PHOS module
443 Double_t phiMod=kAlpha0-kAlpha*mod ;
444 if(!t.Rotate(phiMod))
447 Double_t y; // Some tracks do not reach the PHOS
448 if (!t.GetYAt(rPHOS,bz,y)) continue; // because of the bending
451 if(!t.GetZAt(rPHOS,bz,z))
453 if (TMath::Abs(z) > kZmax)
454 continue; // Some tracks miss the PHOS in Z
455 if(TMath::Abs(y) < kYmax){
456 t.PropagateToBxByBz(rPHOS,b); // Propagate to the matching module
457 //t.CorrectForMaterial(...); // Correct for the TOF material, if needed
458 t.GetXYZ(gposTrack) ;
459 TVector3 globalPositionTr(gposTrack) ;
460 TVector3 localPositionTr ;
461 fPHOSGeo->Global2Local(localPositionTr,globalPositionTr,mod) ;
462 Double_t ddx = locpos->X()-localPositionTr.X();
463 Double_t ddz = locpos->Z()-localPositionTr.Z();
464 Double_t d2 = ddx*ddx + ddz*ddz;
465 if(d2 < minDistance) {
470 charge=esdTrack->Charge() ;
473 }//Scanned all tracks
476 //____________________________________________________________
477 Float_t AliPHOSTenderSupply::CorrectNonlinearity(Float_t en){
479 //For backward compatibility, if no RecoParameters found
480 if(fNonlinearityVersion=="Default"){
481 return 0.0241+1.0504*en+0.000249*en*en ;
484 if(fNonlinearityVersion=="NoCorrection"){
487 if(fNonlinearityVersion=="Gustavo2005"){
488 return fNonlinearityParams[0]+fNonlinearityParams[1]*en + fNonlinearityParams[2]*en*en ;
490 if(fNonlinearityVersion=="Henrik2010"){
491 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])) ;
496 //_____________________________________________________________________________
497 Double_t AliPHOSTenderSupply::TestLambda(Double_t pt,Double_t l1,Double_t l2){
498 //Parameterization for core dispersion
500 Double_t l1Mean = 1.150200 + 0.097886/(1.+1.486645*pt+0.000038*pt*pt) ;
501 Double_t l2Mean = 1.574706 + 0.997966*exp(-0.895075*pt)-0.010666*pt ;
502 Double_t l1Sigma = 0.100255 + 0.337177*exp(-0.517684*pt)+0.001170*pt ;
503 Double_t l2Sigma = 0.232580 + 0.573401*exp(-0.735903*pt)-0.002325*pt ;
504 Double_t c = -0.110983 -0.017353/(1.-1.836995*pt+0.934517*pt*pt) ;
507 //Parameterizatino for full dispersion
508 Double_t l2Mean = 1.53126+9.50835e+06/(1.+1.08728e+07*pt+1.73420e+06*pt*pt) ;
509 Double_t l1Mean = 1.12365+0.123770*TMath::Exp(-pt*0.246551)+5.30000e-03*pt ;
510 Double_t l2Sigma = 6.48260e-02+7.60261e+10/(1.+1.53012e+11*pt+5.01265e+05*pt*pt)+9.00000e-03*pt;
511 Double_t l1Sigma = 4.44719e-04+6.99839e-01/(1.+1.22497e+00*pt+6.78604e-07*pt*pt)+9.00000e-03*pt;
512 Double_t c=-0.35-0.550*TMath::Exp(-0.390730*pt) ;
514 Double_t R2=0.5*(l1-l1Mean)*(l1-l1Mean)/l1Sigma/l1Sigma +
515 0.5*(l2-l2Mean)*(l2-l2Mean)/l2Sigma/l2Sigma +
516 0.5*c*(l1-l1Mean)*(l2-l2Mean)/l1Sigma/l2Sigma ;
520 //____________________________________________________________________________
521 Double_t AliPHOSTenderSupply::TestCPV(Double_t dx, Double_t dz, Double_t pt, Int_t charge){
522 //Parameterization of LHC10h period
527 Double_t sx=TMath::Min(5.4,2.59719e+02*TMath::Exp(-pt/1.02053e-01)+
528 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);
529 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) ;
531 Double_t mf = 0.; //Positive for ++ and negative for --
533 AliESDEvent *esd = fTender->GetEvent();
534 mf = esd->GetMagneticField();
538 AliESDEvent *esd= dynamic_cast<AliESDEvent*>(fTask->InputEvent());
540 mf = esd->GetMagneticField();
542 AliAODEvent *aod= dynamic_cast<AliAODEvent*>(fTask->InputEvent());
544 mf = aod->GetMagneticField();
547 AliError("Neither Tender nor Task defined") ;
551 if(mf<0.){ //field --
554 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)) ;
556 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)) ;
561 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)) ;
563 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)) ;
566 Double_t rz=(dz-meanZ)/sz ;
567 Double_t rx=(dx-meanX)/sx ;
568 return TMath::Sqrt(rx*rx+rz*rz) ;
571 //________________________________________________________________________
572 Bool_t AliPHOSTenderSupply::IsGoodChannel(Int_t mod, Int_t ix, Int_t iz)
574 //Check if this channel belogs to the good ones
577 // AliError(Form("No bad map for PHOS module %d ",mod)) ;
580 if(!fPHOSBadMap[mod]){
581 // AliError(Form("No Bad map for PHOS module %d",mod)) ;
584 if(fPHOSBadMap[mod]->GetBinContent(ix,iz)>0)
589 //________________________________________________________________________
590 void AliPHOSTenderSupply::ForceUsingBadMap(const char * filename){
591 //Read TH2I histograms with bad maps from local or alien file
592 TFile * fbm = TFile::Open(filename) ;
593 if(!fbm || !fbm->IsOpen()){
594 AliError(Form("Can not open BadMaps file %s",filename)) ;
599 for(Int_t mod=1;mod<4; mod++){
600 snprintf(key,55,"PHOS_BadMap_mod%d",mod) ;
601 TH2I * h = (TH2I*)fbm->Get(key) ;
603 fPHOSBadMap[mod] = new TH2I(*h) ;
606 fUsePrivateBadMap=kTRUE ;
608 //________________________________________________________________________
609 void AliPHOSTenderSupply::ForceUsingCalibration(const char * filename){
610 //Read PHOS recalibration parameters from the file.
611 //We assume that file contains single entry: AliPHOSCalibData
612 TFile * fc = TFile::Open(filename) ;
613 if(!fc || !fc->IsOpen()){
614 AliFatal(Form("Can not open Calibration file %s",filename)) ;
617 fPHOSCalibData = (AliPHOSCalibData*)fc->Get("PHOSCalibration") ;
619 fUsePrivateCalib=kTRUE;
621 //________________________________________________________________________
622 void AliPHOSTenderSupply::CorrectPHOSMisalignment(TVector3 &global,Int_t mod){
623 //Correct for PHOS modules misalignment
625 //correct misalignment
626 const Float_t shiftX[6]={0.,-2.3,-2.11,-1.53,0.,0.} ;
627 const Float_t shiftZ[6]={0.,-0.4, 0.52, 0.8,0.,0.} ;
629 fPHOSGeo->Global2Local(localPos,global,mod) ;
630 fPHOSGeo->Local2Global(mod,localPos.X()+shiftX[mod],localPos.Z()+shiftZ[mod],global);
632 //________________________________________________________________________
633 void AliPHOSTenderSupply::EvalLambdas(AliVCluster * clu, Double_t &m02, Double_t &m20){
634 //calculate dispecrsion of the cluster in the circle with radius distanceCut around the maximum
636 const Double_t rCut=4.5 ;
638 Double32_t * elist = clu->GetCellsAmplitudeFraction() ;
639 // Calculates the center of gravity in the local PHOS-module coordinates
641 Double_t xc[100]={0} ;
642 Double_t zc[100]={0} ;
645 Int_t mulDigit=TMath::Min(100,clu->GetNCells()) ;
646 const Double_t logWeight=4.5 ;
647 for(Int_t iDigit=0; iDigit<mulDigit; iDigit++) {
651 fPHOSGeo->AbsToRelNumbering(clu->GetCellAbsId(iDigit), relid) ;
652 fPHOSGeo->RelPosInModule(relid, xi, zi);
655 if (clu->E()>0 && elist[iDigit]>0) {
656 Float_t w = TMath::Max( 0., logWeight + TMath::Log( elist[iDigit] / clu->E() ) ) ;
657 x += xc[iDigit] * w ;
658 z += zc[iDigit] * w ;
673 for(Int_t iDigit=0; iDigit<mulDigit; iDigit++) {
674 if (clu->E()>0 && elist[iDigit]>0.) {
675 Double_t w = TMath::Max( 0., logWeight + TMath::Log( elist[iDigit] / clu->E() ) ) ;
676 Double_t xi= xc[iDigit] ;
677 Double_t zi= zc[iDigit] ;
678 if((xi-x)*(xi-x)+(zi-z)*(zi-z) < rCut*rCut){
699 m02 = 0.5 * (dxx + dzz) + TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ;
700 m20 = 0.5 * (dxx + dzz) - TMath::Sqrt( 0.25 * (dxx - dzz) * (dxx - dzz) + dxz * dxz ) ;
707 //________________________________________________________________________
708 Double_t AliPHOSTenderSupply::EvalTOFesd(AliPHOSEsdCluster * clu,AliESDCaloCells * cells){
709 //calculate dispecrsion of the cluster in the circle with radius distanceCut around the maximum
711 Double32_t * elist = clu->GetCellsAmplitudeFraction() ;
714 Int_t mulDigit=clu->GetNCells() ;
715 for(Int_t iDigit=0; iDigit<mulDigit; iDigit++) {
716 Int_t absId=clu->GetCellAbsId(iDigit) ;
718 if(cells->GetCellMCLabel(absId)==-2) //This is LG digit. No statistics to calibrate LG timing, remove them from TOF calculation
721 //weight = 1./sigma^2
722 //Sigma is parameterization of TOF resolution 16.05.2013
723 Double_t wi2=1./(2.4e-9 + 3.9e-9/elist[iDigit]) ;
724 Double_t ti=CalibrateTOF(cells->GetCellTime(absId),absId,isHG) ;
734 //________________________________________________________________________
735 Double_t AliPHOSTenderSupply::EvalTOFaod(AliPHOSAodCluster * clu,AliAODCaloCells * cells){
736 //calculate dispecrsion of the cluster in the circle with radius distanceCut around the maximum
738 Double32_t * elist = clu->GetCellsAmplitudeFraction() ;
741 Int_t mulDigit=clu->GetNCells() ;
742 for(Int_t iDigit=0; iDigit<mulDigit; iDigit++) {
743 Int_t absId=clu->GetCellAbsId(iDigit) ;
745 if(cells->GetCellMCLabel(absId)==-2) //This is LG digit. No statistics to calibrate LG timing, remove them from TOF calculation
748 //weight = 1./sigma^2
749 //Sigma is parameterization of TOF resolution 16.05.2013
750 Double_t wi2=1./(2.4e-9 + 3.9e-9/elist[iDigit]) ;
751 Double_t ti=CalibrateTOF(cells->GetCellTime(absId),absId,isHG) ;
761 //________________________________________________________________________
762 Double_t AliPHOSTenderSupply::CalibrateTOF(Double_t tof, Int_t absId, Bool_t isHG){
763 //Apply time re-calibration separately for HG and LG channels
764 //By default (if not filled) shifts are zero.
766 fPHOSGeo->AbsToRelNumbering(absId,relId) ;
767 Int_t module = relId[0];
768 Int_t column = relId[3];
769 Int_t row = relId[2];
771 tof-=fPHOSCalibData->GetTimeShiftEmc(module, column, row);
773 tof-=fPHOSCalibData->GetLGTimeShiftEmc(module, column, row);