//
//
// Author: Gustavo Conesa (LPSC- Grenoble)
-///////////////////////////////////////////////////////////////////////////////
+// Track matching part: Rongrong Ma (Yale)
+///////////////////////////////////////////////////////////////////////////////
// --- standard c ---
// standard C++ includes
#include <TGeoManager.h>
#include <TGeoMatrix.h>
#include <TGeoBBox.h>
+#include <TH2F.h>
+#include <TArrayI.h>
+#include <TArrayF.h>
+#include <TObjArray.h>
// STEER includes
-#include "AliEMCALRecoUtils.h"
-#include "AliEMCALGeometry.h"
#include "AliVCluster.h"
#include "AliVCaloCells.h"
-#include "AliVEvent.h"
#include "AliLog.h"
-#include "AliEMCALPIDUtils.h"
#include "AliPID.h"
#include "AliESDEvent.h"
+#include "AliAODEvent.h"
#include "AliESDtrack.h"
-#include "AliEMCALTrack.h"
+#include "AliAODTrack.h"
+#include "AliExternalTrackParam.h"
+#include "AliESDfriendTrack.h"
+#include "AliTrackerBase.h"
+
+// EMCAL includes
+#include "AliEMCALRecoUtils.h"
+#include "AliEMCALGeometry.h"
+#include "AliTrackerBase.h"
+#include "AliEMCALCalibTimeDepCorrection.h" // Run dependent
+#include "AliEMCALPIDUtils.h"
+
ClassImp(AliEMCALRecoUtils)
-//______________________________________________
+//_____________________________________
AliEMCALRecoUtils::AliEMCALRecoUtils():
- fNonLinearityFunction (kNoCorrection), fParticleType(kPhoton),
- fPosAlgo(kUnchanged),fW0(4.),
- fRecalibration(kFALSE), fEMCALRecalibrationFactors(),
- fRemoveBadChannels(kFALSE), fRecalDistToBadChannels(kFALSE), fEMCALBadChannelMap(),
- fNCellsFromEMCALBorder(0), fNoEMCALBorderAtEta0(kTRUE),
- fMatchedClusterIndex(0x0), fResidualZ(0x0), fResidualR(0x0), fCutR(20), fCutZ(20),
- fCutMinNClusterTPC(0), fCutMinNClusterITS(0), fCutMaxChi2PerClusterTPC(0), fCutMaxChi2PerClusterITS(0),
- fCutRequireTPCRefit(0), fCutRequireITSRefit(0), fCutAcceptKinkDaughters(0),
- fCutMaxDCAToVertexXY(0), fCutMaxDCAToVertexZ(0),fCutDCAToVertex2D(0),
- fPIDUtils()
+ fParticleType(0), fPosAlgo(0), fW0(0),
+ fNonLinearityFunction(0), fNonLinearThreshold(0),
+ fSmearClusterEnergy(kFALSE), fRandom(),
+ fCellsRecalibrated(kFALSE), fRecalibration(kFALSE), fEMCALRecalibrationFactors(),
+ fTimeRecalibration(kFALSE), fEMCALTimeRecalibrationFactors(),
+ fUseRunCorrectionFactors(kFALSE), fRunCorrectionFactorsSet(kFALSE),
+ fRemoveBadChannels(kFALSE), fRecalDistToBadChannels(kFALSE), fEMCALBadChannelMap(),
+ fNCellsFromEMCALBorder(0), fNoEMCALBorderAtEta0(kTRUE),
+ fRejectExoticCluster(kFALSE), fRejectExoticCells(kFALSE),
+ fExoticCellFraction(0), fExoticCellDiffTime(0), fExoticCellMinAmplitude(0),
+ fPIDUtils(), fAODFilterMask(0),
+ fMatchedTrackIndex(0x0), fMatchedClusterIndex(0x0),
+ fResidualEta(0x0), fResidualPhi(0x0), fCutEtaPhiSum(kFALSE), fCutEtaPhiSeparate(kFALSE),
+ fCutR(0), fCutEta(0), fCutPhi(0),
+ fClusterWindow(0), fMass(0),
+ fStepSurface(0), fStepCluster(0),
+ fTrackCutsType(0), fCutMinTrackPt(0), fCutMinNClusterTPC(0),
+ fCutMinNClusterITS(0), fCutMaxChi2PerClusterTPC(0), fCutMaxChi2PerClusterITS(0),
+ fCutRequireTPCRefit(kFALSE), fCutRequireITSRefit(kFALSE), fCutAcceptKinkDaughters(kFALSE),
+ fCutMaxDCAToVertexXY(0), fCutMaxDCAToVertexZ(0), fCutDCAToVertex2D(kFALSE)
{
//
// Constructor.
// during Reco algorithm execution
//
- for(Int_t i = 0; i < 15 ; i++) {
- fMisalTransShift[i] = 0.;
- fMisalRotShift[i] = 0.;
- }
- for(Int_t i = 0; i < 6 ; i++) fNonLinearityParams[i] = 0.;
- //For kPi0GammaGamma case, but default is no correction
- fNonLinearityParams[0] = 0.1457/0.1349766/1.038;
- fNonLinearityParams[1] = -0.02024/0.1349766/1.038;
- fNonLinearityParams[2] = 1.046;
-
- fMatchedClusterIndex = new TArrayI();
- fResidualZ = new TArrayF();
- fResidualR = new TArrayF();
+ // Init parameters
+ InitParameters();
- fPIDUtils = new AliEMCALPIDUtils();
+ //Track matching
+ fMatchedTrackIndex = new TArrayI();
+ fMatchedClusterIndex = new TArrayI();
+ fResidualPhi = new TArrayF();
+ fResidualEta = new TArrayF();
+ fPIDUtils = new AliEMCALPIDUtils();
InitTrackCuts();
-
}
//______________________________________________________________________
AliEMCALRecoUtils::AliEMCALRecoUtils(const AliEMCALRecoUtils & reco)
-: TNamed(reco), fNonLinearityFunction(reco.fNonLinearityFunction),
- fParticleType(reco.fParticleType), fPosAlgo(reco.fPosAlgo), fW0(reco.fW0),
- fRecalibration(reco.fRecalibration),fEMCALRecalibrationFactors(reco.fEMCALRecalibrationFactors),
- fRemoveBadChannels(reco.fRemoveBadChannels),fRecalDistToBadChannels(reco.fRecalDistToBadChannels),
+: TNamed(reco),
+ fParticleType(reco.fParticleType), fPosAlgo(reco.fPosAlgo), fW0(reco.fW0),
+ fNonLinearityFunction(reco.fNonLinearityFunction), fNonLinearThreshold(reco.fNonLinearThreshold),
+ fSmearClusterEnergy(reco.fSmearClusterEnergy), fRandom(),
+ fCellsRecalibrated(reco.fCellsRecalibrated),
+ fRecalibration(reco.fRecalibration), fEMCALRecalibrationFactors(reco.fEMCALRecalibrationFactors),
+ fTimeRecalibration(reco.fTimeRecalibration), fEMCALTimeRecalibrationFactors(reco.fEMCALTimeRecalibrationFactors),
+ fUseRunCorrectionFactors(reco.fUseRunCorrectionFactors), fRunCorrectionFactorsSet(reco.fRunCorrectionFactorsSet),
+ fRemoveBadChannels(reco.fRemoveBadChannels), fRecalDistToBadChannels(reco.fRecalDistToBadChannels),
fEMCALBadChannelMap(reco.fEMCALBadChannelMap),
- fNCellsFromEMCALBorder(reco.fNCellsFromEMCALBorder),fNoEMCALBorderAtEta0(reco.fNoEMCALBorderAtEta0),
+ fNCellsFromEMCALBorder(reco.fNCellsFromEMCALBorder), fNoEMCALBorderAtEta0(reco.fNoEMCALBorderAtEta0),
+ fRejectExoticCluster(reco.fRejectExoticCluster), fRejectExoticCells(reco.fRejectExoticCells),
+ fExoticCellFraction(reco.fExoticCellFraction), fExoticCellDiffTime(reco.fExoticCellDiffTime),
+ fExoticCellMinAmplitude(reco.fExoticCellMinAmplitude),
+ fPIDUtils(reco.fPIDUtils), fAODFilterMask(reco.fAODFilterMask),
+ fMatchedTrackIndex( reco.fMatchedTrackIndex? new TArrayI(*reco.fMatchedTrackIndex):0x0),
fMatchedClusterIndex(reco.fMatchedClusterIndex?new TArrayI(*reco.fMatchedClusterIndex):0x0),
- fResidualZ(reco.fResidualZ?new TArrayF(*reco.fResidualZ):0x0),
- fResidualR(reco.fResidualR?new TArrayF(*reco.fResidualR):0x0),
- fCutR(reco.fCutR),fCutZ(reco.fCutZ),
- fCutMinNClusterTPC(reco.fCutMinNClusterTPC), fCutMinNClusterITS(reco.fCutMinNClusterITS),
- fCutMaxChi2PerClusterTPC(reco.fCutMaxChi2PerClusterTPC), fCutMaxChi2PerClusterITS(reco.fCutMaxChi2PerClusterITS),
- fCutRequireTPCRefit(reco.fCutRequireTPCRefit), fCutRequireITSRefit(reco.fCutRequireITSRefit),
- fCutAcceptKinkDaughters(reco.fCutAcceptKinkDaughters),
- fCutMaxDCAToVertexXY(reco.fCutMaxDCAToVertexXY), fCutMaxDCAToVertexZ(reco.fCutMaxDCAToVertexZ),fCutDCAToVertex2D(reco.fCutDCAToVertex2D),
- fPIDUtils(reco.fPIDUtils)
-
+ fResidualEta( reco.fResidualEta? new TArrayF(*reco.fResidualEta):0x0),
+ fResidualPhi( reco.fResidualPhi? new TArrayF(*reco.fResidualPhi):0x0),
+ fCutEtaPhiSum(reco.fCutEtaPhiSum), fCutEtaPhiSeparate(reco.fCutEtaPhiSeparate),
+ fCutR(reco.fCutR), fCutEta(reco.fCutEta), fCutPhi(reco.fCutPhi),
+ fClusterWindow(reco.fClusterWindow),
+ fMass(reco.fMass), fStepSurface(reco.fStepSurface), fStepCluster(reco.fStepCluster),
+ fTrackCutsType(reco.fTrackCutsType), fCutMinTrackPt(reco.fCutMinTrackPt),
+ fCutMinNClusterTPC(reco.fCutMinNClusterTPC), fCutMinNClusterITS(reco.fCutMinNClusterITS),
+ fCutMaxChi2PerClusterTPC(reco.fCutMaxChi2PerClusterTPC), fCutMaxChi2PerClusterITS(reco.fCutMaxChi2PerClusterITS),
+ fCutRequireTPCRefit(reco.fCutRequireTPCRefit), fCutRequireITSRefit(reco.fCutRequireITSRefit),
+ fCutAcceptKinkDaughters(reco.fCutAcceptKinkDaughters), fCutMaxDCAToVertexXY(reco.fCutMaxDCAToVertexXY),
+ fCutMaxDCAToVertexZ(reco.fCutMaxDCAToVertexZ), fCutDCAToVertex2D(reco.fCutDCAToVertex2D)
{
//Copy ctor
- for(Int_t i = 0; i < 15 ; i++) {
- fMisalRotShift[i] = reco.fMisalRotShift[i];
- fMisalTransShift[i] = reco.fMisalTransShift[i];
- }
- for(Int_t i = 0; i < 6 ; i++) fNonLinearityParams[i] = reco.fNonLinearityParams[i];
+ for(Int_t i = 0; i < 15 ; i++) { fMisalRotShift[i] = reco.fMisalRotShift[i] ;
+ fMisalTransShift[i] = reco.fMisalTransShift[i] ; }
+ for(Int_t i = 0; i < 7 ; i++) { fNonLinearityParams[i] = reco.fNonLinearityParams[i] ; }
+ for(Int_t i = 0; i < 3 ; i++) { fSmearClusterParam[i] = reco.fSmearClusterParam[i] ; }
}
if(this == &reco)return *this;
((TNamed *)this)->operator=(reco);
- fNonLinearityFunction = reco.fNonLinearityFunction;
- fParticleType = reco.fParticleType;
- fPosAlgo = reco.fPosAlgo;
- fW0 = reco.fW0;
- fRecalibration = reco.fRecalibration;
- fEMCALRecalibrationFactors = reco.fEMCALRecalibrationFactors;
- fRemoveBadChannels = reco.fRemoveBadChannels;
- fRecalDistToBadChannels= reco.fRecalDistToBadChannels;
- fEMCALBadChannelMap = reco.fEMCALBadChannelMap;
- fNCellsFromEMCALBorder = reco.fNCellsFromEMCALBorder;
- fNoEMCALBorderAtEta0 = reco.fNoEMCALBorderAtEta0;
-
-
- for(Int_t i = 0; i < 15 ; i++) {fMisalTransShift[i] = reco.fMisalTransShift[i]; fMisalRotShift[i] = reco.fMisalRotShift[i];}
- for(Int_t i = 0; i < 6 ; i++) fNonLinearityParams[i] = reco.fNonLinearityParams[i];
+ for(Int_t i = 0; i < 15 ; i++) { fMisalTransShift[i] = reco.fMisalTransShift[i] ;
+ fMisalRotShift[i] = reco.fMisalRotShift[i] ; }
+ for(Int_t i = 0; i < 7 ; i++) { fNonLinearityParams[i] = reco.fNonLinearityParams[i] ; }
+ for(Int_t i = 0; i < 3 ; i++) { fSmearClusterParam[i] = reco.fSmearClusterParam[i] ; }
+
+ fParticleType = reco.fParticleType;
+ fPosAlgo = reco.fPosAlgo;
+ fW0 = reco.fW0;
- fCutR = reco.fCutR;
- fCutZ = reco.fCutZ;
+ fNonLinearityFunction = reco.fNonLinearityFunction;
+ fNonLinearThreshold = reco.fNonLinearThreshold;
+ fSmearClusterEnergy = reco.fSmearClusterEnergy;
- fCutMinNClusterTPC = reco.fCutMinNClusterTPC;
- fCutMinNClusterITS = reco.fCutMinNClusterITS;
- fCutMaxChi2PerClusterTPC = reco.fCutMaxChi2PerClusterTPC;
- fCutMaxChi2PerClusterITS = reco.fCutMaxChi2PerClusterITS;
- fCutRequireTPCRefit = reco.fCutRequireTPCRefit;
- fCutRequireITSRefit = reco.fCutRequireITSRefit;
- fCutAcceptKinkDaughters = reco.fCutAcceptKinkDaughters;
- fCutMaxDCAToVertexXY = reco.fCutMaxDCAToVertexXY;
- fCutMaxDCAToVertexZ = reco.fCutMaxDCAToVertexZ;
- fCutDCAToVertex2D = reco.fCutDCAToVertex2D;
+ fCellsRecalibrated = reco.fCellsRecalibrated;
+ fRecalibration = reco.fRecalibration;
+ fEMCALRecalibrationFactors = reco.fEMCALRecalibrationFactors;
- fPIDUtils = reco.fPIDUtils;
-
-
- if(reco.fResidualR){
+ fTimeRecalibration = reco.fTimeRecalibration;
+ fEMCALTimeRecalibrationFactors = reco.fEMCALTimeRecalibrationFactors;
+
+ fUseRunCorrectionFactors = reco.fUseRunCorrectionFactors;
+ fRunCorrectionFactorsSet = reco.fRunCorrectionFactorsSet;
+
+ fRemoveBadChannels = reco.fRemoveBadChannels;
+ fRecalDistToBadChannels = reco.fRecalDistToBadChannels;
+ fEMCALBadChannelMap = reco.fEMCALBadChannelMap;
+
+ fNCellsFromEMCALBorder = reco.fNCellsFromEMCALBorder;
+ fNoEMCALBorderAtEta0 = reco.fNoEMCALBorderAtEta0;
+
+ fRejectExoticCluster = reco.fRejectExoticCluster;
+ fRejectExoticCells = reco.fRejectExoticCells;
+ fExoticCellFraction = reco.fExoticCellFraction;
+ fExoticCellDiffTime = reco.fExoticCellDiffTime;
+ fExoticCellMinAmplitude = reco.fExoticCellMinAmplitude;
+
+ fPIDUtils = reco.fPIDUtils;
+
+ fAODFilterMask = reco.fAODFilterMask;
+
+ fCutEtaPhiSum = reco.fCutEtaPhiSum;
+ fCutEtaPhiSeparate = reco.fCutEtaPhiSeparate;
+ fCutR = reco.fCutR;
+ fCutEta = reco.fCutEta;
+ fCutPhi = reco.fCutPhi;
+ fClusterWindow = reco.fClusterWindow;
+ fMass = reco.fMass;
+ fStepSurface = reco.fStepSurface;
+ fStepCluster = reco.fStepCluster;
+
+ fTrackCutsType = reco.fTrackCutsType;
+ fCutMinTrackPt = reco.fCutMinTrackPt;
+ fCutMinNClusterTPC = reco.fCutMinNClusterTPC;
+ fCutMinNClusterITS = reco.fCutMinNClusterITS;
+ fCutMaxChi2PerClusterTPC = reco.fCutMaxChi2PerClusterTPC;
+ fCutMaxChi2PerClusterITS = reco.fCutMaxChi2PerClusterITS;
+ fCutRequireTPCRefit = reco.fCutRequireTPCRefit;
+ fCutRequireITSRefit = reco.fCutRequireITSRefit;
+ fCutAcceptKinkDaughters = reco.fCutAcceptKinkDaughters;
+ fCutMaxDCAToVertexXY = reco.fCutMaxDCAToVertexXY;
+ fCutMaxDCAToVertexZ = reco.fCutMaxDCAToVertexZ;
+ fCutDCAToVertex2D = reco.fCutDCAToVertex2D;
+
+ if(reco.fResidualEta){
// assign or copy construct
- if(fResidualR){
- *fResidualR = *reco.fResidualR;
+ if(fResidualEta){
+ *fResidualEta = *reco.fResidualEta;
}
- else fResidualR = new TArrayF(*reco.fResidualR);
+ else fResidualEta = new TArrayF(*reco.fResidualEta);
}
else{
- if(fResidualR)delete fResidualR;
- fResidualR = 0;
+ if(fResidualEta)delete fResidualEta;
+ fResidualEta = 0;
}
- if(reco.fResidualZ){
+ if(reco.fResidualPhi){
// assign or copy construct
- if(fResidualZ){
- *fResidualZ = *reco.fResidualZ;
+ if(fResidualPhi){
+ *fResidualPhi = *reco.fResidualPhi;
}
- else fResidualZ = new TArrayF(*reco.fResidualZ);
+ else fResidualPhi = new TArrayF(*reco.fResidualPhi);
}
else{
- if(fResidualZ)delete fResidualZ;
- fResidualZ = 0;
+ if(fResidualPhi)delete fResidualPhi;
+ fResidualPhi = 0;
}
+ if(reco.fMatchedTrackIndex){
+ // assign or copy construct
+ if(fMatchedTrackIndex){
+ *fMatchedTrackIndex = *reco.fMatchedTrackIndex;
+ }
+ else fMatchedTrackIndex = new TArrayI(*reco.fMatchedTrackIndex);
+ }
+ else{
+ if(fMatchedTrackIndex)delete fMatchedTrackIndex;
+ fMatchedTrackIndex = 0;
+ }
if(reco.fMatchedClusterIndex){
// assign or copy construct
if(fMatchedClusterIndex)delete fMatchedClusterIndex;
fMatchedClusterIndex = 0;
}
-
-
+
return *this;
}
-//__________________________________________________
+//_____________________________________
AliEMCALRecoUtils::~AliEMCALRecoUtils()
{
//Destructor.
- if(fEMCALRecalibrationFactors) {
- fEMCALRecalibrationFactors->Clear();
- delete fEMCALRecalibrationFactors;
+ if(fEMCALRecalibrationFactors) {
+ fEMCALRecalibrationFactors->Clear();
+ delete fEMCALRecalibrationFactors;
+ }
+
+ if(fEMCALTimeRecalibrationFactors) {
+ fEMCALTimeRecalibrationFactors->Clear();
+ delete fEMCALTimeRecalibrationFactors;
}
if(fEMCALBadChannelMap) {
- fEMCALBadChannelMap->Clear();
- delete fEMCALBadChannelMap;
- }
+ fEMCALBadChannelMap->Clear();
+ delete fEMCALBadChannelMap;
+ }
- if(fMatchedClusterIndex) {delete fMatchedClusterIndex; fMatchedClusterIndex=0;}
- if(fResidualR) {delete fResidualR; fResidualR=0;}
- if(fResidualZ) {delete fResidualZ; fResidualZ=0;}
+ delete fMatchedTrackIndex ;
+ delete fMatchedClusterIndex ;
+ delete fResidualEta ;
+ delete fResidualPhi ;
+ delete fPIDUtils ;
+ InitTrackCuts();
+}
+
+//_______________________________________________________________________________
+Bool_t AliEMCALRecoUtils::AcceptCalibrateCell(const Int_t absID, const Int_t bc,
+ Float_t & amp, Double_t & time,
+ AliVCaloCells* cells)
+{
+ // Reject cell if criteria not passed and calibrate it
+
+ AliEMCALGeometry* geom = AliEMCALGeometry::GetInstance();
+
+ if(absID < 0 || absID >= 24*48*geom->GetNumberOfSuperModules()) return kFALSE;
+
+ Int_t imod = -1, iphi =-1, ieta=-1,iTower = -1, iIphi = -1, iIeta = -1;
+ geom->GetCellIndex(absID,imod,iTower,iIphi,iIeta);
+ geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,iphi,ieta);
+
+ // Do not include bad channels found in analysis,
+ if( IsBadChannelsRemovalSwitchedOn() && GetEMCALChannelStatus(imod, ieta, iphi)) {
+ return kFALSE;
+ }
+
+ //Recalibrate energy
+ amp = cells->GetCellAmplitude(absID);
+ if(IsRecalibrationOn())
+ amp *= GetEMCALChannelRecalibrationFactor(imod,ieta,iphi);
+
+
+ // Recalibrate time
+ time = cells->GetCellTime(absID);
+
+ RecalibrateCellTime(absID,bc,time);
+
+ return kTRUE;
}
//_______________________________________________________________
// Given the list of AbsId of the cluster, get the maximum cell and
// check if there are fNCellsFromBorder from the calorimeter border
+ if(!cluster){
+ AliInfo("Cluster pointer null!");
+ return kFALSE;
+ }
+
//If the distance to the border is 0 or negative just exit accept all clusters
if(cells->GetType()==AliVCaloCells::kEMCALCell && fNCellsFromEMCALBorder <= 0 ) return kTRUE;
//_________________________________________________________________________________________________________
-Bool_t AliEMCALRecoUtils::ClusterContainsBadChannel(AliEMCALGeometry* geom, UShort_t* cellList, Int_t nCells){
+Bool_t AliEMCALRecoUtils::ClusterContainsBadChannel(const AliEMCALGeometry* geom, const UShort_t* cellList, const Int_t nCells){
// Check that in the cluster cells, there is no bad channel of those stored
// in fEMCALBadChannelMap or fPHOSBadChannelMap
}
+//_______________________________________________________________________
+Bool_t AliEMCALRecoUtils::IsExoticCell(const Int_t absID, AliVCaloCells* cells, const Int_t bc)
+{
+ // Look to cell neighbourhood and reject if it seems exotic
+ // Do before recalibrating the cells
+ if(!fRejectExoticCells) return kFALSE;
+
+ AliEMCALGeometry * geom = AliEMCALGeometry::GetInstance();
+
+ Int_t imod = -1, iphi =-1, ieta=-1,iTower = -1, iIphi = -1, iIeta = -1;
+ geom->GetCellIndex(absID,imod,iTower,iIphi,iIeta);
+ geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,iphi,ieta);
+
+ //Get close cells index, energy and time, not in corners
+ Int_t absID1 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi+1, ieta);
+ Int_t absID2 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi-1, ieta);
+ Int_t absID3 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi, ieta+1);
+ Int_t absID4 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi, ieta-1);
+
+ Float_t ecell = 0, ecell1 = 0, ecell2 = 0, ecell3 = 0, ecell4 = 0;
+ Double_t tcell = 0, tcell1 = 0, tcell2 = 0, tcell3 = 0, tcell4 = 0;
+ Bool_t accept = 0, accept1 = 0, accept2 = 0, accept3 = 0, accept4 = 0;
+
+ accept = AcceptCalibrateCell(absID, bc, ecell ,tcell ,cells);
+
+ if(!accept) return kTRUE; // reject this cell
+
+ if(ecell < fExoticCellMinAmplitude) return kFALSE; // do not reject low energy cells
+
+ accept1 = AcceptCalibrateCell(absID1,bc, ecell1,tcell1,cells);
+ accept2 = AcceptCalibrateCell(absID2,bc, ecell2,tcell2,cells);
+ accept3 = AcceptCalibrateCell(absID3,bc, ecell3,tcell3,cells);
+ accept4 = AcceptCalibrateCell(absID4,bc, ecell4,tcell4,cells);
+
+ /*
+ printf("Cell absID %d \n",absID);
+ printf("\t accept1 %d, accept2 %d, accept3 %d, accept4 %d\n",
+ accept1,accept2,accept3,accept4);
+ printf("\t id %d: id1 %d, id2 %d, id3 %d, id4 %d\n",
+ absID,absID1,absID2,absID3,absID4);
+ printf("\t e %f: e1 %f, e2 %f, e3 %f, e4 %f\n",
+ ecell,ecell1,ecell2,ecell3,ecell4);
+ printf("\t t %f: t1 %f, t2 %f, t3 %f, t4 %f;\n dt1 %f, dt2 %f, dt3 %f, dt4 %f\n",
+ tcell*1.e9,tcell1*1.e9,tcell2*1.e9,tcell3*1.e9,tcell4*1.e9,
+ TMath::Abs(tcell-tcell1)*1.e9, TMath::Abs(tcell-tcell2)*1.e9, TMath::Abs(tcell-tcell3)*1.e9, TMath::Abs(tcell-tcell4)*1.e9);
+ */
+
+ if(TMath::Abs(tcell-tcell1)*1.e9 > fExoticCellDiffTime) ecell1 = 0 ;
+ if(TMath::Abs(tcell-tcell2)*1.e9 > fExoticCellDiffTime) ecell2 = 0 ;
+ if(TMath::Abs(tcell-tcell3)*1.e9 > fExoticCellDiffTime) ecell3 = 0 ;
+ if(TMath::Abs(tcell-tcell4)*1.e9 > fExoticCellDiffTime) ecell4 = 0 ;
+
+ Float_t eCross = ecell1+ecell2+ecell3+ecell4;
+
+ //printf("\t eCell %f, eCross %f, 1-eCross/eCell %f\n",ecell,eCross,1-eCross/ecell);
+
+ if(1-eCross/ecell > fExoticCellFraction) {
+ AliDebug(2,Form("AliEMCALRecoUtils::IsExoticCell() - EXOTIC CELL id %d, eCell %f, eCross %f, 1-eCross/eCell %f\n",absID,ecell,eCross,1-eCross/ecell));
+ return kTRUE;
+ }
+
+ return kFALSE;
+
+}
+
+//_________________________________________________
+Bool_t AliEMCALRecoUtils::IsExoticCluster(AliVCluster *cluster, AliVCaloCells *cells, const Int_t bc) {
+ // Check if the cluster highest energy tower is exotic
+
+ if(!cluster){
+ AliInfo("Cluster pointer null!");
+ return kFALSE;
+ }
+
+ if(!fRejectExoticCluster) return kFALSE;
+
+ // Get highest energy tower
+ AliEMCALGeometry* geom = AliEMCALGeometry::GetInstance();
+ Int_t iSupMod = -1, absId = -1, ieta = -1, iphi = -1;
+ Bool_t shared = kFALSE;
+ GetMaxEnergyCell(geom, cells, cluster, absId, iSupMod, ieta, iphi, shared);
+
+ return IsExoticCell(absId,cells,bc);
+
+}
+
+//__________________________________________________
+Float_t AliEMCALRecoUtils::SmearClusterEnergy(const AliVCluster* cluster) {
+
+ //In case of MC analysis, smear energy to match resolution/calibration in real data
+
+ if(!cluster){
+ AliInfo("Cluster pointer null!");
+ return 0;
+ }
+
+ Float_t energy = cluster->E() ;
+ Float_t rdmEnergy = energy ;
+ if(fSmearClusterEnergy){
+ rdmEnergy = fRandom.Gaus(energy,fSmearClusterParam[0] * TMath::Sqrt(energy) +
+ fSmearClusterParam[1] * energy +
+ fSmearClusterParam[2] );
+ AliDebug(2, Form("Energy: original %f, smeared %f\n", energy, rdmEnergy));
+ }
+
+ return rdmEnergy ;
+
+}
+
//__________________________________________________
Float_t AliEMCALRecoUtils::CorrectClusterEnergyLinearity(AliVCluster* cluster){
// Correct cluster energy from non linearity functions
- Float_t energy = cluster->E();
+ if(!cluster){
+ AliInfo("Cluster pointer null!");
+ return 0;
+ }
+
+ Float_t energy = cluster->E();
+
switch (fNonLinearityFunction) {
case kPi0MC:
+ {
//Non-Linearity correction (from MC with function ([0]*exp(-[1]/E))+(([2]/([3]*2.*TMath::Pi())*exp(-(E-[4])^2/(2.*[3]^2)))))
- //Double_t par0 = 1.001;
- //Double_t par1 = -0.01264;
- //Double_t par2 = -0.03632;
- //Double_t par3 = 0.1798;
- //Double_t par4 = -0.522;
- energy /= (fNonLinearityParams[0]*exp(-fNonLinearityParams[1]/energy))+
+ //Double_t fNonLinearityParams[0] = 1.014;
+ //Double_t fNonLinearityParams[1] = -0.03329;
+ //Double_t fNonLinearityParams[2] = -0.3853;
+ //Double_t fNonLinearityParams[3] = 0.5423;
+ //Double_t fNonLinearityParams[4] = -0.4335;
+ energy *= (fNonLinearityParams[0]*exp(-fNonLinearityParams[1]/energy))+
((fNonLinearityParams[2]/(fNonLinearityParams[3]*2.*TMath::Pi())*
exp(-(energy-fNonLinearityParams[4])*(energy-fNonLinearityParams[4])/(2.*fNonLinearityParams[3]*fNonLinearityParams[3]))));
break;
-
+ }
+
case kPi0GammaGamma:
-
+ {
//Non-Linearity correction (from Olga Data with function p0+p1*exp(-p2*E))
- //Double_t par0 = 0.1457;
- //Double_t par1 = -0.02024;
- //Double_t par2 = 1.046;
+ //Double_t fNonLinearityParams[0] = 1.04;
+ //Double_t fNonLinearityParams[1] = -0.1445;
+ //Double_t fNonLinearityParams[2] = 1.046;
energy /= (fNonLinearityParams[0]+fNonLinearityParams[1]*exp(-fNonLinearityParams[2]*energy)); //Olga function
break;
+ }
case kPi0GammaConversion:
-
+ {
//Non-Linearity correction (Nicolas from Dimitri Data with function C*[1-a*exp(-b*E)])
- //Double_t C = 0.139393/0.1349766;
- //Double_t a = 0.0566186;
- //Double_t b = 0.982133;
+ //fNonLinearityParams[0] = 0.139393/0.1349766;
+ //fNonLinearityParams[1] = 0.0566186;
+ //fNonLinearityParams[2] = 0.982133;
energy /= fNonLinearityParams[0]*(1-fNonLinearityParams[1]*exp(-fNonLinearityParams[2]*energy));
break;
+ }
+
+ case kBeamTest:
+ {
+ //From beam test, Alexei's results, for different ZS thresholds
+ // th=30 MeV; th = 45 MeV; th = 75 MeV
+ //fNonLinearityParams[0] = 1.007; 1.003; 1.002
+ //fNonLinearityParams[1] = 0.894; 0.719; 0.797
+ //fNonLinearityParams[2] = 0.246; 0.334; 0.358
+ //Rescale the param[0] with 1.03
+ energy /= fNonLinearityParams[0]/(1+fNonLinearityParams[1]*exp(-energy/fNonLinearityParams[2]));
+
+ break;
+ }
+
+ case kBeamTestCorrected:
+ {
+ //From beam test, corrected for material between beam and EMCAL
+ //fNonLinearityParams[0] = 0.99078
+ //fNonLinearityParams[1] = 0.161499;
+ //fNonLinearityParams[2] = 0.655166;
+ //fNonLinearityParams[3] = 0.134101;
+ //fNonLinearityParams[4] = 163.282;
+ //fNonLinearityParams[5] = 23.6904;
+ //fNonLinearityParams[6] = 0.978;
+ energy *= fNonLinearityParams[6]/(fNonLinearityParams[0]*(1./(1.+fNonLinearityParams[1]*exp(-energy/fNonLinearityParams[2]))*1./(1.+fNonLinearityParams[3]*exp((energy-fNonLinearityParams[4])/fNonLinearityParams[5]))));
+
+ break;
+ }
case kNoCorrection:
AliDebug(2,"No correction on the energy\n");
break;
}
-
+
return energy;
}
+//__________________________________________________
+void AliEMCALRecoUtils::InitNonLinearityParam()
+{
+ //Initialising Non Linearity Parameters
+
+ if(fNonLinearityFunction == kPi0MC)
+ {
+ fNonLinearityParams[0] = 1.014;
+ fNonLinearityParams[1] = -0.03329;
+ fNonLinearityParams[2] = -0.3853;
+ fNonLinearityParams[3] = 0.5423;
+ fNonLinearityParams[4] = -0.4335;
+ }
+
+ if(fNonLinearityFunction == kPi0GammaGamma)
+ {
+ fNonLinearityParams[0] = 1.04;
+ fNonLinearityParams[1] = -0.1445;
+ fNonLinearityParams[2] = 1.046;
+ }
+
+ if(fNonLinearityFunction == kPi0GammaConversion)
+ {
+ fNonLinearityParams[0] = 0.139393;
+ fNonLinearityParams[1] = 0.0566186;
+ fNonLinearityParams[2] = 0.982133;
+ }
+
+ if(fNonLinearityFunction == kBeamTest)
+ {
+ if(fNonLinearThreshold == 30)
+ {
+ fNonLinearityParams[0] = 1.007;
+ fNonLinearityParams[1] = 0.894;
+ fNonLinearityParams[2] = 0.246;
+ }
+ if(fNonLinearThreshold == 45)
+ {
+ fNonLinearityParams[0] = 1.003;
+ fNonLinearityParams[1] = 0.719;
+ fNonLinearityParams[2] = 0.334;
+ }
+ if(fNonLinearThreshold == 75)
+ {
+ fNonLinearityParams[0] = 1.002;
+ fNonLinearityParams[1] = 0.797;
+ fNonLinearityParams[2] = 0.358;
+ }
+ }
+
+ if(fNonLinearityFunction == kBeamTestCorrected)
+ {
+ fNonLinearityParams[0] = 0.99078;
+ fNonLinearityParams[1] = 0.161499;
+ fNonLinearityParams[2] = 0.655166;
+ fNonLinearityParams[3] = 0.134101;
+ fNonLinearityParams[4] = 163.282;
+ fNonLinearityParams[5] = 23.6904;
+ fNonLinearityParams[6] = 0.978;
+ }
+}
//__________________________________________________
Float_t AliEMCALRecoUtils::GetDepth(const Float_t energy, const Int_t iParticle, const Int_t iSM) const
}
-//__________________________________________________
-void AliEMCALRecoUtils::GetMaxEnergyCell(AliEMCALGeometry *geom, AliVCaloCells* cells, AliVCluster* clu,
- Int_t & absId, Int_t& iSupMod, Int_t& ieta, Int_t& iphi, Bool_t &shared)
+//____________________________________________________________________
+void AliEMCALRecoUtils::GetMaxEnergyCell(const AliEMCALGeometry *geom,
+ AliVCaloCells* cells,
+ const AliVCluster* clu,
+ Int_t & absId,
+ Int_t& iSupMod,
+ Int_t& ieta,
+ Int_t& iphi,
+ Bool_t &shared)
{
//For a given CaloCluster gets the absId of the cell
//with maximum energy deposit.
Int_t iIphi = -1;
Int_t iIeta = -1;
Int_t iSupMod0= -1;
- //printf("---Max?\n");
+
+ if(!clu){
+ AliInfo("Cluster pointer null!");
+ absId=-1; iSupMod0=-1, ieta = -1; iphi = -1; shared = -1;
+ return;
+ }
+
for (Int_t iDig=0; iDig< clu->GetNCells(); iDig++) {
cellAbsId = clu->GetCellAbsId(iDig);
fraction = clu->GetCellAmplitudeFraction(iDig);
}
-//________________________________________________________________
-void AliEMCALRecoUtils::InitEMCALRecalibrationFactors(){
+//______________________________________
+void AliEMCALRecoUtils::InitParameters()
+{
+ // Initialize data members with default values
+
+ fParticleType = kPhoton;
+ fPosAlgo = kUnchanged;
+ fW0 = 4.5;
+
+ fNonLinearityFunction = kNoCorrection;
+ fNonLinearThreshold = 30;
+
+ fExoticCellFraction = 0.97;
+ fExoticCellDiffTime = 1e6;
+ fExoticCellMinAmplitude = 0.5;
+
+ fAODFilterMask = 32;
+
+ fCutEtaPhiSum = kTRUE;
+ fCutEtaPhiSeparate = kFALSE;
+
+ fCutR = 0.05;
+ fCutEta = 0.025;
+ fCutPhi = 0.05;
+
+ fClusterWindow = 100;
+ fMass = 0.139;
+
+ fStepSurface = 20.;
+ fStepCluster = 5.;
+ fTrackCutsType = kLooseCut;
+
+ fCutMinTrackPt = 0;
+ fCutMinNClusterTPC = -1;
+ fCutMinNClusterITS = -1;
+
+ fCutMaxChi2PerClusterTPC = 1e10;
+ fCutMaxChi2PerClusterITS = 1e10;
+
+ fCutRequireTPCRefit = kFALSE;
+ fCutRequireITSRefit = kFALSE;
+ fCutAcceptKinkDaughters = kFALSE;
+
+ fCutMaxDCAToVertexXY = 1e10;
+ fCutMaxDCAToVertexZ = 1e10;
+ fCutDCAToVertex2D = kFALSE;
+
+
+ //Misalignment matrices
+ for(Int_t i = 0; i < 15 ; i++) {
+ fMisalTransShift[i] = 0.;
+ fMisalRotShift[i] = 0.;
+ }
+
+ //Non linearity
+ for(Int_t i = 0; i < 7 ; i++) fNonLinearityParams[i] = 0.;
+
+ //For kBeamTestCorrected case, but default is no correction
+ fNonLinearityParams[0] = 0.99078;
+ fNonLinearityParams[1] = 0.161499;
+ fNonLinearityParams[2] = 0.655166;
+ fNonLinearityParams[3] = 0.134101;
+ fNonLinearityParams[4] = 163.282;
+ fNonLinearityParams[5] = 23.6904;
+ fNonLinearityParams[6] = 0.978;
+
+ //For kPi0GammaGamma case
+ //fNonLinearityParams[0] = 0.1457/0.1349766/1.038;
+ //fNonLinearityParams[1] = -0.02024/0.1349766/1.038;
+ //fNonLinearityParams[2] = 1.046;
+
+ //Cluster energy smearing
+ fSmearClusterEnergy = kFALSE;
+ fSmearClusterParam[0] = 0.07; // * sqrt E term
+ fSmearClusterParam[1] = 0.00; // * E term
+ fSmearClusterParam[2] = 0.00; // constant
+
+}
+
+//_____________________________________________________
+void AliEMCALRecoUtils::InitEMCALRecalibrationFactors()
+{
//Init EMCAL recalibration factors
AliDebug(2,"AliCalorimeterUtils::InitEMCALRecalibrationFactors()");
//In order to avoid rewriting the same histograms
TH1::AddDirectory(kFALSE);
fEMCALRecalibrationFactors = new TObjArray(10);
- for (int i = 0; i < 12; i++) fEMCALRecalibrationFactors->Add(new TH2F(Form("EMCALRecalFactors_SM%d",i),Form("EMCALRecalFactors_SM%d",i), 48, 0, 48, 24, 0, 24));
+ for (int i = 0; i < 10; i++) fEMCALRecalibrationFactors->Add(new TH2F(Form("EMCALRecalFactors_SM%d",i),Form("EMCALRecalFactors_SM%d",i), 48, 0, 48, 24, 0, 24));
//Init the histograms with 1
- for (Int_t sm = 0; sm < 12; sm++) {
+ for (Int_t sm = 0; sm < 10; sm++) {
for (Int_t i = 0; i < 48; i++) {
for (Int_t j = 0; j < 24; j++) {
SetEMCALChannelRecalibrationFactor(sm,i,j,1.);
TH1::AddDirectory(oldStatus);
}
+//________________________________________________________________
+void AliEMCALRecoUtils::InitEMCALTimeRecalibrationFactors(){
+ //Init EMCAL recalibration factors
+ AliDebug(2,"AliCalorimeterUtils::InitEMCALRecalibrationFactors()");
+ //In order to avoid rewriting the same histograms
+ Bool_t oldStatus = TH1::AddDirectoryStatus();
+ TH1::AddDirectory(kFALSE);
+
+ fEMCALTimeRecalibrationFactors = new TObjArray(4);
+ for (int i = 0; i < 4; i++)
+ fEMCALTimeRecalibrationFactors->Add(new TH1F(Form("hAllTimeAvBC%d",i),
+ Form("hAllTimeAvBC%d",i),
+ 48*24*10,0.,48*24*10) );
+ //Init the histograms with 1
+ for (Int_t bc = 0; bc < 4; bc++) {
+ for (Int_t i = 0; i < 48*24*10; i++)
+ SetEMCALChannelTimeRecalibrationFactor(bc,i,0.);
+ }
+
+ fEMCALTimeRecalibrationFactors->SetOwner(kTRUE);
+ fEMCALTimeRecalibrationFactors->Compress();
+
+ //In order to avoid rewriting the same histograms
+ TH1::AddDirectory(oldStatus);
+}
//________________________________________________________________
void AliEMCALRecoUtils::InitEMCALBadChannelStatusMap(){
for (int i = 0; i < 10; i++) {
fEMCALBadChannelMap->Add(new TH2I(Form("EMCALBadChannelMap_Mod%d",i),Form("EMCALBadChannelMap_Mod%d",i), 48, 0, 48, 24, 0, 24));
}
-
- //delete hTemp;
-
+
fEMCALBadChannelMap->SetOwner(kTRUE);
fEMCALBadChannelMap->Compress();
TH1::AddDirectory(oldStatus);
}
-//________________________________________________________________
-void AliEMCALRecoUtils::RecalibrateClusterEnergy(AliEMCALGeometry* geom, AliVCluster * cluster, AliVCaloCells * cells){
- // Recalibrate the cluster energy, considering the recalibration map and the energy of the cells that compose the cluster.
+//____________________________________________________________________________
+void AliEMCALRecoUtils::RecalibrateClusterEnergy(const AliEMCALGeometry* geom,
+ AliVCluster * cluster,
+ AliVCaloCells * cells,
+ const Int_t bc)
+{
+ // Recalibrate the cluster energy and Time, considering the recalibration map
+ // and the energy of the cells and time that compose the cluster.
+ // bc= bunch crossing number returned by esdevent->GetBunchCrossNumber();
+ if(!cluster){
+ AliInfo("Cluster pointer null!");
+ return;
+ }
+
//Get the cluster number of cells and list of absId, check what kind of cluster do we have.
UShort_t * index = cluster->GetCellsAbsId() ;
Double_t * fraction = cluster->GetCellsAmplitudeFraction() ;
//Initialize some used variables
Float_t energy = 0;
- Int_t absId = -1;
- Int_t icol = -1, irow = -1, imod=1;
+ Int_t absId =-1;
+ Int_t icol =-1, irow =-1, imod=1;
Float_t factor = 1, frac = 0;
-
+ Int_t absIdMax = -1;
+ Float_t emax = 0;
+
//Loop on the cells, get the cell amplitude and recalibration factor, multiply and and to the new energy
for(Int_t icell = 0; icell < ncells; icell++){
absId = index[icell];
frac = fraction[icell];
if(frac < 1e-5) frac = 1; //in case of EMCAL, this is set as 0 since unfolding is off
- Int_t iTower = -1, iIphi = -1, iIeta = -1;
- geom->GetCellIndex(absId,imod,iTower,iIphi,iIeta);
- if(fEMCALRecalibrationFactors->GetEntries() <= imod) continue;
- geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,irow,icol);
- factor = GetEMCALChannelRecalibrationFactor(imod,icol,irow);
- AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - recalibrate cell: module %d, col %d, row %d, cell fraction %f,recalibration factor %f, cell energy %f\n",
- imod,icol,irow,frac,factor,cells->GetCellAmplitude(absId)));
-
+
+ if(!fCellsRecalibrated && IsRecalibrationOn()){
+
+ // Energy
+ Int_t iTower = -1, iIphi = -1, iIeta = -1;
+ geom->GetCellIndex(absId,imod,iTower,iIphi,iIeta);
+ if(fEMCALRecalibrationFactors->GetEntries() <= imod) continue;
+ geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,irow,icol);
+ factor = GetEMCALChannelRecalibrationFactor(imod,icol,irow);
+
+ AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - recalibrate cell: module %d, col %d, row %d, cell fraction %f,recalibration factor %f, cell energy %f\n",
+ imod,icol,irow,frac,factor,cells->GetCellAmplitude(absId)));
+
+ }
+
energy += cells->GetCellAmplitude(absId)*factor*frac;
+
+ if(emax < cells->GetCellAmplitude(absId)*factor*frac){
+ emax = cells->GetCellAmplitude(absId)*factor*frac;
+ absIdMax = absId;
+ }
+
}
-
- AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - Energy before %f, after %f\n",cluster->E(),energy));
-
- cluster->SetE(energy);
-
+ cluster->SetE(energy);
+
+ AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - Energy before %f, after %f\n",cluster->E(),energy));
+
+ // Recalculate time of cluster only for ESDs
+ if(!strcmp("AliESDCaloCluster",Form("%s",cluster->ClassName()))){
+
+ // Time
+ Double_t weightedTime = 0;
+ Double_t weight = 0;
+ Double_t weightTot = 0;
+ Double_t maxcellTime = 0;
+ for(Int_t icell = 0; icell < ncells; icell++){
+ absId = index[icell];
+ frac = fraction[icell];
+ if(frac < 1e-5) frac = 1; //in case of EMCAL, this is set as 0 since unfolding is off
+
+ Double_t celltime = cells->GetCellTime(absId);
+ RecalibrateCellTime(absId, bc, celltime);
+ if(absId == absIdMax) maxcellTime = celltime;
+
+ if(!fCellsRecalibrated){
+
+ Int_t iTower = -1, iIphi = -1, iIeta = -1;
+ geom->GetCellIndex(absId,imod,iTower,iIphi,iIeta);
+ if(fEMCALRecalibrationFactors->GetEntries() <= imod) continue;
+ geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,irow,icol);
+ factor = GetEMCALChannelRecalibrationFactor(imod,icol,irow);
+
+ AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - recalibrate cell: module %d, col %d, row %d, cell fraction %f,recalibration factor %f, cell energy %f\n",
+ imod,icol,irow,frac,factor,cells->GetCellTime(absId)));
+
+ }
+
+ weight = GetCellWeight(cells->GetCellAmplitude(absId)*factor*frac , energy );
+ weightTot += weight;
+ weightedTime += celltime * weight;
+
+ }
+
+ if(weightTot > 0)
+ cluster->SetTOF(weightedTime/weightTot);
+ else
+ cluster->SetTOF(maxcellTime);
+
+ }
}
+//________________________________________________________________
+void AliEMCALRecoUtils::RecalibrateCells(AliVCaloCells * cells, Int_t bc){
+ // Recalibrate the cells time and energy, considering the recalibration map and the energy
+ // of the cells that compose the cluster.
+ // bc= bunch crossing number returned by esdevent->GetBunchCrossNumber();
+
+ if(!IsRecalibrationOn() && !IsTimeRecalibrationOn()) return;
+
+ if(!cells){
+ AliInfo("Cells pointer null!");
+ return;
+ }
+
+ fCellsRecalibrated = kTRUE;
+
+ Int_t absId =-1;
+ Bool_t accept = kFALSE;
+ Float_t ecell = 0;
+ Double_t tcell = 0;
+
+ Int_t nEMcell = cells->GetNumberOfCells() ;
+ for (Int_t iCell = 0; iCell < nEMcell; iCell++) {
+
+ absId = cells->GetCellNumber(iCell);
+
+ accept = AcceptCalibrateCell(absId, bc, ecell ,tcell ,cells);
+ if(!accept) {
+ ecell = 0;
+ tcell = 0;
+ }
+
+ //Set new values
+ cells->SetCell(iCell,absId,ecell, tcell);
+
+ }
+
+}
+//_______________________________________________________________________________________________________
+void AliEMCALRecoUtils::RecalibrateCellTime(const Int_t absId, const Int_t bc, Double_t & celltime) const
+{
+ // Recalibrate time of cell with absID considering the recalibration map
+ // bc= bunch crossing number returned by esdevent->GetBunchCrossNumber();
+
+ if(!fCellsRecalibrated && IsTimeRecalibrationOn() && bc >= 0){
+
+ celltime -= GetEMCALChannelTimeRecalibrationFactor(bc%4,absId)*1.e-9; ;
+
+ }
+
+}
+
//__________________________________________________
void AliEMCALRecoUtils::RecalculateClusterPosition(AliEMCALGeometry *geom, AliVCaloCells* cells, AliVCluster* clu)
{
//For a given CaloCluster recalculates the position for a given set of misalignment shifts and puts it again in the CaloCluster.
+ if(!clu){
+ AliInfo("Cluster pointer null!");
+ return;
+ }
+
if (fPosAlgo==kPosTowerGlobal) RecalculateClusterPositionFromTowerGlobal( geom, cells, clu);
else if(fPosAlgo==kPosTowerIndex) RecalculateClusterPositionFromTowerIndex ( geom, cells, clu);
else AliDebug(2,"Algorithm to recalculate position not selected, do nothing.");
//printf("** Cluster energy %f, ncells %d, depth %f\n",clEnergy,clu->GetNCells(),depth);
for (Int_t iDig=0; iDig< clu->GetNCells(); iDig++) {
- absId = clu->GetCellAbsId(iDig);
- fraction = clu->GetCellAmplitudeFraction(iDig);
- if(fraction < 1e-4) fraction = 1.; // in case unfolding is off
- geom->GetCellIndex(absId,iSM,iTower,iIphi,iIeta);
- geom->GetCellPhiEtaIndexInSModule(iSM,iTower,iIphi, iIeta,iphi,ieta);
- if(IsRecalibrationOn()) {
- recalFactor = GetEMCALChannelRecalibrationFactor(iSM,ieta,iphi);
+ absId = clu->GetCellAbsId(iDig);
+ fraction = clu->GetCellAmplitudeFraction(iDig);
+ if(fraction < 1e-4) fraction = 1.; // in case unfolding is off
+
+ if(!fCellsRecalibrated){
+
+ geom->GetCellIndex(absId,iSM,iTower,iIphi,iIeta);
+ geom->GetCellPhiEtaIndexInSModule(iSM,iTower,iIphi, iIeta,iphi,ieta);
+
+ if(IsRecalibrationOn()) {
+ recalFactor = GetEMCALChannelRecalibrationFactor(iSM,ieta,iphi);
+ }
}
+
eCell = cells->GetCellAmplitude(absId)*fraction*recalFactor;
weight = GetCellWeight(eCell,clEnergy);
- //printf("cell energy %f, weight %f\n",eCell,weight);
totalWeight += weight;
+
geom->RelPosCellInSModule(absId,depth,pLocal[0],pLocal[1],pLocal[2]);
//printf("pLocal (%f,%f,%f), SM %d, absId %d\n",pLocal[0],pLocal[1],pLocal[2],iSupModMax,absId);
geom->GetGlobal(pLocal,pGlobal,iSupModMax);
absId = clu->GetCellAbsId(iDig);
fraction = clu->GetCellAmplitudeFraction(iDig);
if(fraction < 1e-4) fraction = 1.; // in case unfolding is off
- geom->GetCellIndex(absId,iSupMod,iTower,iIphi,iIeta);
- geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi, iIeta,iphi,ieta);
-
+
if (iDig==0) startingSM = iSupMod;
else if(iSupMod != startingSM) areInSameSM = kFALSE;
eCell = cells->GetCellAmplitude(absId);
- if(IsRecalibrationOn()) {
- recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi);
+ geom->GetCellIndex(absId,iSupMod,iTower,iIphi,iIeta);
+ geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi, iIeta,iphi,ieta);
+
+ if(!fCellsRecalibrated){
+
+ if(IsRecalibrationOn()) {
+
+ recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi);
+
+ }
}
+
eCell = cells->GetCellAmplitude(absId)*fraction*recalFactor;
weight = GetCellWeight(eCell,clEnergy);
if(!fRecalDistToBadChannels) return;
+ if(!cluster){
+ AliInfo("Cluster pointer null!");
+ return;
+ }
+
//Get channels map of the supermodule where the cluster is.
Int_t absIdMax = -1, iSupMod =-1, icolM = -1, irowM = -1;
Bool_t shared = kFALSE;
void AliEMCALRecoUtils::RecalculateClusterPID(AliVCluster * cluster){
//re-evaluate identification parameters with bayesian
-
+
+ if(!cluster){
+ AliInfo("Cluster pointer null!");
+ return;
+ }
+
if ( cluster->GetM02() != 0)
fPIDUtils->ComputePID(cluster->E(),cluster->GetM02());
// and tranfers into global ALICE coordinates
// Calculates Dispersion and main axis
+ if(!cluster){
+ AliInfo("Cluster pointer null!");
+ return;
+ }
+
Int_t nstat = 0;
Float_t wtot = 0. ;
Double_t eCell = 0.;
//Get the cell energy, if recalibration is on, apply factors
fraction = cluster->GetCellAmplitudeFraction(iDigit);
if(fraction < 1e-4) fraction = 1.; // in case unfolding is off
- if(IsRecalibrationOn()) {
- recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi);
+
+ if(!fCellsRecalibrated){
+
+ if(IsRecalibrationOn()) {
+ recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi);
+ }
+
}
+
eCell = cells->GetCellAmplitude(cluster->GetCellAbsId(iDigit))*fraction*recalFactor;
if(cluster->E() > 0 && eCell > 0){
cluster->SetDispersion(TMath::Sqrt(d)) ;
else
cluster->SetDispersion(0) ;
-
}
-//__________________________________________________
-void AliEMCALRecoUtils::FindMatches(AliVEvent *event)
+//____________________________________________________________________________
+void AliEMCALRecoUtils::FindMatches(AliVEvent *event,TObjArray * clusterArr, AliEMCALGeometry *geom)
{
//This function should be called before the cluster loop
//Before call this function, please recalculate the cluster positions
//Given the input event, loop over all the tracks, select the closest cluster as matched with fCutR
//Store matched cluster indexes and residuals
- //It only works with ESDs, not AODs
+ fMatchedTrackIndex ->Reset();
fMatchedClusterIndex->Reset();
- fResidualZ->Reset();
- fResidualR->Reset();
+ fResidualPhi->Reset();
+ fResidualEta->Reset();
+
+ fMatchedTrackIndex ->Set(500);
+ fMatchedClusterIndex->Set(500);
+ fResidualPhi->Set(500);
+ fResidualEta->Set(500);
- fMatchedClusterIndex->Set(100);
- fResidualZ->Set(100);
- fResidualR->Set(100);
+ AliESDEvent* esdevent = dynamic_cast<AliESDEvent*> (event);
+ AliAODEvent* aodevent = dynamic_cast<AliAODEvent*> (event);
+
+ // init the magnetic field if not already on
+ if(!TGeoGlobalMagField::Instance()->GetField()){
+ AliInfo("Init the magnetic field\n");
+ if (esdevent)
+ {
+ esdevent->InitMagneticField();
+ }
+ else if(aodevent)
+ {
+ Double_t curSol = 30000*aodevent->GetMagneticField()/5.00668;
+ Double_t curDip = 6000 *aodevent->GetMuonMagFieldScale();
+ AliMagF *field = AliMagF::CreateFieldMap(curSol,curDip);
+ TGeoGlobalMagField::Instance()->SetField(field);
+ }
+ else
+ {
+ AliInfo("Mag Field not initialized, null esd/aod evetn pointers");
+ }
+
+ } // Init mag field
+
+ TObjArray *clusterArray = 0x0;
+ if(!clusterArr)
+ {
+ clusterArray = new TObjArray(event->GetNumberOfCaloClusters());
+ for(Int_t icl=0; icl<event->GetNumberOfCaloClusters(); icl++)
+ {
+ AliVCluster *cluster = (AliVCluster*) event->GetCaloCluster(icl);
+ if(geom && !IsGoodCluster(cluster,geom,(AliVCaloCells*)event->GetEMCALCells())) continue;
+ clusterArray->AddAt(cluster,icl);
+ }
+ }
Int_t matched=0;
- Float_t clsPos[3];
- Double_t trkPos[3];
+ Double_t cv[21];
+ for (Int_t i=0; i<21;i++) cv[i]=0;
for(Int_t itr=0; itr<event->GetNumberOfTracks(); itr++)
{
- AliESDtrack *track = ((AliESDEvent*)event)->GetTrack(itr);
- if(!track || !IsAccepted(track)) continue;
+ AliExternalTrackParam *trackParam = 0;
- Float_t dRMax = fCutR, dZMax = fCutZ;
- Int_t index = -1;
- AliEMCALTrack *emctrack = new AliEMCALTrack(*track);
- for(Int_t icl=0; icl<event->GetNumberOfCaloClusters(); icl++)
+ //If the input event is ESD, the starting point for extrapolation is TPCOut, if available, or TPCInner
+ AliESDtrack *esdTrack = 0;
+ AliAODTrack *aodTrack = 0;
+ if(esdevent)
{
- AliVCluster *cluster = (AliVCluster*) event->GetCaloCluster(icl);
- if(!cluster->IsEMCAL()) continue;
- cluster->GetPosition(clsPos); //Has been recalculated
- if(!emctrack->PropagateToGlobal(clsPos[0],clsPos[1],clsPos[2],0.,0.) ) continue;
- emctrack->GetXYZ(trkPos);
- Float_t tmpR = TMath::Sqrt( TMath::Power(clsPos[0]-trkPos[0],2)+TMath::Power(clsPos[1]-trkPos[1],2)+TMath::Power(clsPos[2]-trkPos[2],2) );
- Float_t tmpZ = TMath::Abs(clsPos[2]-trkPos[2]);
-
- if(tmpR<dRMax)
- {
- dRMax=tmpR;
- dZMax=tmpZ;
- index=icl;
- }
-
- }//cluser loop
+ esdTrack = esdevent->GetTrack(itr);
+ if(!esdTrack) continue;
+ if(!IsAccepted(esdTrack)) continue;
+ if(esdTrack->Pt()<fCutMinTrackPt) continue;
+ Double_t phi = esdTrack->Phi()*TMath::RadToDeg();
+ if(TMath::Abs(esdTrack->Eta())>0.8 || phi <= 20 || phi >= 240 ) continue;
+ trackParam = const_cast<AliExternalTrackParam*>(esdTrack->GetInnerParam());
+ }
+
+ //If the input event is AOD, the starting point for extrapolation is at vertex
+ //AOD tracks are selected according to its filterbit.
+ else if(aodevent)
+ {
+ aodTrack = aodevent->GetTrack(itr);
+ if(!aodTrack) continue;
+ if(!aodTrack->TestFilterMask(fAODFilterMask)) continue; //Select AOD tracks that fulfill GetStandardITSTPCTrackCuts2010()
+ if(aodTrack->Pt()<fCutMinTrackPt) continue;
+ Double_t phi = aodTrack->Phi()*TMath::RadToDeg();
+ if(TMath::Abs(aodTrack->Eta())>0.8 || phi <= 20 || phi >= 240 ) continue;
+ Double_t pos[3],mom[3];
+ aodTrack->GetXYZ(pos);
+ aodTrack->GetPxPyPz(mom);
+ AliDebug(5,Form("aod track: i=%d | pos=(%5.4f,%5.4f,%5.4f) | mom=(%5.4f,%5.4f,%5.4f) | charge=%d\n",itr,pos[0],pos[1],pos[2],mom[0],mom[1],mom[2],aodTrack->Charge()));
+ trackParam= new AliExternalTrackParam(pos,mom,cv,aodTrack->Charge());
+ }
+
+ //Return if the input data is not "AOD" or "ESD"
+ else
+ {
+ printf("Wrong input data type! Should be \"AOD\" or \"ESD\"\n");
+ if(clusterArray)
+ {
+ clusterArray->Clear();
+ delete clusterArray;
+ }
+ return;
+ }
+
+ if(!trackParam) continue;
+
+ //Extrapolate the track to EMCal surface
+ AliExternalTrackParam emcalParam(*trackParam);
+ Float_t eta, phi;
+ if(!ExtrapolateTrackToEMCalSurface(&emcalParam, 430., fMass, fStepSurface, eta, phi))
+ {
+ if(aodevent && trackParam) delete trackParam;
+ continue;
+ }
+
+ if(esdevent)
+ {
+ esdTrack->SetOuterParam(&emcalParam,AliExternalTrackParam::kMultSec);
+ }
+
+ if(TMath::Abs(eta)>0.75 || (phi) < 70*TMath::DegToRad() || (phi) > 190*TMath::DegToRad())
+ {
+ if(aodevent && trackParam) delete trackParam;
+ continue;
+ }
+
+
+ //Find matched clusters
+ Int_t index = -1;
+ Float_t dEta = -999, dPhi = -999;
+ if(!clusterArr)
+ {
+ index = FindMatchedClusterInClusterArr(&emcalParam, &emcalParam, clusterArray, dEta, dPhi);
+ }
+ else
+ {
+ index = FindMatchedClusterInClusterArr(&emcalParam, &emcalParam, clusterArr, dEta, dPhi);
+ }
if(index>-1)
{
- fMatchedClusterIndex->AddAt(index,matched);
- fResidualZ->AddAt(dZMax,matched);
- fResidualR->AddAt(dRMax,matched);
+ fMatchedTrackIndex ->AddAt(itr,matched);
+ fMatchedClusterIndex ->AddAt(index,matched);
+ fResidualEta ->AddAt(dEta,matched);
+ fResidualPhi ->AddAt(dPhi,matched);
matched++;
}
- delete emctrack;
+ if(aodevent && trackParam) delete trackParam;
}//track loop
- fMatchedClusterIndex->Set(matched);
- fResidualZ->Set(matched);
- fResidualR->Set(matched);
+
+ if(clusterArray)
+ {
+ clusterArray->Clear();
+ delete clusterArray;
+ }
+
+ AliDebug(2,Form("Number of matched pairs = %d !\n",matched));
- //printf("Number of matched pairs: %d\n",matched);
+ fMatchedTrackIndex ->Set(matched);
+ fMatchedClusterIndex ->Set(matched);
+ fResidualPhi ->Set(matched);
+ fResidualEta ->Set(matched);
}
-//__________________________________________________
-void AliEMCALRecoUtils::GetMatchedResiduals(Int_t index, Float_t &dR, Float_t &dZ)
+//________________________________________________________________________________
+Int_t AliEMCALRecoUtils::FindMatchedClusterInEvent(AliESDtrack *track, AliVEvent *event, AliEMCALGeometry *geom, Float_t &dEta, Float_t &dPhi)
+{
+ //
+ // This function returns the index of matched cluster to input track
+ // Returns -1 if no match is found
+ Int_t index = -1;
+ Double_t phiV = track->Phi()*TMath::RadToDeg();
+ if(TMath::Abs(track->Eta())>0.8 || phiV <= 20 || phiV >= 240 ) return index;
+ AliExternalTrackParam *trackParam = const_cast<AliExternalTrackParam*>(track->GetInnerParam());
+ if(!trackParam) return index;
+ AliExternalTrackParam emcalParam(*trackParam);
+ Float_t eta, phi;
+ if(!ExtrapolateTrackToEMCalSurface(&emcalParam, 430., fMass, fStepSurface, eta, phi)) return index;
+ if(TMath::Abs(eta)>0.75 || (phi) < 70*TMath::DegToRad() || (phi) > 190*TMath::DegToRad()) return index;
+
+ TObjArray *clusterArr = new TObjArray(event->GetNumberOfCaloClusters());
+
+ for(Int_t icl=0; icl<event->GetNumberOfCaloClusters(); icl++)
+ {
+ AliVCluster *cluster = (AliVCluster*) event->GetCaloCluster(icl);
+ if(geom && !IsGoodCluster(cluster,geom,(AliVCaloCells*)event->GetEMCALCells())) continue;
+ clusterArr->AddAt(cluster,icl);
+ }
+
+ index = FindMatchedClusterInClusterArr(&emcalParam, &emcalParam, clusterArr, dEta, dPhi);
+ clusterArr->Clear();
+ delete clusterArr;
+
+ return index;
+}
+
+//________________________________________________________________________________
+Int_t AliEMCALRecoUtils::FindMatchedClusterInClusterArr(AliExternalTrackParam *emcalParam, AliExternalTrackParam *trkParam, TObjArray * clusterArr, Float_t &dEta, Float_t &dPhi)
+{
+ dEta=-999, dPhi=-999;
+ Float_t dRMax = fCutR, dEtaMax=fCutEta, dPhiMax=fCutPhi;
+ Int_t index = -1;
+ Float_t tmpEta=-999, tmpPhi=-999;
+
+ Double_t exPos[3] = {0.,0.,0.};
+ if(!emcalParam->GetXYZ(exPos)) return index;
+
+ Float_t clsPos[3] = {0.,0.,0.};
+ for(Int_t icl=0; icl<clusterArr->GetEntriesFast(); icl++)
+ {
+ AliVCluster *cluster = dynamic_cast<AliVCluster*> (clusterArr->At(icl)) ;
+ if(!cluster || !cluster->IsEMCAL()) continue;
+ cluster->GetPosition(clsPos);
+ Double_t dR = TMath::Sqrt(TMath::Power(exPos[0]-clsPos[0],2)+TMath::Power(exPos[1]-clsPos[1],2)+TMath::Power(exPos[2]-clsPos[2],2));
+ if(dR > fClusterWindow) continue;
+
+ AliExternalTrackParam trkPamTmp (*trkParam);//Retrieve the starting point every time before the extrapolation
+ if(!ExtrapolateTrackToCluster(&trkPamTmp, cluster, fMass, fStepCluster, tmpEta, tmpPhi)) continue;
+ if(fCutEtaPhiSum)
+ {
+ Float_t tmpR=TMath::Sqrt(tmpEta*tmpEta + tmpPhi*tmpPhi);
+ if(tmpR<dRMax)
+ {
+ dRMax=tmpR;
+ dEtaMax=tmpEta;
+ dPhiMax=tmpPhi;
+ index=icl;
+ }
+ }
+ else if(fCutEtaPhiSeparate)
+ {
+ if(TMath::Abs(tmpEta)<TMath::Abs(dEtaMax) && TMath::Abs(tmpPhi)<TMath::Abs(dPhiMax))
+ {
+ dEtaMax = tmpEta;
+ dPhiMax = tmpPhi;
+ index=icl;
+ }
+ }
+ else
+ {
+ printf("Error: please specify your cut criteria\n");
+ printf("To cut on sqrt(dEta^2+dPhi^2), use: SwitchOnCutEtaPhiSum()\n");
+ printf("To cut on dEta and dPhi separately, use: SwitchOnCutEtaPhiSeparate()\n");
+ return index;
+ }
+ }
+
+ dEta=dEtaMax;
+ dPhi=dPhiMax;
+
+ return index;
+}
+
+//------------------------------------------------------------------------------------
+Bool_t AliEMCALRecoUtils::ExtrapolateTrackToEMCalSurface(AliExternalTrackParam *trkParam,
+ Double_t emcalR,
+ Double_t mass,
+ Double_t step,
+ Float_t &eta,
+ Float_t &phi)
+{
+ //Extrapolate track to EMCAL surface
+
+ eta = -999, phi = -999;
+ if(!trkParam) return kFALSE;
+ if(!AliTrackerBase::PropagateTrackToBxByBz(trkParam, emcalR, mass, step, kTRUE, 0.8, -1)) return kFALSE;
+ Double_t trkPos[3] = {0.,0.,0.};
+ if(!trkParam->GetXYZ(trkPos)) return kFALSE;
+ TVector3 trkPosVec(trkPos[0],trkPos[1],trkPos[2]);
+ eta = trkPosVec.Eta();
+ phi = trkPosVec.Phi();
+ if(phi<0)
+ phi += 2*TMath::Pi();
+
+ return kTRUE;
+}
+
+//-----------------------------------------------------------------------------------
+Bool_t AliEMCALRecoUtils::ExtrapolateTrackToPosition(AliExternalTrackParam *trkParam,
+ const Float_t *clsPos,
+ Double_t mass,
+ Double_t step,
+ Float_t &tmpEta,
+ Float_t &tmpPhi)
+{
+ //
+ //Return the residual by extrapolating a track param to a global position
+ //
+ tmpEta = -999;
+ tmpPhi = -999;
+ if(!trkParam) return kFALSE;
+ Double_t trkPos[3] = {0.,0.,0.};
+ TVector3 vec(clsPos[0],clsPos[1],clsPos[2]);
+ Double_t alpha = ((int)(vec.Phi()*TMath::RadToDeg()/20)+0.5)*20*TMath::DegToRad();
+ vec.RotateZ(-alpha); //Rotate the cluster to the local extrapolation coordinate system
+ if(!AliTrackerBase::PropagateTrackToBxByBz(trkParam, vec.X(), mass, step,kTRUE, 0.8, -1)) return kFALSE;
+ if(!trkParam->GetXYZ(trkPos)) return kFALSE; //Get the extrapolated global position
+
+ TVector3 clsPosVec(clsPos[0],clsPos[1],clsPos[2]);
+ TVector3 trkPosVec(trkPos[0],trkPos[1],trkPos[2]);
+
+ // track cluster matching
+ tmpPhi = clsPosVec.DeltaPhi(trkPosVec); // tmpPhi is between -pi and pi
+ tmpEta = clsPosVec.Eta()-trkPosVec.Eta();
+
+ return kTRUE;
+}
+
+//----------------------------------------------------------------------------------
+Bool_t AliEMCALRecoUtils::ExtrapolateTrackToCluster(AliExternalTrackParam *trkParam,
+ AliVCluster *cluster,
+ Double_t mass,
+ Double_t step,
+ Float_t &tmpEta,
+ Float_t &tmpPhi)
{
- //Given a cluster index as in AliESDEvent::GetCaloCluster(index)
- //Get the residuals dR and dZ for this cluster
- //It only works with ESDs, not AODs
+ //
+ //Return the residual by extrapolating a track param to a cluster
+ //
+ tmpEta = -999;
+ tmpPhi = -999;
+ if(!cluster || !trkParam) return kFALSE;
+
+ Float_t clsPos[3] = {0.,0.,0.};
+ cluster->GetPosition(clsPos);
+
+ return ExtrapolateTrackToPosition(trkParam, clsPos, mass, step, tmpEta, tmpPhi);
+}
+
+//---------------------------------------------------------------------------------
+Bool_t AliEMCALRecoUtils::ExtrapolateTrackToCluster(AliExternalTrackParam *trkParam,
+ AliVCluster *cluster,
+ Float_t &tmpEta,
+ Float_t &tmpPhi)
+{
+ //
+ //Return the residual by extrapolating a track param to a clusterfStepCluster
+ //
+
+ return ExtrapolateTrackToCluster(trkParam, cluster, fMass, fStepCluster, tmpEta, tmpPhi);
+}
+
- if( FindMatchedPos(index) >= 999 )
+//_______________________________________________________________________________________
+void AliEMCALRecoUtils::GetMatchedResiduals(Int_t clsIndex, Float_t &dEta, Float_t &dPhi)
+{
+ //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex)
+ //Get the residuals dEta and dPhi for this cluster to the closest track
+ //Works with ESDs and AODs
+
+ if( FindMatchedPosForCluster(clsIndex) >= 999 )
{
AliDebug(2,"No matched tracks found!\n");
- dR=999.;
- dZ=999.;
+ dEta=999.;
+ dPhi=999.;
+ return;
+ }
+ dEta = fResidualEta->At(FindMatchedPosForCluster(clsIndex));
+ dPhi = fResidualPhi->At(FindMatchedPosForCluster(clsIndex));
+}
+//______________________________________________________________________________________________
+void AliEMCALRecoUtils::GetMatchedClusterResiduals(Int_t trkIndex, Float_t &dEta, Float_t &dPhi)
+{
+ //Given a track index as in AliESDEvent::GetTrack(trkIndex)
+ //Get the residuals dEta and dPhi for this track to the closest cluster
+ //Works with ESDs and AODs
+
+ if( FindMatchedPosForTrack(trkIndex) >= 999 )
+ {
+ AliDebug(2,"No matched cluster found!\n");
+ dEta=999.;
+ dPhi=999.;
return;
}
- dR = fResidualR->At(FindMatchedPos(index));
- dZ = fResidualZ->At(FindMatchedPos(index));
+ dEta = fResidualEta->At(FindMatchedPosForTrack(trkIndex));
+ dPhi = fResidualPhi->At(FindMatchedPosForTrack(trkIndex));
+}
+
+//__________________________________________________________
+Int_t AliEMCALRecoUtils::GetMatchedTrackIndex(Int_t clsIndex)
+{
+ //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex)
+ //Get the index of matched track to this cluster
+ //Works with ESDs and AODs
+
+ if(IsClusterMatched(clsIndex))
+ return fMatchedTrackIndex->At(FindMatchedPosForCluster(clsIndex));
+ else
+ return -1;
+}
+
+//__________________________________________________________
+Int_t AliEMCALRecoUtils::GetMatchedClusterIndex(Int_t trkIndex)
+{
+ //Given a track index as in AliESDEvent::GetTrack(trkIndex)
+ //Get the index of matched cluster to this track
+ //Works with ESDs and AODs
+
+ if(IsTrackMatched(trkIndex))
+ return fMatchedClusterIndex->At(FindMatchedPosForTrack(trkIndex));
+ else
+ return -1;
}
//__________________________________________________
-Bool_t AliEMCALRecoUtils::IsMatched(Int_t index)
+Bool_t AliEMCALRecoUtils::IsClusterMatched(Int_t clsIndex) const
{
- //Given a cluster index as in AliESDEvent::GetCaloCluster(index)
- //Returns if cluster has a match
- if(FindMatchedPos(index) < 999)
+ //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex)
+ //Returns if the cluster has a match
+ if(FindMatchedPosForCluster(clsIndex) < 999)
return kTRUE;
else
return kFALSE;
}
+
//__________________________________________________
-UInt_t AliEMCALRecoUtils::FindMatchedPos(Int_t index) const
+Bool_t AliEMCALRecoUtils::IsTrackMatched(Int_t trkIndex) const
{
- //Given a cluster index as in AliESDEvent::GetCaloCluster(index)
+ //Given a track index as in AliESDEvent::GetTrack(trkIndex)
+ //Returns if the track has a match
+ if(FindMatchedPosForTrack(trkIndex) < 999)
+ return kTRUE;
+ else
+ return kFALSE;
+}
+
+//__________________________________________________________
+UInt_t AliEMCALRecoUtils::FindMatchedPosForCluster(Int_t clsIndex) const
+{
+ //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex)
//Returns the position of the match in the fMatchedClusterIndex array
Float_t tmpR = fCutR;
UInt_t pos = 999;
-
+
for(Int_t i=0; i<fMatchedClusterIndex->GetSize(); i++)
- {
- if(fMatchedClusterIndex->At(i)==index && fResidualR->At(i)<tmpR)
- {
- pos=i;
- tmpR=fResidualR->At(i);
- }
- AliDebug(3,Form("Matched cluster pos: %d, index: %d, dR: %2.4f, dZ: %2.4f.\n",i,fMatchedClusterIndex->At(i),fResidualR->At(i),fResidualZ->At(i)));
- }
+ {
+ if(fMatchedClusterIndex->At(i)==clsIndex)
+ {
+ Float_t r = TMath::Sqrt(fResidualEta->At(i)*fResidualEta->At(i) + fResidualPhi->At(i)*fResidualPhi->At(i));
+ if(r<tmpR)
+ {
+ pos=i;
+ tmpR=r;
+ AliDebug(3,Form("Matched cluster index: index: %d, dEta: %2.4f, dPhi: %2.4f.\n",fMatchedClusterIndex->At(i),fResidualEta->At(i),fResidualPhi->At(i)));
+ }
+ }
+ }
return pos;
}
+//__________________________________________________________
+UInt_t AliEMCALRecoUtils::FindMatchedPosForTrack(Int_t trkIndex) const
+{
+ //Given a track index as in AliESDEvent::GetTrack(trkIndex)
+ //Returns the position of the match in the fMatchedTrackIndex array
+ Float_t tmpR = fCutR;
+ UInt_t pos = 999;
+
+ for(Int_t i=0; i<fMatchedTrackIndex->GetSize(); i++)
+ {
+ if(fMatchedTrackIndex->At(i)==trkIndex)
+ {
+ Float_t r = TMath::Sqrt(fResidualEta->At(i)*fResidualEta->At(i) + fResidualPhi->At(i)*fResidualPhi->At(i));
+ if(r<tmpR)
+ {
+ pos=i;
+ tmpR=r;
+ AliDebug(3,Form("Matched track index: index: %d, dEta: %2.4f, dPhi: %2.4f.\n",fMatchedTrackIndex->At(i),fResidualEta->At(i),fResidualPhi->At(i)));
+ }
+ }
+ }
+ return pos;
+}
+
+//___________________________________________________________________________________
+Bool_t AliEMCALRecoUtils::IsGoodCluster(AliVCluster *cluster, AliEMCALGeometry *geom,
+ AliVCaloCells* cells,const Int_t bc)
+{
+ // check if the cluster survives some quality cut
+ //
+ //
+ Bool_t isGood=kTRUE;
+
+ if(!cluster || !cluster->IsEMCAL()) return kFALSE;
+
+ if(ClusterContainsBadChannel(geom,cluster->GetCellsAbsId(),cluster->GetNCells())) return kFALSE;
+
+ if(!CheckCellFiducialRegion(geom,cluster,cells)) return kFALSE;
+
+ if(IsExoticCluster(cluster, cells,bc)) return kFALSE;
+
+ return isGood;
+}
+
+//__________________________________________________________
Bool_t AliEMCALRecoUtils::IsAccepted(AliESDtrack *esdTrack)
{
// Given a esd track, return whether the track survive all the cuts
//DCA cuts
- Float_t MaxDCAToVertexXYPtDep = 0.0182 + 0.0350/TMath::Power(esdTrack->Pt(),1.01); //This expression comes from AliESDtrackCuts::GetStandardITSTPCTrackCuts2010()
- //AliDebug(3,Form("Track pT = %f, DCAtoVertexXY = %f",esdTrack->Pt(),MaxDCAToVertexXYPtDep));
- SetMaxDCAToVertexXY(MaxDCAToVertexXYPtDep); //Set pT dependent DCA cut to vertex in x-y plane
+ if(fTrackCutsType==kGlobalCut)
+ {
+ Float_t maxDCAToVertexXYPtDep = 0.0182 + 0.0350/TMath::Power(esdTrack->Pt(),1.01); //This expression comes from AliESDtrackCuts::GetStandardITSTPCTrackCuts2010()
+ //AliDebug(3,Form("Track pT = %f, DCAtoVertexXY = %f",esdTrack->Pt(),MaxDCAToVertexXYPtDep));
+ SetMaxDCAToVertexXY(maxDCAToVertexXYPtDep); //Set pT dependent DCA cut to vertex in x-y plane
+ }
Float_t b[2];
if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexZ) > fCutMaxDCAToVertexZ)
cuts[9] = kTRUE;
- //Require at least one SPD point + anything else in ITS
- if( (esdTrack->HasPointOnITSLayer(0) || esdTrack->HasPointOnITSLayer(1)) == kFALSE)
- cuts[10] = kTRUE;
+ if(fTrackCutsType==kGlobalCut)
+ {
+ //Require at least one SPD point + anything else in ITS
+ if( (esdTrack->HasPointOnITSLayer(0) || esdTrack->HasPointOnITSLayer(1)) == kFALSE)
+ cuts[10] = kTRUE;
+ }
Bool_t cut=kFALSE;
- for (Int_t i=0; i<kNCuts; i++)
+ for (Int_t i=0; i<kNCuts; i++)
if (cuts[i]) {cut = kTRUE;}
// cut the track
else
return kTRUE;
}
-//__________________________________________________
+
+
+//_____________________________________
void AliEMCALRecoUtils::InitTrackCuts()
{
//Intilize the track cut criteria
- //By default these cuts are set according to AliESDtrackCuts::GetStandardITSTPCTrackCuts2010()
+ //By default these cuts are set according to AliESDtrackCuts::GetStandardTPCOnlyTrackCuts()
//Also you can customize the cuts using the setters
- //TPC
- SetMinNClustersTPC(70);
- SetMaxChi2PerClusterTPC(4);
- SetAcceptKinkDaughters(kFALSE);
- SetRequireTPCRefit(kTRUE);
+ switch (fTrackCutsType)
+ {
+ case kTPCOnlyCut:
+ {
+ AliInfo(Form("Track cuts for matching: GetStandardTPCOnlyTrackCuts()"));
+ //TPC
+ SetMinNClustersTPC(70);
+ SetMaxChi2PerClusterTPC(4);
+ SetAcceptKinkDaughters(kFALSE);
+ SetRequireTPCRefit(kFALSE);
+
+ //ITS
+ SetRequireITSRefit(kFALSE);
+ SetMaxDCAToVertexZ(3.2);
+ SetMaxDCAToVertexXY(2.4);
+ SetDCAToVertex2D(kTRUE);
+
+ break;
+ }
+
+ case kGlobalCut:
+ {
+ AliInfo(Form("Track cuts for matching: GetStandardITSTPCTrackCuts2010(kTURE)"));
+ //TPC
+ SetMinNClustersTPC(70);
+ SetMaxChi2PerClusterTPC(4);
+ SetAcceptKinkDaughters(kFALSE);
+ SetRequireTPCRefit(kTRUE);
+
+ //ITS
+ SetRequireITSRefit(kTRUE);
+ SetMaxDCAToVertexZ(2);
+ SetMaxDCAToVertexXY();
+ SetDCAToVertex2D(kFALSE);
+
+ break;
+ }
+
+ case kLooseCut:
+ {
+ AliInfo(Form("Track cuts for matching: Loose cut w/o DCA cut"));
+ SetMinNClustersTPC(50);
+ SetAcceptKinkDaughters(kTRUE);
+
+ break;
+ }
+ }
+}
+
+
+//________________________________________________________________________
+void AliEMCALRecoUtils::SetClusterMatchedToTrack(const AliESDEvent *event)
+{
+ // Checks if tracks are matched to EMC clusters and set the matched EMCAL cluster index to ESD track.
+
+ Int_t nTracks = event->GetNumberOfTracks();
+ for (Int_t iTrack = 0; iTrack < nTracks; ++iTrack) {
+ AliESDtrack* track = event->GetTrack(iTrack);
+ if (!track) {
+ AliWarning(Form("Could not receive track %d", iTrack));
+ continue;
+ }
+ Int_t matchClusIndex = GetMatchedClusterIndex(iTrack);
+ track->SetEMCALcluster(matchClusIndex); //sets -1 if track not matched within residual
+ if(matchClusIndex != -1)
+ track->SetStatus(AliESDtrack::kEMCALmatch);
+ else
+ track->ResetStatus(AliESDtrack::kEMCALmatch);
+ }
+ AliDebug(2,"Track matched to closest cluster");
+}
+
+//_________________________________________________________________________
+void AliEMCALRecoUtils::SetTracksMatchedToCluster(const AliESDEvent *event)
+{
+ // Checks if EMC clusters are matched to ESD track.
+ // Adds track indexes of all the tracks matched to a cluster withing residuals in ESDCalocluster.
+
+ for (Int_t iClus=0; iClus < event->GetNumberOfCaloClusters(); ++iClus) {
+ AliESDCaloCluster *cluster = event->GetCaloCluster(iClus);
+ if (!cluster->IsEMCAL())
+ continue;
+
+ Int_t nTracks = event->GetNumberOfTracks();
+ TArrayI arrayTrackMatched(nTracks);
+
+ // Get the closest track matched to the cluster
+ Int_t nMatched = 0;
+ Int_t matchTrackIndex = GetMatchedTrackIndex(iClus);
+ if (matchTrackIndex != -1) {
+ arrayTrackMatched[nMatched] = matchTrackIndex;
+ nMatched++;
+ }
+
+ // Get all other tracks matched to the cluster
+ for(Int_t iTrk=0; iTrk<nTracks; ++iTrk) {
+ AliESDtrack* track = event->GetTrack(iTrk);
+ if(iTrk == matchTrackIndex) continue;
+ if(track->GetEMCALcluster() == iClus){
+ arrayTrackMatched[nMatched] = iTrk;
+ ++nMatched;
+ }
+ }
+
+ //printf("Tender::SetTracksMatchedToCluster - cluster E %f, N matches %d, first match %d\n",cluster->E(),nMatched,arrayTrackMatched[0]);
+
+ arrayTrackMatched.Set(nMatched);
+ cluster->AddTracksMatched(arrayTrackMatched);
+
+ Float_t eta= -999, phi = -999;
+ if (matchTrackIndex != -1)
+ GetMatchedResiduals(iClus, eta, phi);
+ cluster->SetTrackDistance(phi, eta);
+ }
- //ITS
- SetRequireITSRefit(kTRUE);
- SetMaxDCAToVertexZ(2);
- SetDCAToVertex2D(kFALSE);
+ AliDebug(2,"Cluster matched to tracks");
}
-//__________________________________________________
+
+//___________________________________________________
void AliEMCALRecoUtils::Print(const Option_t *) const
{
// Print Parameters
printf("Position Recalculation option %d, Particle Type %d, fW0 %2.2f, Recalibrate Data %d \n",fPosAlgo,fParticleType,fW0, fRecalibration);
- printf("Matching criteria: dR < %2.2f[cm], dZ < %2.2f[cm]\n",fCutR,fCutZ);
+ printf("Matching criteria: ");
+ if(fCutEtaPhiSum)
+ {
+ printf("sqrt(dEta^2+dPhi^2)<%4.3f\n",fCutR);
+ }
+ else if(fCutEtaPhiSeparate)
+ {
+ printf("dEta<%4.3f, dPhi<%4.3f\n",fCutEta,fCutPhi);
+ }
+ else
+ {
+ printf("Error\n");
+ printf("please specify your cut criteria\n");
+ printf("To cut on sqrt(dEta^2+dPhi^2), use: SwitchOnCutEtaPhiSum()\n");
+ printf("To cut on dEta and dPhi separately, use: SwitchOnCutEtaPhiSeparate()\n");
+ }
+
+ printf("Mass hypothesis = %2.3f [GeV/c^2], extrapolation step to surface = %2.2f[cm], step to cluster = %2.2f[cm]\n",fMass,fStepSurface, fStepCluster);
+ printf("Cluster selection window: dR < %2.0f\n",fClusterWindow);
printf("Track cuts: \n");
+ printf("Minimum track pT: %1.2f\n",fCutMinTrackPt);
+ printf("AOD track selection mask: %d\n",fAODFilterMask);
printf("TPCRefit = %d, ITSRefit = %d\n",fCutRequireTPCRefit,fCutRequireITSRefit);
printf("AcceptKinks = %d\n",fCutAcceptKinkDaughters);
printf("MinNCulsterTPC = %d, MinNClusterITS = %d\n",fCutMinNClusterTPC,fCutMinNClusterITS);
printf("MaxChi2TPC = %2.2f, MaxChi2ITS = %2.2f\n",fCutMaxChi2PerClusterTPC,fCutMaxChi2PerClusterITS);
printf("DCSToVertex2D = %d, MaxDCAToVertexXY = %2.2f, MaxDCAToVertexZ = %2.2f\n",fCutDCAToVertex2D,fCutMaxDCAToVertexXY,fCutMaxDCAToVertexZ);
-
}
+
+//_____________________________________________________________________
+void AliEMCALRecoUtils::SetRunDependentCorrections(Int_t runnumber){
+ //Get EMCAL time dependent corrections from file and put them in the recalibration histograms
+ //Do it only once and only if it is requested
+
+ if(!fUseRunCorrectionFactors) return;
+ if(fRunCorrectionFactorsSet) return;
+
+ AliInfo(Form("AliEMCALRecoUtils::GetRunDependentCorrections() - Get Correction Factors for Run number %d\n",runnumber));
+
+ AliEMCALCalibTimeDepCorrection *corr = new AliEMCALCalibTimeDepCorrection();
+ corr->ReadRootInfo(Form("CorrectionFiles/Run%d_Correction.root",runnumber));
+
+ SwitchOnRecalibration();
+ for(Int_t ism = 0; ism < 4; ism++){
+ for(Int_t icol = 0; icol < 48; icol++){
+ for(Int_t irow = 0; irow < 24; irow++){
+ Float_t orgRecalFactor = GetEMCALChannelRecalibrationFactors(ism)->GetBinContent(icol,irow);
+ Float_t newRecalFactor = orgRecalFactor*corr->GetCorrection(ism, icol,irow,0);
+ GetEMCALChannelRecalibrationFactors(ism)->SetBinContent(icol,irow,newRecalFactor);
+ //printf("ism %d, icol %d, irow %d, corrections : org %f, time dep %f, final %f (org*time %f)\n",ism, icol, irow,
+ // orgRecalFactor, corr->GetCorrection(ism, icol,irow,0),
+ // (GetEMCALChannelRecalibrationFactors(ism))->GetBinContent(icol,irow),newRecalFactor);
+ }
+ }
+ }
+ fRunCorrectionFactorsSet = kTRUE;
+}
+
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