//
//
// Author: Gustavo Conesa (LPSC- Grenoble)
+// Track matching part: Rongrong Ma (Yale)
///////////////////////////////////////////////////////////////////////////////
//Root includes
#include "TNamed.h"
+#include "TMath.h"
+#include "TObjArray.h"
+#include "TArrayI.h"
+#include "TArrayF.h"
+#include "TH2F.h"
//AliRoot includes
class AliVCluster;
class AliVCaloCells;
+class AliVEvent;
#include "AliLog.h"
-class AliEMCALGeoUtils;
+
+// EMCAL includes
+class AliEMCALGeometry;
+class AliEMCALPIDUtils;
+class AliESDtrack;
class AliEMCALRecoUtils : public TNamed {
AliEMCALRecoUtils();
AliEMCALRecoUtils(const AliEMCALRecoUtils&);
AliEMCALRecoUtils& operator=(const AliEMCALRecoUtils&);
- virtual ~AliEMCALRecoUtils() {;}
+ virtual ~AliEMCALRecoUtils() ;
+ void Print(const Option_t*) const;
+
+ //enums
+ enum NonlinearityFunctions{kPi0MC=0,kPi0GammaGamma=1,kPi0GammaConversion=2,kNoCorrection=3,kBeamTest=4,kBeamTestCorrected=5};
+ enum PositionAlgorithms{kUnchanged=-1,kPosTowerIndex=0, kPosTowerGlobal=1};
+ enum ParticleType{kPhoton=0, kElectron=1,kHadron =2, kUnknown=-1};
+ enum { kNCuts = 11 }; //track matching
+
+ //-----------------------------------------------------
+ //Position recalculation
+ //-----------------------------------------------------
+
+ void RecalculateClusterPosition(AliEMCALGeometry *geom, AliVCaloCells* cells, AliVCluster* clu);
+ void RecalculateClusterPositionFromTowerIndex (AliEMCALGeometry *geom, AliVCaloCells* cells, AliVCluster* clu);
+ void RecalculateClusterPositionFromTowerGlobal(AliEMCALGeometry *geom, AliVCaloCells* cells, AliVCluster* clu);
- enum NonlinearityFunctions{kPi0MC=0,kPi0GammaGamma=1,kPi0GammaConversion=2,kNoCorrection=3};
+ Float_t GetCellWeight(const Float_t eCell, const Float_t eCluster) const { return TMath::Max( 0., fW0 + TMath::Log( eCell / eCluster ));}
- //Position recalculation
- void RecalculateClusterPosition(AliEMCALGeoUtils *geom, AliVCaloCells* cells, AliVCluster* clu, const Int_t iParticle);
- void GetMaxEnergyCell(AliEMCALGeoUtils *geom, AliVCaloCells* cells, AliVCluster* clu,
- Int_t & absId, Int_t& iSupMod, Int_t& ieta, Int_t& iphi);
+ Float_t GetDepth(const Float_t eCluster, const Int_t iParticle, const Int_t iSM) const ;
+
+ void GetMaxEnergyCell(AliEMCALGeometry *geom, AliVCaloCells* cells, AliVCluster* clu,
+ Int_t & absId, Int_t& iSupMod, Int_t& ieta, Int_t& iphi, Bool_t &shared);
Float_t GetMisalTransShift(const Int_t i) const {
if(i < 15 ){return fMisalTransShift[i]; }
else { AliInfo(Form("Index %d larger than 15, do nothing\n",i)); return 0.;}
}
- Float_t *GetMisalTransShiftArray() {return fMisalTransShift; }
+ Float_t* GetMisalTransShiftArray() {return fMisalTransShift; }
void SetMisalTransShift(const Int_t i, const Float_t shift) {
if(i < 15 ){fMisalTransShift[i] = shift; }
if(i < 15 ){return fMisalRotShift[i]; }
else { AliInfo(Form("Index %d larger than 15, do nothing\n",i)); return 0.;}
}
- Float_t *GetMisalRotShiftArray() {return fMisalRotShift; }
+ Float_t* GetMisalRotShiftArray() {return fMisalRotShift; }
void SetMisalRotShift(const Int_t i, const Float_t shift) {
if(i < 15 ){fMisalRotShift[i] = shift; }
void SetMisalRotShiftArray(Float_t * misal)
{ for(Int_t i = 0; i < 15; i++)fMisalRotShift[i] = misal[i]; }
+ Int_t GetParticleType() const { return fParticleType ;}
+ void SetParticleType(Int_t particle) { fParticleType = particle ;}
+ Int_t GetPositionAlgorithm() const { return fPosAlgo ;}
+ void SetPositionAlgorithm(Int_t alg) { fPosAlgo = alg ;}
+ Float_t GetW0() const { return fW0 ;}
+ void SetW0(Float_t w0) { fW0 = w0 ;}
+
+ //-----------------------------------------------------
//Non Linearity
-
+ //-----------------------------------------------------
+
Float_t CorrectClusterEnergyLinearity(AliVCluster* clu);
Float_t GetNonLinearityParam(const Int_t i) const {
else { AliInfo(Form("Index %d larger than 6, do nothing\n",i));}
}
- Int_t GetNonLinearityFunction() const {return fNonLinearityFunction;}
- void SetNonLinearityFunction(Int_t fun) {fNonLinearityFunction = fun ;}
+ Int_t GetNonLinearityFunction() const { return fNonLinearityFunction ;}
+ void SetNonLinearityFunction(Int_t fun) { fNonLinearityFunction = fun ;}
+
+ //-----------------------------------------------------
+ //Recalibration
+ //-----------------------------------------------------
+
+ void RecalibrateClusterEnergy(AliEMCALGeometry* geom, AliVCluster* cluster, AliVCaloCells * cells);
+
+ Bool_t IsRecalibrationOn() const { return fRecalibration ; }
+ void SwitchOnRecalibration() { fRecalibration = kTRUE ; if(!fEMCALRecalibrationFactors)InitEMCALRecalibrationFactors();}
+ void SwitchOffRecalibration() { fRecalibration = kFALSE ; }
+ void InitEMCALRecalibrationFactors() ;
+
+ //Recalibrate channels with time dependent corrections
+ void SwitchOnTimeDepCorrection() { fUseTimeCorrectionFactors = kTRUE ; SwitchOnRecalibration();}
+ void SwitchOffTimeDepCorrection() { fUseTimeCorrectionFactors = kFALSE;}
+ void SetTimeDependentCorrections(Int_t runnumber);
+
+ Float_t GetEMCALChannelRecalibrationFactor(Int_t iSM , Int_t iCol, Int_t iRow) const {
+ if(fEMCALRecalibrationFactors) return (Float_t) ((TH2F*)fEMCALRecalibrationFactors->At(iSM))->GetBinContent(iCol,iRow);
+ else return 1;}
+
+ void SetEMCALChannelRecalibrationFactor(Int_t iSM , Int_t iCol, Int_t iRow, Double_t c = 1) {
+ if(!fEMCALRecalibrationFactors) InitEMCALRecalibrationFactors();
+ ((TH2F*)fEMCALRecalibrationFactors->At(iSM))->SetBinContent(iCol,iRow,c);}
- void Print(const Option_t*) const;
+ TH2F * GetEMCALChannelRecalibrationFactors(Int_t iSM) const { return (TH2F*)fEMCALRecalibrationFactors->At(iSM) ;}
+ void SetEMCALChannelRecalibrationFactors(TObjArray *map) { fEMCALRecalibrationFactors = map ;}
+ void SetEMCALChannelRecalibrationFactors(Int_t iSM , TH2F* h) { fEMCALRecalibrationFactors->AddAt(h,iSM) ;}
+
+ //-----------------------------------------------------
+ //Modules fiducial region, remove clusters in borders
+ //-----------------------------------------------------
+
+ Bool_t CheckCellFiducialRegion(AliEMCALGeometry* geom, AliVCluster* cluster, AliVCaloCells* cells) ;
+ void SetNumberOfCellsFromEMCALBorder(Int_t n) { fNCellsFromEMCALBorder = n ;}
+ Int_t GetNumberOfCellsFromEMCALBorder() const { return fNCellsFromEMCALBorder ;}
+
+ void SwitchOnNoFiducialBorderInEMCALEta0() { fNoEMCALBorderAtEta0 = kTRUE ;}
+ void SwitchOffNoFiducialBorderInEMCALEta0() { fNoEMCALBorderAtEta0 = kFALSE ;}
+ Bool_t IsEMCALNoBorderAtEta0() { return fNoEMCALBorderAtEta0 ;}
+ //-----------------------------------------------------
+ // Bad channels
+ //-----------------------------------------------------
+
+ Bool_t IsBadChannelsRemovalSwitchedOn() const { return fRemoveBadChannels ;}
+ void SwitchOnBadChannelsRemoval () { fRemoveBadChannels = kTRUE ; if(!fEMCALBadChannelMap)InitEMCALBadChannelStatusMap();}
+ void SwitchOffBadChannelsRemoval() { fRemoveBadChannels = kFALSE ;}
+
+ Bool_t IsDistanceToBadChannelRecalculated() const { return fRecalDistToBadChannels ;}
+ void SwitchOnDistToBadChannelRecalculation() { fRecalDistToBadChannels = kTRUE ; if(!fEMCALBadChannelMap)InitEMCALBadChannelStatusMap();}
+ void SwitchOffDistToBadChannelRecalculation() { fRecalDistToBadChannels = kFALSE ;}
+
+ void InitEMCALBadChannelStatusMap() ;
+
+ Int_t GetEMCALChannelStatus(Int_t iSM , Int_t iCol, Int_t iRow) const {
+ if(fEMCALBadChannelMap) return (Int_t) ((TH2I*)fEMCALBadChannelMap->At(iSM))->GetBinContent(iCol,iRow);
+ else return 0;}//Channel is ok by default
+
+ void SetEMCALChannelStatus(Int_t iSM , Int_t iCol, Int_t iRow, Double_t c = 1) {
+ if(!fEMCALBadChannelMap)InitEMCALBadChannelStatusMap() ;
+ ((TH2I*)fEMCALBadChannelMap->At(iSM))->SetBinContent(iCol,iRow,c);}
+
+ TH2I * GetEMCALChannelStatusMap(Int_t iSM) const {return (TH2I*)fEMCALBadChannelMap->At(iSM);}
+ void SetEMCALChannelStatusMap(TObjArray *map) {fEMCALBadChannelMap = map;}
+ void SetEMCALChannelStatusMap(Int_t iSM , TH2I* h) {fEMCALBadChannelMap->AddAt(h,iSM);}
+
+ Bool_t ClusterContainsBadChannel(AliEMCALGeometry* geom, UShort_t* cellList, Int_t nCells);
+
+ //-----------------------------------------------------
+ // Recalculate other cluster parameters
+ //-----------------------------------------------------
+
+ void RecalculateClusterDistanceToBadChannel(AliEMCALGeometry * geom, AliVCaloCells* cells, AliVCluster * cluster);
+ void RecalculateClusterPID(AliVCluster * cluster);
+
+ AliEMCALPIDUtils * GetPIDUtils() { return fPIDUtils;}
+
+ void RecalculateClusterShowerShapeParameters(AliEMCALGeometry * geom, AliVCaloCells* cells, AliVCluster * cluster);
+
+ //----------------------------------------------------
+ // Track matching
+ //----------------------------------------------------
+
+ void FindMatches(AliVEvent *event, TObjArray * clusterArr=0x0);
+ void GetMatchedResiduals(Int_t index, Float_t &dR, Float_t &dZ);
+ Int_t GetMatchedTrackIndex(Int_t index);
+ Bool_t IsMatched(Int_t index);
+ UInt_t FindMatchedPos(Int_t index) const;
+
+ Float_t GetCutR() const { return fCutR ;}
+ Float_t GetCutZ() const { return fCutZ ;}
+ void SetCutR(Float_t cutR) { fCutR=cutR ;}
+ void SetCutZ(Float_t cutZ) { fCutZ=cutZ ;}
+
+ //Track Cuts
+ Bool_t IsAccepted(AliESDtrack *track);
+ void InitTrackCuts();
+
+ // track quality cut setters
+ void SetMinNClustersTPC(Int_t min=-1) { fCutMinNClusterTPC = min ;}
+ void SetMinNClustersITS(Int_t min=-1) { fCutMinNClusterITS = min ;}
+ void SetMaxChi2PerClusterTPC(Float_t max=1e10) { fCutMaxChi2PerClusterTPC = max ;}
+ void SetMaxChi2PerClusterITS(Float_t max=1e10) { fCutMaxChi2PerClusterITS = max ;}
+ void SetRequireTPCRefit(Bool_t b=kFALSE) { fCutRequireTPCRefit = b ;}
+ void SetRequireITSRefit(Bool_t b=kFALSE) { fCutRequireITSRefit = b ;}
+ void SetAcceptKinkDaughters(Bool_t b=kTRUE) { fCutAcceptKinkDaughters = b ;}
+ void SetMaxDCAToVertexXY(Float_t dist=1e10) { fCutMaxDCAToVertexXY = dist ;}
+ void SetMaxDCAToVertexZ(Float_t dist=1e10) { fCutMaxDCAToVertexZ = dist ;}
+ void SetDCAToVertex2D(Bool_t b=kFALSE) { fCutDCAToVertex2D = b ;}
+
+ // getters
+ Int_t GetMinNClusterTPC() const { return fCutMinNClusterTPC ;}
+ Int_t GetMinNClustersITS() const { return fCutMinNClusterITS ;}
+ Float_t GetMaxChi2PerClusterTPC() const { return fCutMaxChi2PerClusterTPC ;}
+ Float_t GetMaxChi2PerClusterITS() const { return fCutMaxChi2PerClusterITS ;}
+ Bool_t GetRequireTPCRefit() const { return fCutRequireTPCRefit ;}
+ Bool_t GetRequireITSRefit() const { return fCutRequireITSRefit ;}
+ Bool_t GetAcceptKinkDaughters() const { return fCutAcceptKinkDaughters ;}
+ Float_t GetMaxDCAToVertexXY() const { return fCutMaxDCAToVertexXY ;}
+ Float_t GetMaxDCAToVertexZ() const { return fCutMaxDCAToVertexZ ;}
+ Bool_t GetDCAToVertex2D() const { return fCutDCAToVertex2D ;}
+
+
private:
- Float_t fMisalTransShift[15]; // Shift parameters
- Float_t fMisalRotShift[15]; // Shift parameters
- Int_t fNonLinearityFunction; // Non linearity function choice
- Float_t fNonLinearityParams[6]; // Parameters for the non linearity function
+ //Position recalculation
+ Float_t fMisalTransShift[15]; // Shift parameters
+ Float_t fMisalRotShift[15]; // Shift parameters
+ Int_t fNonLinearityFunction; // Non linearity function choice
+ Float_t fNonLinearityParams[6]; // Parameters for the non linearity function
+ Int_t fParticleType; // Particle type for depth calculation
+ Int_t fPosAlgo; // Position recalculation algorithm
+ Float_t fW0; // Weight0
+
+ // Recalibration
+ Bool_t fRecalibration; // Switch on or off the recalibration
+ TObjArray* fEMCALRecalibrationFactors; // Array of histograms with map of recalibration factors, EMCAL
- ClassDef(AliEMCALRecoUtils, 2)
+ // Bad Channels
+ Bool_t fRemoveBadChannels; // Check the channel status provided and remove clusters with bad channels
+ Bool_t fRecalDistToBadChannels; // Calculate distance from highest energy tower of cluster to closes bad channel
+ TObjArray* fEMCALBadChannelMap; // Array of histograms with map of bad channels, EMCAL
+
+ // Border cells
+ Int_t fNCellsFromEMCALBorder; // Number of cells from EMCAL border the cell with maximum amplitude has to be.
+ Bool_t fNoEMCALBorderAtEta0; // Do fiducial cut in EMCAL region eta = 0?
+
+ //Track matching
+ TArrayI * fMatchedTrackIndex; // Array that stores indexes of matched tracks
+ TArrayI * fMatchedClusterIndex; // Array that stores indexes of matched clusters
+ TArrayF * fResidualZ; // Array that stores the residual z
+ TArrayF * fResidualR; // Array that stores the residual r
+ Float_t fCutR; // dR cut on matching
+ Float_t fCutZ; // dZ cut on matching
+
+ Int_t fCutMinNClusterTPC; // Min number of tpc clusters
+ Int_t fCutMinNClusterITS; // Min number of its clusters
+ Float_t fCutMaxChi2PerClusterTPC; // Max tpc fit chi2 per tpc cluster
+ Float_t fCutMaxChi2PerClusterITS; // Max its fit chi2 per its cluster
+ Bool_t fCutRequireTPCRefit; // Require TPC refit
+ Bool_t fCutRequireITSRefit; // Require ITS refit
+ Bool_t fCutAcceptKinkDaughters; // Accepting kink daughters?
+ Float_t fCutMaxDCAToVertexXY; // Track-to-vertex cut in max absolute distance in xy-plane
+ Float_t fCutMaxDCAToVertexZ; // Track-to-vertex cut in max absolute distance in z-plane
+ Bool_t fCutDCAToVertex2D; // If true a 2D DCA cut is made. Tracks are accepted if sqrt((DCAXY / fCutMaxDCAToVertexXY)^2 + (DCAZ / fCutMaxDCAToVertexZ)^2) < 1 AND sqrt((DCAXY / fCutMinDCAToVertexXY)^2 + (DCAZ / fCutMinDCAToVertexZ)^2) > 1
+
+ //PID
+ AliEMCALPIDUtils * fPIDUtils; // Recalculate PID parameters
+
+ //Time Correction
+ Bool_t fUseTimeCorrectionFactors; // Use Time Dependent Correction
+ Bool_t fTimeCorrectionFactorsSet; // Time Correction set at leat once
+
+ ClassDef(AliEMCALRecoUtils, 7)
};
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