1 #ifndef ALIEMCALRECOUTILS_H
2 #define ALIEMCALRECOUTILS_H
4 /* $Id: AliEMCALRecoUtils.h 33808 2009-07-15 09:48:08Z gconesab $ */
6 ///////////////////////////////////////////////////////////////////////////////
8 // Class AliEMCALRecoUtils
9 // Some utilities to recalculate the cluster position or energy linearity
12 // Author: Gustavo Conesa (LPSC- Grenoble)
13 ///////////////////////////////////////////////////////////////////////////////
18 #include "TObjArray.h"
28 class AliEMCALGeometry;
29 class AliEMCALPIDUtils;
32 class AliEMCALRecoUtils : public TNamed {
37 AliEMCALRecoUtils(const AliEMCALRecoUtils&);
38 AliEMCALRecoUtils& operator=(const AliEMCALRecoUtils&);
39 virtual ~AliEMCALRecoUtils() ;
41 enum NonlinearityFunctions{kPi0MC=0,kPi0GammaGamma=1,kPi0GammaConversion=2,kNoCorrection=3,kBeamTest=4};
42 enum PositionAlgorithms{kUnchanged=-1,kPosTowerIndex=0, kPosTowerGlobal=1};
43 enum ParticleType{kPhoton=0, kElectron=1,kHadron =2, kUnknown=-1};
45 //Position recalculation
46 void RecalculateClusterPosition(AliEMCALGeometry *geom, AliVCaloCells* cells, AliVCluster* clu);
47 void RecalculateClusterPositionFromTowerIndex (AliEMCALGeometry *geom, AliVCaloCells* cells, AliVCluster* clu);
48 void RecalculateClusterPositionFromTowerGlobal(AliEMCALGeometry *geom, AliVCaloCells* cells, AliVCluster* clu);
50 Float_t GetCellWeight(const Float_t eCell, const Float_t eCluster) const { return TMath::Max( 0., fW0 + TMath::Log( eCell / eCluster ));}
52 Float_t GetDepth(const Float_t eCluster, const Int_t iParticle, const Int_t iSM) const ;
54 void GetMaxEnergyCell(AliEMCALGeometry *geom, AliVCaloCells* cells, AliVCluster* clu,
55 Int_t & absId, Int_t& iSupMod, Int_t& ieta, Int_t& iphi, Bool_t &shared);
57 Float_t GetMisalTransShift(const Int_t i) const {
58 if(i < 15 ){return fMisalTransShift[i]; }
59 else { AliInfo(Form("Index %d larger than 15, do nothing\n",i)); return 0.;}
61 Float_t* GetMisalTransShiftArray() {return fMisalTransShift; }
63 void SetMisalTransShift(const Int_t i, const Float_t shift) {
64 if(i < 15 ){fMisalTransShift[i] = shift; }
65 else { AliInfo(Form("Index %d larger than 15, do nothing\n",i));}
67 void SetMisalTransShiftArray(Float_t * misal)
68 { for(Int_t i = 0; i < 15; i++)fMisalTransShift[i] = misal[i]; }
70 Float_t GetMisalRotShift(const Int_t i) const {
71 if(i < 15 ){return fMisalRotShift[i]; }
72 else { AliInfo(Form("Index %d larger than 15, do nothing\n",i)); return 0.;}
74 Float_t* GetMisalRotShiftArray() {return fMisalRotShift; }
76 void SetMisalRotShift(const Int_t i, const Float_t shift) {
77 if(i < 15 ){fMisalRotShift[i] = shift; }
78 else { AliInfo(Form("Index %d larger than 15, do nothing\n",i));}
80 void SetMisalRotShiftArray(Float_t * misal)
81 { for(Int_t i = 0; i < 15; i++)fMisalRotShift[i] = misal[i]; }
83 Int_t GetParticleType() const { return fParticleType ;}
84 void SetParticleType(Int_t particle) { fParticleType = particle ;}
86 Int_t GetPositionAlgorithm() const { return fPosAlgo ;}
87 void SetPositionAlgorithm(Int_t alg) { fPosAlgo = alg ;}
89 Float_t GetW0() const { return fW0 ;}
90 void SetW0(Float_t w0) { fW0 = w0 ;}
94 Float_t CorrectClusterEnergyLinearity(AliVCluster* clu);
96 Float_t GetNonLinearityParam(const Int_t i) const {
97 if(i < 6 ){return fNonLinearityParams[i]; }
98 else { AliInfo(Form("Index %d larger than 6, do nothing\n",i)); return 0.;}
100 void SetNonLinearityParam(const Int_t i, const Float_t param) {
101 if(i < 6 ){fNonLinearityParams[i] = param; }
102 else { AliInfo(Form("Index %d larger than 6, do nothing\n",i));}
105 Int_t GetNonLinearityFunction() const { return fNonLinearityFunction ;}
106 void SetNonLinearityFunction(Int_t fun) { fNonLinearityFunction = fun ;}
108 void Print(const Option_t*) const;
111 void RecalibrateClusterEnergy(AliEMCALGeometry* geom, AliVCluster* cluster, AliVCaloCells * cells);
113 Bool_t IsRecalibrationOn() const { return fRecalibration ; }
114 void SwitchOnRecalibration() { fRecalibration = kTRUE ; if(!fEMCALRecalibrationFactors)InitEMCALRecalibrationFactors();}
115 void SwitchOffRecalibration() { fRecalibration = kFALSE ; }
116 void InitEMCALRecalibrationFactors() ;
118 //Recalibrate channels with time dependent corrections
119 void SwitchOnTimeDepCorrection() { fUseTimeCorrectionFactors = kTRUE ; SwitchOnRecalibration();}
120 void SwitchOffTimeDepCorrection() { fUseTimeCorrectionFactors = kFALSE;}
121 void SetTimeDependentCorrections(Int_t runnumber);
123 Float_t GetEMCALChannelRecalibrationFactor(Int_t iSM , Int_t iCol, Int_t iRow) const {
124 if(fEMCALRecalibrationFactors) return (Float_t) ((TH2F*)fEMCALRecalibrationFactors->At(iSM))->GetBinContent(iCol,iRow);
127 void SetEMCALChannelRecalibrationFactor(Int_t iSM , Int_t iCol, Int_t iRow, Double_t c = 1) {
128 if(!fEMCALRecalibrationFactors) InitEMCALRecalibrationFactors();
129 ((TH2F*)fEMCALRecalibrationFactors->At(iSM))->SetBinContent(iCol,iRow,c);}
131 TH2F * GetEMCALChannelRecalibrationFactors(Int_t iSM) const { return (TH2F*)fEMCALRecalibrationFactors->At(iSM) ;}
132 void SetEMCALChannelRecalibrationFactors(TObjArray *map) { fEMCALRecalibrationFactors = map ;}
133 void SetEMCALChannelRecalibrationFactors(Int_t iSM , TH2F* h) { fEMCALRecalibrationFactors->AddAt(h,iSM) ;}
135 //Modules fiducial region, remove clusters in borders
136 Bool_t CheckCellFiducialRegion(AliEMCALGeometry* geom, AliVCluster* cluster, AliVCaloCells* cells) ;
137 void SetNumberOfCellsFromEMCALBorder(Int_t n) { fNCellsFromEMCALBorder = n ;}
138 Int_t GetNumberOfCellsFromEMCALBorder() const { return fNCellsFromEMCALBorder ;}
140 void SwitchOnNoFiducialBorderInEMCALEta0() { fNoEMCALBorderAtEta0 = kTRUE ;}
141 void SwitchOffNoFiducialBorderInEMCALEta0() { fNoEMCALBorderAtEta0 = kFALSE ;}
142 Bool_t IsEMCALNoBorderAtEta0() { return fNoEMCALBorderAtEta0 ;}
145 Bool_t IsBadChannelsRemovalSwitchedOn() const { return fRemoveBadChannels ;}
146 void SwitchOnBadChannelsRemoval () { fRemoveBadChannels = kTRUE ; if(!fEMCALBadChannelMap)InitEMCALBadChannelStatusMap();}
147 void SwitchOffBadChannelsRemoval() { fRemoveBadChannels = kFALSE ;}
149 Bool_t IsDistanceToBadChannelRecalculated() const { return fRecalDistToBadChannels;}
150 void SwitchOnDistToBadChannelRecalculation() { fRecalDistToBadChannels = kTRUE ; if(!fEMCALBadChannelMap)InitEMCALBadChannelStatusMap();}
151 void SwitchOffDistToBadChannelRecalculation() { fRecalDistToBadChannels = kFALSE ;}
153 void InitEMCALBadChannelStatusMap() ;
155 Int_t GetEMCALChannelStatus(Int_t iSM , Int_t iCol, Int_t iRow) const {
156 if(fEMCALBadChannelMap) return (Int_t) ((TH2I*)fEMCALBadChannelMap->At(iSM))->GetBinContent(iCol,iRow);
157 else return 0;}//Channel is ok by default
159 void SetEMCALChannelStatus(Int_t iSM , Int_t iCol, Int_t iRow, Double_t c = 1) {
160 if(!fEMCALBadChannelMap)InitEMCALBadChannelStatusMap() ;
161 ((TH2I*)fEMCALBadChannelMap->At(iSM))->SetBinContent(iCol,iRow,c);}
163 TH2I * GetEMCALChannelStatusMap(Int_t iSM) const {return (TH2I*)fEMCALBadChannelMap->At(iSM);}
164 void SetEMCALChannelStatusMap(TObjArray *map) {fEMCALBadChannelMap = map;}
165 void SetEMCALChannelStatusMap(Int_t iSM , TH2I* h) {fEMCALBadChannelMap->AddAt(h,iSM);}
167 Bool_t ClusterContainsBadChannel(AliEMCALGeometry* geom, UShort_t* cellList, Int_t nCells);
169 //Recalculate other cluster parameters
170 void RecalculateClusterDistanceToBadChannel(AliEMCALGeometry * geom, AliVCaloCells* cells, AliVCluster * cluster);
171 void RecalculateClusterPID(AliVCluster * cluster);
173 AliEMCALPIDUtils * GetPIDUtils() { return fPIDUtils;}
175 void RecalculateClusterShowerShapeParameters(AliEMCALGeometry * geom, AliVCaloCells* cells, AliVCluster * cluster);
178 void FindMatches(AliVEvent *event);
179 void GetMatchedResiduals(Int_t index, Float_t &dR, Float_t &dZ);
180 Bool_t IsMatched(Int_t index);
181 UInt_t FindMatchedPos(Int_t index) const;
183 Float_t GetCutR() const { return fCutR ;}
184 Float_t GetCutZ() const { return fCutZ ;}
185 void SetCutR(Float_t cutR) { fCutR=cutR ;}
186 void SetCutZ(Float_t cutZ) { fCutZ=cutZ ;}
189 Bool_t IsAccepted(AliESDtrack *track);
190 void InitTrackCuts();
192 // track quality cut setters
193 void SetMinNClustersTPC(Int_t min=-1) {fCutMinNClusterTPC = min ;}
194 void SetMinNClustersITS(Int_t min=-1) {fCutMinNClusterITS = min ;}
195 void SetMaxChi2PerClusterTPC(Float_t max=1e10) {fCutMaxChi2PerClusterTPC = max ;}
196 void SetMaxChi2PerClusterITS(Float_t max=1e10) {fCutMaxChi2PerClusterITS = max ;}
197 void SetRequireTPCRefit(Bool_t b=kFALSE) {fCutRequireTPCRefit = b ;}
198 void SetRequireITSRefit(Bool_t b=kFALSE) {fCutRequireITSRefit = b ;}
199 void SetAcceptKinkDaughters(Bool_t b=kTRUE) {fCutAcceptKinkDaughters = b ;}
200 void SetMaxDCAToVertexXY(Float_t dist=1e10) {fCutMaxDCAToVertexXY = dist ;}
201 void SetMaxDCAToVertexZ(Float_t dist=1e10) {fCutMaxDCAToVertexZ = dist ;}
202 void SetDCAToVertex2D(Bool_t b=kFALSE) {fCutDCAToVertex2D = b ;}
206 Int_t GetMinNClusterTPC() const { return fCutMinNClusterTPC;}
207 Int_t GetMinNClustersITS() const { return fCutMinNClusterITS;}
208 Float_t GetMaxChi2PerClusterTPC() const { return fCutMaxChi2PerClusterTPC;}
209 Float_t GetMaxChi2PerClusterITS() const { return fCutMaxChi2PerClusterITS;}
210 Bool_t GetRequireTPCRefit() const { return fCutRequireTPCRefit;}
211 Bool_t GetRequireITSRefit() const { return fCutRequireITSRefit;}
212 Bool_t GetAcceptKinkDaughters() const { return fCutAcceptKinkDaughters;}
213 Float_t GetMaxDCAToVertexXY() const { return fCutMaxDCAToVertexXY;}
214 Float_t GetMaxDCAToVertexZ() const { return fCutMaxDCAToVertexZ;}
215 Bool_t GetDCAToVertex2D() const { return fCutDCAToVertex2D;}
220 Float_t fMisalTransShift[15]; // Shift parameters
221 Float_t fMisalRotShift[15]; // Shift parameters
222 Int_t fNonLinearityFunction; // Non linearity function choice
223 Float_t fNonLinearityParams[6]; // Parameters for the non linearity function
224 Int_t fParticleType; // Particle type for depth calculation
225 Int_t fPosAlgo; // Position recalculation algorithm
226 Float_t fW0; // Weight0
228 Bool_t fRecalibration; // Switch on or off the recalibration
229 TObjArray* fEMCALRecalibrationFactors; // Array of histograms with map of recalibration factors, EMCAL
230 Bool_t fRemoveBadChannels; // Check the channel status provided and remove clusters with bad channels
231 Bool_t fRecalDistToBadChannels; // Calculate distance from highest energy tower of cluster to closes bad channel
232 TObjArray* fEMCALBadChannelMap; // Array of histograms with map of bad channels, EMCAL
233 Int_t fNCellsFromEMCALBorder; // Number of cells from EMCAL border the cell with maximum amplitude has to be.
234 Bool_t fNoEMCALBorderAtEta0; // Do fiducial cut in EMCAL region eta = 0?
236 TArrayI * fMatchedClusterIndex; // Array that stores indexes of matched clusters
237 TArrayF * fResidualZ; // Array that stores the residual z
238 TArrayF * fResidualR; // Array that stores the residual r
239 Float_t fCutR; // dR cut on matching
240 Float_t fCutZ; // dZ cut on matching
242 enum { kNCuts = 11 };
243 Int_t fCutMinNClusterTPC; // Min number of tpc clusters
244 Int_t fCutMinNClusterITS; // Min number of its clusters
245 Float_t fCutMaxChi2PerClusterTPC; // Max tpc fit chi2 per tpc cluster
246 Float_t fCutMaxChi2PerClusterITS; // Max its fit chi2 per its cluster
247 Bool_t fCutRequireTPCRefit; // Require TPC refit
248 Bool_t fCutRequireITSRefit; // Require ITS refit
249 Bool_t fCutAcceptKinkDaughters; // Accepting kink daughters?
250 Float_t fCutMaxDCAToVertexXY; // Track-to-vertex cut in max absolute distance in xy-plane
251 Float_t fCutMaxDCAToVertexZ; // Track-to-vertex cut in max absolute distance in z-plane
252 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
254 AliEMCALPIDUtils * fPIDUtils; // Recalculate PID parameters
257 Bool_t fUseTimeCorrectionFactors; // Use Time Dependent Correction
258 Bool_t fTimeCorrectionFactorsSet; // Time Correction set at leat once
260 ClassDef(AliEMCALRecoUtils, 6)
264 #endif // ALIEMCALRECOUTILS_H