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d7d7e825 | 1 | #ifndef ALIANALYSISTASKGAMMACONVERSION_H |
2 | #define ALIANALYSISTASKGAMMACONVERSION_H | |
a0b94e5c | 3 | |
d7d7e825 | 4 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
5 | * See cxx source for full Copyright notice */ | |
6 | ||
7 | //////////////////////////////////////////////// | |
8 | //--------------------------------------------- | |
9 | // Class used to do analysis on conversion pairs | |
10 | //--------------------------------------------- | |
11 | //////////////////////////////////////////////// | |
a0b94e5c | 12 | |
d7d7e825 | 13 | #include "AliAnalysisTaskSE.h" |
14 | #include <vector> | |
15 | #include "AliV0Reader.h" | |
5ce758b0 | 16 | #include "AliGammaConversionBGHandler.h" |
77ac6f3e | 17 | //#include "TRandom3.h" |
4a6157dc | 18 | //#include "AliCFManager.h" // for CF |
19 | //#include "AliCFContainer.h" // for CF | |
d7d7e825 | 20 | |
4a6157dc | 21 | class AliGammaConversionAODObject; |
d7d7e825 | 22 | class TNtuple; |
23 | class AliGammaConversionHistograms; | |
24 | class AliESDv0; | |
9c1cb6f7 | 25 | class AliV0; |
d7d7e825 | 26 | class AliKFParticle; |
9c1cb6f7 | 27 | class AliKFVertex; |
d7d7e825 | 28 | class AliESDInputHandler; |
29 | class AliESDEvent; | |
30 | class AliAODEvent; | |
a0b94e5c | 31 | class AliMCEvent; |
d7d7e825 | 32 | class TList; |
33 | class AliStack; | |
34 | class AliESDtrackCuts; | |
18a1e325 | 35 | class AliTriggerAnalysis; |
a0b94e5c | 36 | class AliCFManager; // for CF |
37 | class AliCFContainer; // for CF | |
77ac6f3e | 38 | class TRandom3; |
d7d7e825 | 39 | |
40 | class AliAnalysisTaskGammaConversion : public AliAnalysisTaskSE | |
41 | { | |
a0b94e5c | 42 | |
d7d7e825 | 43 | public: |
3c45d101 | 44 | typedef enum { kProcSD, kProcDD, kProcND, kProcUnknown, kNProcs } ProcType_t; |
d7d7e825 | 45 | AliAnalysisTaskGammaConversion(); |
46 | AliAnalysisTaskGammaConversion(const char* name); | |
47 | virtual ~AliAnalysisTaskGammaConversion() ;// virtual destructor | |
a0b94e5c | 48 | |
d7d7e825 | 49 | // Implementation of interface methods |
50 | virtual void UserCreateOutputObjects(); | |
51 | virtual void Init(); | |
52 | virtual void LocalInit() {Init();} | |
c00009fb | 53 | virtual void UserExec(Option_t *option); |
d7d7e825 | 54 | virtual void Terminate(Option_t *option); |
48682642 | 55 | //virtual void ConnectInputData(Option_t * option); |
77ac6f3e | 56 | void CheckMesonProcessTypeEventQuality(Int_t evtQ); |
57 | Int_t GetProcessType(const AliMCEvent * mcEvt) ; | |
d7d7e825 | 58 | void ProcessMCData(); |
59 | void ProcessV0sNoCut(); | |
60 | void ProcessV0s(); | |
61 | void ProcessGammasForNeutralMesonAnalysis(); | |
6272370b | 62 | void ProcessGammasForOmegaMesonAnalysis(); |
77ac6f3e | 63 | // void ProcessConvPHOSGammasForNeutralMesonAnalysis(); |
9c1cb6f7 | 64 | void RecalculateV0ForGamma(); |
a0b94e5c | 65 | // for CF |
4a6157dc | 66 | void SetCFManager(AliCFManager * const io) {fCFManager = io;}; |
a0b94e5c | 67 | AliCFManager *GetCFManager() const {return fCFManager;} |
68 | ||
69 | ||
d7d7e825 | 70 | // AOD |
71 | TString GetAODBranchName() const {return fAODBranchName;} | |
72 | void SetAODBranchName(TString name) {fAODBranchName = name ;} | |
d765d400 | 73 | void SetForceAOD(Bool_t forceAOD ) { fKFForceAOD = forceAOD; } |
d7d7e825 | 74 | void FillAODWithConversionGammas(); |
75 | // end AOD | |
a0b94e5c | 76 | |
77ac6f3e | 77 | static Bool_t IsGoodImpPar(const AliESDtrack *const track); |
6272370b | 78 | |
a0b94e5c | 79 | // for GammaJetAnalysis |
d7d7e825 | 80 | void ProcessGammasForGammaJetAnalysis(); |
81 | void CreateListOfChargedParticles(); | |
6c84d371 | 82 | Double_t GetMinimumDistanceToCharge(Int_t indexHighestPtGamma); |
83 | void CalculateJetCone(Int_t gammaIndex); | |
d7d7e825 | 84 | Int_t GetIndexHighestPtGamma(); |
85 | void SetESDtrackCuts(); | |
86 | // end of Gamma Jet | |
a0b94e5c | 87 | |
d7d7e825 | 88 | void SetMinPtForGammaJet(Double_t minPtForGammaJet){fMinPtForGammaJet=minPtForGammaJet;} |
89 | void SetMinIsoConeSize(Double_t minIsoConeSize){fMinIsoConeSize=minIsoConeSize;} | |
90 | void SetMinPtIsoCone(Double_t minPtIsoCone){fMinPtIsoCone=minPtIsoCone;} | |
91 | void SetMinPtGamChargedCorr(Double_t minPtGamChargedCorr){fMinPtGamChargedCorr=minPtGamChargedCorr;} | |
92 | void SetMinPtJetCone(Double_t minPtJetCone){fMinPtJetCone=minPtJetCone;} | |
9640a3d1 | 93 | |
94 | void SetLowPtMapping(Double_t lowPtMapping){fLowPtMapping=lowPtMapping;} | |
95 | void SetHighPtMapping(Double_t highPtMapping){fHighPtMapping=highPtMapping;} | |
96 | ||
a0b94e5c | 97 | |
d7d7e825 | 98 | void SetHistograms(AliGammaConversionHistograms *const histograms){fHistograms=histograms;} |
b5832f95 | 99 | void SetTriggerCINT1B(Bool_t flag){fTriggerCINT1B=flag;} |
d7d7e825 | 100 | void SetDoMCTruth(Bool_t flag){fDoMCTruth=flag;} |
101 | void SetDoNeutralMeson(Bool_t flag){fDoNeutralMeson=flag;} | |
6272370b | 102 | void SetDoOmegaMeson(Bool_t flag){fDoOmegaMeson=flag;} |
037dc2db | 103 | void SetDoNeutralMesonV0MCCheck(Bool_t flag){fDoNeutralMesonV0MCCheck=flag;} |
d7d7e825 | 104 | void SetDoJet(Bool_t flag){fDoJet=flag;} |
105 | void SetDoChic(Bool_t flag){fDoChic=flag;} | |
9c1cb6f7 | 106 | void SetRecalculateV0ForGamma(Bool_t flag){fRecalculateV0ForGamma=flag;} |
107 | ||
d7d7e825 | 108 | void SetElectronMass(Double_t electronMass){fElectronMass = electronMass;} |
109 | void SetGammaMass(Double_t gammaMass){fGammaMass = gammaMass;} | |
110 | void SetGammaWidth(Double_t gammaWidth){fGammaWidth = gammaWidth;} | |
111 | void SetPi0Mass(Double_t pi0Mass){fPi0Mass = pi0Mass;} | |
112 | void SetPi0Width(Double_t pi0Width){fPi0Width = pi0Width;} | |
113 | void SetEtaMass(Double_t etaMass){fEtaMass = etaMass;} | |
114 | void SetEtaWidth(Double_t etaWidth){fEtaWidth = etaWidth;} | |
115 | void SetMinOpeningAngleGhostCut(Double_t ghostCut){fMinOpeningAngleGhostCut = ghostCut;} | |
037dc2db | 116 | void SetV0Reader(AliV0Reader* const reader){fV0Reader=reader; fV0Reader->SetESDtrackCuts(fEsdTrackCuts);} |
d7d7e825 | 117 | void SetCalculateBackground(Bool_t bg){fCalculateBackground=bg;} |
118 | void CalculateBackground(); | |
119 | void SetWriteNtuple(Bool_t writeNtuple){fWriteNtuple = writeNtuple;} | |
120 | void FillNtuple(); | |
77ac6f3e | 121 | Double_t GetMCOpeningAngle(const TParticle* const daughter0,const TParticle* const daughter1) const; |
d7d7e825 | 122 | void CheckV0Efficiency(); |
332f1f44 | 123 | void SetDeltaAODFileName(TString fn) { fKFDeltaAODFileName = fn; }; |
a0b94e5c | 124 | |
d7d7e825 | 125 | //////////////////Chi_c Analysis//////////////////////////// |
77ac6f3e | 126 | void GetPID(const AliESDtrack *track, Stat_t &pid, Stat_t &weight); |
127 | double GetSigmaToVertex(const AliESDtrack* t); | |
6c84d371 | 128 | void ElectronBackground(TString hBg, TClonesArray e); |
129 | void FillAngle(TString histoName,TClonesArray const tlVeNeg, TClonesArray const tlVePos); | |
130 | void FillElectronInvMass(TString histoName, TClonesArray const negativeElectron, TClonesArray const positiveElectron); | |
131 | void FillGammaElectronInvMass(TString histoMass,TString histoDiff, TClonesArray const fKFGammas, TClonesArray const tlVeNeg,TClonesArray const tlVePos); | |
132 | void CleanWithAngleCuts(TClonesArray const negativeElectrons, TClonesArray const positiveElectrons, TClonesArray const gammas); | |
133 | TClonesArray GetTLorentzVector(TClonesArray* esdTrack); | |
d7d7e825 | 134 | void ProcessGammaElectronsForChicAnalysis(); |
135 | /////////////////////////////////////////////////////////////// | |
1e7846f4 | 136 | |
137 | void SetDoCF(Bool_t flag){fDoCF = flag;} | |
5ce758b0 | 138 | |
139 | void SetUseChargedTracksMultiplicityForBG(Bool_t flag){fUseTrackMultiplicityForBG = flag;} | |
140 | ||
141 | void SetMoveParticleAccordingToVertex(Bool_t flag){fMoveParticleAccordingToVertex = flag;} | |
142 | ||
77ac6f3e | 143 | void MoveParticleAccordingToVertex(AliKFParticle * particle,const AliGammaConversionBGHandler::GammaConversionVertex *vertex); |
5ce758b0 | 144 | |
2e2da371 | 145 | void SetApplyChi2Cut(Bool_t flag){fApplyChi2Cut = flag;} |
146 | ||
111d75df | 147 | void SetDoRotation(Bool_t flag){fDoRotation = flag;} |
148 | ||
77ac6f3e | 149 | void SetPMDegreesBG(Int_t deg){fNDegreesPMBackground=deg;} |
111d75df | 150 | |
77ac6f3e | 151 | void SetNumberOfRotationsBG(Int_t nRot){fNRandomEventsForBG=nRot;} |
111d75df | 152 | |
153 | void RotateKFParticle(AliKFParticle * kfParticle,Double_t angle); | |
154 | ||
155 | void SetCheckBGProbability(Bool_t flag){fCheckBGProbability = flag;} | |
156 | ||
2f426a53 | 157 | void SetRemovePileUp(Bool_t removePileUp) { fRemovePileUp = removePileUp; } |
158 | ||
18a1e325 | 159 | void SetSelectV0AND(Bool_t selectV0AND) { fSelectV0AND = selectV0AND; } |
6746e1e1 | 160 | void SetUseMultiplicity(Int_t useMultiplicity) {fUseMultiplicity=useMultiplicity;} |
161 | void SetUseMultiplicityBin(Int_t useMultiplicityBin) {fUseMultiplicityBin=useMultiplicityBin;} | |
162 | Int_t CalculateMultiplicityBin(); | |
64f4118c | 163 | void SetUseCentrality(Int_t useCentrality) {fUseCentrality=useCentrality;} |
164 | void SetUseCentralityBin(Int_t useCentralityBin) {fUseCentralityBin=useCentralityBin;} | |
165 | ||
166 | ||
167 | ||
168 | ||
d7d7e825 | 169 | private: |
170 | AliAnalysisTaskGammaConversion(const AliAnalysisTaskGammaConversion&); // Not implemented | |
171 | AliAnalysisTaskGammaConversion& operator=(const AliAnalysisTaskGammaConversion&); // Not implemented | |
04bf4381 | 172 | |
173 | /// Add reconstructed pions to aod | |
77ac6f3e | 174 | void AddPionToAOD(const AliKFParticle * const pionkf, Double_t mass, Int_t daughter1, Int_t daughter2); |
175 | void AddOmegaToAOD(const AliKFParticle * const omegakf, Double_t mass, Int_t daughter1, Int_t daughter2); | |
a0b94e5c | 176 | |
4a6157dc | 177 | // for CF |
178 | enum{ | |
179 | kStepGenerated = 0, | |
180 | kStepReconstructable = 1, | |
ebcfaa7e | 181 | kStepGetOnFly = 2, |
182 | kStepLikeSign = 3, | |
183 | kStepTPCRefit = 4, | |
184 | kStepKinks = 5, | |
77ac6f3e | 185 | kStepdEdxElectronSelection = 6, |
186 | kStepdEdxPpionRejection = 7, | |
ebcfaa7e | 187 | kStepNContributors = 8, |
188 | kStepTPCPID = 9, | |
189 | kStepR = 10, | |
190 | kStepLine = 11, | |
191 | kStepZ = 12, | |
48682642 | 192 | kStepMinClsTPC = 13, |
193 | kStepSinglePt = 14, | |
194 | kStepNDF = 15, | |
195 | kStepChi2 = 16, | |
196 | kStepEta = 17, | |
197 | kStepPt = 18, | |
198 | kStepTrueGamma = 19 | |
4a6157dc | 199 | }; |
26923b22 | 200 | |
d7d7e825 | 201 | AliV0Reader* fV0Reader; // The V0 reader object |
a0b94e5c | 202 | |
d7d7e825 | 203 | AliStack * fStack; // pointer to the MC particle stack |
a0b94e5c | 204 | AliMCEventHandler *fMCTruth; // for CF pointer to MCTruth |
4a6157dc | 205 | AliMCEvent *fGCMCEvent; // for CF pointer to the MC Event |
d7d7e825 | 206 | AliESDEvent* fESDEvent; //pointer to the ESDEvent |
a0b94e5c | 207 | TList * fOutputContainer; // Histogram container |
208 | AliCFManager *fCFManager; // for CF | |
209 | // AliCFContainer *container; // for CF | |
d7d7e825 | 210 | |
a0b94e5c | 211 | |
212 | ||
d7d7e825 | 213 | AliGammaConversionHistograms *fHistograms; // Pointer to the histogram handling class |
b5832f95 | 214 | Bool_t fTriggerCINT1B; //Flag to select trigger CINT1B |
d7d7e825 | 215 | Bool_t fDoMCTruth; // Flag to switch on/off MC truth |
6c84d371 | 216 | Bool_t fDoNeutralMeson; // flag |
6272370b | 217 | Bool_t fDoOmegaMeson; // flag |
6c84d371 | 218 | Bool_t fDoJet; // flag |
219 | Bool_t fDoChic; // flag | |
9c1cb6f7 | 220 | Bool_t fRecalculateV0ForGamma;//flag |
a0b94e5c | 221 | |
6c84d371 | 222 | TClonesArray * fKFReconstructedGammasTClone; //! transient |
6272370b | 223 | TClonesArray * fKFReconstructedPi0sTClone; //! transient |
9c1cb6f7 | 224 | TClonesArray * fKFRecalculatedGammasTClone; //! transient |
6c84d371 | 225 | TClonesArray * fCurrentEventPosElectronTClone; //! transient |
226 | TClonesArray * fCurrentEventNegElectronTClone; //! transient | |
227 | TClonesArray * fKFReconstructedGammasCutTClone; //! transient | |
228 | TClonesArray * fPreviousEventTLVNegElectronTClone; //! transient | |
229 | TClonesArray * fPreviousEventTLVPosElectronTClone; //! transient | |
a0b94e5c | 230 | |
6c84d371 | 231 | // vector<AliKFParticle> fKFReconstructedGammas; // vector containing all reconstructed gammas |
d7d7e825 | 232 | vector<Int_t> fElectronv1; // vector containing index of electron 1 |
233 | vector<Int_t> fElectronv2; // vector containing index of electron 2 | |
a0b94e5c | 234 | |
6272370b | 235 | vector<Int_t> fGammav1; // vector containing index of gamma 1 |
236 | vector<Int_t> fGammav2; // vector containing index of gamma 2 | |
9c1cb6f7 | 237 | |
238 | vector<Int_t> fElectronRecalculatedv1; // vector containing index of electron 1 | |
239 | vector<Int_t> fElectronRecalculatedv2; // vector containing index of electron 2 | |
6272370b | 240 | |
9c1cb6f7 | 241 | // AliESDpid * fESDpid; // esd pid |
6272370b | 242 | |
243 | ||
d7d7e825 | 244 | ///////Chi_c Analysis/////////////////////////// |
6c84d371 | 245 | // vector<AliESDtrack*> fCurrentEventPosElectron; // comment here |
246 | // vector<AliESDtrack*> fCurrentEventNegElectron; // comment here | |
247 | // vector<AliKFParticle> fKFReconstructedGammasCut; // comment here | |
248 | // vector<TLorentzVector> fPreviousEventTLVNegElectron; // comment here | |
249 | // vector<TLorentzVector> fPreviousEventTLVPosElectron; // comment here | |
d7d7e825 | 250 | ////////////////////////////////////////////////// |
a0b94e5c | 251 | |
d7d7e825 | 252 | //mass defines |
253 | Double_t fElectronMass; //electron mass | |
254 | Double_t fGammaMass; //gamma mass | |
255 | Double_t fPi0Mass; //pi0mass | |
256 | Double_t fEtaMass; //eta mass | |
a0b94e5c | 257 | |
d7d7e825 | 258 | // width defines |
259 | Double_t fGammaWidth; //gamma width cut | |
260 | Double_t fPi0Width; // pi0 width cut | |
261 | Double_t fEtaWidth; // eta width cut | |
a0b94e5c | 262 | |
d7d7e825 | 263 | Double_t fMinOpeningAngleGhostCut; // minimum angle cut |
a0b94e5c | 264 | |
d7d7e825 | 265 | AliESDtrackCuts* fEsdTrackCuts; // Object containing the parameters of the esd track cuts |
a0b94e5c | 266 | |
d7d7e825 | 267 | Bool_t fCalculateBackground; //flag to set backgrount calculation on/off |
268 | Bool_t fWriteNtuple; // flag to set if writing to ntuple on/off | |
269 | TNtuple *fGammaNtuple; // Ntuple for gamma values | |
270 | TNtuple *fNeutralMesonNtuple;// NTuple for mesons | |
a0b94e5c | 271 | |
d7d7e825 | 272 | Int_t fTotalNumberOfAddedNtupleEntries; // number of added ntuple entries |
a0b94e5c | 273 | |
6c84d371 | 274 | TClonesArray* fChargedParticles; //! transient |
275 | vector<Int_t> fChargedParticlesId; //! transient | |
a0b94e5c | 276 | |
6c84d371 | 277 | Double_t fGammaPtHighest; //! transient |
278 | Double_t fMinPtForGammaJet; //! transient | |
279 | Double_t fMinIsoConeSize; //! transient | |
280 | Double_t fMinPtIsoCone; //! transient | |
281 | Double_t fMinPtGamChargedCorr; //! transient | |
282 | Double_t fMinPtJetCone; //! transient | |
283 | Int_t fLeadingChargedIndex; //! transient | |
1e7846f4 | 284 | Double_t fLowPtMapping; //! transient |
285 | Double_t fHighPtMapping; //! transient | |
286 | Bool_t fDoCF; //! transient | |
a0b94e5c | 287 | |
04bf4381 | 288 | TClonesArray * fAODGamma; //TClonesArray for gammas to put in AOD |
289 | TClonesArray * fAODPi0; //TTClonesArray for Pi0s to put in AOD | |
290 | TClonesArray * fAODOmega; //TTClonesArray for omegas to put in AOD | |
d7d7e825 | 291 | TString fAODBranchName; // New AOD branch name |
d765d400 | 292 | Bool_t fKFForceAOD; //Set the Analysis Manager FillAOD variable to true every event |
332f1f44 | 293 | TString fKFDeltaAODFileName; //! File name for delta AOD (if any) |
037dc2db | 294 | Bool_t fDoNeutralMesonV0MCCheck; //flag |
77ac6f3e | 295 | Bool_t fUseTrackMultiplicityForBG; //flag |
296 | Bool_t fMoveParticleAccordingToVertex; //flag | |
297 | Bool_t fApplyChi2Cut; //flag | |
298 | Int_t fNRandomEventsForBG; //number of random events to use in rotation method | |
299 | Int_t fNDegreesPMBackground; // number of degree window to rotate particles for rotation method | |
300 | Bool_t fDoRotation; //flag | |
301 | Bool_t fCheckBGProbability; //flag | |
037dc2db | 302 | vector<Int_t>fKFReconstructedGammasV0Index; // index of the reconstructed v0s |
2f426a53 | 303 | Bool_t fRemovePileUp; // Remove Pile Up |
18a1e325 | 304 | Bool_t fSelectV0AND; // Select V0AND |
305 | AliTriggerAnalysis *fTriggerAnalysis; //! Trigger Analysis for Normalisation | |
6746e1e1 | 306 | Int_t fMultiplicity; |
307 | Int_t fUseMultiplicity; | |
308 | Int_t fUseMultiplicityBin; | |
64f4118c | 309 | Int_t fUseCentrality; |
310 | Int_t fUseCentralityBin; | |
311 | ClassDef(AliAnalysisTaskGammaConversion, 16); // Analysis task for gamma conversions | |
d7d7e825 | 312 | }; |
a0b94e5c | 313 | |
d7d7e825 | 314 | #endif //ALIANALYSISTASKGAMMA_H |