1 #ifndef AliAnalysisTaskLocalRhoDev_H
2 #define AliAnalysisTaskLocalRhoDev_H
6 #include <AliAnalysisTaskEmcalJet.h>
7 #include <AliEmcalJet.h>
10 #include <AliVCluster.h>
11 #include <TClonesArray.h>
15 #include <AliJetContainer.h>
16 #include <AliParticleContainer.h>
23 class AliLocalRhoParameter;
26 class AliAnalysisTaskLocalRhoDev : public AliAnalysisTaskEmcalJet {
29 enum fitModulationType { kNoFit, kV2, kV3, kCombined, kFourierSeries, kIntegratedFlow, kQC2, kQC4 }; // fit type
30 enum fitGoodnessTest { kChi2ROOT, kChi2Poisson, kLinearFit };
31 enum detectorType { kTPC, kVZEROA, kVZEROC, kVZEROComb}; // detector that was used
32 enum qcRecovery { kFixedRho, kNegativeVn, kTryFit }; // how to deal with negative cn value for qcn value
33 enum runModeType { kLocal, kGrid }; // run mode type
34 // constructors, destructor
35 AliAnalysisTaskLocalRhoDev();
36 AliAnalysisTaskLocalRhoDev(const char *name, runModeType type);
37 virtual ~AliAnalysisTaskLocalRhoDev();
38 // setting up the task and technical aspects
40 Bool_t InitializeAnalysis();
41 virtual void UserCreateOutputObjects();
42 TH1F* BookTH1F(const char* name, const char* x, Int_t bins, Double_t min, Double_t max, Int_t c = -1, Bool_t append = kTRUE);
43 TH2F* BookTH2F(const char* name, const char* x, const char* y, Int_t binsx, Double_t minx, Double_t maxx,
44 Int_t binsy, Double_t miny, Double_t maxy, Int_t c = -1, Bool_t append = kTRUE);
46 /* inline */ Double_t PhaseShift(Double_t x) const {
47 while (x>=TMath::TwoPi())x-=TMath::TwoPi();
48 while (x<0.)x+=TMath::TwoPi();
50 /* inline */ Double_t PhaseShift(Double_t x, Double_t n) const {
52 if(TMath::Nint(n)==2) while (x>TMath::Pi()) x-=TMath::Pi();
53 if(TMath::Nint(n)==3) {
54 if(x>2.*TMath::TwoPi()/n) x = TMath::TwoPi() - x;
55 if(x>TMath::TwoPi()/n) x = TMath::TwoPi()-(x+TMath::TwoPi()/n);
59 /* inline */ Double_t ChiSquarePDF(Int_t ndf, Double_t x) const {
60 Double_t n(ndf/2.), denom(TMath::Power(2, n)*TMath::Gamma(n));
61 if (denom!=0) return ((1./denom)*TMath::Power(x, n-1)*TMath::Exp(-x/2.));
63 //note that the cdf of the chisquare distribution is the normalized lower incomplete gamma function
64 /*inline */ Double_t ChiSquareCDF(Int_t ndf, Double_t x) const { return TMath::Gamma(ndf/2., x/2.); }
65 /*inline */ Double_t ChiSquare(TH1& histo, TF1* func) const {
66 // evaluate the chi2 using a poissonian error estimate on bins
68 for(Int_t i(0); i < histo.GetXaxis()->GetNbins(); i++) {
69 if(histo.GetBinContent(i+1) <= 0.) continue;
70 chi2 += TMath::Power((histo.GetBinContent(i+1)-func->Eval(histo.GetXaxis()->GetBinCenter(1+i))), 2)/histo.GetBinContent(i+1);
74 /*inline*/ Double_t KolmogorovTest(TH1F& histo, TF1* func, Bool_t toy = kTRUE) const {
75 // return the probability from a Kolmogorov test
76 TH1F test(histo); // stack copy of test statistic
77 for(Int_t i(0); i < test.GetXaxis()->GetNbins(); i++) test.SetBinContent(i+1, func->Eval(test.GetXaxis()->GetBinCenter(1+i)));
78 if (toy) return histo.TH1::KolmogorovTest((&test), "X");
79 else return histo.TH1::KolmogorovTest((&test));
82 // setters - setup how to run
83 void SetDebugMode(Int_t d) {fDebug = d;}
84 void SetCentralityClasses(TArrayD* c) {fCentralityClasses = c;}
85 void SetAttachToEvent(Bool_t a) {fAttachToEvent = a;}
86 void SetUseScaledRho(Bool_t s) {fUseScaledRho = s;}
87 void SetFillHistograms(Bool_t b) {fFillHistograms = b;}
88 // setters - analysis details
89 void SetNoEventWeightsForQC(Bool_t e) {fNoEventWeightsForQC = e;}
90 void SetIntegratedFlow(TH1F* i, TH1F* j) {fUserSuppliedV2 = i; fUserSuppliedV3 = j; }
91 void SetOnTheFlyResCorrection(TH1F* r2, TH1F* r3) {fUserSuppliedR2 = r2; fUserSuppliedR3 = r3; }
92 void SetModulationFit(TF1* fit);
93 void SetModulationFitMinMaxP(Float_t m, Float_t n) {fMinPvalue = m; fMaxPvalue = n; }
94 void SetExpectedRuns(TArrayI* r) {fExpectedRuns = r; }
95 void SetExpectedSemiGoodRuns(TArrayI* r) {fExpectedSemiGoodRuns = r;}
96 void SetNameRhoSmall(TString s) {fNameSmallRho = s;}
97 void SetModulationFitType(fitModulationType type) {fFitModulationType = type; }
98 void SetControlFunction(TF1* func) {fFitControl = func; }
99 void SetFitGoodnessType(fitGoodnessTest test) {fFitGoodnessTest = test; }
100 void SetQCnRecoveryType(qcRecovery type) {fQCRecovery = type; }
101 void SetModulationFitOptions(TString opt) {fFitModulationOptions = opt; }
102 void SetReferenceDetector(detectorType type) {fDetectorType = type; }
103 void SetUsePtWeight(Bool_t w) {fUsePtWeight = w; }
104 void SetUsePtWeightErrorPropagation(Bool_t w) {fUsePtWeightErrorPropagation = w;}
105 void SetRunModeType(runModeType type) {fRunModeType = type; }
106 void SetForceAbsVnHarmonics(Bool_t f) {fAbsVnHarmonics = f; }
107 void SetExcludeLeadingJetsFromFit(Float_t n) {fExcludeLeadingJetsFromFit = n; }
108 void SetRebinSwapHistoOnTheFly(Bool_t r) {fRebinSwapHistoOnTheFly = r; }
109 void SetSaveThisPercentageOfFits(Float_t p) {fPercentageOfFits = p; }
110 void SetUseV0EventPlaneFromHeader(Bool_t h) {fUseV0EventPlaneFromHeader = h;}
111 void SetSoftTrackMinMaxPt(Float_t min, Float_t max) {fSoftTrackMinPt = min; fSoftTrackMaxPt = max;}
113 TString GetLocalRhoName() const {return fLocalRhoName; }
114 // numerical evaluations
115 void CalculateEventPlaneVZERO(Double_t vzero[2][2]) const;
116 void CalculateEventPlaneTPC(Double_t* tpc);
117 void CalculateEventPlaneCombinedVZERO(Double_t* comb) const;
118 Double_t CalculateQC2(Int_t harm);
119 Double_t CalculateQC4(Int_t harm);
120 // helper calculations for the q-cumulant analysis, also used by AliAnalyisTaskJetFlow
121 void QCnQnk(Int_t n, Int_t k, Double_t &reQ, Double_t &imQ);
122 Double_t QCnS(Int_t i, Int_t j);
126 Bool_t QCnRecovery(Double_t psi2, Double_t psi3);
128 Bool_t CorrectRho(Double_t psi2, Double_t psi3);
129 void FillEventPlaneHistograms(Double_t psi2, Double_t psi3) const;
130 void FillAnalysisSummaryHistogram() const;
132 /* inline */ Bool_t PassesCuts(AliVTrack* track) const { return AcceptTrack(track, 0);}
133 /* inline */ Bool_t PassesCuts(AliEmcalJet* jet) { return AcceptJet(jet, 0);}
134 /* inline*/ Bool_t PassesSimpleCuts(AliEmcalJet* jet) {
135 Float_t minPhi(GetJetContainer()->GetJetPhiMin()), maxPhi(GetJetContainer()->GetJetPhiMax());
136 return (jet && jet->Pt() > 1 && jet->Eta() < .9-GetJetRadius() && jet->Eta() > -.9+GetJetRadius() && jet->Phi() > minPhi && jet->Phi() < maxPhi && jet->Area() > .557*GetJetRadius()*GetJetRadius()*TMath::Pi());
139 /* inline */ AliEmcalJet* GetLeadingJet() {
140 Int_t iJets(fJets->GetEntriesFast());
142 AliEmcalJet* leadingJet(0x0);
143 for(Int_t i(0); i < iJets; i++) {
144 AliEmcalJet* jet = static_cast<AliEmcalJet*>(fJets->At(i));
145 if(!PassesSimpleCuts(jet)) continue;
148 pt = leadingJet->Pt();
153 Bool_t PassesCuts(AliVEvent* event);
154 virtual void Terminate(Option_t* option);
157 Int_t fDebug; // debug level (0 none, 1 fcn calls, 2 verbose)
158 Bool_t fInitialized; //! is the analysis initialized?
159 Bool_t fAttachToEvent; // attach local rho to the event
160 Bool_t fFillHistograms; // fill qa histograms
161 Bool_t fNoEventWeightsForQC; // don't store event weights for qc analysis
162 Bool_t fUseScaledRho; // use scaled rho
163 TArrayD* fCentralityClasses; // centrality classes (maximum 10) used for QA
164 TH1F* fUserSuppliedV2; // histo with integrated v2
165 TH1F* fUserSuppliedV3; // histo with integrated v3
166 TH1F* fUserSuppliedR2; // correct the extracted v2 with this r
167 TH1F* fUserSuppliedR3; // correct the extracted v3 with this r
168 Int_t fNAcceptedTracks; //! number of accepted tracks
169 Int_t fNAcceptedTracksQCn; //! accepted tracks for QCn
170 Int_t fInCentralitySelection; //! centrality bin, only for QA plots
171 fitModulationType fFitModulationType; // fit modulation type
172 fitGoodnessTest fFitGoodnessTest; // goodness of fit test
173 qcRecovery fQCRecovery; // recovery type for e-by-e qc method
174 Bool_t fUsePtWeight; // use dptdphi instead of dndphi
175 Bool_t fUsePtWeightErrorPropagation; // recalculate the bin error on the dpt dphi histogram
176 detectorType fDetectorType; // type of detector used for modulation fit
177 TString fFitModulationOptions; // fit options for modulation fit
178 runModeType fRunModeType; // run mode type
179 TF1* fFitModulation; // modulation fit for rho
180 TF1* fFitControl; // control function
181 Float_t fMinPvalue; // minimum value of p
182 Float_t fMaxPvalue; // maximum value of p
183 TArrayI* fExpectedRuns; // list of known run numbers with default cuts
184 TArrayI* fExpectedSemiGoodRuns; // list of runs that are marked as semi-good in the rct
185 Int_t fRunNumber; //! current run number
186 AliRhoParameter* fCachedRho; //! cached rho object
187 TString fNameSmallRho; // name of rho object for semi-good tpc runs
188 // additional jet cuts (most are inherited)
189 Float_t fLocalJetMinEta; // local eta cut for jets
190 Float_t fLocalJetMaxEta; // local eta cut for jets
191 Float_t fLocalJetMinPhi; // local phi cut for jets
192 Float_t fLocalJetMaxPhi; // local phi cut for jets
193 Float_t fSoftTrackMinPt; // min pt for soft tracks
194 Float_t fSoftTrackMaxPt; // max pt for soft tracks
195 Double_t fSemiGoodJetMinPhi; // min phi for semi good tpc runs
196 Double_t fSemiGoodJetMaxPhi; // max phi for semi good tpc runs
197 Double_t fSemiGoodTrackMinPhi; // min phi for semi good tpc runs
198 Double_t fSemiGoodTrackMaxPhi; // max phi for semi good tpc runs
200 // general qa histograms
201 TH1F* fHistPvalueCDFROOT; //! pdf value of chisquare p
202 TH2F* fHistPvalueCDFROOTCent; //! p value versus centrlaity from root
203 TH2F* fHistChi2ROOTCent; //! reduced chi2 from ROOT, centrality correlation
204 TH2F* fHistPChi2Root; //! correlation p value and reduced chi2
205 TH1F* fHistPvalueCDF; //! cdf value of chisquare p
206 TH2F* fHistPvalueCDFCent; //! p value vs centrality
207 TH2F* fHistChi2Cent; //! reduced chi2, centrlaity correlation
208 TH2F* fHistPChi2; //! correlation p value and reduced chi2
209 TH2F* fHistRhoStatusCent; //! status of rho as function of centrality
212 Bool_t fAbsVnHarmonics; // force postive local rho
213 Float_t fExcludeLeadingJetsFromFit; // exclude n leading jets from fit
214 Bool_t fRebinSwapHistoOnTheFly; // rebin swap histo on the fly
215 Float_t fPercentageOfFits; // save this percentage of fits
216 Bool_t fUseV0EventPlaneFromHeader; // use the vzero event plane from the header
217 // transient object pointers
218 TList* fOutputList; //! output list
219 TList* fOutputListGood; //! output list for local analysis
220 TList* fOutputListBad; //! output list for local analysis
221 TH1F* fHistSwap; //! swap histogram
222 TH1F* fHistAnalysisSummary; //! flags
223 TProfile* fProfV2; //! extracted v2
224 TProfile* fProfV2Cumulant; //! v2 cumulant
225 TProfile* fProfV3; //! extracted v3
226 TProfile* fProfV3Cumulant; //! v3 cumulant
227 TH1F* fHistPsi2[10]; //! psi 2
228 TH1F* fHistPsi3[10]; //! psi 3
230 AliAnalysisTaskLocalRhoDev(const AliAnalysisTaskLocalRhoDev&); // not implemented
231 AliAnalysisTaskLocalRhoDev& operator=(const AliAnalysisTaskLocalRhoDev&); // not implemented
233 ClassDef(AliAnalysisTaskLocalRhoDev, 6);