2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved.
3 * See cxx source for full Copyright notice
7 /********************************
8 * integrated flow estimate by *
9 * fitting q-distribution *
11 * author: Ante Bilandzic *
14 * based on the macro written *
15 * by Sergei Voloshin *
16 *******************************/
18 #ifndef ALIFLOWANALYSISWITHFITTINGQDISTRIBUTION_H
19 #define ALIFLOWANALYSISWITHFITTINGQDISTRIBUTION_H
21 #include "AliFlowCommonConstants.h"
31 class AliFlowEventSimple;
32 class AliFlowTrackSimple;
33 class AliFlowCommonHist;
34 class AliFlowCommonHistResults;
37 //================================================================================================================
39 class AliFlowAnalysisWithFittingQDistribution{
41 AliFlowAnalysisWithFittingQDistribution();
42 virtual ~AliFlowAnalysisWithFittingQDistribution();
43 // 0.) methods called in the constructor:
44 virtual void InitializeArrays();
45 // 1.) method Init() and methods called within Init():
47 virtual void AccessConstants();
48 virtual void BookCommonHistograms();
49 virtual void BookAndFillWeightsHistograms();
50 virtual void BookEverythingForDistributions();
51 virtual void StoreFittingParameters();
52 virtual void AccessFittingParameters();
53 // 2.) method Make() and methods called within Make():
54 virtual void Make(AliFlowEventSimple* anEvent);
55 // 3.) method Finish() and methods called within Finish():
56 virtual void Finish(Bool_t doFit = kTRUE);
57 virtual void DoFit(Bool_t useParticleWeights, Bool_t sigma2Fitted);
58 virtual void FillCommonHistResultsIntFlow(Bool_t useParticleWeights, Bool_t sigma2Fitted);
59 virtual void PrintFinalResultsForIntegratedFlow();
61 virtual void GetOutputHistograms(TList *outputListHistos);
62 virtual void WriteHistograms(TString *outputFileName);
63 virtual void WriteHistograms(TString outputFileName);
64 virtual void WriteHistograms(TDirectoryFile *outputFileName);
66 // **** SETTERS and GETTERS ****
69 TList* GetHistList() const {return this->fHistList;}
71 void SetCommonHists(AliFlowCommonHist* const ch) {this->fCommonHists = ch;};
72 AliFlowCommonHist* GetCommonHists() const {return this->fCommonHists;};
73 void SetCommonHistsResults(AliFlowCommonHistResults* const chr) {this->fCommonHistsResults = chr;};
74 AliFlowCommonHistResults* GetCommonHistsResults() const {return this->fCommonHistsResults;};
75 void SetHarmonic(Int_t const harmonic) {this->fHarmonic = harmonic;};
76 Int_t GetHarmonic() const {return this->fHarmonic;};
77 void SetAnalysisLabel(const char *aLabel) {this->fAnalysisLabel->Append(*aLabel);};
78 TString *GetAnalysisLabel() const {return this->fAnalysisLabel;};
80 void SetWeightsList(TList* wlist) {this->fWeightsList = (TList*)wlist->Clone();};
81 TList* GetWeightsList() const {return this->fWeightsList;}
82 void SetUsePhiWeights(Bool_t const uPhiW) {this->fUsePhiWeights = uPhiW;};
83 Bool_t GetUsePhiWeights() const {return this->fUsePhiWeights;};
84 void SetUsePtWeights(Bool_t const uPtW) {this->fUsePtWeights = uPtW;};
85 Bool_t GetUsePtWeights() const {return this->fUsePtWeights;};
86 void SetUseEtaWeights(Bool_t const uEtaW) {this->fUseEtaWeights = uEtaW;};
87 Bool_t GetUseEtaWeights() const {return this->fUseEtaWeights;};
88 void SetUseParticleWeights(TProfile* const uPW) {this->fUseParticleWeights = uPW;};
89 TProfile* GetUseParticleWeights() const {return this->fUseParticleWeights;};
90 void SetPhiWeights(TH1F* const histPhiWeights) {this->fPhiWeights = histPhiWeights;};
91 TH1F* GetPhiWeights() const {return this->fPhiWeights;};
92 void SetPtWeights(TH1D* const histPtWeights) {this->fPtWeights = histPtWeights;};
93 TH1D* GetPtWeights() const {return this->fPtWeights;};
94 void SetEtaWeights(TH1D* const histEtaWeights) {this->fEtaWeights = histEtaWeights;};
95 TH1D* GetEtaWeights() const {return this->fEtaWeights;};
97 void SetSumOfParticleWeights(TH1D* const sopW, Int_t pW) {this->fSumOfParticleWeights[pW] = sopW;};
98 TH1D* GetSumOfParticleWeights(Int_t pW) const {return this->fSumOfParticleWeights[pW];};
99 void SetqDistribution(TH1D* const qd, Int_t pW) {this->fqDistribution[pW] = qd;};
100 TH1D* GetqDistribution(Int_t pW) const {return this->fqDistribution[pW];};
101 // 4.) final results of fitting:
102 void SetIntFlow(TH1D* const intFlow, Int_t pW, Int_t sigmaFitted) {this->fIntFlow[pW][sigmaFitted] = intFlow;};
103 TH1D* GetIntFlow(Int_t pW, Int_t sigmaFitted) const {return this->fIntFlow[pW][sigmaFitted];};
104 void SetSigma2(TH1D* const sigma2, Int_t pW, Int_t sigmaFitted) {this->fSigma2[pW][sigmaFitted] = sigma2;};
105 TH1D* GetSigma2(Int_t pW, Int_t sigmaFitted) const {return this->fSigma2[pW][sigmaFitted];};
106 void SetChi2(TH1D* const chi2, Int_t pW, Int_t sigmaFitted) {this->fChi2[pW][sigmaFitted] = chi2;};
107 TH1D* GetChi2(Int_t pW, Int_t sigmaFitted) const {return this->fChi2[pW][sigmaFitted];};
108 // 5.) fitting parameters:
109 void SetFittingParameters(TProfile* const fp) {this->fFittingParameters = fp;};
110 TProfile* GetFittingParameters() const {return this->fFittingParameters;};
111 void SetTreshold(Double_t const treshold) {this->fTreshold = treshold;};
112 Double_t GetTreshold() const {return this->fTreshold;};
113 void SetvStart(Double_t const vStart) {this->fvStart = vStart;};
114 Double_t GetvStart() const {return this->fvStart;};
115 void SetvMin(Double_t const vMin) {this->fvMin = vMin;};
116 Double_t GetvMin() const {return this->fvMin;};
117 void SetvMax(Double_t const vMax) {this->fvMax = vMax;};
118 Double_t GetvMax() const {return this->fvMax;};
119 void SetSigma2Start(Double_t const Sigma2Start) {this->fSigma2Start = Sigma2Start;};
120 Double_t GetSigma2Start() const {return this->fSigma2Start;};
121 void SetSigma2Min(Double_t const Sigma2Min) {this->fSigma2Min = Sigma2Min;};
122 Double_t GetSigma2Min() const {return this->fSigma2Min;};
123 void SetSigma2Max(Double_t const Sigma2Max) {this->fSigma2Max = Sigma2Max;};
124 Double_t GetSigma2Max() const {return this->fSigma2Max;};
125 void SetPlotResults(Bool_t const pr) {this->fPlotResults = pr;};
126 Double_t GetPlotResults() const {return this->fPlotResults;};
129 AliFlowAnalysisWithFittingQDistribution(const AliFlowAnalysisWithFittingQDistribution &afawfqd);
130 AliFlowAnalysisWithFittingQDistribution& operator=(const AliFlowAnalysisWithFittingQDistribution &afawfqd);
132 TList *fHistList; // base list to hold all output object
134 AliFlowCommonHist *fCommonHists; // common control histograms
135 AliFlowCommonHistResults *fCommonHistsResults; // final results in common histograms
136 Int_t fnBinsPhi; // number of phi bins
137 Double_t fPhiMin; // minimum phi
138 Double_t fPhiMax; // maximum phi
139 Double_t fPhiBinWidth; // bin width for phi histograms
140 Int_t fnBinsPt; // number of pt bins
141 Double_t fPtMin; // minimum pt
142 Double_t fPtMax; // maximum pt
143 Double_t fPtBinWidth; // bin width for pt histograms
144 Int_t fnBinsEta; // number of eta bins
145 Double_t fEtaMin; // minimum eta
146 Double_t fEtaMax; // maximum eta
147 Double_t fEtaBinWidth; // bin width for eta histograms
148 Int_t fHarmonic; // harmonic
149 TString *fAnalysisLabel; // analysis label (all histograms and output file will have this label)
150 // 2.) particle weights (abbreviated to 'pWeights' or even to 'pW' throughout the code):
151 TList *fWeightsList; // list to hold all histograms with particle weights: fUseParticleWeights, fPhiWeights, fPtWeights and fEtaWeights
152 Bool_t fUsePhiWeights; // use phi weights
153 Bool_t fUsePtWeights; // use pt weights
154 Bool_t fUseEtaWeights; // use eta weights
155 TProfile *fUseParticleWeights; // profile with three bins to hold values of fUsePhiWeights, fUsePtWeights and fUseEtaWeights
156 TH1F *fPhiWeights; // histogram holding phi weights
157 TH1D *fPtWeights; // histogram holding pt weights
158 TH1D *fEtaWeights; // histogram holding eta weights
159 // 3.) distributions:
160 TH1D *fSumOfParticleWeights[2]; // [0=particle weights are unit (not used), 1=particle weights are used]
161 TH1D *fqDistribution[2]; // distribution of Q/sqrt{sum of particle weights} [0=particle weights are unit (not used), 1=particle weights are used]
162 // 4.) final results of fitting:
163 TH1D *fIntFlow[2][2]; // final result for integrated flow [0=pWeights are unit (not used), 1=pWeights are used][0=sigma^2 not fitted, 1=sigma^2 fitted]
164 TH1D *fSigma2[2][2]; // final results for sigma^2 [0=pWeights are unit (not used), 1=pWeights are used][0=sigma^2 not fitted, 1=sigma^2 fitted]
165 TH1D *fChi2[2][2]; // final results for chi^2 from Minuit [0=pWeights are unit (not used), 1=pWeights are used][0=sigma^2 not fitted, 1=sigma^2 fitted]
166 // 5.) fitting parameters:
167 TProfile *fFittingParameters; // profile to hold all fitting parameters
168 Double_t fTreshold; // the first bin taken for the fitting is the first bin with nEntries >= fTreshold (analogously for the last bin)
169 Double_t fvStart; // fitting of v will start from this point
170 Double_t fvMin; // v range, lower boundary
171 Double_t fvMax; // v range, upper boundary
172 Double_t fSigma2Start; // fitting of sigma2 will start from this point
173 Double_t fSigma2Min; // sigma2 range, lower boundary (this should be kept above 0.5 according to theorists...)
174 Double_t fSigma2Max; // sigma2 range, upper boundary
175 Bool_t fPlotResults; // plot or not q-distribution and resulting fitting function
177 TLegend *fLegend; // legend // to be improved (do I need this as data member?)
179 ClassDef(AliFlowAnalysisWithFittingQDistribution, 0);
182 //================================================================================================================