correlators galore
[u/mrichter/AliRoot.git] / PWG2 / FLOW / AliFlowCommon / AliFlowAnalysisWithQCumulants.h
1 /* 
2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. 
3  * See cxx source for full Copyright notice 
4  * $Id$ 
5  */
6
7 /********************************** 
8  * flow analysis with Q-cumulants * 
9  *                                * 
10  * author: Ante Bilandzic         * 
11  *        (abilandzic@gmail.com)  *
12  *********************************/ 
13
14 #ifndef ALIFLOWANALYSISWITHQCUMULANTS_H
15 #define ALIFLOWANALYSISWITHQCUMULANTS_H
16
17 #include "AliFlowCommonConstants.h" // needed as include
18 #include "TMatrixD.h"
19 #include "TH2D.h"
20 #include "TBits.h"
21
22 class TObjArray;
23 class TList;
24 class TFile;
25 class TGraph;
26
27 class TH1;
28 class TProfile;
29 class TProfile2D;
30 class TDirectoryFile;
31
32 class AliFlowEventSimple;
33 class AliFlowVector;
34
35 class AliFlowCommonHist;
36 class AliFlowCommonHistResults;
37
38 //================================================================================================================
39
40 class AliFlowAnalysisWithQCumulants{
41  public:
42   AliFlowAnalysisWithQCumulants();
43   virtual ~AliFlowAnalysisWithQCumulants(); 
44   // 0.) methods called in the constructor:
45   virtual void InitializeArraysForIntFlow();
46   virtual void InitializeArraysForDiffFlow();
47   virtual void InitializeArraysForDistributions();
48   virtual void InitializeArraysForVarious();
49   virtual void InitializeArraysForNestedLoops();
50   // 1.) method Init() and methods called within Init():
51   virtual void Init();
52     virtual void CrossCheckSettings();
53     virtual void CommonConstants(TString method);
54     virtual void BookAndNestAllLists();
55       virtual void BookAndNestListsForDifferentialFlow();
56     virtual void BookCommonHistograms();
57     virtual void BookAndFillWeightsHistograms();
58     virtual void BookEverythingForIntegratedFlow();
59     virtual void BookEverythingForDifferentialFlow();
60     virtual void BookEverythingFor2DDifferentialFlow();
61     virtual void BookEverythingForDistributions(); 
62     virtual void BookEverythingForVarious();
63     virtual void BookEverythingForNestedLoops();   
64     virtual void StoreIntFlowFlags();
65     virtual void StoreDiffFlowFlags();
66     virtual void StoreFlagsForDistributions();   
67     virtual void StoreHarmonic();
68   // 2.) method Make() and methods called within Make():
69   virtual void Make(AliFlowEventSimple *anEvent);
70     // 2a.) Common:
71     virtual void CheckPointersUsedInMake();     
72     virtual void FillAverageMultiplicities(Int_t nRP);
73     virtual void FillCommonControlHistograms(AliFlowEventSimple *anEvent);
74     virtual void ResetEventByEventQuantities();
75     // 2b.) Reference flow:
76     virtual void CalculateIntFlowCorrelations(); 
77     virtual void CalculateIntFlowCorrelationsUsingParticleWeights();
78     virtual void CalculateIntFlowProductOfCorrelations();
79     virtual void CalculateIntFlowSumOfEventWeights();
80     virtual void CalculateIntFlowSumOfProductOfEventWeights();
81     virtual void CalculateIntFlowCorrectionsForNUACosTerms();
82     virtual void CalculateIntFlowCorrectionsForNUACosTermsUsingParticleWeights();
83     virtual void CalculateIntFlowCorrectionsForNUASinTerms();  
84     virtual void CalculateIntFlowCorrectionsForNUASinTermsUsingParticleWeights();    
85     virtual void CalculateIntFlowProductOfCorrectionTermsForNUA();
86     virtual void CalculateIntFlowSumOfEventWeightsNUA();
87     virtual void CalculateIntFlowSumOfProductOfEventWeightsNUA();
88     // 2c.) Cros-checking reference flow correlations with nested loops: 
89     virtual void EvaluateIntFlowNestedLoops(AliFlowEventSimple* const anEvent);
90     virtual void EvaluateIntFlowCorrelationsWithNestedLoops(AliFlowEventSimple* const anEvent); 
91     virtual void EvaluateIntFlowCorrelationsWithNestedLoopsUsingParticleWeights(AliFlowEventSimple* const anEvent); 
92     virtual void EvaluateIntFlowCorrectionsForNUAWithNestedLoops(AliFlowEventSimple* const anEvent); 
93     virtual void EvaluateIntFlowCorrectionsForNUAWithNestedLoopsUsingParticleWeights(AliFlowEventSimple* const anEvent);
94     // 2d.) Differential flow:
95     virtual void CalculateDiffFlowCorrelations(TString type, TString ptOrEta); // type = RP or POI
96     virtual void CalculateDiffFlowCorrelationsUsingParticleWeights(TString type, TString ptOrEta); // type = RP or POI 
97     virtual void CalculateDiffFlowProductOfCorrelations(TString type, TString ptOrEta); // type = RP or POI
98     virtual void CalculateDiffFlowSumOfEventWeights(TString type, TString ptOrEta); // type = RP or POI
99     virtual void CalculateDiffFlowSumOfProductOfEventWeights(TString type, TString ptOrEta); // type = RP or POI
100     virtual void CalculateDiffFlowCorrectionsForNUACosTerms(TString type, TString ptOrEta);
101     virtual void CalculateDiffFlowCorrectionsForNUACosTermsUsingParticleWeights(TString type, TString ptOrEta);
102     virtual void CalculateDiffFlowCorrectionsForNUASinTerms(TString type, TString ptOrEta);  
103     virtual void CalculateDiffFlowCorrectionsForNUASinTermsUsingParticleWeights(TString type, TString ptOrEta);  
104     // 2e.) 2D differential flow:
105     virtual void Calculate2DDiffFlowCorrelations(TString type); // type = RP or POI
106     // 2f.) Other differential correlators (i.e. Teaney-Yan correlator):    
107     virtual void CalculateOtherDiffCorrelators(TString type, TString ptOrEta); // type = RP or POI    
108     // 2g.) Distributions of reference flow correlations:
109     virtual void StoreDistributionsOfCorrelations();
110     // 2h.) Store phi distibution for one event to vizualize flow:
111     virtual void StorePhiDistributionForOneEvent(AliFlowEventSimple* const anEvent);    
112     // 2i.) Cross-checking differential flow correlations with nested loops:
113     virtual void EvaluateDiffFlowNestedLoops(AliFlowEventSimple* const anEvent);
114     virtual void EvaluateDiffFlowCorrelationsWithNestedLoops(AliFlowEventSimple* const anEvent, TString type, TString ptOrEta);
115     virtual void EvaluateDiffFlowCorrelationsWithNestedLoopsUsingParticleWeights(AliFlowEventSimple* const anEvent, TString type, TString ptOrEta); 
116     virtual void EvaluateDiffFlowCorrectionTermsForNUAWithNestedLoops(AliFlowEventSimple* const anEvent, TString type, TString ptOrEta);
117     virtual void EvaluateDiffFlowCorrectionTermsForNUAWithNestedLoopsUsingParticleWeights(AliFlowEventSimple* const anEvent, TString type, TString ptOrEta);
118     virtual void EvaluateOtherDiffCorrelatorsWithNestedLoops(AliFlowEventSimple* const anEvent, TString type, TString ptOrEta);
119   // 3.) method Finish() and methods called within Finish():
120   virtual void Finish();
121     virtual void CheckPointersUsedInFinish();     
122     // 3a.) integrated flow:
123     virtual void FinalizeCorrelationsIntFlow();
124     virtual void FinalizeCorrectionTermsForNUAIntFlow(); 
125     virtual void CalculateCovariancesIntFlow();  
126     virtual void CalculateCovariancesNUAIntFlow();  
127     virtual void CalculateCumulantsIntFlow(); 
128     virtual void CalculateReferenceFlow(); 
129     virtual void FillCommonHistResultsIntFlow();
130     //  nua:   
131     virtual void CalculateQcumulantsCorrectedForNUAIntFlow(); 
132     virtual void PrintFinalResultsForIntegratedFlow(TString type);
133     virtual void CrossCheckIntFlowCorrelations();
134     virtual void CrossCheckIntFlowExtraCorrelations(); // extra correlations which appear only when particle weights are used
135     virtual void CrossCheckIntFlowCorrectionTermsForNUA(); 
136     // 3b.) differential flow:
137     virtual void FinalizeReducedCorrelations(TString type, TString ptOrEta);
138     virtual void CalculateDiffFlowCovariances(TString type, TString ptOrEta); 
139     virtual void CalculateDiffFlowCumulants(TString type, TString ptOrEta); 
140     virtual void CalculateDiffFlow(TString type, TString ptOrEta); 
141     virtual void FinalizeCorrectionTermsForNUADiffFlow(TString type, TString ptOrEta); 
142     virtual void CalculateDiffFlowCumulantsCorrectedForNUA(TString type, TString ptOrEta);   
143     virtual void CalculateDiffFlowCorrectedForNUA(TString type, TString ptOrEta); 
144     virtual void CalculateFinalResultsForRPandPOIIntegratedFlow(TString type); // to be improved (add also possibility to integrate over eta yield)
145     virtual void FillCommonHistResultsDiffFlow(TString type);   
146     virtual void CrossCheckDiffFlowCorrelations(TString type, TString ptOrEta);
147     virtual void PrintNumberOfParticlesInSelectedBin();     
148     virtual void CrossCheckDiffFlowCorrectionTermsForNUA(TString type, TString ptOrEta); 
149     // 3c.) 2D:
150     virtual void Calculate2DDiffFlowCumulants(TString type);    
151     virtual void Calculate2DDiffFlow(TString type);    
152     // 3d.) Other differential correlators:
153     virtual void CrossCheckOtherDiffCorrelators(TString type, TString ptOrEta);
154     
155   // 4.)  method GetOutputHistograms() and methods called within GetOutputHistograms(): 
156   virtual void GetOutputHistograms(TList *outputListHistos);
157     virtual void GetPointersForCommonHistograms(); 
158     virtual void GetPointersForParticleWeightsHistograms();
159     virtual void GetPointersForIntFlowHistograms(); 
160     virtual void GetPointersForDiffFlowHistograms(); 
161     virtual void GetPointersFor2DDiffFlowHistograms(); 
162     virtual void GetPointersForOtherDiffCorrelators(); 
163     virtual void GetPointersForNestedLoopsHistograms(); 
164     
165   // 5.) other methods:   
166   TProfile* MakePtProjection(TProfile2D *profilePtEta) const;
167   TProfile* MakeEtaProjection(TProfile2D *profilePtEta) const;
168   virtual void WriteHistograms(TString outputFileName);
169   virtual void WriteHistograms(TDirectoryFile *outputFileName);
170   
171   // **** SETTERS and GETTERS ****
172   
173   // 0.) base:
174   void SetHistList(TList* const hlist) {this->fHistList = hlist;} 
175   TList* GetHistList() const {return this->fHistList;} 
176   
177   // 1.) common:
178   void SetCommonHists(AliFlowCommonHist* const ch) {this->fCommonHists = ch;};
179   AliFlowCommonHist* GetCommonHists() const {return this->fCommonHists;};
180   void SetCommonHists2nd(AliFlowCommonHist* const ch2nd) {this->fCommonHists2nd = ch2nd;};
181   AliFlowCommonHist* GetCommonHists2nd() const {return this->fCommonHists2nd;};
182   void SetCommonHists4th(AliFlowCommonHist* const ch4th) {this->fCommonHists4th = ch4th;};
183   AliFlowCommonHist* GetCommonHists4th() const {return this->fCommonHists4th;};
184   void SetCommonHists6th(AliFlowCommonHist* const ch6th) {this->fCommonHists6th = ch6th;};
185   AliFlowCommonHist* GetCommonHists6th() const {return this->fCommonHists6th;};
186   void SetCommonHists8th(AliFlowCommonHist* const ch8th) {this->fCommonHists8th = ch8th;};
187   AliFlowCommonHist* GetCommonHists8th() const {return this->fCommonHists8th;};
188   void SetCommonHistsResults2nd(AliFlowCommonHistResults* const chr2nd) {this->fCommonHistsResults2nd = chr2nd;};
189   AliFlowCommonHistResults* GetCommonHistsResults2nd() const {return this->fCommonHistsResults2nd;};
190   void SetCommonHistsResults4th(AliFlowCommonHistResults* const chr4th) {this->fCommonHistsResults4th = chr4th;};
191   AliFlowCommonHistResults* GetCommonHistsResults4th() const {return this->fCommonHistsResults4th;};
192   void SetCommonHistsResults6th(AliFlowCommonHistResults* const chr6th) {this->fCommonHistsResults6th = chr6th;};
193   AliFlowCommonHistResults* GetCommonHistsResults6th() const {return this->fCommonHistsResults6th;};
194   void SetCommonHistsResults8th(AliFlowCommonHistResults* const chr8th) {this->fCommonHistsResults8th = chr8th;};
195   AliFlowCommonHistResults* GetCommonHistsResults8th() const {return this->fCommonHistsResults8th;};
196   void SetCommonConstants(TProfile* const cc) {this->fCommonConstants = cc;};
197   TProfile* GetCommonConstants() const {return this->fCommonConstants;};  
198   void SetFillMultipleControlHistograms(Bool_t const fmch) {this->fFillMultipleControlHistograms = fmch;};
199   Bool_t GetFillMultipleControlHistograms() const {return this->fFillMultipleControlHistograms;};  
200   void SetHarmonic(Int_t const harmonic) {this->fHarmonic = harmonic;};
201   Int_t GetHarmonic() const {return this->fHarmonic;};
202   void SetAnalysisLabel(const char *aLabel) {this->fAnalysisLabel->Append(*aLabel);}; // to be improved (Append(*aLabel) changed into Append(aLabel)) 
203   TString *GetAnalysisLabel() const {return this->fAnalysisLabel;};
204   void SetPrintFinalResults(Bool_t const printOrNot, Int_t const i) {this->fPrintFinalResults[i] = printOrNot;};
205   Bool_t GetPrintFinalResults(Int_t i) const {return this->fPrintFinalResults[i];};  
206    
207   // 2a.) particle weights:
208   void SetWeightsList(TList* const wlist) {this->fWeightsList = (TList*)wlist->Clone();}
209   TList* GetWeightsList() const {return this->fWeightsList;}  
210   void SetUsePhiWeights(Bool_t const uPhiW) {this->fUsePhiWeights = uPhiW;};
211   Bool_t GetUsePhiWeights() const {return this->fUsePhiWeights;};
212   void SetUsePtWeights(Bool_t const uPtW) {this->fUsePtWeights = uPtW;};
213   Bool_t GetUsePtWeights() const {return this->fUsePtWeights;};
214   void SetUseEtaWeights(Bool_t const uEtaW) {this->fUseEtaWeights = uEtaW;};
215   Bool_t GetUseEtaWeights() const {return this->fUseEtaWeights;};
216   void SetUseParticleWeights(TProfile* const uPW) {this->fUseParticleWeights = uPW;};
217   TProfile* GetUseParticleWeights() const {return this->fUseParticleWeights;};
218   void SetPhiWeights(TH1F* const histPhiWeights) {this->fPhiWeights = histPhiWeights;};
219   TH1F* GetPhiWeights() const {return this->fPhiWeights;};
220   void SetPtWeights(TH1D* const histPtWeights) {this->fPtWeights = histPtWeights;};
221   TH1D* GetPtWeights() const {return this->fPtWeights;};
222   void SetEtaWeights(TH1D* const histEtaWeights) {this->fEtaWeights = histEtaWeights;};
223   TH1D* GetEtaWeights() const {return this->fEtaWeights;};
224   
225   // 2b.) event weights:
226   void SetMultiplicityWeight(const char *multiplicityWeight) {*this->fMultiplicityWeight = multiplicityWeight;};
227   
228   // 3.) Reference flow:
229   // Flags:
230   void SetIntFlowFlags(TProfile* const intFlowFlags) {this->fIntFlowFlags = intFlowFlags;};
231   TProfile* GetIntFlowFlags() const {return this->fIntFlowFlags;};
232   void SetApplyCorrectionForNUA(Bool_t const applyCorrectionForNUA) {this->fApplyCorrectionForNUA = applyCorrectionForNUA;};
233   Bool_t GetApplyCorrectionForNUA() const {return this->fApplyCorrectionForNUA;};
234   void SetApplyCorrectionForNUAVsM(Bool_t const applyCorrectionForNUAVsM) {this->fApplyCorrectionForNUAVsM = applyCorrectionForNUAVsM;};
235   Bool_t GetApplyCorrectionForNUAVsM() const {return this->fApplyCorrectionForNUAVsM;};  
236   void SetnBinsMult(Int_t const nbm) {this->fnBinsMult = nbm;};
237   Int_t GetnBinsMult() const {return this->fnBinsMult;};  
238   void SetMinMult(Double_t const minm) {this->fMinMult = minm;};
239   Double_t GetMinMult() const {return this->fMinMult;};
240   void SetMaxMult(Double_t const maxm) {this->fMaxMult = maxm;};
241   Double_t GetMaxMult() const {return this->fMaxMult;};
242   void SetPropagateErrorAlsoFromNIT(Bool_t const peafNIT) {this->fPropagateErrorAlsoFromNIT = peafNIT;};
243   Bool_t GetPropagateErrorAlsoFromNIT() const {return this->fPropagateErrorAlsoFromNIT;};  
244   void SetCalculateCumulantsVsM(Bool_t const ccvm) {this->fCalculateCumulantsVsM = ccvm;};
245   Bool_t GetCalculateCumulantsVsM() const {return this->fCalculateCumulantsVsM;};   
246   void SetCalculateAllCorrelationsVsM(Bool_t const cacvm) {this->fCalculateAllCorrelationsVsM = cacvm;};
247   Bool_t GetCalculateAllCorrelationsVsM() const {return this->fCalculateAllCorrelationsVsM;};   
248   void SetMinimumBiasReferenceFlow(Bool_t const mmrf) {this->fMinimumBiasReferenceFlow = mmrf;};
249   Bool_t GetMinimumBiasReferenceFlow() const {return this->fMinimumBiasReferenceFlow;};  
250   void SetForgetAboutCovariances(Bool_t const fac) {this->fForgetAboutCovariances = fac;};
251   Bool_t GetForgetAboutCovariances() const {return this->fForgetAboutCovariances;};
252   void SetStorePhiDistributionForOneEvent(Bool_t const spdfoe) {this->fStorePhiDistributionForOneEvent = spdfoe;};
253   Bool_t GetStorePhiDistributionForOneEvent() const {return this->fStorePhiDistributionForOneEvent;};
254   void SetPhiDistributionForOneEventSettings(Double_t const pdfoes, Int_t const i) {this->fPhiDistributionForOneEventSettings[i] = pdfoes;};
255   Double_t GetPhiDistributionForOneEventSettings(Int_t const i) const {return this->fPhiDistributionForOneEventSettings[i];};
256
257   // Reference flow profiles:
258   void SetAvMultiplicity(TProfile* const avMultiplicity) {this->fAvMultiplicity = avMultiplicity;};
259   TProfile* GetAvMultiplicity() const {return this->fAvMultiplicity;};
260   void SetIntFlowCorrelationsPro(TProfile* const intFlowCorrelationsPro) {this->fIntFlowCorrelationsPro = intFlowCorrelationsPro;};
261   TProfile* GetIntFlowCorrelationsPro() const {return this->fIntFlowCorrelationsPro;};
262   void SetIntFlowSquaredCorrelationsPro(TProfile* const ifscp) {this->fIntFlowSquaredCorrelationsPro = ifscp;};
263   TProfile* GetIntFlowSquaredCorrelationsPro() const {return this->fIntFlowSquaredCorrelationsPro;};
264   void SetIntFlowCorrelationsVsMPro(TProfile* const ifcvp, Int_t const ci) {this->fIntFlowCorrelationsVsMPro[ci] = ifcvp;};
265   TProfile* GetIntFlowCorrelationsVsMPro(Int_t const ci) const {return this->fIntFlowCorrelationsVsMPro[ci];};    
266   void SetIntFlowSquaredCorrelationsVsMPro(TProfile* const ifscvp, Int_t const ci) {this->fIntFlowSquaredCorrelationsVsMPro[ci] = ifscvp;};
267   TProfile* GetIntFlowSquaredCorrelationsVsMPro(Int_t const ci) const {return this->fIntFlowSquaredCorrelationsVsMPro[ci];};   
268   void SetIntFlowCorrelationsAllPro(TProfile* const intFlowCorrelationsAllPro) {this->fIntFlowCorrelationsAllPro = intFlowCorrelationsAllPro;};
269   TProfile* GetIntFlowCorrelationsAllPro() const {return this->fIntFlowCorrelationsAllPro;};  
270   void SetIntFlowExtraCorrelationsPro(TProfile* const intFlowExtraCorrelationsPro) {this->fIntFlowExtraCorrelationsPro = intFlowExtraCorrelationsPro;};
271   TProfile* GetIntFlowExtraCorrelationsPro() const {return this->fIntFlowExtraCorrelationsPro;};  
272   void SetIntFlowProductOfCorrelationsPro(TProfile* const intFlowProductOfCorrelationsPro) {this->fIntFlowProductOfCorrelationsPro = intFlowProductOfCorrelationsPro;};
273   TProfile* GetIntFlowProductOfCorrelationsPro() const {return this->fIntFlowProductOfCorrelationsPro;};      
274   void SetIntFlowProductOfCorrelationsVsMPro(TProfile* const ifpocvm, Int_t const pi) {this->fIntFlowProductOfCorrelationsVsMPro[pi] = ifpocvm;};
275   TProfile* GetIntFlowProductOfCorrelationsVsMPro(Int_t const pi) const {return this->fIntFlowProductOfCorrelationsVsMPro[pi];};    
276   void SetIntFlowProductOfCorrectionTermsForNUAPro(TProfile* const ifpoctfNUA) {this->fIntFlowProductOfCorrectionTermsForNUAPro = ifpoctfNUA;};
277   TProfile* GetIntFlowProductOfCorrectionTermsForNUAPro() const {return this->fIntFlowProductOfCorrectionTermsForNUAPro;};  
278   void SetIntFlowCorrectionTermsForNUAPro(TProfile* const ifctfnp, Int_t const sc) {this->fIntFlowCorrectionTermsForNUAPro[sc] = ifctfnp;};
279   TProfile* GetIntFlowCorrectionTermsForNUAPro(Int_t sc) const {return this->fIntFlowCorrectionTermsForNUAPro[sc];};    
280   void SetIntFlowCorrectionTermsForNUAVsMPro(TProfile* const ifctfnpvm, Int_t const sc, Int_t const ci) {this->fIntFlowCorrectionTermsForNUAVsMPro[sc][ci] = ifctfnpvm;};
281   TProfile* GetIntFlowCorrectionTermsForNUAVsMPro(Int_t sc, Int_t ci) const {return this->fIntFlowCorrectionTermsForNUAVsMPro[sc][ci];};    
282   // integrated flow histograms holding all results:
283   void SetIntFlowCorrelationsHist(TH1D* const intFlowCorrelationsHist) {this->fIntFlowCorrelationsHist = intFlowCorrelationsHist;};
284   TH1D* GetIntFlowCorrelationsHist() const {return this->fIntFlowCorrelationsHist;};
285   void SetIntFlowCorrelationsVsMHist(TH1D* const ifcvmh, Int_t const ci) {this->fIntFlowCorrelationsVsMHist[ci] = ifcvmh;};
286   TH1D* GetIntFlowCorrelationsVsMHist(Int_t const ci) const {return this->fIntFlowCorrelationsVsMHist[ci];};    
287   void SetIntFlowCorrelationsAllHist(TH1D* const intFlowCorrelationsAllHist) {this->fIntFlowCorrelationsAllHist = intFlowCorrelationsAllHist;};
288   TH1D* GetIntFlowCorrelationsAllHist() const {return this->fIntFlowCorrelationsAllHist;};  
289   void SetIntFlowCorrectionTermsForNUAHist(TH1D* const ifctfnh, Int_t const sc) {this->fIntFlowCorrectionTermsForNUAHist[sc] = ifctfnh;};
290   TH1D* GetIntFlowCorrectionTermsForNUAHist(Int_t sc) const {return this->fIntFlowCorrectionTermsForNUAHist[sc];};  
291   void SetIntFlowCovariances(TH1D* const intFlowCovariances) {this->fIntFlowCovariances = intFlowCovariances;};
292   TH1D* GetIntFlowCovariances() const {return this->fIntFlowCovariances;};
293   void SetIntFlowSumOfEventWeights(TH1D* const intFlowSumOfEventWeights, Int_t const power) {this->fIntFlowSumOfEventWeights[power] = intFlowSumOfEventWeights;};
294   TH1D* GetIntFlowSumOfEventWeights(Int_t power) const {return this->fIntFlowSumOfEventWeights[power];};
295   void SetIntFlowSumOfProductOfEventWeights(TH1D* const intFlowSumOfProductOfEventWeights) {this->fIntFlowSumOfProductOfEventWeights = intFlowSumOfProductOfEventWeights;};
296   TH1D* GetIntFlowSumOfProductOfEventWeights() const {return this->fIntFlowSumOfProductOfEventWeights;}; 
297   void SetIntFlowCovariancesVsM(TH1D* const ifcvm, Int_t ci) {this->fIntFlowCovariancesVsM[ci] = ifcvm;};
298   TH1D* GetIntFlowCovariancesVsM(Int_t ci) const {return this->fIntFlowCovariancesVsM[ci];};    
299   void SetIntFlowSumOfEventWeightsVsM(TH1D* const ifsoewvm, Int_t si, Int_t lc) {this->fIntFlowSumOfEventWeightsVsM[si][lc] = ifsoewvm;};
300   TH1D* GetIntFlowSumOfEventWeightsVsM(Int_t si, Int_t lc) const {return this->fIntFlowSumOfEventWeightsVsM[si][lc];};    
301   void SetIntFlowSumOfProductOfEventWeightsVsM(TH1D* const ifsopoevm, Int_t si) {this->fIntFlowSumOfProductOfEventWeightsVsM[si] = ifsopoevm;};
302   TH1D* GetIntFlowSumOfProductOfEventWeightsVsM(Int_t si) const {return this->fIntFlowSumOfProductOfEventWeightsVsM[si];};      
303   void SetIntFlowCovariancesNUA(TH1D* const intFlowCovariancesNUA) {this->fIntFlowCovariancesNUA = intFlowCovariancesNUA;};
304   TH1D* GetIntFlowCovariancesNUA() const {return this->fIntFlowCovariancesNUA;};
305   void SetIntFlowSumOfEventWeightsNUA(TH1D* const ifsoewNUA, Int_t const sc, Int_t const power) {this->fIntFlowSumOfEventWeightsNUA[sc][power] = ifsoewNUA;};
306   TH1D* GetIntFlowSumOfEventWeightsNUA(Int_t sc, Int_t power) const {return this->fIntFlowSumOfEventWeightsNUA[sc][power];};
307   void SetIntFlowSumOfProductOfEventWeightsNUA(TH1D* const ifsopoewNUA) {this->fIntFlowSumOfProductOfEventWeightsNUA = ifsopoewNUA;};
308   TH1D* GetIntFlowSumOfProductOfEventWeightsNUA() const {return this->fIntFlowSumOfProductOfEventWeightsNUA;}; 
309   void SetIntFlowQcumulants(TH1D* const intFlowQcumulants) {this->fIntFlowQcumulants = intFlowQcumulants;};
310   TH1D* GetIntFlowQcumulants() const {return this->fIntFlowQcumulants;}; 
311   void SetIntFlowQcumulantsVsM(TH1D* const intFlowQcumulantsVsM, Int_t co) {this->fIntFlowQcumulantsVsM[co] = intFlowQcumulantsVsM;};
312   TH1D* GetIntFlowQcumulantsVsM(Int_t co) const {return this->fIntFlowQcumulantsVsM[co];};  
313   void SetIntFlowQcumulantsRebinnedInM(TH1D* const ifqcrim) {this->fIntFlowQcumulantsRebinnedInM = ifqcrim;};
314   TH1D* GetIntFlowQcumulantsRebinnedInM() const {return this->fIntFlowQcumulantsRebinnedInM;};    
315   void SetIntFlowQcumulantsErrorSquaredRatio(TH1D* const ifqcesr) {this->fIntFlowQcumulantsErrorSquaredRatio = ifqcesr;};
316   TH1D* GetIntFlowQcumulantsErrorSquaredRatio() const {return this->fIntFlowQcumulantsErrorSquaredRatio;}; 
317   void SetIntFlow(TH1D* const intFlow) {this->fIntFlow = intFlow;};
318   TH1D* GetIntFlow() const {return this->fIntFlow;};
319   void SetIntFlowVsM(TH1D* const intFlowVsM, Int_t co) {this->fIntFlowVsM[co] = intFlowVsM;};
320   TH1D* GetIntFlowVsM(Int_t co) const {return this->fIntFlowVsM[co];};     
321   void SetIntFlowRebinnedInM(TH1D* const ifrim) {this->fIntFlowRebinnedInM = ifrim;};
322   TH1D* GetIntFlowRebinnedInM() const {return this->fIntFlowRebinnedInM;};
323   void SetIntFlowDetectorBias(TH1D* const ifdb) {this->fIntFlowDetectorBias = ifdb;};
324   TH1D* GetIntFlowDetectorBias() const {return this->fIntFlowDetectorBias;};  
325   void SetIntFlowDetectorBiasVsM(TH1D* const ifdbvm, Int_t ci) {this->fIntFlowDetectorBiasVsM[ci] = ifdbvm;};
326   TH1D* GetIntFlowDetectorBiasVsM(Int_t ci) const {return this->fIntFlowDetectorBiasVsM[ci];};  
327   // 4.) Differential flow:
328   //  Flags:
329   void SetDiffFlowFlags(TProfile* const diffFlowFlags) {this->fDiffFlowFlags = diffFlowFlags;};
330   TProfile* GetDiffFlowFlags() const {return this->fDiffFlowFlags;};
331   void SetCalculateDiffFlow(Bool_t const cdf) {this->fCalculateDiffFlow = cdf;};
332   Bool_t GetCalculateDiffFlow() const {return this->fCalculateDiffFlow;};
333   void SetCalculate2DDiffFlow(Bool_t const c2ddf) {this->fCalculate2DDiffFlow = c2ddf;};
334   Bool_t GetCalculate2DDiffFlow() const {return this->fCalculate2DDiffFlow;};
335   //  Profiles:
336   //   1D:
337   void SetDiffFlowCorrelationsPro(TProfile* const diffFlowCorrelationsPro, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlowCorrelationsPro[i][j][k] = diffFlowCorrelationsPro;};
338   TProfile* GetDiffFlowCorrelationsPro(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowCorrelationsPro[i][j][k];};
339   void SetDiffFlowSquaredCorrelationsPro(TProfile* const diffFlowSquaredCorrelationsPro, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlowSquaredCorrelationsPro[i][j][k] = diffFlowSquaredCorrelationsPro;};
340   TProfile* GetDiffFlowSquaredCorrelationsPro(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowSquaredCorrelationsPro[i][j][k];}; 
341   void SetDiffFlowProductOfCorrelationsPro(TProfile* const dfpocp, Int_t const i, Int_t const j, Int_t const k, Int_t const l) {this->fDiffFlowProductOfCorrelationsPro[i][j][k][l] = dfpocp;};
342   TProfile* GetDiffFlowProductOfCorrelationsPro(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowProductOfCorrelationsPro[i][j][k][l];};
343   void SetDiffFlowCorrectionTermsForNUAPro(TProfile* const dfctfnp, Int_t const i, Int_t const j, Int_t const k, Int_t const l) {this->fDiffFlowCorrectionTermsForNUAPro[i][j][k][l] = dfctfnp;};
344   TProfile* GetDiffFlowCorrectionTermsForNUAPro(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowCorrectionTermsForNUAPro[i][j][k][l];};  
345   //   2D:
346   void Set2DDiffFlowCorrelationsPro(TProfile2D* const p2ddfcp, Int_t const i, Int_t const k) {this->f2DDiffFlowCorrelationsPro[i][k] = p2ddfcp;};
347   TProfile2D* Get2DDiffFlowCorrelationsPro(Int_t i, Int_t k) const {return this->f2DDiffFlowCorrelationsPro[i][k];};
348   //   Other differential correlators:
349   void SetOtherDiffCorrelators(TProfile* const odc,Int_t const i,Int_t const j,Int_t const k,Int_t const l) {this->fOtherDiffCorrelators[i][j][k][l] = odc;};
350   TProfile* GetOtherDiffCorrelators(Int_t i,Int_t j,Int_t k,Int_t l) const {return this->fOtherDiffCorrelators[i][j][k][l];};   
351   // histograms:
352   void SetDiffFlowCorrelationsHist(TH1D* const diffFlowCorrelationsHist, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlowCorrelationsHist[i][j][k] = diffFlowCorrelationsHist;};
353   TH1D* GetDiffFlowCorrelationsHist(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowCorrelationsHist[i][j][k];};
354   void SetDiffFlowCovariances(TH1D* const diffFlowCovariances, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlowCovariances[i][j][k] = diffFlowCovariances;};
355   TH1D* GetDiffFlowCovariances(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowCovariances[i][j][k];};  
356   void SetDiffFlowCumulants(TH1D* const diffFlowCumulants, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlowCumulants[i][j][k] = diffFlowCumulants;};
357   TH1D* GetDiffFlowCumulants(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowCumulants[i][j][k];};
358   void SetDiffFlowDetectorBias(TH1D* const dfdb, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlowDetectorBias[i][j][k] = dfdb;};
359   TH1D* GetDiffFlowDetectorBias(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowDetectorBias[i][j][k];};
360   void SetDiffFlow(TH1D* const diffFlow, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlow[i][j][k] = diffFlow;};
361   TH1D* GetDiffFlow(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlow[i][j][k];};
362   void SetDiffFlowSumOfEventWeights(TH1D* const dfsoew, Int_t const i, Int_t const j, Int_t const k, Int_t const l) {this->fDiffFlowSumOfEventWeights[i][j][k][l] = dfsoew;};
363   TH1D* GetDiffFlowSumOfEventWeights(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowSumOfEventWeights[i][j][k][l];};
364   void SetDiffFlowSumOfProductOfEventWeights(TH1D* const dfsopoew, Int_t const i, Int_t const j, Int_t const k, Int_t const l) {this->fDiffFlowSumOfProductOfEventWeights[i][j][k][l] = dfsopoew;};
365   TH1D* GetDiffFlowSumOfProductOfEventWeights(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowSumOfProductOfEventWeights[i][j][k][l];};
366   void SetDiffFlowCorrectionTermsForNUAHist(TH1D* const dfctfnh, Int_t const i, Int_t const j, Int_t const k, Int_t const l) {this->fDiffFlowCorrectionTermsForNUAHist[i][j][k][l] = dfctfnh;};
367   TH1D* GetDiffFlowCorrectionTermsForNUAHist(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowCorrectionTermsForNUAHist[i][j][k][l];};  
368   //  2D:
369   void Set2DDiffFlowCumulants(TH2D* const h2ddfc, Int_t const i, Int_t const j) {this->f2DDiffFlowCumulants[i][j] = h2ddfc;};
370   TH2D* Get2DDiffFlowCumulants(Int_t i, Int_t j) const {return this->f2DDiffFlowCumulants[i][j];};  
371   void Set2DDiffFlow(TH2D* const h2ddf, Int_t const i, Int_t const j) {this->f2DDiffFlow[i][j] = h2ddf;};
372   TH2D* Get2DDiffFlow(Int_t i, Int_t j) const {return this->f2DDiffFlow[i][j];};  
373   // 5.) distributions of correlations:
374   // flags:
375   void SetStoreDistributions(Bool_t const storeDistributions) {this->fStoreDistributions = storeDistributions;};
376   Bool_t GetStoreDistributions() const {return this->fStoreDistributions;};
377   // profile:
378   void SetDistributionsFlags(TProfile* const distributionsFlags) {this->fDistributionsFlags = distributionsFlags;};
379   TProfile* GetDistributionsFlags() const {return this->fDistributionsFlags;};  
380   // histograms:
381   void SetDistributions(TH1D* const distributions, Int_t const i) {this->fDistributions[i] = distributions;};
382   TH1D* GetDistributions(Int_t i) const {return this->fDistributions[i];};  
383   // min and max values of correlations (ci is correlations index [0=<2>,1=<4>,2=<6>,3=<8>]):
384   void SetMinValueOfCorrelation(Int_t const ci, Double_t const minValue) {this->fMinValueOfCorrelation[ci] = minValue;};
385   Double_t GetMinValueOfCorrelation(Int_t ci) const {return this->fMinValueOfCorrelation[ci];};
386   void SetMaxValueOfCorrelation(Int_t const ci, Double_t const maxValue) {this->fMaxValueOfCorrelation[ci] = maxValue;};
387   Double_t GetMaxValueOfCorrelation(Int_t ci) const {return this->fMaxValueOfCorrelation[ci];};
388     
389   // x.) debugging and cross-checking:
390   void SetNestedLoopsList(TList* const nllist) {this->fNestedLoopsList = nllist;};
391   TList* GetNestedLoopsList() const {return this->fNestedLoopsList;}; 
392   void SetEvaluateIntFlowNestedLoops(Bool_t const eifnl) {this->fEvaluateIntFlowNestedLoops = eifnl;};
393   Bool_t GetEvaluateIntFlowNestedLoops() const {return this->fEvaluateIntFlowNestedLoops;};
394   void SetEvaluateDiffFlowNestedLoops(Bool_t const edfnl) {this->fEvaluateDiffFlowNestedLoops = edfnl;};
395   Bool_t GetEvaluateDiffFlowNestedLoops() const {return this->fEvaluateDiffFlowNestedLoops;};  
396   void SetMaxAllowedMultiplicity(Int_t const maxAllowedMultiplicity) {this->fMaxAllowedMultiplicity = maxAllowedMultiplicity;};
397   Int_t GetMaxAllowedMultiplicity() const {return this->fMaxAllowedMultiplicity;};
398   void SetEvaluateNestedLoops(TProfile* const enl) {this->fEvaluateNestedLoops = enl;};
399   TProfile* GetEvaluateNestedLoops() const {return this->fEvaluateNestedLoops;}; 
400   void SetIntFlowDirectCorrelations(TProfile* const ifdc) {this->fIntFlowDirectCorrelations = ifdc;};
401   TProfile* GetIntFlowDirectCorrelations() const {return this->fIntFlowDirectCorrelations;};
402   void SetIntFlowExtraDirectCorrelations(TProfile* const ifedc) {this->fIntFlowExtraDirectCorrelations = ifedc;};
403   TProfile* GetIntFlowExtraDirectCorrelations() const {return this->fIntFlowExtraDirectCorrelations;};
404   void SetIntFlowDirectCorrectionTermsForNUA(TProfile* const ifdctfn, Int_t const sc) {this->fIntFlowDirectCorrectionTermsForNUA[sc] = ifdctfn;};
405   TProfile* GetIntFlowDirectCorrectionTermsForNUA(Int_t sc) const {return this->fIntFlowDirectCorrectionTermsForNUA[sc];};  
406   void SetCrossCheckInPtBinNo(Int_t const crossCheckInPtBinNo) {this->fCrossCheckInPtBinNo = crossCheckInPtBinNo;};
407   Int_t GetCrossCheckInPtBinNo() const {return this->fCrossCheckInPtBinNo;};
408   void SetCrossCheckInEtaBinNo(Int_t const crossCheckInEtaBinNo) {this->fCrossCheckInEtaBinNo = crossCheckInEtaBinNo;};
409   Int_t GetCrossCheckInEtaBinNo() const {return this->fCrossCheckInEtaBinNo;};
410   void SetNoOfParticlesInBin(TH1D* const noOfParticlesInBin) {this->fNoOfParticlesInBin = noOfParticlesInBin;};
411   TH1D* GetNoOfParticlesInBin() const {return this->fNoOfParticlesInBin;};  
412   void SetDiffFlowDirectCorrelations(TProfile* const diffFlowDirectCorrelations,Int_t const i,Int_t const j,Int_t const k){this->fDiffFlowDirectCorrelations[i][j][k]=diffFlowDirectCorrelations;};
413   TProfile* GetDiffFlowDirectCorrelations(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowDirectCorrelations[i][j][k];};
414   void SetDiffFlowDirectCorrectionTermsForNUA(TProfile* const dfdctfn, Int_t const i, Int_t const j, Int_t const k, Int_t const l) {this->fDiffFlowDirectCorrectionTermsForNUA[i][j][k][l] = dfdctfn;};
415   TProfile* GetDiffFlowDirectCorrectionTermsForNUA(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowDirectCorrectionTermsForNUA[i][j][k][l];};          
416   void SetOtherDirectDiffCorrelators(TProfile* const oddc, Int_t const i, Int_t const j, Int_t const k, Int_t const l) {this->fOtherDirectDiffCorrelators[i][j][k][l] = oddc;};
417   TProfile* GetOtherDirectDiffCorrelators(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fOtherDirectDiffCorrelators[i][j][k][l];};  
418
419  private:
420   
421   AliFlowAnalysisWithQCumulants(const AliFlowAnalysisWithQCumulants& afawQc);
422   AliFlowAnalysisWithQCumulants& operator=(const AliFlowAnalysisWithQCumulants& afawQc); 
423   
424   // 0.) base:
425   TList* fHistList; // base list to hold all output object
426   
427   // 1.) common:
428   AliFlowCommonHist *fCommonHists; // common control histograms (taking into account ALL events) 
429   AliFlowCommonHist *fCommonHists2nd; // common control histograms (taking into account only the events with 2 and more particles) 
430   AliFlowCommonHist *fCommonHists4th; // common control histograms (taking into account only the events with 4 and more particles) 
431   AliFlowCommonHist *fCommonHists6th; // common control histograms (taking into account only the events with 6 and more particles) 
432   AliFlowCommonHist *fCommonHists8th; // common control histograms (taking into account only the events with 8 and more particles) 
433   AliFlowCommonHistResults *fCommonHistsResults2nd; // final results for 2nd order int. and diff. flow for events with 2 and more particles
434   AliFlowCommonHistResults *fCommonHistsResults4th; // final results for 4th order int. and diff. flow for events with 4 and more particles 
435   AliFlowCommonHistResults *fCommonHistsResults6th; // final results for 6th order int. and diff. flow for events with 6 and more particles
436   AliFlowCommonHistResults *fCommonHistsResults8th; // final results for 8th order int. and diff. flow for events with 8 and more particles
437   Int_t fnBinsPhi; // number of phi bins
438   Double_t fPhiMin; // minimum phi   
439   Double_t fPhiMax; // maximum phi 
440   Double_t fPhiBinWidth; // bin width for phi histograms  
441   Int_t fnBinsPt; // number of pt bins
442   Double_t fPtMin; // minimum pt   
443   Double_t fPtMax; // maximum pt  
444   Double_t fPtBinWidth; // bin width for pt histograms  
445   Int_t fnBinsEta; // number of eta bins
446   Double_t fEtaMin; // minimum eta   
447   Double_t fEtaMax; // maximum eta
448   Double_t fEtaBinWidth; // bin width for eta histograms  
449   TProfile *fCommonConstants; // profile to hold common constants
450   Bool_t fFillMultipleControlHistograms; // fill separately control histos for events with >= 2, 4, 6 and 8 particles 
451   Int_t fHarmonic; // harmonic 
452   TString *fAnalysisLabel; // analysis label (all histograms and output file will have this label)
453   Bool_t fPrintFinalResults[4]; // print on the screen the final results (0=RF, 1=RP, 2=POI, 3=RF rebinned in M)
454   
455   // 2a.) particle weights:
456   TList *fWeightsList; // list to hold all histograms with particle weights: fUseParticleWeights, fPhiWeights, fPtWeights and fEtaWeights
457   Bool_t fUsePhiWeights; // use phi weights
458   Bool_t fUsePtWeights; // use pt weights
459   Bool_t fUseEtaWeights; // use eta weights
460   TProfile *fUseParticleWeights; // profile with three bins to hold values of fUsePhiWeights, fUsePtWeights and fUseEtaWeights
461   TH1F *fPhiWeights; // histogram holding phi weights
462   TH1D *fPtWeights; // histogram holding phi weights
463   TH1D *fEtaWeights; // histogram holding phi weights 
464   
465   // 2b.) event weights:
466   TString *fMultiplicityWeight; // event-by-event weights for multiparticle correlations
467   
468   // 3.) integrated flow       
469   //  3a.) lists:
470   TList *fIntFlowList; // list to hold all histograms and profiles relevant for integrated flow 
471   TList *fIntFlowProfiles; // list to hold all profiles relevant for integrated flow
472   TList *fIntFlowResults; // list to hold all histograms with final results relevant for integrated flow  
473   TList *fIntFlowAllCorrelationsVsM; // list to hold all profiles with correlations vs M
474   //  3b.) flags:
475   TProfile *fIntFlowFlags; // profile to hold all flags for integrated flow
476   Bool_t fApplyCorrectionForNUA; // apply correction for non-uniform acceptance 
477   Bool_t fApplyCorrectionForNUAVsM; // apply correction for non-uniform acceptance versus M  
478   Int_t fnBinsMult; // number of multiplicity bins for flow analysis versus multiplicity  
479   Double_t fMinMult; // minimal multiplicity for flow analysis versus multiplicity  
480   Double_t fMaxMult; // maximal multiplicity for flow analysis versus multiplicity  
481   Bool_t fPropagateErrorAlsoFromNIT; // propagate error by taking into account also non-isotropic terms (not sure if resulting error then is correct - to be improved)
482   Bool_t fCalculateCumulantsVsM; // calculate cumulants versus multiplicity  
483   Bool_t fCalculateAllCorrelationsVsM; // calculate all correlations versus multiplicity   
484   Bool_t fMinimumBiasReferenceFlow; // store as reference flow in AliFlowCommonHistResults the minimum bias result (kFALSE by default)   
485   Bool_t fForgetAboutCovariances; // when propagating error forget about the covariances  
486   Bool_t fStorePhiDistributionForOneEvent; // store phi distribution for one event to illustrate flow
487   Double_t fPhiDistributionForOneEventSettings[4]; // [v_min,v_max,refMult_min,refMult_max]
488   //  3c.) event-by-event quantities:
489   TMatrixD *fReQ; // fReQ[m][k] = sum_{i=1}^{M} w_{i}^{k} cos(m*phi_{i})
490   TMatrixD *fImQ; // fImQ[m][k] = sum_{i=1}^{M} w_{i}^{k} sin(m*phi_{i})
491   TMatrixD *fSpk; // fSM[p][k] = (sum_{i=1}^{M} w_{i}^{k})^{p+1}
492   TH1D *fIntFlowCorrelationsEBE; // 1st bin: <2>, 2nd bin: <4>, 3rd bin: <6>, 4th bin: <8>
493   TH1D *fIntFlowEventWeightsForCorrelationsEBE; // 1st bin: eW_<2>, 2nd bin: eW_<4>, 3rd bin: eW_<6>, 4th bin: eW_<8>
494   TH1D *fIntFlowCorrelationsAllEBE; // to be improved (add comment)
495   TH1D *fIntFlowCorrectionTermsForNUAEBE[2]; // [0=sin terms,1=cos terms], NUA = non-uniform acceptance
496   TH1D *fIntFlowEventWeightForCorrectionTermsForNUAEBE[2]; // [0=sin terms,1=cos terms], NUA = non-uniform acceptance 
497   Double_t fReferenceMultiplicityEBE; // reference multiplicity 
498   //  3d.) profiles:
499   TProfile *fAvMultiplicity; // profile to hold average multiplicities and number of events for events with nRP>=0, nRP>=1, ... , and nRP>=8
500   TProfile *fIntFlowCorrelationsPro; // average correlations <<2>>, <<4>>, <<6>> and <<8>> (with wrong errors!) 
501   TProfile *fIntFlowSquaredCorrelationsPro; // average correlations squared <<2>^2>, <<4>^2>, <<6>^2> and <<8>^2>  
502   TProfile *fIntFlowCorrelationsVsMPro[4]; // average correlations <<2>>, <<4>>, <<6>> and <<8>> versus multiplicity (error is wrong here!)
503   TProfile *fIntFlowSquaredCorrelationsVsMPro[4]; // average correlations <<2>^2>, <<4>^2>, <<6>^2> and <<8>^2> versus multiplicity  
504   TProfile *fIntFlowCorrelationsAllPro; // average all correlations for integrated flow (with wrong errors!)
505   TProfile *fIntFlowCorrelationsAllVsMPro[58]; // average all correlations vs M (errors via Sumw2 - to me improved)
506   TProfile *fIntFlowExtraCorrelationsPro; // when particle weights are used some extra correlations appear 
507   TProfile *fIntFlowProductOfCorrelationsPro; // average product of correlations <2>, <4>, <6> and <8>  
508   TProfile *fIntFlowProductOfCorrelationsVsMPro[6]; // average product of correlations <2>, <4>, <6> and <8>  
509                                                     // [0=<<2><4>>,1=<<2><6>>,2=<<2><8>>,3=<<4><6>>,4=<<4><8>>,5=<<6><8>>]  
510   TProfile *fIntFlowProductOfCorrectionTermsForNUAPro; // average product of correction terms for NUA  
511   TProfile *fIntFlowCorrectionTermsForNUAPro[2]; // average correction terms for non-uniform acceptance (with wrong errors!) [0=sin terms,1=cos terms] 
512   TProfile *fIntFlowCorrectionTermsForNUAVsMPro[2][4]; // average correction terms for non-uniform acceptance (with wrong errors!) [0=sin terms,1=cos terms][correction term index] vs multiplicity   
513   //  3e.) histograms with final results:
514   TH1D *fIntFlowCorrelationsHist; // final results for average correlations <<2>>, <<4>>, <<6>> and <<8>> (with correct errors!) 
515   TH1D *fIntFlowCorrelationsVsMHist[4]; // average correlations <<2>>, <<4>>, <<6>> and <<8>> versus multiplicity (error is correct here!)
516   TH1D *fIntFlowCorrelationsAllHist; // final results for all average correlations (with correct errors!) 
517   TH1D *fIntFlowCorrectionTermsForNUAHist[2];// final results for correction terms for non-uniform acceptance (with correct errors!) [0=sin terms,1=cos terms]
518   TH1D *fIntFlowCovariances; // final result for covariances of correlations (multiplied with weight dependent prefactor)
519   TH1D *fIntFlowSumOfEventWeights[2]; // sum of linear and quadratic event weights for <2>, <4>, <6> and <8>: [0=linear 1,1=quadratic]
520   TH1D *fIntFlowSumOfProductOfEventWeights; // sum of products of event weights for correlations <2>, <4>, <6> and <8>  
521   TH1D *fIntFlowCovariancesVsM[6]; // final result for covariances of correlations (multiplied with weight dependent prefactor) versus M
522                                    // [0=Cov(2,4),1=Cov(2,6),2=Cov(2,8),3=Cov(4,6),4=Cov(4,8),5=Cov(6,8)]
523   TH1D *fIntFlowSumOfEventWeightsVsM[4][2]; // sum of linear and quadratic event weights for <2>, <4>, <6> and <8> versum multiplicity
524                                             // [0=sum{w_{<2>}},1=sum{w_{<4>}},2=sum{w_{<6>}},3=sum{w_{<8>}}][0=linear 1,1=quadratic]
525   TH1D *fIntFlowSumOfProductOfEventWeightsVsM[6]; // sum of products of event weights for correlations <2>, <4>, <6> and <8> vs M
526                                                   // [0=sum{w_{<2>}w_{<4>}},1=sum{w_{<2>}w_{<6>}},2=sum{w_{<2>}w_{<8>}},
527                                                   //  3=sum{w_{<4>}w_{<6>}},4=sum{w_{<4>}w_{<8>}},5=sum{w_{<6>}w_{<8>}}]  
528   TH1D *fIntFlowCovariancesNUA; // final result for covariances of all terms needed for NUA (multiplied with weight dependent prefactor)
529   TH1D *fIntFlowSumOfEventWeightsNUA[2][2]; // sum of linear and quadratic event weights for NUA terms: [0=sin,1=cos][0=linear 1,1=quadratic]
530   TH1D *fIntFlowSumOfProductOfEventWeightsNUA; // sum of products of event weights for NUA terms
531   TH1D *fIntFlowQcumulants; // final results for integrated Q-cumulants QC{2}, QC{4}, QC{6} and QC{8}
532   TH1D *fIntFlowQcumulantsVsM[4]; // final results for integrated Q-cumulants QC{2}, QC{4}, QC{6} and QC{8} versus multiplicity
533   TH1D *fIntFlowQcumulantsRebinnedInM; // final results for reference Q-cumulants QC{2}, QC{4}, QC{6} and QC{8} rebinned in M
534   TH1D *fIntFlowQcumulantsErrorSquaredRatio; // ratio between error squared: with/without non-isotropic terms
535   TH1D *fIntFlow; // final results for integrated flow estimates v_n{2,QC}, v_n{4,QC}, v_n{6,QC} and v_n{8,QC}
536   TH1D *fIntFlowVsM[4]; // final results for integrated flow estimates v_n{2,QC}, v_n{4,QC}, v_n{6,QC} and v_n{8,QC} versus multiplicity 
537   TH1D *fIntFlowRebinnedInM; // final results for ref. flow estimates v_n{2,QC}, v_n{4,QC}, v_n{6,QC} and v_n{8,QC} rebinned in M
538   TH1D *fIntFlowDetectorBias; // bias coming from detector inefficiencies to <<2>>, <<4>>, <<6>> and <<8>> (corrected/measured)  
539   TH1D *fIntFlowDetectorBiasVsM[4]; // bias coming from detector inefficiencies to <<2>>, <<4>>, <<6>> and <<8>> vs M (corrected/measured)  
540   // 4.) differential flow
541   //  4a.) lists:
542   TList *fDiffFlowList; // list to hold list with all histograms (fDiffFlowResults) and list with profiles (fDiffFlowProfiles) relevant for differential flow 
543   TList *fDiffFlowProfiles; // list to hold all profiles relevant for differential flow
544   TList *fDiffFlowResults; // list to hold all histograms with final results relevant for differential flow  
545   TList *fDiffFlow2D; // list to hold all objects relevant for 2D differential flow  
546   //    4aa.) nested list in list fDiffFlowProfiles: 
547   TList *fDiffFlowCorrelationsProList[2][2]; // list to hold profiles with all correlations for differential flow [0=RP,1=POI][0=pt,1=eta] 
548   TList *fDiffFlowProductOfCorrelationsProList[2][2]; // list to hold profiles with products of all correlations for differential flow [0=RP,1=POI][0=pt,1=eta] 
549   TList *fDiffFlowCorrectionsProList[2][2]; // list to hold profiles with correction term for NUA for differential flow [0=RP,1=POI][0=pt,1=eta] 
550   TList *f2DDiffFlowCorrelationsProList[2]; // list to hold profiles with all correlations for 2D differential flow [0=RP,1=POI]  
551   //    4ab.) nested list in list fDiffFlowResults: 
552   TList *fDiffFlowCorrelationsHistList[2][2]; // list to hold histograms with all correlations for differential flow [0=RP,1=POI][0=pt,1=eta] 
553   TList *fDiffFlowSumOfEventWeightsHistList[2][2][2]; // list to hold histograms with sum of linear/quadratic event weights [0=RP,1=POI][0=pt,1=eta][0=linear 1,1=quadratic]
554   TList *fDiffFlowSumOfProductOfEventWeightsHistList[2][2]; // list to hold histograms with sum of products of event weights [0=RP,1=POI][0=pt,1=eta]
555   TList *fDiffFlowCorrectionsHistList[2][2]; // list to hold histograms with correction term for NUA for differential flow [0=RP,1=POI][0=pt,1=eta] 
556   TList *fDiffFlowCovariancesHistList[2][2]; // list to hold histograms with all covariances for differential flow [0=RP,1=POI][0=pt,1=eta] 
557   TList *fDiffFlowCumulantsHistList[2][2]; // list to hold histograms with all cumulants for differential flow [0=RP,1=POI][0=pt,1=eta] 
558   TList *fDiffFlowDetectorBiasHistList[2][2]; // list to hold histograms which quantify detector bias to differential cumulants [0=RP,1=POI][0=pt,1=eta] 
559   TList *fDiffFlowHistList[2][2]; // list to hold histograms with final results for differential flow [0=RP,1=POI][0=pt,1=eta]
560   //  4b.) flags:  
561   TProfile *fDiffFlowFlags; // profile to hold all flags for differential flow
562   Bool_t fCalculateDiffFlow; // if you set kFALSE only reference flow will be calculated
563   Bool_t fCalculate2DDiffFlow; // calculate 2D differential flow vs (pt,eta) (Remark: this is expensive in terms of CPU time)
564   //  4c.) event-by-event quantities:
565   //   1D:
566   TProfile *fReRPQ1dEBE[3][2][4][9]; // real part [0=r,1=p,2=q][0=pt,1=eta][m][k]
567   TProfile *fImRPQ1dEBE[3][2][4][9]; // imaginary part [0=r,1=p,2=q][0=pt,1=eta][m][k]
568   TProfile *fs1dEBE[3][2][9]; // [0=r,1=p,2=q][0=pt,1=eta][k] // to be improved
569   TH1D *fDiffFlowCorrelationsEBE[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][reduced correlation index]
570   TH1D *fDiffFlowEventWeightsForCorrelationsEBE[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][event weights for reduced correlation index]
571   TH1D *fDiffFlowCorrectionTermsForNUAEBE[2][2][2][10]; // [0=RP,1=POI][0=pt,1=eta][0=sin terms,1=cos terms][correction term index]
572   //   2D:
573   TProfile2D *fReRPQ2dEBE[3][4][9]; // real part of r_{m*n,k}(pt,eta), p_{m*n,k}(pt,eta) and q_{m*n,k}(pt,eta)
574   TProfile2D *fImRPQ2dEBE[3][4][9]; // imaginary part of r_{m*n,k}(pt,eta), p_{m*n,k}(pt,eta) and q_{m*n,k}(pt,eta)
575   TProfile2D *fs2dEBE[3][9]; // [t][k] // to be improved
576   //  4d.) profiles:
577   //   1D:
578   TProfile *fDiffFlowCorrelationsPro[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][correlation index]
579   TProfile *fDiffFlowSquaredCorrelationsPro[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][correlation index]
580   TProfile *fDiffFlowProductOfCorrelationsPro[2][2][8][8]; // [0=RP,1=POI][0=pt,1=eta] [0=<2>,1=<2'>,2=<4>,3=<4'>,4=<6>,5=<6'>,6=<8>,7=<8'>] x 
581                                                            //                          [0=<2>,1=<2'>,2=<4>,3=<4'>,4=<6>,5=<6'>,6=<8>,7=<8'>]
582   TProfile *fDiffFlowCorrectionTermsForNUAPro[2][2][2][10]; // [0=RP,1=POI][0=pt,1=eta][0=sin terms,1=cos terms][correction term index]
583   //   2D:                                                            
584   TProfile2D *f2DDiffFlowCorrelationsPro[2][4]; // [0=RP,1=POI][correlation index]
585   //   Other differential correlators:
586   TList *fOtherDiffCorrelatorsList; // list to hold profiles with other differential correlators
587   TProfile *fOtherDiffCorrelators[2][2][2][1]; // // [0=RP,1=POI][0=pt,1=eta][0=sin terms,1=cos terms][correlator index] 
588   //  4e.) histograms holding final results:
589   //   1D:
590   TH1D *fDiffFlowCorrelationsHist[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][correlation index]
591   TH1D *fDiffFlowCovariances[2][2][5]; // [0=RP,1=POI][0=pW not used,1=pW used][0=exact eW,1=non-exact eW][0=pt,1=eta][index of covariances] 
592   TH1D *fDiffFlowCumulants[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][0=QC{2'},1=QC{4'},2=QC{6'},3=QC{8'}]
593   TH1D *fDiffFlowDetectorBias[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][0=gQC{2'}/QC{2'},1=gQC{4'}/QC{4'},2=gQC{6'}/QC{6'},3=gQC{8'}/QC{8'}]
594   TH1D *fDiffFlow[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][0=v'{2},1=v'{4},2=v'{6},3=v'{8}]
595   TH1D *fDiffFlowSumOfEventWeights[2][2][2][4]; // [0=RP,1=POI][0=pt,1=eta][0=linear 1,1=quadratic][0=<2'>,1=<4'>,2=<6'>,3=<8'>]
596   TH1D *fDiffFlowSumOfProductOfEventWeights[2][2][8][8]; // [0=RP,1=POI][0=pt,1=eta]  [0=<2>,1=<2'>,2=<4>,3=<4'>,4=<6>,5=<6'>,6=<8>,7=<8'>] x 
597                                                          //                           [0=<2>,1=<2'>,2=<4>,3=<4'>,4=<6>,5=<6'>,6=<8>,7=<8'>]
598   TH1D *fDiffFlowCorrectionTermsForNUAHist[2][2][2][10]; // [0=RP,1=POI][0=pt,1=eta][0=sin terms,1=cos terms][correction term index]        
599   //   2D:                                                            
600   TH2D *f2DDiffFlowCumulants[2][4]; // 2D differential cumulants [0=RP,1=POI][cumulant order]
601   TH2D *f2DDiffFlow[2][4]; // 2D differential flow [0=RP,1=POI][cumulants order]
602   // 5.) distributions:
603   TList *fDistributionsList; // list to hold all distributions of correlations
604   TProfile *fDistributionsFlags; // profile to hold all flags for distributions of correlations
605   Bool_t fStoreDistributions; // store or not distributions of correlations
606   TH1D *fDistributions[4]; // [0=distribution of <2>,1=distribution of <4>,2=distribution of <6>,3=distribution of <8>]
607   Double_t fMinValueOfCorrelation[4]; // min values of <2>, <4>, <6> and <8>
608   Double_t fMaxValueOfCorrelation[4]; // max values of <2>, <4>, <6> and <8>
609   
610   // 6.) various:
611   TList *fVariousList; // list to hold various unclassified objects
612   TH1D *fPhiDistributionForOneEvent; // store phi distribution for one event to illustrate flow
613     
614   // x.) debugging and cross-checking:
615   TList *fNestedLoopsList; // list to hold all profiles filled with nested loops
616   Bool_t fEvaluateIntFlowNestedLoops; // evaluate nested loops relevant for integrated flow
617   Bool_t fEvaluateDiffFlowNestedLoops; // evaluate nested loops relevant for differential flow
618   Int_t fMaxAllowedMultiplicity; // nested loops will be evaluated only for events with multiplicity <= fMaxAllowedMultiplicity
619   TProfile *fEvaluateNestedLoops; // profile with four bins: fEvaluateIntFlowNestedLoops, fEvaluateDiffFlowNestedLoops, fCrossCheckInPtBinNo and fCrossCheckInEtaBinNo 
620   // integrated flow:
621   TProfile *fIntFlowDirectCorrelations; // multiparticle correlations relevant for int. flow calculated with nested loops  
622   TProfile *fIntFlowExtraDirectCorrelations; // when particle weights are used some extra correlations appear   
623   TProfile *fIntFlowDirectCorrectionTermsForNUA[2]; // average correction terms for non-uniform acceptance evaluated with nested loops [0=sin terms,1=cos terms] 
624   // differential flow:
625   Int_t fCrossCheckInPtBinNo; // cross-check results for reduced correlations and corrections in this pt bin
626   Int_t fCrossCheckInEtaBinNo; // cross-check results for reduced correlations and corrections in this eta bin
627   TH1D *fNoOfParticlesInBin; // bin: 1 = # of RPs in pt bin, 2 = # of RPs in eta bin, 3 = # of POIs in pt bin, 4 = # of POIs in eta bin 
628   TProfile *fDiffFlowDirectCorrelations[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][correlation index]
629   TProfile *fDiffFlowDirectCorrectionTermsForNUA[2][2][2][10]; // [0=RP,1=POI][0=pt,1=eta][0=sin terms,1=cos terms][correction term index]
630   // other differential correlators: 
631   TProfile *fOtherDirectDiffCorrelators[2][2][2][1]; // [0=RP,1=POI][0=pt,1=eta][0=sin terms,1=cos terms][correlator index]
632                   
633   ClassDef(AliFlowAnalysisWithQCumulants, 0);
634 };
635
636 //================================================================================================================
637
638 #endif
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