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 InitializeArraysForNestedLoops();
  49   // 1.) method Init() and methods called within Init():
  50   virtual void Init();
  51     virtual void CrossCheckSettings();
  52     virtual void AccessConstants();
  53     virtual void BookAndNestAllLists();
  54     virtual void BookCommonHistograms();
  55     virtual void BookAndFillWeightsHistograms();
  56     virtual void BookEverythingForIntegratedFlow();
  57     virtual void BookEverythingForDifferentialFlow();
  58     virtual void BookEverythingForDistributions();
  59     virtual void BookEverythingForNestedLoops();
  60     virtual void StoreIntFlowFlags();
  61     virtual void StoreDiffFlowFlags();
  62     virtual void StoreFlagsForDistributions();
  63     virtual void StoreHarmonic();
  64   // 2.) method Make() and methods called within Make():
  65   virtual void Make(AliFlowEventSimple *anEvent);
  66     // 2a.) common:
  67     virtual void FillAverageMultiplicities(Int_t nRP);
  68     virtual void FillCommonControlHistograms(AliFlowEventSimple *anEvent);
  69     virtual void ResetEventByEventQuantities();
  70     // 2b.) integrated flow:
  71     virtual void CalculateIntFlowCorrelations();
  72     virtual void CalculateIntFlowCorrelationsUsingParticleWeights();
  73     virtual void CalculateIntFlowProductOfCorrelations();
  74     virtual void CalculateIntFlowSumOfEventWeights();
  75     virtual void CalculateIntFlowSumOfProductOfEventWeights();
  76     virtual void CalculateIntFlowCorrectionsForNUACosTerms();
  77     virtual void CalculateIntFlowCorrectionsForNUACosTermsUsingParticleWeights();
  78     virtual void CalculateIntFlowCorrectionsForNUASinTerms();
  79     virtual void CalculateIntFlowCorrectionsForNUASinTermsUsingParticleWeights();
  80     virtual void CalculateIntFlowProductOfCorrectionTermsForNUA();
  81     virtual void CalculateIntFlowSumOfEventWeightsNUA();
  82     virtual void CalculateIntFlowSumOfProductOfEventWeightsNUA();
  83     // ...
  84     virtual void CalculateWeightedQProductsForIntFlow();
  85     virtual void EvaluateIntFlowCorrelationsWithNestedLoops(AliFlowEventSimple* const anEvent);
  86     virtual void EvaluateIntFlowCorrelationsWithNestedLoopsUsingParticleWeights(AliFlowEventSimple* const anEvent);
  87     virtual void EvaluateIntFlowCorrectionsForNUAWithNestedLoops(AliFlowEventSimple* const anEvent);
  88     virtual void EvaluateIntFlowCorrectionsForNUAWithNestedLoopsUsingParticleWeights(AliFlowEventSimple* const anEvent);
  89     // 2c.) differential flow:
  90     virtual void CalculateDiffFlowCorrelations(TString type, TString ptOrEta); // type = RP or POI
  91     virtual void CalculateDiffFlowCorrelationsUsingParticleWeights(TString type, TString ptOrEta); // type = RP or POI
  92     virtual void CalculateDiffFlowProductOfCorrelations(TString type, TString ptOrEta); // type = RP or POI
  93     virtual void CalculateDiffFlowSumOfEventWeights(TString type, TString ptOrEta); // type = RP or POI
  94     virtual void CalculateDiffFlowSumOfProductOfEventWeights(TString type, TString ptOrEta); // type = RP or POI
  95     virtual void CalculateDiffFlowCorrectionsForNUACosTerms(TString type, TString ptOrEta);
  96     virtual void CalculateDiffFlowCorrectionsForNUACosTermsUsingParticleWeights(TString type, TString ptOrEta);
  97     virtual void CalculateDiffFlowCorrectionsForNUASinTerms(TString type, TString ptOrEta);
  98     virtual void CalculateDiffFlowCorrectionsForNUASinTermsUsingParticleWeights(TString type, TString ptOrEta);
  99     // ...
 100     //virtual void CalculateCorrelationsForDifferentialFlow2D(TString type); // type = RP or POI
 101     //virtual void CalculateCorrectionsForNonUniformAcceptanceForDifferentialFlowCosTerms(TString type); // type = RP or POI
 102     //virtual void CalculateCorrectionsForNonUniformAcceptanceForDifferentialFlowSinTerms(TString type); // type = RP or POI
 103     virtual void EvaluateDiffFlowCorrelationsWithNestedLoops(AliFlowEventSimple* const anEvent, TString type, TString ptOrEta);
 104     virtual void EvaluateDiffFlowCorrelationsWithNestedLoopsUsingParticleWeights(AliFlowEventSimple* const anEvent, TString type, TString ptOrEta);
 105     virtual void EvaluateDiffFlowCorrectionTermsForNUAWithNestedLoops(AliFlowEventSimple* const anEvent, TString type, TString ptOrEta);
 106     virtual void EvaluateDiffFlowCorrectionTermsForNUAWithNestedLoopsUsingParticleWeights(AliFlowEventSimple* const anEvent, TString type, TString ptOrEta);
 107     // 2d.) distributions of correlations:
 108     virtual void StoreDistributionsOfCorrelations();
 109   // 3.) method Finish() and methods called within Finish():
 110   virtual void Finish();
 111     // 3a.) integrated flow:
 112     virtual void FinalizeCorrelationsIntFlow();
 113     virtual void FinalizeCorrectionTermsForNUAIntFlow();
 114     virtual void CalculateCovariancesIntFlow();
 115     virtual void CalculateCovariancesNUAIntFlow();
 116     virtual void CalculateCumulantsIntFlow();
 117     virtual void CalculateIntFlow();
 118     virtual void FillCommonHistResultsIntFlow();
 119     // nua:
 120     //virtual void CalculateCorrectionsForNUAForIntQcumulants();
 121     virtual void CalculateQcumulantsCorrectedForNUAIntFlow();
 122     virtual void CalculateIntFlowCorrectedForNUA();
 123     virtual void CalculateDetectorEffectsForTrueCorrelations();
 124     //virtual void ApplyCorrectionForNonUniformAcceptanceToCumulantsForIntFlow(Bool_t useParticleWeights, TString eventWeights);
 125     //virtual void PrintQuantifyingCorrectionsForNonUniformAcceptance(Bool_t useParticleWeights, TString eventWeights);
 126     virtual void PrintFinalResultsForIntegratedFlow(TString type);
 127     virtual void CrossCheckIntFlowCorrelations();
 128     virtual void CrossCheckIntFlowExtraCorrelations(); // extra correlations which appear only when particle weights are used
 129     virtual void CrossCheckIntFlowCorrectionTermsForNUA();
 130     // 3b.) differential flow:
 131     virtual void FinalizeReducedCorrelations(TString type, TString ptOrEta);
 132     virtual void CalculateDiffFlowCovariances(TString type, TString ptOrEta);
 133     virtual void CalculateDiffFlowCumulants(TString type, TString ptOrEta);
 134     virtual void CalculateDiffFlow(TString type, TString ptOrEta);
 135     virtual void FinalizeCorrectionTermsForNUADiffFlow(TString type, TString ptOrEta);
 136     virtual void CalculateDiffFlowCumulantsCorrectedForNUA(TString type, TString ptOrEta);
 137     virtual void CalculateDiffFlowCorrectedForNUA(TString type, TString ptOrEta);
 138     virtual void CalculateFinalResultsForRPandPOIIntegratedFlow(TString type); // to be improved (add also possibility to integrate over eta yield)
 139     virtual void FillCommonHistResultsDiffFlow(TString type);
 140     virtual void CrossCheckDiffFlowCorrelations(TString type, TString ptOrEta);
 141     virtual void PrintNumberOfParticlesInSelectedBin();
 142     virtual void CrossCheckDiffFlowCorrectionTermsForNUA(TString type, TString ptOrEta);
 143
 144     // to be improved (removed):
 145     //virtual void FinalizeCorrelationsForDiffFlow(TString type, Bool_t useParticleWeights, TString eventWeights);
 146
 147   // 4.)  method GetOutputHistograms() and methods called within GetOutputHistograms():
 148   virtual void GetOutputHistograms(TList *outputListHistos);
 149     virtual void GetPointersForCommonHistograms();
 150     virtual void GetPointersForParticleWeightsHistograms();
 151     virtual void GetPointersForIntFlowHistograms();
 152     virtual void GetPointersForDiffFlowHistograms();
 153     virtual void GetPointersForNestedLoopsHistograms();
 154
 155   // 5.) other methods:
 156   TProfile* MakePtProjection(TProfile2D *profilePtEta) const;
 157   TProfile* MakeEtaProjection(TProfile2D *profilePtEta) const;
 158   virtual void WriteHistograms(TString outputFileName);
 159   virtual void WriteHistograms(TDirectoryFile *outputFileName);
 160
 161   // **** SETTERS and GETTERS ****
 162
 163   // 0.) base:
 164   void SetHistList(TList* const hlist) {this->fHistList = hlist;}
 165   TList* GetHistList() const {return this->fHistList;}
 166
 167   // 1.) common:
 168   void SetCommonHists(AliFlowCommonHist* const ch) {this->fCommonHists = ch;};
 169   AliFlowCommonHist* GetCommonHists() const {return this->fCommonHists;};
 170   void SetCommonHists2nd(AliFlowCommonHist* const ch2nd) {this->fCommonHists2nd = ch2nd;};
 171   AliFlowCommonHist* GetCommonHists2nd() const {return this->fCommonHists2nd;};
 172   void SetCommonHists4th(AliFlowCommonHist* const ch4th) {this->fCommonHists4th = ch4th;};
 173   AliFlowCommonHist* GetCommonHists4th() const {return this->fCommonHists4th;};
 174   void SetCommonHists6th(AliFlowCommonHist* const ch6th) {this->fCommonHists6th = ch6th;};
 175   AliFlowCommonHist* GetCommonHists6th() const {return this->fCommonHists6th;};
 176   void SetCommonHists8th(AliFlowCommonHist* const ch8th) {this->fCommonHists8th = ch8th;};
 177   AliFlowCommonHist* GetCommonHists8th() const {return this->fCommonHists8th;};
 178   void SetCommonHistsResults2nd(AliFlowCommonHistResults* const chr2nd) {this->fCommonHistsResults2nd = chr2nd;};
 179   AliFlowCommonHistResults* GetCommonHistsResults2nd() const {return this->fCommonHistsResults2nd;};
 180   void SetCommonHistsResults4th(AliFlowCommonHistResults* const chr4th) {this->fCommonHistsResults4th = chr4th;};
 181   AliFlowCommonHistResults* GetCommonHistsResults4th() const {return this->fCommonHistsResults4th;};
 182   void SetCommonHistsResults6th(AliFlowCommonHistResults* const chr6th) {this->fCommonHistsResults6th = chr6th;};
 183   AliFlowCommonHistResults* GetCommonHistsResults6th() const {return this->fCommonHistsResults6th;};
 184   void SetCommonHistsResults8th(AliFlowCommonHistResults* const chr8th) {this->fCommonHistsResults8th = chr8th;};
 185   AliFlowCommonHistResults* GetCommonHistsResults8th() const {return this->fCommonHistsResults8th;};
 186   void SetHarmonic(Int_t const harmonic) {this->fHarmonic = harmonic;};
 187   Int_t GetHarmonic() const {return this->fHarmonic;};
 188   void SetAnalysisLabel(const char *aLabel) {this->fAnalysisLabel->Append(*aLabel);}; // to be improved (Append(*aLabel) changed into Append(aLabel))
 189   TString *GetAnalysisLabel() const {return this->fAnalysisLabel;};
 190   void SetPrintFinalResults(Bool_t const printOrNot, Int_t const i) {this->fPrintFinalResults[i] = printOrNot;};
 191   Bool_t GetPrintFinalResults(Int_t i) const {return this->fPrintFinalResults[i];};
 192
 193   // 2a.) particle weights:
 194   void SetWeightsList(TList* const wlist) {this->fWeightsList = (TList*)wlist->Clone();}
 195   TList* GetWeightsList() const {return this->fWeightsList;}
 196   void SetUsePhiWeights(Bool_t const uPhiW) {this->fUsePhiWeights = uPhiW;};
 197   Bool_t GetUsePhiWeights() const {return this->fUsePhiWeights;};
 198   void SetUsePtWeights(Bool_t const uPtW) {this->fUsePtWeights = uPtW;};
 199   Bool_t GetUsePtWeights() const {return this->fUsePtWeights;};
 200   void SetUseEtaWeights(Bool_t const uEtaW) {this->fUseEtaWeights = uEtaW;};
 201   Bool_t GetUseEtaWeights() const {return this->fUseEtaWeights;};
 202   void SetUseParticleWeights(TProfile* const uPW) {this->fUseParticleWeights = uPW;};
 203   TProfile* GetUseParticleWeights() const {return this->fUseParticleWeights;};
 204   void SetPhiWeights(TH1F* const histPhiWeights) {this->fPhiWeights = histPhiWeights;};
 205   TH1F* GetPhiWeights() const {return this->fPhiWeights;};
 206   void SetPtWeights(TH1D* const histPtWeights) {this->fPtWeights = histPtWeights;};
 207   TH1D* GetPtWeights() const {return this->fPtWeights;};
 208   void SetEtaWeights(TH1D* const histEtaWeights) {this->fEtaWeights = histEtaWeights;};
 209   TH1D* GetEtaWeights() const {return this->fEtaWeights;};
 210
 211   // 2b.) event weights:
 212   void SetMultiplicityWeight(const char *multiplicityWeight) {*this->fMultiplicityWeight = multiplicityWeight;};
 213
 214   // 3.) integrated flow:
 215   // flags:
 216   void SetIntFlowFlags(TProfile* const intFlowFlags) {this->fIntFlowFlags = intFlowFlags;};
 217   TProfile* GetIntFlowFlags() const {return this->fIntFlowFlags;};
 218   void SetApplyCorrectionForNUA(Bool_t const applyCorrectionForNUA) {this->fApplyCorrectionForNUA = applyCorrectionForNUA;};
 219   Bool_t GetApplyCorrectionForNUA() const {return this->fApplyCorrectionForNUA;};
 220   void SetApplyCorrectionForNUAVsM(Bool_t const applyCorrectionForNUAVsM) {this->fApplyCorrectionForNUAVsM = applyCorrectionForNUAVsM;};
 221   Bool_t GetApplyCorrectionForNUAVsM() const {return this->fApplyCorrectionForNUAVsM;};
 222   void SetnBinsMult(Int_t const nbm) {this->fnBinsMult = nbm;};
 223   Int_t GetnBinsMult() const {return this->fnBinsMult;};
 224   void SetMinMult(Double_t const minm) {this->fMinMult = minm;};
 225   Double_t GetMinMult() const {return this->fMinMult;};
 226   void SetMaxMult(Double_t const maxm) {this->fMaxMult = maxm;};
 227   Double_t GetMaxMult() const {return this->fMaxMult;};
 228   // integrated flow profiles:
 229   void SetAvMultiplicity(TProfile* const avMultiplicity) {this->fAvMultiplicity = avMultiplicity;};
 230   TProfile* GetAvMultiplicity() const {return this->fAvMultiplicity;};
 231   void SetIntFlowCorrelationsPro(TProfile* const intFlowCorrelationsPro) {this->fIntFlowCorrelationsPro = intFlowCorrelationsPro;};
 232   TProfile* GetIntFlowCorrelationsPro() const {return this->fIntFlowCorrelationsPro;};
 233   void SetIntFlowCorrelationsVsMPro(TProfile* const ifcvp, Int_t const ci) {this->fIntFlowCorrelationsVsMPro[ci] = ifcvp;};
 234   TProfile* GetIntFlowCorrelationsVsMPro(Int_t const ci) const {return this->fIntFlowCorrelationsVsMPro[ci];};
 235   void SetIntFlowCorrelationsAllPro(TProfile* const intFlowCorrelationsAllPro) {this->fIntFlowCorrelationsAllPro = intFlowCorrelationsAllPro;};
 236   TProfile* GetIntFlowCorrelationsAllPro() const {return this->fIntFlowCorrelationsAllPro;};
 237   void SetIntFlowExtraCorrelationsPro(TProfile* const intFlowExtraCorrelationsPro) {this->fIntFlowExtraCorrelationsPro = intFlowExtraCorrelationsPro;};
 238   TProfile* GetIntFlowExtraCorrelationsPro() const {return this->fIntFlowExtraCorrelationsPro;};
 239   void SetIntFlowProductOfCorrelationsPro(TProfile* const intFlowProductOfCorrelationsPro) {this->fIntFlowProductOfCorrelationsPro = intFlowProductOfCorrelationsPro;};
 240   TProfile* GetIntFlowProductOfCorrelationsPro() const {return this->fIntFlowProductOfCorrelationsPro;};
 241   void SetIntFlowProductOfCorrelationsVsMPro(TProfile* const ifpocvm, Int_t const pi) {this->fIntFlowProductOfCorrelationsVsMPro[pi] = ifpocvm;};
 242   TProfile* GetIntFlowProductOfCorrelationsVsMPro(Int_t const pi) const {return this->fIntFlowProductOfCorrelationsVsMPro[pi];};
 243   void SetIntFlowProductOfCorrectionTermsForNUAPro(TProfile* const ifpoctfNUA) {this->fIntFlowProductOfCorrectionTermsForNUAPro = ifpoctfNUA;};
 244   TProfile* GetIntFlowProductOfCorrectionTermsForNUAPro() const {return this->fIntFlowProductOfCorrectionTermsForNUAPro;};
 245   void SetIntFlowCorrectionTermsForNUAPro(TProfile* const ifctfnp, Int_t const sc) {this->fIntFlowCorrectionTermsForNUAPro[sc] = ifctfnp;};
 246   TProfile* GetIntFlowCorrectionTermsForNUAPro(Int_t sc) const {return this->fIntFlowCorrectionTermsForNUAPro[sc];};
 247   void SetIntFlowCorrectionTermsForNUAVsMPro(TProfile* const ifctfnpvm, Int_t const sc, Int_t const ci) {this->fIntFlowCorrectionTermsForNUAVsMPro[sc][ci] = ifctfnpvm;};
 248   TProfile* GetIntFlowCorrectionTermsForNUAVsMPro(Int_t sc, Int_t ci) const {return this->fIntFlowCorrectionTermsForNUAVsMPro[sc][ci];};
 249   // integrated flow histograms holding all results:
 250   void SetIntFlowCorrelationsHist(TH1D* const intFlowCorrelationsHist) {this->fIntFlowCorrelationsHist = intFlowCorrelationsHist;};
 251   TH1D* GetIntFlowCorrelationsHist() const {return this->fIntFlowCorrelationsHist;};
 252   void SetIntFlowCorrelationsVsMHist(TH1D* const ifcvmh, Int_t const ci) {this->fIntFlowCorrelationsVsMHist[ci] = ifcvmh;};
 253   TH1D* GetIntFlowCorrelationsVsMHist(Int_t const ci) const {return this->fIntFlowCorrelationsVsMHist[ci];};
 254   void SetIntFlowCorrelationsAllHist(TH1D* const intFlowCorrelationsAllHist) {this->fIntFlowCorrelationsAllHist = intFlowCorrelationsAllHist;};
 255   TH1D* GetIntFlowCorrelationsAllHist() const {return this->fIntFlowCorrelationsAllHist;};
 256   // to be improved (removed:)
 257   //void SetIntFlowProductOfCorrelationsHist(TH1D* const intFlowProductOfCorrelationsHist) {this->fIntFlowProductOfCorrelationsHist = intFlowProductOfCorrelationsHist;};
 258   //TH1D* GetIntFlowProductOfCorrelationsHist() const {return this->fIntFlowProductOfCorrelationsHist;};
 259   void SetIntFlowCorrectionTermsForNUAHist(TH1D* const ifctfnh, Int_t const sc) {this->fIntFlowCorrectionTermsForNUAHist[sc] = ifctfnh;};
 260   TH1D* GetIntFlowCorrectionTermsForNUAHist(Int_t sc) const {return this->fIntFlowCorrectionTermsForNUAHist[sc];};
 261   void SetIntFlowCovariances(TH1D* const intFlowCovariances) {this->fIntFlowCovariances = intFlowCovariances;};
 262   TH1D* GetIntFlowCovariances() const {return this->fIntFlowCovariances;};
 263   void SetIntFlowSumOfEventWeights(TH1D* const intFlowSumOfEventWeights, Int_t const power) {this->fIntFlowSumOfEventWeights[power] = intFlowSumOfEventWeights;};
 264   TH1D* GetIntFlowSumOfEventWeights(Int_t power) const {return this->fIntFlowSumOfEventWeights[power];};
 265   void SetIntFlowSumOfProductOfEventWeights(TH1D* const intFlowSumOfProductOfEventWeights) {this->fIntFlowSumOfProductOfEventWeights = intFlowSumOfProductOfEventWeights;};
 266   TH1D* GetIntFlowSumOfProductOfEventWeights() const {return this->fIntFlowSumOfProductOfEventWeights;};
 267   void SetIntFlowCovariancesVsM(TH1D* const ifcvm, Int_t ci) {this->fIntFlowCovariancesVsM[ci] = ifcvm;};
 268   TH1D* GetIntFlowCovariancesVsM(Int_t ci) const {return this->fIntFlowCovariancesVsM[ci];};
 269   void SetIntFlowSumOfEventWeightsVsM(TH1D* const ifsoewvm, Int_t si, Int_t lc) {this->fIntFlowSumOfEventWeightsVsM[si][lc] = ifsoewvm;};
 270   TH1D* GetIntFlowSumOfEventWeightsVsM(Int_t si, Int_t lc) const {return this->fIntFlowSumOfEventWeightsVsM[si][lc];};
 271   void SetIntFlowSumOfProductOfEventWeightsVsM(TH1D* const ifsopoevm, Int_t si) {this->fIntFlowSumOfProductOfEventWeightsVsM[si] = ifsopoevm;};
 272   TH1D* GetIntFlowSumOfProductOfEventWeightsVsM(Int_t si) const {return this->fIntFlowSumOfProductOfEventWeightsVsM[si];};
 273   void SetIntFlowCovariancesNUA(TH1D* const intFlowCovariancesNUA) {this->fIntFlowCovariancesNUA = intFlowCovariancesNUA;};
 274   TH1D* GetIntFlowCovariancesNUA() const {return this->fIntFlowCovariancesNUA;};
 275   void SetIntFlowSumOfEventWeightsNUA(TH1D* const ifsoewNUA, Int_t const sc, Int_t const power) {this->fIntFlowSumOfEventWeightsNUA[sc][power] = ifsoewNUA;};
 276   TH1D* GetIntFlowSumOfEventWeightsNUA(Int_t sc, Int_t power) const {return this->fIntFlowSumOfEventWeightsNUA[sc][power];};
 277   void SetIntFlowSumOfProductOfEventWeightsNUA(TH1D* const ifsopoewNUA) {this->fIntFlowSumOfProductOfEventWeightsNUA = ifsopoewNUA;};
 278   TH1D* GetIntFlowSumOfProductOfEventWeightsNUA() const {return this->fIntFlowSumOfProductOfEventWeightsNUA;};
 279   void SetIntFlowQcumulants(TH1D* const intFlowQcumulants) {this->fIntFlowQcumulants = intFlowQcumulants;};
 280   TH1D* GetIntFlowQcumulants() const {return this->fIntFlowQcumulants;};
 281   void SetIntFlowQcumulantsVsM(TH1D* const intFlowQcumulantsVsM, Int_t co) {this->fIntFlowQcumulantsVsM[co] = intFlowQcumulantsVsM;};
 282   TH1D* GetIntFlowQcumulantsVsM(Int_t co) const {return this->fIntFlowQcumulantsVsM[co];};
 283   void SetIntFlow(TH1D* const intFlow) {this->fIntFlow = intFlow;};
 284   TH1D* GetIntFlow() const {return this->fIntFlow;};
 285   void SetIntFlowVsM(TH1D* const intFlowVsM, Int_t co) {this->fIntFlowVsM[co] = intFlowVsM;};
 286   TH1D* GetIntFlowVsM(Int_t co) const {return this->fIntFlowVsM[co];};
 287   void SetIntFlowDetectorBias(TH1D* const ifdb) {this->fIntFlowDetectorBias = ifdb;};
 288   TH1D* GetIntFlowDetectorBias() const {return this->fIntFlowDetectorBias;};
 289   void SetIntFlowDetectorBiasVsM(TH1D* const ifdbvm, Int_t ci) {this->fIntFlowDetectorBiasVsM[ci] = ifdbvm;};
 290   TH1D* GetIntFlowDetectorBiasVsM(Int_t ci) const {return this->fIntFlowDetectorBiasVsM[ci];};
 291   // 4.) differential flow:
 292   // flags:
 293   void SetDiffFlowFlags(TProfile* const diffFlowFlags) {this->fDiffFlowFlags = diffFlowFlags;};
 294   TProfile* GetDiffFlowFlags() const {return this->fDiffFlowFlags;};
 295   void SetCalculate2DFlow(Bool_t const calculate2DFlow) {this->fCalculate2DFlow = calculate2DFlow;};
 296   Bool_t GetCalculate2DFlow() const {return this->fCalculate2DFlow;};
 297   // profiles:
 298   // 1D:
 299   void SetDiffFlowCorrelationsPro(TProfile* const diffFlowCorrelationsPro, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlowCorrelationsPro[i][j][k] = diffFlowCorrelationsPro;};
 300   TProfile* GetDiffFlowCorrelationsPro(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowCorrelationsPro[i][j][k];};
 301   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;};
 302   TProfile* GetDiffFlowProductOfCorrelationsPro(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowProductOfCorrelationsPro[i][j][k][l];};
 303   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;};
 304   TProfile* GetDiffFlowCorrectionTermsForNUAPro(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowCorrectionTermsForNUAPro[i][j][k][l];};
 305   // 2D:
 306   void SetCorrelationsPro(TProfile2D* const correlPro, Int_t const i, Int_t const j, Int_t const k, Int_t const l) {this->fCorrelationsPro[i][j][k][l] = correlPro;};
 307   TProfile2D* GetCorrelationsPro(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fCorrelationsPro[i][j][k][l];};
 308   void SetProductsOfCorrelationsPro(TProfile2D* const proOfcorrelPro, Int_t const i, Int_t const j, Int_t const k, Int_t const l) {this->fProductsOfCorrelationsPro[i][j][k][l] = proOfcorrelPro;};
 309   TProfile2D* GetProductsOfCorrelationsPro(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fProductsOfCorrelationsPro[i][j][k][l];};
 310   void SetCorrectionTermsPro(TProfile2D* const correctTermsPro, Int_t const i, Int_t const j, Int_t const k, Int_t const l, Int_t const m) {this->fCorrectionTermsPro[i][j][k][l][m] = correctTermsPro;};
 311   TProfile2D* GetCorrectionTermsPro(Int_t i, Int_t j, Int_t k, Int_t l, Int_t m) const {return this->fCorrectionTermsPro[i][j][k][l][m];};
 312   // histograms:
 313   void SetDiffFlowCorrelationsHist(TH1D* const diffFlowCorrelationsHist, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlowCorrelationsHist[i][j][k] = diffFlowCorrelationsHist;};
 314   TH1D* GetDiffFlowCorrelationsHist(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowCorrelationsHist[i][j][k];};
 315   void SetDiffFlowCovariances(TH1D* const diffFlowCovariances, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlowCovariances[i][j][k] = diffFlowCovariances;};
 316   TH1D* GetDiffFlowCovariances(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowCovariances[i][j][k];};
 317   void SetDiffFlowCumulants(TH1D* const diffFlowCumulants, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlowCumulants[i][j][k] = diffFlowCumulants;};
 318   TH1D* GetDiffFlowCumulants(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowCumulants[i][j][k];};
 319   void SetDiffFlow(TH1D* const diffFlow, Int_t const i, Int_t const j, Int_t const k) {this->fDiffFlow[i][j][k] = diffFlow;};
 320   TH1D* GetDiffFlow(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlow[i][j][k];};
 321   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;};
 322   TH1D* GetDiffFlowSumOfEventWeights(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowSumOfEventWeights[i][j][k][l];};
 323   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;};
 324   TH1D* GetDiffFlowSumOfProductOfEventWeights(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowSumOfProductOfEventWeights[i][j][k][l];};
 325   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;};
 326   TH1D* GetDiffFlowCorrectionTermsForNUAHist(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowCorrectionTermsForNUAHist[i][j][k][l];};
 327
 328   // 5.) distributions of correlations:
 329   // flags:
 330   void SetStoreDistributions(Bool_t const storeDistributions) {this->fStoreDistributions = storeDistributions;};
 331   Bool_t GetStoreDistributions() const {return this->fStoreDistributions;};
 332   // profile:
 333   void SetDistributionsFlags(TProfile* const distributionsFlags) {this->fDistributionsFlags = distributionsFlags;};
 334   TProfile* GetDistributionsFlags() const {return this->fDistributionsFlags;};
 335   // histograms:
 336   void SetDistributions(TH1D* const distributions, Int_t const i) {this->fDistributions[i] = distributions;};
 337   TH1D* GetDistributions(Int_t i) const {return this->fDistributions[i];};
 338   // min and max values of correlations (ci is correlations index [0=<2>,1=<4>,2=<6>,3=<8>]):
 339   void SetMinValueOfCorrelation(Int_t const ci, Double_t const minValue) {this->fMinValueOfCorrelation[ci] = minValue;};
 340   Double_t GetMinValueOfCorrelation(Int_t ci) const {return this->fMinValueOfCorrelation[ci];};
 341   void SetMaxValueOfCorrelation(Int_t const ci, Double_t const maxValue) {this->fMaxValueOfCorrelation[ci] = maxValue;};
 342   Double_t GetMaxValueOfCorrelation(Int_t ci) const {return this->fMaxValueOfCorrelation[ci];};
 343
 344   // x.) debugging and cross-checking:
 345   void SetNestedLoopsList(TList* const nllist) {this->fNestedLoopsList = nllist;};
 346   TList* GetNestedLoopsList() const {return this->fNestedLoopsList;};
 347   void SetEvaluateIntFlowNestedLoops(Bool_t const eifnl) {this->fEvaluateIntFlowNestedLoops = eifnl;};
 348   Bool_t GetEvaluateIntFlowNestedLoops() const {return this->fEvaluateIntFlowNestedLoops;};
 349   void SetEvaluateDiffFlowNestedLoops(Bool_t const edfnl) {this->fEvaluateDiffFlowNestedLoops = edfnl;};
 350   Bool_t GetEvaluateDiffFlowNestedLoops() const {return this->fEvaluateDiffFlowNestedLoops;};
 351   void SetMaxAllowedMultiplicity(Int_t const maxAllowedMultiplicity) {this->fMaxAllowedMultiplicity = maxAllowedMultiplicity;};
 352   Int_t GetMaxAllowedMultiplicity() const {return this->fMaxAllowedMultiplicity;};
 353   void SetEvaluateNestedLoops(TProfile* const enl) {this->fEvaluateNestedLoops = enl;};
 354   TProfile* GetEvaluateNestedLoops() const {return this->fEvaluateNestedLoops;};
 355   void SetIntFlowDirectCorrelations(TProfile* const ifdc) {this->fIntFlowDirectCorrelations = ifdc;};
 356   TProfile* GetIntFlowDirectCorrelations() const {return this->fIntFlowDirectCorrelations;};
 357   void SetIntFlowExtraDirectCorrelations(TProfile* const ifedc) {this->fIntFlowExtraDirectCorrelations = ifedc;};
 358   TProfile* GetIntFlowExtraDirectCorrelations() const {return this->fIntFlowExtraDirectCorrelations;};
 359   void SetIntFlowDirectCorrectionTermsForNUA(TProfile* const ifdctfn, Int_t const sc) {this->fIntFlowDirectCorrectionTermsForNUA[sc] = ifdctfn;};
 360   TProfile* GetIntFlowDirectCorrectionTermsForNUA(Int_t sc) const {return this->fIntFlowDirectCorrectionTermsForNUA[sc];};
 361   void SetCrossCheckInPtBinNo(Int_t const crossCheckInPtBinNo) {this->fCrossCheckInPtBinNo = crossCheckInPtBinNo;};
 362   Int_t GetCrossCheckInPtBinNo() const {return this->fCrossCheckInPtBinNo;};
 363   void SetCrossCheckInEtaBinNo(Int_t const crossCheckInEtaBinNo) {this->fCrossCheckInEtaBinNo = crossCheckInEtaBinNo;};
 364   Int_t GetCrossCheckInEtaBinNo() const {return this->fCrossCheckInEtaBinNo;};
 365   void SetNoOfParticlesInBin(TH1D* const noOfParticlesInBin) {this->fNoOfParticlesInBin = noOfParticlesInBin;};
 366   TH1D* GetNoOfParticlesInBin() const {return this->fNoOfParticlesInBin;};
 367   void SetDiffFlowDirectCorrelations(TProfile* const diffFlowDirectCorrelations,Int_t const i,Int_t const j,Int_t const k){this->fDiffFlowDirectCorrelations[i][j][k]=diffFlowDirectCorrelations;};
 368   TProfile* GetDiffFlowDirectCorrelations(Int_t i, Int_t j, Int_t k) const {return this->fDiffFlowDirectCorrelations[i][j][k];};
 369   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;};
 370   TProfile* GetDiffFlowDirectCorrectionTermsForNUA(Int_t i, Int_t j, Int_t k, Int_t l) const {return this->fDiffFlowDirectCorrectionTermsForNUA[i][j][k][l];};
 371
 372  private:
 373
 374   AliFlowAnalysisWithQCumulants(const AliFlowAnalysisWithQCumulants& afawQc);
 375   AliFlowAnalysisWithQCumulants& operator=(const AliFlowAnalysisWithQCumulants& afawQc);
 376
 377   // 0.) base:
 378   TList* fHistList; // base list to hold all output object
 379
 380   // 1.) common:
 381   AliFlowCommonHist *fCommonHists; // common control histograms (taking into account ALL events)
 382   AliFlowCommonHist *fCommonHists2nd; // common control histograms (taking into account only the events with 2 and more particles)
 383   AliFlowCommonHist *fCommonHists4th; // common control histograms (taking into account only the events with 4 and more particles)
 384   AliFlowCommonHist *fCommonHists6th; // common control histograms (taking into account only the events with 6 and more particles)
 385   AliFlowCommonHist *fCommonHists8th; // common control histograms (taking into account only the events with 8 and more particles)
 386   AliFlowCommonHistResults *fCommonHistsResults2nd; // final results for 2nd order int. and diff. flow for events with 2 and more particles
 387   AliFlowCommonHistResults *fCommonHistsResults4th; // final results for 4th order int. and diff. flow for events with 4 and more particles
 388   AliFlowCommonHistResults *fCommonHistsResults6th; // final results for 6th order int. and diff. flow for events with 6 and more particles
 389   AliFlowCommonHistResults *fCommonHistsResults8th; // final results for 8th order int. and diff. flow for events with 8 and more particles
 390   Int_t fnBinsPhi; // number of phi bins
 391   Double_t fPhiMin; // minimum phi
 392   Double_t fPhiMax; // maximum phi
 393   Double_t fPhiBinWidth; // bin width for phi histograms
 394   Int_t fnBinsPt; // number of pt bins
 395   Double_t fPtMin; // minimum pt
 396   Double_t fPtMax; // maximum pt
 397   Double_t fPtBinWidth; // bin width for pt histograms
 398   Int_t fnBinsEta; // number of eta bins
 399   Double_t fEtaMin; // minimum eta
 400   Double_t fEtaMax; // maximum eta
 401   Double_t fEtaBinWidth; // bin width for eta histograms
 402   Int_t fHarmonic; // harmonic
 403   TString *fAnalysisLabel; // analysis label (all histograms and output file will have this label)
 404   Bool_t fPrintFinalResults[3]; // print on the screen the final results (0=NONAME, 1=RP, 2=POI)
 405
 406   // 2a.) particle weights:
 407   TList *fWeightsList; // list to hold all histograms with particle weights: fUseParticleWeights, fPhiWeights, fPtWeights and fEtaWeights
 408   Bool_t fUsePhiWeights; // use phi weights
 409   Bool_t fUsePtWeights; // use pt weights
 410   Bool_t fUseEtaWeights; // use eta weights
 411   TProfile *fUseParticleWeights; // profile with three bins to hold values of fUsePhiWeights, fUsePtWeights and fUseEtaWeights
 412   TH1F *fPhiWeights; // histogram holding phi weights
 413   TH1D *fPtWeights; // histogram holding phi weights
 414   TH1D *fEtaWeights; // histogram holding phi weights
 415
 416   // 2b.) event weights:
 417   TString *fMultiplicityWeight; // event-by-event weights for multiparticle correlations
 418
 419   // 3.) integrated flow
 420   //  3a.) lists:
 421   TList *fIntFlowList; // list to hold all histograms and profiles relevant for integrated flow
 422   TList *fIntFlowProfiles; // list to hold all profiles relevant for integrated flow
 423   TList *fIntFlowResults; // list to hold all histograms with final results relevant for integrated flow
 424   //  3b.) flags:
 425   TProfile *fIntFlowFlags; // profile to hold all flags for integrated flow
 426   Bool_t fApplyCorrectionForNUA; // apply correction for non-uniform acceptance
 427   Bool_t fApplyCorrectionForNUAVsM; // apply correction for non-uniform acceptance versus M
 428   Int_t fnBinsMult; // number of multiplicity bins for flow analysis versus multiplicity
 429   Double_t fMinMult; // minimal multiplicity for flow analysis versus multiplicity
 430   Double_t fMaxMult; // maximal multiplicity for flow analysis versus multiplicity
 431   //  3c.) event-by-event quantities:
 432   TMatrixD *fReQ; // fReQ[m][k] = sum_{i=1}^{M} w_{i}^{k} cos(m*phi_{i})
 433   TMatrixD *fImQ; // fImQ[m][k] = sum_{i=1}^{M} w_{i}^{k} sin(m*phi_{i})
 434   TMatrixD *fSMpk; // fSM[p][k] = (sum_{i=1}^{M} w_{i}^{k})^{p+1}
 435   TH1D *fIntFlowCorrelationsEBE; // 1st bin: <2>, 2nd bin: <4>, 3rd bin: <6>, 4th bin: <8>
 436   TH1D *fIntFlowEventWeightsForCorrelationsEBE; // 1st bin: eW_<2>, 2nd bin: eW_<4>, 3rd bin: eW_<6>, 4th bin: eW_<8>
 437   TH1D *fIntFlowCorrelationsAllEBE; // to be improved (add comment)
 438   TH1D *fIntFlowCorrectionTermsForNUAEBE[2]; // [0=sin terms,1=cos terms], NUA = non-uniform acceptance
 439   TH1D *fIntFlowEventWeightForCorrectionTermsForNUAEBE[2]; // [0=sin terms,1=cos terms], NUA = non-uniform acceptance
 440   //  3d.) profiles:
 441   TProfile *fAvMultiplicity; // profile to hold average multiplicities and number of events for events with nRP>=0, nRP>=1, ... , and nRP>=8
 442   TProfile *fIntFlowCorrelationsPro; // average correlations <<2>>, <<4>>, <<6>> and <<8>> (with wrong errors!)
 443   TProfile *fIntFlowCorrelationsVsMPro[4]; // average correlations <<2>>, <<4>>, <<6>> and <<8>> versus multiplicity (error is wrong here!)
 444   TProfile *fIntFlowCorrelationsAllPro; // average all correlations for integrated flow (with wrong errors!)
 445   TProfile *fIntFlowExtraCorrelationsPro; // when particle weights are used some extra correlations appear
 446   TProfile *fIntFlowProductOfCorrelationsPro; // average product of correlations <2>, <4>, <6> and <8>
 447   TProfile *fIntFlowProductOfCorrelationsVsMPro[6]; // average product of correlations <2>, <4>, <6> and <8>
 448                                                     // [0=<<2><4>>,1=<<2><6>>,2=<<2><8>>,3=<<4><6>>,4=<<4><8>>,5=<<6><8>>]
 449   TProfile *fIntFlowProductOfCorrectionTermsForNUAPro; // average product of correction terms for NUA
 450   TProfile *fIntFlowCorrectionTermsForNUAPro[2]; // average correction terms for non-uniform acceptance (with wrong errors!) [0=sin terms,1=cos terms]
 451   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
 452   //  3e.) histograms with final results:
 453   TH1D *fIntFlowCorrelationsHist; // final results for average correlations <<2>>, <<4>>, <<6>> and <<8>> (with correct errors!)
 454   TH1D *fIntFlowCorrelationsVsMHist[4]; // average correlations <<2>>, <<4>>, <<6>> and <<8>> versus multiplicity (error is correct here!)
 455   TH1D *fIntFlowCorrelationsAllHist; // final results for all average correlations (with correct errors!)
 456   TH1D *fIntFlowCorrectionTermsForNUAHist[2];// final results for correction terms for non-uniform acceptance (with correct errors!) [0=sin terms,1=cos terms]
 457   TH1D *fIntFlowCovariances; // final result for covariances of correlations (multiplied with weight dependent prefactor)
 458   TH1D *fIntFlowSumOfEventWeights[2]; // sum of linear and quadratic event weights for <2>, <4>, <6> and <8>: [0=linear 1,1=quadratic]
 459   TH1D *fIntFlowSumOfProductOfEventWeights; // sum of products of event weights for correlations <2>, <4>, <6> and <8>
 460   TH1D *fIntFlowCovariancesVsM[6]; // final result for covariances of correlations (multiplied with weight dependent prefactor) versus M
 461                                    // [0=Cov(2,4),1=Cov(2,6),2=Cov(2,8),3=Cov(4,6),4=Cov(4,8),5=Cov(6,8)]
 462   TH1D *fIntFlowSumOfEventWeightsVsM[4][2]; // sum of linear and quadratic event weights for <2>, <4>, <6> and <8> versum multiplicity
 463                                             // [0=sum{w_{<2>}},1=sum{w_{<4>}},2=sum{w_{<6>}},3=sum{w_{<8>}}][0=linear 1,1=quadratic]
 464   TH1D *fIntFlowSumOfProductOfEventWeightsVsM[6]; // sum of products of event weights for correlations <2>, <4>, <6> and <8> vs M
 465                                                   // [0=sum{w_{<2>}w_{<4>}},1=sum{w_{<2>}w_{<6>}},2=sum{w_{<2>}w_{<8>}},
 466                                                   //  3=sum{w_{<4>}w_{<6>}},4=sum{w_{<4>}w_{<8>}},5=sum{w_{<6>}w_{<8>}}]
 467   TH1D *fIntFlowCovariancesNUA; // final result for covariances of all terms needed for NUA (multiplied with weight dependent prefactor)
 468   TH1D *fIntFlowSumOfEventWeightsNUA[2][2]; // sum of linear and quadratic event weights for NUA terms: [0=sin,1=cos][0=linear 1,1=quadratic]
 469   TH1D *fIntFlowSumOfProductOfEventWeightsNUA; // sum of products of event weights for NUA terms
 470   TH1D *fIntFlowQcumulants; // final results for integrated Q-cumulants QC{2}, QC{4}, QC{6} and QC{8}
 471   TH1D *fIntFlowQcumulantsVsM[4]; // final results for integrated Q-cumulants QC{2}, QC{4}, QC{6} and QC{8} versus multiplicity
 472   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}
 473   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
 474   TH1D *fIntFlowDetectorBias; // bias coming from detector inefficiencies to <<2>>, <<4>>, <<6>> and <<8>> (corrected/measured)
 475   TH1D *fIntFlowDetectorBiasVsM[4]; // bias coming from detector inefficiencies to <<2>>, <<4>>, <<6>> and <<8>> vs M (corrected/measured)
 476   // 4.) differential flow
 477   //  4a.) lists:
 478   TList *fDiffFlowList; // list to hold list with all histograms (fDiffFlowResults) and list with profiles (fDiffFlowProfiles) relevant for differential flow
 479   TList *fDiffFlowProfiles; // list to hold all profiles relevant for differential flow
 480   TList *fDiffFlowResults; // list to hold all histograms with final results relevant for differential flow
 481   //    4aa.) nested list in list fDiffFlowProfiles:
 482   TList *fDiffFlowCorrelationsProList[2][2]; // list to hold profiles with all correlations for differential flow [0=RP,1=POI][0=pt,1=eta]
 483   TList *fDiffFlowProductOfCorrelationsProList[2][2]; // list to hold profiles with products of all correlations for differential flow [0=RP,1=POI][0=pt,1=eta]
 484   TList *fDiffFlowCorrectionsProList[2][2]; // list to hold profiles with correction term for NUA for differential flow [0=RP,1=POI][0=pt,1=eta]
 485   //    4ab.) nested list in list fDiffFlowResults:
 486   TList *fDiffFlowCorrelationsHistList[2][2]; // list to hold histograms with all correlations for differential flow [0=RP,1=POI][0=pt,1=eta]
 487   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]
 488   TList *fDiffFlowSumOfProductOfEventWeightsHistList[2][2]; // list to hold histograms with sum of products of event weights [0=RP,1=POI][0=pt,1=eta]
 489   TList *fDiffFlowCorrectionsHistList[2][2]; // list to hold histograms with correction term for NUA for differential flow [0=RP,1=POI][0=pt,1=eta]
 490   TList *fDiffFlowCovariancesHistList[2][2]; // list to hold histograms with all covariances for differential flow [0=RP,1=POI][0=pt,1=eta]
 491   TList *fDiffFlowCumulantsHistList[2][2]; // list to hold histograms with all cumulants for differential flow [0=RP,1=POI][0=pt,1=eta]
 492   TList *fDiffFlowHistList[2][2]; // list to hold histograms with final results for differential flow [0=RP,1=POI][0=pt,1=eta]
 493   //  4b.) flags:
 494   TProfile *fDiffFlowFlags; // profile to hold all flags for differential flow
 495   Bool_t fCalculate2DFlow; // calculate differential flow in (pt,eta) (Remark: this is very expensive in terms of CPU time)
 496   //  4c.) event-by-event quantities:
 497   // 1D:
 498   TProfile *fReRPQ1dEBE[3][2][4][9]; // real part [0=r,1=p,2=q][0=pt,1=eta][m][k]
 499   TProfile *fImRPQ1dEBE[3][2][4][9]; // imaginary part [0=r,1=p,2=q][0=pt,1=eta][m][k]
 500   TProfile *fs1dEBE[3][2][9]; // [0=r,1=p,2=q][0=pt,1=eta][k] // to be improved
 501   TH1D *fDiffFlowCorrelationsEBE[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][reduced correlation index]
 502   TH1D *fDiffFlowEventWeightsForCorrelationsEBE[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][event weights for reduced correlation index]
 503   TH1D *fDiffFlowCorrectionTermsForNUAEBE[2][2][2][10]; // [0=RP,1=POI][0=pt,1=eta][0=sin terms,1=cos terms][correction term index]
 504   // 2D:
 505   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)
 506   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)
 507   TProfile2D *fs2dEBE[3][9]; // [t][k] // to be improved
 508   //  4d.) profiles:
 509   // 1D:
 510   TProfile *fDiffFlowCorrelationsPro[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][correlation index]
 511   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
 512                                                            //                          [0=<2>,1=<2'>,2=<4>,3=<4'>,4=<6>,5=<6'>,6=<8>,7=<8'>]
 513   TProfile *fDiffFlowCorrectionTermsForNUAPro[2][2][2][10]; // [0=RP,1=POI][0=pt,1=eta][0=sin terms,1=cos terms][correction term index]
 514
 515   //  4e.) histograms holding final results:
 516   // 1D:
 517   TH1D *fDiffFlowCorrelationsHist[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][correlation index]
 518   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]
 519   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'}]
 520   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}]
 521   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'>]
 522   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
 523                                                          //                           [0=<2>,1=<2'>,2=<4>,3=<4'>,4=<6>,5=<6'>,6=<8>,7=<8'>]
 524   TH1D *fDiffFlowCorrectionTermsForNUAHist[2][2][2][10]; // [0=RP,1=POI][0=pt,1=eta][0=sin terms,1=cos terms][correction term index]
 525
 526   // 2D:
 527   TProfile2D *fCorrelationsPro[2][2][2][4]; // [0=RP,1=POI][0=pWeights not used,1=pWeights used][0=exact eWeights,1=non-exact eWeights][corr.'s index]
 528   TProfile2D *fProductsOfCorrelationsPro[2][2][2][5]; // [0=RP,1=POI][0=pW not used,1=pW used][0=exact eWeights,1=non-exact eWeights][products' index]
 529   TProfile2D *fCorrectionTermsPro[2][2][2][2][2]; // [0=RP,1=POI][0=pW not used,1=pW used][0=e eW,1=ne eW][0=sin terms,1=cos terms][corr. terms' index]
 530
 531   // 5.) distributions:
 532   TList *fDistributionsList; // list to hold all distributions of correlations
 533   TProfile *fDistributionsFlags; // profile to hold all flags for distributions of correlations
 534   Bool_t fStoreDistributions; // store or not distributions of correlations
 535   TH1D *fDistributions[4]; // [0=distribution of <2>,1=distribution of <4>,2=distribution of <6>,3=distribution of <8>]
 536   Double_t fMinValueOfCorrelation[4]; // min values of <2>, <4>, <6> and <8>
 537   Double_t fMaxValueOfCorrelation[4]; // max values of <2>, <4>, <6> and <8>
 538
 539   // x.) debugging and cross-checking:
 540   TList *fNestedLoopsList; // list to hold all profiles filled with nested loops
 541   Bool_t fEvaluateIntFlowNestedLoops; // evaluate nested loops relevant for integrated flow
 542   Bool_t fEvaluateDiffFlowNestedLoops; // evaluate nested loops relevant for differential flow
 543   Int_t fMaxAllowedMultiplicity; // nested loops will be evaluated only for events with multiplicity <= fMaxAllowedMultiplicity
 544   TProfile *fEvaluateNestedLoops; // profile with four bins: fEvaluateIntFlowNestedLoops, fEvaluateDiffFlowNestedLoops, fCrossCheckInPtBinNo and fCrossCheckInEtaBinNo
 545   // integrated flow:
 546   TProfile *fIntFlowDirectCorrelations; // multiparticle correlations relevant for int. flow calculated with nested loops
 547   TProfile *fIntFlowExtraDirectCorrelations; // when particle weights are used some extra correlations appear
 548   TProfile *fIntFlowDirectCorrectionTermsForNUA[2]; // average correction terms for non-uniform acceptance evaluated with nested loops [0=sin terms,1=cos terms]
 549   // differential flow:
 550   Int_t fCrossCheckInPtBinNo; // cross-check results for reduced correlations and corrections in this pt bin
 551   Int_t fCrossCheckInEtaBinNo; // cross-check results for reduced correlations and corrections in this eta bin
 552   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
 553   TProfile *fDiffFlowDirectCorrelations[2][2][4]; // [0=RP,1=POI][0=pt,1=eta][correlation index]
 554   TProfile *fDiffFlowDirectCorrectionTermsForNUA[2][2][2][10]; // [0=RP,1=POI][0=pt,1=eta][0=sin terms,1=cos terms][correction term index]
 555
 556   ClassDef(AliFlowAnalysisWithQCumulants, 0);
 557 };
 558
 559 //================================================================================================================
 560
 561 #endif
 562
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