PWG2/FLOW/AliFlowAnalysisWithCumulants.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 cumulants *
   9  *                              *
  10  * author: Ante Bilandzic       *
  11  *          (anteb@nikhef.nl)   *
  12  *******************************/
  13
  14 #ifndef ALIFLOWANALYSISWITHCUMULANTS_H
  15 #define ALIFLOWANALYSISWITHCUMULANTS_H
  16
  17 #include "AliFlowCommonConstants.h"
  18 #include "AliFlowCumuConstants.h"
  19
  20 class TObjArray;
  21 class TList;
  22 class TFile;
  23
  24 class TH1;
  25 class TProfile;
  26 class TProfile2D;
  27 class TProfile3D;
  28
  29 class AliFlowEventSimple;
  30 class AliFlowTrackSimple;
  31 class AliFlowCommonHist;
  32 class AliFlowCommonHistResults;
  33 class AliFlowVector;
  34
  35 //================================================================================================================
  36
  37 class AliFlowAnalysisWithCumulants{
  38  public:
  39   AliFlowAnalysisWithCumulants();
  40   virtual ~AliFlowAnalysisWithCumulants();
  41
  42   virtual void CreateOutputObjects();
  43   virtual void Make(AliFlowEventSimple* anEvent);
  44   virtual void Finish();
  45   virtual void WriteHistograms(TString* outputFileName);
  46   virtual void WriteHistograms(TString outputFileName);
  47
  48 //----------------------------------------------------------------------------------------------------------------
  49 //                                            setters and getters                                     fBinWidth
  50 //----------------------------------------------------------------------------------------------------------------
  51   TList* GetHistList() const {return this->fHistList;}      //output histogram list
  52
  53   void SetIntFlowResults(TH1D* ifr)  {this->fIntFlowResultsGFC = ifr;};
  54   TH1D* GetIntFlowResults() const    {return this->fIntFlowResultsGFC;};
  55
  56   void SetDiffFlowResults2nd(TH1D* diff2nd)  {this->fDiffFlowResults2ndOrderGFC = diff2nd;};
  57   TH1D* GetDiffFlowResults2nd() const        {return this->fDiffFlowResults2ndOrderGFC;};
  58
  59   void SetDiffFlowResults4th(TH1D* diff4th)  {this->fDiffFlowResults4thOrderGFC = diff4th;};
  60   TH1D* GetDiffFlowResults4th() const        {return this->fDiffFlowResults4thOrderGFC;};
  61
  62   void SetDiffFlowResults6th(TH1D* diff6th)  {this->fDiffFlowResults6thOrderGFC = diff6th;};
  63   TH1D* GetDiffFlowResults6th() const        {return this->fDiffFlowResults6thOrderGFC;};
  64
  65   void SetDiffFlowResults8th(TH1D* diff8th)  {this->fDiffFlowResults8thOrderGFC = diff8th;};
  66   TH1D* GetDiffFlowResults8th() const        {return this->fDiffFlowResults8thOrderGFC;};
  67
  68   void SetCommonHistsResults2nd(AliFlowCommonHistResults* chr2nd)  {this->fCommonHistsResults2nd = chr2nd;};
  69   AliFlowCommonHistResults* GetCommonHistsResults2nd() const       {return this->fCommonHistsResults2nd;};
  70
  71   void SetCommonHistsResults4th(AliFlowCommonHistResults* chr4th)  {this->fCommonHistsResults4th = chr4th;};
  72   AliFlowCommonHistResults* GetCommonHistsResults4th() const       {return this->fCommonHistsResults4th;};
  73
  74   void SetCommonHistsResults6th(AliFlowCommonHistResults* chr6th)  {this->fCommonHistsResults6th = chr6th;};
  75   AliFlowCommonHistResults* GetCommonHistsResults6th() const       {return this->fCommonHistsResults6th;};
  76
  77   void SetCommonHistsResults8th(AliFlowCommonHistResults* chr8th)  {this->fCommonHistsResults8th = chr8th;};
  78   AliFlowCommonHistResults* GetCommonHistsResults8th() const       {return this->fCommonHistsResults8th;};
  79
  80   void SetIntFlowGenFun(TProfile2D* ifgf)  {this->fIntFlowGenFun = ifgf;};
  81   TProfile2D* GetIntFlowGenFun() const     {return this->fIntFlowGenFun;};
  82
  83   void SetIntFlowGenFun4(TProfile2D* ifgf4)  {this->fIntFlowGenFun4 = ifgf4;}; //(only for other system of Eq.)
  84   TProfile2D* GetIntFlowGenFun4() const      {return this->fIntFlowGenFun4;};  //(only for other system of Eq.)
  85
  86   void SetIntFlowGenFun6(TProfile2D* ifgf6)  {this->fIntFlowGenFun6 = ifgf6;}; //(only for other system of Eq.)
  87   TProfile2D* GetIntFlowGenFun6() const      {return this->fIntFlowGenFun6;};  //(only for other system of Eq.)
  88
  89   void SetIntFlowGenFun8(TProfile2D* ifgf8)  {this->fIntFlowGenFun8 = ifgf8;}; //(only for other system of Eq.)
  90   TProfile2D* GetIntFlowGenFun8() const      {return this->fIntFlowGenFun8;};  //(only for other system of Eq.)
  91
  92   void SetIntFlowGenFun16(TProfile2D* ifgf16)  {this->fIntFlowGenFun16 = ifgf16;}; //(only for other system of Eq.)
  93   TProfile2D* GetIntFlowGenFun16() const       {return this->fIntFlowGenFun16;};   //(only for other system of Eq.)
  94
  95   void SetAverageMultiplicity4(TProfile* am4)     {this->fAvMultIntFlow4GFC = am4;};  //(only for other system of Eq.)
  96   TProfile* GetAverageMultiplicity4() const       {return this->fAvMultIntFlow4GFC;}; //(only for other system of Eq.)
  97
  98   void SetAverageMultiplicity6(TProfile* am6)     {this->fAvMultIntFlow6GFC = am6;};  //(only for other system of Eq.)
  99   TProfile* GetAverageMultiplicity6() const       {return this->fAvMultIntFlow6GFC;}; //(only for other system of Eq.)
 100
 101   void SetAverageMultiplicity8(TProfile* am8)     {this->fAvMultIntFlow8GFC = am8;};  //(only for other system of Eq.)
 102   TProfile* GetAverageMultiplicity8() const       {return this->fAvMultIntFlow8GFC;}; //(only for other system of Eq.)
 103
 104   void SetAverageMultiplicity16(TProfile* am16)    {this->fAvMultIntFlow16GFC = am16;}; //(only for other system of Eq.)
 105   TProfile* GetAverageMultiplicity16() const       {return this->fAvMultIntFlow16GFC;}; //(only for other system of Eq.)
 106
 107   //----------------------------------------------------------------------------------------------------------
 108   //RP = Reaction Plane (RP denotes particles used to determine the reaction plane)
 109   void SetDiffFlowPtRPGenFunRe(TProfile3D* dfRPPtgfRe)  {this->fDiffFlowPtRPGenFunRe = dfRPPtgfRe;};
 110   TProfile3D* GetDiffFlowPtRPGenFunRe() const            {return this->fDiffFlowPtRPGenFunRe;};
 111
 112   void SetDiffFlowPtRPGenFunIm(TProfile3D* dfRPPtgfIm)  {this->fDiffFlowPtRPGenFunIm = dfRPPtgfIm;};
 113   TProfile3D* GetDiffPtRPFlowGenFunIm() const            {return this->fDiffFlowPtRPGenFunIm;};
 114
 115   void SetNumberOfParticlesPerPtBinRP(TProfile* nopppbRP) {this->fPtBinRPNoOfParticles = nopppbRP;};
 116   TProfile* GetNumberOfParticlesPerPtBinRP() const         {return this->fPtBinRPNoOfParticles;};
 117
 118   void SetDiffFlowEtaRPGenFunRe(TProfile3D* dfEtaRPgfRe)   {this->fDiffFlowEtaRPGenFunRe = dfEtaRPgfRe;};
 119   TProfile3D* GetDiffFlowEtaRPGenFunRe() const              {return this->fDiffFlowEtaRPGenFunRe;};
 120
 121   void SetDiffFlowEtaRPGenFunIm(TProfile3D* dfEtaRPgfIm)   {this->fDiffFlowEtaRPGenFunIm = dfEtaRPgfIm;};
 122   TProfile3D* GetDiffFlowEtaRPGenFunIm() const              {return this->fDiffFlowEtaRPGenFunIm;};
 123
 124   void SetNumberOfParticlesPerEtaBinRP(TProfile* noppebRP)    {this->fEtaBinRPNoOfParticles = noppebRP;};
 125   TProfile* GetNumberOfParticlesPerEtaBinRP() const            {return this->fEtaBinRPNoOfParticles;};
 126   //----------------------------------------------------------------------------------------------------------
 127
 128   //----------------------------------------------------------------------------------------------------------
 129   //POI = Particles Of Interest (POI denotes particles of interest for the final physical results for int. and diff. flow)
 130   void SetDiffFlowPtPOIGenFunRe(TProfile3D* dfPOIPtgfRe)  {this->fDiffFlowPtPOIGenFunRe = dfPOIPtgfRe;};
 131   TProfile3D* GetDiffFlowPtPOIGenFunRe() const            {return this->fDiffFlowPtPOIGenFunRe;};
 132
 133   void SetDiffFlowPtPOIGenFunIm(TProfile3D* dfPOIPtgfIm)  {this->fDiffFlowPtPOIGenFunIm = dfPOIPtgfIm;};
 134   TProfile3D* GetDiffPtPOIFlowGenFunIm() const            {return this->fDiffFlowPtPOIGenFunIm;};
 135
 136   void SetNumberOfParticlesPerPtBinPOI(TProfile* nopppbPOI) {this->fPtBinPOINoOfParticles = nopppbPOI;};
 137   TProfile* GetNumberOfParticlesPerPtBinPOI() const         {return this->fPtBinPOINoOfParticles;};
 138
 139   void SetDiffFlowEtaPOIGenFunRe(TProfile3D* dfEtaPOIgfRe)   {this->fDiffFlowEtaPOIGenFunRe = dfEtaPOIgfRe;};
 140   TProfile3D* GetDiffFlowEtaPOIGenFunRe() const              {return this->fDiffFlowEtaPOIGenFunRe;};
 141
 142   void SetDiffFlowEtaPOIGenFunIm(TProfile3D* dfEtaPOIgfIm)   {this->fDiffFlowEtaPOIGenFunIm = dfEtaPOIgfIm;};
 143   TProfile3D* GetDiffFlowEtaPOIGenFunIm() const              {return this->fDiffFlowEtaPOIGenFunIm;};
 144
 145   void SetNumberOfParticlesPerEtaBinPOI(TProfile* noppebPOI)    {this->fEtaBinPOINoOfParticles = noppebPOI;};
 146   TProfile* GetNumberOfParticlesPerEtaBinPOI() const            {return this->fEtaBinPOINoOfParticles;};
 147   //----------------------------------------------------------------------------------------------------------
 148
 149   void SetAverageMultiplicity(TProfile* am)      {this->fAvMultIntFlowGFC = am;};
 150   TProfile* GetAverageMultiplicity() const       {return this->fAvMultIntFlowGFC;};
 151
 152   void SetQVectorComponents(TProfile* sqvc)    {this->fQVectorComponentsGFC = sqvc;};
 153   TProfile* GetQVectorComponents() const       {return this->fQVectorComponentsGFC;};
 154
 155   void SetCommonHists(AliFlowCommonHist* ch)  {this->fCommonHists = ch;};
 156   AliFlowCommonHist* GetCommonHists() const   {return this->fCommonHists;};
 157 //----------------------------------------------------------------------------------------------------------------
 158
 159  private:
 160   AliFlowAnalysisWithCumulants(const AliFlowAnalysisWithCumulants& afawc);
 161   AliFlowAnalysisWithCumulants& operator=(const AliFlowAnalysisWithCumulants& afawc);
 162   AliFlowTrackSimple* fTrack;                                   //track
 163   static const Int_t fgkQmax = AliFlowCumuConstants::kQmax;     //needed for numerics
 164   static const Int_t fgkPmax = AliFlowCumuConstants::kPmax;     //needed for numerics
 165   static const Int_t fgkQmax4 = AliFlowCumuConstants::kQmax4;   //needed for numerics (only for different system of Eq.)
 166   static const Int_t fgkPmax4 = AliFlowCumuConstants::kPmax4;   //needed for numerics (only for different system of Eq.)
 167   static const Int_t fgkQmax6 = AliFlowCumuConstants::kQmax6;   //needed for numerics (only for different system of Eq.)
 168   static const Int_t fgkPmax6 = AliFlowCumuConstants::kPmax6;   //needed for numerics (only for different system of Eq.)
 169   static const Int_t fgkQmax8 = AliFlowCumuConstants::kQmax8;   //needed for numerics (only for different system of Eq.)
 170   static const Int_t fgkPmax8 = AliFlowCumuConstants::kPmax8;   //needed for numerics (only for different system of Eq.)
 171   static const Int_t fgkQmax16 = AliFlowCumuConstants::kQmax16; //needed for numerics (only for different system of Eq.)
 172   static const Int_t fgkPmax16 = AliFlowCumuConstants::kPmax16; //needed for numerics (only for different system of Eq.)
 173   static const Int_t fgkFlow = AliFlowCumuConstants::kFlow;     //integrated flow coefficient to be calculated
 174   static const Int_t fgkMltpl = AliFlowCumuConstants::kMltpl;   //the multiple in p=m*n (diff. flow)
 175   TList* fHistList;                                             //list to hold all output histograms
 176
 177   Double_t fR0;         //needed for numerics
 178   Double_t fPtMax;      //maximum pt
 179   Double_t fPtMin;      //minimum pt
 180   Double_t fBinWidthPt; //width of pt bin (in GeV)
 181   Int_t    fgknBinsPt;  //number of pt bins
 182
 183   Double_t fEtaMax;      //maximum pt
 184   Double_t fEtaMin;      //minimum pt
 185   Double_t fBinWidthEta; //width of pt bin (in GeV)
 186   Int_t    fgknBinsEta;  //number of pt bins
 187
 188   Double_t fAvQx;  //<Q_x>
 189   Double_t fAvQy;  //<Q_y>
 190   Double_t fAvQ2x; //<(Q_x)^2>
 191   Double_t fAvQ2y; //<(Q_y)^2>
 192
 193   TProfile*          fAvMultIntFlowGFC; //average selected multiplicity
 194
 195   TProfile*          fQVectorComponentsGFC; //averages of Q-vector components (1st bin: <Q_x>, 2nd bin: <Q_y>, 3rd bin: <(Q_x)^2>, 4th bin: <(Q_y)^2>)
 196
 197   TH1D*              fIntFlowResultsGFC; //integrated flow final results
 198
 199   TH1D*              fDiffFlowResults2ndOrderGFC; //differential flow final results (2nd order estimate)
 200   TH1D*              fDiffFlowResults4thOrderGFC; //differential flow final results (4th order estimate)
 201   TH1D*              fDiffFlowResults6thOrderGFC; //differential flow final results (6th order estimate)
 202   TH1D*              fDiffFlowResults8thOrderGFC; //differential flow final results (8th order estimate)
 203
 204   AliFlowCommonHistResults*  fCommonHistsResults2nd; //final results for 2nd order int. and diff. flow stored in the common histograms
 205   AliFlowCommonHistResults*  fCommonHistsResults4th; //final results for 4th order int. and diff. flow stored in the common histograms
 206   AliFlowCommonHistResults*  fCommonHistsResults6th; //final results for 6th order int. and diff. flow stored in the common histograms
 207   AliFlowCommonHistResults*  fCommonHistsResults8th; //final results for 8th order int. and diff. flow stored in the common histograms
 208
 209   TProfile2D*        fIntFlowGenFun;   //avarage of the generating function for integrated flow
 210
 211   TProfile2D*        fIntFlowGenFun4;  //avarage of the generating function for integrated flow (only for different system of Eq.)
 212   TProfile2D*        fIntFlowGenFun6;  //avarage of the generating function for integrated flow (only for different system of Eq.)
 213   TProfile2D*        fIntFlowGenFun8;  //avarage of the generating function for integrated flow (only for different system of Eq.)
 214   TProfile2D*        fIntFlowGenFun16; //avarage of the generating function for integrated flow (only for different system of Eq.)
 215
 216   TProfile*          fAvMultIntFlow4GFC;  //average selected multiplicity (only for different system of Eq.)
 217   TProfile*          fAvMultIntFlow6GFC;  //average selected multiplicity (only for different system of Eq.)
 218   TProfile*          fAvMultIntFlow8GFC;  //average selected multiplicity (only for different system of Eq.)
 219   TProfile*          fAvMultIntFlow16GFC; //average selected multiplicity (only for different system of Eq.)
 220
 221   //RP = Reaction Plane (RP denotes particles used to determine the reaction plane)
 222   TProfile3D*        fDiffFlowPtRPGenFunRe; //avarage of the generating function for differential flow in Pt (real part)
 223   TProfile3D*        fDiffFlowPtRPGenFunIm; //avarage of the generating function for differential flow in Pt (imaginary part)
 224   TProfile*          fPtBinRPNoOfParticles; //number of particles per pt bin
 225   TProfile3D*        fDiffFlowEtaRPGenFunRe; //avarage of the generating function for differential flow in Eta (real part)
 226   TProfile3D*        fDiffFlowEtaRPGenFunIm; //avarage of the generating function for differential flow in Eta (imaginary part)
 227   TProfile*          fEtaBinRPNoOfParticles; //number of particles per eta bin
 228
 229   //POI = Particles Of Interest (POI denotes particles of interest for the final physical results for int. and diff. flow)
 230   TProfile3D*        fDiffFlowPtPOIGenFunRe; //avarage of the generating function for differential flow in Pt (real part)
 231   TProfile3D*        fDiffFlowPtPOIGenFunIm; //avarage of the generating function for differential flow in Pt (imaginary part)
 232   TProfile*          fPtBinPOINoOfParticles; //number of particles per pt bin
 233   TProfile3D*        fDiffFlowEtaPOIGenFunRe; //avarage of the generating function for differential flow in Eta (real part)
 234   TProfile3D*        fDiffFlowEtaPOIGenFunIm; //avarage of the generating function for differential flow in Eta (imaginary part)
 235   TProfile*          fEtaBinPOINoOfParticles; //number of particles per eta bin
 236
 237   /*
 238   TProfile2D *fDiffFlowGenFunRe0,*fDiffFlowGenFunRe1,*fDiffFlowGenFunRe2,*fDiffFlowGenFunRe3;//differential flow
 239   TProfile2D *fDiffFlowGenFunRe4,*fDiffFlowGenFunRe5,*fDiffFlowGenFunRe6,*fDiffFlowGenFunRe7;//differential flow
 240   TProfile2D *fDiffFlowGenFunIm0,*fDiffFlowGenFunIm1,*fDiffFlowGenFunIm2,*fDiffFlowGenFunIm3;//differential flow
 241   TProfile2D *fDiffFlowGenFunIm4,*fDiffFlowGenFunIm5,*fDiffFlowGenFunIm6,*fDiffFlowGenFunIm7;//differential flow
 242   */
 243
 244   AliFlowCommonHist* fCommonHists;      //common control histograms
 245
 246   Bool_t fOtherEquations; //numerical equations for cumulants solved up to different highest order
 247
 248   ClassDef(AliFlowAnalysisWithCumulants, 0);
 249 };
 250
 251 //================================================================================================================
 252
 253 #endif
 254
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