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Modifications to allow for multiplicity-dependent transverse momentum spectra for the
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1 /**************************************************************************
2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3  *                                                                        *
4  * Author: The ALICE Off-line Project.                                    *
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10  * copies and that both the copyright notice and this permission notice   *
11  * appear in the supporting documentation. The authors make no claims     *
12  * about the suitability of this software for any purpose. It is          *
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15
16 // +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
17 //
18 // Modified version of AliAnalysisTaskCheckCascade.h
19 // Used bits of code from AliAnalysisTaskCheckPerformanceStrange
20 //
21 // --- David Dobrigkeit Chinellato
22 //
23 // +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
24
25 #ifndef ALIANALYSISTASKEXTRACTPERFORMANCEV0_H
26 #define ALIANALYSISTASKEXTRACTPERFORMANCEV0_H
27
28 class TList;
29 class TH1F;
30 class TH2F;
31 class TH3F;
32 class TVector3;
33 class THnSparse;
34
35 class AliESDpid;
36 class AliESDtrackCuts;
37 class AliESDEvent;
38 class AliPhysicsSelection;
39 class AliCFContainer;
40
41 //#include "TString.h"
42 //#include "AliESDtrackCuts.h"
43 #include "AliAnalysisTaskSE.h"
44
45 class AliAnalysisTaskExtractPerformanceV0 : public AliAnalysisTaskSE {
46  public:
47   AliAnalysisTaskExtractPerformanceV0();
48   AliAnalysisTaskExtractPerformanceV0(const char *name);
49   virtual ~AliAnalysisTaskExtractPerformanceV0();
50   
51   virtual void   UserCreateOutputObjects();
52   virtual void   UserExec(Option_t *option);
53   virtual void   Terminate(Option_t *);
54   Double_t MyRapidity(Double_t rE, Double_t rPz) const;
55   void CheckChargeV0(AliESDv0 *thisv0);
56
57   void SetIsNuclear           (Bool_t lIsNuclear   = kTRUE ) { fkIsNuclear   = lIsNuclear;   }
58   void SetIsLowEnergyPP       (Bool_t lLowEnergyPP = kTRUE ) { fkLowEnergyPP = lLowEnergyPP; }
59   void SetUseOnTheFly         (Bool_t lUseOnTheFly = kTRUE ) { fkUseOnTheFly = lUseOnTheFly; }
60   
61  private:
62         // Note : In ROOT, "//!" means "do not stream the data from Master node to Worker node" ...
63         // your data member object is created on the worker nodes and streaming is not needed.
64         // http://root.cern.ch/download/doc/11InputOutput.pdf, page 14
65   TList  *fListHistV0;  //! List of Cascade histograms
66   TTree  *fTree;              //! Output Tree, V0
67
68   AliPIDResponse *fPIDResponse;     // PID response object
69   AliESDtrackCuts *fESDtrackCuts;   // ESD track cuts used for primary track definition
70
71   //Objects Controlling Task Behaviour 
72   
73   Bool_t fkIsNuclear;   //if true, replace multiplicity est. by centrality (default FALSE) 
74   Bool_t fkLowEnergyPP; //if true, skip FASTOnly (default FALSE)
75   Bool_t fkUseOnTheFly; //if true, will use On-the-fly V0s instead of Offline V0s (default FALSE)
76
77 //===========================================================================================
78 //   Variables for Tree, V0s
79 //===========================================================================================
80    Int_t    fTreeVariablePrimaryStatus;      //!
81    Int_t    fTreeVariablePrimaryStatusMother;      //!
82    Float_t fTreeVariableChi2V0;             //!
83    Float_t fTreeVariableDcaV0Daughters; //!
84    Float_t fTreeVariableDcaV0ToPrimVertex; //!
85    Float_t fTreeVariableDcaPosToPrimVertex; //!
86    Float_t fTreeVariableDcaNegToPrimVertex; //!
87    Float_t fTreeVariableV0CosineOfPointingAngle; //!
88    Float_t fTreeVariableV0Radius; //!
89    Float_t fTreeVariablePt; //!
90    Float_t fTreeVariablePtMC; //!
91    Float_t fTreeVariableRapK0Short; //!
92    Float_t fTreeVariableRapLambda; //!
93    Float_t fTreeVariableRapMC; //!
94    Float_t fTreeVariableInvMassK0s; //!
95    Float_t fTreeVariableInvMassLambda; //!
96    Float_t fTreeVariableInvMassAntiLambda; //!
97    Float_t fTreeVariableAlphaV0; //!
98    Float_t fTreeVariablePtArmV0;//!
99    Float_t fTreeVariableNegTotMomentum; //!               
100    Float_t fTreeVariablePosTotMomentum; //!
101    Float_t fTreeVariableNegTransvMomentum; //!   
102    Float_t fTreeVariablePosTransvMomentum; //!
103    Float_t fTreeVariableNegTransvMomentumMC; //!   
104    Float_t fTreeVariablePosTransvMomentumMC; //!
105    
106    Float_t fTreeVariableNSigmasPosProton; //!
107    Float_t fTreeVariableNSigmasPosPion; //! 
108    Float_t fTreeVariableNSigmasNegProton; //!
109    Float_t fTreeVariableNSigmasNegPion; //! 
110
111    Float_t fTreeVariablePtMother; //!
112    Float_t fTreeVariableV0CreationRadius; //!
113    Int_t fTreeVariablePID; //!
114    Int_t fTreeVariablePIDPositive; //!
115    Int_t fTreeVariablePIDNegative; //!
116    Int_t fTreeVariablePIDMother; //!
117    Int_t fTreeVariableIndexStatus; //!
118    Int_t fTreeVariableIndexStatusMother; //!
119
120    Int_t   fTreeVariableRunNumber; //! 
121    ULong64_t fTreeVariableEventNumber; //!
122
123    //Note: TDistOverTotMom needs a mass hypothesis to be converted to proper decaylength.
124    Float_t fTreeVariableDistOverTotMom;//!
125
126    Float_t fTreeVariablePosEta; //!
127    Float_t fTreeVariableNegEta; //!
128
129    Float_t fTreeVariableVertexZ; //!
130
131    Int_t fTreeVariableLeastNbrCrossedRows;//!
132    Float_t fTreeVariableLeastRatioCrossedRowsOverFindable;//!
133    Int_t fTreeVariableMultiplicity;//!
134    Int_t fTreeVariableMultiplicityMC;//!
135
136 //===========================================================================================
137 //   Histograms
138 //===========================================================================================
139
140    TH1F      *fHistV0MultiplicityBeforeTrigSel;              //! V0 multiplicity distribution
141    TH1F      *fHistV0MultiplicityForTrigEvt;                 //! V0 multiplicity distribution
142    TH1F      *fHistV0MultiplicityForSelEvt;                  //! V0 multiplicity distribution
143    TH1F      *fHistV0MultiplicityForSelEvtNoTPCOnly;         //! V0 multiplicity distribution
144    TH1F      *fHistV0MultiplicityForSelEvtNoTPCOnlyNoPileup; //! V0 multiplicity distribution
145
146    TH1F      *fHistMultiplicityBeforeTrigSel;     //! multiplicity distribution      
147    TH1F      *fHistMultiplicityForTrigEvt;        //! multiplicity distribution
148    TH1F      *fHistMultiplicity;                  //! multiplicity distribution
149    TH1F      *fHistMultiplicityNoTPCOnly;         //! multiplicity distribution
150    TH1F      *fHistMultiplicityNoTPCOnlyNoPileup; //! multiplicity distribution
151
152   //Raw Data for J/Psi paper Technique
153         TH2F    *f2dHistMultiplicityVsTrueBeforeTrigSel;                //! multiplicity distribution    
154         TH2F    *f2dHistMultiplicityVsTrueForTrigEvt;                   //! multiplicity distribution
155         TH2F    *f2dHistMultiplicityVsTrue;                                                     //! multiplicity distribution
156         TH2F    *f2dHistMultiplicityVsTrueNoTPCOnly;                            //! multiplicity distribution
157         TH2F    *f2dHistMultiplicityVsTrueNoTPCOnlyNoPileup;                    //! multiplicity distribution
158
159   //Raw Data for Vertex Z position estimator change
160         TH2F    *f2dHistMultiplicityVsVertexZBeforeTrigSel;             //! multiplicity distribution    
161         TH2F    *f2dHistMultiplicityVsVertexZForTrigEvt;                        //! multiplicity distribution
162         TH2F    *f2dHistMultiplicityVsVertexZ;                                                  //! multiplicity distribution
163         TH2F    *f2dHistMultiplicityVsVertexZNoTPCOnly;                         //! multiplicity distribution
164         TH2F    *f2dHistMultiplicityVsVertexZNoTPCOnlyNoPileup;                 //! multiplicity distribution
165
166    TH1F      *fHistGenVertexZBeforeTrigSel;     //! multiplicity distribution      
167    TH1F      *fHistGenVertexZForTrigEvt;        //! multiplicity distribution
168    TH1F      *fHistGenVertexZ;                  //! multiplicity distribution
169    TH1F      *fHistGenVertexZNoTPCOnly;         //! multiplicity distribution
170    TH1F      *fHistGenVertexZNoTPCOnlyNoPileup; //! multiplicity distribution
171
172 //---> Filled At Analysis Scope
173
174    TH3F      *f3dHistPrimAnalysisPtVsYVsMultLambda;     //! Lambda
175    TH3F      *f3dHistPrimAnalysisPtVsYVsMultAntiLambda; //! AntiLambda
176    TH3F      *f3dHistPrimAnalysisPtVsYVsMultK0Short;    //! K0Short
177
178 //---> Containers for monte carlo information for calculating efficiency! 
179
180    TH3F      *f3dHistPrimRawPtVsYVsMultLambda;     //! Lambda
181    TH3F      *f3dHistPrimRawPtVsYVsMultAntiLambda; //! AntiLambda
182    TH3F      *f3dHistPrimRawPtVsYVsMultK0Short;    //! K0Short
183
184    TH3F      *f3dHistPrimRawPtVsYVsMultMCLambda;     //! Lambda
185    TH3F      *f3dHistPrimRawPtVsYVsMultMCAntiLambda; //! AntiLambda
186    TH3F      *f3dHistPrimRawPtVsYVsMultMCK0Short;    //! K0Short
187
188    TH3F      *f3dHistPrimRawPtVsYVsVertexZLambda;     //! Lambda
189    TH3F      *f3dHistPrimRawPtVsYVsVertexZAntiLambda; //! AntiLambda
190    TH3F      *f3dHistPrimRawPtVsYVsVertexZK0Short;    //! K0Short
191
192    TH3F      *f3dHistPrimCloseToPVPtVsYVsMultLambda;     //! Lambda
193    TH3F      *f3dHistPrimCloseToPVPtVsYVsMultAntiLambda; //! AntiLambda
194    TH3F      *f3dHistPrimCloseToPVPtVsYVsMultK0Short;    //! K0Short
195
196 //---> Filled vs Decay Length
197
198    TH3F      *f3dHistPrimRawPtVsYVsDecayLengthLambda;     //! Lambda
199    TH3F      *f3dHistPrimRawPtVsYVsDecayLengthAntiLambda; //! AntiLambda
200    TH3F      *f3dHistPrimRawPtVsYVsDecayLengthK0Short;    //! K0Short
201
202 //---> Needed for FeedDown Corrections
203
204    TH3F      *f3dHistGenPtVsYVsMultXiMinus;      //! Generated Xi- Distrib
205    TH3F      *f3dHistGenPtVsYVsMultXiPlus;       //! Generated Xi+ Distrib
206    TH3F      *f3dHistGenPtVsYVsMultOmegaMinus;      //! Generated Omega- Distrib
207    TH3F      *f3dHistGenPtVsYVsMultOmegaPlus;       //! Generated Omega+ Distrib
208
209    TH3F      *f3dHistGenSelectedPtVsYVsMultXiMinus;      //! Generated Xi- Distrib, at event selection level
210    TH3F      *f3dHistGenSelectedPtVsYVsMultXiPlus;       //! Generated Xi+ Distrib, at event selection level
211    TH3F      *f3dHistGenSelectedPtVsYVsMultOmegaMinus;      //! Generated Omega- Distrib, at event selection level
212    TH3F      *f3dHistGenSelectedPtVsYVsMultOmegaPlus;       //! Generated Omega+ Distrib, at event selection level
213
214    TH1F      *fHistPVx;                      //! PVx distrib
215    TH1F      *fHistPVy;                      //! PVy distrib
216    TH1F      *fHistPVz;                      //! PVz distrib
217    TH1F      *fHistPVxAnalysis;                      //! PVx distrib
218    TH1F      *fHistPVyAnalysis;                      //! PVy distrib
219    TH1F      *fHistPVzAnalysis;                      //! PVz distrib
220    TH1F      *fHistPVxAnalysisHasHighPtLambda;                      //! PVx distrib
221    TH1F      *fHistPVyAnalysisHasHighPtLambda;                      //! PVy distrib
222    TH1F      *fHistPVzAnalysisHasHighPtLambda;                      //! PVz distrib
223
224    TH1F      *fHistSwappedV0Counter;                      //! Swapped v0 counter
225
226    AliAnalysisTaskExtractPerformanceV0(const AliAnalysisTaskExtractPerformanceV0&);            // not implemented
227    AliAnalysisTaskExtractPerformanceV0& operator=(const AliAnalysisTaskExtractPerformanceV0&); // not implemented
228    
229    ClassDef(AliAnalysisTaskExtractPerformanceV0, 11);
230 };
231
232 #endif