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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. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
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 * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | //----------------------------------------------------------------------- | |
17 | // This class compares the global reconstruction with the MC information | |
18 | // Author : Marta Verweij - UU | |
19 | //----------------------------------------------------------------------- | |
20 | ||
21 | #ifndef ALIPWG4HIGHPTQAMC_H | |
22 | #define ALIPWG4HIGHPTQAMC_H | |
23 | ||
24 | #include "AliAnalysisTask.h" | |
25 | ||
26 | class TH1F; | |
27 | class TH2F; | |
28 | class TH3F; | |
29 | class TProfile; | |
30 | class TList; | |
31 | class AliESDEvent; | |
32 | class AliESDtrackCuts; | |
33 | class AliMCEvent; | |
34 | class AliStack; | |
35 | class AliESDVertex; | |
36 | class AliGenPythiaEventHeader; | |
37 | //class AliAnalysisHelperJetTasks; | |
38 | ||
39 | class AliPWG4HighPtQAMC: public AliAnalysisTask { | |
40 | ||
41 | public: | |
42 | AliPWG4HighPtQAMC(); | |
43 | AliPWG4HighPtQAMC(const char *name); | |
44 | ~AliPWG4HighPtQAMC() {;} | |
45 | ||
46 | virtual void ConnectInputData(Option_t *); | |
47 | virtual void CreateOutputObjects(); | |
48 | virtual void Exec(Option_t *option); | |
49 | virtual void Terminate(Option_t *); | |
50 | virtual Bool_t Notify(); //Copied from AliAnalysisTaskJetSpectrum2 | |
51 | ||
52 | Bool_t SelectEvent(); //decides if event is used for analysis | |
53 | ||
54 | void SetCuts(AliESDtrackCuts* trackCuts) {fTrackCuts = trackCuts;} | |
55 | void SetCutsITS(AliESDtrackCuts* trackCutsITS) {fTrackCutsITS = trackCutsITS;} | |
56 | ||
57 | void SetTrackType(Int_t trackType) {fTrackType = trackType;} | |
58 | void SetPtMax(Float_t ptmax) {fPtMax = ptmax;} | |
59 | Float_t GetPtMax() {return fPtMax;} | |
60 | ||
61 | static AliGenPythiaEventHeader* GetPythiaEventHeader(AliMCEvent *mcEvent); | |
62 | static Bool_t PythiaInfoFromFile(const char* currFile,Float_t &fXsec,Float_t &fTrials);// get the cross section and the trails either from pyxsec.root or from pysec_hists.root | |
63 | ||
64 | protected: | |
65 | ||
66 | private: | |
67 | AliPWG4HighPtQAMC(const AliPWG4HighPtQAMC&); | |
68 | AliPWG4HighPtQAMC& operator=(const AliPWG4HighPtQAMC&); | |
69 | ||
70 | AliESDEvent *fESD; //! ESD object | |
71 | AliMCEvent *fMC; //! MC event object | |
72 | AliStack *fStack; //! stack object | |
73 | ||
74 | const AliESDVertex *fVtx; //! vertex object | |
75 | ||
76 | AliESDtrackCuts *fTrackCuts; // TrackCuts for global reconstructed vs MC comparison | |
77 | AliESDtrackCuts *fTrackCutsITS; // TrackCuts including ITSrefit | |
78 | ||
79 | Int_t fTrackType; // 0: global track; 1:TPConly track 2: TPConly constrained track 3: global ITSrefit | |
80 | ||
81 | Float_t fPtMax; // Maximum pT for histograms | |
82 | ||
83 | Float_t fAvgTrials; // Average number of trials | |
84 | ||
85 | TH1F *fNEventAll; //! Event counter | |
86 | TH1F *fNEventSel; //! Event counter | |
87 | TH1F *fNEventReject; //! Book keeping of reason of rejecting events | |
88 | ||
89 | TProfile* fh1Xsec; //! pythia cross section and trials | |
90 | TH1F* fh1Trials; //! trials which are added | |
91 | TH1F* fh1PtHard; //! pt hard of the event | |
92 | TH1F* fh1PtHardTrials; //! pt hard of the event | |
93 | ||
94 | TH1F *fPtAll; //! Pt spectrum all charged particles | |
95 | TH1F *fPtSel; //! Pt spectrum all selected charged particles by fTrackCuts | |
96 | TH1F *fPtSelFakes; //! Pt distributions for tracks with negative label (=fake tracks) | |
97 | TH1F *fNPointTPCFakes; //! NTPCCluster of fake tracks | |
98 | TH1F *fPtSelLargeLabel; //! Filled if label is larger than nMCtracks | |
99 | TH1F *fMultRec; //! Bookkeeping of multiple times reconstructed tracks | |
100 | TH1F *fNPointTPCMultRec; //! NTPCClusters of multiple reconstructed tracks | |
101 | TH2F *fDeltaPtMultRec; //! Delta pT versus pT of first track for multiple reconstructed tracks | |
102 | ||
103 | TH2F *fPtAllvsPtMC; //! Reconstructed momentum vs generated momentum | |
104 | TH2F *fPtAllminPtMCvsPtAll; //! Momentum resolution (global vs MC) | |
105 | TH3F *fPtAllvsPtMCvsMult; //! Reconstructed momentum vs generated momentum vs multiplicity | |
106 | TH3F *fPtAllminPtMCvsPtAllvsMult; //! Momentum resolution (global vs MC) vs multiplicity | |
107 | TH3F *fPtAllminPtMCvsPtAllNPointTPC; //! Momentum resolution vs NPointTPC | |
108 | TH3F *fPtAllminPtMCvsPtAllDCAR; //! Momentum resolution vs DCAR | |
109 | TH3F *fPtAllminPtMCvsPtAllDCAZ; //! Momentum resolution vs DCAZ | |
110 | TH3F *fPtAllminPtMCvsPtAllPhi; //! Momentum resolution vs Phi | |
111 | TH3F *fPtAllminPtMCvsPtAllNPointITS; //! Momentum resolution vs NPointITS | |
112 | TH3F *fPtAllminPtMCvsPtAllNSigmaToVertex; //! Momentum resolution vs NSigmaToVertes | |
113 | TH3F *fPtAllminPtMCvsPtAllChi2C; //! Momentum resolution vs Chi2Constrained | |
114 | TH3F *fPtAllminPtMCvsPtAllRel1PtUncertainty; //! Momentum resolution vs relUncertainty1Pt | |
115 | ||
116 | TH1F *fPtAllMC; //! Pt spectrum all charged particles | |
117 | TH1F *fPtSelMC; //! Pt spectrum all selected charged particles by fTrackCuts | |
118 | TH1F *fPtSelMCITS; //! Pt spectrum all selected charged particles by fTrackCutsITS | |
119 | ||
120 | TList *fHistList; //! List of Histograms | |
121 | ||
122 | TH1F *fPtSelITS; //! Pt spectrum all selected charged particles by fTrackCutsITS | |
123 | TH2F *fPtITSminPtMCvsPtITS; //! Momentum resolution (global with ITSrefit vs MC) | |
124 | TH3F *fPtITSminPtMCvsPtITSNPointTPC; //! Momentum resolution vs NPointTPC | |
125 | TH3F *fPtITSminPtMCvsPtITSDCAR; //! Momentum resolution vs DCAR | |
126 | TH3F *fPtITSminPtMCvsPtITSDCAZ; //! Momentum resolution vs DCAZ | |
127 | TH3F *fPtITSminPtMCvsPtITSPhi; //! Momentum resolution vs Phi | |
128 | TH3F *fPtITSminPtMCvsPtITSNPointITS; //! Momentum resolution vs NPointITS | |
129 | TH3F *fPtITSminPtMCvsPtITSNSigmaToVertex; //! Momentum resolution vs NSigmaToVertex | |
130 | TH3F *fPtITSminPtMCvsPtITSChi2C; //! Momentum resolution vs Chi2Constrained | |
131 | TH3F *fPtITSminPtMCvsPtITSRel1PtUncertainty; //! Momentum resolution vs relUncertainty1Pt | |
132 | ||
133 | TList *fHistListITS; //! List of Histograms | |
134 | ||
135 | ||
136 | ClassDef(AliPWG4HighPtQAMC,1) | |
137 | ||
138 | }; | |
139 | #endif |