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8e2f611a | 1 | #ifndef ALITRDQAJPSI_H |
2 | #define ALITRDQAJPSI_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | // | |
7 | // This class is a part of a package of high level QA monitoring for TRD. | |
8 | // | |
9 | // S. Radomski | |
10 | // radomski@physi.uni-heidelberg.de | |
11 | // March 2008 | |
12 | // | |
13 | ||
14 | #include "AliAnalysisTask.h" | |
15 | ||
16 | class TTree; | |
8e2f611a | 17 | class TH1D; |
18 | class TH2D; | |
c336eab0 | 19 | class TLorentzVector; |
20 | ||
8e2f611a | 21 | class AliExternalTrackParam; |
22 | class AliKFParticle; | |
c336eab0 | 23 | class AliESDEvent; |
24 | class AliESDtrack; | |
8e2f611a | 25 | |
26 | class AliTRDqaJPsi : public AliAnalysisTask { | |
27 | ||
28 | public: | |
29 | ||
30 | AliTRDqaJPsi(); | |
31 | AliTRDqaJPsi(const char *name); | |
c336eab0 | 32 | AliTRDqaJPsi(const AliTRDqaJPsi &trd); |
33 | AliTRDqaJPsi &operator=(const AliTRDqaJPsi & /*g*/) { return *this; }; | |
8e2f611a | 34 | virtual ~AliTRDqaJPsi() {} |
35 | ||
36 | virtual void Exec(Option_t * opt = ""); | |
37 | virtual void ConnectInputData(Option_t *); | |
38 | virtual void CreateOutputObjects(); | |
39 | virtual void Terminate(Option_t * opt = ""); | |
40 | ||
41 | private: | |
42 | ||
43 | TTree * fChain; //!pointer to the analyzed TTree or TChain | |
44 | AliESDEvent * fESD; //! Declaration of leave types | |
45 | ||
46 | TObjArray * fOutputContainer; //! output data container | |
47 | ||
48 | // histograms | |
49 | ||
c336eab0 | 50 | static const Int_t fgknSteps = 5; // number of analysis steps (arbitrary) |
8e2f611a | 51 | |
c336eab0 | 52 | TH1D *fStatus[fgknSteps]; // track status |
53 | TH1D *fnTracks[2*fgknSteps]; // number of tracks | |
54 | TH1D *fPt[2*fgknSteps]; // transverse momentum | |
55 | TH1D *fPID[2*fgknSteps]; // PID LQ | |
56 | TH1D *fAngleSM[fgknSteps]; // difference in SM ID | |
8e2f611a | 57 | |
58 | //TH2D *fnGoodTracks; // correlation of the final number of Pos and Neg tracks | |
c336eab0 | 59 | TH1D *fInvMass[fgknSteps]; // invariant mass using different cuts |
60 | TH1D *fInvMassVec[fgknSteps]; // invariant mass | |
61 | TH1D *fInvMassDiff[fgknSteps]; // invariant mass difference | |
8e2f611a | 62 | |
c336eab0 | 63 | TH2D *fPtAngle[fgknSteps]; // pt angle |
8e2f611a | 64 | |
65 | // tracks | |
c336eab0 | 66 | AliKFParticle *fTracks[1000]; // tracks |
67 | TLorentzVector *fVec[1000]; // Lorentz vector for the tracks | |
68 | Int_t fInSample[1000][fgknSteps]; // in sample? | |
69 | Int_t fSM[1000]; // TRD sector | |
70 | Int_t fnKFtracks; //[2]; | |
8e2f611a | 71 | |
72 | // helper functions | |
73 | void FillHist(AliESDtrack *track, Int_t step); | |
74 | TLorentzVector *CreateVector(AliESDtrack *track); | |
75 | ||
76 | ||
77 | ClassDef(AliTRDqaJPsi, 0); // a TRD analysis task | |
78 | }; | |
79 | #endif // ALITRDQAJPSI_H |