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8df8e382 | 1 | #ifndef ALIDIELECTRONPID_H |
2 | #define ALIDIELECTRONPID_H | |
3 | ||
4 | /* Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. * | |
5 | * See cxx source for full Copyright notice */ | |
6 | ||
7 | //############################################################# | |
8 | //# # | |
9 | //# Class AliDielectronPID # | |
10 | //# # | |
11 | //# Authors: # | |
12 | //# Anton Andronic, GSI / A.Andronic@gsi.de # | |
13 | //# Ionut C. Arsene, GSI / I.C.Arsene@gsi.de # | |
14 | //# Julian Book, Uni Ffm / Julian.Book@cern.ch # | |
15 | //# Frederick Kramer, Uni Ffm, / Frederick.Kramer@cern.ch # | |
16 | //# Magnus Mager, CERN / Magnus.Mager@cern.ch # | |
17 | //# WooJin J. Park, GSI / W.J.Park@gsi.de # | |
18 | //# Jens Wiechula, Uni HD / Jens.Wiechula@cern.ch # | |
19 | //# # | |
20 | //############################################################# | |
21 | ||
22 | #include <AliPID.h> | |
8df8e382 | 23 | #include <AliAODTrack.h> |
24 | #include <AliAODPid.h> | |
25 | ||
26 | #include <AliAnalysisCuts.h> | |
27 | ||
28 | class TF1; | |
8df8e382 | 29 | class TList; |
164bfb53 | 30 | class AliVTrack; |
48609e3d | 31 | class TGraph; |
2a14a7b1 | 32 | class AliESDpid; |
33 | class AliAODpidUtil; | |
8df8e382 | 34 | |
35 | class AliDielectronPID : public AliAnalysisCuts { | |
36 | public: | |
37 | enum DetType {kITS, kTPC, kTRD, kTOF}; | |
61d106d3 | 38 | enum PIDbitTupe {kIgnore=0, kRequire, kIfAvailable}; |
8df8e382 | 39 | |
40 | AliDielectronPID(); | |
41 | AliDielectronPID(const char*name, const char* title); | |
42 | ||
43 | virtual ~AliDielectronPID(); | |
44 | ||
45 | void AddCut(DetType det, AliPID::EParticleType type, Double_t nSigmaLow, Double_t nSigmaUp=-99999., | |
61d106d3 | 46 | Double_t pMin=0, Double_t pMax=0, Bool_t exclude=kFALSE, UInt_t pidBitType=AliDielectronPID::kRequire); |
8df8e382 | 47 | |
48 | void AddCut(DetType det, AliPID::EParticleType type, Double_t nSigmaLow, TF1 * const funUp, | |
61d106d3 | 49 | Double_t pMin=0, Double_t pMax=0, Bool_t exclude=kFALSE, UInt_t pidBitType=AliDielectronPID::kRequire); |
8df8e382 | 50 | |
51 | void AddCut(DetType det, AliPID::EParticleType type, TF1 * const funLow, Double_t nSigmaUp, | |
61d106d3 | 52 | Double_t pMin=0, Double_t pMax=0, Bool_t exclude=kFALSE, UInt_t pidBitType=AliDielectronPID::kRequire); |
8df8e382 | 53 | |
54 | void AddCut(DetType det, AliPID::EParticleType type, TF1 * const funLow, TF1 * const funUp, | |
61d106d3 | 55 | Double_t pMin=0, Double_t pMax=0, Bool_t exclude=kFALSE, UInt_t pidBitType=AliDielectronPID::kRequire); |
8df8e382 | 56 | |
57 | void SetDefaults(Int_t def); | |
58 | ||
8df8e382 | 59 | // |
60 | //Analysis cuts interface | |
61 | //const | |
62 | virtual Bool_t IsSelected(TObject* track); | |
63 | virtual Bool_t IsSelected(TList* /* list */ ) {return kFALSE;} | |
48609e3d | 64 | |
65 | static void SetCorrGraph(TGraph * const gr) { fgFitCorr=gr; } | |
66 | static void SetCorrVal(Double_t run); | |
67 | static Double_t GetCorrVal() { return fgCorr; } | |
68 | static TGraph *GetCorrGraph() { return fgFitCorr; } | |
8df8e382 | 69 | |
70 | private: | |
71 | enum {kNmaxPID=10}; | |
72 | ||
73 | DetType fDetType[kNmaxPID]; //detector type of nsigma cut | |
74 | AliPID::EParticleType fPartType[kNmaxPID]; //particle type | |
75 | Float_t fNsigmaLow[kNmaxPID]; //lower nsigma bound | |
76 | Float_t fNsigmaUp[kNmaxPID]; //upper nsigma bound | |
77 | Double_t fPmin[kNmaxPID]; //lower momentum | |
78 | Double_t fPmax[kNmaxPID]; //upper momentum | |
79 | Bool_t fExclude[kNmaxPID]; //use as exclusion band | |
80 | TF1 *fFunUpperCut[kNmaxPID];//use function as upper cut | |
81 | TF1 *fFunLowerCut[kNmaxPID];//use function as lower cut | |
82 | UChar_t fNcuts; //number of cuts | |
61d106d3 | 83 | UChar_t fRequirePIDbit[kNmaxPID]; //How to make use of the pid bit (see) |
8df8e382 | 84 | |
85 | AliESDpid *fESDpid; //! esd pid object | |
2a14a7b1 | 86 | AliAODpidUtil *fAODpidUtil; //! AOD pid object |
87 | ||
48609e3d | 88 | static TGraph *fgFitCorr; //spline fit object to correct the nsigma deviation in the TPC electron band |
89 | static Double_t fgCorr; //!correction value for current run. Set if fgFitCorr is set and SetCorrVal(run) | |
90 | // was called | |
8df8e382 | 91 | |
ffbede40 | 92 | Bool_t IsSelectedITS(AliVTrack * const part, Int_t icut); |
93 | Bool_t IsSelectedTPC(AliVTrack * const part, Int_t icut); | |
94 | Bool_t IsSelectedTRD(AliVTrack * const part, Int_t icut); | |
95 | Bool_t IsSelectedTOF(AliVTrack * const part, Int_t icut); | |
8df8e382 | 96 | |
8df8e382 | 97 | AliDielectronPID(const AliDielectronPID &c); |
98 | AliDielectronPID &operator=(const AliDielectronPID &c); | |
99 | ||
48609e3d | 100 | ClassDef(AliDielectronPID,3) // Dielectron PID |
8df8e382 | 101 | }; |
102 | ||
8df8e382 | 103 | #endif |