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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 <AliAnalysisCuts.h> |
6d5dea7c | 24 | #include <AliTRDPIDResponse.h> |
8df8e382 | 25 | |
26 | class TF1; | |
8df8e382 | 27 | class TList; |
164bfb53 | 28 | class AliVTrack; |
48609e3d | 29 | class TGraph; |
5720c765 | 30 | class AliPIDResponse; |
31 | class AliDielectronVarManager; | |
8df8e382 | 32 | |
33 | class AliDielectronPID : public AliAnalysisCuts { | |
34 | public: | |
6d5dea7c | 35 | enum DetType {kITS, kTPC, kTRD, kTRDeleEff, kTRDeleEff2D, kTOF, kEMCAL}; |
5720c765 | 36 | enum PIDbitType {kIgnore=0, kRequire, kIfAvailable}; |
8df8e382 | 37 | |
38 | AliDielectronPID(); | |
39 | AliDielectronPID(const char*name, const char* title); | |
40 | ||
41 | virtual ~AliDielectronPID(); | |
42 | ||
43 | void AddCut(DetType det, AliPID::EParticleType type, Double_t nSigmaLow, Double_t nSigmaUp=-99999., | |
5720c765 | 44 | Double_t min=0, Double_t max=0, Bool_t exclude=kFALSE, UInt_t pidBitType=AliDielectronPID::kRequire, |
45 | Int_t var=-1); | |
8df8e382 | 46 | |
47 | void AddCut(DetType det, AliPID::EParticleType type, Double_t nSigmaLow, TF1 * const funUp, | |
5720c765 | 48 | Double_t min=0, Double_t max=0, Bool_t exclude=kFALSE, UInt_t pidBitType=AliDielectronPID::kRequire, |
49 | Int_t var=-1); | |
8df8e382 | 50 | |
51 | void AddCut(DetType det, AliPID::EParticleType type, TF1 * const funLow, Double_t nSigmaUp, | |
5720c765 | 52 | Double_t min=0, Double_t max=0, Bool_t exclude=kFALSE, UInt_t pidBitType=AliDielectronPID::kRequire, |
53 | Int_t var=-1); | |
8df8e382 | 54 | |
55 | void AddCut(DetType det, AliPID::EParticleType type, TF1 * const funLow, TF1 * const funUp, | |
5720c765 | 56 | Double_t min=0, Double_t max=0, Bool_t exclude=kFALSE, UInt_t pidBitType=AliDielectronPID::kRequire, |
57 | Int_t var=-1); | |
88204efa | 58 | void AddCut(DetType det, AliPID::EParticleType type, Double_t nSigmaLow, Double_t nSigmaUp, Double_t min, Double_t max, Bool_t exclude, UInt_t pidBitType, TF1 * const funSigma); |
8df8e382 | 59 | |
60 | void SetDefaults(Int_t def); | |
61 | ||
8df8e382 | 62 | // |
63 | //Analysis cuts interface | |
64 | //const | |
65 | virtual Bool_t IsSelected(TObject* track); | |
66 | virtual Bool_t IsSelected(TList* /* list */ ) {return kFALSE;} | |
48609e3d | 67 | |
68 | static void SetCorrGraph(TGraph * const gr) { fgFitCorr=gr; } | |
d327d9cd | 69 | static TGraph *GetCorrGraph() { return fgFitCorr; } |
70 | ||
48609e3d | 71 | static void SetCorrVal(Double_t run); |
72 | static Double_t GetCorrVal() { return fgCorr; } | |
d327d9cd | 73 | static Double_t GetCorrValdEdx() { return fgCorrdEdx; } |
74 | ||
75 | static void SetCorrGraphdEdx(TGraph * const gr) { fgdEdxRunCorr=gr; } | |
76 | static TGraph *GetCorrGraphdEdx() { return fgdEdxRunCorr; } | |
5720c765 | 77 | |
78 | static void SetEtaCorrFunction(TF1 *fun) {fgFunEtaCorr=fun;} | |
79 | static TF1* GetEtaCorrFunction() { return fgFunEtaCorr; } | |
80 | ||
0c09cae4 | 81 | static Double_t GetEtaCorr(const AliVTrack *track); |
5720c765 | 82 | |
8df8e382 | 83 | private: |
a823f01b | 84 | enum {kNmaxPID=30}; |
5720c765 | 85 | |
8df8e382 | 86 | DetType fDetType[kNmaxPID]; //detector type of nsigma cut |
87 | AliPID::EParticleType fPartType[kNmaxPID]; //particle type | |
88 | Float_t fNsigmaLow[kNmaxPID]; //lower nsigma bound | |
89 | Float_t fNsigmaUp[kNmaxPID]; //upper nsigma bound | |
5720c765 | 90 | Double_t fmin[kNmaxPID]; //lower cut limit |
91 | Double_t fmax[kNmaxPID]; //upper cut limit | |
8df8e382 | 92 | Bool_t fExclude[kNmaxPID]; //use as exclusion band |
93 | TF1 *fFunUpperCut[kNmaxPID];//use function as upper cut | |
94 | TF1 *fFunLowerCut[kNmaxPID];//use function as lower cut | |
95 | UChar_t fNcuts; //number of cuts | |
61d106d3 | 96 | UChar_t fRequirePIDbit[kNmaxPID]; //How to make use of the pid bit (see) |
5720c765 | 97 | UShort_t fActiveCuts[kNmaxPID]; // list of activated cuts |
88204efa | 98 | Double_t fSigmaFunLow[kNmaxPID]; // lower bound for fFunSigma |
99 | Double_t fSigmaFunUp[kNmaxPID]; // upper bound for fFunSigma | |
100 | TF1 *fFunSigma[kNmaxPID]; // use function as cut range | |
101 | ||
8df8e382 | 102 | |
5720c765 | 103 | AliPIDResponse *fPIDResponse; //! pid response object |
2a14a7b1 | 104 | |
48609e3d | 105 | static TGraph *fgFitCorr; //spline fit object to correct the nsigma deviation in the TPC electron band |
106 | static Double_t fgCorr; //!correction value for current run. Set if fgFitCorr is set and SetCorrVal(run) | |
107 | // was called | |
d327d9cd | 108 | static Double_t fgCorrdEdx; //!dEdx correction value for current run. Set if fgFitCorr is set and SetCorrVal(run) |
109 | // was called | |
5720c765 | 110 | static TF1 *fgFunEtaCorr; //function for eta correction of electron sigma |
d327d9cd | 111 | static TGraph *fgdEdxRunCorr; //run by run correction for dEdx |
8df8e382 | 112 | |
ffbede40 | 113 | Bool_t IsSelectedITS(AliVTrack * const part, Int_t icut); |
114 | Bool_t IsSelectedTPC(AliVTrack * const part, Int_t icut); | |
115 | Bool_t IsSelectedTRD(AliVTrack * const part, Int_t icut); | |
6d5dea7c | 116 | Bool_t IsSelectedTRDeleEff(AliVTrack * const part, Int_t icut, AliTRDPIDResponse::ETRDPIDMethod PIDmethod=AliTRDPIDResponse::kLQ1D); |
ffbede40 | 117 | Bool_t IsSelectedTOF(AliVTrack * const part, Int_t icut); |
5720c765 | 118 | Bool_t IsSelectedEMCAL(AliVTrack * const part, Int_t icut); |
8df8e382 | 119 | |
8df8e382 | 120 | AliDielectronPID(const AliDielectronPID &c); |
121 | AliDielectronPID &operator=(const AliDielectronPID &c); | |
122 | ||
48609e3d | 123 | ClassDef(AliDielectronPID,3) // Dielectron PID |
8df8e382 | 124 | }; |
125 | ||
8df8e382 | 126 | #endif |