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