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c04c80e6 | 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 | // QA class for TRD PID | |
17 | // Evaluate TRD PID using well identified reference tracks | |
18 | // For more information see implementation file | |
19 | // | |
c2690925 | 20 | #ifndef ALIHFETRDPIDQA_H |
21 | #define ALIHFETRDPIDQA_H | |
22 | ||
c04c80e6 | 23 | #ifndef ROOT_TNamed |
24 | #include <TNamed.h> | |
25 | #endif | |
26 | ||
27 | #ifndef ROOT_THnSparse | |
28 | #include <THnSparse.h> | |
29 | #endif | |
30 | ||
bf892a6a | 31 | #ifndef ROOT_TH2 |
32 | #include <TH2.h> | |
33 | #endif | |
34 | ||
35 | #ifndef ALIHFECOLLECTION_H | |
36 | #include "AliHFEcollection.h" | |
37 | #endif | |
38 | ||
8c1c76e9 | 39 | class TArrayD; |
bf892a6a | 40 | class TBrowser; |
c04c80e6 | 41 | class TCollection; |
42 | class TF1; | |
43 | class TGraph; | |
8c1c76e9 | 44 | class TGraphErrors; |
c04c80e6 | 45 | class TH1; |
bf892a6a | 46 | //class TH2; |
c04c80e6 | 47 | class TList; |
48 | class TObjArray; | |
49 | ||
50 | class AliAODTrack; | |
51 | class AliESDtrack; | |
52 | class AliVTrack; | |
53 | class AliHFEpidTRD; | |
54 | ||
55 | class AliHFEtrdPIDqa : public TNamed{ | |
56 | public: | |
57 | AliHFEtrdPIDqa(); | |
58 | AliHFEtrdPIDqa(const Char_t *name); | |
59 | AliHFEtrdPIDqa(const AliHFEtrdPIDqa &ref); | |
60 | AliHFEtrdPIDqa &operator=(const AliHFEtrdPIDqa &ref); | |
61 | virtual void Copy(TObject &o) const; | |
62 | virtual Long64_t Merge(TCollection *coll); | |
63 | virtual ~AliHFEtrdPIDqa(); | |
bf892a6a | 64 | |
65 | virtual void Browse(TBrowser *b); | |
66 | virtual Bool_t IsFolder() const { return kTRUE; } | |
c04c80e6 | 67 | |
c2690925 | 68 | void ProcessTracks(const TObjArray * const l, Int_t species); |
69 | void ProcessTrack(const AliVTrack *const track, Int_t species); | |
c04c80e6 | 70 | |
71 | void Init(); | |
72 | void FinishAnalysis(); | |
e3ae862b | 73 | void ShowMessages() { fShowMessage = kTRUE; } |
e156c3bb | 74 | void SetTotalChargeInSlice0() { fTotalChargeInSlice0 = kTRUE; } |
c04c80e6 | 75 | void StoreResults(const Char_t *filename = "HFEtrdPIDqa.root"); |
e156c3bb | 76 | void SaveThresholdParameters(const Char_t * filename = "TRD.Thresholds.root", Double_t lowerLimit = 0.5, Double_t upperLimit = 3.5); |
c04c80e6 | 77 | |
8c1c76e9 | 78 | TGraphErrors *GetPionEfficiency(Int_t ntracklets, Int_t eleffpercent); |
79 | TGraphErrors *GetProtonEfficiency(Int_t ntracklets, Int_t eleffpercent); | |
80 | TGraph *GetThreshold(Int_t ntracklets, Int_t eleffpercent); | |
81 | ||
82 | void DrawTracklet(Int_t tracklet, Double_t pmin = -1., Double_t pmax = -1., Bool_t doFit = kFALSE); | |
c04c80e6 | 83 | void ClearLists(); |
84 | ||
e3ae862b | 85 | Double_t EvalPionEfficiency(Int_t ntls, Int_t eEff, Double_t p); |
86 | Double_t EvalProtonEfficiency(Int_t ntls, Int_t eEff, Double_t p); | |
87 | Double_t EvalThreshold(Int_t ntls, Int_t eEff, Double_t p); | |
88 | ||
8c1c76e9 | 89 | Double_t CalculateIntegratedPionEfficiency(UInt_t nTracklets, Double_t electronEff, Double_t pmin, Double_t pmax, Double_t *error = NULL); |
90 | ||
c04c80e6 | 91 | //--------------------------------------------------- |
92 | // Getters for Histograms | |
bf892a6a | 93 | THnSparseF *GetLikelihoodHistogram() const { return fHistos ? dynamic_cast<THnSparseF *>(fHistos->Get("fLikeTRD")) : NULL; } |
94 | THnSparseF *GetQAHistogram() const { return fHistos ? dynamic_cast<THnSparseF *>(fHistos->Get("fQAtrack")) : NULL; } | |
95 | THnSparseF *GetdEdxHistogram() const { return fHistos ? dynamic_cast<THnSparseF *>(fHistos->Get("fQAdEdx")) : NULL; } | |
96 | THnSparseF *GetHistoTruncMean() const { return fHistos ? dynamic_cast<THnSparseF *>(fHistos->Get("fTRDtruncMean")) : NULL; } | |
97 | TH2 *GetSliceChargePions(Bool_t pions = kTRUE) const { | |
98 | const Char_t * species = pions ? "Pions" : "Electrons"; | |
99 | return fHistos ? dynamic_cast<TH2 *>(fHistos->Get(Form("fTRDslices%s", species))) : NULL; | |
100 | } | |
101 | AliHFEcollection *GetHistos() const { return fHistos; } | |
c04c80e6 | 102 | //--------------------------------------------------- |
103 | protected: | |
104 | // Description of the containers we use to store basic information | |
105 | // we access in the Post Processing. For all containers we have a | |
106 | // common part containing species, momentum and number of tracklets, | |
107 | // and a specific part. For both containers we define the number of | |
108 | // variables too | |
109 | enum QuantitiesCommon_t{ | |
110 | kSpecies = 0, | |
111 | kP = 1, | |
112 | kNTracklets = 2, | |
113 | kQuantitiesCommon = 3 | |
114 | }; | |
115 | enum QuantitiesLike_t{ | |
116 | kElectronLike = 3, | |
8c1c76e9 | 117 | kNClustersLike = 4, |
118 | kQuantitiesLike = 5 | |
c04c80e6 | 119 | }; |
120 | enum QuantitiesQAtrack_t{ | |
121 | kNonZeroTrackletCharge = 3, | |
122 | kNClusters = 4, | |
123 | kQuantitiesQA = 5 | |
124 | }; | |
125 | enum QuantitiesdEdx_t{ | |
3a72645a | 126 | kNclusters = 3, |
127 | kNonZeroSlices = 4, | |
128 | kdEdx = 5, | |
129 | kQuantitiesdEdx = 6 | |
c04c80e6 | 130 | }; |
131 | enum QuantitiesTruncMean_t{ | |
132 | kTPCdEdx = 3, | |
133 | kTRDdEdxMethod1 = 4, | |
134 | kTRDdEdxMethod2 = 5, | |
135 | kQuantitiesTruncMean = 6 | |
136 | }; | |
137 | ||
c2690925 | 138 | void ProcessTrackESD(const AliESDtrack * const track, Int_t species); |
139 | void ProcessTrackAOD(const AliAODTrack * const track, Int_t species); | |
c04c80e6 | 140 | |
c2690925 | 141 | void FillTRDLikelihoods(const AliESDtrack * const track, Int_t species); |
142 | void FillTRDQAplots(const AliESDtrack *const track, Int_t species); | |
c04c80e6 | 143 | |
144 | void AnalyseNTracklets(Int_t nTracklets); | |
8c1c76e9 | 145 | Double_t CalculateHadronEfficiency(const TH1 * const hadron, const TH1 *const electron, Double_t eff, Int_t &threshbin, Double_t &error); |
e156c3bb | 146 | TF1 *MakeThresholds(TGraph *input, Double_t lowerLimit, Double_t upperLimit); |
c04c80e6 | 147 | |
148 | void CreateLikelihoodHistogram(); | |
149 | void CreateQAHistogram(); | |
150 | void CreatedEdxHistogram(); | |
151 | void CreateHistoTruncatedMean(); | |
152 | ||
153 | private: | |
154 | enum{ | |
155 | kNElectronEffs = 6 | |
156 | }; | |
157 | static const Double_t fgkElectronEff[kNElectronEffs]; // Electron efficiency bins | |
158 | static const Int_t fgkNBinsCommon[kQuantitiesCommon]; // Number of bins for common quantities | |
159 | static const Double_t fgkMinBinCommon[kQuantitiesCommon]; // Bin Limits for common quantities (lower limit) | |
160 | static const Double_t fgkMaxBinCommon[kQuantitiesCommon]; // Bin Limits for common quantities (upper limit) | |
161 | AliHFEpidTRD *fTRDpid; // HFE PID for TRD | |
bf892a6a | 162 | AliHFEcollection *fHistos; // Histogram collection |
c04c80e6 | 163 | |
164 | // List for Histograms: | |
165 | TList *fPionEfficiencies; //! List for Pion efficiencies | |
166 | TList *fProtonEfficiencies; //! List for Proton efficiencies | |
167 | TList *fKaonEfficiencies; //! List for Kaon efficiencies | |
168 | ||
169 | TList *fThresholds; //! List for Threshold Graphs | |
e3ae862b | 170 | |
171 | Bool_t fShowMessage; // Display debug messages | |
e156c3bb | 172 | Bool_t fTotalChargeInSlice0; // Flag for Foreward/Backward compatibility in TRD total charge calculation |
c04c80e6 | 173 | |
bf892a6a | 174 | ClassDef(AliHFEtrdPIDqa, 3) // QA class for TRD PID |
c04c80e6 | 175 | }; |
176 | #endif | |
177 |