1 #ifndef ALIQUARKONIAEFFICIENCY_H
2 #define ALIQUARKONIAEFFICIENCY_H
6 //===================================================================
7 // Class AliQuarkoniaEfficiency
9 // This class will provide the quarkonia reconstruction efficiency
10 // in ALICE without acceptance consideration
11 // for different resonances :
17 // for some vector mesons :
20 // different decay channels:
23 // different trigger configurations:
24 // kSinglePlusLpt, kSinglePlusHpt, kSinglePlusApt,
25 // kSingleMinusLpt, kSingleMinusHpt, kSingleMinusApt,
26 // kSingleUndefLpt, kSingleUndefHpt, kSingleUndefApt,
27 // kPairUnlikeLpt, kPairUnlikeHpt, kPairUnlikeApt,
28 // kPairLikeLpt, kPairLikeHpt, kPairLikeApt
29 // different parameterizations:
35 // Reconstruction efficiency has been evaluated by means of a flat
36 // y and pt distribution of quarkonia in -4 < y < -2.5,
37 // 0 < pt < 20 GeV/c. Weights have been used to evaluate the
38 // reconstruction efficiency in different parameterizations.
41 //===================================================================
48 class AliQuarkoniaEfficiency : public TNamed{
52 enum quarkonia{kJpsi, kPsiP, kUpsilon, kUpsilonP, kUpsilonPP, kOmega, kPhi};
53 enum decay{kDimuon, kDielectron};
54 enum parameterization{kFlat, kCDFscaled, kCDFscaledPP};
55 enum trigger{kSinglePlusLpt, kSinglePlusHpt, kSinglePlusApt,
56 kSingleMinusLpt, kSingleMinusHpt, kSingleMinusApt,
57 kSingleUndefLpt, kSingleUndefHpt, kSingleUndefApt,
58 kPairUnlikeLpt, kPairUnlikeHpt, kPairUnlikeApt,
59 kPairLikeLpt, kPairLikeHpt, kPairLikeApt };
62 AliQuarkoniaEfficiency(Int_t quarkoniaResonance=kJpsi, Int_t decayChannel=kDimuon, Int_t simParameterization=kCDFscaledPP);
63 virtual ~AliQuarkoniaEfficiency();
66 TH2F* GetEfficiencyHisto() const;
67 void GetEfficiency(Float_t rap, Float_t pT, Double_t & eff, Double_t & error);
69 void SetEfficiencyFileName(char * efficiencyFileName) { fEfficiencyFileName = efficiencyFileName; }
70 void SetQuarkoniaResonance(Int_t quarkoniaResonance = kJpsi) { fQuarkoniaResonance= quarkoniaResonance;}
71 void SetDecayChannel(Int_t decayChannel = kDimuon) { fDecayChannel = decayChannel;}
72 void SetSimulatedParameterization(Int_t simParameterization = kCDFscaledPP) {
73 fParameterization = simParameterization;
75 void SetTrigger(Bool_t trig = kFALSE, Int_t triggerType = kPairUnlikeApt){
76 fTrigger = trig; fTriggerType = triggerType;
81 AliQuarkoniaEfficiency(const AliQuarkoniaEfficiency& rhs);
82 AliQuarkoniaEfficiency& operator=(const AliQuarkoniaEfficiency& rhs);
84 TString fEfficiencyFileName; // Name of the efficiency root file
85 Int_t fQuarkoniaResonance; // Resonance Acceptance
86 Int_t fDecayChannel; // Studied decay channel
87 Int_t fParameterization; // Quarkonia simulated parameterization
88 Int_t fTriggerType; // Trigger type to be considered
89 Bool_t fTrigger; // Boolean to decide if consider or not trigger
90 TH2F * fEfficiency; // Efficiency histogram
92 ClassDef(AliQuarkoniaEfficiency,1)