1 #ifndef ALICONVERSIONMESONCUTS_H
2 #define ALICONVERSIONMESONCUTS_H
4 // Class handling all kinds of selection cuts for Gamma Conversion analysis
5 // Authors: Svein Lindal, Daniel Lohner *
7 #include "AliAODpidUtil.h"
8 #include "AliConversionPhotonBase.h"
9 #include "AliAODConversionMother.h"
10 #include "AliAODTrack.h"
11 #include "AliESDtrack.h"
12 #include "AliVTrack.h"
13 #include "AliAODTrack.h"
15 #include "AliAnalysisCuts.h"
20 class AliConversionPhotonBase;
25 class AliAnalysisCuts;
28 class AliAnalysisManager;
33 class AliConversionMesonCuts : public AliAnalysisCuts {
42 kDegreesForRotationMethod,
53 Bool_t SetCutIds(TString cutString);
55 Bool_t SetCut(cutIds cutID, Int_t cut);
56 Bool_t UpdateCutString();
58 static const char * fgkCutNames[kNCuts];
60 Bool_t InitializeCutsFromCutString(const TString analysisCutSelection);
61 void FillElectonLabelArray(AliAODConversionPhoton* photon, Int_t nV0);
63 AliConversionMesonCuts(const char *name="MesonCuts", const char * title="Meson Cuts");
64 AliConversionMesonCuts(const AliConversionMesonCuts&);
65 AliConversionMesonCuts& operator=(const AliConversionMesonCuts&);
67 virtual ~AliConversionMesonCuts(); //virtual destructor
69 virtual Bool_t IsSelected(TObject* /*obj*/){return kTRUE;}
70 virtual Bool_t IsSelected(TList* /*list*/) {return kTRUE;}
72 TString GetCutNumber();
75 Bool_t MesonIsSelected(AliAODConversionMother *pi0,Bool_t IsSignal=kTRUE, Double_t fRapidityShift=0.);
76 Bool_t MesonIsSelectedMC(TParticle *fMCMother,AliStack *fMCStack, Double_t fRapidityShift=0.);
77 Bool_t MesonIsSelectedMCDalitz(TParticle *fMCMother,AliStack *fMCStack, Double_t fRapidityShift=0.);
78 Bool_t MesonIsSelectedMCChiC(TParticle *fMCMother,AliStack *fMCStack, Int_t &, Int_t &, Int_t &, Double_t fRapidityShift=0. );
81 void InitCutHistograms(TString name="");
82 void SetFillCutHistograms(TString name=""){if(!fHistograms){InitCutHistograms(name);};}
83 TList *GetCutHistograms(){return fHistograms;}
84 void SmearParticle(AliAODConversionPhoton * photon);
87 Bool_t RejectSharedElectronV0s(AliAODConversionPhoton* photon, Int_t nV0, Int_t nV0s);
88 Bool_t RejectToCloseV0s(AliAODConversionPhoton* photon, TList *photons, Int_t nV0);
89 // Set Individual Cuts
90 Bool_t SetRCut(Int_t RCut);
91 Bool_t SetMesonKind(Int_t mesonKind);
92 Bool_t SetChi2MesonCut(Int_t chi2MesonCut);
93 Bool_t SetAlphaMesonCut(Int_t alphaMesonCut);
94 Bool_t SetRapidityMesonCut(Int_t RapidityMesonCut);
95 Bool_t SetBackgroundScheme(Int_t BackgroundScheme);
96 Bool_t SetNDegreesForRotationMethod(Int_t DegreesForRotationMethod);
97 Bool_t SetNumberOfBGEvents(Int_t NumberOfBGEvents);
98 Bool_t SetMCPSmearing(Int_t useMCPSmearing);
99 Bool_t SetSharedElectronCut(Int_t sharedElec);
100 Bool_t SetToCloseV0sCut(Int_t toClose);
104 Bool_t UseRotationMethod(){return fUseRotationMethodInBG;}
105 Bool_t UseTrackMultiplicity(){return fUseTrackMultiplicityForBG;}
106 Int_t GetNumberOfBGEvents(){return fNumberOfBGEvents;}
107 Int_t NDegreesRotation(){return fnDegreeRotationPMForBG;}
108 Bool_t DoBGCalculation(){return fDoBG;}
109 Bool_t DoBGProbability(){return fdoBGProbability;}
110 Bool_t UseElecSharingCut(){return fDoSharedElecCut;}
111 Bool_t UseToCloseV0sCut(){return fDoToCloseV0sCut;}
112 Bool_t UseMCPSmearing(){return fUseMCPSmearing;}
113 Int_t BackgroundHandlerType(){return fBackgroundHandler;}
119 Double_t fMaxR; //r cut
120 Double_t fChi2CutMeson; //chicut meson
121 Double_t fAlphaMinCutMeson; // min value for meson alpha cut
122 Double_t fAlphaCutMeson; // max value for meson alpha cut
123 Double_t fRapidityCutMeson; // max value for meson rapidity
124 Bool_t fUseRotationMethodInBG; // flag to apply rotation method for meson bg estimation
125 Bool_t fDoBG; // flag to intialize BG
126 Bool_t fdoBGProbability; // flag to use probability method for meson bg estimation
127 Bool_t fUseTrackMultiplicityForBG; // flag to use track multiplicity for meson bg estimation (else V0 mult)
128 Int_t fnDegreeRotationPMForBG; //
129 Int_t fNumberOfBGEvents; //
130 Float_t fOpeningAngle; // min opening angle for meson
131 Bool_t fDoToCloseV0sCut; //
132 Double_t fminV0Dist; //
133 Bool_t fDoSharedElecCut; //
134 Bool_t fUseMCPSmearing; // flag
135 Double_t fPBremSmearing;//
136 Double_t fPSigSmearing; //
137 Double_t fPSigSmearingCte; //
140 Int_t fElectronLabelArraySize;
141 Int_t *fElectronLabelArray; //[fElectronLabelArraySize] Array with elec/pos v0 label
142 Int_t fBackgroundHandler; //
145 TObjString *fCutString; // cut number used for analysis
146 TH1F *hMesonCuts; // bookkeeping for meson cuts
147 TH1F *hMesonBGCuts; // bookkeeping for meson bg cuts
153 ClassDef(AliConversionMesonCuts,3)