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624c07ab | 1 | #ifndef ALIANALYSISTASKSECHARMFRACTION_H |
2 | #define ALIANALYSISTASKSECHARMFRACTION_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 | // Class AliAnalysisTaskSECharmFraction | |
9 | // AliAnalysisTask for the extraction of the fraction of prompt charm | |
10 | // using the charm hadron impact parameter to the primary vertex | |
ac4c229c | 11 | // |
12 | // | |
d39e8f99 | 13 | // Author: Andrea Rossi andrea.rossi@pd.infn.it |
624c07ab | 14 | //************************************************************************* |
15 | ||
16 | class TH1F; | |
17 | class TH2F; | |
18 | class AliAODDEvent; | |
19 | class AliAODMCHeader; | |
20 | class AliAODRecoDecayHF2Prong; | |
21 | class AliAODRecoDecayHF; | |
22 | class AliAODMCParticle; | |
ac4c229c | 23 | class AliAnalysisVertexingHF; |
e047b348 | 24 | class AliRDHFCutsD0toKpi; |
bd0c851a | 25 | class AliNormalizationCounter; |
26 | ||
624c07ab | 27 | #include "AliAnalysisTaskSE.h" |
28 | ||
29 | class AliAnalysisTaskSECharmFraction : public AliAnalysisTaskSE { | |
30 | public: | |
31 | AliAnalysisTaskSECharmFraction(); | |
32 | AliAnalysisTaskSECharmFraction(const char *name); | |
e047b348 | 33 | AliAnalysisTaskSECharmFraction(const char *name,AliRDHFCutsD0toKpi *cutsA,AliRDHFCutsD0toKpi *cutsB); |
34 | ||
624c07ab | 35 | virtual ~AliAnalysisTaskSECharmFraction(); |
e047b348 | 36 | |
624c07ab | 37 | // Implementation of interface methods |
38 | virtual void UserCreateOutputObjects(); | |
39 | virtual void Init(); | |
40 | virtual void LocalInit() {Init();} | |
41 | virtual void UserExec(Option_t *option); | |
42 | virtual void Terminate(Option_t *option); | |
bf74e6db | 43 | void SetReadMC(Bool_t readMC=kTRUE){fReadMC=readMC;} |
cc3209fb | 44 | void SetSplitMassD0D0bar(Bool_t splitD0D0bar=kTRUE){fsplitMassD0D0bar=splitD0D0bar;} |
45 | Bool_t GetIsSplitMassD0D0bar(){return fsplitMassD0D0bar;} | |
e047b348 | 46 | void SetUsePID(Bool_t pid){fusePID=pid;} |
47 | void SetAnalyzeLikeSign(Bool_t likesign=kFALSE){fLikeSign=likesign;} | |
48 | void SetNMaxTrForVtx(const Int_t ntrMaxforVtx){fNtrMaxforVtx=ntrMaxforVtx;} | |
49 | Int_t GetNMaxTrForVtx(){return fNtrMaxforVtx;} | |
50 | void SetPtBins(Int_t nbins,const Float_t *ptbins); | |
c387e585 | 51 | void SetSignalInvMassCut(const Double_t signalInvMassCut=0.027){fsignalInvMassCut=signalInvMassCut;} |
52 | void SetLargeInvMassCut(const Double_t largeInvMassCut=2.){flargeInvMassCut=largeInvMassCut;} | |
53 | void SetSideBandInvMassCut(const Double_t sidebandInvMassCut=0.054){// default value ~ 2x3 times inv mass resol.: a factor 2 is applied w.r.t. 3sigma, should be safe enough to exclude most of the reflections | |
624c07ab | 54 | fsidebandInvMassCut=sidebandInvMassCut; |
55 | } | |
c387e585 | 56 | void SetSideBandInvMassWindow(const Double_t sidebandInvMassWindow=0.108){//~ 6 times inv. mass resol. |
624c07ab | 57 | fsidebandInvMassWindow=sidebandInvMassWindow; |
ac4c229c | 58 | } |
e047b348 | 59 | void SetAcceptanceCut(const Double_t eta=0.8,const Double_t nITSpoints=5.,const Double_t nSPDpoints=2.){fAcceptanceCuts[0]=eta;fAcceptanceCuts[1]=nITSpoints;fAcceptanceCuts[2]=nSPDpoints;} |
ac4c229c | 60 | void SetStandardMassSelection(); |
624c07ab | 61 | Int_t SetStandardCuts(Double_t pt,Double_t invMassCut); |
e047b348 | 62 | Int_t SetStandardCuts(Float_t *&ptbinlimits); |
624c07ab | 63 | void CheckInvMassD0(AliAODRecoDecayHF2Prong *d,Double_t &invMassD0,Double_t &invMassD0bar,Bool_t &isPeakD0,Bool_t &isPeakD0bar,Bool_t &isSideBandD0,Bool_t &isSideBandD0bar); |
d39e8f99 | 64 | void SetAnalysisLevel(Int_t level){fFastAnalysis=level;} |
65 | Int_t GetAnalysisLevel(){return fFastAnalysis;} | |
ac4c229c | 66 | AliAODRecoDecayHF *GetD0toKPiSignalType(const AliAODRecoDecayHF2Prong *d,TClonesArray *arrayMC,Int_t &signaltype,Double_t &massMumTrue,Double_t *primaryVtx); |
67 | AliAODRecoDecayHF* ConstructFakeTrueSecVtx(const AliAODMCParticle *b1,const AliAODMCParticle *b2,const AliAODMCParticle *mum,Double_t *primaryVtxTrue); | |
68 | void SetUseMC(Bool_t useMC){fUseMC=useMC;} | |
e047b348 | 69 | Bool_t SpecialSelD0(AliAODRecoDecayHF2Prong *d,Int_t &nusedforVtx); |
77ed0cdb | 70 | Bool_t FillAziList(AliAODEvent *aod,Double_t azilist[30000],Int_t trkIDlist[30000],Int_t &nprim)const; |
71 | void FillAziHistos(AliAODRecoDecayHF2Prong *d,TList *&list,Int_t ptbin,Double_t azilist[30000],Int_t trkIDlist[30000],Int_t nprim,Int_t okD0,Int_t okD0bar,Bool_t isPeakD0,Bool_t isPeakD0bar,Bool_t isSideBandD0,Bool_t isSideBandD0bar)const; | |
72 | ||
e047b348 | 73 | AliAODVertex* GetPrimaryVtxSkipped(AliAODEvent *aodev,AliAODRecoDecayHF2Prong *d); |
74 | ||
75 | /* ######### THE FOLLOWING IS FOR FURTHER IMPLEMENATION ############ | |
76 | Int_t GetPtBin(Double_t pt)const; | |
77 | void SetD0Cuts(Int_t ptbin,Double_t &*d0cutsLoose,Double_t &*d0cutsTight); | |
78 | ||
79 | // void InvMassSelection(); | |
80 | ||
81 | void SetCheckMC(Bool_t checkMC){fcheckMC=checkMC;} | |
82 | void SetCheckMC_D0(Bool_t check_D0){fcheckMCD0=check_D0;} | |
83 | void SetCheckMC_2prongs(Bool_t check2prongs){fcheckMC2prongs=check2prongs;} | |
84 | void SetCheckMC_prompt(Bool_t checkprompt){fcheckMCprompt=checkprompt;} | |
85 | void SetCheckMC_fromB(Bool_t checkfromB){fcheckMCfromB=checkfromB;} | |
86 | void SetCheckMC_fromDstar(Bool_t skipD0star){fSkipD0star=skipD0star;} | |
87 | void SetUseCuts(Bool_t usecuts){fD0usecuts=usecuts;} | |
88 | void SetSideBands(Double_t sideband){fSideBands=sideband;} | |
89 | void SetStudyPureBackground(Bool_t back){fStudyPureBackground=back;} | |
624c07ab | 90 | */ |
e047b348 | 91 | AliRDHFCutsD0toKpi* GetLooseCut(){ |
92 | return fCutsLoose; | |
93 | } | |
94 | AliRDHFCutsD0toKpi* GetTightCut(){ | |
95 | return fCutsTight; | |
96 | } | |
97 | /* void SetCutFunction(Int_t (*setcuts)(AliAnalysisTaskSECharmFraction*,Double_t,Double_t)){ | |
98 | fSetCuts=setcuts; | |
99 | fStandCuts=kFALSE; | |
100 | } | |
101 | */ | |
102 | // Int_t SetCuts(AliAnalysisTaskSECharmFraction *alchfr,Double_t pt,Double_t invMassCut); | |
103 | ||
624c07ab | 104 | private: |
d39e8f99 | 105 | Bool_t FillHistos(AliAODRecoDecayHF2Prong *d,TList *&list,Int_t ptbin,Int_t okD0,Int_t okD0bar,Double_t invMassD0,Double_t invMassD0bar,Bool_t isPeakD0,Bool_t isPeakD0bar,Bool_t isSideBandD0,Bool_t isSideBandD0bar,Double_t massmumtrue,AliAODRecoDecayHF *aodDMC,Double_t *vtxTrue); |
e047b348 | 106 | void FillHistoMCproperties(TClonesArray *arrayMC); |
107 | ||
108 | AliRDHFCutsD0toKpi *fCutsLoose; // Loose cuts object | |
109 | AliRDHFCutsD0toKpi *fCutsTight; // Vertexer heavy flavour | |
d39e8f99 | 110 | Int_t fFastAnalysis; // Level of analysis speed: default is 1, switch it to 2 to fill the THnSparse |
bf74e6db | 111 | Bool_t fReadMC; // Flag To switch on/off access to MC |
cc3209fb | 112 | Bool_t fsplitMassD0D0bar; // Flag to use two shistos for D0 and D0bar invariant masses |
e047b348 | 113 | Bool_t fLikeSign; // Flag to analyse Like Sign array |
114 | Bool_t fusePID; // Flag to use PID | |
624c07ab | 115 | Double_t fmD0PDG; // MC D0 mass |
116 | Int_t fnbins; // Number of pt bins | |
e047b348 | 117 | Float_t *fptbins; //[fnbins] ptbins |
118 | Int_t fNtrMaxforVtx; // N Max acceptable tracks used for vertex (0,1,2) | |
119 | Double_t fptAll; //!Sum of pt of the reco tracks | |
120 | Double_t fptAllSq; //!Sum of the square of the pt of the reco tracks | |
121 | Double_t fptMax[3]; //!Three largest track pt in the event | |
c387e585 | 122 | Double_t fAcceptanceCuts[3]; // array with acceptance cuts |
624c07ab | 123 | Double_t fsignalInvMassCut; // invariant mass cut to define signal region |
124 | Double_t flargeInvMassCut; // invariant mass cut to accept all inv mass window | |
125 | Double_t fsidebandInvMassCut; // invariant mass cut to define side band region lower limit | |
126 | Double_t fsidebandInvMassWindow; // invariant mass cut to define side band region width | |
127 | Bool_t fUseMC; // flag to use or not MC info | |
77ed0cdb | 128 | Bool_t fCleanCandOwnVtx; // flag to switch on/off cleaning of the candidate own vtx |
ac4c229c | 129 | TH1F *fNentries; //!histo for #AOD analysed, container 1 |
130 | TH1F *fSignalType; //!histo for the type of MC signal , container 2 | |
131 | TH1F *fSignalTypeLsCuts; //!histo for the type of MC signal with loose cuts , container 3 | |
132 | TH1F *fSignalTypeTghCuts; //!histo for the type of MC signal with tight cuts, container 4 | |
bd0c851a | 133 | AliNormalizationCounter *fCounter; //!counter for the normalization |
e047b348 | 134 | TList *flistMCproperties; //!TLists for MC properties of D0 w.r.t. B mesons and c quarks cntainer 5 |
135 | TList *flistNoCutsSignal; //!TList for signal (D prompt) with nocuts, container 6 | |
136 | TList *flistNoCutsBack; //!TList for background with nocuts, container 7 | |
137 | TList *flistNoCutsFromB; //!TList for D from B or D from Dstar from Bwith nocuts, container 8 | |
138 | TList *flistNoCutsFromDstar; //!TList for D from Dstar with nocuts, container 9 | |
139 | TList *flistNoCutsOther; //!TList for others with nocuts, container 10 | |
140 | TList *flistLsCutsSignal; //!TList for signal (D prompt) with loose cuts, container 11 | |
141 | TList *flistLsCutsBack; //!TList for background with loose cuts, container 12 | |
142 | TList *flistLsCutsFromB; //!TList for D from B or D from Dstar from B with loose cuts, container 13 | |
143 | TList *flistLsCutsFromDstar; //!TList for D from Dstar with loose cuts, container 14 | |
144 | TList *flistLsCutsOther; //!TList for others with loose cuts, container 15 | |
145 | TList *flistTghCutsSignal; //!TList for signal (D prompt) with tight cuts, container 16 | |
146 | TList *flistTghCutsBack; //!TList for backgrnd with tight cuts, container 17 | |
147 | TList *flistTghCutsFromB; //!TList for D from B or D from Dstar from Bwith tight cuts, container 18 | |
148 | TList *flistTghCutsFromDstar; //!TList for D from Dstar Dstar with tight cuts, container 19 | |
149 | TList *flistTghCutsOther; //!TList for others with tight cuts, container 20 | |
624c07ab | 150 | /* Bool_t fD0usecuts; // Switch on the use of the cuts TO BE IMPLEMENTED |
151 | Bool_t fcheckMC; // Switch on MC check: minimum check is same mother TO BE IMPLEMENTED | |
152 | Bool_t fcheckMCD0; // check the mother is a D0 TO BE IMPLEMENTED | |
153 | Bool_t fcheckMC2prongs; // check the decay is in two prongs TO BE IMPLEMENTED | |
154 | Bool_t fcheckMCprompt; // check the D0 comes from a c quark TO BE IMPLEMENTED | |
155 | Bool_t fcheckMCfromB; // check the D0 comes from a b quark TO BE IMPLEMENTED | |
156 | Bool_t fSkipD0star; // skip if D0 comes from a D* TO BE IMPLEMENTED | |
157 | Bool_t fStudyd0fromBTrue; // Flag for analyze true impact par of D0 from B TO BE IMPLEMENTED | |
158 | Bool_t fStudyPureBackground; // Flag to study the background (reverse the selection on the signal) TO BE IMPLEMENTED | |
159 | Double_t fSideBands; //Side bands selection (see cxx) TO BE IMPLEMENTED | |
160 | */ | |
161 | AliAnalysisTaskSECharmFraction(const AliAnalysisTaskSECharmFraction&); // not implemented | |
162 | AliAnalysisTaskSECharmFraction& operator=(const AliAnalysisTaskSECharmFraction&); // not implemented | |
163 | ||
bd0c851a | 164 | ClassDef(AliAnalysisTaskSECharmFraction,3); // analysis task for prompt charm fraction |
624c07ab | 165 | }; |
166 | ||
167 | #endif |