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c683985a | 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 | |
11 | // | |
12 | // | |
13 | // Author: Andrea Rossi andrea.rossi@pd.infn.it | |
14 | //************************************************************************* | |
15 | ||
16 | class TH1F; | |
17 | class TH2F; | |
18 | class AliAODDEvent; | |
19 | class AliAODMCHeader; | |
20 | class AliAODRecoDecayHF2Prong; | |
21 | class AliAODRecoDecayHF; | |
22 | class AliAODMCParticle; | |
23 | class AliAnalysisVertexingHF; | |
24 | class AliRDHFCutsD0toKpi; | |
25 | class AliNormalizationCounter; | |
26 | class AliVertexingHFUtils; | |
27 | ||
28 | #include "AliAnalysisTaskSE.h" | |
29 | ||
30 | class AliAnalysisTaskSECharmFraction : public AliAnalysisTaskSE { | |
31 | public: | |
32 | AliAnalysisTaskSECharmFraction(); | |
33 | AliAnalysisTaskSECharmFraction(const char *name); | |
34 | AliAnalysisTaskSECharmFraction(const char *name,AliRDHFCutsD0toKpi *cutsA,AliRDHFCutsD0toKpi *cutsB); | |
35 | ||
36 | virtual ~AliAnalysisTaskSECharmFraction(); | |
37 | ||
38 | // Implementation of interface methods | |
39 | virtual void UserCreateOutputObjects(); | |
40 | virtual void Init(); | |
41 | virtual void LocalInit() {Init();} | |
42 | virtual void UserExec(Option_t *option); | |
43 | virtual void Terminate(Option_t *option); | |
44 | void SetReadMC(Bool_t readMC=kTRUE){fReadMC=readMC;} | |
45 | void SetSplitMassD0D0bar(Bool_t splitD0D0bar=kTRUE){fsplitMassD0D0bar=splitD0D0bar;} | |
46 | Bool_t GetIsSplitMassD0D0bar(){return fsplitMassD0D0bar;} | |
47 | void SetUsePID(Bool_t pid){fusePID=pid;} | |
48 | void SetAnalyzeLikeSign(Bool_t likesign=kFALSE){fLikeSign=likesign;} | |
49 | void SetNMaxTrForVtx(const Int_t ntrMaxforVtx){fNtrMaxforVtx=ntrMaxforVtx;} | |
50 | Int_t GetNMaxTrForVtx(){return fNtrMaxforVtx;} | |
51 | void SetPtBins(Int_t nbins,const Float_t *ptbins); | |
52 | void SetSignalInvMassCut(const Double_t signalInvMassCut=0.027){fsignalInvMassCut=signalInvMassCut;} | |
53 | void SetLargeInvMassCut(const Double_t largeInvMassCut=2.){flargeInvMassCut=largeInvMassCut;} | |
54 | 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 | |
55 | fsidebandInvMassCut=sidebandInvMassCut; | |
56 | } | |
57 | void SetSideBandInvMassWindow(const Double_t sidebandInvMassWindow=0.108){//~ 6 times inv. mass resol. | |
58 | fsidebandInvMassWindow=sidebandInvMassWindow; | |
59 | } | |
60 | 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;} | |
61 | void SetStandardMassSelection(); | |
62 | Int_t SetStandardCuts(Double_t pt,Double_t invMassCut); | |
63 | Int_t SetStandardCuts(Float_t *&ptbinlimits); | |
64 | void CheckInvMassD0(AliAODRecoDecayHF2Prong *d,Double_t &invMassD0,Double_t &invMassD0bar,Bool_t &isPeakD0,Bool_t &isPeakD0bar,Bool_t &isSideBandD0,Bool_t &isSideBandD0bar); | |
65 | void SetAnalysisLevel(Int_t level){fFastAnalysis=level;} | |
66 | void SetCheckBitD0flag(Bool_t checkfl){fcheckD0Bit=checkfl;} | |
67 | Bool_t GetCheckBitD0flag(){return fcheckD0Bit;} | |
68 | Int_t GetAnalysisLevel(){return fFastAnalysis;} | |
69 | Int_t CheckOrigin(const TClonesArray* arrayMC, const AliAODMCParticle *mcPartCandidate)const; | |
70 | AliAODRecoDecayHF *GetD0toKPiSignalType(const AliAODRecoDecayHF2Prong *d,TClonesArray *arrayMC,Int_t &signaltype,Double_t &massMumTrue,Double_t *primaryVtx); | |
71 | AliAODRecoDecayHF *GetD0toKPiSignalTypeObsolete(const AliAODRecoDecayHF2Prong *d,TClonesArray *arrayMC,Int_t &signaltype,Double_t &massMumTrue,Double_t *primaryVtx); | |
72 | AliAODRecoDecayHF* ConstructFakeTrueSecVtx(const AliAODMCParticle *b1,const AliAODMCParticle *b2,const AliAODMCParticle *mum,Double_t *primaryVtxTrue); | |
73 | void SetUseMC(Bool_t useMC){fUseMC=useMC;} | |
74 | Bool_t SpecialSelD0(AliAODRecoDecayHF2Prong *d,Int_t &nusedforVtx); | |
75 | Bool_t FillAziList(AliAODEvent *aod,Double_t azilist[30000],Int_t trkIDlist[30000],Int_t &nprim)const; | |
76 | 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; | |
77 | ||
78 | AliAODVertex* GetPrimaryVtxSkipped(AliAODEvent *aodev,AliAODRecoDecayHF2Prong *d); | |
79 | void SetRejecCandidateMCUpgrade(Bool_t selection){fselectForUpgrade=selection;} | |
80 | void SetSkipEventSelection(Bool_t skip){fskipEventSelection=skip;} | |
81 | void SetMaxZvtxForSkipEventSelection(Double_t zmax){fZvtxUpgr=zmax;} | |
82 | /* ######### THE FOLLOWING IS FOR FURTHER IMPLEMENATION ############ | |
83 | Int_t GetPtBin(Double_t pt)const; | |
84 | void SetD0Cuts(Int_t ptbin,Double_t &*d0cutsLoose,Double_t &*d0cutsTight); | |
85 | ||
86 | // void InvMassSelection(); | |
87 | ||
88 | void SetCheckMC(Bool_t checkMC){fcheckMC=checkMC;} | |
89 | void SetCheckMC_D0(Bool_t check_D0){fcheckMCD0=check_D0;} | |
90 | void SetCheckMC_2prongs(Bool_t check2prongs){fcheckMC2prongs=check2prongs;} | |
91 | void SetCheckMC_prompt(Bool_t checkprompt){fcheckMCprompt=checkprompt;} | |
92 | void SetCheckMC_fromB(Bool_t checkfromB){fcheckMCfromB=checkfromB;} | |
93 | void SetCheckMC_fromDstar(Bool_t skipD0star){fSkipD0star=skipD0star;} | |
94 | void SetUseCuts(Bool_t usecuts){fD0usecuts=usecuts;} | |
95 | void SetSideBands(Double_t sideband){fSideBands=sideband;} | |
96 | void SetStudyPureBackground(Bool_t back){fStudyPureBackground=back;} | |
97 | */ | |
98 | AliRDHFCutsD0toKpi* GetLooseCut(){ | |
99 | return fCutsLoose; | |
100 | } | |
101 | AliRDHFCutsD0toKpi* GetTightCut(){ | |
102 | return fCutsTight; | |
103 | } | |
104 | /* void SetCutFunction(Int_t (*setcuts)(AliAnalysisTaskSECharmFraction*,Double_t,Double_t)){ | |
105 | fSetCuts=setcuts; | |
106 | fStandCuts=kFALSE; | |
107 | } | |
108 | */ | |
109 | // Int_t SetCuts(AliAnalysisTaskSECharmFraction *alchfr,Double_t pt,Double_t invMassCut); | |
110 | ||
111 | private: | |
112 | 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); | |
113 | void FillHistoMCproperties(TClonesArray *arrayMC); | |
114 | ||
115 | AliRDHFCutsD0toKpi *fCutsLoose; // Loose cuts object | |
116 | AliRDHFCutsD0toKpi *fCutsTight; // Vertexer heavy flavour | |
117 | Int_t fFastAnalysis; // Level of analysis speed: default is 1, switch it to 2 to fill the THnSparse | |
118 | Bool_t fReadMC; // Flag To switch on/off access to MC | |
119 | Bool_t fcheckD0Bit; // Flag to check the D0 bit flag | |
120 | Bool_t fsplitMassD0D0bar; // Flag to use two shistos for D0 and D0bar invariant masses | |
121 | Bool_t fLikeSign; // Flag to analyse Like Sign array | |
122 | Bool_t fusePID; // Flag to use PID | |
123 | Double_t fmD0PDG; // MC D0 mass | |
124 | Int_t fnbins; // Number of pt bins | |
125 | Float_t *fptbins; //[fnbins] ptbins | |
126 | Int_t fNtrMaxforVtx; // N Max acceptable tracks used for vertex (0,1,2) | |
127 | Double_t fptAll; //!Sum of pt of the reco tracks | |
128 | Double_t fptAllSq; //!Sum of the square of the pt of the reco tracks | |
129 | Double_t fptMax[3]; //!Three largest track pt in the event | |
130 | Double_t fAcceptanceCuts[3]; // array with acceptance cuts | |
131 | Double_t fsignalInvMassCut; // invariant mass cut to define signal region | |
132 | Double_t flargeInvMassCut; // invariant mass cut to accept all inv mass window | |
133 | Double_t fsidebandInvMassCut; // invariant mass cut to define side band region lower limit | |
134 | Double_t fsidebandInvMassWindow; // invariant mass cut to define side band region width | |
135 | Bool_t fUseMC; // flag to use or not MC info | |
136 | Bool_t fCleanCandOwnVtx; // flag to switch on/off cleaning of the candidate own vtx | |
137 | TH1F *fNentries; //!histo for #AOD analysed, container 1 | |
138 | TH1F *fSignalType; //!histo for the type of MC signal , container 2 | |
139 | TH1F *fSignalTypeLsCuts; //!histo for the type of MC signal with loose cuts , container 3 | |
140 | TH1F *fSignalTypeTghCuts; //!histo for the type of MC signal with tight cuts, container 4 | |
141 | AliNormalizationCounter *fCounter; //!counter for the normalization | |
142 | TList *flistMCproperties; //!TLists for MC properties of D0 w.r.t. B mesons and c quarks cntainer 5 | |
143 | TList *flistNoCutsSignal; //!TList for signal (D prompt) with nocuts, container 6 | |
144 | TList *flistNoCutsBack; //!TList for background with nocuts, container 7 | |
145 | TList *flistNoCutsFromB; //!TList for D from B or D from Dstar from Bwith nocuts, container 8 | |
146 | TList *flistNoCutsFromDstar; //!TList for D from Dstar with nocuts, container 9 | |
147 | TList *flistNoCutsOther; //!TList for others with nocuts, container 10 | |
148 | TList *flistLsCutsSignal; //!TList for signal (D prompt) with loose cuts, container 11 | |
149 | TList *flistLsCutsBack; //!TList for background with loose cuts, container 12 | |
150 | TList *flistLsCutsFromB; //!TList for D from B or D from Dstar from B with loose cuts, container 13 | |
151 | TList *flistLsCutsFromDstar; //!TList for D from Dstar with loose cuts, container 14 | |
152 | TList *flistLsCutsOther; //!TList for others with loose cuts, container 15 | |
153 | TList *flistTghCutsSignal; //!TList for signal (D prompt) with tight cuts, container 16 | |
154 | TList *flistTghCutsBack; //!TList for backgrnd with tight cuts, container 17 | |
155 | TList *flistTghCutsFromB; //!TList for D from B or D from Dstar from Bwith tight cuts, container 18 | |
156 | TList *flistTghCutsFromDstar; //!TList for D from Dstar Dstar with tight cuts, container 19 | |
157 | TList *flistTghCutsOther; //!TList for others with tight cuts, container 20 | |
158 | AliVertexingHFUtils *fVertUtil; // vertexing HF Util | |
159 | Bool_t fselectForUpgrade; // switch to reject candidates from HIJING and not Pythia for upgrade studies | |
160 | Bool_t fskipEventSelection; // switch to skip event selection (for upgrade studies) | |
161 | Double_t fZvtxUpgr; // cut value on max zvtx used ONLY if fskipEventSelection is kTRUE | |
162 | /* Bool_t fD0usecuts; // Switch on the use of the cuts TO BE IMPLEMENTED | |
163 | Bool_t fcheckMC; // Switch on MC check: minimum check is same mother TO BE IMPLEMENTED | |
164 | Bool_t fcheckMCD0; // check the mother is a D0 TO BE IMPLEMENTED | |
165 | Bool_t fcheckMC2prongs; // check the decay is in two prongs TO BE IMPLEMENTED | |
166 | Bool_t fcheckMCprompt; // check the D0 comes from a c quark TO BE IMPLEMENTED | |
167 | Bool_t fcheckMCfromB; // check the D0 comes from a b quark TO BE IMPLEMENTED | |
168 | Bool_t fSkipD0star; // skip if D0 comes from a D* TO BE IMPLEMENTED | |
169 | Bool_t fStudyd0fromBTrue; // Flag for analyze true impact par of D0 from B TO BE IMPLEMENTED | |
170 | Bool_t fStudyPureBackground; // Flag to study the background (reverse the selection on the signal) TO BE IMPLEMENTED | |
171 | Double_t fSideBands; //Side bands selection (see cxx) TO BE IMPLEMENTED | |
172 | */ | |
173 | AliAnalysisTaskSECharmFraction(const AliAnalysisTaskSECharmFraction&); // not implemented | |
174 | AliAnalysisTaskSECharmFraction& operator=(const AliAnalysisTaskSECharmFraction&); // not implemented | |
175 | ||
176 | ClassDef(AliAnalysisTaskSECharmFraction,5); // analysis task for prompt charm fraction | |
177 | }; | |
178 | ||
179 | #endif |