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213dd723 | 1 | #ifndef ALIANALYSISTASKTAGGEDPHOTONS_H |
2 | #define ALIANALYSISTASKTAGGEDPHOTONS_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | //______________________________________________________________________________ | |
6 | // Analysis for PHOS Tagged Photons | |
7 | // marks photons making pi0 with any other photon | |
8 | // and calculates necessary corrections for fake pairs and | |
9 | // decay partners escaped acceptance. If MC info is present | |
10 | // fills set of controll histograms. | |
11 | // | |
12 | //*-- Dmitry Peresunko | |
13 | ////////////////////////////////////////////////////////////////////////////// | |
14 | ||
15 | #include "AliAnalysisTaskSE.h" | |
16 | ||
17 | class AliStack ; | |
18 | class AliAODEvent ; | |
19 | class THashList ; | |
20 | class TH2I ; | |
21 | class AliPHOSGeometry; | |
22 | class AliAODPWG4Particle; | |
b5f58f9c | 23 | class AliVCluster ; |
213dd723 | 24 | class AliTriggerAnalysis ; |
25 | class TParticle ; | |
26 | ||
27 | class AliAnalysisTaskTaggedPhotons : public AliAnalysisTaskSE { | |
28 | ||
29 | public: | |
30 | AliAnalysisTaskTaggedPhotons() ; | |
31 | AliAnalysisTaskTaggedPhotons(const char *name) ; | |
32 | AliAnalysisTaskTaggedPhotons(const AliAnalysisTaskTaggedPhotons& ap) ; | |
33 | AliAnalysisTaskTaggedPhotons& operator = (const AliAnalysisTaskTaggedPhotons& ap) ; | |
34 | virtual ~AliAnalysisTaskTaggedPhotons() ; | |
35 | ||
36 | virtual void UserCreateOutputObjects(); | |
37 | virtual void Init() ; | |
38 | virtual void LocalInit() { Init() ; } | |
39 | virtual void UserExec(Option_t * opt = "") ; | |
40 | virtual void Terminate(Option_t * opt = "") ; | |
41 | ||
42 | void SetPHOSBadMap(Int_t mod,TH2I * h) | |
43 | { | |
44 | if(fPHOSBadMap[mod]) delete fPHOSBadMap[mod] ; | |
45 | fPHOSBadMap[mod]=new TH2I(*h) ; | |
46 | printf("Set %s \n",fPHOSBadMap[mod]->GetName()); | |
47 | } | |
48 | ||
49 | protected: | |
50 | void FillMCHistos() ; | |
51 | void FillTaggingHistos() ; | |
52 | Int_t GetFiducialArea(const Float_t * pos)const ; //what kind of fiducial area hit the photon | |
53 | Bool_t IsSamePi0(const AliAODPWG4Particle *p1, const AliAODPWG4Particle *p2) const; //Check MC genealogy | |
54 | Bool_t IsInPi0Band(Double_t m, Double_t pt,Int_t type)const; //Check if invariant mass is within pi0 peak | |
55 | Bool_t TestDisp(Double_t l0, Double_t l1, Double_t e)const ; | |
56 | Bool_t TestTOF(Double_t /*t*/,Double_t /*en*/)const{return kTRUE;} | |
57 | Bool_t TestCharged(Double_t dr,Double_t en)const ; | |
58 | void InitGeometry() ; //read reotation matrixes from AOD/AOD | |
59 | Int_t EvalIsolation(TLorentzVector * ph) ; | |
60 | Bool_t TestLambda(Double_t pt,Double_t l1,Double_t l2) ; | |
61 | Bool_t TestPID(Int_t iPID, AliAODPWG4Particle* part) ; | |
62 | Double_t PrimaryParticleWeight(TParticle * particle) ; | |
b5f58f9c | 63 | Int_t FindPrimary(AliVCluster*, Bool_t&); |
213dd723 | 64 | void FillHistogram(const char * key,Double_t x) const ; //Fill 1D histogram witn name key |
65 | void FillHistogram(const char * key,Double_t x, Double_t y) const ; //Fill 2D histogram witn name key | |
66 | void FillHistogram(const char * key,Double_t x, Double_t y, Double_t z) const ; //Fill 3D histogram witn name key | |
67 | void FillPIDHistograms(const char * name, const AliAODPWG4Particle * p) const ; | |
68 | void FillPIDHistograms(const char * name, const AliAODPWG4Particle * p ,Double_t y) const ; | |
69 | ||
70 | private: | |
71 | ||
72 | AliPHOSGeometry *fPHOSgeom; //!PHOS geometry | |
73 | THashList * fOutputContainer ; //! List of output histograms | |
74 | AliStack *fStack ; //!Pointer to MC stack | |
75 | TClonesArray * fTrackEvent ; //!List of tracks in the event | |
76 | TClonesArray * fPHOSEvent ; //!List of tracks in the event | |
77 | TList * fPHOSEvents[1][5] ; //!Previous events for mixing | |
78 | TList * fCurrentMixedList; //! list of previous evetns for given centrality | |
79 | AliTriggerAnalysis * fTriggerAnalysis ; //! | |
80 | ||
81 | //Fiducial area parameters | |
82 | Float_t fZmax ; //Rectangular | |
83 | Float_t fZmin ; //area | |
84 | Float_t fPhimax ; //covered by | |
85 | Float_t fPhimin ; //full calorimeter | |
86 | ||
87 | // | |
88 | Double_t fCentrality; | |
89 | Int_t fCentBin ; | |
90 | ||
91 | // Histograms | |
92 | TH2I * fPHOSBadMap[6] ; | |
93 | ||
94 | ClassDef(AliAnalysisTaskTaggedPhotons, 2); // a PHOS photon analysis task | |
95 | }; | |
96 | #endif // ALIANALYSISTASKTAGGEDPHOTONS_H |