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26d4b141 | 1 | #ifndef ALIPHOSPIDV1_H |
2 | #define ALIPHOSPIDV1_H | |
6ad0bfa0 | 3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
b2a60966 | 8 | |
9 | //_________________________________________________________________________ | |
10 | // Implementation version v1 of the PHOS particle identifier | |
148b2bba | 11 | // Identification is based on information from CPV and EMC |
2f04ed65 | 12 | // Oh yeah |
148b2bba | 13 | //*-- Author: Yves Schutz (SUBATECH), Gustavo Conesa. |
6ad0bfa0 | 14 | |
15 | // --- ROOT system --- | |
148b2bba | 16 | //class TFormula ; |
7acf6008 | 17 | class TVector3 ; |
148b2bba | 18 | class TMatrixD ; |
19 | class TPrincipal ; | |
6ad0bfa0 | 20 | |
21 | // --- Standard library --- | |
22 | ||
23 | // --- AliRoot header files --- | |
7acf6008 | 24 | class AliPHOSEmcRecPoint ; |
25 | class AliPHOSRecPoint ; | |
6ad0bfa0 | 26 | |
26d4b141 | 27 | #include "AliPHOSPID.h" |
6ad0bfa0 | 28 | |
26d4b141 | 29 | class AliPHOSPIDv1 : public AliPHOSPID { |
50739f15 | 30 | |
31 | public: | |
32 | ||
7acf6008 | 33 | AliPHOSPIDv1() ; // ctor |
fbf811ec | 34 | AliPHOSPIDv1(const char* headerFile, const char * tsBranch = "Default", const Bool_t toSplit=kFALSE) ; |
50739f15 | 35 | |
7acf6008 | 36 | virtual ~AliPHOSPIDv1() ; // dtor |
50739f15 | 37 | |
a496c46c | 38 | virtual void Exec(Option_t * option) ; |
fbf811ec | 39 | // virtual char * GetRecParticlesBranch()const {return (char*) fRecParticlesTitle.Data() ;} |
40 | // virtual char * GetTrackSegmentsBranch()const{return (char*) fTrackSegmentsTitle.Data(); } | |
2b60655b | 41 | virtual const Int_t GetRecParticlesInRun() const {return fRecParticlesInRun ;} |
50739f15 | 42 | |
a496c46c | 43 | virtual void Print(Option_t * option) const {} |
44 | void Print() ; | |
50739f15 | 45 | |
e61ea9b9 | 46 | //Get files that contain the PCA |
50739f15 | 47 | const TString GetPrincipalFile( )const {return fFileName ;} |
48 | const TString GetPrincipalFilePar( )const {return fFileNamePar ;} | |
49 | ||
50 | // Set and Get all parameters necessary in the PID depending on the | |
51 | // custer energy and Purity-Efficiency point (possible options "HIGH | |
52 | // EFFICIENCY" "MEDIUM EFFICIENCY" "LOW EFFICIENCY" and 3 more options | |
53 | // changing EFFICIENCY by PURITY) | |
148b2bba | 54 | void SetCpvtoEmcDistanceCut(Float_t Cluster_En, TString Eff_Pur, Float_t cut) ; |
55 | void SetTimeGate(Float_t Cluster_En, TString Eff_Pur, Float_t gate) ; | |
f0a4c9e9 | 56 | |
50739f15 | 57 | const Double_t GetCpvtoEmcDistanceCut(const Float_t Cluster_En, const TString Eff_Pur) const ; |
58 | const Double_t GetTimeGate(const Float_t Cluster_En, const TString Eff_Pur) const; | |
59 | ||
60 | void SetEllipseParameter(TString Param, Int_t i, Double_t par) ; | |
61 | const Double_t GetParameterToCalculateEllipse(const TString Param, const Int_t i) const ; | |
62 | const Double_t GetEllipseParameter(const TString Param, Float_t E) const; | |
e61ea9b9 | 63 | //Get and Set energy calibration parameters |
50739f15 | 64 | |
65 | void SetCalibrationParameter(Int_t Param,Double_t param); | |
66 | const Double_t GetCalibrationParameter(const Int_t i) const; | |
67 | const Double_t GetCalibratedEnergy(const Float_t e) const; //Calibrates energy. | |
68 | ||
fbf811ec | 69 | // virtual void SetTrackSegmentsBranch(const char* title) { fTrackSegmentsTitle = title;} |
70 | // virtual void SetRecParticlesBranch (const char* title) { fRecParticlesTitle = title;} | |
7b7c1533 | 71 | virtual const char * Version() const { return "pid-v1" ; } |
79bf6a2f | 72 | |
148b2bba | 73 | private: |
50739f15 | 74 | |
c6987a88 | 75 | const TString BranchName() const ; |
79bf6a2f | 76 | virtual void Init() ; |
8d0f3f77 | 77 | virtual void InitParameters() ; |
7acf6008 | 78 | void MakeRecParticles(void ) ; |
e61ea9b9 | 79 | // Relative Distance CPV-EMC |
50739f15 | 80 | const Float_t GetDistance(AliPHOSEmcRecPoint * emc, AliPHOSRecPoint * cpv, Option_t * Axis)const ; |
81 | const Int_t GetPrincipalSign(const Double_t* P, const Int_t eff_pur, const Float_t E)const ; //Principal cut | |
9688c1dd | 82 | TVector3 GetMomentumDirection(AliPHOSEmcRecPoint * emc, AliPHOSRecPoint * cpv)const ; |
7acf6008 | 83 | void PrintRecParticles(Option_t * option) ; |
e61ea9b9 | 84 | // Gives in wich cluster energy range is the event |
50739f15 | 85 | const Int_t GetClusterOption(const Float_t Cluster_En) const; |
e61ea9b9 | 86 | // Gives the Efficiency-Purity point. |
50739f15 | 87 | const Int_t GetEffPurOption(const TString Eff_Pur)const ; |
e61ea9b9 | 88 | virtual void WriteRecParticles(Int_t event) ; |
89 | void SetParameters() ; //Fills the matrix of parameters | |
50739f15 | 90 | |
e61ea9b9 | 91 | |
09fc14a0 | 92 | |
93 | private: | |
94 | ||
92f521a9 | 95 | Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized) |
50739f15 | 96 | TString fFileName ; // File that contains the Principal file for analysis |
97 | TString fFileNamePar ;// File that contains the parameters for analysis | |
e61ea9b9 | 98 | |
fbf811ec | 99 | // TString fFrom ; // name of Recpoints and TrackSegments |
100 | // TString fHeaderFileName ; // file name with event header | |
101 | // TString fTrackSegmentsTitle; // branch name with track segments | |
102 | // TString fRecPointsTitle ; // branch name with rec points | |
103 | // TString fRecParticlesTitle ; // branch name with rec particles | |
148b2bba | 104 | |
a496c46c | 105 | Int_t fNEvent ; //! current event number |
fbf811ec | 106 | // AliPHOSClusterizer * fClusterizer ; //! clusterizer |
107 | // AliPHOSTrackSegmentMaker * fTSMaker ; //! track segment maker | |
e61ea9b9 | 108 | |
50739f15 | 109 | TPrincipal * fPrincipal ; //! TPrincipal from pca file |
a496c46c | 110 | Double_t * fX ; //! Principal data |
111 | Double_t * fP ; //! Principal eigenvalues | |
e61ea9b9 | 112 | Int_t fRecParticlesInRun ; //! Total number of recparticles in one run |
50739f15 | 113 | TMatrixD * fParameters; //! Matrix of identification Parameters |
7acf6008 | 114 | |
50739f15 | 115 | ClassDef( AliPHOSPIDv1,6) // Particle identifier implementation version 1 |
6ad0bfa0 | 116 | |
117 | }; | |
118 | ||
26d4b141 | 119 | #endif // AliPHOSPIDV1_H |