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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 { |
6ad0bfa0 | 30 | |
31 | public: | |
32 | ||
7acf6008 | 33 | AliPHOSPIDv1() ; // ctor |
148b2bba | 34 | AliPHOSPIDv1(const char* headerFile, const char * tsBranch = "Default", const char * from = 0) ; |
e0ed2e49 | 35 | |
7acf6008 | 36 | virtual ~AliPHOSPIDv1() ; // dtor |
37 | ||
a496c46c | 38 | virtual void Exec(Option_t * option) ; |
7b7c1533 | 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 ;} |
148b2bba | 42 | |
a496c46c | 43 | virtual void Print(Option_t * option) const {} |
44 | void Print() ; | |
148b2bba | 45 | // Get CpvtoEmcDistanceCut and TimeGate parameters depending on the custer energy and |
46 | // Purity-Efficiency point (possible options "HIGH EFFICIENCY" "MEDIUM EFFICIENCY" "LOW | |
47 | // EFFICIENCY" and 3 more options changing EFFICIENCY by PURITY) | |
48 | Double_t GetCpvtoEmcDistanceCut(const Float_t Cluster_En, const TString Eff_Pur)const ; | |
49 | Double_t GetTimeGate(const Float_t Cluster_En, const TString Eff_Pur)const ; | |
e0ed2e49 | 50 | const TString GetPrincipalFile( )const {return fFileName ;} |
51 | const TString GetPrincipalFilePar( )const {return fFileNamePar ;} | |
148b2bba | 52 | |
53 | // Set all parameters necessary in the PID depending on the custer energy and | |
54 | // Purity-Efficiency point (possible options "HIGH EFFICIENCY" "MEDIUM EFFICIENCY" "LOW | |
55 | // EFFICIENCY" and 3 more options changing EFFICIENCY by PURITY) | |
56 | void SetCpvtoEmcDistanceCut(Float_t Cluster_En, TString Eff_Pur, Float_t cut) ; | |
57 | void SetTimeGate(Float_t Cluster_En, TString Eff_Pur, Float_t gate) ; | |
58 | void SetEllipseXCenter(Float_t Cluster_En, TString Eff_Pur, Float_t x) ; | |
59 | void SetEllipseYCenter(Float_t Cluster_En, TString Eff_Pur, Float_t y) ; | |
60 | void SetEllipseAParameter(Float_t Cluster_En, TString Eff_Pur, Float_t a) ; | |
61 | void SetEllipseBParameter(Float_t Cluster_En, TString Eff_Pur, Float_t b) ; | |
62 | void SetEllipseAngle(Float_t Cluster_En, TString Eff_Pur, Float_t angle) ; | |
63 | void SetEllipseParameters(Float_t Cluster_En, TString Eff_Pur, Float_t x, Float_t y,Float_t a, Float_t b,Float_t angle) ; | |
f0a4c9e9 | 64 | void SetParameters(TString OptFileName) ; //Fills the matrix of parameters |
65 | ||
7b7c1533 | 66 | virtual void SetTrackSegmentsBranch(const char* title) { fTrackSegmentsTitle = title;} |
67 | virtual void SetRecParticlesBranch (const char* title) { fRecParticlesTitle = title;} | |
68 | virtual const char * Version() const { return "pid-v1" ; } | |
79bf6a2f | 69 | |
148b2bba | 70 | private: |
71 | ||
a496c46c | 72 | const TString AliPHOSPIDv1::BranchName() const ; |
79bf6a2f | 73 | virtual void Init() ; |
8d0f3f77 | 74 | virtual void InitParameters() ; |
7acf6008 | 75 | void MakeRecParticles(void ) ; |
9688c1dd | 76 | Float_t GetDistance(AliPHOSEmcRecPoint * emc, AliPHOSRecPoint * cpv, Option_t * Axis)const ; // Relative Distance CPV-EMC |
148b2bba | 77 | Int_t GetPrincipalSign(Double_t* P, Int_t ell, Int_t eff_pur)const ; //Principal cut |
9688c1dd | 78 | TVector3 GetMomentumDirection(AliPHOSEmcRecPoint * emc, AliPHOSRecPoint * cpv)const ; |
7acf6008 | 79 | void PrintRecParticles(Option_t * option) ; |
f0a4c9e9 | 80 | //void SetParameters() ; //Fills the matrix of parameters |
81 | Int_t GetClusterOption(const Float_t Cluster_En,const Bool_t rcpv)const ;// Gives in wich cluster energy range is the event | |
82 | Int_t GetEffPurOption(const TString Eff_Pur)const ;// Gives the Efficiency-Purity point. | |
7b7c1533 | 83 | virtual void WriteRecParticles(Int_t event) ; |
f0a4c9e9 | 84 | void SetPrincipalFileOptions(TString OptFileName) ; |
09fc14a0 | 85 | |
86 | private: | |
87 | ||
a496c46c | 88 | TString fFileName ; // Name of the file which contains the Principal file |
89 | TString fFileNamePar ; // Name of the file which contains the parameters | |
f0a4c9e9 | 90 | Int_t fCluster ; // Parameter that depens on the energy range to select the parameters of the file |
e0ed2e49 | 91 | TString fOptFileName ; // choose de parameters and principal file |
148b2bba | 92 | TString fFrom ; // name of Recpoints and TrackSegments |
baef0810 | 93 | TString fHeaderFileName ; // file name with event header |
7b7c1533 | 94 | TString fTrackSegmentsTitle; // branch name with track segments |
baef0810 | 95 | TString fRecPointsTitle ; // branch name with rec points |
7b7c1533 | 96 | TString fRecParticlesTitle ; // branch name with rec particles |
148b2bba | 97 | |
a496c46c | 98 | Int_t fNEvent ; //! current event number |
99 | AliPHOSClusterizer * fClusterizer ; //! clusterizer | |
100 | AliPHOSTrackSegmentMaker * fTSMaker ; //! track segment maker | |
101 | TPrincipal * fPrincipal ; //! TPrincipal from fFileName | |
102 | Int_t fRecParticlesInRun ; //! Total number of recparticles in one run | |
103 | Double_t * fX ; //! Principal data | |
104 | Double_t * fP ; //! Principal eigenvalues | |
105 | TMatrixD * fParameters ; //! Matrix of all identification Parameters | |
7acf6008 | 106 | |
f0a4c9e9 | 107 | ClassDef( AliPHOSPIDv1,3) // Particle identifier implementation version 1 |
6ad0bfa0 | 108 | |
109 | }; | |
110 | ||
26d4b141 | 111 | #endif // AliPHOSPIDV1_H |