//_________________________________________________________________________
// Implementation version v1 of the PHOS particle identifier
-// Identification is based on information from PPSD and EMC
+// Identification is based on information from CPV and EMC
// Oh yeah
-//*-- Author: Yves Schutz (SUBATECH)
+//*-- Author: Yves Schutz (SUBATECH), Gustavo Conesa.
// --- ROOT system ---
-class TFormula ;
+//class TFormula ;
class TVector3 ;
+class TMatrixD ;
+class TPrincipal ;
// --- Standard library ---
public:
AliPHOSPIDv1() ; // ctor
- AliPHOSPIDv1(const char* headerFile, const char * tsBranch = 0) ;
+ AliPHOSPIDv1(const char* headerFile, const char * tsBranch = "Default", const Bool_t toSplit=kFALSE) ;
+
virtual ~AliPHOSPIDv1() ; // dtor
- virtual void Exec(Option_t * option);
- virtual char * GetRecParticlesBranch()const {return (char*) fRecparticlesTitle.Data() ;}
- virtual char * GetTrackSegmentsBranch()const{return (char*) fTSTitle.Data(); }
-
- virtual void Init() ;
-
- virtual void PlotDispersionCuts()const ;
-
- virtual void Print(Option_t * option)const ;
+ virtual void Exec(Option_t * option) ;
+ // virtual char * GetRecParticlesBranch()const {return (char*) fRecParticlesTitle.Data() ;}
+ // virtual char * GetTrackSegmentsBranch()const{return (char*) fTrackSegmentsTitle.Data(); }
+ virtual const Int_t GetRecParticlesInRun() const {return fRecParticlesInRun ;}
+
+ virtual void Print(Option_t * option) const {}
+ void Print() ;
+ // Get CpvtoEmcDistanceCut and TimeGate parameters depending on the custer energy and
+ // Purity-Efficiency point (possible options "HIGH EFFICIENCY" "MEDIUM EFFICIENCY" "LOW
+ // EFFICIENCY" and 3 more options changing EFFICIENCY by PURITY)
+ Double_t GetCpvtoEmcDistanceCut(const Float_t Cluster_En, const TString Eff_Pur) ;
+ Double_t GetTimeGate(const Float_t Cluster_En, const TString Eff_Pur) ;
+
+ //Get files that contain the PCA
+ const TString GetPrincipalFile5( )const {return fFileName5 ;}
+ const TString GetPrincipalFilePar5( )const {return fFileNamePar5 ;}
+ const TString GetPrincipalFile100( )const {return fFileName100 ;}
+ const TString GetPrincipalFilePar100( )const {return fFileNamePar100 ;}
+
+ // Set all parameters necessary in the PID depending on the custer energy and
+ // Purity-Efficiency point (possible options "HIGH EFFICIENCY" "MEDIUM EFFICIENCY" "LOW
+ // EFFICIENCY" and 3 more options changing EFFICIENCY by PURITY)
+ void SetCpvtoEmcDistanceCut(Float_t Cluster_En, TString Eff_Pur, Float_t cut) ;
+ void SetTimeGate(Float_t Cluster_En, TString Eff_Pur, Float_t gate) ;
+ void SetEllipseXCenter(Float_t Cluster_En, TString Eff_Pur, Float_t x) ;
+ void SetEllipseYCenter(Float_t Cluster_En, TString Eff_Pur, Float_t y) ;
+ void SetEllipseAParameter(Float_t Cluster_En, TString Eff_Pur, Float_t a) ;
+ void SetEllipseBParameter(Float_t Cluster_En, TString Eff_Pur, Float_t b) ;
+ void SetEllipseAngle(Float_t Cluster_En, TString Eff_Pur, Float_t angle) ;
+ void SetEllipseParameters(Float_t Cluster_En, TString Eff_Pur, Float_t x, Float_t y,Float_t a, Float_t b,Float_t angle) ;
+
+ //Get and Set energy calibration parameters
+ Float_t GetACalParameter() {return fACalParameter ;}
+ Float_t GetBCalParameter() {return fBCalParameter ;}
+ Float_t GetCCalParameter() {return fCCalParameter ;}
+ void SetACalParameter(Float_t a) { fACalParameter = a ;}
+ void SetBCalParameter(Float_t b) { fBCalParameter = b ;}
+ void SetCCalParameter(Float_t c) { fCCalParameter = c ;}
+
+
+ Float_t GetEnergyAnalysisCut() {return fEnergyAnalysisCut ;}
+ void SetEnergyAnalysisCut(Float_t e) { fEnergyAnalysisCut = e ;}
+
+ // virtual void SetTrackSegmentsBranch(const char* title) { fTrackSegmentsTitle = title;}
+ // virtual void SetRecParticlesBranch (const char* title) { fRecParticlesTitle = title;}
+ virtual const char * Version() const { return "pid-v1" ; }
- virtual Bool_t ReadTrackSegments() ;
-
- virtual void SetIdentificationMethod(char * option = "CPV DISP" ){fIDOptions = option ;}
-
- virtual void SetShowerProfileCut(char * formula =
- "0.35*0.35 - (x-1.386)*(x-1.386) - 1.707*1.707*(y-1.008)*(y-1.008)") ;
-
- virtual void SetDispersionCut(Float_t cut){fDispersion = cut ; }
- virtual void SetCpvtoEmcDistanceCut(Float_t cut ) {fCpvEmcDistance = cut ;}
- virtual void SetTrackSegmentsBranch(const char* title) { fTSTitle = title;}
- virtual void SetRecParticlesBranch (const char* title) { fRecparticlesTitle = title;}
-
- virtual void WriteRecParticles() ;
-
-
private:
+
+ const TString BranchName() const ;
+ virtual void Init() ;
+ virtual void InitParameters() ;
void MakeRecParticles(void ) ;
+ // Relative Distance CPV-EMC
Float_t GetDistance(AliPHOSEmcRecPoint * emc, AliPHOSRecPoint * cpv, Option_t * Axis)const ;
- // Relative Distance PPSD-EMC
- TVector3 GetMomentumDirection(AliPHOSEmcRecPoint * emc, AliPHOSRecPoint * cpv, AliPHOSRecPoint * ppsd)const ;
-
+ Int_t GetPrincipalSign(Double_t* P, Int_t ell, Int_t eff_pur)const ; //Principal cut
+ TVector3 GetMomentumDirection(AliPHOSEmcRecPoint * emc, AliPHOSRecPoint * cpv)const ;
void PrintRecParticles(Option_t * option) ;
+ // Gives in wich cluster energy range is the event
+ void GetClusterOption(const Float_t Cluster_En,const Bool_t range) ;
+ // Gives the Efficiency-Purity point.
+ Int_t GetEffPurOption(const TString Eff_Pur)const ;
+ virtual void WriteRecParticles(Int_t event) ;
+ void SetParameters() ; //Fills the matrix of parameters
+ //Selects principal and parameters file in function of energy range.
+ void GetAnalysisParameters(Float_t ClusterEn) ;
+ Double_t CalibratedEnergy(Float_t e) ; //Calibrates energy.
+
private:
- TString fHeaderFileName ; // file name with event header
- TString fTSTitle; // branch name with track segments
- TString fRecPointsTitle ; // branch name with rec points
- TString fRecparticlesTitle ; // branch name with rec particles
-
- TString fIDOptions ; // PID option
-
- Int_t fNEvent ; // current event number
- TObjArray * fEmcRecPoints ; // ! initial EMC RecPoints
- TObjArray * fCpvRecPoints ; // ! initial CPV RecPoints
- TClonesArray * fTrackSegments; // ! initial list of TrackSegments
- TClonesArray * fRecParticles ; // ! output
-
- AliPHOSClusterizer * fClusterizer ; // !
- AliPHOSTrackSegmentMaker * fTSMaker ; // !
-
- AliPHOSGeometry * fGeom ; // !pointer to PHOS geometry
- TFormula * fFormula ; // formula to define cut on the shouer elips axis
- Float_t fDispersion ; // dispersion cut
- Float_t fCpvEmcDistance ; // Max EMC-CPV distance
-
- Bool_t fIsInitialized ; // kTRUE is inifialized
-
-
- ClassDef( AliPHOSPIDv1,1) // Particle identifier implementation version 1
+ Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized)
+ TString fFileName5 ; // File that contains the Principal file for analysis from 0.5 to 5 GeV
+ TString fFileName100 ; // File that contains the Principal file for analysis from 0.5 to 100 GeV
+ TString fFileNamePar5 ; // File that contains the parameters for analysis from 0.5 to 5 GeV
+ TString fFileNamePar100 ;// File that contains the parameters for analysis from 0.5 to 100 GeV
+
+
+ // TString fFrom ; // name of Recpoints and TrackSegments
+ // TString fHeaderFileName ; // file name with event header
+ // TString fTrackSegmentsTitle; // branch name with track segments
+ // TString fRecPointsTitle ; // branch name with rec points
+ // TString fRecParticlesTitle ; // branch name with rec particles
+
+ Int_t fNEvent ; //! current event number
+ // AliPHOSClusterizer * fClusterizer ; //! clusterizer
+ // AliPHOSTrackSegmentMaker * fTSMaker ; //! track segment maker
+
+ TPrincipal * fPrincipal5 ; //! TPrincipal from fFileName5
+ TPrincipal * fPrincipal100 ; //! TPrincipal from fFileName100
+ TPrincipal * fPrincipal ; //! TPrincipal copy
+ Double_t * fX ; //! Principal data
+ Double_t * fP ; //! Principal eigenvalues
+
+ Int_t fRecParticlesInRun ; //! Total number of recparticles in one run
+
+ TMatrixD * fParameters5 ; //! Matrix of identification Parameters 0.5 to 5 GeV
+ TMatrixD * fParameters100 ; //! Matrix of identification Parameters 5-100 GeV
+ TMatrixD * fParameters; //! Matrix copy of identification Parameters
+ Float_t fEnergyAnalysisCut; // Energy to change from one PCA to the other.
+ Int_t fCluster; // Cluster energy range to choose parameters
+ Int_t fClusterrcpv; // Cluster energy range to choos rcpv parameters
+ Int_t fMatrixExtraRow; // Different size of the parameters file. Depends on range
+
+ Float_t fACalParameter ;// A parameter energy calibration Encal=A+B*En+C*En^2
+ Float_t fBCalParameter ;// B parameter energy calibration Encal=A+B*En+C*En^2
+ Float_t fCCalParameter ;// B parameter energy calibration Encal=A+B*En+C*En^2
+
+ ClassDef( AliPHOSPIDv1,5) // Particle identifier implementation version 1
};
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff