//_________________________________________________________________________
// Implementation version v1 of the PHOS particle identifier
-// Identification is based on information from PPSD and EMC
-//
-//*-- Author: Yves Schutz (SUBATECH)
+// Identification is based on information from CPV and EMC
+// Oh yeah
+//*-- Author: Yves Schutz (SUBATECH), Gustavo Conesa.
// --- ROOT system ---
+//class TFormula ;
+class TVector3 ;
+class TMatrixD ;
+class TPrincipal ;
// --- Standard library ---
// --- AliRoot header files ---
+class AliPHOSEmcRecPoint ;
+class AliPHOSRecPoint ;
#include "AliPHOSPID.h"
public:
- AliPHOSPIDv1() ;
-
- virtual ~AliPHOSPIDv1(){} ; // dtor
+ AliPHOSPIDv1() ; // ctor
+ AliPHOSPIDv1(const char* headerFile, const char * tsBranch = "Default", const char * from = 0) ;
+
+ virtual ~AliPHOSPIDv1() ; // dtor
-
- Float_t GetDistanceInPHOSPlane(AliPHOSEmcRecPoint * emcclu, AliPHOSPpsdRecPoint * PpsdClu, Bool_t &toofar, Option_t * Axis) ; // Relative Distance PPSD-EMC
- virtual void MakeParticles(AliPHOSTrackSegment::TrackSegmentsList * trsl,
- AliPHOSRecParticle::RecParticlesList * rpl ) ; // does the job
- virtual void Print(const char *) ;
- virtual void SetDispersionCutOff(Float_t Dcut) {fCutOnDispersion = Dcut ; }
- virtual void SetShowerProfileCuts(Float_t l1m, Float_t l1M, Float_t l2m, Float_t l2M) ;
- virtual void SetRelativeDistanceCut(Float_t CutOnRelativeDistance) ;
+ 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)const ;
+ Double_t GetTimeGate(const Float_t Cluster_En, const TString Eff_Pur)const ;
+ const TString GetPrincipalFile( )const {return fFileName ;}
+ const TString GetPrincipalFilePar( )const {return fFileNamePar ;}
+
+ // 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) ;
+ void SetParameters(TString OptFileName) ; //Fills the matrix of parameters
+
+ virtual void SetTrackSegmentsBranch(const char* title) { fTrackSegmentsTitle = title;}
+ virtual void SetRecParticlesBranch (const char* title) { fRecParticlesTitle = title;}
+ virtual const char * Version() const { return "pid-v1" ; }
+
private:
- // cuts on the shower profile
- Float_t fLambda1m ; // minimum value for first elips axis
- Float_t fLambda1M ; // maximum value for first elips axis
- Float_t fLambda2m ; // minimum value for second elips axis
- Float_t fLambda2M ; // maximum value for second elips axis
- Float_t fCutOnDispersion ; // cut on the shower dispersion to distinguish hadronic from EM showers
- Float_t fCutOnRelativeDistance; //Cut on the relative distance between PPSD and EMC
+ const TString AliPHOSPIDv1::BranchName() const ;
+ virtual void Init() ;
+ virtual void InitParameters() ;
+ void MakeRecParticles(void ) ;
+ Float_t GetDistance(AliPHOSEmcRecPoint * emc, AliPHOSRecPoint * cpv, Option_t * Axis)const ; // Relative Distance CPV-EMC
+ 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) ;
+ //void SetParameters() ; //Fills the matrix of parameters
+ Int_t GetClusterOption(const Float_t Cluster_En,const Bool_t rcpv)const ;// Gives in wich cluster energy range is the event
+ Int_t GetEffPurOption(const TString Eff_Pur)const ;// Gives the Efficiency-Purity point.
+ virtual void WriteRecParticles(Int_t event) ;
+ void SetPrincipalFileOptions(TString OptFileName) ;
- ClassDef( AliPHOSPIDv1,1) // Particle identifier implementation version 1
+ private:
+
+ TString fFileName ; // Name of the file which contains the Principal file
+ TString fFileNamePar ; // Name of the file which contains the parameters
+ Int_t fCluster ; // Parameter that depens on the energy range to select the parameters of the file
+ TString fOptFileName ; // choose de parameters and principal file
+ 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 * fPrincipal ; //! TPrincipal from fFileName
+ Int_t fRecParticlesInRun ; //! Total number of recparticles in one run
+ Double_t * fX ; //! Principal data
+ Double_t * fP ; //! Principal eigenvalues
+ TMatrixD * fParameters ; //! Matrix of all identification Parameters
+
+ ClassDef( AliPHOSPIDv1,3) // Particle identifier implementation version 1
};
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff