1 #ifndef ALIPHOSTRACKSEGMENTMAKERV1_H
2 #define ALIPHOSTRACKSEGMENTMAKERV1_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 //_________________________________________________________________________
9 // Implementation version 1 of algorithm class to construct PHOS track segments
10 // Associates EMC and CPV lusters
11 // Unfolds the EMC cluster
13 //*-- Author: Dmitri Peressounko (RRC Ki & SUBATECH)
15 // --- ROOT system ---
18 // --- Standard library ---
20 // --- AliRoot header files ---
21 #include "AliPHOSTrackSegmentMaker.h"
23 class AliPHOSEmcRecPoint ;
24 class AliPHOSCpvRecPoint ;
26 class AliPHOSTrackSegmentMakerv1 : public AliPHOSTrackSegmentMaker {
30 AliPHOSTrackSegmentMakerv1() ;
31 AliPHOSTrackSegmentMakerv1(const TString alirunFileNameFile, const TString eventFolderName = AliConfig::GetDefaultEventFolderName());
32 AliPHOSTrackSegmentMakerv1(const AliPHOSTrackSegmentMakerv1 & tsm) : AliPHOSTrackSegmentMaker(tsm) {
33 // cpy ctor: no implementation yet
34 // requested by the Coding Convention
35 Fatal("cpy ctor", "not implemented") ;
37 virtual ~ AliPHOSTrackSegmentMakerv1() ; // dtor
39 // virtual char* GetRecPointsBranch (void)const{return (char*)fRecPointsBranchTitle.Data() ;}
40 // virtual char* GetTrackSegmentsBranch(void)const{return (char*)fTrackSegmentsBranchTitle.Data() ;}
41 virtual const Int_t GetTrackSegmentsInRun()const {return fTrackSegmentsInRun ;}
43 virtual void Exec(Option_t *option); // Does the job
44 void FillOneModule() ; // Finds range in which RecPoints belonging current PHOS module are
46 void MakeLinks() const; //Evaluates distances(links) between EMC and CPV
47 void MakePairs() ; //Finds pairs(triplets) with smallest link
48 virtual void Print() const ;
49 virtual void SetMaxEmcCPVDistance(Float_t r){ fRcpv = r ;} //Maximal distance (in PHOS plane)
50 //between EMCrp and CPVrp
51 virtual void SetMaxCPVTPCDistance(Float_t r){ fRtpc = r ;} //Maximal distance
52 //between EMCrp and extrapolation of TPC track
53 // virtual void SetRecPointsBranch(const char * title) { fRecPointsBranchTitle = title ;}
54 // virtual void SetTrackSegmentsBranch(const char * title){ fTrackSegmentsBranchTitle = title ; }
55 virtual const char * Version() const { return "tsm-v1" ; }
57 AliPHOSTrackSegmentMakerv1 & operator = (const AliPHOSTrackSegmentMakerv1 & ) {
58 // assignement operator requested by coding convention but not needed
59 Fatal("operator =", "not implemented") ;
66 const TString BranchName() const ;
67 Float_t GetDistanceInPHOSPlane(AliPHOSEmcRecPoint * EmcClu , AliPHOSCpvRecPoint * Cpv , Int_t & track ) const ; // see R0
68 TVector3 PropagateToPlane(Double_t *x, Double_t *p, char *det, Int_t module) const;
70 void InitParameters() ;
71 void PrintTrackSegments(Option_t *option) ;
72 virtual void WriteTrackSegments() ;
76 Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized)
78 Int_t fNTrackSegments ; // number of track segments found
80 Float_t fRcpv ; // Maximum distance between a EMC RecPoint and a CPV RecPoint
81 Float_t fRtpc ; // Maximum distance between a EMC RecPoint and extrapolation of a TPC track
83 TClonesArray * fLinkUpArray ; //!
84 Int_t fEmcFirst; //! Index of first EMC RecPoint belonging to currect PHOS module
86 Int_t fCpvFirst; //! Cpv upper layer
88 Int_t fModule ; //! number of module being processed
89 Int_t fTrackSegmentsInRun ; //! Total number of track segments in one run
91 ClassDef( AliPHOSTrackSegmentMakerv1,3) // Implementation version 1 of algorithm class to make PHOS track segments
95 #endif // AliPHOSTRACKSEGMENTMAKERV1_H