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 */
7 /* History of cvs commits:
10 * Revision 1.47 2005/11/17 12:35:27 hristov
11 * Use references instead of objects. Avoid to create objects when they are not really needed
13 * Revision 1.46 2005/05/28 14:19:05 schutz
14 * Compilation warnings fixed by T.P.
18 //_________________________________________________________________________
19 // Implementation version 1 of algorithm class to construct PHOS track segments
20 // Associates EMC and CPV lusters
21 // Unfolds the EMC cluster
23 //*-- Author: Dmitri Peressounko (RRC Ki & SUBATECH)
25 // --- ROOT system ---
28 // --- Standard library ---
30 // --- AliRoot header files ---
31 #include "AliPHOSTrackSegmentMaker.h"
33 class AliPHOSEmcRecPoint ;
34 class AliPHOSCpvRecPoint ;
36 class AliPHOSTrackSegmentMakerv1 : public AliPHOSTrackSegmentMaker {
40 AliPHOSTrackSegmentMakerv1() ;
41 AliPHOSTrackSegmentMakerv1(const TString & alirunFileNameFile, const TString & eventFolderName = AliConfig::GetDefaultEventFolderName());
42 AliPHOSTrackSegmentMakerv1(const AliPHOSTrackSegmentMakerv1 & tsm);
44 virtual ~ AliPHOSTrackSegmentMakerv1() ; // dtor
46 // virtual char* GetRecPointsBranch (void)const{return (char*)fRecPointsBranchTitle.Data() ;}
47 // virtual char* GetTrackSegmentsBranch(void)const{return (char*)fTrackSegmentsBranchTitle.Data() ;}
48 virtual Int_t GetTrackSegmentsInRun()const {return fTrackSegmentsInRun ;}
50 virtual void Exec(Option_t *option); // Does the job
51 void FillOneModule() ; // Finds range in which RecPoints belonging current PHOS module are
53 void MakeLinks() const; //Evaluates distances(links) between EMC and CPV
54 void MakePairs() ; //Finds pairs(triplets) with smallest link
55 virtual void Print(const Option_t * = "") const ;
56 //Switch to "on flyght" mode, without writing to TreeR and file
57 void SetWriting(Bool_t toWrite = kFALSE){fWrite = toWrite;}
58 virtual void SetMaxEmcCPVDistance(Float_t r){ fRcpv = r ;} //Maximal distance (in PHOS plane)
59 //between EMCrp and CPVrp
60 virtual void SetMaxCPVTPCDistance(Float_t r){ fRtpc = r ;} //Maximal distance
61 //between EMCrp and extrapolation of TPC track
62 // virtual void SetRecPointsBranch(const char * title) { fRecPointsBranchTitle = title ;}
63 // virtual void SetTrackSegmentsBranch(const char * title){ fTrackSegmentsBranchTitle = title ; }
64 virtual const char * Version() const { return "tsm-v1" ; }
66 AliPHOSTrackSegmentMakerv1 & operator = (const AliPHOSTrackSegmentMakerv1 & ) {
67 // assignement operator requested by coding convention but not needed
68 Fatal("operator =", "not implemented") ;
75 const TString BranchName() const ;
76 Float_t GetDistanceInPHOSPlane(AliPHOSEmcRecPoint * EmcClu , AliPHOSCpvRecPoint * Cpv , Int_t & track ) const ; // see R0
77 void PropagateToPlane(TVector3& globalIntersection,
78 Double_t *x, Double_t *p,
79 const char *det, Int_t module) const;
81 void InitParameters() ;
82 void PrintTrackSegments(Option_t *option) ;
83 virtual void WriteTrackSegments() ;
87 Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized)
88 Bool_t fWrite ; // Write Tracks to TreeT
90 Int_t fNTrackSegments ; // number of track segments found
92 Float_t fRcpv ; // Maximum distance between a EMC RecPoint and a CPV RecPoint
93 Float_t fRtpc ; // Maximum distance between a EMC RecPoint and extrapolation of a TPC track
95 TClonesArray * fLinkUpArray ; //!
96 Int_t fEmcFirst; //! Index of first EMC RecPoint belonging to currect PHOS module
98 Int_t fCpvFirst; //! Cpv upper layer
100 Int_t fModule ; //! number of module being processed
101 Int_t fTrackSegmentsInRun ; //! Total number of track segments in one run
103 ClassDef( AliPHOSTrackSegmentMakerv1,3) // Implementation version 1 of algorithm class to make PHOS track segments
107 #endif // AliPHOSTRACKSEGMENTMAKERV1_H