Reconstruction of raw data from beam test 2006 (B.Polichtchouk)
[u/mrichter/AliRoot.git] / PHOS / AliPHOSTrackSegmentMakerv1.h
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6ad0bfa0 1#ifndef ALIPHOSTRACKSEGMENTMAKERV1_H
2#define ALIPHOSTRACKSEGMENTMAKERV1_H
d15a28e7 3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6ad0bfa0 6/* $Id$ */
702ab87e 7/* History of cvs commits:
8 *
9 * $Log$
3663622c 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
12 *
7b51037f 13 * Revision 1.46 2005/05/28 14:19:05 schutz
14 * Compilation warnings fixed by T.P.
15 *
702ab87e 16 */
6ad0bfa0 17
b2a60966 18//_________________________________________________________________________
19// Implementation version 1 of algorithm class to construct PHOS track segments
194f9939 20// Associates EMC and CPV lusters
b2a60966 21// Unfolds the EMC cluster
22//
23//*-- Author: Dmitri Peressounko (RRC Ki & SUBATECH)
d15a28e7 24
25// --- ROOT system ---
5fe305fe 26#include <TVector3.h>
d15a28e7 27
28// --- Standard library ---
29
30// --- AliRoot header files ---
d15a28e7 31#include "AliPHOSTrackSegmentMaker.h"
2731cd1e 32
33class AliPHOSEmcRecPoint ;
2bb500e5 34class AliPHOSCpvRecPoint ;
2731cd1e 35
d15a28e7 36class AliPHOSTrackSegmentMakerv1 : public AliPHOSTrackSegmentMaker {
37
38public:
39
40 AliPHOSTrackSegmentMakerv1() ;
3663622c 41 AliPHOSTrackSegmentMakerv1(const TString & alirunFileNameFile, const TString & eventFolderName = AliConfig::GetDefaultEventFolderName());
42 AliPHOSTrackSegmentMakerv1(const AliPHOSTrackSegmentMakerv1 & tsm);
43
9f616d61 44 virtual ~ AliPHOSTrackSegmentMakerv1() ; // dtor
d15a28e7 45
fbf811ec 46 // virtual char* GetRecPointsBranch (void)const{return (char*)fRecPointsBranchTitle.Data() ;}
47 // virtual char* GetTrackSegmentsBranch(void)const{return (char*)fTrackSegmentsBranchTitle.Data() ;}
17323043 48 virtual Int_t GetTrackSegmentsInRun()const {return fTrackSegmentsInRun ;}
2731cd1e 49
eabde521 50 virtual void Exec(Option_t *option); // Does the job
2731cd1e 51 void FillOneModule() ; // Finds range in which RecPoints belonging current PHOS module are
52
194f9939 53 void MakeLinks() const; //Evaluates distances(links) between EMC and CPV
2731cd1e 54 void MakePairs() ; //Finds pairs(triplets) with smallest link
702ab87e 55 virtual void Print(const Option_t * = "") const ;
adcca1e6 56 //Switch to "on flyght" mode, without writing to TreeR and file
5d0435dd 57 void SetWriting(Bool_t toWrite = kFALSE){fWrite = toWrite;}
fbf811ec 58 virtual void SetMaxEmcCPVDistance(Float_t r){ fRcpv = r ;} //Maximal distance (in PHOS plane)
59 //between EMCrp and CPVrp
743cb288 60 virtual void SetMaxCPVTPCDistance(Float_t r){ fRtpc = r ;} //Maximal distance
fbf811ec 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 ; }
7b7c1533 64 virtual const char * Version() const { return "tsm-v1" ; }
d15a28e7 65
2f04ed65 66 AliPHOSTrackSegmentMakerv1 & operator = (const AliPHOSTrackSegmentMakerv1 & ) {
baef0810 67 // assignement operator requested by coding convention but not needed
f1611b7c 68 Fatal("operator =", "not implemented") ;
839ffcb3 69 return *this ;
70 }
88cb7938 71 void Unload() ;
7b7c1533 72
d15a28e7 73private:
fc12304f 74
75 const TString BranchName() const ;
194f9939 76 Float_t GetDistanceInPHOSPlane(AliPHOSEmcRecPoint * EmcClu , AliPHOSCpvRecPoint * Cpv , Int_t & track ) const ; // see R0
7b51037f 77 void PropagateToPlane(TVector3& globalIntersection,
78 Double_t *x, Double_t *p,
79 const char *det, Int_t module) const;
2731cd1e 80 void Init() ;
8d0f3f77 81 void InitParameters() ;
2731cd1e 82 void PrintTrackSegments(Option_t *option) ;
90cceaf6 83 virtual void WriteTrackSegments() ;
2731cd1e 84
85private:
86
92f521a9 87 Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized)
adcca1e6 88 Bool_t fWrite ; // Write Tracks to TreeT
fc12304f 89
7b7c1533 90 Int_t fNTrackSegments ; // number of track segments found
88cb7938 91
fbf811ec 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
94
2731cd1e 95 TClonesArray * fLinkUpArray ; //!
2731cd1e 96 Int_t fEmcFirst; //! Index of first EMC RecPoint belonging to currect PHOS module
97 Int_t fEmcLast ; //!
98 Int_t fCpvFirst; //! Cpv upper layer
99 Int_t fCpvLast; //!
2731cd1e 100 Int_t fModule ; //! number of module being processed
2b60655b 101 Int_t fTrackSegmentsInRun ; //! Total number of track segments in one run
d15a28e7 102
88cb7938 103 ClassDef( AliPHOSTrackSegmentMakerv1,3) // Implementation version 1 of algorithm class to make PHOS track segments
d15a28e7 104
88cb7938 105 };
d15a28e7 106
6ad0bfa0 107#endif // AliPHOSTRACKSEGMENTMAKERV1_H