Changes needed on Alpha
[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/* $Id$ */
7
b2a60966 8//_________________________________________________________________________
9// Implementation version 1 of algorithm class to construct PHOS track segments
194f9939 10// Associates EMC and CPV lusters
b2a60966 11// Unfolds the EMC cluster
12//
13//*-- Author: Dmitri Peressounko (RRC Ki & SUBATECH)
d15a28e7 14
15// --- ROOT system ---
5fe305fe 16#include <TVector3.h>
d15a28e7 17
18// --- Standard library ---
19
20// --- AliRoot header files ---
d15a28e7 21#include "AliPHOSTrackSegmentMaker.h"
2731cd1e 22
23class AliPHOSEmcRecPoint ;
2bb500e5 24class AliPHOSCpvRecPoint ;
2731cd1e 25
d15a28e7 26class AliPHOSTrackSegmentMakerv1 : public AliPHOSTrackSegmentMaker {
27
28public:
29
30 AliPHOSTrackSegmentMakerv1() ;
e191bb57 31 AliPHOSTrackSegmentMakerv1(const TString alirunFileNameFile, const TString eventFolderName = AliConfig::GetDefaultEventFolderName());
a8c47ab6 32 AliPHOSTrackSegmentMakerv1(const AliPHOSTrackSegmentMakerv1 & tsm) : AliPHOSTrackSegmentMaker(tsm) {
839ffcb3 33 // cpy ctor: no implementation yet
34 // requested by the Coding Convention
f1611b7c 35 Fatal("cpy ctor", "not implemented") ;
88cb7938 36 }
9f616d61 37 virtual ~ AliPHOSTrackSegmentMakerv1() ; // dtor
d15a28e7 38
fbf811ec 39 // virtual char* GetRecPointsBranch (void)const{return (char*)fRecPointsBranchTitle.Data() ;}
40 // virtual char* GetTrackSegmentsBranch(void)const{return (char*)fTrackSegmentsBranchTitle.Data() ;}
2b60655b 41 virtual const Int_t GetTrackSegmentsInRun()const {return fTrackSegmentsInRun ;}
2731cd1e 42
eabde521 43 virtual void Exec(Option_t *option); // Does the job
2731cd1e 44 void FillOneModule() ; // Finds range in which RecPoints belonging current PHOS module are
45
194f9939 46 void MakeLinks() const; //Evaluates distances(links) between EMC and CPV
2731cd1e 47 void MakePairs() ; //Finds pairs(triplets) with smallest link
88cb7938 48 virtual void Print() const ;
fbf811ec 49 virtual void SetMaxEmcCPVDistance(Float_t r){ fRcpv = r ;} //Maximal distance (in PHOS plane)
50 //between EMCrp and CPVrp
743cb288 51 virtual void SetMaxCPVTPCDistance(Float_t r){ fRtpc = r ;} //Maximal distance
fbf811ec 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 ; }
7b7c1533 55 virtual const char * Version() const { return "tsm-v1" ; }
d15a28e7 56
2f04ed65 57 AliPHOSTrackSegmentMakerv1 & operator = (const AliPHOSTrackSegmentMakerv1 & ) {
baef0810 58 // assignement operator requested by coding convention but not needed
f1611b7c 59 Fatal("operator =", "not implemented") ;
839ffcb3 60 return *this ;
61 }
88cb7938 62 void Unload() ;
7b7c1533 63
d15a28e7 64private:
fc12304f 65
66 const TString BranchName() const ;
194f9939 67 Float_t GetDistanceInPHOSPlane(AliPHOSEmcRecPoint * EmcClu , AliPHOSCpvRecPoint * Cpv , Int_t & track ) const ; // see R0
bfc17d18 68 TVector3 PropagateToPlane(Double_t *x, Double_t *p, char *det, Int_t module) const;
2731cd1e 69 void Init() ;
8d0f3f77 70 void InitParameters() ;
2731cd1e 71 void PrintTrackSegments(Option_t *option) ;
90cceaf6 72 virtual void WriteTrackSegments() ;
2731cd1e 73
74private:
75
92f521a9 76 Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized)
fc12304f 77
7b7c1533 78 Int_t fNTrackSegments ; // number of track segments found
88cb7938 79
fbf811ec 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
82
2731cd1e 83 TClonesArray * fLinkUpArray ; //!
2731cd1e 84 Int_t fEmcFirst; //! Index of first EMC RecPoint belonging to currect PHOS module
85 Int_t fEmcLast ; //!
86 Int_t fCpvFirst; //! Cpv upper layer
87 Int_t fCpvLast; //!
2731cd1e 88 Int_t fModule ; //! number of module being processed
2b60655b 89 Int_t fTrackSegmentsInRun ; //! Total number of track segments in one run
d15a28e7 90
88cb7938 91 ClassDef( AliPHOSTrackSegmentMakerv1,3) // Implementation version 1 of algorithm class to make PHOS track segments
d15a28e7 92
88cb7938 93 };
d15a28e7 94
6ad0bfa0 95#endif // AliPHOSTRACKSEGMENTMAKERV1_H