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1 | #ifndef ALIPHOSTRACKSEGMENTMAKERV1_H |
2 | #define ALIPHOSTRACKSEGMENTMAKERV1_H |
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3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
4 | * See cxx source for full Copyright notice */ |
5 | |
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6 | /* $Id$ */ |
7 | |
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8 | //_________________________________________________________________________ |
9 | // Implementation version 1 of algorithm class to construct PHOS track segments |
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10 | // Associates EMC and CPV lusters |
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11 | // Unfolds the EMC cluster |
12 | // |
13 | //*-- Author: Dmitri Peressounko (RRC Ki & SUBATECH) |
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14 | |
15 | // --- ROOT system --- |
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16 | #include <TVector3.h> |
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17 | |
18 | // --- Standard library --- |
19 | |
20 | // --- AliRoot header files --- |
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21 | #include "AliPHOSTrackSegmentMaker.h" |
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22 | |
23 | class AliPHOSEmcRecPoint ; |
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24 | class AliPHOSCpvRecPoint ; |
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25 | |
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26 | class AliPHOSTrackSegmentMakerv1 : public AliPHOSTrackSegmentMaker { |
27 | |
28 | public: |
29 | |
30 | AliPHOSTrackSegmentMakerv1() ; |
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31 | AliPHOSTrackSegmentMakerv1(const TString alirunFileNameFile, const TString eventFolderName = AliConfig::GetDefaultEventFolderName()); |
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32 | AliPHOSTrackSegmentMakerv1(const AliPHOSTrackSegmentMakerv1 & tsm) : AliPHOSTrackSegmentMaker(tsm) { |
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33 | // cpy ctor: no implementation yet |
34 | // requested by the Coding Convention |
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35 | Fatal("cpy ctor", "not implemented") ; |
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36 | } |
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37 | virtual ~ AliPHOSTrackSegmentMakerv1() ; // dtor |
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38 | |
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39 | // virtual char* GetRecPointsBranch (void)const{return (char*)fRecPointsBranchTitle.Data() ;} |
40 | // virtual char* GetTrackSegmentsBranch(void)const{return (char*)fTrackSegmentsBranchTitle.Data() ;} |
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41 | virtual const Int_t GetTrackSegmentsInRun()const {return fTrackSegmentsInRun ;} |
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42 | |
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43 | virtual void Exec(Option_t *option); // Does the job |
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44 | void FillOneModule() ; // Finds range in which RecPoints belonging current PHOS module are |
45 | |
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46 | void MakeLinks() const; //Evaluates distances(links) between EMC and CPV |
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47 | void MakePairs() ; //Finds pairs(triplets) with smallest link |
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48 | virtual void Print() const ; |
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49 | virtual void SetMaxEmcCPVDistance(Float_t r){ fRcpv = r ;} //Maximal distance (in PHOS plane) |
50 | //between EMCrp and CPVrp |
51 | virtual void SetMaxEmcTPCDistance(Float_t r){ fRtpc = r ;} //Maximal distance (in PHOS plane) |
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 ; } |
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55 | virtual const char * Version() const { return "tsm-v1" ; } |
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56 | |
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57 | AliPHOSTrackSegmentMakerv1 & operator = (const AliPHOSTrackSegmentMakerv1 & ) { |
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58 | // assignement operator requested by coding convention but not needed |
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59 | Fatal("operator =", "not implemented") ; |
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60 | return *this ; |
61 | } |
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62 | void Unload() ; |
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63 | |
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64 | private: |
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65 | |
66 | const TString BranchName() const ; |
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67 | Float_t GetDistanceInPHOSPlane(AliPHOSEmcRecPoint * EmcClu , AliPHOSCpvRecPoint * Cpv , Int_t & track ) const ; // see R0 |
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68 | TVector3 PropagateToPlane(Double_t *x, Double_t *p, char *det, Int_t module) const; |
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69 | void Init() ; |
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70 | void InitParameters() ; |
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71 | void PrintTrackSegments(Option_t *option) ; |
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72 | virtual void WriteTrackSegments() ; |
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73 | |
74 | private: |
75 | |
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76 | Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized) |
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77 | |
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78 | Int_t fNTrackSegments ; // number of track segments found |
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79 | |
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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 | |
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83 | TClonesArray * fLinkUpArray ; //! |
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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; //! |
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88 | Int_t fModule ; //! number of module being processed |
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89 | Int_t fTrackSegmentsInRun ; //! Total number of track segments in one run |
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90 | |
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91 | ClassDef( AliPHOSTrackSegmentMakerv1,3) // Implementation version 1 of algorithm class to make PHOS track segments |
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92 | |
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93 | }; |
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94 | |
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95 | #endif // AliPHOSTRACKSEGMENTMAKERV1_H |