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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 */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
8 | //_________________________________________________________________________ | |
9 | // Implementation version 1 of algorithm class to construct PHOS track segments | |
10 | // Associates EMC and PPSD clusters | |
11 | // Unfolds the EMC cluster | |
12 | // | |
13 | //*-- Author: Dmitri Peressounko (RRC Ki & SUBATECH) | |
14 | ||
15 | // --- ROOT system --- | |
16 | ||
17 | // --- Standard library --- | |
18 | ||
19 | // --- AliRoot header files --- | |
20 | #include "AliPHOSTrackSegmentMaker.h" | |
21 | ||
22 | class AliPHOSEmcRecPoint ; | |
23 | class AliPHOSRecPoint ; | |
24 | ||
25 | ||
26 | class AliPHOSTrackSegmentMakerv1 : public AliPHOSTrackSegmentMaker { | |
27 | ||
28 | public: | |
29 | ||
30 | AliPHOSTrackSegmentMakerv1() ; | |
31 | AliPHOSTrackSegmentMakerv1(const char* headerFile, const char* name = "Default", const Bool_t toSplit = kFALSE) ; | |
32 | AliPHOSTrackSegmentMakerv1(const AliPHOSTrackSegmentMakerv1 & tsm) { | |
33 | // cpy ctor: no implementation yet | |
34 | // requested by the Coding Convention | |
35 | Fatal("cpy ctor", "not implemented") ; | |
36 | } | |
37 | ||
38 | virtual ~ AliPHOSTrackSegmentMakerv1() ; // dtor | |
39 | ||
40 | // virtual char* GetRecPointsBranch (void)const{return (char*)fRecPointsBranchTitle.Data() ;} | |
41 | // virtual char* GetTrackSegmentsBranch(void)const{return (char*)fTrackSegmentsBranchTitle.Data() ;} | |
42 | virtual const Int_t GetTrackSegmentsInRun()const {return fTrackSegmentsInRun ;} | |
43 | ||
44 | virtual void Exec(Option_t * option) ; | |
45 | void FillOneModule() ; // Finds range in which RecPoints belonging current PHOS module are | |
46 | ||
47 | void MakeLinks() const; //Evaluates distances(links) between EMC and PPSD | |
48 | void MakePairs() ; //Finds pairs(triplets) with smallest link | |
49 | virtual void Print(Option_t * option) const ; | |
50 | virtual void SetMaxEmcCPVDistance(Float_t r){ fRcpv = r ;} //Maximal distance (in PHOS plane) | |
51 | //between EMCrp and CPVrp | |
52 | virtual void SetMaxEmcTPCDistance(Float_t r){ fRtpc = r ;} //Maximal distance (in PHOS plane) | |
53 | //between EMCrp and extrapolation of TPC track | |
54 | // virtual void SetRecPointsBranch(const char * title) { fRecPointsBranchTitle = title ;} | |
55 | // virtual void SetTrackSegmentsBranch(const char * title){ fTrackSegmentsBranchTitle = title ; } | |
56 | virtual const char * Version() const { return "tsm-v1" ; } | |
57 | ||
58 | AliPHOSTrackSegmentMakerv1 & operator = (const AliPHOSTrackSegmentMakerv1 & ) { | |
59 | // assignement operator requested by coding convention but not needed | |
60 | Fatal("operator =", "not implemented") ; | |
61 | return *this ; | |
62 | } | |
63 | ||
64 | ||
65 | private: | |
66 | ||
67 | const TString BranchName() const ; | |
68 | Float_t GetDistanceInPHOSPlane(AliPHOSEmcRecPoint * EmcClu , AliPHOSRecPoint * Ppsd , Bool_t & TooFar )const ; // see R0 | |
69 | void Init() ; | |
70 | void InitParameters() ; | |
71 | void PrintTrackSegments(Option_t *option) ; | |
72 | virtual void WriteTrackSegments(Int_t event) ; | |
73 | ||
74 | private: | |
75 | ||
76 | Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized) | |
77 | // TString fFrom ; // name of Recpoints | |
78 | // TString fHeaderFileName ; // name of the file which contains gAlice, Tree headers etc. | |
79 | // TString fRecPointsBranchTitle ; // name of the file, where RecPoints branchs are stored | |
80 | // TString fTrackSegmentsBranchTitle ; // name of the file, where TrackSegment branchs is stored | |
81 | ||
82 | Int_t fNTrackSegments ; // number of track segments found | |
83 | Float_t fRcpv ; // Maximum distance between a EMC RecPoint and a CPV RecPoint | |
84 | Float_t fRtpc ; // Maximum distance between a EMC RecPoint and extrapolation of a TPC track | |
85 | ||
86 | TClonesArray * fLinkUpArray ; //! | |
87 | Int_t fEmcFirst; //! Index of first EMC RecPoint belonging to currect PHOS module | |
88 | Int_t fEmcLast ; //! | |
89 | Int_t fCpvFirst; //! Cpv upper layer | |
90 | Int_t fCpvLast; //! | |
91 | Int_t fModule ; //! number of module being processed | |
92 | Int_t fTrackSegmentsInRun ; //! Total number of track segments in one run | |
93 | ||
94 | ClassDef( AliPHOSTrackSegmentMakerv1,2) // Implementation version 1 of algorithm class to make PHOS track segments | |
95 | ||
96 | }; | |
97 | ||
98 | #endif // AliPHOSTRACKSEGMENTMAKERV1_H |