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a6c02c85 | 1 | // @(#) $Id$ |
4aa41877 | 2 | // Original: AliHLTConfMapper.h,v 1.11 2004/07/05 09:03:11 loizides |
a6c02c85 | 3 | |
4 | #ifndef ALIHLTTPCCONFMAPPER_H | |
5 | #define ALIHLTTPCCONFMAPPER_H | |
6 | ||
7 | // | |
8 | //Conformal mapping base class | |
9 | // | |
10 | // Author: Anders Vestbo <mailto:vestbo@fi.uib.no> | |
11 | //*-- Copyright © ALICE HLT Group | |
12 | ||
055fed30 | 13 | #include <vector> |
a6c02c85 | 14 | |
15 | class AliHLTTPCConfMapPoint; | |
16 | class AliHLTTPCConfMapTrack; | |
17 | class AliHLTTPCVertex; | |
18 | class AliHLTTPCTrackArray; | |
19 | class AliHLTTPCSpacePointData; | |
20 | ||
21 | ||
22 | class AliHLTTPCConfMapper { | |
23 | ||
24 | public: | |
25 | ||
26 | AliHLTTPCConfMapper(); | |
27 | // AliHLTTPCConfMapper(AliTPCParam *param,AliHLTTPCVertex *vertex,Bool_t bench=(Bool_t)false); | |
2a083ac4 | 28 | /** destructor */ |
a6c02c85 | 29 | virtual ~AliHLTTPCConfMapper(); |
30 | ||
055fed30 | 31 | /** |
32 | * Init and calculate bounds for the internal arrays. | |
33 | */ | |
a6c02c85 | 34 | void InitVolumes(); |
055fed30 | 35 | |
36 | /** | |
37 | * Reset internal arrays and free memory. | |
38 | */ | |
39 | void Reset(); | |
40 | ||
a6c02c85 | 41 | void InitSector(Int_t sector,Int_t *rowrange=0,Float_t *etarange=0); |
42 | void SetVertex(AliHLTTPCVertex *vertex){fVertex = vertex;} | |
2a083ac4 | 43 | void MainVertexTrackingA(); |
44 | void MainVertexTrackingB(); | |
a6c02c85 | 45 | void MainVertexTracking(); |
46 | void NonVertexTracking(); | |
47 | void MainVertexSettings(Int_t trackletlength, Int_t tracklength, | |
48 | Int_t rowscopetracklet, Int_t rowscopetrack,Double_t maxphi=0.1,Double_t maxeta=0.1); | |
49 | void NonVertexSettings(Int_t trackletlength, Int_t tracklength, | |
50 | Int_t rowscopetracklet, Int_t rowscopetrack); | |
055fed30 | 51 | |
52 | /** | |
53 | * Read an array of space point data. | |
54 | * @param count array size | |
55 | * @param hits array | |
56 | * @return kTRUE if success. | |
57 | */ | |
a6c02c85 | 58 | Bool_t ReadHits(UInt_t count, AliHLTTPCSpacePointData* hits ); |
59 | void ClusterLoop(); | |
60 | void CreateTrack(AliHLTTPCConfMapPoint *hit); | |
61 | AliHLTTPCConfMapPoint *GetNextNeighbor(AliHLTTPCConfMapPoint *start_hit,AliHLTTPCConfMapTrack *track=NULL); | |
62 | Int_t EvaluateHit(AliHLTTPCConfMapPoint *start_hit,AliHLTTPCConfMapPoint *hit,AliHLTTPCConfMapTrack *track); | |
63 | ||
64 | Double_t CalcDistance(const AliHLTTPCConfMapPoint *hit1,const AliHLTTPCConfMapPoint *hit2) const; | |
65 | Double_t TrackletAngle(AliHLTTPCConfMapTrack *track,Int_t n=3) const; | |
66 | Bool_t VerifyRange(const AliHLTTPCConfMapPoint *hit1,const AliHLTTPCConfMapPoint *hit2) const; | |
67 | Int_t FillTracks(); | |
68 | ||
69 | //getters | |
70 | Int_t GetNumberOfTracks() const {return fNTracks;} | |
71 | AliHLTTPCTrackArray *GetTracks() const {return fTrack;} | |
72 | Double_t GetMaxDca() const {return fMaxDca;} | |
73 | AliHLTTPCVertex* GetVertex() const {return fVertex;} | |
74 | Double_t CpuTime(); | |
75 | ||
76 | //setters | |
77 | void SetTrackCuts(Double_t hitChi2Cut, Double_t goodHitChi2, Double_t trackChi2Cut, Int_t maxdist,Bool_t vertexconstraint); | |
78 | void SetTrackletCuts(Double_t maxangle,Double_t goodDist,Bool_t vc); //Set cut of tracklet for the given vertex_constraint | |
79 | void SetNSegments(Int_t f,Int_t g) {fNumPhiSegment=f,fNumEtaSegment=g;} //Set number of subvolumes (#segments in (phi,eta) | |
80 | void SetMaxDca(Double_t f) {fMaxDca = f;} | |
81 | ||
82 | //setter: | |
83 | void SetMinPoints(Int_t f,Bool_t vconstraint) {fMinPoints[(Int_t)vconstraint] = f; } | |
84 | void SetVertexConstraint(Bool_t f) {fVertexConstraint =f;} | |
85 | ||
86 | void SetHitChi2Cut(Double_t f,Bool_t vert) {fHitChi2Cut[(Int_t)vert]=f;} | |
87 | void SetGoodHitChi2(Double_t f,Bool_t vert) {fGoodHitChi2[(Int_t)vert]=f;} | |
88 | void SetTrackChi2Cut(Double_t f,Bool_t vert) {fTrackChi2Cut[(Int_t)vert]=f;} | |
89 | void SetMaxDist(Int_t f,Bool_t vert) {fMaxDist[(Int_t)vert]=f;} | |
90 | void SetTrackletLength(Int_t f,Bool_t vert) {fTrackletLength[(Int_t)vert]=f;} | |
91 | void SetRowScopeTrack(Int_t f, Bool_t vc){fRowScopeTrack[(Int_t)vc] = f;} | |
92 | void SetRowScopeTracklet(Int_t f, Bool_t vc){fRowScopeTracklet[(Int_t)vc] = f;} | |
93 | void SetMaxAngleTracklet(Double_t f, Bool_t vc){fMaxAngleTracklet[(Int_t)vc] = f;} | |
94 | ||
95 | void SetPointers(); | |
96 | void SetParamDone(Bool_t vconstraint) {fParamSet[(Int_t)vconstraint] = kTRUE;} | |
97 | ||
98 | private: | |
8f8bf0af | 99 | /** copy constructor prohibited */ |
100 | AliHLTTPCConfMapper(const AliHLTTPCConfMapper&); | |
101 | /** assignment operator prohibited */ | |
102 | AliHLTTPCConfMapper& operator=(const AliHLTTPCConfMapper&); | |
a6c02c85 | 103 | |
104 | struct AliHLTTPCConfMapContainer | |
105 | { | |
106 | void *first; // first track | |
107 | void *last; // last track | |
108 | }; | |
109 | ||
110 | Bool_t fBench; //run-time measurements | |
111 | Int_t fNTracks; //number of tracks build. | |
112 | ||
113 | AliHLTTPCVertex *fVertex; //! | |
114 | Bool_t fParamSet[2]; //! | |
115 | Bool_t fVertexFinder; //Include vertexfinding or not | |
116 | //(latter case vertex=(0,0,0)) | |
117 | ||
055fed30 | 118 | /** the list of hits */ |
119 | vector<AliHLTTPCConfMapPoint> fHit; //! | |
a6c02c85 | 120 | AliHLTTPCTrackArray *fTrack; //! |
121 | Double_t fMaxDca; //cut value for momentum fit | |
122 | ||
123 | AliHLTTPCConfMapContainer *fVolume; //! Segment volume | |
124 | AliHLTTPCConfMapContainer *fRow; //! Row volume | |
125 | ||
126 | //Number of cells (segments) | |
127 | Int_t fNumRowSegment; // Total number of padrows | |
128 | Int_t fNumPhiSegment; // number of phi segments | |
129 | Int_t fNumEtaSegment; // number of eta segments | |
130 | Int_t fNumRowSegmentPlusOne; // row+1 | |
131 | Int_t fNumPhiSegmentPlusOne; // phi+1 | |
132 | Int_t fNumEtaSegmentPlusOne; // eta+1 | |
133 | Int_t fNumPhiEtaSegmentPlusOne;// phieta+1 | |
134 | Int_t fBounds; // bounds | |
135 | Int_t fPhiHitsOutOfRange; // phi hits out of range | |
136 | Int_t fEtaHitsOutOfRange; // eta hits out of range | |
137 | ||
138 | //tracking range: | |
139 | Float_t fPhiMin; //MinPhi angle to consider | |
140 | Float_t fPhiMax; //MaxPhi angle to consider | |
141 | Float_t fEtaMin; //MinEta to consider | |
142 | Float_t fEtaMax; //MaxEta to consider | |
143 | Int_t fRowMin; //Minimum row to consider | |
144 | Int_t fRowMax; //Maximum row to consider | |
145 | ||
146 | Bool_t fVertexConstraint; //vertex constraint (true or false) | |
147 | Int_t fTrackletLength[2]; //minimal length of tracks | |
148 | Int_t fRowScopeTracklet[2]; //number of row segments to look for the next point of a tracklet | |
149 | Int_t fRowScopeTrack[2]; //number of row segments to look for the next point of a track | |
150 | Int_t fMinPoints[2]; //minimum number of points on one track | |
151 | ||
152 | // Cuts | |
153 | Double_t fMaxAngleTracklet[2]; //limit of angle between to pieces of a tracklet | |
154 | Int_t fMaxDist[2]; //maximum distance between two hits | |
155 | Double_t fHitChi2Cut[2]; //Maximum hit chi2 | |
156 | Double_t fGoodHitChi2[2]; //Chi2 to stop looking for next hit | |
157 | Double_t fTrackChi2Cut[2]; //Maximum track chi2 | |
158 | Double_t fGoodDist; //In segment building, distance consider good enough | |
159 | Double_t fMaxPhi; //Maximum phi | |
160 | Double_t fMaxEta; //Maximum eta | |
161 | ||
162 | // Tracking informtion | |
163 | Int_t fMainVertexTracks; //number of tracks coming from the main vertex | |
164 | Int_t fClustersUnused; //number of unused clusters | |
165 | ||
166 | ClassDef(AliHLTTPCConfMapper,1) //Base class for conformal mapping tracking | |
167 | }; | |
168 | ||
169 | #endif |