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