]>
Commit | Line | Data |
---|---|---|
81e97e0d | 1 | #ifndef ALITPCSEED_H |
2 | #define ALITPCSEED_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | ||
7 | /* $Id$ */ | |
8 | ||
9 | //------------------------------------------------------- | |
10 | // TPC seed | |
11 | // Class needed for TPC parallel tracking | |
12 | // | |
13 | // Origin: | |
14 | //------------------------------------------------------- | |
15 | ||
16 | #include <TError.h> | |
17 | ||
18 | #include "AliTPCtrack.h" | |
19 | #include "AliComplexCluster.h" | |
20 | #include "AliPID.h" | |
21 | ||
22 | class TFile; | |
23 | class AliTPCParam; | |
24 | class AliTPCseed; | |
25 | class AliTPCclusterMI; | |
26 | class AliTPCTrackerPoint; | |
27 | class AliESD; | |
28 | class TClonesArray; | |
29 | ||
30 | class AliTPCseed : public AliTPCtrack { | |
31 | friend class AliTPCtrackerMI; | |
32 | public: | |
33 | AliTPCseed(); | |
34 | virtual ~AliTPCseed(); | |
35 | AliTPCseed(const AliTPCtrack &t); | |
2928bdf0 | 36 | AliTPCseed(const AliTPCseed &s, Bool_t clusterOwner = kFALSE); |
81e97e0d | 37 | //AliTPCseed(const AliTPCseed &t, Double_t a); |
6c94f330 | 38 | AliTPCseed(Double_t xr, Double_t alpha, const Double_t xx[5], |
39 | const Double_t cc[15], Int_t i); | |
81e97e0d | 40 | Int_t Compare(const TObject *o) const; |
41 | void Reset(Bool_t all = kTRUE); | |
42 | Int_t GetProlongation(Double_t xr, Double_t &y, Double_t & z) const; | |
af32720d | 43 | virtual Double_t GetPredictedChi2(const AliCluster *cluster2) const; |
6c94f330 | 44 | virtual Bool_t Update(const AliCluster* c2, Double_t chi2, Int_t i); |
81e97e0d | 45 | AliTPCTrackerPoint * GetTrackPoint(Int_t i); |
c6c5e49f | 46 | AliTPCclusterMI * GetClusterFast(Int_t irow){ return fClusterPointer[irow];} |
81e97e0d | 47 | void RebuildSeed(); // rebuild seed to be ready for storing |
48 | Double_t GetDensityFirst(Int_t n); | |
6c94f330 | 49 | Double_t GetSigma2C() const { |
50 | Double_t cnv=GetBz()*kB2C; | |
51 | return GetSigma1Pt2()*cnv*cnv; | |
52 | } | |
53 | Double_t GetEta() const { return GetC()*GetX() - GetSnp();} | |
81e97e0d | 54 | void GetClusterStatistic(Int_t first, Int_t last, Int_t &found, Int_t &foundable, Int_t &shared, Bool_t plus2); |
55 | ||
56 | void Modify(Double_t factor); | |
57 | void SetClusterIndex2(Int_t row, Int_t index) { | |
58 | fIndex[row] = index; | |
59 | } | |
60 | Int_t GetClusterIndex2(Int_t row) const { | |
61 | return fIndex[row]; | |
62 | } | |
63 | Int_t GetClusterSector(Int_t row) const { | |
64 | Int_t pica = -1; | |
65 | if (fIndex[row]>=0) pica = ((fIndex[row]&0xff000000)>>24); | |
66 | return pica; | |
67 | } | |
68 | ||
6c94f330 | 69 | Double_t GetYat(Double_t x) const; |
70 | ||
81e97e0d | 71 | void SetErrorY2(Float_t sy2){fErrorY2=sy2;} |
72 | void SetErrorZ2(Float_t sz2){fErrorZ2=sz2;} | |
105b1b81 | 73 | Float_t CookdEdx(Double_t low=0.05, Double_t up=0.70, Int_t i1=0, Int_t i2=159, Bool_t onlyused = kFALSE); |
81e97e0d | 74 | void CookPID(); |
75 | Double_t Bethe(Double_t bg); // return bethe-bloch | |
76 | // void CookdEdx2(Double_t low=0.05, Double_t up=0.70); | |
77 | Bool_t IsActive() const { return !(fRemoval);} | |
78 | void Desactivate(Int_t reason){ fRemoval = reason;} | |
79 | // | |
80 | // | |
81 | private: | |
82 | // AliTPCseed & operator = (const AliTPCseed &) | |
83 | // {::Fatal("= operator","Not Implemented\n");return *this;} | |
84 | AliESDtrack * fEsd; //! | |
105b1b81 | 85 | AliTPCclusterMI* fClusterPointer[160]; // array of cluster pointers - |
2928bdf0 | 86 | Bool_t fClusterOwner; // indicates the track is owner of cluster |
105b1b81 | 87 | TClonesArray * fPoints; //!array with points along the track |
88 | TClonesArray * fEPoints; //! array with exact points - calculated in special macro not used in tracking | |
81e97e0d | 89 | //---CURRENT VALUES |
90 | Int_t fRow; //!current row number | |
91 | Int_t fSector; //!current sector number | |
92 | Int_t fRelativeSector; //! index of current relative sector | |
93 | Float_t fCurrentSigmaY2; //!expected current cluster sigma Y | |
94 | Float_t fCurrentSigmaZ2; //!expected current cluster sigma Z | |
95 | Float_t fErrorY2; //!sigma of current cluster | |
96 | Float_t fErrorZ2; //!sigma of current cluster | |
97 | AliTPCclusterMI * fCurrentCluster; //!pointer to the current cluster for prolongation | |
98 | Int_t fCurrentClusterIndex1; //! index of the current cluster | |
99 | Bool_t fInDead; //! indicate if the track is in dead zone | |
100 | Bool_t fIsSeeding; //!indicates if it is proces of seeading | |
101 | Int_t fNoCluster; //!indicates number of rows without clusters | |
102 | Int_t fSort; //!indicate criteria for sorting | |
103 | Bool_t fBSigned; //indicates that clusters of this trackes are signed to be used | |
104 | // | |
105 | // | |
106 | Float_t fDEDX[4]; // dedx according padrows | |
107 | Float_t fSDEDX[4]; // sdedx according padrows | |
108 | Int_t fNCDEDX[4]; // number of clusters for dedx measurment | |
109 | Double_t fTPCr[AliPID::kSPECIES]; // rough PID according TPC | |
110 | // | |
111 | Int_t fSeedType; //seeding type | |
112 | Int_t fSeed1; //first row for seeding | |
113 | Int_t fSeed2; //last row for seeding | |
114 | Int_t fOverlapLabels[12]; //track labels and the length of the overlap | |
115 | Float_t fMAngular; // mean angular factor | |
116 | Char_t fCircular; // indicates curlin track | |
105b1b81 | 117 | AliTPCTrackerPoint fTrackPoints[160]; //track points - array track points |
81e97e0d | 118 | ClassDef(AliTPCseed,1) |
119 | }; | |
120 | ||
121 | ||
122 | ||
123 | ||
124 | ||
125 | #endif | |
126 | ||
127 |