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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> | |
19b00333 | 17 | #include <TBits.h> |
81e97e0d | 18 | |
19 | #include "AliTPCtrack.h" | |
20 | #include "AliComplexCluster.h" | |
21 | #include "AliPID.h" | |
22 | ||
23 | class TFile; | |
24 | class AliTPCParam; | |
25 | class AliTPCseed; | |
26 | class AliTPCclusterMI; | |
27 | class AliTPCTrackerPoint; | |
28 | class AliESD; | |
29 | class TClonesArray; | |
30 | ||
31 | class AliTPCseed : public AliTPCtrack { | |
81e97e0d | 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], |
179c6296 | 39 | const Double_t cc[15], Int_t i); |
40 | AliTPCseed &operator = (const AliTPCseed & param); | |
81e97e0d | 41 | Int_t Compare(const TObject *o) const; |
42 | void Reset(Bool_t all = kTRUE); | |
43 | Int_t GetProlongation(Double_t xr, Double_t &y, Double_t & z) const; | |
af32720d | 44 | virtual Double_t GetPredictedChi2(const AliCluster *cluster2) const; |
6c94f330 | 45 | virtual Bool_t Update(const AliCluster* c2, Double_t chi2, Int_t i); |
81e97e0d | 46 | AliTPCTrackerPoint * GetTrackPoint(Int_t i); |
c6c5e49f | 47 | AliTPCclusterMI * GetClusterFast(Int_t irow){ return fClusterPointer[irow];} |
b9671574 | 48 | void SetClusterPointer(Int_t irow, AliTPCclusterMI* cl) {fClusterPointer[irow]=cl;} |
81e97e0d | 49 | void RebuildSeed(); // rebuild seed to be ready for storing |
50 | Double_t GetDensityFirst(Int_t n); | |
6c94f330 | 51 | Double_t GetSigma2C() const { |
52 | Double_t cnv=GetBz()*kB2C; | |
53 | return GetSigma1Pt2()*cnv*cnv; | |
54 | } | |
81e97e0d | 55 | void GetClusterStatistic(Int_t first, Int_t last, Int_t &found, Int_t &foundable, Int_t &shared, Bool_t plus2); |
56 | ||
57 | void Modify(Double_t factor); | |
58 | void SetClusterIndex2(Int_t row, Int_t index) { | |
59 | fIndex[row] = index; | |
60 | } | |
61 | Int_t GetClusterIndex2(Int_t row) const { | |
62 | return fIndex[row]; | |
63 | } | |
64 | Int_t GetClusterSector(Int_t row) const { | |
65 | Int_t pica = -1; | |
66 | if (fIndex[row]>=0) pica = ((fIndex[row]&0xff000000)>>24); | |
67 | return pica; | |
68 | } | |
69 | ||
6c94f330 | 70 | Double_t GetYat(Double_t x) const; |
71 | ||
81e97e0d | 72 | void SetErrorY2(Float_t sy2){fErrorY2=sy2;} |
73 | void SetErrorZ2(Float_t sz2){fErrorZ2=sz2;} | |
105b1b81 | 74 | 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); |
eb02f63a | 75 | Float_t CookShape(Int_t type); |
81e97e0d | 76 | void CookPID(); |
77 | Double_t Bethe(Double_t bg); // return bethe-bloch | |
0a65832b | 78 | Double_t BetheMass(Double_t mass=0.1057); // return bethe-bloch |
81e97e0d | 79 | // void CookdEdx2(Double_t low=0.05, Double_t up=0.70); |
80 | Bool_t IsActive() const { return !(fRemoval);} | |
81 | void Desactivate(Int_t reason){ fRemoval = reason;} | |
b9671574 | 82 | AliTPCclusterMI* GetClusterPointer(Int_t i) const {return fClusterPointer[i];} |
83 | Int_t GetSector() const {return fSector;} | |
84 | Float_t GetCurrentSigmaY2() const {return fCurrentSigmaY2;} | |
85 | Float_t GetCurrentSigmaZ2() const {return fCurrentSigmaZ2;} | |
86 | Int_t GetRelativeSector() const {return fRelativeSector;} | |
87 | Char_t GetCircular() const {return fCircular;} | |
88 | ||
89 | void SetCurrentSigmaY2(Float_t s) {fCurrentSigmaY2=s;} | |
90 | void SetCurrentSigmaZ2(Float_t s) {fCurrentSigmaZ2=s;} | |
91 | void SetRelativeSector(Int_t r) {fRelativeSector=r;} | |
92 | void SetCircular(Char_t c) {fCircular=c;} | |
93 | void SetIsSeeding(Bool_t s) {fIsSeeding=s;} | |
94 | void SetSeedType(Int_t s) {fSeedType=s;} | |
95 | void SetSeed1(Int_t s) {fSeed1=s;} | |
96 | void SetSeed2(Int_t s) {fSeed2=s;} | |
97 | void SetESD(AliESDtrack* esd) {fEsd=esd;} | |
98 | void SetBSigned(Bool_t s) {fBSigned=s;} | |
99 | void SetSort(Int_t s) {fSort=s;} | |
100 | void SetOverlapLabel(Int_t i, Int_t l) {fOverlapLabels[i]=l;} | |
101 | void SetCurrentCluster(AliTPCclusterMI* cl) {fCurrentCluster=cl;} | |
102 | void SetNoCluster(Int_t n) {fNoCluster=n;} | |
103 | void SetRow(Int_t n) {fRow=n;} | |
104 | void SetSector(Int_t n) {fSector=n;} | |
105 | void SetCurrentClusterIndex1(Int_t n) {fCurrentClusterIndex1=n;} | |
106 | void SetInDead(Bool_t s) {fInDead=s;} | |
107 | void SetPoints(TClonesArray* p) {fPoints=p;} | |
108 | void SetEPoints(TClonesArray* p) {fEPoints=p;} | |
109 | ||
110 | Double_t TPCrPID(Int_t i) const {return fTPCr[i];} | |
111 | Double_t* TPCrPIDs() {return fTPCr;} | |
112 | Bool_t GetIsSeeding() const {return fIsSeeding;} | |
113 | Int_t GetSeedType() const {return fSeedType;} | |
114 | Int_t GetSeed1() const {return fSeed1;} | |
115 | Int_t GetSeed2() const {return fSeed2;} | |
116 | AliESDtrack* GetESD() {return fEsd;} | |
117 | Float_t GetSDEDX(Int_t i) const {return fSDEDX[i];} | |
118 | Int_t GetNCDEDX(Int_t i) const {return fNCDEDX[i];} | |
119 | Bool_t GetBSigned() const {return fBSigned;} | |
120 | Int_t GetSort() const {return fSort;} | |
121 | Int_t GetOverlapLabel(Int_t i) const {return fOverlapLabels[i];} | |
122 | AliTPCclusterMI* GetCurrentCluster() const {return fCurrentCluster;} | |
123 | Int_t GetNoCluster() const {return fNoCluster;} | |
124 | Int_t GetRow() const {return fRow;} | |
125 | Int_t GetCurrentClusterIndex1() const {return fCurrentClusterIndex1;} | |
126 | Bool_t GetInDead() const {return fInDead;} | |
127 | Float_t GetErrorY2() const {return fErrorY2;} | |
128 | Float_t GetErrorZ2() const {return fErrorZ2;} | |
81e97e0d | 129 | // |
130 | // | |
19b00333 | 131 | void SetClusterMapBit(int ibit, Bool_t state); |
132 | Bool_t GetClusterMapBit(int ibit); | |
133 | void SetSharedMapBit(int ibit, Bool_t state); | |
134 | Bool_t GetSharedMapBit(int ibit); | |
135 | const TBits& GetClusterMap() const { return fClusterMap; }; | |
136 | const TBits& GetSharedMap() const { return fSharedMap; }; | |
137 | ||
0a65832b | 138 | Float_t CookdEdxNorm(Double_t low=0.05, Double_t up=0.70, Int_t type=0, Int_t i1=0, Int_t i2=159); |
139 | ||
81e97e0d | 140 | private: |
141 | // AliTPCseed & operator = (const AliTPCseed &) | |
142 | // {::Fatal("= operator","Not Implemented\n");return *this;} | |
143 | AliESDtrack * fEsd; //! | |
105b1b81 | 144 | AliTPCclusterMI* fClusterPointer[160]; // array of cluster pointers - |
2928bdf0 | 145 | Bool_t fClusterOwner; // indicates the track is owner of cluster |
105b1b81 | 146 | TClonesArray * fPoints; //!array with points along the track |
147 | TClonesArray * fEPoints; //! array with exact points - calculated in special macro not used in tracking | |
81e97e0d | 148 | //---CURRENT VALUES |
6d493ea0 | 149 | Int_t fRow; // current row number |
150 | Int_t fSector; // current sector number | |
151 | Int_t fRelativeSector; // index of current relative sector | |
81e97e0d | 152 | Float_t fCurrentSigmaY2; //!expected current cluster sigma Y |
153 | Float_t fCurrentSigmaZ2; //!expected current cluster sigma Z | |
154 | Float_t fErrorY2; //!sigma of current cluster | |
155 | Float_t fErrorZ2; //!sigma of current cluster | |
156 | AliTPCclusterMI * fCurrentCluster; //!pointer to the current cluster for prolongation | |
157 | Int_t fCurrentClusterIndex1; //! index of the current cluster | |
158 | Bool_t fInDead; //! indicate if the track is in dead zone | |
159 | Bool_t fIsSeeding; //!indicates if it is proces of seeading | |
160 | Int_t fNoCluster; //!indicates number of rows without clusters | |
161 | Int_t fSort; //!indicate criteria for sorting | |
162 | Bool_t fBSigned; //indicates that clusters of this trackes are signed to be used | |
163 | // | |
164 | // | |
165 | Float_t fDEDX[4]; // dedx according padrows | |
166 | Float_t fSDEDX[4]; // sdedx according padrows | |
167 | Int_t fNCDEDX[4]; // number of clusters for dedx measurment | |
168 | Double_t fTPCr[AliPID::kSPECIES]; // rough PID according TPC | |
169 | // | |
170 | Int_t fSeedType; //seeding type | |
171 | Int_t fSeed1; //first row for seeding | |
172 | Int_t fSeed2; //last row for seeding | |
173 | Int_t fOverlapLabels[12]; //track labels and the length of the overlap | |
174 | Float_t fMAngular; // mean angular factor | |
175 | Char_t fCircular; // indicates curlin track | |
105b1b81 | 176 | AliTPCTrackerPoint fTrackPoints[160]; //track points - array track points |
19b00333 | 177 | TBits fClusterMap; // bit is 1 if track has a hit on padrow |
178 | TBits fSharedMap; // bit is 1 if track shares a hit on padrow | |
677af755 | 179 | ClassDef(AliTPCseed,3) |
81e97e0d | 180 | }; |
181 | ||
182 | ||
183 | ||
184 | ||
185 | ||
186 | #endif | |
187 | ||
188 |