]>
Commit | Line | Data |
---|---|---|
1 | #ifndef ALIITSTRACKERMI_H | |
2 | #define ALIITSTRACKERMI_H | |
3 | /* Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
8 | //------------------------------------------------------------------------- | |
9 | // ITS tracker | |
10 | // reads AliITSclusterMI clusters and creates AliITStrackMI tracks | |
11 | // Origin: Marian Ivanov, CERN, Marian.Ivanov@cern.ch | |
12 | // Current support and development: | |
13 | // Andrea Dainese, andrea.dainese@lnl.infn.it | |
14 | //------------------------------------------------------------------------- | |
15 | ||
16 | class TTree; | |
17 | class TTreeSRedirector; | |
18 | class AliESDEvent; | |
19 | ||
20 | class AliITSPlaneEff; | |
21 | class AliITSChannelStatus; | |
22 | class AliITSDetTypeRec; | |
23 | class AliPlaneEff; | |
24 | ||
25 | #include <TObjArray.h> | |
26 | ||
27 | #include "AliITStrackMI.h" | |
28 | #include "AliITSRecPoint.h" | |
29 | #include "AliTracker.h" | |
30 | ||
31 | ||
32 | //------------------------------------------------------------------------- | |
33 | class AliITStrackerMI : public AliTracker { | |
34 | public: | |
35 | AliITStrackerMI(); | |
36 | AliITStrackerMI(const Char_t *geom); | |
37 | virtual ~AliITStrackerMI(); | |
38 | AliCluster *GetCluster(Int_t index) const; | |
39 | virtual Bool_t GetTrackPoint(Int_t index, AliTrackPoint& p) const; | |
40 | virtual Bool_t GetTrackPointTrackingError(Int_t index, | |
41 | AliTrackPoint& p, const AliESDtrack *t); | |
42 | AliITSRecPoint *GetClusterLayer(Int_t layn, Int_t ncl) const | |
43 | {return fgLayers[layn].GetCluster(ncl);} | |
44 | Int_t GetNumberOfClustersLayer(Int_t layn) const | |
45 | {return fgLayers[layn].GetNumberOfClusters();} | |
46 | Int_t LoadClusters(TTree *cf); | |
47 | void UnloadClusters(); | |
48 | void FillClusterArray(TObjArray* array) const; | |
49 | Int_t Clusters2Tracks(AliESDEvent *event); | |
50 | Int_t PropagateBack(AliESDEvent *event); | |
51 | Int_t RefitInward(AliESDEvent *event); | |
52 | Bool_t RefitAt(Double_t x, AliITStrackMI *track, | |
53 | const AliITStrackMI *clusters, Bool_t extra=kFALSE, Bool_t planeeff=kFALSE); | |
54 | Bool_t RefitAt(Double_t x, AliITStrackMI *track, | |
55 | const Int_t *clusters, Bool_t extra=kFALSE, Bool_t planeeff=kFALSE); | |
56 | void SetupFirstPass(const Int_t *flags,const Double_t *cuts=0); | |
57 | void SetupSecondPass(const Int_t *flags,const Double_t *cuts=0); | |
58 | ||
59 | void SetLastLayerToTrackTo(Int_t l=0) {fLastLayerToTrackTo=l;} | |
60 | void UseClusters(const AliKalmanTrack *t, Int_t from=0) const; | |
61 | ||
62 | void GetDCASigma(const AliITStrackMI* track, Float_t & sigmarfi, Float_t &sigmaz); | |
63 | Double_t GetPredictedChi2MI(AliITStrackMI* track, const AliITSRecPoint *cluster,Int_t layer); | |
64 | Int_t UpdateMI(AliITStrackMI* track, const AliITSRecPoint* cl,Double_t chi2,Int_t layer) const; | |
65 | AliPlaneEff *GetPlaneEff() {return (AliPlaneEff*)fPlaneEff;} // return the pointer to AliPlaneEff | |
66 | void SetDetTypeRec(const AliITSDetTypeRec *detTypeRec) {fkDetTypeRec = detTypeRec; ReadBadFromDetTypeRec(); } | |
67 | TObjArray* GetTrackHypothesys() {return &fTrackHypothesys;} | |
68 | TObjArray* GetBestHypothesys() {return &fBestHypothesys;} | |
69 | TObjArray* GetOriginal() {return &fOriginal;} | |
70 | TTreeSRedirector *GetDebugStreamer() const {return fDebugStreamer;} | |
71 | static Int_t CorrectForTPCtoITSDeadZoneMaterial(AliITStrackMI *t); | |
72 | void SetForceSkippingOfLayer(); | |
73 | Int_t ForceSkippingOfLayer(Int_t l) const { return fForceSkippingOfLayer[l]; } | |
74 | ||
75 | class AliITSdetector { | |
76 | public: | |
77 | AliITSdetector():fR(0),fRmisal(0),fPhi(0),fSinPhi(0),fCosPhi(0),fYmin(0),fYmax(0),fZmin(0),fZmax(0),fIsBad(kFALSE),fNChips(0),fChipIsBad(0) {} | |
78 | AliITSdetector(Double_t r,Double_t phi):fR(r),fRmisal(r),fPhi(phi),fSinPhi(TMath::Sin(phi)),fCosPhi(TMath::Cos(phi)),fYmin(10000),fYmax(-1000),fZmin(10000),fZmax(-1000),fIsBad(kFALSE),fNChips(0),fChipIsBad(0) {} | |
79 | ~AliITSdetector() {if(fChipIsBad) delete [] fChipIsBad;} | |
80 | inline void GetGlobalXYZ( const AliITSRecPoint *cl, Double_t xyz[3]) const; | |
81 | Double_t GetR() const {return fR;} | |
82 | Double_t GetRmisal() const {return fRmisal;} | |
83 | Double_t GetPhi() const {return fPhi;} | |
84 | Double_t GetYmin() const {return fYmin;} | |
85 | Double_t GetYmax() const {return fYmax;} | |
86 | Double_t GetZmin() const {return fZmin;} | |
87 | Double_t GetZmax() const {return fZmax;} | |
88 | Bool_t IsBad() const {return fIsBad;} | |
89 | Int_t GetNChips() const {return fNChips;} | |
90 | Bool_t IsChipBad(Int_t iChip) const {return (fChipIsBad ? fChipIsBad[iChip] : kFALSE);} | |
91 | void SetRmisal(Double_t rmisal) {fRmisal = rmisal;} | |
92 | void SetYmin(Double_t min) {fYmin = min;} | |
93 | void SetYmax(Double_t max) {fYmax = max;} | |
94 | void SetZmin(Double_t min) {fZmin = min;} | |
95 | void SetZmax(Double_t max) {fZmax = max;} | |
96 | void SetBad() {fIsBad = kTRUE;} | |
97 | void ReadBadDetectorAndChips(Int_t ilayer,Int_t idet,const AliITSDetTypeRec *detTypeRec); | |
98 | private: | |
99 | AliITSdetector(const AliITSdetector& det); | |
100 | AliITSdetector & operator=(const AliITSdetector& det){ | |
101 | this->~AliITSdetector();new(this) AliITSdetector(det); | |
102 | return *this;} | |
103 | Double_t fR; // polar coordinates: r | |
104 | Double_t fRmisal; // polar coordinates: r, with misalignment | |
105 | Double_t fPhi; // polar coordinates: phi | |
106 | Double_t fSinPhi; // sin of phi; | |
107 | Double_t fCosPhi; // cos of phi | |
108 | Double_t fYmin; // local y minimal | |
109 | Double_t fYmax; // local max y | |
110 | Double_t fZmin; // local z min | |
111 | Double_t fZmax; // local z max | |
112 | Bool_t fIsBad; // is detector dead or noisy? | |
113 | Int_t fNChips; // number of chips | |
114 | Bool_t *fChipIsBad; //[fNChips] is chip dead or noisy? | |
115 | }; | |
116 | ||
117 | class AliITSlayer { | |
118 | public: | |
119 | AliITSlayer(); | |
120 | AliITSlayer(Double_t r, Double_t p, Double_t z, Int_t nl, Int_t nd); | |
121 | ~AliITSlayer(); | |
122 | Int_t InsertCluster(AliITSRecPoint *c); | |
123 | void SortClusters(); | |
124 | void ResetClusters(); | |
125 | void ResetWeights(); | |
126 | void SelectClusters(Double_t zmin,Double_t zmax,Double_t ymin,Double_t ymax); | |
127 | const AliITSRecPoint *GetNextCluster(Int_t &ci,Bool_t test=kFALSE); | |
128 | void ResetRoad(); | |
129 | Double_t GetRoad() const {return fRoad;} | |
130 | Double_t GetR() const {return fR;} | |
131 | Int_t FindClusterIndex(Float_t z) const; | |
132 | AliITSRecPoint *GetCluster(Int_t i) const {return i<fN ? fClusters[i]:0;} | |
133 | Float_t *GetWeight(Int_t i) {return i<fN ? &fClusterWeight[i]:0;} | |
134 | AliITSdetector &GetDetector(Int_t n) const { return fDetectors[n]; } | |
135 | Int_t FindDetectorIndex(Double_t phi, Double_t z) const; | |
136 | Double_t GetThickness(Double_t y, Double_t z, Double_t &x0) const; | |
137 | Int_t InRoad() const ; | |
138 | Int_t GetNumberOfClusters() const {return fN;} | |
139 | Int_t GetNladders() const {return fNladders;} | |
140 | Int_t GetNdetectors() const {return fNdetectors;} | |
141 | Int_t GetSkip() const {return fSkip;} | |
142 | void SetSkip(Int_t skip){fSkip=skip;} | |
143 | void IncAccepted(){fAccepted++;} | |
144 | Int_t GetAccepted() const {return fAccepted;} | |
145 | Int_t GetClusterTracks(Int_t i, Int_t j) const {return fClusterTracks[i][j];} | |
146 | void SetClusterTracks(Int_t i, Int_t j, Int_t c) {fClusterTracks[i][j]=c;} | |
147 | protected: | |
148 | AliITSlayer(const AliITSlayer& layer); | |
149 | AliITSlayer & operator=(const AliITSlayer& layer){ | |
150 | this->~AliITSlayer();new(this) AliITSlayer(layer); | |
151 | return *this;} | |
152 | Double_t fR; // mean radius of this layer | |
153 | Double_t fPhiOffset; // offset of the first detector in Phi | |
154 | Int_t fNladders; // number of ladders | |
155 | Double_t fZOffset; // offset of the first detector in Z | |
156 | Int_t fNdetectors; // detectors/ladder | |
157 | AliITSdetector *fDetectors; // array of detectors | |
158 | Int_t fN; // number of clusters | |
159 | AliITSRecPoint *fClusters[AliITSRecoParam::fgkMaxClusterPerLayer]; // pointers to clusters | |
160 | Int_t fClusterIndex[AliITSRecoParam::fgkMaxClusterPerLayer]; // pointers to clusters | |
161 | Float_t fY[AliITSRecoParam::fgkMaxClusterPerLayer]; // y position of the clusters | |
162 | Float_t fZ[AliITSRecoParam::fgkMaxClusterPerLayer]; // z position of the clusters | |
163 | Float_t fYB[2]; // ymin and ymax | |
164 | // | |
165 | AliITSRecPoint *fClusters5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // pointers to clusters - slice in y | |
166 | Int_t fClusterIndex5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // pointers to clusters - slice in y | |
167 | Float_t fY5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // y position of the clusters slice in y | |
168 | Float_t fZ5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // z position of the clusters slice in y | |
169 | Int_t fN5[6]; // number of cluster in slice | |
170 | Float_t fDy5; //delta y | |
171 | Float_t fBy5[6][2]; //slice borders | |
172 | // | |
173 | AliITSRecPoint *fClusters10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // pointers to clusters - slice in y | |
174 | Int_t fClusterIndex10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // pointers to clusters - slice in y | |
175 | Float_t fY10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // y position of the clusters slice in y | |
176 | Float_t fZ10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // z position of the clusters slice in y | |
177 | Int_t fN10[11]; // number of cluster in slice | |
178 | Float_t fDy10; // delta y | |
179 | Float_t fBy10[11][2]; // slice borders | |
180 | // | |
181 | AliITSRecPoint *fClusters20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // pointers to clusters - slice in y | |
182 | Int_t fClusterIndex20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // pointers to clusters - slice in y | |
183 | Float_t fY20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // y position of the clusters slice in y | |
184 | Float_t fZ20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // z position of the clusters slice in y | |
185 | Int_t fN20[21]; // number of cluster in slice | |
186 | Float_t fDy20; //delta y | |
187 | Float_t fBy20[21][2]; //slice borders | |
188 | // | |
189 | AliITSRecPoint** fClustersCs; //clusters table in current slice | |
190 | Int_t *fClusterIndexCs; //cluster index in current slice | |
191 | Float_t *fYcs; //y position in current slice | |
192 | Float_t *fZcs; //z position in current slice | |
193 | Int_t fNcs; //number of clusters in current slice | |
194 | Int_t fCurrentSlice; //current slice | |
195 | // | |
196 | Float_t fClusterWeight[AliITSRecoParam::fgkMaxClusterPerLayer]; // probabilistic weight of the cluster | |
197 | Int_t fClusterTracks[4][AliITSRecoParam::fgkMaxClusterPerLayer]; //tracks registered to given cluster | |
198 | Float_t fZmin; // the | |
199 | Float_t fZmax; // edges | |
200 | Float_t fYmin; // of the | |
201 | Float_t fYmax; // "window" | |
202 | Int_t fI; // index of the current cluster within the "window" | |
203 | Int_t fImax; // index of the last cluster within the "window" | |
204 | Int_t fSkip; // indicates possibility to skip cluster | |
205 | Int_t fAccepted; // accept indicator | |
206 | Double_t fRoad; // road defined by the cluster density | |
207 | Double_t fMaxSigmaClY; // maximum cluster error Y (to enlarge road) | |
208 | Double_t fMaxSigmaClZ; // maximum cluster error Z (to enlarge road) | |
209 | Double_t fNMaxSigmaCl; // number of sigma for road enlargement | |
210 | }; | |
211 | AliITStrackerMI::AliITSlayer & GetLayer(Int_t layer) const; | |
212 | AliITStrackerMI::AliITSdetector & GetDetector(Int_t layer, Int_t n) const {return GetLayer(layer).GetDetector(n); } | |
213 | Int_t GetNearestLayer(const Double_t *xr) const; //get nearest upper layer close to the point xr | |
214 | void SetCurrentEsdTrack(Int_t i) {fCurrentEsdTrack=i;} | |
215 | void FollowProlongationTree(AliITStrackMI * otrack, Int_t esdindex, Bool_t constrain); | |
216 | ||
217 | protected: | |
218 | Bool_t ComputeRoad(AliITStrackMI* track,Int_t ilayer,Int_t idet,Double_t &zmin,Double_t &zmax,Double_t &ymin,Double_t &ymax) const; | |
219 | ||
220 | void CookLabel(AliKalmanTrack *t,Float_t wrong) const; | |
221 | void CookLabel(AliITStrackMI *t,Float_t wrong) const; | |
222 | Double_t GetEffectiveThickness(); | |
223 | void ResetBestTrack() { | |
224 | fBestTrack.~AliITStrackMI(); | |
225 | new(&fBestTrack) AliITStrackMI(fTrackToFollow); | |
226 | } | |
227 | void ResetTrackToFollow(const AliITStrackMI &t) { | |
228 | fTrackToFollow.~AliITStrackMI(); | |
229 | new(&fTrackToFollow) AliITStrackMI(t); | |
230 | } | |
231 | void CookdEdx(AliITStrackMI* track); | |
232 | Double_t GetNormalizedChi2(AliITStrackMI * track, Int_t mode); | |
233 | Double_t GetTruncatedChi2(const AliITStrackMI * track, Float_t fac); | |
234 | Double_t NormalizedChi2(AliITStrackMI * track, Int_t layer); | |
235 | Double_t GetInterpolatedChi2(const AliITStrackMI * forwardtrack,const AliITStrackMI * backtrack); | |
236 | Double_t GetMatchingChi2(const AliITStrackMI * track1,const AliITStrackMI * track2); | |
237 | Double_t GetSPDDeadZoneProbability(Double_t zpos, Double_t zerr) const; | |
238 | ||
239 | Float_t *GetWeight(Int_t index); | |
240 | void AddTrackHypothesys(AliITStrackMI * track, Int_t esdindex); | |
241 | void SortTrackHypothesys(Int_t esdindex, Int_t maxcut, Int_t mode); | |
242 | AliITStrackMI * GetBestHypothesys(Int_t esdindex, AliITStrackMI * original, Int_t checkmax); | |
243 | void GetBestHypothesysMIP(TObjArray &itsTracks); | |
244 | void RegisterClusterTracks(const AliITStrackMI* track, Int_t id); | |
245 | void UnRegisterClusterTracks(const AliITStrackMI* track, Int_t id); | |
246 | Float_t GetNumberOfSharedClusters(AliITStrackMI* track,Int_t id, Int_t list[6], AliITSRecPoint *clist[6]); | |
247 | Int_t GetOverlapTrack(const AliITStrackMI *track, Int_t trackID, Int_t &shared, Int_t clusterlist[6], Int_t overlist[6]); | |
248 | AliITStrackMI * GetBest2Tracks(Int_t trackID1, Int_t treackID2, Float_t th0, Float_t th1); | |
249 | Float_t * GetErrY(Int_t trackindex) const {return &fCoefficients[trackindex*48];} | |
250 | Float_t * GetErrZ(Int_t trackindex) const {return &fCoefficients[trackindex*48+12];} | |
251 | Float_t * GetNy(Int_t trackindex) const {return &fCoefficients[trackindex*48+24];} | |
252 | Float_t * GetNz(Int_t trackindex) const {return &fCoefficients[trackindex*48+36];} | |
253 | void SignDeltas(const TObjArray *clusterArray, Float_t zv); | |
254 | void MakeCoefficients(Int_t ntracks); | |
255 | void BuildMaterialLUT(TString material); | |
256 | void MakeTrksMaterialLUT(Int_t ntracks); | |
257 | void DeleteTrksMaterialLUT(); | |
258 | Int_t CorrectForPipeMaterial(AliITStrackMI *t, TString direction="inward"); | |
259 | Int_t CorrectForShieldMaterial(AliITStrackMI *t, TString shield, TString direction="inward"); | |
260 | Int_t CorrectForLayerMaterial(AliITStrackMI *t, Int_t layerindex, Double_t oldGlobXYZ[3], TString direction="inward"); | |
261 | void UpdateESDtrack(AliITStrackMI* track, ULong_t flags) const; | |
262 | void ReadBadFromDetTypeRec(); | |
263 | Int_t CheckSkipLayer(const AliITStrackMI *track,Int_t ilayer,Int_t idet) const; | |
264 | Int_t CheckDeadZone(AliITStrackMI *track,Int_t ilayer,Int_t idet,Double_t dz,Double_t dy,Bool_t noClusters=kFALSE) const; | |
265 | Bool_t LocalModuleCoord(Int_t ilayer,Int_t idet,const AliITStrackMI *track, | |
266 | Float_t &xloc,Float_t &zloc) const; | |
267 | // method to be used for Plane Efficiency evaluation | |
268 | Bool_t IsOKForPlaneEff(const AliITStrackMI* track, const Int_t *clusters, Int_t ilayer) const; // Check if a track is usable | |
269 | // for Plane Eff evaluation | |
270 | void UseTrackForPlaneEff(const AliITStrackMI* track, Int_t ilayer); // Use this track for Plane Eff | |
271 | // | |
272 | Int_t fI; // index of the current layer | |
273 | static AliITSlayer fgLayers[AliITSgeomTGeo::kNLayers];// ITS layers | |
274 | AliITStrackMI fTracks[AliITSgeomTGeo::kNLayers]; // track estimations at the ITS layers | |
275 | AliITStrackMI fBestTrack; // "best" track | |
276 | AliITStrackMI fTrackToFollow; // followed track | |
277 | TObjArray fTrackHypothesys; // ! array with track hypothesys- ARRAY is the owner of tracks- MI | |
278 | TObjArray fBestHypothesys; // ! array with track hypothesys- ARRAY is the owner of tracks- MI | |
279 | TObjArray fOriginal; // ! array with seeds from the TPC | |
280 | Int_t fBestTrackIndex[100000]; // ! index of the best track | |
281 | Int_t fCurrentEsdTrack; // ! current esd track - MI | |
282 | Int_t fPass; // current pass through the data | |
283 | Int_t fConstraint[2]; // constraint flags | |
284 | Bool_t fAfterV0; //indicates V0 founded | |
285 | Int_t fForceSkippingOfLayer[AliITSgeomTGeo::kNLayers]; // layers to be skipped | |
286 | Int_t fLastLayerToTrackTo; // the innermost layer to track to | |
287 | Float_t * fCoefficients; //! working array with errors and mean cluster shape | |
288 | AliESDEvent * fEsd; //! pointer to the ESD event | |
289 | Double_t fSPDdetzcentre[4]; // centres of SPD modules in z | |
290 | TString fTrackingPhase; // current tracking phase | |
291 | Int_t fUseTGeo; // use TGeo to get material budget | |
292 | Int_t fNtracks; // number of tracks to prolong | |
293 | Float_t fxOverX0Pipe; // material budget | |
294 | Float_t fxTimesRhoPipe; // material budget | |
295 | Float_t fxOverX0Shield[2]; // material budget | |
296 | Float_t fxTimesRhoShield[2]; // material budget | |
297 | Float_t fxOverX0Layer[6]; // material budget | |
298 | Float_t fxTimesRhoLayer[6]; // material budget | |
299 | Float_t *fxOverX0PipeTrks; //! material budget | |
300 | Float_t *fxTimesRhoPipeTrks; //! material budget | |
301 | Float_t *fxOverX0ShieldTrks; //! material budget | |
302 | Float_t *fxTimesRhoShieldTrks; //! material budget | |
303 | Float_t *fxOverX0LayerTrks; //! material budget | |
304 | Float_t *fxTimesRhoLayerTrks; //! material budget | |
305 | TTreeSRedirector *fDebugStreamer; //!debug streamer | |
306 | AliITSChannelStatus *fITSChannelStatus;//! bitmaps with channel status for SPD and SDD | |
307 | const AliITSDetTypeRec *fkDetTypeRec; //! ITS det type rec, from AliITSReconstructor | |
308 | AliITSPlaneEff *fPlaneEff; //! Pointer to the ITS plane efficicency | |
309 | private: | |
310 | AliITStrackerMI(const AliITStrackerMI &tracker); | |
311 | AliITStrackerMI & operator=(const AliITStrackerMI &tracker); | |
312 | ClassDef(AliITStrackerMI,9) //ITS tracker MI | |
313 | }; | |
314 | ||
315 | ||
316 | ||
317 | ||
318 | ///////////////////////////////////////////////////////// | |
319 | ///////////////////////////////////////////////////////// | |
320 | ///////////////////////////////////////////////////////// | |
321 | ||
322 | ||
323 | ||
324 | ||
325 | ||
326 | inline void AliITStrackerMI::SetupFirstPass(const Int_t *flags,const Double_t *cuts) { | |
327 | // This function sets up flags and cuts for the first tracking pass | |
328 | // | |
329 | // flags[0] - vertex constaint flag | |
330 | // negative means "skip the pass" | |
331 | // 0 means "no constraint" | |
332 | // positive means "normal constraint" | |
333 | ||
334 | fConstraint[0]=flags[0]; | |
335 | if (!cuts) return; | |
336 | } | |
337 | ||
338 | inline void AliITStrackerMI::SetupSecondPass(const Int_t *flags,const Double_t *cuts) { | |
339 | // This function sets up flags and cuts for the second tracking pass | |
340 | // | |
341 | // flags[0] - vertex constaint flag | |
342 | // negative means "skip the pass" | |
343 | // 0 means "no constraint" | |
344 | // positive means "normal constraint" | |
345 | ||
346 | fConstraint[1]=flags[0]; | |
347 | if (!cuts) return; | |
348 | } | |
349 | ||
350 | inline void AliITStrackerMI::CookLabel(AliKalmanTrack *t,Float_t wrong) const { | |
351 | //-------------------------------------------------------------------- | |
352 | //This function "cooks" a track label. If label<0, this track is fake. | |
353 | //-------------------------------------------------------------------- | |
354 | Int_t tpcLabel=t->GetLabel(); | |
355 | if (tpcLabel<0) return; | |
356 | AliTracker::CookLabel(t,wrong); | |
357 | if (tpcLabel!=TMath::Abs(t->GetLabel())){ | |
358 | t->SetFakeRatio(1.); | |
359 | } | |
360 | if (tpcLabel !=t->GetLabel()) { | |
361 | t->SetLabel(-tpcLabel); | |
362 | } | |
363 | } | |
364 | ||
365 | inline Double_t AliITStrackerMI::NormalizedChi2(AliITStrackMI * track, Int_t layer) | |
366 | { | |
367 | //-------------------------------------------------------------------- | |
368 | //get normalize chi2 | |
369 | //-------------------------------------------------------------------- | |
370 | track->SetNormChi2(layer,2.*track->GetNSkipped()+0.25*track->GetNDeadZone()+track->GetdEdxMismatch()+track->GetChi2()/ | |
371 | //track->fNormChi2[layer] = 2.*track->fNSkipped+0.25*track->fNDeadZone+track->fdEdxMismatch+track->fChi22/ | |
372 | TMath::Max(double(track->GetNumberOfClusters()-track->GetNSkipped()), | |
373 | 1./(1.+track->GetNSkipped()))); | |
374 | return track->GetNormChi2(layer); | |
375 | } | |
376 | inline void AliITStrackerMI::AliITSdetector::GetGlobalXYZ(const AliITSRecPoint *cl, Double_t xyz[3]) const | |
377 | { | |
378 | // | |
379 | // get cluster coordinates in global cooordinate | |
380 | // | |
381 | xyz[2] = cl->GetZ(); | |
382 | xyz[0] = fR*fCosPhi - cl->GetY()*fSinPhi; | |
383 | xyz[1] = fR*fSinPhi + cl->GetY()*fCosPhi; | |
384 | } | |
385 | #endif |