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e43c066c | 1 | #ifndef ALIITSTRACKERMI_H |
2 | #define ALIITSTRACKERMI_H | |
572f41f9 | 3 | /* Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. * |
e43c066c | 4 | * See cxx source for full Copyright notice */ |
5 | ||
572f41f9 | 6 | /* $Id$ */ |
bf6adc12 | 7 | |
e43c066c | 8 | //------------------------------------------------------------------------- |
9 | // ITS tracker | |
15dd636f | 10 | // reads AliITSclusterMI clusters and creates AliITStrackMI tracks |
11 | // Origin: Marian Ivanov, CERN, Marian.Ivanov@cern.ch | |
e43c066c | 12 | //------------------------------------------------------------------------- |
13 | ||
bf6adc12 | 14 | class TTree; |
15 | class TTreeSRedirector; | |
af885e0f | 16 | class AliESDEvent; |
67c1e979 | 17 | |
00a7cc50 | 18 | #include <TObjArray.h> |
19 | #include "AliITSRecPoint.h" | |
bf6adc12 | 20 | #include "AliITStrackMI.h" |
4a66240a | 21 | #include "AliITSPlaneEff.h" |
7167ae53 | 22 | #include "AliPlaneEff.h" |
ae00569a | 23 | #include "AliTracker.h" |
e43c066c | 24 | |
25 | //------------------------------------------------------------------------- | |
26 | class AliITStrackerMI : public AliTracker { | |
27 | public: | |
8221b41b | 28 | AliITStrackerMI(); |
1f3e997f | 29 | AliITStrackerMI(const Char_t *geom); |
8221b41b | 30 | virtual ~AliITStrackerMI(); |
e43c066c | 31 | AliCluster *GetCluster(Int_t index) const; |
df29e9a4 | 32 | virtual Bool_t GetTrackPoint(Int_t index, AliTrackPoint& p) const; |
9a5326b1 | 33 | virtual Bool_t GetTrackPointTrackingError(Int_t index, |
34 | AliTrackPoint& p, const AliESDtrack *t); | |
00a7cc50 | 35 | AliITSRecPoint *GetClusterLayer(Int_t layn, Int_t ncl) const |
e43c066c | 36 | {return fgLayers[layn].GetCluster(ncl);} |
37 | Int_t GetNumberOfClustersLayer(Int_t layn) const | |
38 | {return fgLayers[layn].GetNumberOfClusters();} | |
39 | Int_t LoadClusters(TTree *cf); | |
40 | void UnloadClusters(); | |
af885e0f | 41 | Int_t Clusters2Tracks(AliESDEvent *event); |
42 | Int_t PropagateBack(AliESDEvent *event); | |
43 | Int_t RefitInward(AliESDEvent *event); | |
ae00569a | 44 | Bool_t RefitAt(Double_t x, AliITStrackMI *track, |
7167ae53 | 45 | const AliITStrackMI *clusters, Bool_t extra=kFALSE, Bool_t planeeff=kFALSE); |
ae00569a | 46 | Bool_t RefitAt(Double_t x, AliITStrackMI *track, |
7167ae53 | 47 | const Int_t *clusters, Bool_t extra=kFALSE, Bool_t planeeff=kFALSE); |
e43c066c | 48 | void SetupFirstPass(Int_t *flags, Double_t *cuts=0); |
49 | void SetupSecondPass(Int_t *flags, Double_t *cuts=0); | |
50 | ||
51 | void SetLastLayerToTrackTo(Int_t l=0) {fLastLayerToTrackTo=l;} | |
52 | void SetLayersNotToSkip(Int_t *l); | |
53 | void UseClusters(const AliKalmanTrack *t, Int_t from=0) const; | |
628e7bb0 | 54 | |
55 | void GetDCASigma(AliITStrackMI* track, Float_t & sigmarfi, Float_t &sigmaz); | |
00a7cc50 | 56 | Double_t GetPredictedChi2MI(AliITStrackMI* track, const AliITSRecPoint *cluster,Int_t layer); |
57 | Int_t UpdateMI(AliITStrackMI* track, const AliITSRecPoint* cl,Double_t chi2,Int_t layer) const; | |
7167ae53 | 58 | AliPlaneEff *GetPlaneEff() {return (AliPlaneEff*)fPlaneEff;} // return the pointer to AliPlaneEff |
e43c066c | 59 | class AliITSdetector { |
60 | public: | |
8221b41b | 61 | AliITSdetector():fR(0),fPhi(0),fSinPhi(0),fCosPhi(0),fYmin(0),fYmax(0),fZmin(0),fZmax(0){} |
62 | AliITSdetector(Double_t r,Double_t phi):fR(r),fPhi(phi),fSinPhi(TMath::Sin(phi)),fCosPhi(TMath::Cos(phi)),fYmin(10000),fYmax(-1000),fZmin(10000),fZmax(-1000) {} | |
00a7cc50 | 63 | inline void GetGlobalXYZ( const AliITSRecPoint *cl, Double_t xyz[3]) const; |
e43c066c | 64 | Double_t GetR() const {return fR;} |
65 | Double_t GetPhi() const {return fPhi;} | |
66 | Double_t GetYmin() const {return fYmin;} | |
67 | Double_t GetYmax() const {return fYmax;} | |
68 | Double_t GetZmin() const {return fZmin;} | |
69 | Double_t GetZmax() const {return fZmax;} | |
70 | void SetYmin(Double_t min) {fYmin = min;} | |
71 | void SetYmax(Double_t max) {fYmax = max;} | |
72 | void SetZmin(Double_t min) {fZmin = min;} | |
73 | void SetZmax(Double_t max) {fZmax = max;} | |
74 | private: | |
75 | Double_t fR; // polar coordinates | |
76 | Double_t fPhi; // of this detector | |
77 | Double_t fSinPhi; // sin of phi; | |
78 | Double_t fCosPhi; // cos of phi | |
79 | Double_t fYmin; // local y minimal | |
80 | Double_t fYmax; // local max y | |
81 | Double_t fZmin; // local z min | |
82 | Double_t fZmax; // local z max | |
83 | }; | |
84 | ||
85 | class AliITSlayer { | |
e43c066c | 86 | public: |
87 | AliITSlayer(); | |
88 | AliITSlayer(Double_t r, Double_t p, Double_t z, Int_t nl, Int_t nd); | |
89 | ~AliITSlayer(); | |
00a7cc50 | 90 | Int_t InsertCluster(AliITSRecPoint *c); |
e43c066c | 91 | void SortClusters(); |
92 | void ResetClusters(); | |
93 | void ResetWeights(); | |
6518a6c5 | 94 | void SelectClusters(Double_t zmin,Double_t zmax,Double_t ymin,Double_t ymax); |
ae00569a | 95 | const AliITSRecPoint *GetNextCluster(Int_t &ci,Bool_t test=kFALSE); |
e43c066c | 96 | void ResetRoad(); |
97 | Double_t GetRoad() const {return fRoad;} | |
98 | Double_t GetR() const {return fR;} | |
99 | Int_t FindClusterIndex(Float_t z) const; | |
00a7cc50 | 100 | AliITSRecPoint *GetCluster(Int_t i) const {return i<fN? fClusters[i]:0;} |
8602c008 | 101 | Float_t *GetWeight(Int_t i) {return i<fN ?&fClusterWeight[i]:0;} |
e43c066c | 102 | AliITSdetector &GetDetector(Int_t n) const { return fDetectors[n]; } |
103 | Int_t FindDetectorIndex(Double_t phi, Double_t z) const; | |
104 | Double_t GetThickness(Double_t y, Double_t z, Double_t &x0) const; | |
105 | Int_t InRoad() const ; | |
106 | Int_t GetNumberOfClusters() const {return fN;} | |
107 | Int_t GetNladders() const {return fNladders;} | |
108 | Int_t GetNdetectors() const {return fNdetectors;} | |
109 | Int_t GetSkip() const {return fSkip;} | |
110 | void SetSkip(Int_t skip){fSkip=skip;} | |
111 | void IncAccepted(){fAccepted++;} | |
81e97e0d | 112 | Int_t GetAccepted() const {return fAccepted;} |
b9671574 | 113 | Int_t GetClusterTracks(Int_t i, Int_t j) const {return fClusterTracks[i][j];} |
114 | void SetClusterTracks(Int_t i, Int_t j, Int_t c) {fClusterTracks[i][j]=c;} | |
e43c066c | 115 | protected: |
8221b41b | 116 | AliITSlayer(const AliITSlayer& layer); |
117 | AliITSlayer & operator=(const AliITSlayer& layer){ | |
118 | this->~AliITSlayer();new(this) AliITSlayer(layer); | |
119 | return *this;} | |
e43c066c | 120 | Double_t fR; // mean radius of this layer |
121 | Double_t fPhiOffset; // offset of the first detector in Phi | |
122 | Int_t fNladders; // number of ladders | |
123 | Double_t fZOffset; // offset of the first detector in Z | |
124 | Int_t fNdetectors; // detectors/ladder | |
125 | AliITSdetector *fDetectors; // array of detectors | |
126 | Int_t fN; // number of clusters | |
e50912db | 127 | AliITSRecPoint *fClusters[AliITSRecoParam::fgkMaxClusterPerLayer]; // pointers to clusters |
128 | Int_t fClusterIndex[AliITSRecoParam::fgkMaxClusterPerLayer]; // pointers to clusters | |
129 | Float_t fY[AliITSRecoParam::fgkMaxClusterPerLayer]; // y position of the clusters | |
130 | Float_t fZ[AliITSRecoParam::fgkMaxClusterPerLayer]; // z position of the clusters | |
e43c066c | 131 | Float_t fYB[2]; // ymin and ymax |
132 | // | |
e50912db | 133 | AliITSRecPoint *fClusters5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // pointers to clusters - slice in y |
134 | Int_t fClusterIndex5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // pointers to clusters - slice in y | |
135 | Float_t fY5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // y position of the clusters slice in y | |
136 | Float_t fZ5[6][AliITSRecoParam::fgkMaxClusterPerLayer5]; // z position of the clusters slice in y | |
e43c066c | 137 | Int_t fN5[6]; // number of cluster in slice |
138 | Float_t fDy5; //delta y | |
139 | Float_t fBy5[6][2]; //slice borders | |
140 | // | |
e50912db | 141 | AliITSRecPoint *fClusters10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // pointers to clusters - slice in y |
142 | Int_t fClusterIndex10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // pointers to clusters - slice in y | |
143 | Float_t fY10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // y position of the clusters slice in y | |
144 | Float_t fZ10[11][AliITSRecoParam::fgkMaxClusterPerLayer10]; // z position of the clusters slice in y | |
e43c066c | 145 | Int_t fN10[11]; // number of cluster in slice |
f43e383b | 146 | Float_t fDy10; // delta y |
147 | Float_t fBy10[11][2]; // slice borders | |
e43c066c | 148 | // |
e50912db | 149 | AliITSRecPoint *fClusters20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // pointers to clusters - slice in y |
150 | Int_t fClusterIndex20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // pointers to clusters - slice in y | |
151 | Float_t fY20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // y position of the clusters slice in y | |
152 | Float_t fZ20[21][AliITSRecoParam::fgkMaxClusterPerLayer20]; // z position of the clusters slice in y | |
e43c066c | 153 | Int_t fN20[21]; // number of cluster in slice |
f43e383b | 154 | Float_t fDy20; //delta y |
155 | Float_t fBy20[21][2]; //slice borders | |
e43c066c | 156 | // |
00a7cc50 | 157 | AliITSRecPoint** fClustersCs; //clusters table in current slice |
e43c066c | 158 | Int_t *fClusterIndexCs; //cluster index in current slice |
159 | Float_t *fYcs; //y position in current slice | |
160 | Float_t *fZcs; //z position in current slice | |
161 | Int_t fNcs; //number of clusters in current slice | |
162 | Int_t fCurrentSlice; //current slice | |
163 | // | |
e50912db | 164 | Float_t fClusterWeight[AliITSRecoParam::fgkMaxClusterPerLayer]; // probabilistic weight of the cluster |
165 | Int_t fClusterTracks[4][AliITSRecoParam::fgkMaxClusterPerLayer]; //tracks registered to given cluster | |
e43c066c | 166 | Float_t fZmax; // edges |
167 | Float_t fYmin; // of the | |
168 | Float_t fYmax; // "window" | |
169 | Int_t fI; // index of the current cluster within the "window" | |
170 | Int_t fImax; // index of the last cluster within the "window" | |
171 | Int_t fSkip; // indicates possibility to skip cluster | |
f43e383b | 172 | Int_t fAccepted; // accept indicator |
e43c066c | 173 | Double_t fRoad; // road defined by the cluster density |
174 | }; | |
175 | AliITStrackerMI::AliITSlayer & GetLayer(Int_t layer) const; | |
176 | AliITStrackerMI::AliITSdetector & GetDetector(Int_t layer, Int_t n) const {return GetLayer(layer).GetDetector(n); } | |
177 | ||
178 | protected: | |
81e97e0d | 179 | Int_t GetNearestLayer(const Double_t *xr) const; //get nearest upper layer close to the point xr |
af885e0f | 180 | void FindV02(AliESDEvent *event); //try to find V0 |
181 | void RefitV02(AliESDEvent *event); //try to refit V0's | |
182 | void UpdateTPCV0(AliESDEvent *event); //try to update, or reject TPC V0s | |
e43c066c | 183 | void CookLabel(AliKalmanTrack *t,Float_t wrong) const; |
15dd636f | 184 | void CookLabel(AliITStrackMI *t,Float_t wrong) const; |
e50912db | 185 | Double_t GetEffectiveThickness(); |
81e97e0d | 186 | void FollowProlongationTree(AliITStrackMI * otrack, Int_t esdindex, Bool_t constrain); |
e43c066c | 187 | void ResetBestTrack() { |
15dd636f | 188 | fBestTrack.~AliITStrackMI(); |
189 | new(&fBestTrack) AliITStrackMI(fTrackToFollow); | |
e43c066c | 190 | } |
15dd636f | 191 | void ResetTrackToFollow(const AliITStrackMI &t) { |
192 | fTrackToFollow.~AliITStrackMI(); | |
193 | new(&fTrackToFollow) AliITStrackMI(t); | |
e43c066c | 194 | } |
15dd636f | 195 | void CookdEdx(AliITStrackMI* track); |
196 | Double_t GetNormalizedChi2(AliITStrackMI * track, Int_t mode); | |
197 | Double_t GetTruncatedChi2(AliITStrackMI * track, Float_t fac); | |
198 | Double_t NormalizedChi2(AliITStrackMI * track, Int_t layer); | |
199 | Double_t GetInterpolatedChi2(AliITStrackMI * forwardtrack, AliITStrackMI * backtrack); | |
200 | Double_t GetMatchingChi2(AliITStrackMI * track1, AliITStrackMI * track2); | |
6518a6c5 | 201 | Double_t GetSPDDeadZoneProbability(Double_t zpos, Double_t zerr); |
e43c066c | 202 | |
203 | Float_t *GetWeight(Int_t index); | |
15dd636f | 204 | void AddTrackHypothesys(AliITStrackMI * track, Int_t esdindex); |
e43c066c | 205 | void SortTrackHypothesys(Int_t esdindex, Int_t maxcut, Int_t mode); |
15dd636f | 206 | AliITStrackMI * GetBestHypothesys(Int_t esdindex, AliITStrackMI * original, Int_t checkmax); |
e43c066c | 207 | void GetBestHypothesysMIP(TObjArray &itsTracks); |
15dd636f | 208 | void RegisterClusterTracks(AliITStrackMI* track, Int_t id); |
209 | void UnRegisterClusterTracks(AliITStrackMI* track, Int_t id); | |
00a7cc50 | 210 | Float_t GetNumberOfSharedClusters(AliITStrackMI* track,Int_t id, Int_t list[6], AliITSRecPoint *clist[6]); |
15dd636f | 211 | Int_t GetOverlapTrack(AliITStrackMI *track, Int_t trackID, Int_t &shared, Int_t clusterlist[6], Int_t overlist[6]); |
212 | AliITStrackMI * GetBest2Tracks(Int_t trackID1, Int_t treackID2, Float_t th0, Float_t th1); | |
afd25725 | 213 | Float_t * GetErrY(Int_t trackindex) const {return &fCoefficients[trackindex*48];} |
214 | Float_t * GetErrZ(Int_t trackindex) const {return &fCoefficients[trackindex*48+12];} | |
215 | Float_t * GetNy(Int_t trackindex) const {return &fCoefficients[trackindex*48+24];} | |
216 | Float_t * GetNz(Int_t trackindex) const {return &fCoefficients[trackindex*48+36];} | |
e43c066c | 217 | void SignDeltas( TObjArray *ClusterArray, Float_t zv); |
afd25725 | 218 | void MakeCoefficients(Int_t ntracks); |
e50912db | 219 | void BuildMaterialLUT(TString material); |
220 | void MakeTrksMaterialLUT(Int_t ntracks); | |
221 | void DeleteTrksMaterialLUT(); | |
222 | Int_t CorrectForPipeMaterial(AliITStrackMI *t, TString direction="inward"); | |
223 | Int_t CorrectForShieldMaterial(AliITStrackMI *t, TString shield, TString direction="inward"); | |
224 | Int_t CorrectForLayerMaterial(AliITStrackMI *t, Int_t layerindex, Double_t oldGlobXYZ[3], TString direction="inward"); | |
15dd636f | 225 | void UpdateESDtrack(AliITStrackMI* track, ULong_t flags) const; |
6518a6c5 | 226 | Int_t CheckSkipLayer(AliITStrackMI *track,Int_t ilayer,Int_t idet) const; |
ae00569a | 227 | Int_t CheckDeadZone(/*AliITStrackMI *track,*/Int_t ilayer,Int_t idet,Double_t zmin,Double_t zmax/*,Double_t ymin,Double_t ymax*/) const; |
228 | Bool_t LocalModuleCoord(Int_t ilayer,Int_t idet,AliITStrackMI *track, | |
229 | Float_t &xloc,Float_t &zloc) const; | |
7167ae53 | 230 | // method to be used for Plane Efficiency evaluation |
231 | Bool_t IsOKForPlaneEff(AliITStrackMI* track, Int_t ilayer) const; // Check if a track is usable | |
232 | // for Plane Eff evaluation | |
233 | void UseTrackForPlaneEff(AliITStrackMI* track, Int_t ilayer); // Use this track for Plane Eff | |
234 | // | |
e43c066c | 235 | Int_t fI; // index of the current layer |
e50912db | 236 | static AliITSlayer fgLayers[AliITSgeomTGeo::kNLayers];// ITS layers |
237 | AliITStrackMI fTracks[AliITSgeomTGeo::kNLayers]; // track estimations at the ITS layers | |
15dd636f | 238 | AliITStrackMI fBestTrack; // "best" track |
239 | AliITStrackMI fTrackToFollow; // followed track | |
e43c066c | 240 | TObjArray fTrackHypothesys; // ! array with track hypothesys- ARRAY is the owner of tracks- MI |
81e97e0d | 241 | TObjArray fBestHypothesys; // ! array with track hypothesys- ARRAY is the owner of tracks- MI |
628e7bb0 | 242 | TObjArray fOriginal; // ! array with seeds from the TPC |
e43c066c | 243 | Int_t fBestTrackIndex[100000]; // ! index of the best track |
244 | Int_t fCurrentEsdTrack; // ! current esd track - MI | |
245 | Int_t fPass; // current pass through the data | |
246 | Int_t fConstraint[2]; // constraint flags | |
628e7bb0 | 247 | Bool_t fAfterV0; //indicates V0 founded |
e50912db | 248 | Int_t fLayersNotToSkip[AliITSgeomTGeo::kNLayers]; // layer masks |
e43c066c | 249 | Int_t fLastLayerToTrackTo; // the innermost layer to track to |
e50912db | 250 | Float_t * fCoefficients; //! working array with errors and mean cluster shape |
afd25725 | 251 | AliESDEvent * fEsd; //! pointer to the ESD event |
252 | Double_t fSPDdetzcentre[4]; // centres of SPD modules in z | |
e50912db | 253 | TString fTrackingPhase; // current tracking phase |
254 | Int_t fUseTGeo; // use TGeo to get material budget | |
255 | Int_t fNtracks; // number of tracks to prolong | |
256 | Float_t fxOverX0Pipe; // material budget | |
257 | Float_t fxTimesRhoPipe; // material budget | |
258 | Float_t fxOverX0Shield[2]; // material budget | |
259 | Float_t fxTimesRhoShield[2]; // material budget | |
260 | Float_t fxOverX0Layer[6]; // material budget | |
261 | Float_t fxTimesRhoLayer[6]; // material budget | |
262 | Float_t *fxOverX0PipeTrks; //! material budget | |
263 | Float_t *fxTimesRhoPipeTrks; //! material budget | |
264 | Float_t *fxOverX0ShieldTrks; //! material budget | |
265 | Float_t *fxTimesRhoShieldTrks; //! material budget | |
266 | Float_t *fxOverX0LayerTrks; //! material budget | |
267 | Float_t *fxTimesRhoLayerTrks; //! material budget | |
268 | TTreeSRedirector *fDebugStreamer; //!debug streamer | |
ae00569a | 269 | AliITSPlaneEff *fPlaneEff; //! Pointer to the ITS plane efficicency |
bf6adc12 | 270 | private: |
8221b41b | 271 | AliITStrackerMI(const AliITStrackerMI &tracker); |
272 | AliITStrackerMI & operator=(const AliITStrackerMI &tracker); | |
e50912db | 273 | ClassDef(AliITStrackerMI,4) //ITS tracker MI |
e43c066c | 274 | }; |
275 | ||
276 | ||
277 | ||
278 | ||
279 | ///////////////////////////////////////////////////////// | |
280 | ///////////////////////////////////////////////////////// | |
281 | ///////////////////////////////////////////////////////// | |
282 | ||
283 | ||
284 | ||
285 | ||
286 | ||
287 | inline void AliITStrackerMI::SetupFirstPass(Int_t *flags, Double_t *cuts) { | |
288 | // This function sets up flags and cuts for the first tracking pass | |
289 | // | |
290 | // flags[0] - vertex constaint flag | |
291 | // negative means "skip the pass" | |
292 | // 0 means "no constraint" | |
293 | // positive means "normal constraint" | |
294 | ||
295 | fConstraint[0]=flags[0]; | |
296 | if (cuts==0) return; | |
297 | } | |
298 | ||
299 | inline void AliITStrackerMI::SetupSecondPass(Int_t *flags, Double_t *cuts) { | |
300 | // This function sets up flags and cuts for the second tracking pass | |
301 | // | |
302 | // flags[0] - vertex constaint flag | |
303 | // negative means "skip the pass" | |
304 | // 0 means "no constraint" | |
305 | // positive means "normal constraint" | |
306 | ||
307 | fConstraint[1]=flags[0]; | |
308 | if (cuts==0) return; | |
309 | } | |
310 | ||
311 | inline void AliITStrackerMI::CookLabel(AliKalmanTrack *t,Float_t wrong) const { | |
312 | //-------------------------------------------------------------------- | |
313 | //This function "cooks" a track label. If label<0, this track is fake. | |
314 | //-------------------------------------------------------------------- | |
315 | Int_t tpcLabel=t->GetLabel(); | |
316 | if (tpcLabel<0) return; | |
317 | AliTracker::CookLabel(t,wrong); | |
318 | if (tpcLabel!=TMath::Abs(t->GetLabel())){ | |
319 | t->SetFakeRatio(1.); | |
320 | } | |
321 | if (tpcLabel !=t->GetLabel()) { | |
322 | t->SetLabel(-tpcLabel); | |
323 | } | |
324 | } | |
325 | ||
15dd636f | 326 | inline Double_t AliITStrackerMI::NormalizedChi2(AliITStrackMI * track, Int_t layer) |
e43c066c | 327 | { |
328 | //-------------------------------------------------------------------- | |
329 | //get normalize chi2 | |
330 | //-------------------------------------------------------------------- | |
b9671574 | 331 | track->SetNormChi2(layer,2.*track->GetNSkipped()+0.25*track->GetNDeadZone()+track->GetdEdxMismatch()+track->GetChi2()/ |
e43c066c | 332 | //track->fNormChi2[layer] = 2.*track->fNSkipped+0.25*track->fNDeadZone+track->fdEdxMismatch+track->fChi22/ |
b9671574 | 333 | TMath::Max(double(track->GetNumberOfClusters()-track->GetNSkipped()), |
334 | 1./(1.+track->GetNSkipped()))); | |
335 | return track->GetNormChi2(layer); | |
e43c066c | 336 | } |
00a7cc50 | 337 | inline void AliITStrackerMI::AliITSdetector::GetGlobalXYZ(const AliITSRecPoint *cl, Double_t xyz[3]) const |
e43c066c | 338 | { |
339 | // | |
340 | // get cluster coordinates in global cooordinate | |
341 | // | |
342 | xyz[2] = cl->GetZ(); | |
343 | xyz[0] = fR*fCosPhi - cl->GetY()*fSinPhi; | |
344 | xyz[1] = fR*fSinPhi + cl->GetY()*fCosPhi; | |
345 | } | |
346 | #endif |