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ae982df3 | 1 | #ifndef ALIESDTRACK_H |
2 | #define ALIESDTRACK_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
ac3faee4 | 6 | /* $Id$ */ |
7 | ||
ae982df3 | 8 | //------------------------------------------------------------------------- |
9 | // Class AliESDtrack | |
15614b8b | 10 | // This is the class to deal with during the physics analysis of data |
ae982df3 | 11 | // |
12 | // Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch | |
13 | //------------------------------------------------------------------------- | |
23904d16 | 14 | /***************************************************************************** |
15 | * Use GetExternalParameters() and GetExternalCovariance() to access the * | |
16 | * track information regardless of its internal representation. * | |
17 | * This formation is now fixed in the following way: * | |
18 | * external param0: local Y-coordinate of a track (cm) * | |
19 | * external param1: local Z-coordinate of a track (cm) * | |
20 | * external param2: local sine of the track momentum azimuthal angle * | |
21 | * external param3: tangent of the track momentum dip angle * | |
22 | * external param4: 1/pt (1/(GeV/c)) * | |
23 | *****************************************************************************/ | |
ac3faee4 | 24 | |
a866ac60 | 25 | #include <TBits.h> |
c9ec41e8 | 26 | #include "AliExternalTrackParam.h" |
304864ab | 27 | #include "AliPID.h" |
15e85efa | 28 | #include "AliESDfriendTrack.h" |
29 | ||
49d13e89 | 30 | class AliESDVertex; |
ae982df3 | 31 | class AliKalmanTrack; |
98937d93 | 32 | class AliTrackPointArray; |
ae982df3 | 33 | |
c9ec41e8 | 34 | class AliESDtrack : public AliExternalTrackParam { |
ae982df3 | 35 | public: |
36 | AliESDtrack(); | |
c4d11b15 | 37 | AliESDtrack(const AliESDtrack& track); |
51ad6848 | 38 | virtual ~AliESDtrack(); |
15e85efa | 39 | const AliESDfriendTrack *GetFriendTrack() const {return fFriendTrack;} |
d75007f6 | 40 | void SetFriendTrack(const AliESDfriendTrack *t) { |
41 | delete fFriendTrack; fFriendTrack=new AliESDfriendTrack(*t); | |
42 | } | |
00dce61a | 43 | void AddCalibObject(TObject * object); // add calib object to the list |
44 | TObject * GetCalibObject(Int_t index); // return calib objct at given position | |
9559cbc4 | 45 | void MakeMiniESDtrack(); |
51ad6848 | 46 | void SetID(Int_t id) { fID =id;} |
e1e6896f | 47 | Int_t GetID() const { return fID;} |
ae982df3 | 48 | void SetStatus(ULong_t flags) {fFlags|=flags;} |
49 | void ResetStatus(ULong_t flags) {fFlags&=~flags;} | |
15614b8b | 50 | Bool_t UpdateTrackParams(const AliKalmanTrack *t, ULong_t flags); |
ae982df3 | 51 | void SetIntegratedLength(Double_t l) {fTrackLength=l;} |
52 | void SetIntegratedTimes(const Double_t *times); | |
8c6a71ab | 53 | void SetESDpid(const Double_t *p); |
54 | void GetESDpid(Double_t *p) const; | |
ae982df3 | 55 | |
15e85efa | 56 | Bool_t IsOn(Int_t mask) const {return (fFlags&mask)>0;} |
ae982df3 | 57 | ULong_t GetStatus() const {return fFlags;} |
58 | Int_t GetLabel() const {return fLabel;} | |
a33a2f3d | 59 | void SetLabel(Int_t label) {fLabel = label;} |
c9ec41e8 | 60 | |
ae982df3 | 61 | void GetExternalParameters(Double_t &x, Double_t p[5]) const; |
62 | void GetExternalCovariance(Double_t cov[15]) const; | |
23904d16 | 63 | |
ae982df3 | 64 | Double_t GetIntegratedLength() const {return fTrackLength;} |
65 | void GetIntegratedTimes(Double_t *times) const; | |
4a78b8c5 | 66 | Double_t GetMass() const; |
c0b978f0 | 67 | |
c9ec41e8 | 68 | Bool_t GetConstrainedPxPyPz(Double_t *p) const { |
69 | if (!fCp) return kFALSE; | |
70 | return fCp->GetPxPyPz(p); | |
71 | } | |
72 | Bool_t GetConstrainedXYZ(Double_t *r) const { | |
73 | if (!fCp) return kFALSE; | |
74 | return fCp->GetXYZ(r); | |
75 | } | |
6c94f330 | 76 | const AliExternalTrackParam *GetConstrainedExternalParameters() const { |
77 | return fCp; | |
78 | } | |
c0b978f0 | 79 | Bool_t GetConstrainedExternalParameters |
80 | (Double_t &alpha, Double_t &x, Double_t p[5]) const; | |
81 | Bool_t GetConstrainedExternalCovariance(Double_t cov[15]) const; | |
c9ec41e8 | 82 | Double_t GetConstrainedChi2() const {return fCchi2;} |
67c3dcbe | 83 | |
67c3dcbe | 84 | |
c9ec41e8 | 85 | Bool_t GetInnerPxPyPz(Double_t *p) const { |
86 | if (!fIp) return kFALSE; | |
87 | return fIp->GetPxPyPz(p); | |
88 | } | |
1d303a24 | 89 | const AliExternalTrackParam * GetInnerParam() const { return fIp;} |
c9ec41e8 | 90 | Bool_t GetInnerXYZ(Double_t *r) const { |
91 | if (!fIp) return kFALSE; | |
92 | return fIp->GetXYZ(r); | |
93 | } | |
c0b978f0 | 94 | Bool_t GetInnerExternalParameters |
95 | (Double_t &alpha, Double_t &x, Double_t p[5]) const; | |
96 | Bool_t GetInnerExternalCovariance(Double_t cov[15]) const; | |
98937d93 | 97 | |
1d303a24 | 98 | const AliExternalTrackParam * GetOuterParam() const { return fOp;} |
c0b978f0 | 99 | Bool_t GetOuterPxPyPz(Double_t *p) const { |
100 | if (!fOp) return kFALSE; | |
101 | return fOp->GetPxPyPz(p); | |
102 | } | |
103 | Bool_t GetOuterXYZ(Double_t *r) const { | |
104 | if (!fOp) return kFALSE; | |
105 | return fOp->GetXYZ(r); | |
c9ec41e8 | 106 | } |
c0b978f0 | 107 | Bool_t GetOuterExternalParameters |
108 | (Double_t &alpha, Double_t &x, Double_t p[5]) const; | |
109 | Bool_t GetOuterExternalCovariance(Double_t cov[15]) const; | |
110 | ||
c9ec41e8 | 111 | |
98937d93 | 112 | Int_t GetNcls(Int_t idet) const; |
ef7253ac | 113 | Int_t GetClusters(Int_t idet, Int_t *idx) const; |
98937d93 | 114 | |
15e85efa | 115 | void SetITSpid(const Double_t *p); |
116 | void GetITSpid(Double_t *p) const; | |
ae982df3 | 117 | Float_t GetITSsignal() const {return fITSsignal;} |
13da10da | 118 | Float_t GetITSchi2() const {return fITSchi2;} |
15e85efa | 119 | Int_t GetITSclusters(Int_t *idx) const; |
120 | Int_t GetITSLabel() const {return fITSLabel;} | |
15e85efa | 121 | void SetITStrack(AliKalmanTrack * track){ |
122 | fFriendTrack->SetITStrack(track); | |
123 | } | |
124 | AliKalmanTrack *GetITStrack(){ | |
125 | return fFriendTrack->GetITStrack(); | |
126 | } | |
127 | ||
128 | void SetTPCpid(const Double_t *p); | |
129 | void GetTPCpid(Double_t *p) const; | |
130 | void SetTPCPoints(Float_t points[4]){ | |
131 | for (Int_t i=0;i<4;i++) fTPCPoints[i]=points[i]; | |
132 | } | |
133 | void SetTPCPointsF(UChar_t findable){fTPCnclsF = findable;} | |
00dce61a | 134 | Int_t GetTPCNcls() const { return fTPCncls;} |
135 | Int_t GetTPCNclsF() const { return fTPCnclsF;} | |
e1e6896f | 136 | Float_t GetTPCPoints(Int_t i) const {return fTPCPoints[i];} |
15e85efa | 137 | void SetKinkIndexes(Int_t points[3]) { |
138 | for (Int_t i=0;i<3;i++) fKinkIndexes[i] = points[i]; | |
139 | } | |
140 | void SetV0Indexes(Int_t points[3]) { | |
141 | for (Int_t i=0;i<3;i++) fV0Indexes[i] = points[i]; | |
142 | } | |
143 | void SetTPCsignal(Float_t signal, Float_t sigma, UChar_t npoints){ | |
144 | fTPCsignal = signal; fTPCsignalS = sigma; fTPCsignalN = npoints; | |
145 | } | |
13da10da | 146 | Float_t GetTPCsignal() const {return fTPCsignal;} |
00dce61a | 147 | Float_t GetTPCsignalSigma() const {return fTPCsignalS;} |
148 | Float_t GetTPCsignalN() const {return fTPCsignalN;} | |
13da10da | 149 | Float_t GetTPCchi2() const {return fTPCchi2;} |
15e85efa | 150 | Int_t GetTPCclusters(Int_t *idx) const; |
81e97e0d | 151 | Float_t GetTPCdensity(Int_t row0, Int_t row1) const; |
15e85efa | 152 | Int_t GetTPCLabel() const {return fTPCLabel;} |
153 | Int_t GetKinkIndex(Int_t i) const { return fKinkIndexes[i];} | |
154 | Int_t GetV0Index(Int_t i) const { return fV0Indexes[i];} | |
3a83c716 | 155 | const TBits& GetTPCClusterMap() const {return fTPCClusterMap;} |
a866ac60 | 156 | |
15e85efa | 157 | void SetTRDpid(const Double_t *p); |
158 | void SetTRDQuality(Float_t quality){fTRDQuality=quality;} | |
159 | Float_t GetTRDQuality()const {return fTRDQuality;} | |
160 | void SetTRDBudget(Float_t budget){fTRDBudget=budget;} | |
161 | Float_t GetTRDBudget()const {return fTRDBudget;} | |
6d45eaef | 162 | void SetTRDsignals(Float_t dedx, Int_t i, Int_t j) {fTRDsignals[i][j]=dedx;} |
15e85efa | 163 | void SetTRDTimBin(Int_t timbin, Int_t i) {fTRDTimBin[i]=timbin;} |
164 | void GetTRDpid(Double_t *p) const; | |
79e94bf8 | 165 | Float_t GetTRDsignal() const {return fTRDsignal;} |
6d45eaef | 166 | Float_t GetTRDsignals(Int_t iPlane, Int_t iSlice=-1) const { if (iSlice == -1) |
03ecfe88 | 167 | return (fTRDsignals[iPlane][0] + fTRDsignals[iPlane][1] + fTRDsignals[iPlane][2])/3.0; |
6d45eaef | 168 | return fTRDsignals[iPlane][iSlice]; |
169 | } | |
15e85efa | 170 | Int_t GetTRDTimBin(Int_t i) const {return fTRDTimBin[i];} |
13da10da | 171 | Float_t GetTRDchi2() const {return fTRDchi2;} |
15e85efa | 172 | Int_t GetTRDclusters(Int_t *idx) const; |
173 | Int_t GetTRDncls() const {return fTRDncls;} | |
79e94bf8 | 174 | void SetTRDpid(Int_t iSpecies, Float_t p); |
175 | Float_t GetTRDpid(Int_t iSpecies) const; | |
15e85efa | 176 | Int_t GetTRDLabel() const {return fTRDLabel;} |
c9ec41e8 | 177 | |
15e85efa | 178 | void SetTRDtrack(AliKalmanTrack * track){ |
179 | fFriendTrack->SetTRDtrack(track); | |
180 | } | |
181 | AliKalmanTrack *GetTRDtrack(){ | |
182 | return fFriendTrack->GetTRDtrack(); | |
183 | } | |
c9ec41e8 | 184 | |
15e85efa | 185 | void SetTOFsignal(Double_t tof) {fTOFsignal=tof;} |
c630aafd | 186 | Float_t GetTOFsignal() const {return fTOFsignal;} |
15e85efa | 187 | void SetTOFsignalToT(Double_t ToT) {fTOFsignalToT=ToT;} |
85324138 | 188 | Float_t GetTOFsignalToT() const {return fTOFsignalToT;} |
13da10da | 189 | Float_t GetTOFchi2() const {return fTOFchi2;} |
c630aafd | 190 | void SetTOFpid(const Double_t *p); |
51ad6848 | 191 | void SetTOFLabel(const Int_t *p); |
c630aafd | 192 | void GetTOFpid(Double_t *p) const; |
51ad6848 | 193 | void GetTOFLabel(Int_t *p) const; |
194 | void GetTOFInfo(Float_t *info) const; | |
195 | void SetTOFInfo(Float_t *info); | |
85324138 | 196 | Int_t GetTOFCalChannel() const {return fTOFCalChannel;} |
15e85efa | 197 | Int_t GetTOFcluster() const {return fTOFindex;} |
198 | void SetTOFcluster(Int_t index) {fTOFindex=index;} | |
199 | void SetTOFCalChannel(Int_t index) {fTOFCalChannel=index;} | |
4a78b8c5 | 200 | |
201 | void SetRICHsignal(Double_t beta) {fRICHsignal=beta;} | |
202 | Float_t GetRICHsignal() const {return fRICHsignal;} | |
203 | void SetRICHpid(const Double_t *p); | |
204 | void GetRICHpid(Double_t *p) const; | |
1e5d06c3 | 205 | void SetRICHchi2(Double_t chi2) {fRICHchi2=chi2;} |
206 | Float_t GetRICHchi2() const {return fRICHchi2;} | |
ef7253ac | 207 | void SetRICHcluster(Int_t index) {fRICHindex=index;} |
15e85efa | 208 | Int_t GetRICHcluster() const {return fRICHindex;} |
1e5d06c3 | 209 | void SetRICHnclusters(Int_t n) {fRICHncls=n;} |
210 | Int_t GetRICHnclusters() const {return fRICHncls;} | |
15e85efa | 211 | void SetRICHthetaPhi(Float_t theta, Float_t phi) { |
212 | fRICHtheta=theta; fRICHphi=phi; | |
213 | } | |
214 | void GetRICHthetaPhi(Float_t &theta, Float_t &phi) const { | |
215 | theta=fRICHtheta; phi=fRICHphi; | |
216 | } | |
217 | void SetRICHdxdy(Float_t dx, Float_t dy) { | |
218 | fRICHdx=dx; fRICHdy=dy; | |
219 | } | |
220 | void GetRICHdxdy(Float_t &dx, Float_t &dy) const { | |
221 | dx=fRICHdx; dy=fRICHdy; | |
222 | } | |
223 | void SetRICHmipXY(Float_t x, Float_t y) { | |
224 | fRICHmipX=x; fRICHmipY=y; | |
225 | } | |
226 | void GetRICHmipXY(Float_t &x, Float_t &y) const { | |
227 | x=fRICHmipX; y=fRICHmipY; | |
228 | } | |
704be597 | 229 | Bool_t IsRICH() const {return fFlags&kRICHpid;} |
2e1dcd14 | 230 | |
231 | Int_t GetEMCALcluster() {return fEMCALindex;} | |
232 | void SetEMCALcluster(Int_t index) {fEMCALindex=index;} | |
233 | Bool_t IsEMCAL() const {return fFlags&kEMCALmatch;} | |
ac2f7574 | 234 | |
15e85efa | 235 | void SetTrackPointArray(AliTrackPointArray *points); |
236 | const AliTrackPointArray *GetTrackPointArray() const; | |
98937d93 | 237 | |
15e85efa | 238 | Bool_t RelateToVertex(const AliESDVertex *vtx, Double_t b, Double_t maxd); |
49d13e89 | 239 | void GetImpactParameters(Float_t &xy,Float_t &z) const {xy=fD; z=fZ;} |
240 | void GetImpactParameters(Float_t p[2], Float_t cov[3]) const { | |
241 | p[0]=fD; p[1]=fZ; cov[0]=fCdd; cov[1]=fCdz; cov[2]=fCzz; | |
242 | } | |
ac2f7574 | 243 | virtual void Print(Option_t * opt) const ; |
244 | ||
6c94f330 | 245 | //MI |
246 | Bool_t PropagateTo(Double_t x, Double_t b, Double_t mass, Double_t maxStep, | |
247 | Bool_t rotateTo=kTRUE, Double_t maxSnp=0.8); | |
248 | ||
ae982df3 | 249 | enum { |
8c6a71ab | 250 | kITSin=0x0001,kITSout=0x0002,kITSrefit=0x0004,kITSpid=0x0008, |
251 | kTPCin=0x0010,kTPCout=0x0020,kTPCrefit=0x0040,kTPCpid=0x0080, | |
252 | kTRDin=0x0100,kTRDout=0x0200,kTRDrefit=0x0400,kTRDpid=0x0800, | |
253 | kTOFin=0x1000,kTOFout=0x2000,kTOFrefit=0x4000,kTOFpid=0x8000, | |
15e85efa | 254 | kRICHpid=0x20000, |
2e1dcd14 | 255 | kEMCALmatch=0x40000, |
c4d11b15 | 256 | kTRDbackup=0x80000, |
4a78b8c5 | 257 | kTRDStop=0x20000000, |
8c6a71ab | 258 | kESDpid=0x40000000, |
ae982df3 | 259 | kTIME=0x80000000 |
260 | }; | |
f122c485 | 261 | enum { |
6d45eaef | 262 | kNPlane = 6, |
2e1dcd14 | 263 | kNSlice = 3, |
264 | kEMCALNoMatch = -999999999 | |
f122c485 | 265 | }; |
ae982df3 | 266 | protected: |
90e48c0c | 267 | |
90e48c0c | 268 | |
49d13e89 | 269 | ULong_t fFlags; // Reconstruction status flags |
270 | Int_t fLabel; // Track label | |
271 | Int_t fID; // Unique ID of the track | |
272 | Float_t fTrackLength; // Track length | |
273 | Float_t fD; // Impact parameter in XY plane | |
274 | Float_t fZ; // Impact parameter in Z | |
275 | Float_t fCdd,fCdz,fCzz; // Covariance matrix of the impact parameters | |
304864ab | 276 | Float_t fTrackTime[AliPID::kSPECIES]; // TOFs estimated by the tracking |
c9ec41e8 | 277 | Float_t fR[AliPID::kSPECIES]; // combined "detector response probability" |
ae982df3 | 278 | |
49d13e89 | 279 | Int_t fStopVertex; // Index of the stop vertex |
ae982df3 | 280 | |
e1e6896f | 281 | AliExternalTrackParam *fCp; // Track parameters constrained to the primary vertex |
282 | Double_t fCchi2; // chi2 at the primary vertex | |
283 | ||
67c3dcbe | 284 | |
e1e6896f | 285 | AliExternalTrackParam *fIp; // Track parameters at the inner wall of the TPC |
23904d16 | 286 | |
e1e6896f | 287 | |
288 | AliExternalTrackParam *fOp; // Track parameters at the inner wall of the TRD | |
ae982df3 | 289 | |
ae982df3 | 290 | // ITS related track information |
291 | Float_t fITSchi2; // chi2 in the ITS | |
292 | Int_t fITSncls; // number of clusters assigned in the ITS | |
ae982df3 | 293 | Float_t fITSsignal; // detector's PID signal |
304864ab | 294 | Float_t fITSr[AliPID::kSPECIES]; // "detector response probabilities" (for the PID) |
6e5b1b04 | 295 | Int_t fITSLabel; // label according TPC |
15e85efa | 296 | |
ae982df3 | 297 | // TPC related track information |
15e85efa | 298 | Float_t fTPCchi2; // chi2 in the TPC |
299 | Int_t fTPCncls; // number of clusters assigned in the TPC | |
e1d4c1b5 | 300 | UShort_t fTPCnclsF; // number of findable clusters in the TPC |
15e85efa | 301 | TBits fTPCClusterMap; // Map of clusters, one bit per padrow; 1 if has a cluster on given padrow |
302 | Float_t fTPCsignal; // detector's PID signal | |
303 | UShort_t fTPCsignalN; // number of points used for dEdx | |
e1d4c1b5 | 304 | Float_t fTPCsignalS; // RMS of dEdx measurement |
15e85efa | 305 | Float_t fTPCr[AliPID::kSPECIES]; // "detector response probabilities" (for the PID) |
306 | Int_t fTPCLabel; // label according TPC | |
307 | Float_t fTPCPoints[4]; // TPC points -first, max. dens, last and max density | |
308 | Int_t fKinkIndexes[3];// array of indexes of posible kink candidates | |
309 | Int_t fV0Indexes[3]; // array of indexes of posible kink candidates | |
23904d16 | 310 | |
ae982df3 | 311 | // TRD related track information |
79e94bf8 | 312 | Float_t fTRDchi2; // chi2 in the TRD |
313 | Int_t fTRDncls; // number of clusters assigned in the TRD | |
c4d11b15 | 314 | Int_t fTRDncls0; // number of clusters assigned in the TRD before first material cross |
79e94bf8 | 315 | Float_t fTRDsignal; // detector's PID signal |
6d45eaef | 316 | Float_t fTRDsignals[kNPlane][kNSlice]; // TRD signals from all six planes in 3 slices each |
ef7253ac | 317 | Int_t fTRDTimBin[kNPlane]; // Time bin of Max cluster from all six planes |
304864ab | 318 | Float_t fTRDr[AliPID::kSPECIES]; // "detector response probabilities" (for the PID) |
6e5b1b04 | 319 | Int_t fTRDLabel; // label according TRD |
15e85efa | 320 | Float_t fTRDQuality; // trd quality factor for TOF |
321 | Float_t fTRDBudget; // trd material budget | |
322 | ||
23904d16 | 323 | |
ae982df3 | 324 | // TOF related track information |
c630aafd | 325 | Float_t fTOFchi2; // chi2 in the TOF |
ef7253ac | 326 | Int_t fTOFindex; // index of the assigned TOF cluster |
15e85efa | 327 | Int_t fTOFCalChannel; // Channel Index of the TOF Signal |
c630aafd | 328 | Float_t fTOFsignal; // detector's PID signal |
85324138 | 329 | Float_t fTOFsignalToT; // detector's ToT signal |
304864ab | 330 | Float_t fTOFr[AliPID::kSPECIES]; // "detector response probabilities" (for the PID) |
15e85efa | 331 | Int_t fTOFLabel[3]; // TOF label |
332 | Float_t fTOFInfo[10]; //! TOF informations | |
23904d16 | 333 | |
4a78b8c5 | 334 | // HMPID related track information |
1e5d06c3 | 335 | Float_t fRICHchi2; // chi2 in the RICH |
336 | Int_t fRICHncls; // number of photon clusters | |
ef7253ac | 337 | Int_t fRICHindex; // index of the assigned MIP cluster |
1e5d06c3 | 338 | Float_t fRICHsignal; // RICH PID signal |
304864ab | 339 | Float_t fRICHr[AliPID::kSPECIES];// "detector response probabilities" (for the PID) |
1e5d06c3 | 340 | Float_t fRICHtheta; // theta of the track extrapolated to the RICH |
341 | Float_t fRICHphi; // phi of the track extrapolated to the RICH | |
342 | Float_t fRICHdx; // x of the track impact minus x of the MIP | |
343 | Float_t fRICHdy; // y of the track impact minus y of the MIP | |
2714766e | 344 | Float_t fRICHmipX; // x of the MIP in LORS |
345 | Float_t fRICHmipY; // y of the MIP in LORS | |
2e1dcd14 | 346 | |
347 | // EMCAL related track information | |
348 | Int_t fEMCALindex; // index of associated EMCAL cluster (AliESDCaloCluster) | |
98937d93 | 349 | |
e1e6896f | 350 | AliTrackPointArray *fPoints;// Array of track space points in the global frame |
15e85efa | 351 | |
352 | AliESDfriendTrack *fFriendTrack; //! All the complementary information | |
98937d93 | 353 | |
e1e6896f | 354 | private: |
355 | ||
356 | AliESDtrack & operator=(const AliESDtrack & ) {return *this;} | |
357 | ||
2e1dcd14 | 358 | ClassDef(AliESDtrack,31) //ESDtrack |
ae982df3 | 359 | }; |
360 | ||
361 | #endif | |
362 |