Correct the way primary photons are in EMCAL acceptance, change some histograms title...
[u/mrichter/AliRoot.git] / STEER / AliAODTrack.h
CommitLineData
df9db588 1#ifndef AliAODTrack_H
2#define AliAODTrack_H
3/* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6/* $Id$ */
7
8//-------------------------------------------------------------------------
4f6e22bd 9// AOD track implementation of AliVTrack
df9db588 10// Author: Markus Oldenburg, CERN
11//-------------------------------------------------------------------------
12
13#include <TRef.h>
507ed024 14#include <TBits.h>
df9db588 15
4f6e22bd 16#include "AliVTrack.h"
df9db588 17#include "AliAODVertex.h"
5d62ce04 18#include "AliAODRedCov.h"
7be1db84 19#include "AliAODPid.h"
c8fe2783 20
df9db588 21
6dc40b1c 22class AliVVertex;
23
4f6e22bd 24class AliAODTrack : public AliVTrack {
df9db588 25
26 public:
27
1912763f 28 enum AODTrk_t {kUndef = -1,
29 kPrimary,
30 kSecondary,
31 kOrphan};
df9db588 32
33 enum AODTrkBits_t {
dc825b15 34 kIsDCA=BIT(14), // set if fPosition is the DCA and not the position of the first point
1912763f 35 kUsedForVtxFit=BIT(15), // set if this track was used to fit the vertex it is attached to
36 kUsedForPrimVtxFit=BIT(16) // set if this track was used to fit the primary vertex
df9db588 37 };
38
4697e4fb 39 enum AODTrkPID_t {
1912763f 40 kElectron = 0,
41 kMuon = 1,
42 kPion = 2,
43 kKaon = 3,
44 kProton = 4,
4697e4fb 45 kDeuteron = 5,
46 kTriton = 6,
47 kHelium3 = 7,
48 kAlpha = 8,
49 kUnknown = 9,
50 kMostProbable = -1
51 };
df9db588 52
53 AliAODTrack();
02153d58 54 AliAODTrack(Short_t id,
df9db588 55 Int_t label,
56 Double_t p[3],
57 Bool_t cartesian,
58 Double_t x[3],
59 Bool_t dca,
60 Double_t covMatrix[21],
61 Short_t q,
62 UChar_t itsClusMap,
63 Double_t pid[10],
64 AliAODVertex *prodVertex,
1912763f 65 Bool_t usedForVtxFit,
dc825b15 66 Bool_t usedForPrimVtxFit,
ec40c484 67 AODTrk_t ttype=kUndef,
862ce351 68 UInt_t selectInfo=0,
69 Float_t chi2perNDF = -999.);
df9db588 70
02153d58 71 AliAODTrack(Short_t id,
df9db588 72 Int_t label,
73 Float_t p[3],
74 Bool_t cartesian,
75 Float_t x[3],
76 Bool_t dca,
77 Float_t covMatrix[21],
78 Short_t q,
79 UChar_t itsClusMap,
80 Float_t pid[10],
81 AliAODVertex *prodVertex,
1912763f 82 Bool_t usedForVtxFit,
dc825b15 83 Bool_t usedForPrimVtxFit,
ec40c484 84 AODTrk_t ttype=kUndef,
862ce351 85 UInt_t selectInfo=0,
86 Float_t chi2perNDF = -999.);
df9db588 87
88 virtual ~AliAODTrack();
89 AliAODTrack(const AliAODTrack& trk);
90 AliAODTrack& operator=(const AliAODTrack& trk);
91
92 // kinematics
16b65f2a 93 virtual Double_t OneOverPt() const { return (fMomentum[0] != 0.) ? 1./fMomentum[0] : -999.; }
df9db588 94 virtual Double_t Phi() const { return fMomentum[1]; }
95 virtual Double_t Theta() const { return fMomentum[2]; }
96
16b65f2a 97 virtual Double_t Px() const { return fMomentum[0] * TMath::Cos(fMomentum[1]); }
98 virtual Double_t Py() const { return fMomentum[0] * TMath::Sin(fMomentum[1]); }
99 virtual Double_t Pz() const { return fMomentum[0] / TMath::Tan(fMomentum[2]); }
100 virtual Double_t Pt() const { return fMomentum[0]; }
df9db588 101 virtual Double_t P() const { return TMath::Sqrt(Pt()*Pt()+Pz()*Pz()); }
c683ddc2 102 virtual Bool_t PxPyPz(Double_t p[3]) const { p[0] = Px(); p[1] = Py(); p[2] = Pz(); return kTRUE; }
103
104 virtual Double_t Xv() const { return GetProdVertex() ? GetProdVertex()->GetX() : -999.; }
105 virtual Double_t Yv() const { return GetProdVertex() ? GetProdVertex()->GetY() : -999.; }
106 virtual Double_t Zv() const { return GetProdVertex() ? GetProdVertex()->GetZ() : -999.; }
107 virtual Bool_t XvYvZv(Double_t x[3]) const { x[0] = Xv(); x[1] = Yv(); x[2] = Zv(); return kTRUE; }
108
c4460410 109 Double_t Chi2perNDF() const { return fChi2perNDF; }
110 UShort_t GetTPCNcls() const { return fTPCClusterMap.CountBits();}
4697e4fb 111
112 virtual Double_t M() const { return M(GetMostProbablePID()); }
113 Double_t M(AODTrkPID_t pid) const;
114 virtual Double_t E() const { return E(GetMostProbablePID()); }
115 Double_t E(AODTrkPID_t pid) const;
116 Double_t E(Double_t m) const { return TMath::Sqrt(P()*P() + m*m); }
117 virtual Double_t Y() const { return Y(GetMostProbablePID()); }
118 Double_t Y(AODTrkPID_t pid) const;
119 Double_t Y(Double_t m) const;
df9db588 120
121 virtual Double_t Eta() const { return -TMath::Log(TMath::Tan(0.5 * fMomentum[2])); }
df9db588 122
123 virtual Short_t Charge() const {return fCharge; }
124
6dc40b1c 125 virtual Bool_t PropagateToDCA(const AliVVertex *vtx,
126 Double_t b, Double_t maxd, Double_t dz[2], Double_t covar[3]);
127
df9db588 128 // PID
129 virtual const Double_t *PID() const { return fPID; }
4697e4fb 130 AODTrkPID_t GetMostProbablePID() const;
131 void ConvertAliPIDtoAODPID();
e68fa179 132 void SetDetPID(AliAODPid *aodpid) {fDetPid = aodpid;}
df9db588 133
134 template <class T> void GetPID(T *pid) const {
135 for(Int_t i=0; i<10; ++i) pid[i]=fPID[i];}
136
137 template <class T> void SetPID(const T *pid) {
138 if(pid) for(Int_t i=0; i<10; ++i) fPID[i]=pid[i];
f12d42ce 139 else {for(Int_t i=0; i<10; fPID[i++]=0.) ; fPID[AliAODTrack::kUnknown]=1.;}}
df9db588 140
6efb741f 141 Bool_t IsOn(Int_t mask) const {return (fFlags&mask)>0;}
142 ULong_t GetStatus() const { return GetFlags(); }
143 ULong_t GetFlags() const { return fFlags; }
144
4f6e22bd 145 Int_t GetID() const { return (Int_t)fID; }
02153d58 146 Int_t GetLabel() const { return fLabel; }
147 Char_t GetType() const { return fType;}
862ce351 148 Bool_t IsPrimaryCandidate() const;
02153d58 149 Bool_t GetUsedForVtxFit() const { return TestBit(kUsedForVtxFit); }
150 Bool_t GetUsedForPrimVtxFit() const { return TestBit(kUsedForPrimVtxFit); }
df9db588 151
152 template <class T> void GetP(T *p) const {
153 p[0]=fMomentum[0]; p[1]=fMomentum[1]; p[2]=fMomentum[2];}
154
c8fe2783 155// template <class T> void GetPxPyPz(T *p) const {
156// p[0] = Px(); p[1] = Py(); p[2] = Pz();}
157 Bool_t GetPxPyPz(Double_t *p) const;
df9db588 158
159 template <class T> Bool_t GetPosition(T *x) const {
160 x[0]=fPosition[0]; x[1]=fPosition[1]; x[2]=fPosition[2];
161 return TestBit(kIsDCA);}
162
163 template <class T> void SetCovMatrix(const T *covMatrix) {
5d62ce04 164 if(!fCovMatrix) fCovMatrix=new AliAODRedCov<6>();
df9db588 165 fCovMatrix->SetCovMatrix(covMatrix);}
166
167 template <class T> Bool_t GetCovMatrix(T *covMatrix) const {
168 if(!fCovMatrix) return kFALSE;
169 fCovMatrix->GetCovMatrix(covMatrix); return kTRUE;}
170
892be05f 171 Bool_t GetXYZ(Double_t *p) const {
172 return GetPosition(p); }
173
4f6e22bd 174 Bool_t GetCovarianceXYZPxPyPz(Double_t cv[21]) const {
175 return GetCovMatrix(cv);}
176
df9db588 177 void RemoveCovMatrix() {delete fCovMatrix; fCovMatrix=NULL;}
178
6c954176 179 Double_t XAtDCA() const { return fPositionAtDCA[0]; }
180 Double_t YAtDCA() const { return fPositionAtDCA[1]; }
181 Double_t ZAtDCA() const {
182 if (IsMuonTrack()) return fPosition[2];
183 else if (TestBit(kIsDCA)) return fPosition[1];
184 else return -999.; }
185 Bool_t XYZAtDCA(Double_t x[3]) const { x[0] = XAtDCA(); x[1] = YAtDCA(); x[2] = ZAtDCA(); return kTRUE; }
186
187 Double_t DCA() const {
188 if (IsMuonTrack()) return TMath::Sqrt(XAtDCA()*XAtDCA() + YAtDCA()*YAtDCA());
189 else if (TestBit(kIsDCA)) return fPosition[0];
190 else return -999.; }
191
192 Double_t PxAtDCA() const { return fMomentumAtDCA[0]; }
193 Double_t PyAtDCA() const { return fMomentumAtDCA[1]; }
194 Double_t PzAtDCA() const { return fMomentumAtDCA[2]; }
195 Double_t PAtDCA() const { return TMath::Sqrt(PxAtDCA()*PxAtDCA() + PyAtDCA()*PyAtDCA() + PzAtDCA()*PzAtDCA()); }
196 Bool_t PxPyPzAtDCA(Double_t p[3]) const { p[0] = PxAtDCA(); p[1] = PyAtDCA(); p[2] = PzAtDCA(); return kTRUE; }
197
f43586f0 198 Double_t GetRAtAbsorberEnd() const { return fRAtAbsorberEnd; }
199
6c954176 200 UChar_t GetITSClusterMap() const { return (UChar_t)(fITSMuonClusterMap&0xff); }
6dc40b1c 201 Int_t GetITSNcls() const;
202 Bool_t HasPointOnITSLayer(Int_t i) const { return TESTBIT(GetITSClusterMap(),i); }
6c954176 203 UShort_t GetHitsPatternInTrigCh() const { return (UShort_t)((fITSMuonClusterMap&0xff00)>>8); }
204 UInt_t GetMUONClusterMap() const { return (fITSMuonClusterMap&0x3ff0000)>>16; }
205 UInt_t GetITSMUONClusterMap() const { return fITSMuonClusterMap; }
206
8a1418dc 207 Bool_t TestFilterBit(UInt_t filterBit) const {return (Bool_t) ((filterBit & fFilterMap) != 0);}
6db112a4 208 Bool_t TestFilterMask(UInt_t filterMask) const {return (Bool_t) ((filterMask & fFilterMap) == filterMask);}
e4b91233 209 void SetFilterMap(UInt_t i){fFilterMap = i;}
210 UInt_t GetFilterMap(){return fFilterMap;}
df9db588 211
507ed024 212 const TBits& GetTPCClusterMap() const {return fTPCClusterMap;}
213 const TBits& GetTPCSharedMap() const {return fTPCSharedMap;}
214 void SetTPCClusterMap(const TBits amap) {fTPCClusterMap = amap;}
215 void SetTPCSharedMap(const TBits amap) {fTPCSharedMap = amap;}
216
7be1db84 217 AliAODPid *GetDetPid() const { return fDetPid; }
df9db588 218 AliAODVertex *GetProdVertex() const { return (AliAODVertex*)fProdVertex.GetObject(); }
219
220 // print
221 void Print(const Option_t *opt = "") const;
222
223 // setters
6efb741f 224 void SetFlags(ULong_t flags) { fFlags = flags; }
225 void SetStatus(ULong_t flags) { fFlags|=flags; }
226 void ResetStatus(ULong_t flags) { fFlags&=~flags; }
227
02153d58 228 void SetID(Short_t id) { fID = id; }
6efb741f 229 void SetLabel(Int_t label) { fLabel = label; }
df9db588 230
14b34be5 231 template <class T> void SetPosition(const T *x, Bool_t isDCA = kFALSE);
df9db588 232 void SetDCA(Double_t d, Double_t z);
1912763f 233 void SetUsedForVtxFit(Bool_t used = kTRUE) { used ? SetBit(kUsedForVtxFit) : ResetBit(kUsedForVtxFit); }
dc825b15 234 void SetUsedForPrimVtxFit(Bool_t used = kTRUE) { used ? SetBit(kUsedForPrimVtxFit) : ResetBit(kUsedForPrimVtxFit); }
df9db588 235
f4ad422f 236 void SetOneOverPt(Double_t oneOverPt) { fMomentum[0] = 1. / oneOverPt; }
16b65f2a 237 void SetPt(Double_t pt) { fMomentum[0] = pt; };
14b34be5 238 void SetPhi(Double_t phi) { fMomentum[1] = phi; }
239 void SetTheta(Double_t theta) { fMomentum[2] = theta; }
240 template <class T> void SetP(const T *p, Bool_t cartesian = kTRUE);
df9db588 241 void SetP() {fMomentum[0]=fMomentum[1]=fMomentum[2]=-999.;}
242
6c954176 243 void SetXYAtDCA(Double_t x, Double_t y) {fPositionAtDCA[0] = x; fPositionAtDCA[1] = y;}
244 void SetPxPyPzAtDCA(Double_t pX, Double_t pY, Double_t pZ) {fMomentumAtDCA[0] = pX; fMomentumAtDCA[1] = pY; fMomentumAtDCA[2] = pZ;}
245
f43586f0 246 void SetRAtAbsorberEnd(Double_t r) { fRAtAbsorberEnd = r; }
247
14b34be5 248 void SetCharge(Short_t q) { fCharge = q; }
1912763f 249 void SetChi2perNDF(Double_t chi2perNDF) { fChi2perNDF = chi2perNDF; }
df9db588 250
6c954176 251 void SetITSClusterMap(UChar_t itsClusMap) { fITSMuonClusterMap = (fITSMuonClusterMap&0xffffff00)|(((UInt_t)itsClusMap)&0xff); }
252 void SetHitsPatternInTrigCh(UShort_t hitsPatternInTrigCh) { fITSMuonClusterMap = (fITSMuonClusterMap&0xffff00ff)|((((UInt_t)hitsPatternInTrigCh)&0xff)<<8); }
253 void SetMuonClusterMap(UInt_t muonClusMap) { fITSMuonClusterMap = (fITSMuonClusterMap&0xfc00ffff)|((muonClusMap&0x3ff)<<16); }
254 void SetITSMuonClusterMap(UInt_t itsMuonClusMap) { fITSMuonClusterMap = itsMuonClusMap; }
df9db588 255
8a1418dc 256 Int_t GetMatchTrigger() const {return fITSMuonClusterMap>>30;}
e1c744ca 257 // 0 Muon track does not match trigger
258 // 1 Muon track match but does not pass pt cut
259 // 2 Muon track match Low pt cut
260 // 3 Muon track match High pt cut
261 void SetMatchTrigger(Int_t MatchTrigger);
2200238e 262 Bool_t MatchTrigger() const { return (GetMatchTrigger()>0); } // Muon track matches trigger track
263 Bool_t MatchTriggerLowPt() const { return (GetMatchTrigger()>1); } // Muon track matches trigger track and passes Low pt cut
264 Bool_t MatchTriggerHighPt() const { return (GetMatchTrigger()>2); } // Muon track matches trigger track and passes High pt cut
265 Bool_t MatchTriggerDigits() const; // Muon track matches trigger digits
8a1418dc 266 Double_t GetChi2MatchTrigger() const { return fChi2MatchTrigger;}
6c954176 267 void SetChi2MatchTrigger(Double_t Chi2MatchTrigger) {fChi2MatchTrigger = Chi2MatchTrigger; }
2200238e 268 Bool_t HitsMuonChamber(Int_t MuonChamber, Int_t cathode = -1) const; // Check if track hits Muon chambers
6c954176 269 Bool_t IsMuonTrack() const { return (GetMUONClusterMap()>0) ? kTRUE : kFALSE; }
5c15a68b 270
271 void Connected(Bool_t flag) {flag ? SETBIT(fITSMuonClusterMap,26) : CLRBIT(fITSMuonClusterMap,26);}
272 Bool_t IsConnected() const {return TESTBIT(fITSMuonClusterMap,26);}
e1c744ca 273
c683ddc2 274 void SetProdVertex(TObject *vertex) { fProdVertex = vertex; }
275 void SetType(AODTrk_t ttype) { fType=ttype; }
276
6dc40b1c 277
278
6a8e543a 279 // Dummy
280 Int_t PdgCode() const {return 0;}
281
df9db588 282 private :
283
284 // Momentum & position
1912763f 285 Double32_t fMomentum[3]; // momemtum stored in pt, phi, theta
286 Double32_t fPosition[3]; // position of first point on track or dca
6c954176 287
288 Double32_t fMomentumAtDCA[3]; // momentum (px,py,pz) at DCA
289 Double32_t fPositionAtDCA[2]; // trasverse position (x,y) at DCA
290
f43586f0 291 Double32_t fRAtAbsorberEnd; // transverse position r at the end of the muon absorber
292
862ce351 293 Double32_t fChi2perNDF; // chi2/NDF of momentum fit
9333290e 294 Double32_t fChi2MatchTrigger; // chi2 of trigger/track matching
295 Double32_t fPID[10]; // [0.,1.,8] pointer to PID object
df9db588 296
6efb741f 297 ULong_t fFlags; // reconstruction status flags
1912763f 298 Int_t fLabel; // track label, points back to MC track
df9db588 299
6c954176 300 UInt_t fITSMuonClusterMap; // map of ITS and muon clusters, one bit per layer
301 // (ITS: bit 1-8, muon trigger: bit 9-16, muon tracker: bit 17-26, muon match trigger: bit 31-32)
9333290e 302 UInt_t fFilterMap; // filter information, one bit per set of cuts
df9db588 303
507ed024 304 TBits fTPCClusterMap; // Map of clusters, one bit per padrow; 1 if has a cluster on given padrow
305 TBits fTPCSharedMap; // Map of clusters, one bit per padrow; 1 if has a shared cluster on given padrow
306
02153d58 307 Short_t fID; // unique track ID, points back to the ESD track
308
1912763f 309 Char_t fCharge; // particle charge
1912763f 310 Char_t fType; // Track Type
507ed024 311
9333290e 312 AliAODRedCov<6> *fCovMatrix; // covariance matrix (x, y, z, px, py, pz)
7be1db84 313 AliAODPid *fDetPid; // more detailed or detector specific pid information
9333290e 314 TRef fProdVertex; // vertex of origin
df9db588 315
e4b91233 316 ClassDef(AliAODTrack, 11);
df9db588 317};
318
862ce351 319inline Bool_t AliAODTrack::IsPrimaryCandidate() const
320{
321 // True of track passes primary particle selection (independent of type)
322 //
323 if (fFilterMap) {
324 return kTRUE;
325 } else {
326 return kFALSE;
327 }
328}
329
6dc40b1c 330inline Int_t AliAODTrack::GetITSNcls() const
331{
332 // Number of points in ITS
333 Int_t n=0;
334 for(Int_t i=0;i<6;i++) if(HasPointOnITSLayer(i)) n++;
335 return n;
336}
337
df9db588 338#endif