bugfix: corrected misleading warning messages; ignore ComponentStatistics data blocks...
[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//-------------------------------------------------------------------------
0c5f89fb 9// AOD track implementation of AliVParticle
df9db588 10// Author: Markus Oldenburg, CERN
11//-------------------------------------------------------------------------
12
13#include <TRef.h>
14
9861edc0 15#include "AliVParticle.h"
df9db588 16#include "AliAODVertex.h"
5d62ce04 17#include "AliAODRedCov.h"
7be1db84 18#include "AliAODPid.h"
df9db588 19
9861edc0 20class AliAODTrack : public AliVParticle {
df9db588 21
22 public:
23
1912763f 24 enum AODTrk_t {kUndef = -1,
25 kPrimary,
26 kSecondary,
27 kOrphan};
df9db588 28
29 enum AODTrkBits_t {
dc825b15 30 kIsDCA=BIT(14), // set if fPosition is the DCA and not the position of the first point
1912763f 31 kUsedForVtxFit=BIT(15), // set if this track was used to fit the vertex it is attached to
32 kUsedForPrimVtxFit=BIT(16) // set if this track was used to fit the primary vertex
df9db588 33 };
34
4697e4fb 35 enum AODTrkPID_t {
1912763f 36 kElectron = 0,
37 kMuon = 1,
38 kPion = 2,
39 kKaon = 3,
40 kProton = 4,
4697e4fb 41 kDeuteron = 5,
42 kTriton = 6,
43 kHelium3 = 7,
44 kAlpha = 8,
45 kUnknown = 9,
46 kMostProbable = -1
47 };
df9db588 48
49 AliAODTrack();
02153d58 50 AliAODTrack(Short_t id,
df9db588 51 Int_t label,
52 Double_t p[3],
53 Bool_t cartesian,
54 Double_t x[3],
55 Bool_t dca,
56 Double_t covMatrix[21],
57 Short_t q,
58 UChar_t itsClusMap,
59 Double_t pid[10],
60 AliAODVertex *prodVertex,
1912763f 61 Bool_t usedForVtxFit,
dc825b15 62 Bool_t usedForPrimVtxFit,
ec40c484 63 AODTrk_t ttype=kUndef,
64 UInt_t selectInfo=0);
df9db588 65
02153d58 66 AliAODTrack(Short_t id,
df9db588 67 Int_t label,
68 Float_t p[3],
69 Bool_t cartesian,
70 Float_t x[3],
71 Bool_t dca,
72 Float_t covMatrix[21],
73 Short_t q,
74 UChar_t itsClusMap,
75 Float_t pid[10],
76 AliAODVertex *prodVertex,
1912763f 77 Bool_t usedForVtxFit,
dc825b15 78 Bool_t usedForPrimVtxFit,
ec40c484 79 AODTrk_t ttype=kUndef,
80 UInt_t selectInfo=0);
df9db588 81
82 virtual ~AliAODTrack();
83 AliAODTrack(const AliAODTrack& trk);
84 AliAODTrack& operator=(const AliAODTrack& trk);
85
86 // kinematics
16b65f2a 87 virtual Double_t OneOverPt() const { return (fMomentum[0] != 0.) ? 1./fMomentum[0] : -999.; }
df9db588 88 virtual Double_t Phi() const { return fMomentum[1]; }
89 virtual Double_t Theta() const { return fMomentum[2]; }
90
16b65f2a 91 virtual Double_t Px() const { return fMomentum[0] * TMath::Cos(fMomentum[1]); }
92 virtual Double_t Py() const { return fMomentum[0] * TMath::Sin(fMomentum[1]); }
93 virtual Double_t Pz() const { return fMomentum[0] / TMath::Tan(fMomentum[2]); }
94 virtual Double_t Pt() const { return fMomentum[0]; }
df9db588 95 virtual Double_t P() const { return TMath::Sqrt(Pt()*Pt()+Pz()*Pz()); }
c683ddc2 96 virtual Bool_t PxPyPz(Double_t p[3]) const { p[0] = Px(); p[1] = Py(); p[2] = Pz(); return kTRUE; }
97
98 virtual Double_t Xv() const { return GetProdVertex() ? GetProdVertex()->GetX() : -999.; }
99 virtual Double_t Yv() const { return GetProdVertex() ? GetProdVertex()->GetY() : -999.; }
100 virtual Double_t Zv() const { return GetProdVertex() ? GetProdVertex()->GetZ() : -999.; }
101 virtual Bool_t XvYvZv(Double_t x[3]) const { x[0] = Xv(); x[1] = Yv(); x[2] = Zv(); return kTRUE; }
102
1912763f 103 Double_t Chi2perNDF() const { return fChi2perNDF; }
4697e4fb 104
105 virtual Double_t M() const { return M(GetMostProbablePID()); }
106 Double_t M(AODTrkPID_t pid) const;
107 virtual Double_t E() const { return E(GetMostProbablePID()); }
108 Double_t E(AODTrkPID_t pid) const;
109 Double_t E(Double_t m) const { return TMath::Sqrt(P()*P() + m*m); }
110 virtual Double_t Y() const { return Y(GetMostProbablePID()); }
111 Double_t Y(AODTrkPID_t pid) const;
112 Double_t Y(Double_t m) const;
df9db588 113
114 virtual Double_t Eta() const { return -TMath::Log(TMath::Tan(0.5 * fMomentum[2])); }
df9db588 115
116 virtual Short_t Charge() const {return fCharge; }
117
118 // PID
119 virtual const Double_t *PID() const { return fPID; }
4697e4fb 120 AODTrkPID_t GetMostProbablePID() const;
121 void ConvertAliPIDtoAODPID();
e68fa179 122 void SetDetPID(AliAODPid *aodpid) {fDetPid = aodpid;}
df9db588 123
124 template <class T> void GetPID(T *pid) const {
125 for(Int_t i=0; i<10; ++i) pid[i]=fPID[i];}
126
127 template <class T> void SetPID(const T *pid) {
128 if(pid) for(Int_t i=0; i<10; ++i) fPID[i]=pid[i];
186bf2c9 129 else {for(Int_t i=0; i<10; fPID[i++]=0.); fPID[AliAODTrack::kUnknown]=1.;}}
df9db588 130
6efb741f 131 Bool_t IsOn(Int_t mask) const {return (fFlags&mask)>0;}
132 ULong_t GetStatus() const { return GetFlags(); }
133 ULong_t GetFlags() const { return fFlags; }
134
02153d58 135 Short_t GetID() const { return fID; }
136 Int_t GetLabel() const { return fLabel; }
137 Char_t GetType() const { return fType;}
138 Bool_t GetUsedForVtxFit() const { return TestBit(kUsedForVtxFit); }
139 Bool_t GetUsedForPrimVtxFit() const { return TestBit(kUsedForPrimVtxFit); }
df9db588 140
141 template <class T> void GetP(T *p) const {
142 p[0]=fMomentum[0]; p[1]=fMomentum[1]; p[2]=fMomentum[2];}
143
144 template <class T> void GetPxPyPz(T *p) const {
145 p[0] = Px(); p[1] = Py(); p[2] = Pz();}
146
147 template <class T> Bool_t GetPosition(T *x) const {
148 x[0]=fPosition[0]; x[1]=fPosition[1]; x[2]=fPosition[2];
149 return TestBit(kIsDCA);}
150
151 template <class T> void SetCovMatrix(const T *covMatrix) {
5d62ce04 152 if(!fCovMatrix) fCovMatrix=new AliAODRedCov<6>();
df9db588 153 fCovMatrix->SetCovMatrix(covMatrix);}
154
155 template <class T> Bool_t GetCovMatrix(T *covMatrix) const {
156 if(!fCovMatrix) return kFALSE;
157 fCovMatrix->GetCovMatrix(covMatrix); return kTRUE;}
158
159 void RemoveCovMatrix() {delete fCovMatrix; fCovMatrix=NULL;}
160
6c954176 161 Double_t XAtDCA() const { return fPositionAtDCA[0]; }
162 Double_t YAtDCA() const { return fPositionAtDCA[1]; }
163 Double_t ZAtDCA() const {
164 if (IsMuonTrack()) return fPosition[2];
165 else if (TestBit(kIsDCA)) return fPosition[1];
166 else return -999.; }
167 Bool_t XYZAtDCA(Double_t x[3]) const { x[0] = XAtDCA(); x[1] = YAtDCA(); x[2] = ZAtDCA(); return kTRUE; }
168
169 Double_t DCA() const {
170 if (IsMuonTrack()) return TMath::Sqrt(XAtDCA()*XAtDCA() + YAtDCA()*YAtDCA());
171 else if (TestBit(kIsDCA)) return fPosition[0];
172 else return -999.; }
173
174 Double_t PxAtDCA() const { return fMomentumAtDCA[0]; }
175 Double_t PyAtDCA() const { return fMomentumAtDCA[1]; }
176 Double_t PzAtDCA() const { return fMomentumAtDCA[2]; }
177 Double_t PAtDCA() const { return TMath::Sqrt(PxAtDCA()*PxAtDCA() + PyAtDCA()*PyAtDCA() + PzAtDCA()*PzAtDCA()); }
178 Bool_t PxPyPzAtDCA(Double_t p[3]) const { p[0] = PxAtDCA(); p[1] = PyAtDCA(); p[2] = PzAtDCA(); return kTRUE; }
179
180 UChar_t GetITSClusterMap() const { return (UChar_t)(fITSMuonClusterMap&0xff); }
181 UShort_t GetHitsPatternInTrigCh() const { return (UShort_t)((fITSMuonClusterMap&0xff00)>>8); }
182 UInt_t GetMUONClusterMap() const { return (fITSMuonClusterMap&0x3ff0000)>>16; }
183 UInt_t GetITSMUONClusterMap() const { return fITSMuonClusterMap; }
184
8a1418dc 185 Bool_t TestFilterBit(UInt_t filterBit) const {return (Bool_t) ((filterBit & fFilterMap) != 0);}
df9db588 186
7be1db84 187 AliAODPid *GetDetPid() const { return fDetPid; }
df9db588 188 AliAODVertex *GetProdVertex() const { return (AliAODVertex*)fProdVertex.GetObject(); }
189
190 // print
191 void Print(const Option_t *opt = "") const;
192
193 // setters
6efb741f 194 void SetFlags(ULong_t flags) { fFlags = flags; }
195 void SetStatus(ULong_t flags) { fFlags|=flags; }
196 void ResetStatus(ULong_t flags) { fFlags&=~flags; }
197
02153d58 198 void SetID(Short_t id) { fID = id; }
6efb741f 199 void SetLabel(Int_t label) { fLabel = label; }
df9db588 200
14b34be5 201 template <class T> void SetPosition(const T *x, Bool_t isDCA = kFALSE);
df9db588 202 void SetDCA(Double_t d, Double_t z);
1912763f 203 void SetUsedForVtxFit(Bool_t used = kTRUE) { used ? SetBit(kUsedForVtxFit) : ResetBit(kUsedForVtxFit); }
dc825b15 204 void SetUsedForPrimVtxFit(Bool_t used = kTRUE) { used ? SetBit(kUsedForPrimVtxFit) : ResetBit(kUsedForPrimVtxFit); }
df9db588 205
14b34be5 206 void SetOneOverPt(Double_t oneOverPt) { fMomentum[0] = oneOverPt; }
16b65f2a 207 void SetPt(Double_t pt) { fMomentum[0] = pt; };
14b34be5 208 void SetPhi(Double_t phi) { fMomentum[1] = phi; }
209 void SetTheta(Double_t theta) { fMomentum[2] = theta; }
210 template <class T> void SetP(const T *p, Bool_t cartesian = kTRUE);
df9db588 211 void SetP() {fMomentum[0]=fMomentum[1]=fMomentum[2]=-999.;}
212
6c954176 213 void SetXYAtDCA(Double_t x, Double_t y) {fPositionAtDCA[0] = x; fPositionAtDCA[1] = y;}
214 void SetPxPyPzAtDCA(Double_t pX, Double_t pY, Double_t pZ) {fMomentumAtDCA[0] = pX; fMomentumAtDCA[1] = pY; fMomentumAtDCA[2] = pZ;}
215
14b34be5 216 void SetCharge(Short_t q) { fCharge = q; }
1912763f 217 void SetChi2perNDF(Double_t chi2perNDF) { fChi2perNDF = chi2perNDF; }
df9db588 218
6c954176 219 void SetITSClusterMap(UChar_t itsClusMap) { fITSMuonClusterMap = (fITSMuonClusterMap&0xffffff00)|(((UInt_t)itsClusMap)&0xff); }
220 void SetHitsPatternInTrigCh(UShort_t hitsPatternInTrigCh) { fITSMuonClusterMap = (fITSMuonClusterMap&0xffff00ff)|((((UInt_t)hitsPatternInTrigCh)&0xff)<<8); }
221 void SetMuonClusterMap(UInt_t muonClusMap) { fITSMuonClusterMap = (fITSMuonClusterMap&0xfc00ffff)|((muonClusMap&0x3ff)<<16); }
222 void SetITSMuonClusterMap(UInt_t itsMuonClusMap) { fITSMuonClusterMap = itsMuonClusMap; }
df9db588 223
8a1418dc 224 Int_t GetMatchTrigger() const {return fITSMuonClusterMap>>30;}
e1c744ca 225 // 0 Muon track does not match trigger
226 // 1 Muon track match but does not pass pt cut
227 // 2 Muon track match Low pt cut
228 // 3 Muon track match High pt cut
229 void SetMatchTrigger(Int_t MatchTrigger);
8a1418dc 230 Int_t MatchTrigger() const { return (GetMatchTrigger()>0)?1:0; } // Muon track matches trigger track
231 Int_t MatchTriggerAnyPt() const { return (GetMatchTrigger()>0)?1:0; } // Muon track matches trigger track
232 Int_t MatchTriggerLowPt() const { return (GetMatchTrigger()>1)?1:0; } // Muon track matches trigger track and passes Low pt cut
233 Int_t MatchTriggerHighPt() const { return (GetMatchTrigger()>2)?1:0; } // Muon track matches trigger track and passes High pt cut
234 Double_t GetChi2MatchTrigger() const { return fChi2MatchTrigger;}
6c954176 235 void SetChi2MatchTrigger(Double_t Chi2MatchTrigger) {fChi2MatchTrigger = Chi2MatchTrigger; }
9861edc0 236 Int_t HitsMT(Int_t istation, Int_t iplane, Char_t *cathode=0); // Check if track hits Muon chambers
237 Int_t HitsMuonChamber(Int_t MuonChamber); // Check if track hits Muon chambers
6c954176 238 Bool_t IsMuonTrack() const { return (GetMUONClusterMap()>0) ? kTRUE : kFALSE; }
e1c744ca 239
c683ddc2 240 void SetProdVertex(TObject *vertex) { fProdVertex = vertex; }
241 void SetType(AODTrk_t ttype) { fType=ttype; }
242
243 // track operations
244 Bool_t PropagateTo(Double_t xk, Double_t b);
df9db588 245
df9db588 246
df9db588 247 private :
248
249 // Momentum & position
1912763f 250 Double32_t fMomentum[3]; // momemtum stored in pt, phi, theta
251 Double32_t fPosition[3]; // position of first point on track or dca
6c954176 252
253 Double32_t fMomentumAtDCA[3]; // momentum (px,py,pz) at DCA
254 Double32_t fPositionAtDCA[2]; // trasverse position (x,y) at DCA
255
1912763f 256 Double32_t fChi2perNDF; // chi2/NDF of mometum fit
9333290e 257 Double32_t fChi2MatchTrigger; // chi2 of trigger/track matching
258 Double32_t fPID[10]; // [0.,1.,8] pointer to PID object
df9db588 259
6efb741f 260 ULong_t fFlags; // reconstruction status flags
1912763f 261 Int_t fLabel; // track label, points back to MC track
df9db588 262
6c954176 263 UInt_t fITSMuonClusterMap; // map of ITS and muon clusters, one bit per layer
264 // (ITS: bit 1-8, muon trigger: bit 9-16, muon tracker: bit 17-26, muon match trigger: bit 31-32)
9333290e 265 UInt_t fFilterMap; // filter information, one bit per set of cuts
df9db588 266
02153d58 267 Short_t fID; // unique track ID, points back to the ESD track
268
1912763f 269 Char_t fCharge; // particle charge
1912763f 270 Char_t fType; // Track Type
df9db588 271
9333290e 272 AliAODRedCov<6> *fCovMatrix; // covariance matrix (x, y, z, px, py, pz)
7be1db84 273 AliAODPid *fDetPid; // more detailed or detector specific pid information
9333290e 274 TRef fProdVertex; // vertex of origin
df9db588 275
6c954176 276 ClassDef(AliAODTrack,8);
df9db588 277};
278
279#endif