class AliTRDtrackerFitter;
class AliTRDtrackV1;
class AliTRDReconstructor;
-
+class AliTRDrecoParam;
class AliTRDtrackerV1 : public AliTracker
{
public:
kOwner = BIT(14) // owner of clusters
,kRemoveContainers = BIT(15) // delete containers after usage
};
- enum{
+ enum ETRDtrackerV1const {
kMaxLayersPerSector = 1000
, kMaxTimeBinIndex = 216
, kTrackingSectors = 18
, kMaxTracksStack = 100
, kNConfigs = 15
};
- AliTRDtrackerV1(AliTRDReconstructor *rec = NULL);
+ enum ETRDtrackerV1BetheBloch {
+ kGeant = 0
+ ,kSolid
+ ,kGas
+ };
+ AliTRDtrackerV1(const AliTRDReconstructor *rec = NULL);
virtual ~AliTRDtrackerV1();
//temporary
AliTRDtrackingSector* GetTrackingSector(Int_t sec) {return &fTrSec[sec];}
Int_t Clusters2Tracks(AliESDEvent *esd);
+ static ETRDtrackerV1BetheBloch
+ GetBetheBloch() { return fgBB;}
AliCluster* GetCluster(Int_t index) const;
AliTRDseedV1* GetTracklet(Int_t index) const;
AliKalmanTrack* GetTrack(Int_t index) const;
static Int_t GetNTimeBins() { return fgNTimeBins;}
static void GetExtrapolationConfig(Int_t iconfig, Int_t planes[2]);
static void GetSeedingConfig(Int_t iconfig, Int_t planes[4]);
+
static TLinearFitter* GetTiltedRiemanFitter();
static TLinearFitter* GetTiltedRiemanFitterConstraint();
static AliRieman* GetRiemanFitter();
Bool_t IsClustersOwner() const { return TestBit(kOwner);}
Bool_t HasRemoveContainers() const { return TestBit(kRemoveContainers);}
+
+ static void SetBetheBloch(ETRDtrackerV1BetheBloch bb) {fgBB = bb;}
void SetClustersOwner(Bool_t own=kTRUE) {SetBit(kOwner, own); if(!own) fClusters = NULL;}
void SetRemoveContainers(Bool_t rm=kTRUE) {SetBit(kRemoveContainers, rm);}
Int_t LoadClusters(TClonesArray *const clusters);
Int_t PropagateBack(AliESDEvent *event);
static Int_t PropagateToX(AliTRDtrackV1 &t, Double_t xToGo, Double_t maxStep);
- Int_t ReadClusters(TClonesArray* &array, TTree *in) const;
+ Bool_t ReadClusters(TTree *in);
Int_t RefitInward(AliESDEvent *event);
static void SetNTimeBins(Int_t nTimeBins){fgNTimeBins = nTimeBins; }
void SetReconstructor(const AliTRDReconstructor *rec) {fkReconstructor = rec;}
private:
AliTRDtrackFitterRieman(const AliTRDtrackFitterRieman &);
AliTRDtrackFitterRieman &operator=(const AliTRDtrackFitterRieman &);
- void UpdateFitters(AliTRDseedV1 * const tracklet);
+ void UpdateFitters(const AliTRDseedV1 * const tracklet);
Bool_t CheckAcceptable(Double_t offset, Double_t slope);
Double_t CalculateReferenceX();
static Bool_t AdjustSector(AliTRDtrackV1 *const track);
Double_t BuildSeedingConfigs(AliTRDtrackingChamber **stack, Int_t *configs);
Int_t BuildTrackingContainers();
- static Float_t CalculateChi2Z(AliTRDseedV1 *tracklets, Double_t offset, Double_t slope, Double_t xref);
+ static Float_t CalculateChi2Z(const AliTRDseedV1 *tracklets, Double_t offset, Double_t slope, Double_t xref);
Int_t Clusters2TracksSM(Int_t sector, AliESDEvent *esd);
Int_t Clusters2TracksStack(AliTRDtrackingChamber **stack, TClonesArray * const esdTrackList);
- AliTRDseedV1* GetTracklet(AliTRDtrackV1 *const trk, Int_t plane, Int_t &idx);
+ AliTRDseedV1* GetTracklet(const AliTRDtrackV1 *const trk, Int_t plane, Int_t &idx);
Bool_t GetTrackPoint(Int_t index, AliTrackPoint &p) const;
Float_t GetR4Layer(Int_t ly) const { return fR[ly];}
Int_t MakeSeeds(AliTRDtrackingChamber **stack, AliTRDseedV1 * const sseed, const Int_t * const ipar);
- AliTRDtrackV1* MakeTrack(AliTRDseedV1 * const seeds, Double_t *params);
+ AliTRDtrackV1* MakeTrack(AliTRDseedV1 * const tracklet);
AliTRDtrackV1* SetTrack(const AliTRDtrackV1 * const track);
AliTRDseedV1* SetTracklet(const AliTRDseedV1 * const tracklet);
+ void UnsetTrackletsTrack(const AliTRDtrackV1 * const track);
private:
AliTRDtrackerV1(const AliTRDtrackerV1 &tracker);
AliTRDtrackerV1 &operator=(const AliTRDtrackerV1 &tracker);
Double_t CookLikelihood(AliTRDseedV1 *cseed, Int_t planes[4]);
- Double_t CalculateTrackLikelihood(const AliTRDseedV1 *const tracklets, Double_t *chi2);
- Int_t ImproveSeedQuality(AliTRDtrackingChamber **stack, AliTRDseedV1 *tracklet);
+ Double_t CalculateTrackLikelihood(Double_t *chi2);
+ Bool_t ImproveSeedQuality(AliTRDtrackingChamber **stack, AliTRDseedV1 *tracklet, Double_t &chi2);
static Float_t CalculateReferenceX(const AliTRDseedV1 *const tracklets);
void ResetSeedTB();
Float_t GetChi2Y(const AliTRDseedV1 *const tracklets) const;
Float_t GetChi2Z(const AliTRDseedV1 *const tracklets) const;
+ Float_t GetChi2Phi(const AliTRDseedV1 *const tracklets) const;
-private:
- const AliTRDReconstructor *fkReconstructor; // reconstructor manager
+ const AliTRDReconstructor *fkReconstructor; // reconstructor manager
+ const AliTRDrecoParam *fkRecoParam; // reco param for the current event
AliTRDgeometry *fGeom; // Pointer to TRD geometry
AliTRDtrackingSector fTrSec[kTrackingSectors]; // Array of tracking sectors;
TClonesArray *fClusters; // List of clusters
TClonesArray *fTracksESD; // List of ESD tracks in current SM
Float_t fR[kNPlanes]; //! rough radial position of each TRD layer
- // should go to the recoParam
- static const Double_t fgkMaxChi2; // Max increment in track chi2
- static const Float_t fgkMinClustersInTrack; // Min number of clusters in track
- static const Float_t fgkLabelFraction; // Min fraction of same label
- static const Double_t fgkMaxSnp; // Maximal snp for tracking
- static const Double_t fgkMaxStep; // Maximal step for tracking
-
// stand alone tracking
static Double_t fgTopologicQA[kNConfigs]; // Topologic quality
Double_t fTrackQuality[kMaxTracksStack]; // Track quality
Int_t fSeedLayer[kMaxTracksStack]; // Seed layer
AliTRDchamberTimeBin *fSeedTB[kNSeedPlanes]; // seeding time bin planes
Int_t fSieveSeeding; //! Seeding iterator
-
+ Int_t fEventInFile; //! event in file being tracked (debug purposes)
+
+ static ETRDtrackerV1BetheBloch fgBB; // Bethe Bloch method
static const Double_t fgkX0[kNPlanes]; // default values for the position of anode wire
static Int_t fgNTimeBins; // Timebins per plane in track prolongation
static TLinearFitter *fgTiltedRieman; // Fitter for the tilted Rieman fit without vertex constriant
static TLinearFitter *fgTiltedRiemanConstrained; // Fitter for the tilted Rieman fit with vertex constraint
static AliRieman *fgRieman; // Fitter for the untilted Rieman fit
- ClassDef(AliTRDtrackerV1, 4) // TRD tracker - tracklet based tracking
+ ClassDef(AliTRDtrackerV1, 7) // TRD tracker - tracklet based tracking
};
#endif