/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* See cxx source for full Copyright notice */
-/* $Id$ */
+/* $Id: AliTRDseedV1.h 60233 2013-01-10 09:04:08Z abercuci $ */
////////////////////////////////////////////////////////////////////////////
// //
class TTreeSRedirector;
class TLinearFitter;
-
+class TGeoHMatrix;
class AliRieman;
class AliTRDReconstructor;
void CookdEdx(Int_t nslices);
void CookLabels();
Bool_t CookPID();
- Bool_t Fit(UChar_t opt=0);
- Bool_t FitRobust(Bool_t ChgPlus=kTRUE);
+ Bool_t Fit(UChar_t opt=0); // OBSOLETE
+ Bool_t FitRobust(AliTRDpadPlane *pp, Int_t opt=0);
+ Double_t EstimatedCrossPoint(AliTRDpadPlane *pp);
Bool_t Init(const AliTRDtrackV1 *track);
void Init(const AliRieman *fit);
Bool_t IsEqual(const TObject *inTracklet) const;
void GetCalibParam(Float_t &exb, Float_t &vd, Float_t &t0, Float_t &s2, Float_t &dl, Float_t &dt) const {
exb = fExB; vd = fVD; t0 = fT0; s2 = fS2PRF; dl = fDiffL; dt = fDiffT;}
AliTRDcluster* GetClusters(Int_t i) const { return i<0 || i>=kNclusters ? NULL: fClusters[i];}
- Bool_t GetEstimatedCrossPoint(Float_t &x, Float_t &z) const;
Int_t GetIndexes(Int_t i) const{ return i<0 || i>=kNclusters ? -1 : fIndexes[i];}
Int_t GetLabels(Int_t i) const { return fLabels[i];}
+ Float_t GetLocalZ() const { return fZfit[0] - fZfit[1] * fX;}
+ Float_t GetLocalY() const { return fYfit[0] - fYfit[1] * fX;}
Float_t GetMomentum(Float_t *err = NULL) const;
Int_t GetN() const { return (Int_t)fN&kMask;}
Int_t GetN2() const { return GetN();}
UShort_t GetVolumeId() const;
Float_t GetX0() const { return fX0;}
Float_t GetX() const { return fX0 - fX;}
- Float_t GetY() const { return fYfit[0] - fYfit[1] * fX;}
- Double_t GetYat(Double_t x) const { return fYfit[0] - fYfit[1] * (fX0-x);}
+ Float_t GetY() const { return TMath::Abs(fY)<1.e-15?GetLocalY():fY;/*fYfit[0] - fYfit[1] * fX;*/}
+ Double_t GetYat(Double_t x) const { return fY/*fit[0]*/ - fYfit[1] * (fX0-x);}
Float_t GetYfit(Int_t id) const { return fYfit[id];}
Float_t GetYref(Int_t id) const { return fYref[id];}
- Float_t GetZ() const { return fZfit[0] - fZfit[1] * fX;}
- Double_t GetZat(Double_t x) const { return fZfit[0] - fZfit[1] * (fX0-x);}
+ Float_t GetYref() const { return fYref[0] - fYref[1] *fX;}
+ Float_t GetZ() const { return TMath::Abs(fZ)<1.e-15?GetLocalZ():fZ;/*fZfit[0] - fZfit[1] * fX;*/}
+ Double_t GetZat(Double_t x) const { return fZ/*fit[0]*/ - fZfit[1] * (fX0-x);}
Float_t GetZfit(Int_t id) const { return fZfit[id];}
Float_t GetZref(Int_t id) const { return fZref[id];}
+ Float_t GetZref() const { return fZref[0] - fZref[1] *fX;}
Int_t GetYbin() const { return Int_t(GetY()/0.016);}
Int_t GetZbin() const { return Int_t(GetZ()/fPad[0]);}
void SetDX(Float_t inDX) { fdX = inDX;}
void SetReconstructor(const AliTRDReconstructor *rec) {fkReconstructor = rec;}
void SetX0(Float_t x0) { fX0 = x0; }
- void SetYref(Int_t i, Float_t y) { fYref[i] = y;}
- void SetZref(Int_t i, Float_t z) { fZref[i] = z;}
+ void SetXYZ(TGeoHMatrix *mDet/*, Float_t zpp*/);
+ void SetYref(Int_t i, Float_t y) { if(i==0||i==1) fYref[i] = y;}
+ void SetZref(Int_t i, Float_t z) { if(i==0||i==1) fZref[i] = z;}
// void SetUsabilityMap(Long_t um) { fUsable = um; }
void Update(const AliTRDtrackV1* trk);
void UpdateUsed();
void UseClusters();
protected:
- void Copy(TObject &ref) const;
+ void Copy(TObject &ref) const;
private:
inline void SetN(Int_t n);
Float_t fPad[4]; // local pad definition : length/width/tilt/anode wire offset
Float_t fYref[2]; // Reference y, dydx
Float_t fZref[2]; // Reference z, dz/dx
- Float_t fYfit[2]; // Fit y, dy/dx
- Float_t fZfit[2]; // Fit z
+ Float_t fYfit[2]; // Fit :: chamber local y, dy/dx
+ Float_t fZfit[2]; // Fit :: chamber local z, dz/dx
Float_t fPt; // Pt estimate @ tracklet [GeV/c]
Float_t fdX; // length of time bin
- Float_t fX0; // anode wire position
- Float_t fX; // radial position of the tracklet
- Float_t fY; // r-phi position of the tracklet
- Float_t fZ; // z position of the tracklet
+ Float_t fX0; // anode wire position in TrackingCoordinates (alignment included)
+ Float_t fX; // local radial offset from anode wire where tracklet position is estimated
+ Float_t fY; // r-phi position of the tracklet in TrackingCoordinates (alignment included)
+ Float_t fZ; // z position of the tracklet in TrackingCoordinates (alignment included)
Float_t fS2Y; // estimated resolution in the r-phi direction
Float_t fS2Z; // estimated resolution in the z direction
Float_t fC[2]; // Curvature for standalone [0] rieman [1] vertex constrained
Double_t fRefCov[7]; // covariance matrix of the track in the yz plane + the rest of the diagonal elements
Double_t fCov[3]; // covariance matrix of the tracklet in the xy plane
- ClassDef(AliTRDseedV1, 12) // The offline TRD tracklet
+ ClassDef(AliTRDseedV1, 13) // The offline TRD tracklet
};
//____________________________________________________________
+