LCDTrack

class LCDTrack : public TObject

    private:

      void CalcPOCA(Double_t qMC, Double_t bfld_z, TVector3 p_orig, TVector3 x_orig, TVector3& p_poca, TVector3& x_poca)
      void CalcTrackParameters(Double_t qMC, Double_t bfld_z, TVector3 pMC, TVector3 xMC, Double_t* tkpar)

    public:

             LCDTrack LCDTrack()
             LCDTrack LCDTrack(Int_t index, Int_t index0, Double_t bfld_z, Int_t ndf, Double_t chi2, Double_t* par, Double_t* errMat)
             LCDTrack LCDTrack(Int_t index, Int_t index0, Double_t bfld_z, Int_t ndf, Double_t chi2, Double_t qMC, TVector3 xvt, TVector3 pvt, Double_t* errMat)
             LCDTrack LCDTrack(TClonesArray* mclist, Int_t index, Double_t bfld_z, Int_t ndf, Double_t chi2, Double_t* errMat)
             LCDTrack LCDTrack(LCDTrack* trk)
             LCDTrack LCDTrack(LCDTrack&)
         virtual void ~LCDTrack()
             Double_t CalcPOCA3(TVector3 x_point)
       static TClass* Class()
             Double_t d2dlen2d2l(Double_t l, TVector3 x_from)
             Double_t ddlen2dl(Double_t l, TVector3 x_from)
             Double_t dlen2(Double_t l, TVector3 x_from)
             Double_t GetCharge()
             Double_t GetChi2()
                 void Getd2xd2l(Double_t l, TMatrixD& d2xd2l)
                 void Getddda(Double_t l, Double_t x_from, Double_t y_from, Double_t z_from, TMatrixD& ddda)
             Double_t GetDistance(Double_t l, Double_t x_from, Double_t y_from, Double_t z_from)
             Double_t GetDistance(Double_t x_from, Double_t y_from, Double_t z_from)
             Double_t GetDistance(TVector3 x_from)
                 void Getdpda(Double_t l, TMatrixD& dpda)
                 void Getdxda(Double_t l, TMatrixD& dxda)
                 void Getdxdl(Double_t l, TMatrixD& dxdl)
             Double_t GetErrorDistance(Double_t l, Double_t x_from, Double_t y_from, Double_t z_from)
             Double_t GetErrorDistance(Double_t x_from, Double_t y_from, Double_t z_from)
             Double_t GetErrorDistance(TVector3 x_from)
                 void GetErrorMatrix(TMatrixD& em)
            Double_t* GetErrorMatrix()
             Double_t GetErrorMatrixElement(Int_t i, Int_t j)
                 void GetErrorMatrixMomentum(Double_t l, TMatrixD& em)
                 void GetErrorMatrixPosition(Double_t l, TMatrixD& em)
             Double_t GetMagneticField()
            Double_t* GetMomentum()
            Double_t* GetMomentum(Double_t l)
             Double_t GetMomentumPx(Double_t l)
             Double_t GetMomentumPy(Double_t l)
             Double_t GetMomentumPz(Double_t l)
             TVector3 GetMomentumVector(Double_t l)
                Int_t GetNdf()
                Int_t GetParent()
                Int_t GetParticle()
            Double_t* GetPosition()
            Double_t* GetPosition(Double_t l)
             TVector3 GetPositionVector(Double_t l)
             Double_t GetPositionX(Double_t l)
             Double_t GetPositionY(Double_t l)
             Double_t GetPositionZ(Double_t l)
             Double_t GetTrackParameter(Int_t i)
            Double_t* GetTrackParameters()
      virtual TClass* IsA() const
                 void SetLCDTrack(Int_t index, Int_t index0, Double_t bfld_z, Int_t ndf, Double_t chi2, Double_t* par, Double_t* errMat)
         virtual void ShowMembers(TMemberInspector& insp, char* parent)
         virtual void Streamer(TBuffer& b)
                 void StreamerNVirtual(TBuffer& b)
                 void WriteTrack(FILE* ofile) const

  Data Members
    private:

      Double_t m_trackPar[5]           helix parameters
      Double_t m_trackErrorMatrix[15]  error matrix of helix parameters
      Double_t m_charge                Charge of the particle
      Double_t m_chisquared            chi-squared of fit
      Double_t m_magneticfield         
         Int_t m_ndf                   number of degrees of freedom of fit
         Int_t m_index                 Index to the McPart object responsible for the track
         Int_t m_index0                Index to the McPart object responsible for the parent particle
      Double_t m_position[3]           
      Double_t m_momentum[3]           

Class Description

 LCDTrack

 The Track class is used to store the data from the Track System of the
 detector. This includes the momentum, position, charge as well as a
 pointer to the corresponding McPart object.

    delete trackErrorMatrix;

Double_t d0   = m_trackPar[0];

Double_t d0   = m_trackPar[0];

Double_t d0   = m_trackPar[0];
Double_t phi0 = m_trackPar[1];

Double_t d0    = m_trackPar[0];

Inline Functions

           LCDTrack LCDTrack(LCDTrack* trk)
           Double_t GetCharge()
              Int_t GetParticle()
              Int_t GetParent()
           Double_t GetChi2()
              Int_t GetNdf()
           Double_t GetMagneticField()
          Double_t* GetErrorMatrix()
            TClass* Class()
            TClass* IsA() const
               void ShowMembers(TMemberInspector& insp, char* parent)
               void Streamer(TBuffer& b)
               void StreamerNVirtual(TBuffer& b)
           LCDTrack LCDTrack(LCDTrack&)