PndLinTrack Class Reference

#include <PndLinTrack.h>

Inheritance diagram for PndLinTrack:

Public Member Functions
	PndLinTrack ()
	PndLinTrack (TString detName, Double_t p0, Double_t p1, Double_t p2, Double_t p3, Double_t p4, Double_t p5, Double_t chi, Int_t first, Int_t last, Int_t cand)
virtual	~PndLinTrack ()
void	SetDetName (TString name)
void	SetCovarianceMatrix (TMatrixDSym covmatrix)
TString	GetDetName () const
void	GetPar (Double_t *par) const
TVector3	GetStartVec () const
TVector3	GetDirectionVec () const
TVector3	GetStartErrVec ()
TVector3	GetDirectionErrVec ()
Double_t	GetChiSquare () const
Int_t	GetFirstHit () const
Int_t	GetLastHit () const
Int_t	GetTCandID () const
void	GetParErr (Double_t *errpar)
TMatrixDSym	GetCovarianceMatrix ()

Private Member Functions
	ClassDef (PndLinTrack, 10)

Private Attributes
TString	fDetName
Double_t	fP0
Double_t	fP1
Double_t	fP2
Double_t	fP3
Double_t	fP4
Double_t	fP5
TMatrixDSym	fCovMatrix
Double_t	fChiSq
Int_t	fFirst
Int_t	fLast
Int_t	fCandId

Detailed Description

PndLinTrack.h

Author

M.Michel miche.nosp@m.l@kp.nosp@m.h.uni.nosp@m.-mai.nosp@m.nz.de

A container for straight line tracks

Definition at line 24 of file PndLinTrack.h.

Constructor & Destructor Documentation

PndLinTrack::PndLinTrack

(

)

Default constructor (not for use)

Definition at line 17 of file PndLinTrack.cxx.

                         {
  // std::cout<<"/lmd/LmdTrack/PndLinTrack()"<<std::endl;
  // fCovMatrix = new TMatrixDSym(6);
}

PndLinTrack::PndLinTrack	(	TString	detName,
		Double_t	p0,
		Double_t	p1,
		Double_t	p2,
		Double_t	p3,
		Double_t	p4,
		Double_t	p5,
		Double_t	chi,
		Int_t	first,
		Int_t	last,
		Int_t	cand
	)

Standard constructor with all paramneters

Parameters

detName	Detector Name
pX	Parameter of Fit [cm]
chi	ChiSquare of Fit
first	Id of first Hit
last	Id of last Hit
cand	Id of TrackCandidate

Definition at line 24 of file PndLinTrack.cxx.

References fCandId, fChiSq, fCovMatrix, fDetName, fFirst, fLast, fP0, fP1, fP2, fP3, fP4, fP5, p1, and p2.

                                                              {
  fDetName = detName;
  fP0 = p0;
  fP1 = p1;
  fP2 = p2;
  fP3 = p3;
  fP4 = p4;
  fP5 = p5;
  fChiSq = chi;
  fFirst = first;
  fLast = last;
  fCandId = cand;
  // fP0err = p0err; fP1err = p1err; fP2err = p2err; fP3err = p3err;
  // fz0 = z0;
  // fCovMatrix = NULL;
  fCovMatrix.ResizeTo(6, 6);
  // fCovMatrix = TMatrixDSym(6);
}

PndLinTrack::~PndLinTrack ( )

virtual

Destructor

Definition at line 134 of file PndLinTrack.cxx.

{}

Member Function Documentation

PndLinTrack::ClassDef ( PndLinTrack  , 10    )

private

Double_t PndLinTrack::GetChiSquare ( ) const

inline

Definition at line 80 of file PndLinTrack.h.

References fChiSq.

Referenced by main().

{ return fChiSq; }

TMatrixDSym PndLinTrack::GetCovarianceMatrix ( )

inline

Definition at line 86 of file PndLinTrack.h.

References fCovMatrix.

{ return fCovMatrix; }

TString PndLinTrack::GetDetName ( ) const

inline

Definition at line 60 of file PndLinTrack.h.

References fDetName.

{ return fDetName; }

TVector3 PndLinTrack::GetDirectionErrVec

(

)

Definition at line 69 of file PndLinTrack.cxx.

References fCovMatrix, and CAMath::Sqrt().

Referenced by main().

                                         {
  // double err_dx = sqrt((fCovMatrix)(1,1));
  // double err_dy = sqrt((fCovMatrix)(3,3));
  // double l = sqrt(1-fP1*fP1-fP3*fP3);
  // double err_dz = sqrt(pow(fP1/l,2)*((fCovMatrix)(1,1))+
  // pow(fP3/l,2)*((fCovMatrix)(3,3))
  //                   +2*fP1*fP3/(l*l)*((fCovMatrix)(1,3)));
  // return TVector3(err_dx,err_dy,err_dz);
  // double l = 1./sqrt(1+fP1*fP1+fP3*fP3);
  // // std::cout<<"l = "<<l<<" pow(l,3) = "<<pow(l,3)<<" p1="<<fP1<<"
  // p3="<<fP3<<std::endl;
  // double ddx_dp1=(1+fP3*fP3);
  // double ddx_dp3=fP1*fP3;
  // double err_dx =
  // pow(l,3)*sqrt(ddx_dp1*ddx_dp1*((fCovMatrix)(1,1))+ddx_dp3*ddx_dp3*((fCovMatrix)(3,3))
  //                  +(2*ddx_dp1*ddx_dp3*((fCovMatrix)(1,3))));
  // std::cout<<"err_dx = "<<ddx_dp1*ddx_dp1*((fCovMatrix)(1,1))<<" +
  // "<<ddx_dp3*ddx_dp3*((fCovMatrix)(3,3))
  //      <<" + "<<2*ddx_dp1*ddx_dp3*((fCovMatrix)(1,3))<<" =
  //  "<<err_dx<<std::endl;

  // double ddy_dp1=fP1*fP3;
  // double ddy_dp3=(1+fP1*fP1);
  // double err_dy =
  // pow(l,3)*sqrt(ddy_dp1*ddy_dp1*((fCovMatrix)(1,1))+ddy_dp3*ddy_dp3*((fCovMatrix)(3,3))
  //                  +(2*ddy_dp1*ddy_dp3*fabs((fCovMatrix)(1,3))));

  // double ddz_dp1=fP1;
  // double ddz_dp3=fP3;
  // double err_dz
  // =pow(l,3)*sqrt(ddz_dp1*ddz_dp1*((fCovMatrix)(1,1))+ddz_dp3*ddz_dp3*((fCovMatrix)(3,3))
  //                  +(2*ddz_dp1*ddz_dp3*fabs((fCovMatrix)(1,3))));
  // return TVector3(err_dx,err_dy,err_dz);

  //  double l = pow(fP1*fP1+fP3*fP3+fP5*fP5,-0.5);
  //   double l3 = pow(l,3);
  //   double p12 = pow(fP1,2);
  //   double p32 = pow(fP3,2);
  //   double p52 = pow(fP5,2);
  //   double p1p3 = fP1*fP3;
  //   double p1p5 = fP1*fP5;
  //   double p3p5 = fP3*fP5;

  //   double err_dx =
  //   sqrt(pow((l-p12*l3),2)*((fCovMatrix)(1,1))+pow((p1p3*l3),2)*((fCovMatrix)(3,3))+pow((p1p5*l3),2)*((fCovMatrix)(5,5))+2*((l-p12*l3)*(-fP1*fP3*l3)*((fCovMatrix)(1,3))+(l-p12*l3)*(-fP1*fP5*l3)*((fCovMatrix)(1,5))+p12*fP3*fP5*l3*l3*((fCovMatrix)(3,5))));
  // double err_dy =
  // sqrt(pow((l-p32*l3),2)*((fCovMatrix)(3,3))+pow((p1p3*l3),2)*((fCovMatrix)(1,1))+pow((p3p5*l3),2)*((fCovMatrix)(5,5))+2*((l-p32*l3)*(-fP1*fP3*l3)*((fCovMatrix)(1,3))+(l-p32*l3)*(-fP3*fP5*l3)*((fCovMatrix)(3,5))+p32*fP1*fP5*l3*l3*((fCovMatrix)(1,5))));
  // double err_dz =
  // sqrt(pow((l-p52*l3),2)*((fCovMatrix)(5,5))+pow((p3p5*l3),2)*((fCovMatrix)(3,3))+pow((p1p5*l3),2)*((fCovMatrix)(1,1))+2*((l-p52*l3)*(-fP1*fP5*l3)*((fCovMatrix)(1,5))+(l-p52*l3)*(-fP3*fP5*l3)*((fCovMatrix)(3,5))+p52*fP1*fP3*l3*l3*((fCovMatrix)(1,3))));
  //  return TVector3(err_dx,err_dy,err_dz);
  return TVector3(TMath::Sqrt((fCovMatrix)(1, 1)),
                  TMath::Sqrt((fCovMatrix)(3, 3)),
                  TMath::Sqrt((fCovMatrix)(5, 5)));
}

TVector3 PndLinTrack::GetDirectionVec ( ) const

inline

Definition at line 72 of file PndLinTrack.h.

References fP1, fP3, and fP5.

Referenced by main().

{ return TVector3(fP1, fP3, fP5); }

Int_t PndLinTrack::GetFirstHit ( ) const

inline

Definition at line 81 of file PndLinTrack.h.

References fFirst.

{ return fFirst; }

Int_t PndLinTrack::GetLastHit ( ) const

inline

Definition at line 82 of file PndLinTrack.h.

References fLast.

{ return fLast; }

void PndLinTrack::GetPar ( Double_t *  par ) const

inline

Definition at line 61 of file PndLinTrack.h.

References fP0, fP1, fP2, fP3, fP4, and fP5.

Referenced by main().

                                   {
    par[0] = fP0;
    par[1] = fP1;
    par[2] = fP2;
    par[3] = fP3;
    par[4] = fP4;
    par[5] = fP5;
  }

void PndLinTrack::GetParErr

(

Double_t *

errpar

)

Definition at line 124 of file PndLinTrack.cxx.

References fCovMatrix, and CAMath::Sqrt().

Referenced by main().

                                            {
  errpar[0] = TMath::Sqrt((fCovMatrix)(0, 0));
  errpar[1] = TMath::Sqrt((fCovMatrix)(1, 1));
  errpar[2] = TMath::Sqrt((fCovMatrix)(2, 2));
  errpar[3] = TMath::Sqrt((fCovMatrix)(3, 3));
  errpar[4] = TMath::Sqrt((fCovMatrix)(4, 4));
  errpar[5] = TMath::Sqrt((fCovMatrix)(5, 5));
}

TVector3 PndLinTrack::GetStartErrVec

(

)

Definition at line 63 of file PndLinTrack.cxx.

References fCovMatrix, and CAMath::Sqrt().

Referenced by main().

                                     {
  return TVector3(TMath::Sqrt((fCovMatrix)(0, 0)),
                  TMath::Sqrt((fCovMatrix)(2, 2)),
                  TMath::Sqrt((fCovMatrix)(4, 4)));
}

TVector3 PndLinTrack::GetStartVec ( ) const

inline

Definition at line 70 of file PndLinTrack.h.

References fP0, fP2, and fP4.

Referenced by main().

{ return TVector3(fP0, fP2, fP4); }

Int_t PndLinTrack::GetTCandID ( ) const

inline

Definition at line 83 of file PndLinTrack.h.

References fCandId.

Referenced by main().

{ return fCandId; }

void PndLinTrack::SetCovarianceMatrix ( TMatrixDSym  covmatrix )

inline

Definition at line 52 of file PndLinTrack.h.

References fCovMatrix, and i.

                                                  {
    for (size_t i = 0; i < 6; i++) {
      for (size_t j = 0; j < 6; j++) {
        fCovMatrix[i][j] = covmatrix[i][j];
      }
    }
  }

void PndLinTrack::SetDetName ( TString  name )

inline

Accessors

Definition at line 51 of file PndLinTrack.h.

References fDetName, and name.

{ fDetName = name; }

Member Data Documentation

Int_t PndLinTrack::fCandId

private

Definition at line 97 of file PndLinTrack.h.

Referenced by GetTCandID(), and PndLinTrack().

Double_t PndLinTrack::fChiSq

private

Definition at line 95 of file PndLinTrack.h.

Referenced by GetChiSquare(), and PndLinTrack().

TMatrixDSym PndLinTrack::fCovMatrix

private

Definition at line 93 of file PndLinTrack.h.

Referenced by GetCovarianceMatrix(), GetDirectionErrVec(), GetParErr(), GetStartErrVec(), PndLinTrack(), and SetCovarianceMatrix().

TString PndLinTrack::fDetName

private

Definition at line 89 of file PndLinTrack.h.

Referenced by GetDetName(), PndLinTrack(), and SetDetName().

Int_t PndLinTrack::fFirst

private

Definition at line 96 of file PndLinTrack.h.

Referenced by GetFirstHit(), and PndLinTrack().

Int_t PndLinTrack::fLast

private

Definition at line 96 of file PndLinTrack.h.

Referenced by GetLastHit(), and PndLinTrack().

Double_t PndLinTrack::fP0

private

Definition at line 91 of file PndLinTrack.h.

Referenced by GetPar(), GetStartVec(), and PndLinTrack().

Double_t PndLinTrack::fP1

private

Definition at line 91 of file PndLinTrack.h.

Referenced by GetDirectionVec(), GetPar(), and PndLinTrack().

Double_t PndLinTrack::fP2

private

Definition at line 91 of file PndLinTrack.h.

Referenced by GetPar(), GetStartVec(), and PndLinTrack().

Double_t PndLinTrack::fP3

private

Definition at line 91 of file PndLinTrack.h.

Referenced by GetDirectionVec(), GetPar(), and PndLinTrack().

Double_t PndLinTrack::fP4

private

Definition at line 91 of file PndLinTrack.h.

Referenced by GetPar(), GetStartVec(), and PndLinTrack().

Double_t PndLinTrack::fP5

private

Definition at line 91 of file PndLinTrack.h.

Referenced by GetDirectionVec(), GetPar(), and PndLinTrack().

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The documentation for this class was generated from the following files:

• PndLinTrack.h
• PndLinTrack.cxx