CGEM BOSS 6.6.5.f
BESIII Offline Software System
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TrkPoca Class Reference

#include <TrkPoca.h>

+ Inheritance diagram for TrkPoca:

Public Member Functions

 TrkPoca (const Trajectory &traj1, double flt1, const Trajectory &traj2, double flt2, double precision=1.e-5)
 
 TrkPoca (const Trajectory &traj, double flt, const HepPoint3D &pt, double precision=1.e-5)
 
 ~TrkPoca ()
 
double doca () const
 
 TrkPoca (const Trajectory &traj1, double flt1, const Trajectory &traj2, double flt2, double precision=1.e-5)
 
 TrkPoca (const Trajectory &traj, double flt, const HepPoint3D &pt, double precision=1.e-5)
 
 ~TrkPoca ()
 
double doca () const
 
- Public Member Functions inherited from TrkPocaBase
const TrkErrCodestatus () const
 
double flt1 () const
 
double flt2 () const
 
double precision ()
 
const TrkErrCodestatus () const
 
double flt1 () const
 
double flt2 () const
 
double precision ()
 

Additional Inherited Members

- Protected Member Functions inherited from TrkPocaBase
 TrkPocaBase (double flt1, double flt2, double precision)
 
 TrkPocaBase (double flt1, double precision)
 
virtual ~TrkPocaBase ()
 
void minimize (const Trajectory &traj1, double f1, const Trajectory &traj2, double f2)
 
void minimize (const Trajectory &traj1, double f1, const HepPoint3D &pt)
 
void stepTowardPoca (const Trajectory &traj1, const Trajectory &traj2)
 
void stepToPointPoca (const Trajectory &traj, const HepPoint3D &pt)
 
 TrkPocaBase (double flt1, double flt2, double precision)
 
 TrkPocaBase (double flt1, double precision)
 
virtual ~TrkPocaBase ()
 
void minimize (const Trajectory &traj1, double f1, const Trajectory &traj2, double f2)
 
void minimize (const Trajectory &traj1, double f1, const HepPoint3D &pt)
 
void stepTowardPoca (const Trajectory &traj1, const Trajectory &traj2)
 
void stepToPointPoca (const Trajectory &traj, const HepPoint3D &pt)
 
- Protected Attributes inherited from TrkPocaBase
double _precision
 
double _flt1
 
double _flt2
 
TrkErrCode _status
 
- Static Protected Attributes inherited from TrkPocaBase
static double _maxDist = 1.e7
 
static int _maxTry = 500
 
static double _extrapToler = 2.
 

Detailed Description

Constructor & Destructor Documentation

◆ TrkPoca() [1/4]

TrkPoca::TrkPoca ( const Trajectory traj1,
double  flt1,
const Trajectory traj2,
double  flt2,
double  precision = 1.e-5 
)

Definition at line 22 of file TrkPoca.cxx.

24: TrkPocaBase(f1,f2,prec), _doca(-9999.)
25{
26 minimize(traj1,f1,traj2,f2);
27 if (status().failure()) return;
28 calcDist(traj1,traj2);
29}
TFile * f1
void minimize(const Trajectory &traj1, double f1, const Trajectory &traj2, double f2)
Definition: TrkPocaBase.cxx:32

◆ TrkPoca() [2/4]

TrkPoca::TrkPoca ( const Trajectory traj,
double  flt,
const HepPoint3D pt,
double  precision = 1.e-5 
)

Definition at line 31 of file TrkPoca.cxx.

33: TrkPocaBase(flt,prec)
34{
35 minimize(traj,flt,pt);
36 if (status().failure()) return;
37 _doca = (traj.position(flt1()) - pt).mag();
38}
virtual HepPoint3D position(double) const =0

◆ ~TrkPoca() [1/2]

TrkPoca::~TrkPoca ( )
inline

Definition at line 34 of file InstallArea/include/TrkBase/TrkBase/TrkPoca.h.

34{};

◆ TrkPoca() [3/4]

TrkPoca::TrkPoca ( const Trajectory traj1,
double  flt1,
const Trajectory traj2,
double  flt2,
double  precision = 1.e-5 
)

◆ TrkPoca() [4/4]

TrkPoca::TrkPoca ( const Trajectory traj,
double  flt,
const HepPoint3D pt,
double  precision = 1.e-5 
)

◆ ~TrkPoca() [2/2]

TrkPoca::~TrkPoca ( )
inline

Member Function Documentation

◆ doca() [1/2]

◆ doca() [2/2]

double TrkPoca::doca ( ) const
inline

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