Jpp  19.1.0-rc.1
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Public Member Functions | Protected Attributes | List of all members
JRECONSTRUCTION::JPosition Class Reference

Auxiliary class to compare fit results with respect to a reference position (e.g. true muon). More...

#include <JEvtToolkit.hh>

Public Member Functions

 JPosition (JVector3D pos)
 Constructor. More...
 
bool operator() (const JFit &first, const JFit &second) const
 Comparison of fit results. More...
 
template<class T >
operator() (T __begin, T __end) const
 Select best fit result. More...
 

Protected Attributes

JVector3D pos
 

Detailed Description

Auxiliary class to compare fit results with respect to a reference position (e.g. true muon).

The sort operation results in an ordered set of fit results with increasing distance between the reference position and that of the fit results.

Definition at line 646 of file JReconstruction/JEvtToolkit.hh.

Constructor & Destructor Documentation

◆ JPosition()

JRECONSTRUCTION::JPosition::JPosition ( JVector3D  pos)
inline

Constructor.

Parameters
posreference position

Definition at line 653 of file JReconstruction/JEvtToolkit.hh.

654  {
655  this->pos = pos;
656  }

Member Function Documentation

◆ operator()() [1/2]

bool JRECONSTRUCTION::JPosition::operator() ( const JFit first,
const JFit second 
) const
inline

Comparison of fit results.

Parameters
firstfirst fit
secondsecond fit
Returns
true if first fit better; else false

Definition at line 665 of file JReconstruction/JEvtToolkit.hh.

666  {
667  return this->pos.getDistance(getPosition(first)) < this->pos.getDistance(getPosition(second));
668  }
double getDistance(const JVector3D &pos) const
Get distance to point.
Definition: JVector3D.hh:270
JPosition3D getPosition(const JFit &fit)
Get position.

◆ operator()() [2/2]

template<class T >
T JRECONSTRUCTION::JPosition::operator() ( __begin,
__end 
) const
inline

Select best fit result.

Parameters
__beginbegin of fit results
__endend of fit results
Returns
best fit result

Definition at line 678 of file JReconstruction/JEvtToolkit.hh.

679  {
680  return std::min_element(__begin, __end, *this);
681  }

Member Data Documentation

◆ pos

JVector3D JRECONSTRUCTION::JPosition::pos
protected

Definition at line 684 of file JReconstruction/JEvtToolkit.hh.


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