NumericSafeGreaterByPt< T > Struct Template Reference

#include <PtComparator.h>

Public Types
typedef T	first_argument_type
typedef T	second_argument_type

Public Member Functions
bool	operator() (const T &a1, const T &a2)

Detailed Description

template<class T>
struct NumericSafeGreaterByPt< T >

Definition at line 50 of file PtComparator.h.

Member Typedef Documentation

template<class T>

typedef T NumericSafeGreaterByPt< T >::first_argument_type

Definition at line 51 of file PtComparator.h.

template<class T>

typedef T NumericSafeGreaterByPt< T >::second_argument_type

Definition at line 52 of file PtComparator.h.

Member Function Documentation

template<class T>

bool NumericSafeGreaterByPt< T >::operator() ( const T &  a1, const T &  a2  )

inline

Definition at line 53 of file PtComparator.h.

References epsilon.

                                            {
    return
      fabs (a1.pt()-a2.pt()) > std::numeric_limits<double>::epsilon() ? a1.pt() > a2.pt() :
      fabs (a1.px()-a2.px()) > std::numeric_limits<double>::epsilon() ? a1.px() > a2.px() :
      a1.pz() > a2.pz();
  }