DGtal::detail::PointValueCompare< T > Class Template Reference

Aim: Small binary predicate to order candidates points according to their (absolute) distance value. More...

#include <DGtal/geometry/volumes/distance/FMM.h>

Public Member Functions
bool	operator() (const T &a, const T &b) const

Detailed Description

template<typename T>
class DGtal::detail::PointValueCompare< T >

Aim: Small binary predicate to order candidates points according to their (absolute) distance value.

Description of template class 'PointValueCompare'

Template Parameters

T	model of pair Point-Value

Definition at line 77 of file FMM.h.

Member Function Documentation

operator()()

template<typename T >

bool DGtal::detail::PointValueCompare< T >::operator() ( const T & a, const T & b ) const

inline

Comparison function

Parameters

a	an object of type T
b	another object of type T

Returns

true if a < b but false otherwise

Definition at line 87 of file FMM.h.

      {
        if ( std::abs(a.second) == std::abs(b.second) ) 
          { //point comparison
            return (a.first < b.first); 
          }
        else //distance comparison
          //(in absolute value in order to deal with
          //signed distance values) 
          return ( std::abs(a.second) < std::abs(b.second) ); 
      }

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

• FMM.h