61c0424eed
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@512 331e1502-861f-0410-8da2-ba01fb791d7f
47 lines
885 B
C++
47 lines
885 B
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
|
|
|
// "two_opt.cpp"
|
|
|
|
// (c) OPAC Team, LIFL, 2003-2006
|
|
|
|
/* LICENCE TEXT
|
|
|
|
Contact: paradiseo-help@lists.gforge.inria.fr
|
|
*/
|
|
|
|
#include "two_opt.h"
|
|
|
|
TwoOpt TwoOpt :: operator ! () const
|
|
{
|
|
TwoOpt move = * this ;
|
|
std :: swap (move.first, move.second) ;
|
|
|
|
return move ;
|
|
}
|
|
|
|
void TwoOpt :: operator () (Route & __route)
|
|
{
|
|
|
|
std :: vector <unsigned int> seq_cities ;
|
|
|
|
for (unsigned int i = second ; i > first ; i --)
|
|
{
|
|
seq_cities.push_back (__route [i]) ;
|
|
}
|
|
|
|
unsigned int j = 0 ;
|
|
for (unsigned int i = first + 1 ; i < second + 1 ; i ++)
|
|
{
|
|
__route [i] = seq_cities [j ++] ;
|
|
}
|
|
}
|
|
|
|
void TwoOpt :: readFrom (std :: istream & __is)
|
|
{
|
|
__is >> first >> second ;
|
|
}
|
|
|
|
void TwoOpt :: printOn (std :: ostream & __os) const
|
|
{
|
|
__os << first << ' ' << second ;
|
|
}
|