ParadisEO-PEO - Lessons: city_swap.cpp Source File

00001 // "city_swap.cpp"
00002 
00003 // (c) OPAC Team, LIFL, 2002
00004 
00005 /* 
00006    Contact: paradiseo-help@lists.gforge.inria.fr
00007 */
00008 
00009 #include <utils/eoRNG.h>
00010 
00011 #include "city_swap.h"
00012 
00013 bool CitySwap :: operator () (Route & __route) {
00014   
00015   std :: swap (__route [rng.random (__route.size ())],
00016                __route [rng.random (__route.size ())]) ;
00017     
00018   __route.invalidate () ;
00019   
00020   return true ;
00021 }