107 lines
2.5 KiB
C++
107 lines
2.5 KiB
C++
// "opt_route.cpp"
|
|
|
|
// (c) OPAC Team, LIFL, January 2006
|
|
|
|
/*
|
|
Contact: paradiseo-help@lists.gforge.inria.fr
|
|
*/
|
|
|
|
#include "opt_route.h"
|
|
|
|
#define MAX_TRASH_LENGTH 1000
|
|
#define MAX_FIELD_LENGTH 1000
|
|
#define MAX_LINE_LENGTH 1000
|
|
|
|
static void getNextField (FILE * __f, char * __buff) {
|
|
|
|
char trash [MAX_TRASH_LENGTH];
|
|
|
|
fscanf (__f, "%[ \t:\n]", trash); /* Discarding sep. */
|
|
fscanf (__f, "%[^:\n]", __buff); /* Reading the field */
|
|
fgetc (__f);
|
|
}
|
|
|
|
static void getLine (FILE * __f, char * __buff) {
|
|
|
|
char trash [MAX_TRASH_LENGTH];
|
|
|
|
fscanf (__f, "%[ \t:\n]", trash); /* Discarding sep. */
|
|
fscanf (__f, "%[^\n]", __buff); /* Reading the line */
|
|
}
|
|
|
|
static void loadBestRoute (FILE * __f) {
|
|
|
|
opt_route.clear ();
|
|
|
|
for (unsigned i = 0; i < numNodes; i ++) {
|
|
Node node;
|
|
fscanf (__f, "%u", & node);
|
|
opt_route.push_back (node - 1);
|
|
}
|
|
int d; /* -1 ! */
|
|
fscanf (__f, "%d", & d);
|
|
}
|
|
|
|
void loadOptimumRoute (const char * __filename) {
|
|
|
|
FILE * f = fopen (__filename, "r");
|
|
|
|
if (f) {
|
|
|
|
printf ("Loading '%s'.\n", __filename);
|
|
|
|
char field [MAX_FIELD_LENGTH];
|
|
|
|
getNextField (f, field); /* Name */
|
|
assert (strstr (field, "NAME"));
|
|
getNextField (f, field);
|
|
//printf ("NAME: %s.\n", field);
|
|
|
|
getNextField (f, field); /* Comment */
|
|
assert (strstr (field, "COMMENT"));
|
|
getLine (f, field);
|
|
// printf ("COMMENT: %s.\n", field);
|
|
|
|
getNextField (f, field); /* Type */
|
|
assert (strstr (field, "TYPE"));
|
|
getNextField (f, field);
|
|
//printf ("TYPE: %s.\n", field);
|
|
|
|
getNextField (f, field); /* Dimension */
|
|
assert (strstr (field, "DIMENSION"));
|
|
getNextField (f, field);
|
|
// printf ("DIMENSION: %s.\n", field);
|
|
numNodes = atoi (field);
|
|
|
|
getNextField (f, field); /* Tour section */
|
|
assert (strstr (field, "TOUR_SECTION"));
|
|
loadBestRoute (f);
|
|
|
|
getNextField (f, field); /* End of file */
|
|
assert (strstr (field, "EOF"));
|
|
//printf ("EOF.\n");
|
|
|
|
printf ("The length of the best route is %u.\n", length (opt_route));
|
|
}
|
|
else {
|
|
|
|
fprintf (stderr, "Can't open '%s'.\n", __filename);
|
|
exit (1);
|
|
}
|
|
}
|
|
|
|
void loadOptimumRoute (eoParser & __parser) {
|
|
|
|
/* Getting the path of the instance */
|
|
|
|
eoValueParam <std :: string> param ("", "optimumTour", "Optimum tour") ;
|
|
__parser.processParam (param) ;
|
|
if (strlen (param.value ().c_str ()))
|
|
loadOptimumRoute (param.value ().c_str ());
|
|
else
|
|
opt_route.fitness (0);
|
|
}
|
|
|
|
Route opt_route; /* Optimum route */
|
|
|
|
|