lem_in/srcs/score_utils.c
Tanguy MAZE dd255666f1 started work to redo algorithm
branch out to redo algorithm
2019-04-15 18:05:25 +02:00

74 lines
1.9 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* score_utils.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/04/15 14:24:15 by tmaze #+# #+# */
/* Updated: 2019/04/15 17:50:56 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "lem_in.h"
void init_paths(t_path *ret)
{
int nb_paths;
int i;
int nb_nodes;
t_ind *it;
nb_paths = 0;
while (ret[nb_paths].nodes)
{
ret[nb_paths].nb_ants = 0;
ret[nb_paths].score = 0;
nb_paths++;
}
i = 0;
while (ret[i].nodes && !(nb_nodes = 0))
{
it = ret[i].nodes;
while (it && ++nb_nodes)
it = it->next;
ret[i].score = nb_nodes;
i++;
}
}
int get_score(t_lmdata *data, t_path *ret)
{
int i;
int ant_c;
int max;
init_paths(ret);
i = -1;
max = 0;
while (ret[++i].nodes)
{
if (ret[max].score < ret[i].score)
max = i;
}
ant_c = 0;
while (ant_c < data->nbants && !(i = 0))
{
while (ret[i].nodes && ((ret[i].nb_ants > 0) * (ret[i].score + ret[i].nb_ants - 1)) < ret[max].score && ant_c < data->nbants)
{
ret[i].nb_ants++;
ant_c++;
ret[i].score = (ret[i].nb_ants > 0) * (ret[i].score + ret[i].nb_ants - 1);
i++;
}
i = -1;
max = 0;
while (ret[++i].nodes)
{
if (ret[max].score < ret[i].score)
max = i;
}
}
return (ret[max].score);
}