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main.c
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main.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* main.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: zhasni <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2014/11/27 11:34:49 by zhasni #+# #+# */
/* Updated: 2014/12/07 21:23:34 by zhasni ### ########.fr */
/* */
/* ************************************************************************** */
#include "fdf.h"
int **ft_writegrid(int **grid, int fd, t_env *env)
{
char **tmp;
char *line;
int i;
int j;
i = 0;
j = 0;
line = NULL;
while (get_next_line(fd, &line) == 1)
{
tmp = ft_strsplit(line, ' ');
j = 0;
while (tmp[j])
{
grid[i][j] = ft_atoi(tmp[j]);
j++;
}
if (j > env->len_x)
env->len_x = j;
free(line);
free(tmp);
i++;
}
return (grid);
}
int ft_tab_len(int fd, int *len, char *av)
{
char *line;
int i;
int j;
i = 0;
line = NULL;
fd = open(av, O_RDONLY);
if (fd == -1)
return (-1);
while (get_next_line(fd, &line) == 1)
{
j = 0;
while (line[j])
j++;
if (*len < j)
*len = j;
i++;
free(line);
}
if (close(fd) == -1)
return (-1);
return (i);
}
int **ft_mallogrid(int **grid, int i, int j)
{
int k;
int l;
k = i;
if (!(grid = (int **)malloc(sizeof(int *) * i)))
return (NULL);
i = 0;
while (i < k)
{
if (!(grid[i] = (int *)malloc(sizeof(int) * j)))
return (NULL);
i++;
}
i = 0;
while (i < k)
{
l = 0;
while (l < j)
{
grid[i][l] = 0;
l++;
}
i++;
}
return (grid);
}
void ft_init_env(t_env *env)
{
env->grid = NULL;
env->tile_w = TILEW;
env->tile_h = TILEH;
env->height = HEIGHT;
env->view_x = 1;
env->view_y = 2;
env->ratio = 1000;
}
int main(int ac, char **av, char **environ)
{
t_env env;
int fd;
int j;
j = 0;
fd = 0;
if (!environ[0])
return (-1);
ft_init_env(&env);
if (ac == 2)
{
env.len_y = ft_tab_len(fd, &j, av[1]);
if (env.len_y == 0 && j == 0)
return (-1);
env.grid = ft_mallogrid(env.grid, env.len_y, j);
if (!env.grid)
return (-1);
if ((fd = open(av[1], O_RDONLY)) == -1)
return (-1);
env.grid = ft_writegrid(env.grid, fd, &env);
if (close(fd) == -1)
return (-1);
ft_fdf(&env);
}
return (0);
}