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get_map.c
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get_map.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* get_map.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cquillet <cquillet@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/10/06 21:02:33 by cquillet #+# #+# */
/* Updated: 2017/10/17 16:05:28 by cquillet ### ########.fr */
/* */
/* ************************************************************************** */
#include "parsing.h"
#include "libft.h"
#include "tab_bin.h"
#include "get_next_line.h"
static int get_hex_color_after_coord(t_map *m, int x, int y, char *s)
{
char *hex;
if (!(hex = ft_strchr(s, ',')))
{
let_bin(m->color_forced, y * m->width + x, 0);
return (0);
}
if (!ft_strncmp(hex, ",0x", 3))
{
m->color[y][x] = (uint32_t)ft_atoi_base(hex + 3, 16);
if (m->color[y][x] <= 0xFFFFFF)
return (let_bin(m->color_forced, y * m->width + x, 1));
return (let_bin(m->color_forced, y * m->width + x, 0));
}
m->color[y][x] = (uint32_t)ft_atoi_base(hex + 1, 10);
if (m->color[y][x] <= 0xFFFFFF)
return (let_bin(m->color_forced, y * m->width + x, 1));
return (let_bin(m->color_forced, y * m->width + x, 0));
}
static int get_x_values(char **line, t_map *m, int y)
{
int i;
char **x;
if (!(m->z[y] = (int *)malloc(m->width * sizeof(int))))
return (-1);
if (!(m->color[y] = (uint32_t *)malloc(m->width * sizeof(uint32_t))))
return (-1);
x = ft_strsplit(*line, ' ');
ft_memdel((void **)line);
i = -1;
while (x[++i])
{
m->z[y][i] = ft_atoi(x[i]);
if ((!y && !i) || m->z[y][i] > m->z_max)
m->z_max = m->z[y][i];
if ((!y && !i) || m->z[y][i] < m->z_min)
m->z_min = m->z[y][i];
get_hex_color_after_coord(m, i, y, x[i]);
}
ft_memdel2dim((void ***)&x, m->width + 1);
return (0);
}
int get_map(t_map *m)
{
int fd;
char *line;
int ret;
int y;
if (m->width <= 1 && m->height <= 1)
return (-1);
if ((fd = open(m->name, O_RDONLY)) < 0)
return (-1);
if (!(m->z = (int **)malloc(m->height * sizeof(int *))))
return (-1);
if (!(m->color = (uint32_t **)malloc(m->height * sizeof(uint32_t *))))
return (-1);
if (!(m->color_forced = create_tab_bin(m->height * m->width)))
return (-1);
y = 0;
while ((ret = get_next_line(fd, &line)) > 0)
if (get_x_values(&line, m, y++) < 0)
{
close(fd);
return (-1);
}
ft_memdel((void **)&line);
return ((close(fd) < 0 || ret < 0) ? -1 : 0);
}