Cub3D/parsing/set_player.c
Baptiste Goulard coderc de lacam e7cc81387e Fix: added check on missing player
2024-12-20 17:13:13 +01:00

67 lines
2.2 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* set_player.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: bgoulard <bgoulard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/12/20 17:05:46 by bgoulard #+# #+# */
/* Updated: 2024/12/20 17:09:59 by bgoulard ### ########.fr */
/* */
/* ************************************************************************** */
#include "cub3d.h"
#include "ft_vector.h"
#include "ft_string.h"
#include "ft_addons.h"
#define EPMP ERROR_PARSE_MULTIPLE_PLAYER
static bool multiple_player_same_line(const char *str)
{
const char *identifiers = "NEWS";
int i;
int j;
i = 0;
while (i < 4)
{
if (ft_strchr(str, identifiers[i]) != ft_strrchr(str, identifiers[i]))
return (true);
j = i + 1;
while (j < 4)
if (ft_strchr(str, identifiers[j++]) && \
ft_strchr(str, identifiers[i]))
return (true);
i++;
}
return (false);
}
int set_player(t_info *info, int i, t_vector *str_map)
{
t_dpoint pos;
char *str;
ft_bzero(&pos, sizeof(t_dpoint));
if (info->player.pos.x != 0 || info->player.pos.y != 0 || i == 0 || \
multiple_player_same_line(ft_vec_at(str_map, i)))
return (ft_vec_destroy(&str_map), sv_errno(info, EPMP), EXIT_FAILURE);
str = ft_strchrs(ft_vec_at(str_map, i), "SNWE");
pos.y = i + .5;
pos.x = str - (char *)ft_vec_at(str_map, i) + .5;
info->player.dir = (t_dpoint){.x = 0, 0};
info->player.pos = pos;
info->player.pos_i = (t_ipoint){.x = (int)pos.x, .y = (int)pos.y};
if (*str == 'N')
info->player.dir.y = -1;
else if (*str == 'S')
info->player.dir.y = 1;
else if (*str == 'W')
info->player.dir.x = -1;
else if (*str == 'E')
info->player.dir.x = 1;
info->player.plane = (t_dpoint){.x = info->player.dir.y, \
.y = -info->player.dir.x};
return (EXIT_SUCCESS);
}