149 lines
4 KiB
C
149 lines
4 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* load_tiles.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: bgoulard <bgoulard@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/12/01 17:47:15 by bgoulard #+# #+# */
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/* Updated: 2024/12/20 16:54:12 by bgoulard ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "cub3d.h"
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#include "cub3d_struct.h"
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#include "cub3d_parsing.h"
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#include "ft_string.h"
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#include "ft_addons.h"
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#include "ft_vector.h"
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#include "ft_math.h"
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#include <stdbool.h>
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#include <stdio.h>
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int str_to_tile(const char *str, t_tile *tile, size_t size)
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{
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size_t i;
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i = 0;
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while (str[i])
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{
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if (str[i] == '1')
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tile[i].tile_type = WALL;
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else if (str[i] == ' ')
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tile[i].tile_type = WALL_ERR;
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else if (!ft_strchr("0NSWE", str[i]))
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return (-1);
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else
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tile[i].tile_type = EMPTY;
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i++;
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}
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while (i < size)
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tile[i++].tile_type = NONE;
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return (0);
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}
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t_vector *load_vector(t_map *map)
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{
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const char *id_str__all[] = {"NO ", "SO ", "WE ", "EA ", "F ", "C ", NULL};
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t_vector *str_map;
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size_t i;
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size_t max;
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str_map = ft_vec_new();
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max = 0;
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if (str_map == NULL)
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return (NULL);
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i = 0;
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while (map->fraw[i] && is_identifier(map->fraw[i], id_str__all))
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i++;
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while (map->fraw[i + map->size.y])
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{
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max = ft_max(max, ft_strlen(map->fraw[i + map->size.y]));
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ft_vec_add(&str_map, map->fraw[i + map->size.y++]);
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}
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map->size.x = max;
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return (str_map);
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}
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#define EPMP ERROR_PARSE_MULTIPLE_PLAYER
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static bool multiple_player_same_line(const char *str)
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{
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const char *identifiers = "NEWS";
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int i;
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int j;
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i = 0;
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while (i < 4)
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{
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if (ft_strchr(str, identifiers[i]) != ft_strrchr(str, identifiers[i]))
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return (true);
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j = i + 1;
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while (j < 4)
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if (ft_strchr(str, identifiers[j++]) && \
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ft_strchr(str, identifiers[i]))
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return (true);
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i++;
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}
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return (false);
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}
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int set_player(t_info *info, int i, t_vector *str_map)
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{
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t_dpoint pos;
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char *str;
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ft_bzero(&pos, sizeof(t_dpoint));
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if (info->player.pos.x != 0 || info->player.pos.y != 0 || i == 0 || \
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multiple_player_same_line(ft_vec_at(str_map, i)))
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return (ft_vec_destroy(&str_map), sv_errno(info, EPMP), EXIT_FAILURE);
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str = ft_strchrs(ft_vec_at(str_map, i), "SNWE");
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pos.y = i + .5;
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pos.x = str - (char *)ft_vec_at(str_map, i) + .5;
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info->player.dir = (t_dpoint){.x = 0, 0};
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info->player.pos = pos;
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info->player.pos_i = (t_ipoint){.x = (int)pos.x, .y = (int)pos.y};
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if (*str == 'N')
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info->player.dir.y = -1;
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else if (*str == 'S')
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info->player.dir.y = 1;
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else if (*str == 'W')
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info->player.dir.x = -1;
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else if (*str == 'E')
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info->player.dir.x = 1;
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info->player.plane = (t_dpoint){.x = info->player.dir.y, \
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.y = -info->player.dir.x};
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return (EXIT_SUCCESS);
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}
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#define EPMIM ERROR_PARSE_META_IN_MAP
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void *load_tiles(void *data)
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{
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t_info *info;
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t_vector *str_map;
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size_t i;
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info = (t_info *)data;
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str_map = load_vector(&info->map);
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if (!str_map)
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return (sv_errno(info, ERROR_MALLOC), NULL);
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info->map.map = ft_calloc(sizeof(t_tile), (info->map.size.y
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* info->map.size.x));
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if (!info->map.map)
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return (ft_vec_destroy(&str_map), sv_errno(info, ERROR_MALLOC), NULL);
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i = 0;
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while (ft_vec_at(str_map, i))
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{
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if (str_to_tile(ft_vec_at(str_map, i), info->map.map + (i \
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* info->map.size.x), info->map.size.x) == -1)
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return (ft_vec_destroy(&str_map), sv_errno(info, EPMIM), NULL);
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if (ft_strchrs(ft_vec_at(str_map, i), "SNWE") && \
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set_player(info, i, str_map) != EXIT_SUCCESS)
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return (NULL);
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i++;
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}
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return (ft_vec_destroy(&str_map), info);
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}
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