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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_check_map_surrounds.c                           :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: rbousset <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2020/02/14 17:28:34 by rbousset          #+#    #+#             */
/*   Updated: 2020/02/14 17:28:37 by rbousset         ###   ########lyon.fr   */
/*                                                                            */
/* ************************************************************************** */

#include <libft.h>
#include <cub3d.h>
#include <stddef.h>
#include <stdint.h>

static int8_t
	ft_wall_check(size_t y, size_t x, char **map)
{
	if (map[y + 1][x] == ' ' ||
		map[y - 1][x] == ' ' ||
		map[y][x + 1] == ' ' ||
		map[y][x - 1] == ' ' ||
		map[y + 1][x] == '\0' ||
		map[y - 1][x] == '\0' ||
		map[y][x + 1] == '\0' ||
		map[y][x - 1] == '\0')
		return (-1);
	return (0);
}

void
	ft_check_map_surrounds(t_map *ml, t_cub *cl)
{
	size_t	y;
	size_t	x;

	y = 0;
	x = 0;
	while (ml->map[y])
	{
		while (ml->map[y][x])
		{
			if (ft_ischarset(FT_CHRST_MAP_NON_WALL, ml->map[y][x]))
			{
				if (ft_wall_check(y, x, ml->map) < 0)
					ft_map_error(FT_ERR_MAP_WALLS, cl);
			}
			x++;
		}
		x = 0;
		y++;
	}
}