cub3d/src/utils/frees.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   frees.c                                            :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: kcolin <kcolin@42.fr>                      +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2025/07/17 13:59:27 by kcolin            #+#    #+#             */
/*   Updated: 2025/07/22 12:54:01 by tchampio         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "../../mlx/mlx.h"
#include "../../libft/includes/libft.h"
#include "../map/mapdata.h"
#include "../cub3d_data.h"
#include <stdlib.h>

void	free_tab(char **tab)
{
	int	i;

	if (!tab)
		return ;
	i = 0;
	while (tab[i])
	{
		free(tab[i]);
		i++;
	}
	free(tab);
}

void	free_tab_length(char **tab, int length)
{
	int	i;

	if (!tab)
		return ;
	i = 0;
	while (i < length)
	{
		free(tab[i]);
		++i;
	}
	free(tab);
}

void	free_map(t_mapdata *map)
{
	if (map->map)
		free_tab(map->map);
	if (map->mapflood)
		free_tab(map->mapflood);
	if (map->ea_texture)
		free(map->ea_texture);
	if (map->no_texture)
		free(map->no_texture);
	if (map->so_texture)
		free(map->so_texture);
	if (map->we_texture)
		free(map->we_texture);
	if (map->filename)
		free(map->filename);
	free(map);
}

int	destroy(t_cub3d_data *data)
{
	free_map(data->map);
	if (data->mlx_win)
		mlx_destroy_window(data->mlx, data->mlx_win);
	if (data->img_data)
		mlx_destroy_image(data->mlx, data->img_data->img);
	free(data->img_data);
	if (data->mlx)
		mlx_destroy_display(data->mlx);
	free(data->mlx);
	exit(0);
	return (0);
}

/*
Calls get_next_line in a loop until NULL is returned, freeing all data returned.
Ensures that all memory allocated by get_next_line is properly freed.
*/
void	gnl_exhaust(int fd)
{
	char	*line;

	line = get_next_line(fd);
	while (line != NULL)
	{
		free(line);
		line = get_next_line(fd);
	}
}