int loop_hook(t_env *e)
{
t_rgb c;
int x;
if (e->img.img != NULL)
{
//Changed form mlx_destroy_image to this.
mlx_destroy_image(e->mlx, e->img.img);
e->img.img = NULL;
}
e->img.img = mlx_new_image(e->mlx, WIN_WIDTH, WIN_HEIGH);
x = 0;
while (x < WIN_WIDTH)
{
init_ray(e, x);
ray_dir(e);
perform_dda(e);
compute(e);
colors(e, &c);
draw_line(x, e, &c);
x++;
}
get_time_frame(e);
move(e);
mlx_put_image_to_window(e->mlx, e->win, e->img.img, 0, 0);
return (0);
}
static void ray_len_from_curr_pos(t_map *map, double dx, double dy)
{
map->ray->delta_dx = sqrt(1 + (map->ray->ray_dir_y * map->ray->ray_dir_y) /
(map->ray->ray_dir_x * map->ray->ray_dir_x));
map->ray->delta_dy = sqrt(1 + (map->ray->ray_dir_x * map->ray->ray_dir_x) /
(map->ray->ray_dir_y * map->ray->ray_dir_y));
if (map->ray->ray_dir_x < 0)
{
map->step_x = -1;
map->ray->side_dist_x = (map->ray->ray_pos_x - map->map_x) * dx;
}
else
{
map->step_x = 1;
map->ray->side_dist_x = (map->map_x + 1.0 - map->ray->ray_pos_x) * dx;
}
if (map->ray->ray_dir_y < 0)
{
map->step_y = -1;
map->ray->side_dist_y = (map->ray->ray_pos_y - map->map_y) * dy;
}
else
{
map->step_y = 1;
map->ray->side_dist_y = (map->map_y + 1.0 - map->ray->ray_pos_y) * dx;
}
perform_dda(map);
}
void draw(t_env *e)
{
e->x = 0;
while (e->x < SCREEN_W)
{
draw_init(e);
calculate_step_and_initial_side_dist(e);
perform_dda(e);
calculate_dist_projected(e);
calculate_wall(e);
if (e->textured_wall)
texturing_calculations(e);
else
wall_color(e);
draw_vertical_line(e);
e->x++;
}
if (e->textured_wall && e->map.max_x > 25 && e->map.y > 25)
draw_sprite(e);
}
