#include "fillit.h"
#include <stdlib.h>
#include <stdio.h>

unsigned int	ft_sqrt_ceil(unsigned int num)
{
	int i;

	i = 1;
	while (i * i < num)
		i++;
	return (i);
}

void	clear_map(t_map *map)
{
	int i;

	i = 0;
	while (i < 16)
		map->line[i++] = 0;
}

t_tetraminos	*convert_tetramino(char *s)
{
	t_tetraminos	*res;
	uint16_t		temp;
	int				i;
	int				y;

	res = (t_tetraminos*)malloc(sizeof(t_tetraminos));
	res->offset_y = 0;
	i = 0;
	y = 1;
	while (i < 16)
	{
		temp = 0;
		while (i < y * 4)
		{
			temp = temp << 1;
			if (s[i++] == '#')
				temp = temp | 0x01;

		}
		temp = temp << 12;
		res->line[y - 1] = temp;
		y++;
	}
	return (res);
}

t_map	*map_initialization(char **tetramino_table)
{
	t_map				*map;
	unsigned int		i;

	map = (t_map*)malloc(sizeof(t_map));
	i = 0;
	while (*tetramino_table)
		map->figure[i++] = convert_tetramino(*tetramino_table++);
	map->figure_amount = i;
	map->size = ft_sqrt_ceil(i * 4);
	clear_map(map);
	return (map);
}

void	insert_tetramino(t_map *map, int index)
{
	int i;
	int	k;
	t_tetraminos *temp;

	temp = map->figure[index];
	i = temp->offset_y;
	k = i + 4;
	while (i < k)
	{
		map->line[i] |= temp->line[i];
		i++;
	}
}


void	erase_tetramino(t_map *map, int index)
{
	int i;
	int k;
	t_tetraminos *temp;

	temp = map->figure[index];
	i = temp->offset_y;
	k = 0;
	while (k < 4)
	{
		map->line[i + k] ^= temp->line[i + k];
		k++;
	}
}

void	algorithm(t_map *map)
{
}