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move.c
executable file
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move.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* move.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: xacoquan <xacoquan@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2015/02/28 11:32:32 by xacoquan #+# #+# */
/* Updated: 2015/03/01 18:43:44 by xacoquan ### ########.fr */
/* */
/* ************************************************************************** */
#include "twothousandfortyheight.h"
void left_rec(int **board, int y)
{
int x;
x = 0;
while (++x < 4)
{
if (board[y][x - 1] == 0)
{
board[y][x - 1] = board[y][x];
board[y][x] = 0;
}
}
}
void move_left(int **board)
{
int x;
int y;
y = -1;
while (++y < 4)
{
x = -1;
while (++x < 4)
{
if (x < 1 && board[y][x + 1] == 0 && board[y][x + 2] == 0
&& board[y][x] == board[y][x + 3])
board[y][x] *= 2, board[y][x + 3] = 0;
else if (x < 2 && board[y][x + 1] == 0
&& board[y][x] == board[y][x + 2])
board[y][x] *= 2, board[y][x + 2] = 0;
else if (x != 3 && board[y][x] == board[y][x + 1])
board[y][x] *= 2, board[y][x + 1] = 0;
}
left_rec(board, y);
left_rec(board, y);
left_rec(board, y);
}
}
void right_rec(int **board, int y)
{
int x;
x = 3;
while (--x > -1)
{
if (board[y][x + 1] == 0)
{
board[y][x + 1] = board[y][x];
board[y][x] = 0;
}
}
}
void move_right(int **board)
{
int x;
int y;
y = -1;
while (++y < 4)
{
x = 4;
while(--x >= 0)
{
if (x > 2 && board[y][x - 1] == 0 && board[y][x - 2] == 0
&& board[y][x] == board[y][x - 3])
board[y][x] *= 2, board[y][x - 3] = 0;
else if (x > 1 && board[y][x - 1] == 0
&& board[y][x] == board[y][x - 2])
board[y][x] *= 2, board[y][x - 2] = 0;
else if (x != 0 && board[y][x] == board[y][x - 1])
board[y][x] *= 2, board[y][x - 1] = 0;
}
right_rec(board, y);
right_rec(board, y);
right_rec(board, y);
}
}