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command.c
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command.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* command.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: hlecuyer <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2015/02/28 13:49:09 by hlecuyer #+# #+# */
/* Updated: 2015/03/01 11:37:49 by fmarmol ### ########.fr */
/* */
/* ************************************************************************** */
#include "game_2048.h"
void left_shift(t_env *env, t_grid *grid)
{
int i;
int y;
int x;
x = 0;
while (x < env->nrows)
{
i = env->ncols + 1;
while (i-- != 0)
{
y = 0;
while (y < env->ncols - 1)
{
if (grid->grid[x][y].value == 0)
{
grid->grid[x][y].value = grid->grid[x][y + 1].value;
env->left_flag = env->left_flag > 0
|| grid->grid[x][y].value > 0 ? 1 : 0;
grid->grid[x][y + 1].value = 0;
}
y++;
}
}
x++;
}
}
void right_shift(t_env *env, t_grid *grid)
{
int i;
int y;
int x;
x = 0;
while (x < env->nrows)
{
i = env->ncols + 1;
while (i-- != 0)
{
y = env->ncols - 1;
while (y > 0)
{
if (grid->grid[x][y].value == 0)
{
grid->grid[x][y].value = grid->grid[x][y - 1].value;
env->right_flag = env->right_flag > 0
|| grid->grid[x][y].value > 0 ? 1 : 0;
grid->grid[x][y - 1].value = 0;
}
y--;
}
}
x++;
}
}
void top_shift(t_env *env, t_grid *grid)
{
int i;
int y;
int x;
y = 0;
while (y < env->ncols)
{
i = env->nrows + 1;
while (i-- != 0)
{
x = 0;
while (x < env->nrows - 1)
{
if (grid->grid[x][y].value == 0)
{
grid->grid[x][y].value = grid->grid[x + 1][y].value;
env->top_flag = env->top_flag > 0
|| grid->grid[x][y].value > 0 ? 1 : 0;
grid->grid[x + 1][y].value = 0;
}
x++;
}
}
y++;
}
}
void bottom_shift(t_env *env, t_grid *grid)
{
int i;
int y;
int x;
y = 0;
while (y < env->ncols)
{
i = env->nrows + 1;
while (i-- != 0)
{
x = env->nrows - 1;
while (x > 0)
{
if (grid->grid[x][y].value == 0)
{
grid->grid[x][y].value = grid->grid[x - 1][y].value;
env->bottom_flag = env->bottom_flag > 0
|| grid->grid[x][y].value > 0 ? 1 : 0;
grid->grid[x - 1][y].value = 0;
}
x--;
}
}
y++;
}
}