/*
 * Test board mask calculation functions.
 * Copyright © 2022-2023 Nick Bowler
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

#include <config.h>
#include <stdio.h>
#include "game.h"

enum { display_width = 12 };

static void show_patterns(const char *name, uint_fast32_t func(int))
{
	unsigned long vals[5];
	int i, row, labelw = display_width;

	for (i = 0; i < 5; i++) {
		printf("%*s", display_width-labelw, "");
		labelw = printf("%2s(%d)", name, i);
		vals[i] = func(i);
	}
	putchar('\n');

	for (row = 0; row < 5; row++) {
		putchar(' ');
		for (i = 0; i < 25; i++) {
			unsigned long val;
	
			val = vals[i/5];
			vals[i/5] >>= 1;
	
			if (i && i % 5 == 0)
				printf("%*s", display_width-5, "");
			putchar(val & 1 ? '@' : '.');
			if (i == 24)
				putchar('\n');
		}
	}
}

int main(void)
{
	show_patterns("left", board_left);
	putchar('\n');
	show_patterns("right", board_right);
	putchar('\n');
	show_patterns("above", board_above);
	putchar('\n');
	show_patterns("below", board_below);

	return 0;
}