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/* This file is a part of othello-ai-guile-c
*
* Copyright (C) 2021 Robby Zambito
*
* othello-ai-guile-c 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.
*
* othello-ai-guile-c 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/>.
*/
#define _GNU_SOURCE
#include <stdbool.h>
#include "othello.h"
#include "othello_move.h"
bool is_valid_move(enum player_color **board,
const enum player_color current_player,
const struct move move) {
if (current_player == EMPTY) {
return false;
}
// Make a copy of the input board. This is done because we lean on the logic
// that exists in apply_move to check if a move is valid. We don't want to
// necessarily mutate the board yet though.
enum player_color **b = copy_board(board);
// Apply the move to the copy of the board.
bool res = apply_move(b, current_player, move);
free_board(b);
return res;
}
bool has_valid_moves(enum player_color **board,
const enum player_color current_player) {
bool result = false;
struct move move;
for (move.row = 0; move.row < 8 && !result; move.row++) {
for (move.col = 0; move.col < 8 && !result; move.col++) {
result = is_valid_move(board, current_player, move);
}
}
return result;
}
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