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Improve the othello AI

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This commit is contained in:
syuilo 2017-10-09 00:43:53 +09:00
parent 06a4cb93df
commit 1316f17dca
1 changed files with 24 additions and 3 deletions
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27
src/common/othello.ts
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@ -229,10 +229,31 @@ export function ai(color: string, othello: Othello) {
const opponentColor = color == 'black' ? 'white' : 'black';
function think() {
// 打てる場所を取得
const ps = othello.getPattern(color);
if (ps.length > 0) {
const p = ps[Math.floor(Math.random() * ps.length)];
othello.set(color, p[0], p[1]);
if (ps.length > 0) { // 打てる場所がある場合
// 角を取得
const corners = ps.filter(p =>
// 左上
(p[0] == 0 && p[1] == 0) ||
// 右上
(p[0] == 7 && p[1] == 0) ||
// 右下
(p[0] == 7 && p[1] == 7) ||
// 左下
(p[0] == 0 && p[1] == 7)
);
if (corners.length > 0) { // どこかしらの角に打てる場合
// 打てる角からランダムに選択して打つ
const p = corners[Math.floor(Math.random() * corners.length)];
othello.set(color, p[0], p[1]);
} else { // 打てる角がない場合
// 打てる場所からランダムに選択して打つ
const p = ps[Math.floor(Math.random() * ps.length)];
othello.set(color, p[0], p[1]);
}
// 相手の打つ場所がない場合続けてAIのターン
if (othello.getPattern(opponentColor).length === 0) {