breakthrough/index.html at master · gotankersley/breakthrough · GitHub

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<!doctype html>
<html>
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Breakthrough</title>
<link rel="shortcut icon" href="img/favicon.ico" />
<link rel="stylesheet" href="css/gui.css"/>

<script src="js/lib/dat.gui.min.js"></script>
<script src="js/lib/tween.js"></script>
<script src="js/lib/draw-lib.js"></script>
<script src="js/lib/url-lib.js"></script>
<script src="js/lib/bit-lib.js"></script>
<script src="js/lib/rand-lib.js"></script>

<script src="js/core/bit-data.js"></script>
<script src="js/core/bitboard.js"></script>
<script src="js/core/board.js"></script>
<script src="js/core/game.js"></script>

<script src="js/players/random.js"></script>
<script src="js/players/heuristic.js"></script>
<script src="js/players/network.js"></script>
<script src="js/players/montecarlo.js"></script>
<script src="js/players/alphabeta.js"></script>
<script src="js/players/iterative-deepening.js"></script>

<script src="js/ui/menu.js"></script>
<script src="js/ui/stage.js"></script>
</head>
<body>
<canvas id="mainCanvas" width="700" height="700"></canvas>
<div id="message"></div>
<script>
	var menu;
	Url.init(function(e) {
		var hash = window.location.hash.replace('#', '');
		if (hash.length == BOARD_SPACES + 1) {
			var newBoard = new Board(hash);
			game.updateBoard(newBoard);
		}
	});

	var boardStr;
	if (performance.navigation.type == 0) { //First time on this page
		var hash = window.location.hash.replace('#', '');
		if (hash.length == BOARD_SPACES + 1) boardStr = hash;
		else Url.setHash(''); //Clear state
	}
	else Url.setHash('');  //Refresh - clear state

	var game = new Game(boardStr);
	Stage.init(game);


	//Load TRW's
	const ROLE_ATTACKER = 0;
	const ROLE_DEFENDER = 1;
	const CHECKSUM_WINS_BY_ROLE = [15642155, 13406695];
	const CHECKSUM_LOSES_BY_ROLE = [1135061, 3370521];
	const MAX_TRW_SIZE = 1<<24;
	var TRWS_BY_ROLE = [new Array(MAX_TRW_SIZE), new Array(MAX_TRW_SIZE)];

	loadTrws(ROLE_ATTACKER, '/breakthrough/data/trws-attacker-turn.dat');
	loadTrws(ROLE_DEFENDER, '/breakthrough/data/trws-defender-turn.dat');

	function loadTrws(role, trwsUrl) {
		const BUF_SIZE = 524288;
		const MAX_DEFENSE_SIZE = 65536;

		var xhr = new XMLHttpRequest();
		xhr.open('GET', trwsUrl, true);

		xhr.responseType = 'arraybuffer';
		xhr.onload = function(e) {
			if (this.status == 200) {
				//Expand
				var attackPos = 0;
				var defensePos = 0;

				var buf = new Uint32Array(this.response);
				var winCount = 0;
				for (var b = 0; b < BUF_SIZE; b++) {

					for (var i = 0; i < 32; i++) {
						var trwIndex = ((attackPos << 16) | defensePos);
						var isAttackerWin;

						if (buf[b] & Math.pow(2, i)) {
							TRWS_BY_ROLE[role][trwIndex] = true;
							winCount++;
						}
						else TRWS_BY_ROLE[role][trwIndex] = false;

						defensePos++;
						if (defensePos == MAX_DEFENSE_SIZE) {
							defensePos = 0;
							attackPos++;
						}
					}
				}
				var loseCount = MAX_TRW_SIZE - winCount;

				//Verify checksum
				if (winCount == CHECKSUM_WINS_BY_ROLE[role]) {
					if (loseCount == CHECKSUM_LOSES_BY_ROLE[role]) {} //console.log(trwsUrl + ' loaded successfully');
					else alert('Checksum error for loses in ' + trwsUrl + ': expected(' + CHECKSUM_LOSES_BY_ROLE[role] + '), actual(' + loseCount + ')');
				}
				else alert('Checksum error for wins in ' + trwsUrl + ': expected(' + CHECKSUM_WINS_BY_ROLE[role] + '), actual(' + winCount + ')');
			}
			else alert('Error loading TRW\'s: ' + trwsUrl);
		};

		xhr.send();
	}


</script>
<link rel="stylesheet" href="css/dat-gui-light.css"/><!-- needs to be last -->
</body>
</html>