五子棋初階 AI (S) | JavaScript 程式專案

{"id":35079,"student_id":119,"content":"game.click(game.placeWhite);\n//game.placeBlack(7, 7);\ngame.click(AI);\n// 電腦的下棋程式\n\nfunction AI() {\n    var bestPoints = 0;\n    var points;\n    var bestx;\n    var besty;\n    for (var x = 0; x \u003c 15; x++) {\n        for (var y = 0; y \u003c 15; y++) {\n            if (game.grid[x][y] == 'empty') {\n                points = getAttactPoints(x, y)+getDefendPoints(x, y);\n                if (points \u003e bestPoints) {\n                    bestPoints = points;\n                    bestx = x;\n                    besty = y;\n\n                }\n            }\n\n        }\n    }\n    game.placeBlack(bestx, besty);\n}\n\n// 計算攻擊得分\nfunction getAttactPoints(x, y) {\n    var result = game.check('black', x, y);\n    var points = result[1]*1+\n    result[2]*5+\n    result[3]*15+\n    result[4]*35+\n    result[5]*350;\n    return points;\n}\n\n// 計算防守得分\nfunction getDefendPoints(x, y) {\n     var result = game.check('white', x, y);\n    var points = result[1]*1+\n    result[2]*5+\n    result[3]*15+\n    result[4]*35+\n    result[5]*350;\n    return points;\n}\n\n// 不斷地印出得分\n//forever(function() {\n  //  for (var x = 0; x \u003c 15; x++) {\n    //    for (var y = 0; y \u003c 15; y++) {\n      //      var points = getAttactPoints(x, y)+getDefendPoints(x, y);\n        //    print(points, 115+x*30, 35+y*30, 'black', 10);\n        //}\n\n    //}\n//});","created_at":"2018-07-17T13:15:55.604+08:00","updated_at":"2019-10-27T20:15:34.161+08:00","name":"五子棋初階 AI (S)","language":"javascript","screenshot":{"url":"https://cdn7.koding.school/uploads/project/screenshot/35079/094293a6a5851533a0efd6d7ef1a584a.jpg"},"parent_id":30959,"plugin":"setBackdrop(\"bg.png\");\n\nvar zz = [ 0,  0,  0,  0, 0,  0,  0,  0,  0];\nvar v1 = [ 4,  3,  2,  1, 0, -1, -2, -3, -4];\nvar v2 = [-4, -3, -2, -1, 0,  1,  2,  3,  4];\n\nfunction random(x) {\n    return Math.floor(Math.random() * (x+1));\n}\n\nvar game = (function () {\n\n    let grid = {};\n\n    let instance = {\n        place: place,\n        placeWhite: placeWhite,\n        placeBlack: placeBlack,\n        click: click,\n        current: 'b',\n        grid: grid,\n        check: check,\n    }\n\n    for (let x=-14; x\u003c=29; x++) {\n        grid[x] = {};\n        for (let y=-4; y\u003c=19; y++) {\n            grid[x][y] = 'empty';\n        }    \n    }\n\n    function isWin (x, y, vx, vy) {\n        var re = grid[x][y] + grid[x + vx][y + vy] + grid[x + vx*2][y + vy*2] + grid[x + vx*3][y + vy*3] + grid[x + vx*4][y + vy*4];\n        if (re == 'bbbbb') {\n            print(\"黑方獲勝\");\n            stop();\n        }\n        if (re == 'wwwww') {\n            print(\"白方獲勝\");\n            stop();\n        }\n    }\n\n    when('click', function () {\n        var x = Math.floor((cursor.x - 97)/30);\n        var y = Math.floor((cursor.y - 17)/30);\n\n        if (x \u003c 0 || x \u003e= 15 || y \u003c 0 || y \u003e= 15) return;\n        \n        funcs.forEach(function (func) {\n            func(x, y);\n        });\n    });\n\n    forever(function () {\n        for (var x=0; x\u003c15; x++) {\n            for (var y=0; y\u003c15; y++) {\n                pen.size = 0;\n                if (grid[x][y] == 'empty') continue;\n                if (grid[x][y] == 'b') pen.fillColor = 'black';\n                if (grid[x][y] == 'w') pen.fillColor = 'white';\n                pen.drawCircle(x*30 + 110, y*30 + 30, 14);\n            }\n        }\n        for (var x=0; x\u003c15; x++) {\n            for (var y=0; y\u003c15; y++) {\n                isWin(x, y, 1, 0);\n                isWin(x, y, -1, 0);\n                isWin(x, y, 0, 1);\n                isWin(x, y, 0, -1);\n                isWin(x, y, 1, 1);\n                isWin(x, y, -1, 1);\n                isWin(x, y, 1, -1);\n                isWin(x, y, -1, -1);\n            }\n        }\n    });\n\n    function place (x, y) {\n        // if (grid[x][y] != undefined) return;\n        grid[x][y] = instance.current;\n        instance.current = instance.current == 'w' ? 'b' : 'w';\n    }\n    \n    function placeWhite (x, y) {\n        // if (grid[x][y] != undefined) return;\n        grid[x][y] = 'w';\n        instance.current = 'b';\n    }\n    \n    function placeBlack (x, y) {\n        // if (grid[x][y] != undefined) return;\n        grid[x][y] = 'b';\n        instance.current = 'w';\n    }\n\n    let funcs = [];\n    function click (func) {\n        funcs.push(func);\n    }\n\n    function check(color, x, y) {\n        \n        if (color == 'white' || color == 'w') color = 'w';\n        if (color == 'black' || color == 'b') color = 'b';\n        \n        var temp = grid[x][y];\n        grid[x][y] = color;\n        var result = [0, 1, 0, 0, 0, 0];\n        var a, b, c;\n        var start, len;\n        for (len = 5; len \u003e= 2; len--) {\n            for (start = 5 - len; start \u003c= 4; start++) {\n                z = zz.slice(start, start + len);\n                d = v1.slice(start, start + len);\n                i = v2.slice(start, start + len);\n                if (checkLine(grid, x, y, d, z, color)) result[len]++;\n                if (checkLine(grid, x, y, z, d, color)) result[len]++;\n                if (checkLine(grid, x, y, d, d, color)) result[len]++;\n                if (checkLine(grid, x, y, d, i, color)) result[len]++;\n            }\n        }\n\n        function checkLine(grid, x, y, vx, vy, who) {\n            for (var i=0; i\u003cvx.length; i++) {\n                var xx = x + vx[i];\n                var yy = y + vy[i];\n                if (grid[xx][yy] != who) return false;\n            }\n            return true;\n        }\n\n        grid[x][y] = temp;\n        return result;\n    }\n\n    return instance;\n})();\n","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":76,"hashid":"qmdswymr","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}