生命遊戲副本 | JavaScript 程式專案

{"id":70333,"student_id":103,"content":"var grid = game(32, 24); // 初始化地圖\r\nwhen('keyup', 'space', grid.pause); // 空白鍵開始、暫停\r\n\r\nfunction update () {\r\n    var newGrid = [];\r\n    for (var i = 0; i \u003c 32; i++) {\r\n        newGrid[i]=[];\r\n        for (var j = 0; j \u003c 24; j++) {\r\n            var c = calc(i, j);\r\n\r\n            if (grid[i][j] \u0026\u0026 c \u003c 2) newGrid[i][j] = false;\r\n            if (grid[i][j] \u0026\u0026 c == 2) newGrid[i][j] = true\r\n            if (grid[i][j] \u0026\u0026 c \u003e 3) newGrid[i][j] = false;\r\n            if (c == 3) newGrid[i][j] = true;\r\n        }\r\n    }\r\n \r\n\r\n    for (var i = 0; i \u003c 32; i++) {\r\n        for (var j = 0; j \u003c 24; j++) {\r\n            grid[i][j] = newGrid[i][j];\r\n        }\r\n    }\r\n}\r\n\r\n// 實作二\r\nfunction calc (x, y) {\r\n    var count = 0;\r\n    if (grid[x-1][y-1]) count++;\r\n    if (grid[x-0][y-1]) count++;\r\n    if (grid[x+1][y-1]) count++;\r\n    if (grid[x-1][y+0]) count++;\r\n    if (grid[x+1][y+0]) count++;\r\n    if (grid[x-1][y+1]) count++;\r\n    if (grid[x-0][y+1]) count++;\r\n    if (grid[x+1][y+1]) count++;\r\n    return count;\r\n}","created_at":"2019-05-31T17:27:11.654+08:00","updated_at":"2019-11-10T09:37:13.618+08:00","name":"生命遊戲 副本","language":"javascript","screenshot":{"url":"https://cdn0.koding.school/uploads/project/screenshot/70333/13babbe0e100ac416ff298dcb189b640.jpg"},"parent_id":33937,"plugin":"// 為了讓 print 正常在 update 中順利印出數字\nstopRendering();\n\nvar game = function (w, h) {\n    \n    var grid = {}\n    var width = 640/w;\n    var height = 480/h;\n    var run = false; // 開始 or 暫停\n\n    for (var x=-1; x \u003c w+1; x++) {\n        grid[x] = {};\n        for (var y=-1; y \u003c h+1; y++) {\n            grid[x][y] = false;\n        }\n    }\n    \n    var clock = 0;\n    forever(function() {\n        clock++;\n        if (clock % 20 != 0) return; // 每秒更新 3 次\n\n        for (var x = 0; x \u003c w; x++) {\n            for (var y = 0; y \u003c h; y++) {\n                pen.size = 1;\n                pen.fillColor = grid[x][y] ? 'black': 'white';\n                pen.drawRect(x*width, y*height, width, height);\n            }\n        }\n\n        if (run) update();\n    });\n\n    when(\"click\", function() {\n        var x = Math.floor(cursor.x/(640/w));\n        var y = Math.floor(cursor.y/(480/h));\n        grid[x][y] = !grid[x][y];\n    });\n\n    grid.pause = function () {\n        run = !run;\n    };\n\n    return grid;\n}","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":70,"hashid":"6rps36zr","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}