生命遊戲副本 | JavaScript 程式專案

{"id":51767,"student_id":227,"content":"var grid = game(32, 24); // 初始化地圖\nwhen('keyup', 'space', grid.pause); // 空白鍵開始、暫停\n\nfunction update () {\n    var newGrid = []\n    for (var x = 0; x \u003c= 31; x++) {\n        newGrid[x] = []\n        for (var y = 0; y \u003c= 23; y++) {\n            var c = calc(x, y)\n            if (c == 3) {\n                newGrid[x][y] = true\n            } else if (c \u003c 1 \u0026\u0026 grid[x][y] == true) {\n                newGrid[x][y] = false\n            } else if (c == 2 \u0026\u0026 grid[x][y] == true) {\n                newGrid[x][y] = true\n            } else if (c \u003e 3 \u0026\u0026 grid[x][y] == true) {\n                newGrid[x][y] = false\n            } else {\n                newGrid[x][y] = grid[x][y]\n            }\n        }\n    }\n    for(var x=0;x\u003c=31;x++){\n        for(var y =0;y\u003c=23;y++){\n            grid[x][y] = newGrid[x][y]\n        }\n    }\n}\nfunction calc (x, y) {\nvar count = 0\nif (grid[x-1][y+1] == true) {\ncount++\n}\nif (grid[x][y+1] == true) {\ncount++\n}if (grid[x+1][y+1] == true) {\ncount++\n}\nif (grid[x-1][y-1] == true) {\ncount++\n}\nif (grid[x][y-1] == true) {\ncount++\n}\nif (grid[x+1][y-1] == true) {\ncount++\n}\nif (grid[x+1][y] == true) {\ncount++\n}\nif (grid[x-1][y] == true) {\ncount++\n}\n\nreturn count\n}","created_at":"2018-12-08T16:18:31.514+08:00","updated_at":"2019-10-22T18:35:21.491+08:00","name":"生命遊戲 副本","language":"javascript","screenshot":{"url":"https://cdn4.koding.school/uploads/project/screenshot/51767/1953ccf4b2e14e1ee5ad6e01607b1940.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":88,"hashid":"npmse6kz","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}