貪食蛇AI _ 雛形 | JavaScript 程式專案

{"id":159406,"student_id":10,"content":"\n\nforever(function(){\n\n\n    for (var x = 0; x \u003c width; x++) {\n        for (var y = 0; y \u003c height; y++) {\n            var c = grid[x][y];\n            if (body.includes(c) == false) c.color = 'white';\n        }\n    }\n    \n    var arr = [body[0]];\n    \n    while(arr.length \u003e 0) {\n        var t = arr.shift();\n        \n        if (t == food) break;\n        \n        if (t.up.color === 'white') {\n            t.up.from = t;\n            t.up.color = 'lightblue';\n            arr.push(t.up);\n        }\n        if (t.down.color === 'white') {\n            t.down.from = t;\n            t.down.color = 'lightblue';\n            arr.push(t.down);\n        }\n        if (t.left.color === 'white') {\n            t.left.from = t;\n            t.left.color = 'lightblue';\n            arr.push(t.left);\n        }\n        if (t.right.color === 'white') {\n            t.right.from = t;\n            t.right.color = 'lightblue';\n            arr.push(t.right);\n        }\n    }\n    \n    var tmp = food;\n    while(tmp.from) {\n        tmp = tmp.from;\n        tmp.color = 'yellow';\n        if (tmp == body[0]) break;\n    }\n    \n    if (body[0].up.color == 'yellow') direction = 'up';\n    if (body[0].down.color == 'yellow') direction = 'down';\n    if (body[0].left.color == 'yellow') direction = 'left';\n    if (body[0].right.color == 'yellow') direction = 'right';\n\n})","created_at":"2020-06-15T18:06:13.653+08:00","updated_at":"2020-06-15T18:06:32.179+08:00","name":"貪食蛇AI _ 雛形","language":"javascript","screenshot":{"url":"https://cdn7.koding.school/uploads/project/screenshot/159406/f6402e0214b551790d380804c6a854bb.jpg"},"parent_id":2,"plugin":"// noprotect\nsetBackdrop(\"black\");\n\nvar grid = {}\nvar width = 32;\nvar height = 24;\n\nfor (var x = -1; x \u003c= width; x++) {\n    grid[x] = {};\n    for (var y = -1; y \u003c= height; y++) {\n        grid[x][y] = {\n            color: 'white',\n            steps: 0,\n            from: undefined,\n            x,\n            y,\n        }\n    }\n}\n\nfor (var x = 0; x \u003c width; x++) {\n    grid[x][-1] = grid[x][height - 1]\n    grid[x][height] = grid[x][0]\n}\n\nfor (var y = 0; y \u003c height; y++) {\n    grid[-1][y] = grid[width - 1][y]\n    grid[width][y] = grid[0][y]\n}\n\nfor (var x = 0; x \u003c width; x++) {\n    for (var y = 0; y \u003c height; y++) {\n        grid[x][y].up = grid[x][y - 1];\n        grid[x][y].down = grid[x][y + 1];\n        grid[x][y].left = grid[x - 1][y];\n        grid[x][y].right = grid[x + 1][y];\n    }\n}\n\n\n\nvar body = []\nvar direction = 'right';\nvar clock = 0;\nvar food = grid[5][5];\n\nbody.push(grid[9][0]);\nbody.push(grid[8][0]);\nbody.push(grid[7][0]);\nbody.push(grid[6][0]);\nbody.push(grid[5][0]);\nbody.push(grid[4][0]);\nbody.push(grid[3][0]);\nbody.push(grid[2][0]);\nbody.push(grid[1][0]);\nbody.push(grid[0][0]);\n\nforever(function() {\n    \n    for (var x = 0; x \u003c width; x++) {\n        for (var y = 0; y \u003c height; y++) {\n            var c = grid[x][y];\n            pen.fillColor = c.color;\n            pen.drawRect(c.x*20, c.y*20, 20, 20);\n        }\n    }\n    \n    \n    // setBackdrop(\"black\");\n    body.forEach(function (b) {\n        // pen.fillColor = 'black';\n        // pen.drawRect(b.x*20, b.y*20, 20, 20);\n        b.color = 'black';\n    });\n\n    pen.fillColor = 'red';\n    pen.drawRect(food.x*20, food.y*20, 20, 20);\n\n    if (key.up) direction = 'up';\n    if (key.down) direction = 'down';\n    if (key.left) direction = 'left';\n    if (key.right) direction = 'right';\n\n    clock++;\n    if (clock%2 == 0) {\n        body.pop();\n        if (direction == 'up') body.unshift(body[0].up);\n        if (direction == 'down') body.unshift(body[0].down);\n        if (direction == 'left') body.unshift(body[0].left);\n        if (direction == 'right') body.unshift(body[0].right);\n\n        if (body[0] === food) {\n            body.unshift(food);\n            for (var i=0; i\u003c1000; i++) {\n                var randX = Math.floor(Math.random()*32);\n                var randY = Math.floor(Math.random()*24);\n                food = grid[randX][randY];\n                if (food.color != 'black') break;\n            }\n        }\n        \n        if (body[0].color == 'black') stop\n    }\n\n    \n})","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":263,"hashid":"4y3sv32m","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}