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sklearn-决策树

未定义变量 2023-08-16 阅读 67
游戏inscode
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前言

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「作者主页」：雪碧有白泡泡
「个人网站」：雪碧的个人网站
「推荐专栏」：

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文章目录

认识一下inscode

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CSDN最新推出的Inscode服务是一个在线编程工具，旨在为开发者提供一个便捷的编写、运行和分享代码的环境，让开发者无需在本地搭建编程环境，即可快速编写和运行代码。

Inscode支持多种编程语言，包括Java、Python、C++等，同时也支持编写HTML、CSS和JavaScript代码。它提供了完整的运行环境，让代码在网页上直接运行并输出结果，即时调试，方便快捷。同时，Inscode还提供了分享功能，可以轻松地将代码分享给其他人。

使用Inscode，只需访问其网站https://inscode.csdn.net/
个人主页：why_does_it_work

先看运行效果

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这里可以直接看查源码内容，刷新，最后一个是放大跳转网页

看查源码内容

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获取项目

点击链接： 极品飞车
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代码的简单分析

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主体index.html

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="apple-mobile-web-app-capable" content="yes" />
<meta name="HandheldFriendly" content="True">
<meta name="apple-touch-fullscreen" content="yes" />
<meta name="viewport" content="initial-scale=1.0,maximum-scale=1.01, minimal-ui" />
<title>极品飞车</title>
<meta name="keywords" content="HTML5,汽车赛道,飙车游戏" />
<meta name="description" content="HTML5汽车赛道飙车游戏代码下载。H5精品短跑赛车俱乐部游戏，赛车游戏源代码。游戏介绍：鼠标,键盘左右键，控制赛车方向，让我们开始赛车比赛游戏吧。兼容手机移动端（横屏模式效果更好，左右晃动控制方向），带背景音效。" /> 
<meta name="author" content="js代码" />
<meta name="copyright" content="js代码" />
<style>
		body {
			margin: 0px;
			padding: 0px;
			width: 100%;
			background-color:black;
		}	

		canvas {	
			-ms-touch-action: none;
			image-rendering: -o-crisp-edges;           
			image-rendering: optimize-contrast;        
			-ms-interpolation-mode: nearest-neighbor;  
			-webkit-tap-highlight-color: rgba(0,0,0,0);
			-moz-tap-highlight-color: rgba(0,0,0,0);
			tap-highlight-color: rgba(0,0,0,0);
			user-select: none;
			-webkit-touch-callout: none;
			-webkit-user-select: none;
			-moz-user-select: none;
			-ms-user-select: none;
		} 
	</style>
<script src="viewporter.js"></script>
</head>
<body>
<div id="viewporter">
<canvas id="canvas" moz-opaque></canvas>
</div>
</body>
<script src="TweenMax.min.js"></script>
<script src="howler.js"></script>
<script src="app.js"></script>
</html>

游戏逻辑和功能代码：app.js

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游戏开始前设置

function initSplash() {
    gameState = "splash",
    resizeCanvas(),
    1 != audioType || muted || music.play(),
    initStartScreen()
}

游戏界面的初始化操作

function initStartScreen() {
    gameState = "start",
    userInput.removeHitArea("moreGames"),
    1 == audioType && (musicTween && musicTween.kill(), musicTween = TweenLite.to(music, 1, {
        volume: .2,
        ease: "Linear.easeNone"
    })),
    background = new Elements.Background(assetLib.getData("mainBackground"), canvas.width, canvas.height),
    userInput.addHitArea("mute", butEventHandler, null, "rect", {
        aRect: [644, 0, canvas.width, 54]
    },
    !0);
    var a = {
        oImgData: assetLib.getData("uiButs"),
        aPos: [620, 340],
        id: "play"
    },
    b = {
        oImgData: assetLib.getData("uiButs"),
        aPos: [98, 359],
        id: "credits"
    };
    userInput.addHitArea("showMapScreen", butEventHandler, null, "image", a),
    userInput.addHitArea("credits", butEventHandler, null, "image", b);
    var c = new Array(a, b);
    panel = new Elements.Panel(assetLib.getData("panels"), assetLib.getData("uiElements"), assetLib.getData("position"), assetLib.getData("numbers"), gameState, c, canvas.width, canvas.height),
    panel.startTween1(),
    previousTime = (new Date).getTime(),
    updateStartScreenEvent()
}
function initCreditsScreen() {
    gameState = "credits";
    var a = {
        oImgData: assetLib.getData("uiButs"),
        aPos: [61, 359],
        id: "back"
    };
    userInput.addHitArea("backFromCredits", butEventHandler, null, "image", a);
    var b = new Array(a);
    panel = new Elements.Panel(assetLib.getData("panels"), assetLib.getData("uiElements"), assetLib.getData("position"), assetLib.getData("numbers"), gameState, b, canvas.width, canvas.height),
    panel.startTween2(),
    previousTime = (new Date).getTime(),
    updateCreditsScreenEvent()
}
function initMapScreen() {
    gameState = "map",
    background = new Elements.Background(assetLib.getData("mainBackground"), canvas.width, canvas.height);
    var a = {
        oImgData: assetLib.getData("uiButs"),
        aPos: [620, 340],
        id: "play"
    },
    b = {
        oImgData: assetLib.getData("uiButs"),
        aPos: [61, 359],
        id: "back"
    },
    c = {
        oImgData: assetLib.getData("uiButs"),
        aPos: [165, 359],
        id: "resetScores"
    };
    userInput.addHitArea("startGame", butEventHandler, null, "image", a),
    userInput.addHitArea("backFromMap", butEventHandler, null, "image", b),
    userInput.addHitArea("resetScores", butEventHandler, null, "image", c);
    var d = new Array(a, b, c),
    e = aMapPointData[8][0],
    f = aMapPointData[8][1];
    totalScore = 0,
    levelTheme = "desert",
    levelNum = 8;
    for (var g = 0; g < aMapPointData.length; g++) if (2 == saveDataHandler.aLevelStore[3 * g]) {
        var h = {
            oImgData: assetLib.getData("uiElements"),
            aPos: aMapPointData[g],
            id: "completedLevel",
            noFloat: !0
        };
        userInput.addHitArea("selectLevel", butEventHandler, {
            id: g
        },
        "image", h),
        d.push(h),
        totalScore += saveDataHandler.aLevelStore[3 * g + 2]
    } else if (1 == saveDataHandler.aLevelStore[3 * g]) {
        levelTheme = "city",
        3 > g ? levelTheme = "forest": g > 5 && (levelTheme = "desert");
        var h = {
            oImgData: assetLib.getData("uiElements"),
            aPos: aMapPointData[g],
            id: levelTheme,
            noFloat: !0
        };
        userInput.addHitArea("selectLevel", butEventHandler, {
            id: g
        },
        "image", h),
        d.push(h),
        e = aMapPointData[g][0],
        f = aMapPointData[g][1],
        levelNum = g,
        g > 1 && (firstPlay = !1)
    }
    for (var g = 0; g < aPowerUpBarData.length; g++) aPowerUpBarData[g] = saveDataHandler.aLevelStore[27 + g];
    winnings = saveDataHandler.aLevelStore[31],
    panel = new Elements.Panel(assetLib.getData("panels"), assetLib.getData("uiElements"), assetLib.getData("position"), assetLib.getData("numbers"), gameState, d, canvas.width, canvas.height),
    panel.highlight.x = e,
    panel.highlight.y = f,
    panel.oScoreData.totalScore = totalScore,
    panel.startTween1(),
    previousTime = (new Date).getTime(),
    updateMapEvent()
}

元素与状态的初始化

function initGame() {
    gameState = "game",
    1 == audioType && (musicTween.kill(), musicTween = TweenLite.to(music, 1, {
        volume: .5,
        ease: "Linear.easeNone"
    })),
    userInput.addHitArea("pause", butEventHandler, null, "rect", {
        aRect: [587, 0, 635, 54]
    },
    !0),
    userInput.addHitArea("steerLeft", butEventHandler, {
        multiTouch: !0
    },
    "rect", {
        aRect: [0, 60, canvas.width / 2, canvas.height]
    },
    !0),
    userInput.addHitArea("steerRight", butEventHandler, {
        multiTouch: !0
    },
    "rect", {
        aRect: [canvas.width / 2, 60, canvas.width, canvas.height]
    },
    !0),
    userInput.addKey("steerRight", butEventHandler, null, 39),
    userInput.addKey("steerLeft", butEventHandler, null, 37),
    road = new Elements.Road(assetLib.getData(levelTheme + "Skyline"), assetLib.getData(levelTheme + "Fog"), assetLib.getData(levelTheme + "Road"), assetLib.getData(levelTheme + "Ground"), levelTheme, levelNum, canvas.width, canvas.height, roadCallback),
    hud = new Elements.Hud(assetLib.getData("hud"), assetLib.getData("uiElements"), assetLib.getData("position"), canvas.width, canvas.height),
    userCar = new Elements.UserCar(assetLib.getData("userCar"), canvas.width, canvas.height),
    enemySpeed = 390 + 7.2 * levelNum,
    raceLength = 4e4 + 1e3 * levelNum,
    maxSpeed = 475 + 6.75 * aPowerUpBarData[1],
    accRate = 4 - .32 * aPowerUpBarData[2],
    turnRate = 1.8 + .375 * aPowerUpBarData[0],
    nitroLength = 3 + .6 * aPowerUpBarData[3],
    speed = 200,
    steerX = 0,
    rightSteer = 0,
    leftSteer = 0,
    curveAmount = 0,
    hillAmount = 0,
    tweenScaleTimer = 0,
    levelScore = 0,
    raceProgress = 0,
    leadProgress = raceLength * leadHeadStart,
    racePos = 19,
    carReleasedNum = 19,
    carReleaseDelay = 0,
    speedDifferencial = 0,
    overtakenInc = 1,
    bridgeDistanceTarg = raceLength / 4,
    startTimer = 0,
    endSoundPlayed = !1,
    offRoad = !1,
    startStage = 0,
    justSkid = !1,
    nitroMode = !1,
    curveTween = TweenMax.to(this, 10, {
        curveAmount: 0,
        ease: "Cubic.easeInOut",
        onComplete: setNewCurve,
        onCompleteParams: [this]
    }),
    hillTween = TweenMax.to(this, 2 * Math.random() + 2, {
        hillAmount: -.5,
        ease: "Quad.easeInOut",
        onComplete: setNewHill,
        onCompleteParams: [this]
    }),
    previousTime = (new Date).getTime(),
    updateGameEvent()
}

小结

以下是使用HTML实现赛车游戏的简要小结：

  1. 创建HTML结构：使用HTML标记创建游戏画布、分数显示区域、控制按钮等元素。

  2. CSS样式设计：使用CSS样式表为游戏元素设置合适的外观和布局，包括背景颜色、字体样式、按钮样式等。

  3. JavaScript交互逻辑：

    • 处理游戏初始化：在页面加载完成后，通过JavaScript代码初始化游戏状态和参数，设置游戏元素的初始位置和属性。
    • 监听用户输入：使用JavaScript代码监听玩家的按键操作或鼠标点击事件，并根据用户的输入来控制赛车的移动、转向等行为。
    • 游戏循环更新：使用JavaScript的定时器函数（如setInterval或requestAnimationFrame）来实现游戏的循环更新，包括更新赛车位置、检测碰撞、计算得分等操作。
    • 显示分数和游戏信息：根据游戏状态和数据，使用JavaScript代码实时更新游戏界面上的得分、倒计时或其他相关信息。

  4. 动态效果和动画：使用JavaScript和CSS技术实现一些动态效果和动画，如赛车移动的平滑过渡、爆炸效果、道路随机生成等。

  5. 游戏结束和重置：根据游戏规则或条件，判断游戏是否结束，并展示游戏结束画面或弹窗。提供重置游戏的功能，以便玩家可以重新开始游戏。

  6. 响应式设计：考虑使用响应式布局或媒体查询等技术，使游戏在不同屏幕尺寸和设备上都能有良好的显示效果和操作体验。

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