three实现三维火车轨道变轨防止追尾游戏代码-html代码-BFW代码库

代码语言：html

所属分类：游戏

代码描述：three实现三维火车轨道变轨防止追尾游戏代码, 操作：鼠标拖动旋转，滚轮缩放。每条轨道右侧都有手动变轨器，点击它或按 1~4 切换：直行 / 内接 / 外接。
变轨器会显示可见的过渡轨道。火车经过右侧变轨区时，会按当前变轨器方向切换到相邻轨道。目标轨道有车时变轨会失败。

代码标签： three 三维火车轨道变轨防止追尾游戏代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>3D 椭圆多轨道手动变轨游戏</title>
<style>
  * { box-sizing: border-box; }
  body {
    margin: 0;
    overflow: hidden;
    background: #000;
    font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    user-select: none;
  }
  canvas { display: block; touch-action: none; }

  #ui {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 5;
    color: #fff;
    background: rgba(0,0,0,.55);
    padding: 10px 14px;
    border-radius: 12px;
    pointer-events: none;
    line-height: 1.7;
    backdrop-filter: blur(4px);
    max-width: min(94vw, 640px);
  }
  #ui .title { font-weight: bold; font-size: 16px; margin-bottom: 4px; }
  #ui span { margin: 0 4px; font-weight: bold; }

  #message {
    position: absolute;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 6;
    color: #fff;
    font-size: 24px;
    font-weight: bold;
    text-shadow: 0 2px 8px rgba(0,0,0,.8);
    opacity: 0;
    transition: opacity .25s;
    pointer-events: none;
    text-align: center;
    width: max-content;
    max-width: 94vw;
  }

  #controls {
    position: absolute;
    bottom: 12px;
    left: 12px;
    z-index: 5;
    color: #fff;
    background: rgba(0,0,0,.45);
    padding: 8px 12px;
    border-radius: 10px;
    pointer-events: none;
    font-size: 14px;
    line-height: 1.6;
    backdrop-filter: blur(4px);
    max-width: min(94vw, 780px);
  }

  #switchPanel {
    position: absolute;
    bottom: 84px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 7;
    display: none;
    background: rgba(0,0,0,.64);
    color: #fff;
    padding: 10px 14px;
    border-radius: 14px;
    text-align: center;
    pointer-events: auto;
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255,255,255,.12);
    max-width: min(94vw, 760px);
  }
  #switchPanel .panelTitle {
    font-size: 17px;
    font-weight: bold;
    margin-bottom: 6px;
  }
  .swBtn {
    margin: 4px 5px 0;
    min-width: 92px;
    height: 42px;
    font-size: 16px;
    font-weight: bold;
    border: 0;
    border-radius: 10px;
    cursor: pointer;
    background: #39c0ff;
    color: #003049;
  }
  .swBtn:hover { filter: brightness(1.08); }

  .overlay {
    position: absolute;
    inset: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,.62);
    padding: 18px;
  }
  .panel {
    background: rgba(17,20,28,.94);
    color: #fff;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 18px;
    padding: 28px 30px;
    max-width: 700px;
    width: 100%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0,0,0,.5);
  }
  .panel h1 { margin: 0 0 12px; font-size: 30px; }
  .panel p { color: #d7dbe4; line-height: 1.8; }
  .panel ul { text-align: left; color: #cfd4dd; line-height: 1.8; padding-left: 22px; }
  .panel button {
    margin-top: 18px;
    padding: 12px 28px;
    font-size: 18px;
    font-weight: bold;
    border: 0;
    border-radius: 12px;
    cursor: pointer;
    background: linear-gradient(135deg, #37c8ff, #2467ff);
    color: #fff;
    box-shadow: 0 8px 20px rgba(36,103,255,.35);
  }
  .panel button:hover { filter: brightness(1.08); }
  .small { font-.........完整代码请登录后点击上方下载按钮下载查看