利用html实现一个天气变化3D场景,用户可以分别选择四种天气:春夏秋冬。每种场景要尽量逼真。给我完整的代码
时间: 2024-09-22 12:04:36 浏览: 31
利用HTML、CSS以及一些JavaScript库(例如Three.js),我们可以创建一个基本的3D天气变化场景。以下是一个简单的示例,展示了如何开始构建这样的项目:
```html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>3D Weather Scene</title>
<style>
body { margin: 0; }
canvas { display: block; }
</style>
</head>
<body>
<div id="weather-scene"></div>
<select id="weather-selector">
<option value="spring">Spring</option>
<option value="summer">Summer</option>
<option value="autumn">Autumn</option>
<option value="winter">Winter</option>
</select>
<script src="https://threejs.org/build/three.min.js"></script>
<script src="https://threejs.org/examples/js/loaders/GLTFLoader.js"></script>
<script src="main.js"></script>
</body>
</html>
```
然后,在`main.js`文件中,我们编写JavaScript代码来加载模型并切换不同的天气场景:
```javascript
// 引入 Three.js 和 GLTFLoader
import * as THREE from 'three';
import { GLTFLoader } from 'three/examples/jsm/loaders/GLTFLoader';
// 初始化场景、相机和渲染器
const scene = new THREE.Scene();
const camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
const renderer = new THREE.WebGLRenderer({ antialias: true });
renderer.setSize(window.innerWidth, window.innerHeight);
document.getElementById('weather-scene').appendChild(renderer.domElement);
let currentWeather = "spring";
loadModel(currentWeather);
// 加载天气模型函数
function loadModel(weather) {
const loader = new GLTFLoader();
loader.load('path/to/weather_models/' + weather + '.gltf', function (gltf) {
// 设置天空盒
const skyboxLoader = new THREE.CubeTextureLoader();
skyboxLoader.setPath('path/to/skyboxes/');
const skybox = skyboxLoader.load(['clear', 'clouds', 'storm', 'night'].filter(s => s === weather)[0]);
scene.background = skybox;
gltf.scene.position.set(0, 0, -5); // 将模型放在合适的位置
scene.add(gltf.scene);
}, undefined, function(error) {
console.error(error);
});
}
// 事件监听器切换天气
document.getElementById('weather-selector').addEventListener('change', function(e) {
currentWeather = e.target.value;
loadModel(currentWeather);
});
// 渲染循环
function animate() {
requestAnimationFrame(animate);
renderer.render(scene, camera);
}
animate();
```
在这个例子中,你需要替换`path/to/weather_models/`和`path/to/skyboxes/`为实际模型和天空盒的路径。每个季节应该有对应的.gltf文件,代表天气状态。