// main.js
import { createApp } from 'vue';
import App from './App.vue';
import * as THREE from 'three';
const app = createApp(App);
app.config.globalProperties.$three = THREE;
app.mount('#app');
// App.vue
<template>
<div ref="sceneContainer" style="width: 100%; height: 100vh;"></div>
</template>
<script>
export default {
mounted() {
this.initThree();
},
methods: {
initThree() {
// 创建场景
const scene = new this.$three.Scene();
// 创建相机
const camera = new this.$three.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
camera.position.z = 5;
// 创建渲染器
const renderer = new this.$three.WebGLRenderer();
renderer.setSize(window.innerWidth, window.innerHeight);
this.$refs.sceneContainer.appendChild(renderer.domElement);
// 添加一个立方体
const geometry = new this.$three.BoxGeometry();
const material = new this.$three.MeshBasicMaterial({ color: 0x00ff00 });
const cube = new this.$three.Mesh(geometry, material);
scene.add(cube);
// 渲染循环
function animate() {
requestAnimationFrame(animate);
// 旋转立方体
cube.rotation.x += 0.01;
cube.rotation.y += 0.01;
renderer.render(scene, camera);
}
animate();
// 处理窗口大小调整
window.addEventListener('resize', () => {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
});
}
}
};
</script>
<style>
body, html {
margin: 0;
padding: 0;
overflow: hidden;
}
</style>
main.js:
App.vue:
ref 绑定一个 DOM 元素作为 Three.js 的容器。mounted 生命周期钩子中调用 initThree 方法初始化 Three.js 场景。样式:
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