// three.js 与 Vue.js 结合的示例代码
<template>
<div ref="threeContainer" style="width: 100%; height: 100vh;"></div>
</template>
<script>
import * as THREE from 'three';
import { onMounted, onUnmounted, ref } from 'vue';
export default {
name: 'ThreeVueExample',
setup() {
const threeContainer = ref(null);
let scene, camera, renderer;
const init = () => {
// 创建场景
scene = new THREE.Scene();
// 创建相机
camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
camera.position.z = 5;
// 创建渲染器
renderer = new THREE.WebGLRenderer();
renderer.setSize(window.innerWidth, window.innerHeight);
threeContainer.value.appendChild(renderer.domElement);
// 添加一个立方体
const geometry = new THREE.BoxGeometry();
const material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });
const cube = new THREE.Mesh(geometry, material);
scene.add(cube);
// 渲染循环
const animate = function () {
requestAnimationFrame(animate);
// 旋转立方体
cube.rotation.x += 0.01;
cube.rotation.y += 0.01;
renderer.render(scene, camera);
};
animate();
};
const onWindowResize = () => {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
};
onMounted(() => {
init();
window.addEventListener('resize', onWindowResize);
});
onUnmounted(() => {
window.removeEventListener('resize', onWindowResize);
});
return {
threeContainer,
};
},
};
</script>
<style scoped>
/* 样式可以根据需要调整 */
</style>
模板部分 (<template>):
ref 绑定一个 DOM 元素,用于放置 Three.js 的渲染内容。脚本部分 (<script>):
setup 函数来初始化 Three.js 场景、相机和渲染器。onMounted 和 onUnmounted 钩子函数来处理组件的生命周期事件,确保在组件挂载时初始化 Three.js,并在组件卸载时清理资源。样式部分 (<style scoped>):
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