npm install three

import * as THREE from 'three';

<template>
  <div ref="scene"></div>
</template>

<script>
export default {
  mounted() {
    // 創(chuàng)建場(chǎng)景
    const scene = new THREE.Scene();

    // 創(chuàng)建相機(jī)
    const camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
    camera.position.z = 5;

    // 創(chuàng)建渲染器
    const renderer = new THREE.WebGLRenderer();
    renderer.setSize(window.innerWidth, window.innerHeight);
    this.$refs.scene.appendChild(renderer.domElement);

    // 創(chuàng)建立方體
    const geometry = new THREE.BoxGeometry();
    const material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });
    const cube = new THREE.Mesh(geometry, material);
    scene.add(cube);

    // 創(chuàng)建平面
    const planeGeometry = new THREE.PlaneGeometry(5, 5);
    const planeMaterial = new THREE.MeshBasicMaterial({ color: 0xaaaaaa, side: THREE.DoubleSide });
    const plane = new THREE.Mesh(planeGeometry, planeMaterial);
    plane.rotation.x = Math.PI / 2;
    plane.position.y = -2;
    scene.add(plane);

    // 渲染場(chǎng)景
    const animate = () => {
      requestAnimationFrame(animate);
      cube.rotation.x += 0.01;
      cube.rotation.y += 0.01;
      renderer.render(scene, camera);
    };

    animate();
  }
}
</script>

<style>
  #scene {
    display: flex;
    justify-content: center;
    align-items: center;
  }
</style>

<template>
  <div ref="scene"></div>
</template>

<script>
export default {
  data() {
    return {
      raycaster: new THREE.Raycaster(),
      mouse: new THREE.Vector2()
    };
  },
  mounted() {
    // ...（略去上述代碼）

    // 添加鼠標(biāo)事件監(jiān)聽(tīng)器
    document.addEventListener('mousemove', this.onMouseMove, false);

    // ...（略去上述代碼）
  },
  methods: {
    onMouseMove(event) {
      // 計(jì)算鼠標(biāo)位置
      this.mouse.x = (event.clientX / window.innerWidth) * 2 - 1;
      this.mouse.y = -(event.clientY / window.innerHeight) * 2 + 1;

      // 通過(guò) Raycaster 獲取交互對(duì)象
      this.raycaster.setFromCamera(this.mouse, this.camera);
      const intersects = this.raycaster.intersectObjects(this.scene.children);

      // 如果有交互對(duì)象，執(zhí)行相應(yīng)操作
      if (intersects.length > 0) {
        console.log('Interacted with', intersects[0].object);
      }
    }
  },
  // ...（略去上述代碼）
}
</script>

import * as THREE from 'three';
import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';

export default {
  mounted() {
    const scene = new THREE.Scene();
    const camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
    const renderer = new THREE.WebGLRenderer();
    renderer.setSize(window.innerWidth, window.innerHeight);
    this.$refs.scene.appendChild(renderer.domElement);

    const loader = new GLTFLoader();

    loader.load('/path/to/your/model.gltf', (gltf) => {
      scene.add(gltf.scene);
    });

    camera.position.z = 5;

    const animate = () => {
      requestAnimationFrame(animate);
      renderer.render(scene, camera);
    };

    animate();
  }
}