2025-03-11 08:25:45 +00:00
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<!--********************************************************************
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* by jiawanlong
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*********************************************************************-->
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8" />
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<style>
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* {
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margin: 0;
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padding: 0;
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overflow: hidden;
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}
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body,
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#box {
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width: 100%;
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height: 100%;
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}
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</style>
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</head>
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<body>
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<div id="box"></div>
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<script type="importmap">
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{
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"imports": {
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2025-03-19 03:00:22 +00:00
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"three": "./../../libs/three/build/three.module.js",
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"three/addons/": "./../../libs/three/examples/jsm/"
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2025-03-11 08:25:45 +00:00
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three'
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import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
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import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js'
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import { DRACOLoader } from 'three/addons/loaders/DRACOLoader.js'
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const box = document.getElementById('box')
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const scene = new THREE.Scene()
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// 相机
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const camera = new THREE.PerspectiveCamera(75, box.clientWidth / box.clientHeight, 0.1, 1000)
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camera.position.set(5, 5, 5)
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// 渲染器
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const renderer = new THREE.WebGLRenderer({ antialias: true, alpha: true, logarithmicDepthBuffer: true })
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// 环境光
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scene.add(new THREE.AmbientLight(0xffffff, 4))
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// 参考线
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scene.add(new THREE.AxesHelper(1000))
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// 加载模型 gltf/ glb
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const loader = new GLTFLoader()
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// loader.setDRACOLoader(new DRACOLoader().setDecoderPath(`https://file.threehub.cn/` + 'js/three/draco/'))
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loader.load('./zhanji.glb', (gltf) => {
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scene.add(gltf.scene)
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gltf.scene.scale.set(0.005, 0.005, 0.005)
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// 递归遍历所有模型节点
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gltf.scene.traverse(function (obj) {
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if (obj.isMesh) {//判断是否是网格模型
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console.log('模型节点', obj);
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console.log('模型节点名字', obj.name);
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console.log('模型材质', obj.material);
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// obj.material = new THREE.MeshLambertMaterial({
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// color: 0xffff00,
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// });
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}
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});
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// 返回名战机的玻璃
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const nameNode = gltf.scene.getObjectByName("boli");
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nameNode.material.color.set(0xff00ff);//改变战机的玻璃Mesh材质颜色
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// 多个mesh共享材质
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// .material.clone()返回一个新材质对象，和原来一样，重新赋值给.material属性
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// obj.material = obj.material.clone();
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//获得所有zhuti的父对象
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// const obj = gltf.scene.getObjectByName('zhuti');
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// console.log('obj', obj); //控制台查看返回结果
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// console.log('obj.children', obj.children);
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// // // obj.children的所有子对象都是Mesh，改变Mesh对应颜色
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// // obj.children.forEach(function (mesh) {
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// // mesh.material.color.set(0xffff00);
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// // })
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})
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renderer.setSize(box.clientWidth, box.clientHeight)
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box.appendChild(renderer.domElement)
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new OrbitControls(camera, renderer.domElement)
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animate()
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function animate() {
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requestAnimationFrame(animate)
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renderer.render(scene, camera)
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}
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</script>
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</body>
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</html>
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