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170 lines
3.6 KiB
170 lines
3.6 KiB
2 years ago
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - loaders - OBJ loader</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link type="text/css" rel="stylesheet" href="main.css">
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</head>
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<body>
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<div id="info">
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<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - OBJLoader test
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</div>
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<!-- Import maps polyfill -->
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<!-- Remove this when import maps will be widely supported -->
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<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.module.js",
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"three/addons/": "./jsm/"
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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 { OBJLoader } from 'three/addons/loaders/OBJLoader.js';
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let container;
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let camera, scene, renderer;
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let mouseX = 0, mouseY = 0;
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let windowHalfX = window.innerWidth / 2;
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let windowHalfY = window.innerHeight / 2;
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let object;
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init();
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animate();
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function init() {
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container = document.createElement( 'div' );
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document.body.appendChild( container );
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camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
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camera.position.z = 250;
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// scene
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scene = new THREE.Scene();
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const ambientLight = new THREE.AmbientLight( 0xcccccc, 0.4 );
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scene.add( ambientLight );
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const pointLight = new THREE.PointLight( 0xffffff, 0.8 );
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camera.add( pointLight );
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scene.add( camera );
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// manager
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function loadModel() {
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object.traverse( function ( child ) {
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if ( child.isMesh ) child.material.map = texture;
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} );
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object.position.y = - 95;
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scene.add( object );
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}
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const manager = new THREE.LoadingManager( loadModel );
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// texture
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const textureLoader = new THREE.TextureLoader( manager );
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const texture = textureLoader.load( 'textures/uv_grid_opengl.jpg' );
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// model
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function onProgress( xhr ) {
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if ( xhr.lengthComputable ) {
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const percentComplete = xhr.loaded / xhr.total * 100;
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console.log( 'model ' + Math.round( percentComplete, 2 ) + '% downloaded' );
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}
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}
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function onError() {}
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const loader = new OBJLoader( manager );
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loader.load( 'models/obj/male02/male02.obj', function ( obj ) {
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object = obj;
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}, onProgress, onError );
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//
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renderer = new THREE.WebGLRenderer();
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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container.appendChild( renderer.domElement );
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document.addEventListener( 'mousemove', onDocumentMouseMove );
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//
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window.addEventListener( 'resize', onWindowResize );
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}
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function onWindowResize() {
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windowHalfX = window.innerWidth / 2;
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windowHalfY = window.innerHeight / 2;
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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function onDocumentMouseMove( event ) {
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mouseX = ( event.clientX - windowHalfX ) / 2;
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mouseY = ( event.clientY - windowHalfY ) / 2;
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}
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//
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function animate() {
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requestAnimationFrame( animate );
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render();
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}
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function render() {
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camera.position.x += ( mouseX - camera.position.x ) * .05;
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camera.position.y += ( - mouseY - camera.position.y ) * .05;
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camera.lookAt( scene.position );
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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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