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apt-nl-map/static/Magic4/js/three.js-dev/examples/webgl_loader_obj.html
2024-12-04 10:21:04 +08:00

163 lines
3.3 KiB
HTML

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