midas
/
threejs-obj-space


			
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164
							<!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';

			var container;

			var camera, scene, renderer;

			var mouseX = 0, mouseY = 0;

			var windowHalfX = window.innerWidth / 2;
			var windowHalfY = window.innerHeight / 2;

			var 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();

				var ambientLight = new THREE.AmbientLight( 0xcccccc, 0.4 );
				scene.add( ambientLight );

				var 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 );

				}

				var manager = new THREE.LoadingManager( loadModel );

				manager.onProgress = function ( item, loaded, total ) {

					console.log( item, loaded, total );

				};

				// texture

				var textureLoader = new THREE.TextureLoader( manager );

				var texture = textureLoader.load( 'textures/uv_grid_opengl.jpg' );

				// model

				function onProgress( xhr ) {

					if ( xhr.lengthComputable ) {

						var percentComplete = xhr.loaded / xhr.total * 100;
						console.log( 'model ' + Math.round( percentComplete, 2 ) + '% downloaded' );

					}

				}

				function onError() {}

				var 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, false );

				//

				window.addEventListener( 'resize', onWindowResize, false );

			}

			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>