javascript
/
three.js
mirror of https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>Multiple animated skinned meshes</title>
		<meta charset="utf-8">
		<meta content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0" name="viewport">
		<link type="text/css" rel="stylesheet" href="main.css">
	</head>
	<body>
		<div id="info">
			This demo shows how to clone a skinned mesh using <strong>SkeletonUtils.clone()</strong><br/>
			Soldier model from <a href="https://www.mixamo.com" target="_blank" rel="noopener">https://www.mixamo.com</a>.
		</div>

		<script type="module">

			import * as THREE from '../build/three.module.js';

			import { GLTFLoader } from './jsm/loaders/GLTFLoader.js';
			import * as SkeletonUtils from './jsm/utils/SkeletonUtils.js';

			let camera, scene, renderer;
			let clock;

			const mixers = [];

			init();
			animate();

			function init() {

				camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 1000 );
				camera.position.set( 2, 3, - 6 );
				camera.lookAt( 0, 1, 0 );

				clock = new THREE.Clock();

				scene = new THREE.Scene();
				scene.background = new THREE.Color( 0xa0a0a0 );
				scene.fog = new THREE.Fog( 0xa0a0a0, 10, 50 );

				const hemiLight = new THREE.HemisphereLight( 0xffffff, 0x444444 );
				hemiLight.position.set( 0, 20, 0 );
				scene.add( hemiLight );

				const dirLight = new THREE.DirectionalLight( 0xffffff );
				dirLight.position.set( - 3, 10, - 10 );
				dirLight.castShadow = true;
				dirLight.shadow.camera.top = 4;
				dirLight.shadow.camera.bottom = - 4;
				dirLight.shadow.camera.left = - 4;
				dirLight.shadow.camera.right = 4;
				dirLight.shadow.camera.near = 0.1;
				dirLight.shadow.camera.far = 40;
				scene.add( dirLight );

				// scene.add( new THREE.CameraHelper( dirLight.shadow.camera ) );

				// ground

				const mesh = new THREE.Mesh( new THREE.PlaneGeometry( 200, 200 ), new THREE.MeshPhongMaterial( { color: 0x999999, depthWrite: false } ) );
				mesh.rotation.x = - Math.PI / 2;
				mesh.receiveShadow = true;
				scene.add( mesh );

				const loader = new GLTFLoader();
				loader.load( 'models/gltf/Soldier.glb', function ( gltf ) {

					gltf.scene.traverse( function ( object ) {

						if ( object.isMesh ) object.castShadow = true;

					} );

					const model1 = SkeletonUtils.clone( gltf.scene );
					const model2 = SkeletonUtils.clone( gltf.scene );
					const model3 = SkeletonUtils.clone( gltf.scene );

					const mixer1 = new THREE.AnimationMixer( model1 );
					const mixer2 = new THREE.AnimationMixer( model2 );
					const mixer3 = new THREE.AnimationMixer( model3 );

					mixer1.clipAction( gltf.animations[ 0 ] ).play(); // idle
					mixer2.clipAction( gltf.animations[ 1 ] ).play(); // run
					mixer3.clipAction( gltf.animations[ 3 ] ).play(); // walk

					model1.position.x = - 2;
					model2.position.x = 0;
					model3.position.x = 2;

					scene.add( model1, model2, model3 );
					mixers.push( mixer1, mixer2, mixer3 );

					animate();

				} );

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.outputEncoding = THREE.sRGBEncoding;
				renderer.shadowMap.enabled = true;
				document.body.appendChild( renderer.domElement );

				window.addEventListener( 'resize', onWindowResize );

			}

			function onWindowResize() {

				camera.aspect = window.innerWidth / window.innerHeight;
				camera.updateProjectionMatrix();

				renderer.setSize( window.innerWidth, window.innerHeight );

			}

			function animate() {

				requestAnimationFrame( animate );

				const delta = clock.getDelta();

				for ( const mixer of mixers ) mixer.update( delta );

				renderer.render( scene, camera );

			}

		</script>

	</body>

</html>