You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
149 lines
4.0 KiB
149 lines
4.0 KiB
3 years ago
|
<!DOCTYPE html>
|
||
|
|
<html lang="en">
|
||
|
|
<head>
|
||
|
|
<title>three.js webgl - lights - point lights</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> - point lights WebGL demo.<br />
|
||
|
|
Walt Disney head by <a href="http://web.archive.org/web/20120903131400/http://davidoreilly.com/post/18087489343/disneyhead" target="_blank" rel="noopener">David OReilly</a>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<!-- Import maps polyfill -->
|
||
|
|
<!-- Remove this when import maps will be widely supported -->
|
||
|
|
<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
|
||
|
|
|
||
|
|
<script type="importmap">
|
||
|
|
{
|
||
|
|
"imports": {
|
||
|
|
"three": "../build/three.module.js",
|
||
|
|
"three/addons/": "./jsm/"
|
||
|
|
}
|
||
|
|
}
|
||
|
|
</script>
|
||
|
|
|
||
|
|
<script type="module">
|
||
|
|
|
||
|
|
import * as THREE from 'three';
|
||
|
|
|
||
|
|
import Stats from 'three/addons/libs/stats.module.js';
|
||
|
|
|
||
|
|
import { OBJLoader } from 'three/addons/loaders/OBJLoader.js';
|
||
|
|
|
||
|
|
let camera, scene, renderer,
|
||
|
|
light1, light2, light3, light4,
|
||
|
|
object, stats;
|
||
|
|
|
||
|
|
const clock = new THREE.Clock();
|
||
|
|
|
||
|
|
init();
|
||
|
|
animate();
|
||
|
|
|
||
|
|
function init() {
|
||
|
|
|
||
|
|
camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 1, 1000 );
|
||
|
|
camera.position.z = 100;
|
||
|
|
|
||
|
|
scene = new THREE.Scene();
|
||
|
|
|
||
|
|
//model
|
||
|
|
|
||
|
|
const loader = new OBJLoader();
|
||
|
|
loader.load( 'models/obj/walt/WaltHead.obj', function ( obj ) {
|
||
|
|
|
||
|
|
object = obj;
|
||
|
|
object.scale.multiplyScalar( 0.8 );
|
||
|
|
object.position.y = - 30;
|
||
|
|
scene.add( object );
|
||
|
|
|
||
|
|
} );
|
||
|
|
|
||
|
|
const sphere = new THREE.SphereGeometry( 0.5, 16, 8 );
|
||
|
|
|
||
|
|
//lights
|
||
|
|
|
||
|
|
light1 = new THREE.PointLight( 0xff0040, 2, 50 );
|
||
|
|
light1.add( new THREE.Mesh( sphere, new THREE.MeshBasicMaterial( { color: 0xff0040 } ) ) );
|
||
|
|
scene.add( light1 );
|
||
|
|
|
||
|
|
light2 = new THREE.PointLight( 0x0040ff, 2, 50 );
|
||
|
|
light2.add( new THREE.Mesh( sphere, new THREE.MeshBasicMaterial( { color: 0x0040ff } ) ) );
|
||
|
|
scene.add( light2 );
|
||
|
|
|
||
|
|
light3 = new THREE.PointLight( 0x80ff80, 2, 50 );
|
||
|
|
light3.add( new THREE.Mesh( sphere, new THREE.MeshBasicMaterial( { color: 0x80ff80 } ) ) );
|
||
|
|
scene.add( light3 );
|
||
|
|
|
||
|
|
light4 = new THREE.PointLight( 0xffaa00, 2, 50 );
|
||
|
|
light4.add( new THREE.Mesh( sphere, new THREE.MeshBasicMaterial( { color: 0xffaa00 } ) ) );
|
||
|
|
scene.add( light4 );
|
||
|
|
|
||
|
|
//renderer
|
||
|
|
|
||
|
|
renderer = new THREE.WebGLRenderer( { antialias: true } );
|
||
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
||
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
||
|
|
document.body.appendChild( renderer.domElement );
|
||
|
|
|
||
|
|
//stats
|
||
|
|
|
||
|
|
stats = new Stats();
|
||
|
|
document.body.appendChild( stats.dom );
|
||
|
|
|
||
|
|
window.addEventListener( 'resize', onWindowResize );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function onWindowResize() {
|
||
|
|
|
||
|
|
camera.aspect = window.innerWidth / window.innerHeight;
|
||
|
|
camera.updateProjectionMatrix();
|
||
|
|
|
||
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function animate() {
|
||
|
|
|
||
|
|
requestAnimationFrame( animate );
|
||
|
|
|
||
|
|
render();
|
||
|
|
stats.update();
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function render() {
|
||
|
|
|
||
|
|
const time = Date.now() * 0.0005;
|
||
|
|
const delta = clock.getDelta();
|
||
|
|
|
||
|
|
if ( object ) object.rotation.y -= 0.5 * delta;
|
||
|
|
|
||
|
|
light1.position.x = Math.sin( time * 0.7 ) * 30;
|
||
|
|
light1.position.y = Math.cos( time * 0.5 ) * 40;
|
||
|
|
light1.position.z = Math.cos( time * 0.3 ) * 30;
|
||
|
|
|
||
|
|
light2.position.x = Math.cos( time * 0.3 ) * 30;
|
||
|
|
light2.position.y = Math.sin( time * 0.5 ) * 40;
|
||
|
|
light2.position.z = Math.sin( time * 0.7 ) * 30;
|
||
|
|
|
||
|
|
light3.position.x = Math.sin( time * 0.7 ) * 30;
|
||
|
|
light3.position.y = Math.cos( time * 0.3 ) * 40;
|
||
|
|
light3.position.z = Math.sin( time * 0.5 ) * 30;
|
||
|
|
|
||
|
|
light4.position.x = Math.sin( time * 0.3 ) * 30;
|
||
|
|
light4.position.y = Math.cos( time * 0.7 ) * 40;
|
||
|
|
light4.position.z = Math.sin( time * 0.5 ) * 30;
|
||
|
|
|
||
|
|
renderer.render( scene, camera );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
</script>
|
||
|
|
</body>
|
||
|
|
</html>
|