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webgl_effects_anaglyph.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - effects - anaglyph</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> - effects - anaglyph<br/>
skybox by <a href="http://ict.debevec.org/~debevec/" target="_blank" rel="noopener">Paul Debevec</a>
</div>
<script type="module">
import * as THREE from '../build/three.module.js';
import { AnaglyphEffect } from './jsm/effects/AnaglyphEffect.js';
var container, camera, scene, renderer, effect;
var spheres = [];
var mouseX = 0;
var mouseY = 0;
var windowHalfX = window.innerWidth / 2;
var windowHalfY = window.innerHeight / 2;
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
init();
animate();
function init() {
container = document.createElement( 'div' );
document.body.appendChild( container );
camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.01, 100 );
camera.position.z = 3;
camera.focalLength = 3;
var path = "textures/cube/pisa/";
var format = '.png';
var urls = [
path + 'px' + format, path + 'nx' + format,
path + 'py' + format, path + 'ny' + format,
path + 'pz' + format, path + 'nz' + format
];
var textureCube = new THREE.CubeTextureLoader().load( urls );
scene = new THREE.Scene();
scene.background = textureCube;
var geometry = new THREE.SphereBufferGeometry( 0.1, 32, 16 );
var material = new THREE.MeshBasicMaterial( { color: 0xffffff, envMap: textureCube } );
for ( var i = 0; i < 500; i ++ ) {
var mesh = new THREE.Mesh( geometry, material );
mesh.position.x = Math.random() * 10 - 5;
mesh.position.y = Math.random() * 10 - 5;
mesh.position.z = Math.random() * 10 - 5;
mesh.scale.x = mesh.scale.y = mesh.scale.z = Math.random() * 3 + 1;
scene.add( mesh );
spheres.push( mesh );
}
//
renderer = new THREE.WebGLRenderer();
renderer.setPixelRatio( window.devicePixelRatio );
container.appendChild( renderer.domElement );
var width = window.innerWidth || 2;
var height = window.innerHeight || 2;
effect = new AnaglyphEffect( renderer );
effect.setSize( width, height );
//
window.addEventListener( 'resize', onWindowResize, false );
}
function onWindowResize() {
windowHalfX = window.innerWidth / 2;
windowHalfY = window.innerHeight / 2;
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
effect.setSize( window.innerWidth, window.innerHeight );
}
function onDocumentMouseMove( event ) {
mouseX = ( event.clientX - windowHalfX ) / 100;
mouseY = ( event.clientY - windowHalfY ) / 100;
}
//
function animate() {
requestAnimationFrame( animate );
render();
}
function render() {
var timer = 0.0001 * Date.now();
camera.position.x += ( mouseX - camera.position.x ) * .05;
camera.position.y += ( - mouseY - camera.position.y ) * .05;
camera.lookAt( scene.position );
for ( var i = 0, il = spheres.length; i < il; i ++ ) {
var sphere = spheres[ i ];
sphere.position.x = 5 * Math.cos( timer + i );
sphere.position.y = 5 * Math.sin( timer + i * 1.1 );
}
effect.render( scene, camera );
}
</script>
</body>
</html>