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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js vr - panorama</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
<link type="text/css" rel="stylesheet" href="main.css">
</head>
<body>
<!-- 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 { VRButton } from 'three/addons/webxr/VRButton.js';
let camera;
let renderer;
let scene;
init();
animate();
function init() {
renderer = new THREE.WebGLRenderer();
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.xr.enabled = true;
renderer.xr.setReferenceSpaceType( 'local' );
document.body.appendChild( renderer.domElement );
document.body.appendChild( VRButton.createButton( renderer ) );
//
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 1000 );
camera.layers.enable( 1 );
const geometry = new THREE.BoxGeometry( 100, 100, 100 );
geometry.scale( 1, 1, - 1 );
const textures = getTexturesFromAtlasFile( 'textures/cube/sun_temple_stripe_stereo.jpg', 12 );
const materials = [];
for ( let i = 0; i < 6; i ++ ) {
materials.push( new THREE.MeshBasicMaterial( { map: textures[ i ] } ) );
}
const skyBox = new THREE.Mesh( geometry, materials );
skyBox.layers.set( 1 );
scene.add( skyBox );
const materialsR = [];
for ( let i = 6; i < 12; i ++ ) {
materialsR.push( new THREE.MeshBasicMaterial( { map: textures[ i ] } ) );
}
const skyBoxR = new THREE.Mesh( geometry, materialsR );
skyBoxR.layers.set( 2 );
scene.add( skyBoxR );
window.addEventListener( 'resize', onWindowResize );
}
function getTexturesFromAtlasFile( atlasImgUrl, tilesNum ) {
const textures = [];
for ( let i = 0; i < tilesNum; i ++ ) {
textures[ i ] = new THREE.Texture();
}
const loader = new THREE.ImageLoader();
loader.load( atlasImgUrl, function ( imageObj ) {
let canvas, context;
const tileWidth = imageObj.height;
for ( let i = 0; i < textures.length; i ++ ) {
canvas = document.createElement( 'canvas' );
context = canvas.getContext( '2d' );
canvas.height = tileWidth;
canvas.width = tileWidth;
context.drawImage( imageObj, tileWidth * i, 0, tileWidth, tileWidth, 0, 0, tileWidth, tileWidth );
textures[ i ].image = canvas;
textures[ i ].needsUpdate = true;
}
} );
return textures;
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
function animate() {
renderer.setAnimationLoop( render );
}
function render() {
renderer.render( scene, camera );
}
</script>
</body>
</html>