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+<!DOCTYPE html>
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+<html lang="en">
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+ <head>
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+ <title>three.js webgl - 2D compressed texture array</title>
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+ <meta charset="UTF-8">
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+ <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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+ <link type="text/css" rel="stylesheet" href="main.css">
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+ </head>
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+
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+ <body>
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+ <div id="info">
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+ <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - WebGPU - 2D Compressed Texture Array<br />
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+ Loop from the movie Spirited away
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+ by the <a href="https://www.ghibli.jp/" target="_blank" rel="noopener">Studio Ghibli</a><br />
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+ </div>
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+
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+ <script type="importmap">
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+ {
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+ "imports": {
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+ "three": "../build/three.webgpu.js",
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+ "three/tsl": "../build/three.webgpu.js",
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+ "three/addons/": "./jsm/"
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+ }
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+ }
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+ </script>
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+
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+ <script type="module">
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+
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+ import * as THREE from 'three';
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+
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+ import { texture, uniform, uv } from 'three/tsl';
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+
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+ import Stats from 'three/addons/libs/stats.module.js';
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+ import { KTX2Loader } from 'three/addons/loaders/KTX2Loader.js';
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+
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+ let camera, scene, mesh, renderer, stats, clock;
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+
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+ const depth = uniform( 0 );
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+
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+ const planeWidth = 50;
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+ const planeHeight = 25;
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+
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+ let depthStep = 1;
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+
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+ init();
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+
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+ async function init() {
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+
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+ const container = document.createElement( 'div' );
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+ document.body.appendChild( container );
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+
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+ camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.1, 2000 );
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+ camera.position.z = 70;
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+
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+ scene = new THREE.Scene();
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+
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+ //
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+ clock = new THREE.Clock();
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+
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+ renderer = new THREE.WebGPURenderer();
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+ renderer.setPixelRatio( window.devicePixelRatio );
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+ renderer.setAnimationLoop( animate );
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+ container.appendChild( renderer.domElement );
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+
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+ //
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+
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+ const ktx2Loader = new KTX2Loader();
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+ ktx2Loader.setTranscoderPath( 'jsm/libs/basis/' );
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+ await ktx2Loader.detectSupportAsync( renderer );
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+
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+ ktx2Loader.load( 'textures/spiritedaway.ktx2', function ( texturearray ) {
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+
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+ const material = new THREE.NodeMaterial();
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+
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+ material.colorNode = texture( texturearray, uv().flipY() ).depth( depth );
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+ const geometry = new THREE.PlaneGeometry( planeWidth, planeHeight );
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+
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+ mesh = new THREE.Mesh( geometry, material );
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+
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+ scene.add( mesh );
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+
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+ } );
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+
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+
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+ stats = new Stats();
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+ container.appendChild( stats.dom );
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+
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+ window.addEventListener( 'resize', onWindowResize );
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+
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+ }
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+
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+ function onWindowResize() {
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+
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+ camera.aspect = window.innerWidth / window.innerHeight;
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+ camera.updateProjectionMatrix();
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+
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+
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+ }
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+
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+ function animate() {
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+
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+ if ( mesh ) {
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+
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+ const delta = clock.getDelta() * 10;
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+
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+ depthStep += delta;
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+
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+ const value = depthStep % 5;
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+
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+ depth.value = value;
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+
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+ }
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+
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+ render();
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+ stats.update();
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+
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+ }
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+
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+ function render() {
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+
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+ renderer.render( scene, camera );
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+
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+ }
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+
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+ </script>
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+ </body>
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+</html>
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Renaud Rohlinger
