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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>three.js webgpu - anisotropic texture filtering</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">
- <style>
- body {
- color: #444;
- background-color: #f1f1f1;
- }
- a {
- color: #08f;
- }
- .lbl {
- color: #fff;
- font-size: 16px;
- font-weight: bold;
- position: absolute;
- bottom: 0px;
- z-index: 100;
- text-shadow: #000 1px 1px 1px;
- background-color: rgba(0,0,0,0.85);
- padding: 1em;
- }
- #lbl_left {
- text-align:left;
- left:0px;
- }
- #lbl_right {
- text-align:left;
- right:0px
- }
- .g { color:#aaa }
- .c { color:#fa0 }
- </style>
- </head>
- <body>
- <div id="info">
- <a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - anisotropic texture filtering example
- </div>
- <div id="lbl_left" class="lbl">
- anisotropy: <span class="c" id="val_left"></span><br/>
- </div>
- <div id="lbl_right" class="lbl">
- anisotropy: <span class="c" id="val_right"></span><br/>
- </div>
- <script type="importmap">
- {
- "imports": {
- "three": "../build/three.webgpu.js",
- "three/tsl": "../build/three.webgpu.js",
- "three/addons/": "./jsm/"
- }
- }
- </script>
- <script type="module">
- import * as THREE from 'three';
- import Stats from 'three/addons/libs/stats.module.js';
- let container, stats;
- let camera, scene1, scene2, renderer;
- let mouseX = 0, mouseY = 0;
- init();
- function init() {
- const SCREEN_WIDTH = window.innerWidth;
- const SCREEN_HEIGHT = window.innerHeight;
- container = document.createElement( 'div' );
- document.body.appendChild( container );
- renderer = new THREE.WebGPURenderer( { antialias: true, forceWebGL: false } );
- // RENDERER
- renderer.setPixelRatio( window.devicePixelRatio );
- renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
- renderer.setAnimationLoop( animate );
- renderer.autoClear = false;
- renderer.domElement.style.position = 'relative';
- container.appendChild( renderer.domElement );
- //
- camera = new THREE.PerspectiveCamera( 35, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 25000 );
- camera.position.z = 1500;
- scene1 = new THREE.Scene();
- scene1.fog = new THREE.Fog( 0xf2f7ff, 1, 25000 );
- scene2 = new THREE.Scene();
- scene2.fog = new THREE.Fog( 0xf2f7ff, 1, 25000 );
- scene1.add( new THREE.AmbientLight( 0xeef0ff, 3 ) );
- scene2.add( new THREE.AmbientLight( 0xeef0ff, 3 ) );
- const light1 = new THREE.DirectionalLight( 0xffffff, 6 );
- light1.position.set( 1, 1, 1 );
- scene1.add( light1 );
- const light2 = new THREE.DirectionalLight( 0xffffff, 6 );
- light2.position.set( 1, 1, 1 );
- scene2.add( light2 );
- // GROUND
- const textureLoader = new THREE.TextureLoader();
- const maxAnisotropy = renderer.getMaxAnisotropy();
- const texture1 = textureLoader.load( 'textures/crate.gif' );
- const material1 = new THREE.MeshPhongMaterial( { color: 0xffffff, map: texture1 } );
- texture1.colorSpace = THREE.SRGBColorSpace;
- texture1.anisotropy = renderer.getMaxAnisotropy();
- texture1.wrapS = texture1.wrapT = THREE.RepeatWrapping;
- texture1.repeat.set( 512, 512 );
- const texture2 = textureLoader.load( 'textures/crate.gif' );
- const material2 = new THREE.MeshPhongMaterial( { color: 0xffffff, map: texture2 } );
- texture2.colorSpace = THREE.SRGBColorSpace;
- texture2.anisotropy = 1;
- texture2.wrapS = texture2.wrapT = THREE.RepeatWrapping;
- texture2.repeat.set( 512, 512 );
- if ( maxAnisotropy > 0 ) {
- document.getElementById( 'val_left' ).innerHTML = texture1.anisotropy;
- document.getElementById( 'val_right' ).innerHTML = texture2.anisotropy;
- } else {
- document.getElementById( 'val_left' ).innerHTML = 'not supported';
- document.getElementById( 'val_right' ).innerHTML = 'not supported';
- }
- //
- const geometry = new THREE.PlaneGeometry( 100, 100 );
- const mesh1 = new THREE.Mesh( geometry, material1 );
- mesh1.rotation.x = - Math.PI / 2;
- mesh1.scale.set( 1000, 1000, 1000 );
- const mesh2 = new THREE.Mesh( geometry, material2 );
- mesh2.rotation.x = - Math.PI / 2;
- mesh2.scale.set( 1000, 1000, 1000 );
- scene1.add( mesh1 );
- scene2.add( mesh2 );
- // STATS1
- stats = new Stats();
- container.appendChild( stats.dom );
- document.addEventListener( 'mousemove', onDocumentMouseMove );
- window.addEventListener( 'resize', onWindowResize );
- }
- function onWindowResize() {
- camera.aspect = window.innerWidth / window.innerHeight;
- camera.updateProjectionMatrix();
- renderer.setSize( window.innerWidth, window.innerHeight );
- }
- function onDocumentMouseMove( event ) {
- const windowHalfX = window.innerWidth / 2;
- const windowHalfY = window.innerHeight / 2;
- mouseX = ( event.clientX - windowHalfX );
- mouseY = ( event.clientY - windowHalfY );
- }
- function animate() {
- render();
- stats.update();
- }
- function render() {
- const SCREEN_WIDTH = window.innerWidth;
- const SCREEN_HEIGHT = window.innerHeight;
- camera.position.x += ( mouseX - camera.position.x ) * .05;
- camera.position.y = THREE.MathUtils.clamp( camera.position.y + ( - ( mouseY - 200 ) - camera.position.y ) * .05, 50, 1000 );
- camera.lookAt( scene1.position );
- renderer.clear();
- renderer.setScissorTest( true );
- renderer.setScissor( 0, 0, SCREEN_WIDTH / 2 - 2, SCREEN_HEIGHT );
- renderer.render( scene1, camera );
- renderer.setScissorTest( true );
- renderer.setScissor( SCREEN_WIDTH / 2, 0, SCREEN_WIDTH / 2 - 2, SCREEN_HEIGHT );
- renderer.render( scene2, camera );
- renderer.setScissorTest( false );
- }
- </script>
- </body>
- </html>
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