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197 lines
5.8 KiB
197 lines
5.8 KiB
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - materials - compressed textures</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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<body>
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<div id="info">
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<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - webgl - PVR compressed textures
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</div>
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<!-- Import maps polyfill -->
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<!-- Remove this when import maps will be widely supported -->
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<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.module.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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<script type="module">
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import * as THREE from 'three';
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import { PVRLoader } from 'three/addons/loaders/PVRLoader.js';
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let camera, scene, renderer;
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const meshes = [];
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init();
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animate();
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function init() {
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camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 1, 2000 );
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camera.position.z = 1000;
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scene = new THREE.Scene();
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const geometry = new THREE.BoxGeometry( 200, 200, 200 );
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//
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const onCube1Loaded = function ( texture ) {
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texture.magFilter = THREE.LinearFilter;
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texture.minFilter = THREE.LinearFilter;
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texture.mapping = THREE.CubeReflectionMapping;
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material6.needsUpdate = true;
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};
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const onCube2Loaded = function ( texture ) {
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texture.magFilter = THREE.LinearFilter;
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// texture.minFilter = LinearMipmapNearestFilter;
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texture.minFilter = THREE.LinearFilter;
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texture.mapping = THREE.CubeReflectionMapping;
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material8.needsUpdate = true;
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};
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//
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const loader = new PVRLoader();
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const disturb_4bpp_rgb = loader.load( 'textures/compressed/disturb_4bpp_rgb.pvr' );
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const disturb_4bpp_rgb_v3 = loader.load( 'textures/compressed/disturb_4bpp_rgb_v3.pvr' );
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const disturb_4bpp_rgb_mips = loader.load( 'textures/compressed/disturb_4bpp_rgb_mips.pvr' );
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const disturb_2bpp_rgb = loader.load( 'textures/compressed/disturb_2bpp_rgb.pvr' );
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const flare_4bpp_rgba = loader.load( 'textures/compressed/flare_4bpp_rgba.pvr' );
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const flare_2bpp_rgba = loader.load( 'textures/compressed/flare_2bpp_rgba.pvr' );
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const park3_cube_nomip_4bpp_rgb = loader.load( 'textures/compressed/park3_cube_nomip_4bpp_rgb.pvr', onCube1Loaded );
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const park3_cube_mip_2bpp_rgb_v3 = loader.load( 'textures/compressed/park3_cube_mip_2bpp_rgb_v3.pvr', onCube2Loaded );
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disturb_2bpp_rgb.minFilter =
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disturb_2bpp_rgb.magFilter =
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flare_4bpp_rgba.minFilter =
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flare_4bpp_rgba.magFilter =
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disturb_4bpp_rgb.minFilter =
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disturb_4bpp_rgb.magFilter =
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disturb_4bpp_rgb_v3.minFilter =
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disturb_4bpp_rgb_v3.magFilter =
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flare_2bpp_rgba.minFilter =
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flare_2bpp_rgba.magFilter = THREE.LinearFilter;
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const material1 = new THREE.MeshBasicMaterial( { map: disturb_4bpp_rgb } );
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const material2 = new THREE.MeshBasicMaterial( { map: disturb_4bpp_rgb_mips } );
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const material3 = new THREE.MeshBasicMaterial( { map: disturb_2bpp_rgb } );
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const material4 = new THREE.MeshBasicMaterial( { map: flare_4bpp_rgba, side: THREE.DoubleSide, depthTest: false, transparent: true } );
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const material5 = new THREE.MeshBasicMaterial( { map: flare_2bpp_rgba, side: THREE.DoubleSide, depthTest: false, transparent: true } );
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const material6 = new THREE.MeshBasicMaterial( { envMap: park3_cube_nomip_4bpp_rgb } );
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const material8 = new THREE.MeshBasicMaterial( { envMap: park3_cube_mip_2bpp_rgb_v3 } );
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const material7 = new THREE.MeshBasicMaterial( { map: disturb_4bpp_rgb_v3 } );
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//
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let mesh = new THREE.Mesh( geometry, material1 );
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mesh.position.x = - 500;
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mesh.position.y = 200;
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scene.add( mesh );
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meshes.push( mesh );
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mesh = new THREE.Mesh( geometry, material2 );
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mesh.position.x = - 166;
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mesh.position.y = 200;
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scene.add( mesh );
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meshes.push( mesh );
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mesh = new THREE.Mesh( geometry, material3 );
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mesh.position.x = 166;
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mesh.position.y = 200;
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scene.add( mesh );
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meshes.push( mesh );
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mesh = new THREE.Mesh( geometry, material7 );
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mesh.position.x = 500;
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mesh.position.y = 200;
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scene.add( mesh );
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meshes.push( mesh );
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mesh = new THREE.Mesh( geometry, material4 );
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mesh.position.x = - 500;
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mesh.position.y = - 200;
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scene.add( mesh );
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meshes.push( mesh );
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mesh = new THREE.Mesh( geometry, material5 );
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mesh.position.x = - 166;
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mesh.position.y = - 200;
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scene.add( mesh );
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meshes.push( mesh );
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const torus = new THREE.TorusGeometry( 100, 50, 32, 24 );
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mesh = new THREE.Mesh( torus, material6 );
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mesh.position.x = 166;
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mesh.position.y = - 200;
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scene.add( mesh );
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meshes.push( mesh );
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mesh = new THREE.Mesh( torus, material8 );
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mesh.position.x = 500;
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mesh.position.y = - 200;
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scene.add( mesh );
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meshes.push( mesh );
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//
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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document.body.appendChild( renderer.domElement );
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window.addEventListener( 'resize', onWindowResize );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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function animate() {
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requestAnimationFrame( animate );
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const time = Date.now() * 0.001;
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for ( let i = 0; i < meshes.length; i ++ ) {
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const mesh = meshes[ i ];
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mesh.rotation.x = time;
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mesh.rotation.y = time;
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}
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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