You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
159 lines
4.7 KiB
HTML
159 lines
4.7 KiB
HTML
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<title>three.js - WebGPU - Backdrop</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> WebGPU - Backdrop
|
|
</div>
|
|
|
|
<script type="importmap">
|
|
{
|
|
"imports": {
|
|
"three": "../build/three.webgpu.js",
|
|
"three/webgpu": "../build/three.webgpu.js",
|
|
"three/tsl": "../build/three.tsl.js",
|
|
"three/addons/": "./jsm/"
|
|
}
|
|
}
|
|
</script>
|
|
|
|
<script type="module">
|
|
|
|
import * as THREE from 'three';
|
|
import { float, vec3, color, viewportSharedTexture, hue, blendOverlay, posterize, grayscale, saturation, viewportSafeUV, screenUV, checker, uv, time, oscSine, output } from 'three/tsl';
|
|
|
|
import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
|
|
|
|
import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
|
|
|
|
let camera, scene, renderer;
|
|
let portals, rotate = true;
|
|
let mixer, clock;
|
|
|
|
init();
|
|
|
|
function init() {
|
|
|
|
camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 0.01, 100 );
|
|
camera.position.set( 1, 2, 3 );
|
|
|
|
scene = new THREE.Scene();
|
|
scene.backgroundNode = screenUV.y.mix( color( 0x66bbff ), color( 0x4466ff ) );
|
|
camera.lookAt( 0, 1, 0 );
|
|
|
|
clock = new THREE.Clock();
|
|
|
|
// lights
|
|
|
|
const light = new THREE.SpotLight( 0xffffff, 1 );
|
|
light.power = 2000;
|
|
camera.add( light );
|
|
scene.add( camera );
|
|
|
|
const loader = new GLTFLoader();
|
|
loader.load( 'models/gltf/Michelle.glb', function ( gltf ) {
|
|
|
|
const object = gltf.scene;
|
|
mixer = new THREE.AnimationMixer( object );
|
|
|
|
const material = object.children[ 0 ].children[ 0 ].material;
|
|
material.outputNode = oscSine( time.mul( .1 ) ).mix( output, posterize( output.add( .1 ), 4 ).mul( 2 ) );
|
|
|
|
const action = mixer.clipAction( gltf.animations[ 0 ] );
|
|
action.play();
|
|
|
|
scene.add( object );
|
|
|
|
} );
|
|
|
|
// portals
|
|
|
|
const geometry = new THREE.SphereGeometry( .3, 32, 16 );
|
|
|
|
portals = new THREE.Group();
|
|
scene.add( portals );
|
|
|
|
function addBackdropSphere( backdropNode, backdropAlphaNode = null ) {
|
|
|
|
const distance = 1;
|
|
const id = portals.children.length;
|
|
const rotation = THREE.MathUtils.degToRad( id * 45 );
|
|
|
|
const material = new THREE.MeshStandardNodeMaterial( { color: 0x0066ff } );
|
|
material.roughnessNode = float( .2 );
|
|
material.metalnessNode = float( 0 );
|
|
material.backdropNode = backdropNode;
|
|
material.backdropAlphaNode = backdropAlphaNode;
|
|
material.transparent = true;
|
|
|
|
const mesh = new THREE.Mesh( geometry, material );
|
|
mesh.position.set(
|
|
Math.cos( rotation ) * distance,
|
|
1,
|
|
Math.sin( rotation ) * distance
|
|
);
|
|
|
|
portals.add( mesh );
|
|
|
|
}
|
|
|
|
addBackdropSphere( hue( viewportSharedTexture().bgr, oscSine().mul( Math.PI ) ) );
|
|
addBackdropSphere( viewportSharedTexture().rgb.oneMinus() );
|
|
addBackdropSphere( grayscale( viewportSharedTexture().rgb ) );
|
|
addBackdropSphere( saturation( viewportSharedTexture().rgb, 10 ), oscSine() );
|
|
addBackdropSphere( blendOverlay( viewportSharedTexture().rgb, checker( uv().mul( 10 ) ) ) );
|
|
addBackdropSphere( viewportSharedTexture( viewportSafeUV( screenUV.mul( 40 ).floor().div( 40 ) ) ) );
|
|
addBackdropSphere( viewportSharedTexture( viewportSafeUV( screenUV.mul( 80 ).floor().div( 80 ) ) ).add( color( 0x0033ff ) ) );
|
|
addBackdropSphere( vec3( 0, 0, viewportSharedTexture().b ) );
|
|
|
|
// renderer
|
|
|
|
renderer = new THREE.WebGPURenderer( { antialias: false } );
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
renderer.setAnimationLoop( animate );
|
|
renderer.toneMapping = THREE.NeutralToneMapping;
|
|
renderer.toneMappingExposure = 0.3;
|
|
document.body.appendChild( renderer.domElement );
|
|
|
|
const controls = new OrbitControls( camera, renderer.domElement );
|
|
controls.target.set( 0, 1, 0 );
|
|
controls.addEventListener( 'start', () => rotate = false );
|
|
controls.addEventListener( 'end', () => rotate = true );
|
|
controls.update();
|
|
|
|
window.addEventListener( 'resize', onWindowResize );
|
|
|
|
}
|
|
|
|
function onWindowResize() {
|
|
|
|
camera.aspect = window.innerWidth / window.innerHeight;
|
|
camera.updateProjectionMatrix();
|
|
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
}
|
|
|
|
function animate() {
|
|
|
|
const delta = clock.getDelta();
|
|
|
|
if ( mixer ) mixer.update( delta );
|
|
|
|
if ( rotate ) portals.rotation.y += delta * 0.5;
|
|
|
|
renderer.render( scene, camera );
|
|
|
|
}
|
|
|
|
</script>
|
|
</body>
|
|
</html>
|