three.js/examples/webgpu_lightprobe_cubecamera.html at b43e7641e2c6583b7e6eb43fe7b9be53d0b9aef6 · mrdoob/three.js · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgpu - light probe from cube camera</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="example.css">
	</head>

	<body>

		<div id="info">
			<a href="https://threejs.org/" target="_blank" rel="noopener" class="logo-link"></a>

			<div class="title-wrapper">
				<a href="https://threejs.org/" target="_blank" rel="noopener">three.js</a><span>Light Probe from Cube Camera</span>
			</div>

			<small>
				Light probes and environment lighting from cube camera.
			</small>
		</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/webgpu';

			import { Inspector } from 'three/addons/inspector/Inspector.js';

			import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
			import { LightProbeHelper } from 'three/addons/helpers/LightProbeHelperGPU.js';
			import { LightProbeGenerator } from 'three/addons/lights/LightProbeGenerator.js';

			let renderer, scene, camera, cubeCamera;

			let lightProbe;

			init();

			function init() {

				// renderer
				renderer = new THREE.WebGPURenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.inspector = new Inspector();
				document.body.appendChild( renderer.domElement );

				// scene
				scene = new THREE.Scene();

				// camera
				camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 1000 );
				camera.position.set( 0, 0, 30 );

				const cubeRenderTarget = new THREE.CubeRenderTarget( 256 );

				cubeCamera = new THREE.CubeCamera( 1, 1000, cubeRenderTarget );

				// controls
				const controls = new OrbitControls( camera, renderer.domElement );
				controls.addEventListener( 'change', render );
				controls.minDistance = 10;
				controls.maxDistance = 50;
				controls.enablePan = false;

				// probe
				lightProbe = new THREE.LightProbe();
				scene.add( lightProbe );

				// envmap
				const genCubeUrls = function ( prefix, postfix ) {

					return [
						prefix + 'px' + postfix, prefix + 'nx' + postfix,
						prefix + 'py' + postfix, prefix + 'ny' + postfix,
						prefix + 'pz' + postfix, prefix + 'nz' + postfix
					];

				};

				const urls = genCubeUrls( 'textures/cube/pisa/', '.png' );

				new THREE.CubeTextureLoader().load( urls, async function ( cubeTexture ) {

					scene.background = cubeTexture;

					await renderer.init();

					cubeCamera.update( renderer, scene );

					const probe = await LightProbeGenerator.fromCubeRenderTarget( renderer, cubeRenderTarget );

					lightProbe.copy( probe );

					scene.add( new LightProbeHelper( lightProbe, 5 ) );

					render();

				} );

				// listener
				window.addEventListener( 'resize', onWindowResize );

			}

			function onWindowResize() {

				renderer.setSize( window.innerWidth, window.innerHeight );

				camera.aspect = window.innerWidth / window.innerHeight;
				camera.updateProjectionMatrix();

				render();

			}

			function render() {

				renderer.render( scene, camera );

			}

		</script>

	</body>
</html>