-
-
Notifications
You must be signed in to change notification settings - Fork 35.2k
/
misc_exporter_usdz.html
187 lines (132 loc) · 4.78 KB
/
misc_exporter_usdz.html
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
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - USDZ exporter</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 {
background-color: #eee;
}
#info {
color: #222;
}
a {
color: #00f
}
#button {
position: absolute;
bottom: 15px;
left: calc(50% - 40px);
}
</style>
</head>
<body>
<div id="info">
<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> - USDZ exporter<br />
Battle Damaged Sci-fi Helmet by
<a href="https://sketchfab.com/theblueturtle_" target="_blank" rel="noopener">theblueturtle_</a>
</div>
<a id="link" rel="ar" href="" download="asset.usdz">
<img id="button" width="100" src="files/arkit.png">
</a>
<script type="importmap">
{
"imports": {
"three": "../build/three.module.js",
"three/addons/": "./jsm/"
}
}
</script>
<script type="module">
import * as THREE from 'three';
import { OrbitControls } from 'three/addons/controls/OrbitControls.js';
import { RoomEnvironment } from 'three/addons/environments/RoomEnvironment.js';
import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
import { USDZExporter } from 'three/addons/exporters/USDZExporter.js';
import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
let camera, scene, renderer;
const params = {
exportUSDZ: exportUSDZ
};
init();
render();
function init() {
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.toneMapping = THREE.ACESFilmicToneMapping;
document.body.appendChild( renderer.domElement );
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.25, 20 );
camera.position.set( - 2.5, 0.6, 3.0 );
const pmremGenerator = new THREE.PMREMGenerator( renderer );
scene = new THREE.Scene();
scene.background = new THREE.Color( 0xf0f0f0 );
scene.environment = pmremGenerator.fromScene( new RoomEnvironment( renderer ), 0.04 ).texture;
const loader = new GLTFLoader().setPath( 'models/gltf/DamagedHelmet/glTF/' );
loader.load( 'DamagedHelmet.gltf', async function ( gltf ) {
scene.add( gltf.scene );
const shadowMesh = createSpotShadowMesh();
shadowMesh.position.y = - 1.1;
shadowMesh.position.z = - 0.25;
shadowMesh.scale.setScalar( 2 );
scene.add( shadowMesh );
render();
// USDZ
const exporter = new USDZExporter();
const arraybuffer = await exporter.parseAsync( gltf.scene );
const blob = new Blob( [ arraybuffer ], { type: 'application/octet-stream' } );
const link = document.getElementById( 'link' );
link.href = URL.createObjectURL( blob );
} );
const controls = new OrbitControls( camera, renderer.domElement );
controls.addEventListener( 'change', render ); // use if there is no animation loop
controls.minDistance = 2;
controls.maxDistance = 10;
controls.target.set( 0, - 0.15, - 0.2 );
controls.update();
window.addEventListener( 'resize', onWindowResize );
const isIOS = /iPad|iPhone|iPod/.test( navigator.userAgent );
if ( isIOS === false ) {
const gui = new GUI();
gui.add( params, 'exportUSDZ' ).name( 'Export USDZ' );
gui.open();
}
}
function createSpotShadowMesh() {
const canvas = document.createElement( 'canvas' );
canvas.width = 128;
canvas.height = 128;
const context = canvas.getContext( '2d' );
const gradient = context.createRadialGradient( canvas.width / 2, canvas.height / 2, 0, canvas.width / 2, canvas.height / 2, canvas.width / 2 );
gradient.addColorStop( 0.1, 'rgba(130,130,130,1)' );
gradient.addColorStop( 1, 'rgba(255,255,255,1)' );
context.fillStyle = gradient;
context.fillRect( 0, 0, canvas.width, canvas.height );
const shadowTexture = new THREE.CanvasTexture( canvas );
const geometry = new THREE.PlaneGeometry();
const material = new THREE.MeshBasicMaterial( {
map: shadowTexture, blending: THREE.MultiplyBlending, toneMapped: false
} );
const mesh = new THREE.Mesh( geometry, material );
mesh.rotation.x = - Math.PI / 2;
return mesh;
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
render();
}
function exportUSDZ() {
const link = document.getElementById( 'link' );
link.click();
}
//
function render() {
renderer.render( scene, camera );
}
</script>
</body>
</html>