178 lines
4.7 KiB
HTML
178 lines
4.7 KiB
HTML
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<title>three.js webgl - exporter - ply</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> webgl - exporter - ply<br/><br/>
|
|
<button id="exportASCII">export ASCII</button> <button id="exportBinaryBigEndian">export binary (Big Endian)</button> <button id="exportBinaryLittleEndian">export binary (Little Endian)</button>
|
|
</div>
|
|
|
|
<script type="module">
|
|
|
|
import * as THREE from '../build/three.module.js';
|
|
|
|
import { OrbitControls } from './jsm/controls/OrbitControls.js';
|
|
import { PLYExporter } from './jsm/exporters/PLYExporter.js';
|
|
|
|
let scene, camera, renderer, exporter, mesh;
|
|
|
|
init();
|
|
animate();
|
|
|
|
function init() {
|
|
|
|
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 1000 );
|
|
camera.position.set( 200, 100, 200 );
|
|
|
|
scene = new THREE.Scene();
|
|
scene.background = new THREE.Color( 0xa0a0a0 );
|
|
scene.fog = new THREE.Fog( 0xa0a0a0, 200, 1000 );
|
|
|
|
exporter = new PLYExporter();
|
|
|
|
//
|
|
|
|
const hemiLight = new THREE.HemisphereLight( 0xffffff, 0x444444 );
|
|
hemiLight.position.set( 0, 200, 0 );
|
|
scene.add( hemiLight );
|
|
|
|
const directionalLight = new THREE.DirectionalLight( 0xffffff );
|
|
directionalLight.position.set( 0, 200, 100 );
|
|
directionalLight.castShadow = true;
|
|
directionalLight.shadow.camera.top = 180;
|
|
directionalLight.shadow.camera.bottom = - 100;
|
|
directionalLight.shadow.camera.left = - 120;
|
|
directionalLight.shadow.camera.right = 120;
|
|
scene.add( directionalLight );
|
|
|
|
// ground
|
|
|
|
const ground = new THREE.Mesh( new THREE.PlaneGeometry( 2000, 2000 ), new THREE.MeshPhongMaterial( { color: 0x999999, depthWrite: false } ) );
|
|
ground.rotation.x = - Math.PI / 2;
|
|
ground.receiveShadow = true;
|
|
scene.add( ground );
|
|
|
|
const grid = new THREE.GridHelper( 2000, 20, 0x000000, 0x000000 );
|
|
grid.material.opacity = 0.2;
|
|
grid.material.transparent = true;
|
|
scene.add( grid );
|
|
|
|
// export mesh
|
|
|
|
const geometry = new THREE.BoxGeometry( 50, 50, 50 );
|
|
const material = new THREE.MeshPhongMaterial( { color: 0x00ff00 } );
|
|
|
|
mesh = new THREE.Mesh( geometry, material );
|
|
mesh.castShadow = true;
|
|
mesh.position.y = 25;
|
|
scene.add( mesh );
|
|
|
|
//
|
|
|
|
renderer = new THREE.WebGLRenderer( { antialias: true } );
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
renderer.shadowMap.enabled = true;
|
|
document.body.appendChild( renderer.domElement );
|
|
|
|
//
|
|
|
|
const controls = new OrbitControls( camera, renderer.domElement );
|
|
controls.target.set( 0, 25, 0 );
|
|
controls.update();
|
|
|
|
//
|
|
|
|
window.addEventListener( 'resize', onWindowResize );
|
|
|
|
const buttonExportASCII = document.getElementById( 'exportASCII' );
|
|
buttonExportASCII.addEventListener( 'click', exportASCII );
|
|
|
|
const buttonExportBinaryBE = document.getElementById( 'exportBinaryBigEndian' );
|
|
buttonExportBinaryBE.addEventListener( 'click', exportBinaryBigEndian );
|
|
|
|
const buttonExportBinaryLE = document.getElementById( 'exportBinaryLittleEndian' );
|
|
buttonExportBinaryLE.addEventListener( 'click', exportBinaryLittleEndian );
|
|
|
|
}
|
|
|
|
function onWindowResize() {
|
|
|
|
camera.aspect = window.innerWidth / window.innerHeight;
|
|
camera.updateProjectionMatrix();
|
|
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
}
|
|
|
|
function animate() {
|
|
|
|
requestAnimationFrame( animate );
|
|
renderer.render( scene, camera );
|
|
|
|
}
|
|
|
|
function exportASCII() {
|
|
|
|
exporter.parse( mesh, function ( result ) {
|
|
|
|
saveString( result, 'box.ply' );
|
|
|
|
} );
|
|
|
|
}
|
|
|
|
function exportBinaryBigEndian() {
|
|
|
|
exporter.parse( mesh, function ( result ) {
|
|
|
|
saveArrayBuffer( result, 'box.ply' );
|
|
|
|
}, { binary: true } );
|
|
|
|
}
|
|
|
|
function exportBinaryLittleEndian() {
|
|
|
|
exporter.parse( mesh, function ( result ) {
|
|
|
|
saveArrayBuffer( result, 'box.ply' );
|
|
|
|
}, { binary: true, littleEndian: true } );
|
|
|
|
}
|
|
|
|
const link = document.createElement( 'a' );
|
|
link.style.display = 'none';
|
|
document.body.appendChild( link );
|
|
|
|
function save( blob, filename ) {
|
|
|
|
link.href = URL.createObjectURL( blob );
|
|
link.download = filename;
|
|
link.click();
|
|
|
|
}
|
|
|
|
function saveString( text, filename ) {
|
|
|
|
save( new Blob( [ text ], { type: 'text/plain' } ), filename );
|
|
|
|
}
|
|
|
|
function saveArrayBuffer( buffer, filename ) {
|
|
|
|
save( new Blob( [ buffer ], { type: 'application/octet-stream' } ), filename );
|
|
|
|
}
|
|
|
|
</script>
|
|
|
|
</body>
|
|
</html>
|