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misc_exporter_stl.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - exporter - stl</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<style>
body {
font-family: Monospace;
background-color: #000;
color: #fff;
margin: 0px;
overflow: hidden;
}
#info {
color: #fff;
position: absolute;
top: 10px;
width: 100%;
text-align: center;
display:block;
}
#info a {
color: #046;
font-weight: bold;
}
</style>
</head>
<body>
<div id="info">
<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> webgl - exporter - stl<br/><br/>
<button onclick="exportASCII()">export ASCII</button> <button onclick="exportBinary()">export binary</button>
</div>
<script src="../build/three.js"></script>
<script src="js/controls/OrbitControls.js"></script>
<script src="js/exporters/STLExporter.js"></script>
<script src="js/WebGL.js"></script>
<script>
if ( WEBGL.isWebGLAvailable() === false ) {
document.body.appendChild( WEBGL.getWebGLErrorMessage() );
}
var 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 THREE.STLExporter();
//
var hemiLight = new THREE.HemisphereLight( 0xffffff, 0x444444 );
hemiLight.position.set( 0, 200, 0 );
scene.add( hemiLight );
var 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
var ground = new THREE.Mesh( new THREE.PlaneBufferGeometry( 2000, 2000 ), new THREE.MeshPhongMaterial( { color: 0x999999, depthWrite: false } ) );
ground.rotation.x = - Math.PI / 2;
ground.receiveShadow = true;
scene.add( ground );
var grid = new THREE.GridHelper( 2000, 20, 0x000000, 0x000000 );
grid.material.opacity = 0.2;
grid.material.transparent = true;
scene.add( grid );
// export mesh
var geometry = new THREE.BoxBufferGeometry( 50, 50, 50 );
var 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 );
//
var controls = new THREE.OrbitControls( camera, renderer.domElement );
controls.target.set( 0, 25, 0 );
controls.update();
//
window.addEventListener( 'resize', onWindowResize, false );
}
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() {
var result = exporter.parse( mesh );
saveString( result, 'box.stl' );
}
function exportBinary() {
var result = exporter.parse( mesh, { binary: true } );
saveArrayBuffer( result, 'box.stl' );
}
var 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>