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webgl_loader_stl.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - 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: #000000;
margin: 0px;
overflow: hidden;
}
#info {
color: #fff;
position: absolute;
top: 10px;
width: 100%;
text-align: center;
z-index: 100;
display:block;
}
a { color: skyblue }
</style>
</head>
<body>
<div id="info">
<a href="http://threejs.org" target="_blank">three.js</a> -
STL loader test by <a href="https://github.com/aleeper">aleeper</a>
</div>
<script src="../build/three.min.js"></script>
<script src="js/loaders/STLLoader.js"></script>
<script src="js/Detector.js"></script>
<script src="js/libs/stats.min.js"></script>
<script>
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
var container, stats;
var camera, scene, renderer, objects;
init();
animate();
function init() {
container = document.createElement( 'div' );
document.body.appendChild( container );
camera = new THREE.PerspectiveCamera( 35, window.innerWidth / window.innerHeight, 1, 15 );
camera.position.set( 3, 0.5, 3 );
scene = new THREE.Scene();
scene.fog = new THREE.Fog( 0xffffff, 2, 15 );
scene.fog.color.setHSV( 0.06, 0.2, 0.45 );
// Grid
var size = 20, step = 0.25;
var geometry = new THREE.Geometry();
var material = new THREE.LineBasicMaterial( { color: 0x000000 } );
for ( var i = - size; i <= size; i += step ) {
geometry.vertices.push( new THREE.Vector3( - size, - 0.04, i ) );
geometry.vertices.push( new THREE.Vector3( size, - 0.04, i ) );
geometry.vertices.push( new THREE.Vector3( i, - 0.04, - size ) );
geometry.vertices.push( new THREE.Vector3( i, - 0.04, size ) );
}
var line = new THREE.Line( geometry, material, THREE.LinePieces );
line.position.y = -0.46;
scene.add( line );
// Ground
var plane = new THREE.Mesh( new THREE.PlaneGeometry( 40, 40 ), new THREE.MeshPhongMaterial( { ambient: 0x999999, color: 0x999999, specular: 0x101010, perPixel: true } ) );
plane.rotation.x = -Math.PI/2;
plane.position.y = -0.5;
scene.add( plane );
plane.receiveShadow = true;
// Object
var loader = new THREE.STLLoader();
loader.addEventListener( 'load', function ( event ) {
var geometry = event.content;
var material = new THREE.MeshPhongMaterial( { ambient: 0xff5533, color: 0xff5533, specular: 0x111111, shininess: 200, perPixel: true } );
var mesh = new THREE.Mesh( geometry, material );
mesh.castShadow = true;
mesh.receiveShadow = true;
scene.add( mesh );
} );
loader.load( './models/stl/slotted_disk.stl' );
// Lights
scene.add( new THREE.AmbientLight( 0x777777 ) );
addShadowedLight( 1, 1, 1, 0xffffff, 1.35 );
addShadowedLight( 0.5, 1, -1, 0xffaa00, 1 );
// renderer
renderer = new THREE.WebGLRenderer( { antialias: true, clearColor: 0x111111, clearAlpha: 1, alpha: false } );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setClearColor( scene.fog.color, 1 );
renderer.gammaInput = true;
renderer.gammaOutput = true;
renderer.physicallyBasedShading = true;
renderer.shadowMapEnabled = true;
renderer.shadowMapCullFrontFaces = false;
container.appendChild( renderer.domElement );
// stats
stats = new Stats();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '0px';
container.appendChild( stats.domElement );
//
window.addEventListener( 'resize', onWindowResize, false );
}
function addShadowedLight( x, y, z, color, intensity ) {
var directionalLight = new THREE.DirectionalLight( color, intensity );
directionalLight.position.set( x, y, z )
scene.add( directionalLight );
directionalLight.castShadow = true;
//directionalLight.shadowCameraVisible = true;
var d = 1;
directionalLight.shadowCameraLeft = -d;
directionalLight.shadowCameraRight = d;
directionalLight.shadowCameraTop = d;
directionalLight.shadowCameraBottom = -d;
directionalLight.shadowCameraNear = 1;
directionalLight.shadowCameraFar = 4;
directionalLight.shadowMapWidth = 2048;
directionalLight.shadowMapHeight = 2048;
directionalLight.shadowBias = -0.005;
directionalLight.shadowDarkness = 0.15;
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
//
function animate() {
requestAnimationFrame( animate );
render();
stats.update();
}
function render() {
var timer = Date.now() * 0.0005;
camera.position.x = Math.cos( timer ) * 5;
camera.position.z = Math.sin( timer ) * 5;
camera.lookAt( scene.position );
renderer.render( scene, camera );
}
</script>
</body>
</html>