Doodle3D-Slicer/three.js-master/examples/webgl_loader_collada_kinematics.html
2017-06-22 13:21:07 +02:00

239 lines
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HTML
Executable File

<!DOCTYPE html>
<html lang="en">
<head>
<title>three.js webgl - collada</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> -
robot from <a href="https://github.com/rdiankov/collada_robots" target="_blank">collada robots</a>
</div>
<script src="../build/three.min.js"></script>
<script src="js/libs/tween.min.js"></script>
<script src="js/loaders/ColladaLoader.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;
var particleLight;
var dae;
var kinematics;
var kinematicsTween;
var tweenParameters = {};
var loader = new THREE.ColladaLoader();
loader.options.convertUpAxis = true;
loader.load( './models/collada/kawada-hironx.dae', function ( collada ) {
dae = collada.scene;
dae.traverse( function ( child ) {
if ( child instanceof THREE.Mesh ) {
child.geometry.computeFaceNormals();
child.material.shading = THREE.FlatShading;
}
} );
dae.scale.x = dae.scale.y = dae.scale.z = 10.0;
dae.updateMatrix();
kinematics = collada.kinematics;
init();
animate();
} );
function init() {
container = document.createElement( 'div' );
document.body.appendChild( container );
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
camera.position.set( 2, 2, 3 );
scene = new THREE.Scene();
// Grid
var size = 14, step = 1;
var geometry = new THREE.Geometry();
var material = new THREE.LineBasicMaterial( { color: 0x303030 } );
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 );
scene.add( line );
// Add the COLLADA
scene.add( dae );
particleLight = new THREE.Mesh( new THREE.SphereGeometry( 4, 8, 8 ), new THREE.MeshBasicMaterial( { color: 0xffffff } ) );
scene.add( particleLight );
// Lights
var directionalLight = new THREE.HemisphereLight( 0xffeeee, 0x111122 );
directionalLight.position.x = Math.random() - 0.5;
directionalLight.position.y = Math.random() - 0.5;
directionalLight.position.z = Math.random() - 0.5;
directionalLight.position.normalize();
scene.add( directionalLight );
var pointLight = new THREE.PointLight( 0xffffff, 0.5 );
particleLight.add( pointLight );
renderer = new THREE.WebGLRenderer();
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( window.innerWidth, window.innerHeight );
container.appendChild( renderer.domElement );
stats = new Stats();
setupTween();
stats.domElement.style.position = 'absolute';
stats.domElement.style.top = '0px';
container.appendChild( stats.domElement );
//
window.addEventListener( 'resize', onWindowResize, false );
}
function setupTween() {
var duration = getRandomInt(1000, 5000);
var target = {}
for ( var i = 0; i < kinematics.joints.length; i++ ) {
var joint = kinematics.joints[ i ];
var old = tweenParameters[ i ];
var position = old ? old : joint.zeroPosition
tweenParameters[ i ] = position
target[ i ] = getRandomInt(joint.limits.min, joint.limits.max)
}
kinematicsTween = new TWEEN.Tween( tweenParameters ).to( target, duration ).easing( TWEEN.Easing.Quadratic.Out );
kinematicsTween.onUpdate(function() {
for ( var i = 0; i < kinematics.joints.length; i++ ) {
kinematics.setJointValue( i, this[ i ] );
}
} )
kinematicsTween.start();
setTimeout( setupTween, duration );
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
//
function animate() {
requestAnimationFrame( animate );
render();
stats.update();
TWEEN.update();
}
function render() {
var timer = Date.now() * 0.0001;
camera.position.x = Math.cos( timer ) * 17;
camera.position.y = 10;
camera.position.z = Math.sin( timer ) * 17;
camera.lookAt( scene.position );
particleLight.position.x = Math.sin( timer * 4 ) * 3009;
particleLight.position.y = Math.cos( timer * 5 ) * 4000;
particleLight.position.z = Math.cos( timer * 4 ) * 3009;
renderer.render( scene, camera );
}
// Returns a random integer between min (inclusive) and max (inclusive)
// Using Math.round() will give you a non-uniform distribution!
function getRandomInt( min, max ) {
return Math.floor( Math.random() * ( max - min + 1 ) ) + min;
}
</script>
</body>
</html>