mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-11-30 01:14:57 +01:00
243 lines
5.6 KiB
HTML
243 lines
5.6 KiB
HTML
|
<!DOCTYPE html>
|
||
|
|
<html lang="en">
|
||
|
|
<head>
|
||
|
|
<title>three.js webgl - lines - splines</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 {
|
||
|
|
background-color: #000000;
|
||
|
|
margin: 0px;
|
||
|
|
overflow: hidden;
|
||
|
|
}
|
||
|
|
|
||
|
|
a {
|
||
|
|
color:#0078ff;
|
||
|
|
}
|
||
|
|
|
||
|
|
#info {
|
||
|
|
position: absolute;
|
||
|
|
top: 10px; width: 100%;
|
||
|
|
color: #ffffff;
|
||
|
|
padding: 5px;
|
||
|
|
font-family: Monospace;
|
||
|
|
font-size: 13px;
|
||
|
|
text-align: center;
|
||
|
|
z-index:100;
|
||
|
|
}
|
||
|
|
|
||
|
|
a {
|
||
|
|
color: orange;
|
||
|
|
text-decoration: none;
|
||
|
|
}
|
||
|
|
|
||
|
|
a:hover {
|
||
|
|
color: #0080ff;
|
||
|
|
}
|
||
|
|
|
||
|
|
</style>
|
||
|
|
</head>
|
||
|
|
<body>
|
||
|
|
|
||
|
|
<div id="info">
|
||
|
|
<a href="http://threejs.org" target="_blank">three.js</a> - splines WebGL demo
|
||
|
|
[<a href="http://en.wikipedia.org/wiki/Hilbert_curve">Hilbert curve</a> thanks to <a href="http://www.openprocessing.org/visuals/?visualID=15599">Thomas Diewald</a>]
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<script src="../build/three.min.js"></script>
|
||
|
|
|
||
|
|
<script src="js/geometries/hilbert3D.js"></script>
|
||
|
|
|
||
|
|
<script src="js/Detector.js"></script>
|
||
|
|
<script src="js/libs/stats.min.js"></script>
|
||
|
|
|
||
|
|
<script>
|
||
|
|
|
||
|
|
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
|
||
|
|
|
||
|
|
var mouseX = 0, mouseY = 0,
|
||
|
|
|
||
|
|
windowHalfX = window.innerWidth / 2,
|
||
|
|
windowHalfY = window.innerHeight / 2,
|
||
|
|
|
||
|
|
camera, scene, renderer, material;
|
||
|
|
|
||
|
|
init();
|
||
|
|
animate();
|
||
|
|
|
||
|
|
function init() {
|
||
|
|
|
||
|
|
var i, n_sub, container;
|
||
|
|
|
||
|
|
container = document.createElement( 'div' );
|
||
|
|
document.body.appendChild( container );
|
||
|
|
|
||
|
|
camera = new THREE.PerspectiveCamera( 33, window.innerWidth / window.innerHeight, 1, 10000 );
|
||
|
|
camera.position.z = 700;
|
||
|
|
|
||
|
|
scene = new THREE.Scene();
|
||
|
|
|
||
|
|
renderer = new THREE.WebGLRenderer( { antialias: true } );
|
||
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
||
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
||
|
|
container.appendChild( renderer.domElement );
|
||
|
|
|
||
|
|
var geometry = new THREE.Geometry(),
|
||
|
|
geometry2 = new THREE.Geometry(),
|
||
|
|
geometry3 = new THREE.Geometry(),
|
||
|
|
points = hilbert3D( new THREE.Vector3( 0,0,0 ), 200.0, 1, 0, 1, 2, 3, 4, 5, 6, 7 ),
|
||
|
|
colors = [], colors2 = [], colors3 = [];
|
||
|
|
|
||
|
|
n_sub = 6;
|
||
|
|
|
||
|
|
var position, index;
|
||
|
|
|
||
|
|
var spline = new THREE.Spline( points );
|
||
|
|
|
||
|
|
for ( i = 0; i < points.length * n_sub; i ++ ) {
|
||
|
|
|
||
|
|
index = i / ( points.length * n_sub );
|
||
|
|
position = spline.getPoint( index );
|
||
|
|
|
||
|
|
geometry.vertices[ i ] = new THREE.Vector3( position.x, position.y, position.z );
|
||
|
|
|
||
|
|
colors[ i ] = new THREE.Color( 0xffffff );
|
||
|
|
colors[ i ].setHSL( 0.6, 1.0, Math.max( 0, - position.x / 200 ) + 0.5 );
|
||
|
|
|
||
|
|
colors2[ i ] = new THREE.Color( 0xffffff );
|
||
|
|
colors2[ i ].setHSL( 0.9, 1.0, Math.max( 0, - position.y / 200 ) + 0.5 );
|
||
|
|
|
||
|
|
colors3[ i ] = new THREE.Color( 0xffffff );
|
||
|
|
colors3[ i ].setHSL( i / ( points.length * n_sub ), 1.0, 0.5 );
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
geometry2.vertices = geometry3.vertices = geometry.vertices;
|
||
|
|
|
||
|
|
geometry.colors = colors;
|
||
|
|
geometry2.colors = colors2;
|
||
|
|
geometry3.colors = colors3;
|
||
|
|
|
||
|
|
// lines
|
||
|
|
|
||
|
|
material = new THREE.LineBasicMaterial( { color: 0xffffff, opacity: 1, linewidth: 3, vertexColors: THREE.VertexColors } );
|
||
|
|
|
||
|
|
var line, p, scale = 0.3, d = 225;
|
||
|
|
var parameters = [
|
||
|
|
[ material, scale*1.5, [-d,0,0], geometry ],
|
||
|
|
[ material, scale*1.5, [0,0,0], geometry2 ],
|
||
|
|
[ material, scale*1.5, [d,0,0], geometry3 ]
|
||
|
|
];
|
||
|
|
|
||
|
|
for ( i = 0; i < parameters.length; ++ i ) {
|
||
|
|
|
||
|
|
p = parameters[ i ];
|
||
|
|
line = new THREE.Line( p[ 3 ], p[ 0 ] );
|
||
|
|
line.scale.x = line.scale.y = line.scale.z = p[ 1 ];
|
||
|
|
line.position.x = p[ 2 ][ 0 ];
|
||
|
|
line.position.y = p[ 2 ][ 1 ];
|
||
|
|
line.position.z = p[ 2 ][ 2 ];
|
||
|
|
scene.add( line );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
stats = new Stats();
|
||
|
|
stats.domElement.style.position = 'absolute';
|
||
|
|
stats.domElement.style.top = '0px';
|
||
|
|
//container.appendChild(stats.domElement);
|
||
|
|
|
||
|
|
|
||
|
|
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
|
||
|
|
document.addEventListener( 'touchstart', onDocumentTouchStart, false );
|
||
|
|
document.addEventListener( 'touchmove', onDocumentTouchMove, false );
|
||
|
|
|
||
|
|
//
|
||
|
|
|
||
|
|
window.addEventListener( 'resize', onWindowResize, false );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function onWindowResize() {
|
||
|
|
|
||
|
|
windowHalfX = window.innerWidth / 2;
|
||
|
|
windowHalfY = window.innerHeight / 2;
|
||
|
|
|
||
|
|
camera.aspect = window.innerWidth / window.innerHeight;
|
||
|
|
camera.updateProjectionMatrix();
|
||
|
|
|
||
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
|
||
|
|
function onDocumentMouseMove( event ) {
|
||
|
|
|
||
|
|
mouseX = event.clientX - windowHalfX;
|
||
|
|
mouseY = event.clientY - windowHalfY;
|
||
|
|
}
|
||
|
|
|
||
|
|
function onDocumentTouchStart( event ) {
|
||
|
|
|
||
|
|
if ( event.touches.length > 1 ) {
|
||
|
|
|
||
|
|
event.preventDefault();
|
||
|
|
|
||
|
|
mouseX = event.touches[ 0 ].pageX - windowHalfX;
|
||
|
|
mouseY = event.touches[ 0 ].pageY - windowHalfY;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function onDocumentTouchMove( event ) {
|
||
|
|
|
||
|
|
if ( event.touches.length == 1 ) {
|
||
|
|
|
||
|
|
event.preventDefault();
|
||
|
|
|
||
|
|
mouseX = event.touches[ 0 ].pageX - windowHalfX;
|
||
|
|
mouseY = event.touches[ 0 ].pageY - windowHalfY;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
|
||
|
|
function animate() {
|
||
|
|
|
||
|
|
requestAnimationFrame( animate );
|
||
|
|
render();
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function render() {
|
||
|
|
|
||
|
|
camera.position.x += ( mouseX - camera.position.x ) * .05;
|
||
|
|
camera.position.y += ( - mouseY + 200 - camera.position.y ) * .05;
|
||
|
|
|
||
|
|
camera.lookAt( scene.position );
|
||
|
|
|
||
|
|
var time = Date.now() * 0.0005;
|
||
|
|
|
||
|
|
for ( var i = 0; i < scene.children.length; i ++ ) {
|
||
|
|
|
||
|
|
var object = scene.children[ i ];
|
||
|
|
|
||
|
|
if ( object instanceof THREE.Line ) {
|
||
|
|
|
||
|
|
object.rotation.y = time * ( i % 2 ? 1 : -1 );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
renderer.render( scene, camera );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
</script>
|
||
|
|
</body>
|
||
|
|
</html>
|