mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-12-25 04:23:47 +01:00
237 lines
6.0 KiB
HTML
237 lines
6.0 KiB
HTML
|
<!DOCTYPE html>
|
||
|
|
<html lang="en">
|
||
|
|
<head>
|
||
|
|
<title>three.js - webgl sandbox</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:#000;
|
||
|
|
padding:0;
|
||
|
|
margin:0;
|
||
|
|
font-weight: bold;
|
||
|
|
overflow:hidden;
|
||
|
|
}
|
||
|
|
|
||
|
|
#info {
|
||
|
|
position: absolute;
|
||
|
|
top: 0px; width: 100%;
|
||
|
|
color: #ffffff;
|
||
|
|
padding: 5px;
|
||
|
|
font-family:Monospace;
|
||
|
|
font-size:13px;
|
||
|
|
text-align:center;
|
||
|
|
z-index:1000;
|
||
|
|
}
|
||
|
|
|
||
|
|
a {
|
||
|
|
color: #ffffff;
|
||
|
|
}
|
||
|
|
|
||
|
|
</style>
|
||
|
|
</head>
|
||
|
|
|
||
|
|
<body>
|
||
|
|
<div id="info"><a href="http://threejs.org" target="_blank">three.js</a> - webgl sandbox.</div>
|
||
|
|
|
||
|
|
<script src="../build/three.min.js"></script>
|
||
|
|
|
||
|
|
<script src="js/shaders/BasicShader.js"></script>
|
||
|
|
|
||
|
|
<script src="js/libs/stats.min.js"></script>
|
||
|
|
|
||
|
|
<script>
|
||
|
|
|
||
|
|
var statsEnabled = true;
|
||
|
|
|
||
|
|
var container, stats;
|
||
|
|
|
||
|
|
var camera, scene, renderer;
|
||
|
|
|
||
|
|
var mesh, zmesh, lightMesh, geometry;
|
||
|
|
|
||
|
|
var mouseX = 0, mouseY = 0;
|
||
|
|
|
||
|
|
var windowHalfX = window.innerWidth / 2;
|
||
|
|
var windowHalfY = window.innerHeight / 2;
|
||
|
|
|
||
|
|
init();
|
||
|
|
animate();
|
||
|
|
|
||
|
|
function init() {
|
||
|
|
|
||
|
|
container = document.createElement( 'div' );
|
||
|
|
document.body.appendChild( container );
|
||
|
|
|
||
|
|
camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 20000 );
|
||
|
|
camera.position.z = 3200;
|
||
|
|
|
||
|
|
scene = new THREE.Scene();
|
||
|
|
scene.fog = new THREE.Fog( 0x000000, 1, 20000 );
|
||
|
|
|
||
|
|
var light = new THREE.PointLight( 0xffffff );
|
||
|
|
scene.add( light );
|
||
|
|
|
||
|
|
var shader = THREE.BasicShader;
|
||
|
|
var uniforms = shader.uniforms;
|
||
|
|
var vertexShader = shader.vertexShader;
|
||
|
|
var fragmentShader = shader.fragmentShader;
|
||
|
|
|
||
|
|
var texture1 = new THREE.Texture( generateTexture( 0, 0.5, 1 ), THREE.UVMapping );
|
||
|
|
var texture2 = new THREE.Texture( generateTexture( 0, 1, 0 ), THREE.SphericalReflectionMapping );
|
||
|
|
var texture3 = THREE.ImageUtils.loadTexture( 'textures/land_ocean_ice_cloud_2048.jpg' )
|
||
|
|
|
||
|
|
texture1.needsUpdate = true;
|
||
|
|
texture2.needsUpdate = true;
|
||
|
|
|
||
|
|
var materials = [
|
||
|
|
|
||
|
|
new THREE.MeshNormalMaterial( { shading: THREE.SmoothShading } ),
|
||
|
|
new THREE.MeshDepthMaterial(),
|
||
|
|
new THREE.MeshBasicMaterial( { color: 0x0066ff, blending: THREE.AdditiveBlending, transparent: true, depthWrite: false } ),
|
||
|
|
new THREE.MeshBasicMaterial( { color: 0xffaa00, wireframe: true } ),
|
||
|
|
new THREE.MeshBasicMaterial( { map: texture1, fog: false } ),
|
||
|
|
new THREE.MeshBasicMaterial( { map: texture3 } ),
|
||
|
|
new THREE.ShaderMaterial( { uniforms: uniforms, vertexShader: vertexShader, fragmentShader: fragmentShader, transparent: true } ),
|
||
|
|
new THREE.MeshLambertMaterial( { map: texture3 } ),
|
||
|
|
new THREE.MeshLambertMaterial( { color: 0xdddddd, shading: THREE.FlatShading } ),
|
||
|
|
new THREE.MeshLambertMaterial( { color: 0xdddddd, shading: THREE.SmoothShading } ),
|
||
|
|
new THREE.MeshPhongMaterial( { color: 0xdddddd, specular: 0x009900, shininess: 30, shading: THREE.FlatShading } ),
|
||
|
|
new THREE.MeshPhongMaterial( { color: 0xdddddd, specular: 0x009900, shininess: 30, shading: THREE.SmoothShading } )
|
||
|
|
|
||
|
|
];
|
||
|
|
|
||
|
|
var geometries = [];
|
||
|
|
|
||
|
|
for ( var i = 0, l = materials.length; i < l; i ++ ) {
|
||
|
|
|
||
|
|
var geometry = new THREE.SphereGeometry( 50, 32, 16 );
|
||
|
|
geometries.push( geometry );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
for ( var i = 0; i < 5000; i ++ ) {
|
||
|
|
|
||
|
|
// random order
|
||
|
|
//var index = Math.floor( Math.random() * materials.length );
|
||
|
|
|
||
|
|
// sort by material / geometry
|
||
|
|
var index = Math.floor( ( i / 5000 ) * materials.length );
|
||
|
|
|
||
|
|
var material = materials[ index ];
|
||
|
|
var geometry = geometries[ index ];
|
||
|
|
|
||
|
|
var mesh = new THREE.Mesh( geometry, material );
|
||
|
|
|
||
|
|
mesh.position.x = Math.random() * 10000 - 5000;
|
||
|
|
mesh.position.y = Math.random() * 10000 - 5000;
|
||
|
|
mesh.position.z = Math.random() * 10000 - 5000;
|
||
|
|
|
||
|
|
//mesh.rotation.x = Math.random() * 360 * ( Math.PI / 180 );
|
||
|
|
mesh.rotation.y = Math.random() * 2 * Math.PI;
|
||
|
|
|
||
|
|
mesh.scale.x = mesh.scale.y = mesh.scale.z = Math.random() * 4 + 1;
|
||
|
|
|
||
|
|
scene.add( mesh );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
renderer = new THREE.WebGLRenderer();
|
||
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
||
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
||
|
|
container.appendChild( renderer.domElement );
|
||
|
|
|
||
|
|
if ( statsEnabled ) {
|
||
|
|
|
||
|
|
stats = new Stats();
|
||
|
|
stats.domElement.style.position = 'absolute';
|
||
|
|
stats.domElement.style.top = '0px';
|
||
|
|
stats.domElement.style.zIndex = 100;
|
||
|
|
container.appendChild( stats.domElement );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
document.addEventListener( 'mousemove', onDocumentMouseMove, 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 generateTexture( r, g, b ) {
|
||
|
|
|
||
|
|
var canvas = document.createElement( 'canvas' );
|
||
|
|
canvas.width = 256;
|
||
|
|
canvas.height = 256;
|
||
|
|
|
||
|
|
var context = canvas.getContext( '2d' );
|
||
|
|
var image = context.getImageData( 0, 0, 256, 256 );
|
||
|
|
|
||
|
|
var x = 0, y = 0, p;
|
||
|
|
|
||
|
|
for ( var i = 0, j = 0, l = image.data.length; i < l; i += 4, j ++ ) {
|
||
|
|
|
||
|
|
x = j % 256;
|
||
|
|
y = x == 0 ? y + 1 : y;
|
||
|
|
p = Math.floor( x ^ y );
|
||
|
|
|
||
|
|
image.data[ i ] = ~~ p * r;
|
||
|
|
image.data[ i + 1 ] = ~~ p * g;
|
||
|
|
image.data[ i + 2 ] = ~~ p * b;
|
||
|
|
image.data[ i + 3 ] = 255;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
context.putImageData( image, 0, 0 );
|
||
|
|
|
||
|
|
return canvas;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function onDocumentMouseMove(event) {
|
||
|
|
|
||
|
|
mouseX = ( event.clientX - windowHalfX ) * 10;
|
||
|
|
mouseY = ( event.clientY - windowHalfY ) * 10;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
|
||
|
|
function animate() {
|
||
|
|
|
||
|
|
requestAnimationFrame( animate );
|
||
|
|
|
||
|
|
render();
|
||
|
|
if ( statsEnabled ) stats.update();
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
function render() {
|
||
|
|
|
||
|
|
camera.position.x += ( mouseX - camera.position.x ) * .05;
|
||
|
|
camera.position.y += ( - mouseY - camera.position.y ) * .05;
|
||
|
|
|
||
|
|
camera.lookAt( scene.position );
|
||
|
|
|
||
|
|
renderer.render( scene, camera );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
</script>
|
||
|
|
|
||
|
|
</body>
|
||
|
|
</html>
|