mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-11-26 15:34:57 +01:00
214 lines
5.0 KiB
HTML
Executable File
214 lines
5.0 KiB
HTML
Executable File
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<title>three.js webgl - materials - shaders [Fresnel]</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; }
|
|
|
|
#oldie a { color:#0b0 }
|
|
</style>
|
|
</head>
|
|
|
|
<body>
|
|
|
|
<div id="info"><a href="http://threejs.org" target="_blank">three.js</a> - webgl cube Fresnel shader demo. texture by <a href="http://www.humus.name/index.php?page=Textures" target="_blank">Humus</a> </div>
|
|
|
|
<script src="../build/three.min.js"></script>
|
|
|
|
<script src="js/shaders/FresnelShader.js"></script>
|
|
|
|
<script src="js/Detector.js"></script>
|
|
|
|
<script>
|
|
|
|
if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
|
|
|
|
var container;
|
|
|
|
var camera, scene, renderer;
|
|
var cameraCube, sceneCube;
|
|
|
|
var mesh, zmesh, lightMesh, geometry;
|
|
var spheres = [];
|
|
|
|
var directionalLight, pointLight;
|
|
|
|
var mouseX = 0, mouseY = 0;
|
|
|
|
var windowHalfX = window.innerWidth / 2;
|
|
var windowHalfY = window.innerHeight / 2;
|
|
|
|
document.addEventListener( 'mousemove', onDocumentMouseMove, false );
|
|
|
|
init();
|
|
animate();
|
|
|
|
function init() {
|
|
|
|
container = document.createElement( 'div' );
|
|
document.body.appendChild( container );
|
|
|
|
camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 100000 );
|
|
camera.position.z = 3200;
|
|
|
|
cameraCube = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 100000 );
|
|
|
|
scene = new THREE.Scene();
|
|
sceneCube = new THREE.Scene();
|
|
|
|
|
|
var geometry = new THREE.SphereGeometry( 100, 32, 16 );
|
|
|
|
var path = "textures/cube/Park2/";
|
|
var format = '.jpg';
|
|
var urls = [
|
|
path + 'posx' + format, path + 'negx' + format,
|
|
path + 'posy' + format, path + 'negy' + format,
|
|
path + 'posz' + format, path + 'negz' + format
|
|
];
|
|
|
|
|
|
var textureCube = THREE.ImageUtils.loadTextureCube( urls );
|
|
textureCube.format = THREE.RGBFormat;
|
|
|
|
var shader = THREE.FresnelShader;
|
|
var uniforms = THREE.UniformsUtils.clone( shader.uniforms );
|
|
|
|
uniforms[ "tCube" ].value = textureCube;
|
|
|
|
var parameters = { fragmentShader: shader.fragmentShader, vertexShader: shader.vertexShader, uniforms: uniforms };
|
|
var material = new THREE.ShaderMaterial( parameters );
|
|
|
|
for ( var i = 0; i < 500; i ++ ) {
|
|
|
|
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.scale.x = mesh.scale.y = mesh.scale.z = Math.random() * 3 + 1;
|
|
|
|
scene.add( mesh );
|
|
|
|
spheres.push( mesh );
|
|
|
|
}
|
|
|
|
scene.matrixAutoUpdate = false;
|
|
|
|
// Skybox
|
|
|
|
var shader = THREE.ShaderLib[ "cube" ];
|
|
shader.uniforms[ "tCube" ].value = textureCube;
|
|
|
|
var material = new THREE.ShaderMaterial( {
|
|
|
|
fragmentShader: shader.fragmentShader,
|
|
vertexShader: shader.vertexShader,
|
|
uniforms: shader.uniforms,
|
|
side: THREE.BackSide
|
|
|
|
} ),
|
|
|
|
mesh = new THREE.Mesh( new THREE.BoxGeometry( 100000, 100000, 100000 ), material );
|
|
sceneCube.add( mesh );
|
|
|
|
//
|
|
|
|
renderer = new THREE.WebGLRenderer( { antialias: false } );
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
renderer.autoClear = false;
|
|
container.appendChild( renderer.domElement );
|
|
|
|
//
|
|
|
|
window.addEventListener( 'resize', onWindowResize, false );
|
|
|
|
}
|
|
|
|
function onWindowResize() {
|
|
|
|
windowHalfX = window.innerWidth / 2;
|
|
windowHalfY = window.innerHeight / 2;
|
|
|
|
camera.aspect = window.innerWidth / window.innerHeight;
|
|
camera.updateProjectionMatrix();
|
|
|
|
cameraCube.aspect = window.innerWidth / window.innerHeight;
|
|
cameraCube.updateProjectionMatrix();
|
|
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
|
|
}
|
|
|
|
function onDocumentMouseMove( event ) {
|
|
|
|
mouseX = ( event.clientX - windowHalfX ) * 10;
|
|
mouseY = ( event.clientY - windowHalfY ) * 10;
|
|
|
|
}
|
|
|
|
//
|
|
|
|
function animate() {
|
|
|
|
requestAnimationFrame( animate );
|
|
|
|
render();
|
|
|
|
}
|
|
|
|
function render() {
|
|
|
|
var timer = 0.0001 * Date.now();
|
|
|
|
camera.position.x += ( mouseX - camera.position.x ) * .05;
|
|
camera.position.y += ( - mouseY - camera.position.y ) * .05;
|
|
|
|
camera.lookAt( scene.position );
|
|
|
|
cameraCube.rotation.copy( camera.rotation );
|
|
|
|
for ( var i = 0, il = spheres.length; i < il; i ++ ) {
|
|
|
|
var sphere = spheres[ i ];
|
|
|
|
sphere.position.x = 5000 * Math.cos( timer + i );
|
|
sphere.position.y = 5000 * Math.sin( timer + i * 1.1 );
|
|
|
|
}
|
|
|
|
renderer.clear();
|
|
renderer.render( sceneCube, cameraCube );
|
|
renderer.render( scene, camera );
|
|
|
|
}
|
|
|
|
</script>
|
|
|
|
</body>
|
|
</html>
|