mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-11-15 02:37:55 +01:00
185 lines
4.4 KiB
HTML
Executable File
185 lines
4.4 KiB
HTML
Executable File
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webgl - convex geometry</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<style>
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body {
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font-family: Monospace;
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background-color: #000;
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margin: 0px;
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overflow: hidden;
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}
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</style>
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</head>
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<body>
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<script src="../build/three.min.js"></script>
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<script src="js/geometries/ConvexGeometry.js"></script>
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<script src="js/Detector.js"></script>
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<script src="js/libs/stats.min.js"></script>
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<script>
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if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
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var container, stats;
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var camera, scene, renderer;
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init();
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animate();
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function init() {
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container = document.createElement( 'div' );
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document.body.appendChild( container );
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camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 2000 );
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camera.position.y = 400;
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scene = new THREE.Scene();
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var light, object, materials;
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scene.add( new THREE.AmbientLight( 0x404040 ) );
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light = new THREE.DirectionalLight( 0xffffff );
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light.position.set( 0, 1, 0 );
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scene.add( light );
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var map = THREE.ImageUtils.loadTexture( 'textures/UV_Grid_Sm.jpg' );
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map.wrapS = map.wrapT = THREE.RepeatWrapping;
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map.anisotropy = 16;
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materials = [
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new THREE.MeshLambertMaterial( { map: map } ),
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new THREE.MeshBasicMaterial( { color: 0xffffff, wireframe: true, transparent: true, opacity: 0.1 } )
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];
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// tetrahedron
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var points = [
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new THREE.Vector3( 100, 0, 0 ),
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new THREE.Vector3( 0, 100, 0 ),
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new THREE.Vector3( 0, 0, 100 ),
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new THREE.Vector3( 0, 0, 0 )
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];
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object = THREE.SceneUtils.createMultiMaterialObject( new THREE.ConvexGeometry( points ), materials );
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object.position.set( 0, 0, 0 );
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scene.add( object );
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// cube
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var points = [
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new THREE.Vector3( 50, 50, 50 ),
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new THREE.Vector3( 50, 50, -50 ),
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new THREE.Vector3( -50, 50, -50 ),
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new THREE.Vector3( -50, 50, 50 ),
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new THREE.Vector3( 50, -50, 50 ),
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new THREE.Vector3( 50, -50, -50 ),
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new THREE.Vector3( -50, -50, -50 ),
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new THREE.Vector3( -50, -50, 50 ),
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];
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object = THREE.SceneUtils.createMultiMaterialObject( new THREE.ConvexGeometry( points ), materials );
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object.position.set( -200, 0, -200 );
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scene.add( object );
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// random convex
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points = [];
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for ( var i = 0; i < 30; i ++ ) {
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points.push( randomPointInSphere( 50 ) );
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}
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object = THREE.SceneUtils.createMultiMaterialObject( new THREE.ConvexGeometry( points ), materials );
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object.position.set( -200, 0, 200 );
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scene.add( object );
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object = new THREE.AxisHelper( 50 );
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object.position.set( 200, 0, -200 );
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scene.add( object );
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object = new THREE.ArrowHelper( new THREE.Vector3( 0, 1, 0 ), new THREE.Vector3( 0, 0, 0 ), 50 );
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object.position.set( 200, 0, 400 );
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scene.add( object );
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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container.appendChild( renderer.domElement );
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stats = new Stats();
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stats.domElement.style.position = 'absolute';
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stats.domElement.style.top = '0px';
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container.appendChild( stats.domElement );
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//
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window.addEventListener( 'resize', onWindowResize, false );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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function randomPointInSphere( radius ) {
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return new THREE.Vector3(
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( Math.random() - 0.5 ) * 2 * radius,
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( Math.random() - 0.5 ) * 2 * radius,
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( Math.random() - 0.5 ) * 2 * radius
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);
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}
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function animate() {
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requestAnimationFrame( animate );
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render();
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stats.update();
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}
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function render() {
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var timer = Date.now() * 0.0001;
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camera.position.x = Math.cos( timer ) * 800;
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camera.position.z = Math.sin( timer ) * 800;
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camera.lookAt( scene.position );
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for ( var i = 0, l = scene.children.length; i < l; i ++ ) {
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var object = scene.children[ i ];
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object.rotation.x = timer * 5;
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object.rotation.y = timer * 2.5;
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}
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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