mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-11-16 19:17:57 +01:00
194 lines
4.2 KiB
HTML
Executable File
194 lines
4.2 KiB
HTML
Executable File
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<title>three.js webgl - geometry - extrude shapes</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: #222;
|
|
margin: 0px;
|
|
overflow: hidden;
|
|
}
|
|
a {
|
|
color: #f80;
|
|
}
|
|
</style>
|
|
</head>
|
|
|
|
<body>
|
|
|
|
<script src="../build/three.min.js"></script>
|
|
<script src="js/controls/TrackballControls.js"></script>
|
|
|
|
<script>
|
|
|
|
var container;
|
|
|
|
var camera, scene, renderer, controls;
|
|
|
|
init();
|
|
animate();
|
|
|
|
function init() {
|
|
|
|
var info = document.createElement( 'div' );
|
|
info.style.position = 'absolute';
|
|
info.style.top = '10px';
|
|
info.style.width = '100%';
|
|
info.style.textAlign = 'center';
|
|
info.style.color = '#fff';
|
|
info.style.link = '#f80';
|
|
info.innerHTML = '<a href="http://threejs.org" target="_blank">three.js</a> webgl - geometry extrude shapes';
|
|
document.body.appendChild( info );
|
|
|
|
renderer = new THREE.WebGLRenderer();
|
|
renderer.setClearColor( 0x222222 );
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
document.body.appendChild( renderer.domElement );
|
|
|
|
scene = new THREE.Scene();
|
|
|
|
camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 1000 );
|
|
camera.position.set( 0, 0, 500 );
|
|
|
|
controls = new THREE.TrackballControls( camera, renderer.domElement );
|
|
controls.minDistance = 200;
|
|
controls.maxDistance = 500;
|
|
|
|
scene.add( new THREE.AmbientLight( 0x222222 ) );
|
|
|
|
var light = new THREE.PointLight( 0xffffff );
|
|
light.position.copy( camera.position );
|
|
scene.add( light );
|
|
|
|
//
|
|
|
|
var closedSpline = new THREE.ClosedSplineCurve3( [
|
|
new THREE.Vector3( -60, -100, 60 ),
|
|
new THREE.Vector3( -60, 20, 60 ),
|
|
new THREE.Vector3( -60, 120, 60 ),
|
|
new THREE.Vector3( 60, 20, -60 ),
|
|
new THREE.Vector3( 60, -100, -60 )
|
|
] );
|
|
|
|
var extrudeSettings = {
|
|
steps : 100,
|
|
bevelEnabled : false,
|
|
extrudePath : closedSpline
|
|
};
|
|
|
|
|
|
var pts = [], count = 3;
|
|
|
|
for ( var i = 0; i < count; i ++ ) {
|
|
|
|
var l = 20;
|
|
|
|
var a = 2 * i / count * Math.PI;
|
|
|
|
pts.push( new THREE.Vector2 ( Math.cos( a ) * l, Math.sin( a ) * l ) );
|
|
|
|
}
|
|
|
|
var shape = new THREE.Shape( pts );
|
|
|
|
var geometry = new THREE.ExtrudeGeometry( shape, extrudeSettings );
|
|
|
|
var material = new THREE.MeshLambertMaterial( { color: 0xb00000, wireframe: false } );
|
|
|
|
var mesh = new THREE.Mesh( geometry, material );
|
|
|
|
scene.add( mesh );
|
|
|
|
|
|
//
|
|
|
|
|
|
var randomPoints = [];
|
|
|
|
for ( var i = 0; i < 10; i ++ ) {
|
|
|
|
randomPoints.push( new THREE.Vector3( ( i - 4.5 ) * 50, THREE.Math.randFloat( - 50, 50 ), THREE.Math.randFloat( - 50, 50 ) ) );
|
|
|
|
}
|
|
|
|
var randomSpline = new THREE.SplineCurve3( randomPoints );
|
|
|
|
//
|
|
|
|
var extrudeSettings = {
|
|
steps : 200,
|
|
bevelEnabled : false,
|
|
extrudePath : randomSpline
|
|
};
|
|
|
|
|
|
var pts = [], numPts = 5;
|
|
|
|
for ( var i = 0; i < numPts * 2; i ++ ) {
|
|
|
|
var l = i % 2 == 1 ? 10 : 20;
|
|
|
|
var a = i / numPts * Math.PI;
|
|
|
|
pts.push( new THREE.Vector2 ( Math.cos( a ) * l, Math.sin( a ) * l ) );
|
|
|
|
}
|
|
|
|
var shape = new THREE.Shape( pts );
|
|
|
|
var geometry = new THREE.ExtrudeGeometry( shape, extrudeSettings );
|
|
|
|
var material2 = new THREE.MeshLambertMaterial( { color: 0xff8000, wireframe: false } );
|
|
|
|
var mesh = new THREE.Mesh( geometry, material2 );
|
|
|
|
scene.add( mesh );
|
|
|
|
|
|
//
|
|
|
|
|
|
var materials = [ material, material2 ];
|
|
|
|
var extrudeSettings = {
|
|
amount : 20,
|
|
steps : 1,
|
|
material : 1,
|
|
extrudeMaterial : 0,
|
|
bevelEnabled : true,
|
|
bevelThickness : 2,
|
|
bevelSize : 4,
|
|
bevelSegments : 1,
|
|
};
|
|
|
|
var geometry = new THREE.ExtrudeGeometry( shape, extrudeSettings );
|
|
|
|
var mesh = new THREE.Mesh( geometry, new THREE.MeshFaceMaterial( materials ) );
|
|
|
|
mesh.position.set( 50, 100, 50 );
|
|
|
|
scene.add( mesh );
|
|
|
|
}
|
|
|
|
function animate() {
|
|
|
|
requestAnimationFrame( animate );
|
|
|
|
controls.update();
|
|
|
|
renderer.render( scene, camera );
|
|
|
|
}
|
|
|
|
</script>
|
|
|
|
</body>
|
|
|
|
</html>
|