mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-11-15 02:37:55 +01:00
178 lines
3.8 KiB
HTML
Executable File
178 lines
3.8 KiB
HTML
Executable File
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<title>three.js canvas - lines - random</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;
|
|
}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
|
|
<script src="../build/three.min.js"></script>
|
|
|
|
<script src="js/renderers/Projector.js"></script>
|
|
<script src="js/renderers/CanvasRenderer.js"></script>
|
|
|
|
<script>
|
|
|
|
var mouseX = 0, mouseY = 0,
|
|
|
|
windowHalfX = window.innerWidth / 2,
|
|
windowHalfY = window.innerHeight / 2,
|
|
|
|
SEPARATION = 200,
|
|
AMOUNTX = 10,
|
|
AMOUNTY = 10,
|
|
|
|
camera, scene, renderer;
|
|
|
|
init();
|
|
animate();
|
|
|
|
function init() {
|
|
|
|
var container, separation = 100, amountX = 50, amountY = 50,
|
|
particles, particle;
|
|
|
|
container = document.createElement('div');
|
|
document.body.appendChild(container);
|
|
|
|
camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 1, 10000 );
|
|
camera.position.z = 100;
|
|
|
|
scene = new THREE.Scene();
|
|
|
|
renderer = new THREE.CanvasRenderer();
|
|
renderer.setPixelRatio( window.devicePixelRatio );
|
|
renderer.setSize( window.innerWidth, window.innerHeight );
|
|
container.appendChild( renderer.domElement );
|
|
|
|
// particles
|
|
|
|
var PI2 = Math.PI * 2;
|
|
var material = new THREE.SpriteCanvasMaterial( {
|
|
|
|
color: 0xffffff,
|
|
program: function ( context ) {
|
|
|
|
context.beginPath();
|
|
context.arc( 0, 0, 0.5, 0, PI2, true );
|
|
context.fill();
|
|
|
|
}
|
|
|
|
} );
|
|
|
|
var geometry = new THREE.Geometry();
|
|
|
|
for ( var i = 0; i < 100; i ++ ) {
|
|
|
|
particle = new THREE.Sprite( material );
|
|
particle.position.x = Math.random() * 2 - 1;
|
|
particle.position.y = Math.random() * 2 - 1;
|
|
particle.position.z = Math.random() * 2 - 1;
|
|
particle.position.normalize();
|
|
particle.position.multiplyScalar( Math.random() * 10 + 450 );
|
|
particle.scale.x = particle.scale.y = 10;
|
|
scene.add( particle );
|
|
|
|
geometry.vertices.push( particle.position );
|
|
|
|
}
|
|
|
|
// lines
|
|
|
|
var line = new THREE.Line( geometry, new THREE.LineBasicMaterial( { color: 0xffffff, opacity: 0.5 } ) );
|
|
scene.add( line );
|
|
|
|
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 );
|
|
|
|
renderer.render( scene, camera );
|
|
|
|
}
|
|
|
|
</script>
|
|
</body>
|
|
</html>
|