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threejs-stars
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<style> | |
body { | |
background-color: #ffffff; | |
margin: 0; | |
overflow: hidden; | |
} | |
</style> | |
</head> | |
<body> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r73/three.min.js"></script> | |
<script> | |
var camera, scene, renderer; | |
var geometry, material, mesh; | |
function setup() { | |
var W = window.innerWidth, H = window.innerHeight; | |
renderer = new THREE.WebGLRenderer(); | |
renderer.setSize( W, H ); | |
document.body.appendChild( renderer.domElement ); | |
camera = new THREE.PerspectiveCamera( 50, W/H, 1, 10000 ); | |
camera.position.z = 500; | |
scene = new THREE.Scene(); | |
// paste your code from the geometryGUI here | |
geometry = new THREE.Geometry(); | |
for ( i = 0; i < 10; i ++ ) { | |
var vertex = new THREE.Vector3(); | |
vertex.x = Math.round((1000 * Math.random() - 500)/20)*20; | |
vertex.y = Math.round((1000 * Math.random() - 500)/20)*20; | |
vertex.z = Math.round((1000 * Math.random() - 500)/20)*20; | |
geometry.vertices.push( vertex ); | |
} | |
material = new THREE.PointsMaterial( { size: 2, sizeAttenuation: false, transparent: true } ); | |
material.color.setHex( ); | |
particles = new THREE.Points( geometry, material ); | |
particles.sortParticles = true; | |
scene.add( particles ); | |
} | |
var color = [10, 100, 200] | |
function draw() { | |
camera.position.x = Math.sin( Date.now() * 0.003 ) * 10 | |
+ Math.cos( Date.now() * 0.003 ) * 10; | |
camera.position.y = Math.cos( Date.now() * 0.006 ) * 10; | |
camera.rotation.z = Math.cos( Date.now() * 0.00006 ) * 50 +500; | |
color = color.map(function(d, i){ return (d + 1 + i) % 256 }) | |
geometry = new THREE.Geometry(); | |
material.color.set( new THREE.Color(color[2], color[2], color[2])) | |
material.color.set( new THREE.Color('red')) | |
for ( i = 0; i < 60; i ++ ) { | |
var vertex = new THREE.Vector3(); | |
vertex.x = Math.round((1000 * Math.random() - 500)/20)*20; | |
vertex.y = Math.round((1000 * Math.random() - 500)/20)*20; | |
vertex.z = Math.round((1000 * Math.random() - 500)/20)*20; | |
geometry.vertices.push( vertex ); | |
} | |
particles = new THREE.Points( geometry, material ); | |
particles.sortParticles = true; | |
scene.add( particles ); | |
requestAnimationFrame( draw ); | |
renderer.render( scene, camera ); | |
} | |
setup(); | |
draw(); | |
</script> | |
</body> | |
</html> |
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