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@joshamburn
Created August 11, 2014 13:04
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A Pen by Xanmia.
<script id="vertexShader" type="x-shader/x-vertex">
// Uniforms
uniform float time;
varying vec3 vNormal;
void main(void) {
vec3 v = position;
vNormal = normal;
v.z += cos(2.0 * position.x + (time)) * 4085.5;
gl_Position = projectionMatrix *
modelViewMatrix *
vec4(v, 1.0);
}
</script>
<script id="fragmentShader" type="x-shader/x-fragment">
varying vec3 vNormal;
uniform float time;
void main(void) {
vec3 light = vec3(0.1, .9, .1);
light = normalize(light);
float dProd = max(0.2, dot(vNormal, light));
gl_FragColor = vec4(dProd, // R
dProd, // G
dProd, // B
1.0); // A
}
</script>
var vertexHeight = 15000;
var planeDefinition = 100;
var planeSize = 1245000;
var totalObjects = 50000;
var frame = 0;
var container = document.createElement('div');
document.body.appendChild( container );
var camera = new THREE.PerspectiveCamera(55, window.innerWidth / window.innerHeight,1, 400000)
camera.position.z = 550000;
camera.position.y =10000;
camera.lookAt( new THREE.Vector3(0,6000,0) );
var scene = new THREE.Scene();
scene.fog = new THREE.Fog( 0x23233f, 1, 300000 );
var uniforms =
{
time: { type: "f", value: 0.0 }
};
var material = new THREE.ShaderMaterial( {
uniforms: uniforms,
vertexShader: document.getElementById( 'vertexShader' ).textContent,
fragmentShader: document.getElementById( 'fragmentShader' ).textContent,
wireframe: true,
fog: false
} );
var plane = new THREE.Mesh( new THREE.PlaneGeometry( planeSize, planeSize, planeDefinition, planeDefinition ), material );
plane.rotation.x -=Math.PI*.5;
scene.add( plane );
var geometry = new THREE.Geometry();
for (i = 0; i < totalObjects; i ++)
{
var vertex = new THREE.Vector3();
vertex.x = Math.random()*planeSize-(planeSize*.5);
vertex.y = (Math.random()*100000)+10000;
vertex.z = Math.random()*planeSize-(planeSize*.5);
geometry.vertices.push( vertex );
}
var material = new THREE.ParticleBasicMaterial( { size: 200 });
var particles = new THREE.ParticleSystem( geometry, material );
scene.add( particles );
var renderer = new THREE.WebGLRenderer();
renderer.setSize(window.innerWidth, window.innerHeight);
container.appendChild( renderer.domElement );
render();
function render() {
requestAnimationFrame( render );
camera.position.z -= 150;
uniforms.time.value = frame;
frame += .04;
// dateVerts();
renderer.render( scene, camera );
}
body{
background-color: #000000;
margin: 0px;
overflow: hidden;
background-image: radial-gradient(ellipse farthest-corner at center top, #23233f 0%, #000000 60%);
}
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