cssAudio - Activefile-genericCSS - ActiveGeneric - ActiveHTML - ActiveImage - ActiveJS - ActiveSVG - ActiveText - Activefile-genericVideo - ActiveLovehtmlicon-new-collectionicon-personicon-teamlog-outoctocatpop-outspinnerstartv

Pen Settings

CSS Base

Vendor Prefixing

Add External CSS

These stylesheets will be added in this order and before the code you write in the CSS editor. You can also add another Pen here, and it will pull the CSS from it. Try typing "font" or "ribbon" below.

Quick-add: + add another resource

Add External JavaScript

These scripts will run in this order and before the code in the JavaScript editor. You can also link to another Pen here, and it will run the JavaScript from it. Also try typing the name of any popular library.

Quick-add: + add another resource

Code Indentation

     

Save Automatically?

If active, Pens will autosave every 30 seconds after being saved once.

Auto-Updating Preview

If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.

            
              body {
  background-image: starfield(3, 30);
  background-repeat: repeat;
  background-size: 400px 400px;
  background-color: #000;
  margin: 0;
  overflow: hidden;
  padding: 0;
}
            
          
!
            
              /**
 * @file
 * The main scene.
 */

/**
 * Define constants.
 */
const TEXTURE_PATH = 'https://s3-us-west-2.amazonaws.com/s.cdpn.io/123879/';

/**
 * Set our global variables.
 */
var camera,
    scene,
    renderer,
    effect,
    controls,
    element,
    container,
    rotationPoint;

var textureFlare0;
var textureFlare2;
var textureFlare3;

document.addEventListener( 'mousemove', onDocumentMouseMove, false );

init();
animate(); 

/**
 * Initializer function.
 */
function init() {
  // Build the container
  container = document.createElement( 'div' );
  document.body.appendChild( container );
  
  // Create the scene.
  scene = new THREE.Scene();
  
  // Create a rotation point.
  rotationPoint = new THREE.Object3D();
  rotationPoint.position.set( 0, 0, 1000 );
  scene.add(rotationPoint);
  
    // Create the camera.
  camera = new THREE.PerspectiveCamera(
   50, // Angle
    window.innerWidth / window.innerHeight, // Aspect Ratio.
    1, // Near view.
    23000 // Far view.
  );
  rotationPoint.add( camera );

  // Build the renderer.
  renderer = new THREE.WebGLRenderer( { antialias: true, alpha: true } );
  element = renderer.domElement;
  renderer.setSize( window.innerWidth, window.innerHeight );
  renderer.shadowMap.enabled;
  container.appendChild( element );
  
  // Build the controls.
  controls = new THREE.OrbitControls( camera, element );
  controls.enablePan = true;
  controls.enableZoom = true; 
  controls.maxDistance = 4000; 
  controls.minDistance = 1000;
  controls.target.copy( new THREE.Vector3( 0, 0, -100 ) );
  
  function setOrientationControls(e) {
    if (!e.alpha) {
     return;
    }

    controls = new THREE.DeviceOrientationControls( camera );
    controls.connect();

    window.removeEventListener('deviceorientation', setOrientationControls, true);
  }
  window.addEventListener('deviceorientation', setOrientationControls, true);
  
  // Ambient lights
  var ambient = new THREE.AmbientLight( 0x222222 );
  scene.add( ambient );

  // The sun.
  var light = new THREE.PointLight( 0xffffff, 1, 10000, 0 );
  light.position.set( -8000, 0, 0 );
  scene.add( light );
  
  // Add the skymap.
  addSkybox();
  
  // Add the sun.
  createSun(-11600, 0, 0);
  
  // Create a lensflare effect.
  createLensflare(-11400, 0, 0);
  
  // Add the sun.
  createSun(-11600, 4000, 5500);
  
  // Create a lensflare effect.
  createLensflare(-11400, 4000, 5500);
  
  // Add the sun.
  createSun(11600, 0, 0);
  
  // Create a lensflare effect.
  createLensflare(11400, 0, 0);
  
    // Add the sun.
  createSun(11600, -4000, 5500);
  
  // Create a lensflare effect.
  createLensflare(11400, -4000, 5500);
  
  // Add the sun.
  createSun(0, 0, -11600);
  
  // Create a lensflare effect.
  createLensflare(0, 0, -11400);
  
    // Add the sun.
  createSun(5500, 4000, -11600);
  
  // Create a lensflare effect.
  createLensflare(5500, 4000, -11400);
  
  // Add the sun.
  createSun(0, 0, 11600);
  
  // Create a lensflare effect.
  createLensflare(0, 0, 11400);
  
    // Add the sun.
  createSun(11600, 0, 11600);
  
  // Create a lensflare effect.
  createLensflare(11400, 0, 11400);
  
      // Add the sun.
  createSun(11600, 0, -11600);
  
  // Create a lensflare effect.
  createLensflare(11400, 0, -11400);
  
      // Add the sun.
  createSun(-11600, 0, -11600);
  
  // Create a lensflare effect.
  createLensflare(-11400, 0, -11400);
  
  // Add the sun.
  createSun(-11600, 0, 11600);
  
  // Create a lensflare effect.
  createLensflare(-11400, 0, 11400);
  
  // Add the sun.
  createSun(0, -11600, 0);
  
  // Create a lensflare effect.
  createLensflare(0, -11400, 0);
  
  // Add the sun.
  createSun(0, 11600, 0);
  
  // Create a lensflare effect.
  createLensflare(0, 11400, 0);
  
  
  window.addEventListener('resize', onWindowResize, false);
}

/**
 * Events to fire upon window resizing.
 */
function onWindowResize() {
  camera.aspect = window.innerWidth / window.innerHeight;
  camera.updateProjectionMatrix();
  renderer.setSize(window.innerWidth, window.innerHeight);
}

/**
 * Add the sun to the scene.
 */
function createSun(x, y, z) {
  // Add the Sun sphere model.
  var sunGeometry = new THREE.SphereGeometry( 100, 16, 16 );

  // Create the Sun materials.
  var sunMaterial = new THREE.MeshLambertMaterial({
    color: '#ffff55',
    emissive: '#ffff55',
  });

  sun = new THREE.Mesh( sunGeometry, sunMaterial );
  sun.castShadow = false;
  sun.receiveShadow = false;
  sun.position.set( x, y, z );
  sun.rotation.y = Math.PI;

  // Add the Sun to the scene.
  scene.add( sun );
}

/**
 * Updates to apply to the scene while running.
 */
function update() {
  camera.updateProjectionMatrix();
  
  rotationPoint.rotation.y -= 0.0015;
}

/**
 * Render the scene.
 */
function render() {
  renderer.render(scene, camera);
}

/**
 * Animate the scene.
 */
function animate() {
  requestAnimationFrame(animate);
  update();
  render();
}

/**
 * Add the skybox, the stars wrapper.
 */
function addSkybox() {
  var urlPrefix = TEXTURE_PATH;
  var urls = [
    urlPrefix + 'test.jpg',
    urlPrefix + 'test.jpg',
    urlPrefix + 'test.jpg',
    urlPrefix + 'test.jpg',
    urlPrefix + 'test.jpg',
    urlPrefix + 'test.jpg',
  ];

  var loader = new THREE.CubeTextureLoader();
  loader.setCrossOrigin( 'https://s.codepen.io' );
  
  var textureCube = loader.load( urls );
  textureCube.format = THREE.RGBFormat;

  var shader = THREE.ShaderLib[ "cube" ];
  shader.uniforms[ "tCube" ].value = textureCube;

  var material = new THREE.ShaderMaterial( {
    fragmentShader: shader.fragmentShader,
    vertexShader: shader.vertexShader,
    uniforms: shader.uniforms,
    depthWrite: false,
    side: THREE.BackSide
  } );

  var geometry = new THREE.BoxGeometry( 20000, 20000, 20000 );

  var skybox = new THREE.Mesh( geometry, material );
  //skybox.position.x = -30;

  scene.add( skybox );
}

/**
 * Create the lens flare effect.
 * 
 * Code from https://threejs.org/examples/webgl_lensflares.html
 */
function createLensflare(x, y, z) {
  var textureLoader = new THREE.TextureLoader();
  textureLoader.setCrossOrigin( 'https://s.codepen.io' );
  textureFlare0 = textureLoader.load( TEXTURE_PATH + "sun.png" );
  textureFlare2 = textureLoader.load( TEXTURE_PATH + "lensflare2.png" );
  textureFlare3 = textureLoader.load( TEXTURE_PATH + "lensflare3.png" );

  addLight( 0.55, 0.9, 0.5, x, y, z );  
}

/**
 * Add the lens flare to the scene.
 * 
 * Code from https://threejs.org/examples/webgl_lensflares.html
 */
function addLight( h, s, l, x, y, z ) {
  var flareColor = new THREE.Color( 0xffffff );
  flareColor.setHSL( h, s, l + 0.5 );

  var lensFlare = new THREE.LensFlare( textureFlare0, 700, 0.0, THREE.AdditiveBlending, flareColor );

  lensFlare.add( textureFlare3, 60, 0.6, THREE.AdditiveBlending );
  lensFlare.add( textureFlare3, 70, 0.7, THREE.AdditiveBlending );
  lensFlare.add( textureFlare3, 120, 0.9, THREE.AdditiveBlending );
  lensFlare.add( textureFlare3, 70, 1.0, THREE.AdditiveBlending );

  lensFlare.customUpdateCallback = lensFlareUpdateCallback;
  lensFlare.position.set( x, y, z );

  scene.add( lensFlare );
}

/**
 * Update the lens flare.
 * 
 * Code from https://threejs.org/examples/webgl_lensflares.html
 */
function lensFlareUpdateCallback( object ) {
  var f, fl = object.lensFlares.length;
  var flare;
  var vecX = -object.positionScreen.x * 2;
  var vecY = -object.positionScreen.y * 2;

  for( f = 0; f < fl; f++ ) {
    flare = object.lensFlares[ f ];
    flare.x = object.positionScreen.x + vecX * flare.distance;
    flare.y = object.positionScreen.y + vecY * flare.distance;
    flare.rotation = 0;
  }

  object.lensFlares[ 2 ].y += 0.025;
  object.lensFlares[ 3 ].rotation = object.positionScreen.x * 0.5 + THREE.Math.degToRad( 45 );
}

function onDocumentMouseMove( event ) {
  event.preventDefault();
  //mouse.x = ( event.clientX / window.innerWidth ) * 2 - 1;
  //mouse.y = - ( event.clientY / window.innerHeight ) * 2 + 1;
}
            
          
!
999px
Loading ..................

Console