AMI - Lesson 02

Mesh. author(s): Nicolas Rannou (github)

by nicolasrannou

HTML

<div id="container"></div>

<script>
  // create THREE Namespace
  var THREE = THREE || {};
</script>

<script type="text/javascript"  src="https://cdn.rawgit.com/mrdoob/three.js/master/examples/js/loaders/STLLoader.js"></script>


<!-- Tools -->
<script src="https://use.edgefonts.net/source-code-pro.js"></script>
<script type="text/javascript" src="https://cdn.rawgit.com/dataarts/dat.gui/master/build/dat.gui.min.js"></script>
<script type="text/javascript" src="https://cdn.rawgit.com/mrdoob/stats.js/master/build/stats.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/babel-polyfill/6.16.0/polyfill.min.js"></script>

<!-- THREEJS -->
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r83/three.min.js"></script>


<!-- AMI CDN -->
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/ami.js//0.0.14/ami.min.js"></script>
        
      

<!-- ANALYTICS -->
<script>
  (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
  (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
  m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
  })(window,document,'script','https://www.google-analytics.com/analytics.js','ga');

  ga('create', 'UA-39303022-3', 'auto');
  var page = '/ami/lessons/02';
  ga('send', 'pageview', page);

</script>

CSS

body{
  font-family: source-code-pro, sans-serif;
  color:#F9F9F9;
  background-color: #212121
}

#container {
  background-color: #000;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  position: absolute;
  width: 100%;
  height: 100%;
  overflow:hidden;
}

JavaScript

/* globals AMI*/

// VJS classes we will be using in this lesson
var LoadersVolume = AMI.default.Loaders.Volume;
var ControlsTrackball = AMI.default.Controls.Trackball;
var HelpersStack = AMI.default.Helpers.Stack;

// Setup renderer
var container = document.getElementById('container');
var renderer = new THREE.WebGLRenderer({
    antialias: true,
    logarithmicDepthBuffer: false,
  });
renderer.setSize(container.offsetWidth, container.offsetHeight);
renderer.setClearColor(0x353535, 1);
renderer.setPixelRatio(window.devicePixelRatio);
// configuration to work with clip CAP
renderer.autoClear=false;
renderer.localClippingEnabled = true;

container.appendChild(renderer.domElement);

// Setup scene
var scene = new THREE.Scene();

// Setup clip scene
var sceneClip = new THREE.Scene();
var clipPlane = new THREE.Plane(new THREE.Vector3(0, 0, 0), 0); // The plane to do clip!

// Setup camera
var camera = new THREE.PerspectiveCamera(
  45, container.offsetWidth / container.offsetHeight, 0.1, 1000000);
camera.position.x = 150;
camera.position.y = 150;
camera.position.z = 100;

// Setup controls
var controls = new ControlsTrackball(camera, container);

/**
 * Handle window resize
 */
function onWindowResize() {
  camera.aspect = container.offsetWidth / container.offsetHeight;
  camera.updateProjectionMatrix();

  renderer.setSize(container.offsetWidth, container.offsetHeight);
}
window.addEventListener('resize', onWindowResize, false);

// Setup lights
var particleLight = new THREE.Mesh(
  new THREE.SphereBufferGeometry(4, 8, 8),
  new THREE.MeshBasicMaterial({color: 0xffffff}));
scene.add(particleLight);

scene.add(new THREE.AmbientLight(0x222222));

var directionalLight = new THREE.DirectionalLight(0xffffff, 1);
directionalLight.position.set(1, 1, 1).normalize();
scene.add(directionalLight);

var pointLight = new THREE.PointLight(0xffffff, 2, 800);
particleLight.add(pointLight);

// Load STL model
var loaderSTL = new...