title: Reflective material in THREE.js
body: <p>How can I create a material that reflects other shapes from the scene? I have tried the <code>reflectivity</code> property but it didn't reflect anything.</p>
  <p><a href="http://threejs.org/examples/#webgl_shading_physical" rel="nofollow noreferrer">There is an example that seems to have this effect</a></p>
  <p>It doesn't look like standard materials were used to create this.</p>