JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-3.1.0.js"></script>
<script src="https://rawgit.com/Coburn37/three.js/devBuild/build/three.js"></script>
<script src="https://cdn.rawgit.com/mrdoob/three.js/dev/examples/js/controls/TrackballControls.js"></script>
<canvas id="can" width="800" height="600"></canvas>

JavaScript

//.

//GOTO LINE 73 FOR THE PROBLEM


var getRenderingObjects = function(jCanvas){
  var ret = {};
	ret.renderer = new THREE.WebGLRenderer({canvas : jCanvas[0]});
  ret.renderer.setSize(jCanvas.width(), jCanvas.height());
  
  ret.cam = new THREE.PerspectiveCamera(45, jCanvas.width() / jCanvas.height(), 0.1, 100);
  ret.cam.position.set(0,2,6);
  ret.cam.quaternion.multiply(new THREE.Quaternion().setFromAxisAngle( new THREE.Vector3( 1, 0, 0 ), -Math.PI/8 ));
  
  ret.camControls = new THREE.TrackballControls(ret.cam, ret.renderer.domElement);
  ret.camControls.target.set(0, 0, 0);
  
  return ret;
};

var defaultScene = function(objs){
  objs.scene = new THREE.Scene();
  var light = new THREE.HemisphereLight( 0xffffbb, 0x080820, 1 );
  objs.scene.add( light );
  var directionalLight = new THREE.DirectionalLight( 0xffffff, 0.5 );
  directionalLight.position.set( -2, 1, -1 );
  objs.scene.add( directionalLight );
  
  var lastTime = Date.now();
  objs.renderFunc = function() {
    requestAnimationFrame( this.renderFunc.bind(this) );

    var delta = Date.now() - lastTime;
    this.camControls.update(delta);

    this.renderer.render( this.scene, this.cam );
  };
  
  return objs;
};

var objs = getRenderingObjects($("#can"));
defaultScene(objs);

//== TEST CODE ==
var geo = new THREE.BufferGeometry();
//Generate points on circle
var points = [];
for(i=0; i<20; i++)
{
	points.push(new THREE.Vector3(
    Math.sin(i/20*2*Math.PI),
    Math.cos(i/20*2*Math.PI),
    0));
}

var posArr = [];
for(i=0; i<points.length; i++)
{
  posArr.push(points[i].x, points[i].y, points[i].z);
}
posArr = new window.Float32Array(posArr);
geo.addAttribute("position", new THREE.BufferAttribute( posArr, 3 ));
//index attr - for TriangleStripDrawMode
var idxArr = [];
for(i=0; i<points.length; i++)
{
  var i2 = Math.floor(i / 2);
  var idx = i % 2 === 0 ? i2 : points.length-1-i2;
  idxArr.push(idx);
}
//Changing Uint16Array to Uint8Array will break the example and give a "GL ERROR...