2D template

with orbitControls, XZgrid, info

by jmcjc5u

HTML

<div id="info">THREE.JS 2D Template
  <br>Right click to move RED dot
</div>
<script src="http://cdnjs.cloudflare.com/ajax/libs/three.js/84/three.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/stats.js/r16/Stats.min.js"></script>

CSS

#info {
  position: absolute;
  top: 0px;
  width: 100%;
  padding: 10px;
  text-align: center;
  color: #ffff00
}

body {
  overflow: hidden;
}

JavaScript

var camera, scene, renderer;
var satellite, angle = 0;
var mousePoint;
var mouse = new THREE.Vector2();
var stats;

init();
animate();

function init() {

  renderer = new THREE.WebGLRenderer({
    antialias: true
  });

  // STATS
  stats = new Stats();
  stats.domElement.style.position = 'absolute';
  stats.domElement.style.top = '0px';
  stats.domElement.style.zIndex = 100;
  document.body.appendChild(stats.domElement);

  renderer.setSize(window.innerWidth, window.innerHeight);
  renderer.setClearColor(0x888888);
  document.body.appendChild(renderer.domElement);

  scene = new THREE.Scene();
  camera = new THREE.OrthographicCamera(-50, 50, 50, -50, -10, 100);
  camera.position.z = 10;

  /////////////////////////////////////////////////////////

  var geometry = new THREE.Geometry();
  geometry.vertices.push(
    new THREE.Vector3(-40, -40, 0),
    new THREE.Vector3(40, -40, 0),
    new THREE.Vector3(40, 40, 0),
    new THREE.Vector3(-40, 40, 0),
    new THREE.Vector3(-40, -40, 0));

  var border = new THREE.Line(geometry, new THREE.LineBasicMaterial({
    color: 0x0000ff
  }));
  scene.add(border);

  satellite = new THREE.Mesh(new THREE.CircleGeometry(1, 10), new THREE.MeshBasicMaterial({
    polygonOffset: true,
    polygonOffsetUnits: 1,
    polygonOffsetFactor: 0
  }));
  scene.add(satellite);

  var background = new THREE.Mesh(new THREE.PlaneGeometry(78, 78), new THREE.MeshBasicMaterial({
    color: 0x888800,
    polygonOffset: true,
    polygonOffsetUnits: 3,
    polygonOffsetFactor: 0
  }));
  scene.add(background);
  //background.position.z = -1;

  mousePoint = new THREE.Mesh(new THREE.CircleGeometry(1, 10),
    new THREE.MeshBasicMaterial({
      color: 0xff0000,
      polygonOffset: true,
      polygonOffsetUnits: 2,
      polygonOffsetFactor: 0
    }));
  scene.add(mousePoint);

  window.addEventListener('resize', onWindowResize, false);
  window.addEventListener('mousedown', onDocumentMouseDown, false);
}

function onWindowResize() {
 ...