HUD

with RingGeometry

by Leoooo

HTML

<div id="info">HUD as Frame Border
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/84/three.min.js"></script>
<script src="https://threejs.org/examples/js/controls/OrbitControls.js">


</script>

CSS

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

body {
  overflow: hidden;
}

JavaScript

var scene, camera, renderer;
var sceneHUD, cameraHUD, controls;

init();
animate();

function init() {

  scene = new THREE.Scene();

  camera = new THREE.PerspectiveCamera(50, window.innerWidth / window.innerHeight, 1, 10000);
  camera.position.z = 200;
  cameraHUD = new THREE.OrthographicCamera(-10, 10, 10, -10, -10, 1600);
  cameraHUD.position.z = 1580;

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

  controls = new THREE.OrbitControls(camera, renderer.domElement);

  var light = new THREE.PointLight(0xffffff);
  light.position.set(100, 300, 200);
  scene.add(light);

  var gridXZ = new THREE.GridHelper(200, 20, 'red', 'white');
  scene.add(gridXZ);

  //////////////////////////////////////////////////////////
  var cube1 = new THREE.Mesh(new THREE.BoxGeometry(20, 20, 20),
    new THREE.MeshLambertMaterial({
      color: 0xff1234
    }));
  cube1.position.x = -60;
  scene.add(cube1);

  var cube2 = cube1.clone();
  cube2.material = new THREE.MeshLambertMaterial({
    color: 0x2134ff
  });
  cube2.position.x = 60;
  scene.add(cube2);

  //////////////////////////////////////////////////////////
  sceneHUD = new THREE.Scene();

  var fframe = new THREE.Mesh(new THREE.PlaneGeometry(20, 2), new THREE.MeshBasicMaterial({
    color: 0xffff34,
    opacity: 0.3,
    transparent: true,
    depthTest: false
  }));
  var fup = fframe.clone();
  fup.position.set(0, 9, 0);
  var fdown = fframe.clone();
  fdown.position.set(0, -9, 0);
  sceneHUD.add(fup);
  sceneHUD.add(fdown);

  renderer.autoClear = false;
}

function animate() {
  controls.update();
  requestAnimationFrame(animate);

	//	renderer.autoClear = false;
  renderer.clear(true);
  renderer.render(scene, camera);
  renderer.render(sceneHUD, cameraHUD);
}