OrbitControls & Resize

buttons

by otorineko6790

HTML

<div id="info">My Second Three.js
  <br/> turning, buttons, orbitControls, resize
  <br/>
  <br/>
  <button id="toggle" style="width:20%">Toggle Turn</button>
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r78/three.min.js"></script>
<script src="https://threejs.org/examples/js/controls/OrbitControls.js">


</script>
<script src="https://code.jquery.com/jquery-2.1.4.min.js"></script>

CSS

#info {
  position: absolute;
  top: 2%;
  width: 100%;
  padding: 10px;
  text-align: center;
  color: #ffff00
}

body {
  overflow: hidden;
}

JavaScript

var scene, renderer, camera;
var controls;
var mesh, angle = 0,
  turn = false;

init();
animate();

$("#toggle").click(function() {
  turn = !turn;
});
function buildSH(){
	
  var obj = new THREE.Object3D();
  var geometry = new THREE.RingGeometry(0.1, 25, 30, 30, 4.2, 1);
  var material = new THREE.MeshBasicMaterial({color: 0x000000, side: THREE.DoubleSide});
  
  var point = new THREE.Mesh(geometry, material);
  var stick = new THREE.Mesh(new THREE.BoxGeometry(10, 100, 1), material);
  
	obj.add(stick);
  obj.add(point);
  point.position.y = 70;
	return obj;
}
var SH;
function init() {
  scene = new THREE.Scene();
  renderer = new THREE.WebGLRenderer();
  renderer.setSize(window.innerWidth, window.innerHeight);
  renderer.setClearColor(0x888888);
  document.body.appendChild(renderer.domElement);

  camera = new THREE.PerspectiveCamera(50, window.innerWidth / window.innerHeight, 1, 1000);
  camera.position.z = -500;
  controls = new THREE.OrbitControls(camera, renderer.domElement);

  var geometry = new THREE.BoxGeometry(10, 100, 1);
  var material = new THREE.MeshBasicMaterial({
    color : 0x00ff00
    //wireframe: true
  });
	var gridXZ = new THREE.GridHelper(100, 10, 'red', 'white');
  scene.add(gridXZ);
  //mesh = new THREE.Mesh(geometry, material);
  //scene.add(mesh);
  //mesh.position.z = 10;
	//
  SH = buildSH();
  scene.add(SH);
	//
  window.addEventListener('resize', onWindowResize, false);
}

function onWindowResize() {
  camera.aspect = window.innerWidth / window.innerHeight;
  camera.updateProjectionMatrix();
  renderer.setSize(window.innerWidth, window.innerHeight);
}

function animate() {
  controls.update();
  if (turn)
    /**/angle += Math.PI/1800;
    //mesh.position.set(50*Math.cos(angle), 0, 0);
  	SH.position.set(-50*Math.sin(angle), 50*Math.cos(angle), 0);
    SH.rotation.z = angle;
    //SH.geometry = new THREE.RingGeometry (0.1, 25, 32, 2, Math.PI/2, angle);

  requestAnimationFrame(animate);
  renderer.render(scene, camera);
}