homework10

by omgazero

HTML

<div id="info">
  homework10
</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>
<script src="https://cdnjs.cloudflare.com/ajax/libs/stats.js/r16/Stats.min.js"></script>

<script src="https://rawgit.com/jyunming-chen/tutsplus/master/js/text2D.js"></script>

CSS

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

body {
  overflow: hidden;
}

JavaScript

var frame, scene, light, camera, renderer, controls, stats;
var angle = 0, text, textcolor, turns = 0, turn;


init();
animate();


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

  scene = new THREE.Scene();

  camera = new THREE.PerspectiveCamera(60, window.innerWidth / window.innerHeight, 1, 10000);
  camera.position.y = 120;
  camera.position.z = 200;

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

  stats = new Stats();
  stats.showPanel(0);
  stats.domElement.style.position = 'absolute';
  stats.domElement.style.left = '0px';
  stats.domElement.style.top = '0px';
  document.body.appendChild(stats.domElement);


  light = new THREE.PointLight(0x000000);
  light.position.set(100, 300, 200);
  scene.add(light);
  
  frame = new THREE.Object3D();
  frame.add( new THREE.Mesh(  new THREE.CylinderGeometry(20, 20, 10, 20),   new THREE.MeshNormalMaterial()) );
  scene.add(frame);
  
  
  /// text2D
  var Text2D = THREE_Text.MeshText2D;
  var SpriteText2D = THREE_Text.SpriteText2D;
  var textAlign = THREE_Text.textAlign;
  
  textcolor = new THREE.Color('#0000ff');
  
  text = new SpriteText2D("CENTER", {
    align: textAlign.center,
    font: '20px Arial',
    fillStyle: textcolor.getStyle(),
    antialias: false
  });
	frame.add(text);
  text.position.set(0, 50, 0);
  
  
  
  turn = new SpriteText2D( '第' + turns.toString() + '圈', {
  	align: textAlign.center,
    font: '20px Arial',
    fillStyle: '#0000ff',
    antialias: false
  });
  turn.position.set(0, 0, 110);
  scene.add(turn);
  ///
  
  
  
  var gridXZ = new THREE.GridHelper(200, 20, 'red', 'white');
  scene.add(gridXZ);
}

function animate() {
	angle += 0.05;
  stats.begin();
  controls.update();
  
  stats.end();
  requestAnimationFrame(animate);
  render();
  
  changeColor();
  frame.position.set (60*Math.cos(angle), 5,...