examples/example44.html

<!DOCTYPE html>
<html>
 <head> 
  <title>Example 44 - UV mapping</title> 
  <style>
    body{
      margin: 0;
      overflow: hidden;
    }

    #stats {  /* Align stats top-left */
      position: absolute;
      left: 0px;
      top: 0px;
    }
  </style> 
  </head>
  <body>
  <!-- JavaScript libraries -->
  <script src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> 
  <script src="http://cdnjs.cloudflare.com/ajax/libs/three.js/r67/three.js"></script>
  <script src="http://cdnjs.cloudflare.com/ajax/libs/stats.js/r11/Stats.min.js"></script>
  <script src="http://cdnjs.cloudflare.com/ajax/libs/dat-gui/0.5/dat.gui.min.js"></script>
  <script src="assets/libs/OBJLoader.js"></script> 
  <!-- Javascript code that runs our Three.js examples --> 
  <script>
    // once everything is loaded, we run our Three.js stuff.
    $(function () { 
      var stats = initStats();

      // create a scene, that will hold all our elements such as objects, cameras and lights.
      var scene = new THREE.Scene();

      // create a camera, which defines where we're looking at.
      var camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 0.1, 1000);

      // create a render and set the size
      var webGLRenderer = new THREE.WebGLRenderer();
      webGLRenderer.setClearColor(0xffffff, 1.0);
      webGLRenderer.setSize(window.innerWidth, window.innerHeight);

      // position and point the camera to the center of the scene
      camera.position.set(-30,40,50);
      camera.lookAt(new THREE.Vector3(0, 0, 0));

      // add spotlight for the shadows
      var spotLight = new THREE.SpotLight(0xffffff);
      spotLight.position.set(-30, 60, 50);
      spotLight.intensity = 1.5;
      scene.add(spotLight);

      // add the output of the renderer to the html element
      $('body').append(webGLRenderer.domElement);

      // call the render function
      var step = 0;

      // setup the control gui
      var controls = new function () {
        // we need the first child, since it's a multimaterial
        this.loadCube1 = function () {
          var loader = new THREE.OBJLoader();
          loader.load('assets/models/UVCube1.obj', function (obj) {
            if (mesh) { scene.remove(mesh); }
            var material = new THREE.MeshLambertMaterial({color: 0xffffff});
            var texture = THREE.ImageUtils.loadTexture("assets/textures/ash_uvgrid01.jpg");
            material.map = texture;

            obj.children[0].material = material;

            mesh = obj;
            mesh.scale.set(15, 15, 15);
            scene.add(mesh);
          });
        };

        this.loadCube2 = function () {
          var loader = new THREE.OBJLoader();
          loader.load('assets/models/UVCube2.obj', function (obj) {
            if (mesh) { scene.remove(mesh); }
            var material = new THREE.MeshLambertMaterial({color: 0xffffff});
            var texture = THREE.ImageUtils.loadTexture("assets/textures/ash_uvgrid01.jpg");
            material.map = texture;

            obj.children[0].material = material;

            mesh = obj;
            mesh.scale.set(15, 15, 15);
            mesh.rotation.x = -0.3;

            scene.add(mesh);
          });
        };

      }

      var gui = new dat.GUI();
      gui.add(controls, 'loadCube1');
      gui.add(controls, 'loadCube2');
      var mesh;

      controls.loadCube1();

      render();


      function render() {
        stats.update();

        if (mesh) {
          mesh.rotation.y += 0.006;
          mesh.rotation.x += 0.006;
        }

        // render using requestAnimationFrame
        requestAnimationFrame(render);
        webGLRenderer.render(scene, camera);
      }
      function initStats() {
        stats = new Stats();
        stats.setMode(0); // 0: fps, 1: ms
        $('body').append(stats.domElement);
        return stats;
      }
    });
  </script>  
 </body>
</html>