Chill the lion

Chill the lion.markdown

Chill the lion

WebGL experiment using ThreeJS. Move the fan and press to make wind, the lion will surely appreciate.

Forked from Karim Maaloul's Pen Chill the lion.

A Pen by Nelson Vassalo on CodePen.

License.

index.html

<div id="world"></div>
<div id="instructions">Press and drag to make wind<br/><span class="lightInstructions">the lion will surely appreciate</span></div>

script.js

// MESSY CODE, WILL BE CLEANED UP SOON!



//THREEJS RELATED VARIABLES 

var scene, 
    camera,
    controls,
    fieldOfView,
  	aspectRatio,
  	nearPlane,
  	farPlane,
    shadowLight, 
    backLight,
    light, 
    renderer,
		container;

//SCENE
var floor, lion, fan,
    sphere,
    isBlowing = false;

//SCREEN VARIABLES

var HEIGHT,
  	WIDTH,
    windowHalfX,
  	windowHalfY,
    mousePos = {x:0,y:0};
    dist = 0;
    angleZ = 0;
    angleY = 0;

//INIT THREE JS, SCREEN AND MOUSE EVENTS

function init(){
  scene = new THREE.Scene();
  HEIGHT = window.innerHeight;
  WIDTH = window.innerWidth;
  aspectRatio = WIDTH / HEIGHT;
  fieldOfView = 60;
  nearPlane = 1;
  farPlane = 2000; 
  camera = new THREE.PerspectiveCamera(
    fieldOfView,
    aspectRatio,
    nearPlane,
    farPlane);
  camera.position.z = 800;  
  camera.position.y = 0;
  camera.lookAt(new THREE.Vector3(0,0,0));    
  renderer = new THREE.WebGLRenderer({alpha: true, antialias: true });
  renderer.setSize(WIDTH, HEIGHT);
  renderer.shadowMapEnabled = true;
  container = document.getElementById('world');
  container.appendChild(renderer.domElement);
  windowHalfX = WIDTH / 2;
  windowHalfY = HEIGHT / 2;
  window.addEventListener('resize', onWindowResize, false);
  document.addEventListener('mousemove', handleMouseMove, false);
  document.addEventListener('mousedown', handleMouseDown, false);
  document.addEventListener('mouseup', handleMouseUp, false);
  document.addEventListener('touchstart', handleTouchStart, false);
	document.addEventListener('touchend', handleTouchEnd, false);
	document.addEventListener('touchmove',handleTouchMove, false);
  /*
  controls = new THREE.OrbitControls( camera, renderer.domElement);
  //*/
}

function onWindowResize() {
  HEIGHT = window.innerHeight;
  WIDTH = window.innerWidth;
  windowHalfX = WIDTH / 2;
  windowHalfY = HEIGHT / 2;
  renderer.setSize(WIDTH, HEIGHT);
  camera.aspect = WIDTH / HEIGHT;
  camera.updateProjectionMatrix();
}

function handleMouseMove(event) {
  mousePos = {x:event.clientX, y:event.clientY};
}

function handleMouseDown(event) {
  isBlowing = true;
}
function handleMouseUp(event) {
  isBlowing = false;
}

function handleTouchStart(event) {
  if (event.touches.length > 1) {
    event.preventDefault();
		mousePos = {x:event.touches[0].pageX, y:event.touches[0].pageY};
    isBlowing = true;
  }
}

function handleTouchEnd(event) {
    mousePos = {x:windowHalfX, y:windowHalfY};
    isBlowing = false;
}

function handleTouchMove(event) {
  if (event.touches.length == 1) {
    event.preventDefault();
		mousePos = {x:event.touches[0].pageX, y:event.touches[0].pageY};
  }
}

function createLights() {
  light = new THREE.HemisphereLight(0xffffff, 0xffffff, .5)
  
  shadowLight = new THREE.DirectionalLight(0xffffff, .8);
  shadowLight.position.set(200, 200, 200);
  shadowLight.castShadow = true;
  shadowLight.shadowDarkness = .2;
 	
  backLight = new THREE.DirectionalLight(0xffffff, .4);
  backLight.position.set(-100, 200, 50);
  backLight.shadowDarkness = .1;
  backLight.castShadow = true;
 	
  scene.add(backLight);
  scene.add(light);
  scene.add(shadowLight);
}

function createFloor(){ 
  floor = new THREE.Mesh(new THREE.PlaneBufferGeometry(1000,500), new THREE.MeshBasicMaterial({color: 0xebe5e7}));
  floor.rotation.x = -Math.PI/2;
  floor.position.y = -100;
  floor.receiveShadow = true;
  scene.add(floor);
}

Sphere = function(){
  var mat = new THREE.MeshBasicMaterial({
    wireframe:true
  });
  var sphGeom = new THREE.SphereGeometry(200, 20, 20);
  var mesh = new THREE.Mesh(sphGeom, mat);
  this.threegroup = new THREE.Group();
  this.threegroup.add(mesh);
}

function createLion(){
  lion = new Lion();
  scene.add(lion.threegroup);
}

function createSphere(){
  sphere = new Sphere();
  sphere.threegroup.position.y = 60;
  scene.add(sphere.threegroup);
}

function createFan(){
  fan = new Fan();
  fan.threegroup.position.z = 350;
  scene.add(fan.threegroup);
}

Fan = function(){
  this.isBlowing = false;
  this.speed = 0;
  this.acc =0;
  this.redMat = new THREE.MeshLambertMaterial ({
    color: 0xad3525, 
    shading:THREE.FlatShading
  });
  this.greyMat = new THREE.MeshLambertMaterial ({
    color: 0x653f4c, 
    shading:THREE.FlatShading
  });
  
  this.yellowMat = new THREE.MeshLambertMaterial ({
    color: 0xfdd276, 
    shading:THREE.FlatShading
  });
  
  var coreGeom = new THREE.BoxGeometry(10,10,20);
  var sphereGeom = new THREE.BoxGeometry(10, 10, 3);
  var propGeom = new THREE.BoxGeometry(10,30,2);
  propGeom.applyMatrix( new THREE.Matrix4().makeTranslation( 0,25,0) );
  
  this.core = new THREE.Mesh(coreGeom,this.greyMat);
  var prop1 = new THREE.Mesh(propGeom, this.redMat);
  prop1.position.z = 15;
  var prop2 = prop1.clone();
  prop2.rotation.z = Math.PI/2;
  var prop3 = prop1.clone();
  prop3.rotation.z = Math.PI;
  var prop4 = prop1.clone();
  prop4.rotation.z = -Math.PI/2;
  
  this.sphere = new THREE.Mesh(sphereGeom, this.yellowMat);
  this.sphere.position.z = 15;
  
  this.propeller = new THREE.Group();
  this.propeller.add(prop1);
  this.propeller.add(prop2);
  this.propeller.add(prop3);
  this.propeller.add(prop4);
  
  this.threegroup = new THREE.Group();
  this.threegroup.add(this.core);
  this.threegroup.add(this.propeller);
  this.threegroup.add(this.sphere);
}

Fan.prototype.update = function(xTarget, yTarget){
  this.threegroup.lookAt(new THREE.Vector3(0,80,60));
  
  this.tPosX = rule3(xTarget, -200, 200, -250, 250);
  this.tPosY = rule3(yTarget, -200, 200, 250, -250);
  
  this.threegroup.position.x += (this.tPosX - this.threegroup.position.x) /10;
  this.threegroup.position.y += (this.tPosY - this.threegroup.position.y) /10;
  
  this.targetSpeed = (this.isBlowing) ? .3 : .01;
  if (this.isBlowing && this.speed < .5){
    this.acc +=.001;
    this.speed += this.acc;
  }else if (!this.isBlowing){
    this.speed *= .98;
  }
  
  this.propeller.rotation.z += this.speed; 
}

Lion = function(){
  this.isDrying = false;
  this.windTime = 0;
  this.bodyInitPositions = [];
  this.maneParts = [];
  this.threegroup = new THREE.Group();
  this.yellowMat = new THREE.MeshLambertMaterial ({
    color: 0xfdd276, 
    shading:THREE.FlatShading
  });
  this.redMat = new THREE.MeshLambertMaterial ({
    color: 0xad3525, 
    shading:THREE.FlatShading
  });
  
  this.pinkMat = new THREE.MeshLambertMaterial ({
    color: 0xe55d2b, 
    shading:THREE.FlatShading
  });
  
  this.whiteMat = new THREE.MeshLambertMaterial ({
    color: 0xffffff, 
    shading:THREE.FlatShading
  });
  
  this.purpleMat = new THREE.MeshLambertMaterial ({
    color: 0x451954, 
    shading:THREE.FlatShading
  });
  
  this.greyMat = new THREE.MeshLambertMaterial ({
    color: 0x653f4c, 
    shading:THREE.FlatShading
  });
  
  this.blackMat = new THREE.MeshLambertMaterial ({
    color: 0x302925, 
    shading:THREE.FlatShading
  });
  
  
  var bodyGeom = new THREE.CylinderGeometry(30,80, 140, 4);
  var maneGeom = new THREE.BoxGeometry(40,40,15);
  var faceGeom = new THREE.BoxGeometry(80,80,80);
  var spotGeom = new THREE.BoxGeometry(4,4,4);
  var mustacheGeom = new THREE.BoxGeometry(30,2,1);
  mustacheGeom.applyMatrix( new THREE.Matrix4().makeTranslation( 15, 0, 0 ) );
  
  var earGeom = new THREE.BoxGeometry(20,20,20);
  var noseGeom = new THREE.BoxGeometry(40,40,20);
  var eyeGeom = new THREE.BoxGeometry(5,30,30);
  var irisGeom = new THREE.BoxGeometry(4,10,10);
  var mouthGeom = new THREE.BoxGeometry(20,20,10);
  var smileGeom = new THREE.TorusGeometry( 12, 4, 2, 10, Math.PI );
  var lipsGeom = new THREE.BoxGeometry(40,15,20);
  var kneeGeom = new THREE.BoxGeometry(25, 80, 80);
  kneeGeom.applyMatrix( new THREE.Matrix4().makeTranslation( 0, 50, 0 ) );
  var footGeom = new THREE.BoxGeometry(40, 20, 20);
  
  // body
  this.body = new THREE.Mesh(bodyGeom, this.yellowMat);
  this.body.position.z = -60;
  this.body.position.y = -30;
  this.bodyVertices = [0,1,2,3,4,10];
  
  for (var i=0;i<this.bodyVertices.length; i++){
    var tv = this.body.geometry.vertices[this.bodyVertices[i]];
    tv.z =70;
    //tv.x = 0;
    this.bodyInitPositions.push({x:tv.x, y:tv.y, z:tv.z});
  }
  
  // knee
  this.leftKnee = new THREE.Mesh(kneeGeom, this.yellowMat);
  this.leftKnee.position.x = 65;
  this.leftKnee.position.z = -20;
  this.leftKnee.position.y = -110;
  this.leftKnee.rotation.z = -.3;
  
  this.rightKnee = new THREE.Mesh(kneeGeom, this.yellowMat);
  this.rightKnee.position.x = -65;
  this.rightKnee.position.z = -20;
  this.rightKnee.position.y = -110;
  this.rightKnee.rotation.z = .3;
  
  // feet
  this.backLeftFoot = new THREE.Mesh(footGeom, this.yellowMat);
  this.backLeftFoot.position.z = 30;
  this.backLeftFoot.position.x = 75;
  this.backLeftFoot.position.y = -90;
  
  this.backRightFoot = new THREE.Mesh(footGeom, this.yellowMat);
  this.backRightFoot.position.z = 30;
  this.backRightFoot.position.x = -75;
  this.backRightFoot.position.y = -90;
  
  this.frontRightFoot = new THREE.Mesh(footGeom, this.yellowMat);
  this.frontRightFoot.position.z = 40;
  this.frontRightFoot.position.x = -22;
  this.frontRightFoot.position.y = -90;
  
  this.frontLeftFoot = new THREE.Mesh(footGeom, this.yellowMat);
  this.frontLeftFoot.position.z = 40;
  this.frontLeftFoot.position.x = 22;
  this.frontLeftFoot.position.y = -90;
  
  // mane
  
  this.mane = new THREE.Group();
  
  for (var j=0; j<4; j++){
    for (var k=0; k<4; k++){
      var manePart = new THREE.Mesh(maneGeom, this.redMat);
      manePart.position.x = (j*40)-60;
      manePart.position.y = (k*40)-60;
      
      var amp;
      var zOffset;
      var periodOffset = Math.random()*Math.PI*2;     
      var angleOffsetY, angleOffsetX;
      var angleAmpY, angleAmpX;
      var xInit, yInit;
      
      
      if ((j==0 && k==0) || (j==0 && k==3) || (j==3 && k==0) || (j==3 && k==3)){
        amp = -10-Math.floor(Math.random()*5);
        zOffset = -5;
      }else if (j==0 || k ==0 || j==3 || k==3){
        amp = -5-Math.floor(Math.random()*5);
        zOffset = 0;
      }else{
        amp = 0;
        zOffset = 0;
      }
      
      this.maneParts.push({mesh:manePart, amp:amp, zOffset:zOffset, periodOffset:periodOffset, xInit:manePart.position.x, yInit:manePart.position.y});
      this.mane.add(manePart);
    }
  }
  
  this.mane.position.y = -10;
  this.mane.position.z = 80;
  //this.mane.rotation.z = Math.PI/4;
  
  // face
  this.face = new THREE.Mesh(faceGeom, this.yellowMat);
  this.face.position.z = 135;
  
  // Mustaches
  
  this.mustaches = [];
  
  this.mustache1 = new THREE.Mesh(mustacheGeom, this.greyMat);
  this.mustache1.position.x = 30;
  this.mustache1.position.y = -5;
  this.mustache1.position.z = 175; 
  this.mustache2 = this.mustache1.clone();
  this.mustache2.position.x = 35;
  this.mustache2.position.y = -12;
  this.mustache3 = this.mustache1.clone();
  this.mustache3.position.y = -19;
  this.mustache3.position.x = 30;  
  this.mustache4 = this.mustache1.clone();
  this.mustache4.rotation.z = Math.PI;
  this.mustache4.position.x = -30;
  this.mustache5 = new THREE.Mesh(mustacheGeom, this.blackMat);
  this.mustache5 = this.mustache2.clone();
  this.mustache5.rotation.z = Math.PI;
  this.mustache5.position.x = -35;
  this.mustache6 = new THREE.Mesh(mustacheGeom, this.blackMat);
  this.mustache6 = this.mustache3.clone();
  this.mustache6.rotation.z = Math.PI;
  this.mustache6.position.x = -30;
  
  this.mustaches.push(this.mustache1);
  this.mustaches.push(this.mustache2);
  this.mustaches.push(this.mustache3);
  this.mustaches.push(this.mustache4);
  this.mustaches.push(this.mustache5);
  this.mustaches.push(this.mustache6);
    
  // spots
  this.spot1 = new THREE.Mesh(spotGeom, this.redMat);
  this.spot1.position.x = 39;
  this.spot1.position.z = 150;
  
  this.spot2 = this.spot1.clone();
  this.spot2.position.z = 160;
  this.spot2.position.y = -10;
  
  this.spot3 = this.spot1.clone();
  this.spot3.position.z = 140;
  this.spot3.position.y = -15;
  
  this.spot4 = this.spot1.clone();
  this.spot4.position.z = 150;
  this.spot4.position.y = -20;
  
  this.spot5 = this.spot1.clone();
  this.spot5.position.x = -39;
  this.spot6 = this.spot2.clone();
  this.spot6.position.x = -39;
  this.spot7 = this.spot3.clone();
  this.spot7.position.x = -39;
  this.spot8 = this.spot4.clone();
  this.spot8.position.x = -39;
    
  // eyes
  this.leftEye = new THREE.Mesh(eyeGeom, this.whiteMat);
  this.leftEye.position.x = 40;
  this.leftEye.position.z = 120;
  this.leftEye.position.y = 25;
  
  this.rightEye = new THREE.Mesh(eyeGeom, this.whiteMat);
  this.rightEye.position.x = -40;
  this.rightEye.position.z = 120;
  this.rightEye.position.y = 25;
  
  // iris
  this.leftIris = new THREE.Mesh(irisGeom, this.purpleMat);
  this.leftIris.position.x = 42;
  this.leftIris.position.z = 120;
  this.leftIris.position.y = 25;
  
  this.rightIris = new THREE.Mesh(irisGeom, this.purpleMat);
  this.rightIris.position.x = -42;
  this.rightIris.position.z = 120;
  this.rightIris.position.y = 25;
  
  // mouth
  this.mouth = new THREE.Mesh(mouthGeom, this.blackMat);
  this.mouth.position.z = 171;
  this.mouth.position.y = -30;
  this.mouth.scale.set(.5,.5,1);
  
  // smile
  this.smile = new THREE.Mesh(smileGeom, this.greyMat);
  this.smile.position.z = 173;  
  this.smile.position.y = -15;
  this.smile.rotation.z = -Math.PI;
  
  // lips
  this.lips = new THREE.Mesh(lipsGeom, this.yellowMat);
  this.lips.position.z = 165;
  this.lips.position.y = -45;
  
   
  // ear
  this.rightEar = new THREE.Mesh(earGeom, this.yellowMat);
  this.rightEar.position.x = -50;
  this.rightEar.position.y = 50;
  this.rightEar.position.z = 105;
  
  this.leftEar = new THREE.Mesh(earGeom, this.yellowMat);
  this.leftEar.position.x = 50;
  this.leftEar.position.y = 50;
  this.leftEar.position.z = 105;
  
  // nose
  this.nose = new THREE.Mesh(noseGeom, this.greyMat);
  this.nose.position.z = 170;
  this.nose.position.y = 25;
  
  // head
  this.head = new THREE.Group();
  this.head.add(this.face);
  this.head.add(this.mane);
  this.head.add(this.rightEar);
  this.head.add(this.leftEar);
  this.head.add(this.nose);
  this.head.add(this.leftEye);
  this.head.add(this.rightEye);
  this.head.add(this.leftIris);
  this.head.add(this.rightIris);
  this.head.add(this.mouth);
  this.head.add(this.smile);
  this.head.add(this.lips);
  this.head.add(this.spot1);
  this.head.add(this.spot2);
  this.head.add(this.spot3);
  this.head.add(this.spot4);
  this.head.add(this.spot5);
  this.head.add(this.spot6);
  this.head.add(this.spot7);
  this.head.add(this.spot8);
  this.head.add(this.mustache1);
  this.head.add(this.mustache2);
  this.head.add(this.mustache3);
  this.head.add(this.mustache4);
  this.head.add(this.mustache5);
  this.head.add(this.mustache6);
  
  
  this.head.position.y = 60;
  
  this.threegroup.add(this.body);
  this.threegroup.add(this.head);
  this.threegroup.add(this.leftKnee);
  this.threegroup.add(this.rightKnee);
  this.threegroup.add(this.backLeftFoot);
  this.threegroup.add(this.backRightFoot);
  this.threegroup.add(this.frontRightFoot);
  this.threegroup.add(this.frontLeftFoot);
    
  this.threegroup.traverse( function ( object ) {
		if ( object instanceof THREE.Mesh ) {
			object.castShadow = true;
			object.receiveShadow = true;
		}
	} );
}

Lion.prototype.updateHead = function(speed){
  
  this.head.rotation.y += (this.tHeagRotY - this.head.rotation.y) / speed;
  this.head.rotation.x += (this.tHeadRotX - this.head.rotation.x) / speed;
  this.head.position.x += (this.tHeadPosX-this.head.position.x) / speed; 
  this.head.position.y += (this.tHeadPosY-this.head.position.y) / speed; 
  this.head.position.z += (this.tHeadPosZ-this.head.position.z) / speed; 
  
  this.leftEye.scale.y += (this.tEyeScale - this.leftEye.scale.y) / (speed*2);
  this.rightEye.scale.y = this.leftEye.scale.y;
  
  this.leftIris.scale.y += (this.tIrisYScale - this.leftIris.scale.y) / (speed*2);
  this.rightIris.scale.y = this.leftIris.scale.y;
  
  this.leftIris.scale.z += (this.tIrisZScale - this.leftIris.scale.z) / (speed*2);
  this.rightIris.scale.z = this.leftIris.scale.z;
  
  this.leftIris.position.y += (this.tIrisPosY - this.leftIris.position.y) / speed;
  this.rightIris.position.y = this.leftIris.position.y;
  this.leftIris.position.z += (this.tLeftIrisPosZ - this.leftIris.position.z) / speed;
  this.rightIris.position.z += (this.tRightIrisPosZ - this.rightIris.position.z) / speed;
  
  this.rightKnee.rotation.z += (this.tRightKneeRotZ - this.rightKnee.rotation.z) / speed;
  this.leftKnee.rotation.z += (this.tLeftKneeRotZ - this.leftKnee.rotation.z) / speed;
  
  this.lips.position.x += (this.tLipsPosX - this.lips.position.x) / speed;
  this.lips.position.y += (this.tLipsPosY - this.lips.position.y) / speed;
  this.smile.position.x += (this.tSmilePosX - this.smile.position.x) / speed;
  this.mouth.position.z += (this.tMouthPosZ - this.mouth.position.z) / speed;
  this.smile.position.z += (this.tSmilePosZ - this.smile.position.z) / speed;
  this.smile.position.y += (this.tSmilePosY - this.smile.position.y) / speed;
  this.smile.rotation.z += (this.tSmileRotZ - this.smile.rotation.z) / speed;
}

Lion.prototype.look = function(xTarget, yTarget){
  this.tHeagRotY = rule3(xTarget, -200, 200, -Math.PI/4, Math.PI/4);
  this.tHeadRotX = rule3(yTarget, -200,200, -Math.PI/4, Math.PI/4);
  this.tHeadPosX = rule3(xTarget, -200, 200, 70,-70);
  this.tHeadPosY = rule3(yTarget, -140, 260, 20, 100);
  this.tHeadPosZ = 0;
  
    
  this.tEyeScale = 1;
  this.tIrisYScale = 1;
  this.tIrisZScale = 1;
  this.tIrisPosY = rule3(yTarget, -200,200, 35,15);
  this.tLeftIrisPosZ = rule3(xTarget, -200, 200, 130, 110);
  this.tRightIrisPosZ = rule3(xTarget, -200, 200, 110, 130);
  
  this.tLipsPosX = 0;
  this.tLipsPosY = -45;
  
  this.tSmilePosX = 0;
  this.tMouthPosZ = 174;
  this.tSmilePosZ = 173;
  this.tSmilePosY = -15;
  this.tSmileRotZ = -Math.PI;
  
  this.tRightKneeRotZ = rule3(xTarget, -200, 200, .3-Math.PI/8, .3+Math.PI/8);
  this.tLeftKneeRotZ = rule3(xTarget, -200, 200, -.3-Math.PI/8, -.3+Math.PI/8)
  
  
  this.updateHead(10);
  
  this.mane.rotation.y = 0;
  this.mane.rotation.x = 0;
 
  for (var i=0; i<this.maneParts.length; i++){
    var m = this.maneParts[i].mesh;
    m.position.z = 0;
    m.rotation.y = 0;
  }
  
  for (var i=0; i<this.mustaches.length; i++){
    var m = this.mustaches[i];
    m.rotation.y = 0;
  }
  
  
  for (var i=0; i<this.bodyVertices.length; i++){
     var tvInit = this.bodyInitPositions[i];
      var tv = this.body.geometry.vertices[this.bodyVertices[i]];
      tv.x = tvInit.x + this.head.position.x;
      //tv.y = this.head.position.y;
      //tv.z = 70;
  }
  this.body.geometry.verticesNeedUpdate = true;
}

Lion.prototype.dry = function(xTarget, yTarget){
  this.tHeagRotY = rule3(xTarget, -200, 200, Math.PI/4, -Math.PI/4);
  this.tHeadRotX = rule3(yTarget, -200,200, Math.PI/4, -Math.PI/4);
  this.tHeadPosX = rule3(xTarget, -200, 200, -70,70);
  this.tHeadPosY = rule3(yTarget, -140, 260, 100, 20);
  this.tHeadPosZ = 100;
  
  this.tEyeScale = 0.1;
  this.tIrisYScale = 0.1;
  this.tIrisZScale = 3;
  
  this.tIrisPosY = 20;
  this.tLeftIrisPosZ = 120;
  this.tRightIrisPosZ = 120;
  
  this.tLipsPosX = rule3(xTarget, -200, 200, -15,15);
  this.tLipsPosY = rule3(yTarget, -200, 200, -45,-40);
  
  this.tMouthPosZ = 168;
  this.tSmilePosX = rule3(xTarget, -200, 200, -15,15); 
  this.tSmilePosY = rule3(yTarget, -200, 200, -20,-8); 
  this.tSmilePosZ = 176;
  this.tSmileRotZ = rule3(xTarget, -200, 200, -Math.PI-.3, -Math.PI+.3);
  
  this.tRightKneeRotZ = rule3(xTarget, -200, 200, .3+Math.PI/8, .3-Math.PI/8);
  this.tLeftKneeRotZ = rule3(xTarget, -200, 200, -.3+Math.PI/8, -.3-Math.PI/8);
   
  this.updateHead(10);
  
  this.mane.rotation.y = -.8*this.head.rotation.y;
  this.mane.rotation.x = -.8*this.head.rotation.x;
 
  
  
  var dt = 20000 / (xTarget*xTarget+yTarget*yTarget);
  dt = Math.max(Math.min(dt,1), .5);
  this.windTime += dt;
  
  for (var i=0; i<this.maneParts.length; i++){
    var m = this.maneParts[i].mesh;
    var amp = this.maneParts[i].amp;
    var zOffset = this.maneParts[i].zOffset;
    var periodOffset = this.maneParts[i].periodOffset;
        
    m.position.z = zOffset + Math.cos(this.windTime+periodOffset)*amp*dt*2;   
  }
  
  this.leftEar.rotation.x = Math.cos(this.windTime)*Math.PI/16*dt; 
  this.rightEar.rotation.x = -Math.cos(this.windTime)*Math.PI/16*dt; 
  
   
  for (var i=0; i<this.mustaches.length; i++){
    var m = this.mustaches[i];
    var amp = (i<3) ? -Math.PI/8 : Math.PI/8;
    m.rotation.y = amp + Math.cos(this.windTime + i)*dt*amp;   
  };
  
  for (var i=0; i<this.bodyVertices.length; i++){
     var tvInit = this.bodyInitPositions[i];
      var tv = this.body.geometry.vertices[this.bodyVertices[i]];
      tv.x = tvInit.x + this.head.position.x;
      //tv.y = this.head.position.y;
      //tv.z = 70;
  }
  this.body.geometry.verticesNeedUpdate = true;
}

function loop(){
  render();
  var xTarget = (mousePos.x-windowHalfX);
  var yTarget= (mousePos.y-windowHalfY);
  
  lion.isDrying = isBlowing;
  fan.isBlowing = isBlowing;
  fan.update(xTarget, yTarget);
  if(isBlowing) {
    lion.dry(xTarget, yTarget);
  }else{
    lion.look(xTarget, yTarget);
  }
  requestAnimationFrame(loop);
}

function render(){
  if (controls) controls.update();
  renderer.render(scene, camera);
}


init();
createLights();
createFloor();
createLion();
createFan();
//createSphere();
loop();


function clamp(v,min, max){
  return Math.min(Math.max(v, min), max);
}

function rule3(v,vmin,vmax,tmin, tmax){
  var nv = Math.max(Math.min(v,vmax), vmin);
  var dv = vmax-vmin;
  var pc = (nv-vmin)/dv;
  var dt = tmax-tmin;
  var tv = tmin + (pc*dt);
  return tv;
  
}

scripts

<script src="//cdnjs.cloudflare.com/ajax/libs/three.js/r70/three.min.js"></script>
<script src="https://s3-us-west-2.amazonaws.com/s.cdpn.io/264161/OrbitControls.js"></script>

style.css

@import url(http://fonts.googleapis.com/css?family=Open+Sans:800);
#world {
  background: #ebe5e7;
  position:absolute;
  width:100%;
  height:100%;
  overflow:hidden;
}
#instructions{
  position:absolute;
  width:100%;
  top:50%;
  margin: auto;
  margin-top:120px;
  font-family:'Open Sans', sans-serif;
  color:#653f4c;
  font-size:.9em;
  text-transform: uppercase;
  text-align : center;
  user-select: none;
}
.lightInstructions {
  color:#993f4c;
  font-size:.8em;
}