three打造小鸡跟随鼠标交互效果-html代码-BFW代码库

代码语言：html

所属分类：三维

代码描述：three打造小鸡跟随鼠标交互效果

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">

<style>
@import url(https://fonts.googleapis.com/css?family=Open+Sans:800);
#world {
  background: #e0dacd;
  position:absolute;
  width:100%;
  height:100%;
  overflow:hidden;
}
#instructions{
  position:absolute;
  width:100%;
  top:50%;
  margin: auto;
  margin-top:50px;
  font-family:'Open Sans', sans-serif;
  color:#b75505;
  font-size:.9em;
  text-transform: uppercase;
  text-align : center;
}
.lightInstructions {
  color:#b59b63;
  font-size:.8em;
}

#credits{
  position:absolute;
  width:100%;
  margin: auto;
  bottom:0;
  margin-bottom:20px;
  font-family:'Open Sans', sans-serif;
  color:#b59b63;
  font-size:0.7em;
  text-transform: uppercase;
  text-align : center;
}
#credits a {
  color:#b59b63;
}
</style>

</head>
<body translate="no">
<div id="world"></div>
<div id="instructions">^<br />Move the head of this bird<br /><span class="lightInstructions">and watch how the 2 others<br />interact with him</span></div>
<div id="credits">

</div>

<script type="text/javascript" src="http://repo.bfw.wiki/bfwrepo/js/three.72.js"></script>
<script src='http://repo.bfw.wiki/bfwrepo/js/TweenMax.min.js'></script>
<script src='http://repo.bfw.wiki/bfwrepo/js/OrbitControls.js'></script>
<script >
//THREEJS RELATED VARIABLES 

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

//SCENE
var floor, brid1, bird2;

//SCREEN VARIABLES

var HEIGHT,
WIDTH,
windowHalfX,
windowHalfY,
mousePos = { x: 0, y: 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 = 1000;
  camera.position.y = 300;
  camera.lookAt(new THREE.Vector3(0, 0, 0));
  renderer = new THREE.WebGLRenderer({ alpha: true, antialias: true });
  renderer.setPixelRatio(window.devicePixelRatio);
  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('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 handleTouchStart(event) {
  if (event.touches.length > 1) {
    event.preventDefault();
    mousePos = { x: event.touches[0].pageX, y: event.touches[0].pageY };
  }
}

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

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);
}

//BIRD

Bird = function () {

  this.rSegments = 4;
  this.hSegments = 3;
  this.cylRay = 120;
  this.bodyBirdInitPositions = [];
  this.vAngle = this.hAngle = 0;
  this.normalSkin = { r: 255 / 255, g: 222 / 255, b: 121 / 255 };
  this.shySkin = { r: 255 / 255, g: 157 / 255, b: 101 / 255 };
  this.color = { r: this.normalSkin.r, g: this.normalSkin.g, b: this.normalSkin.b };
  this.side = "left";

  this.shyAngles = { h: 0, v: 0 };
  this.behaviourInterval;
  this.intervalRunning = false;

  this.threegroup = new THREE.Group();

  // materials
  this.yellowMat = new THREE.MeshLambertMaterial({
    color: 0xffde79,
    shading: THREE.FlatShading });

  this.whiteMat = new THREE.MeshLambertMaterial({
    color: 0xffffff,
    shading: THREE.FlatShading });

  this.blackMat = new THREE.MeshLambertMaterial({
    color: 0x000000,
    shading: THREE.FlatShading });

  this.orangeMat = new THREE.MeshLambertMaterial({
    color: 0xff5535,
    shading: THREE.FlatShading });


  //WINGS

  this.wingLeftGroup = new THREE.Group();
  this.wingRightGroup = new THREE.Group();

  var wingGeom = new THREE.BoxGeometry(60, 60, 5);
  var wingLeft = new THREE.Mesh(wingGeom, this.yellowMat);
  this.wingLeftGroup.add(wingLeft);
  this.wingLeftGroup.position.x = 70;
  this.wingLeftGroup.position.z = 0;
  this.wingLeftGroup.rotation.y = Math.PI / 2;
  wingLeft.rotation.x = -Math.PI / 4;
  var wingRight = new THREE.Mesh(wingGeom, this.yellowMat);
  this.wingRightGroup.add(wingRight);
  this.wingRightGroup.position.x = -70;
  this.wingRightGroup.position.z = 0;
  this.wingRightGroup.rotation.y = -Math.PI / 2;
  wingRight.rotation.x = -Math.PI / 4;

  //BODY

  var bodyGeom = new THREE.CylinderGeometry(40, 70, 200, this.rSegments, this.hSegments);
  this.bodyBird = new THREE.Mesh(bodyGeom, this.yellowMat);
  this.bodyBird.position.y = 70;

  this.bodyVerticesLength = (this.rSegments + 1) * this.hSegments;
  for (var i = 0; i < this.bodyVerticesLength; i++) {
    var tv = this.bodyBird.geometry.vertices[i];
    this.bodyBirdInitPositions.push({ x: tv.x, y: tv.y, z: tv.z });
  }

  this.threegroup.add(this.bodyBird);
  this.threegroup.add(this.wingLeftGroup);
  this.threegroup.add(this.wingRightGroup);


  // EYES

  this.face = new THREE.Group();
  var eyeGeom = new THREE.BoxGeometry(60, 60, 10);
  var irisGeom = new THREE.BoxGeometry(10, 10, 10);

  this.leftEye = new THREE.Mesh(eyeGeom, this.whiteMat);
  this.leftEye.position.x = -30;
  this.leftEye.position.y = 120;
  this.leftEye.position.z = 35;
  this.leftEye.rotation.y = -Math.PI / 4;

  this.leftIris = new THREE.Mesh(irisGeom, this.blackMat);
  this.leftIris.position.x = -30;
  this.leftIris.position.y = 120;
  this.leftIris.position.z = 40;
  this.leftIris.rotation.y = -Mat.........完整代码请登录后点击上方下载按钮下载查看