three实现三维沙漠飞鸟展翅飞翔动画效果代码-html代码-BFW代码库

three实现三维沙漠飞鸟展翅飞翔动画效果代码

代码语言：html

所属分类：三维

代码描述：three实现三维沙漠飞鸟展翅飞翔动画效果代码，可设置阳光的强度。

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">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">

		<style>
			body {
				color: #444;
			}
			a {
				color: #08f;
			}
		</style>
	</head>
	<body>

		<div id="container"></div>
		<div id="info">

			<button id="hemisphereButton">toggle hemisphere light</button>
			<button id="directionalButton">toggle directional light</button>
		</div>

		<script type="x-shader/x-vertex" id="vertexShader">

			varying vec3 vWorldPosition;

			void main() {

				vec4 worldPosition = modelMatrix * vec4( position, 1.0 );
				vWorldPosition = worldPosition.xyz;

				gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );

			}

		</script>

		<script type="x-shader/x-fragment" id="fragmentShader">

			uniform vec3 topColor;
			uniform vec3 bottomColor;
			uniform float offset;
			uniform float exponent;

			varying vec3 vWorldPosition;

			void main() {

				float h = normalize( vWorldPosition + offset ).y;
				gl_FragColor = vec4( mix( bottomColor, topColor, max( pow( max( h , 0.0), exponent ), 0.0 ) ), 1.0 );

			}

		</script>

		<!-- Import maps polyfill -->
		<!-- Remove this when import maps will be widely supported -->
		<script async type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/es-module-shims.1.3.6.js"></script>


		<script type="importmap">
			{
				"imports": {
					"three": "//repo.bfw.wiki/bfwtool/build/three.module.js"
				}
			}
		</script>

		<script type="module">

			import * as THREE from 'three';

			import Stats from '//repo.bfw.wiki/bfwtool/examples/jsm/libs/stats.module.js';

			import { GLTFLoader } from '//repo.bfw.wiki/bfwtool/examples/jsm/loaders/GLTFLoader.js';


			let camera, scene, renderer;
			const mixers = [];
			let stats;

			const clock = new THREE.Clock();

			init();
			animate();

			function init() {

				const container = document.getElementById( 'container' );

				camera = new THREE.PerspectiveCamera( 30, window.innerWidth / window.innerHeight, 1, 5000 );
				camera.position.set( 0, 0, 250 );

				scene = new THREE.Scene();
				scene.background = new THREE.Color().setHSL( 0.6, 0, 1 );
				scene.fog = new THREE.Fog( scene.background, 1, 5000 );

				// LIGHTS

				const hemiLight = new THREE.HemisphereLight( 0xffffff, 0xffffff, 0.6 );
				hemiLight.color.setHSL( 0.6, 1, 0.6 );
				hemiLight.groundColor.setHSL( 0.095, 1, 0.75 );
				hemiLight.position.set( 0, 50, 0 );
				scene.add( hemiLight );

				const hemiLightHelper = new THREE.HemisphereLightHelper( hemiLight, 10 );
				scene.add( hemiLightHelper );

				//

				const dirLight = new THREE.DirectionalLight( 0xffffff, 1 );
				dirLight.color.setHSL( 0.1, 1, 0.95 );
				dirLight.position.set( - 1, 1.75, 1 );
				dirLight.position.multiplyScalar( 30 );
				scene.add( dirLight );

				dirLight.castShadow = true;

				dirLight.shadow.mapSize.width = 2048;
				dirLight.shadow.mapSize.height = 2048;

				const d = 50;

				dirLight.shadow.camera.left = - d;
				dirLight.shadow.camera.right = d;
				dirLight.shadow.camera.top = d;
				dirLight.shadow.camera.bottom = - d;

				dirLight.shadow.camera.far = 3500;
				dirLi.........完整代码请登录后点击上方下载按钮下载查看