mirror of
https://github.com/jiawanlong/Cesium-Examples.git
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75 lines
2.5 KiB
HTML
75 lines
2.5 KiB
HTML
<!--********************************************************************
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* by jiawanlong
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*********************************************************************-->
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8" />
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<style>
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* {
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margin: 0;
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padding: 0;
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overflow: hidden;
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}
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</style>
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</head>
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<body>
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<div id="webgl" style="margin-top: 200px;margin-left: 100px;"></div>
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<script type="importmap">
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{
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"imports": {
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"three": "./../../libs/three/build/three.module.js"
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three';
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// 1、影响哪些材质
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// 不影响：MeshBasicMaterial（基础）
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// 影像： MeshLambertMaterial（漫反射）、MeshPhongMaterial（高光）、MeshPhysicalMaterial（物理）、MeshStandardMaterial（物理）
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// 2、光源（分类、颜色、强度、衰减、位置）
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// PointLight（点光源）、SpotLight（聚光灯）、DirectionalLight（平行光）、AmbientLight（环境光）
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// 场景
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const scene = new THREE.Scene();// 创建场景
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const geometry = new THREE.BoxGeometry(100, 100, 100); //几何体
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const material = new THREE.MeshLambertMaterial(); //材质
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const mesh = new THREE.Mesh(geometry, material); //网格模型
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mesh.position.set(0, 10, 0); //网格模型位置
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scene.add(mesh); //场景添加网格模型
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// AxesHelper
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const axesHelper = new THREE.AxesHelper(150);
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scene.add(axesHelper);
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// ---------光源-----------
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const directionalLight = new THREE.DirectionalLight(0xff00ff, 1.0); //颜色、强度
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directionalLight.position.set(100, 0, 200); //位置
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scene.add(directionalLight); //点光源添加到场景中
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// -----------光源参考线-----------
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const dirLightHelper = new THREE.DirectionalLightHelper(directionalLight, 5, 0xff0000);
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scene.add(dirLightHelper);
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// 相机
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const camera = new THREE.PerspectiveCamera(); //相机
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camera.position.set(200, 200, 200); //相机位置
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camera.lookAt(0, 10, 0); //相机观察位置
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// 渲染器
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const renderer = new THREE.WebGLRenderer(); // 创建渲染器
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renderer.setSize(800, 500); //渲染区域
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renderer.render(scene, camera); //执行渲染
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document.getElementById('webgl').appendChild(renderer.domElement);
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</script>
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</body>
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</html> |