three.js 源码注释(七十八)extras/geometries/IcosahedronGeometry.js
2015-01-31 01:20
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俺也是刚开始学,好多地儿肯定不对还请见谅.
以下代码是THREE.JS 源码文件中extras/geometries/IcosahedronGeometry.js文件的注释.
更多更新在 : https://github.com/omni360/three.js.sourcecode
商域无疆 (http://blog.csdn.net/omni360/)
本文遵循“署名-非商业用途-保持一致”创作公用协议
转载请保留此句:商域无疆 - 本博客专注于 敏捷开发及移动和物联设备研究:数据可视化、GOLANG、Html5、WEBGL、THREE.JS,否则,出自本博客的文章拒绝转载或再转载,谢谢合作。
以下代码是THREE.JS 源码文件中extras/geometries/IcosahedronGeometry.js文件的注释.
更多更新在 : https://github.com/omni360/three.js.sourcecode
本文遵循“署名-非商业用途-保持一致”创作公用协议
转载请保留此句:商域无疆 - 本博客专注于 敏捷开发及移动和物联设备研究:数据可视化、GOLANG、Html5、WEBGL、THREE.JS,否则,出自本博客的文章拒绝转载或再转载,谢谢合作。
俺也是刚开始学,好多地儿肯定不对还请见谅.
以下代码是THREE.JS 源码文件中extras/geometries/IcosahedronGeometry.js文件的注释.
更多更新在 : https://github.com/omni360/three.js.sourcecode
/** * @author timothypratley / https://github.com/timothypratley */ /* ///IcosahedronGeometry用来在三维空间内创建一个二十面体对象. /// /// 用法: var geometry = new THREE.IcosahedronGeometry(70); /// var material = new THREE.MeshBasicMaterial({color: 0x00ff00}); /// var icos = new THREE.Mesh(geometry,material); /// scene.add(icos); */ ///<summary>IcosahedronGeometry</summary> ///<param name ="radius" type="float">二十面体半径</param> ///<param name ="detail" type="int">细节因子,默认为0,当超过0将会有更多的顶点,当前的几何体就不会是二十面体,当参数detail大于1,将会变成一个球体.</param> THREE.IcosahedronGeometry = function ( radius, detail ) { this.parameters = { radius: radius, //二十面体半径 detail: detail //细节因子,默认为0,当超过0将会有更多的顶点,当前的几何体就不会是二十面体,当参数detail大于1,将会变成一个球体 }; var t = ( 1 + Math.sqrt( 5 ) ) / 2; var vertices = [ - 1, t, 0, 1, t, 0, - 1, - t, 0, 1, - t, 0, 0, - 1, t, 0, 1, t, 0, - 1, - t, 0, 1, - t, t, 0, - 1, t, 0, 1, - t, 0, - 1, - t, 0, 1 ]; //顶点数组 var indices = [ 0, 11, 5, 0, 5, 1, 0, 1, 7, 0, 7, 10, 0, 10, 11, 1, 5, 9, 5, 11, 4, 11, 10, 2, 10, 7, 6, 7, 1, 8, 3, 9, 4, 3, 4, 2, 3, 2, 6, 3, 6, 8, 3, 8, 9, 4, 9, 5, 2, 4, 11, 6, 2, 10, 8, 6, 7, 9, 8, 1 ]; //指数. THREE.PolyhedronGeometry.call( this, vertices, indices, radius, detail ); //调用PolyhedronGeometry对象的call方法,将原本属于Geometry的方法交给当前对象IcosahedronGeometry来使用. }; /************************************************* ****下面是IcosahedronGeometry对象的方法属性定义,继承自Geometry对象. **************************************************/ THREE.IcosahedronGeometry.prototype = Object.create( THREE.Geometry.prototype );
商域无疆 (http://blog.csdn.net/omni360/)
本文遵循“署名-非商业用途-保持一致”创作公用协议
转载请保留此句:商域无疆 - 本博客专注于 敏捷开发及移动和物联设备研究:数据可视化、GOLANG、Html5、WEBGL、THREE.JS,否则,出自本博客的文章拒绝转载或再转载,谢谢合作。
以下代码是THREE.JS 源码文件中extras/geometries/IcosahedronGeometry.js文件的注释.
更多更新在 : https://github.com/omni360/three.js.sourcecode
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