C# (CSharp) Polygon2d.ComputeWindingNumber示例

示例#1

文件： Polygon2d.cs 项目： xiaoxiongnpu/aardvark.base

 /// <summary>
 /// Returns true if polygon points are oriented in counter-clockwise order.
 /// </summary>
 public static bool IsCcw(this Polygon2d polygon) => polygon.ComputeWindingNumber() >= 0;

示例#2

 /// <summary>
 /// Returns true if polygon points are oriented in counter-clockwise order.
 /// </summary>
 public static bool IsCcw(this Polygon2d polygon)
 {
     return(polygon.ComputeWindingNumber() >= 0);
 }