/// <summary> /// 转换为Edge3 /// </summary> /// <param name="edge"></param> /// <returns></returns> public static Edge3 GetEdge3(this IEdge edge) { var vertexS = edge.GetStartVertex() as Vertex; var vertexE = edge.GetEndVertex() as Vertex; return(new Edge3( ((double[])vertexS.GetPoint()).ToVector3(), ((double[])vertexE.GetPoint()).ToVector3())); }