public static WMesh2D_Mesh Mesh_SingleRim(ref WEntity2D[] Rim, string Name, ref WMesh2D_Para MP)
{
WShapeRim2D Shape = Rim_Output(ref Rim, MP.Path, Name);
if (Shape == null)
{
return(null);
}
Poly_SingleRim(Shape.Count, MP.Path, Name);
WMesh2D_Mesh Mesh = Mesh2D_TriangleMesh.Triangle_Mesh(ref MP, Name); /////调用
if (Mesh == null)
{
return(null);
}
Mesh.Shapes.Add(Shape);
Mesh.Input_Bound(Shape.Xmin, Shape.Xmax, Shape.Ymin, Shape.Ymax);
return(Mesh);
}
/// 返回值为自由节点组成的圈圈，用于显示，用于SingleRim
private static WShapeRim2D Rim_Output(ref WEntity2D[] Rim_Curves, string Path, string Name)
{
for (int i = 0; i < Rim_Curves.Length; i++)
{
if (((WCurve2D)Rim_Curves[i]).Meshed_Check == false)
{
return(null); /////如果有线没有Mesh则返回-1
}
}
StreamWriter Sw = new System.IO.StreamWriter(Path + Name + ".rim");
int[] Sorts = Geos2D_Other.Sort_Curves(Rim_Curves);
int Num;
bool Tc; /////判断某条线是否首尾颠倒,true为颠倒，false为不颠倒
WCurve2D C;
List <WPoint2D> Ps;
List <int> Ns = new List <int>();
WShapeRim2D Shape = new WShapeRim2D(Color.Black, 1f);
int N = 0;
int QuanI = N;
///////处理第一条线///////
Num = 0;
C = (WCurve2D)Rim_Curves[Num];
Ps = new List <WPoint2D>();
for (int i = 0; i < C.Nodes.Count; i++)
{
Ps.Add(C.Nodes[i]); /////将Curve的Node复制出来至Ps
}
Ps.RemoveAt(0); /////去掉起点，因为最后一条线包含该点
N = WMFuncs2D.NsID_App(ref Ps, ref Ns, N); /////形成节点编号
WMFuncs2D.Ns_Out(ref Ps, ref Ns, false, 0, ref Sw);
Shape.Add_Ps(ref Ps, ref Ns, false, 0);
//////处理中间线//////////
for (int i = 1; i <= Sorts.Length - 1; i++)
{
Num = (int)(Math.Floor((double)(Sorts[i] / 2)));
if (Sorts[i] - 2 * Num == 0)
{
Tc = false;
}
else
{
Tc = true; /////首尾颠倒则为true
}
Ps = new List <WPoint2D>();
C = (WCurve2D)Rim_Curves[Num];
for (int j = 0; j < C.Nodes.Count; j++)
{
Ps.Add(C.Nodes[j]); /////将Curve的Node复制出来至Ps
}
WMFuncs2D.Points_Reverse(ref Ps, Tc); /////翻转点集
Ps.RemoveAt(0); /////去掉起点
N = WMFuncs2D.NsID_App(ref Ps, ref Ns, N); /////定义节点编号
WMFuncs2D.Ns_Out(ref Ps, ref Ns, false, 0, ref Sw); /////输出
Shape.Add_Ps(ref Ps, ref Ns, false, 0);
}
Sw.Close();
return(Shape);
}