public bool Equals(YuPengClipper.Edge e)
{
bool flag = e == null;
return(!flag && YuPengClipper.VectorEqual(this.EdgeStart, e.EdgeStart) && YuPengClipper.VectorEqual(this.EdgeEnd, e.EdgeEnd));
}
private static PolyClipError BuildPolygonsFromChain(List <YuPengClipper.Edge> simplicies, out List <Vertices> result)
{
result = new List <Vertices>();
PolyClipError polyClipError = PolyClipError.None;
PolyClipError result2;
while (simplicies.Count > 0)
{
Vertices vertices = new Vertices();
vertices.Add(simplicies[0].EdgeStart);
vertices.Add(simplicies[0].EdgeEnd);
simplicies.RemoveAt(0);
bool flag = false;
int num = 0;
int count = simplicies.Count;
while (!flag && simplicies.Count > 0)
{
bool flag2 = YuPengClipper.VectorEqual(vertices[vertices.Count - 1], simplicies[num].EdgeStart);
if (flag2)
{
bool flag3 = YuPengClipper.VectorEqual(simplicies[num].EdgeEnd, vertices[0]);
if (flag3)
{
flag = true;
}
else
{
vertices.Add(simplicies[num].EdgeEnd);
}
simplicies.RemoveAt(num);
num--;
}
else
{
bool flag4 = YuPengClipper.VectorEqual(vertices[vertices.Count - 1], simplicies[num].EdgeEnd);
if (flag4)
{
bool flag5 = YuPengClipper.VectorEqual(simplicies[num].EdgeStart, vertices[0]);
if (flag5)
{
flag = true;
}
else
{
vertices.Add(simplicies[num].EdgeStart);
}
simplicies.RemoveAt(num);
num--;
}
}
bool flag6 = !flag;
if (flag6)
{
bool flag7 = ++num == simplicies.Count;
if (flag7)
{
bool flag8 = count == simplicies.Count;
if (flag8)
{
result = new List <Vertices>();
Debug.WriteLine("Undefined error while building result polygon(s).");
result2 = PolyClipError.BrokenResult;
return(result2);
}
num = 0;
count = simplicies.Count;
}
}
}
bool flag9 = vertices.Count < 3;
if (flag9)
{
polyClipError = PolyClipError.DegeneratedOutput;
Debug.WriteLine("Degenerated output polygon produced (vertices < 3).");
}
result.Add(vertices);
}
result2 = polyClipError;
return(result2);
}