public void method_0()
{
for (double?nullable = this.class28_0.method_4(); nullable.HasValue; nullable = this.class28_0.method_4())
{
this.double_1 = nullable.Value;
bool flag = false;
while (this.class103_0 != null && this.class103_0.point2D_0.Y == this.double_1)
{
VattiClipper2DV3.Class100 edge1 = new VattiClipper2DV3.Class100((VattiClipper2DV3.Class102) this.class103_0, this.class103_0.class102_0);
edge1.double_2 = edge1.point2D_0.X;
VattiClipper2DV3.Class100 edge2 = new VattiClipper2DV3.Class100((VattiClipper2DV3.Class102) this.class103_0, this.class103_0.class102_1);
int index = this.list_1.BinarySearch(edge1, (IComparer <VattiClipper2DV3.Class100>)VattiClipper2DV3.Class100.Class101.class101_0);
if (index < 0)
{
index = ~index;
}
this.list_1.Insert(index, edge1);
this.list_1.Insert(index + 1, edge2);
this.method_1(edge1);
this.method_1(edge2);
this.class103_0 = this.class103_0.class103_0;
flag = true;
}
if (flag && this.class103_0 != null)
{
this.class28_0.TryAdd(this.class103_0.point2D_0.Y);
}
this.list_3.Clear();
this.double_0 = double.NegativeInfinity;
for (this.int_0 = 0; this.int_0 < this.list_1.Count; ++this.int_0)
{
VattiClipper2DV3.Class100 edge = this.list_1[this.int_0];
if (edge.double_2 != this.double_0 && !double.IsNegativeInfinity(this.double_0))
{
this.method_3();
}
this.double_0 = edge.double_2;
if (edge.point2D_0.Y == this.double_1)
{
this.method_2(edge);
}
else if (edge.point2D_1.Y == this.double_1)
{
if (edge.class102_1.class102_0 != null)
{
this.method_2(new VattiClipper2DV3.Class100(edge.class102_1, edge.class102_1.class102_0));
}
}
else
{
this.method_5(edge);
}
}
this.method_3();
List <VattiClipper2DV3.Class100> list1 = this.list_1;
this.list_1 = this.list_3;
this.list_3 = list1;
}
}
private void method_2(VattiClipper2DV3.Class100 edge)
{
if (edge.IsHorizontal)
{
this.list_2.Add(edge);
}
else
{
edge.method_0();
edge.double_2 = edge.point2D_0.X;
this.method_5(edge);
this.class28_0.TryAdd(edge.point2D_1.Y);
}
}
private void method_1(VattiClipper2DV3.Class100 edge)
{
while (edge.IsHorizontal && edge.class102_1.class102_0 != null)
{
edge = new VattiClipper2DV3.Class100(edge.class102_1, edge.class102_1.class102_0);
edge.double_2 = edge.point2D_0.X;
int index = this.list_1.BinarySearch(edge, (IComparer <VattiClipper2DV3.Class100>)VattiClipper2DV3.Class100.Class101.class101_0);
if (index < 0)
{
index = ~index;
}
this.list_1.Insert(index, edge);
}
}
internal void method_5(VattiClipper2DV3.Class100 edge)
{
bool flag = false;
for (int index = this.list_3.Count - 1; index >= 0; --index)
{
if (edge.double_2 >= this.list_3[index].double_2)
{
this.list_3.Insert(index + 1, edge);
flag = true;
break;
}
}
if (flag)
{
return;
}
this.list_3.Insert(0, edge);
}