public void Reset()
{
start_int = null;
mid_int = null;
end_int = null;
midDegen = false;
Up = null;
Down = null;
useStart = true;
// TODO: Reset contPrev here too
for (; contNext != null; contNext = contNext.contNext)
{
endPt = contNext.endPt;
}
}
public SingleLL(Segment i, SingleLL n)
{
item = i;
next = n;
}
private static void RecordEndIntersections(BundleTree oldEqTree, BundleTree newEqTree)
{
int intCount = -1;
SingleLL intptr = null;
Segment prev = null;
for (Bundle bptr = oldEqTree.Top; bptr != null; bptr = bptr.PurpleDown)
{
for (Segment sptr = bptr.Top; sptr != null; sptr = sptr.Down)
{
intCount++;
if (intptr == null)
{
intptr = new SingleLL(sptr, null);
intptr.next = intptr;
}
else
{
intptr.next = new SingleLL(sptr, intptr.next);
intptr = intptr.next;
}
}
}
for (Bundle bptr = newEqTree.Bottom; bptr != null; bptr = bptr.PurpleUp)
{
for (Segment sptr = bptr.Bottom; sptr != null; sptr = sptr.Up)
{
intCount++;
if (intptr == null)
{
intptr = new SingleLL(sptr, null);
intptr.next = intptr;
}
else
{
intptr.next = new SingleLL(sptr, intptr.next);
intptr = intptr.next;
}
}
}
if (intCount <= 0)
{
return;
}
Debug.Assert(intptr != null);
intptr = intptr.next;
for (Bundle bptr = oldEqTree.Top; bptr != null; bptr = bptr.PurpleDown)
{
for (Segment sptr = bptr.Top; sptr != null; sptr = sptr.Down)
{
sptr.AddEndIntersections(intptr, intCount);
if (prev != null && prev.IsSameSeg(sptr))
{
prev.AddLIntersection(sptr);
sptr.AddLIntersection(prev);
}
intptr = intptr.next;
prev = sptr;
}
}
for (Bundle bptr = newEqTree.Bottom; bptr != null; bptr = bptr.PurpleUp)
{
for (Segment sptr = bptr.Bottom; sptr != null; sptr = sptr.Up)
{
sptr.AddStartIntersections(intptr, intCount);
intptr = intptr.next;
}
}
}
public void AddLIntersection(Segment seg)
{
mid_int = new SingleLL(seg, mid_int);
midDegen = true;
}
public void AddStartIntersections(SingleLL intList, int numint)
{
start_int = intList;
}
public void AddEndIntersections(SingleLL intList, int numint)
{
end_int = intList;
}
public void AddNonDegenerateIntersection(Segment seg)
{
mid_int = new SingleLL(seg, mid_int);
midDegen = false;
}