static void ConnectExtendedPoints(List <ContourCorner> corners, List <int> cornerOfNextContours)
{
//test 2 if each edge has unique color
int startAt = 0;
for (int i = 0; i < cornerOfNextContours.Count; ++i)
{
int nextStartAt = cornerOfNextContours[i];
for (int n = startAt + 1; n < nextStartAt; ++n)
{
ContourCorner.ConnectToEachOther(corners[n - 1], corners[n]);
}
//--------------
{
//the last one
ContourCorner.ConnectToEachOther(corners[nextStartAt - 1], corners[startAt]);
}
//---------
startAt = nextStartAt;//***
}
}
internal static void ConnectToEachOther(ContourCorner a, ContourCorner b)
{
a.NextCorner = b;
b.PrevCorner = a;
}