protected virtual void Add(Point2D p, int idx, bool bCalcWindingOrderAndEpsilon)
{
if (idx < 0)
{
mPoints.Add(p);
}
else
{
mPoints.Insert(idx, p);
}
mBoundingBox.AddPoint(p);
if (bCalcWindingOrderAndEpsilon)
{
if (mWindingOrder == WindingOrderType.Unknown)
{
mWindingOrder = CalculateWindingOrder();
}
mEpsilon = CalculateEpsilon();
}
}