private static void PrepareForMidPointRemoval(IndexOfList vertices, ref int index1, ref int index2)
{
// where we need to wrap around the bounds in forwards, we need to make the section being retained contiguous,
// or the vertexes aren't added in the right order
vertices.AddRange(vertices.Take(index1 + 1));
vertices.RemoveRange(0, index1 + 1);
index2 -= index1 + 1;
index1 = vertices.Count - 1;
}
public PolygonF(params PointF[] points)
{
Vertices = new IndexOfList(points);
Area = CalculateArea(Vertices);
}
