public bool Contains(Point2i pt)
{
if (pt.X < XMin || pt.Y < YMin || pt.X > XMax || pt.Y > YMax)
{
return(false);
}
return(true);
}
/// <summary>
/// Measures 'how much' a point (pointx,pointy) is to the left or right of the line from p0 to p1.
/// Negative return value => point is right of line
/// Posetive return value => point is left of line
/// Zero return value => point is on line
/// </summary>
public static int SideMeasure(Point2i p0, Point2i p1, int pointx, int pointy)
{
return((p0.X - p1.X) * (p0.Y - pointy) - (p0.Y - p1.Y) * (p0.X - pointx));
}
/// <summary>
/// Measures 'how much' this point is to the left or right of the line from p0 to p1.
/// Negative return value => point is right of line
/// Posetive return value => point is left of line
/// Zero return value => point is on line
/// </summary>
public int SideMeasure(Point2i p0, Point2i p1)
{
return(SideMeasure(p0, p1, X, Y));
}
