public Vector2I Offset(Point2I p)
{
Point2I o = p - MinPoint;
int ox = o.X;
int oy = o.Y;
if (MaxPoint.X > MinPoint.X)
{
ox /= (MaxPoint.X - MinPoint.X);
}
if (MaxPoint.Y > MinPoint.Y)
{
oy /= (MaxPoint.Y - MinPoint.Y);
}
return(new Vector2I(ox, oy));
}
public void BoundingSphere(out Point2I c, out int radius)
{
c = (MinPoint + MaxPoint) / 2;
radius = c.IsInside(this) ? c.Distance(MaxPoint) : 0;
}
public Bounds2I()
{
MinPoint = new Point2I(-int.MaxValue, -int.MaxValue);
MaxPoint = new Point2I(int.MaxValue, int.MaxValue);
}
public Point2I Lerp(Point2I t)
{
return(new Point2I(PbrtMath.Lerp(t.X, MinPoint.X, MaxPoint.X),
PbrtMath.Lerp(t.Y, MinPoint.Y, MaxPoint.Y)));
}
public Bounds2I Intersect(Bounds2I b2)
{
return(new Bounds2I(Point2I.Max(MinPoint, b2.MinPoint), Point2I.Min(MaxPoint, b2.MaxPoint)));
}
public Bounds2I(Point2I p1, Point2I p2)
{
MinPoint = new Point2I(Math.Min(p1.X, p2.X), Math.Min(p1.Y, p2.Y));
MaxPoint = new Point2I(Math.Max(p1.X, p2.X), Math.Max(p1.Y, p2.Y));
}
public int Distance(Point2I p)
{
return((this - p).Length);
}
public Point2I(Point2I other)
{
X = other.X;
Y = other.Y;
}
public static Point2I Min(Point2I a, Point2I b)
{
return(new Point2I(Math.Min(a.X, b.X), Math.Min(a.Y, b.Y)));
}
public int AbsDot(Point2I other)
{
return(Math.Abs(Dot(other)));
}
public int Dot(Point2I other)
{
return(X * other.X + Y * other.Y);
}