/// <summary>Computes the distance between this point and point p1.</summary>
/// <remarks>Computes the distance between this point and point p1.</remarks>
/// <param name="p1">the other point</param>
public double Distance(Point2d p1)
{
double dx;
double dy;
dx = this.x - p1.x;
dy = this.y - p1.y;
return Math.Sqrt(dx * dx + dy * dy);
}
/// <summary>Constructs and initializes a Point2d from the specified Point2d.</summary>
/// <remarks>Constructs and initializes a Point2d from the specified Point2d.</remarks>
/// <param name="p1">the Point2d containing the initialization x y data</param>
public Point2d(Point2d p1)
: base(p1)
{
}
/// <summary>
/// Computes the L-infinite distance between this point and
/// point p1.
/// </summary>
/// <remarks>
/// Computes the L-infinite distance between this point and
/// point p1. The L-infinite distance is equal to
/// MAX[abs(x1-x2), abs(y1-y2)].
/// </remarks>
/// <param name="p1">the other point</param>
public double DistanceLinf(Point2d p1)
{
return (Math.Max(Math.Abs(this.x - p1.x), Math.Abs(this.y - p1.y)));
}
// Compatible with 1.1
/// <summary>Computes the square of the distance between this point and point p1.</summary>
/// <remarks>Computes the square of the distance between this point and point p1.</remarks>
/// <param name="p1">the other point</param>
public double DistanceSquared(Point2d p1)
{
double dx;
double dy;
dx = this.x - p1.x;
dy = this.y - p1.y;
return dx * dx + dy * dy;
}
/// <summary>
/// Computes the L-1 (Manhattan) distance between this point and
/// point p1.
/// </summary>
/// <remarks>
/// Computes the L-1 (Manhattan) distance between this point and
/// point p1. The L-1 distance is equal to abs(x1-x2) + abs(y1-y2).
/// </remarks>
/// <param name="p1">the other point</param>
public double DistanceL1(Point2d p1)
{
return (Math.Abs(this.x - p1.x) + Math.Abs(this.y - p1.y));
}