/// <summary>
/// Calculates the Euclidean distance between two points.
/// </summary>
/// <param name="point1">Source point.</param>
/// <param name="point2">Source point.</param>
/// <returns>Returns the distance between the points squared.</returns>
public static float distanceEuclideanSquared(FingerCoordinates point1, FingerCoordinates point2)
{
return((point1.X - point2.X) * (point1.X - point2.X) + (point1.Y - point2.Y) * (point1.Y - point2.Y));
}
/// <summary>
/// Calculate the number of points you have to cross to go from one point to another.
/// </summary>
/// <param name="point1">Source point.</param>
/// <param name="point2">Source point.</param>
/// <returns>Returns the distance between the points.</returns>
public static int distance(FingerCoordinates point1, FingerCoordinates point2)
{
return(Math.Abs(point1.X - point2.X) + Math.Abs(point1.Y - point2.Y));
}
/// <summary>
/// Calculates the Euclidean distance between two points.
/// </summary>
/// <param name="point1">Source point.</param>
/// <param name="point2">Source point.</param>
/// <returns>Returns the distance between the points.</returns>
public static float distanceEuclidean(FingerCoordinates point1, FingerCoordinates point2)
{
return((float)Math.Sqrt((point1.X - point2.X) * (point1.X - point2.X) + (point1.Y - point2.Y) * (point1.Y - point2.Y)));
}
/// <summary>
/// Returns the length of the source point.
/// </summary>
/// <returns>The length of the point.</returns>
public static float length(FingerCoordinates point1)
{
return((float)Math.Sqrt(point1.X * point1.X + point1.Y * point1.Y));
}
