/// <summary>
/// Equals the specified v and e.
/// </summary>
/// <returns>The equals.</returns>
/// <param name="v">V.</param>
/// <param name="e">E.</param>
public bool Equals(DVector2 v, double e = 0.00005)
{
return((M.Abs(x - v.x) <= e) && (M.Abs(y - v.y) <= e));
}
/// <summary>
/// Lerp the specified a, b and t.
/// </summary>
/// <returns>The lerp.</returns>
/// <param name="a">The alpha component.</param>
/// <param name="b">The blue component.</param>
/// <param name="t">T.</param>
public static DVector2 Lerp(DVector2 a, DVector2 b, double t)
{
double s = M.Max(0, M.Min(t, 1));
return(a * (1 - s) + b * s);
}
/// <summary>
/// Dot the specified a and b.
/// </summary>
/// <returns>The dot.</returns>
/// <param name="a">The alpha component.</param>
/// <param name="b">The blue component.</param>
public static double Dot(DVector2 a, DVector2 b)
{
return(a.x * b.x + a.y * b.y);
}
/// <summary>
/// Distance the specified a and b.
/// </summary>
/// <returns>The distance.</returns>
/// <param name="a">The alpha component.</param>
/// <param name="b">The blue component.</param>
public static double Distance(DVector2 a, DVector2 b)
{
return(M.Sqrt(a.x * b.x + a.y * b.y));
}
public static double EuclDistance(DVector2 a, DVector2 b)
{
return(M.Sqrt(M.Pow(a.x - b.x, 2) + M.Pow(a.y - b.y, 2)));
}
