/// <summary>
/// Adds specified radians to angle
/// </summary>
public Angle AddRad(double rad)
{
return(new Angle(Grad) + Angle.FromRad(rad));
}
private Angle GetAngle(double a, double b, double c)
{
double cos = (b * b + c * c - a * a) / (2 * b * c);
return(Angle.FromRad(Math.Acos(cos)));
}
public static Angle Atan(double value)
{
return(Angle.FromRad(Math.Atan(value)));
}
public static Angle Atan2(double y, double x)
{
return(Angle.FromRad(Math.Atan2(y, x)));
}
/// <summary>
/// Получить угол дуги окружности, ограниченной точкой (0, 0) и заданной точкой на этой окружности
/// </summary>
/// <param name="point"> Точка </param>
/// <returns> Угол </returns>
public static Angle GetAngleOfArc(Point2D point)
{
return(Angle.FromRad(Math.Abs(point.X) <= Double.Epsilon
? Math.PI / 2
: 2 * Math.Atan2(point.Y, point.X))); //????
}
