public static void Sin(double degrees, double expectedResult)
{
double radians = Angle.DegreesToRadians(degrees);
Assert.AreEqual(expectedResult, TrigonometryLibrary.Sin(radians), Tolerance);
}
/// <summary>
/// Y-coordinate on the curve in local coordinates about the local origin that corresponds to the parametric coordinate given.
/// </summary>
/// <param name="angleRadians">Parametric coordinate in radians.</param>
/// <returns></returns>
public override double YbyRotationAboutOrigin(double angleRadians)
{
return(DistanceFromVertexMinorToMajorAxis * TrigonometryLibrary.Sin(angleRadians));
}
/// <summary>
/// Primes the by angle.
/// </summary>
/// <param name="angleRadians">The angle radians.</param>
/// <returns>System.Double.</returns>
public override double PrimeByParameter(double angleRadians)
{
return(-1 * _parent.DistanceFromVertexMajorToLocalOrigin * TrigonometryLibrary.Sin(angleRadians));
}
/// <summary>
/// Primes the double by angle.
/// </summary>
/// <param name="angleRadians">The angle radians.</param>
/// <returns>System.Double.</returns>
public override double PrimeDoubleByParameter(double angleRadians)
{
return(-1 * _parent.RadiusAboutFocusRight((Coordinates.Angle)angleRadians) * TrigonometryLibrary.Sin(angleRadians));
}
/// <summary>
/// Primes the double by angle.
/// </summary>
/// <param name="angleRadians">The angle radians.</param>
/// <returns>System.Double.</returns>
public override double PrimeDoubleByParameter(double angleRadians)
{
return(-1 * _parent.DistanceFromVertexMinorToMajorAxis * TrigonometryLibrary.Sin(angleRadians));
}