/// <summary>
/// Transforms the specified input.
/// </summary>
/// <param name="input">The input.</param>
/// <param name="type">The type.</param>
/// <returns></returns>
public static Complexf[] Transform([PowerOfTwoArray] Complexf[] input, FurierTransformType type)
{
Complexf[] result = new Complexf[input.Length];
input.CopyTo(result, 0);
TransformInPlace(result, type);
return(result);
}
/// <summary>
/// Transforms the specified input.
/// </summary>
/// <param name="input">The input.</param>
/// <param name="type">The type.</param>
/// <returns></returns>
public static Complexf[] Transform([PowerOfTwoArray] float[] input, FurierTransformType type)
{
Complexf[] result = new Complexf[input.Length];
for (int i = 0; i < input.Length; i++)
{
result[i] = new Complexf(input[i], 0.0f);
}
TransformInPlace(result, type);
return(result);
}
/// <summary>
/// Transforms the data in place.
/// </summary>
/// <param name="data">The data.</param>
/// <param name="type">The type.</param>
public static void TransformInPlace([PowerOfTwoArray] Complexf[] data, FurierTransformType type)
{
// We do a complex Furier transform.
if (data.Rank == 1)
{
InternalFFT(data, type == FurierTransformType.Normal ? true : false);
}
else
{
// Multidimensional
throw new NotSupportedException();
}
if (type == FurierTransformType.Inverse)
{
Rescale(data);
}
return;
}
