Fft.Halfcomplexval make_wavetable : int -> wavetableval transform : ?stride:int -> fft_array -> wavetable -> Real.workspace -> unitval transform_rad2 : ?stride:int -> fft_array -> unitval backward : ?stride:int -> fft_array -> wavetable -> Real.workspace -> unitval backward_rad2 : ?stride:int -> fft_array -> unitval inverse : ?stride:int -> fft_array -> wavetable -> Real.workspace -> unitval inverse_rad2 : ?stride:int -> fft_array -> unit