<html><head> <link rel="stylesheet" href="style.css" type="text/css"> <meta content="text/html; charset=iso-8859-1" http-equiv="Content-Type"> <link rel="Start" href="index.html"> <link title="Index of types" rel=Appendix href="index_types.html"> <link title="Index of exceptions" rel=Appendix href="index_exceptions.html"> <link title="Index of values" rel=Appendix href="index_values.html"> <link title="Index of modules" rel=Appendix href="index_modules.html"> <link title="Gsl_error" rel="Chapter" href="Gsl_error.html"> <link title="Gsl_ieee" rel="Chapter" href="Gsl_ieee.html"> <link title="Gsl_math" rel="Chapter" href="Gsl_math.html"> <link title="Gsl_complex" rel="Chapter" href="Gsl_complex.html"> <link title="Gsl_vector" rel="Chapter" href="Gsl_vector.html"> <link title="Gsl_vector_flat" rel="Chapter" href="Gsl_vector_flat.html"> <link title="Gsl_vector_complex" rel="Chapter" href="Gsl_vector_complex.html"> <link title="Gsl_vector_complex_flat" rel="Chapter" 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rel="Chapter" href="Gsl_monte.html"> <link title="Gsl_siman" rel="Chapter" href="Gsl_siman.html"> <link title="Gsl_odeiv" rel="Chapter" href="Gsl_odeiv.html"> <link title="Gsl_histo" rel="Chapter" href="Gsl_histo.html"> <link title="Gsl_stats" rel="Chapter" href="Gsl_stats.html"> <link title="Gsl_wavelet" rel="Chapter" href="Gsl_wavelet.html"> <link title="Gsl_bspline" rel="Chapter" href="Gsl_bspline.html"> <link title="Gsl_const" rel="Chapter" href="Gsl_const.html"> <link title="Gsl_sf" rel="Chapter" href="Gsl_sf.html"> <link title="Gsl_cdf" rel="Chapter" href="Gsl_cdf.html"><title>ocamlgsl 0.6.0 : Gsl_fft</title> </head> <body> <code class="code"><span class="keyword">sig</span><br> <span class="keyword">exception</span> <span class="constructor">Wrong_layout</span><br> <span class="keyword">type</span> layout = <span class="constructor">Real</span> <span class="keywordsign">|</span> <span class="constructor">Halfcomplex</span> <span class="keywordsign">|</span> <span class="constructor">Halfcomplex_rad2</span> <span class="keywordsign">|</span> <span class="constructor">Complex</span><br> <span class="keyword">type</span> fft_array = { <span class="keyword">mutable</span> layout : <span class="constructor">Gsl_fft</span>.layout; data : float array; }<br> <span class="keyword">module</span> <span class="constructor">Real</span> :<br> <span class="keyword">sig</span><br> <span class="keyword">type</span> workspace<br> <span class="keyword">type</span> wavetable<br> <span class="keyword">val</span> make_workspace : int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Real</span>.workspace<br> <span class="keyword">val</span> make_wavetable : int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Real</span>.wavetable<br> <span class="keyword">external</span> transform :<br> ?stride:int <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.<span class="constructor">Real</span>.wavetable <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Real</span>.workspace <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_real_transform"</span><br> <span class="keyword">external</span> transform_rad2 : ?stride:int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_real_radix2_transform"</span><br> <span class="keyword">val</span> unpack : ?stride:int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.fft_array<br> <span class="keyword">end</span><br> <span class="keyword">module</span> <span class="constructor">Halfcomplex</span> :<br> <span class="keyword">sig</span><br> <span class="keyword">type</span> wavetable<br> <span class="keyword">val</span> make_wavetable : int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Halfcomplex</span>.wavetable<br> <span class="keyword">external</span> transform :<br> ?stride:int <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.<span class="constructor">Halfcomplex</span>.wavetable <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Real</span>.workspace <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_halfcomplex_transform"</span><br> <span class="keyword">external</span> transform_rad2 : ?stride:int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_halfcomplex_radix2_transform"</span><br> <span class="keyword">external</span> backward :<br> ?stride:int <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.<span class="constructor">Halfcomplex</span>.wavetable <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Real</span>.workspace <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_halfcomplex_backward"</span><br> <span class="keyword">external</span> backward_rad2 : ?stride:int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_halfcomplex_radix2_backward"</span><br> <span class="keyword">external</span> inverse :<br> ?stride:int <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.<span class="constructor">Halfcomplex</span>.wavetable <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Real</span>.workspace <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_halfcomplex_inverse"</span><br> <span class="keyword">external</span> inverse_rad2 : ?stride:int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_halfcomplex_radix2_inverse"</span><br> <span class="keyword">val</span> unpack : ?stride:int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.fft_array<br> <span class="keyword">end</span><br> <span class="keyword">module</span> <span class="constructor">Complex</span> :<br> <span class="keyword">sig</span><br> <span class="keyword">type</span> workspace<br> <span class="keyword">type</span> wavetable<br> <span class="keyword">type</span> direction = <span class="constructor">Forward</span> <span class="keywordsign">|</span> <span class="constructor">Backward</span><br> <span class="keyword">val</span> make_workspace : int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.workspace<br> <span class="keyword">val</span> make_wavetable : int <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.wavetable<br> <span class="keyword">external</span> forward :<br> ?stride:int <span class="keywordsign">-></span><br> <span class="constructor">Gsl_complex</span>.complex_array <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.wavetable <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.workspace <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_complex_forward"</span><br> <span class="keyword">external</span> forward_rad2 :<br> ?dif:bool <span class="keywordsign">-></span> ?stride:int <span class="keywordsign">-></span> <span class="constructor">Gsl_complex</span>.complex_array <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_complex_rad2_forward"</span><br> <span class="keyword">external</span> transform :<br> ?stride:int <span class="keywordsign">-></span><br> <span class="constructor">Gsl_complex</span>.complex_array <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.wavetable <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.workspace <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.direction <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_complex_transform"</span><br> <span class="keyword">external</span> transform_rad2 :<br> ?dif:bool <span class="keywordsign">-></span><br> ?stride:int <span class="keywordsign">-></span><br> <span class="constructor">Gsl_complex</span>.complex_array <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.direction <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_complex_rad2_transform"</span><br> <span class="keyword">external</span> backward :<br> ?stride:int <span class="keywordsign">-></span><br> <span class="constructor">Gsl_complex</span>.complex_array <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.wavetable <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.workspace <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_complex_backward"</span><br> <span class="keyword">external</span> backward_rad2 :<br> ?dif:bool <span class="keywordsign">-></span> ?stride:int <span class="keywordsign">-></span> <span class="constructor">Gsl_complex</span>.complex_array <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_complex_rad2_backward"</span><br> <span class="keyword">external</span> inverse :<br> ?stride:int <span class="keywordsign">-></span><br> <span class="constructor">Gsl_complex</span>.complex_array <span class="keywordsign">-></span><br> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.wavetable <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.<span class="constructor">Complex</span>.workspace <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_complex_inverse"</span><br> <span class="keyword">external</span> inverse_rad2 :<br> ?dif:bool <span class="keywordsign">-></span> ?stride:int <span class="keywordsign">-></span> <span class="constructor">Gsl_complex</span>.complex_array <span class="keywordsign">-></span> unit<br> = <span class="string">"ml_gsl_fft_complex_rad2_inverse"</span><br> <span class="keyword">end</span><br> <span class="keyword">val</span> unpack : <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> <span class="constructor">Gsl_complex</span>.complex_array<br> <span class="keyword">val</span> hc_mult : <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> unit<br> <span class="keyword">val</span> hc_mult_rad2 : <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> <span class="constructor">Gsl_fft</span>.fft_array <span class="keywordsign">-></span> unit<br> <span class="keyword">end</span></code></body></html>