Mercurial > hg > sv-dependency-builds
diff src/fftw-3.3.8/doc/html/Guru-Interface.html @ 82:d0c2a83c1364
Add FFTW 3.3.8 source, and a Linux build
| author | Chris Cannam |
|---|---|
| date | Tue, 19 Nov 2019 14:52:55 +0000 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/fftw-3.3.8/doc/html/Guru-Interface.html Tue Nov 19 14:52:55 2019 +0000 @@ -0,0 +1,113 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> +<!-- This manual is for FFTW +(version 3.3.8, 24 May 2018). + +Copyright (C) 2003 Matteo Frigo. + +Copyright (C) 2003 Massachusetts Institute of Technology. + +Permission is granted to make and distribute verbatim copies of this +manual provided the copyright notice and this permission notice are +preserved on all copies. + +Permission is granted to copy and distribute modified versions of this +manual under the conditions for verbatim copying, provided that the +entire resulting derived work is distributed under the terms of a +permission notice identical to this one. + +Permission is granted to copy and distribute translations of this manual +into another language, under the above conditions for modified versions, +except that this permission notice may be stated in a translation +approved by the Free Software Foundation. --> +<!-- Created by GNU Texinfo 6.3, http://www.gnu.org/software/texinfo/ --> +<head> +<title>FFTW 3.3.8: Guru Interface</title> + +<meta name="description" content="FFTW 3.3.8: Guru Interface"> +<meta name="keywords" content="FFTW 3.3.8: Guru Interface"> +<meta name="resource-type" content="document"> +<meta name="distribution" content="global"> +<meta name="Generator" content="makeinfo"> +<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> +<link href="index.html#Top" rel="start" title="Top"> +<link href="Concept-Index.html#Concept-Index" rel="index" title="Concept Index"> +<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> +<link href="FFTW-Reference.html#FFTW-Reference" rel="up" title="FFTW Reference"> +<link href="Interleaved-and-split-arrays.html#Interleaved-and-split-arrays" rel="next" title="Interleaved and split arrays"> +<link href="Advanced-Real_002dto_002dreal-Transforms.html#Advanced-Real_002dto_002dreal-Transforms" rel="prev" title="Advanced Real-to-real Transforms"> +<style type="text/css"> +<!-- +a.summary-letter {text-decoration: none} +blockquote.indentedblock {margin-right: 0em} +blockquote.smallindentedblock {margin-right: 0em; font-size: smaller} +blockquote.smallquotation {font-size: smaller} +div.display {margin-left: 3.2em} +div.example {margin-left: 3.2em} +div.lisp {margin-left: 3.2em} +div.smalldisplay {margin-left: 3.2em} +div.smallexample {margin-left: 3.2em} +div.smalllisp {margin-left: 3.2em} +kbd {font-style: oblique} +pre.display {font-family: inherit} +pre.format {font-family: inherit} +pre.menu-comment {font-family: serif} +pre.menu-preformatted {font-family: serif} +pre.smalldisplay {font-family: inherit; font-size: smaller} +pre.smallexample {font-size: smaller} +pre.smallformat {font-family: inherit; font-size: smaller} +pre.smalllisp {font-size: smaller} +span.nolinebreak {white-space: nowrap} +span.roman {font-family: initial; font-weight: normal} +span.sansserif {font-family: sans-serif; font-weight: normal} +ul.no-bullet {list-style: none} +--> +</style> + + +</head> + +<body lang="en"> +<a name="Guru-Interface"></a> +<div class="header"> +<p> +Next: <a href="New_002darray-Execute-Functions.html#New_002darray-Execute-Functions" accesskey="n" rel="next">New-array Execute Functions</a>, Previous: <a href="Advanced-Interface.html#Advanced-Interface" accesskey="p" rel="prev">Advanced Interface</a>, Up: <a href="FFTW-Reference.html#FFTW-Reference" accesskey="u" rel="up">FFTW Reference</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> +</div> +<hr> +<a name="Guru-Interface-1"></a> +<h3 class="section">4.5 Guru Interface</h3> +<a name="index-guru-interface-2"></a> + +<p>The “guru” interface to FFTW is intended to expose as much as possible +of the flexibility in the underlying FFTW architecture. It allows one +to compute multi-dimensional “vectors” (loops) of multi-dimensional +transforms, where each vector/transform dimension has an independent +size and stride. +<a name="index-vector"></a> +One can also use more general complex-number formats, e.g. separate real +and imaginary arrays. +</p> +<p>For those users who require the flexibility of the guru interface, it is +important that they pay special attention to the documentation lest they +shoot themselves in the foot. +</p> +<table class="menu" border="0" cellspacing="0"> +<tr><td align="left" valign="top">• <a href="Interleaved-and-split-arrays.html#Interleaved-and-split-arrays" accesskey="1">Interleaved and split arrays</a>:</td><td> </td><td align="left" valign="top"> +</td></tr> +<tr><td align="left" valign="top">• <a href="Guru-vector-and-transform-sizes.html#Guru-vector-and-transform-sizes" accesskey="2">Guru vector and transform sizes</a>:</td><td> </td><td align="left" valign="top"> +</td></tr> +<tr><td align="left" valign="top">• <a href="Guru-Complex-DFTs.html#Guru-Complex-DFTs" accesskey="3">Guru Complex DFTs</a>:</td><td> </td><td align="left" valign="top"> +</td></tr> +<tr><td align="left" valign="top">• <a href="Guru-Real_002ddata-DFTs.html#Guru-Real_002ddata-DFTs" accesskey="4">Guru Real-data DFTs</a>:</td><td> </td><td align="left" valign="top"> +</td></tr> +<tr><td align="left" valign="top">• <a href="Guru-Real_002dto_002dreal-Transforms.html#Guru-Real_002dto_002dreal-Transforms" accesskey="5">Guru Real-to-real Transforms</a>:</td><td> </td><td align="left" valign="top"> +</td></tr> +<tr><td align="left" valign="top">• <a href="64_002dbit-Guru-Interface.html#g_t64_002dbit-Guru-Interface" accesskey="6">64-bit Guru Interface</a>:</td><td> </td><td align="left" valign="top"> +</td></tr> +</table> + + + + +</body> +</html>