libs/compute/doc/html/boost/compute/make_strided_iterator.html

   1 <html>
   2 <head>
   3 <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
   4 <title>Function template make_strided_iterator</title>
   5 <link rel="stylesheet" href="../../../../../../doc/src/boostbook.css" type="text/css">
   6 <meta name="generator" content="DocBook XSL Stylesheets V1.79.1">
   7 <link rel="home" href="../../index.html" title="Chapter&#160;1.&#160;Boost.Compute">
   8 <link rel="up" href="../../boost_compute/reference.html#header.boost.compute.iterator.strided_iterator_hpp" title="Header &lt;boost/compute/iterator/strided_iterator.hpp&gt;">
   9 <link rel="prev" href="strided_iterator.html" title="Class template strided_iterator">
  10 <link rel="next" href="make_strided_iterator_end.html" title="Function template make_strided_iterator_end">
  11 </head>
  12 <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
  13 <table cellpadding="2" width="100%"><tr>
  14 <td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../boost.png"></td>
  15 <td align="center"><a href="../../../../../../index.html">Home</a></td>
  16 <td align="center"><a href="../../../../../../libs/libraries.htm">Libraries</a></td>
  17 <td align="center"><a href="http://www.boost.org/users/people.html">People</a></td>
  18 <td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td>
  19 <td align="center"><a href="../../../../../../more/index.htm">More</a></td>
  20 </tr></table>
  21 <hr>
  22 <div class="spirit-nav">
  23 <a accesskey="p" href="strided_iterator.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../boost_compute/reference.html#header.boost.compute.iterator.strided_iterator_hpp"><img src="../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="make_strided_iterator_end.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a>
  24 </div>
  25 <div class="refentry">
  26 <a name="boost.compute.make_strided_iterator"></a><div class="titlepage"></div>
  27 <div class="refnamediv">
  28 <h2><span class="refentrytitle">Function template make_strided_iterator</span></h2>
  29 <p>boost::compute::make_strided_iterator</p>
  30 </div>
  31 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
  32 <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../boost_compute/reference.html#header.boost.compute.iterator.strided_iterator_hpp" title="Header &lt;boost/compute/iterator/strided_iterator.hpp&gt;">boost/compute/iterator/strided_iterator.hpp</a>&gt;
  33
  34 </span>
  35 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Iterator<span class="special">&gt;</span>
  36   <a class="link" href="strided_iterator.html" title="Class template strided_iterator">strided_iterator</a><span class="special">&lt;</span> <span class="identifier">Iterator</span> <span class="special">&gt;</span>
  37   <span class="identifier">make_strided_iterator</span><span class="special">(</span><span class="identifier">Iterator</span> iterator<span class="special">,</span>
  38                         <span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">iterator_traits</span><span class="special">&lt;</span> <span class="identifier">Iterator</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">difference_type</span> stride<span class="special">)</span><span class="special">;</span></pre></div>
  39 <div class="refsect1">
  40 <a name="idm46113318330640"></a><h2>Description</h2>
  41 <p>Returns a <code class="computeroutput"><a class="link" href="strided_iterator.html" title="Class template strided_iterator">strided_iterator</a></code> for <code class="computeroutput">iterator</code> with <code class="computeroutput">stride</code>.</p>
  42 <p>
  43
  44 For example, to create an iterator which iterates over every other element in a <code class="computeroutput">vector&lt;int&gt;</code>: </p>
  45 <pre class="programlisting"><span class="keyword">auto</span> <span class="identifier">strided_iterator</span> <span class="special">=</span> <span class="identifier">make_strided_iterator</span><span class="special">(</span><span class="identifier">vec</span><span class="special">.</span><span class="identifier">begin</span><span class="special">(</span><span class="special">)</span><span class="special">,</span> <span class="number">2</span><span class="special">)</span><span class="special">;</span>
  46 </pre>
  47 <p> </p>
  48 <div class="variablelist"><table border="0" class="variablelist compact">
  49 <colgroup>
  50 <col align="left" valign="top">
  51 <col>
  52 </colgroup>
  53 <tbody>
  54 <tr>
  55 <td><p><span class="term">Parameters:</span></p></td>
  56 <td><div class="variablelist"><table border="0" class="variablelist compact">
  57 <colgroup>
  58 <col align="left" valign="top">
  59 <col>
  60 </colgroup>
  61 <tbody>
  62 <tr>
  63 <td><p><span class="term"><code class="computeroutput">iterator</code></span></p></td>
  64 <td><p>the underlying iterator </p></td>
  65 </tr>
  66 <tr>
  67 <td><p><span class="term"><code class="computeroutput">stride</code></span></p></td>
  68 <td><p>the iteration step for <code class="computeroutput"><a class="link" href="strided_iterator.html" title="Class template strided_iterator">strided_iterator</a></code></p></td>
  69 </tr>
  70 </tbody>
  71 </table></div></td>
  72 </tr>
  73 <tr>
  74 <td><p><span class="term">Returns:</span></p></td>
  75 <td><p>a <code class="computeroutput"><a class="link" href="strided_iterator.html" title="Class template strided_iterator">strided_iterator</a></code> for <code class="computeroutput">iterator</code> with <code class="computeroutput">stride</code>.</p></td>
  76 </tr>
  77 </tbody>
  78 </table></div>
  79 </div>
  80 </div>
  81 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
  82 <td align="left"></td>
  83 <td align="right"><div class="copyright-footer">Copyright &#169; 2013, 2014 Kyle Lutz<p>
  84         Distributed under the Boost Software License, Version 1.0. (See accompanying
  85         file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
  86       </p>
  87 </div></td>
  88 </tr></table>
  89 <hr>
  90 <div class="spirit-nav">
  91 <a accesskey="p" href="strided_iterator.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../boost_compute/reference.html#header.boost.compute.iterator.strided_iterator_hpp"><img src="../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="make_strided_iterator_end.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a>
  92 </div>
  93 </body>
  94 </html>