1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 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 1. 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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: <<a class="link" href="../../boost_compute/reference.html#header.boost.compute.iterator.strided_iterator_hpp" title="Header <boost/compute/iterator/strided_iterator.hpp>">boost/compute/iterator/strided_iterator.hpp</a>> 33 34</span> 35<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Iterator<span class="special">></span> 36 <a class="link" href="strided_iterator.html" title="Class template strided_iterator">strided_iterator</a><span class="special"><</span> <span class="identifier">Iterator</span> <span class="special">></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"><</span> <span class="identifier">Iterator</span> <span class="special">></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="idm45849506408736"></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 44For example, to create an iterator which iterates over every other element in a <code class="computeroutput">vector<int></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 © 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> 95
