1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>Class template 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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href="../../../../../../more/index.htm">More</a></td> 20</tr></table> 21<hr> 22<div class="spirit-nav"> 23<a accesskey="p" href="make_permutation_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.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a> 24</div> 25<div class="refentry"> 26<a name="boost.compute.strided_iterator"></a><div class="titlepage"></div> 27<div class="refnamediv"> 28<h2><span class="refentrytitle">Class template strided_iterator</span></h2> 29<p>boost::compute::strided_iterator — An iterator adaptor with adjustable iteration step. </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: <<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><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Iterator<span class="special">></span> 35<span class="keyword">class</span> <a class="link" href="strided_iterator.html" title="Class template strided_iterator">strided_iterator</a> <span class="special">{</span> 36<span class="keyword">public</span><span class="special">:</span> 37 <span class="comment">// types</span> 38 <span class="keyword">typedef</span> <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a name="boost.compute.strided_iterator.super_type"></a><span class="identifier">super_type</span><span class="special">;</span> 39 <span class="keyword">typedef</span> <span class="identifier">super_type</span><span class="special">::</span><span class="identifier">value_type</span> <a name="boost.compute.strided_iterator.value_type"></a><span class="identifier">value_type</span><span class="special">;</span> 40 <span class="keyword">typedef</span> <span class="identifier">super_type</span><span class="special">::</span><span class="identifier">reference</span> <a name="boost.compute.strided_iterator.reference"></a><span class="identifier">reference</span><span class="special">;</span> 41 <span class="keyword">typedef</span> <span class="identifier">super_type</span><span class="special">::</span><span class="identifier">base_type</span> <a name="boost.compute.strided_iterator.base_type"></a><span class="identifier">base_type</span><span class="special">;</span> 42 <span class="keyword">typedef</span> <span class="identifier">super_type</span><span class="special">::</span><span class="identifier">difference_type</span> <a name="boost.compute.strided_iterator.difference_type"></a><span class="identifier">difference_type</span><span class="special">;</span> 43 44 <span class="comment">// <a class="link" href="strided_iterator.html#boost.compute.strided_iteratorconstruct-copy-destruct">construct/copy/destruct</a></span> 45 <a class="link" href="strided_iterator.html#idm45549384641376-bb"><span class="identifier">strided_iterator</span></a><span class="special">(</span><span class="identifier">Iterator</span><span class="special">,</span> <span class="identifier">difference_type</span><span class="special">)</span><span class="special">;</span> 46 <a class="link" href="strided_iterator.html#idm45549384639712-bb"><span class="identifier">strided_iterator</span></a><span class="special">(</span><span class="keyword">const</span> <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> <span class="special">&</span><span class="special">)</span><span class="special">;</span> 47 <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> <span class="special">&</span> 48 <a class="link" href="strided_iterator.html#idm45549384638288-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="keyword">const</span> <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> <span class="special">&</span><span class="special">)</span><span class="special">;</span> 49 <a class="link" href="strided_iterator.html#idm45549384636288-bb"><span class="special">~</span><span class="identifier">strided_iterator</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 50 51 <span class="comment">// <a class="link" href="strided_iterator.html#idm45549384647120-bb">public member functions</a></span> 52 <span class="identifier">size_t</span> <a class="link" href="strided_iterator.html#idm45549384646560-bb"><span class="identifier">get_index</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 53 <span class="keyword">const</span> <span class="identifier">buffer</span> <span class="special">&</span> <a class="link" href="strided_iterator.html#idm45549384645440-bb"><span class="identifier">get_buffer</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 54 <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> IndexExpression<span class="special">></span> 55 <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a class="link" href="strided_iterator.html#idm45549384644320-bb"><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">IndexExpression</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 56 57 <span class="comment">// <a class="link" href="strided_iterator.html#idm45549384636000-bb">private member functions</a></span> 58 <span class="identifier">reference</span> <a class="link" href="strided_iterator.html#idm45549384635424-bb"><span class="identifier">dereference</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 59 <span class="keyword">bool</span> <a class="link" href="strided_iterator.html#idm45549384634304-bb"><span class="identifier">equal</span></a><span class="special">(</span><span class="keyword">const</span> <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> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 60 <span class="keyword">void</span> <a class="link" href="strided_iterator.html#idm45549384632048-bb"><span class="identifier">increment</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 61 <span class="keyword">void</span> <a class="link" href="strided_iterator.html#idm45549384631200-bb"><span class="identifier">decrement</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 62 <span class="keyword">void</span> <a class="link" href="strided_iterator.html#idm45549384630352-bb"><span class="identifier">advance</span></a><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">super_type</span><span class="special">::</span><span class="identifier">difference_type</span><span class="special">)</span><span class="special">;</span> 63 <span class="identifier">difference_type</span> <a class="link" href="strided_iterator.html#idm45549384628800-bb"><span class="identifier">distance_to</span></a><span class="special">(</span><span class="keyword">const</span> <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> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 64<span class="special">}</span><span class="special">;</span></pre></div> 65<div class="refsect1"> 66<a name="idm45849506526896"></a><h2>Description</h2> 67<p>The strided iterator adaptor skips over multiple elements each time it is incremented or decremented.</p> 68<p><span class="bold"><strong>See Also:</strong></span></p> 69<p><a class="link" href="buffer_iterator.html" title="Class template buffer_iterator">buffer_iterator</a>, make_strided_iterator(), make_strided_iterator_end() </p> 70<p> 71</p> 72<p> 73</p> 74<div class="refsect2"> 75<a name="idm45849506524016"></a><h3> 76<a name="boost.compute.strided_iteratorconstruct-copy-destruct"></a><code class="computeroutput">strided_iterator</code> 77 public 78 construct/copy/destruct</h3> 79<div class="orderedlist"><ol class="orderedlist" type="1"> 80<li class="listitem"><pre class="literallayout"><a name="idm45549384641376-bb"></a><span class="identifier">strided_iterator</span><span class="special">(</span><span class="identifier">Iterator</span> iterator<span class="special">,</span> <span class="identifier">difference_type</span> stride<span class="special">)</span><span class="special">;</span></pre></li> 81<li class="listitem"><pre class="literallayout"><a name="idm45549384639712-bb"></a><span class="identifier">strided_iterator</span><span class="special">(</span><span class="keyword">const</span> <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> <span class="special">&</span> other<span class="special">)</span><span class="special">;</span></pre></li> 82<li class="listitem"><pre class="literallayout"><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> <span class="special">&</span> 83<a name="idm45549384638288-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="keyword">const</span> <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> <span class="special">&</span> other<span class="special">)</span><span class="special">;</span></pre></li> 84<li class="listitem"><pre class="literallayout"><a name="idm45549384636288-bb"></a><span class="special">~</span><span class="identifier">strided_iterator</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 85</ol></div> 86</div> 87<div class="refsect2"> 88<a name="idm45849506492352"></a><h3> 89<a name="idm45549384647120-bb"></a><code class="computeroutput">strided_iterator</code> public member functions</h3> 90<div class="orderedlist"><ol class="orderedlist" type="1"> 91<li class="listitem"><pre class="literallayout"><span class="identifier">size_t</span> <a name="idm45549384646560-bb"></a><span class="identifier">get_index</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 92<li class="listitem"><pre class="literallayout"><span class="keyword">const</span> <span class="identifier">buffer</span> <span class="special">&</span> <a name="idm45549384645440-bb"></a><span class="identifier">get_buffer</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 93<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> IndexExpression<span class="special">></span> 94 <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a name="idm45549384644320-bb"></a><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">IndexExpression</span> <span class="special">&</span> expr<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 95</ol></div> 96</div> 97<div class="refsect2"> 98<a name="idm45849506468160"></a><h3> 99<a name="idm45549384636000-bb"></a><code class="computeroutput">strided_iterator</code> private member functions</h3> 100<div class="orderedlist"><ol class="orderedlist" type="1"> 101<li class="listitem"><pre class="literallayout"><span class="identifier">reference</span> <a name="idm45549384635424-bb"></a><span class="identifier">dereference</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 102<li class="listitem"><pre class="literallayout"><span class="keyword">bool</span> <a name="idm45549384634304-bb"></a><span class="identifier">equal</span><span class="special">(</span><span class="keyword">const</span> <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> <span class="special">&</span> other<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 103<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm45549384632048-bb"></a><span class="identifier">increment</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 104<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm45549384631200-bb"></a><span class="identifier">decrement</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 105<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm45549384630352-bb"></a><span class="identifier">advance</span><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">super_type</span><span class="special">::</span><span class="identifier">difference_type</span> n<span class="special">)</span><span class="special">;</span></pre></li> 106<li class="listitem"><pre class="literallayout"><span class="identifier">difference_type</span> <a name="idm45549384628800-bb"></a><span class="identifier">distance_to</span><span class="special">(</span><span class="keyword">const</span> <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> <span class="special">&</span> other<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 107</ol></div> 108</div> 109</div> 110</div> 111<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 112<td align="left"></td> 113<td align="right"><div class="copyright-footer">Copyright © 2013, 2014 Kyle Lutz<p> 114 Distributed under the Boost Software License, Version 1.0. (See accompanying 115 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>) 116 </p> 117</div></td> 118</tr></table> 119<hr> 120<div class="spirit-nav"> 121<a accesskey="p" href="make_permutation_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.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a> 122</div> 123</body> 124</html> 125
