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  25 <div class="refentry">
  26 <a name="boost.compute.zip_iterator"></a><div class="titlepage"></div>
  27 <div class="refnamediv">
  28 <h2><span class="refentrytitle">Class template zip_iterator</span></h2>
  29 <p>boost::compute::zip_iterator &#8212; A zip iterator adaptor. </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.zip_iterator_hpp" title="Header &lt;boost/compute/iterator/zip_iterator.hpp&gt;">boost/compute/iterator/zip_iterator.hpp</a>&gt;
  33
  34 </span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> IteratorTuple<span class="special">&gt;</span>
  35 <span class="keyword">class</span> <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_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.zip_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.zip_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.zip_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">difference_type</span> <a name="boost.compute.zip_iterator.difference_type"></a><span class="identifier">difference_type</span><span class="special">;</span>
  42   <span class="keyword">typedef</span> <span class="identifier">IteratorTuple</span>               <a name="boost.compute.zip_iterator.iterator_tuple"></a><span class="identifier">iterator_tuple</span><span class="special">;</span>
  43
  44   <span class="comment">// <a class="link" href="zip_iterator.html#boost.compute.zip_iteratorconstruct-copy-destruct">construct/copy/destruct</a></span>
  45   <a class="link" href="zip_iterator.html#idm46009692020192-bb"><span class="identifier">zip_iterator</span></a><span class="special">(</span><span class="identifier">IteratorTuple</span><span class="special">)</span><span class="special">;</span>
  46   <a class="link" href="zip_iterator.html#idm46009692019216-bb"><span class="identifier">zip_iterator</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a><span class="special">&lt;</span> <span class="identifier">IteratorTuple</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
  47   <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a><span class="special">&lt;</span> <span class="identifier">IteratorTuple</span> <span class="special">&gt;</span> <span class="special">&amp;</span>
  48   <a class="link" href="zip_iterator.html#idm46009692017792-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a><span class="special">&lt;</span> <span class="identifier">IteratorTuple</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
  49   <a class="link" href="zip_iterator.html#idm46009692015792-bb"><span class="special">~</span><span class="identifier">zip_iterator</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  50
  51   <span class="comment">// <a class="link" href="zip_iterator.html#idm46009692024816-bb">public member functions</a></span>
  52   <span class="keyword">const</span> <span class="identifier">IteratorTuple</span> <span class="special">&amp;</span> <a class="link" href="zip_iterator.html#idm46009692024256-bb"><span class="identifier">get_iterator_tuple</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  53   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> IndexExpression<span class="special">&gt;</span>
  54     <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a class="link" href="zip_iterator.html#idm46009692023136-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">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  55
  56   <span class="comment">// <a class="link" href="zip_iterator.html#idm46009692015504-bb">private member functions</a></span>
  57   <span class="identifier">reference</span> <a class="link" href="zip_iterator.html#idm46009692014928-bb"><span class="identifier">dereference</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  58   <span class="keyword">bool</span> <a class="link" href="zip_iterator.html#idm46009692013808-bb"><span class="identifier">equal</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a><span class="special">&lt;</span> <span class="identifier">IteratorTuple</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  59   <span class="keyword">void</span> <a class="link" href="zip_iterator.html#idm46009692011552-bb"><span class="identifier">increment</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  60   <span class="keyword">void</span> <a class="link" href="zip_iterator.html#idm46009692010704-bb"><span class="identifier">decrement</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  61   <span class="keyword">void</span> <a class="link" href="zip_iterator.html#idm46009692009856-bb"><span class="identifier">advance</span></a><span class="special">(</span><span class="identifier">difference_type</span><span class="special">)</span><span class="special">;</span>
  62   <span class="identifier">difference_type</span> <a class="link" href="zip_iterator.html#idm46009692008320-bb"><span class="identifier">distance_to</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a><span class="special">&lt;</span> <span class="identifier">IteratorTuple</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  63 <span class="special">}</span><span class="special">;</span></pre></div>
  64 <div class="refsect1">
  65 <a name="idm46113317870912"></a><h2>Description</h2>
  66 <p>The <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a> class combines values from multiple input iterators. When dereferenced it returns a tuple containing each value at the current position in each input range.</p>
  67 <p><span class="bold"><strong>See Also:</strong></span></p>
  68 <p>make_zip_iterator() </p>
  69 <p>
  70 </p>
  71 <p>
  72 </p>
  73 <div class="refsect2">
  74 <a name="idm46113317867840"></a><h3>
  75 <a name="boost.compute.zip_iteratorconstruct-copy-destruct"></a><code class="computeroutput">zip_iterator</code>
  76         public
  77        construct/copy/destruct</h3>
  78 <div class="orderedlist"><ol class="orderedlist" type="1">
  79 <li class="listitem"><pre class="literallayout"><a name="idm46009692020192-bb"></a><span class="identifier">zip_iterator</span><span class="special">(</span><span class="identifier">IteratorTuple</span> iterators<span class="special">)</span><span class="special">;</span></pre></li>
  80 <li class="listitem"><pre class="literallayout"><a name="idm46009692019216-bb"></a><span class="identifier">zip_iterator</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a><span class="special">&lt;</span> <span class="identifier">IteratorTuple</span> <span class="special">&gt;</span> <span class="special">&amp;</span> other<span class="special">)</span><span class="special">;</span></pre></li>
  81 <li class="listitem"><pre class="literallayout"><a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a><span class="special">&lt;</span> <span class="identifier">IteratorTuple</span> <span class="special">&gt;</span> <span class="special">&amp;</span>
  82 <a name="idm46009692017792-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a><span class="special">&lt;</span> <span class="identifier">IteratorTuple</span> <span class="special">&gt;</span> <span class="special">&amp;</span> other<span class="special">)</span><span class="special">;</span></pre></li>
  83 <li class="listitem"><pre class="literallayout"><a name="idm46009692015792-bb"></a><span class="special">~</span><span class="identifier">zip_iterator</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
  84 </ol></div>
  85 </div>
  86 <div class="refsect2">
  87 <a name="idm46113317837424"></a><h3>
  88 <a name="idm46009692024816-bb"></a><code class="computeroutput">zip_iterator</code> public member functions</h3>
  89 <div class="orderedlist"><ol class="orderedlist" type="1">
  90 <li class="listitem"><pre class="literallayout"><span class="keyword">const</span> <span class="identifier">IteratorTuple</span> <span class="special">&amp;</span> <a name="idm46009692024256-bb"></a><span class="identifier">get_iterator_tuple</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
  91 <li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> IndexExpression<span class="special">&gt;</span>
  92   <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a name="idm46009692023136-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">&amp;</span> expr<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
  93 </ol></div>
  94 </div>
  95 <div class="refsect2">
  96 <a name="idm46113317818048"></a><h3>
  97 <a name="idm46009692015504-bb"></a><code class="computeroutput">zip_iterator</code> private member functions</h3>
  98 <div class="orderedlist"><ol class="orderedlist" type="1">
  99 <li class="listitem"><pre class="literallayout"><span class="identifier">reference</span> <a name="idm46009692014928-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>
 100 <li class="listitem"><pre class="literallayout"><span class="keyword">bool</span> <a name="idm46009692013808-bb"></a><span class="identifier">equal</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a><span class="special">&lt;</span> <span class="identifier">IteratorTuple</span> <span class="special">&gt;</span> <span class="special">&amp;</span> other<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 101 <li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46009692011552-bb"></a><span class="identifier">increment</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
 102 <li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46009692010704-bb"></a><span class="identifier">decrement</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
 103 <li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm46009692009856-bb"></a><span class="identifier">advance</span><span class="special">(</span><span class="identifier">difference_type</span> n<span class="special">)</span><span class="special">;</span></pre></li>
 104 <li class="listitem"><pre class="literallayout"><span class="identifier">difference_type</span> <a name="idm46009692008320-bb"></a><span class="identifier">distance_to</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="zip_iterator.html" title="Class template zip_iterator">zip_iterator</a><span class="special">&lt;</span> <span class="identifier">IteratorTuple</span> <span class="special">&gt;</span> <span class="special">&amp;</span> other<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
 105 </ol></div>
 106 </div>
 107 </div>
 108 </div>
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 111 <td align="right"><div class="copyright-footer">Copyright &#169; 2013, 2014 Kyle Lutz<p>
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 113         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>)
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