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<div class="title">RandomAccessNDImageViewConcept&lt; View &gt; Struct Template Reference<div class="ingroups"><a class="el" href="group___image_view.html">Image View</a> &raquo; <a class="el" href="group___image_view_concept.html">Concepts</a> &raquo; <a class="el" href="group___image_view_n_d_concept.html">ImageViewNDLocatorConcept</a></div></div>  </div>
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<p>N-dimensional view over immutable values.  
 <a href="structboost_1_1gil_1_1_random_access_n_d_image_view_concept.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="concepts_2image__view_8hpp_source.html">image_view.hpp</a>&gt;</code></p>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>constraints</b> ()</td></tr>
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View&#160;</td><td class="memItemRight" valign="bottom"><b>view</b></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template&lt;typename View&gt;<br />
struct boost::gil::RandomAccessNDImageViewConcept&lt; View &gt;</h3>

<p>N-dimensional view over immutable values. </p>
<div class="fragment"><div class="line">concept RandomAccessNDImageViewConcept&lt;Regular View&gt;</div><div class="line">{</div><div class="line">    <span class="keyword">typename</span> value_type;</div><div class="line">    <span class="keyword">typename</span> reference;       <span class="comment">// result of dereferencing</span></div><div class="line">    <span class="keyword">typename</span> difference_type; <span class="comment">// result of operator-(iterator,iterator) (1-dimensional!)</span></div><div class="line">    <span class="keyword">typename</span> const_t;  where RandomAccessNDImageViewConcept&lt;View&gt;; <span class="comment">// same as View, but over immutable values</span></div><div class="line">    <span class="keyword">typename</span> point_t;  where PointNDConcept&lt;point_t&gt;; <span class="comment">// N-dimensional point</span></div><div class="line">    <span class="keyword">typename</span> locator;  where RandomAccessNDLocatorConcept&lt;locator&gt;; <span class="comment">// N-dimensional locator.</span></div><div class="line">    <span class="keyword">typename</span> iterator; where RandomAccessTraversalConcept&lt;iterator&gt;; <span class="comment">// 1-dimensional iterator over all values</span></div><div class="line">    <span class="keyword">typename</span> reverse_iterator; where RandomAccessTraversalConcept&lt;reverse_iterator&gt;;</div><div class="line">    <span class="keyword">typename</span> size_type;       <span class="comment">// the return value of size()</span></div><div class="line"></div><div class="line">    <span class="comment">// Equivalent to RandomAccessNDLocatorConcept::axis</span></div><div class="line">    <span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> D&gt; <span class="keyword">struct </span>axis {</div><div class="line">        <span class="keyword">typename</span> coord_t = point_t::axis&lt;D&gt;::coord_t;</div><div class="line">        <span class="keyword">typename</span> iterator; where RandomAccessTraversalConcept&lt;iterator&gt;;   <span class="comment">// iterator along D-th axis.</span></div><div class="line">        where SameType&lt;coord_t, iterator::difference_type&gt;;</div><div class="line">        where SameType&lt;iterator::value_type,value_type&gt;;</div><div class="line">    };</div><div class="line"></div><div class="line">    <span class="comment">// Defines the type of a view similar to this type, except it invokes Deref upon dereferencing</span></div><div class="line">    <span class="keyword">template</span> &lt;PixelDereferenceAdaptorConcept Deref&gt; <span class="keyword">struct </span>add_deref {</div><div class="line">        <span class="keyword">typename</span> type;        where RandomAccessNDImageViewConcept&lt;type&gt;;</div><div class="line">        <span class="keyword">static</span> type make(<span class="keyword">const</span> View&amp; v, <span class="keyword">const</span> Deref&amp; deref);</div><div class="line">    };</div><div class="line"></div><div class="line">    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> num_dimensions = point_t::num_dimensions;</div><div class="line"></div><div class="line">    <span class="comment">// Create from a locator at the top-left corner and dimensions</span></div><div class="line">    View::View(<span class="keyword">const</span> locator&amp;, <span class="keyword">const</span> point_type&amp;);</div><div class="line"></div><div class="line">    size_type        View::size()       <span class="keyword">const</span>; <span class="comment">// total number of elements</span></div><div class="line">    reference        operator[](View, <span class="keyword">const</span> difference_type&amp;) <span class="keyword">const</span>; <span class="comment">// 1-dimensional reference</span></div><div class="line">    iterator         View::begin()      <span class="keyword">const</span>;</div><div class="line">    iterator         View::end()        <span class="keyword">const</span>;</div><div class="line">    reverse_iterator View::rbegin()     <span class="keyword">const</span>;</div><div class="line">    reverse_iterator View::rend()       <span class="keyword">const</span>;</div><div class="line">    iterator         View::at(<span class="keyword">const</span> point_t&amp;);</div><div class="line">    point_t          View::dimensions() <span class="keyword">const</span>; <span class="comment">// number of elements along each dimension</span></div><div class="line">    <span class="keywordtype">bool</span>             View::is_1d_traversable() <span class="keyword">const</span>;   <span class="comment">// can an iterator over the first dimension visit each value? I.e. are there gaps between values?</span></div><div class="line"></div><div class="line">    <span class="comment">// iterator along a given dimension starting at a given point</span></div><div class="line">    <span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> D&gt; View::axis&lt;D&gt;::iterator View::axis_iterator(<span class="keyword">const</span> point_t&amp;) <span class="keyword">const</span>;</div><div class="line"></div><div class="line">    reference operator()(View,<span class="keyword">const</span> point_t&amp;) <span class="keyword">const</span>;</div><div class="line">};</div></div><!-- fragment --> </div><hr/>The documentation for this struct was generated from the following file:<ul>
<li><a class="el" href="concepts_2image__view_8hpp_source.html">concepts/image_view.hpp</a></li>
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