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<li class="navelem"><b>boost</b></li><li class="navelem"><b>gil</b></li><li class="navelem"><a class="el" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a></li>  </ul>
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<div class="title">iterator_from_2d&lt; Loc2 &gt; Class Template Reference<div class="ingroups"><a class="el" href="group___pixel_iterator.html">Pixel Iterator</a> &raquo; <a class="el" href="group___pixel_iterator_model.html">Models</a> &raquo; <a class="el" href="group___pixel_iterator_model_from_locator.html">iterator_from_2d</a><a class="el" href="group___pixel_based.html">PixelBased</a> &raquo;  &#124; <a class="el" href="group___pixel_based_model.html">Models</a></div></div>  </div>
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<p>Provides 1D random-access navigation to the pixels of the image. Models: <a class="el" href="structboost_1_1gil_1_1_pixel_iterator_concept.html" title="An STL random access traversal iterator over a model of PixelConcept.">PixelIteratorConcept</a>, <a class="el" href="structboost_1_1gil_1_1_pixel_based_concept.html" title="Concept for all pixel-based GIL constructs.">PixelBasedConcept</a>, <a class="el" href="structboost_1_1gil_1_1_has_dynamic_x_step_type_concept.html" title="Concept for iterators, locators and views that can define a type just like the given iterator,...">HasDynamicXStepTypeConcept</a>.  
 <a href="classboost_1_1gil_1_1iterator__from__2d.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="iterator__from__2d_8hpp_source.html">iterator_from_2d.hpp</a>&gt;</code></p>

<p>Inherits iterator_facade&lt; iterator_from_2d&lt; Loc2 &gt;, Loc2::value_type, std::random_access_iterator_tag, Loc2::reference, Loc2::coord_t &gt;.</p>
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using&#160;</td><td class="memItemRight" valign="bottom"><b>parent_t</b> = iterator_facade&lt; <a class="el" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a>&lt; Loc2 &gt;, typename Loc2::value_type, std::random_access_iterator_tag, typename Loc2::reference, typename Loc2::coord_t &gt;</td></tr>
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using&#160;</td><td class="memItemRight" valign="bottom"><b>reference</b> = typename parent_t::reference</td></tr>
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using&#160;</td><td class="memItemRight" valign="bottom"><b>difference_type</b> = typename parent_t::difference_type</td></tr>
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using&#160;</td><td class="memItemRight" valign="bottom"><b>x_iterator</b> = typename Loc2::x_iterator</td></tr>
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using&#160;</td><td class="memItemRight" valign="bottom"><b>point_t</b> = typename Loc2::point_t</td></tr>
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std::ptrdiff_t&#160;</td><td class="memItemRight" valign="bottom"><b>width</b> () const</td></tr>
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std::ptrdiff_t&#160;</td><td class="memItemRight" valign="bottom"><b>x_pos</b> () const</td></tr>
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std::ptrdiff_t&#160;</td><td class="memItemRight" valign="bottom"><b>y_pos</b> () const</td></tr>
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<tr class="memitem:a16d8e6857dd561244ca73764f2b94801"><td class="memItemLeft" align="right" valign="top">reference&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classboost_1_1gil_1_1iterator__from__2d.html#a16d8e6857dd561244ca73764f2b94801">operator[]</a> (difference_type d) const</td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><b>is_1d_traversable</b> () const</td></tr>
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x_iterator &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>x</b> ()</td></tr>
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&#160;</td><td class="memItemRight" valign="bottom"><b>iterator_from_2d</b> (const Loc2 &amp;p, std::ptrdiff_t width, std::ptrdiff_t x=0, std::ptrdiff_t y=0)</td></tr>
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&#160;</td><td class="memItemRight" valign="bottom"><b>iterator_from_2d</b> (const <a class="el" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a> &amp;pit)</td></tr>
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template&lt;typename Loc &gt; </td></tr>
<tr class="memitem:a09776b4045a3c08cf268fc2ece1d87ab"><td class="memTemplItemLeft" align="right" valign="top">&#160;</td><td class="memTemplItemRight" valign="bottom"><b>iterator_from_2d</b> (const <a class="el" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a>&lt; Loc &gt; &amp;pit)</td></tr>
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<a class="el" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>operator=</b> (<a class="el" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a> const &amp;other)=default</td></tr>
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template&lt;typename Loc &gt; </td></tr>
<tr class="memitem:a8c1e271678b0091512eb046114c042f6"><td class="memTemplItemLeft" align="right" valign="top">class&#160;</td><td class="memTemplItemRight" valign="bottom"><b>iterator_from_2d</b></td></tr>
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class&#160;</td><td class="memItemRight" valign="bottom"><b>boost::iterator_core_access</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 Loc2&gt;<br />
class boost::gil::iterator_from_2d&lt; Loc2 &gt;</h3>

<p>Provides 1D random-access navigation to the pixels of the image. Models: <a class="el" href="structboost_1_1gil_1_1_pixel_iterator_concept.html" title="An STL random access traversal iterator over a model of PixelConcept.">PixelIteratorConcept</a>, <a class="el" href="structboost_1_1gil_1_1_pixel_based_concept.html" title="Concept for all pixel-based GIL constructs.">PixelBasedConcept</a>, <a class="el" href="structboost_1_1gil_1_1_has_dynamic_x_step_type_concept.html" title="Concept for iterators, locators and views that can define a type just like the given iterator,...">HasDynamicXStepTypeConcept</a>. </p>
<p>Pixels are traversed from the top to the bottom row and from the left to the right within each row </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a id="a16d8e6857dd561244ca73764f2b94801"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a16d8e6857dd561244ca73764f2b94801">&#9670;&nbsp;</a></span>operator[]()</h2>

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          <td class="memname">reference operator[] </td>
          <td>(</td>
          <td class="paramtype">difference_type&#160;</td>
          <td class="paramname"><em>d</em></td><td>)</td>
          <td> const</td>
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<p>For some reason operator[] provided by iterator_adaptor returns a custom class that is convertible to reference We require our own reference because it is registered in iterator_traits </p>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="iterator__from__2d_8hpp_source.html">iterator_from_2d.hpp</a></li>
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