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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="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator</a></li>  </ul>
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<div class="title">planar_pixel_iterator&lt; ChannelPtr, ColorSpace &gt; Struct 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_planar_ptr.html">planar_pixel_iterator</a><a class="el" href="group___color_base.html">ColorBase</a> &raquo; <a class="el" href="group___color_base_model.html">Models</a> &raquo;  &#124; <a class="el" href="group___color_base_model_planar_ptr.html">planar_pixel_iterator</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>An iterator over planar pixels. Models <a class="el" href="structboost_1_1gil_1_1_homogeneous_color_base_concept.html" title="Color base whose elements all have the same type.">HomogeneousColorBaseConcept</a>, <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_homogeneous_pixel_based_concept.html" title="Concept for homogeneous pixel-based GIL constructs.">HomogeneousPixelBasedConcept</a>, <a class="el" href="structboost_1_1gil_1_1_memory_based_iterator_concept.html" title="Concept of a random-access iterator that can be advanced in memory units (bytes or bits)">MemoryBasedIteratorConcept</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>.  
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<p><code>#include &lt;<a class="el" href="planar__pixel__iterator_8hpp_source.html">planar_pixel_iterator.hpp</a>&gt;</code></p>

<p>Inherits iterator_facade&lt; planar_pixel_iterator&lt; ChannelPtr, ColorSpace &gt;, pixel&lt; std::iterator_traits&lt; ChannelPtr &gt;::value_type, layout&lt; ColorSpace &gt; &gt;, std::random_access_iterator_tag, planar_pixel_reference&lt; std::iterator_traits&lt; ChannelPtr &gt;::reference, ColorSpace &gt; const &gt;, and homogeneous_color_base&lt; Element, Layout, K &gt;.</p>
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&#160;</td><td class="memItemRight" valign="bottom"><b>planar_pixel_iterator</b> (bool)</td></tr>
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&#160;</td><td class="memItemRight" valign="bottom"><b>planar_pixel_iterator</b> (const ChannelPtr &amp;v0, const ChannelPtr &amp;v1, const ChannelPtr &amp;v2, const ChannelPtr &amp;v3)</td></tr>
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&#160;</td><td class="memItemRight" valign="bottom"><b>planar_pixel_iterator</b> (const ChannelPtr &amp;v0, const ChannelPtr &amp;v1, const ChannelPtr &amp;v2, const ChannelPtr &amp;v3, const ChannelPtr &amp;v4)</td></tr>
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template&lt;typename IC1 , typename C1 &gt; </td></tr>
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template&lt;typename P &gt; </td></tr>
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reference&#160;</td><td class="memItemRight" valign="bottom"><b>operator-&gt;</b> () const</td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><b>operator&lt;</b> (const <a class="el" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator</a> &amp;ptr) const</td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><b>operator!=</b> (const <a class="el" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator</a> &amp;ptr) const</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 ChannelPtr, typename ColorSpace&gt;<br />
struct boost::gil::planar_pixel_iterator&lt; ChannelPtr, ColorSpace &gt;</h3>

<p>An iterator over planar pixels. Models <a class="el" href="structboost_1_1gil_1_1_homogeneous_color_base_concept.html" title="Color base whose elements all have the same type.">HomogeneousColorBaseConcept</a>, <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_homogeneous_pixel_based_concept.html" title="Concept for homogeneous pixel-based GIL constructs.">HomogeneousPixelBasedConcept</a>, <a class="el" href="structboost_1_1gil_1_1_memory_based_iterator_concept.html" title="Concept of a random-access iterator that can be advanced in memory units (bytes or bits)">MemoryBasedIteratorConcept</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>Planar pixels have channel data that is not consecutive in memory. To abstract this we use classes to represent references and pointers to planar pixels. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a17b05b4a8da5c31609da1e02bd7ebed1"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a17b05b4a8da5c31609da1e02bd7ebed1">&#9670;&nbsp;</a></span>planar_pixel_iterator()</h2>

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          <td class="memname"><a class="el" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator</a> </td>
          <td>(</td>
          <td class="paramtype">P *&#160;</td>
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<p>Copy constructor and operator= from pointers to compatible planar pixels or planar pixel references. That allow constructs like pointer = &amp;value or pointer = &amp;reference Since we should not override operator&amp; that's the best we can do. </p>

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<h2 class="groupheader">Member Function Documentation</h2>
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<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>
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          <td class="paramname"><em>d</em></td><td>)</td>
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<p>For some reason operator[] provided by iterator_facade 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 struct was generated from the following files:<ul>
<li><a class="el" href="algorithm_8hpp_source.html">algorithm.hpp</a></li>
<li><a class="el" href="planar__pixel__iterator_8hpp_source.html">planar_pixel_iterator.hpp</a></li>
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