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<div class="title">planar_pixel_iterator.hpp</div> </div>
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<a href="planar__pixel__iterator_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> Copyright 2005-2007 Adobe Systems Incorporated</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> Use, modification and distribution are subject to the Boost Software License,</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> http://www.boost.org/LICENSE_1_0.txt).</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> See http://opensource.adobe.com/gil for most recent version including documentation.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment">*/</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;</div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment">/*************************************************************************************************/</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;</div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#ifndef GIL_PLANAR_PTR_H</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define GIL_PLANAR_PTR_H</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &lt;cassert&gt;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &lt;iterator&gt;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &lt;boost/iterator/iterator_facade.hpp&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="gil__config_8hpp.html">gil_config.hpp</a>&quot;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="pixel_8hpp.html">pixel.hpp</a>&quot;</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="step__iterator_8hpp.html">step_iterator.hpp</a>&quot;</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="comment">//forward declaration (as this file is included in planar_pixel_reference.hpp)</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace&gt;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="keyword">struct </span>planar_pixel_reference;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> ChannelPtr, <span class="keyword">typename</span> ColorSpace&gt;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="keyword">struct </span>planar_pixel_iterator : <span class="keyword">public</span> iterator_facade&lt;planar_pixel_iterator&lt;ChannelPtr,ColorSpace&gt;,</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; pixel&lt;typename std::iterator_traits&lt;ChannelPtr&gt;::value_type,layout&lt;ColorSpace&gt; &gt;,</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; std::random_access_iterator_tag,</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; const planar_pixel_reference&lt;typename std::iterator_traits&lt;ChannelPtr&gt;::reference,ColorSpace&gt; &gt;,</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="keyword">public</span> detail::homogeneous_color_base&lt;ChannelPtr,layout&lt;ColorSpace&gt;,mpl::size&lt;ColorSpace&gt;::value &gt; {</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="keyword">typedef</span> iterator_facade&lt;planar_pixel_iterator&lt;ChannelPtr,ColorSpace&gt;,</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; pixel&lt;typename std::iterator_traits&lt;ChannelPtr&gt;::value_type,layout&lt;ColorSpace&gt; &gt;,</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; std::random_access_iterator_tag,</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keyword">const</span> planar_pixel_reference&lt;typename std::iterator_traits&lt;ChannelPtr&gt;::reference,ColorSpace&gt; &gt; parent_t;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keyword">typedef</span> detail::homogeneous_color_base&lt;ChannelPtr,layout&lt;ColorSpace&gt;,mpl::size&lt;ColorSpace&gt;::value&gt; color_base_parent_t;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits&lt;ChannelPtr&gt;::value_type channel_t;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="keyword">typedef</span> <span class="keyword">typename</span> parent_t::value_type value_type;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="keyword">typedef</span> <span class="keyword">typename</span> parent_t::reference reference;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keyword">typedef</span> <span class="keyword">typename</span> parent_t::difference_type difference_type;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; planar_pixel_iterator() : color_base_parent_t(0) {}</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; planar_pixel_iterator(<span class="keywordtype">bool</span>) {} <span class="comment">// constructor that does not fill with zero (for performance)</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; planar_pixel_iterator(<span class="keyword">const</span> ChannelPtr&amp; v0, <span class="keyword">const</span> ChannelPtr&amp; v1) : color_base_parent_t(v0,v1) {}</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; planar_pixel_iterator(<span class="keyword">const</span> ChannelPtr&amp; v0, <span class="keyword">const</span> ChannelPtr&amp; v1, <span class="keyword">const</span> ChannelPtr&amp; v2) : color_base_parent_t(v0,v1,v2) {}</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; planar_pixel_iterator(<span class="keyword">const</span> ChannelPtr&amp; v0, <span class="keyword">const</span> ChannelPtr&amp; v1, <span class="keyword">const</span> ChannelPtr&amp; v2, <span class="keyword">const</span> ChannelPtr&amp; v3) : color_base_parent_t(v0,v1,v2,v3) {}</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; planar_pixel_iterator(<span class="keyword">const</span> ChannelPtr&amp; v0, <span class="keyword">const</span> ChannelPtr&amp; v1, <span class="keyword">const</span> ChannelPtr&amp; v2, <span class="keyword">const</span> ChannelPtr&amp; v3, <span class="keyword">const</span> ChannelPtr&amp; v4) : color_base_parent_t(v0,v1,v2,v3,v4) {}</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC1,<span class="keyword">typename</span> C1&gt;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; planar_pixel_iterator(<span class="keyword">const</span> planar_pixel_iterator&lt;IC1,C1&gt;&amp; ptr) : color_base_parent_t(ptr) {}</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> P&gt;</div>
<div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1planar__pixel__iterator.html#a17b05b4a8da5c31609da1e02bd7ebed1"> 86</a></span>&#160; <a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html#a17b05b4a8da5c31609da1e02bd7ebed1">planar_pixel_iterator</a>(P* pix) : color_base_parent_t(pix, true) {</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; function_requires&lt;PixelsCompatibleConcept&lt;P,value_type&gt; &gt;();</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; }</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keyword">struct </span>address_of { <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; T* operator()(T&amp; t) { <span class="keywordflow">return</span> &amp;t; } };</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> P&gt;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; planar_pixel_iterator&amp; operator=(P* pix) {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; function_requires&lt;PixelsCompatibleConcept&lt;P,value_type&gt; &gt;();</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; static_transform(*pix,*<span class="keyword">this</span>, address_of());</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="comment">// PERFORMANCE_CHECK: Compare to this:</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="comment">//this-&gt;template semantic_at_c&lt;0&gt;()=&amp;pix-&gt;template semantic_at_c&lt;0&gt;();</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="comment">//this-&gt;template semantic_at_c&lt;1&gt;()=&amp;pix-&gt;template semantic_at_c&lt;1&gt;();</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="comment">//this-&gt;template semantic_at_c&lt;2&gt;()=&amp;pix-&gt;template semantic_at_c&lt;2&gt;();</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; }</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;</div>
<div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1planar__pixel__iterator.html#ade1279c4ed222b6efb0867c038765ea1"> 105</a></span>&#160; reference <a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html#ade1279c4ed222b6efb0867c038765ea1">operator[]</a>(difference_type d)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> memunit_advanced_ref(*<span class="keyword">this</span>,d*<span class="keyword">sizeof</span>(channel_t));}</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; reference operator-&gt;()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> **<span class="keyword">this</span>; }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="comment">// PERFORMANCE_CHECK: Remove?</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordtype">bool</span> operator&lt; (<span class="keyword">const</span> planar_pixel_iterator&amp; ptr)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> gil::at_c&lt;0&gt;(*this)&lt; gil::at_c&lt;0&gt;(ptr); }</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> planar_pixel_iterator&amp; ptr)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> gil::at_c&lt;0&gt;(*this)!=gil::at_c&lt;0&gt;(ptr); }</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; <span class="keyword">friend</span> <span class="keyword">class </span>boost::iterator_core_access;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="keywordtype">void</span> increment() { static_transform(*<span class="keyword">this</span>,*<span class="keyword">this</span>,detail::inc&lt;ChannelPtr&gt;()); }</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keywordtype">void</span> decrement() { static_transform(*<span class="keyword">this</span>,*<span class="keyword">this</span>,detail::dec&lt;ChannelPtr&gt;()); }</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordtype">void</span> advance(std::ptrdiff_t d){ static_transform(*<span class="keyword">this</span>,*<span class="keyword">this</span>,std::bind(detail::plus_asymmetric&lt;ChannelPtr,std::ptrdiff_t&gt;(),std::placeholders::_1,d)); }</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; reference dereference()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> this-&gt;<span class="keyword">template</span> deref&lt;reference&gt;(); }</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; std::ptrdiff_t distance_to(<span class="keyword">const</span> planar_pixel_iterator&amp; it)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> gil::at_c&lt;0&gt;(it)-gil::at_c&lt;0&gt;(*<span class="keyword">this</span>); }</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="group___s_t_l_optimizations.html#ga2902a23650ef266e80874ce5df076079">equal</a>(<span class="keyword">const</span> planar_pixel_iterator&amp; it)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> gil::at_c&lt;0&gt;(*this)==gil::at_c&lt;0&gt;(it); }</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;};</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;<span class="keyword">namespace </span>detail {</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC&gt; <span class="keyword">struct </span>channel_iterator_is_mutable : <span class="keyword">public</span> mpl::true_ {};</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; <span class="keyword">struct </span>channel_iterator_is_mutable&lt;const T*&gt; : <span class="keyword">public</span> mpl::false_ {};</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;}</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;<span class="keyword">struct </span>const_iterator_type&lt;planar_pixel_iterator&lt;IC,C&gt; &gt; {</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits&lt;IC&gt;::value_type channel_t;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="keyword">typedef</span> planar_pixel_iterator&lt;typename channel_traits&lt;channel_t&gt;::const_pointer,C&gt; type;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;};</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;<span class="comment">// The default implementation when the iterator is a C pointer is to use the standard constness semantics</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;<span class="keyword">struct </span>iterator_is_mutable&lt;planar_pixel_iterator&lt;IC,C&gt; &gt; : <span class="keyword">public</span> detail::channel_iterator_is_mutable&lt;IC&gt; {};</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;<span class="comment">// ColorBasedConcept</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C, <span class="keywordtype">int</span> K&gt;</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;<span class="keyword">struct </span>kth_element_type&lt;planar_pixel_iterator&lt;IC,C&gt;, K&gt; {</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keyword">typedef</span> IC type;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;};</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C, <span class="keywordtype">int</span> K&gt;</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;<span class="keyword">struct </span>kth_element_reference_type&lt;planar_pixel_iterator&lt;IC,C&gt;, K&gt; : <span class="keyword">public</span> add_reference&lt;IC&gt; {};</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C, <span class="keywordtype">int</span> K&gt;</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;<span class="keyword">struct </span>kth_element_const_reference_type&lt;planar_pixel_iterator&lt;IC,C&gt;, K&gt; : <span class="keyword">public</span> add_reference&lt;typename add_const&lt;IC&gt;::type&gt; {};</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;<span class="comment">// HomogeneousPixelBasedConcept</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;<span class="keyword">struct </span>color_space_type&lt;planar_pixel_iterator&lt;IC,C&gt; &gt; {</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="keyword">typedef</span> C type;</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;};</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160;<span class="keyword">struct </span>channel_mapping_type&lt;planar_pixel_iterator&lt;IC,C&gt; &gt; : <span class="keyword">public</span> channel_mapping_type&lt;typename planar_pixel_iterator&lt;IC,C&gt;::value_type&gt; {};</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160;</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;<span class="keyword">struct </span>is_planar&lt;planar_pixel_iterator&lt;IC,C&gt; &gt; : <span class="keyword">public</span> mpl::true_ {};</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160;<span class="keyword">struct </span>channel_type&lt;planar_pixel_iterator&lt;IC,C&gt; &gt; {</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits&lt;IC&gt;::value_type type;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160;};</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;<span class="comment">// MemoryBasedIteratorConcept</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;<span class="keyword">inline</span> std::ptrdiff_t memunit_step(<span class="keyword">const</span> planar_pixel_iterator&lt;IC,C&gt;&amp;) { <span class="keywordflow">return</span> <span class="keyword">sizeof</span>(<span class="keyword">typename</span> std::iterator_traits&lt;IC&gt;::value_type); }</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;<span class="keyword">inline</span> std::ptrdiff_t memunit_distance(<span class="keyword">const</span> planar_pixel_iterator&lt;IC,C&gt;&amp; p1, <span class="keyword">const</span> planar_pixel_iterator&lt;IC,C&gt;&amp; p2) {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; <span class="keywordflow">return</span> memunit_distance(gil::at_c&lt;0&gt;(p1),gil::at_c&lt;0&gt;(p2));</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;}</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC&gt;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;<span class="keyword">struct </span>memunit_advance_fn {</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; memunit_advance_fn(std::ptrdiff_t diff) : _diff(diff) {}</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; IC operator()(<span class="keyword">const</span> IC&amp; p)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> memunit_advanced(p,_diff); }</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; std::ptrdiff_t _diff;</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;};</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160;</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> memunit_advance(planar_pixel_iterator&lt;IC,C&gt;&amp; p, std::ptrdiff_t diff) {</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; static_transform(p, p, memunit_advance_fn&lt;IC&gt;(diff));</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160;}</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160;<span class="keyword">inline</span> planar_pixel_iterator&lt;IC,C&gt; memunit_advanced(<span class="keyword">const</span> planar_pixel_iterator&lt;IC,C&gt;&amp; p, std::ptrdiff_t diff) {</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; planar_pixel_iterator&lt;IC,C&gt; ret=p;</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; memunit_advance(ret, diff);</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; <span class="keywordflow">return</span> ret;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160;}</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160;</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> ChannelPtr, <span class="keyword">typename</span> ColorSpace&gt;</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;<span class="keyword">inline</span> planar_pixel_reference&lt;typename std::iterator_traits&lt;ChannelPtr&gt;::reference,ColorSpace&gt;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; memunit_advanced_ref(<span class="keyword">const</span> planar_pixel_iterator&lt;ChannelPtr,ColorSpace&gt;&amp; ptr, std::ptrdiff_t diff) {</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; <span class="keywordflow">return</span> planar_pixel_reference&lt;typename std::iterator_traits&lt;ChannelPtr&gt;::reference,ColorSpace&gt;(ptr, diff);</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;}</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160;<span class="comment">// HasDynamicXStepTypeConcept</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C&gt;</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160;<span class="keyword">struct </span>dynamic_x_step_type&lt;planar_pixel_iterator&lt;IC,C&gt; &gt; {</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; <span class="keyword">typedef</span> memory_based_step_iterator&lt;planar_pixel_iterator&lt;IC,C&gt; &gt; type;</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160;};</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160;} } <span class="comment">// namespace boost::gil</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="group___s_t_l_optimizations_html_ga2902a23650ef266e80874ce5df076079"><div class="ttname"><a href="group___s_t_l_optimizations.html#ga2902a23650ef266e80874ce5df076079">std::equal</a></div><div class="ttdeci">BOOST_FORCEINLINE bool equal(boost::gil::iterator_from_2d&lt; Loc1 &gt; first, boost::gil::iterator_from_2d&lt; Loc1 &gt; last, boost::gil::iterator_from_2d&lt; Loc2 &gt; first2)</div><div class="ttdoc">std::equal(I1,I1,I2) with I1 and I2 being a iterator_from_2d </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:934</div></div>
<div class="ttc" id="step__iterator_8hpp_html"><div class="ttname"><a href="step__iterator_8hpp.html">step_iterator.hpp</a></div><div class="ttdoc">pixel step iterator </div></div>
<div class="ttc" id="structboost_1_1gil_1_1planar__pixel__iterator_html_a17b05b4a8da5c31609da1e02bd7ebed1"><div class="ttname"><a href="structboost_1_1gil_1_1planar__pixel__iterator.html#a17b05b4a8da5c31609da1e02bd7ebed1">boost::gil::planar_pixel_iterator::planar_pixel_iterator</a></div><div class="ttdeci">planar_pixel_iterator(P *pix)</div><div class="ttdef"><b>Definition:</b> planar_pixel_iterator.hpp:86</div></div>
<div class="ttc" id="gil__config_8hpp_html"><div class="ttname"><a href="gil__config_8hpp.html">gil_config.hpp</a></div><div class="ttdoc">GIL configuration file. </div></div>
<div class="ttc" id="pixel_8hpp_html"><div class="ttname"><a href="pixel_8hpp.html">pixel.hpp</a></div><div class="ttdoc">pixel class and related utilities </div></div>
<div class="ttc" id="structboost_1_1gil_1_1planar__pixel__iterator_html_ade1279c4ed222b6efb0867c038765ea1"><div class="ttname"><a href="structboost_1_1gil_1_1planar__pixel__iterator.html#ade1279c4ed222b6efb0867c038765ea1">boost::gil::planar_pixel_iterator::operator[]</a></div><div class="ttdeci">reference operator[](difference_type d) const </div><div class="ttdef"><b>Definition:</b> planar_pixel_iterator.hpp:105</div></div>
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