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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">//</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Copyright 2005-2007 Adobe Systems Incorporated</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// Copyright 2021 Pranam Lashkari &lt;plashkari628@gmail.com&gt;</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">//</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">// Distributed under the Boost Software License, Version 1.0</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// See accompanying file LICENSE_1_0.txt or copy at</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">// http://www.boost.org/LICENSE_1_0.txt</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment">//</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#ifndef BOOST_GIL_ALGORITHM_HPP</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#define BOOST_GIL_ALGORITHM_HPP</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include &lt;boost/gil/metafunctions.hpp&gt;</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include &lt;boost/gil/pixel_iterator.hpp&gt;</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include &lt;boost/gil/pixel_numeric_operations.hpp&gt;</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include &lt;boost/gil/image.hpp&gt;</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include &lt;boost/gil/bit_aligned_pixel_iterator.hpp&gt;</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include &lt;boost/gil/color_base_algorithm.hpp&gt;</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include &lt;boost/gil/concepts.hpp&gt;</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include &lt;boost/gil/image_view.hpp&gt;</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include &lt;boost/gil/image_view_factory.hpp&gt;</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include &lt;boost/gil/detail/mp11.hpp&gt;</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include &lt;boost/gil/detail/type_traits.hpp&gt;</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include &lt;boost/assert.hpp&gt;</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include &lt;boost/config.hpp&gt;</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include &lt;algorithm&gt;</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include &lt;cstddef&gt;</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#include &lt;cstring&gt;</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="preprocessor">#include &lt;iterator&gt;</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#include &lt;memory&gt;</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="preprocessor">#include &lt;type_traits&gt;</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="preprocessor">#include &lt;typeinfo&gt;</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="preprocessor">#include &lt;numeric&gt;</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="foldopen" id="foldopen00036" data-start="{" data-end="}">
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"><a class="line" href="namespaceboost.html"> 36</a></span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceboost.html">boost</a> { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="comment">//forward declarations</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> ChannelPtr, <span class="keyword">typename</span> ColorSpace&gt;</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="keyword">struct </span>planar_pixel_iterator;</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Iterator&gt;</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="keyword">class </span>memory_based_step_iterator;</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> StepIterator&gt;</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="keyword">class </span>memory_based_2d_locator;</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><span class="comment">// a tag denoting incompatible arguments</span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="keyword">struct </span>error_t {};</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> </div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Derived, <span class="keyword">typename</span> Result=<span class="keywordtype">void</span>&gt;</div>
<div class="foldopen" id="foldopen00087" data-start="{" data-end="};">
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1binary__operation__obj.html"> 87</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1binary__operation__obj.html">binary_operation_obj</a></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span>{</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keyword">using </span>result_type = Result;</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2&gt; BOOST_FORCEINLINE</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <span class="keyword">auto</span> operator()(<span class="keyword">const</span> std::pair&lt;const V1*,const V2*&gt;&amp; p) <span class="keyword">const</span> -&gt; result_type {</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keywordflow">return</span> apply(*p.first, *p.second, <span class="keyword">typename</span> <a class="code hl_struct" href="structboost_1_1gil_1_1views__are__compatible.html">views_are_compatible&lt;V1,V2&gt;::type</a>());</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> }</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2&gt; BOOST_FORCEINLINE</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="keyword">auto</span> operator()(<span class="keyword">const</span> V1&amp; v1, <span class="keyword">const</span> V2&amp; v2) <span class="keyword">const</span> -&gt; result_type {</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keywordflow">return</span> apply(v1, v2, <span class="keyword">typename</span> <a class="code hl_struct" href="structboost_1_1gil_1_1views__are__compatible.html">views_are_compatible&lt;V1,V2&gt;::type</a>());</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> }</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="keyword">auto</span> operator()(<span class="keyword">const</span> error_t&amp;) <span class="keyword">const</span> -&gt; result_type { <span class="keywordflow">throw</span> std::bad_cast(); }</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="comment">// dispatch from apply overload to a function with distinct name</span></div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2&gt;</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> BOOST_FORCEINLINE</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="keyword">auto</span> apply(V1 <span class="keyword">const</span>&amp; v1, V2 <span class="keyword">const</span>&amp; v2, std::false_type) <span class="keyword">const</span> -&gt; result_type</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> {</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="keywordflow">return</span> ((<span class="keyword">const</span> Derived*)<span class="keyword">this</span>)-&gt;apply_incompatible(v1, v2);</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> }</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="comment">// dispatch from apply overload to a function with distinct name</span></div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2&gt;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> BOOST_FORCEINLINE</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keyword">auto</span> apply(V1 <span class="keyword">const</span>&amp; v1, V2 <span class="keyword">const</span>&amp; v2, std::true_type) <span class="keyword">const</span> -&gt; result_type</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> {</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="keywordflow">return</span> ((<span class="keyword">const</span> Derived*)<span class="keyword">this</span>)-&gt;apply_compatible(v1, v2);</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> }</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="comment">// function with distinct name - it can be overloaded by subclasses</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2&gt;</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> BOOST_FORCEINLINE</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="keyword">auto</span> apply_incompatible(V1 <span class="keyword">const</span>&amp; <span class="comment">/*v1*/</span>, V2 <span class="keyword">const</span>&amp; <span class="comment">/*v2*/</span>) <span class="keyword">const</span> -&gt; result_type</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> {</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="keywordflow">throw</span> std::bad_cast();</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> }</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span>};</div>
</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> </div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span>}} <span class="comment">// namespace boost::gil</span></div>
</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span><span class="comment">// std::copy and gil::copy_pixels</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span><span class="keyword">namespace </span>std {</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> </div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span> CS&gt;</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span><span class="keyword">auto</span> copy(</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel&lt;T, CS&gt;</a>* first,</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel&lt;T, CS&gt;</a>* last,</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel&lt;T, CS&gt;</a>* dst)</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> -&gt; <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel&lt;T, CS&gt;</a>*</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span>{</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="keyword">auto</span> p = std::copy((<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*)first, (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*)last, (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*)dst);</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast&lt;</span><a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel&lt;T, CS&gt;</a>*<span class="keyword">&gt;</span>(p);</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span>}</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> </div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span> CS&gt;</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span><span class="keyword">auto</span> copy(<span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel&lt;T,CS&gt;</a>* first, <span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel&lt;T,CS&gt;</a>* last,</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel&lt;T,CS&gt;</a>* dst) -&gt; <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel&lt;T,CS&gt;</a>*</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span>{</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="keywordflow">return</span> (<a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel&lt;T,CS&gt;</a>*)std::copy((<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*)first,(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*)last, (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*)dst);</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span>}</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span>} <span class="comment">// namespace std</span></div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceboost.html">boost</a> { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> I, <span class="keyword">typename</span> O&gt; <span class="keyword">struct </span>copy_fn {</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> BOOST_FORCEINLINE I operator()(I first, I last, O dst)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> std::copy(first,last,dst); }</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span>};</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span>} } <span class="comment">// namespace boost::gil</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span><span class="keyword">namespace </span>std {</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> CS, <span class="keyword">typename</span> IC1, <span class="keyword">typename</span> IC2&gt; BOOST_FORCEINLINE</div>
<div class="foldopen" id="foldopen00178" data-start="{" data-end="}">
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"><a class="line" href="group___s_t_l_optimizations.html#ga09b77d532dc4513c0a8a5cfcfeeb4159"> 178</a></span><span class="keyword">auto</span> copy(<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__iterator.html">boost::gil::planar_pixel_iterator&lt;IC1,CS&gt;</a> first, <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__iterator.html">boost::gil::planar_pixel_iterator&lt;IC1,CS&gt;</a> last, <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__iterator.html">boost::gil::planar_pixel_iterator&lt;IC2,CS&gt;</a> dst) -&gt; <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__iterator.html">boost::gil::planar_pixel_iterator&lt;IC2,CS&gt;</a></div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span>{</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> boost::gil::gil_function_requires&lt;boost::gil::ChannelsCompatibleConcept&lt;typename std::iterator_traits&lt;IC1&gt;::value_type,<span class="keyword">typename</span> std::iterator_traits&lt;IC2&gt;::value_type&gt;&gt;();</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> static_for_each(first,last,dst,boost::gil::detail::copy_fn&lt;IC1,IC2&gt;());</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> <span class="keywordflow">return</span> dst+(last-first);</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span>}</div>
</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span>} <span class="comment">// namespace std</span></div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceboost.html">boost</a> { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> I, <span class="keyword">typename</span> O&gt;</div>
<div class="foldopen" id="foldopen00191" data-start="{" data-end="};">
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1copier__n.html"> 191</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n</a> {</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> BOOST_FORCEINLINE <span class="keywordtype">void</span> operator()(I src, <span class="keyword">typename</span> std::iterator_traits&lt;I&gt;::difference_type n, O dst)<span class="keyword"> const </span>{ std::copy(src,src+n, dst); }</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span>};</div>
</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> </div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> IL, <span class="keyword">typename</span> O&gt; <span class="comment">// IL Models ConstPixelLocatorConcept, O Models PixelIteratorConcept</span></div>
<div class="foldopen" id="foldopen00197" data-start="{" data-end="};">
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1copier__n_3_01iterator__from__2d_3_01_i_l_01_4_00_01_o_01_4.html"> 197</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n</a>&lt;<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a>&lt;IL&gt;,O&gt; {</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="keyword">using </span>diff_t = <span class="keyword">typename</span> std::iterator_traits&lt;iterator_from_2d&lt;IL&gt;&gt;::difference_type;</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> BOOST_FORCEINLINE <span class="keywordtype">void</span> operator()(<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d&lt;IL&gt;</a> src, diff_t n, O dst)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> gil_function_requires&lt;PixelLocatorConcept&lt;IL&gt;&gt;();</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> gil_function_requires&lt;MutablePixelIteratorConcept&lt;O&gt;&gt;();</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <span class="keywordflow">while</span> (n&gt;0) {</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> diff_t l=src.width()-src.x_pos();</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> diff_t numToCopy=(n&lt;l ? n:l);</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> detail::copy_n(src.x(), numToCopy, dst);</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> dst+=numToCopy;</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> src+=numToCopy;</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> n-=numToCopy;</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> }</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> }</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span>};</div>
</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> </div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> I, <span class="keyword">typename</span> OL&gt; <span class="comment">// I Models ConstPixelIteratorConcept, OL Models PixelLocatorConcept</span></div>
<div class="foldopen" id="foldopen00215" data-start="{" data-end="};">
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1copier__n_3_01_i_00_01iterator__from__2d_3_01_o_l_01_4_01_4.html"> 215</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n</a>&lt;I,<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a>&lt;OL&gt;&gt; {</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <span class="keyword">using </span>diff_t = <span class="keyword">typename</span> std::iterator_traits&lt;I&gt;::difference_type;</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> BOOST_FORCEINLINE <span class="keywordtype">void</span> operator()(I src, diff_t n, <a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d&lt;OL&gt;</a> dst)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> gil_function_requires&lt;PixelIteratorConcept&lt;I&gt;&gt;();</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> gil_function_requires&lt;MutablePixelLocatorConcept&lt;OL&gt;&gt;();</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="keywordflow">while</span> (n&gt;0) {</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> diff_t l=dst.width()-dst.x_pos();</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> diff_t numToCopy=(n&lt;l ? n:l);</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> detail::copy_n(src, numToCopy, dst.x());</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> dst+=numToCopy;</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> src+=numToCopy;</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> n-=numToCopy;</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> }</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> }</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span>};</div>
</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> </div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> IL, <span class="keyword">typename</span> OL&gt;</div>
<div class="foldopen" id="foldopen00233" data-start="{" data-end="};">
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1copier__n_3_01iterator__from__2d_3_01_i_l_01_4_00_01iterator__from__2d_3_01_o_l_01_4_01_4.html"> 233</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n</a>&lt;<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a>&lt;IL&gt;,<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a>&lt;OL&gt;&gt; {</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="keyword">using </span>diff_t = <span class="keyword">typename</span> iterator_from_2d&lt;IL&gt;::difference_type;</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> BOOST_FORCEINLINE <span class="keywordtype">void</span> operator()(<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d&lt;IL&gt;</a> src, diff_t n, <a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d&lt;OL&gt;</a> dst)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> gil_function_requires&lt;PixelLocatorConcept&lt;IL&gt;&gt;();</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> gil_function_requires&lt;MutablePixelLocatorConcept&lt;OL&gt;&gt;();</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keywordflow">if</span> (src.x_pos()!=dst.x_pos() || src.width()!=dst.width()) {</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> <span class="keywordflow">while</span>(n--&gt;0) {</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> *dst++=*src++;</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> }</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> }</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> <span class="keywordflow">while</span> (n&gt;0) {</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> diff_t l=dst.width()-dst.x_pos();</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> diff_t numToCopy=(n&lt;l ? n : l);</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> detail::copy_n(src.x(), numToCopy, dst.x());</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> dst+=numToCopy;</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> src+=numToCopy;</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> n-=numToCopy;</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> }</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> }</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span>};</div>
</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> </div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> SrcIterator, <span class="keyword">typename</span> DstIterator&gt;</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span>BOOST_FORCEINLINE <span class="keyword">auto</span> copy_with_2d_iterators(SrcIterator first, SrcIterator last, DstIterator dst) -&gt; DstIterator {</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <span class="keyword">using </span>src_x_iterator = <span class="keyword">typename</span> SrcIterator::x_iterator;</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <span class="keyword">using </span>dst_x_iterator = <span class="keyword">typename</span> DstIterator::x_iterator;</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> <span class="keyword">typename</span> SrcIterator::difference_type n = last - first;</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> </div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <span class="keywordflow">if</span> (first.is_1d_traversable()) {</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <span class="keywordflow">if</span> (dst.is_1d_traversable())</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <a class="code hl_struct" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n&lt;src_x_iterator,dst_x_iterator&gt;</a>()(first.x(),n, dst.x());</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <a class="code hl_struct" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n&lt;src_x_iterator,DstIterator &gt;</a>()(first.x(),n, dst);</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> <span class="keywordflow">if</span> (dst.is_1d_traversable())</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> copier_n&lt;SrcIterator,dst_x_iterator&gt;()(first,n, dst.x());</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> copier_n&lt;SrcIterator,DstIterator&gt;()(first,n,dst);</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> }</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <span class="keywordflow">return</span> dst+n;</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span>}</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span>} } <span class="comment">// namespace boost::gil</span></div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> </div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span><span class="keyword">namespace </span>std {</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> IL, <span class="keyword">typename</span> OL&gt;</div>
<div class="foldopen" id="foldopen00281" data-start="{" data-end="}">
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"><a class="line" href="group___s_t_l_optimizations.html#ga8e5145f9a736adfc52685b793dd69043"> 281</a></span>BOOST_FORCEINLINE <span class="keyword">auto</span> <a class="code hl_function" href="group___s_t_l_optimizations.html#ga8e5145f9a736adfc52685b793dd69043">copy1</a>(<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;IL&gt;</a> first, <a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;IL&gt;</a> last, <a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;OL&gt;</a> dst) -&gt; <a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;OL&gt;</a></div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span>{</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> <span class="keywordflow">return</span> boost::gil::detail::copy_with_2d_iterators(first,last,dst);</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span>}</div>
</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> </div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span>} <span class="comment">// namespace std</span></div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> </div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceboost.html">boost</a> { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2&gt; BOOST_FORCEINLINE</div>
<div class="foldopen" id="foldopen00292" data-start="{" data-end="}">
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_copy_pixels.html#ga0dff2d4420556f79de0b5a108378ff03"> 292</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group___image_view_s_t_l_algorithms_copy_pixels.html#ga0dff2d4420556f79de0b5a108378ff03">copy_pixels</a>(<span class="keyword">const</span> View1&amp; src, <span class="keyword">const</span> View2&amp; dst)</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span>{</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> BOOST_ASSERT(src.dimensions() == dst.dimensions());</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> detail::copy_with_2d_iterators(src.begin(),src.end(),dst.begin());</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span>}</div>
</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> </div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span><span class="comment">// copy_and_convert_pixels</span></div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> </div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> </div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> CC&gt;</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span><span class="keyword">class </span>copy_and_convert_pixels_fn : <span class="keyword">public</span> binary_operation_obj&lt;copy_and_convert_pixels_fn&lt;CC&gt;&gt;</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span>{</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> CC _cc;</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="keyword">using </span>result_type = <span class="keyword">typename</span> binary_operation_obj&lt;copy_and_convert_pixels_fn&lt;default_color_converter&gt;&gt;::result_type;</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> copy_and_convert_pixels_fn() {}</div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> copy_and_convert_pixels_fn(CC cc_in) : _cc(cc_in) {}</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <span class="comment">// when the two color spaces are incompatible, a color conversion is performed</span></div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2&gt; BOOST_FORCEINLINE</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> <span class="keyword">auto</span> apply_incompatible(<span class="keyword">const</span> V1&amp; src, <span class="keyword">const</span> V2&amp; dst) <span class="keyword">const</span> -&gt; result_type {</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> <a class="code hl_function" href="group___image_view_s_t_l_algorithms_copy_pixels.html#ga0dff2d4420556f79de0b5a108378ff03">copy_pixels</a>(color_converted_view&lt;typename V2::value_type&gt;(src,_cc),dst);</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> }</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> </div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> <span class="comment">// If the two color spaces are compatible, copy_and_convert is just copy</span></div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2&gt; BOOST_FORCEINLINE</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <span class="keyword">auto</span> apply_compatible(<span class="keyword">const</span> V1&amp; src, <span class="keyword">const</span> V2&amp; dst) <span class="keyword">const</span> -&gt; result_type {</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <a class="code hl_function" href="group___image_view_s_t_l_algorithms_copy_pixels.html#ga0dff2d4420556f79de0b5a108378ff03">copy_pixels</a>(src,dst);</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> }</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span>};</div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> </div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2,<span class="keyword">typename</span> CC&gt;</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span><span class="keywordtype">void</span> copy_and_convert_pixels(<span class="keyword">const</span> V1&amp; src, <span class="keyword">const</span> V2&amp; dst,CC cc) {</div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> detail::copy_and_convert_pixels_fn&lt;CC&gt; ccp(cc);</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> ccp(src,dst);</div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span>}</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> </div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span><span class="keyword">struct </span>default_color_converter;</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> </div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2&gt;</div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span><span class="keywordtype">void</span> copy_and_convert_pixels(<span class="keyword">const</span> View1&amp; src, <span class="keyword">const</span> View2&amp; dst) {</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> detail::copy_and_convert_pixels_fn&lt;default_color_converter&gt; ccp;</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> ccp(src,dst);</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span>}</div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span>} } <span class="comment">// namespace boost::gil</span></div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> </div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span><span class="comment">// std::fill and gil::fill_pixels</span></div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> </div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> </div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span><span class="keyword">namespace </span>std {</div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> IL, <span class="keyword">typename</span> V&gt;</div>
<div class="foldopen" id="foldopen00369" data-start="{" data-end="}">
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"><a class="line" href="group___s_t_l_optimizations.html#ga09a077977f139f28b04441f238ec6ab0"> 369</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group___s_t_l_optimizations.html#ga09a077977f139f28b04441f238ec6ab0">fill</a>(<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;IL&gt;</a> first, <a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;IL&gt;</a> last, <span class="keyword">const</span> V&amp; val) {</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> boost::gil::gil_function_requires&lt;boost::gil::MutablePixelLocatorConcept&lt;IL&gt;&gt;();</div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> <span class="keywordflow">if</span> (first.is_1d_traversable()) {</div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <a class="code hl_function" href="group___s_t_l_optimizations.html#ga09a077977f139f28b04441f238ec6ab0">std::fill</a>(first.x(), last.x(), val);</div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> <span class="comment">// fill row by row</span></div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> std::ptrdiff_t n=last-first;</div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> <span class="keywordflow">while</span> (n&gt;0) {</div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> std::ptrdiff_t numToDo=std::min&lt;const std::ptrdiff_t&gt;(n,(std::ptrdiff_t)(first.width()-first.x_pos()));</div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> std::fill_n(first.x(), numToDo, val);</div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> first+=numToDo;</div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> n-=numToDo;</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> }</div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> }</div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span>}</div>
</div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span>} <span class="comment">// namespace std</span></div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> </div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceboost.html">boost</a> { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> </div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> </div>
<div class="foldopen" id="foldopen00391" data-start="{" data-end="};">
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1std__fill__t.html"> 391</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1detail_1_1std__fill__t.html">std_fill_t</a> {</div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> It, <span class="keyword">typename</span> P&gt;</div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> <span class="keywordtype">void</span> operator()(It first, It last, <span class="keyword">const</span> P&amp; p_in) {</div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> <a class="code hl_function" href="group___s_t_l_optimizations.html#ga09a077977f139f28b04441f238ec6ab0">std::fill</a>(first,last,p_in);</div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> }</div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span>};</div>
</div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> </div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It, <span class="keyword">typename</span> P&gt;</div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span><span class="keywordtype">void</span> fill_aux(It first, It last, P <span class="keyword">const</span>&amp; p, std::true_type)</div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span>{</div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> static_for_each(first, last, p, <a class="code hl_struct" href="structboost_1_1gil_1_1detail_1_1std__fill__t.html">std_fill_t</a>());</div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span>}</div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> </div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It, <span class="keyword">typename</span> P&gt;</div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span><span class="keywordtype">void</span> fill_aux(It first, It last, P <span class="keyword">const</span>&amp; p, std::false_type)</div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span>{</div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> <a class="code hl_function" href="group___s_t_l_optimizations.html#ga09a077977f139f28b04441f238ec6ab0">std::fill</a>(first, last, p);</div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span>}</div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span> </div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> </div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View, <span class="keyword">typename</span> Value&gt;</div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span>BOOST_FORCEINLINE</div>
<div class="foldopen" id="foldopen00420" data-start="{" data-end="}">
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_fill_pixels.html#gad940ed7e69c241f2a16899a1bb0572ba"> 420</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group___image_view_s_t_l_algorithms_fill_pixels.html#gad940ed7e69c241f2a16899a1bb0572ba">fill_pixels</a>(View <span class="keyword">const</span>&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>, Value <span class="keyword">const</span>&amp; value)</div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span>{</div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.is_1d_traversable())</div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> {</div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span> detail::fill_aux(</div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.begin().x(), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.end().x(), value, is_planar&lt;View&gt;());</div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> }</div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span> {</div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> <span class="keywordflow">for</span> (std::ptrdiff_t y = 0; y &lt; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.height(); ++y)</div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> detail::fill_aux(</div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_begin(y), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_end(y), value, is_planar&lt;View&gt;());</div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> }</div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span>}</div>
</div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> </div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span><span class="comment">// destruct_pixels</span></div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> </div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> </div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Iterator&gt;</div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span><span class="keywordtype">void</span> destruct_range_impl(Iterator first, Iterator last,</div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> <span class="keyword">typename</span> std::enable_if</div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span> &lt;</div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> mp11::mp_and</div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> &lt;</div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> std::is_pointer&lt;Iterator&gt;,</div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span> mp11::mp_not</div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span> &lt;</div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> detail::is_trivially_destructible&lt;<span class="keyword">typename</span> std::iterator_traits&lt;Iterator&gt;::value_type&gt;</div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span> &gt;</div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> &gt;::value</div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span> &gt;::type* <span class="comment">/*ptr*/</span> = 0)</div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span>{</div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> <span class="keywordflow">while</span> (first != last)</div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> {</div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> first-&gt;~value_t();</div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> ++first;</div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> }</div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span>}</div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> </div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Iterator&gt;</div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span><span class="keywordtype">void</span> destruct_range_impl(Iterator <span class="comment">/*first*/</span>, Iterator <span class="comment">/*last*/</span>,</div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> <span class="keyword">typename</span> std::enable_if</div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> &lt;</div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> mp11::mp_or</div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> &lt;</div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span> mp11::mp_not&lt;std::is_pointer&lt;Iterator&gt;&gt;,</div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> detail::is_trivially_destructible&lt;<span class="keyword">typename</span> std::iterator_traits&lt;Iterator&gt;::value_type&gt;</div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span> &gt;::value</div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</span> &gt;::type* <span class="comment">/* ptr */</span> = <span class="keyword">nullptr</span>)</div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span>{</div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span>}</div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> </div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Iterator&gt;</div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span><span class="keywordtype">void</span> destruct_range(Iterator first, Iterator last)</div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span>{</div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span> destruct_range_impl(first, last);</div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span>}</div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span> </div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span><span class="keyword">struct </span>std_destruct_t</div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span>{</div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Iterator&gt;</div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span> <span class="keywordtype">void</span> operator()(Iterator first, Iterator last)<span class="keyword"> const</span></div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> destruct_range(first,last);</div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> }</div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span>};</div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span> </div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It&gt;</div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span><span class="keywordtype">void</span> destruct_aux(It first, It last, std::true_type)</div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span>{</div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span> static_for_each(first,last,std_destruct_t());</div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span>}</div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span> </div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It&gt;</div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span><span class="keywordtype">void</span> destruct_aux(It first, It last, std::false_type)</div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span>{</div>
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"> 509</span> destruct_range(first,last);</div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span>}</div>
<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> </div>
<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l00513" name="l00513"></a><span class="lineno"> 513</span> </div>
<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"> 516</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;</div>
<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span>BOOST_FORCEINLINE</div>
<div class="foldopen" id="foldopen00518" data-start="{" data-end="}">
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_destruct_pixels.html#ga15213b8ccac212660925ff11edd6f707"> 518</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group___image_view_s_t_l_algorithms_destruct_pixels.html#ga15213b8ccac212660925ff11edd6f707">destruct_pixels</a>(View <span class="keyword">const</span>&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>)</div>
<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span>{</div>
<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.is_1d_traversable())</div>
<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span> {</div>
<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"> 522</span> detail::destruct_aux(</div>
<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span> <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.begin().x(), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.end().x(), is_planar&lt;View&gt;());</div>
<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span> }</div>
<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"> 525</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span> {</div>
<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span> <span class="keywordflow">for</span> (std::ptrdiff_t y = 0; y &lt; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.height(); ++y)</div>
<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> detail::destruct_aux(</div>
<div class="line"><a id="l00529" name="l00529"></a><span class="lineno"> 529</span> <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_begin(y), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_end(y), is_planar&lt;View&gt;());</div>
<div class="line"><a id="l00530" name="l00530"></a><span class="lineno"> 530</span> }</div>
<div class="line"><a id="l00531" name="l00531"></a><span class="lineno"> 531</span>}</div>
</div>
<div class="line"><a id="l00532" name="l00532"></a><span class="lineno"> 532</span> </div>
<div class="line"><a id="l00534" name="l00534"></a><span class="lineno"> 534</span><span class="comment">// uninitialized_fill_pixels</span></div>
<div class="line"><a id="l00536" name="l00536"></a><span class="lineno"> 536</span> </div>
<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"> 540</span> </div>
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> </div>
<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It, <span class="keyword">typename</span> P&gt;</div>
<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span><span class="keywordtype">void</span> uninitialized_fill_aux(It first, It last, P <span class="keyword">const</span>&amp; p, std::true_type)</div>
<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span>{</div>
<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> std::size_t channel = 0;</div>
<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> <span class="keywordflow">try</span></div>
<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span> {</div>
<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> <span class="keyword">using </span>pixel_t = <span class="keyword">typename</span> std::iterator_traits&lt;It&gt;::value_type;</div>
<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span> <span class="keywordflow">while</span> (channel &lt; num_channels&lt;pixel_t&gt;::value)</div>
<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> {</div>
<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> std::uninitialized_fill(</div>
<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> dynamic_at_c(first,channel),</div>
<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span> dynamic_at_c(last,channel),</div>
<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> dynamic_at_c(p,channel));</div>
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span> </div>
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno"> 560</span> ++channel;</div>
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno"> 561</span> }</div>
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno"> 562</span> }</div>
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno"> 563</span> <span class="keywordflow">catch</span> (...)</div>
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"> 564</span> {</div>
<div class="line"><a id="l00565" name="l00565"></a><span class="lineno"> 565</span> <span class="keywordflow">for</span> (std::size_t c = 0; c &lt; channel; ++c)</div>
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span> destruct_range(dynamic_at_c(first, c), dynamic_at_c(last, c));</div>
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"> 567</span> <span class="keywordflow">throw</span>;</div>
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span> }</div>
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span>}</div>
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> </div>
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It, <span class="keyword">typename</span> P&gt;</div>
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span><span class="keywordtype">void</span> uninitialized_fill_aux(It first, It last, P <span class="keyword">const</span>&amp; p, std::false_type)</div>
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span>{</div>
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span> std::uninitialized_fill(first,last,p);</div>
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span>}</div>
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> </div>
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> </div>
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View, <span class="keyword">typename</span> Value&gt;</div>
<div class="foldopen" id="foldopen00587" data-start="{" data-end="}">
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_uninitialized_fill_pixels.html#ga153b1fe79d2d728c1c51a38e9f957e27"> 587</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group___image_view_s_t_l_algorithms_uninitialized_fill_pixels.html#ga153b1fe79d2d728c1c51a38e9f957e27">uninitialized_fill_pixels</a>(<span class="keyword">const</span> View&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>, <span class="keyword">const</span> Value&amp; val) {</div>
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"> 588</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.is_1d_traversable())</div>
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span> detail::uninitialized_fill_aux(<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.begin().x(), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.end().x(),</div>
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span> val,is_planar&lt;View&gt;());</div>
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span> <span class="keyword">typename</span> View::y_coord_t y = 0;</div>
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</span> <span class="keywordflow">try</span> {</div>
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno"> 594</span> <span class="keywordflow">for</span> (y=0; y&lt;<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.height(); ++y)</div>
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span> detail::uninitialized_fill_aux(<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_begin(y),<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_end(y),</div>
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span> val,is_planar&lt;View&gt;());</div>
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span> } <span class="keywordflow">catch</span>(...) {</div>
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> <span class="keywordflow">for</span> (<span class="keyword">typename</span> View::y_coord_t y0=0; y0&lt;y; ++y0)</div>
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> detail::destruct_aux(<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_begin(y0),<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_end(y0), is_planar&lt;View&gt;());</div>
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> <span class="keywordflow">throw</span>;</div>
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> }</div>
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> }</div>
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span>}</div>
</div>
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> </div>
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span><span class="comment">// default_construct_pixels</span></div>
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span> </div>
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno"> 612</span> </div>
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno"> 613</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno"> 614</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It&gt; BOOST_FORCEINLINE</div>
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno"> 615</span><span class="keywordtype">void</span> default_construct_range_impl(It first, It last, std::true_type)</div>
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno"> 616</span>{</div>
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno"> 617</span> It first1 = first;</div>
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno"> 618</span> <span class="keywordflow">try</span></div>
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno"> 619</span> {</div>
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno"> 620</span> <span class="keyword">using </span>value_t = <span class="keyword">typename</span> std::iterator_traits&lt;It&gt;::value_type;</div>
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno"> 621</span> <span class="keywordflow">while</span> (first != last)</div>
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno"> 622</span> {</div>
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno"> 623</span> <span class="keyword">new</span> (first) value_t();</div>
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno"> 624</span> ++first;</div>
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno"> 625</span> }</div>
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno"> 626</span> }</div>
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno"> 627</span> <span class="keywordflow">catch</span> (...)</div>
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno"> 628</span> {</div>
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno"> 629</span> destruct_range(first1, first);</div>
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno"> 630</span> <span class="keywordflow">throw</span>;</div>
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno"> 631</span> }</div>
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno"> 632</span>}</div>
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno"> 633</span> </div>
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno"> 634</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It&gt;</div>
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno"> 635</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno"> 636</span><span class="keywordtype">void</span> default_construct_range_impl(It, It, std::false_type) {}</div>
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno"> 637</span> </div>
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno"> 638</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It&gt;</div>
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno"> 639</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno"> 640</span><span class="keywordtype">void</span> default_construct_range(It first, It last)</div>
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno"> 641</span>{</div>
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno"> 642</span> default_construct_range_impl(first, last, <span class="keyword">typename</span> std::is_pointer&lt;It&gt;::type());</div>
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno"> 643</span>}</div>
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno"> 644</span> </div>
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno"> 646</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It&gt;</div>
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno"> 647</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno"> 648</span><span class="keywordtype">void</span> default_construct_aux(It first, It last, std::true_type)</div>
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno"> 649</span>{</div>
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno"> 650</span> std::size_t channel = 0;</div>
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno"> 651</span> <span class="keywordflow">try</span></div>
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno"> 652</span> {</div>
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno"> 653</span> <span class="keyword">using </span>pixel_t = <span class="keyword">typename</span> std::iterator_traits&lt;It&gt;::value_type;</div>
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno"> 654</span> <span class="keywordflow">while</span> (channel &lt; num_channels&lt;pixel_t&gt;::value)</div>
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno"> 655</span> {</div>
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno"> 656</span> default_construct_range(dynamic_at_c(first, channel), dynamic_at_c(last, channel));</div>
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno"> 657</span> ++channel;</div>
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno"> 658</span> }</div>
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno"> 659</span> }</div>
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno"> 660</span> <span class="keywordflow">catch</span> (...)</div>
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno"> 661</span> {</div>
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno"> 662</span> <span class="keywordflow">for</span> (std::size_t c = 0; c &lt; channel; ++c)</div>
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno"> 663</span> destruct_range(dynamic_at_c(first, c), dynamic_at_c(last, c));</div>
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno"> 664</span> <span class="keywordflow">throw</span>;</div>
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno"> 665</span> }</div>
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno"> 666</span>}</div>
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno"> 667</span> </div>
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno"> 669</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It&gt;</div>
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno"> 670</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno"> 671</span><span class="keywordtype">void</span> default_construct_aux(It first, It last, std::false_type)</div>
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno"> 672</span>{</div>
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno"> 673</span> default_construct_range(first, last);</div>
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno"> 674</span>}</div>
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno"> 675</span> </div>
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno"> 676</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View, <span class="keywordtype">bool</span> IsPlanar&gt;</div>
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno"> 677</span><span class="keyword">struct </span>has_trivial_pixel_constructor</div>
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno"> 678</span> : detail::is_trivially_default_constructible&lt;typename View::value_type&gt;</div>
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno"> 679</span>{};</div>
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno"> 680</span> </div>
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno"> 681</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;</div>
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno"> 682</span><span class="keyword">struct </span>has_trivial_pixel_constructor&lt;View, true&gt;</div>
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno"> 683</span> : detail::is_trivially_default_constructible&lt;typename channel_type&lt;View&gt;::type&gt;</div>
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno"> 684</span>{};</div>
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno"> 685</span> </div>
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno"> 686</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> View, <span class="keywordtype">bool</span> IsTriviallyConstructible&gt;</div>
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno"> 687</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno"> 688</span><span class="keywordtype">void</span> default_construct_pixels_impl(</div>
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno"> 689</span> View <span class="keyword">const</span>&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>,</div>
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno"> 690</span> std::enable_if&lt;!IsTriviallyConstructible&gt;* <span class="comment">/*ptr*/</span> = <span class="keyword">nullptr</span>)</div>
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno"> 691</span>{</div>
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno"> 692</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.is_1d_traversable())</div>
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno"> 693</span> {</div>
<div class="line"><a id="l00694" name="l00694"></a><span class="lineno"> 694</span> detail::default_construct_aux(</div>
<div class="line"><a id="l00695" name="l00695"></a><span class="lineno"> 695</span> <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.begin().x(), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.end().x(), is_planar&lt;View&gt;());</div>
<div class="line"><a id="l00696" name="l00696"></a><span class="lineno"> 696</span> }</div>
<div class="line"><a id="l00697" name="l00697"></a><span class="lineno"> 697</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00698" name="l00698"></a><span class="lineno"> 698</span> {</div>
<div class="line"><a id="l00699" name="l00699"></a><span class="lineno"> 699</span> <span class="keyword">typename</span> View::y_coord_t y = 0;</div>
<div class="line"><a id="l00700" name="l00700"></a><span class="lineno"> 700</span> <span class="keywordflow">try</span></div>
<div class="line"><a id="l00701" name="l00701"></a><span class="lineno"> 701</span> {</div>
<div class="line"><a id="l00702" name="l00702"></a><span class="lineno"> 702</span> <span class="keywordflow">for</span>( y = 0; y &lt; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.height(); ++y )</div>
<div class="line"><a id="l00703" name="l00703"></a><span class="lineno"> 703</span> detail::default_construct_aux(</div>
<div class="line"><a id="l00704" name="l00704"></a><span class="lineno"> 704</span> <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_begin(y), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_end(y), is_planar&lt;View&gt;());</div>
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno"> 705</span> }</div>
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno"> 706</span> <span class="keywordflow">catch</span>(...)</div>
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno"> 707</span> {</div>
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno"> 708</span> <span class="keywordflow">for</span> (<span class="keyword">typename</span> View::y_coord_t y0 = 0; y0 &lt; y; ++y0 )</div>
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno"> 709</span> detail::destruct_aux(</div>
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno"> 710</span> <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_begin(y0), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_end(y0), is_planar&lt;View&gt;());</div>
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno"> 711</span> </div>
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno"> 712</span> <span class="keywordflow">throw</span>;</div>
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno"> 713</span> }</div>
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno"> 714</span> }</div>
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno"> 715</span>}</div>
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno"> 716</span> </div>
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno"> 717</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno"> 718</span> </div>
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno"> 723</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;</div>
<div class="foldopen" id="foldopen00724" data-start="{" data-end="}">
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_default_construct_pixels.html#ga96ac62abc94e9527cadbe1cb9f5f929e"> 724</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group___image_view_s_t_l_algorithms_default_construct_pixels.html#ga96ac62abc94e9527cadbe1cb9f5f929e">default_construct_pixels</a>(View <span class="keyword">const</span>&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>)</div>
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno"> 725</span>{</div>
<div class="line"><a id="l00726" name="l00726"></a><span class="lineno"> 726</span> detail::default_construct_pixels_impl</div>
<div class="line"><a id="l00727" name="l00727"></a><span class="lineno"> 727</span> &lt;</div>
<div class="line"><a id="l00728" name="l00728"></a><span class="lineno"> 728</span> View,</div>
<div class="line"><a id="l00729" name="l00729"></a><span class="lineno"> 729</span> detail::has_trivial_pixel_constructor</div>
<div class="line"><a id="l00730" name="l00730"></a><span class="lineno"> 730</span> &lt;</div>
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno"> 731</span> View,</div>
<div class="line"><a id="l00732" name="l00732"></a><span class="lineno"> 732</span> is_planar&lt;View&gt;::value</div>
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno"> 733</span> &gt;::value</div>
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno"> 734</span> &gt;(<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>);</div>
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno"> 735</span>}</div>
</div>
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno"> 736</span> </div>
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno"> 738</span><span class="comment">// uninitialized_copy_pixels</span></div>
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno"> 740</span> </div>
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno"> 744</span> </div>
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno"> 745</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno"> 746</span> </div>
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno"> 747</span><span class="keyword">enum class</span> copy_planarity_condition</div>
<div class="line"><a id="l00748" name="l00748"></a><span class="lineno"> 748</span>{</div>
<div class="line"><a id="l00749" name="l00749"></a><span class="lineno"> 749</span> planar_to_planar,</div>
<div class="line"><a id="l00750" name="l00750"></a><span class="lineno"> 750</span> interleaved_to_planar,</div>
<div class="line"><a id="l00751" name="l00751"></a><span class="lineno"> 751</span> mixed_to_interleaved</div>
<div class="line"><a id="l00752" name="l00752"></a><span class="lineno"> 752</span>};</div>
<div class="line"><a id="l00753" name="l00753"></a><span class="lineno"> 753</span> </div>
<div class="line"><a id="l00754" name="l00754"></a><span class="lineno"> 754</span><span class="keyword">using </span>planar_to_planar_type =</div>
<div class="line"><a id="l00755" name="l00755"></a><span class="lineno"> 755</span> std::integral_constant</div>
<div class="line"><a id="l00756" name="l00756"></a><span class="lineno"> 756</span> &lt;</div>
<div class="line"><a id="l00757" name="l00757"></a><span class="lineno"> 757</span> copy_planarity_condition, copy_planarity_condition::planar_to_planar</div>
<div class="line"><a id="l00758" name="l00758"></a><span class="lineno"> 758</span> &gt;;</div>
<div class="line"><a id="l00759" name="l00759"></a><span class="lineno"> 759</span><span class="keyword">using </span>interleaved_to_planar_type =</div>
<div class="line"><a id="l00760" name="l00760"></a><span class="lineno"> 760</span> std::integral_constant</div>
<div class="line"><a id="l00761" name="l00761"></a><span class="lineno"> 761</span> &lt;</div>
<div class="line"><a id="l00762" name="l00762"></a><span class="lineno"> 762</span> copy_planarity_condition, copy_planarity_condition::interleaved_to_planar</div>
<div class="line"><a id="l00763" name="l00763"></a><span class="lineno"> 763</span> &gt;;</div>
<div class="line"><a id="l00764" name="l00764"></a><span class="lineno"> 764</span><span class="keyword">using </span>mixed_to_interleaved_type =</div>
<div class="line"><a id="l00765" name="l00765"></a><span class="lineno"> 765</span> std::integral_constant</div>
<div class="line"><a id="l00766" name="l00766"></a><span class="lineno"> 766</span> &lt;</div>
<div class="line"><a id="l00767" name="l00767"></a><span class="lineno"> 767</span> copy_planarity_condition, copy_planarity_condition::mixed_to_interleaved</div>
<div class="line"><a id="l00768" name="l00768"></a><span class="lineno"> 768</span> &gt;;</div>
<div class="line"><a id="l00769" name="l00769"></a><span class="lineno"> 769</span> </div>
<div class="line"><a id="l00771" name="l00771"></a><span class="lineno"> 771</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It1, <span class="keyword">typename</span> It2&gt;</div>
<div class="line"><a id="l00772" name="l00772"></a><span class="lineno"> 772</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00773" name="l00773"></a><span class="lineno"> 773</span><span class="keywordtype">void</span> uninitialized_copy_aux(It1 first1, It1 last1, It2 first2, It2 last2, planar_to_planar_type)</div>
<div class="line"><a id="l00774" name="l00774"></a><span class="lineno"> 774</span>{</div>
<div class="line"><a id="l00775" name="l00775"></a><span class="lineno"> 775</span> std::size_t channel=0;</div>
<div class="line"><a id="l00776" name="l00776"></a><span class="lineno"> 776</span> <span class="keywordflow">try</span> {</div>
<div class="line"><a id="l00777" name="l00777"></a><span class="lineno"> 777</span> <span class="keyword">using </span>pixel_t = <span class="keyword">typename</span> std::iterator_traits&lt;It1&gt;::value_type;</div>
<div class="line"><a id="l00778" name="l00778"></a><span class="lineno"> 778</span> <span class="keywordflow">while</span> (channel &lt; num_channels&lt;pixel_t&gt;::value)</div>
<div class="line"><a id="l00779" name="l00779"></a><span class="lineno"> 779</span> {</div>
<div class="line"><a id="l00780" name="l00780"></a><span class="lineno"> 780</span> std::uninitialized_copy(</div>
<div class="line"><a id="l00781" name="l00781"></a><span class="lineno"> 781</span> dynamic_at_c(first1, channel),</div>
<div class="line"><a id="l00782" name="l00782"></a><span class="lineno"> 782</span> dynamic_at_c(last1, channel),</div>
<div class="line"><a id="l00783" name="l00783"></a><span class="lineno"> 783</span> dynamic_at_c(first2, channel));</div>
<div class="line"><a id="l00784" name="l00784"></a><span class="lineno"> 784</span> ++channel;</div>
<div class="line"><a id="l00785" name="l00785"></a><span class="lineno"> 785</span> }</div>
<div class="line"><a id="l00786" name="l00786"></a><span class="lineno"> 786</span> }</div>
<div class="line"><a id="l00787" name="l00787"></a><span class="lineno"> 787</span> <span class="keywordflow">catch</span> (...)</div>
<div class="line"><a id="l00788" name="l00788"></a><span class="lineno"> 788</span> {</div>
<div class="line"><a id="l00789" name="l00789"></a><span class="lineno"> 789</span> It2 last2 = first2;</div>
<div class="line"><a id="l00790" name="l00790"></a><span class="lineno"> 790</span> std::advance(last2, std::distance(first1, last1));</div>
<div class="line"><a id="l00791" name="l00791"></a><span class="lineno"> 791</span> <span class="keywordflow">for</span> (std::size_t c = 0; c &lt; channel; ++c)</div>
<div class="line"><a id="l00792" name="l00792"></a><span class="lineno"> 792</span> destruct_range(dynamic_at_c(first2, c), dynamic_at_c(last2, c));</div>
<div class="line"><a id="l00793" name="l00793"></a><span class="lineno"> 793</span> <span class="keywordflow">throw</span>;</div>
<div class="line"><a id="l00794" name="l00794"></a><span class="lineno"> 794</span> }</div>
<div class="line"><a id="l00795" name="l00795"></a><span class="lineno"> 795</span>}</div>
<div class="line"><a id="l00796" name="l00796"></a><span class="lineno"> 796</span> </div>
<div class="line"><a id="l00798" name="l00798"></a><span class="lineno"> 798</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It1, <span class="keyword">typename</span> It2&gt;</div>
<div class="line"><a id="l00799" name="l00799"></a><span class="lineno"> 799</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00800" name="l00800"></a><span class="lineno"> 800</span><span class="keywordtype">void</span> uninitialized_copy_aux(It1 first1, It1 last1, It2 first2, It2, mixed_to_interleaved_type)</div>
<div class="line"><a id="l00801" name="l00801"></a><span class="lineno"> 801</span>{</div>
<div class="line"><a id="l00802" name="l00802"></a><span class="lineno"> 802</span> std::uninitialized_copy(first1, last1, first2);</div>
<div class="line"><a id="l00803" name="l00803"></a><span class="lineno"> 803</span>}</div>
<div class="line"><a id="l00804" name="l00804"></a><span class="lineno"> 804</span> </div>
<div class="line"><a id="l00806" name="l00806"></a><span class="lineno"> 806</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It1, <span class="keyword">typename</span> It2&gt;</div>
<div class="line"><a id="l00807" name="l00807"></a><span class="lineno"> 807</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00808" name="l00808"></a><span class="lineno"> 808</span><span class="keywordtype">void</span> uninitialized_copy_aux(It1 first1, It1, It2 first2, It2 last2,</div>
<div class="line"><a id="l00809" name="l00809"></a><span class="lineno"> 809</span>interleaved_to_planar_type)</div>
<div class="line"><a id="l00810" name="l00810"></a><span class="lineno"> 810</span>{</div>
<div class="line"><a id="l00811" name="l00811"></a><span class="lineno"> 811</span> default_construct_aux(first2, last2, std::true_type());</div>
<div class="line"><a id="l00812" name="l00812"></a><span class="lineno"> 812</span> </div>
<div class="line"><a id="l00813" name="l00813"></a><span class="lineno"> 813</span> <span class="keyword">typename</span> It2::difference_type n = last2 - first2;</div>
<div class="line"><a id="l00814" name="l00814"></a><span class="lineno"> 814</span> copier_n&lt;It1,It2&gt;()(first1, n, first2);</div>
<div class="line"><a id="l00815" name="l00815"></a><span class="lineno"> 815</span>}</div>
<div class="line"><a id="l00816" name="l00816"></a><span class="lineno"> 816</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l00817" name="l00817"></a><span class="lineno"> 817</span> </div>
<div class="line"><a id="l00822" name="l00822"></a><span class="lineno"> 822</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2&gt;</div>
<div class="foldopen" id="foldopen00823" data-start="{" data-end="}">
<div class="line"><a id="l00823" name="l00823"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_uninitialized_copy_pixels.html#ga7e824c044ee3d3f50c8c764944f1e920"> 823</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group___image_view_s_t_l_algorithms_uninitialized_copy_pixels.html#ga7e824c044ee3d3f50c8c764944f1e920">uninitialized_copy_pixels</a>(View1 <span class="keyword">const</span>&amp; view1, View2 <span class="keyword">const</span>&amp; view2)</div>
<div class="line"><a id="l00824" name="l00824"></a><span class="lineno"> 824</span>{</div>
<div class="line"><a id="l00825" name="l00825"></a><span class="lineno"> 825</span> <span class="keyword">using </span>copy_planarity_condition = detail::copy_planarity_condition;</div>
<div class="line"><a id="l00826" name="l00826"></a><span class="lineno"> 826</span> <span class="keyword">using </span>copy_planarity_condition_type =</div>
<div class="line"><a id="l00827" name="l00827"></a><span class="lineno"> 827</span> std::integral_constant</div>
<div class="line"><a id="l00828" name="l00828"></a><span class="lineno"> 828</span> &lt;</div>
<div class="line"><a id="l00829" name="l00829"></a><span class="lineno"> 829</span> copy_planarity_condition,</div>
<div class="line"><a id="l00830" name="l00830"></a><span class="lineno"> 830</span> !is_planar&lt;View2&gt;::value</div>
<div class="line"><a id="l00831" name="l00831"></a><span class="lineno"> 831</span> ? copy_planarity_condition::mixed_to_interleaved</div>
<div class="line"><a id="l00832" name="l00832"></a><span class="lineno"> 832</span> : (is_planar&lt;View1&gt;::value</div>
<div class="line"><a id="l00833" name="l00833"></a><span class="lineno"> 833</span> ? copy_planarity_condition::planar_to_planar</div>
<div class="line"><a id="l00834" name="l00834"></a><span class="lineno"> 834</span> : copy_planarity_condition::interleaved_to_planar)</div>
<div class="line"><a id="l00835" name="l00835"></a><span class="lineno"> 835</span> &gt;;</div>
<div class="line"><a id="l00836" name="l00836"></a><span class="lineno"> 836</span> BOOST_ASSERT(view1.dimensions() == view2.dimensions());</div>
<div class="line"><a id="l00837" name="l00837"></a><span class="lineno"> 837</span> </div>
<div class="line"><a id="l00838" name="l00838"></a><span class="lineno"> 838</span> <span class="keywordflow">if</span> (view1.is_1d_traversable() &amp;&amp; view2.is_1d_traversable())</div>
<div class="line"><a id="l00839" name="l00839"></a><span class="lineno"> 839</span> {</div>
<div class="line"><a id="l00840" name="l00840"></a><span class="lineno"> 840</span> detail::uninitialized_copy_aux(</div>
<div class="line"><a id="l00841" name="l00841"></a><span class="lineno"> 841</span> view1.begin().x(), view1.end().x(), view2.begin().x(), view2.end().x(),</div>
<div class="line"><a id="l00842" name="l00842"></a><span class="lineno"> 842</span> copy_planarity_condition_type());</div>
<div class="line"><a id="l00843" name="l00843"></a><span class="lineno"> 843</span> }</div>
<div class="line"><a id="l00844" name="l00844"></a><span class="lineno"> 844</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00845" name="l00845"></a><span class="lineno"> 845</span> {</div>
<div class="line"><a id="l00846" name="l00846"></a><span class="lineno"> 846</span> <span class="keyword">typename</span> View1::y_coord_t y = 0;</div>
<div class="line"><a id="l00847" name="l00847"></a><span class="lineno"> 847</span> <span class="keywordflow">try</span></div>
<div class="line"><a id="l00848" name="l00848"></a><span class="lineno"> 848</span> {</div>
<div class="line"><a id="l00849" name="l00849"></a><span class="lineno"> 849</span> <span class="keywordflow">for</span> (y = 0; y &lt; view1.height(); ++y)</div>
<div class="line"><a id="l00850" name="l00850"></a><span class="lineno"> 850</span> detail::uninitialized_copy_aux(</div>
<div class="line"><a id="l00851" name="l00851"></a><span class="lineno"> 851</span> view1.row_begin(y), view1.row_end(y), view2.row_begin(y), view2.row_end(y),</div>
<div class="line"><a id="l00852" name="l00852"></a><span class="lineno"> 852</span> copy_planarity_condition_type());</div>
<div class="line"><a id="l00853" name="l00853"></a><span class="lineno"> 853</span> }</div>
<div class="line"><a id="l00854" name="l00854"></a><span class="lineno"> 854</span> <span class="keywordflow">catch</span>(...)</div>
<div class="line"><a id="l00855" name="l00855"></a><span class="lineno"> 855</span> {</div>
<div class="line"><a id="l00856" name="l00856"></a><span class="lineno"> 856</span> <span class="keywordflow">for</span> (<span class="keyword">typename</span> View1::y_coord_t y0 = 0; y0 &lt; y; ++y0)</div>
<div class="line"><a id="l00857" name="l00857"></a><span class="lineno"> 857</span> detail::destruct_aux(view2.row_begin(y0), view2.row_end(y0), is_planar&lt;View2&gt;());</div>
<div class="line"><a id="l00858" name="l00858"></a><span class="lineno"> 858</span> <span class="keywordflow">throw</span>;</div>
<div class="line"><a id="l00859" name="l00859"></a><span class="lineno"> 859</span> }</div>
<div class="line"><a id="l00860" name="l00860"></a><span class="lineno"> 860</span> }</div>
<div class="line"><a id="l00861" name="l00861"></a><span class="lineno"> 861</span>}</div>
</div>
<div class="line"><a id="l00862" name="l00862"></a><span class="lineno"> 862</span> </div>
<div class="line"><a id="l00864" name="l00864"></a><span class="lineno"> 864</span><span class="comment">// for_each_pixel</span></div>
<div class="line"><a id="l00866" name="l00866"></a><span class="lineno"> 866</span> </div>
<div class="line"><a id="l00875" name="l00875"></a><span class="lineno"> 875</span> </div>
<div class="line"><a id="l00877" name="l00877"></a><span class="lineno"> 877</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View, <span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l00878" name="l00878"></a><span class="lineno"> 878</span>F for_each_pixel(View <span class="keyword">const</span>&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>, F fun)</div>
<div class="line"><a id="l00879" name="l00879"></a><span class="lineno"> 879</span>{</div>
<div class="line"><a id="l00880" name="l00880"></a><span class="lineno"> 880</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.is_1d_traversable())</div>
<div class="line"><a id="l00881" name="l00881"></a><span class="lineno"> 881</span> {</div>
<div class="line"><a id="l00882" name="l00882"></a><span class="lineno"> 882</span> <span class="keywordflow">return</span> std::for_each(<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.begin().x(), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.end().x(), fun);</div>
<div class="line"><a id="l00883" name="l00883"></a><span class="lineno"> 883</span> }</div>
<div class="line"><a id="l00884" name="l00884"></a><span class="lineno"> 884</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00885" name="l00885"></a><span class="lineno"> 885</span> {</div>
<div class="line"><a id="l00886" name="l00886"></a><span class="lineno"> 886</span> <span class="keywordflow">for</span> (std::ptrdiff_t y = 0; y &lt; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.height(); ++y)</div>
<div class="line"><a id="l00887" name="l00887"></a><span class="lineno"> 887</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> begin = <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_begin(y), end = <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_end(y); begin != end; ++begin)</div>
<div class="line"><a id="l00888" name="l00888"></a><span class="lineno"> 888</span> fun(*begin);</div>
<div class="line"><a id="l00889" name="l00889"></a><span class="lineno"> 889</span> <span class="keywordflow">return</span> fun;</div>
<div class="line"><a id="l00890" name="l00890"></a><span class="lineno"> 890</span> }</div>
<div class="line"><a id="l00891" name="l00891"></a><span class="lineno"> 891</span>}</div>
<div class="line"><a id="l00892" name="l00892"></a><span class="lineno"> 892</span> </div>
<div class="line"><a id="l00896" name="l00896"></a><span class="lineno"> 896</span> </div>
<div class="line"><a id="l00898" name="l00898"></a><span class="lineno"> 898</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View, <span class="keyword">typename</span> F&gt;</div>
<div class="line"><a id="l00899" name="l00899"></a><span class="lineno"> 899</span>F for_each_pixel_position(View <span class="keyword">const</span>&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>, F fun)</div>
<div class="line"><a id="l00900" name="l00900"></a><span class="lineno"> 900</span>{</div>
<div class="line"><a id="l00901" name="l00901"></a><span class="lineno"> 901</span> <span class="keyword">typename</span> View::xy_locator loc = <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.xy_at(0, 0);</div>
<div class="line"><a id="l00902" name="l00902"></a><span class="lineno"> 902</span> <span class="keywordflow">for</span> (std::ptrdiff_t y = 0; y &lt; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.height(); ++y)</div>
<div class="line"><a id="l00903" name="l00903"></a><span class="lineno"> 903</span> {</div>
<div class="line"><a id="l00904" name="l00904"></a><span class="lineno"> 904</span> <span class="keywordflow">for</span> (std::ptrdiff_t x = 0; x &lt; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.width(); ++x, ++loc.x())</div>
<div class="line"><a id="l00905" name="l00905"></a><span class="lineno"> 905</span> fun(loc);</div>
<div class="line"><a id="l00906" name="l00906"></a><span class="lineno"> 906</span> loc.x() -= <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.width(); ++loc.y();</div>
<div class="line"><a id="l00907" name="l00907"></a><span class="lineno"> 907</span> }</div>
<div class="line"><a id="l00908" name="l00908"></a><span class="lineno"> 908</span> <span class="keywordflow">return</span> fun;</div>
<div class="line"><a id="l00909" name="l00909"></a><span class="lineno"> 909</span>}</div>
<div class="line"><a id="l00910" name="l00910"></a><span class="lineno"> 910</span> </div>
<div class="line"><a id="l00912" name="l00912"></a><span class="lineno"> 912</span><span class="comment">// generate_pixels</span></div>
<div class="line"><a id="l00914" name="l00914"></a><span class="lineno"> 914</span> </div>
<div class="line"><a id="l00918" name="l00918"></a><span class="lineno"> 918</span> </div>
<div class="line"><a id="l00921" name="l00921"></a><span class="lineno"> 921</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View, <span class="keyword">typename</span> F&gt;</div>
<div class="foldopen" id="foldopen00922" data-start="{" data-end="}">
<div class="line"><a id="l00922" name="l00922"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_generate_pixels.html#gaabe99cf48e11f5b1a742c5a30b969f83"> 922</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group___image_view_s_t_l_algorithms_generate_pixels.html#gaabe99cf48e11f5b1a742c5a30b969f83">generate_pixels</a>(View <span class="keyword">const</span>&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>, F fun)</div>
<div class="line"><a id="l00923" name="l00923"></a><span class="lineno"> 923</span>{</div>
<div class="line"><a id="l00924" name="l00924"></a><span class="lineno"> 924</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.is_1d_traversable())</div>
<div class="line"><a id="l00925" name="l00925"></a><span class="lineno"> 925</span> {</div>
<div class="line"><a id="l00926" name="l00926"></a><span class="lineno"> 926</span> std::generate(<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.begin().x(), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.end().x(), fun);</div>
<div class="line"><a id="l00927" name="l00927"></a><span class="lineno"> 927</span> }</div>
<div class="line"><a id="l00928" name="l00928"></a><span class="lineno"> 928</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00929" name="l00929"></a><span class="lineno"> 929</span> {</div>
<div class="line"><a id="l00930" name="l00930"></a><span class="lineno"> 930</span> <span class="keywordflow">for</span> (std::ptrdiff_t y = 0; y &lt; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.height(); ++y)</div>
<div class="line"><a id="l00931" name="l00931"></a><span class="lineno"> 931</span> std::generate(<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_begin(y), <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>.row_end(y), fun);</div>
<div class="line"><a id="l00932" name="l00932"></a><span class="lineno"> 932</span> }</div>
<div class="line"><a id="l00933" name="l00933"></a><span class="lineno"> 933</span>}</div>
</div>
<div class="line"><a id="l00934" name="l00934"></a><span class="lineno"> 934</span> </div>
<div class="line"><a id="l00936" name="l00936"></a><span class="lineno"> 936</span><span class="comment">// std::equal and gil::equal_pixels for GIL constructs</span></div>
<div class="line"><a id="l00938" name="l00938"></a><span class="lineno"> 938</span> </div>
<div class="line"><a id="l00942" name="l00942"></a><span class="lineno"> 942</span> </div>
<div class="line"><a id="l00943" name="l00943"></a><span class="lineno"> 943</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> I1, <span class="keyword">typename</span> I2&gt;</div>
<div class="line"><a id="l00944" name="l00944"></a><span class="lineno"> 944</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l00945" name="l00945"></a><span class="lineno"> 945</span><span class="keywordtype">bool</span> equal_n(I1 i1, std::ptrdiff_t n, I2 i2);</div>
<div class="line"><a id="l00946" name="l00946"></a><span class="lineno"> 946</span> </div>
<div class="line"><a id="l00947" name="l00947"></a><span class="lineno"> 947</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00948" name="l00948"></a><span class="lineno"> 948</span> </div>
<div class="line"><a id="l00949" name="l00949"></a><span class="lineno"> 949</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> I1, <span class="keyword">typename</span> I2&gt;</div>
<div class="line"><a id="l00950" name="l00950"></a><span class="lineno"> 950</span><span class="keyword">struct </span>equal_n_fn</div>
<div class="line"><a id="l00951" name="l00951"></a><span class="lineno"> 951</span>{</div>
<div class="line"><a id="l00952" name="l00952"></a><span class="lineno"> 952</span> BOOST_FORCEINLINE</div>
<div class="line"><a id="l00953" name="l00953"></a><span class="lineno"> 953</span> <span class="keywordtype">bool</span> operator()(I1 i1, std::ptrdiff_t n, I2 i2)<span class="keyword"> const</span></div>
<div class="line"><a id="l00954" name="l00954"></a><span class="lineno"> 954</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00955" name="l00955"></a><span class="lineno"> 955</span> <span class="keywordflow">return</span> <a class="code hl_function" href="group___s_t_l_optimizations.html#ga81c883ff7f9fd9e4a2d978a28d150688">std::equal</a>(i1, i1 + n, i2);</div>
<div class="line"><a id="l00956" name="l00956"></a><span class="lineno"> 956</span> }</div>
<div class="line"><a id="l00957" name="l00957"></a><span class="lineno"> 957</span>};</div>
<div class="line"><a id="l00958" name="l00958"></a><span class="lineno"> 958</span> </div>
<div class="line"><a id="l00961" name="l00961"></a><span class="lineno"> 961</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span> CS&gt;</div>
<div class="foldopen" id="foldopen00962" data-start="{" data-end="};">
<div class="line"><a id="l00962" name="l00962"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1equal__n__fn_3_01pixel_3_01_t_00_01_c_s_01_4_01const_01_5_00_01pf9bfe8ab8bfc90e04b4b4cc6781043d9.html"> 962</a></span><span class="keyword">struct </span>equal_n_fn&lt;<a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">pixel</a>&lt;T, CS&gt; const*, <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">pixel&lt;T, CS&gt;</a> <span class="keyword">const</span>*&gt;</div>
<div class="line"><a id="l00963" name="l00963"></a><span class="lineno"> 963</span>{</div>
<div class="line"><a id="l00964" name="l00964"></a><span class="lineno"> 964</span> BOOST_FORCEINLINE</div>
<div class="line"><a id="l00965" name="l00965"></a><span class="lineno"> 965</span> <span class="keywordtype">bool</span> operator()(<a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">pixel&lt;T, CS&gt;</a> <span class="keyword">const</span>* i1, std::ptrdiff_t n, <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">pixel&lt;T, CS&gt;</a> <span class="keyword">const</span>* i2)<span class="keyword"> const</span></div>
<div class="line"><a id="l00966" name="l00966"></a><span class="lineno"> 966</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00967" name="l00967"></a><span class="lineno"> 967</span> <span class="keywordflow">return</span> memcmp(i1, i2, n * <span class="keyword">sizeof</span>(<a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">pixel&lt;T, CS&gt;</a>)) == 0;</div>
<div class="line"><a id="l00968" name="l00968"></a><span class="lineno"> 968</span> }</div>
<div class="line"><a id="l00969" name="l00969"></a><span class="lineno"> 969</span>};</div>
</div>
<div class="line"><a id="l00970" name="l00970"></a><span class="lineno"> 970</span> </div>
<div class="line"><a id="l00971" name="l00971"></a><span class="lineno"> 971</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, <span class="keyword">typename</span> CS&gt;</div>
<div class="line"><a id="l00972" name="l00972"></a><span class="lineno"> 972</span><span class="keyword">struct </span>equal_n_fn&lt;<a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">pixel</a>&lt;T, CS&gt;*, <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">pixel&lt;T, CS&gt;</a>*&gt;</div>
<div class="line"><a id="l00973" name="l00973"></a><span class="lineno"> 973</span> : equal_n_fn&lt;pixel&lt;T, CS&gt; <span class="keyword">const</span>*, <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">pixel&lt;T, CS&gt;</a> <span class="keyword">const</span>*&gt;</div>
<div class="line"><a id="l00974" name="l00974"></a><span class="lineno"> 974</span>{};</div>
<div class="line"><a id="l00975" name="l00975"></a><span class="lineno"> 975</span> </div>
<div class="line"><a id="l00979" name="l00979"></a><span class="lineno"> 979</span><span class="keyword">template</span>&lt;<span class="keyword">typename</span> IC, <span class="keyword">typename</span> CS&gt;</div>
<div class="foldopen" id="foldopen00980" data-start="{" data-end="};">
<div class="line"><a id="l00980" name="l00980"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1equal__n__fn_3_01planar__pixel__iterator_3_01_i_c_00_01_c_s_01_4d72b7921e34c93820ef294c57244dd71.html"> 980</a></span><span class="keyword">struct </span>equal_n_fn&lt;<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator</a>&lt;IC, CS&gt;, <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator</a>&lt;IC, CS&gt;&gt;</div>
<div class="line"><a id="l00981" name="l00981"></a><span class="lineno"> 981</span>{</div>
<div class="line"><a id="l00982" name="l00982"></a><span class="lineno"> 982</span> BOOST_FORCEINLINE</div>
<div class="line"><a id="l00983" name="l00983"></a><span class="lineno"> 983</span> <span class="keywordtype">bool</span> operator()(<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator&lt;IC, CS&gt;</a> <span class="keyword">const</span> i1, std::ptrdiff_t n, <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator&lt;IC, CS&gt;</a> <span class="keyword">const</span> i2)<span class="keyword"> const</span></div>
<div class="line"><a id="l00984" name="l00984"></a><span class="lineno"> 984</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00985" name="l00985"></a><span class="lineno"> 985</span> <span class="comment">// FIXME: ptrdiff_t vs size_t</span></div>
<div class="line"><a id="l00986" name="l00986"></a><span class="lineno"> 986</span> <span class="keyword">constexpr</span> std::ptrdiff_t byte_size = n * <span class="keyword">sizeof</span>(<span class="keyword">typename</span> std::iterator_traits&lt;IC&gt;::value_type);</div>
<div class="line"><a id="l00987" name="l00987"></a><span class="lineno"> 987</span> <span class="keywordflow">for</span> (std::ptrdiff_t i = 0; i &lt; mp11::mp_size&lt;CS&gt;::value; ++i)</div>
<div class="line"><a id="l00988" name="l00988"></a><span class="lineno"> 988</span> {</div>
<div class="line"><a id="l00989" name="l00989"></a><span class="lineno"> 989</span> <span class="keywordflow">if</span> (memcmp(dynamic_at_c(i1, i), dynamic_at_c(i2, i), byte_size) != 0)</div>
<div class="line"><a id="l00990" name="l00990"></a><span class="lineno"> 990</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00991" name="l00991"></a><span class="lineno"> 991</span> }</div>
<div class="line"><a id="l00992" name="l00992"></a><span class="lineno"> 992</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00993" name="l00993"></a><span class="lineno"> 993</span> }</div>
<div class="line"><a id="l00994" name="l00994"></a><span class="lineno"> 994</span>};</div>
</div>
<div class="line"><a id="l00995" name="l00995"></a><span class="lineno"> 995</span> </div>
<div class="line"><a id="l00999" name="l00999"></a><span class="lineno"> 999</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Loc, <span class="keyword">typename</span> It&gt;</div>
<div class="foldopen" id="foldopen01000" data-start="{" data-end="};">
<div class="line"><a id="l01000" name="l01000"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1equal__n__fn_3_01boost_1_1gil_1_1iterator__from__2d_3_01_loc_01_4_00_01_it_01_4.html"> 1000</a></span><span class="keyword">struct </span>equal_n_fn&lt;<a class="code hl_namespace" href="namespaceboost.html">boost</a>::<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">gil::iterator_from_2d</a>&lt;Loc&gt;, It&gt;</div>
<div class="line"><a id="l01001" name="l01001"></a><span class="lineno"> 1001</span>{</div>
<div class="line"><a id="l01002" name="l01002"></a><span class="lineno"> 1002</span> BOOST_FORCEINLINE</div>
<div class="line"><a id="l01003" name="l01003"></a><span class="lineno"> 1003</span> <span class="keywordtype">bool</span> operator()(<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;Loc&gt;</a> i1, std::ptrdiff_t n, It i2)<span class="keyword"> const</span></div>
<div class="line"><a id="l01004" name="l01004"></a><span class="lineno"> 1004</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l01005" name="l01005"></a><span class="lineno"> 1005</span> gil_function_requires&lt;boost::gil::PixelLocatorConcept&lt;Loc&gt;&gt;();</div>
<div class="line"><a id="l01006" name="l01006"></a><span class="lineno"> 1006</span> gil_function_requires&lt;boost::gil::PixelIteratorConcept&lt;It&gt;&gt;();</div>
<div class="line"><a id="l01007" name="l01007"></a><span class="lineno"> 1007</span> <span class="keywordflow">while</span> (n &gt; 0)</div>
<div class="line"><a id="l01008" name="l01008"></a><span class="lineno"> 1008</span> {</div>
<div class="line"><a id="l01009" name="l01009"></a><span class="lineno"> 1009</span> std::ptrdiff_t <span class="keyword">const</span> num = std::min&lt;std::ptrdiff_t&gt;(n, i1.width() - i1.x_pos());</div>
<div class="line"><a id="l01010" name="l01010"></a><span class="lineno"> 1010</span> <span class="keywordflow">if</span> (!equal_n(i1.x(), num, i2))</div>
<div class="line"><a id="l01011" name="l01011"></a><span class="lineno"> 1011</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l01012" name="l01012"></a><span class="lineno"> 1012</span> i1 += num;</div>
<div class="line"><a id="l01013" name="l01013"></a><span class="lineno"> 1013</span> i2 += num;</div>
<div class="line"><a id="l01014" name="l01014"></a><span class="lineno"> 1014</span> n -= num;</div>
<div class="line"><a id="l01015" name="l01015"></a><span class="lineno"> 1015</span> }</div>
<div class="line"><a id="l01016" name="l01016"></a><span class="lineno"> 1016</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l01017" name="l01017"></a><span class="lineno"> 1017</span> }</div>
<div class="line"><a id="l01018" name="l01018"></a><span class="lineno"> 1018</span>};</div>
</div>
<div class="line"><a id="l01019" name="l01019"></a><span class="lineno"> 1019</span> </div>
<div class="line"><a id="l01023" name="l01023"></a><span class="lineno"> 1023</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> It, <span class="keyword">typename</span> Loc&gt;</div>
<div class="foldopen" id="foldopen01024" data-start="{" data-end="};">
<div class="line"><a id="l01024" name="l01024"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1equal__n__fn_3_01_it_00_01boost_1_1gil_1_1iterator__from__2d_3_01_loc_01_4_01_4.html"> 1024</a></span><span class="keyword">struct </span>equal_n_fn&lt;It, <a class="code hl_namespace" href="namespaceboost.html">boost</a>::<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">gil::iterator_from_2d</a>&lt;Loc&gt;&gt;</div>
<div class="line"><a id="l01025" name="l01025"></a><span class="lineno"> 1025</span>{</div>
<div class="line"><a id="l01026" name="l01026"></a><span class="lineno"> 1026</span> BOOST_FORCEINLINE</div>
<div class="line"><a id="l01027" name="l01027"></a><span class="lineno"> 1027</span> <span class="keywordtype">bool</span> operator()(It i1, std::ptrdiff_t n, <a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;Loc&gt;</a> i2)<span class="keyword"> const</span></div>
<div class="line"><a id="l01028" name="l01028"></a><span class="lineno"> 1028</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l01029" name="l01029"></a><span class="lineno"> 1029</span> gil_function_requires&lt;boost::gil::PixelIteratorConcept&lt;It&gt;&gt;();</div>
<div class="line"><a id="l01030" name="l01030"></a><span class="lineno"> 1030</span> gil_function_requires&lt;boost::gil::PixelLocatorConcept&lt;Loc&gt;&gt;();</div>
<div class="line"><a id="l01031" name="l01031"></a><span class="lineno"> 1031</span> <span class="keywordflow">while</span> (n &gt; 0)</div>
<div class="line"><a id="l01032" name="l01032"></a><span class="lineno"> 1032</span> {</div>
<div class="line"><a id="l01033" name="l01033"></a><span class="lineno"> 1033</span> std::ptrdiff_t <span class="keyword">const</span> num = std::min&lt;std::ptrdiff_t&gt;(n, i2.width() - i2.x_pos());</div>
<div class="line"><a id="l01034" name="l01034"></a><span class="lineno"> 1034</span> <span class="keywordflow">if</span> (!equal_n(i1, num, i2.x()))</div>
<div class="line"><a id="l01035" name="l01035"></a><span class="lineno"> 1035</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l01036" name="l01036"></a><span class="lineno"> 1036</span> i1 += num;</div>
<div class="line"><a id="l01037" name="l01037"></a><span class="lineno"> 1037</span> i2 += num;</div>
<div class="line"><a id="l01038" name="l01038"></a><span class="lineno"> 1038</span> n -= num;</div>
<div class="line"><a id="l01039" name="l01039"></a><span class="lineno"> 1039</span> }</div>
<div class="line"><a id="l01040" name="l01040"></a><span class="lineno"> 1040</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l01041" name="l01041"></a><span class="lineno"> 1041</span> }</div>
<div class="line"><a id="l01042" name="l01042"></a><span class="lineno"> 1042</span>};</div>
</div>
<div class="line"><a id="l01043" name="l01043"></a><span class="lineno"> 1043</span> </div>
<div class="line"><a id="l01045" name="l01045"></a><span class="lineno"> 1045</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Loc1, <span class="keyword">typename</span> Loc2&gt;</div>
<div class="foldopen" id="foldopen01046" data-start="{" data-end="};">
<div class="line"><a id="l01046" name="l01046"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1equal__n__fn_3_01boost_1_1gil_1_1iterator__from__2d_3_01_loc1_01629d3bb430b0f68b56ea86189659092c.html"> 1046</a></span><span class="keyword">struct </span>equal_n_fn&lt;<a class="code hl_namespace" href="namespaceboost.html">boost</a>::<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">gil::iterator_from_2d</a>&lt;Loc1&gt;,<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d</a>&lt;Loc2&gt;&gt; {</div>
<div class="line"><a id="l01047" name="l01047"></a><span class="lineno"> 1047</span> BOOST_FORCEINLINE <span class="keywordtype">bool</span> operator()(<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;Loc1&gt;</a> i1, std::ptrdiff_t n, <a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;Loc2&gt;</a> i2)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01048" name="l01048"></a><span class="lineno"> 1048</span> gil_function_requires&lt;boost::gil::PixelLocatorConcept&lt;Loc1&gt;&gt;();</div>
<div class="line"><a id="l01049" name="l01049"></a><span class="lineno"> 1049</span> gil_function_requires&lt;boost::gil::PixelLocatorConcept&lt;Loc2&gt;&gt;();</div>
<div class="line"><a id="l01050" name="l01050"></a><span class="lineno"> 1050</span> <span class="keywordflow">if</span> (i1.x_pos()!=i2.x_pos() || i1.width()!=i2.width()) {</div>
<div class="line"><a id="l01051" name="l01051"></a><span class="lineno"> 1051</span> <span class="keywordflow">while</span>(n--&gt;0) {</div>
<div class="line"><a id="l01052" name="l01052"></a><span class="lineno"> 1052</span> <span class="keywordflow">if</span> (*i1++!=*i2++) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l01053" name="l01053"></a><span class="lineno"> 1053</span> }</div>
<div class="line"><a id="l01054" name="l01054"></a><span class="lineno"> 1054</span> }</div>
<div class="line"><a id="l01055" name="l01055"></a><span class="lineno"> 1055</span> <span class="keywordflow">while</span> (n&gt;0) {</div>
<div class="line"><a id="l01056" name="l01056"></a><span class="lineno"> 1056</span> std::ptrdiff_t num=std::min&lt;const std::ptrdiff_t&gt;(n,i2.width()-i2.x_pos());</div>
<div class="line"><a id="l01057" name="l01057"></a><span class="lineno"> 1057</span> <span class="keywordflow">if</span> (!equal_n(i1.x(), num, i2.x()))</div>
<div class="line"><a id="l01058" name="l01058"></a><span class="lineno"> 1058</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l01059" name="l01059"></a><span class="lineno"> 1059</span> i1+=num;</div>
<div class="line"><a id="l01060" name="l01060"></a><span class="lineno"> 1060</span> i2+=num;</div>
<div class="line"><a id="l01061" name="l01061"></a><span class="lineno"> 1061</span> n-=num;</div>
<div class="line"><a id="l01062" name="l01062"></a><span class="lineno"> 1062</span> }</div>
<div class="line"><a id="l01063" name="l01063"></a><span class="lineno"> 1063</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l01064" name="l01064"></a><span class="lineno"> 1064</span> }</div>
<div class="line"><a id="l01065" name="l01065"></a><span class="lineno"> 1065</span>};</div>
</div>
<div class="line"><a id="l01066" name="l01066"></a><span class="lineno"> 1066</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l01067" name="l01067"></a><span class="lineno"> 1067</span> </div>
<div class="line"><a id="l01068" name="l01068"></a><span class="lineno"> 1068</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> I1, <span class="keyword">typename</span> I2&gt; BOOST_FORCEINLINE</div>
<div class="line"><a id="l01069" name="l01069"></a><span class="lineno"> 1069</span><span class="keywordtype">bool</span> equal_n(I1 i1, std::ptrdiff_t n, I2 i2) {</div>
<div class="line"><a id="l01070" name="l01070"></a><span class="lineno"> 1070</span> <span class="keywordflow">return</span> detail::equal_n_fn&lt;I1,I2&gt;()(i1,n,i2);</div>
<div class="line"><a id="l01071" name="l01071"></a><span class="lineno"> 1071</span>}</div>
<div class="line"><a id="l01072" name="l01072"></a><span class="lineno"> 1072</span>} } <span class="comment">// namespace boost::gil</span></div>
<div class="line"><a id="l01073" name="l01073"></a><span class="lineno"> 1073</span> </div>
<div class="line"><a id="l01074" name="l01074"></a><span class="lineno"> 1074</span><span class="keyword">namespace </span>std {</div>
<div class="line"><a id="l01086" name="l01086"></a><span class="lineno"> 1086</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Loc1, <span class="keyword">typename</span> Loc2&gt; BOOST_FORCEINLINE</div>
<div class="foldopen" id="foldopen01087" data-start="{" data-end="}">
<div class="line"><a id="l01087" name="l01087"></a><span class="lineno"><a class="line" href="group___s_t_l_optimizations.html#ga81c883ff7f9fd9e4a2d978a28d150688"> 1087</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="group___s_t_l_optimizations.html#ga81c883ff7f9fd9e4a2d978a28d150688">equal</a>(<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;Loc1&gt;</a> first, <a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;Loc1&gt;</a> last, <a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;Loc2&gt;</a> first2) {</div>
<div class="line"><a id="l01088" name="l01088"></a><span class="lineno"> 1088</span> boost::gil::gil_function_requires&lt;boost::gil::PixelLocatorConcept&lt;Loc1&gt;&gt;();</div>
<div class="line"><a id="l01089" name="l01089"></a><span class="lineno"> 1089</span> boost::gil::gil_function_requires&lt;boost::gil::PixelLocatorConcept&lt;Loc2&gt;&gt;();</div>
<div class="line"><a id="l01090" name="l01090"></a><span class="lineno"> 1090</span> std::ptrdiff_t n=last-first;</div>
<div class="line"><a id="l01091" name="l01091"></a><span class="lineno"> 1091</span> <span class="keywordflow">if</span> (first.is_1d_traversable()) {</div>
<div class="line"><a id="l01092" name="l01092"></a><span class="lineno"> 1092</span> <span class="keywordflow">if</span> (first2.is_1d_traversable())</div>
<div class="line"><a id="l01093" name="l01093"></a><span class="lineno"> 1093</span> <span class="keywordflow">return</span> boost::gil::detail::equal_n_fn&lt;typename Loc1::x_iterator,typename Loc2::x_iterator&gt;()(first.x(),n, first2.x());</div>
<div class="line"><a id="l01094" name="l01094"></a><span class="lineno"> 1094</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l01095" name="l01095"></a><span class="lineno"> 1095</span> <span class="keywordflow">return</span> boost::gil::detail::equal_n_fn&lt;typename Loc1::x_iterator,boost::gil::iterator_from_2d&lt;Loc2&gt;&gt;()(first.x(),n, first2);</div>
<div class="line"><a id="l01096" name="l01096"></a><span class="lineno"> 1096</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l01097" name="l01097"></a><span class="lineno"> 1097</span> <span class="keywordflow">if</span> (first2.is_1d_traversable())</div>
<div class="line"><a id="l01098" name="l01098"></a><span class="lineno"> 1098</span> <span class="keywordflow">return</span> boost::gil::detail::equal_n_fn&lt;<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;Loc1&gt;</a>,<span class="keyword">typename</span> Loc2::x_iterator&gt;()(first,n, first2.x());</div>
<div class="line"><a id="l01099" name="l01099"></a><span class="lineno"> 1099</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l01100" name="l01100"></a><span class="lineno"> 1100</span> <span class="keywordflow">return</span> boost::gil::detail::equal_n_fn&lt;boost::gil::iterator_from_2d&lt;Loc1&gt;,<a class="code hl_class" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d&lt;Loc2&gt;</a>&gt;()(first,n,first2);</div>
<div class="line"><a id="l01101" name="l01101"></a><span class="lineno"> 1101</span> }</div>
<div class="line"><a id="l01102" name="l01102"></a><span class="lineno"> 1102</span>}</div>
</div>
<div class="line"><a id="l01103" name="l01103"></a><span class="lineno"> 1103</span>} <span class="comment">// namespace std</span></div>
<div class="line"><a id="l01104" name="l01104"></a><span class="lineno"> 1104</span> </div>
<div class="line"><a id="l01105" name="l01105"></a><span class="lineno"> 1105</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceboost.html">boost</a> { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a id="l01108" name="l01108"></a><span class="lineno"> 1108</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2&gt; BOOST_FORCEINLINE</div>
<div class="foldopen" id="foldopen01109" data-start="{" data-end="}">
<div class="line"><a id="l01109" name="l01109"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_equal_pixels.html#ga8f7279603c67005932dd277399e9ad5a"> 1109</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="group___image_view_s_t_l_algorithms_equal_pixels.html#ga8f7279603c67005932dd277399e9ad5a">equal_pixels</a>(<span class="keyword">const</span> View1&amp; v1, <span class="keyword">const</span> View2&amp; v2) {</div>
<div class="line"><a id="l01110" name="l01110"></a><span class="lineno"> 1110</span> BOOST_ASSERT(v1.dimensions() == v2.dimensions());</div>
<div class="line"><a id="l01111" name="l01111"></a><span class="lineno"> 1111</span> <span class="keywordflow">return</span> <a class="code hl_function" href="group___s_t_l_optimizations.html#ga81c883ff7f9fd9e4a2d978a28d150688">std::equal</a>(v1.begin(),v1.end(),v2.begin()); <span class="comment">// std::equal has overloads with GIL iterators for optimal performance</span></div>
<div class="line"><a id="l01112" name="l01112"></a><span class="lineno"> 1112</span>}</div>
</div>
<div class="line"><a id="l01113" name="l01113"></a><span class="lineno"> 1113</span> </div>
<div class="line"><a id="l01119" name="l01119"></a><span class="lineno"> 1119</span> </div>
<div class="line"><a id="l01123" name="l01123"></a><span class="lineno"> 1123</span> </div>
<div class="line"><a id="l01126" name="l01126"></a><span class="lineno"> 1126</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2, <span class="keyword">typename</span> F&gt; BOOST_FORCEINLINE</div>
<div class="foldopen" id="foldopen01127" data-start="{" data-end="}">
<div class="line"><a id="l01127" name="l01127"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_transform_pixels.html#gadbd570f9906af7454eb2069c295cc8a5"> 1127</a></span>F <a class="code hl_function" href="group___image_view_s_t_l_algorithms_transform_pixels.html#gadbd570f9906af7454eb2069c295cc8a5">transform_pixels</a>(<span class="keyword">const</span> View1&amp; src,<span class="keyword">const</span> View2&amp; dst, F fun) {</div>
<div class="line"><a id="l01128" name="l01128"></a><span class="lineno"> 1128</span> BOOST_ASSERT(src.dimensions() == dst.dimensions());</div>
<div class="line"><a id="l01129" name="l01129"></a><span class="lineno"> 1129</span> <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y&lt;src.height(); ++y) {</div>
<div class="line"><a id="l01130" name="l01130"></a><span class="lineno"> 1130</span> <span class="keyword">typename</span> View1::x_iterator srcIt=src.row_begin(y);</div>
<div class="line"><a id="l01131" name="l01131"></a><span class="lineno"> 1131</span> <span class="keyword">typename</span> View2::x_iterator dstIt=dst.row_begin(y);</div>
<div class="line"><a id="l01132" name="l01132"></a><span class="lineno"> 1132</span> <span class="keywordflow">for</span> (std::ptrdiff_t x=0; x&lt;src.width(); ++x)</div>
<div class="line"><a id="l01133" name="l01133"></a><span class="lineno"> 1133</span> dstIt[x]=fun(srcIt[x]);</div>
<div class="line"><a id="l01134" name="l01134"></a><span class="lineno"> 1134</span> }</div>
<div class="line"><a id="l01135" name="l01135"></a><span class="lineno"> 1135</span> <span class="keywordflow">return</span> fun;</div>
<div class="line"><a id="l01136" name="l01136"></a><span class="lineno"> 1136</span>}</div>
</div>
<div class="line"><a id="l01137" name="l01137"></a><span class="lineno"> 1137</span> </div>
<div class="line"><a id="l01140" name="l01140"></a><span class="lineno"> 1140</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2, <span class="keyword">typename</span> View3, <span class="keyword">typename</span> F&gt; BOOST_FORCEINLINE</div>
<div class="foldopen" id="foldopen01141" data-start="{" data-end="}">
<div class="line"><a id="l01141" name="l01141"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_transform_pixels.html#gac8249a5f028bee4623df206ee30bd391"> 1141</a></span>F <a class="code hl_function" href="group___image_view_s_t_l_algorithms_transform_pixels.html#gadbd570f9906af7454eb2069c295cc8a5">transform_pixels</a>(<span class="keyword">const</span> View1&amp; src1, <span class="keyword">const</span> View2&amp; src2,<span class="keyword">const</span> View3&amp; dst, F fun) {</div>
<div class="line"><a id="l01142" name="l01142"></a><span class="lineno"> 1142</span> <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y&lt;dst.height(); ++y) {</div>
<div class="line"><a id="l01143" name="l01143"></a><span class="lineno"> 1143</span> <span class="keyword">typename</span> View1::x_iterator srcIt1=src1.row_begin(y);</div>
<div class="line"><a id="l01144" name="l01144"></a><span class="lineno"> 1144</span> <span class="keyword">typename</span> View2::x_iterator srcIt2=src2.row_begin(y);</div>
<div class="line"><a id="l01145" name="l01145"></a><span class="lineno"> 1145</span> <span class="keyword">typename</span> View3::x_iterator dstIt=dst.row_begin(y);</div>
<div class="line"><a id="l01146" name="l01146"></a><span class="lineno"> 1146</span> <span class="keywordflow">for</span> (std::ptrdiff_t x=0; x&lt;dst.width(); ++x)</div>
<div class="line"><a id="l01147" name="l01147"></a><span class="lineno"> 1147</span> dstIt[x]=fun(srcIt1[x],srcIt2[x]);</div>
<div class="line"><a id="l01148" name="l01148"></a><span class="lineno"> 1148</span> }</div>
<div class="line"><a id="l01149" name="l01149"></a><span class="lineno"> 1149</span> <span class="keywordflow">return</span> fun;</div>
<div class="line"><a id="l01150" name="l01150"></a><span class="lineno"> 1150</span>}</div>
</div>
<div class="line"><a id="l01151" name="l01151"></a><span class="lineno"> 1151</span> </div>
<div class="line"><a id="l01155" name="l01155"></a><span class="lineno"> 1155</span> </div>
<div class="line"><a id="l01158" name="l01158"></a><span class="lineno"> 1158</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2, <span class="keyword">typename</span> F&gt; BOOST_FORCEINLINE</div>
<div class="foldopen" id="foldopen01159" data-start="{" data-end="}">
<div class="line"><a id="l01159" name="l01159"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_transform_pixel_positions.html#ga2c25eda97b917d9875aa7173c7d8aec4"> 1159</a></span>F <a class="code hl_function" href="group___image_view_s_t_l_algorithms_transform_pixel_positions.html#ga2c25eda97b917d9875aa7173c7d8aec4">transform_pixel_positions</a>(<span class="keyword">const</span> View1&amp; src,<span class="keyword">const</span> View2&amp; dst, F fun) {</div>
<div class="line"><a id="l01160" name="l01160"></a><span class="lineno"> 1160</span> BOOST_ASSERT(src.dimensions() == dst.dimensions());</div>
<div class="line"><a id="l01161" name="l01161"></a><span class="lineno"> 1161</span> <span class="keyword">typename</span> View1::xy_locator loc=src.xy_at(0,0);</div>
<div class="line"><a id="l01162" name="l01162"></a><span class="lineno"> 1162</span> <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y&lt;src.height(); ++y) {</div>
<div class="line"><a id="l01163" name="l01163"></a><span class="lineno"> 1163</span> <span class="keyword">typename</span> View2::x_iterator dstIt=dst.row_begin(y);</div>
<div class="line"><a id="l01164" name="l01164"></a><span class="lineno"> 1164</span> <span class="keywordflow">for</span> (std::ptrdiff_t x=0; x&lt;src.width(); ++x, ++loc.x())</div>
<div class="line"><a id="l01165" name="l01165"></a><span class="lineno"> 1165</span> dstIt[x]=fun(loc);</div>
<div class="line"><a id="l01166" name="l01166"></a><span class="lineno"> 1166</span> loc.x()-=src.width(); ++loc.y();</div>
<div class="line"><a id="l01167" name="l01167"></a><span class="lineno"> 1167</span> }</div>
<div class="line"><a id="l01168" name="l01168"></a><span class="lineno"> 1168</span> <span class="keywordflow">return</span> fun;</div>
<div class="line"><a id="l01169" name="l01169"></a><span class="lineno"> 1169</span>}</div>
</div>
<div class="line"><a id="l01170" name="l01170"></a><span class="lineno"> 1170</span> </div>
<div class="line"><a id="l01173" name="l01173"></a><span class="lineno"> 1173</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2, <span class="keyword">typename</span> View3, <span class="keyword">typename</span> F&gt; BOOST_FORCEINLINE</div>
<div class="foldopen" id="foldopen01174" data-start="{" data-end="}">
<div class="line"><a id="l01174" name="l01174"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_transform_pixel_positions.html#ga0e68732e02809d400f61a8631042b579"> 1174</a></span>F <a class="code hl_function" href="group___image_view_s_t_l_algorithms_transform_pixel_positions.html#ga2c25eda97b917d9875aa7173c7d8aec4">transform_pixel_positions</a>(<span class="keyword">const</span> View1&amp; src1,<span class="keyword">const</span> View2&amp; src2,<span class="keyword">const</span> View3&amp; dst, F fun) {</div>
<div class="line"><a id="l01175" name="l01175"></a><span class="lineno"> 1175</span> BOOST_ASSERT(src1.dimensions() == dst.dimensions());</div>
<div class="line"><a id="l01176" name="l01176"></a><span class="lineno"> 1176</span> BOOST_ASSERT(src2.dimensions() == dst.dimensions());</div>
<div class="line"><a id="l01177" name="l01177"></a><span class="lineno"> 1177</span> <span class="keyword">typename</span> View1::xy_locator loc1=src1.xy_at(0,0);</div>
<div class="line"><a id="l01178" name="l01178"></a><span class="lineno"> 1178</span> <span class="keyword">typename</span> View2::xy_locator loc2=src2.xy_at(0,0);</div>
<div class="line"><a id="l01179" name="l01179"></a><span class="lineno"> 1179</span> <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y&lt;src1.height(); ++y) {</div>
<div class="line"><a id="l01180" name="l01180"></a><span class="lineno"> 1180</span> <span class="keyword">typename</span> View3::x_iterator dstIt=dst.row_begin(y);</div>
<div class="line"><a id="l01181" name="l01181"></a><span class="lineno"> 1181</span> <span class="keywordflow">for</span> (std::ptrdiff_t x=0; x&lt;src1.width(); ++x, ++loc1.x(), ++loc2.x())</div>
<div class="line"><a id="l01182" name="l01182"></a><span class="lineno"> 1182</span> dstIt[x]=fun(loc1,loc2);</div>
<div class="line"><a id="l01183" name="l01183"></a><span class="lineno"> 1183</span> loc1.x()-=src1.width(); ++loc1.y();</div>
<div class="line"><a id="l01184" name="l01184"></a><span class="lineno"> 1184</span> loc2.x()-=src2.width(); ++loc2.y();</div>
<div class="line"><a id="l01185" name="l01185"></a><span class="lineno"> 1185</span> }</div>
<div class="line"><a id="l01186" name="l01186"></a><span class="lineno"> 1186</span> <span class="keywordflow">return</span> fun;</div>
<div class="line"><a id="l01187" name="l01187"></a><span class="lineno"> 1187</span>}</div>
</div>
<div class="line"><a id="l01188" name="l01188"></a><span class="lineno"> 1188</span> </div>
<div class="line"><a id="l01189" name="l01189"></a><span class="lineno"> 1189</span> </div>
<div class="line"><a id="l01190" name="l01190"></a><span class="lineno"> 1190</span><span class="comment">// Code below this line is moved here from &lt;boost/gil/extension/numeric/algorithm.hpp&gt;</span></div>
<div class="line"><a id="l01191" name="l01191"></a><span class="lineno"> 1191</span> </div>
<div class="line"><a id="l01196" name="l01196"></a><span class="lineno"> 1196</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l01197" name="l01197"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1pixel__proxy.html"> 1197</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1pixel__proxy.html">pixel_proxy</a> : std::remove_reference&lt;typename T::reference&gt; {};</div>
<div class="line"><a id="l01198" name="l01198"></a><span class="lineno"> 1198</span> </div>
<div class="line"><a id="l01200" name="l01200"></a><span class="lineno"> 1200</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> Iterator1, <span class="keyword">typename</span> Iterator2, <span class="keyword">typename</span> BinaryFunction&gt;</div>
<div class="line"><a id="l01201" name="l01201"></a><span class="lineno"> 1201</span>BinaryFunction for_each(Iterator1 first1, Iterator1 last1, Iterator2 first2, BinaryFunction f)</div>
<div class="line"><a id="l01202" name="l01202"></a><span class="lineno"> 1202</span>{</div>
<div class="line"><a id="l01203" name="l01203"></a><span class="lineno"> 1203</span> <span class="keywordflow">while</span> (first1 != last1)</div>
<div class="line"><a id="l01204" name="l01204"></a><span class="lineno"> 1204</span> f(*first1++, *first2++);</div>
<div class="line"><a id="l01205" name="l01205"></a><span class="lineno"> 1205</span> <span class="keywordflow">return</span> f;</div>
<div class="line"><a id="l01206" name="l01206"></a><span class="lineno"> 1206</span>}</div>
<div class="line"><a id="l01207" name="l01207"></a><span class="lineno"> 1207</span> </div>
<div class="line"><a id="l01208" name="l01208"></a><span class="lineno"> 1208</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> SrcIterator, <span class="keyword">typename</span> DstIterator&gt;</div>
<div class="line"><a id="l01209" name="l01209"></a><span class="lineno"> 1209</span><span class="keyword">inline</span></div>
<div class="line"><a id="l01210" name="l01210"></a><span class="lineno"> 1210</span><span class="keyword">auto</span> assign_pixels(SrcIterator src, SrcIterator src_end, DstIterator dst) -&gt; DstIterator</div>
<div class="line"><a id="l01211" name="l01211"></a><span class="lineno"> 1211</span>{</div>
<div class="line"><a id="l01212" name="l01212"></a><span class="lineno"> 1212</span> for_each(src, src_end, dst,</div>
<div class="line"><a id="l01213" name="l01213"></a><span class="lineno"> 1213</span> pixel_assigns_t</div>
<div class="line"><a id="l01214" name="l01214"></a><span class="lineno"> 1214</span> &lt;</div>
<div class="line"><a id="l01215" name="l01215"></a><span class="lineno"> 1215</span> <span class="keyword">typename</span> pixel_proxy&lt;<span class="keyword">typename</span> std::iterator_traits&lt;SrcIterator&gt;::value_type&gt;::type,</div>
<div class="line"><a id="l01216" name="l01216"></a><span class="lineno"> 1216</span> <span class="keyword">typename</span> pixel_proxy&lt;<span class="keyword">typename</span> std::iterator_traits&lt;DstIterator&gt;::value_type&gt;::type</div>
<div class="line"><a id="l01217" name="l01217"></a><span class="lineno"> 1217</span> &gt;());</div>
<div class="line"><a id="l01218" name="l01218"></a><span class="lineno"> 1218</span> <span class="keywordflow">return</span> dst + (src_end - src);</div>
<div class="line"><a id="l01219" name="l01219"></a><span class="lineno"> 1219</span>}</div>
<div class="line"><a id="l01220" name="l01220"></a><span class="lineno"> 1220</span> </div>
<div class="line"><a id="l01221" name="l01221"></a><span class="lineno"> 1221</span><span class="keyword">namespace </span>detail {</div>
<div class="line"><a id="l01222" name="l01222"></a><span class="lineno"> 1222</span> </div>
<div class="line"><a id="l01223" name="l01223"></a><span class="lineno"> 1223</span><span class="keyword">template</span> &lt;std::<span class="keywordtype">size_t</span> Size&gt;</div>
<div class="line"><a id="l01224" name="l01224"></a><span class="lineno"> 1224</span><span class="keyword">struct </span>inner_product_k_t</div>
<div class="line"><a id="l01225" name="l01225"></a><span class="lineno"> 1225</span>{</div>
<div class="line"><a id="l01226" name="l01226"></a><span class="lineno"> 1226</span> <span class="keyword">template</span></div>
<div class="line"><a id="l01227" name="l01227"></a><span class="lineno"> 1227</span> &lt;</div>
<div class="line"><a id="l01228" name="l01228"></a><span class="lineno"> 1228</span> <span class="keyword">class </span>InputIterator1,</div>
<div class="line"><a id="l01229" name="l01229"></a><span class="lineno"> 1229</span> <span class="keyword">class </span>InputIterator2,</div>
<div class="line"><a id="l01230" name="l01230"></a><span class="lineno"> 1230</span> <span class="keyword">class </span>T,</div>
<div class="line"><a id="l01231" name="l01231"></a><span class="lineno"> 1231</span> <span class="keyword">class </span>BinaryOperation1,</div>
<div class="line"><a id="l01232" name="l01232"></a><span class="lineno"> 1232</span> <span class="keyword">class </span>BinaryOperation2</div>
<div class="line"><a id="l01233" name="l01233"></a><span class="lineno"> 1233</span> &gt;</div>
<div class="line"><a id="l01234" name="l01234"></a><span class="lineno"> 1234</span> <span class="keyword">static</span> T apply(</div>
<div class="line"><a id="l01235" name="l01235"></a><span class="lineno"> 1235</span> InputIterator1 first1,</div>
<div class="line"><a id="l01236" name="l01236"></a><span class="lineno"> 1236</span> InputIterator2 first2, T init,</div>
<div class="line"><a id="l01237" name="l01237"></a><span class="lineno"> 1237</span> BinaryOperation1 binary_op1,</div>
<div class="line"><a id="l01238" name="l01238"></a><span class="lineno"> 1238</span> BinaryOperation2 binary_op2)</div>
<div class="line"><a id="l01239" name="l01239"></a><span class="lineno"> 1239</span> {</div>
<div class="line"><a id="l01240" name="l01240"></a><span class="lineno"> 1240</span> init = binary_op1(init, binary_op2(*first1, *first2));</div>
<div class="line"><a id="l01241" name="l01241"></a><span class="lineno"> 1241</span> <span class="keywordflow">return</span> inner_product_k_t&lt;Size - 1&gt;::apply(</div>
<div class="line"><a id="l01242" name="l01242"></a><span class="lineno"> 1242</span> first1 + 1, first2 + 1, init, binary_op1, binary_op2);</div>
<div class="line"><a id="l01243" name="l01243"></a><span class="lineno"> 1243</span> }</div>
<div class="line"><a id="l01244" name="l01244"></a><span class="lineno"> 1244</span>};</div>
<div class="line"><a id="l01245" name="l01245"></a><span class="lineno"> 1245</span> </div>
<div class="line"><a id="l01246" name="l01246"></a><span class="lineno"> 1246</span><span class="keyword">template</span> &lt;&gt;</div>
<div class="line"><a id="l01247" name="l01247"></a><span class="lineno"> 1247</span><span class="keyword">struct </span>inner_product_k_t&lt;0&gt;</div>
<div class="line"><a id="l01248" name="l01248"></a><span class="lineno"> 1248</span>{</div>
<div class="line"><a id="l01249" name="l01249"></a><span class="lineno"> 1249</span> <span class="keyword">template</span></div>
<div class="line"><a id="l01250" name="l01250"></a><span class="lineno"> 1250</span> &lt;</div>
<div class="line"><a id="l01251" name="l01251"></a><span class="lineno"> 1251</span> <span class="keyword">class </span>InputIterator1,</div>
<div class="line"><a id="l01252" name="l01252"></a><span class="lineno"> 1252</span> <span class="keyword">class </span>InputIterator2,</div>
<div class="line"><a id="l01253" name="l01253"></a><span class="lineno"> 1253</span> <span class="keyword">class </span>T,</div>
<div class="line"><a id="l01254" name="l01254"></a><span class="lineno"> 1254</span> <span class="keyword">class </span>BinaryOperation1,</div>
<div class="line"><a id="l01255" name="l01255"></a><span class="lineno"> 1255</span> <span class="keyword">class </span>BinaryOperation2</div>
<div class="line"><a id="l01256" name="l01256"></a><span class="lineno"> 1256</span> &gt;</div>
<div class="line"><a id="l01257" name="l01257"></a><span class="lineno"> 1257</span> <span class="keyword">static</span> T apply(</div>
<div class="line"><a id="l01258" name="l01258"></a><span class="lineno"> 1258</span> InputIterator1 first1,</div>
<div class="line"><a id="l01259" name="l01259"></a><span class="lineno"> 1259</span> InputIterator2 first2,</div>
<div class="line"><a id="l01260" name="l01260"></a><span class="lineno"> 1260</span> T init,</div>
<div class="line"><a id="l01261" name="l01261"></a><span class="lineno"> 1261</span> BinaryOperation1 binary_op1,</div>
<div class="line"><a id="l01262" name="l01262"></a><span class="lineno"> 1262</span> BinaryOperation2 binary_op2)</div>
<div class="line"><a id="l01263" name="l01263"></a><span class="lineno"> 1263</span> {</div>
<div class="line"><a id="l01264" name="l01264"></a><span class="lineno"> 1264</span> <span class="keywordflow">return</span> init;</div>
<div class="line"><a id="l01265" name="l01265"></a><span class="lineno"> 1265</span> }</div>
<div class="line"><a id="l01266" name="l01266"></a><span class="lineno"> 1266</span>};</div>
<div class="line"><a id="l01267" name="l01267"></a><span class="lineno"> 1267</span> </div>
<div class="line"><a id="l01268" name="l01268"></a><span class="lineno"> 1268</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l01269" name="l01269"></a><span class="lineno"> 1269</span> </div>
<div class="line"><a id="l01271" name="l01271"></a><span class="lineno"> 1271</span><span class="keyword">template</span></div>
<div class="line"><a id="l01272" name="l01272"></a><span class="lineno"> 1272</span>&lt;</div>
<div class="line"><a id="l01273" name="l01273"></a><span class="lineno"> 1273</span> std::size_t Size,</div>
<div class="line"><a id="l01274" name="l01274"></a><span class="lineno"> 1274</span> <span class="keyword">class </span>InputIterator1,</div>
<div class="line"><a id="l01275" name="l01275"></a><span class="lineno"> 1275</span> <span class="keyword">class </span>InputIterator2,</div>
<div class="line"><a id="l01276" name="l01276"></a><span class="lineno"> 1276</span> <span class="keyword">class </span>T,</div>
<div class="line"><a id="l01277" name="l01277"></a><span class="lineno"> 1277</span> <span class="keyword">class </span>BinaryOperation1,</div>
<div class="line"><a id="l01278" name="l01278"></a><span class="lineno"> 1278</span> <span class="keyword">class </span>BinaryOperation2</div>
<div class="line"><a id="l01279" name="l01279"></a><span class="lineno"> 1279</span>&gt;</div>
<div class="line"><a id="l01280" name="l01280"></a><span class="lineno"> 1280</span>BOOST_FORCEINLINE</div>
<div class="line"><a id="l01281" name="l01281"></a><span class="lineno"> 1281</span>T inner_product_k(</div>
<div class="line"><a id="l01282" name="l01282"></a><span class="lineno"> 1282</span> InputIterator1 first1,</div>
<div class="line"><a id="l01283" name="l01283"></a><span class="lineno"> 1283</span> InputIterator2 first2,</div>
<div class="line"><a id="l01284" name="l01284"></a><span class="lineno"> 1284</span> T init,</div>
<div class="line"><a id="l01285" name="l01285"></a><span class="lineno"> 1285</span> BinaryOperation1 binary_op1,</div>
<div class="line"><a id="l01286" name="l01286"></a><span class="lineno"> 1286</span> BinaryOperation2 binary_op2)</div>
<div class="line"><a id="l01287" name="l01287"></a><span class="lineno"> 1287</span>{</div>
<div class="line"><a id="l01288" name="l01288"></a><span class="lineno"> 1288</span> <span class="keywordflow">return</span> detail::inner_product_k_t&lt;Size&gt;::apply(</div>
<div class="line"><a id="l01289" name="l01289"></a><span class="lineno"> 1289</span> first1, first2, init, binary_op1, binary_op2);</div>
<div class="line"><a id="l01290" name="l01290"></a><span class="lineno"> 1290</span>}</div>
<div class="line"><a id="l01291" name="l01291"></a><span class="lineno"> 1291</span> </div>
<div class="line"><a id="l01293" name="l01293"></a><span class="lineno"> 1293</span><span class="keyword">template</span></div>
<div class="line"><a id="l01294" name="l01294"></a><span class="lineno"> 1294</span>&lt;</div>
<div class="line"><a id="l01295" name="l01295"></a><span class="lineno"> 1295</span> <span class="keyword">typename</span> PixelAccum,</div>
<div class="line"><a id="l01296" name="l01296"></a><span class="lineno"> 1296</span> <span class="keyword">typename</span> SrcIterator,</div>
<div class="line"><a id="l01297" name="l01297"></a><span class="lineno"> 1297</span> <span class="keyword">typename</span> KernelIterator,</div>
<div class="line"><a id="l01298" name="l01298"></a><span class="lineno"> 1298</span> <span class="keyword">typename</span> Size,</div>
<div class="line"><a id="l01299" name="l01299"></a><span class="lineno"> 1299</span> <span class="keyword">typename</span> DstIterator</div>
<div class="line"><a id="l01300" name="l01300"></a><span class="lineno"> 1300</span>&gt;</div>
<div class="line"><a id="l01301" name="l01301"></a><span class="lineno"> 1301</span><span class="keyword">inline</span></div>
<div class="line"><a id="l01302" name="l01302"></a><span class="lineno"> 1302</span><span class="keyword">auto</span> correlate_pixels_n(</div>
<div class="line"><a id="l01303" name="l01303"></a><span class="lineno"> 1303</span> SrcIterator src_begin,</div>
<div class="line"><a id="l01304" name="l01304"></a><span class="lineno"> 1304</span> SrcIterator src_end,</div>
<div class="line"><a id="l01305" name="l01305"></a><span class="lineno"> 1305</span> KernelIterator kernel_begin,</div>
<div class="line"><a id="l01306" name="l01306"></a><span class="lineno"> 1306</span> Size kernel_size,</div>
<div class="line"><a id="l01307" name="l01307"></a><span class="lineno"> 1307</span> DstIterator dst_begin)</div>
<div class="line"><a id="l01308" name="l01308"></a><span class="lineno"> 1308</span> -&gt; DstIterator</div>
<div class="line"><a id="l01309" name="l01309"></a><span class="lineno"> 1309</span>{</div>
<div class="line"><a id="l01310" name="l01310"></a><span class="lineno"> 1310</span> <span class="keyword">using </span>src_pixel_ref_t = <span class="keyword">typename</span> pixel_proxy</div>
<div class="line"><a id="l01311" name="l01311"></a><span class="lineno"> 1311</span> &lt;</div>
<div class="line"><a id="l01312" name="l01312"></a><span class="lineno"> 1312</span> <span class="keyword">typename</span> std::iterator_traits&lt;SrcIterator&gt;::value_type</div>
<div class="line"><a id="l01313" name="l01313"></a><span class="lineno"> 1313</span> &gt;::type;</div>
<div class="line"><a id="l01314" name="l01314"></a><span class="lineno"> 1314</span> <span class="keyword">using </span>dst_pixel_ref_t = <span class="keyword">typename</span> pixel_proxy</div>
<div class="line"><a id="l01315" name="l01315"></a><span class="lineno"> 1315</span> &lt;</div>
<div class="line"><a id="l01316" name="l01316"></a><span class="lineno"> 1316</span> <span class="keyword">typename</span> std::iterator_traits&lt;DstIterator&gt;::value_type</div>
<div class="line"><a id="l01317" name="l01317"></a><span class="lineno"> 1317</span> &gt;::type;</div>
<div class="line"><a id="l01318" name="l01318"></a><span class="lineno"> 1318</span> <span class="keyword">using </span>kernel_value_t = <span class="keyword">typename</span> std::iterator_traits&lt;KernelIterator&gt;::value_type;</div>
<div class="line"><a id="l01319" name="l01319"></a><span class="lineno"> 1319</span> </div>
<div class="line"><a id="l01320" name="l01320"></a><span class="lineno"> 1320</span> PixelAccum accum_zero;</div>
<div class="line"><a id="l01321" name="l01321"></a><span class="lineno"> 1321</span> pixel_zeros_t&lt;PixelAccum&gt;()(accum_zero);</div>
<div class="line"><a id="l01322" name="l01322"></a><span class="lineno"> 1322</span> <span class="keywordflow">while</span> (src_begin != src_end)</div>
<div class="line"><a id="l01323" name="l01323"></a><span class="lineno"> 1323</span> {</div>
<div class="line"><a id="l01324" name="l01324"></a><span class="lineno"> 1324</span> pixel_assigns_t&lt;PixelAccum, dst_pixel_ref_t&gt;()(</div>
<div class="line"><a id="l01325" name="l01325"></a><span class="lineno"> 1325</span> std::inner_product(</div>
<div class="line"><a id="l01326" name="l01326"></a><span class="lineno"> 1326</span> src_begin,</div>
<div class="line"><a id="l01327" name="l01327"></a><span class="lineno"> 1327</span> src_begin + kernel_size,</div>
<div class="line"><a id="l01328" name="l01328"></a><span class="lineno"> 1328</span> kernel_begin,</div>
<div class="line"><a id="l01329" name="l01329"></a><span class="lineno"> 1329</span> accum_zero,</div>
<div class="line"><a id="l01330" name="l01330"></a><span class="lineno"> 1330</span> pixel_plus_t&lt;PixelAccum, PixelAccum, PixelAccum&gt;(),</div>
<div class="line"><a id="l01331" name="l01331"></a><span class="lineno"> 1331</span> pixel_multiplies_scalar_t&lt;src_pixel_ref_t, kernel_value_t, PixelAccum&gt;()),</div>
<div class="line"><a id="l01332" name="l01332"></a><span class="lineno"> 1332</span> *dst_begin);</div>
<div class="line"><a id="l01333" name="l01333"></a><span class="lineno"> 1333</span> </div>
<div class="line"><a id="l01334" name="l01334"></a><span class="lineno"> 1334</span> ++src_begin;</div>
<div class="line"><a id="l01335" name="l01335"></a><span class="lineno"> 1335</span> ++dst_begin;</div>
<div class="line"><a id="l01336" name="l01336"></a><span class="lineno"> 1336</span> }</div>
<div class="line"><a id="l01337" name="l01337"></a><span class="lineno"> 1337</span> <span class="keywordflow">return</span> dst_begin;</div>
<div class="line"><a id="l01338" name="l01338"></a><span class="lineno"> 1338</span>}</div>
<div class="line"><a id="l01339" name="l01339"></a><span class="lineno"> 1339</span> </div>
<div class="line"><a id="l01341" name="l01341"></a><span class="lineno"> 1341</span><span class="keyword">template</span></div>
<div class="line"><a id="l01342" name="l01342"></a><span class="lineno"> 1342</span>&lt;</div>
<div class="line"><a id="l01343" name="l01343"></a><span class="lineno"> 1343</span> std::size_t Size,</div>
<div class="line"><a id="l01344" name="l01344"></a><span class="lineno"> 1344</span> <span class="keyword">typename</span> PixelAccum,</div>
<div class="line"><a id="l01345" name="l01345"></a><span class="lineno"> 1345</span> <span class="keyword">typename</span> SrcIterator,</div>
<div class="line"><a id="l01346" name="l01346"></a><span class="lineno"> 1346</span> <span class="keyword">typename</span> KernelIterator,</div>
<div class="line"><a id="l01347" name="l01347"></a><span class="lineno"> 1347</span> <span class="keyword">typename</span> DstIterator</div>
<div class="line"><a id="l01348" name="l01348"></a><span class="lineno"> 1348</span>&gt;</div>
<div class="line"><a id="l01349" name="l01349"></a><span class="lineno"> 1349</span><span class="keyword">inline</span></div>
<div class="line"><a id="l01350" name="l01350"></a><span class="lineno"> 1350</span><span class="keyword">auto</span> correlate_pixels_k(</div>
<div class="line"><a id="l01351" name="l01351"></a><span class="lineno"> 1351</span> SrcIterator src_begin,</div>
<div class="line"><a id="l01352" name="l01352"></a><span class="lineno"> 1352</span> SrcIterator src_end,</div>
<div class="line"><a id="l01353" name="l01353"></a><span class="lineno"> 1353</span> KernelIterator kernel_begin,</div>
<div class="line"><a id="l01354" name="l01354"></a><span class="lineno"> 1354</span> DstIterator dst_begin)</div>
<div class="line"><a id="l01355" name="l01355"></a><span class="lineno"> 1355</span> -&gt; DstIterator</div>
<div class="line"><a id="l01356" name="l01356"></a><span class="lineno"> 1356</span>{</div>
<div class="line"><a id="l01357" name="l01357"></a><span class="lineno"> 1357</span> <span class="keyword">using </span>src_pixel_ref_t = <span class="keyword">typename</span> pixel_proxy</div>
<div class="line"><a id="l01358" name="l01358"></a><span class="lineno"> 1358</span> &lt;</div>
<div class="line"><a id="l01359" name="l01359"></a><span class="lineno"> 1359</span> <span class="keyword">typename</span> std::iterator_traits&lt;SrcIterator&gt;::value_type</div>
<div class="line"><a id="l01360" name="l01360"></a><span class="lineno"> 1360</span> &gt;::type;</div>
<div class="line"><a id="l01361" name="l01361"></a><span class="lineno"> 1361</span> <span class="keyword">using </span>dst_pixel_ref_t = <span class="keyword">typename</span> pixel_proxy</div>
<div class="line"><a id="l01362" name="l01362"></a><span class="lineno"> 1362</span> &lt;</div>
<div class="line"><a id="l01363" name="l01363"></a><span class="lineno"> 1363</span> <span class="keyword">typename</span> std::iterator_traits&lt;DstIterator&gt;::value_type</div>
<div class="line"><a id="l01364" name="l01364"></a><span class="lineno"> 1364</span> &gt;::type;</div>
<div class="line"><a id="l01365" name="l01365"></a><span class="lineno"> 1365</span> <span class="keyword">using </span>kernel_type = <span class="keyword">typename</span> std::iterator_traits&lt;KernelIterator&gt;::value_type;</div>
<div class="line"><a id="l01366" name="l01366"></a><span class="lineno"> 1366</span> </div>
<div class="line"><a id="l01367" name="l01367"></a><span class="lineno"> 1367</span> PixelAccum accum_zero;</div>
<div class="line"><a id="l01368" name="l01368"></a><span class="lineno"> 1368</span> pixel_zeros_t&lt;PixelAccum&gt;()(accum_zero);</div>
<div class="line"><a id="l01369" name="l01369"></a><span class="lineno"> 1369</span> <span class="keywordflow">while</span> (src_begin != src_end)</div>
<div class="line"><a id="l01370" name="l01370"></a><span class="lineno"> 1370</span> {</div>
<div class="line"><a id="l01371" name="l01371"></a><span class="lineno"> 1371</span> pixel_assigns_t&lt;PixelAccum, dst_pixel_ref_t&gt;()(</div>
<div class="line"><a id="l01372" name="l01372"></a><span class="lineno"> 1372</span> inner_product_k&lt;Size&gt;(</div>
<div class="line"><a id="l01373" name="l01373"></a><span class="lineno"> 1373</span> src_begin,</div>
<div class="line"><a id="l01374" name="l01374"></a><span class="lineno"> 1374</span> kernel_begin,</div>
<div class="line"><a id="l01375" name="l01375"></a><span class="lineno"> 1375</span> accum_zero,</div>
<div class="line"><a id="l01376" name="l01376"></a><span class="lineno"> 1376</span> pixel_plus_t&lt;PixelAccum, PixelAccum, PixelAccum&gt;(),</div>
<div class="line"><a id="l01377" name="l01377"></a><span class="lineno"> 1377</span> pixel_multiplies_scalar_t&lt;src_pixel_ref_t, kernel_type, PixelAccum&gt;()),</div>
<div class="line"><a id="l01378" name="l01378"></a><span class="lineno"> 1378</span> *dst_begin);</div>
<div class="line"><a id="l01379" name="l01379"></a><span class="lineno"> 1379</span> </div>
<div class="line"><a id="l01380" name="l01380"></a><span class="lineno"> 1380</span> ++src_begin;</div>
<div class="line"><a id="l01381" name="l01381"></a><span class="lineno"> 1381</span> ++dst_begin;</div>
<div class="line"><a id="l01382" name="l01382"></a><span class="lineno"> 1382</span> }</div>
<div class="line"><a id="l01383" name="l01383"></a><span class="lineno"> 1383</span> <span class="keywordflow">return</span> dst_begin;</div>
<div class="line"><a id="l01384" name="l01384"></a><span class="lineno"> 1384</span>}</div>
<div class="line"><a id="l01385" name="l01385"></a><span class="lineno"> 1385</span> </div>
<div class="line"><a id="l01390" name="l01390"></a><span class="lineno"> 1390</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelAccum, <span class="keyword">typename</span> SrcView, <span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> DstView&gt;</div>
<div class="line"><a id="l01391" name="l01391"></a><span class="lineno"> 1391</span><span class="keyword">inline</span></div>
<div class="line"><a id="l01392" name="l01392"></a><span class="lineno"> 1392</span><span class="keywordtype">void</span> view_multiplies_scalar(SrcView <span class="keyword">const</span>&amp; src_view, Scalar <span class="keyword">const</span>&amp; scalar, DstView <span class="keyword">const</span>&amp; dst_view)</div>
<div class="line"><a id="l01393" name="l01393"></a><span class="lineno"> 1393</span>{</div>
<div class="line"><a id="l01394" name="l01394"></a><span class="lineno"> 1394</span> <span class="keyword">static_assert</span>(std::is_scalar&lt;Scalar&gt;::value, <span class="stringliteral">&quot;Scalar is not scalar&quot;</span>);</div>
<div class="line"><a id="l01395" name="l01395"></a><span class="lineno"> 1395</span> BOOST_ASSERT(src_view.dimensions() == dst_view.dimensions());</div>
<div class="line"><a id="l01396" name="l01396"></a><span class="lineno"> 1396</span> <span class="keyword">using </span>src_pixel_ref_t = <span class="keyword">typename</span> pixel_proxy&lt;typename SrcView::value_type&gt;::type;</div>
<div class="line"><a id="l01397" name="l01397"></a><span class="lineno"> 1397</span> <span class="keyword">using </span>dst_pixel_ref_t = <span class="keyword">typename</span> pixel_proxy&lt;typename DstView::value_type&gt;::type;</div>
<div class="line"><a id="l01398" name="l01398"></a><span class="lineno"> 1398</span> <span class="keyword">using </span>y_coord_t = <span class="keyword">typename</span> SrcView::y_coord_t;</div>
<div class="line"><a id="l01399" name="l01399"></a><span class="lineno"> 1399</span> </div>
<div class="line"><a id="l01400" name="l01400"></a><span class="lineno"> 1400</span> y_coord_t <span class="keyword">const</span> height = src_view.height();</div>
<div class="line"><a id="l01401" name="l01401"></a><span class="lineno"> 1401</span> <span class="keywordflow">for</span> (y_coord_t y = 0; y &lt; height; ++y)</div>
<div class="line"><a id="l01402" name="l01402"></a><span class="lineno"> 1402</span> {</div>
<div class="line"><a id="l01403" name="l01403"></a><span class="lineno"> 1403</span> <span class="keyword">typename</span> SrcView::x_iterator it_src = src_view.row_begin(y);</div>
<div class="line"><a id="l01404" name="l01404"></a><span class="lineno"> 1404</span> <span class="keyword">typename</span> DstView::x_iterator it_dst = dst_view.row_begin(y);</div>
<div class="line"><a id="l01405" name="l01405"></a><span class="lineno"> 1405</span> <span class="keyword">typename</span> SrcView::x_iterator it_src_end = src_view.row_end(y);</div>
<div class="line"><a id="l01406" name="l01406"></a><span class="lineno"> 1406</span> <span class="keywordflow">while</span> (it_src != it_src_end)</div>
<div class="line"><a id="l01407" name="l01407"></a><span class="lineno"> 1407</span> {</div>
<div class="line"><a id="l01408" name="l01408"></a><span class="lineno"> 1408</span> pixel_assigns_t&lt;PixelAccum, dst_pixel_ref_t&gt;()(</div>
<div class="line"><a id="l01409" name="l01409"></a><span class="lineno"> 1409</span> pixel_multiplies_scalar_t&lt;src_pixel_ref_t, Scalar, PixelAccum&gt;()(*it_src, scalar),</div>
<div class="line"><a id="l01410" name="l01410"></a><span class="lineno"> 1410</span> *it_dst);</div>
<div class="line"><a id="l01411" name="l01411"></a><span class="lineno"> 1411</span> </div>
<div class="line"><a id="l01412" name="l01412"></a><span class="lineno"> 1412</span> ++it_src;</div>
<div class="line"><a id="l01413" name="l01413"></a><span class="lineno"> 1413</span> ++it_dst;</div>
<div class="line"><a id="l01414" name="l01414"></a><span class="lineno"> 1414</span> }</div>
<div class="line"><a id="l01415" name="l01415"></a><span class="lineno"> 1415</span> }</div>
<div class="line"><a id="l01416" name="l01416"></a><span class="lineno"> 1416</span>}</div>
<div class="line"><a id="l01417" name="l01417"></a><span class="lineno"> 1417</span> </div>
<div class="line"><a id="l01418" name="l01418"></a><span class="lineno"> 1418</span> </div>
<div class="line"><a id="l01421" name="l01421"></a><span class="lineno"> 1421</span><span class="keyword">enum class</span> boundary_option</div>
<div class="line"><a id="l01422" name="l01422"></a><span class="lineno"> 1422</span>{</div>
<div class="line"><a id="l01423" name="l01423"></a><span class="lineno"> 1423</span> output_ignore, </div>
<div class="line"><a id="l01424" name="l01424"></a><span class="lineno"> 1424</span> output_zero, </div>
<div class="line"><a id="l01425" name="l01425"></a><span class="lineno"> 1425</span> extend_padded, </div>
<div class="line"><a id="l01426" name="l01426"></a><span class="lineno"> 1426</span> extend_zero, </div>
<div class="line"><a id="l01427" name="l01427"></a><span class="lineno"> 1427</span> extend_constant </div>
<div class="line"><a id="l01428" name="l01428"></a><span class="lineno"> 1428</span>};</div>
<div class="line"><a id="l01429" name="l01429"></a><span class="lineno"> 1429</span> </div>
<div class="line"><a id="l01430" name="l01430"></a><span class="lineno"> 1430</span><span class="keyword">namespace </span>detail</div>
<div class="line"><a id="l01431" name="l01431"></a><span class="lineno"> 1431</span>{</div>
<div class="line"><a id="l01432" name="l01432"></a><span class="lineno"> 1432</span> </div>
<div class="line"><a id="l01433" name="l01433"></a><span class="lineno"> 1433</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> SrcView, <span class="keyword">typename</span> RltView&gt;</div>
<div class="line"><a id="l01434" name="l01434"></a><span class="lineno"> 1434</span><span class="keywordtype">void</span> extend_row_impl(</div>
<div class="line"><a id="l01435" name="l01435"></a><span class="lineno"> 1435</span> SrcView <span class="keyword">const</span>&amp; src_view,</div>
<div class="line"><a id="l01436" name="l01436"></a><span class="lineno"> 1436</span> RltView result_view,</div>
<div class="line"><a id="l01437" name="l01437"></a><span class="lineno"> 1437</span> std::size_t extend_count,</div>
<div class="line"><a id="l01438" name="l01438"></a><span class="lineno"> 1438</span> boundary_option option)</div>
<div class="line"><a id="l01439" name="l01439"></a><span class="lineno"> 1439</span>{</div>
<div class="line"><a id="l01440" name="l01440"></a><span class="lineno"> 1440</span> std::ptrdiff_t extend_count_ = <span class="keyword">static_cast&lt;</span>std::ptrdiff_t<span class="keyword">&gt;</span>(extend_count);</div>
<div class="line"><a id="l01441" name="l01441"></a><span class="lineno"> 1441</span> </div>
<div class="line"><a id="l01442" name="l01442"></a><span class="lineno"> 1442</span> <span class="keywordflow">if</span> (option == boundary_option::extend_constant)</div>
<div class="line"><a id="l01443" name="l01443"></a><span class="lineno"> 1443</span> {</div>
<div class="line"><a id="l01444" name="l01444"></a><span class="lineno"> 1444</span> <span class="keywordflow">for</span> (std::ptrdiff_t i = 0; i &lt; result_view.height(); i++)</div>
<div class="line"><a id="l01445" name="l01445"></a><span class="lineno"> 1445</span> {</div>
<div class="line"><a id="l01446" name="l01446"></a><span class="lineno"> 1446</span> <span class="keywordflow">if</span>(i &gt;= extend_count_ &amp;&amp; i &lt; extend_count_ + src_view.height())</div>
<div class="line"><a id="l01447" name="l01447"></a><span class="lineno"> 1447</span> {</div>
<div class="line"><a id="l01448" name="l01448"></a><span class="lineno"> 1448</span> assign_pixels(</div>
<div class="line"><a id="l01449" name="l01449"></a><span class="lineno"> 1449</span> src_view.row_begin(i - extend_count_),</div>
<div class="line"><a id="l01450" name="l01450"></a><span class="lineno"> 1450</span> src_view.row_end(i - extend_count_),</div>
<div class="line"><a id="l01451" name="l01451"></a><span class="lineno"> 1451</span> result_view.row_begin(i)</div>
<div class="line"><a id="l01452" name="l01452"></a><span class="lineno"> 1452</span> );</div>
<div class="line"><a id="l01453" name="l01453"></a><span class="lineno"> 1453</span> }</div>
<div class="line"><a id="l01454" name="l01454"></a><span class="lineno"> 1454</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span>(i &lt; extend_count_)</div>
<div class="line"><a id="l01455" name="l01455"></a><span class="lineno"> 1455</span> {</div>
<div class="line"><a id="l01456" name="l01456"></a><span class="lineno"> 1456</span> assign_pixels(src_view.row_begin(0), src_view.row_end(0), result_view.row_begin(i));</div>
<div class="line"><a id="l01457" name="l01457"></a><span class="lineno"> 1457</span> }</div>
<div class="line"><a id="l01458" name="l01458"></a><span class="lineno"> 1458</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l01459" name="l01459"></a><span class="lineno"> 1459</span> {</div>
<div class="line"><a id="l01460" name="l01460"></a><span class="lineno"> 1460</span> assign_pixels(</div>
<div class="line"><a id="l01461" name="l01461"></a><span class="lineno"> 1461</span> src_view.row_begin(src_view.height() - 1),</div>
<div class="line"><a id="l01462" name="l01462"></a><span class="lineno"> 1462</span> src_view.row_end(src_view.height() - 1),</div>
<div class="line"><a id="l01463" name="l01463"></a><span class="lineno"> 1463</span> result_view.row_begin(i)</div>
<div class="line"><a id="l01464" name="l01464"></a><span class="lineno"> 1464</span> );</div>
<div class="line"><a id="l01465" name="l01465"></a><span class="lineno"> 1465</span> }</div>
<div class="line"><a id="l01466" name="l01466"></a><span class="lineno"> 1466</span> </div>
<div class="line"><a id="l01467" name="l01467"></a><span class="lineno"> 1467</span> }</div>
<div class="line"><a id="l01468" name="l01468"></a><span class="lineno"> 1468</span> }</div>
<div class="line"><a id="l01469" name="l01469"></a><span class="lineno"> 1469</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (option == boundary_option::extend_zero)</div>
<div class="line"><a id="l01470" name="l01470"></a><span class="lineno"> 1470</span> {</div>
<div class="line"><a id="l01471" name="l01471"></a><span class="lineno"> 1471</span> <span class="keyword">typename</span> SrcView::value_type acc_zero;</div>
<div class="line"><a id="l01472" name="l01472"></a><span class="lineno"> 1472</span> pixel_zeros_t&lt;typename SrcView::value_type&gt;()(acc_zero);</div>
<div class="line"><a id="l01473" name="l01473"></a><span class="lineno"> 1473</span> </div>
<div class="line"><a id="l01474" name="l01474"></a><span class="lineno"> 1474</span> <span class="keywordflow">for</span> (std::ptrdiff_t i = 0; i &lt; result_view.height(); i++)</div>
<div class="line"><a id="l01475" name="l01475"></a><span class="lineno"> 1475</span> {</div>
<div class="line"><a id="l01476" name="l01476"></a><span class="lineno"> 1476</span> <span class="keywordflow">if</span> (i &gt;= extend_count_ &amp;&amp; i &lt; extend_count_ + src_view.height())</div>
<div class="line"><a id="l01477" name="l01477"></a><span class="lineno"> 1477</span> {</div>
<div class="line"><a id="l01478" name="l01478"></a><span class="lineno"> 1478</span> assign_pixels(</div>
<div class="line"><a id="l01479" name="l01479"></a><span class="lineno"> 1479</span> src_view.row_begin(i - extend_count_),</div>
<div class="line"><a id="l01480" name="l01480"></a><span class="lineno"> 1480</span> src_view.row_end(i - extend_count_),</div>
<div class="line"><a id="l01481" name="l01481"></a><span class="lineno"> 1481</span> result_view.row_begin(i)</div>
<div class="line"><a id="l01482" name="l01482"></a><span class="lineno"> 1482</span> );</div>
<div class="line"><a id="l01483" name="l01483"></a><span class="lineno"> 1483</span> }</div>
<div class="line"><a id="l01484" name="l01484"></a><span class="lineno"> 1484</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l01485" name="l01485"></a><span class="lineno"> 1485</span> {</div>
<div class="line"><a id="l01486" name="l01486"></a><span class="lineno"> 1486</span> std::fill_n(result_view.row_begin(i), result_view.width(), acc_zero);</div>
<div class="line"><a id="l01487" name="l01487"></a><span class="lineno"> 1487</span> }</div>
<div class="line"><a id="l01488" name="l01488"></a><span class="lineno"> 1488</span> }</div>
<div class="line"><a id="l01489" name="l01489"></a><span class="lineno"> 1489</span> }</div>
<div class="line"><a id="l01490" name="l01490"></a><span class="lineno"> 1490</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (option == boundary_option::extend_padded)</div>
<div class="line"><a id="l01491" name="l01491"></a><span class="lineno"> 1491</span> {</div>
<div class="line"><a id="l01492" name="l01492"></a><span class="lineno"> 1492</span> <span class="keyword">auto</span> original_view = subimage_view(</div>
<div class="line"><a id="l01493" name="l01493"></a><span class="lineno"> 1493</span> src_view,</div>
<div class="line"><a id="l01494" name="l01494"></a><span class="lineno"> 1494</span> 0,</div>
<div class="line"><a id="l01495" name="l01495"></a><span class="lineno"> 1495</span> -extend_count,</div>
<div class="line"><a id="l01496" name="l01496"></a><span class="lineno"> 1496</span> src_view.width(),</div>
<div class="line"><a id="l01497" name="l01497"></a><span class="lineno"> 1497</span> src_view.height() + (2 * extend_count)</div>
<div class="line"><a id="l01498" name="l01498"></a><span class="lineno"> 1498</span> );</div>
<div class="line"><a id="l01499" name="l01499"></a><span class="lineno"> 1499</span> <span class="keywordflow">for</span> (std::ptrdiff_t i = 0; i &lt; result_view.height(); i++)</div>
<div class="line"><a id="l01500" name="l01500"></a><span class="lineno"> 1500</span> {</div>
<div class="line"><a id="l01501" name="l01501"></a><span class="lineno"> 1501</span> assign_pixels(</div>
<div class="line"><a id="l01502" name="l01502"></a><span class="lineno"> 1502</span> original_view.row_begin(i),</div>
<div class="line"><a id="l01503" name="l01503"></a><span class="lineno"> 1503</span> original_view.row_end(i),</div>
<div class="line"><a id="l01504" name="l01504"></a><span class="lineno"> 1504</span> result_view.row_begin(i)</div>
<div class="line"><a id="l01505" name="l01505"></a><span class="lineno"> 1505</span> );</div>
<div class="line"><a id="l01506" name="l01506"></a><span class="lineno"> 1506</span> }</div>
<div class="line"><a id="l01507" name="l01507"></a><span class="lineno"> 1507</span> }</div>
<div class="line"><a id="l01508" name="l01508"></a><span class="lineno"> 1508</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l01509" name="l01509"></a><span class="lineno"> 1509</span> {</div>
<div class="line"><a id="l01510" name="l01510"></a><span class="lineno"> 1510</span> BOOST_ASSERT_MSG(<span class="keyword">false</span>, <span class="stringliteral">&quot;Invalid boundary option&quot;</span>);</div>
<div class="line"><a id="l01511" name="l01511"></a><span class="lineno"> 1511</span> }</div>
<div class="line"><a id="l01512" name="l01512"></a><span class="lineno"> 1512</span>}</div>
<div class="line"><a id="l01513" name="l01513"></a><span class="lineno"> 1513</span> </div>
<div class="line"><a id="l01514" name="l01514"></a><span class="lineno"> 1514</span>} <span class="comment">//namespace detail</span></div>
<div class="line"><a id="l01515" name="l01515"></a><span class="lineno"> 1515</span> </div>
<div class="line"><a id="l01516" name="l01516"></a><span class="lineno"> 1516</span> </div>
<div class="line"><a id="l01523" name="l01523"></a><span class="lineno"> 1523</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> SrcView&gt;</div>
<div class="line"><a id="l01524" name="l01524"></a><span class="lineno"> 1524</span><span class="keyword">auto</span> extend_row(</div>
<div class="line"><a id="l01525" name="l01525"></a><span class="lineno"> 1525</span> SrcView <span class="keyword">const</span>&amp; src_view,</div>
<div class="line"><a id="l01526" name="l01526"></a><span class="lineno"> 1526</span> std::size_t extend_count,</div>
<div class="line"><a id="l01527" name="l01527"></a><span class="lineno"> 1527</span> boundary_option option</div>
<div class="line"><a id="l01528" name="l01528"></a><span class="lineno"> 1528</span>) -&gt; <span class="keyword">typename</span> gil::image&lt;typename SrcView::value_type&gt;</div>
<div class="line"><a id="l01529" name="l01529"></a><span class="lineno"> 1529</span>{</div>
<div class="line"><a id="l01530" name="l01530"></a><span class="lineno"> 1530</span> <span class="keyword">typename</span> gil::image&lt;typename SrcView::value_type&gt;</div>
<div class="line"><a id="l01531" name="l01531"></a><span class="lineno"> 1531</span> result_img(src_view.width(), src_view.height() + (2 * extend_count));</div>
<div class="line"><a id="l01532" name="l01532"></a><span class="lineno"> 1532</span> </div>
<div class="line"><a id="l01533" name="l01533"></a><span class="lineno"> 1533</span> <span class="keyword">auto</span> result_view = <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>(result_img);</div>
<div class="line"><a id="l01534" name="l01534"></a><span class="lineno"> 1534</span> detail::extend_row_impl(src_view, result_view, extend_count, option);</div>
<div class="line"><a id="l01535" name="l01535"></a><span class="lineno"> 1535</span> <span class="keywordflow">return</span> result_img;</div>
<div class="line"><a id="l01536" name="l01536"></a><span class="lineno"> 1536</span>}</div>
<div class="line"><a id="l01537" name="l01537"></a><span class="lineno"> 1537</span> </div>
<div class="line"><a id="l01538" name="l01538"></a><span class="lineno"> 1538</span> </div>
<div class="line"><a id="l01545" name="l01545"></a><span class="lineno"> 1545</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> SrcView&gt;</div>
<div class="line"><a id="l01546" name="l01546"></a><span class="lineno"> 1546</span><span class="keyword">auto</span> extend_col(</div>
<div class="line"><a id="l01547" name="l01547"></a><span class="lineno"> 1547</span> SrcView <span class="keyword">const</span>&amp; src_view,</div>
<div class="line"><a id="l01548" name="l01548"></a><span class="lineno"> 1548</span> std::size_t extend_count,</div>
<div class="line"><a id="l01549" name="l01549"></a><span class="lineno"> 1549</span> boundary_option option</div>
<div class="line"><a id="l01550" name="l01550"></a><span class="lineno"> 1550</span>) -&gt; <span class="keyword">typename</span> gil::image&lt;typename SrcView::value_type&gt;</div>
<div class="line"><a id="l01551" name="l01551"></a><span class="lineno"> 1551</span>{</div>
<div class="line"><a id="l01552" name="l01552"></a><span class="lineno"> 1552</span> <span class="keyword">auto</span> src_view_rotate = rotated90cw_view(src_view);</div>
<div class="line"><a id="l01553" name="l01553"></a><span class="lineno"> 1553</span> </div>
<div class="line"><a id="l01554" name="l01554"></a><span class="lineno"> 1554</span> <span class="keyword">typename</span> gil::image&lt;typename SrcView::value_type&gt;</div>
<div class="line"><a id="l01555" name="l01555"></a><span class="lineno"> 1555</span> result_img(src_view.width() + (2 * extend_count), src_view.height());</div>
<div class="line"><a id="l01556" name="l01556"></a><span class="lineno"> 1556</span> </div>
<div class="line"><a id="l01557" name="l01557"></a><span class="lineno"> 1557</span> <span class="keyword">auto</span> result_view = rotated90cw_view(<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>(result_img));</div>
<div class="line"><a id="l01558" name="l01558"></a><span class="lineno"> 1558</span> detail::extend_row_impl(src_view_rotate, result_view, extend_count, option);</div>
<div class="line"><a id="l01559" name="l01559"></a><span class="lineno"> 1559</span> <span class="keywordflow">return</span> result_img;</div>
<div class="line"><a id="l01560" name="l01560"></a><span class="lineno"> 1560</span>}</div>
<div class="line"><a id="l01561" name="l01561"></a><span class="lineno"> 1561</span> </div>
<div class="line"><a id="l01568" name="l01568"></a><span class="lineno"> 1568</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> SrcView&gt;</div>
<div class="line"><a id="l01569" name="l01569"></a><span class="lineno"> 1569</span><span class="keyword">auto</span> extend_boundary(</div>
<div class="line"><a id="l01570" name="l01570"></a><span class="lineno"> 1570</span> SrcView <span class="keyword">const</span>&amp; src_view,</div>
<div class="line"><a id="l01571" name="l01571"></a><span class="lineno"> 1571</span> std::size_t extend_count,</div>
<div class="line"><a id="l01572" name="l01572"></a><span class="lineno"> 1572</span> boundary_option option</div>
<div class="line"><a id="l01573" name="l01573"></a><span class="lineno"> 1573</span>) -&gt; <span class="keyword">typename</span> gil::image&lt;typename SrcView::value_type&gt;</div>
<div class="line"><a id="l01574" name="l01574"></a><span class="lineno"> 1574</span>{</div>
<div class="line"><a id="l01575" name="l01575"></a><span class="lineno"> 1575</span> <span class="keywordflow">if</span> (option == boundary_option::extend_padded)</div>
<div class="line"><a id="l01576" name="l01576"></a><span class="lineno"> 1576</span> {</div>
<div class="line"><a id="l01577" name="l01577"></a><span class="lineno"> 1577</span> <span class="keyword">typename</span> gil::image&lt;typename SrcView::value_type&gt;</div>
<div class="line"><a id="l01578" name="l01578"></a><span class="lineno"> 1578</span> result_img(src_view.width()+(2 * extend_count), src_view.height()+(2 * extend_count));</div>
<div class="line"><a id="l01579" name="l01579"></a><span class="lineno"> 1579</span> <span class="keyword">typename</span> gil::image&lt;typename SrcView::value_type&gt;::view_t result_view = <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>(result_img);</div>
<div class="line"><a id="l01580" name="l01580"></a><span class="lineno"> 1580</span> </div>
<div class="line"><a id="l01581" name="l01581"></a><span class="lineno"> 1581</span> <span class="keyword">auto</span> original_view = subimage_view(</div>
<div class="line"><a id="l01582" name="l01582"></a><span class="lineno"> 1582</span> src_view,</div>
<div class="line"><a id="l01583" name="l01583"></a><span class="lineno"> 1583</span> -extend_count,</div>
<div class="line"><a id="l01584" name="l01584"></a><span class="lineno"> 1584</span> -extend_count,</div>
<div class="line"><a id="l01585" name="l01585"></a><span class="lineno"> 1585</span> src_view.width() + (2 * extend_count),</div>
<div class="line"><a id="l01586" name="l01586"></a><span class="lineno"> 1586</span> src_view.height() + (2 * extend_count)</div>
<div class="line"><a id="l01587" name="l01587"></a><span class="lineno"> 1587</span> );</div>
<div class="line"><a id="l01588" name="l01588"></a><span class="lineno"> 1588</span> </div>
<div class="line"><a id="l01589" name="l01589"></a><span class="lineno"> 1589</span> <span class="keywordflow">for</span> (std::ptrdiff_t i = 0; i &lt; result_view.height(); i++)</div>
<div class="line"><a id="l01590" name="l01590"></a><span class="lineno"> 1590</span> {</div>
<div class="line"><a id="l01591" name="l01591"></a><span class="lineno"> 1591</span> assign_pixels(</div>
<div class="line"><a id="l01592" name="l01592"></a><span class="lineno"> 1592</span> original_view.row_begin(i),</div>
<div class="line"><a id="l01593" name="l01593"></a><span class="lineno"> 1593</span> original_view.row_end(i),</div>
<div class="line"><a id="l01594" name="l01594"></a><span class="lineno"> 1594</span> result_view.row_begin(i)</div>
<div class="line"><a id="l01595" name="l01595"></a><span class="lineno"> 1595</span> );</div>
<div class="line"><a id="l01596" name="l01596"></a><span class="lineno"> 1596</span> }</div>
<div class="line"><a id="l01597" name="l01597"></a><span class="lineno"> 1597</span> </div>
<div class="line"><a id="l01598" name="l01598"></a><span class="lineno"> 1598</span> <span class="keywordflow">return</span> result_img;</div>
<div class="line"><a id="l01599" name="l01599"></a><span class="lineno"> 1599</span> }</div>
<div class="line"><a id="l01600" name="l01600"></a><span class="lineno"> 1600</span> </div>
<div class="line"><a id="l01601" name="l01601"></a><span class="lineno"> 1601</span> <span class="keyword">auto</span> auxilary_img = extend_col(src_view, extend_count, option);</div>
<div class="line"><a id="l01602" name="l01602"></a><span class="lineno"> 1602</span> <span class="keywordflow">return</span> extend_row(<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>(auxilary_img), extend_count, option);</div>
<div class="line"><a id="l01603" name="l01603"></a><span class="lineno"> 1603</span>}</div>
<div class="line"><a id="l01604" name="l01604"></a><span class="lineno"> 1604</span> </div>
<div class="line"><a id="l01605" name="l01605"></a><span class="lineno"> 1605</span>} } <span class="comment">// namespace boost::gil</span></div>
<div class="line"><a id="l01606" name="l01606"></a><span class="lineno"> 1606</span> </div>
<div class="line"><a id="l01607" name="l01607"></a><span class="lineno"> 1607</span><span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclassboost_1_1gil_1_1iterator__from__2d_html"><div class="ttname"><a href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d</a></div><div class="ttdoc">Provides 1D random-access navigation to the pixels of the image. Models: PixelIteratorConcept,...</div><div class="ttdef"><b>Definition</b> iterator_from_2d.hpp:46</div></div>
<div class="ttc" id="agroup___image_model_html_ga11e52868409ba2d52a93213ee39f4fde"><div class="ttname"><a href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">boost::gil::view</a></div><div class="ttdeci">auto view(image&lt; Pixel, IsPlanar, Alloc &gt; &amp;img) -&gt; typename image&lt; Pixel, IsPlanar, Alloc &gt;::view_t const &amp;</div><div class="ttdoc">Returns the non-constant-pixel view of an image.</div><div class="ttdef"><b>Definition</b> image.hpp:565</div></div>
<div class="ttc" id="agroup___image_view_s_t_l_algorithms_copy_pixels_html_ga0dff2d4420556f79de0b5a108378ff03"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_copy_pixels.html#ga0dff2d4420556f79de0b5a108378ff03">boost::gil::copy_pixels</a></div><div class="ttdeci">BOOST_FORCEINLINE void copy_pixels(const View1 &amp;src, const View2 &amp;dst)</div><div class="ttdoc">std::copy for image views</div><div class="ttdef"><b>Definition</b> algorithm.hpp:292</div></div>
<div class="ttc" id="agroup___image_view_s_t_l_algorithms_default_construct_pixels_html_ga96ac62abc94e9527cadbe1cb9f5f929e"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_default_construct_pixels.html#ga96ac62abc94e9527cadbe1cb9f5f929e">boost::gil::default_construct_pixels</a></div><div class="ttdeci">void default_construct_pixels(View const &amp;view)</div><div class="ttdoc">Invokes the in-place default constructor on every pixel of the (uninitialized) view....</div><div class="ttdef"><b>Definition</b> algorithm.hpp:724</div></div>
<div class="ttc" id="agroup___image_view_s_t_l_algorithms_destruct_pixels_html_ga15213b8ccac212660925ff11edd6f707"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_destruct_pixels.html#ga15213b8ccac212660925ff11edd6f707">boost::gil::destruct_pixels</a></div><div class="ttdeci">BOOST_FORCEINLINE void destruct_pixels(View const &amp;view)</div><div class="ttdoc">Invokes the in-place destructor on every pixel of the view.</div><div class="ttdef"><b>Definition</b> algorithm.hpp:518</div></div>
<div class="ttc" id="agroup___image_view_s_t_l_algorithms_equal_pixels_html_ga8f7279603c67005932dd277399e9ad5a"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_equal_pixels.html#ga8f7279603c67005932dd277399e9ad5a">boost::gil::equal_pixels</a></div><div class="ttdeci">BOOST_FORCEINLINE bool equal_pixels(const View1 &amp;v1, const View2 &amp;v2)</div><div class="ttdoc">std::equal for image views</div><div class="ttdef"><b>Definition</b> algorithm.hpp:1109</div></div>
<div class="ttc" id="agroup___image_view_s_t_l_algorithms_fill_pixels_html_gad940ed7e69c241f2a16899a1bb0572ba"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_fill_pixels.html#gad940ed7e69c241f2a16899a1bb0572ba">boost::gil::fill_pixels</a></div><div class="ttdeci">BOOST_FORCEINLINE void fill_pixels(View const &amp;view, Value const &amp;value)</div><div class="ttdoc">std::fill for image views</div><div class="ttdef"><b>Definition</b> algorithm.hpp:420</div></div>
<div class="ttc" id="agroup___image_view_s_t_l_algorithms_generate_pixels_html_gaabe99cf48e11f5b1a742c5a30b969f83"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_generate_pixels.html#gaabe99cf48e11f5b1a742c5a30b969f83">boost::gil::generate_pixels</a></div><div class="ttdeci">void generate_pixels(View const &amp;view, F fun)</div><div class="ttdoc">std::generate for image views</div><div class="ttdef"><b>Definition</b> algorithm.hpp:922</div></div>
<div class="ttc" id="agroup___image_view_s_t_l_algorithms_transform_pixel_positions_html_ga2c25eda97b917d9875aa7173c7d8aec4"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_transform_pixel_positions.html#ga2c25eda97b917d9875aa7173c7d8aec4">boost::gil::transform_pixel_positions</a></div><div class="ttdeci">BOOST_FORCEINLINE F transform_pixel_positions(const View1 &amp;src, const View2 &amp;dst, F fun)</div><div class="ttdoc">Like transform_pixels but passes to the function object pixel locators instead of pixel references.</div><div class="ttdef"><b>Definition</b> algorithm.hpp:1159</div></div>
<div class="ttc" id="agroup___image_view_s_t_l_algorithms_transform_pixels_html_gadbd570f9906af7454eb2069c295cc8a5"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_transform_pixels.html#gadbd570f9906af7454eb2069c295cc8a5">boost::gil::transform_pixels</a></div><div class="ttdeci">BOOST_FORCEINLINE F transform_pixels(const View1 &amp;src, const View2 &amp;dst, F fun)</div><div class="ttdoc">std::transform for image views</div><div class="ttdef"><b>Definition</b> algorithm.hpp:1127</div></div>
<div class="ttc" id="agroup___image_view_s_t_l_algorithms_uninitialized_copy_pixels_html_ga7e824c044ee3d3f50c8c764944f1e920"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_uninitialized_copy_pixels.html#ga7e824c044ee3d3f50c8c764944f1e920">boost::gil::uninitialized_copy_pixels</a></div><div class="ttdeci">void uninitialized_copy_pixels(View1 const &amp;view1, View2 const &amp;view2)</div><div class="ttdoc">std::uninitialized_copy for image views. Does not support planar heterogeneous views....</div><div class="ttdef"><b>Definition</b> algorithm.hpp:823</div></div>
<div class="ttc" id="agroup___image_view_s_t_l_algorithms_uninitialized_fill_pixels_html_ga153b1fe79d2d728c1c51a38e9f957e27"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_uninitialized_fill_pixels.html#ga153b1fe79d2d728c1c51a38e9f957e27">boost::gil::uninitialized_fill_pixels</a></div><div class="ttdeci">void uninitialized_fill_pixels(const View &amp;view, const Value &amp;val)</div><div class="ttdoc">std::uninitialized_fill for image views. Does not support planar heterogeneous views....</div><div class="ttdef"><b>Definition</b> algorithm.hpp:587</div></div>
<div class="ttc" id="agroup___s_t_l_optimizations_html_ga09a077977f139f28b04441f238ec6ab0"><div class="ttname"><a href="group___s_t_l_optimizations.html#ga09a077977f139f28b04441f238ec6ab0">std::fill</a></div><div class="ttdeci">void fill(boost::gil::iterator_from_2d&lt; IL &gt; first, boost::gil::iterator_from_2d&lt; IL &gt; last, const V &amp;val)</div><div class="ttdoc">std::fill(I,I,V) with I being a iterator_from_2d</div><div class="ttdef"><b>Definition</b> algorithm.hpp:369</div></div>
<div class="ttc" id="agroup___s_t_l_optimizations_html_ga81c883ff7f9fd9e4a2d978a28d150688"><div class="ttname"><a href="group___s_t_l_optimizations.html#ga81c883ff7f9fd9e4a2d978a28d150688">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:1087</div></div>
<div class="ttc" id="agroup___s_t_l_optimizations_html_ga8e5145f9a736adfc52685b793dd69043"><div class="ttname"><a href="group___s_t_l_optimizations.html#ga8e5145f9a736adfc52685b793dd69043">std::copy1</a></div><div class="ttdeci">BOOST_FORCEINLINE auto copy1(boost::gil::iterator_from_2d&lt; IL &gt; first, boost::gil::iterator_from_2d&lt; IL &gt; last, boost::gil::iterator_from_2d&lt; OL &gt; dst) -&gt; boost::gil::iterator_from_2d&lt; OL &gt;</div><div class="ttdoc">std::copy(I1,I1,I2) with I1 and I2 being a iterator_from_2d</div><div class="ttdef"><b>Definition</b> algorithm.hpp:281</div></div>
<div class="ttc" id="anamespaceboost_html"><div class="ttname"><a href="namespaceboost.html">boost</a></div><div class="ttdoc">defined(BOOST_NO_CXX17_HDR_MEMORY_RESOURCE)</div><div class="ttdef"><b>Definition</b> algorithm.hpp:36</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1binary__operation__obj_html"><div class="ttname"><a href="structboost_1_1gil_1_1binary__operation__obj.html">boost::gil::binary_operation_obj</a></div><div class="ttdoc">A generic binary operation on views.</div><div class="ttdef"><b>Definition</b> algorithm.hpp:88</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1detail_1_1copier__n_html"><div class="ttname"><a href="structboost_1_1gil_1_1detail_1_1copier__n.html">boost::gil::detail::copier_n</a></div><div class="ttdef"><b>Definition</b> algorithm.hpp:191</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1detail_1_1std__fill__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1detail_1_1std__fill__t.html">boost::gil::detail::std_fill_t</a></div><div class="ttdoc">struct to do std::fill</div><div class="ttdef"><b>Definition</b> algorithm.hpp:391</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1pixel__proxy_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel__proxy.html">boost::gil::pixel_proxy</a></div><div class="ttdoc">Reference proxy associated with a type that has a &quot;reference&quot; member type alias.</div><div class="ttdef"><b>Definition</b> algorithm.hpp:1197</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1pixel_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel</a></div><div class="ttdoc">Represents a pixel value (a container of channels). Models: HomogeneousColorBaseValueConcept,...</div><div class="ttdef"><b>Definition</b> pixel.hpp:106</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1planar__pixel__iterator_html"><div class="ttname"><a href="structboost_1_1gil_1_1planar__pixel__iterator.html">boost::gil::planar_pixel_iterator</a></div><div class="ttdoc">An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept,...</div><div class="ttdef"><b>Definition</b> planar_pixel_iterator.hpp:58</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1views__are__compatible_html"><div class="ttname"><a href="structboost_1_1gil_1_1views__are__compatible.html">boost::gil::views_are_compatible</a></div><div class="ttdoc">Returns whether two views are compatible.</div><div class="ttdef"><b>Definition</b> concepts/image_view.hpp:524</div></div>
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