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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_1878a3f4746a95c6aad317458cc7ef80.html">boost</a></li><li class="navelem"><a class="el" href="dir_df4750f408086f9b9c1b5ee4251365ff.html">gil</a></li> </ul>
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<a href="algorithm_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> Copyright 2005-2007 Adobe Systems Incorporated</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"></span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> Use, modification and distribution are subject to the Boost Software License,</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> http://www.boost.org/LICENSE_1_0.txt).</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"></span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> See http://opensource.adobe.com/gil for most recent version including documentation.</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">*/</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">/*************************************************************************************************/</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#ifndef GIL_ALGORITHM_HPP</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor"></span><span class="preprocessor">#define GIL_ALGORITHM_HPP</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <cassert></span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <cstddef></span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <cstring></span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <algorithm></span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <iterator></span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <memory></span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <typeinfo></span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <boost/config.hpp></span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <boost/utility/enable_if.hpp></span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <boost/mpl/and.hpp></span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <boost/mpl/or.hpp></span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="gil__config_8hpp.html">gil_config.hpp</a>"</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="gil__concept_8hpp.html">gil_concept.hpp</a>"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="color__base__algorithm_8hpp.html">color_base_algorithm.hpp</a>"</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="image__view_8hpp.html">image_view.hpp</a>"</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "<a class="code" href="image__view__factory_8hpp.html">image_view_factory.hpp</a>"</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "<a class="code" href="bit__aligned__pixel__iterator_8hpp.html">bit_aligned_pixel_iterator.hpp</a>"</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">//#ifdef _MSC_VER</span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">//#pragma warning(push)</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">//#pragma warning(disable : 4244) // conversion from 'gil::image<V,Alloc>::coord_t' to 'int', possible loss of data (visual studio compiler doesn't realize that the two types are the same)</span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">//#endif</span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div>
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<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="namespaceboost.html"> 50</a></span> <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">//forward declarations</span></div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelPtr, <span class="keyword">typename</span> ColorSpace></div>
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<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1planar__pixel__iterator.html"> 53</a></span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator</a>;</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Iterator></div>
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<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="classboost_1_1gil_1_1memory__based__step__iterator.html"> 55</a></span> <span class="keyword">class </span><a class="code" href="classboost_1_1gil_1_1memory__based__step__iterator.html">memory_based_step_iterator</a>;</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="keyword">template</span> <<span class="keyword">typename</span> StepIterator></div>
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<div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classboost_1_1gil_1_1memory__based__2d__locator.html"> 57</a></span> <span class="keyword">class </span><a class="code" href="classboost_1_1gil_1_1memory__based__2d__locator.html">memory_based_2d_locator</a>;</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// a tag denoting incompatible arguments</span></div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">struct </span>error_t {};</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Derived, <span class="keyword">typename</span> Result=<span class="keywordtype">void</span>></div>
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<div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1binary__operation__obj.html"> 100</a></span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1binary__operation__obj.html">binary_operation_obj</a> {</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keyword">typedef</span> Result result_type;</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  result_type operator()(<span class="keyword">const</span> std::pair<const V1*,const V2*>& p)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">return</span> apply(*p.first, *p.second, <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1views__are__compatible.html">views_are_compatible<V1,V2>::type</a>());</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  }</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  result_type operator()(<span class="keyword">const</span> V1& v1, <span class="keyword">const</span> V2& v2)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">return</span> apply(v1, v2, <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1views__are__compatible.html">views_are_compatible<V1,V2>::type</a>());</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  result_type operator()(<span class="keyword">const</span> error_t&)<span class="keyword"> const </span>{ <span class="keywordflow">throw</span> std::bad_cast(); }</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// dispatch from apply overload to a function with distinct name</span></div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2></div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  BOOST_FORCEINLINE result_type apply(<span class="keyword">const</span> V1& v1, <span class="keyword">const</span> V2& v2, mpl::false_)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordflow">return</span> ((<span class="keyword">const</span> Derived*)<span class="keyword">this</span>)->apply_incompatible(v1,v2);</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  }</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="comment">// dispatch from apply overload to a function with distinct name</span></div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2></div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  BOOST_FORCEINLINE result_type apply(<span class="keyword">const</span> V1& v1, <span class="keyword">const</span> V2& v2, mpl::true_)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">return</span> ((<span class="keyword">const</span> Derived*)<span class="keyword">this</span>)->apply_compatible(v1,v2);</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  }</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="comment">// function with distinct name - it can be overloaded by subclasses</span></div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2></div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  BOOST_FORCEINLINE result_type apply_incompatible(<span class="keyword">const</span> V1& v1, <span class="keyword">const</span> V2& v2)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">throw</span> std::bad_cast();</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  }</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> };</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> } } <span class="comment">// namespace boost::gil</span></div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="keyword">namespace </span>std {</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Cs></div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> BOOST_FORCEINLINE <a class="code" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel<T,Cs></a>*</div>
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<div class="line"><a name="l00151"></a><span class="lineno"><a class="line" href="group___s_t_l_optimizations.html#ga0881964a0319aa859cda6408c5a1cda2"> 151</a></span> <a class="code" href="group___s_t_l_optimizations.html#gac27cfe7547df057c1f59f509e3ee486f">copy</a>(<a class="code" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel<T,Cs></a>* first, <a class="code" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel<T,Cs></a>* last,</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <a class="code" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel<T,Cs></a>* dst) {</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">return</span> (<a class="code" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel<T,Cs></a>*)<a class="code" href="group___s_t_l_optimizations.html#gac27cfe7547df057c1f59f509e3ee486f">std::copy</a>((<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>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> }</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Cs></div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> BOOST_FORCEINLINE <a class="code" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel<T,Cs></a>*</div>
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<div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="group___s_t_l_optimizations.html#gad113121390f9788a726bc0c12da2d116"> 160</a></span> <a class="code" href="group___s_t_l_optimizations.html#gac27cfe7547df057c1f59f509e3ee486f">copy</a>(<span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel<T,Cs></a>* first, <span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel<T,Cs></a>* last,</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <a class="code" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel<T,Cs></a>* dst) {</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">return</span> (<a class="code" href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel<T,Cs></a>*)<a class="code" href="group___s_t_l_optimizations.html#gac27cfe7547df057c1f59f509e3ee486f">std::copy</a>((<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>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> }</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> } <span class="comment">// namespace std</span></div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="keyword">namespace </span>detail {</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="keyword">template</span> <<span class="keyword">typename</span> I, <span class="keyword">typename</span> O> <span class="keyword">struct </span>copy_fn {</div>
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<div class="line"><a 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> <a class="code" href="group___s_t_l_optimizations.html#gac27cfe7547df057c1f59f509e3ee486f">std::copy</a>(first,last,dst); }</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> };</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> } <span class="comment">// namespace detail</span></div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> } } <span class="comment">// namespace boost::gil</span></div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keyword">namespace </span>std {</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="keyword">template</span><<span class="keyword">typename</span> Cs, <span class="keyword">typename</span> IC1, <span class="keyword">typename</span> IC2> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="group___s_t_l_optimizations.html#gac27cfe7547df057c1f59f509e3ee486f"> 178</a></span> <a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html">boost::gil::planar_pixel_iterator<IC2,Cs></a> <a class="code" href="group___s_t_l_optimizations.html#gac27cfe7547df057c1f59f509e3ee486f">copy</a>(<a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html">boost::gil::planar_pixel_iterator<IC1,Cs></a> first, <a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html">boost::gil::planar_pixel_iterator<IC1,Cs></a> last, <a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html">boost::gil::planar_pixel_iterator<IC2,Cs></a> dst) {</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  boost::gil::gil_function_requires<boost::gil::ChannelsCompatibleConcept<typename std::iterator_traits<IC1>::value_type,<span class="keyword">typename</span> std::iterator_traits<IC2>::value_type> >();</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  static_for_each(first,last,dst,boost::gil::detail::copy_fn<IC1,IC2>());</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span> dst+(last-first);</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> }</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> } <span class="comment">// namespace std</span></div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="keyword">namespace </span>detail {</div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="keyword">template</span> <<span class="keyword">typename</span> I, <span class="keyword">typename</span> O></div>
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<div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1copier__n.html"> 190</a></span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n</a> {</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  BOOST_FORCEINLINE <span class="keywordtype">void</span> operator()(I src, <span class="keyword">typename</span> std::iterator_traits<I>::difference_type n, O dst)<span class="keyword"> const </span>{ <a class="code" href="group___s_t_l_optimizations.html#gac27cfe7547df057c1f59f509e3ee486f">std::copy</a>(src,src+n, dst); }</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> };</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="keyword">template</span> <<span class="keyword">typename</span> IL, <span class="keyword">typename</span> O> <span class="comment">// IL Models ConstPixelLocatorConcept, O Models PixelIteratorConcept</span></div>
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<div class="line"><a name="l00196"></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"> 196</a></span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n</a><<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a><IL>,O> {</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits<iterator_from_2d<IL> >::difference_type diff_t;</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  BOOST_FORCEINLINE <span class="keywordtype">void</span> operator()(<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d<IL></a> src, diff_t n, O dst)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  gil_function_requires<PixelLocatorConcept<IL> >();</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  gil_function_requires<MutablePixelIteratorConcept<O> >();</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">while</span> (n>0) {</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> iterator_from_2d<IL>::difference_type diff_t;</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  diff_t l=src.width()-src.x_pos();</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  diff_t numToCopy=(n<l ? n:l);</div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  detail::copy_n(src.x(), numToCopy, dst);</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  dst+=numToCopy;</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  src+=numToCopy;</div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  n-=numToCopy;</div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  }</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  }</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> };</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="keyword">template</span> <<span class="keyword">typename</span> I, <span class="keyword">typename</span> OL> <span class="comment">// I Models ConstPixelIteratorConcept, OL Models PixelLocatorConcept</span></div>
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<div class="line"><a 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" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n</a><I,<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a><OL> > {</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits<I>::difference_type diff_t;</div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  BOOST_FORCEINLINE <span class="keywordtype">void</span> operator()(I src, diff_t n, <a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d<OL></a> dst)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  gil_function_requires<PixelIteratorConcept<I> >();</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  gil_function_requires<MutablePixelLocatorConcept<OL> >();</div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordflow">while</span> (n>0) {</div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  diff_t l=dst.width()-dst.x_pos();</div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  diff_t numToCopy=(n<l ? n:l);</div>
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<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  detail::copy_n(src, numToCopy, dst.x());</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  dst+=numToCopy;</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  src+=numToCopy;</div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  n-=numToCopy;</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  }</div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  }</div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> };</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="keyword">template</span> <<span class="keyword">typename</span> IL, <span class="keyword">typename</span> OL></div>
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<div class="line"><a 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" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n</a><<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a><IL>,<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d</a><OL> > {</div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> iterator_from_2d<IL>::difference_type diff_t;</div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  BOOST_FORCEINLINE <span class="keywordtype">void</span> operator()(<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d<IL></a> src, diff_t n, <a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">iterator_from_2d<OL></a> dst)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  gil_function_requires<PixelLocatorConcept<IL> >();</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  gil_function_requires<MutablePixelLocatorConcept<OL> >();</div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">if</span> (src.x_pos()!=dst.x_pos() || src.width()!=dst.width()) {</div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">while</span>(n-->0) {</div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  *dst++=*src++;</div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  }</div>
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<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  }</div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">while</span> (n>0) {</div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  diff_t l=dst.width()-dst.x_pos();</div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  diff_t numToCopy=(n<l ? n : l);</div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  detail::copy_n(src.x(), numToCopy, dst.x());</div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  dst+=numToCopy;</div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  src+=numToCopy;</div>
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<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  n-=numToCopy;</div>
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<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  }</div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  }</div>
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> };</div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> </div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="keyword">template</span> <<span class="keyword">typename</span> SrcIterator, <span class="keyword">typename</span> DstIterator></div>
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> BOOST_FORCEINLINE DstIterator copy_with_2d_iterators(SrcIterator first, SrcIterator last, DstIterator dst) {</div>
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> SrcIterator::x_iterator src_x_iterator;</div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> DstIterator::x_iterator dst_x_iterator;</div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keyword">typename</span> SrcIterator::difference_type n = last - first;</div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordflow">if</span> (first.is_1d_traversable()) {</div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">if</span> (dst.is_1d_traversable())</div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <a class="code" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n<src_x_iterator,dst_x_iterator></a>()(first.x(),n, dst.x());</div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <a class="code" href="structboost_1_1gil_1_1detail_1_1copier__n.html">copier_n<src_x_iterator,DstIterator ></a>()(first.x(),n, dst);</div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">if</span> (dst.is_1d_traversable())</div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  copier_n<SrcIterator,dst_x_iterator>()(first,n, dst.x());</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  copier_n<SrcIterator,DstIterator>()(first,n,dst);</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  }</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keywordflow">return</span> dst+n;</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> }</div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> } <span class="comment">// namespace detail</span></div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> } } <span class="comment">// namespace boost::gil</span></div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="keyword">namespace </span>std {</div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="keyword">template</span> <<span class="keyword">typename</span> IL, <span class="keyword">typename</span> OL></div>
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<div class="line"><a name="l00281"></a><span class="lineno"><a class="line" href="group___s_t_l_optimizations.html#ga5aa989f3992b09c1f2d00eb9a98cbf1f"> 281</a></span> BOOST_FORCEINLINE <a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<OL></a> <a class="code" href="group___s_t_l_optimizations.html#ga5aa989f3992b09c1f2d00eb9a98cbf1f">copy1</a>(<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<IL></a> first, <a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<IL></a> last, <a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<OL></a> dst) {</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">return</span> boost::gil::detail::copy_with_2d_iterators(first,last,dst);</div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> }</div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> } <span class="comment">// namespace std</span></div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> </div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00290"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_copy_pixels.html#ga15f144a6ff49ab684f8cbf58d9b7ced4"> 290</a></span> <span class="keywordtype">void</span> <a class="code" href="group___image_view_s_t_l_algorithms_copy_pixels.html#ga15f144a6ff49ab684f8cbf58d9b7ced4">copy_pixels</a>(<span class="keyword">const</span> View1& src, <span class="keyword">const</span> View2& dst) {</div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  assert(src.dimensions()==dst.dimensions());</div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  detail::copy_with_2d_iterators(src.begin(),src.end(),dst.begin());</div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> }</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> </div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> </div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> </div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="keyword">namespace </span>detail {</div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="keyword">template</span> <<span class="keyword">typename</span> CC></div>
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<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="keyword">class </span>copy_and_convert_pixels_fn : <span class="keyword">public</span> binary_operation_obj<copy_and_convert_pixels_fn<CC> > {</div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  CC _cc;</div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> binary_operation_obj<copy_and_convert_pixels_fn<CC> >::result_type result_type;</div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  copy_and_convert_pixels_fn() {}</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  copy_and_convert_pixels_fn(CC cc_in) : _cc(cc_in) {}</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="comment">// when the two color spaces are incompatible, a color conversion is performed</span></div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  result_type apply_incompatible(<span class="keyword">const</span> V1& src, <span class="keyword">const</span> V2& dst)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <a class="code" href="group___image_view_s_t_l_algorithms_copy_pixels.html#ga15f144a6ff49ab684f8cbf58d9b7ced4">copy_pixels</a>(color_converted_view<typename V2::value_type>(src,_cc),dst);</div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  }</div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span> </div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="comment">// If the two color spaces are compatible, copy_and_convert is just copy</span></div>
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<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  result_type apply_compatible(<span class="keyword">const</span> V1& src, <span class="keyword">const</span> V2& dst)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <a class="code" href="group___image_view_s_t_l_algorithms_copy_pixels.html#ga15f144a6ff49ab684f8cbf58d9b7ced4">copy_pixels</a>(src,dst);</div>
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  }</div>
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> };</div>
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> } <span class="comment">// namespace detail</span></div>
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> </div>
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<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="keyword">template</span> <<span class="keyword">typename</span> V1, <span class="keyword">typename</span> V2,<span class="keyword">typename</span> CC></div>
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<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="keywordtype">void</span> copy_and_convert_pixels(<span class="keyword">const</span> V1& src, <span class="keyword">const</span> V2& dst,CC cc) {</div>
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<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  detail::copy_and_convert_pixels_fn<CC> ccp(cc);</div>
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<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  ccp(src,dst);</div>
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<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> }</div>
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> </div>
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<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="keyword">struct </span>default_color_converter;</div>
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<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div>
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<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2></div>
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<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="keywordtype">void</span> copy_and_convert_pixels(<span class="keyword">const</span> View1& src, <span class="keyword">const</span> View2& dst) {</div>
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  detail::copy_and_convert_pixels_fn<default_color_converter> ccp;</div>
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<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  ccp(src,dst);</div>
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<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> }</div>
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> } } <span class="comment">// namespace boost::gil</span></div>
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<div class="line"><a name="l00348"></a><span class="lineno"> 348</span> </div>
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="comment">// std::fill and gil::fill_pixels</span></div>
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="comment"></span></div>
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span> </div>
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="keyword">namespace </span>std {</div>
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="keyword">template</span> <<span class="keyword">typename</span> IL, <span class="keyword">typename</span> V></div>
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<div class="line"><a name="l00369"></a><span class="lineno"><a class="line" href="group___s_t_l_optimizations.html#gaab999be608ae006f1127b8bb5145a227"> 369</a></span> <span class="keywordtype">void</span> <a class="code" href="group___s_t_l_optimizations.html#gaab999be608ae006f1127b8bb5145a227">fill</a>(<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<IL></a> first, <a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<IL></a> last, <span class="keyword">const</span> V& val) {</div>
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  boost::gil::gil_function_requires<boost::gil::MutablePixelLocatorConcept<IL> >();</div>
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<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">if</span> (first.is_1d_traversable()) {</div>
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<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <a class="code" href="group___s_t_l_optimizations.html#gaab999be608ae006f1127b8bb5145a227">std::fill</a>(first.x(), last.x(), val);</div>
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<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="comment">// fill row by row</span></div>
|
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  std::ptrdiff_t n=last-first;</div>
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">while</span> (n>0) {</div>
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|
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  std::ptrdiff_t numToDo=std::min<const std::ptrdiff_t>(n,(std::ptrdiff_t)(first.width()-first.x_pos()));</div>
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<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  fill_n(first.x(), numToDo, val);</div>
|
|
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  first+=numToDo;</div>
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<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  n-=numToDo;</div>
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<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  }</div>
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<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  }</div>
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<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> }</div>
|
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<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> } <span class="comment">// namespace std</span></div>
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<div class="line"><a name="l00385"></a><span class="lineno"> 385</span> </div>
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<div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div>
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<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> <span class="keyword">namespace </span>detail {</div>
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<div class="line"><a name="l00389"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1std__fill__t.html"> 389</a></span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1detail_1_1std__fill__t.html">std_fill_t</a> {</div>
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<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> It, <span class="keyword">typename</span> P></div>
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<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordtype">void</span> operator()(It first, It last, <span class="keyword">const</span> P& p_in) {</div>
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<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <a class="code" href="group___s_t_l_optimizations.html#gaab999be608ae006f1127b8bb5145a227">std::fill</a>(first,last,p_in);</div>
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<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div>
|
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<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> };</div>
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<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It, <span class="keyword">typename</span> P></div>
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<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="keywordtype">void</span> fill_aux(It first, It last, <span class="keyword">const</span> P& p, mpl::true_) {</div>
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<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  static_for_each(first,last,p,<a class="code" href="structboost_1_1gil_1_1detail_1_1std__fill__t.html">std_fill_t</a>());</div>
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<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> }</div>
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<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It, <span class="keyword">typename</span> P></div>
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<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="keywordtype">void</span> fill_aux(It first, It last, <span class="keyword">const</span> P& p,mpl::false_) {</div>
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|
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <a class="code" href="group___s_t_l_optimizations.html#gaab999be608ae006f1127b8bb5145a227">std::fill</a>(first,last,p);</div>
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|
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> }</div>
|
|
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> } <span class="comment">// namespace detail</span></div>
|
|
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> </div>
|
|
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View, <span class="keyword">typename</span> Value> BOOST_FORCEINLINE</div>
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|
<div class="line"><a name="l00412"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_fill_pixels.html#ga97139561b11f9b07849606bdcbae202f"> 412</a></span> <span class="keywordtype">void</span> <a class="code" href="group___image_view_s_t_l_algorithms_fill_pixels.html#ga97139561b11f9b07849606bdcbae202f">fill_pixels</a>(<span class="keyword">const</span> View& img_view, <span class="keyword">const</span> Value& val) {</div>
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|
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordflow">if</span> (img_view.is_1d_traversable())</div>
|
|
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  detail::fill_aux(img_view.begin().x(), img_view.end().x(),</div>
|
|
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  val,is_planar<View>());</div>
|
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<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">else</span></div>
|
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<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y<img_view.height(); ++y)</div>
|
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<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  detail::fill_aux(img_view.row_begin(y),img_view.row_end(y),</div>
|
|
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  val,is_planar<View>());</div>
|
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<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> }</div>
|
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<div class="line"><a name="l00421"></a><span class="lineno"> 421</span> </div>
|
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<div class="line"><a name="l00427"></a><span class="lineno"> 427</span> </div>
|
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<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> </div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span> <span class="keyword">namespace </span>detail {</div>
|
|
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span> <span class="keywordtype">void</span> destruct_range_impl( It first</div>
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|
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  , It last</div>
|
|
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  , <span class="keyword">typename</span> enable_if< mpl::and_< is_pointer< It ></div>
|
|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  , mpl::not_< boost::has_trivial_destructor< <span class="keyword">typename</span> std::iterator_traits<It>::value_type > ></div>
|
|
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  ></div>
|
|
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  >::type* <span class="comment">/*ptr*/</span> = 0</div>
|
|
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  )</div>
|
|
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> {</div>
|
|
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keywordflow">while</span> (first!=last) {</div>
|
|
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  first->~value_t();</div>
|
|
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  ++first;</div>
|
|
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  }</div>
|
|
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span> }</div>
|
|
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> </div>
|
|
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span> <span class="keywordtype">void</span> destruct_range_impl( It</div>
|
|
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  , It</div>
|
|
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  , <span class="keyword">typename</span> enable_if< mpl::or_< mpl::not_< is_pointer< It > ></div>
|
|
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  , boost::has_trivial_destructor< <span class="keyword">typename</span> std::iterator_traits< It >::value_type ></div>
|
|
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  ></div>
|
|
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  >::type* <span class="comment">/* ptr */</span> = 0)</div>
|
|
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span> {}</div>
|
|
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span> </div>
|
|
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="keywordtype">void</span> destruct_range(It first, It last) {</div>
|
|
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  destruct_range_impl( first</div>
|
|
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  , last</div>
|
|
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  );</div>
|
|
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span> }</div>
|
|
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span> </div>
|
|
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> <span class="keyword">struct </span>std_destruct_t {</div>
|
|
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> It> <span class="keywordtype">void</span> operator()(It first, It last)<span class="keyword"> const </span>{ destruct_range(first,last); }</div>
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<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> };</div>
|
|
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span> </div>
|
|
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It></div>
|
|
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span> <span class="keywordtype">void</span> destruct_aux(It first, It last, mpl::true_) {</div>
|
|
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  static_for_each(first,last,std_destruct_t());</div>
|
|
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span> }</div>
|
|
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It></div>
|
|
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="keywordtype">void</span> destruct_aux(It first, It last, mpl::false_) {</div>
|
|
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  destruct_range(first,last);</div>
|
|
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span> }</div>
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<div class="line"><a name="l00480"></a><span class="lineno"> 480</span> } <span class="comment">// namespace detail</span></div>
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|
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div>
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|
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View> BOOST_FORCEINLINE</div>
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|
<div class="line"><a name="l00485"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_destruct_pixels.html#ga7df65edbc2f8666fceab53f12c805056"> 485</a></span> <span class="keywordtype">void</span> <a class="code" href="group___image_view_s_t_l_algorithms_destruct_pixels.html#ga7df65edbc2f8666fceab53f12c805056">destruct_pixels</a>(<span class="keyword">const</span> View& img_view) {</div>
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|
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keywordflow">if</span> (img_view.is_1d_traversable())</div>
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<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  detail::destruct_aux(img_view.begin().x(), img_view.end().x(),</div>
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<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  is_planar<View>());</div>
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<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y<img_view.height(); ++y)</div>
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<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  detail::destruct_aux(img_view.row_begin(y),img_view.row_end(y),</div>
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|
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  is_planar<View>());</div>
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<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> }</div>
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<div class="line"><a name="l00494"></a><span class="lineno"> 494</span> </div>
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<div class="line"><a name="l00500"></a><span class="lineno"> 500</span> </div>
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<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> </div>
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<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> <span class="keyword">namespace </span>detail {</div>
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<div class="line"><a name="l00508"></a><span class="lineno"> 508</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It, <span class="keyword">typename</span> P></div>
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<div class="line"><a name="l00509"></a><span class="lineno"> 509</span> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00510"></a><span class="lineno"> 510</span> <span class="keywordtype">void</span> uninitialized_fill_aux(It first, It last,</div>
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<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="keyword">const</span> P& p, mpl::true_) {</div>
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<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="keywordtype">int</span> channel=0;</div>
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<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <span class="keywordflow">try</span> {</div>
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<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits<It>::value_type pixel_t;</div>
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<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keywordflow">while</span> (channel < num_channels<pixel_t>::value) {</div>
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<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  std::uninitialized_fill(dynamic_at_c(first,channel), dynamic_at_c(last,channel),</div>
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<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  dynamic_at_c(p,channel));</div>
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<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  ++channel;</div>
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<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  }</div>
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<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  } <span class="keywordflow">catch</span> (...) {</div>
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<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> c=0; c<channel; ++c)</div>
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|
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  destruct_range(dynamic_at_c(first,c), dynamic_at_c(last,c));</div>
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|
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordflow">throw</span>;</div>
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|
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  }</div>
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|
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span> }</div>
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<div class="line"><a name="l00526"></a><span class="lineno"> 526</span> </div>
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|
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It, <span class="keyword">typename</span> P></div>
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<div class="line"><a name="l00530"></a><span class="lineno"> 530</span> BOOST_FORCEINLINE</div>
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|
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span> <span class="keywordtype">void</span> uninitialized_fill_aux(It first, It last,</div>
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|
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="keyword">const</span> P& p,mpl::false_) {</div>
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|
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  std::uninitialized_fill(first,last,p);</div>
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|
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span> }</div>
|
|
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span> } <span class="comment">// namespace detail</span></div>
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|
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span> </div>
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|
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View, <span class="keyword">typename</span> Value></div>
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|
<div class="line"><a name="l00542"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_uninitialized_fill_pixels.html#gac76b077c590caecf1e37fcaba34eec62"> 542</a></span> <span class="keywordtype">void</span> <a class="code" href="group___image_view_s_t_l_algorithms_uninitialized_fill_pixels.html#gac76b077c590caecf1e37fcaba34eec62">uninitialized_fill_pixels</a>(<span class="keyword">const</span> View& img_view, <span class="keyword">const</span> Value& val) {</div>
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|
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="keywordflow">if</span> (img_view.is_1d_traversable())</div>
|
|
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  detail::uninitialized_fill_aux(img_view.begin().x(), img_view.end().x(),</div>
|
|
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  val,is_planar<View>());</div>
|
|
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="keyword">typename</span> View::y_coord_t y;</div>
|
|
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  <span class="keywordflow">for</span> (y=0; y<img_view.height(); ++y)</div>
|
|
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  detail::uninitialized_fill_aux(img_view.row_begin(y),img_view.row_end(y),</div>
|
|
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  val,is_planar<View>());</div>
|
|
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  } <span class="keywordflow">catch</span>(...) {</div>
|
|
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="keywordflow">for</span> (<span class="keyword">typename</span> View::y_coord_t y0=0; y0<y; ++y0)</div>
|
|
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  detail::destruct_aux(img_view.row_begin(y0),img_view.row_end(y0), is_planar<View>());</div>
|
|
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="keywordflow">throw</span>;</div>
|
|
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  }</div>
|
|
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  }</div>
|
|
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span> }</div>
|
|
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span> </div>
|
|
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span> </div>
|
|
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> </div>
|
|
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> <span class="keyword">namespace </span>detail {</div>
|
|
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span> <span class="keywordtype">void</span> default_construct_range_impl(It first, It last, mpl::true_) {</div>
|
|
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits<It>::value_type value_t;</div>
|
|
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  It first1=first;</div>
|
|
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordflow">while</span> (first!=last) {</div>
|
|
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="keyword">new</span> (first) value_t();</div>
|
|
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  ++first;</div>
|
|
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  }</div>
|
|
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  } <span class="keywordflow">catch</span> (...) {</div>
|
|
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  destruct_range(first1,first);</div>
|
|
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="keywordflow">throw</span>;</div>
|
|
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  }</div>
|
|
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span> }</div>
|
|
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span> </div>
|
|
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span> <span class="keywordtype">void</span> default_construct_range_impl(It, It, mpl::false_) {}</div>
|
|
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span> </div>
|
|
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span> <span class="keywordtype">void</span> default_construct_range(It first, It last) { default_construct_range_impl(first, last, <span class="keyword">typename</span> is_pointer<It>::type()); }</div>
|
|
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span> </div>
|
|
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It></div>
|
|
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span> <span class="keywordtype">void</span> default_construct_aux(It first, It last, mpl::true_) {</div>
|
|
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <span class="keywordtype">int</span> channel=0;</div>
|
|
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits<It>::value_type pixel_t;</div>
|
|
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <span class="keywordflow">while</span> (channel < num_channels<pixel_t>::value) {</div>
|
|
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  default_construct_range(dynamic_at_c(first,channel), dynamic_at_c(last,channel));</div>
|
|
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  ++channel;</div>
|
|
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  }</div>
|
|
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  } <span class="keywordflow">catch</span> (...) {</div>
|
|
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> c=0; c<channel; ++c)</div>
|
|
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  destruct_range(dynamic_at_c(first,c), dynamic_at_c(last,c));</div>
|
|
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keywordflow">throw</span>;</div>
|
|
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  }</div>
|
|
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span> }</div>
|
|
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span> </div>
|
|
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It></div>
|
|
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span> <span class="keywordtype">void</span> default_construct_aux(It first, It last, mpl::false_) {</div>
|
|
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  default_construct_range(first,last);</div>
|
|
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span> }</div>
|
|
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span> </div>
|
|
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View, <span class="keywordtype">bool</span> IsPlanar></div>
|
|
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span> <span class="keyword">struct </span>has_trivial_pixel_constructor : <span class="keyword">public</span> boost::has_trivial_constructor<typename View::value_type> {};</div>
|
|
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View></div>
|
|
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span> <span class="keyword">struct </span>has_trivial_pixel_constructor<View, true> : <span class="keyword">public</span> boost::has_trivial_constructor<typename channel_type<View>::type> {};</div>
|
|
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span> } <span class="comment">// namespace detail</span></div>
|
|
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span> </div>
|
|
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span> <span class="keyword">namespace </span>detail {</div>
|
|
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span> <span class="keyword">template</span>< <span class="keyword">typename</span> View, <span class="keywordtype">bool</span> B > BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span> <span class="keywordtype">void</span> default_construct_pixels_impl( <span class="keyword">const</span> View& img_view</div>
|
|
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  , boost::enable_if< is_same< mpl::bool_< B ></div>
|
|
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  , mpl::false_</div>
|
|
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  ></div>
|
|
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  >* <span class="comment">/* ptr */</span> = 0</div>
|
|
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  )</div>
|
|
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span> {</div>
|
|
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="keywordflow">if</span>( img_view.is_1d_traversable() )</div>
|
|
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  {</div>
|
|
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  detail::default_construct_aux( img_view.begin().x()</div>
|
|
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  , img_view.end().x()</div>
|
|
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  , is_planar<View>()</div>
|
|
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  );</div>
|
|
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  }</div>
|
|
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  {</div>
|
|
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="keyword">typename</span> View::y_coord_t y;</div>
|
|
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="keywordflow">try</span></div>
|
|
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  {</div>
|
|
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  <span class="keywordflow">for</span>( y = 0; y < img_view.height(); ++y )</div>
|
|
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  {</div>
|
|
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  detail::default_construct_aux( img_view.row_begin( y )</div>
|
|
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  ,img_view.row_end( y )</div>
|
|
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  , is_planar<View>()</div>
|
|
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  );</div>
|
|
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  }</div>
|
|
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  } <span class="keywordflow">catch</span>(...)</div>
|
|
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  {</div>
|
|
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  <span class="keywordflow">for</span> (<span class="keyword">typename</span> View::y_coord_t y0 = 0; y0 < y; ++y0 )</div>
|
|
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  {</div>
|
|
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  detail::destruct_aux( img_view.row_begin(y0)</div>
|
|
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  , img_view.row_end(y0)</div>
|
|
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  , is_planar<View>()</div>
|
|
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  );</div>
|
|
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  }</div>
|
|
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span> </div>
|
|
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="keywordflow">throw</span>;</div>
|
|
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  }</div>
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|
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  }</div>
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|
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span> }</div>
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|
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span> } <span class="comment">// namespace detail</span></div>
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<div class="line"><a name="l00666"></a><span class="lineno"> 666</span> </div>
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<div class="line"><a name="l00671"></a><span class="lineno"> 671</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View></div>
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|
<div class="line"><a name="l00672"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_default_construct_pixels.html#ga92a7221a5471315550cc72e22cc3ae53"> 672</a></span> <span class="keywordtype">void</span> <a class="code" href="group___image_view_s_t_l_algorithms_default_construct_pixels.html#ga92a7221a5471315550cc72e22cc3ae53">default_construct_pixels</a>(<span class="keyword">const</span> View& img_view) {</div>
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<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  detail::default_construct_pixels_impl< View</div>
|
|
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  , detail::has_trivial_pixel_constructor< View</div>
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|
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  , is_planar< View >::value</div>
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<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  >::value</div>
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|
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  >( img_view );</div>
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|
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span> }</div>
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|
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span> </div>
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<div class="line"><a name="l00685"></a><span class="lineno"> 685</span> </div>
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<div class="line"><a name="l00689"></a><span class="lineno"> 689</span> </div>
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|
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span> <span class="keyword">namespace </span>detail {</div>
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<div class="line"><a name="l00692"></a><span class="lineno"> 692</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It1, <span class="keyword">typename</span> It2></div>
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|
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l00694"></a><span class="lineno"> 694</span> <span class="keywordtype">void</span> uninitialized_copy_aux(It1 first1, It1 last1,</div>
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|
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  It2 first2, mpl::true_) {</div>
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|
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <span class="keywordtype">int</span> channel=0;</div>
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|
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits<It1>::value_type pixel_t;</div>
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|
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  <span class="keywordflow">while</span> (channel < num_channels<pixel_t>::value) {</div>
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|
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  std::uninitialized_copy(dynamic_at_c(first1,channel), dynamic_at_c(last1,channel), dynamic_at_c(first2,channel));</div>
|
|
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  ++channel;</div>
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|
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  }</div>
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|
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  } <span class="keywordflow">catch</span> (...) {</div>
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|
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  It2 last2=first2;</div>
|
|
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  std::advance(last2, std::distance(first1,last1));</div>
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|
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> c=0; c<channel; ++c)</div>
|
|
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  destruct_range(dynamic_at_c(first2,c), dynamic_at_c(last2,c));</div>
|
|
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  <span class="keywordflow">throw</span>;</div>
|
|
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  }</div>
|
|
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span> }</div>
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|
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span> <span class="keyword">template</span> <<span class="keyword">typename</span> It1, <span class="keyword">typename</span> It2></div>
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|
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span> <span class="keywordtype">void</span> uninitialized_copy_aux(It1 first1, It1 last1,</div>
|
|
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  It2 first2,mpl::false_) {</div>
|
|
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  std::uninitialized_copy(first1,last1,first2);</div>
|
|
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span> }</div>
|
|
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span> } <span class="comment">// namespace detail</span></div>
|
|
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span> </div>
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|
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2></div>
|
|
<div class="line"><a name="l00725"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_uninitialized_copy_pixels.html#gac0963c67027b3d50eb96f511e5a0c9fb"> 725</a></span> <span class="keywordtype">void</span> <a class="code" href="group___image_view_s_t_l_algorithms_uninitialized_copy_pixels.html#gac0963c67027b3d50eb96f511e5a0c9fb">uninitialized_copy_pixels</a>(<span class="keyword">const</span> View1& view1, <span class="keyword">const</span> View2& view2) {</div>
|
|
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  <span class="keyword">typedef</span> mpl::bool_<is_planar<View1>::value && is_planar<View2>::value> is_planar;</div>
|
|
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  assert(view1.dimensions()==view2.dimensions());</div>
|
|
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  <span class="keywordflow">if</span> (view1.is_1d_traversable() && view2.is_1d_traversable())</div>
|
|
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  detail::uninitialized_copy_aux(view1.begin().x(), view1.end().x(),</div>
|
|
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  view2.begin().x(),</div>
|
|
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  is_planar());</div>
|
|
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  <span class="keyword">typename</span> View1::y_coord_t y;</div>
|
|
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  <span class="keywordflow">for</span> (y=0; y<view1.height(); ++y)</div>
|
|
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  detail::uninitialized_copy_aux(view1.row_begin(y), view1.row_end(y),</div>
|
|
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  view2.row_begin(y),</div>
|
|
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  is_planar());</div>
|
|
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  } <span class="keywordflow">catch</span>(...) {</div>
|
|
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  <span class="keywordflow">for</span> (<span class="keyword">typename</span> View1::y_coord_t y0=0; y0<y; ++y0)</div>
|
|
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  detail::destruct_aux(view2.row_begin(y0),view2.row_end(y0), is_planar());</div>
|
|
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  <span class="keywordflow">throw</span>;</div>
|
|
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  }</div>
|
|
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  }</div>
|
|
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span> }</div>
|
|
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span> </div>
|
|
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span> </div>
|
|
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span> </div>
|
|
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span> <span class="keyword">template</span> <<span class="keyword">typename</span> V, <span class="keyword">typename</span> F></div>
|
|
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span> F for_each_pixel(<span class="keyword">const</span> V& img, F fun) {</div>
|
|
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  <span class="keywordflow">if</span> (img.is_1d_traversable()) {</div>
|
|
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keywordflow">return</span> std::for_each(img.begin().x(), img.end().x(), fun);</div>
|
|
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y<img.height(); ++y)</div>
|
|
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  fun = std::for_each(img.row_begin(y),img.row_end(y),fun);</div>
|
|
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  <span class="keywordflow">return</span> fun;</div>
|
|
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  }</div>
|
|
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span> }</div>
|
|
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span> </div>
|
|
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span> </div>
|
|
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View, <span class="keyword">typename</span> F></div>
|
|
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span> F for_each_pixel_position(<span class="keyword">const</span> View& img, F fun) {</div>
|
|
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  <span class="keyword">typename</span> View::xy_locator loc=img.xy_at(0,0);</div>
|
|
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y<img.height(); ++y) {</div>
|
|
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  <span class="keywordflow">for</span> (std::ptrdiff_t x=0; x<img.width(); ++x, ++loc.x())</div>
|
|
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  fun(loc);</div>
|
|
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  loc.x()-=img.width(); ++loc.y();</div>
|
|
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  }</div>
|
|
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  <span class="keywordflow">return</span> fun;</div>
|
|
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span> }</div>
|
|
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span> </div>
|
|
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span> </div>
|
|
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span> </div>
|
|
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View, <span class="keyword">typename</span> F></div>
|
|
<div class="line"><a name="l00803"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_generate_pixels.html#gac33ba79567f89e5deb4f1e5cbb0d8eca"> 803</a></span> <span class="keywordtype">void</span> <a class="code" href="group___image_view_s_t_l_algorithms_generate_pixels.html#gac33ba79567f89e5deb4f1e5cbb0d8eca">generate_pixels</a>(<span class="keyword">const</span> View& v, F fun) {</div>
|
|
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  <span class="keywordflow">if</span> (v.is_1d_traversable()) {</div>
|
|
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  std::generate(v.begin().x(), v.end().x(), fun);</div>
|
|
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y<v.height(); ++y)</div>
|
|
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  std::generate(v.row_begin(y),v.row_end(y),fun);</div>
|
|
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  }</div>
|
|
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span> }</div>
|
|
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span> </div>
|
|
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span> </div>
|
|
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span> </div>
|
|
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span> <span class="keyword">template</span> <<span class="keyword">typename</span> I1, <span class="keyword">typename</span> I2> BOOST_FORCEINLINE <span class="keywordtype">bool</span> equal_n(I1 i1, std::ptrdiff_t n, I2 i2);</div>
|
|
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span> </div>
|
|
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span> <span class="keyword">namespace </span>detail {</div>
|
|
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span> <span class="keyword">template</span> <<span class="keyword">typename</span> I1, <span class="keyword">typename</span> I2></div>
|
|
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span> <span class="keyword">struct </span>equal_n_fn {</div>
|
|
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  BOOST_FORCEINLINE <span class="keywordtype">bool</span> operator()(I1 i1, std::ptrdiff_t n, I2 i2)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="group___s_t_l_optimizations.html#ga2902a23650ef266e80874ce5df076079">std::equal</a>(i1,i1+n, i2); }</div>
|
|
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span> };</div>
|
|
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span> </div>
|
|
<div class="line"><a name="l00832"></a><span class="lineno"> 832</span> <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Cs></div>
|
|
<div class="line"><a name="l00833"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1equal__n__fn_3_01const_01pixel_3_01_t_00_01_cs_01_4_01_5_00_01cof2dcbb9935c1f0c43d9a16609dbdbb2f.html"> 833</a></span> <span class="keyword">struct </span>equal_n_fn<const <a class="code" href="structboost_1_1gil_1_1pixel.html">pixel</a><T,Cs>*, <span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1pixel.html">pixel<T,Cs></a>*> {</div>
|
|
<div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  BOOST_FORCEINLINE <span class="keywordtype">bool</span> operator()(<span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1pixel.html">pixel<T,Cs></a>* i1, std::ptrdiff_t n, <span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1pixel.html">pixel<T,Cs></a>* i2)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  <span class="keywordflow">return</span> memcmp(i1, i2, n*<span class="keyword">sizeof</span>(<a class="code" href="structboost_1_1gil_1_1pixel.html">pixel<T,Cs></a>))==0;</div>
|
|
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  }</div>
|
|
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span> };</div>
|
|
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span> <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Cs></div>
|
|
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span> <span class="keyword">struct </span>equal_n_fn<<a class="code" href="structboost_1_1gil_1_1pixel.html">pixel</a><T,Cs>*, <a class="code" href="structboost_1_1gil_1_1pixel.html">pixel<T,Cs></a>*> : equal_n_fn<const pixel<T,Cs>*, <span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1pixel.html">pixel<T,Cs></a>*> {};</div>
|
|
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span> </div>
|
|
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span> <span class="keyword">template</span><<span class="keyword">typename</span> IC, <span class="keyword">typename</span> Cs></div>
|
|
<div class="line"><a name="l00845"></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_cs_01_4_24c83e783e21d37b62022997a2dbc869.html"> 845</a></span> <span class="keyword">struct </span>equal_n_fn<<a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator</a><IC,Cs>, <a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator</a><IC,Cs> > {</div>
|
|
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  BOOST_FORCEINLINE <span class="keywordtype">bool</span> operator()(<span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator<IC,Cs></a> i1, std::ptrdiff_t n, <span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator<IC,Cs></a> i2)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  std::ptrdiff_t numBytes=n*<span class="keyword">sizeof</span>(<span class="keyword">typename</span> std::iterator_traits<IC>::value_type);</div>
|
|
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span> </div>
|
|
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  <span class="keywordflow">for</span> (std::ptrdiff_t i=0; i<mpl::size<Cs>::value; ++i)</div>
|
|
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  <span class="keywordflow">if</span> (memcmp(dynamic_at_c(i1,i), dynamic_at_c(i2,i), numBytes)!=0)</div>
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|
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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|
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  }</div>
|
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<div class="line"><a name="l00854"></a><span class="lineno"> 854</span> };</div>
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<div class="line"><a name="l00855"></a><span class="lineno"> 855</span> </div>
|
|
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Loc, <span class="keyword">typename</span> I2> <span class="comment">// IL Models ConstPixelLocatorConcept, O Models PixelIteratorConcept</span></div>
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|
<div class="line"><a name="l00858"></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_i2_01_4.html"> 858</a></span> <span class="keyword">struct </span>equal_n_fn<boost::<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">gil::iterator_from_2d</a><Loc>,I2> {</div>
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|
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  BOOST_FORCEINLINE <span class="keywordtype">bool</span> operator()(<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<Loc></a> i1, std::ptrdiff_t n, I2 i2)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  gil_function_requires<boost::gil::PixelLocatorConcept<Loc> >();</div>
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|
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  gil_function_requires<boost::gil::PixelIteratorConcept<I2> >();</div>
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|
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  <span class="keywordflow">while</span> (n>0) {</div>
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|
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  std::ptrdiff_t num=std::min<const std::ptrdiff_t>(n, i1.width()-i1.x_pos());</div>
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|
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  <span class="keywordflow">if</span> (!equal_n(i1.x(), num, i2))</div>
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|
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  i1+=num;</div>
|
|
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  i2+=num;</div>
|
|
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  n-=num;</div>
|
|
<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  }</div>
|
|
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  }</div>
|
|
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span> };</div>
|
|
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span> </div>
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|
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span> <span class="keyword">template</span> <<span class="keyword">typename</span> I1, <span class="keyword">typename</span> Loc> <span class="comment">// I Models PixelIteratorConcept, OL Models PixelLocatorConcept</span></div>
|
|
<div class="line"><a name="l00876"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1detail_1_1equal__n__fn_3_01_i1_00_01boost_1_1gil_1_1iterator__from__2d_3_01_loc_01_4_01_4.html"> 876</a></span> <span class="keyword">struct </span>equal_n_fn<I1,boost::<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">gil::iterator_from_2d</a><Loc> > {</div>
|
|
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  BOOST_FORCEINLINE <span class="keywordtype">bool</span> operator()(I1 i1, std::ptrdiff_t n, <a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<Loc></a> i2)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  gil_function_requires<boost::gil::PixelIteratorConcept<I1> >();</div>
|
|
<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  gil_function_requires<boost::gil::PixelLocatorConcept<Loc> >();</div>
|
|
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  <span class="keywordflow">while</span> (n>0) {</div>
|
|
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span>  std::ptrdiff_t num=std::min<const std::ptrdiff_t>(n,i2.width()-i2.x_pos());</div>
|
|
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <span class="keywordflow">if</span> (!equal_n(i1, num, i2.x()))</div>
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|
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  i1+=num;</div>
|
|
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  i2+=num;</div>
|
|
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  n-=num;</div>
|
|
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  }</div>
|
|
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  }</div>
|
|
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span> };</div>
|
|
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span> </div>
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|
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Loc1, <span class="keyword">typename</span> Loc2></div>
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|
<div class="line"><a name="l00894"></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"> 894</a></span> <span class="keyword">struct </span>equal_n_fn<boost::<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">gil::iterator_from_2d</a><Loc1>,<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d</a><Loc2> > {</div>
|
|
<div class="line"><a name="l00895"></a><span class="lineno"> 895</span>  BOOST_FORCEINLINE <span class="keywordtype">bool</span> operator()(<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<Loc1></a> i1, std::ptrdiff_t n, <a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<Loc2></a> i2)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  gil_function_requires<boost::gil::PixelLocatorConcept<Loc1> >();</div>
|
|
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  gil_function_requires<boost::gil::PixelLocatorConcept<Loc2> >();</div>
|
|
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  <span class="keywordflow">if</span> (i1.x_pos()!=i2.x_pos() || i1.width()!=i2.width()) {</div>
|
|
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  <span class="keywordflow">while</span>(n-->0) {</div>
|
|
<div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  <span class="keywordflow">if</span> (*i1++!=*i2++) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  }</div>
|
|
<div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  }</div>
|
|
<div class="line"><a name="l00903"></a><span class="lineno"> 903</span>  <span class="keywordflow">while</span> (n>0) {</div>
|
|
<div class="line"><a name="l00904"></a><span class="lineno"> 904</span>  std::ptrdiff_t num=std::min<const std::ptrdiff_t>(n,i2.width()-i2.x_pos());</div>
|
|
<div class="line"><a name="l00905"></a><span class="lineno"> 905</span>  <span class="keywordflow">if</span> (!equal_n(i1.x(), num, i2.x()))</div>
|
|
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span>  i1+=num;</div>
|
|
<div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  i2+=num;</div>
|
|
<div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  n-=num;</div>
|
|
<div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  }</div>
|
|
<div class="line"><a name="l00911"></a><span class="lineno"> 911</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  }</div>
|
|
<div class="line"><a name="l00913"></a><span class="lineno"> 913</span> };</div>
|
|
<div class="line"><a name="l00914"></a><span class="lineno"> 914</span> } <span class="comment">// namespace detail</span></div>
|
|
<div class="line"><a name="l00915"></a><span class="lineno"> 915</span> </div>
|
|
<div class="line"><a name="l00916"></a><span class="lineno"> 916</span> <span class="keyword">template</span> <<span class="keyword">typename</span> I1, <span class="keyword">typename</span> I2> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00917"></a><span class="lineno"> 917</span> <span class="keywordtype">bool</span> equal_n(I1 i1, std::ptrdiff_t n, I2 i2) {</div>
|
|
<div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  <span class="keywordflow">return</span> detail::equal_n_fn<I1,I2>()(i1,n,i2);</div>
|
|
<div class="line"><a name="l00919"></a><span class="lineno"> 919</span> }</div>
|
|
<div class="line"><a name="l00920"></a><span class="lineno"> 920</span> } } <span class="comment">// namespace boost::gil</span></div>
|
|
<div class="line"><a name="l00921"></a><span class="lineno"> 921</span> </div>
|
|
<div class="line"><a name="l00922"></a><span class="lineno"> 922</span> <span class="keyword">namespace </span>std {</div>
|
|
<div class="line"><a name="l00934"></a><span class="lineno"> 934</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Loc1, <span class="keyword">typename</span> Loc2> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00935"></a><span class="lineno"><a class="line" href="group___s_t_l_optimizations.html#ga2902a23650ef266e80874ce5df076079"> 935</a></span> <span class="keywordtype">bool</span> <a class="code" href="group___s_t_l_optimizations.html#ga2902a23650ef266e80874ce5df076079">equal</a>(<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<Loc1></a> first, <a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<Loc1></a> last, <a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<Loc2></a> first2) {</div>
|
|
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span>  boost::gil::gil_function_requires<boost::gil::PixelLocatorConcept<Loc1> >();</div>
|
|
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span>  boost::gil::gil_function_requires<boost::gil::PixelLocatorConcept<Loc2> >();</div>
|
|
<div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  std::ptrdiff_t n=last-first;</div>
|
|
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  <span class="keywordflow">if</span> (first.is_1d_traversable()) {</div>
|
|
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  <span class="keywordflow">if</span> (first2.is_1d_traversable())</div>
|
|
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  <span class="keywordflow">return</span> boost::gil::detail::equal_n_fn<typename Loc1::x_iterator,typename Loc2::x_iterator>()(first.x(),n, first2.x());</div>
|
|
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span>  <span class="keywordflow">return</span> boost::gil::detail::equal_n_fn<typename Loc1::x_iterator,boost::gil::iterator_from_2d<Loc2> >()(first.x(),n, first2);</div>
|
|
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  <span class="keywordflow">if</span> (first2.is_1d_traversable())</div>
|
|
<div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  <span class="keywordflow">return</span> boost::gil::detail::equal_n_fn<<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<Loc1></a>,<span class="keyword">typename</span> Loc2::x_iterator>()(first,n, first2.x());</div>
|
|
<div class="line"><a name="l00947"></a><span class="lineno"> 947</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  <span class="keywordflow">return</span> boost::gil::detail::equal_n_fn<boost::gil::iterator_from_2d<Loc1>,<a class="code" href="classboost_1_1gil_1_1iterator__from__2d.html">boost::gil::iterator_from_2d<Loc2></a> >()(first,n,first2);</div>
|
|
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  }</div>
|
|
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span> }</div>
|
|
<div class="line"><a name="l00951"></a><span class="lineno"> 951</span> } <span class="comment">// namespace std</span></div>
|
|
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span> </div>
|
|
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span> <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div>
|
|
<div class="line"><a name="l00956"></a><span class="lineno"> 956</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00957"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_equal_pixels.html#gaf92f26110623cac64ee3c1165b9781be"> 957</a></span> <span class="keywordtype">bool</span> <a class="code" href="group___image_view_s_t_l_algorithms_equal_pixels.html#gaf92f26110623cac64ee3c1165b9781be">equal_pixels</a>(<span class="keyword">const</span> View1& v1, <span class="keyword">const</span> View2& v2) {</div>
|
|
<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  assert(v1.dimensions()==v2.dimensions());</div>
|
|
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  <span class="keywordflow">return</span> <a class="code" href="group___s_t_l_optimizations.html#ga2902a23650ef266e80874ce5df076079">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 name="l00960"></a><span class="lineno"> 960</span> }</div>
|
|
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span> </div>
|
|
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span> </div>
|
|
<div class="line"><a name="l00971"></a><span class="lineno"> 971</span> </div>
|
|
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2, <span class="keyword">typename</span> F> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00975"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_transform_pixels.html#ga13302ec07014cc5731eac12af31dcbf2"> 975</a></span> F <a class="code" href="group___image_view_s_t_l_algorithms_transform_pixels.html#ga1e305a02243f47850191176a516bc35b">transform_pixels</a>(<span class="keyword">const</span> View1& src,<span class="keyword">const</span> View2& dst, F fun) {</div>
|
|
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  assert(src.dimensions()==dst.dimensions());</div>
|
|
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y<src.height(); ++y) {</div>
|
|
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  <span class="keyword">typename</span> View1::x_iterator srcIt=src.row_begin(y);</div>
|
|
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  <span class="keyword">typename</span> View2::x_iterator dstIt=dst.row_begin(y);</div>
|
|
<div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  <span class="keywordflow">for</span> (std::ptrdiff_t x=0; x<src.width(); ++x)</div>
|
|
<div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  dstIt[x]=fun(srcIt[x]);</div>
|
|
<div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  }</div>
|
|
<div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  <span class="keywordflow">return</span> fun;</div>
|
|
<div class="line"><a name="l00984"></a><span class="lineno"> 984</span> }</div>
|
|
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span> </div>
|
|
<div class="line"><a name="l00988"></a><span class="lineno"> 988</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2, <span class="keyword">typename</span> View3, <span class="keyword">typename</span> F> BOOST_FORCEINLINE</div>
|
|
<div class="line"><a name="l00989"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_transform_pixels.html#ga1e305a02243f47850191176a516bc35b"> 989</a></span> F <a class="code" href="group___image_view_s_t_l_algorithms_transform_pixels.html#ga1e305a02243f47850191176a516bc35b">transform_pixels</a>(<span class="keyword">const</span> View1& src1, <span class="keyword">const</span> View2& src2,<span class="keyword">const</span> View3& dst, F fun) {</div>
|
|
<div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y<dst.height(); ++y) {</div>
|
|
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  <span class="keyword">typename</span> View1::x_iterator srcIt1=src1.row_begin(y);</div>
|
|
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  <span class="keyword">typename</span> View2::x_iterator srcIt2=src2.row_begin(y);</div>
|
|
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  <span class="keyword">typename</span> View3::x_iterator dstIt=dst.row_begin(y);</div>
|
|
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  <span class="keywordflow">for</span> (std::ptrdiff_t x=0; x<dst.width(); ++x)</div>
|
|
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  dstIt[x]=fun(srcIt1[x],srcIt2[x]);</div>
|
|
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span>  }</div>
|
|
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  <span class="keywordflow">return</span> fun;</div>
|
|
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span> }</div>
|
|
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span> </div>
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<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span> </div>
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<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2, <span class="keyword">typename</span> F> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l01007"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_transform_pixel_positions.html#ga95a088c22582393635c4a193b9f027a7"> 1007</a></span> F <a class="code" href="group___image_view_s_t_l_algorithms_transform_pixel_positions.html#gaac28133aac4c7c590777ff77af830a7f">transform_pixel_positions</a>(<span class="keyword">const</span> View1& src,<span class="keyword">const</span> View2& dst, F fun) {</div>
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<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  assert(src.dimensions()==dst.dimensions());</div>
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<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  <span class="keyword">typename</span> View1::xy_locator loc=src.xy_at(0,0);</div>
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<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y<src.height(); ++y) {</div>
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<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  <span class="keyword">typename</span> View2::x_iterator dstIt=dst.row_begin(y);</div>
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<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  <span class="keywordflow">for</span> (std::ptrdiff_t x=0; x<src.width(); ++x, ++loc.x())</div>
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<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  dstIt[x]=fun(loc);</div>
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<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  loc.x()-=src.width(); ++loc.y();</div>
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<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  }</div>
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<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  <span class="keywordflow">return</span> fun;</div>
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<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span> }</div>
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<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span> </div>
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<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span> <span class="keyword">template</span> <<span class="keyword">typename</span> View1, <span class="keyword">typename</span> View2, <span class="keyword">typename</span> View3, <span class="keyword">typename</span> F> BOOST_FORCEINLINE</div>
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<div class="line"><a name="l01022"></a><span class="lineno"><a class="line" href="group___image_view_s_t_l_algorithms_transform_pixel_positions.html#gaac28133aac4c7c590777ff77af830a7f"> 1022</a></span> F <a class="code" href="group___image_view_s_t_l_algorithms_transform_pixel_positions.html#gaac28133aac4c7c590777ff77af830a7f">transform_pixel_positions</a>(<span class="keyword">const</span> View1& src1,<span class="keyword">const</span> View2& src2,<span class="keyword">const</span> View3& dst, F fun) {</div>
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<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  assert(src1.dimensions()==dst.dimensions());</div>
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<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  assert(src2.dimensions()==dst.dimensions());</div>
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<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  <span class="keyword">typename</span> View1::xy_locator loc1=src1.xy_at(0,0);</div>
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<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  <span class="keyword">typename</span> View2::xy_locator loc2=src2.xy_at(0,0);</div>
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<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  <span class="keywordflow">for</span> (std::ptrdiff_t y=0; y<src1.height(); ++y) {</div>
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<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  <span class="keyword">typename</span> View3::x_iterator dstIt=dst.row_begin(y);</div>
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<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  <span class="keywordflow">for</span> (std::ptrdiff_t x=0; x<src1.width(); ++x, ++loc1.x(), ++loc2.x())</div>
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<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>  dstIt[x]=fun(loc1,loc2);</div>
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<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  loc1.x()-=src1.width(); ++loc1.y();</div>
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<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  loc2.x()-=src2.width(); ++loc2.y();</div>
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<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>  }</div>
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<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  <span class="keywordflow">return</span> fun;</div>
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<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span> }</div>
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<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span> } } <span class="comment">// namespace boost::gil</span></div>
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<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span> </div>
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<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span> <span class="comment">//#ifdef _MSC_VER</span></div>
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<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span> <span class="comment">//#pragma warning(pop)</span></div>
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<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span> <span class="comment">//#endif</span></div>
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<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span> </div>
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<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span> <span class="preprocessor">#endif</span></div>
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<div class="ttc" id="image__view_8hpp_html"><div class="ttname"><a href="image__view_8hpp.html">image_view.hpp</a></div><div class="ttdoc">image view class </div></div>
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<div class="ttc" id="group___image_view_s_t_l_algorithms_uninitialized_fill_pixels_html_gac76b077c590caecf1e37fcaba34eec62"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_uninitialized_fill_pixels.html#gac76b077c590caecf1e37fcaba34eec62">boost::gil::uninitialized_fill_pixels</a></div><div class="ttdeci">void uninitialized_fill_pixels(const View &img_view, const Value &val)</div><div class="ttdoc">std::uninitialized_fill for image views. Does not support planar heterogeneous views. If an exception is thrown destructs any in-place copy-constructed pixels </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:542</div></div>
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<div class="ttc" id="color__base__algorithm_8hpp_html"><div class="ttname"><a href="color__base__algorithm_8hpp.html">color_base_algorithm.hpp</a></div><div class="ttdoc">pixel related algorithms </div></div>
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<div class="ttc" id="structboost_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, PixelValueConcept, HomogeneousPixelBasedConcept. </div><div class="ttdef"><b>Definition:</b> metafunctions.hpp:44</div></div>
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<div class="ttc" id="group___image_view_s_t_l_algorithms_generate_pixels_html_gac33ba79567f89e5deb4f1e5cbb0d8eca"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_generate_pixels.html#gac33ba79567f89e5deb4f1e5cbb0d8eca">boost::gil::generate_pixels</a></div><div class="ttdeci">void generate_pixels(const View &v, F fun)</div><div class="ttdoc">std::generate for image views </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:803</div></div>
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<div class="ttc" id="group___image_view_s_t_l_algorithms_transform_pixels_html_ga1e305a02243f47850191176a516bc35b"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_transform_pixels.html#ga1e305a02243f47850191176a516bc35b">boost::gil::transform_pixels</a></div><div class="ttdeci">BOOST_FORCEINLINE F transform_pixels(const View1 &src1, const View2 &src2, const View3 &dst, F fun)</div><div class="ttdoc">transform_pixels with two sources </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:989</div></div>
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<div class="ttc" id="structboost_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, HomogeneousPixelBasedConcept, MemoryBasedIteratorConcept, HasDynamicXStepTypeConcept. </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:53</div></div>
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<div class="ttc" id="gil__concept_8hpp_html"><div class="ttname"><a href="gil__concept_8hpp.html">gil_concept.hpp</a></div><div class="ttdoc">Concept check classes for GIL concepts. </div></div>
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<div class="ttc" id="structboost_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:190</div></div>
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<div class="ttc" id="classboost_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, PixelBasedConcept, HasDynamicXStepTypeConcept. </div><div class="ttdef"><b>Definition:</b> iterator_from_2d.hpp:52</div></div>
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<div class="ttc" id="classboost_1_1gil_1_1memory__based__2d__locator_html"><div class="ttname"><a href="classboost_1_1gil_1_1memory__based__2d__locator.html">boost::gil::memory_based_2d_locator</a></div><div class="ttdoc">Memory-based pixel locator. Models: PixelLocatorConcept,HasDynamicXStepTypeConcept,HasDynamicYStepTypeConcept,HasTransposedTypeConceptThe class takes a step iterator as a parameter. The step iterator provides navigation along the vertical axis while its base iterator provides horizontal navigation. </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:57</div></div>
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<div class="ttc" id="group___image_view_s_t_l_algorithms_equal_pixels_html_gaf92f26110623cac64ee3c1165b9781be"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_equal_pixels.html#gaf92f26110623cac64ee3c1165b9781be">boost::gil::equal_pixels</a></div><div class="ttdeci">BOOST_FORCEINLINE bool equal_pixels(const View1 &v1, const View2 &v2)</div><div class="ttdoc">std::equal for image views </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:957</div></div>
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<div class="ttc" id="group___s_t_l_optimizations_html_gaab999be608ae006f1127b8bb5145a227"><div class="ttname"><a href="group___s_t_l_optimizations.html#gaab999be608ae006f1127b8bb5145a227">std::fill</a></div><div class="ttdeci">void fill(boost::gil::iterator_from_2d< IL > first, boost::gil::iterator_from_2d< IL > last, const V &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>
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<div class="ttc" id="structboost_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> gil_concept.hpp:2049</div></div>
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<div class="ttc" id="group___image_view_s_t_l_algorithms_copy_pixels_html_ga15f144a6ff49ab684f8cbf58d9b7ced4"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_copy_pixels.html#ga15f144a6ff49ab684f8cbf58d9b7ced4">boost::gil::copy_pixels</a></div><div class="ttdeci">BOOST_FORCEINLINE void copy_pixels(const View1 &src, const View2 &dst)</div><div class="ttdoc">std::copy for image views </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:290</div></div>
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<div class="ttc" id="group___image_view_s_t_l_algorithms_fill_pixels_html_ga97139561b11f9b07849606bdcbae202f"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_fill_pixels.html#ga97139561b11f9b07849606bdcbae202f">boost::gil::fill_pixels</a></div><div class="ttdeci">BOOST_FORCEINLINE void fill_pixels(const View &img_view, const Value &val)</div><div class="ttdoc">std::fill for image views </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:412</div></div>
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<div class="ttc" id="group___image_view_s_t_l_algorithms_default_construct_pixels_html_ga92a7221a5471315550cc72e22cc3ae53"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_default_construct_pixels.html#ga92a7221a5471315550cc72e22cc3ae53">boost::gil::default_construct_pixels</a></div><div class="ttdeci">void default_construct_pixels(const View &img_view)</div><div class="ttdoc">Invokes the in-place default constructor on every pixel of the (uninitialized) view. Does not support planar heterogeneous views. If an exception is thrown destructs any in-place default-constructed pixels. </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:672</div></div>
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<div class="ttc" id="group___s_t_l_optimizations_html_ga5aa989f3992b09c1f2d00eb9a98cbf1f"><div class="ttname"><a href="group___s_t_l_optimizations.html#ga5aa989f3992b09c1f2d00eb9a98cbf1f">std::copy1</a></div><div class="ttdeci">BOOST_FORCEINLINE boost::gil::iterator_from_2d< OL > copy1(boost::gil::iterator_from_2d< IL > first, boost::gil::iterator_from_2d< IL > last, boost::gil::iterator_from_2d< OL > dst)</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>
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<div class="ttc" id="group___s_t_l_optimizations_html_gac27cfe7547df057c1f59f509e3ee486f"><div class="ttname"><a href="group___s_t_l_optimizations.html#gac27cfe7547df057c1f59f509e3ee486f">std::copy</a></div><div class="ttdeci">BOOST_FORCEINLINE boost::gil::planar_pixel_iterator< IC2, Cs > copy(boost::gil::planar_pixel_iterator< IC1, Cs > first, boost::gil::planar_pixel_iterator< IC1, Cs > last, boost::gil::planar_pixel_iterator< IC2, Cs > dst)</div><div class="ttdoc">Copy when both src and dst are planar pointers is copy for each channel. </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:178</div></div>
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<div class="ttc" id="group___s_t_l_optimizations_html_ga2902a23650ef266e80874ce5df076079"><div class="ttname"><a href="group___s_t_l_optimizations.html#ga2902a23650ef266e80874ce5df076079">std::equal</a></div><div class="ttdeci">BOOST_FORCEINLINE bool equal(boost::gil::iterator_from_2d< Loc1 > first, boost::gil::iterator_from_2d< Loc1 > last, boost::gil::iterator_from_2d< Loc2 > 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:935</div></div>
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<div class="ttc" id="structboost_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 viewsUse this class as a convenience superclass when defining an operat...</div><div class="ttdef"><b>Definition:</b> algorithm.hpp:100</div></div>
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<div class="ttc" id="structboost_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:389</div></div>
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<div class="ttc" id="gil__config_8hpp_html"><div class="ttname"><a href="gil__config_8hpp.html">gil_config.hpp</a></div><div class="ttdoc">GIL configuration file. </div></div>
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<div class="ttc" id="group___image_view_s_t_l_algorithms_transform_pixel_positions_html_gaac28133aac4c7c590777ff77af830a7f"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_transform_pixel_positions.html#gaac28133aac4c7c590777ff77af830a7f">boost::gil::transform_pixel_positions</a></div><div class="ttdeci">BOOST_FORCEINLINE F transform_pixel_positions(const View1 &src1, const View2 &src2, const View3 &dst, F fun)</div><div class="ttdoc">transform_pixel_positions with two sources </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:1022</div></div>
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<div class="ttc" id="group___image_view_s_t_l_algorithms_uninitialized_copy_pixels_html_gac0963c67027b3d50eb96f511e5a0c9fb"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_uninitialized_copy_pixels.html#gac0963c67027b3d50eb96f511e5a0c9fb">boost::gil::uninitialized_copy_pixels</a></div><div class="ttdeci">void uninitialized_copy_pixels(const View1 &view1, const View2 &view2)</div><div class="ttdoc">std::uninitialized_copy for image views. Does not support planar heterogeneous views. If an exception is thrown destructs any in-place copy-constructed objects </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:725</div></div>
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<div class="ttc" id="image__view__factory_8hpp_html"><div class="ttname"><a href="image__view__factory_8hpp.html">image_view_factory.hpp</a></div><div class="ttdoc">Methods for constructing image views from raw data or other image views /. </div></div>
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<div class="ttc" id="group___image_view_s_t_l_algorithms_destruct_pixels_html_ga7df65edbc2f8666fceab53f12c805056"><div class="ttname"><a href="group___image_view_s_t_l_algorithms_destruct_pixels.html#ga7df65edbc2f8666fceab53f12c805056">boost::gil::destruct_pixels</a></div><div class="ttdeci">BOOST_FORCEINLINE void destruct_pixels(const View &img_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:485</div></div>
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<div class="ttc" id="classboost_1_1gil_1_1memory__based__step__iterator_html"><div class="ttname"><a href="classboost_1_1gil_1_1memory__based__step__iterator.html">boost::gil::memory_based_step_iterator</a></div><div class="ttdoc">MEMORY-BASED STEP ITERATOR. </div><div class="ttdef"><b>Definition:</b> algorithm.hpp:55</div></div>
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<div class="ttc" id="bit__aligned__pixel__iterator_8hpp_html"><div class="ttname"><a href="bit__aligned__pixel__iterator_8hpp.html">bit_aligned_pixel_iterator.hpp</a></div><div class="ttdoc">A model of a heterogeneous pixel that is not byte aligned. Examples are bitmap (1-bit pixels) or 6-bi...</div></div>
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