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<div class="title">pixel_numeric_operations.hpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">// Copyright 2005-2007 Adobe Systems Incorporated</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// Copyright 2021 Pranam Lashkari &lt;plashkari628@gmail.com&gt;</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment">// Distributed under the Boost Software License, Version 1.0</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment">// See accompanying file LICENSE_1_0.txt or copy at</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">// http://www.boost.org/LICENSE_1_0.txt</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor">#ifndef BOOST_GIL_PIXEL_NUMERIC_OPERATIONS_HPP</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="preprocessor">#define BOOST_GIL_PIXEL_NUMERIC_OPERATIONS_HPP</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160; </div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#include &lt;boost/gil/color_base_algorithm.hpp&gt;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#include &lt;boost/gil/pixel.hpp&gt;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor">#include &lt;boost/gil/channel_numeric_operations.hpp&gt;</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160; </div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160; </div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment">// Function objects and utilities for pixel-wise numeric operations.</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment">// List of currently defined functors:</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment">// pixel_plus_t (+)</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="comment">// pixel_minus_t (-)</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="comment">// pixel_multiplies_scalar_t (*)</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="comment">// pixel_divides_scalar_t (/)</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="comment">// pixel_halves_t (/=2),</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="comment">// pixel_zeros_t (=0)</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="comment">// pixel_assigns_t (=)</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; </div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelRef1, <span class="keyword">typename</span> PixelRef2, <span class="keyword">typename</span> PixelResult&gt;</div>
<div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1pixel__plus__t.html"> 35</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1pixel__plus__t.html">pixel_plus_t</a></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;{</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keyword">auto</span> operator()(PixelRef1 <span class="keyword">const</span>&amp; p1, PixelRef2 <span class="keyword">const</span>&amp; p2) <span class="keyword">const</span> -&gt; PixelResult</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; {</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; PixelResult result;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; static_transform(p1, p2, result,</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <a class="code" href="structboost_1_1gil_1_1channel__plus__t.html">channel_plus_t</a></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; &lt;</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef1&gt;::type</a>,</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef2&gt;::type</a>,</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelResult&gt;::type</a></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; &gt;());</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; }</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;};</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelRef1, <span class="keyword">typename</span> PixelRef2, <span class="keyword">typename</span> PixelResult&gt;</div>
<div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1pixel__minus__t.html"> 57</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1pixel__minus__t.html">pixel_minus_t</a></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;{</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="keyword">auto</span> operator()(PixelRef1 <span class="keyword">const</span>&amp; p1, PixelRef2 <span class="keyword">const</span>&amp; p2) <span class="keyword">const</span> -&gt; PixelResult</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; {</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; PixelResult result;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; static_transform(p1, p2, result,</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <a class="code" href="structboost_1_1gil_1_1channel__minus__t.html">channel_minus_t</a></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; &lt;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef1&gt;::type</a>,</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef2&gt;::type</a>,</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelResult&gt;::type</a></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; &gt;());</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; }</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;};</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; </div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelRef, <span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> PixelResult&gt;</div>
<div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1pixel__multiplies__scalar__t.html"> 79</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1pixel__multiplies__scalar__t.html">pixel_multiplies_scalar_t</a></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;{</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keyword">auto</span> operator()(PixelRef <span class="keyword">const</span>&amp; p, Scalar <span class="keyword">const</span>&amp; s) <span class="keyword">const</span> -&gt; PixelResult</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; {</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; PixelResult result;</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; static_transform(p, result,</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; std::bind(</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <a class="code" href="structboost_1_1gil_1_1channel__multiplies__scalar__t.html">channel_multiplies_scalar_t</a>&lt;<span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef&gt;::type</a>,</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; Scalar,</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelResult&gt;::type</a>&gt;(),</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; std::placeholders::_1, s));</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; }</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;};</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelRef1, <span class="keyword">typename</span> PixelRef2, <span class="keyword">typename</span> PixelResult&gt;</div>
<div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1pixel__multiply__t.html"> 100</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1pixel__multiply__t.html">pixel_multiply_t</a></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;{</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keyword">auto</span> operator()(PixelRef1 <span class="keyword">const</span>&amp; p1, PixelRef2 <span class="keyword">const</span>&amp; p2) <span class="keyword">const</span> -&gt; PixelResult</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; {</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; PixelResult result;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; static_transform(p1, p2, result,</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <a class="code" href="structboost_1_1gil_1_1channel__multiplies__t.html">channel_multiplies_t</a></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; &lt;</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef1&gt;::type</a>,</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef2&gt;::type</a>,</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelResult&gt;::type</a></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; &gt;());</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;};</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelRef, <span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> PixelResult&gt;</div>
<div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1pixel__divides__scalar__t.html"> 122</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1pixel__divides__scalar__t.html">pixel_divides_scalar_t</a></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;{</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="keyword">auto</span> operator()(PixelRef <span class="keyword">const</span>&amp; p, Scalar <span class="keyword">const</span>&amp; s) <span class="keyword">const</span> -&gt; PixelResult</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; {</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; PixelResult result;</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; static_transform(p, result,</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; std::bind(<a class="code" href="structboost_1_1gil_1_1channel__divides__scalar__t.html">channel_divides_scalar_t</a>&lt;<span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef&gt;::type</a>,</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; Scalar,</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelResult&gt;::type</a>&gt;(),</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; std::placeholders::_1, s));</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; }</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;};</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; </div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelRef1, <span class="keyword">typename</span> PixelRef2, <span class="keyword">typename</span> PixelResult&gt;</div>
<div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1pixel__divide__t.html"> 142</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1pixel__divide__t.html">pixel_divide_t</a></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;{</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="keyword">auto</span> operator()(PixelRef1 <span class="keyword">const</span>&amp; p1, PixelRef2 <span class="keyword">const</span>&amp; p2) <span class="keyword">const</span> -&gt; PixelResult</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; {</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; PixelResult result;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; static_transform(p1, p2, result,</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <a class="code" href="structboost_1_1gil_1_1channel__divides__t.html">channel_divides_t</a></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; &lt;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef1&gt;::type</a>,</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef2&gt;::type</a>,</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelResult&gt;::type</a></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; &gt;());</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; }</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;};</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelRef&gt;</div>
<div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1pixel__halves__t.html"> 162</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1pixel__halves__t.html">pixel_halves_t</a></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;{</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="keyword">auto</span> operator()(PixelRef&amp; p) <span class="keyword">const</span> -&gt; PixelRef&amp;</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; {</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; static_for_each(p, <a class="code" href="structboost_1_1gil_1_1channel__halves__t.html">channel_halves_t</a>&lt;<span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef&gt;::type</a>&gt;());</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="keywordflow">return</span> p;</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;};</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelRef&gt;</div>
<div class="line"><a name="l00175"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1pixel__zeros__t.html"> 175</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1pixel__zeros__t.html">pixel_zeros_t</a></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;{</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; <span class="keyword">auto</span> operator()(PixelRef&amp; p) <span class="keyword">const</span> -&gt; PixelRef&amp;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; {</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; static_for_each(p, <a class="code" href="structboost_1_1gil_1_1channel__zeros__t.html">channel_zeros_t</a>&lt;<span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef&gt;::type</a>&gt;());</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="keywordflow">return</span> p;</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; }</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;};</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; </div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> Pixel&gt;</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;<span class="keywordtype">void</span> zero_channels(Pixel&amp; p)</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;{</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; static_for_each(p, <a class="code" href="structboost_1_1gil_1_1channel__zeros__t.html">channel_zeros_t</a>&lt;<span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;Pixel&gt;::type</a>&gt;());</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;}</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; </div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelRef, <span class="keyword">typename</span> PixelResult&gt;</div>
<div class="line"><a name="l00201"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1pixel__assigns__t.html"> 201</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1pixel__assigns__t.html">pixel_assigns_t</a></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160;{</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; <span class="keyword">auto</span> operator()(PixelRef <span class="keyword">const</span>&amp; src, PixelResult&amp; dst) <span class="keyword">const</span> -&gt; PixelResult</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; {</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; static_for_each(src, dst,</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; <a class="code" href="structboost_1_1gil_1_1channel__assigns__t.html">channel_assigns_t</a></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; &lt;</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelRef&gt;::type</a>,</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; <span class="keyword">typename</span> <a class="code" href="structboost_1_1gil_1_1channel__type.html">channel_type&lt;PixelResult&gt;::type</a></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; &gt;());</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; <span class="keywordflow">return</span> dst;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160; }</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;};</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; </div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160;}} <span class="comment">// namespace boost::gil</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; </div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160;<span class="preprocessor">#endif</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="astructboost_1_1gil_1_1pixel__zeros__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel__zeros__t.html">boost::gil::pixel_zeros_t</a></div><div class="ttdoc">Sets pixel elements to zero (for whatever zero means)</div><div class="ttdef"><b>Definition:</b> pixel_numeric_operations.hpp:175</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1channel__divides__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1channel__divides__t.html">boost::gil::channel_divides_t</a></div><div class="ttdoc">Arithmetic operation of division of two channel values.</div><div class="ttdef"><b>Definition:</b> channel_numeric_operations.hpp:98</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1channel__zeros__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1channel__zeros__t.html">boost::gil::channel_zeros_t</a></div><div class="ttdoc">Operation of setting channel value to zero.</div><div class="ttdef"><b>Definition:</b> channel_numeric_operations.hpp:220</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1channel__multiplies__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1channel__multiplies__t.html">boost::gil::channel_multiplies_t</a></div><div class="ttdoc">Arithmetic operation of multiplication of two channel values.</div><div class="ttdef"><b>Definition:</b> channel_numeric_operations.hpp:77</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1channel__divides__scalar__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1channel__divides__scalar__t.html">boost::gil::channel_divides_scalar_t</a></div><div class="ttdoc">Arithmetic operation of dividing channel value by scalar.</div><div class="ttdef"><b>Definition:</b> channel_numeric_operations.hpp:181</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1pixel__divides__scalar__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel__divides__scalar__t.html">boost::gil::pixel_divides_scalar_t</a></div><div class="ttdoc">Performs channel-wise division of pixel elements by scalar.</div><div class="ttdef"><b>Definition:</b> pixel_numeric_operations.hpp:122</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1pixel__multiplies__scalar__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel__multiplies__scalar__t.html">boost::gil::pixel_multiplies_scalar_t</a></div><div class="ttdoc">Performs channel-wise multiplication of pixel elements by scalar.</div><div class="ttdef"><b>Definition:</b> pixel_numeric_operations.hpp:79</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1channel__halves__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1channel__halves__t.html">boost::gil::channel_halves_t</a></div><div class="ttdoc">Arithmetic operation of dividing channel value by 2.</div><div class="ttdef"><b>Definition:</b> channel_numeric_operations.hpp:202</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1pixel__halves__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel__halves__t.html">boost::gil::pixel_halves_t</a></div><div class="ttdoc">Performs channel-wise division by 2.</div><div class="ttdef"><b>Definition:</b> pixel_numeric_operations.hpp:162</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1channel__multiplies__scalar__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1channel__multiplies__scalar__t.html">boost::gil::channel_multiplies_scalar_t</a></div><div class="ttdoc">Arithmetic operation of channel value by a scalar.</div><div class="ttdef"><b>Definition:</b> channel_numeric_operations.hpp:160</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1pixel__divide__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel__divide__t.html">boost::gil::pixel_divide_t</a></div><div class="ttdoc">Performs channel-wise division of two pixels.</div><div class="ttdef"><b>Definition:</b> pixel_numeric_operations.hpp:142</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1channel__minus__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1channel__minus__t.html">boost::gil::channel_minus_t</a></div><div class="ttdoc">Arithmetic operation of subtraction of two channel values.</div><div class="ttdef"><b>Definition:</b> channel_numeric_operations.hpp:56</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1pixel__plus__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel__plus__t.html">boost::gil::pixel_plus_t</a></div><div class="ttdoc">Performs channel-wise addition of two pixels.</div><div class="ttdef"><b>Definition:</b> pixel_numeric_operations.hpp:35</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1channel__type_html"><div class="ttname"><a href="structboost_1_1gil_1_1channel__type.html">boost::gil::channel_type</a></div><div class="ttdef"><b>Definition:</b> color_convert.hpp:31</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1channel__assigns__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1channel__assigns__t.html">boost::gil::channel_assigns_t</a></div><div class="ttdef"><b>Definition:</b> channel_numeric_operations.hpp:235</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1pixel__multiply__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel__multiply__t.html">boost::gil::pixel_multiply_t</a></div><div class="ttdoc">Performs channel-wise multiplication of two pixels.</div><div class="ttdef"><b>Definition:</b> pixel_numeric_operations.hpp:100</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1pixel__assigns__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel__assigns__t.html">boost::gil::pixel_assigns_t</a></div><div class="ttdoc">Casts and assigns a pixel to another.</div><div class="ttdef"><b>Definition:</b> pixel_numeric_operations.hpp:201</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1pixel__minus__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel__minus__t.html">boost::gil::pixel_minus_t</a></div><div class="ttdoc">Performs channel-wise subtraction of two pixels.</div><div class="ttdef"><b>Definition:</b> pixel_numeric_operations.hpp:57</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1channel__plus__t_html"><div class="ttname"><a href="structboost_1_1gil_1_1channel__plus__t.html">boost::gil::channel_plus_t</a></div><div class="ttdoc">Arithmetic operation of addition of two channel values.</div><div class="ttdef"><b>Definition:</b> channel_numeric_operations.hpp:35</div></div>
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