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<div class="headertitle"><div class="title">planar_pixel_reference.hpp</div></div>
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<div class="contents">
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">//</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Copyright 2005-2007 Adobe Systems Incorporated</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">//</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// Distributed under the Boost Software License, Version 1.0</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">// See accompanying file LICENSE_1_0.txt or copy at</span></div>
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<div class="line"><a id="l00006" 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 id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#ifndef BOOST_GIL_PLANAR_PIXEL_REFERENCE_HPP</span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#define BOOST_GIL_PLANAR_PIXEL_REFERENCE_HPP</span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include <boost/gil/channel.hpp></span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include <boost/gil/color_base.hpp></span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include <boost/gil/concepts.hpp></span></div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include <boost/gil/pixel.hpp></span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include <boost/gil/planar_pixel_iterator.hpp></span></div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include <boost/gil/detail/mp11.hpp></span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include <type_traits></span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceboost.html">boost</a> { <span class="keyword">namespace </span>gil {</div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> </div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="keyword">template</span> <<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace></div>
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<div class="foldopen" id="foldopen00040" data-start="{" data-end="};">
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1planar__pixel__reference.html"> 40</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a> : detail::homogeneous_color_base</div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> ChannelReference,</div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> layout<ColorSpace>,</div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> mp11::mp_size<ColorSpace>::value</div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> ></div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span>{</div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">using </span>parent_t =detail::homogeneous_color_base</div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <</div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> ChannelReference,</div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <a class="code hl_struct" href="structboost_1_1gil_1_1layout.html">layout<ColorSpace></a>,</div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> mp11::mp_size<ColorSpace>::value</div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> >;</div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="comment">// These three are only defined for homogeneous pixels</span></div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keyword">using </span>channel_t = <span class="keyword">typename</span> channel_traits<ChannelReference>::value_type;</div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">using </span>channel_const_reference = <span class="keyword">typename</span> channel_traits<ChannelReference>::const_reference;</div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> </div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keywordtype">bool</span> is_mutable = channel_traits<ChannelReference>::is_mutable;</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">using </span><a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">value_type</a> = <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">pixel<channel_t,layout<ColorSpace></a>>;</div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">using </span><a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">reference</a> = <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference<ChannelReference, ColorSpace></a>;</div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keyword">using </span><a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">const_reference</a> = <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference<channel_const_reference,ColorSpace></a>;</div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> </div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>(ChannelReference v0, ChannelReference v1)</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> : parent_t(v0, v1)</div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> {}</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>(ChannelReference v0, ChannelReference v1, ChannelReference v2)</div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> : parent_t(v0, v1, v2)</div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> {}</div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> </div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>(ChannelReference v0, ChannelReference v1, ChannelReference v2, ChannelReference v3)</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> : parent_t(v0, v1, v2, v3)</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> {}</div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> </div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>(ChannelReference v0, ChannelReference v1, ChannelReference v2, ChannelReference v3, ChannelReference v4)</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> : parent_t(v0, v1, v2, v3, v4)</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> {}</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> </div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>(ChannelReference v0, ChannelReference v1, ChannelReference v2, ChannelReference v3, ChannelReference v4, ChannelReference v5)</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> : parent_t(v0, v1, v2, v3, v4, v5)</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> {}</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>(<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a> <span class="keyword">const</span>& p) : parent_t(p) {}</div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> </div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="comment">// TODO: What is the purpose of returning via const reference?</span></div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keyword">auto</span> operator=(<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a> <span class="keyword">const</span>& p) <span class="keyword">const</span> -> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a> <span class="keyword">const</span>&</div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> {</div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> static_copy(p, *<span class="keyword">this</span>);</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> }</div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> </div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Pixel></div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>(Pixel <span class="keyword">const</span>& p) : parent_t(p)</div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> {</div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> check_compatible<Pixel>();</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> }</div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> </div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="comment">// TODO: What is the purpose of returning via const reference?</span></div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Pixel></div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keyword">auto</span> operator=(Pixel <span class="keyword">const</span>& p) <span class="keyword">const</span> -> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a> <span class="keyword">const</span>&</div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> {</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> check_compatible<Pixel>();</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> static_copy(p, *<span class="keyword">this</span>);</div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> }</div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> </div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="comment">// PERFORMANCE_CHECK: Is this constructor necessary?</span></div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelV, <span class="keyword">typename</span> Mapping></div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>(<a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">pixel</a><ChannelV, <a class="code hl_struct" href="structboost_1_1gil_1_1layout.html">layout<ColorSpace, Mapping></a>>& p)</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> : parent_t(p)</div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> {</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> check_compatible<pixel<ChannelV, layout<ColorSpace, Mapping>>>();</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> }</div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> </div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// Construct at offset from a given location</span></div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelPtr></div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>(<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__iterator.html">planar_pixel_iterator<ChannelPtr, ColorSpace></a> <span class="keyword">const</span>& p, std::ptrdiff_t diff)</div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> : parent_t(p, diff)</div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> {}</div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> </div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span><span class="comment">// This overload is necessary for a compiler implementing Core Issue 574</span></div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span><span class="comment">// to prevent generation of an implicit copy assignment operator (the reason</span></div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span><span class="comment">// for generating implicit copy assignment operator is that according to</span></div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span><span class="comment">// Core Issue 574, a cv-qualified assignment operator is not considered</span></div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span><span class="comment">// "copy assignment operator").</span></div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span><span class="comment">// EDG implemented Core Issue 574 starting with EDG Version 3.8. I'm not</span></div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span><span class="comment">// sure why they did it for a template member function as well.</span></div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span><span class="preprocessor">#if BOOST_WORKAROUND(__HP_aCC, >= 61700) || BOOST_WORKAROUND(__INTEL_COMPILER, >= 1000)</span></div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>& operator=(<span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>& p) { static_copy(p,*<span class="keyword">this</span>); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keyword">template</span> <<span class="keyword">typename</span> P> <span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a>& operator=(<span class="keyword">const</span> P& p) { check_compatible<P>(); static_copy(p,*<span class="keyword">this</span>); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span><span class="preprocessor">#endif</span></div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> </div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Pixel></div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <span class="keywordtype">bool</span> operator==(Pixel <span class="keyword">const</span>& p)<span class="keyword"> const</span></div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span><span class="keyword"> </span>{</div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> check_compatible<Pixel>();</div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="keywordflow">return</span> static_equal(*<span class="keyword">this</span>, p);</div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> }</div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> </div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Pixel></div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <span class="keywordtype">bool</span> operator!=(Pixel <span class="keyword">const</span> &p)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> !(*<span class="keyword">this</span> == p); }</div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> </div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="keyword">auto</span> operator[](std::size_t i) <span class="keyword">const</span> -> ChannelReference { <span class="keywordflow">return</span> this->at_c_dynamic(i); }</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="keyword">auto</span> operator->() <span class="keyword">const</span> -> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a> <span class="keyword">const</span>* { <span class="keywordflow">return</span> <span class="keyword">this</span>; }</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> </div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Pixel></div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <span class="keyword">static</span> <span class="keywordtype">void</span> check_compatible()</div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> {</div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> gil_function_requires<PixelsCompatibleConcept<Pixel, planar_pixel_reference>>();</div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> }</div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span>};</div>
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</div>
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<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> </div>
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<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span><span class="comment">// ColorBasedConcept</span></div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> </div>
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span><span class="keyword">template</span> <<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace, <span class="keywordtype">int</span> K></div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span><span class="keyword">struct </span>kth_element_type<<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a><ChannelReference, ColorSpace>, K></div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span>{</div>
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<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keyword">using </span>type = ChannelReference;</div>
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<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span>};</div>
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> </div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span><span class="keyword">template</span> <<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace, <span class="keywordtype">int</span> K></div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span><span class="keyword">struct </span>kth_element_reference_type</div>
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<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <</div>
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<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> planar_pixel_reference<ChannelReference, ColorSpace>,</div>
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<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> K</div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> ></div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span>{</div>
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="keyword">using </span>type = ChannelReference;</div>
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<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span>};</div>
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<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> </div>
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<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span><span class="keyword">template</span> <<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace, <span class="keywordtype">int</span> K></div>
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<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span><span class="keyword">struct </span>kth_element_const_reference_type</div>
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<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <</div>
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<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> planar_pixel_reference<ChannelReference, ColorSpace>,</div>
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<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> K</div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> ></div>
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<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> : std::add_lvalue_reference<typename std::add_const<ChannelReference>::type></div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span>{</div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// using type = typename channel_traits<ChannelReference>::const_reference;</span></div>
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<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span>};</div>
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<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> </div>
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span><span class="comment">// PixelConcept</span></div>
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<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> </div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span><span class="keyword">template</span> <<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace></div>
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<div class="foldopen" id="foldopen00194" data-start="{" data-end="};">
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<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1is__pixel_3_01planar__pixel__reference_3_01_channel_reference_00_01_color_space_01_4_01_4.html"> 194</a></span><span class="keyword">struct </span>is_pixel< <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a><ChannelReference, ColorSpace>></div>
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<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> : std::true_type</div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span>{};</div>
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</div>
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<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> </div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span><span class="comment">// HomogeneousPixelBasedConcept</span></div>
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<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> </div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span><span class="keyword">template</span> <<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace></div>
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<div class="foldopen" id="foldopen00205" data-start="{" data-end="};">
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1color__space__type_3_01planar__pixel__reference_3_01_channel_reference_00_01_color_space_01_4_01_4.html"> 205</a></span><span class="keyword">struct </span>color_space_type<<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a><ChannelReference,ColorSpace> > {</div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="keyword">using </span>type = ColorSpace;</div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span>};</div>
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</div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> </div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span><span class="keyword">template</span> <<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace></div>
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<div class="foldopen" id="foldopen00212" data-start="{" data-end="};">
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<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1channel__mapping__type_3_01planar__pixel__reference_3_01_channel_reference_00_01_color_space_01_4_01_4.html"> 212</a></span><span class="keyword">struct </span>channel_mapping_type<<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a><ChannelReference,ColorSpace> > {</div>
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<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="keyword">using </span>type = <span class="keyword">typename</span> layout<ColorSpace>::channel_mapping_t;</div>
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<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span>};</div>
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</div>
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<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> </div>
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<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span><span class="keyword">template</span> <<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace></div>
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<div class="foldopen" id="foldopen00219" data-start="{" data-end="};">
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1is__planar_3_01planar__pixel__reference_3_01_channel_reference_00_01_color_space_01_4_01_4.html"> 219</a></span><span class="keyword">struct </span>is_planar<<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a><ChannelReference, ColorSpace>></div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> : std::true_type</div>
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<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span>{};</div>
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</div>
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<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> </div>
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<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span><span class="keyword">template</span> <<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace></div>
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<div class="foldopen" id="foldopen00226" data-start="{" data-end="};">
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<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1channel__type_3_01planar__pixel__reference_3_01_channel_reference_00_01_color_space_01_4_01_4.html"> 226</a></span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1channel__type.html">channel_type</a><<a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">planar_pixel_reference</a><ChannelReference,ColorSpace> > {</div>
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<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> <span class="keyword">using </span>type = <span class="keyword">typename</span> channel_traits<ChannelReference>::value_type;</div>
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<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span>};</div>
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</div>
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<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> </div>
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<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span>}} <span class="comment">// namespace boost::gil</span></div>
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<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> </div>
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<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span><span class="keyword">namespace </span>std {</div>
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<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span><span class="comment">// We are forced to define swap inside std namespace because on some platforms (Visual Studio 8) STL calls swap qualified.</span></div>
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<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span><span class="comment">// swap with 'left bias':</span></div>
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<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span><span class="comment">// - swap between proxy and anything</span></div>
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<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span><span class="comment">// - swap between value type and proxy</span></div>
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<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span><span class="comment">// - swap between proxy and proxy</span></div>
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<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span><span class="comment">// Having three overloads allows us to swap between different (but compatible) models of PixelConcept</span></div>
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<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> </div>
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<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span><span class="keyword">template</span> <<span class="keyword">typename</span> CR, <span class="keyword">typename</span> CS, <span class="keyword">typename</span> R> <span class="keyword">inline</span></div>
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<div class="foldopen" id="foldopen00243" data-start="{" data-end="}">
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<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"><a class="line" href="group___pixel_model_planar_ref.html#ga9aed26e104ce2ee69d0813638a77bc09"> 243</a></span><span class="keywordtype">void</span> swap(<span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">boost::gil::planar_pixel_reference<CR,CS></a> x, R& y) {</div>
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<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> boost::gil::swap_proxy<typename boost::gil::planar_pixel_reference<CR,CS>::value_type>(x,y);</div>
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<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span>}</div>
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</div>
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<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> </div>
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<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span><span class="keyword">template</span> <<span class="keyword">typename</span> CR, <span class="keyword">typename</span> CS> <span class="keyword">inline</span></div>
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<div class="foldopen" id="foldopen00250" data-start="{" data-end="}">
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<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"><a class="line" href="group___pixel_model_planar_ref.html#gaefa715e5679ecc45d6f6deaa494d39b8"> 250</a></span><span class="keywordtype">void</span> swap(<span class="keyword">typename</span> <a class="code hl_struct" href="structboost_1_1gil_1_1pixel.html">boost::gil::planar_pixel_reference<CR,CS>::value_type</a>& x, <span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">boost::gil::planar_pixel_reference<CR,CS></a> y) {</div>
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<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> boost::gil::swap_proxy<typename boost::gil::planar_pixel_reference<CR,CS>::value_type>(x,y);</div>
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<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span>}</div>
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</div>
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<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> </div>
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<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span><span class="keyword">template</span> <<span class="keyword">typename</span> CR, <span class="keyword">typename</span> CS> <span class="keyword">inline</span></div>
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<div class="foldopen" id="foldopen00257" data-start="{" data-end="}">
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<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"><a class="line" href="group___pixel_model_planar_ref.html#gabddf4425bf12b34dc471f1a3eac9748a"> 257</a></span><span class="keywordtype">void</span> swap(<span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">boost::gil::planar_pixel_reference<CR,CS></a> x, <span class="keyword">const</span> <a class="code hl_struct" href="structboost_1_1gil_1_1planar__pixel__reference.html">boost::gil::planar_pixel_reference<CR,CS></a> y) {</div>
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<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> boost::gil::swap_proxy<typename boost::gil::planar_pixel_reference<CR,CS>::value_type>(x,y);</div>
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<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span>}</div>
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</div>
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<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> </div>
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<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span>} <span class="comment">// namespace std</span></div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> </div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span><span class="preprocessor">#endif</span></div>
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<div class="ttc" id="anamespaceboost_html"><div class="ttname"><a href="namespaceboost.html">boost</a></div><div class="ttdoc">defined(BOOST_NO_CXX17_HDR_MEMORY_RESOURCE)</div><div class="ttdef"><b>Definition</b> algorithm.hpp:36</div></div>
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<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>
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<div class="ttc" id="astructboost_1_1gil_1_1layout_html"><div class="ttname"><a href="structboost_1_1gil_1_1layout.html">boost::gil::layout</a></div><div class="ttdoc">Represents a color space and ordering of channels in memory.</div><div class="ttdef"><b>Definition</b> utilities.hpp:268</div></div>
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<div class="ttc" id="astructboost_1_1gil_1_1pixel_html"><div class="ttname"><a href="structboost_1_1gil_1_1pixel.html">boost::gil::pixel</a></div><div class="ttdoc">Represents a pixel value (a container of channels). Models: HomogeneousColorBaseValueConcept,...</div><div class="ttdef"><b>Definition</b> pixel.hpp:106</div></div>
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<div class="ttc" id="astructboost_1_1gil_1_1planar__pixel__iterator_html"><div class="ttname"><a href="structboost_1_1gil_1_1planar__pixel__iterator.html">boost::gil::planar_pixel_iterator</a></div><div class="ttdoc">An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept,...</div><div class="ttdef"><b>Definition</b> planar_pixel_iterator.hpp:58</div></div>
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<div class="ttc" id="astructboost_1_1gil_1_1planar__pixel__reference_html"><div class="ttname"><a href="structboost_1_1gil_1_1planar__pixel__reference.html">boost::gil::planar_pixel_reference</a></div><div class="ttdoc">A reference proxy to a planar pixel.</div><div class="ttdef"><b>Definition</b> planar_pixel_reference.hpp:46</div></div>
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