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<h1>itkLabelToRGBFunctor.h</h1><a href="itkLabelToRGBFunctor_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*=========================================================================</span>
<a name="l00002"></a>00002 <span class="comment"></span>
<a name="l00003"></a>00003 <span class="comment"> Program: Insight Segmentation & Registration Toolkit</span>
<a name="l00004"></a>00004 <span class="comment"> Module: $RCSfile: itkLabelToRGBFunctor.h,v $</span>
<a name="l00005"></a>00005 <span class="comment"> Language: C++</span>
<a name="l00006"></a>00006 <span class="comment"> Date: $Date: 2009-02-24 19:03:15 $</span>
<a name="l00007"></a>00007 <span class="comment"> Version: $Revision: 1.9 $</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> Copyright (c) Insight Software Consortium. All rights reserved.</span>
<a name="l00010"></a>00010 <span class="comment"> See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.</span>
<a name="l00011"></a>00011 <span class="comment"></span>
<a name="l00012"></a>00012 <span class="comment"> This software is distributed WITHOUT ANY WARRANTY; without even </span>
<a name="l00013"></a>00013 <span class="comment"> the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR </span>
<a name="l00014"></a>00014 <span class="comment"> PURPOSE. See the above copyright notices for more information.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment">=========================================================================*/</span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018 <span class="preprocessor">#ifndef __itkLabelToRGBFunctor_h</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">#define __itkLabelToRGBFunctor_h</span>
<a name="l00020"></a>00020 <span class="preprocessor"></span>
<a name="l00021"></a>00021 <span class="keyword">namespace </span>itk
<a name="l00022"></a>00022 {
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="keyword">namespace </span>Functor {
<a name="l00025"></a>00025
<a name="l00040"></a>00040 <span class="keyword">template</span>< <span class="keyword">class</span> TLabel, <span class="keyword">class</span> TRGBPixel >
<a name="l00041"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html">00041</a> <span class="keyword">class </span><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html" title="Functor for converting labels into RGB triplets.">LabelToRGBFunctor</a>
<a name="l00042"></a>00042 {
<a name="l00043"></a>00043 <span class="keyword">public</span>:
<a name="l00044"></a>00044
<a name="l00045"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#4f16bd5a8ca93b8758a072042b11a58a">00045</a> <span class="keyword">typedef</span> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html" title="Functor for converting labels into RGB triplets.">LabelToRGBFunctor</a> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html" title="Functor for converting labels into RGB triplets.">Self</a>;
<a name="l00046"></a>00046
<a name="l00047"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#f7602684006dd55ff3cf123bcd411374">00047</a> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#f7602684006dd55ff3cf123bcd411374">LabelToRGBFunctor</a>()
<a name="l00048"></a>00048 {
<a name="l00049"></a>00049
<a name="l00050"></a>00050 TRGBPixel rgbPixel;
<a name="l00051"></a>00051 <span class="keyword">typedef</span> <span class="keyword">typename</span> TRGBPixel::ValueType ValueType;
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="comment">// the following colors are from "R", and named:</span>
<a name="l00054"></a>00054 <span class="comment">// "red" "green3" "blue" "cyan"</span>
<a name="l00055"></a>00055 <span class="comment">//"magenta" "darkorange1" "darkgreen" "blueviolet"</span>
<a name="l00056"></a>00056 <span class="comment">//"brown4" "navy" "yellow4" "violetred1"</span>
<a name="l00057"></a>00057 <span class="comment">//"salmon4" "turquoise4" "sienna3" "darkorchid1"</span>
<a name="l00058"></a>00058 <span class="comment">//"springgreen4" "mediumvioletred" "orangered3" "lightseagreen"</span>
<a name="l00059"></a>00059 <span class="comment">//"slateblue" "deeppink1" "aquamarine4" "royalblue1"</span>
<a name="l00060"></a>00060 <span class="comment">//"tomato3" "mediumblue" "violetred4" "darkmagenta"</span>
<a name="l00061"></a>00061 <span class="comment">//"violet" "red4"</span>
<a name="l00062"></a>00062 <span class="comment">// They are a good selection of distinct colours for plotting and</span>
<a name="l00063"></a>00063 <span class="comment">// overlays.</span>
<a name="l00064"></a>00064
<a name="l00065"></a>00065 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 255, 0, 0 );
<a name="l00066"></a>00066 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 0, 205, 0 );
<a name="l00067"></a>00067 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 0, 0, 255 );
<a name="l00068"></a>00068 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 0, 255, 255 );
<a name="l00069"></a>00069 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 255, 0, 255 );
<a name="l00070"></a>00070 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 255, 127, 0 );
<a name="l00071"></a>00071 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 0, 100, 0 );
<a name="l00072"></a>00072 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 138, 43, 226 );
<a name="l00073"></a>00073 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 139, 35, 35 );
<a name="l00074"></a>00074 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 0, 0, 128 );
<a name="l00075"></a>00075 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 139, 139, 0 );
<a name="l00076"></a>00076 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 255, 62, 150 );
<a name="l00077"></a>00077 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 139, 76, 57 );
<a name="l00078"></a>00078 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 0, 134, 139 );
<a name="l00079"></a>00079 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 205, 104, 57 );
<a name="l00080"></a>00080 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 191, 62, 255 );
<a name="l00081"></a>00081 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 0, 139, 69 );
<a name="l00082"></a>00082 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 199, 21, 133 );
<a name="l00083"></a>00083 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 205, 55, 0 );
<a name="l00084"></a>00084 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 32, 178, 170 );
<a name="l00085"></a>00085 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 106, 90, 205 );
<a name="l00086"></a>00086 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 255, 20, 147 );
<a name="l00087"></a>00087 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 69, 139, 116 );
<a name="l00088"></a>00088 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 72, 118, 255 );
<a name="l00089"></a>00089 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 205, 79, 57 );
<a name="l00090"></a>00090 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 0, 0, 205 );
<a name="l00091"></a>00091 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 139, 34, 82 );
<a name="l00092"></a>00092 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 139, 0, 139 );
<a name="l00093"></a>00093 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 238, 130, 238 );
<a name="l00094"></a>00094 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>( 139, 0, 0 );
<a name="l00095"></a>00095
<a name="l00096"></a>00096 <span class="comment">// provide some default value for external use (outside LabelToRGBImageFilter)</span>
<a name="l00097"></a>00097 <span class="comment">// Inside LabelToRGBImageFilter, the values are always initialized</span>
<a name="l00098"></a>00098 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ab0d9e2226c235b73d970f8e1f8c01fd">m_BackgroundColor</a>.Fill( NumericTraits<ValueType>::Zero );
<a name="l00099"></a>00099 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#c42aa056316d72a056bdbd2b3a23d3a0">m_BackgroundValue</a> = NumericTraits<TLabel>::Zero;
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101
<a name="l00102"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#1d3501851590f2d8225b447a48835cfe">00102</a> <span class="keyword">inline</span> TRGBPixel <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#1d3501851590f2d8225b447a48835cfe">operator()</a>( <span class="keyword">const</span> TLabel & p)<span class="keyword"> const</span>
<a name="l00103"></a>00103 <span class="keyword"> </span>{
<a name="l00104"></a>00104 <span class="comment">// value is background</span>
<a name="l00105"></a>00105 <span class="comment">// return a gray pixel with the same intensity than the label pixel</span>
<a name="l00106"></a>00106 <span class="keywordflow">if</span>( p == <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#c42aa056316d72a056bdbd2b3a23d3a0">m_BackgroundValue</a> )
<a name="l00107"></a>00107 {
<a name="l00108"></a>00108 <span class="keywordflow">return</span> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ab0d9e2226c235b73d970f8e1f8c01fd">m_BackgroundColor</a>;
<a name="l00109"></a>00109 }
<a name="l00110"></a>00110
<a name="l00111"></a>00111 <span class="comment">// else, return a colored pixel from the color table</span>
<a name="l00112"></a>00112 <span class="keywordflow">return</span> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ae15212714da19770d514f637d5baa9a">m_Colors</a>[ p % <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ae15212714da19770d514f637d5baa9a">m_Colors</a>.size()];
<a name="l00113"></a>00113 }
<a name="l00114"></a>00114
<a name="l00115"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">00115</a> <span class="keywordtype">void</span> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ce30b8975b7ad5573e79f17821a48990">AddColor</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> r, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> g, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> b)
<a name="l00116"></a>00116 {
<a name="l00117"></a>00117 TRGBPixel rgbPixel;
<a name="l00118"></a>00118 <span class="keyword">typedef</span> <span class="keyword">typename</span> TRGBPixel::ValueType ValueType;
<a name="l00119"></a>00119
<a name="l00120"></a>00120 ValueType m = NumericTraits< ValueType >::max();
<a name="l00121"></a>00121
<a name="l00122"></a>00122 rgbPixel.Set( static_cast< ValueType >( static_cast< double >( r ) / 255 * m ),
<a name="l00123"></a>00123 static_cast< ValueType >( static_cast< double >( g ) / 255 * m ),
<a name="l00124"></a>00124 static_cast< ValueType >( static_cast< double >( b ) / 255 * m ) );
<a name="l00125"></a>00125 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ae15212714da19770d514f637d5baa9a">m_Colors</a>.push_back( rgbPixel );
<a name="l00126"></a>00126 }
<a name="l00127"></a>00127
<a name="l00128"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#0bb8128e341e27c0e876bb75e55fcecc">00128</a> <span class="keywordtype">bool</span> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#0bb8128e341e27c0e876bb75e55fcecc">operator != </a>(<span class="keyword">const</span> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html" title="Functor for converting labels into RGB triplets.">Self</a> &l)<span class="keyword"> const</span>
<a name="l00129"></a>00129 <span class="keyword"> </span>{
<a name="l00130"></a>00130 <span class="keyword">const</span> <span class="keywordtype">bool</span> areDifferent = <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ab0d9e2226c235b73d970f8e1f8c01fd">m_BackgroundColor</a> != l.<a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ab0d9e2226c235b73d970f8e1f8c01fd">m_BackgroundColor</a> ||
<a name="l00131"></a>00131 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#c42aa056316d72a056bdbd2b3a23d3a0">m_BackgroundValue</a> != l.<a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#c42aa056316d72a056bdbd2b3a23d3a0">m_BackgroundValue</a>;
<a name="l00132"></a>00132 <span class="keywordflow">return</span> areDifferent;
<a name="l00133"></a>00133 }
<a name="l00134"></a>00134
<a name="l00135"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#d66b78fa6fd641e2efaad5090416f7df">00135</a> <span class="keywordtype">bool</span> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#d66b78fa6fd641e2efaad5090416f7df">operator==</a>( <span class="keyword">const</span> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html" title="Functor for converting labels into RGB triplets.">Self</a> & other )<span class="keyword"> const</span>
<a name="l00136"></a>00136 <span class="keyword"> </span>{
<a name="l00137"></a>00137 <span class="keywordflow">return</span> !(*<span class="keyword">this</span> != other);
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139
<a name="l00140"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#f24f3b9ed8ee6f259ddca89944a7766b">00140</a> <span class="keywordtype">void</span> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#f24f3b9ed8ee6f259ddca89944a7766b">SetBackgroundValue</a>( TLabel v )
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#c42aa056316d72a056bdbd2b3a23d3a0">m_BackgroundValue</a> = v;
<a name="l00143"></a>00143 }
<a name="l00144"></a>00144
<a name="l00145"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#9698bb4c2cbc39df07a1fd12bf9d49da">00145</a> <span class="keywordtype">void</span> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#9698bb4c2cbc39df07a1fd12bf9d49da">SetBackgroundColor</a>( TRGBPixel rgb )
<a name="l00146"></a>00146 {
<a name="l00147"></a>00147 <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ab0d9e2226c235b73d970f8e1f8c01fd">m_BackgroundColor</a> = rgb;
<a name="l00148"></a>00148 }
<a name="l00149"></a>00149
<a name="l00150"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#a1c74ceedbe4f4345f721d406579128c">00150</a> <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#a1c74ceedbe4f4345f721d406579128c">~LabelToRGBFunctor</a>() {}
<a name="l00151"></a>00151
<a name="l00152"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ae15212714da19770d514f637d5baa9a">00152</a> std::vector< TRGBPixel > <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ae15212714da19770d514f637d5baa9a">m_Colors</a>;
<a name="l00153"></a>00153
<a name="l00154"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ab0d9e2226c235b73d970f8e1f8c01fd">00154</a> TRGBPixel <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#ab0d9e2226c235b73d970f8e1f8c01fd">m_BackgroundColor</a>;
<a name="l00155"></a>00155
<a name="l00156"></a><a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#c42aa056316d72a056bdbd2b3a23d3a0">00156</a> TLabel <a class="code" href="classitk_1_1Functor_1_1LabelToRGBFunctor.html#c42aa056316d72a056bdbd2b3a23d3a0">m_BackgroundValue</a>;
<a name="l00157"></a>00157
<a name="l00158"></a>00158 };
<a name="l00159"></a>00159 } <span class="comment">// end namespace functor</span>
<a name="l00160"></a>00160
<a name="l00161"></a>00161 } <span class="comment">// end namespace itk</span>
<a name="l00162"></a>00162
<a name="l00163"></a>00163 <span class="preprocessor">#endif</span>
<a name="l00164"></a>00164 <span class="preprocessor"></span>
</pre></div></div>
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</a> 1.5.9 written by <a href="mailto:dimitri@stack.nl">Dimitri van Heesch</a>,
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