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<h1>itkVectorIndexSelectionCastImageFilter.h</h1><a href="itkVectorIndexSelectionCastImageFilter_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: itkVectorIndexSelectionCastImageFilter.h,v $</span>
<a name="l00005"></a>00005 <span class="comment"> Language: C++</span>
<a name="l00006"></a>00006 <span class="comment"> Date: $Date: 2008-10-17 20:50:03 $</span>
<a name="l00007"></a>00007 <span class="comment"> Version: $Revision: 1.15 $</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 <span class="preprocessor">#ifndef __itkVectorIndexSelectionCastImageFilter_h</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define __itkVectorIndexSelectionCastImageFilter_h</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span>
<a name="l00020"></a>00020 <span class="preprocessor">#include "<a class="code" href="itkUnaryFunctorImageFilter_8h.html">itkUnaryFunctorImageFilter.h</a>"</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="keyword">namespace </span>itk
<a name="l00023"></a>00023 {
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="keyword">namespace </span>Functor {
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="keyword">template</span>< <span class="keyword">class</span> TInput, <span class="keyword">class</span> TOutput>
<a name="l00028"></a><a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html">00028</a> <span class="keyword">class </span><a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html">VectorIndexSelectionCast</a>
<a name="l00029"></a>00029 {
<a name="l00030"></a>00030 <span class="keyword">public</span>:
<a name="l00031"></a><a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#d80d4fa133fafaf4f2e4a4faafda9c25">00031</a> <a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#d80d4fa133fafaf4f2e4a4faafda9c25">VectorIndexSelectionCast</a>() {m_Index = 0;}
<a name="l00032"></a><a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#074a1bc67730c9e858667db1962cd115">00032</a> <a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#074a1bc67730c9e858667db1962cd115">~VectorIndexSelectionCast</a>() {}
<a name="l00033"></a>00033
<a name="l00034"></a><a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#45788162da57420f461634a572e3ff57">00034</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#45788162da57420f461634a572e3ff57">GetIndex</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_Index; }
<a name="l00035"></a><a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#df00071fb130088a1bfe71d7376dfe67">00035</a> <span class="keywordtype">void</span> <a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#df00071fb130088a1bfe71d7376dfe67">SetIndex</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i) { m_Index = i; }
<a name="l00036"></a>00036
<a name="l00037"></a><a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#0951950aeb2c60123eaa75e2f30dae23">00037</a> <span class="keywordtype">bool</span> <a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#0951950aeb2c60123eaa75e2f30dae23">operator!=</a>( <span class="keyword">const</span> <a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html">VectorIndexSelectionCast</a> & other )<span class="keyword"> const</span>
<a name="l00038"></a>00038 <span class="keyword"> </span>{
<a name="l00039"></a>00039 <span class="keywordflow">if</span>( m_Index != other.m_Index )
<a name="l00040"></a>00040 {
<a name="l00041"></a>00041 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00044"></a>00044 }
<a name="l00045"></a><a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#14ce7daff16cd62926b2a6e47c6eaf35">00045</a> <span class="keywordtype">bool</span> <a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#14ce7daff16cd62926b2a6e47c6eaf35">operator==</a>( <span class="keyword">const</span> <a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html">VectorIndexSelectionCast</a> & other )<span class="keyword"> const</span>
<a name="l00046"></a>00046 <span class="keyword"> </span>{
<a name="l00047"></a>00047 <span class="keywordflow">return</span> !(*<span class="keyword">this</span> != other);
<a name="l00048"></a>00048 }
<a name="l00049"></a><a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#9d3d111024f00276caa733b726b0972a">00049</a> <span class="keyword">inline</span> TOutput <a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html#9d3d111024f00276caa733b726b0972a">operator()</a>( <span class="keyword">const</span> TInput & <a class="code" href="classA.html">A</a> )
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051 <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>TOutput<span class="keyword">></span>( A[m_Index] );
<a name="l00052"></a>00052 }
<a name="l00053"></a>00053
<a name="l00054"></a>00054 <span class="keyword">private</span>:
<a name="l00055"></a>00055 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_Index;
<a name="l00056"></a>00056 };
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058
<a name="l00076"></a>00076 <span class="keyword">template</span> <<span class="keyword">class</span> TInputImage, <span class="keyword">class</span> TOutputImage>
<a name="l00077"></a><a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html">00077</a> <span class="keyword">class </span><a class="code" href="itkWin32Header_8h.html#7d4384322557205d75f0719c012dded6">ITK_EXPORT</a> <a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html" title="Extracts the selected index of the vector that is the input pixel type.">VectorIndexSelectionCastImageFilter</a> :
<a name="l00078"></a>00078 <span class="keyword">public</span>
<a name="l00079"></a>00079 <a class="code" href="classitk_1_1UnaryFunctorImageFilter.html" title="Implements pixel-wise generic operation on one image.">UnaryFunctorImageFilter</a><TInputImage,TOutputImage,
<a name="l00080"></a>00080 Functor::VectorIndexSelectionCast< typename TInputImage::PixelType,
<a name="l00081"></a>00081 typename TOutputImage::PixelType> >
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083 <span class="keyword">public</span>:
<a name="l00085"></a><a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#af39e35847a885c1137ceb7f47eab16e">00085</a> <span class="keyword">typedef</span> <a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html" title="Extracts the selected index of the vector that is the input pixel type.">VectorIndexSelectionCastImageFilter</a> <a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html" title="Extracts the selected index of the vector that is the input pixel type.">Self</a>;
<a name="l00086"></a>00086 <span class="keyword">typedef</span> <a class="code" href="classitk_1_1UnaryFunctorImageFilter.html" title="Implements pixel-wise generic operation on one image.">UnaryFunctorImageFilter</a><
<a name="l00087"></a>00087 TInputImage,TOutputImage,
<a name="l00088"></a>00088 <a class="code" href="classitk_1_1Functor_1_1VectorIndexSelectionCast.html">Functor::VectorIndexSelectionCast</a>< <span class="keyword">typename</span> TInputImage::PixelType,
<a name="l00089"></a>00089 <span class="keyword">typename</span> TOutputImage::PixelType> >
<a name="l00090"></a><a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#1df45e9c216e37873feddf67424eecec">00090</a> <a class="code" href="classitk_1_1UnaryFunctorImageFilter.html" title="Implements pixel-wise generic operation on one image.">Superclass</a>;
<a name="l00091"></a><a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#03bd630d0e2a4ca0a4c184e546974740">00091</a> <span class="keyword">typedef</span> <a class="code" href="classitk_1_1SmartPointer.html">SmartPointer<Self></a> <a class="code" href="classitk_1_1SmartPointer.html">Pointer</a>;
<a name="l00092"></a><a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#e0a62bbfcb46cf60a5d8c0bb77d57057">00092</a> <span class="keyword">typedef</span> <a class="code" href="classitk_1_1SmartPointer.html">SmartPointer<const Self></a> <a class="code" href="classitk_1_1SmartPointer.html">ConstPointer</a>;
<a name="l00093"></a>00093
<a name="l00095"></a>00095 <a class="code" href="itkMacro_8h.html#0fdc15685afa271857c57e7cd482f30c">itkNewMacro</a>(<a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html" title="Extracts the selected index of the vector that is the input pixel type.">Self</a>);
<a name="l00096"></a>00096
<a name="l00098"></a>00098 <a class="code" href="itkMacro_8h.html#574c1f86661d409dd32c742307a0e96a">itkTypeMacro</a>(<a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html" title="Extracts the selected index of the vector that is the input pixel type.">VectorIndexSelectionCastImageFilter</a>,
<a name="l00099"></a>00099 <a class="code" href="classitk_1_1UnaryFunctorImageFilter.html" title="Implements pixel-wise generic operation on one image.">UnaryFunctorImageFilter</a>);
<a name="l00100"></a>00100
<a name="l00102"></a><a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#236967d4ed9340a782ccd5b5d519626a">00102</a> <span class="keywordtype">void</span> SetIndex(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i)
<a name="l00103"></a>00103 {
<a name="l00104"></a>00104 <span class="keywordflow">if</span> (i != this->GetFunctor().GetIndex())
<a name="l00105"></a>00105 {
<a name="l00106"></a>00106 this->GetFunctor().SetIndex(i);
<a name="l00107"></a>00107 this->Modified();
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109 }
<a name="l00110"></a><a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#c95cfb3855feaea9646c95a2589164e3">00110</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetIndex(<span class="keywordtype">void</span>)<span class="keyword"> const </span>
<a name="l00111"></a>00111 <span class="keyword"> </span>{
<a name="l00112"></a>00112 <span class="keywordflow">return</span> this->GetFunctor().GetIndex();
<a name="l00113"></a>00113 }
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <span class="preprocessor">#ifdef ITK_USE_CONCEPT_CHECKING</span>
<a name="l00117"></a>00117 <span class="preprocessor"></span>
<a name="l00118"></a>00118 <a class="code" href="itkConceptChecking_8h.html#009eae6c305d9c390972159815e6a710">itkConceptMacro</a>(InputHasNumericTraitsCheck,
<a name="l00119"></a>00119 (<a class="code" href="structitk_1_1Concept_1_1HasNumericTraits.html">Concept::HasNumericTraits<typename TInputImage::PixelType::ValueType></a>));
<a name="l00120"></a>00120
<a name="l00122"></a>00122 <span class="preprocessor">#endif</span>
<a name="l00123"></a>00123 <span class="preprocessor"></span>
<a name="l00124"></a>00124 <span class="keyword">protected</span>:
<a name="l00125"></a><a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#a19570446365013afee06f73ba415d84">00125</a> <a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#a19570446365013afee06f73ba415d84">VectorIndexSelectionCastImageFilter</a>() {}
<a name="l00126"></a><a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#3a4075b46057492bbfc081091becf2fe">00126</a> <span class="keyword">virtual</span> <a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#3a4075b46057492bbfc081091becf2fe">~VectorIndexSelectionCastImageFilter</a>() {}
<a name="l00127"></a>00127
<a name="l00128"></a><a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html#d478df77c6b7dc2da9497a91d44fdf04">00128</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> BeforeThreadedGenerateData()
<a name="l00129"></a>00129 {
<a name="l00130"></a>00130 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> index = this->GetIndex();
<a name="l00131"></a>00131 <span class="keyword">const</span> TInputImage * image = this->GetInput();
<a name="l00132"></a>00132
<a name="l00133"></a>00133 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> numberOfRunTimeComponents =
<a name="l00134"></a>00134 image->GetNumberOfComponentsPerPixel();
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="keyword">typedef</span> <span class="keyword">typename</span> TInputImage::PixelType PixelType;
<a name="l00137"></a>00137
<a name="l00138"></a>00138 <span class="keyword">typedef</span> <span class="keyword">typename</span> itk::NumericTraits< PixelType >::RealType
<a name="l00139"></a>00139 PixelRealType;
<a name="l00140"></a>00140
<a name="l00141"></a>00141 <span class="keyword">typedef</span> <span class="keyword">typename</span> itk::NumericTraits< PixelType >::ScalarRealType
<a name="l00142"></a>00142 PixelScalarRealType;
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> numberOfCompileTimeComponents =
<a name="l00145"></a>00145 <span class="keyword">sizeof</span>( PixelRealType ) / <span class="keyword">sizeof</span>( PixelScalarRealType );
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> numberOfComponents = numberOfRunTimeComponents;
<a name="l00148"></a>00148
<a name="l00149"></a>00149 <span class="keywordflow">if</span>( numberOfCompileTimeComponents > numberOfRunTimeComponents )
<a name="l00150"></a>00150 {
<a name="l00151"></a>00151 numberOfComponents = numberOfCompileTimeComponents;
<a name="l00152"></a>00152 }
<a name="l00153"></a>00153
<a name="l00154"></a>00154 <span class="keywordflow">if</span>( index >= numberOfComponents )
<a name="l00155"></a>00155 {
<a name="l00156"></a>00156 <a class="code" href="itkMacro_8h.html#c51de1a715471e7fd0f2e481a70fa1f8">itkExceptionMacro</a>(
<a name="l00157"></a>00157 << <span class="stringliteral">"Selected index = "</span> << index
<a name="l00158"></a>00158 << <span class="stringliteral">" is greater than the number of components = "</span>
<a name="l00159"></a>00159 << numberOfComponents );
<a name="l00160"></a>00160 }
<a name="l00161"></a>00161 }
<a name="l00162"></a>00162
<a name="l00163"></a>00163
<a name="l00164"></a>00164 <span class="keyword">private</span>:
<a name="l00165"></a>00165 <a class="code" href="classitk_1_1VectorIndexSelectionCastImageFilter.html" title="Extracts the selected index of the vector that is the input pixel type.">VectorIndexSelectionCastImageFilter</a>(<span class="keyword">const</span> <a class="code" href="namespaceHardConnectedComponentImageFilter.html#ac7d0120fe5292cdcdddb6163b8cb150">Self</a>&); <span class="comment">//purposely not implemented</span>
<a name="l00166"></a>00166 <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="namespaceHardConnectedComponentImageFilter.html#ac7d0120fe5292cdcdddb6163b8cb150">Self</a>&); <span class="comment">//purposely not implemented</span>
<a name="l00167"></a>00167 };
<a name="l00168"></a>00168
<a name="l00169"></a>00169 } <span class="comment">// end namespace itk</span>
<a name="l00170"></a>00170
<a name="l00171"></a>00171 <span class="preprocessor">#endif</span>
<a name="l00172"></a>00172 <span class="preprocessor"></span>
</pre></div></div>
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