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<h1>itkGradientImageFilter.h</h1><a href="itkGradientImageFilter_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: itkGradientImageFilter.h,v $</span>
<a name="l00005"></a>00005 <span class="comment"> Language: C++</span>
<a name="l00006"></a>00006 <span class="comment"> Date: $Date: 2009-01-24 20:13:36 $</span>
<a name="l00007"></a>00007 <span class="comment"> Version: $Revision: 1.19 $</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 __itkGradientImageFilter_h</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define __itkGradientImageFilter_h</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span>
<a name="l00020"></a>00020 <span class="preprocessor">#include "<a class="code" href="itkImageToImageFilter_8h.html">itkImageToImageFilter.h</a>"</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include "<a class="code" href="itkImage_8h.html">itkImage.h</a>"</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include "<a class="code" href="itkCovariantVector_8h.html">itkCovariantVector.h</a>"</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="keyword">namespace </span>itk
<a name="l00025"></a>00025 {
<a name="l00047"></a>00047 <span class="keyword">template</span> <<span class="keyword">class</span> TInputImage, <span class="keyword">class</span> TOperatorValueType=<span class="keywordtype">float</span>, <span class="keyword">class</span> TOutputValueType=<span class="keywordtype">float</span>>
<a name="l00048"></a><a class="code" href="classitk_1_1GradientImageFilter.html">00048</a> <span class="keyword">class </span><a class="code" href="itkWin32Header_8h.html#7d4384322557205d75f0719c012dded6">ITK_EXPORT</a> <a class="code" href="classitk_1_1GradientImageFilter.html" title="Computes the gradient of an image using directional derivatives.">GradientImageFilter</a> :
<a name="l00049"></a>00049 <span class="keyword">public</span> <a class="code" href="classitk_1_1ImageToImageFilter.html" title="Base class for filters that take an image as input and produce an image as output...">ImageToImageFilter</a>< TInputImage,
<a name="l00050"></a>00050 Image<CovariantVector<TOutputValueType, ::itk::GetImageDimension<TInputImage>::ImageDimension>, ::itk::GetImageDimension<TInputImage>::ImageDimension> >
<a name="l00051"></a>00051 {
<a name="l00052"></a>00052 <span class="keyword">public</span>:
<a name="l00054"></a>00054 <a class="code" href="itkMacro_8h.html#1905cf6b2e88235996fa7ff73b2fb0eb">itkStaticConstMacro</a>(InputImageDimension, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>,
<a name="l00055"></a>00055 TInputImage::ImageDimension);
<a name="l00056"></a>00056 <a class="code" href="itkMacro_8h.html#1905cf6b2e88235996fa7ff73b2fb0eb">itkStaticConstMacro</a>(OutputImageDimension, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>,
<a name="l00057"></a>00057 TInputImage::ImageDimension);
<a name="l00059"></a>00059
<a name="l00061"></a><a class="code" href="classitk_1_1GradientImageFilter.html#3bd227a2d0a058dab5e8469abe25f4a8">00061</a> <span class="keyword">typedef</span> <a class="code" href="classitk_1_1GradientImageFilter.html" title="Computes the gradient of an image using directional derivatives.">GradientImageFilter</a> <a class="code" href="classitk_1_1GradientImageFilter.html" title="Computes the gradient of an image using directional derivatives.">Self</a>;
<a name="l00062"></a>00062
<a name="l00064"></a><a class="code" href="classitk_1_1GradientImageFilter.html#15d04b55d0c33cb2c7ce7f9f43d73725">00064</a> <span class="keyword">typedef</span> TInputImage <a class="code" href="namespaceHardConnectedComponentImageFilter.html#3742cbac150bee74daa9aab85ed80623">InputImageType</a>;
<a name="l00065"></a><a class="code" href="classitk_1_1GradientImageFilter.html#0703718a05dcb6be341cfaf672a55ecd">00065</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="itkFEMMacro_8h.html#539cce1a3282ba59952dedcbf9cdb23f">InputImageType::Pointer</a> InputImagePointer;
<a name="l00066"></a>00066 <span class="keyword">typedef</span> <a class="code" href="classitk_1_1Image.html" title="Templated n-dimensional image class.">Image</a><<a class="code" href="classitk_1_1CovariantVector.html" title="A templated class holding a n-Dimensional covariant vector.">CovariantVector</a><
<a name="l00067"></a>00067 TOutputValueType, <a class="code" href="itkMacro_8h.html#94ef2dc11d52c8ef0a78e34558feb8cb">itkGetStaticConstMacro</a>(OutputImageDimension)>,
<a name="l00068"></a>00068 <a class="code" href="itkMacro_8h.html#94ef2dc11d52c8ef0a78e34558feb8cb">itkGetStaticConstMacro</a>(OutputImageDimension)>
<a name="l00069"></a><a class="code" href="classitk_1_1GradientImageFilter.html#2b215ae14de14b1d034dac4fbb95898c">00069</a> <a class="code" href="classitk_1_1Image.html" title="Templated n-dimensional image class.">OutputImageType</a>;
<a name="l00070"></a><a class="code" href="classitk_1_1GradientImageFilter.html#041d7d6abf6e741a3862af48aefdbbd8">00070</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="classitk_1_1SmartPointer.html">OutputImageType::Pointer</a> <a class="code" href="classitk_1_1SmartPointer.html">OutputImagePointer</a>;
<a name="l00072"></a>00072
<a name="l00074"></a><a class="code" href="classitk_1_1GradientImageFilter.html#89383fa52f2367ec290009e0a0238b79">00074</a> <span class="keyword">typedef</span> <a class="code" href="classitk_1_1ImageToImageFilter.html" title="Base class for filters that take an image as input and produce an image as output...">ImageToImageFilter< InputImageType, OutputImageType></a> <a class="code" href="classitk_1_1ImageToImageFilter.html" title="Base class for filters that take an image as input and produce an image as output...">Superclass</a>;
<a name="l00075"></a><a class="code" href="classitk_1_1GradientImageFilter.html#ffd754f8627b3a03fdef7a33e50f2a29">00075</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="l00076"></a><a class="code" href="classitk_1_1GradientImageFilter.html#8a57687432afc5361481b59b9c6f7a51">00076</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="l00077"></a>00077
<a name="l00079"></a>00079 <a class="code" href="itkMacro_8h.html#0fdc15685afa271857c57e7cd482f30c">itkNewMacro</a>(<a class="code" href="classitk_1_1GradientImageFilter.html" title="Computes the gradient of an image using directional derivatives.">Self</a>);
<a name="l00080"></a>00080
<a name="l00082"></a><a class="code" href="classitk_1_1GradientImageFilter.html#67141291db49689f57e4e74322291feb">00082</a> <a class="code" href="itkMacro_8h.html#574c1f86661d409dd32c742307a0e96a">itkTypeMacro</a>(<a class="code" href="classitk_1_1GradientImageFilter.html" title="Computes the gradient of an image using directional derivatives.">GradientImageFilter</a>, <a class="code" href="classitk_1_1ImageToImageFilter.html" title="Base class for filters that take an image as input and produce an image as output...">ImageToImageFilter</a>);
<a name="l00083"></a>00083
<a name="l00085"></a>00085 <span class="keyword">typedef</span> <span class="keyword">typename</span> InputImageType::PixelType <a class="code" href="namespaceHardConnectedComponentImageFilter.html#6e44b89d73d576fe68c175566a634ab8">InputPixelType</a>;
<a name="l00086"></a><a class="code" href="classitk_1_1GradientImageFilter.html#26c22430e20b4b4df88335e81392cdce">00086</a> <span class="keyword">typedef</span> TOperatorValueType OperatorValueType;
<a name="l00087"></a><a class="code" href="classitk_1_1GradientImageFilter.html#6f762c7d41b01404d460f61e1b200d32">00087</a> <span class="keyword">typedef</span> TOutputValueType OutputValueType;
<a name="l00088"></a>00088 <span class="keyword">typedef</span> <a class="code" href="classitk_1_1CovariantVector.html" title="A templated class holding a n-Dimensional covariant vector.">CovariantVector</a><
<a name="l00089"></a>00089 OutputValueType, <a class="code" href="itkMacro_8h.html#94ef2dc11d52c8ef0a78e34558feb8cb">itkGetStaticConstMacro</a>(OutputImageDimension)>
<a name="l00090"></a><a class="code" href="classitk_1_1GradientImageFilter.html#712d9d9f2419fba0b4e843bc82eb005b">00090</a> <a class="code" href="classitk_1_1CovariantVector.html" title="A templated class holding a n-Dimensional covariant vector.">OutputPixelType</a>;
<a name="l00091"></a><a class="code" href="classitk_1_1GradientImageFilter.html#13c249c3dd2f01dcc45bf55970cd689b">00091</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="namespaceHardConnectedComponentImageFilter.html#ed8c4a40607d317c666eb96ea265e126">OutputImageType::RegionType</a> OutputImageRegionType;
<a name="l00092"></a>00092
<a name="l00099"></a>00099 <span class="keyword">virtual</span> <span class="keywordtype">void</span> GenerateInputRequestedRegion() throw(<a class="code" href="classitk_1_1InvalidRequestedRegionError.html">InvalidRequestedRegionError</a>);
<a name="l00100"></a>00100
<a name="l00103"></a><a class="code" href="classitk_1_1GradientImageFilter.html#330904ce801d9b68a65ec1aac1df8d9c">00103</a> <span class="keywordtype">void</span> SetUseImageSpacingOn()
<a name="l00104"></a>00104 { this->SetUseImageSpacing(<span class="keyword">true</span>); }
<a name="l00105"></a>00105
<a name="l00108"></a><a class="code" href="classitk_1_1GradientImageFilter.html#67364ec0212ed5f865f445b40dcdb3a6">00108</a> <span class="keywordtype">void</span> SetUseImageSpacingOff()
<a name="l00109"></a>00109 { this->SetUseImageSpacing(<span class="keyword">false</span>); }
<a name="l00110"></a>00110
<a name="l00113"></a>00113 <a class="code" href="itkMacro_8h.html#7ebdd33cc5e7d74720ced9099c034faa">itkSetMacro</a>(UseImageSpacing, <span class="keywordtype">bool</span>);
<a name="l00114"></a>00114 <a class="code" href="itkMacro_8h.html#1600305bb01e39e87c472d8bf29bd1cf">itkGetMacro</a>(UseImageSpacing, <span class="keywordtype">bool</span>);
<a name="l00116"></a>00116
<a name="l00117"></a>00117 <span class="preprocessor">#ifdef ITK_USE_CONCEPT_CHECKING</span>
<a name="l00118"></a>00118 <span class="preprocessor"></span>
<a name="l00119"></a>00119 <a class="code" href="itkConceptChecking_8h.html#009eae6c305d9c390972159815e6a710">itkConceptMacro</a>(InputConvertibleToOutputCheck,
<a name="l00120"></a>00120 (<a class="code" href="structitk_1_1Concept_1_1Convertible.html">Concept::Convertible<InputPixelType, OutputValueType></a>));
<a name="l00121"></a>00121 <a class="code" href="itkConceptChecking_8h.html#009eae6c305d9c390972159815e6a710">itkConceptMacro</a>(OutputHasNumericTraitsCheck,
<a name="l00122"></a>00122 (<a class="code" href="structitk_1_1Concept_1_1HasNumericTraits.html">Concept::HasNumericTraits<OutputValueType></a>));
<a name="l00123"></a>00123
<a name="l00125"></a>00125 <span class="preprocessor">#endif</span>
<a name="l00126"></a>00126 <span class="preprocessor"></span>
<a name="l00139"></a>00139 <a class="code" href="itkMacro_8h.html#7ebdd33cc5e7d74720ced9099c034faa">itkSetMacro</a>( UseImageDirection, <span class="keywordtype">bool</span> );
<a name="l00140"></a>00140 <a class="code" href="itkMacro_8h.html#1600305bb01e39e87c472d8bf29bd1cf">itkGetMacro</a>( UseImageDirection, <span class="keywordtype">bool</span> );
<a name="l00141"></a>00141 <a class="code" href="itkMacro_8h.html#9e7d129ffebb09fd28bc213e02d87248">itkBooleanMacro</a>( UseImageDirection );
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <span class="keyword">protected</span>:
<a name="l00145"></a>00145 <a class="code" href="classitk_1_1GradientImageFilter.html" title="Computes the gradient of an image using directional derivatives.">GradientImageFilter</a>();
<a name="l00146"></a>00146 <span class="keyword">virtual</span> ~<a class="code" href="classitk_1_1GradientImageFilter.html" title="Computes the gradient of an image using directional derivatives.">GradientImageFilter</a>();
<a name="l00147"></a>00147 <span class="keywordtype">void</span> <a class="code" href="namespaceHardConnectedComponentImageFilter.html#920ae03048a5ad715d803ca2e92b52de">PrintSelf</a>(std::ostream& os, <a class="code" href="classitk_1_1Indent.html" title="Control indentation during Print() invocation.">Indent</a> indent) <span class="keyword">const</span>;
<a name="l00148"></a>00148
<a name="l00159"></a>00159 <span class="keywordtype">void</span> ThreadedGenerateData(<span class="keyword">const</span> OutputImageRegionType& outputRegionForThread,
<a name="l00160"></a>00160 <span class="keywordtype">int</span> threadId );
<a name="l00161"></a>00161
<a name="l00162"></a>00162 <span class="keyword">private</span>:
<a name="l00163"></a>00163 <a class="code" href="classitk_1_1GradientImageFilter.html" title="Computes the gradient of an image using directional derivatives.">GradientImageFilter</a>(<span class="keyword">const</span> <a class="code" href="namespaceHardConnectedComponentImageFilter.html#ac7d0120fe5292cdcdddb6163b8cb150">Self</a>&); <span class="comment">//purposely not implemented</span>
<a name="l00164"></a>00164 <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="l00165"></a>00165
<a name="l00166"></a>00166 <span class="keywordtype">bool</span> m_UseImageSpacing;
<a name="l00167"></a>00167
<a name="l00168"></a>00168 <span class="comment">// flag to take or not the image direction into account</span>
<a name="l00169"></a>00169 <span class="comment">// when computing the derivatives.</span>
<a name="l00170"></a>00170 <span class="keywordtype">bool</span> m_UseImageDirection;
<a name="l00171"></a>00171
<a name="l00172"></a>00172 };
<a name="l00173"></a>00173
<a name="l00174"></a>00174 } <span class="comment">// end namespace itk</span>
<a name="l00175"></a>00175
<a name="l00176"></a>00176 <span class="preprocessor">#ifndef ITK_MANUAL_INSTANTIATION</span>
<a name="l00177"></a>00177 <span class="preprocessor"></span><span class="preprocessor">#include "itkGradientImageFilter.txx"</span>
<a name="l00178"></a>00178 <span class="preprocessor">#endif</span>
<a name="l00179"></a>00179 <span class="preprocessor"></span>
<a name="l00180"></a>00180 <span class="preprocessor">#endif</span>
<a name="l00181"></a>00181 <span class="preprocessor"></span>
</pre></div></div>
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