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<h1>dox/Graphics/vtkConnectivityFilter.h</h1><a href="a02491.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:   Visualization Toolkit</span>
<a name="l00004"></a>00004 <span class="comment">  Module:    $RCSfile: vtkConnectivityFilter.h,v $</span>
<a name="l00005"></a>00005 <span class="comment"></span>
<a name="l00006"></a>00006 <span class="comment">  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen</span>
<a name="l00007"></a>00007 <span class="comment">  All rights reserved.</span>
<a name="l00008"></a>00008 <span class="comment">  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.</span>
<a name="l00009"></a>00009 <span class="comment"></span>
<a name="l00010"></a>00010 <span class="comment">     This software is distributed WITHOUT ANY WARRANTY; without even</span>
<a name="l00011"></a>00011 <span class="comment">     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR</span>
<a name="l00012"></a>00012 <span class="comment">     PURPOSE.  See the above copyright notice for more information.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment">=========================================================================*/</span>
<a name="l00052"></a>00052 <span class="preprocessor">#ifndef __vtkConnectivityFilter_h</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span><span class="preprocessor">#define __vtkConnectivityFilter_h</span>
<a name="l00054"></a>00054 <span class="preprocessor"></span>
<a name="l00055"></a>00055 <span class="preprocessor">#include "<a class="code" href="a02396.html">vtkUnstructuredGridAlgorithm.h</a>"</span>
<a name="l00056"></a>00056 
<a name="l00057"></a><a class="code" href="a02491.html#5e679472ae3e11e39a9ba4c6354cf1d4">00057</a> <span class="preprocessor">#define VTK_EXTRACT_POINT_SEEDED_REGIONS 1</span>
<a name="l00058"></a><a class="code" href="a02491.html#84a9bebcde0dec876893371333b7c01e">00058</a> <span class="preprocessor"></span><span class="preprocessor">#define VTK_EXTRACT_CELL_SEEDED_REGIONS 2</span>
<a name="l00059"></a><a class="code" href="a02491.html#9adb615fb88dad353a432056947f3fc9">00059</a> <span class="preprocessor"></span><span class="preprocessor">#define VTK_EXTRACT_SPECIFIED_REGIONS 3</span>
<a name="l00060"></a><a class="code" href="a02491.html#b077f07514684be7f782c44e1f2237d0">00060</a> <span class="preprocessor"></span><span class="preprocessor">#define VTK_EXTRACT_LARGEST_REGION 4</span>
<a name="l00061"></a><a class="code" href="a02491.html#7dc34406111059e3574ffab53b24e2ec">00061</a> <span class="preprocessor"></span><span class="preprocessor">#define VTK_EXTRACT_ALL_REGIONS 5</span>
<a name="l00062"></a><a class="code" href="a02491.html#50b8f5d7aa3e2cbf0b8e8430ee3a1bfa">00062</a> <span class="preprocessor"></span><span class="preprocessor">#define VTK_EXTRACT_CLOSEST_POINT_REGION 6</span>
<a name="l00063"></a>00063 <span class="preprocessor"></span>
<a name="l00064"></a>00064 <span class="keyword">class </span><a class="code" href="a00356.html" title="abstract superclass for arrays of numeric data">vtkDataArray</a>;
<a name="l00065"></a>00065 <span class="keyword">class </span><a class="code" href="a00556.html" title="dynamic, self-adjusting array of float">vtkFloatArray</a>;
<a name="l00066"></a>00066 <span class="keyword">class </span><a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a>;
<a name="l00067"></a>00067 <span class="keyword">class </span><a class="code" href="a00722.html" title="dynamic, self-adjusting array of vtkIdType">vtkIdTypeArray</a>;
<a name="l00068"></a>00068 <span class="keyword">class </span><a class="code" href="a00900.html" title="dynamic, self-adjusting array of int">vtkIntArray</a>;
<a name="l00069"></a>00069 
<a name="l00070"></a><a class="code" href="a00317.html">00070</a> <span class="keyword">class </span><a class="code" href="a02170.html#c3c1ffe2fe47b9b70ba90182b7860cce">VTK_GRAPHICS_EXPORT</a> <a class="code" href="a00317.html" title="extract data based on geometric connectivity">vtkConnectivityFilter</a> : <span class="keyword">public</span> <a class="code" href="a01790.html" title="Superclass for algorithms that produce only unstructured grid as output.">vtkUnstructuredGridAlgorithm</a>
<a name="l00071"></a>00071 {
<a name="l00072"></a>00072 <span class="keyword">public</span>:
<a name="l00073"></a><a class="code" href="a00317.html#d3a0ee5b85e8dea72d54a9e766a32287">00073</a>   vtkTypeRevisionMacro(<a class="code" href="a00317.html" title="extract data based on geometric connectivity">vtkConnectivityFilter</a>,<a class="code" href="a01790.html" title="Superclass for algorithms that produce only unstructured grid as output.">vtkUnstructuredGridAlgorithm</a>);
<a name="l00074"></a>00074   <span class="keywordtype">void</span> <a class="code" href="a01790.html#13d193ef6fd94356f3306d3e799bc9cc">PrintSelf</a>(ostream&amp; os, <a class="code" href="a00869.html" title="a simple class to control print indentation">vtkIndent</a> indent);
<a name="l00075"></a>00075 
<a name="l00077"></a>00077   <span class="keyword">static</span> <a class="code" href="a00317.html" title="extract data based on geometric connectivity">vtkConnectivityFilter</a> *<a class="code" href="a01790.html#2646137e0d32c31ea2f5d6c36a839c5e">New</a>();
<a name="l00078"></a>00078 
<a name="l00080"></a>00080 
<a name="l00083"></a>00083   vtkSetMacro(ScalarConnectivity,<span class="keywordtype">int</span>);
<a name="l00084"></a>00084   vtkGetMacro(ScalarConnectivity,<span class="keywordtype">int</span>);
<a name="l00085"></a>00085   vtkBooleanMacro(ScalarConnectivity,<span class="keywordtype">int</span>);
<a name="l00087"></a>00087 
<a name="l00089"></a>00089 
<a name="l00091"></a>00091   vtkSetVector2Macro(ScalarRange,<span class="keywordtype">double</span>);
<a name="l00092"></a>00092   vtkGetVector2Macro(ScalarRange,<span class="keywordtype">double</span>);
<a name="l00094"></a>00094 
<a name="l00096"></a>00096 
<a name="l00097"></a>00097   vtkSetClampMacro(ExtractionMode,<span class="keywordtype">int</span>,
<a name="l00098"></a>00098             <a class="code" href="a02491.html#5e679472ae3e11e39a9ba4c6354cf1d4">VTK_EXTRACT_POINT_SEEDED_REGIONS</a>,<a class="code" href="a02491.html#50b8f5d7aa3e2cbf0b8e8430ee3a1bfa">VTK_EXTRACT_CLOSEST_POINT_REGION</a>);
<a name="l00099"></a>00099   vtkGetMacro(ExtractionMode,<span class="keywordtype">int</span>);
<a name="l00100"></a><a class="code" href="a00317.html#c16c311d03b06a69db569401734e4621">00100</a>   <span class="keywordtype">void</span> SetExtractionModeToPointSeededRegions()
<a name="l00101"></a>00101     {this-&gt;SetExtractionMode(<a class="code" href="a02491.html#5e679472ae3e11e39a9ba4c6354cf1d4">VTK_EXTRACT_POINT_SEEDED_REGIONS</a>);};
<a name="l00102"></a><a class="code" href="a00317.html#61c43a706ac69f6f902ed8370abc320d">00102</a>   <span class="keywordtype">void</span> SetExtractionModeToCellSeededRegions()
<a name="l00103"></a>00103     {this-&gt;SetExtractionMode(<a class="code" href="a02491.html#84a9bebcde0dec876893371333b7c01e">VTK_EXTRACT_CELL_SEEDED_REGIONS</a>);};
<a name="l00104"></a><a class="code" href="a00317.html#0bd4910919d3dfa17111b351c6d048f1">00104</a>   <span class="keywordtype">void</span> SetExtractionModeToLargestRegion()
<a name="l00105"></a>00105     {this-&gt;SetExtractionMode(<a class="code" href="a02491.html#b077f07514684be7f782c44e1f2237d0">VTK_EXTRACT_LARGEST_REGION</a>);};
<a name="l00106"></a><a class="code" href="a00317.html#fdc7dcada1a8498a0e2552e94ef53110">00106</a>   <span class="keywordtype">void</span> SetExtractionModeToSpecifiedRegions()
<a name="l00107"></a>00107     {this-&gt;SetExtractionMode(<a class="code" href="a02491.html#9adb615fb88dad353a432056947f3fc9">VTK_EXTRACT_SPECIFIED_REGIONS</a>);};
<a name="l00108"></a><a class="code" href="a00317.html#0afa68eb6a4aded83fbc8c0951ac5a69">00108</a>   <span class="keywordtype">void</span> SetExtractionModeToClosestPointRegion()
<a name="l00109"></a>00109     {this-&gt;SetExtractionMode(<a class="code" href="a02491.html#50b8f5d7aa3e2cbf0b8e8430ee3a1bfa">VTK_EXTRACT_CLOSEST_POINT_REGION</a>);};
<a name="l00110"></a><a class="code" href="a00317.html#ccc8aef46624816835d958133d2fa58a">00110</a>   <span class="keywordtype">void</span> SetExtractionModeToAllRegions()
<a name="l00111"></a>00111     {this-&gt;SetExtractionMode(<a class="code" href="a02491.html#7dc34406111059e3574ffab53b24e2ec">VTK_EXTRACT_ALL_REGIONS</a>);};
<a name="l00112"></a>00112   <span class="keyword">const</span> <span class="keywordtype">char</span> *GetExtractionModeAsString();
<a name="l00114"></a>00114 
<a name="l00116"></a>00116   <span class="keywordtype">void</span> InitializeSeedList();
<a name="l00117"></a>00117 
<a name="l00119"></a>00119   <span class="keywordtype">void</span> AddSeed(<a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> <span class="keywordtype">id</span>);
<a name="l00120"></a>00120 
<a name="l00122"></a>00122   <span class="keywordtype">void</span> DeleteSeed(<a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> <span class="keywordtype">id</span>);
<a name="l00123"></a>00123 
<a name="l00125"></a>00125   <span class="keywordtype">void</span> InitializeSpecifiedRegionList();
<a name="l00126"></a>00126 
<a name="l00128"></a>00128   <span class="keywordtype">void</span> AddSpecifiedRegion(<span class="keywordtype">int</span> <span class="keywordtype">id</span>);
<a name="l00129"></a>00129 
<a name="l00131"></a>00131   <span class="keywordtype">void</span> DeleteSpecifiedRegion(<span class="keywordtype">int</span> <span class="keywordtype">id</span>);
<a name="l00132"></a>00132 
<a name="l00134"></a>00134 
<a name="l00136"></a>00136   vtkSetVector3Macro(ClosestPoint,<span class="keywordtype">double</span>);
<a name="l00137"></a>00137   vtkGetVectorMacro(ClosestPoint,<span class="keywordtype">double</span>,3);
<a name="l00139"></a>00139 
<a name="l00141"></a>00141   <span class="keywordtype">int</span> GetNumberOfExtractedRegions();
<a name="l00142"></a>00142 
<a name="l00144"></a>00144 
<a name="l00145"></a>00145   vtkSetMacro(ColorRegions,<span class="keywordtype">int</span>);
<a name="l00146"></a>00146   vtkGetMacro(ColorRegions,<span class="keywordtype">int</span>);
<a name="l00147"></a>00147   vtkBooleanMacro(ColorRegions,<span class="keywordtype">int</span>);
<a name="l00149"></a>00149 
<a name="l00150"></a>00150 <span class="keyword">protected</span>:
<a name="l00151"></a>00151   <a class="code" href="a00317.html" title="extract data based on geometric connectivity">vtkConnectivityFilter</a>();
<a name="l00152"></a>00152   ~<a class="code" href="a00317.html" title="extract data based on geometric connectivity">vtkConnectivityFilter</a>();
<a name="l00153"></a>00153 
<a name="l00154"></a>00154   <span class="comment">// Usual data generation method</span>
<a name="l00155"></a>00155   <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="a01790.html#c245179e9e4f4d4f83bf29fd4933b985">RequestData</a>(<a class="code" href="a00872.html" title="Store vtkAlgorithm input/output information.">vtkInformation</a> *, <a class="code" href="a00895.html" title="Store zero or more vtkInformation instances.">vtkInformationVector</a> **, <a class="code" href="a00895.html" title="Store zero or more vtkInformation instances.">vtkInformationVector</a> *);
<a name="l00156"></a>00156   <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="a01790.html#1eb860b284f61b78bd00d5776545bd87">FillInputPortInformation</a>(<span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210710cb6d12e418b21e8fb3d79ac32f51c">port</a>, <a class="code" href="a00872.html" title="Store vtkAlgorithm input/output information.">vtkInformation</a> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21023da246d4a744e861548382bb79fad81">info</a>);
<a name="l00157"></a>00157 
<a name="l00158"></a><a class="code" href="a00317.html#03b5053b2abc9edc2e44bc883998f816">00158</a>   <span class="keywordtype">int</span> ColorRegions; <span class="comment">//boolean turns on/off scalar gen for separate regions</span>
<a name="l00159"></a><a class="code" href="a00317.html#8a37ea6fa0d829ec13a89adec6383f9f">00159</a>   <span class="keywordtype">int</span> ExtractionMode; <span class="comment">//how to extract regions</span>
<a name="l00160"></a><a class="code" href="a00317.html#d20f160503bd02789c08baacb4215eb3">00160</a>   <a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a> *Seeds; <span class="comment">//id's of points or cells used to seed regions</span>
<a name="l00161"></a><a class="code" href="a00317.html#0be09bd14eb2aa9a9db612bde1ce9958">00161</a>   <a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a> *SpecifiedRegionIds; <span class="comment">//regions specified for extraction</span>
<a name="l00162"></a><a class="code" href="a00317.html#8f9f6b67cc095a187db92137da962157">00162</a>   <a class="code" href="a00722.html" title="dynamic, self-adjusting array of vtkIdType">vtkIdTypeArray</a> *RegionSizes; <span class="comment">//size (in cells) of each region extracted</span>
<a name="l00163"></a>00163 
<a name="l00164"></a><a class="code" href="a00317.html#b17505d7c2cf9a354eec15fe85fc5e94">00164</a>   <span class="keywordtype">double</span> ClosestPoint[3];
<a name="l00165"></a>00165 
<a name="l00166"></a><a class="code" href="a00317.html#cc81334f3399fdc8154d5ea50001a242">00166</a>   <span class="keywordtype">int</span> ScalarConnectivity;
<a name="l00167"></a><a class="code" href="a00317.html#cb5ccc4cf6eade3374944810cba7b22b">00167</a>   <span class="keywordtype">double</span> ScalarRange[2];
<a name="l00168"></a>00168 
<a name="l00169"></a>00169   <span class="keywordtype">void</span> TraverseAndMark(<a class="code" href="a00374.html" title="abstract class to specify dataset behavior">vtkDataSet</a> *input);
<a name="l00170"></a>00170 
<a name="l00171"></a>00171 <span class="keyword">private</span>:
<a name="l00172"></a>00172   <span class="comment">// used to support algorithm execution</span>
<a name="l00173"></a>00173   <a class="code" href="a00556.html" title="dynamic, self-adjusting array of float">vtkFloatArray</a> *CellScalars;
<a name="l00174"></a>00174   <a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a> *NeighborCellPointIds;
<a name="l00175"></a>00175   <a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> *Visited;
<a name="l00176"></a>00176   <a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> *PointMap;
<a name="l00177"></a>00177   <a class="code" href="a00722.html" title="dynamic, self-adjusting array of vtkIdType">vtkIdTypeArray</a> *NewScalars;
<a name="l00178"></a>00178   <a class="code" href="a00722.html" title="dynamic, self-adjusting array of vtkIdType">vtkIdTypeArray</a> *NewCellScalars;
<a name="l00179"></a>00179   <a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> RegionNumber;
<a name="l00180"></a>00180   <a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> PointNumber;    
<a name="l00181"></a>00181   <a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> NumCellsInRegion;
<a name="l00182"></a>00182   <a class="code" href="a00356.html" title="abstract superclass for arrays of numeric data">vtkDataArray</a> *InScalars;
<a name="l00183"></a>00183   <a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a> *Wave;
<a name="l00184"></a>00184   <a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a> *Wave2;
<a name="l00185"></a>00185   <a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a> *PointIds;
<a name="l00186"></a>00186   <a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a> *CellIds;
<a name="l00187"></a>00187 <span class="keyword">private</span>:
<a name="l00188"></a>00188   <a class="code" href="a00317.html" title="extract data based on geometric connectivity">vtkConnectivityFilter</a>(<span class="keyword">const</span> <a class="code" href="a00317.html" title="extract data based on geometric connectivity">vtkConnectivityFilter</a>&amp;);  <span class="comment">// Not implemented.</span>
<a name="l00189"></a>00189   <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="a00317.html" title="extract data based on geometric connectivity">vtkConnectivityFilter</a>&amp;);  <span class="comment">// Not implemented.</span>
<a name="l00190"></a>00190 };
<a name="l00191"></a>00191 
<a name="l00193"></a><a class="code" href="a00317.html#5ad36e1dfba7e056a219d7488858d3ee">00193</a> <span class="keyword">inline</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="a00317.html#5ad36e1dfba7e056a219d7488858d3ee">vtkConnectivityFilter::GetExtractionModeAsString</a>(<span class="keywordtype">void</span>)
<a name="l00194"></a>00194 {
<a name="l00195"></a>00195   <span class="keywordflow">if</span> ( this-&gt;<a class="code" href="a00317.html#8a37ea6fa0d829ec13a89adec6383f9f">ExtractionMode</a> == <a class="code" href="a02491.html#5e679472ae3e11e39a9ba4c6354cf1d4">VTK_EXTRACT_POINT_SEEDED_REGIONS</a> ) 
<a name="l00196"></a>00196     {
<a name="l00197"></a>00197     <span class="keywordflow">return</span> <span class="stringliteral">"ExtractPointSeededRegions"</span>;
<a name="l00198"></a>00198     }
<a name="l00199"></a>00199   <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( this-&gt;<a class="code" href="a00317.html#8a37ea6fa0d829ec13a89adec6383f9f">ExtractionMode</a> == <a class="code" href="a02491.html#84a9bebcde0dec876893371333b7c01e">VTK_EXTRACT_CELL_SEEDED_REGIONS</a> ) 
<a name="l00200"></a>00200     {
<a name="l00201"></a>00201     <span class="keywordflow">return</span> <span class="stringliteral">"ExtractCellSeededRegions"</span>;
<a name="l00202"></a>00202     }
<a name="l00203"></a>00203   <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( this-&gt;<a class="code" href="a00317.html#8a37ea6fa0d829ec13a89adec6383f9f">ExtractionMode</a> == <a class="code" href="a02491.html#9adb615fb88dad353a432056947f3fc9">VTK_EXTRACT_SPECIFIED_REGIONS</a> ) 
<a name="l00204"></a>00204     {
<a name="l00205"></a>00205     <span class="keywordflow">return</span> <span class="stringliteral">"ExtractSpecifiedRegions"</span>;
<a name="l00206"></a>00206     }
<a name="l00207"></a>00207   <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( this-&gt;<a class="code" href="a00317.html#8a37ea6fa0d829ec13a89adec6383f9f">ExtractionMode</a> == <a class="code" href="a02491.html#7dc34406111059e3574ffab53b24e2ec">VTK_EXTRACT_ALL_REGIONS</a> ) 
<a name="l00208"></a>00208     {
<a name="l00209"></a>00209     <span class="keywordflow">return</span> <span class="stringliteral">"ExtractAllRegions"</span>;
<a name="l00210"></a>00210     }
<a name="l00211"></a>00211   <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( this-&gt;<a class="code" href="a00317.html#8a37ea6fa0d829ec13a89adec6383f9f">ExtractionMode</a> == <a class="code" href="a02491.html#50b8f5d7aa3e2cbf0b8e8430ee3a1bfa">VTK_EXTRACT_CLOSEST_POINT_REGION</a> ) 
<a name="l00212"></a>00212     {
<a name="l00213"></a>00213     <span class="keywordflow">return</span> <span class="stringliteral">"ExtractClosestPointRegion"</span>;
<a name="l00214"></a>00214     }
<a name="l00215"></a>00215   <span class="keywordflow">else</span> 
<a name="l00216"></a>00216     {
<a name="l00217"></a>00217     <span class="keywordflow">return</span> <span class="stringliteral">"ExtractLargestRegion"</span>;
<a name="l00218"></a>00218     }
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220 
<a name="l00221"></a>00221 <span class="preprocessor">#endif</span>
<a name="l00222"></a>00222 <span class="preprocessor"></span>
<a name="l00223"></a>00223 
</pre></div></div>
<hr size="1"><address style="text-align: right;"><small>Generated on Wed Jun 3 18:35:25 2009 for VTK by&nbsp;
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address>
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