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<h1>dox/Parallel/vtkSubGroup.h</h1><a href="a03346.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:   ParaView</span>
<a name="l00004"></a>00004 <span class="comment">  Module:    $RCSfile: vtkSubGroup.h,v $</span>
<a name="l00005"></a>00005 <span class="comment"></span>
<a name="l00006"></a>00006 <span class="comment">  Copyright (c) Kitware, Inc.</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.paraview.org/HTML/Copyright.html 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="l00015"></a>00015 <span class="comment">/*----------------------------------------------------------------------------</span>
<a name="l00016"></a>00016 <span class="comment"> Copyright (c) Sandia Corporation</span>
<a name="l00017"></a>00017 <span class="comment"> See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.</span>
<a name="l00018"></a>00018 <span class="comment">----------------------------------------------------------------------------*/</span>
<a name="l00019"></a>00019 
<a name="l00041"></a>00041 <span class="preprocessor">#ifndef __vtkSubGroup_h</span>
<a name="l00042"></a>00042 <span class="preprocessor"></span><span class="preprocessor">#define __vtkSubGroup_h</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span>
<a name="l00044"></a>00044 <span class="preprocessor">#include "<a class="code" href="a02079.html">vtkObject.h</a>"</span>
<a name="l00045"></a>00045 
<a name="l00046"></a>00046 <span class="keyword">class </span><a class="code" href="a01062.html" title="Multiprocessing communication superclass.">vtkMultiProcessController</a>;
<a name="l00047"></a>00047 <span class="keyword">class </span><a class="code" href="a00293.html" title="Used to send/receive messages in a multiprocess environment.">vtkCommunicator</a>;
<a name="l00048"></a>00048 
<a name="l00049"></a><a class="code" href="a01647.html">00049</a> <span class="keyword">class </span><a class="code" href="a02170.html#7438b32736749f34b46d66222305e60b">VTK_PARALLEL_EXPORT</a> <a class="code" href="a01647.html" title="scalable collective communication for a subset of members of a parallel VTK application...">vtkSubGroup</a> : <span class="keyword">public</span> <a class="code" href="a01084.html" title="abstract base class for most VTK objects">vtkObject</a> 
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051 <span class="keyword">public</span>:
<a name="l00052"></a><a class="code" href="a01647.html#cc49605d07a4b6a1be9f19bafc42ae66">00052</a>   vtkTypeRevisionMacro(<a class="code" href="a01647.html" title="scalable collective communication for a subset of members of a parallel VTK application...">vtkSubGroup</a>, <a class="code" href="a01084.html" title="abstract base class for most VTK objects">vtkObject</a>);
<a name="l00053"></a>00053   <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="a01084.html#bf3dbb4154289b56a12483eee3866263">PrintSelf</a>(ostream &amp;os, <a class="code" href="a00869.html" title="a simple class to control print indentation">vtkIndent</a> indent);
<a name="l00054"></a>00054   <span class="keyword">static</span> <a class="code" href="a01647.html" title="scalable collective communication for a subset of members of a parallel VTK application...">vtkSubGroup</a> *<a class="code" href="a01084.html#4d5b227267c076d6f9e38483370b6612">New</a>();
<a name="l00055"></a>00055 
<a name="l00056"></a>00056 <span class="comment">//BTX</span>
<a name="l00057"></a>00057   <span class="comment">// The wrapper gets confused here and falls down.</span>
<a name="l00058"></a><a class="code" href="a01647.html#56881c454fa730ce9de630a4f5beee0bb62bc065c0f292328bbdbe32602e53be">00058</a>   <span class="keyword">enum</span> {MINOP = 1, MAXOP = 2, SUMOP = 3};
<a name="l00059"></a>00059 <span class="comment">//ETX</span>
<a name="l00066"></a>00066 <span class="comment"></span>  <span class="keywordtype">int</span> Initialize(<span class="keywordtype">int</span> p0, <span class="keywordtype">int</span> p1, <span class="keywordtype">int</span> me, <span class="keywordtype">int</span> tag, <a class="code" href="a00293.html" title="Used to send/receive messages in a multiprocess environment.">vtkCommunicator</a> *c);
<a name="l00067"></a>00067   
<a name="l00068"></a>00068   <span class="keywordtype">int</span> Gather(<span class="keywordtype">int</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">int</span> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00069"></a>00069   <span class="keywordtype">int</span> Gather(<span class="keywordtype">char</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">char</span> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00070"></a>00070   <span class="keywordtype">int</span> Gather(<span class="keywordtype">float</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">float</span> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00071"></a>00071 <span class="preprocessor">#ifdef VTK_USE_64BIT_IDS</span>
<a name="l00072"></a>00072 <span class="preprocessor"></span>  <span class="keywordtype">int</span> Gather(<a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00073"></a>00073 <span class="preprocessor">#endif</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span>  <span class="keywordtype">int</span> Broadcast(<span class="keywordtype">float</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00075"></a>00075   <span class="keywordtype">int</span> Broadcast(<span class="keywordtype">double</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00076"></a>00076   <span class="keywordtype">int</span> Broadcast(<span class="keywordtype">int</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00077"></a>00077   <span class="keywordtype">int</span> Broadcast(<span class="keywordtype">char</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00078"></a>00078 <span class="preprocessor">#ifdef VTK_USE_64BIT_IDS</span>
<a name="l00079"></a>00079 <span class="preprocessor"></span>  <span class="keywordtype">int</span> Broadcast(<a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00080"></a>00080 <span class="preprocessor">#endif</span>
<a name="l00081"></a>00081 <span class="preprocessor"></span>  <span class="keywordtype">int</span> ReduceSum(<span class="keywordtype">int</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">int</span> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00082"></a>00082   <span class="keywordtype">int</span> ReduceMax(<span class="keywordtype">float</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">float</span> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00083"></a>00083   <span class="keywordtype">int</span> ReduceMax(<span class="keywordtype">double</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">double</span> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00084"></a>00084   <span class="keywordtype">int</span> ReduceMax(<span class="keywordtype">int</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">int</span> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00085"></a>00085   <span class="keywordtype">int</span> ReduceMin(<span class="keywordtype">float</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">float</span> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00086"></a>00086   <span class="keywordtype">int</span> ReduceMin(<span class="keywordtype">double</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">double</span> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00087"></a>00087   <span class="keywordtype">int</span> ReduceMin(<span class="keywordtype">int</span> *<a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210eb708a412c0730a6b5f3215b36474a1e">data</a>, <span class="keywordtype">int</span> *to, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>, <span class="keywordtype">int</span> root);
<a name="l00088"></a>00088   
<a name="l00089"></a>00089   <span class="keywordtype">int</span> AllReduceUniqueList(<span class="keywordtype">int</span> *list, <span class="keywordtype">int</span> len, <span class="keywordtype">int</span> **newList);
<a name="l00090"></a>00090   <span class="keywordtype">int</span> MergeSortedUnique(<span class="keywordtype">int</span> *list1, <span class="keywordtype">int</span> len1, <span class="keywordtype">int</span> *list2, <span class="keywordtype">int</span> len2, <span class="keywordtype">int</span> **newList);
<a name="l00091"></a>00091   
<a name="l00092"></a>00092   <span class="keywordtype">void</span> setGatherPattern(<span class="keywordtype">int</span> root, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21042c5d76c3275f5d17bc1b329d83ab003">length</a>);
<a name="l00093"></a>00093   <span class="keywordtype">int</span> getLocalRank(<span class="keywordtype">int</span> processID);
<a name="l00094"></a>00094   
<a name="l00095"></a>00095   <span class="keywordtype">int</span> Barrier();
<a name="l00096"></a>00096   
<a name="l00097"></a>00097   <span class="keywordtype">void</span> PrintSubGroup() <span class="keyword">const</span>;
<a name="l00098"></a>00098 
<a name="l00099"></a>00099   <span class="keyword">static</span> <span class="keywordtype">int</span> MakeSortedUnique(<span class="keywordtype">int</span> *list, <span class="keywordtype">int</span> len, <span class="keywordtype">int</span> **newList);
<a name="l00100"></a>00100   
<a name="l00101"></a><a class="code" href="a01647.html#e342f69a2651dea729a464708b744a14">00101</a>   <span class="keywordtype">int</span> tag;
<a name="l00102"></a>00102 
<a name="l00103"></a>00103 <span class="keyword">protected</span>:
<a name="l00104"></a>00104   <a class="code" href="a01647.html" title="scalable collective communication for a subset of members of a parallel VTK application...">vtkSubGroup</a>();
<a name="l00105"></a>00105   ~<a class="code" href="a01647.html" title="scalable collective communication for a subset of members of a parallel VTK application...">vtkSubGroup</a>();
<a name="l00106"></a>00106 
<a name="l00107"></a>00107 <span class="keyword">private</span>:
<a name="l00108"></a>00108   <span class="keywordtype">int</span> computeFanInTargets();
<a name="l00109"></a>00109   <span class="keywordtype">void</span> restoreRoot(<span class="keywordtype">int</span> rootLoc);
<a name="l00110"></a>00110   <span class="keywordtype">void</span> moveRoot(<span class="keywordtype">int</span> rootLoc);
<a name="l00111"></a>00111   <span class="keywordtype">void</span> setUpRoot(<span class="keywordtype">int</span> root);
<a name="l00112"></a>00112 
<a name="l00113"></a>00113   <span class="keywordtype">int</span> nFrom;
<a name="l00114"></a>00114   <span class="keywordtype">int</span> nTo; 
<a name="l00115"></a>00115   
<a name="l00116"></a>00116   <span class="keywordtype">int</span> sendId;                <span class="comment">// gather</span>
<a name="l00117"></a>00117   <span class="keywordtype">int</span> sendOffset;
<a name="l00118"></a>00118   <span class="keywordtype">int</span> sendLength;
<a name="l00119"></a>00119 
<a name="l00120"></a>00120   <span class="keywordtype">int</span> recvId[20];
<a name="l00121"></a>00121   <span class="keywordtype">int</span> recvOffset[20];
<a name="l00122"></a>00122   <span class="keywordtype">int</span> recvLength[20];
<a name="l00123"></a>00123   <span class="keywordtype">int</span> fanInFrom[20];         <span class="comment">// reduce, broadcast</span>
<a name="l00124"></a>00124 
<a name="l00125"></a>00125   <span class="keywordtype">int</span> fanInTo;
<a name="l00126"></a>00126   <span class="keywordtype">int</span> nSend;
<a name="l00127"></a>00127   <span class="keywordtype">int</span> nRecv;
<a name="l00128"></a>00128   <span class="keywordtype">int</span> gatherRoot;
<a name="l00129"></a>00129   <span class="keywordtype">int</span> gatherLength;
<a name="l00130"></a>00130   
<a name="l00131"></a>00131   <span class="keywordtype">int</span> *members;
<a name="l00132"></a>00132   <span class="keywordtype">int</span> nmembers;
<a name="l00133"></a>00133   <span class="keywordtype">int</span> myLocalRank;
<a name="l00134"></a>00134   
<a name="l00135"></a>00135   <a class="code" href="a00293.html" title="Used to send/receive messages in a multiprocess environment.">vtkCommunicator</a> *comm;
<a name="l00136"></a>00136 
<a name="l00137"></a>00137   <a class="code" href="a01647.html" title="scalable collective communication for a subset of members of a parallel VTK application...">vtkSubGroup</a>(<span class="keyword">const</span> <a class="code" href="a01647.html" title="scalable collective communication for a subset of members of a parallel VTK application...">vtkSubGroup</a>&amp;); <span class="comment">// Not implemented</span>
<a name="l00138"></a>00138   <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="a01647.html" title="scalable collective communication for a subset of members of a parallel VTK application...">vtkSubGroup</a>&amp;); <span class="comment">// Not implemented</span>
<a name="l00139"></a>00139 };
<a name="l00140"></a>00140 <span class="preprocessor">#endif</span>
</pre></div></div>
<hr size="1"><address style="text-align: right;"><small>Generated on Wed Jun 3 18:35:44 2009 for VTK by&nbsp;
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