<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.5"/> <title>Eigen: SparseRedux.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> $(document).ready(initResizable); $(window).load(resizeHeight); </script> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/search.js"></script> <script type="text/javascript"> $(document).ready(function() { searchBox.OnSelectItem(0); }); </script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> <link href="eigendoxy.css" rel="stylesheet" type="text/css"> <!-- --> <script type="text/javascript" src="eigen_navtree_hacks.js"></script> <!-- <script type="text/javascript"> --> <!-- </script> --> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! 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If a copy of the MPL was not distributed</span></div> <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.</span></div> <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div> <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#ifndef EIGEN_SPARSEREDUX_H</span></div> <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor"></span><span class="preprocessor">#define EIGEN_SPARSEREDUX_H</span></div> <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">namespace </span>Eigen { </div> <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div> <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div> <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">typename</span> internal::traits<Derived>::Scalar</div> <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> SparseMatrixBase<Derived>::sum()<span class="keyword"> const</span></div> <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword"></span>{</div> <div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  eigen_assert(rows()>0 && cols()>0 && <span class="stringliteral">"you are using a non initialized matrix"</span>);</div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  Scalar res(0);</div> <div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keywordflow">for</span> (Index j=0; j<outerSize(); ++j)</div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keywordflow">for</span> (<span class="keyword">typename</span> Derived::InnerIterator iter(derived(),j); iter; ++iter)</div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  res += iter.value();</div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keywordflow">return</span> res;</div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> }</div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">template</span><<span class="keyword">typename</span> _Scalar, <span class="keywordtype">int</span> _Options, <span class="keyword">typename</span> _Index></div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">typename</span> internal::traits<SparseMatrix<_Scalar,_Options,_Index> >::Scalar</div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> SparseMatrix<_Scalar,_Options,_Index>::sum()<span class="keyword"> const</span></div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword"></span>{</div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  eigen_assert(rows()>0 && cols()>0 && <span class="stringliteral">"you are using a non initialized matrix"</span>);</div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordflow">return</span> Matrix<Scalar,1,Dynamic>::Map(&m_data.value(0), m_data.size()).sum();</div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> }</div> <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div> <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">template</span><<span class="keyword">typename</span> _Scalar, <span class="keywordtype">int</span> _Options, <span class="keyword">typename</span> _Index></div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">typename</span> internal::traits<SparseVector<_Scalar,_Options, _Index> >::Scalar</div> <div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="classEigen_1_1SparseVector.html#a50aa7e3daf217e806abef0a44a54ce96"> 37</a></span> <a class="code" href="classEigen_1_1SparseVector.html#a50aa7e3daf217e806abef0a44a54ce96">SparseVector<_Scalar,_Options,_Index>::sum</a>()<span class="keyword"> const</span></div> <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword"></span>{</div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  eigen_assert(rows()>0 && cols()>0 && <span class="stringliteral">"you are using a non initialized matrix"</span>);</div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span> <a class="code" href="classEigen_1_1Matrix.html">Matrix<Scalar,1,Dynamic>::Map</a>(&m_data.value(0), m_data.size()).sum();</div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> }</div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div> <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> } <span class="comment">// end namespace Eigen</span></div> <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div> <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#endif // EIGEN_SPARSEREDUX_H</span></div> <div class="ttc" id="classEigen_1_1SparseVector_html_a50aa7e3daf217e806abef0a44a54ce96"><div class="ttname"><a href="classEigen_1_1SparseVector.html#a50aa7e3daf217e806abef0a44a54ce96">Eigen::SparseVector::sum</a></div><div class="ttdeci">Scalar sum() const </div><div class="ttdef"><b>Definition:</b> SparseRedux.h:37</div></div> <div class="ttc" id="classEigen_1_1Matrix_html"><div class="ttname"><a href="classEigen_1_1Matrix.html">Eigen::Matrix</a></div><div class="ttdoc">The matrix class, also used for vectors and row-vectors. </div><div class="ttdef"><b>Definition:</b> Matrix.h:127</div></div> </div><!-- fragment --></div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="navelem"><a class="el" href="dir_e49d68e3078f12dfcf157021597ad168.html">Eigen</a></li><li class="navelem"><a class="el" href="dir_64b228556dc7f9fe757d43bb57fbfc24.html">src</a></li><li class="navelem"><a class="el" href="dir_b9d06f6d5303777cc8c118a3df19eb22.html">SparseCore</a></li><li class="navelem"><b>SparseRedux.h</b></li> <li class="footer">Generated on Mon Oct 28 2013 11:04:26 for Eigen by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.5 </li> </ul> </div> <!-- Piwik --> <!-- 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