<!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: SparseDiagonalProduct.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! -->
<!-- <a name="top"></a> -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectlogo"><img alt="Logo" src="Eigen_Silly_Professor_64x64.png"/></td>
<td style="padding-left: 0.5em;">
<div id="projectname"><a href="http://eigen.tuxfamily.org">Eigen</a>
 <span id="projectnumber">3.2.0</span>
</div>
</td>
<td> <div id="MSearchBox" class="MSearchBoxInactive">
<span class="left">
<img id="MSearchSelect" src="search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
<input type="text" id="MSearchField" value="Search" accesskey="S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
</span><span class="right">
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.5 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
$(document).ready(function(){initNavTree('SparseDiagonalProduct_8h_source.html','');});
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Namespaces</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Friends</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark"> </span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(10)"><span class="SelectionMark"> </span>Pages</a></div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div class="header">
<div class="headertitle">
<div class="title">SparseDiagonalProduct.h</div> </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// This file is part of Eigen, a lightweight C++ template library</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// for linear algebra.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Copyright (C) 2009 Gael Guennebaud <gael.guennebaud@inria.fr></span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// This Source Code Form is subject to the terms of the Mozilla</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// Public License v. 2.0. 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_SPARSE_DIAGONAL_PRODUCT_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor"></span><span class="preprocessor">#define EIGEN_SPARSE_DIAGONAL_PRODUCT_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="comment">// The product of a diagonal matrix with a sparse matrix can be easily</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// implemented using expression template.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// We have two consider very different cases:</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// 1 - diag * row-major sparse</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// => each inner vector <=> scalar * sparse vector product</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// => so we can reuse CwiseUnaryOp::InnerIterator</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// 2 - diag * col-major sparse</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// => each inner vector <=> densevector * sparse vector cwise product</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// => again, we can reuse specialization of CwiseBinaryOp::InnerIterator</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// for that particular case</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// The two other cases are symmetric.</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">namespace </span>internal {</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">template</span><<span class="keyword">typename</span> Lhs, <span class="keyword">typename</span> Rhs></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">struct </span>traits<SparseDiagonalProduct<Lhs, Rhs> ></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> remove_all<Lhs>::type _Lhs;</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> remove_all<Rhs>::type _Rhs;</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> _Lhs::Scalar Scalar;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> promote_index_type<typename traits<Lhs>::Index,</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">typename</span> traits<Rhs>::Index>::type Index;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">typedef</span> Sparse StorageKind;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">typedef</span> MatrixXpr XprKind;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  RowsAtCompileTime = _Lhs::RowsAtCompileTime,</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  ColsAtCompileTime = _Rhs::ColsAtCompileTime,</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>  MaxRowsAtCompileTime = _Lhs::MaxRowsAtCompileTime,</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  MaxColsAtCompileTime = _Rhs::MaxColsAtCompileTime,</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  SparseFlags = is_diagonal<_Lhs>::ret ? int(_Rhs::Flags) : int(_Lhs::Flags),</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  Flags = (SparseFlags&<a class="code" href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">RowMajorBit</a>),</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  CoeffReadCost = <a class="code" href="namespaceEigen.html#adc9da5be31bdce40c25a92c27999c0e3">Dynamic</a></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  };</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> };</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">enum</span> {SDP_IsDiagonal, SDP_IsSparseRowMajor, SDP_IsSparseColMajor};</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">template</span><<span class="keyword">typename</span> Lhs, <span class="keyword">typename</span> Rhs, <span class="keyword">typename</span> SparseDiagonalProductType, <span class="keywordtype">int</span> RhsMode, <span class="keywordtype">int</span> LhsMode></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">class </span>sparse_diagonal_product_inner_iterator_selector;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> } <span class="comment">// end namespace internal</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="keyword">template</span><<span class="keyword">typename</span> Lhs, <span class="keyword">typename</span> Rhs></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">class </span>SparseDiagonalProduct</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  : <span class="keyword">public</span> SparseMatrixBase<SparseDiagonalProduct<Lhs,Rhs> >,</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  internal::no_assignment_operator</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> {</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> Lhs::Nested LhsNested;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> Rhs::Nested RhsNested;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all<LhsNested>::type _LhsNested;</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all<RhsNested>::type _RhsNested;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  LhsMode = internal::is_diagonal<_LhsNested>::ret ? internal::SDP_IsDiagonal</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  : (_LhsNested::Flags&<a class="code" href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">RowMajorBit</a>) ? internal::SDP_IsSparseRowMajor : internal::SDP_IsSparseColMajor,</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  RhsMode = internal::is_diagonal<_RhsNested>::ret ? internal::SDP_IsDiagonal</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  : (_RhsNested::Flags&<a class="code" href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">RowMajorBit</a>) ? internal::SDP_IsSparseRowMajor : internal::SDP_IsSparseColMajor</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  };</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  EIGEN_SPARSE_PUBLIC_INTERFACE(SparseDiagonalProduct)</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  typedef internal::sparse_diagonal_product_inner_iterator_selector</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <_LhsNested,_RhsNested,SparseDiagonalProduct,LhsMode,RhsMode> InnerIterator;</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  </div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">// We do not want ReverseInnerIterator for diagonal-sparse products,</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="comment">// but this dummy declaration is needed to make diag * sparse * diag compile.</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  class ReverseInnerIterator;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  EIGEN_STRONG_INLINE SparseDiagonalProduct(const Lhs& lhs, const Rhs& rhs)</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  : m_lhs(lhs), m_rhs(rhs)</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  {</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  eigen_assert(lhs.cols() == rhs.rows() && <span class="stringliteral">"invalid sparse matrix * diagonal matrix product"</span>);</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  }</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  EIGEN_STRONG_INLINE Index rows()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_lhs.rows(); }</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  EIGEN_STRONG_INLINE Index cols()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_rhs.cols(); }</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  EIGEN_STRONG_INLINE <span class="keyword">const</span> _LhsNested& lhs()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_lhs; }</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  EIGEN_STRONG_INLINE <span class="keyword">const</span> _RhsNested& rhs()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_rhs; }</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  LhsNested m_lhs;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  RhsNested m_rhs;</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> };</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="keyword">template</span><<span class="keyword">typename</span> Lhs, <span class="keyword">typename</span> Rhs, <span class="keyword">typename</span> SparseDiagonalProductType></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="keyword">class </span>sparse_diagonal_product_inner_iterator_selector</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <Lhs,Rhs,SparseDiagonalProductType,SDP_IsDiagonal,SDP_IsSparseRowMajor></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  : <span class="keyword">public</span> CwiseUnaryOp<scalar_multiple_op<typename Lhs::Scalar>,const Rhs>::InnerIterator</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> {</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> CwiseUnaryOp<scalar_multiple_op<typename Lhs::Scalar>,<span class="keyword">const</span> Rhs>::InnerIterator Base;</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> Lhs::Index Index;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">inline</span> sparse_diagonal_product_inner_iterator_selector(</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">const</span> SparseDiagonalProductType& expr, Index outer)</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  : Base(expr.rhs()*(expr.lhs().diagonal().coeff(outer)), outer)</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  {}</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> };</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="keyword">template</span><<span class="keyword">typename</span> Lhs, <span class="keyword">typename</span> Rhs, <span class="keyword">typename</span> SparseDiagonalProductType></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="keyword">class </span>sparse_diagonal_product_inner_iterator_selector</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <Lhs,Rhs,SparseDiagonalProductType,SDP_IsDiagonal,SDP_IsSparseColMajor></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  : <span class="keyword">public</span> CwiseBinaryOp<</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  scalar_product_op<typename Lhs::Scalar>,</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  const typename Rhs::ConstInnerVectorReturnType,</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  const typename Lhs::DiagonalVectorType>::InnerIterator</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> {</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> CwiseBinaryOp<</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  scalar_product_op<typename Lhs::Scalar>,</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">const</span> <span class="keyword">typename</span> Rhs::ConstInnerVectorReturnType,</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">const</span> <span class="keyword">typename</span> Lhs::DiagonalVectorType>::InnerIterator Base;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> Lhs::Index Index;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  Index m_outer;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keyword">inline</span> sparse_diagonal_product_inner_iterator_selector(</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keyword">const</span> SparseDiagonalProductType& expr, Index outer)</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  : Base(expr.rhs().innerVector(outer) .cwiseProduct(expr.lhs().diagonal()), 0), m_outer(outer)</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  {}</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  </div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keyword">inline</span> Index outer()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_outer; }</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keyword">inline</span> Index col()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_outer; }</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> };</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="keyword">template</span><<span class="keyword">typename</span> Lhs, <span class="keyword">typename</span> Rhs, <span class="keyword">typename</span> SparseDiagonalProductType></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="keyword">class </span>sparse_diagonal_product_inner_iterator_selector</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <Lhs,Rhs,SparseDiagonalProductType,SDP_IsSparseColMajor,SDP_IsDiagonal></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  : <span class="keyword">public</span> CwiseUnaryOp<scalar_multiple_op<typename Rhs::Scalar>,const Lhs>::InnerIterator</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> {</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> CwiseUnaryOp<scalar_multiple_op<typename Rhs::Scalar>,<span class="keyword">const</span> Lhs>::InnerIterator Base;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> Lhs::Index Index;</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">inline</span> sparse_diagonal_product_inner_iterator_selector(</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keyword">const</span> SparseDiagonalProductType& expr, Index outer)</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  : Base(expr.lhs()*expr.rhs().diagonal().coeff(outer), outer)</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  {}</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> };</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="keyword">template</span><<span class="keyword">typename</span> Lhs, <span class="keyword">typename</span> Rhs, <span class="keyword">typename</span> SparseDiagonalProductType></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="keyword">class </span>sparse_diagonal_product_inner_iterator_selector</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <Lhs,Rhs,SparseDiagonalProductType,SDP_IsSparseRowMajor,SDP_IsDiagonal></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  : <span class="keyword">public</span> CwiseBinaryOp<</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  scalar_product_op<typename Rhs::Scalar>,</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  const typename Lhs::ConstInnerVectorReturnType,</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  const Transpose<const typename Rhs::DiagonalVectorType> >::InnerIterator</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> {</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> CwiseBinaryOp<</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  scalar_product_op<typename Rhs::Scalar>,</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keyword">const</span> <span class="keyword">typename</span> Lhs::ConstInnerVectorReturnType,</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keyword">const</span> Transpose<const typename Rhs::DiagonalVectorType> >::InnerIterator Base;</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> Lhs::Index Index;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  Index m_outer;</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keyword">inline</span> sparse_diagonal_product_inner_iterator_selector(</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keyword">const</span> SparseDiagonalProductType& expr, Index outer)</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  : Base(expr.lhs().innerVector(outer) .cwiseProduct(expr.rhs().diagonal().transpose()), 0), m_outer(outer)</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  {}</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  </div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keyword">inline</span> Index outer()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_outer; }</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keyword">inline</span> Index row()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_outer; }</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> };</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> } <span class="comment">// end namespace internal</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment">// SparseMatrixBase functions</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="keyword">template</span><<span class="keyword">typename</span> OtherDerived></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="keyword">const</span> SparseDiagonalProduct<Derived,OtherDerived></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <a class="code" href="classEigen_1_1SparseMatrixBase.html#ae8ab11fb1ef0822aa61527f7ecd77b9d">SparseMatrixBase<Derived>::operator*</a>(<span class="keyword">const</span> DiagonalBase<OtherDerived> &other)<span class="keyword"> const</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="keyword"></span>{</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">return</span> SparseDiagonalProduct<Derived,OtherDerived>(this->derived(), other.derived());</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> }</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> } <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="preprocessor">#endif // EIGEN_SPARSE_DIAGONAL_PRODUCT_H</span></div>
<div class="ttc" id="namespaceEigen_html_adc9da5be31bdce40c25a92c27999c0e3"><div class="ttname"><a href="namespaceEigen.html#adc9da5be31bdce40c25a92c27999c0e3">Eigen::Dynamic</a></div><div class="ttdeci">const int Dynamic</div><div class="ttdef"><b>Definition:</b> Constants.h:21</div></div>
<div class="ttc" id="classEigen_1_1SparseMatrixBase_html_ae8ab11fb1ef0822aa61527f7ecd77b9d"><div class="ttname"><a href="classEigen_1_1SparseMatrixBase.html#ae8ab11fb1ef0822aa61527f7ecd77b9d">Eigen::SparseMatrixBase::operator*</a></div><div class="ttdeci">const ScalarMultipleReturnType operator*(const Scalar &scalar) const </div><div class="ttdef"><b>Definition:</b> SparseMatrixBase.h:50</div></div>
<div class="ttc" id="group__flags_html_ga7bd49e7b260e869e10fb9dc4fd081a85"><div class="ttname"><a href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">Eigen::RowMajorBit</a></div><div class="ttdeci">const unsigned int RowMajorBit</div><div class="ttdef"><b>Definition:</b> Constants.h:53</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>SparseDiagonalProduct.h</b></li>
<li class="footer">Generated on Mon Oct 28 2013 11:04:25 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 -->
<!--
<script type="text/javascript">
var pkBaseURL = (("https:" == document.location.protocol) ? "https://stats.sylphide-consulting.com/piwik/" : "http://stats.sylphide-consulting.com/piwik/");
document.write(unescape("%3Cscript src='" + pkBaseURL + "piwik.js' type='text/javascript'%3E%3C/script%3E"));
</script><script type="text/javascript">
try {
var piwikTracker = Piwik.getTracker(pkBaseURL + "piwik.php", 20);
piwikTracker.trackPageView();
piwikTracker.enableLinkTracking();
} catch( err ) {}
</script><noscript><p><img src="http://stats.sylphide-consulting.com/piwik/piwik.php?idsite=20" style="border:0" alt="" /></p></noscript>
-->
<!-- End Piwik Tracking Code -->
</body>
</html>
