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<div class="title">GeneralMatrixMatrixTriangular.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<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>&#160;<span class="comment">// for linear algebra.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">// Copyright (C) 2009-2010 Gael Guennebaud &lt;gael.guennebaud@inria.fr&gt;</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<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>&#160;<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>&#160;<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>&#160;</div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#ifndef EIGEN_GENERAL_MATRIX_MATRIX_TRIANGULAR_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define EIGEN_GENERAL_MATRIX_MATRIX_TRIANGULAR_H</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="keyword">namespace </span>Eigen { </div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;</div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> Index, <span class="keywordtype">int</span> StorageOrder, <span class="keywordtype">int</span> UpLo, <span class="keywordtype">bool</span> ConjLhs, <span class="keywordtype">bool</span> ConjRhs&gt;</div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="keyword">struct </span>selfadjoint_rank1_update;</div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment">/**********************************************************************</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">* This file implements a general A * B product while</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">* evaluating only one triangular part of the product.</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment">* This is more general version of self adjoint product (C += A A^T)</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment">* as the level 3 SYRK Blas routine.</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment">**********************************************************************/</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment">// forward declarations (defined at the end of this file)</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> LhsScalar, <span class="keyword">typename</span> RhsScalar, <span class="keyword">typename</span> Index, <span class="keywordtype">int</span> mr, <span class="keywordtype">int</span> nr, <span class="keywordtype">bool</span> ConjLhs, <span class="keywordtype">bool</span> ConjRhs, <span class="keywordtype">int</span> UpLo&gt;</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="keyword">struct </span>tribb_kernel;</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;  </div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment">/* Optimized matrix-matrix product evaluating only one triangular half */</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> Index,</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;          <span class="keyword">typename</span> LhsScalar, <span class="keywordtype">int</span> LhsStorageOrder, <span class="keywordtype">bool</span> ConjugateLhs,</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;          <span class="keyword">typename</span> RhsScalar, <span class="keywordtype">int</span> RhsStorageOrder, <span class="keywordtype">bool</span> ConjugateRhs,</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;                              <span class="keywordtype">int</span> ResStorageOrder, <span class="keywordtype">int</span>  UpLo, <span class="keywordtype">int</span> Version = Specialized&gt;</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="keyword">struct </span>general_matrix_matrix_triangular_product;</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="comment">// as usual if the result is row major =&gt; we transpose the product</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> Index, <span class="keyword">typename</span> LhsScalar, <span class="keywordtype">int</span> LhsStorageOrder, <span class="keywordtype">bool</span> ConjugateLhs,</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;                          <span class="keyword">typename</span> RhsScalar, <span class="keywordtype">int</span> RhsStorageOrder, <span class="keywordtype">bool</span> ConjugateRhs, <span class="keywordtype">int</span>  UpLo, <span class="keywordtype">int</span> Version&gt;</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="keyword">struct </span>general_matrix_matrix_triangular_product&lt;Index,LhsScalar,LhsStorageOrder,ConjugateLhs,RhsScalar,RhsStorageOrder,ConjugateRhs,<a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044">RowMajor</a>,UpLo,Version&gt;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;{</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> scalar_product_traits&lt;LhsScalar, RhsScalar&gt;::ReturnType ResScalar;</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;  <span class="keyword">static</span> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> run(Index size, Index depth,<span class="keyword">const</span> LhsScalar* lhs, Index lhsStride,</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;                                      <span class="keyword">const</span> RhsScalar* rhs, Index rhsStride, ResScalar* res, Index resStride, <span class="keyword">const</span> ResScalar&amp; alpha)</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;  {</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    general_matrix_matrix_triangular_product&lt;Index,</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;        RhsScalar, RhsStorageOrder==<a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044">RowMajor</a> ? <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcdac86184b0e3be936fbfd20249a057a0bf">ColMajor</a> : <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044">RowMajor</a>, ConjugateRhs,</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;        LhsScalar, LhsStorageOrder==<a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044">RowMajor</a> ? <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcdac86184b0e3be936fbfd20249a057a0bf">ColMajor</a> : <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044">RowMajor</a>, ConjugateLhs,</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcdac86184b0e3be936fbfd20249a057a0bf">ColMajor</a>, UpLo==<a class="code" href="group__enums.html#ggab59c1bec446b10af208f977a871d910baf886b397626076218462d53d50eb96bc">Lower</a>?<a class="code" href="group__enums.html#ggab59c1bec446b10af208f977a871d910bae70afef0d3ff7aca74e17e85ff6c9f2e">Upper</a>:<a class="code" href="group__enums.html#ggab59c1bec446b10af208f977a871d910baf886b397626076218462d53d50eb96bc">Lower</a>&gt;</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;      ::run(size,depth,rhs,rhsStride,lhs,lhsStride,res,resStride,alpha);</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;  }</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;};</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> Index, <span class="keyword">typename</span> LhsScalar, <span class="keywordtype">int</span> LhsStorageOrder, <span class="keywordtype">bool</span> ConjugateLhs,</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;                          <span class="keyword">typename</span> RhsScalar, <span class="keywordtype">int</span> RhsStorageOrder, <span class="keywordtype">bool</span> ConjugateRhs, <span class="keywordtype">int</span>  UpLo, <span class="keywordtype">int</span> Version&gt;</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="keyword">struct </span>general_matrix_matrix_triangular_product&lt;Index,LhsScalar,LhsStorageOrder,ConjugateLhs,RhsScalar,RhsStorageOrder,ConjugateRhs,<a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcdac86184b0e3be936fbfd20249a057a0bf">ColMajor</a>,UpLo,Version&gt;</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;{</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> scalar_product_traits&lt;LhsScalar, RhsScalar&gt;::ReturnType ResScalar;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;  <span class="keyword">static</span> EIGEN_STRONG_INLINE <span class="keywordtype">void</span> run(Index size, Index depth,<span class="keyword">const</span> LhsScalar* _lhs, Index lhsStride,</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;                                      <span class="keyword">const</span> RhsScalar* _rhs, Index rhsStride, ResScalar* res, Index resStride, <span class="keyword">const</span> ResScalar&amp; alpha)</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;  {</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    const_blas_data_mapper&lt;LhsScalar, Index, LhsStorageOrder&gt; lhs(_lhs,lhsStride);</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    const_blas_data_mapper&lt;RhsScalar, Index, RhsStorageOrder&gt; rhs(_rhs,rhsStride);</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    <span class="keyword">typedef</span> gebp_traits&lt;LhsScalar,RhsScalar&gt; Traits;</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;    Index kc = depth; <span class="comment">// cache block size along the K direction</span></div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    Index mc = size;  <span class="comment">// cache block size along the M direction</span></div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    Index nc = size;  <span class="comment">// cache block size along the N direction</span></div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    computeProductBlockingSizes&lt;LhsScalar,RhsScalar&gt;(kc, mc, nc);</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    <span class="comment">// !!! mc must be a multiple of nr:</span></div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <span class="keywordflow">if</span>(mc &gt; Traits::nr)</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;      mc = (mc/Traits::nr)*Traits::nr;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    std::size_t sizeW = kc*Traits::WorkSpaceFactor;</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    std::size_t sizeB = sizeW + kc*size;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    ei_declare_aligned_stack_constructed_variable(LhsScalar, blockA, kc*mc, 0);</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    ei_declare_aligned_stack_constructed_variable(RhsScalar, allocatedBlockB, sizeB, 0);</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    RhsScalar* blockB = allocatedBlockB + sizeW;</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    </div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    gemm_pack_lhs&lt;LhsScalar, Index, Traits::mr, Traits::LhsProgress, LhsStorageOrder&gt; pack_lhs;</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;    gemm_pack_rhs&lt;RhsScalar, Index, Traits::nr, RhsStorageOrder&gt; pack_rhs;</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    gebp_kernel &lt;LhsScalar, RhsScalar, Index, Traits::mr, Traits::nr, ConjugateLhs, ConjugateRhs&gt; gebp;</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    tribb_kernel&lt;LhsScalar, RhsScalar, Index, Traits::mr, Traits::nr, ConjugateLhs, ConjugateRhs, UpLo&gt; sybb;</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <span class="keywordflow">for</span>(Index k2=0; k2&lt;depth; k2+=kc)</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    {</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;      <span class="keyword">const</span> Index actual_kc = (std::min)(k2+kc,depth)-k2;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;      <span class="comment">// note that the actual rhs is the transpose/adjoint of mat</span></div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;      pack_rhs(blockB, &amp;rhs(k2,0), rhsStride, actual_kc, size);</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;      <span class="keywordflow">for</span>(Index i2=0; i2&lt;size; i2+=mc)</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;      {</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        <span class="keyword">const</span> Index actual_mc = (std::min)(i2+mc,size)-i2;</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;        pack_lhs(blockA, &amp;lhs(i2, k2), lhsStride, actual_kc, actual_mc);</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;        <span class="comment">// the selected actual_mc * size panel of res is split into three different part:</span></div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;        <span class="comment">//  1 - before the diagonal =&gt; processed with gebp or skipped</span></div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;        <span class="comment">//  2 - the actual_mc x actual_mc symmetric block =&gt; processed with a special kernel</span></div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;        <span class="comment">//  3 - after the diagonal =&gt; processed with gebp or skipped</span></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        <span class="keywordflow">if</span> (UpLo==<a class="code" href="group__enums.html#ggab59c1bec446b10af208f977a871d910baf886b397626076218462d53d50eb96bc">Lower</a>)</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;          gebp(res+i2, resStride, blockA, blockB, actual_mc, actual_kc, (std::min)(size,i2), alpha,</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;               -1, -1, 0, 0, allocatedBlockB);</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;        sybb(res+resStride*i2 + i2, resStride, blockA, blockB + actual_kc*i2, actual_mc, actual_kc, alpha, allocatedBlockB);</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        <span class="keywordflow">if</span> (UpLo==<a class="code" href="group__enums.html#ggab59c1bec446b10af208f977a871d910bae70afef0d3ff7aca74e17e85ff6c9f2e">Upper</a>)</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;        {</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;          Index j2 = i2+actual_mc;</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;          gebp(res+resStride*j2+i2, resStride, blockA, blockB+actual_kc*j2, actual_mc, actual_kc, (std::max)(Index(0), size-j2), alpha,</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;               -1, -1, 0, 0, allocatedBlockB);</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;        }</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;      }</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;    }</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;  }</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;};</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="comment">// Optimized packed Block * packed Block product kernel evaluating only one given triangular part</span></div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;<span class="comment">// This kernel is built on top of the gebp kernel:</span></div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;<span class="comment">// - the current destination block is processed per panel of actual_mc x BlockSize</span></div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="comment">//   where BlockSize is set to the minimal value allowing gebp to be as fast as possible</span></div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;<span class="comment">// - then, as usual, each panel is split into three parts along the diagonal,</span></div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;<span class="comment">//   the sub blocks above and below the diagonal are processed as usual,</span></div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;<span class="comment">//   while the triangular block overlapping the diagonal is evaluated into a</span></div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;<span class="comment">//   small temporary buffer which is then accumulated into the result using a</span></div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;<span class="comment">//   triangular traversal.</span></div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> LhsScalar, <span class="keyword">typename</span> RhsScalar, <span class="keyword">typename</span> Index, <span class="keywordtype">int</span> mr, <span class="keywordtype">int</span> nr, <span class="keywordtype">bool</span> ConjLhs, <span class="keywordtype">bool</span> ConjRhs, <span class="keywordtype">int</span> UpLo&gt;</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;<span class="keyword">struct </span>tribb_kernel</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;{</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;  <span class="keyword">typedef</span> gebp_traits&lt;LhsScalar,RhsScalar,ConjLhs,ConjRhs&gt; Traits;</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> Traits::ResScalar ResScalar;</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;  </div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;  <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;    BlockSize  = EIGEN_PLAIN_ENUM_MAX(mr,nr)</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;  };</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;  <span class="keywordtype">void</span> operator()(ResScalar* res, Index resStride, <span class="keyword">const</span> LhsScalar* blockA, <span class="keyword">const</span> RhsScalar* blockB, Index size, Index depth, <span class="keyword">const</span> ResScalar&amp; alpha, RhsScalar* workspace)</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;  {</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;    gebp_kernel&lt;LhsScalar, RhsScalar, Index, mr, nr, ConjLhs, ConjRhs&gt; gebp_kernel;</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;    Matrix&lt;ResScalar,BlockSize,BlockSize,ColMajor&gt; buffer;</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;    <span class="comment">// let&#39;s process the block per panel of actual_mc x BlockSize,</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;    <span class="comment">// again, each is split into three parts, etc.</span></div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;    <span class="keywordflow">for</span> (Index j=0; j&lt;size; j+=BlockSize)</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;    {</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;      Index actualBlockSize = std::min&lt;Index&gt;(BlockSize,size - j);</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;      <span class="keyword">const</span> RhsScalar* actual_b = blockB+j*depth;</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;      <span class="keywordflow">if</span>(UpLo==<a class="code" href="group__enums.html#ggab59c1bec446b10af208f977a871d910bae70afef0d3ff7aca74e17e85ff6c9f2e">Upper</a>)</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;        gebp_kernel(res+j*resStride, resStride, blockA, actual_b, j, depth, actualBlockSize, alpha,</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;                    -1, -1, 0, 0, workspace);</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;      <span class="comment">// selfadjoint micro block</span></div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;      {</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;        Index i = j;</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;        buffer.setZero();</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;        <span class="comment">// 1 - apply the kernel on the temporary buffer</span></div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;        gebp_kernel(buffer.data(), BlockSize, blockA+depth*i, actual_b, actualBlockSize, depth, actualBlockSize, alpha,</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;                    -1, -1, 0, 0, workspace);</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;        <span class="comment">// 2 - triangular accumulation</span></div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;        <span class="keywordflow">for</span>(Index j1=0; j1&lt;actualBlockSize; ++j1)</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;        {</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;          ResScalar* r = res + (j+j1)*resStride + i;</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;          <span class="keywordflow">for</span>(Index i1=UpLo==<a class="code" href="group__enums.html#ggab59c1bec446b10af208f977a871d910baf886b397626076218462d53d50eb96bc">Lower</a> ? j1 : 0;</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;              UpLo==<a class="code" href="group__enums.html#ggab59c1bec446b10af208f977a871d910baf886b397626076218462d53d50eb96bc">Lower</a> ? i1&lt;actualBlockSize : i1&lt;=j1; ++i1)</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;            r[i1] += buffer(i1,j1);</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;        }</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;      }</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;      <span class="keywordflow">if</span>(UpLo==<a class="code" href="group__enums.html#ggab59c1bec446b10af208f977a871d910baf886b397626076218462d53d50eb96bc">Lower</a>)</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;      {</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;        Index i = j+actualBlockSize;</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;        gebp_kernel(res+j*resStride+i, resStride, blockA+depth*i, actual_b, size-i, depth, actualBlockSize, alpha,</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;                    -1, -1, 0, 0, workspace);</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;      }</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;    }</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;  }</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;};</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;} <span class="comment">// end namespace internal</span></div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="comment">// high level API</span></div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> MatrixType, <span class="keyword">typename</span> ProductType, <span class="keywordtype">int</span> UpLo, <span class="keywordtype">bool</span> IsOuterProduct&gt;</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;<span class="keyword">struct </span>general_product_to_triangular_selector;</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> MatrixType, <span class="keyword">typename</span> ProductType, <span class="keywordtype">int</span> UpLo&gt;</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;<span class="keyword">struct </span>general_product_to_triangular_selector&lt;MatrixType,ProductType,UpLo,true&gt;</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;{</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> run(MatrixType&amp; mat, <span class="keyword">const</span> ProductType&amp; prod, <span class="keyword">const</span> <span class="keyword">typename</span> MatrixType::Scalar&amp; alpha)</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;  {</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> MatrixType::Scalar Scalar;</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> MatrixType::Index Index;</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;    </div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all&lt;typename ProductType::LhsNested&gt;::type Lhs;</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;    <span class="keyword">typedef</span> internal::blas_traits&lt;Lhs&gt; LhsBlasTraits;</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> LhsBlasTraits::DirectLinearAccessType ActualLhs;</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all&lt;ActualLhs&gt;::type _ActualLhs;</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;    <span class="keyword">typename</span> internal::add_const_on_value_type&lt;ActualLhs&gt;::type actualLhs = LhsBlasTraits::extract(prod.lhs());</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;    </div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all&lt;typename ProductType::RhsNested&gt;::type Rhs;</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;    <span class="keyword">typedef</span> internal::blas_traits&lt;Rhs&gt; RhsBlasTraits;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> RhsBlasTraits::DirectLinearAccessType ActualRhs;</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all&lt;ActualRhs&gt;::type _ActualRhs;</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;    <span class="keyword">typename</span> internal::add_const_on_value_type&lt;ActualRhs&gt;::type actualRhs = RhsBlasTraits::extract(prod.rhs());</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;    Scalar actualAlpha = alpha * LhsBlasTraits::extractScalarFactor(prod.lhs().derived()) * RhsBlasTraits::extractScalarFactor(prod.rhs().derived());</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;    <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;      StorageOrder = (internal::traits&lt;MatrixType&gt;::Flags&amp;<a class="code" href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">RowMajorBit</a>) ? <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044">RowMajor</a> : <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcdac86184b0e3be936fbfd20249a057a0bf">ColMajor</a>,</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;      UseLhsDirectly = _ActualLhs::InnerStrideAtCompileTime==1,</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;      UseRhsDirectly = _ActualRhs::InnerStrideAtCompileTime==1</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;    };</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;    </div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;    internal::gemv_static_vector_if&lt;Scalar,Lhs::SizeAtCompileTime,Lhs::MaxSizeAtCompileTime,!UseLhsDirectly&gt; static_lhs;</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;    ei_declare_aligned_stack_constructed_variable(Scalar, actualLhsPtr, actualLhs.size(),</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;      (UseLhsDirectly ? <span class="keyword">const_cast&lt;</span>Scalar*<span class="keyword">&gt;</span>(actualLhs.data()) : static_lhs.data()));</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;    <span class="keywordflow">if</span>(!UseLhsDirectly) Map&lt;typename _ActualLhs::PlainObject&gt;(actualLhsPtr, actualLhs.size()) = actualLhs;</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;    </div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;    internal::gemv_static_vector_if&lt;Scalar,Rhs::SizeAtCompileTime,Rhs::MaxSizeAtCompileTime,!UseRhsDirectly&gt; static_rhs;</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;    ei_declare_aligned_stack_constructed_variable(Scalar, actualRhsPtr, actualRhs.size(),</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;      (UseRhsDirectly ? <span class="keyword">const_cast&lt;</span>Scalar*<span class="keyword">&gt;</span>(actualRhs.data()) : static_rhs.data()));</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;    <span class="keywordflow">if</span>(!UseRhsDirectly) Map&lt;typename _ActualRhs::PlainObject&gt;(actualRhsPtr, actualRhs.size()) = actualRhs;</div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;    </div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;    </div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;    selfadjoint_rank1_update&lt;Scalar,Index,StorageOrder,UpLo,</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;                              LhsBlasTraits::NeedToConjugate &amp;&amp; NumTraits&lt;Scalar&gt;::IsComplex,</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;                              RhsBlasTraits::NeedToConjugate &amp;&amp; NumTraits&lt;Scalar&gt;::IsComplex&gt;</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;          ::run(actualLhs.size(), mat.data(), mat.outerStride(), actualLhsPtr, actualRhsPtr, actualAlpha);</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;  }</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;};</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> MatrixType, <span class="keyword">typename</span> ProductType, <span class="keywordtype">int</span> UpLo&gt;</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;<span class="keyword">struct </span>general_product_to_triangular_selector&lt;MatrixType,ProductType,UpLo,false&gt;</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;{</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> run(MatrixType&amp; mat, <span class="keyword">const</span> ProductType&amp; prod, <span class="keyword">const</span> <span class="keyword">typename</span> MatrixType::Scalar&amp; alpha)</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;  {</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> MatrixType::Index Index;</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;    </div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all&lt;typename ProductType::LhsNested&gt;::type Lhs;</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;    <span class="keyword">typedef</span> internal::blas_traits&lt;Lhs&gt; LhsBlasTraits;</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> LhsBlasTraits::DirectLinearAccessType ActualLhs;</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all&lt;ActualLhs&gt;::type _ActualLhs;</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;    <span class="keyword">typename</span> internal::add_const_on_value_type&lt;ActualLhs&gt;::type actualLhs = LhsBlasTraits::extract(prod.lhs());</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;    </div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all&lt;typename ProductType::RhsNested&gt;::type Rhs;</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;    <span class="keyword">typedef</span> internal::blas_traits&lt;Rhs&gt; RhsBlasTraits;</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> RhsBlasTraits::DirectLinearAccessType ActualRhs;</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all&lt;ActualRhs&gt;::type _ActualRhs;</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;    <span class="keyword">typename</span> internal::add_const_on_value_type&lt;ActualRhs&gt;::type actualRhs = RhsBlasTraits::extract(prod.rhs());</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;    <span class="keyword">typename</span> ProductType::Scalar actualAlpha = alpha * LhsBlasTraits::extractScalarFactor(prod.lhs().derived()) * RhsBlasTraits::extractScalarFactor(prod.rhs().derived());</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;    internal::general_matrix_matrix_triangular_product&lt;Index,</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;      <span class="keyword">typename</span> Lhs::Scalar, _ActualLhs::Flags&amp;<a class="code" href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">RowMajorBit</a> ? <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044">RowMajor</a> : <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcdac86184b0e3be936fbfd20249a057a0bf">ColMajor</a>, LhsBlasTraits::NeedToConjugate,</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;      <span class="keyword">typename</span> Rhs::Scalar, _ActualRhs::Flags&amp;<a class="code" href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">RowMajorBit</a> ? <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044">RowMajor</a> : <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcdac86184b0e3be936fbfd20249a057a0bf">ColMajor</a>, RhsBlasTraits::NeedToConjugate,</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;      MatrixType::Flags&amp;<a class="code" href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">RowMajorBit</a> ? <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044">RowMajor</a> : <a class="code" href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcdac86184b0e3be936fbfd20249a057a0bf">ColMajor</a>, UpLo&gt;</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;      ::run(mat.cols(), actualLhs.cols(),</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;            &amp;actualLhs.coeffRef(0,0), actualLhs.outerStride(), &amp;actualRhs.coeffRef(0,0), actualRhs.outerStride(),</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;            mat.data(), mat.outerStride(), actualAlpha);</div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;  }</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;};</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> MatrixType, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> UpLo&gt;</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> ProductDerived, <span class="keyword">typename</span> _Lhs, <span class="keyword">typename</span> _Rhs&gt;</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;TriangularView&lt;MatrixType,UpLo&gt;&amp; TriangularView&lt;MatrixType,UpLo&gt;::assignProduct(<span class="keyword">const</span> ProductBase&lt;ProductDerived, _Lhs,_Rhs&gt;&amp; prod, <span class="keyword">const</span> Scalar&amp; alpha)</div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;{</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;  general_product_to_triangular_selector&lt;MatrixType, ProductDerived, UpLo, (_Lhs::ColsAtCompileTime==1) || (_Rhs::RowsAtCompileTime==1)&gt;::run(m_matrix.const_cast_derived(), prod.derived(), alpha);</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;  </div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;}</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;</div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;} <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;<span class="preprocessor">#endif // EIGEN_GENERAL_MATRIX_MATRIX_TRIANGULAR_H</span></div>
<div class="ttc" id="group__enums_html_gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044"><div class="ttname"><a href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcda1e16fa1b92ed7a058cd4ce7a9a0db044">Eigen::RowMajor</a></div><div class="ttdef"><b>Definition:</b> Constants.h:266</div></div>
<div class="ttc" id="group__enums_html_gga0c5bde183ecefe103f70b49ad9740bcdac86184b0e3be936fbfd20249a057a0bf"><div class="ttname"><a href="group__enums.html#gga0c5bde183ecefe103f70b49ad9740bcdac86184b0e3be936fbfd20249a057a0bf">Eigen::ColMajor</a></div><div class="ttdef"><b>Definition:</b> Constants.h:264</div></div>
<div class="ttc" id="group__enums_html_ggab59c1bec446b10af208f977a871d910bae70afef0d3ff7aca74e17e85ff6c9f2e"><div class="ttname"><a href="group__enums.html#ggab59c1bec446b10af208f977a871d910bae70afef0d3ff7aca74e17e85ff6c9f2e">Eigen::Upper</a></div><div class="ttdef"><b>Definition:</b> Constants.h:169</div></div>
<div class="ttc" id="group__enums_html_ggab59c1bec446b10af208f977a871d910baf886b397626076218462d53d50eb96bc"><div class="ttname"><a href="group__enums.html#ggab59c1bec446b10af208f977a871d910baf886b397626076218462d53d50eb96bc">Eigen::Lower</a></div><div class="ttdef"><b>Definition:</b> Constants.h:167</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>
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