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<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) 2008 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_RANDOM_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor"></span><span class="preprocessor">#define EIGEN_RANDOM_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">namespace </span>internal {</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">template</span><<span class="keyword">typename</span> Scalar> <span class="keyword">struct </span>scalar_random_op {</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  EIGEN_EMPTY_STRUCT_CTOR(scalar_random_op)</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  template<typename Index></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  inline const Scalar operator() (Index, Index = 0)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> random<Scalar>(); }</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> };</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">template</span><<span class="keyword">typename</span> Scalar></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">struct </span>functor_traits<scalar_random_op<Scalar> ></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> { <span class="keyword">enum</span> { Cost = 5 * NumTraits<Scalar>::MulCost, PacketAccess = <span class="keyword">false</span>, IsRepeatable = <span class="keyword">false</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="comment">// end namespace internal</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">inline</span> <span class="keyword">const</span> CwiseNullaryOp<internal::scalar_random_op<typename internal::traits<Derived>::Scalar>, Derived></div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="classEigen_1_1DenseBase.html#a78061942c4ccb57f5b1dde173fdd8bd0"> 49</a></span> <a class="code" href="classEigen_1_1DenseBase.html#a8e759dafdd9ecc446d397b7f5435f60a">DenseBase<Derived>::Random</a>(<a class="code" href="classEigen_1_1DenseBase.html#a4d4873e91be950c079f067fa97fd5c40">Index</a> rows, <a class="code" href="classEigen_1_1DenseBase.html#a4d4873e91be950c079f067fa97fd5c40">Index</a> cols)</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>  <span class="keywordflow">return</span> NullaryExpr(rows, cols, internal::scalar_random_op<Scalar>());</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> }</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="classEigen_1_1CwiseNullaryOp.html">CwiseNullaryOp<internal::scalar_random_op<typename internal::traits<Derived>::Scalar</a>>, Derived></div>
<div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="classEigen_1_1DenseBase.html#a6f42aba8fbe2618deb0e80e4af876e04"> 76</a></span> <a class="code" href="classEigen_1_1DenseBase.html#a8e759dafdd9ecc446d397b7f5435f60a">DenseBase<Derived>::Random</a>(<a class="code" href="classEigen_1_1DenseBase.html#a4d4873e91be950c079f067fa97fd5c40">Index</a> size)</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>  <span class="keywordflow">return</span> NullaryExpr(size, internal::scalar_random_op<Scalar>());</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> </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="classEigen_1_1CwiseNullaryOp.html">CwiseNullaryOp<internal::scalar_random_op<typename internal::traits<Derived>::Scalar</a>>, Derived></div>
<div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="classEigen_1_1DenseBase.html#a8e759dafdd9ecc446d397b7f5435f60a"> 97</a></span> <a class="code" href="classEigen_1_1DenseBase.html#a8e759dafdd9ecc446d397b7f5435f60a">DenseBase<Derived>::Random</a>()</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="keywordflow">return</span> NullaryExpr(RowsAtCompileTime, ColsAtCompileTime, internal::scalar_random_op<Scalar>());</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> }</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00110"></a><span class="lineno"><a class="line" href="classEigen_1_1DenseBase.html#ab795c242db18862f502dfd9fa625c504"> 110</a></span> <span class="keyword">inline</span> Derived& <a class="code" href="classEigen_1_1DenseBase.html#ab795c242db18862f502dfd9fa625c504">DenseBase<Derived>::setRandom</a>()</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> {</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span> = Random(rows(), cols());</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> EIGEN_STRONG_INLINE Derived&</div>
<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classEigen_1_1PlainObjectBase.html#ae1ce0775cd60a0bf2eda0902fc7fc9bd"> 126</a></span> <a class="code" href="classEigen_1_1PlainObjectBase.html#ae1ce0775cd60a0bf2eda0902fc7fc9bd">PlainObjectBase<Derived>::setRandom</a>(Index newSize)</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>  resize(newSize);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">return</span> setRandom();</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> }</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> EIGEN_STRONG_INLINE Derived&</div>
<div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="classEigen_1_1PlainObjectBase.html#a6bd7b98bddcd74995874966d14c5efad"> 144</a></span> <a class="code" href="classEigen_1_1PlainObjectBase.html#ae1ce0775cd60a0bf2eda0902fc7fc9bd">PlainObjectBase<Derived>::setRandom</a>(Index nbRows, Index nbCols)</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> {</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  resize(nbRows, nbCols);</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">return</span> setRandom();</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> </div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> } <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="preprocessor">#endif // EIGEN_RANDOM_H</span></div>
<div class="ttc" id="classEigen_1_1CwiseNullaryOp_html"><div class="ttname"><a href="classEigen_1_1CwiseNullaryOp.html">Eigen::CwiseNullaryOp</a></div><div class="ttdoc">Generic expression of a matrix where all coefficients are defined by a functor. </div><div class="ttdef"><b>Definition:</b> CwiseNullaryOp.h:49</div></div>
<div class="ttc" id="classEigen_1_1DenseBase_html_ab795c242db18862f502dfd9fa625c504"><div class="ttname"><a href="classEigen_1_1DenseBase.html#ab795c242db18862f502dfd9fa625c504">Eigen::DenseBase::setRandom</a></div><div class="ttdeci">Derived & setRandom()</div><div class="ttdef"><b>Definition:</b> Random.h:110</div></div>
<div class="ttc" id="classEigen_1_1PlainObjectBase_html_ae1ce0775cd60a0bf2eda0902fc7fc9bd"><div class="ttname"><a href="classEigen_1_1PlainObjectBase.html#ae1ce0775cd60a0bf2eda0902fc7fc9bd">Eigen::PlainObjectBase::setRandom</a></div><div class="ttdeci">Derived & setRandom(Index size)</div><div class="ttdef"><b>Definition:</b> Random.h:126</div></div>
<div class="ttc" id="classEigen_1_1DenseBase_html_a8e759dafdd9ecc446d397b7f5435f60a"><div class="ttname"><a href="classEigen_1_1DenseBase.html#a8e759dafdd9ecc446d397b7f5435f60a">Eigen::DenseBase::Random</a></div><div class="ttdeci">static const CwiseNullaryOp< internal::scalar_random_op< Scalar >, Derived > Random()</div><div class="ttdef"><b>Definition:</b> Random.h:97</div></div>
<div class="ttc" id="classEigen_1_1DenseBase_html_a4d4873e91be950c079f067fa97fd5c40"><div class="ttname"><a href="classEigen_1_1DenseBase.html#a4d4873e91be950c079f067fa97fd5c40">Eigen::DenseBase::Index</a></div><div class="ttdeci">internal::traits< Derived >::Index Index</div><div class="ttdoc">The type of indices. </div><div class="ttdef"><b>Definition:</b> DenseBase.h:61</div></div>
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