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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) 2012 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_REF_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor"></span><span class="preprocessor">#define EIGEN_REF_H</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">namespace </span>Eigen { </div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived> <span class="keyword">class </span>RefBase;</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">template</span><<span class="keyword">typename</span> PlainObjectType, <span class="keywordtype">int</span> Options = 0,</div>
<div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="classEigen_1_1Ref.html"> 17</a></span>  <span class="keyword">typename</span> StrideType = <span class="keyword">typename</span> internal::conditional<PlainObjectType::IsVectorAtCompileTime,InnerStride<1>,<a class="code" href="classEigen_1_1OuterStride.html">OuterStride<></a> >::type > <span class="keyword">class </span><a class="code" href="classEigen_1_1Ref.html">Ref</a>;</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="keyword">namespace </span>internal {</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> <span class="keyword">template</span><<span class="keyword">typename</span> _PlainObjectType, <span class="keywordtype">int</span> _Options, <span class="keyword">typename</span> _Str<span class="keywordtype">id</span>eType></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">struct </span>traits<<a class="code" href="classEigen_1_1Ref.html">Ref</a><_PlainObjectType, _Options, _StrideType> ></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  : <span class="keyword">public</span> traits<Map<_PlainObjectType, _Options, _StrideType> ></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> {</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">typedef</span> _PlainObjectType PlainObjectType;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">typedef</span> _StrideType StrideType;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  Options = _Options</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> </div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">template</span><<span class="keyword">typename</span> Derived> <span class="keyword">struct </span>match {</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  HasDirectAccess = internal::has_direct_access<Derived>::ret,</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  StorageOrderMatch = PlainObjectType::IsVectorAtCompileTime || ((PlainObjectType::Flags&<a class="code" href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">RowMajorBit</a>)==(Derived::Flags&<a class="code" href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">RowMajorBit</a>)),</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  InnerStrideMatch = <span class="keywordtype">int</span>(StrideType::InnerStrideAtCompileTime)==int(<a class="code" href="namespaceEigen.html#adc9da5be31bdce40c25a92c27999c0e3">Dynamic</a>)</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  || int(StrideType::InnerStrideAtCompileTime)==int(Derived::InnerStrideAtCompileTime)</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  || (int(StrideType::InnerStrideAtCompileTime)==0 && int(Derived::InnerStrideAtCompileTime)==1),</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  OuterStrideMatch = Derived::IsVectorAtCompileTime</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  || <span class="keywordtype">int</span>(StrideType::OuterStrideAtCompileTime)==int(<a class="code" href="namespaceEigen.html#adc9da5be31bdce40c25a92c27999c0e3">Dynamic</a>) || int(StrideType::OuterStrideAtCompileTime)==int(Derived::OuterStrideAtCompileTime),</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  AlignmentMatch = (_Options!=<a class="code" href="group__enums.html#gga456ac33d49271d3e2c371351cd1d6371ad5380ca00f3d74b38593adf8a0d06d3e">Aligned</a>) || ((PlainObjectType::Flags&<a class="code" href="group__flags.html#ga972a2dcb6603215fa53e0b9e82051426">AlignedBit</a>)==0) || ((traits<Derived>::Flags&AlignedBit)==<a class="code" href="group__flags.html#ga972a2dcb6603215fa53e0b9e82051426">AlignedBit</a>),</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  MatchAtCompileTime = HasDirectAccess && StorageOrderMatch && InnerStrideMatch && OuterStrideMatch && AlignmentMatch</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="keyword">typedef</span> <span class="keyword">typename</span> internal::conditional<MatchAtCompileTime,internal::true_type,internal::false_type>::type type;</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="l00115"></a><span class="lineno"> 115</span> };</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="keyword">struct </span>traits<RefBase<Derived> > : <span class="keyword">public</span> traits<Derived> {};</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> }</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived> <span class="keyword">class </span>RefBase</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  : <span class="keyword">public</span> MapBase<Derived></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> {</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::traits<Derived>::PlainObjectType PlainObjectType;</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::traits<Derived>::StrideType StrideType;</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">public</span>:</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">typedef</span> MapBase<Derived> Base;</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  EIGEN_DENSE_PUBLIC_INTERFACE(RefBase)</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  inline Index innerStride()<span class="keyword"> const</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">return</span> StrideType::InnerStrideAtCompileTime != 0 ? m_stride.inner() : 1;</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  }</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">inline</span> Index outerStride()<span class="keyword"> const</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">return</span> StrideType::OuterStrideAtCompileTime != 0 ? m_stride.outer()</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  : IsVectorAtCompileTime ? this->size()</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  : int(Flags)&RowMajorBit ? this->cols()</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  : this->rows();</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  }</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>  RefBase()</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  : Base(0,RowsAtCompileTime==<a class="code" href="namespaceEigen.html#adc9da5be31bdce40c25a92c27999c0e3">Dynamic</a>?0:RowsAtCompileTime,ColsAtCompileTime==<a class="code" href="namespaceEigen.html#adc9da5be31bdce40c25a92c27999c0e3">Dynamic</a>?0:ColsAtCompileTime),</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="comment">// Stride<> does not allow default ctor for Dynamic strides, so let' initialize it with dummy values:</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  m_stride(StrideType::OuterStrideAtCompileTime==<a class="code" href="namespaceEigen.html#adc9da5be31bdce40c25a92c27999c0e3">Dynamic</a>?0:StrideType::OuterStrideAtCompileTime,</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  StrideType::InnerStrideAtCompileTime==<a class="code" href="namespaceEigen.html#adc9da5be31bdce40c25a92c27999c0e3">Dynamic</a>?0:StrideType::InnerStrideAtCompileTime)</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>  </div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  EIGEN_INHERIT_ASSIGNMENT_OPERATORS(RefBase)</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> protected:</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>  typedef Stride<StrideType::OuterStrideAtCompileTime,StrideType::InnerStrideAtCompileTime> StrideBase;</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  template<typename Expression></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordtype">void</span> construct(Expression& expr)</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  {</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">if</span>(PlainObjectType::RowsAtCompileTime==1)</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  {</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  eigen_assert(expr.rows()==1 || expr.cols()==1);</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  ::new (static_cast<Base*>(<span class="keyword">this</span>)) Base(expr.data(), 1, expr.size());</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  }</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  else if(PlainObjectType::ColsAtCompileTime==1)</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  {</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  eigen_assert(expr.rows()==1 || expr.cols()==1);</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  ::new (static_cast<Base*>(<span class="keyword">this</span>)) Base(expr.data(), expr.size(), 1);</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  }</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  else</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  ::new (static_cast<Base*>(this)) Base(expr.data(), expr.rows(), expr.cols());</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  ::new (&m_stride) StrideBase(StrideType::OuterStrideAtCompileTime==0?0:expr.outerStride(),</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  StrideType::InnerStrideAtCompileTime==0?0:expr.innerStride()); </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>  StrideBase m_stride;</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> };</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> template<typename PlainObjectType, <span class="keywordtype">int</span> Options, typename StrideType> class Ref</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  : public RefBase<Ref<PlainObjectType, Options, StrideType> ></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keyword">typedef</span> internal::traits<Ref> Traits;</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keyword">typedef</span> RefBase<Ref> Base;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  EIGEN_DENSE_PUBLIC_INTERFACE(Ref)</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="preprocessor">#ifndef EIGEN_PARSED_BY_DOXYGEN</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="preprocessor"></span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keyword">inline</span> Ref(PlainObjectBase<Derived>& expr,</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keyword">typename</span> internal::enable_if<<span class="keywordtype">bool</span>(Traits::template match<Derived>::MatchAtCompileTime),Derived>::type* = 0)</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  {</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  Base::construct(expr);</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  }</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keyword">inline</span> Ref(<span class="keyword">const</span> DenseBase<Derived>& expr,</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keyword">typename</span> internal::enable_if<<span class="keywordtype">bool</span>(internal::is_lvalue<Derived>::value&&<span class="keywordtype">bool</span>(Traits::template match<Derived>::MatchAtCompileTime)),Derived>::type* = 0,</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordtype">int</span> = Derived::ThisConstantIsPrivateInPlainObjectBase)</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="preprocessor"></span> <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keyword">inline</span> Ref(DenseBase<Derived>& expr)</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor"></span> {</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  Base::construct(expr.const_cast_derived());</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  }</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  EIGEN_INHERIT_ASSIGNMENT_OPERATORS(Ref)</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> };</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> </div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment">// this is the const ref version</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="keyword">template</span><<span class="keyword">typename</span> TPlainObjectType, <span class="keywordtype">int</span> Options, <span class="keyword">typename</span> Str<span class="keywordtype">id</span>eType> <span class="keyword">class </span>Ref<const TPlainObjectType, Options, StrideType></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  : <span class="keyword">public</span> RefBase<Ref<const TPlainObjectType, Options, StrideType> ></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> {</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keyword">typedef</span> internal::traits<Ref> Traits;</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keyword">typedef</span> RefBase<Ref> Base;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  EIGEN_DENSE_PUBLIC_INTERFACE(Ref)</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  template<typename Derived></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  inline Ref(const DenseBase<Derived>& expr)</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  {</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="comment">// std::cout << match_helper<Derived>::HasDirectAccess << "," << match_helper<Derived>::OuterStrideMatch << "," << match_helper<Derived>::InnerStrideMatch << "\n";</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> <span class="comment">// std::cout << int(StrideType::OuterStrideAtCompileTime) << " - " << int(Derived::OuterStrideAtCompileTime) << "\n";</span></div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="comment">// std::cout << int(StrideType::InnerStrideAtCompileTime) << " - " << int(Derived::InnerStrideAtCompileTime) << "\n";</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  construct(expr.derived(), <span class="keyword">typename</span> Traits::template match<Derived>::type());</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  }</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> </div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keyword">template</span><<span class="keyword">typename</span> Expression></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordtype">void</span> construct(<span class="keyword">const</span> Expression& expr,internal::true_type)</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  {</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  Base::construct(expr);</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  }</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keyword">template</span><<span class="keyword">typename</span> Expression></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordtype">void</span> construct(<span class="keyword">const</span> Expression& expr, internal::false_type)</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  {</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  m_object.lazyAssign(expr);</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  Base::construct(m_object);</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  }</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  TPlainObjectType m_object;</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> };</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> } <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> </div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="preprocessor">#endif // EIGEN_REF_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_1Ref_html"><div class="ttname"><a href="classEigen_1_1Ref.html">Eigen::Ref</a></div><div class="ttdoc">A matrix or vector expression mapping an existing expressions. </div><div class="ttdef"><b>Definition:</b> Ref.h:17</div></div>
<div class="ttc" id="group__enums_html_gga456ac33d49271d3e2c371351cd1d6371ad5380ca00f3d74b38593adf8a0d06d3e"><div class="ttname"><a href="group__enums.html#gga456ac33d49271d3e2c371351cd1d6371ad5380ca00f3d74b38593adf8a0d06d3e">Eigen::Aligned</a></div><div class="ttdef"><b>Definition:</b> Constants.h:194</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 class="ttc" id="classEigen_1_1OuterStride_html"><div class="ttname"><a href="classEigen_1_1OuterStride.html">Eigen::OuterStride</a></div><div class="ttdoc">Convenience specialization of Stride to specify only an outer stride See class Map for some examples...</div><div class="ttdef"><b>Definition:</b> Stride.h:97</div></div>
<div class="ttc" id="group__flags_html_ga972a2dcb6603215fa53e0b9e82051426"><div class="ttname"><a href="group__flags.html#ga972a2dcb6603215fa53e0b9e82051426">Eigen::AlignedBit</a></div><div class="ttdeci">const unsigned int AlignedBit</div><div class="ttdef"><b>Definition:</b> Constants.h:147</div></div>
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