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<h1>Solve.h</h1> </div>
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<a href="_solve_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// This file is part of Eigen, a lightweight C++ template library</span>
<a name="l00002"></a>00002 <span class="comment">// for linear algebra.</span>
<a name="l00003"></a>00003 <span class="comment">//</span>
<a name="l00004"></a>00004 <span class="comment">// Copyright (C) 2009 Benoit Jacob <jacob.benoit.1@gmail.com></span>
<a name="l00005"></a>00005 <span class="comment">//</span>
<a name="l00006"></a>00006 <span class="comment">// Eigen is free software; you can redistribute it and/or</span>
<a name="l00007"></a>00007 <span class="comment">// modify it under the terms of the GNU Lesser General Public</span>
<a name="l00008"></a>00008 <span class="comment">// License as published by the Free Software Foundation; either</span>
<a name="l00009"></a>00009 <span class="comment">// version 3 of the License, or (at your option) any later version.</span>
<a name="l00010"></a>00010 <span class="comment">//</span>
<a name="l00011"></a>00011 <span class="comment">// Alternatively, you can redistribute it and/or</span>
<a name="l00012"></a>00012 <span class="comment">// modify it under the terms of the GNU General Public License as</span>
<a name="l00013"></a>00013 <span class="comment">// published by the Free Software Foundation; either version 2 of</span>
<a name="l00014"></a>00014 <span class="comment">// the License, or (at your option) any later version.</span>
<a name="l00015"></a>00015 <span class="comment">//</span>
<a name="l00016"></a>00016 <span class="comment">// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY</span>
<a name="l00017"></a>00017 <span class="comment">// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS</span>
<a name="l00018"></a>00018 <span class="comment">// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the</span>
<a name="l00019"></a>00019 <span class="comment">// GNU General Public License for more details.</span>
<a name="l00020"></a>00020 <span class="comment">//</span>
<a name="l00021"></a>00021 <span class="comment">// You should have received a copy of the GNU Lesser General Public</span>
<a name="l00022"></a>00022 <span class="comment">// License and a copy of the GNU General Public License along with</span>
<a name="l00023"></a>00023 <span class="comment">// Eigen. If not, see <http://www.gnu.org/licenses/>.</span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#ifndef EIGEN_MISC_SOLVE_H</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#define EIGEN_MISC_SOLVE_H</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span>
<a name="l00028"></a>00028 <span class="keyword">namespace </span>internal {
<a name="l00029"></a>00029 <span class="comment"></span>
<a name="l00030"></a>00030 <span class="comment">/** \class solve_retval_base</span>
<a name="l00031"></a>00031 <span class="comment"> *</span>
<a name="l00032"></a>00032 <span class="comment"> */</span>
<a name="l00033"></a>00033 <span class="keyword">template</span><<span class="keyword">typename</span> DecompositionType, <span class="keyword">typename</span> Rhs>
<a name="l00034"></a><a class="code" href="structinternal_1_1traits_3_01solve__retval__base_3_01_decomposition_type_00_01_rhs_01_4_01_4.html">00034</a> <span class="keyword">struct </span>traits<<a class="code" href="structinternal_1_1solve__retval__base.html">solve_retval_base</a><DecompositionType, Rhs> >
<a name="l00035"></a>00035 {
<a name="l00036"></a><a class="code" href="structinternal_1_1traits_3_01solve__retval__base_3_01_decomposition_type_00_01_rhs_01_4_01_4.html#a64b3d36f13712daece98fda4426ab9c6">00036</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> DecompositionType::MatrixType <a class="code" href="structinternal_1_1traits_3_01solve__retval__base_3_01_decomposition_type_00_01_rhs_01_4_01_4.html#a64b3d36f13712daece98fda4426ab9c6">MatrixType</a>;
<a name="l00037"></a>00037 <span class="keyword">typedef</span> <a class="code" href="class_matrix.html" title="The matrix class, also used for vectors and row-vectors.">Matrix</a><<span class="keyword">typename</span> Rhs::Scalar,
<a name="l00038"></a>00038 MatrixType::ColsAtCompileTime,
<a name="l00039"></a>00039 Rhs::ColsAtCompileTime,
<a name="l00040"></a>00040 Rhs::PlainObject::Options,
<a name="l00041"></a>00041 MatrixType::MaxColsAtCompileTime,
<a name="l00042"></a><a class="code" href="structinternal_1_1traits_3_01solve__retval__base_3_01_decomposition_type_00_01_rhs_01_4_01_4.html#a47e236c7a8725ad5a1a96739bc67cfe5">00042</a> Rhs::MaxColsAtCompileTime> <a class="code" href="structinternal_1_1traits_3_01solve__retval__base_3_01_decomposition_type_00_01_rhs_01_4_01_4.html#a47e236c7a8725ad5a1a96739bc67cfe5">ReturnType</a>;
<a name="l00043"></a>00043 };
<a name="l00044"></a>00044
<a name="l00045"></a><a class="code" href="structinternal_1_1solve__retval__base.html">00045</a> <span class="keyword">template</span><<span class="keyword">typename</span> _DecompositionType, <span class="keyword">typename</span> Rhs> <span class="keyword">struct </span><a class="code" href="structinternal_1_1solve__retval__base.html">solve_retval_base</a>
<a name="l00046"></a>00046 : <span class="keyword">public</span> <a class="code" href="class_return_by_value.html">ReturnByValue</a><solve_retval_base<_DecompositionType, Rhs> >
<a name="l00047"></a>00047 {
<a name="l00048"></a><a class="code" href="structinternal_1_1solve__retval__base.html#a39cddde7f1ca8e11f2851915eeb6710b">00048</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="structinternal_1_1remove__all.html#a563ebdff4a8ca3825b500e7efb95c4bc">remove_all<typename Rhs::Nested>::type</a> <a class="code" href="structinternal_1_1solve__retval__base.html#a39cddde7f1ca8e11f2851915eeb6710b">RhsNestedCleaned</a>;
<a name="l00049"></a><a class="code" href="structinternal_1_1solve__retval__base.html#ac90318d3a3104ec0a03e6d390704ea42">00049</a> <span class="keyword">typedef</span> _DecompositionType <a class="code" href="structinternal_1_1solve__retval__base.html#ac90318d3a3104ec0a03e6d390704ea42">DecompositionType</a>;
<a name="l00050"></a><a class="code" href="structinternal_1_1solve__retval__base.html#a8cb66eedefa9d98a8ac83840e6b25d06">00050</a> <span class="keyword">typedef</span> <a class="code" href="class_return_by_value.html">ReturnByValue<solve_retval_base></a> <a class="code" href="structinternal_1_1solve__retval__base.html#a8cb66eedefa9d98a8ac83840e6b25d06">Base</a>;
<a name="l00051"></a><a class="code" href="structinternal_1_1solve__retval__base.html#a16fc2ef4fb7e333304538a684f184421">00051</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> Base::Index <a class="code" href="structinternal_1_1solve__retval__base.html#a16fc2ef4fb7e333304538a684f184421">Index</a>;
<a name="l00052"></a>00052
<a name="l00053"></a><a class="code" href="structinternal_1_1solve__retval__base.html#a70541882838fc2d514d79a1431e48698">00053</a> <a class="code" href="structinternal_1_1solve__retval__base.html#a70541882838fc2d514d79a1431e48698">solve_retval_base</a>(<span class="keyword">const</span> <a class="code" href="structinternal_1_1solve__retval__base.html#ac90318d3a3104ec0a03e6d390704ea42">DecompositionType</a>& <a class="code" href="structinternal_1_1solve__retval__base.html#a12f27113afbcd65dc8790577c1d873fd">dec</a>, <span class="keyword">const</span> Rhs& <a class="code" href="structinternal_1_1solve__retval__base.html#a9385e6aa4ef8d51f04b6d8574b00d484">rhs</a>)
<a name="l00054"></a>00054 : <a class="code" href="structinternal_1_1solve__retval__base.html#a6faa4b8cac2a43ef8a2ea24a02d19c9f">m_dec</a>(dec), <a class="code" href="structinternal_1_1solve__retval__base.html#a65ff6ecb9804dfb4f5871f5f7d9422cf">m_rhs</a>(rhs)
<a name="l00055"></a>00055 {}
<a name="l00056"></a>00056
<a name="l00057"></a><a class="code" href="structinternal_1_1solve__retval__base.html#ad36e25b94a147de7804510ed597dbc20">00057</a> <span class="keyword">inline</span> <a class="code" href="structinternal_1_1solve__retval__base.html#a16fc2ef4fb7e333304538a684f184421">Index</a> <a class="code" href="structinternal_1_1solve__retval__base.html#ad36e25b94a147de7804510ed597dbc20">rows</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="structinternal_1_1solve__retval__base.html#a6faa4b8cac2a43ef8a2ea24a02d19c9f">m_dec</a>.cols(); }
<a name="l00058"></a><a class="code" href="structinternal_1_1solve__retval__base.html#a032d20e1b9cb021c6c89c3a49eb1cbb7">00058</a> <span class="keyword">inline</span> <a class="code" href="structinternal_1_1solve__retval__base.html#a16fc2ef4fb7e333304538a684f184421">Index</a> <a class="code" href="structinternal_1_1solve__retval__base.html#a032d20e1b9cb021c6c89c3a49eb1cbb7">cols</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="structinternal_1_1solve__retval__base.html#a65ff6ecb9804dfb4f5871f5f7d9422cf">m_rhs</a>.cols(); }
<a name="l00059"></a><a class="code" href="structinternal_1_1solve__retval__base.html#a12f27113afbcd65dc8790577c1d873fd">00059</a> <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="structinternal_1_1solve__retval__base.html#ac90318d3a3104ec0a03e6d390704ea42">DecompositionType</a>& <a class="code" href="structinternal_1_1solve__retval__base.html#a12f27113afbcd65dc8790577c1d873fd">dec</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="structinternal_1_1solve__retval__base.html#a6faa4b8cac2a43ef8a2ea24a02d19c9f">m_dec</a>; }
<a name="l00060"></a><a class="code" href="structinternal_1_1solve__retval__base.html#a9385e6aa4ef8d51f04b6d8574b00d484">00060</a> <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="structinternal_1_1solve__retval__base.html#a39cddde7f1ca8e11f2851915eeb6710b">RhsNestedCleaned</a>& <a class="code" href="structinternal_1_1solve__retval__base.html#a9385e6aa4ef8d51f04b6d8574b00d484">rhs</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="structinternal_1_1solve__retval__base.html#a65ff6ecb9804dfb4f5871f5f7d9422cf">m_rhs</a>; }
<a name="l00061"></a>00061
<a name="l00062"></a><a class="code" href="structinternal_1_1solve__retval__base.html#a473e8c8378034d77b108e0ab14534e5f">00062</a> <span class="keyword">template</span><<span class="keyword">typename</span> Dest> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="structinternal_1_1solve__retval__base.html#a473e8c8378034d77b108e0ab14534e5f">evalTo</a>(Dest& dst)<span class="keyword"> const</span>
<a name="l00063"></a>00063 <span class="keyword"> </span>{
<a name="l00064"></a>00064 <span class="keyword">static_cast<</span><span class="keyword">const </span>solve_retval<DecompositionType,Rhs>*<span class="keyword">></span>(<span class="keyword">this</span>)-><a class="code" href="structinternal_1_1solve__retval__base.html#a473e8c8378034d77b108e0ab14534e5f">evalTo</a>(dst);
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066
<a name="l00067"></a>00067 <span class="keyword">protected</span>:
<a name="l00068"></a><a class="code" href="structinternal_1_1solve__retval__base.html#a6faa4b8cac2a43ef8a2ea24a02d19c9f">00068</a> <span class="keyword">const</span> <a class="code" href="structinternal_1_1solve__retval__base.html#ac90318d3a3104ec0a03e6d390704ea42">DecompositionType</a>& <a class="code" href="structinternal_1_1solve__retval__base.html#a6faa4b8cac2a43ef8a2ea24a02d19c9f">m_dec</a>;
<a name="l00069"></a><a class="code" href="structinternal_1_1solve__retval__base.html#a65ff6ecb9804dfb4f5871f5f7d9422cf">00069</a> <span class="keyword">const</span> <span class="keyword">typename</span> Rhs::Nested <a class="code" href="structinternal_1_1solve__retval__base.html#a65ff6ecb9804dfb4f5871f5f7d9422cf">m_rhs</a>;
<a name="l00070"></a>00070 };
<a name="l00071"></a>00071
<a name="l00072"></a>00072 } <span class="comment">// end namespace internal</span>
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="preprocessor">#define EIGEN_MAKE_SOLVE_HELPERS(DecompositionType,Rhs) \</span>
<a name="l00075"></a>00075 <span class="preprocessor"> typedef typename DecompositionType::MatrixType MatrixType; \</span>
<a name="l00076"></a>00076 <span class="preprocessor"> typedef typename MatrixType::Scalar Scalar; \</span>
<a name="l00077"></a>00077 <span class="preprocessor"> typedef typename MatrixType::RealScalar RealScalar; \</span>
<a name="l00078"></a>00078 <span class="preprocessor"> typedef typename MatrixType::Index Index; \</span>
<a name="l00079"></a>00079 <span class="preprocessor"> typedef Eigen::internal::solve_retval_base<DecompositionType,Rhs> Base; \</span>
<a name="l00080"></a>00080 <span class="preprocessor"> using Base::dec; \</span>
<a name="l00081"></a>00081 <span class="preprocessor"> using Base::rhs; \</span>
<a name="l00082"></a>00082 <span class="preprocessor"> using Base::rows; \</span>
<a name="l00083"></a>00083 <span class="preprocessor"> using Base::cols; \</span>
<a name="l00084"></a>00084 <span class="preprocessor"> solve_retval(const DecompositionType& dec, const Rhs& rhs) \</span>
<a name="l00085"></a>00085 <span class="preprocessor"> : Base(dec, rhs) {}</span>
<a name="l00086"></a>00086 <span class="preprocessor"></span>
<a name="l00087"></a>00087 <span class="preprocessor">#endif // EIGEN_MISC_SOLVE_H</span>
</pre></div></div>
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