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<h1>itkFEMElement1DStress.h</h1><a href="itkFEMElement1DStress_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*=========================================================================</span>
<a name="l00002"></a>00002 <span class="comment"></span>
<a name="l00003"></a>00003 <span class="comment"> Program: Insight Segmentation & Registration Toolkit</span>
<a name="l00004"></a>00004 <span class="comment"> Module: $RCSfile: itkFEMElement1DStress.h,v $</span>
<a name="l00005"></a>00005 <span class="comment"> Language: C++</span>
<a name="l00006"></a>00006 <span class="comment"> Date: $Date: 2009-01-28 21:19:15 $</span>
<a name="l00007"></a>00007 <span class="comment"> Version: $Revision: 1.7 $</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> Copyright (c) Insight Software Consortium. All rights reserved.</span>
<a name="l00010"></a>00010 <span class="comment"> See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.</span>
<a name="l00011"></a>00011 <span class="comment"></span>
<a name="l00012"></a>00012 <span class="comment"> This software is distributed WITHOUT ANY WARRANTY; without even </span>
<a name="l00013"></a>00013 <span class="comment"> the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR </span>
<a name="l00014"></a>00014 <span class="comment"> PURPOSE. See the above copyright notices for more information.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment">=========================================================================*/</span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018 <span class="preprocessor">#ifndef __itkFEMElement1DStress_h</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">#define __itkFEMElement1DStress_h</span>
<a name="l00020"></a>00020 <span class="preprocessor"></span>
<a name="l00021"></a>00021 <span class="preprocessor">#include "<a class="code" href="itkFEMElementBase_8h.html">itkFEMElementBase.h</a>"</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include "<a class="code" href="itkFEMMaterialLinearElasticity_8h.html">itkFEMMaterialLinearElasticity.h</a>"</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="keyword">namespace </span>itk {
<a name="l00025"></a>00025 <span class="keyword">namespace </span>fem {
<a name="l00026"></a>00026
<a name="l00041"></a>00041 <span class="keyword">template</span><<span class="keyword">class</span> TBaseClass=Element>
<a name="l00042"></a><a class="code" href="classitk_1_1fem_1_1Element1DStress.html">00042</a> <span class="keyword">class </span><a class="code" href="classitk_1_1fem_1_1Element1DStress.html" title="Class that is used to define linear elasticity problem in 1D space.">Element1DStress</a> : <span class="keyword">public</span> TBaseClass
<a name="l00043"></a>00043 {
<a name="l00044"></a><a class="code" href="classitk_1_1fem_1_1Element1DStress.html#0fa508a224c41ca427582db2d947856b">00044</a> <a class="code" href="itkFEMMacro_8h.html#fa7d760fae69e20af6c94904fb3366fa" title="If defined, FEM classes will use smart pointers.">FEM_ABSTRACT_CLASS</a>(<a class="code" href="classitk_1_1fem_1_1Element1DStress.html" title="Class that is used to define linear elasticity problem in 1D space.">Element1DStress</a>,TBaseClass)
<a name="l00045"></a>00045 public:
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="comment">// Repeat the required typedefs and enums from parent class</span>
<a name="l00048"></a><a class="code" href="classitk_1_1fem_1_1Element1DStress.html#5f3ddfd10b5dbe7ce538ae32a3035b6b">00048</a> typedef typename <a class="code" href="classitk_1_1fem_1_1ElementStd.html">Superclass</a>::<a class="code" href="classitk_1_1fem_1_1Element1DStress.html#5f3ddfd10b5dbe7ce538ae32a3035b6b">Float</a> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#5f3ddfd10b5dbe7ce538ae32a3035b6b">Float</a>;
<a name="l00049"></a><a class="code" href="classitk_1_1fem_1_1Element1DStress.html#3a348f825e3de85ad6a50606817bbb8d">00049</a> typedef typename <a class="code" href="classitk_1_1fem_1_1ElementStd.html">Superclass</a>::<a class="code" href="classvnl__matrix.html">MatrixType</a> <a class="code" href="classvnl__matrix.html">MatrixType</a>;
<a name="l00050"></a><a class="code" href="classitk_1_1fem_1_1Element1DStress.html#8ac6a49d0ae8fd1ce4914e46a2414b90">00050</a> typedef typename <a class="code" href="classitk_1_1fem_1_1ElementStd.html">Superclass</a>::<a class="code" href="classvnl__vector.html">VectorType</a> <a class="code" href="classvnl__vector.html">VectorType</a>;
<a name="l00051"></a>00051
<a name="l00055"></a>00055 virtual <span class="keywordtype">void</span> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#988142ec15d3a083b9a6d57fde0e4dfd">Read</a>( std::istream&, <span class="keywordtype">void</span>* info );
<a name="l00056"></a>00056
<a name="l00060"></a>00060 virtual <span class="keywordtype">void</span> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#1a9cc33d1e4953e78ace3d3fbd0e003c">Write</a>( std::ostream& f ) const;
<a name="l00061"></a>00061
<a name="l00065"></a>00065 <a class="code" href="classitk_1_1fem_1_1Element1DStress.html" title="Class that is used to define linear elasticity problem in 1D space.">Element1DStress</a>();
<a name="l00066"></a>00066
<a name="l00068"></a>00068 <span class="comment">/*</span>
<a name="l00069"></a>00069 <span class="comment"> * Methods related to the physics of the problem.</span>
<a name="l00070"></a>00070 <span class="comment"> */</span>
<a name="l00071"></a>00071
<a name="l00075"></a>00075 virtual <span class="keywordtype">void</span> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#32eac1c4ba96f6bd5e082b60e9b56282">GetStrainDisplacementMatrix</a>(MatrixType& B, const MatrixType& shapeDgl) const;
<a name="l00076"></a>00076
<a name="l00080"></a>00080 virtual <span class="keywordtype">void</span> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#8db945ca6950527a57c35e5ee8ba4f72">GetMaterialMatrix</a>(MatrixType& D) const;
<a name="l00081"></a>00081
<a name="l00087"></a>00087 virtual <span class="keywordtype">void</span> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#6e7cf682989fcf9cf5637c1cef28173f">GetStiffnessMatrix</a>(MatrixType& Ke) const;
<a name="l00088"></a>00088
<a name="l00096"></a><a class="code" href="classitk_1_1fem_1_1Element1DStress.html#507cbb9029c4d2d3a39d62ea3a068354">00096</a> virtual <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#507cbb9029c4d2d3a39d62ea3a068354">GetNumberOfDegreesOfFreedomPerNode</a>( <span class="keywordtype">void</span> )<span class="keyword"> const</span>
<a name="l00097"></a>00097 <span class="keyword"> </span>{ <span class="keywordflow">return</span> 2; }
<a name="l00098"></a>00098
<a name="l00099"></a>00099 <span class="keyword">public</span>:
<a name="l00100"></a>00100
<a name="l00104"></a><a class="code" href="classitk_1_1fem_1_1Element1DStress.html#4fe89fbf07c4131e648a58154655decb">00104</a> <a class="code" href="classitk_1_1fem_1_1MaterialLinearElasticity.html" title="Linear elasticity material class.">MaterialLinearElasticity::ConstPointer</a> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#4fe89fbf07c4131e648a58154655decb">m_mat</a>;
<a name="l00105"></a><a class="code" href="classitk_1_1fem_1_1Element1DStress.html#adf7eaf0c9397152ce3ab005c2b1a7ab">00105</a> <span class="keyword">virtual</span> <a class="code" href="classitk_1_1fem_1_1FEMLightObject.html" title="Base class for all classes that define the FEM system.">Material::ConstPointer</a> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#adf7eaf0c9397152ce3ab005c2b1a7ab">GetMaterial</a>(<span class="keywordtype">void</span>)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#4fe89fbf07c4131e648a58154655decb">m_mat</a>; }
<a name="l00106"></a><a class="code" href="classitk_1_1fem_1_1Element1DStress.html#82a600dc59bc450ff977427e1f309dae">00106</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#82a600dc59bc450ff977427e1f309dae">SetMaterial</a>(<a class="code" href="classitk_1_1fem_1_1FEMLightObject.html" title="Base class for all classes that define the FEM system.">Material::ConstPointer</a> mat_ ) { <a class="code" href="classitk_1_1fem_1_1Element1DStress.html#4fe89fbf07c4131e648a58154655decb">m_mat</a>=<span class="keyword">dynamic_cast<</span><span class="keyword">const </span><a class="code" href="classitk_1_1fem_1_1MaterialLinearElasticity.html" title="Linear elasticity material class.">MaterialLinearElasticity</a>*<span class="keyword">></span>(&*mat_); }
<a name="l00108"></a>00108
<a name="l00109"></a>00109
<a name="l00110"></a>00110 }; <span class="comment">// class Element1DStress</span>
<a name="l00111"></a>00111
<a name="l00112"></a>00112 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00113"></a>00113 <span class="preprocessor"></span><span class="comment">// Declare a static dummy function to prevent a MSVC 6.0 SP5 from crashing.</span>
<a name="l00114"></a>00114 <span class="comment">// I have no idea why things don't work when this is not declared, but it</span>
<a name="l00115"></a>00115 <span class="comment">// looks like this declaration makes compiler forget about some of the</span>
<a name="l00116"></a>00116 <span class="comment">// troubles it has with templates.</span>
<a name="l00117"></a>00117 <span class="keyword">static</span> <span class="keywordtype">void</span> Dummy( <span class="keywordtype">void</span> );
<a name="l00118"></a>00118 <span class="preprocessor">#endif // #ifdef _MSC_VER</span>
<a name="l00119"></a>00119 <span class="preprocessor"></span>
<a name="l00120"></a>00120 }} <span class="comment">// end namespace itk::fem</span>
<a name="l00121"></a>00121
<a name="l00122"></a>00122 <span class="preprocessor">#ifndef ITK_MANUAL_INSTANTIATION</span>
<a name="l00123"></a>00123 <span class="preprocessor"></span><span class="preprocessor">#include "itkFEMElement1DStress.txx"</span>
<a name="l00124"></a>00124 <span class="preprocessor">#endif</span>
<a name="l00125"></a>00125 <span class="preprocessor"></span>
<a name="l00126"></a>00126 <span class="preprocessor">#endif // #ifndef __itkFEMElement1DStress_h</span>
<a name="l00127"></a>00127 <span class="preprocessor"></span>
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