ITK  4.4.0
Insight Segmentation and Registration Toolkit
itkFEMElement3DMembrane1DOF.h
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5 * Licensed under the Apache License, Version 2.0 (the "License");
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18 
19 #ifndef __itkFEMElement3DMembrane1DOF_h
20 #define __itkFEMElement3DMembrane1DOF_h
21 
22 #include "itkFEMElementBase.h"
24 
25 namespace itk
26 {
27 namespace fem
28 {
44 template <class TBaseClass = Element>
45 class Element3DMembrane1DOF : public TBaseClass
46 {
47 public:
48 
51  typedef TBaseClass Superclass;
54 
56  itkTypeMacro(Element3DMembrane1DOF, TBaseClass);
57 
58  // Repeat the required typedefs and enums from parent class
59  typedef typename Superclass::Float Float;
62 
67 
68  // ////////////////////////////////////////////////////////////////////////
69  /*
70  * Methods related to the physics of the problem.
71  */
72 
76  virtual void GetStrainDisplacementMatrix(MatrixType & B, const MatrixType & shapeDgl) const;
77 
81  virtual void GetMaterialMatrix(MatrixType & D) const;
82 
86  void GetMassMatrix(MatrixType & Me) const;
87 
91  virtual unsigned int GetNumberOfDegreesOfFreedomPerNode(void) const
92  {
93  return 3;
94  }
95 
97  virtual void GetStiffnessMatrix(MatrixType & Ke) const;
98 
103  {
104  return dynamic_cast<const Material *>(m_Mat.GetPointer());
105  }
106 
108  {
109  m_Mat =
110  dynamic_cast<const MaterialLinearElasticity *>( mat_.GetPointer() );
111  }
112 
113 protected:
114 
115  virtual void PrintSelf(std::ostream& os, Indent indent) const;
116 
121 
122 }; // class Element3DMembrane1DOF
123 
124 }
125 } // end namespace itk::fem
126 
127 #ifndef ITK_MANUAL_INSTANTIATION
128 #include "itkFEMElement3DMembrane1DOF.hxx"
129 #endif
130 
131 #endif // #ifndef __itkFEMElement3DMembrane1DOF_h
132