Chaste  Release::2018.1
AbstractTetrahedralElement.hpp
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36 
37 #ifndef _ABSTRACTTETRAHEDRALELEMENT_HPP_
38 #define _ABSTRACTTETRAHEDRALELEMENT_HPP_
39 
40 #include <vector>
41 
42 #include "UblasMatrixInclude.hpp"
43 #include "UblasVectorInclude.hpp"
44 
45 #include "AbstractElement.hpp"
46 #include "Node.hpp"
47 
51 template <unsigned ELEMENT_DIM, unsigned SPACE_DIM>
52 class AbstractTetrahedralElement : public AbstractElement<ELEMENT_DIM,SPACE_DIM>
53 {
54 protected:
55 
61  void RefreshJacobian(c_matrix<double, SPACE_DIM, ELEMENT_DIM>& rJacobian);
62 
63 public:
64 
71  AbstractTetrahedralElement(unsigned index, const std::vector<Node<SPACE_DIM>*>& rNodes);
72 
79  AbstractTetrahedralElement(unsigned index=INDEX_IS_NOT_USED);
80 
85  {}
86 
90  c_vector<double, SPACE_DIM> CalculateCentroid() const;
91 
98  void CalculateJacobian(c_matrix<double, SPACE_DIM, ELEMENT_DIM>& rJacobian,
99  double& rJacobianDeterminant);
100 
107  void CalculateWeightedDirection(c_vector<double, SPACE_DIM>& rWeightedDirection, double& rJacobianDeterminant);
108 
112  c_vector<double, SPACE_DIM> CalculateNormal();
113 
121  void CalculateInverseJacobian(c_matrix<double, SPACE_DIM, ELEMENT_DIM>& rJacobian,
122  double& rJacobianDeterminant,
123  c_matrix<double, ELEMENT_DIM, SPACE_DIM>& rInverseJacobian);
124 
129  double GetVolume(double determinant) const;
130 
139  void GetStiffnessMatrixGlobalIndices(unsigned problemDim, unsigned* pIndices) const;
140 };
141 
143 // Specialization for 0d elements //
145 
150 template<unsigned SPACE_DIM>
151 class AbstractTetrahedralElement<0, SPACE_DIM> : public AbstractElement<0,SPACE_DIM>
152 {
153 public:
154 
161  AbstractTetrahedralElement(unsigned index, const std::vector<Node<SPACE_DIM>*>& rNodes);
162 
169  AbstractTetrahedralElement(unsigned index=INDEX_IS_NOT_USED);
170 
175  {}
176 
180  c_vector<double, SPACE_DIM> CalculateCentroid() const;
181 
188  void CalculateWeightedDirection(c_vector<double, SPACE_DIM>& rWeightedDirection, double& rJacobianDeterminant);
189 
193  c_vector<double, SPACE_DIM> CalculateNormal();
194 
203  void GetStiffnessMatrixGlobalIndices(unsigned problemDim, unsigned* pIndices) const;
204 };
205 
206 #endif //_ABSTRACTTETRAHEDRALELEMENT_HPP_
void CalculateWeightedDirection(c_vector< double, SPACE_DIM > &rWeightedDirection, double &rJacobianDeterminant)
Definition: Node.hpp:58
double GetVolume(double determinant) const
void RefreshJacobian(c_matrix< double, SPACE_DIM, ELEMENT_DIM > &rJacobian)
c_vector< double, SPACE_DIM > CalculateCentroid() const
void CalculateInverseJacobian(c_matrix< double, SPACE_DIM, ELEMENT_DIM > &rJacobian, double &rJacobianDeterminant, c_matrix< double, ELEMENT_DIM, SPACE_DIM > &rInverseJacobian)
AbstractTetrahedralElement(unsigned index, const std::vector< Node< SPACE_DIM > * > &rNodes)
void GetStiffnessMatrixGlobalIndices(unsigned problemDim, unsigned *pIndices) const
c_vector< double, SPACE_DIM > CalculateNormal()
void CalculateJacobian(c_matrix< double, SPACE_DIM, ELEMENT_DIM > &rJacobian, double &rJacobianDeterminant)