Intrepid
Intrepid_CubaturePolylib.hpp
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43 
49 #ifndef INTREPID_CUBATURE_POLYLIB_HPP
50 #define INTREPID_CUBATURE_POLYLIB_HPP
51 
52 #include "Intrepid_ConfigDefs.hpp"
53 #include "Intrepid_Cubature.hpp"
54 #include "Intrepid_Polylib.hpp"
55 #include "Teuchos_Assert.hpp"
56 
57 
58 namespace Intrepid {
59 
73 template<class Scalar, class ArrayPoint = FieldContainer<Scalar>, class ArrayWeight = ArrayPoint>
74 class CubaturePolylib : public Intrepid::Cubature<Scalar,ArrayPoint,ArrayWeight> {
75  private:
76 
80  int degree_;
81 
85 
89 
92  Scalar alpha_;
93 
96  Scalar beta_;
97 
100  static const char *cubature_name_;
101 
102 
103  public:
104 
105  ~CubaturePolylib() {}
106 
112  CubaturePolylib(int degree = 0, EIntrepidPLPoly pt_type = PL_GAUSS, Scalar alpha = 0.0, Scalar beta = 0.0);
113 
114 
121  void getCubature(ArrayPoint & cubPoints,
122  ArrayWeight & cubWeights) const;
123 
131  void getCubature(ArrayPoint& cubPoints,
132  ArrayWeight& cubWeights,
133  ArrayPoint& cellCoords) const;
134 
137  int getNumPoints() const;
138 
141  virtual int getDimension() const;
142 
146  void getAccuracy(std::vector<int> & accuracy) const;
147 
150  const char* getName() const;
151 
152 }; // end class CubaturePolylib
153 
154 } // end namespace Intrepid
155 
156 // include templated definitions
158 
159 #endif
void getAccuracy(std::vector< int > &accuracy) const
Returns max. degree of polynomials that are integrated exactly. The return vector has size 1...
EIntrepidPLPoly
Enumeration of coordinate frames (reference/ambient) for geometrical entities (cells, points).
int dimension_
Dimension of integration domain.
EIntrepidPLPoly poly_type_
Type of integration points.
Scalar alpha_
Jacobi parameter alpha.
Definition file for the Intrepid::CubaturePolylib class.
const char * getName() const
Returns cubature name.
void getCubature(ArrayPoint &cubPoints, ArrayWeight &cubWeights) const
Returns cubature points and weights (return arrays must be pre-sized/pre-allocated).
int getNumPoints() const
Returns the number of cubature points.
Utilizes cubature (integration) rules contained in the library Polylib (Spencer Sherwin, Aeronautics, Imperial College London) within Intrepid.
virtual int getDimension() const
Returns dimension of integration domain.
CubaturePolylib(int degree=0, EIntrepidPLPoly pt_type=PL_GAUSS, Scalar alpha=0.0, Scalar beta=0.0)
Constructor.
Scalar beta_
Jacobi parameter beta.
int degree_
The degree of polynomials that are integrated exactly by this cubature rule.
Defines the base class for cubature (integration) rules in Intrepid.
Header file for the Intrepid::Cubature class.
static const char * cubature_name_
Cubature name.
Header file for a set of functions providing orthogonal polynomial polynomial calculus and interpolat...