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 
88  EIntrepidPLPoly poly_type_;
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...
int dimension_
Dimension of integration domain.
EIntrepidPLPoly poly_type_
Type of integration points.
Scalar alpha_
Jacobi parameter alpha.
virtual int getDimension() const
Returns dimension of integration domain.
void getCubature(ArrayPoint &cubPoints, ArrayWeight &cubWeights) const
Returns cubature points and weights (return arrays must be pre-sized/pre-allocated).
Definition file for the Intrepid::CubaturePolylib class.
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.
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.
const char * getName() const
Returns cubature name.
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...