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00012 #ifndef __deal2__polynomials_BDM_h
00013 #define __deal2__polynomials_BDM_h
00014
00015
00016 #include <deal.II/base/config.h>
00017 #include <deal.II/base/exceptions.h>
00018 #include <deal.II/base/tensor.h>
00019 #include <deal.II/base/point.h>
00020 #include <deal.II/base/polynomial.h>
00021 #include <deal.II/base/polynomial_space.h>
00022 #include <deal.II/base/table.h>
00023 #include <deal.II/base/thread_management.h>
00024
00025 #include <vector>
00026
00027 DEAL_II_NAMESPACE_OPEN
00028
00057 template <int dim>
00058 class PolynomialsBDM
00059 {
00060 public:
00073 PolynomialsBDM (const unsigned int k);
00074
00099 void compute (const Point<dim> &unit_point,
00100 std::vector<Tensor<1,dim> > &values,
00101 std::vector<Tensor<2,dim> > &grads,
00102 std::vector<Tensor<3,dim> > &grad_grads) const;
00103
00107 unsigned int n () const;
00108
00114 unsigned int degree () const;
00115
00120 std::string name () const;
00121
00131 static unsigned int compute_n_pols(unsigned int degree);
00132
00133 private:
00140 const PolynomialSpace<dim> polynomial_space;
00141
00149 std::vector<Polynomials::Polynomial<double> > monomials;
00150
00155 unsigned int n_pols;
00156
00161 mutable Threads::Mutex mutex;
00162
00166 mutable std::vector<double> p_values;
00167
00171 mutable std::vector<Tensor<1,dim> > p_grads;
00172
00176 mutable std::vector<Tensor<2,dim> > p_grad_grads;
00177 };
00178
00179
00180 template <int dim>
00181 inline unsigned int
00182 PolynomialsBDM<dim>::n() const
00183 {
00184 return n_pols;
00185 }
00186
00187
00188 template <int dim>
00189 inline unsigned int
00190 PolynomialsBDM<dim>::degree() const
00191 {
00192 return polynomial_space.degree();
00193 }
00194
00195
00196 template <int dim>
00197 inline std::string
00198 PolynomialsBDM<dim>::name() const
00199 {
00200 return "BDM";
00201 }
00202
00203
00204 DEAL_II_NAMESPACE_CLOSE
00205
00206 #endif
00207