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 Reference documentation for deal.II version 9.3.3
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tensor_polynomials_base.h
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1// ---------------------------------------------------------------------
2//
3// Copyright (C) 2005 - 2020 by the deal.II authors
4//
5// This file is part of the deal.II library.
6//
7// The deal.II library is free software; you can use it, redistribute
8// it, and/or modify it under the terms of the GNU Lesser General
9// Public License as published by the Free Software Foundation; either
10// version 2.1 of the License, or (at your option) any later version.
11// The full text of the license can be found in the file LICENSE.md at
12// the top level directory of deal.II.
13//
14// ---------------------------------------------------------------------
15
16#ifndef dealii_tensor_polynomials_base_h
17#define dealii_tensor_polynomials_base_h
18
19
20#include <deal.II/base/config.h>
21
23#include <deal.II/base/point.h>
24#include <deal.II/base/tensor.h>
25
26#include <vector>
27
29
59template <int dim>
61{
62public:
67 TensorPolynomialsBase(const unsigned int deg,
68 const unsigned int n_polynomials);
69
74
79
84 virtual ~TensorPolynomialsBase() = default;
85
98 virtual void
99 evaluate(const Point<dim> & unit_point,
100 std::vector<Tensor<1, dim>> &values,
101 std::vector<Tensor<2, dim>> &grads,
102 std::vector<Tensor<3, dim>> &grad_grads,
103 std::vector<Tensor<4, dim>> &third_derivatives,
104 std::vector<Tensor<5, dim>> &fourth_derivatives) const = 0;
105
109 unsigned int
110 n() const;
111
117 unsigned int
118 degree() const;
119
130 virtual std::unique_ptr<TensorPolynomialsBase<dim>>
131 clone() const = 0;
132
136 virtual std::string
137 name() const = 0;
138
139private:
143 const unsigned int polynomial_degree;
144
148 const unsigned int n_pols;
149};
150
151
152
153template <int dim>
154inline unsigned int
156{
157 return n_pols;
158}
159
160
161
162template <int dim>
163inline unsigned int
165{
166 return polynomial_degree;
167}
168
169
170
172
173#endif
Definition: point.h:111
virtual std::string name() const =0
const unsigned int polynomial_degree
virtual ~TensorPolynomialsBase()=default
TensorPolynomialsBase(const unsigned int deg, const unsigned int n_polynomials)
virtual void evaluate(const Point< dim > &unit_point, std::vector< Tensor< 1, dim > > &values, std::vector< Tensor< 2, dim > > &grads, std::vector< Tensor< 3, dim > > &grad_grads, std::vector< Tensor< 4, dim > > &third_derivatives, std::vector< Tensor< 5, dim > > &fourth_derivatives) const =0
virtual std::unique_ptr< TensorPolynomialsBase< dim > > clone() const =0
TensorPolynomialsBase(const TensorPolynomialsBase< dim > &)=default
unsigned int degree() const
TensorPolynomialsBase(TensorPolynomialsBase< dim > &&)=default
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:402
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:403