Reference documentation for deal.II version 9.5.0
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patches.h
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1// ---------------------------------------------------------------------
2//
3// Copyright (C) 2010 - 2021 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_integrators_patches_h
17#define dealii_integrators_patches_h
18
19
20#include <deal.II/base/config.h>
21
24
26#include <deal.II/fe/mapping.h>
27
29
31
32namespace LocalIntegrators
33{
37 namespace Patches
38 {
39 template <int dim>
40 inline void
42 const FEValuesBase<dim> & fe,
43 const ArrayView<const std::vector<double>> &input)
44 {
45 const unsigned int n_comp = fe.get_fe().n_components();
47 AssertDimension(result.n_rows(), fe.n_quadrature_points);
48 AssertDimension(result.n_cols(), n_comp + dim);
49
50 for (unsigned int k = 0; k < fe.n_quadrature_points; ++k)
51 {
52 for (unsigned int d = 0; d < dim; ++d)
53 result(k, d) = fe.quadrature_point(k)[d];
54 for (unsigned int i = 0; i < n_comp; ++i)
55 result(k, dim + i) = input[i][k];
56 }
57 }
58 } // namespace Patches
59} // namespace LocalIntegrators
60
62
63#endif
const Point< spacedim > & quadrature_point(const unsigned int q_point) const
const unsigned int n_quadrature_points
Definition fe_values.h:2433
const FiniteElement< dim, spacedim > & get_fe() const
unsigned int n_components() const
#define DEAL_II_NAMESPACE_OPEN
Definition config.h:472
#define DEAL_II_NAMESPACE_CLOSE
Definition config.h:473
#define AssertVectorVectorDimension(VEC, DIM1, DIM2)
#define AssertDimension(dim1, dim2)
void points_and_values(Table< 2, double > &result, const FEValuesBase< dim > &fe, const ArrayView< const std::vector< double > > &input)
Definition patches.h:41
Library of integrals over cells and faces.
Definition advection.h:35