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1 | // -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- | ||
2 | // vi: set et ts=4 sw=4 sts=4: | ||
3 | // | ||
4 | // SPDX-FileCopyrightText: Copyright © DuMux Project contributors, see AUTHORS.md in root folder | ||
5 | // SPDX-License-Identifier: GPL-3.0-or-later | ||
6 | // | ||
7 | /*! | ||
8 | * \file | ||
9 | * \ingroup CVFEDiscretization | ||
10 | * \brief Flux variables cache class for control-volume finite element schemes | ||
11 | */ | ||
12 | #ifndef DUMUX_DISCRETIZATION_CVFE_FLUXVARIABLES_CACHE_HH | ||
13 | #define DUMUX_DISCRETIZATION_CVFE_FLUXVARIABLES_CACHE_HH | ||
14 | |||
15 | #include <dune/common/fvector.hh> | ||
16 | #include <dumux/common/typetraits/localdofs_.hh> | ||
17 | #include <dumux/discretization/cvfe/localdof.hh> | ||
18 | |||
19 | namespace Dumux { | ||
20 | |||
21 | /*! | ||
22 | * \ingroup CVFEDiscretization | ||
23 | * \brief Flux variables cache class for control-volume finite element schemes. | ||
24 | * For control-volume finite element schemes, this class does not contain any physics-/process-dependent | ||
25 | * data. It solely stores disretization-/grid-related data. | ||
26 | */ | ||
27 | template< class Scalar, class GridGeometry > | ||
28 | 28188007 | class CVFEFluxVariablesCache | |
29 | { | ||
30 | using GridView = typename GridGeometry::GridView; | ||
31 | using Element = typename GridView::template Codim<0>::Entity; | ||
32 | using GlobalPosition = typename Element::Geometry::GlobalCoordinate; | ||
33 | |||
34 | using FVElementGeometry = typename GridGeometry::LocalView; | ||
35 | using SubControlVolumeFace = typename GridGeometry::SubControlVolumeFace; | ||
36 | |||
37 | static const int dim = GridView::dimension; | ||
38 | static const int dimWorld = GridView::dimensionworld; | ||
39 | |||
40 | using CoordScalar = typename GridView::ctype; | ||
41 | using FeLocalBasis = typename GridGeometry::FeCache::FiniteElementType::Traits::LocalBasisType; | ||
42 | using ShapeJacobian = typename FeLocalBasis::Traits::JacobianType; | ||
43 | using ShapeValue = typename Dune::FieldVector<Scalar, 1>; | ||
44 | using JacobianInverseTransposed = typename Element::Geometry::JacobianInverseTransposed; | ||
45 | |||
46 | public: | ||
47 | //! whether the cache needs an update when the solution changes | ||
48 | static bool constexpr isSolDependent = false; | ||
49 | |||
50 | //! update the cache for an scvf | ||
51 | template< class Problem, class ElementVolumeVariables > | ||
52 |
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28616932 | void update(const Problem& problem, |
53 | const Element& element, | ||
54 | const FVElementGeometry& fvGeometry, | ||
55 | const ElementVolumeVariables& elemVolVars, | ||
56 | const SubControlVolumeFace& scvf) | ||
57 | { | ||
58 |
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28616932 | update(problem, element, fvGeometry, elemVolVars, scvf.ipGlobal()); |
59 | 218115 | } | |
60 | |||
61 | //! update the cache for a given global position | ||
62 | template< class Problem, class ElementVolumeVariables > | ||
63 | 34724188 | void update(const Problem& problem, | |
64 | const Element& element, | ||
65 | const FVElementGeometry& fvGeometry, | ||
66 | const ElementVolumeVariables& elemVolVars, | ||
67 | const GlobalPosition& globalPos) | ||
68 | { | ||
69 |
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34724188 | const auto geometry = element.geometry(); |
70 |
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34724188 | const auto& localBasis = fvGeometry.feLocalBasis(); |
71 | |||
72 | // evaluate shape functions and gradients at the integration point | ||
73 | 34724188 | ipGlobal_ = globalPos; | |
74 |
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42864474 | const auto ipLocal = geometry.local(ipGlobal_); |
75 | 34724188 | jacInvT_ = geometry.jacobianInverseTransposed(ipLocal); | |
76 |
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34724188 | localBasis.evaluateJacobian(ipLocal, shapeJacobian_); |
77 |
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34724188 | localBasis.evaluateFunction(ipLocal, shapeValues_); // shape values for rho |
78 | |||
79 | // compute the gradN at for every scv/dof | ||
80 |
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34724188 | gradN_.resize(Detail::LocalDofs::numLocalDofs(fvGeometry)); |
81 |
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166537947 | for (const auto& localDof: localDofs(fvGeometry)) |
82 | 263627518 | jacInvT_.mv(shapeJacobian_[localDof.index()][0], gradN_[localDof.index()]); | |
83 | 34724188 | } | |
84 | |||
85 | //! returns the global position for which this cache has been updated | ||
86 | 2401752 | const GlobalPosition& ipGlobal() const { return ipGlobal_; } | |
87 | //! returns the shape function gradients in local coordinates at the integration point | ||
88 | const std::vector<ShapeJacobian>& shapeJacobian() const { return shapeJacobian_; } | ||
89 | //! returns the shape function values at the integration point | ||
90 |
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958385060 | const std::vector<ShapeValue>& shapeValues() const { return shapeValues_; } |
91 | //! returns inverse transposed jacobian at the integration point | ||
92 | const JacobianInverseTransposed& jacInvT() const { return jacInvT_; } | ||
93 | //! returns the shape function gradients in global coordinates at the integration point | ||
94 |
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5373361450 | const GlobalPosition& gradN(unsigned int scvIdxInElement) const { return gradN_[scvIdxInElement]; } |
95 | |||
96 | private: | ||
97 | GlobalPosition ipGlobal_; | ||
98 | std::vector<GlobalPosition> gradN_; | ||
99 | std::vector<ShapeJacobian> shapeJacobian_; | ||
100 | std::vector<ShapeValue> shapeValues_; | ||
101 | JacobianInverseTransposed jacInvT_; | ||
102 | }; | ||
103 | |||
104 | } // end namespace Dumux | ||
105 | |||
106 | #endif | ||
107 |