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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 The grid local variables class for control-volume finite element methods | ||
| 11 | */ | ||
| 12 | #ifndef DUMUX_DISCRETIZATION_CVFE_GRID_LOCAL_VARIABLES_HH | ||
| 13 | #define DUMUX_DISCRETIZATION_CVFE_GRID_LOCAL_VARIABLES_HH | ||
| 14 | |||
| 15 | #include <vector> | ||
| 16 | #include <type_traits> | ||
| 17 | |||
| 18 | #include <dumux/parallel/parallel_for.hh> | ||
| 19 | |||
| 20 | // make the local view function available whenever we use this class | ||
| 21 | #include <dumux/discretization/localview.hh> | ||
| 22 | #include <dumux/discretization/cvfe/elementvariables.hh> | ||
| 23 | #include <dumux/discretization/cvfe/elementsolution.hh> | ||
| 24 | |||
| 25 | namespace Dumux::Detail::CVFE { | ||
| 26 | |||
| 27 | template<class P, class V> | ||
| 28 | struct CVFEDefaultGridVariablesCacheTraits | ||
| 29 | { | ||
| 30 | using Problem = P; | ||
| 31 | using Variables = V; | ||
| 32 | |||
| 33 | template<class GridVariablesCache, bool cachingEnabled> | ||
| 34 | using LocalView = CVFEElementVariables<GridVariablesCache, cachingEnabled>; | ||
| 35 | }; | ||
| 36 | |||
| 37 | /*! | ||
| 38 | * \ingroup CVFEDiscretization | ||
| 39 | * \brief Base class for the grid local variables | ||
| 40 | */ | ||
| 41 | template<class Traits, bool enableCaching> | ||
| 42 | class CVFEGridVariablesCache; | ||
| 43 | |||
| 44 | // specialization in case of storing the local variables | ||
| 45 | template<class Traits> | ||
| 46 | 8 | class CVFEGridVariablesCache<Traits, /*cachingEnabled*/true> | |
| 47 | { | ||
| 48 | using ThisType = CVFEGridVariablesCache<Traits, true>; | ||
| 49 | |||
| 50 | public: | ||
| 51 | //! export the problem type | ||
| 52 | using Problem = typename Traits::Problem; | ||
| 53 | |||
| 54 | //! export the variables type | ||
| 55 | using Variables = typename Traits::Variables; | ||
| 56 | |||
| 57 | //! TODO: Delete after new variables concept has been implemented | ||
| 58 | //! this is currently needed to support old interface | ||
| 59 | using VolumeVariables = Variables; | ||
| 60 | |||
| 61 | //! make it possible to query if caching is enabled | ||
| 62 | static constexpr bool cachingEnabled = true; | ||
| 63 | |||
| 64 | //! export the type of the local view | ||
| 65 | using LocalView = typename Traits::template LocalView<ThisType, cachingEnabled>; | ||
| 66 | |||
| 67 | //! export the type of the mutable local view | ||
| 68 | using MutableLocalView = LocalView::MutableView; | ||
| 69 | |||
| 70 |
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8 | CVFEGridVariablesCache(const Problem& problem) : problemPtr_(&problem) {} |
| 71 | |||
| 72 | template<class GridGeometry, class SolutionVector> | ||
| 73 | 40 | void update(const GridGeometry& gridGeometry, const SolutionVector& sol) | |
| 74 | { | ||
| 75 | 40 | variables_.resize(gridGeometry.gridView().size(0)); | |
| 76 | 40 | Dumux::parallelFor(gridGeometry.gridView().size(0), [&, &problem = problem()](const std::size_t eIdx) | |
| 77 | { | ||
| 78 | 648072 | const auto element = gridGeometry.element(eIdx); | |
| 79 |
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684072 | const auto fvGeometry = localView(gridGeometry).bindElement(element); |
| 80 | |||
| 81 | // get the element solution | ||
| 82 |
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648072 | auto elemSol = elementSolution(element, sol, gridGeometry); |
| 83 | |||
| 84 |
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648072 | variables_[eIdx].resize(Dumux::Detail::LocalDofs::numLocalDofs(fvGeometry)); |
| 85 |
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3451960 | for (const auto& localDof : localDofs(fvGeometry)) |
| 86 | 2803888 | variables_[eIdx][localDof.index()].update(elemSol, problem, fvGeometry, localDof); | |
| 87 | 36000 | }); | |
| 88 | 40 | } | |
| 89 | |||
| 90 | //! TODO: Rename the functions below after new variables concept has been implemented | ||
| 91 | //! this is currently needed to support old interface | ||
| 92 | template<class ScvOrLocalDof, typename std::enable_if_t<!std::is_integral<ScvOrLocalDof>::value, int> = 0> | ||
| 93 | const Variables& volVars(const ScvOrLocalDof& scvOrLocalDof) const | ||
| 94 | { | ||
| 95 | if constexpr (Dumux::Detail::LocalDofs::isLocalDofType<ScvOrLocalDof>()) | ||
| 96 | return variables_[scvOrLocalDof.elementIndex()][scvOrLocalDof.index()]; | ||
| 97 | else | ||
| 98 | return variables_[scvOrLocalDof.elementIndex()][scvOrLocalDof.indexInElement()]; | ||
| 99 | } | ||
| 100 | |||
| 101 | template<class ScvOrLocalDof, typename std::enable_if_t<!std::is_integral<ScvOrLocalDof>::value, int> = 0> | ||
| 102 | Variables& volVars(const ScvOrLocalDof& scvOrLocalDof) | ||
| 103 | { | ||
| 104 | if constexpr (Dumux::Detail::LocalDofs::isLocalDofType<ScvOrLocalDof>()) | ||
| 105 | return variables_[scvOrLocalDof.elementIndex()][scvOrLocalDof.index()]; | ||
| 106 | else | ||
| 107 | return variables_[scvOrLocalDof.elementIndex()][scvOrLocalDof.indexInElement()]; | ||
| 108 | } | ||
| 109 | |||
| 110 | 370101382 | const Variables& volVars(const std::size_t eIdx, const std::size_t localIdx) const | |
| 111 |
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370101382 | { return variables_[eIdx][localIdx]; } |
| 112 | |||
| 113 | 6198080 | Variables& volVars(const std::size_t eIdx, const std::size_t localIdx) | |
| 114 | 6198080 | { return variables_[eIdx][localIdx]; } | |
| 115 | |||
| 116 | 40 | const Problem& problem() const | |
| 117 | 40 | { return *problemPtr_; } | |
| 118 | |||
| 119 | private: | ||
| 120 | const Problem* problemPtr_; | ||
| 121 | std::vector<std::vector<Variables>> variables_; | ||
| 122 | }; | ||
| 123 | |||
| 124 | // Specialization when the current local variables are not stored | ||
| 125 | template<class Traits> | ||
| 126 | class CVFEGridVariablesCache<Traits, /*cachingEnabled*/false> | ||
| 127 | { | ||
| 128 | using ThisType = CVFEGridVariablesCache<Traits, false>; | ||
| 129 | |||
| 130 | public: | ||
| 131 | //! export the problem type | ||
| 132 | using Problem = typename Traits::Problem; | ||
| 133 | |||
| 134 | //! export the variables type | ||
| 135 | using Variables = typename Traits::Variables; | ||
| 136 | |||
| 137 | //! TODO: Delete after new variables concept has been implemented | ||
| 138 | //! this is currently needed to support old interface | ||
| 139 | using VolumeVariables = Variables; | ||
| 140 | |||
| 141 | //! make it possible to query if caching is enabled | ||
| 142 | static constexpr bool cachingEnabled = false; | ||
| 143 | |||
| 144 | //! export the type of the local view | ||
| 145 | using LocalView = typename Traits::template LocalView<ThisType, cachingEnabled>; | ||
| 146 | |||
| 147 | //! export the type of the mutable local view | ||
| 148 | using MutableLocalView = LocalView::MutableView; | ||
| 149 | |||
| 150 |
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5 | CVFEGridVariablesCache(const Problem& problem) : problemPtr_(&problem) {} |
| 151 | |||
| 152 | template<class GridGeometry, class SolutionVector> | ||
| 153 | void update(const GridGeometry& gridGeometry, const SolutionVector& sol) {} | ||
| 154 | |||
| 155 | 6504 | const Problem& problem() const | |
| 156 |
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426504 | { return *problemPtr_;} |
| 157 | |||
| 158 | private: | ||
| 159 | const Problem* problemPtr_; | ||
| 160 | }; | ||
| 161 | |||
| 162 | } // end namespace Dumux | ||
| 163 | |||
| 164 | #endif | ||
| 165 |