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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-FileCopyrightInfo: 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 StaggeredDiscretization | ||
| 10 | * \copydoc Dumux::StaggeredElementFaceVariables | ||
| 11 | */ | ||
| 12 | #ifndef DUMUX_DISCRETIZATION_STAGGERED_ELEMENTFACEVARIABLES_HH | ||
| 13 | #define DUMUX_DISCRETIZATION_STAGGERED_ELEMENTFACEVARIABLES_HH | ||
| 14 | |||
| 15 | #include <algorithm> | ||
| 16 | #include <cassert> | ||
| 17 | #include <vector> | ||
| 18 | #include <utility> | ||
| 19 | |||
| 20 | namespace Dumux { | ||
| 21 | |||
| 22 | /*! | ||
| 23 | * \ingroup StaggeredDiscretization | ||
| 24 | * \brief Base class for the face variables vector | ||
| 25 | */ | ||
| 26 | template<class GridFaceVariables, bool cachingEnabled> | ||
| 27 | class StaggeredElementFaceVariables | ||
| 28 | {}; | ||
| 29 | |||
| 30 | /*! | ||
| 31 | * \ingroup StaggeredDiscretization | ||
| 32 | * \brief Class for the face variables vector. Specialization for the case of storing the face variables globally. | ||
| 33 | */ | ||
| 34 | template<class GFV> | ||
| 35 | class StaggeredElementFaceVariables<GFV, /*cachingEnabled*/true> | ||
| 36 | { | ||
| 37 | public: | ||
| 38 | //! export type of the grid volume variables | ||
| 39 | using GridFaceVariables = GFV; | ||
| 40 | |||
| 41 | //! export type of the volume variables | ||
| 42 | using FaceVariables = typename GridFaceVariables::FaceVariables; | ||
| 43 | |||
| 44 | StaggeredElementFaceVariables(const GridFaceVariables& gridFaceVariables) : gridFaceVariablesPtr_(&gridFaceVariables) {} | ||
| 45 | |||
| 46 | //! operator for the access with an scvf | ||
| 47 | template<class SubControlVolumeFace, typename std::enable_if_t<!std::is_integral<SubControlVolumeFace>::value, int> = 0> | ||
| 48 | const FaceVariables& operator [](const SubControlVolumeFace& scvf) const | ||
| 49 |
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3598420970 | { return gridFaceVariables().faceVars(scvf.index()); } |
| 50 | |||
| 51 | //! operator for the access with an index | ||
| 52 | //! needed for cc methods for the access to the boundary volume variables | ||
| 53 | const FaceVariables& operator [](const std::size_t scvfIdx) const | ||
| 54 | { return gridFaceVariables().faceVars(scvfIdx); } | ||
| 55 | |||
| 56 | /*! | ||
| 57 | * \brief bind the local view (r-value overload) | ||
| 58 | * This overload is called when an instance of this class is a temporary in the usage context | ||
| 59 | * This allows a usage like this: `const auto view = localView(...).bind(element);` | ||
| 60 | */ | ||
| 61 | template<class FVElementGeometry, class SolutionVector> | ||
| 62 | StaggeredElementFaceVariables bind(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | ||
| 63 | const FVElementGeometry& fvGeometry, | ||
| 64 | const SolutionVector& sol) && | ||
| 65 | { | ||
| 66 | this->bind_(element, fvGeometry, sol); | ||
| 67 | return std::move(*this); | ||
| 68 | } | ||
| 69 | |||
| 70 | template<class FVElementGeometry, class SolutionVector> | ||
| 71 | ✗ | void bind(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | |
| 72 | const FVElementGeometry& fvGeometry, | ||
| 73 | const SolutionVector& sol) & | ||
| 74 | 2633288 | { this->bind_(element, fvGeometry, sol); } | |
| 75 | |||
| 76 | /*! | ||
| 77 | * \brief bind the local view (r-value overload) | ||
| 78 | * This overload is called when an instance of this class is a temporary in the usage context | ||
| 79 | * This allows a usage like this: `const auto view = localView(...).bind(element);` | ||
| 80 | */ | ||
| 81 | template<class FVElementGeometry, class SolutionVector> | ||
| 82 | StaggeredElementFaceVariables bindElement(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | ||
| 83 | const FVElementGeometry& fvGeometry, | ||
| 84 | const SolutionVector& sol) && | ||
| 85 | { | ||
| 86 | this->bindElement_(element, fvGeometry, sol); | ||
| 87 | return std::move(*this); | ||
| 88 | } | ||
| 89 | |||
| 90 | template<class FVElementGeometry, class SolutionVector> | ||
| 91 | ✗ | void bindElement(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | |
| 92 | const FVElementGeometry& fvGeometry, | ||
| 93 | const SolutionVector& sol) & | ||
| 94 | 492236 | { this->bindElement_(element, fvGeometry, sol); } | |
| 95 | |||
| 96 | //! The global volume variables object we are a restriction of | ||
| 97 | ✗ | const GridFaceVariables& gridFaceVariables() const | |
| 98 | ✗ | { return *gridFaceVariablesPtr_; } | |
| 99 | |||
| 100 | private: | ||
| 101 | |||
| 102 | //! For compatibility reasons with the case of not storing the face vars. | ||
| 103 | //! function to be called before assembling an element, preparing the vol vars within the stencil | ||
| 104 | template<class FVElementGeometry, class SolutionVector> | ||
| 105 | ✗ | void bind_(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | |
| 106 | const FVElementGeometry& fvGeometry, | ||
| 107 | const SolutionVector& sol) | ||
| 108 | ✗ | {} | |
| 109 | |||
| 110 | //! Binding of an element, prepares only the face variables of the element | ||
| 111 | //! specialization for Staggered models | ||
| 112 | template<class FVElementGeometry, class SolutionVector> | ||
| 113 | ✗ | void bindElement_(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | |
| 114 | const FVElementGeometry& fvGeometry, | ||
| 115 | const SolutionVector& sol) | ||
| 116 | ✗ | {} | |
| 117 | |||
| 118 | const GridFaceVariables* gridFaceVariablesPtr_; | ||
| 119 | }; | ||
| 120 | |||
| 121 | /*! | ||
| 122 | * \ingroup StaggeredDiscretization | ||
| 123 | * \brief Class for the face variables vector. Specialization for the case of not storing the face variables globally. | ||
| 124 | */ | ||
| 125 | template<class GFV> | ||
| 126 | class StaggeredElementFaceVariables<GFV, /*cachingEnabled*/false> | ||
| 127 | { | ||
| 128 | public: | ||
| 129 | //! export type of the grid volume variables | ||
| 130 | using GridFaceVariables = GFV; | ||
| 131 | |||
| 132 | //! export type of the volume variables | ||
| 133 | using FaceVariables = typename GridFaceVariables::FaceVariables; | ||
| 134 | |||
| 135 | StaggeredElementFaceVariables(const GridFaceVariables& globalFacesVars) : gridFaceVariablesPtr_(&globalFacesVars) {} | ||
| 136 | |||
| 137 | //! const operator for the access with an scvf | ||
| 138 | template<class SubControlVolumeFace, typename std::enable_if_t<!std::is_integral<SubControlVolumeFace>::value, int> = 0> | ||
| 139 | const FaceVariables& operator [](const SubControlVolumeFace& scvf) const | ||
| 140 | { return faceVariables_[scvf.localFaceIdx()]; } | ||
| 141 | |||
| 142 | //! const operator for the access with an index | ||
| 143 | const FaceVariables& operator [](const std::size_t scvfIdx) const | ||
| 144 | { return faceVariables_[getLocalIdx_(scvfIdx)]; } | ||
| 145 | |||
| 146 | //! operator for the access with an scvf | ||
| 147 | template<class SubControlVolumeFace, typename std::enable_if_t<!std::is_integral<SubControlVolumeFace>::value, int> = 0> | ||
| 148 | FaceVariables& operator [](const SubControlVolumeFace& scvf) | ||
| 149 | { return faceVariables_[scvf.localFaceIdx()]; } | ||
| 150 | |||
| 151 | // operator for the access with an index | ||
| 152 | FaceVariables& operator [](const std::size_t scvfIdx) | ||
| 153 | { return faceVariables_[getLocalIdx_(scvfIdx)]; } | ||
| 154 | |||
| 155 | /*! | ||
| 156 | * \brief bind the local view (r-value overload) | ||
| 157 | * This overload is called when an instance of this class is a temporary in the usage context | ||
| 158 | * This allows a usage like this: `const auto view = localView(...).bind(element);` | ||
| 159 | */ | ||
| 160 | template<class FVElementGeometry, class SolutionVector> | ||
| 161 | StaggeredElementFaceVariables bind(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | ||
| 162 | const FVElementGeometry& fvGeometry, | ||
| 163 | const SolutionVector& sol) && | ||
| 164 | { | ||
| 165 | this->bind_(element, fvGeometry, sol); | ||
| 166 | return std::move(*this); | ||
| 167 | } | ||
| 168 | |||
| 169 | template<class FVElementGeometry, class SolutionVector> | ||
| 170 | void bind(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | ||
| 171 | const FVElementGeometry& fvGeometry, | ||
| 172 | const SolutionVector& sol) & | ||
| 173 | { this->bind_(element, fvGeometry, sol); } | ||
| 174 | |||
| 175 | /*! | ||
| 176 | * \brief bind the local view (r-value overload) | ||
| 177 | * This overload is called when an instance of this class is a temporary in the usage context | ||
| 178 | * This allows a usage like this: `const auto view = localView(...).bind(element);` | ||
| 179 | */ | ||
| 180 | template<class FVElementGeometry, class SolutionVector> | ||
| 181 | StaggeredElementFaceVariables bindElement(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | ||
| 182 | const FVElementGeometry& fvGeometry, | ||
| 183 | const SolutionVector& sol) && | ||
| 184 | { | ||
| 185 | this->bindElement_(element, fvGeometry, sol); | ||
| 186 | return std::move(*this); | ||
| 187 | } | ||
| 188 | |||
| 189 | template<class FVElementGeometry, class SolutionVector> | ||
| 190 | void bindElement(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | ||
| 191 | const FVElementGeometry& fvGeometry, | ||
| 192 | const SolutionVector& sol) & | ||
| 193 | { this->bindElement_(element, fvGeometry, sol); } | ||
| 194 | |||
| 195 | //! The global volume variables object we are a restriction of | ||
| 196 | const GridFaceVariables& gridFaceVariables() const | ||
| 197 | { return *gridFaceVariablesPtr_; } | ||
| 198 | |||
| 199 | private: | ||
| 200 | |||
| 201 | //! For compatibility reasons with the case of not storing the vol vars. | ||
| 202 | //! function to be called before assembling an element, preparing the vol vars within the stencil | ||
| 203 | template<class FVElementGeometry, class SolutionVector> | ||
| 204 | void bind_(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | ||
| 205 | const FVElementGeometry& fvGeometry, | ||
| 206 | const SolutionVector& sol) | ||
| 207 | { | ||
| 208 | faceVariables_.resize(fvGeometry.numScvf()); | ||
| 209 | faceVarIndices_.resize(fvGeometry.numScvf()); | ||
| 210 | |||
| 211 | constexpr auto faceIdx = FVElementGeometry::GridGeometry::faceIdx(); | ||
| 212 | |||
| 213 | for(auto&& scvf : scvfs(fvGeometry)) | ||
| 214 | { | ||
| 215 | faceVariables_[scvf.localFaceIdx()].update(sol[faceIdx], gridFaceVariables().problem(), element, fvGeometry, scvf); | ||
| 216 | faceVarIndices_[scvf.localFaceIdx()] = scvf.index(); | ||
| 217 | } | ||
| 218 | } | ||
| 219 | |||
| 220 | //! Binding of an element, prepares only the face variables of the element | ||
| 221 | //! specialization for Staggered models | ||
| 222 | template<class FVElementGeometry, class SolutionVector> | ||
| 223 | void bindElement_(const typename FVElementGeometry::GridGeometry::GridView::template Codim<0>::Entity& element, | ||
| 224 | const FVElementGeometry& fvGeometry, | ||
| 225 | const SolutionVector& sol) | ||
| 226 | { | ||
| 227 | faceVariables_.resize(fvGeometry.numScvf()); | ||
| 228 | faceVarIndices_.resize(fvGeometry.numScvf()); | ||
| 229 | |||
| 230 | constexpr auto faceIdx = FVElementGeometry::GridGeometry::faceIdx(); | ||
| 231 | |||
| 232 | for(auto&& scvf : scvfs(fvGeometry)) | ||
| 233 | { | ||
| 234 | faceVariables_[scvf.localFaceIdx()].updateOwnFaceOnly(sol[faceIdx][scvf.dofIndex()]); | ||
| 235 | faceVarIndices_[scvf.localFaceIdx()] = scvf.index(); | ||
| 236 | } | ||
| 237 | } | ||
| 238 | |||
| 239 | int getLocalIdx_(const int scvfIdx) const | ||
| 240 | { | ||
| 241 | auto it = std::find(faceVarIndices_.begin(), faceVarIndices_.end(), scvfIdx); | ||
| 242 | assert(it != faceVarIndices_.end() && "Could not find the current face variables for scvfIdx!"); | ||
| 243 | return std::distance(faceVarIndices_.begin(), it); | ||
| 244 | } | ||
| 245 | |||
| 246 | const GridFaceVariables* gridFaceVariablesPtr_; | ||
| 247 | std::vector<std::size_t> faceVarIndices_; | ||
| 248 | std::vector<FaceVariables> faceVariables_; | ||
| 249 | }; | ||
| 250 | |||
| 251 | } // end namespace | ||
| 252 | |||
| 253 | #endif | ||
| 254 |