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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 PoreNetworkDiscretization | ||
| 10 | * \brief Base class for the local geometry for porenetworks | ||
| 11 | */ | ||
| 12 | #ifndef DUMUX_DISCRETIZATION_PNM_FV_ELEMENT_GEOMETRY_HH | ||
| 13 | #define DUMUX_DISCRETIZATION_PNM_FV_ELEMENT_GEOMETRY_HH | ||
| 14 | |||
| 15 | #include <optional> | ||
| 16 | #include <array> | ||
| 17 | #include <utility> | ||
| 18 | |||
| 19 | #include <dune/geometry/type.hh> | ||
| 20 | |||
| 21 | #include <dumux/common/indextraits.hh> | ||
| 22 | #include <dumux/discretization/scvandscvfiterators.hh> | ||
| 23 | |||
| 24 | namespace Dumux::PoreNetwork { | ||
| 25 | |||
| 26 | /*! | ||
| 27 | * \ingroup PoreNetworkDiscretization | ||
| 28 | * \brief Base class for the local geometry for porenetworks | ||
| 29 | * \tparam GG the finite volume grid geometry type | ||
| 30 | * \tparam enableFVGridGeometryCache if the grid geometry is cached or not | ||
| 31 | */ | ||
| 32 | template<class GG, bool enableFVGridGeometryCache> | ||
| 33 | class PNMFVElementGeometry; | ||
| 34 | |||
| 35 | //! specialization in case the FVElementGeometries are stored | ||
| 36 | template<class GG> | ||
| 37 | class PNMFVElementGeometry<GG, true> | ||
| 38 | { | ||
| 39 | using GridView = typename GG::GridView; | ||
| 40 | static constexpr int dim = GridView::dimension; | ||
| 41 | static constexpr int dimWorld = GridView::dimensionworld; | ||
| 42 | using GridIndexType = typename IndexTraits<GridView>::GridIndex; | ||
| 43 | using LocalIndexType = typename IndexTraits<GridView>::LocalIndex; | ||
| 44 | using CoordScalar = typename GridView::ctype; | ||
| 45 | using FeLocalBasis = typename GG::FeCache::FiniteElementType::Traits::LocalBasisType; | ||
| 46 | public: | ||
| 47 | //! export type of subcontrol volume | ||
| 48 | using SubControlVolume = typename GG::SubControlVolume; | ||
| 49 | //! export type of subcontrol volume face | ||
| 50 | using SubControlVolumeFace = typename GG::SubControlVolumeFace; | ||
| 51 | //! export type of finite volume grid geometry | ||
| 52 | using GridGeometry = GG; | ||
| 53 | //! export element type | ||
| 54 | using Element = typename GridView::template Codim<0>::Entity; | ||
| 55 | //! the maximum number of scvs per element | ||
| 56 | static constexpr std::size_t maxNumElementScvs = 2; | ||
| 57 | |||
| 58 | //! Constructor | ||
| 59 | PNMFVElementGeometry(const GridGeometry& gridGeometry) | ||
| 60 | : gridGeometryPtr_(&gridGeometry) {} | ||
| 61 | |||
| 62 | //! Get a sub control volume with a local scv index | ||
| 63 | const SubControlVolume& scv(LocalIndexType scvIdx) const | ||
| 64 | { | ||
| 65 | return gridGeometry().scvs(eIdx_)[scvIdx]; | ||
| 66 | } | ||
| 67 | |||
| 68 | //! Get a sub control volume face with a local scvf index | ||
| 69 | const SubControlVolumeFace& scvf(LocalIndexType scvfIdx) const | ||
| 70 | { | ||
| 71 | return gridGeometry().scvfs(eIdx_)[scvfIdx]; | ||
| 72 | } | ||
| 73 | |||
| 74 | //! iterator range for sub control volumes. Iterates over | ||
| 75 | //! all scvs of the bound element. | ||
| 76 | //! This is a free function found by means of ADL | ||
| 77 | //! To iterate over all sub control volumes of this FVElementGeometry use | ||
| 78 | //! for (auto&& scv : scvs(fvGeometry)) | ||
| 79 | friend inline auto scvs(const PNMFVElementGeometry& fvGeometry) | ||
| 80 | { | ||
| 81 | const auto& g = fvGeometry.gridGeometry(); | ||
| 82 | using Iter = typename std::decay_t<decltype(g.scvs(fvGeometry.eIdx_))>::const_iterator; | ||
| 83 | return Dune::IteratorRange<Iter>(g.scvs(fvGeometry.eIdx_).begin(), g.scvs(fvGeometry.eIdx_).end()); | ||
| 84 | } | ||
| 85 | |||
| 86 | //! iterator range for sub control volumes faces. Iterates over | ||
| 87 | //! all scvfs of the bound element. | ||
| 88 | //! This is a free function found by means of ADL | ||
| 89 | //! To iterate over all sub control volume faces of this FVElementGeometry use | ||
| 90 | //! for (auto&& scvf : scvfs(fvGeometry)) | ||
| 91 | friend inline auto scvfs(const PNMFVElementGeometry& fvGeometry) | ||
| 92 | { | ||
| 93 | const auto& g = fvGeometry.gridGeometry(); | ||
| 94 | using Iter = typename std::decay_t<decltype(g.scvfs(fvGeometry.eIdx_))>::const_iterator; | ||
| 95 | return Dune::IteratorRange<Iter>(g.scvfs(fvGeometry.eIdx_).begin(), g.scvfs(fvGeometry.eIdx_).end()); | ||
| 96 | } | ||
| 97 | |||
| 98 | //! Get a local finite element basis | ||
| 99 | const FeLocalBasis& feLocalBasis() const | ||
| 100 | { | ||
| 101 | return gridGeometry().feCache().get(element_->type()).localBasis(); | ||
| 102 | } | ||
| 103 | |||
| 104 | //! The total number of sub control volumes | ||
| 105 | std::size_t numScv() const | ||
| 106 | { | ||
| 107 | return gridGeometry().scvs(eIdx_).size(); | ||
| 108 | } | ||
| 109 | |||
| 110 | //! The total number of sub control volume faces | ||
| 111 | std::size_t numScvf() const | ||
| 112 | { | ||
| 113 | return gridGeometry().scvfs(eIdx_).size(); | ||
| 114 | } | ||
| 115 | |||
| 116 | /*! | ||
| 117 | * \brief bind the local view (r-value overload) | ||
| 118 | * This overload is called when an instance of this class is a temporary in the usage context | ||
| 119 | * This allows a usage like this: `const auto view = localView(...).bind(element);` | ||
| 120 | */ | ||
| 121 | PNMFVElementGeometry bind(const Element& element) && | ||
| 122 | { | ||
| 123 | this->bindElement(element); | ||
| 124 | return std::move(*this); | ||
| 125 | } | ||
| 126 | |||
| 127 | //! this function is for compatibility reasons with cc methods | ||
| 128 | //! The box stencil is always element-local so bind and bindElement | ||
| 129 | //! are identical. | ||
| 130 | void bind(const Element& element) & | ||
| 131 | { this->bindElement(element); } | ||
| 132 | |||
| 133 | /*! | ||
| 134 | * \brief bind the local view (r-value overload) | ||
| 135 | * This overload is called when an instance of this class is a temporary in the usage context | ||
| 136 | * This allows a usage like this: `const auto view = localView(...).bindElement(element);` | ||
| 137 | */ | ||
| 138 | PNMFVElementGeometry bindElement(const Element& element) && | ||
| 139 | { | ||
| 140 | this->bindElement(element); | ||
| 141 | return std::move(*this); | ||
| 142 | } | ||
| 143 | |||
| 144 | //! Binding of an element, has to be called before using the fvgeometries | ||
| 145 | //! Prepares all the volume variables within the element | ||
| 146 | //! For compatibility reasons with the FVGeometry cache being disabled | ||
| 147 | void bindElement(const Element& element) & | ||
| 148 | { | ||
| 149 | element_ = element; | ||
| 150 | eIdx_ = gridGeometry().elementMapper().index(element); | ||
| 151 | } | ||
| 152 | |||
| 153 | //! Returns true if bind/bindElement has already been called | ||
| 154 | bool isBound() const | ||
| 155 | { return static_cast<bool>(element_); } | ||
| 156 | |||
| 157 | //! The bound element | ||
| 158 | const Element& element() const | ||
| 159 | { return *element_; } | ||
| 160 | |||
| 161 | //! The global finite volume geometry we are a restriction of | ||
| 162 | const GridGeometry& gridGeometry() const | ||
| 163 | { return *gridGeometryPtr_; } | ||
| 164 | |||
| 165 | //! Returns whether one of the geometry's scvfs lies on a boundary | ||
| 166 | bool hasBoundaryScvf() const | ||
| 167 | { return gridGeometry().hasBoundaryScvf(eIdx_); } | ||
| 168 | |||
| 169 | //! Create the geometry of a given sub control volume | ||
| 170 | typename SubControlVolume::Traits::Geometry geometry(const SubControlVolume& scv) const | ||
| 171 | { | ||
| 172 | const auto geo = element().geometry(); | ||
| 173 | return { | ||
| 174 | Dune::GeometryTypes::simplex(dim), | ||
| 175 | std::array{{ geo.corner(scv.indexInElement()), geo.center() }} | ||
| 176 | }; | ||
| 177 | } | ||
| 178 | |||
| 179 | //! Create the geometry of a given sub control volume face | ||
| 180 | typename SubControlVolumeFace::Traits::Geometry geometry(const SubControlVolumeFace& scvf) const | ||
| 181 | { return { scvf.center() }; } | ||
| 182 | |||
| 183 | private: | ||
| 184 | std::optional<Element> element_; | ||
| 185 | const GridGeometry* gridGeometryPtr_; | ||
| 186 | |||
| 187 | GridIndexType eIdx_; | ||
| 188 | }; | ||
| 189 | |||
| 190 | //! specialization in case the FVElementGeometries are not stored | ||
| 191 | template<class GG> | ||
| 192 |
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4838212 | class PNMFVElementGeometry<GG, false> |
| 193 | { | ||
| 194 | using GridView = typename GG::GridView; | ||
| 195 | static constexpr int dim = GridView::dimension; | ||
| 196 | static constexpr int dimWorld = GridView::dimensionworld; | ||
| 197 | using GridIndexType = typename IndexTraits<GridView>::GridIndex; | ||
| 198 | using LocalIndexType = typename IndexTraits<GridView>::LocalIndex; | ||
| 199 | using CoordScalar = typename GridView::ctype; | ||
| 200 | using FeLocalBasis = typename GG::FeCache::FiniteElementType::Traits::LocalBasisType; | ||
| 201 | |||
| 202 | public: | ||
| 203 | //! export type of subcontrol volume | ||
| 204 | using SubControlVolume = typename GG::SubControlVolume; | ||
| 205 | //! export type of subcontrol volume face | ||
| 206 | using SubControlVolumeFace = typename GG::SubControlVolumeFace; | ||
| 207 | //! export type of finite volume grid geometry | ||
| 208 | using GridGeometry = GG; | ||
| 209 | //! export element type | ||
| 210 | using Element = typename GridView::template Codim<0>::Entity; | ||
| 211 | //! the maximum number of scvs per element | ||
| 212 | static constexpr std::size_t maxNumElementScvs = 2; | ||
| 213 | |||
| 214 | //! Constructor | ||
| 215 | PNMFVElementGeometry(const GridGeometry& gridGeometry) | ||
| 216 |
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11223256 | : gridGeometryPtr_(&gridGeometry) {} |
| 217 | |||
| 218 | //! Get a sub control volume with a local scv index | ||
| 219 | const SubControlVolume& scv(LocalIndexType scvIdx) const | ||
| 220 | { | ||
| 221 |
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173497626 | return scvs_[scvIdx]; |
| 222 | } | ||
| 223 | |||
| 224 | //! Get a sub control volume face with a local scvf index | ||
| 225 | ✗ | const SubControlVolumeFace& scvf(LocalIndexType scvfIdx) const | |
| 226 | { | ||
| 227 |
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63905808 | return scvfs_[0]; |
| 228 | } | ||
| 229 | |||
| 230 | //! iterator range for sub control volumes. Iterates over | ||
| 231 | //! all scvs of the bound element. | ||
| 232 | //! This is a free function found by means of ADL | ||
| 233 | //! To iterate over all sub control volumes of this FVElementGeometry use | ||
| 234 | //! for (auto&& scv : scvs(fvGeometry)) | ||
| 235 | friend inline auto scvs(const PNMFVElementGeometry& fvGeometry) | ||
| 236 | { | ||
| 237 | using Iter = typename std::decay_t<decltype(fvGeometry.scvs_)>::const_iterator; | ||
| 238 |
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366939762 | return Dune::IteratorRange<Iter>(fvGeometry.scvs_.begin(), fvGeometry.scvs_.end()); |
| 239 | } | ||
| 240 | |||
| 241 | //! iterator range for sub control volumes faces. Iterates over | ||
| 242 | //! all scvfs of the bound element. | ||
| 243 | //! This is a free function found by means of ADL | ||
| 244 | //! To iterate over all sub control volume faces of this FVElementGeometry use | ||
| 245 | //! for (auto&& scvf : scvfs(fvGeometry)) | ||
| 246 | friend inline auto scvfs(const PNMFVElementGeometry& fvGeometry) | ||
| 247 | { | ||
| 248 | using Iter = typename std::decay_t<decltype(fvGeometry.scvfs_)>::const_iterator; | ||
| 249 |
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136487151 | return Dune::IteratorRange<Iter>(fvGeometry.scvfs_.begin(), fvGeometry.scvfs_.end()); |
| 250 | } | ||
| 251 | |||
| 252 | //! Get a local finite element basis | ||
| 253 | const FeLocalBasis& feLocalBasis() const | ||
| 254 | { | ||
| 255 | return gridGeometry().feCache().get(element_->type()).localBasis(); | ||
| 256 | } | ||
| 257 | |||
| 258 | //! The total number of sub control volumes | ||
| 259 | ✗ | std::size_t numScv() const | |
| 260 | { | ||
| 261 |
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19557045 | return scvs_.size(); |
| 262 | } | ||
| 263 | |||
| 264 | //! The total number of sub control volume faces | ||
| 265 | ✗ | std::size_t numScvf() const | |
| 266 | { | ||
| 267 | 5419140 | return scvfs_.size(); | |
| 268 | } | ||
| 269 | |||
| 270 | /*! | ||
| 271 | * \brief bind the local view (r-value overload) | ||
| 272 | * This overload is called when an instance of this class is a temporary in the usage context | ||
| 273 | * This allows a usage like this: `const auto view = localView(...).bind(element);` | ||
| 274 | */ | ||
| 275 | 318007 | PNMFVElementGeometry bind(const Element& element) && | |
| 276 | { | ||
| 277 | 318007 | this->bindElement(element); | |
| 278 |
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318007 | return std::move(*this); |
| 279 | } | ||
| 280 | |||
| 281 | //! this function is for compatibility reasons with cc methods | ||
| 282 | //! The box stencil is always element-local so bind and bindElement | ||
| 283 | //! are identical. | ||
| 284 | void bind(const Element& element) & | ||
| 285 |
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1424135 | { this->bindElement(element); } |
| 286 | |||
| 287 | /*! | ||
| 288 | * \brief bind the local view (r-value overload) | ||
| 289 | * This overload is called when an instance of this class is a temporary in the usage context | ||
| 290 | * This allows a usage like this: `const auto view = localView(...).bindElement(element);` | ||
| 291 | */ | ||
| 292 | 998 | PNMFVElementGeometry bindElement(const Element& element) && | |
| 293 | { | ||
| 294 | 998 | this->bindElement(element); | |
| 295 |
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998 | return std::move(*this); |
| 296 | } | ||
| 297 | |||
| 298 | //! Binding of an element, has to be called before using the fvgeometries | ||
| 299 | //! Prepares all the volume variables within the element | ||
| 300 | //! For compatibility reasons with the FVGeometry cache being disabled | ||
| 301 | 3953329 | void bindElement(const Element& element) & | |
| 302 | { | ||
| 303 |
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3953329 | element_ = element; |
| 304 | 7906658 | eIdx_ = gridGeometry().elementMapper().index(element); | |
| 305 | 3953329 | makeElementGeometries(element); | |
| 306 | 3953329 | } | |
| 307 | |||
| 308 | //! Returns true if bind/bindElement has already been called | ||
| 309 | bool isBound() const | ||
| 310 | { return static_cast<bool>(element_); } | ||
| 311 | |||
| 312 | //! The bound element | ||
| 313 | const Element& element() const | ||
| 314 |
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6447648 | { return *element_; } |
| 315 | |||
| 316 | //! The global finite volume geometry we are a restriction of | ||
| 317 | ✗ | const GridGeometry& gridGeometry() const | |
| 318 | ✗ | { return *gridGeometryPtr_; } | |
| 319 | |||
| 320 | //! Returns whether one of the geometry's scvfs lies on a boundary | ||
| 321 | ✗ | bool hasBoundaryScvf() const | |
| 322 | ✗ | { return hasBoundaryScvf_; } | |
| 323 | |||
| 324 | //! Create the geometry of a given sub control volume | ||
| 325 | typename SubControlVolume::Traits::Geometry geometry(const SubControlVolume& scv) const | ||
| 326 | { | ||
| 327 | const auto geo = element().geometry(); | ||
| 328 | return { | ||
| 329 | Dune::GeometryTypes::simplex(dim), | ||
| 330 | std::array{{ geo.corner(scv.indexInElement()), geo.center() }} | ||
| 331 | }; | ||
| 332 | } | ||
| 333 | |||
| 334 | //! Create the geometry of a given sub control volume face | ||
| 335 | typename SubControlVolumeFace::Traits::Geometry geometry(const SubControlVolumeFace& scvf) const | ||
| 336 | { return { scvf.center() }; } | ||
| 337 | |||
| 338 | private: | ||
| 339 | |||
| 340 | 3953329 | void makeElementGeometries(const Element& element) | |
| 341 | { | ||
| 342 | 3953329 | hasBoundaryScvf_ = false; | |
| 343 | |||
| 344 | // get the element geometry | ||
| 345 | 3953329 | auto elementGeometry = element.geometry(); | |
| 346 | |||
| 347 | // construct the sub control volumes | ||
| 348 |
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15813316 | for (LocalIndexType scvLocalIdx = 0; scvLocalIdx < elementGeometry.corners(); ++scvLocalIdx) |
| 349 | { | ||
| 350 | // get associated dof index | ||
| 351 | 15813316 | const auto dofIdxGlobal = gridGeometry().vertexMapper().subIndex(element, scvLocalIdx, dim); | |
| 352 | |||
| 353 | // get the corners | ||
| 354 | 15812792 | auto corners = std::array{elementGeometry.corner(scvLocalIdx), elementGeometry.center()}; | |
| 355 | |||
| 356 | // get the fractional volume associated with the scv | ||
| 357 | 15813316 | const auto volume = gridGeometry().poreVolume(dofIdxGlobal) / gridGeometry().coordinationNumber(dofIdxGlobal); | |
| 358 | |||
| 359 | // add scv to the local container | ||
| 360 |
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7906658 | scvs_[scvLocalIdx] = SubControlVolume(dofIdxGlobal, |
| 361 | scvLocalIdx, | ||
| 362 | eIdx_, | ||
| 363 | 7906658 | std::move(corners), | |
| 364 | volume); | ||
| 365 | |||
| 366 |
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15813316 | if (gridGeometry().poreLabel(dofIdxGlobal) > 0) |
| 367 | 2100963 | hasBoundaryScvf_ = true; | |
| 368 | } | ||
| 369 | |||
| 370 | // construct the inner sub control volume face | ||
| 371 | 11859463 | auto unitOuterNormal = elementGeometry.corner(1) - elementGeometry.corner(0); | |
| 372 | 7906658 | unitOuterNormal /= unitOuterNormal.two_norm(); | |
| 373 | 3953329 | LocalIndexType scvfLocalIdx = 0; | |
| 374 | 3953329 | scvfs_[0] = SubControlVolumeFace(elementGeometry.center(), | |
| 375 | 3953329 | std::move(unitOuterNormal), | |
| 376 | 7906658 | gridGeometry().throatCrossSectionalArea(gridGeometry().elementMapper().index(element)), | |
| 377 | scvfLocalIdx++, | ||
| 378 | std::array<LocalIndexType, 2>({0, 1})); | ||
| 379 | 3953329 | } | |
| 380 | |||
| 381 | //! The bound element | ||
| 382 | std::optional<Element> element_; | ||
| 383 | GridIndexType eIdx_; | ||
| 384 | |||
| 385 | //! The global geometry this is a restriction of | ||
| 386 | const GridGeometry* gridGeometryPtr_; | ||
| 387 | |||
| 388 | //! vectors to store the geometries locally after binding an element | ||
| 389 | std::array<SubControlVolume, 2> scvs_; | ||
| 390 | std::array<SubControlVolumeFace, 1> scvfs_; | ||
| 391 | |||
| 392 | bool hasBoundaryScvf_ = false; | ||
| 393 | }; | ||
| 394 | |||
| 395 | } // end namespace Dumux::PoreNetwork | ||
| 396 | |||
| 397 | #endif | ||
| 398 |