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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 FaceCenteredStaggeredDiscretization | ||
| 10 | * \copydoc Dumux::FaceCenteredStaggeredConnectivityMap | ||
| 11 | */ | ||
| 12 | #ifndef DUMUX_DISCRETIZATION_FACECENTERED_STAGGERED_CONNECTIVITY_MAP_HH | ||
| 13 | #define DUMUX_DISCRETIZATION_FACECENTERED_STAGGERED_CONNECTIVITY_MAP_HH | ||
| 14 | |||
| 15 | #include <algorithm> | ||
| 16 | #include <vector> | ||
| 17 | #include <dune/grid/common/partitionset.hh> | ||
| 18 | #include <dune/grid/common/gridenums.hh> | ||
| 19 | #include <dumux/common/indextraits.hh> | ||
| 20 | |||
| 21 | namespace Dumux { | ||
| 22 | |||
| 23 | /*! | ||
| 24 | * \ingroup FaceCenteredStaggeredDiscretization | ||
| 25 | * \brief Stores the dof indices corresponding to the neighboring scvs | ||
| 26 | * that contribute to the derivative calculation. | ||
| 27 | */ | ||
| 28 | template<class GridGeometry> | ||
| 29 |
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74 | class FaceCenteredStaggeredConnectivityMap |
| 30 | { | ||
| 31 | using GridView = typename GridGeometry::GridView; | ||
| 32 | using GridIndexType = typename IndexTraits<GridView>::GridIndex; | ||
| 33 | using Stencil = std::vector<GridIndexType>; | ||
| 34 | using Map = std::vector<Stencil>; | ||
| 35 | |||
| 36 | public: | ||
| 37 | |||
| 38 | //! Update the map and prepare the stencils | ||
| 39 | 74 | void update(const GridGeometry& gridGeometry) | |
| 40 | { | ||
| 41 |
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74 | map_.clear(); |
| 42 | 74 | map_.resize(gridGeometry.numScv()); | |
| 43 | |||
| 44 | 74 | auto fvGeometry = localView(gridGeometry); | |
| 45 |
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1407590 | for (const auto& element : elements(gridGeometry.gridView())) |
| 46 | { | ||
| 47 |
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812747 | assert(element.partitionType() == Dune::OverlapEntity || element.partitionType() == Dune::InteriorEntity); |
| 48 | |||
| 49 | 469125 | fvGeometry.bind(element); | |
| 50 | |||
| 51 | // loop over sub control faces | ||
| 52 |
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11859515 | for (const auto& scvf : scvfs(fvGeometry)) |
| 53 | { | ||
| 54 |
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5713506 | if(scvf.processorBoundary()) |
| 55 | 336 | continue; | |
| 56 | |||
| 57 |
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5713170 | const auto& ownScv = fvGeometry.scv(scvf.insideScvIdx()); |
| 58 |
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5713170 | const auto ownDofIndex = ownScv.dofIndex(); |
| 59 |
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5713170 | const auto ownScvIndex = ownScv.index(); |
| 60 | |||
| 61 |
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5713170 | if (scvf.isFrontal()) |
| 62 | { | ||
| 63 |
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1930762 | if (!scvf.boundary()) // opposite dof |
| 64 |
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1880186 | map_[ownScvIndex].push_back(scvf.outsideScvIdx()); |
| 65 | else | ||
| 66 | { | ||
| 67 | // treat frontal faces on boundaries | ||
| 68 |
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258184 | for (const auto& scv : scvs(fvGeometry)) |
| 69 | { | ||
| 70 | 207608 | const auto otherDofIndex = scv.dofIndex(); | |
| 71 |
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207608 | if (ownDofIndex != otherDofIndex) |
| 72 |
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157032 | map_[scv.index()].push_back(ownScvIndex); |
| 73 | } | ||
| 74 | } | ||
| 75 | } | ||
| 76 | else // lateral face | ||
| 77 | { | ||
| 78 | // the parallel DOF scv | ||
| 79 | // outsideScv insideScv | ||
| 80 | // ###y######|s|#####x#### | ||
| 81 | // |c| | ||
| 82 | // |v| | ||
| 83 | // |f| | ||
| 84 |
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3782408 | if (!scvf.boundary()) |
| 85 |
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3675952 | map_[ownScvIndex].push_back(scvf.outsideScvIdx()); |
| 86 | |||
| 87 | |||
| 88 | // the normal DOF scv | ||
| 89 | // | ||
| 90 | // outsideScv | ||
| 91 | // | ||
| 92 | // |s|orthogonalScvf | ||
| 93 | // |c| | ||
| 94 | // |v| insideScv | ||
| 95 | // |f| | ||
| 96 |
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3782408 | const auto& orthogonalScvf = fvGeometry.lateralOrthogonalScvf(scvf); |
| 97 |
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3782408 | assert(orthogonalScvf.isLateral()); |
| 98 |
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3782408 | map_[ownScvIndex].push_back(orthogonalScvf.insideScvIdx()); |
| 99 |
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3782408 | if (!orthogonalScvf.boundary()) |
| 100 |
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3675960 | map_[ownScvIndex].push_back(orthogonalScvf.outsideScvIdx()); |
| 101 | } | ||
| 102 | } | ||
| 103 | } | ||
| 104 | |||
| 105 | // make stencils unique | ||
| 106 |
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1880260 | for (auto& stencil : map_) |
| 107 | { | ||
| 108 | 1880186 | std::sort(stencil.begin(), stencil.end()); | |
| 109 | 1880186 | stencil.erase(std::unique(stencil.begin(), stencil.end()), stencil.end()); | |
| 110 | } | ||
| 111 | 74 | } | |
| 112 | |||
| 113 | 9917940 | const Stencil& operator[] (const GridIndexType globalI) const | |
| 114 | 9917940 | { return map_[globalI]; } | |
| 115 | |||
| 116 | private: | ||
| 117 | Map map_; | ||
| 118 | }; | ||
| 119 | |||
| 120 | } // end namespace Dumux | ||
| 121 | |||
| 122 | #endif | ||
| 123 |