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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 ShallowWaterTests | ||
| 10 | * \brief The spatial parameters for the bowl problem. | ||
| 11 | */ | ||
| 12 | #ifndef DUMUX_BOWL_SPATIAL_PARAMETERS_HH | ||
| 13 | #define DUMUX_BOWL_SPATIAL_PARAMETERS_HH | ||
| 14 | |||
| 15 | #include <dumux/common/parameters.hh> | ||
| 16 | #include <dumux/freeflow/spatialparams.hh> | ||
| 17 | #include <dumux/material/fluidmatrixinteractions/frictionlaws/frictionlaw.hh> | ||
| 18 | #include <dumux/material/fluidmatrixinteractions/frictionlaws/nofriction.hh> | ||
| 19 | |||
| 20 | namespace Dumux { | ||
| 21 | |||
| 22 | /*! | ||
| 23 | * \ingroup ShallowWaterTests | ||
| 24 | * \brief The spatial parameters class for the bowl test. | ||
| 25 | * \note Analytical solution from Thacker (1981) section 4 | ||
| 26 | * William Thacker, "Some exact solutions to the nonlinear shallow-water wave equations", Journal | ||
| 27 | * of Fluid Mechanics, 107:499–508, 1981 | ||
| 28 | */ | ||
| 29 | template<class GridGeometry, class Scalar, class VolumeVariables> | ||
| 30 | class BowlSpatialParams | ||
| 31 | : public FreeFlowSpatialParams<GridGeometry, Scalar, BowlSpatialParams<GridGeometry, Scalar, VolumeVariables>> | ||
| 32 | { | ||
| 33 | using ThisType = BowlSpatialParams<GridGeometry, Scalar, VolumeVariables>; | ||
| 34 | using ParentType = FreeFlowSpatialParams<GridGeometry, Scalar, ThisType>; | ||
| 35 | using GridView = typename GridGeometry::GridView; | ||
| 36 | using FVElementGeometry = typename GridGeometry::LocalView; | ||
| 37 | using SubControlVolume = typename FVElementGeometry::SubControlVolume; | ||
| 38 | using Element = typename GridView::template Codim<0>::Entity; | ||
| 39 | using GlobalPosition = typename Element::Geometry::GlobalCoordinate; | ||
| 40 | |||
| 41 | public: | ||
| 42 | 3 | BowlSpatialParams(std::shared_ptr<const GridGeometry> gridGeometry) | |
| 43 |
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12 | : ParentType(gridGeometry) |
| 44 | { | ||
| 45 |
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3 | gravity_ = getParam<Scalar>("Problem.Gravity"); |
| 46 |
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3 | frictionLaw_ = std::make_unique<FrictionLawNoFriction<VolumeVariables>>(); |
| 47 |
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9 | bedSurface_.assign(this->gridGeometry().gridView().size(0), 0.0); |
| 48 | |||
| 49 | // compute the bedSurface for all elements | ||
| 50 |
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3 | const Scalar D0 = getParam<Scalar>("Problem.BowlDepthAtCenter"); |
| 51 |
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3 | const Scalar L = getParam<Scalar>("Problem.BowlParaboloidRadius"); |
| 52 |
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6569 | for (const auto& element : elements(this->gridGeometry().gridView())) |
| 53 | { | ||
| 54 | 9840 | const auto eIdx = this->gridGeometry().elementMapper().index(element); | |
| 55 | 3280 | const auto& globalPos = element.geometry().center(); | |
| 56 | // see Thacker (1981) Eq. (13) + shift bowl so that midpoint is a z=0 | ||
| 57 | // the shift is arbitrary and doesn't affect the analytical solution | ||
| 58 | 13120 | const auto radiusSquared = globalPos[0]*globalPos[0] + globalPos[1]*globalPos[1]; | |
| 59 | 3280 | const auto D = D0*(1.0 - radiusSquared/(L*L)); | |
| 60 | 6560 | bedSurface_[eIdx] = D0 - D; | |
| 61 | } | ||
| 62 | 3 | } | |
| 63 | |||
| 64 | /*! \brief Define the gravitation. | ||
| 65 | * | ||
| 66 | * \return gravity constant | ||
| 67 | */ | ||
| 68 | ✗ | Scalar gravity(const GlobalPosition& globalPos) const | |
| 69 | { | ||
| 70 | ✗ | return gravity_; | |
| 71 | } | ||
| 72 | |||
| 73 | /*! \brief Get the frictionLaw. | ||
| 74 | * | ||
| 75 | * Get the frictionLaw, which already includes the friction value. | ||
| 76 | * | ||
| 77 | * \return frictionLaw | ||
| 78 | */ | ||
| 79 | |||
| 80 | ✗ | const FrictionLaw<VolumeVariables>& frictionLaw(const Element& element, | |
| 81 | const SubControlVolume& scv) const | ||
| 82 | ✗ | { return *frictionLaw_; } | |
| 83 | |||
| 84 | /*! \brief Define the bed surface | ||
| 85 | * | ||
| 86 | * \param element The current element | ||
| 87 | * \param scv The sub-control volume inside the element. | ||
| 88 | * | ||
| 89 | * \return The bed surface | ||
| 90 | */ | ||
| 91 | ✗ | Scalar bedSurface(const Element& element, | |
| 92 | const SubControlVolume& scv) const | ||
| 93 | 27696192 | { return bedSurface_[scv.elementIndex()]; } | |
| 94 | |||
| 95 | private: | ||
| 96 | std::vector<Scalar> bedSurface_; | ||
| 97 | Scalar gravity_; | ||
| 98 | std::string frictionLawType_; | ||
| 99 | std::unique_ptr<FrictionLaw<VolumeVariables>> frictionLaw_; | ||
| 100 | }; | ||
| 101 | |||
| 102 | } // end namespace Dumux | ||
| 103 | |||
| 104 | #endif | ||
| 105 |