staggered.hh

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#ifndef DUMUX_DISCRETIZATION_STAGGERD_HH
#define DUMUX_DISCRETIZATION_STAGGERD_HH
 
#include <dumux/common/properties.hh>
#include <dumux/common/typetraits/problem.hh>
 
#include <dumux/discretization/method.hh>
#include <dumux/discretization/fvproperties.hh>
#include <dumux/flux/fluxvariablescaching.hh>
 
#include <dumux/discretization/cellcentered/elementboundarytypes.hh>
#include <dumux/assembly/staggeredlocalresidual.hh>
 
#include <dumux/discretization/cellcentered/subcontrolvolume.hh>
#include <dumux/discretization/staggered/gridvariables.hh>
#include <dumux/discretization/staggered/gridfluxvariablescache.hh>
#include <dumux/discretization/staggered/fvgridgeometry.hh>
#include <dumux/discretization/staggered/gridfacevariables.hh>
#include <dumux/discretization/staggered/facesolution.hh>
#include <dumux/discretization/staggered/subcontrolvolumeface.hh>
 
#include <dune/istl/multitypeblockvector.hh>
#include <dune/istl/multitypeblockmatrix.hh>
 
namespace Dumux {
 
// forward declarations
class CCElementBoundaryTypes;
 
namespace Properties
{
// Create new type tags
namespace TTag {
struct StaggeredModel { using InheritsFrom = std::tuple<FiniteVolumeModel>; };
} // end namespace TTag

template<class TypeTag>
struct GridFaceVariables<TypeTag, TTag::StaggeredModel>
{
private:
    using Problem = GetPropType<TypeTag, Properties::Problem>;
    using FaceVariables = GetPropType<TypeTag, Properties::FaceVariables>;
    static constexpr auto enableCache = getPropValue<TypeTag, Properties::EnableGridFaceVariablesCache>();
public:
    using type = StaggeredGridFaceVariables<Problem, FaceVariables, enableCache>;
};

template<class TypeTag>
struct EnableGridFaceVariablesCache<TypeTag, TTag::StaggeredModel> { static constexpr bool value = true; };

template<class TypeTag>
struct GridFluxVariablesCache<TypeTag, TTag::StaggeredModel>
{
private:
    using Problem = GetPropType<TypeTag, Properties::Problem>;
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
    using FluxVariablesCache = GetPropTypeOr<TypeTag,
        Properties::FluxVariablesCache, FluxVariablesCaching::EmptyCache<Scalar>
    >;
    using FluxVariablesCacheFiller = GetPropTypeOr<TypeTag,
        Properties::FluxVariablesCacheFiller, FluxVariablesCaching::EmptyCacheFiller
    >;
    static constexpr auto enableCache = getPropValue<TypeTag, Properties::EnableGridFluxVariablesCache>();
    static constexpr auto upwindSchemeOrder = getPropValue<TypeTag, Properties::UpwindSchemeOrder>();
public:
    using type = StaggeredGridFluxVariablesCache<Problem, FluxVariablesCache, FluxVariablesCacheFiller, enableCache, upwindSchemeOrder>;
};

template<class TypeTag>
struct StaggeredFaceSolution<TypeTag, TTag::StaggeredModel>
{
private:
    using FaceSolutionVector = GetPropType<TypeTag, Properties::FaceSolutionVector>;
public:
    using type = Dumux::StaggeredFaceSolution<FaceSolutionVector>;
};

template<class TypeTag>
struct GridVariables<TypeTag, TTag::StaggeredModel>
{
private:
    using GG = GetPropType<TypeTag, Properties::GridGeometry>;
    using GVV = GetPropType<TypeTag, Properties::GridVolumeVariables>;
    using GFVC = GetPropType<TypeTag, Properties::GridFluxVariablesCache>;
    using GFV = GetPropType<TypeTag, Properties::GridFaceVariables>;
public:
    using type = StaggeredGridVariables<GG, GVV, GFVC, GFV>;
};

template<class TypeTag>
struct ElementBoundaryTypes<TypeTag, TTag::StaggeredModel> { using type = CCElementBoundaryTypes; };

template<class TypeTag>
struct BaseLocalResidual<TypeTag, TTag::StaggeredModel> { using type = StaggeredLocalResidual<TypeTag>; };

template<class TypeTag>
struct CellCenterPrimaryVariables<TypeTag, TTag::StaggeredModel>
{
    using type = Dune::FieldVector<GetPropType<TypeTag, Properties::Scalar>,
                                   getPropValue<TypeTag, Properties::NumEqCellCenter>()>;
};

template<class TypeTag>
struct FacePrimaryVariables<TypeTag, TTag::StaggeredModel>
{
    using type = Dune::FieldVector<GetPropType<TypeTag, Properties::Scalar>,
                                   getPropValue<TypeTag, Properties::NumEqFace>()>;
};
 
// TODO: bundle SolutionVector, JacobianMatrix
//       in LinearAlgebra traits

template<class TypeTag>
struct CellCenterSolutionVector<TypeTag, TTag::StaggeredModel>
{ using type = Dune::BlockVector<GetPropType<TypeTag, Properties::CellCenterPrimaryVariables>>; };

template<class TypeTag>
struct FaceSolutionVector<TypeTag, TTag::StaggeredModel>
{ using type = Dune::BlockVector<GetPropType<TypeTag, Properties::FacePrimaryVariables>>; };

template<class TypeTag>
struct SolutionVector<TypeTag, TTag::StaggeredModel>
{
private:
    using FaceSolutionVector = GetPropType<TypeTag, Properties::FaceSolutionVector>;
    using CellCenterSolutionVector = GetPropType<TypeTag, Properties::CellCenterSolutionVector>;
public:
    using type = Dune::MultiTypeBlockVector<FaceSolutionVector, CellCenterSolutionVector>;
};

template<class TypeTag>
struct JacobianMatrix<TypeTag, TTag::StaggeredModel>
{
private:
    using Scalar = GetPropType<TypeTag, Properties::Scalar>;
 
    static constexpr auto numEqCellCenter = getPropValue<TypeTag, Properties::NumEqCellCenter>();
    static constexpr auto numEqFace = getPropValue<TypeTag, Properties::NumEqFace>();
 
public:
    // the sub-blocks
    using MatrixLittleBlockCCToCC = typename Dune::FieldMatrix<Scalar, numEqCellCenter, numEqCellCenter>;
    using MatrixLittleBlockCCToFace = typename Dune::FieldMatrix<Scalar, numEqCellCenter, numEqFace>;
 
    using MatrixLittleBlockFaceToFace = typename Dune::FieldMatrix<Scalar, numEqFace, numEqFace>;
    using MatrixLittleBlockFaceToCC = typename Dune::FieldMatrix<Scalar, numEqFace, numEqCellCenter>;
 
    // the BCRS matrices of the subproblems as big blocks
    using MatrixBlockCCToCC = typename Dune::BCRSMatrix<MatrixLittleBlockCCToCC>;
    using MatrixBlockCCToFace = typename Dune::BCRSMatrix<MatrixLittleBlockCCToFace>;
 
    using MatrixBlockFaceToFace = typename Dune::BCRSMatrix<MatrixLittleBlockFaceToFace>;
    using MatrixBlockFaceToCC = typename Dune::BCRSMatrix<MatrixLittleBlockFaceToCC>;
 
    // the row types
    using RowFace = typename Dune::MultiTypeBlockVector<MatrixBlockFaceToFace, MatrixBlockFaceToCC>;
    using RowCellCenter = typename Dune::MultiTypeBlockVector<MatrixBlockCCToFace, MatrixBlockCCToCC>;
 
    // the jacobian matrix
    using type = typename Dune::MultiTypeBlockMatrix<RowFace, RowCellCenter>;
};
 
} // namespace Properties
 
namespace Detail {
 
template<class Problem>
struct ProblemTraits<Problem, DiscretizationMethods::Staggered>
{
private:
    using GG = std::decay_t<decltype(std::declval<Problem>().gridGeometry())>;
    using Element = typename GG::GridView::template Codim<0>::Entity;
    using SubControlVolumeFace = typename GG::SubControlVolumeFace;
public:
    using GridGeometry = GG;
    // BoundaryTypes is whatever the problem returns from boundaryTypes(element, scvf)
    using BoundaryTypes = std::decay_t<decltype(std::declval<Problem>().boundaryTypes(std::declval<Element>(), std::declval<SubControlVolumeFace>()))>;
};
 
} // end namespace Detail
 
} // namespace Dumux
 
#endif