multidomain/fvproblem.hh

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#ifndef DUMUX_MULTIDOMAIN_FV_PROBLEM_HH
#define DUMUX_MULTIDOMAIN_FV_PROBLEM_HH
 
#include <tuple>
#include <memory>
#include <utility>
 
#include <dune/common/hybridutilities.hh>
#include <dune/common/indices.hh>
 
#include <dumux/multidomain/fvgridgeometry.hh>
 
namespace Dumux {
 
template<class MDTraits>
class MultiDomainFVProblem
{
    using SolutionVector = typename MDTraits::SolutionVector;
    static constexpr std::size_t numSubDomains = MDTraits::numSubDomains;
 
    template<std::size_t i>
    using GridGeometry = typename MDTraits::template SubDomain<i>::GridGeometry;
    using GridGeometries = typename MDTraits::template Tuple<GridGeometry>;
 
public:
    template<std::size_t i>
    using Type = typename MDTraits::template SubDomain<i>::Problem;
 
    template<std::size_t i>
    using PtrType = std::shared_ptr<Type<i>>;
 
    using TupleType = typename MDTraits::template Tuple<PtrType>;
 
    [[deprecated("Will be removed after release 3.5. Use one of the constructors instead.")]]
    MultiDomainFVProblem() = default;
 
    MultiDomainFVProblem(MultiDomainFVGridGeometry<MDTraits> gridGeometries)
    {
        using namespace Dune::Hybrid;
        forEach(std::make_index_sequence<numSubDomains>{}, [&](auto&& id)
        {
            constexpr auto i = std::decay_t<decltype(id)>::value;
            std::get<i>(problems_) = std::make_shared<Type<i>>(gridGeometries.template get<i>());
        });
    }
 
    MultiDomainFVProblem(TupleType problemTuple)
    : problems_(std::move(problemTuple))
    {}
 
    void applyInitialSolution(SolutionVector& sol) const
    {
        using namespace Dune::Hybrid;
        forEach(std::make_index_sequence<numSubDomains>{}, [&](auto&& id)
        {
            elementAt(problems_, id)->applyInitialSolution(sol[id]);
        });
    }
 
    template<std::size_t i>
    const Type<i>& operator[] (Dune::index_constant<i> id) const
    { return *std::get<i>(problems_); }
 
    template<std::size_t i>
    Type<i>& operator[] (Dune::index_constant<i> id)
    { return *std::get<i>(problems_); }
 
    template<std::size_t i>
    const PtrType<i>& get(Dune::index_constant<i> id = Dune::index_constant<i>{}) const
    { return std::get<i>(problems_); }
 
    template<std::size_t i>
    PtrType<i>& get(Dune::index_constant<i> id = Dune::index_constant<i>{})
    { return std::get<i>(problems_); }
 
    template<std::size_t i>
    [[deprecated("Will be removed after release 3.5. Use one of the constructors instead.")]]
    void set(PtrType<i> p, Dune::index_constant<i> id = Dune::index_constant<i>{})
    { Dune::Hybrid::elementAt(problems_, Dune::index_constant<i>{}) = p; }
 
    [[deprecated("Use asTuple. Will be removed after release 3.5")]]
    TupleType getTuple()
    { return problems_; }
 
    TupleType& asTuple()
    { return problems_; }
 
    const TupleType& asTuple() const
    { return problems_; }
 
private:
 
    TupleType problems_;
};
 
} // end namespace Dumux
 
#endif