MueLu_RegionRFactory_kokkos_decl.hpp

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#ifndef MUELU_REGIONRFACTORY_KOKKOS_DECL_HPP
#define MUELU_REGIONRFACTORY_KOKKOS_DECL_HPP
 
#include "MueLu_ConfigDefs.hpp"
#include "MueLu_Types.hpp"
 
#include <Tpetra_KokkosCompat_ClassicNodeAPI_Wrapper.hpp>
#include <Kokkos_Core.hpp>
 
#include "MueLu_TwoLevelFactoryBase.hpp"
#include "MueLu_RegionRFactory_kokkos_fwd.hpp"
 
namespace MueLu {

 
  template <class Scalar = DefaultScalar,
            class LocalOrdinal = DefaultLocalOrdinal,
            class GlobalOrdinal = DefaultGlobalOrdinal,
            class Node = DefaultNode>
  class RegionRFactory_kokkos : public TwoLevelFactoryBase {
#undef MUELU_REGIONRFACTORY_KOKKOS_SHORT
#include "MueLu_UseShortNames.hpp"
 
  public:
    using real_type = typename Teuchos::ScalarTraits<SC>::coordinateType;
    using realvaluedmultivector_type = typename Xpetra::MultiVector<real_type, LO, GO, NO>;
    using execution_space = typename Node::execution_space;
    using memory_space    = typename Node::memory_space;
    using device_type     = Kokkos::Device<execution_space, memory_space>;
    using intTupleView    = typename Kokkos::View<int[3], device_type>;
    using LOTupleView     = typename Kokkos::View<LO[3],  device_type>;



    RegionRFactory_kokkos() = default;

    virtual ~RegionRFactory_kokkos() = default;


    RCP<const ParameterList> GetValidParameterList() const;
 
    void DeclareInput(Level& fineLevel, Level& coarseLevel) const;



 
    void Build(Level& fineLevel, Level& coarseLevel) const;
 
    void Build3D(const int numDimensions,
                 Array<LO>& lFineNodesPerDim,
                 const RCP<Matrix>& A,
                 const RCP<realvaluedmultivector_type>& fineCoordinates,
                 RCP<Matrix>& R,
                 RCP<realvaluedmultivector_type>& coarseCoordinates,
                 Array<LO>& lCoarseNodesPerDim) const;

 
  }; // class RegionRFactory_kokkos
 
} // namespace MueLu
 
#define MUELU_REGIONRFACTORY_KOKKOS_SHORT
#endif // MUELU_REGIONRFACTORY_KOKKOS_DECL_HPP