MueLu_Maxwell_Utils_decl.hpp

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#ifndef MUELU_MAXWELL_UTILS_DECL_HPP
#define MUELU_MAXWELL_UTILS_DECL_HPP

#include "MueLu_ConfigDefs.hpp"
#include "MueLu_BaseClass.hpp"

#include "Xpetra_Map_fwd.hpp"
#include "Xpetra_Matrix_fwd.hpp"
#include "Xpetra_MatrixFactory_fwd.hpp"
#include "Xpetra_MultiVectorFactory_fwd.hpp"
#include "Xpetra_VectorFactory_fwd.hpp"
#include "Xpetra_CrsMatrixWrap_fwd.hpp"

#include "MueLu_Level_fwd.hpp"
#include "MueLu_ThresholdAFilterFactory_fwd.hpp"
#include "MueLu_RAPFactory_fwd.hpp"
#include "MueLu_Utilities_fwd.hpp"
#include "MueLu_Utilities_kokkos_fwd.hpp"


namespace MueLu {

  template <class Scalar,
            class LocalOrdinal,
            class GlobalOrdinal,
            class Node>
  class Maxwell_Utils : public VerboseObject {

#undef MUELU_MAXWELL_UTILS_SHORT
#include "MueLu_UseShortNames.hpp"

  public:
    typedef typename Teuchos::ScalarTraits<Scalar>::magnitudeType magnitudeType;
    //    typedef typename Teuchos::ScalarTraits<Scalar>::coordinateType coordinateType;
    //    typedef typename Xpetra::MultiVector<coordinateType,LO,GO,NO> RealValuedMultiVector;

    static void detectBoundaryConditionsSM(RCP<Matrix> & SM_Matrix,
                                           RCP<Matrix> & D0_Matrix,
                                           magnitudeType rowSumTol,
                                           bool useKokkos_,
                                           Kokkos::View<bool*, typename Node::device_type> & BCrowsKokkos,
                                           Kokkos::View<bool*, typename Node::device_type> & BCcolsKokkos,
                                           Kokkos::View<bool*, typename Node::device_type> & BCdomainKokkos,
                                           int & BCedges,
                                           int & BCnodes,
                                           Teuchos::ArrayRCP<bool> & BCrows,
                                           Teuchos::ArrayRCP<bool> & BCcols,
                                           Teuchos::ArrayRCP<bool> & BCdomain,
                                           bool & allEdgesBoundary,
                                           bool & allNodesBoundary);
        
    static void removeExplicitZeros(Teuchos::ParameterList &parameterList,
                                    RCP<Matrix> & D0_Matrix,
                                    RCP<Matrix> & SM_Matrix,
                                    RCP<Matrix> & M1_Matrix,
                                    RCP<Matrix> & Ms_Matrix);
  
    static void removeExplicitZeros(Teuchos::ParameterList &parameterList,
                                    RCP<Matrix> & D0_Matrix,
                                    RCP<Matrix> & SM_Matrix) {
      RCP<Matrix> dummy;
      removeExplicitZeros(parameterList,D0_Matrix,SM_Matrix,dummy,dummy);
    }
  
    static void setMatvecParams(Matrix& A, RCP<ParameterList> matvecParams);


    // Performs an RAP
    static RCP<Xpetra::Matrix<Scalar,LocalOrdinal,GlobalOrdinal,Node> >
    PtAPWrapper(RCP<Matrix>& A,RCP<Matrix>& P, Teuchos::ParameterList &params, std::string & label);

  };

} // namespace

#define MUELU_MAXWELL_UTILS_SHORT
#endif // MUELU_MAXWELL_UTILS_DECL_HPP