Zoltan2_InputTraits.hpp

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#ifndef ZOLTAN2_INPUTTRAITS_HPP
#define ZOLTAN2_INPUTTRAITS_HPP

#include <Zoltan2_Standards.hpp>

#include <Tpetra_CrsMatrix.hpp>
#include <Tpetra_RowMatrix.hpp>
#include <Tpetra_CrsGraph.hpp>
#include <Epetra_CrsMatrix.h>
#include <Epetra_CrsGraph.h>
#include <Xpetra_CrsMatrix.hpp>
#include <Xpetra_RowMatrix.hpp>
#include <Xpetra_TpetraRowMatrix.hpp>
#include <Xpetra_CrsGraph.hpp>
#include <Kokkos_DefaultNode.hpp>

namespace Zoltan2{

// Default local ordinal
typedef int default_lno_t;

// Default global ordinal
typedef int default_gno_t;

// Default scalar type (for weights, coordinates)
typedef double default_scalar_t;

// Default part number type.
typedef int default_part_t;  // Restrictions in MPI interface will make it
                             // somewhat difficult to change default_part_t to
                             // long long, since we use part_t for ranks
                             // and we sometimes broadcast arrays whose
                             // size has type part_t.

// Until Kokkos node types are supported, use default
typedef Tpetra::Map<>::node_type default_node_t;

template <typename scalar=double, typename lno=int, typename gno=int>
class BasicUserTypes{
};

template <typename User>
struct InputTraits {

  typedef default_scalar_t scalar_t;

  typedef default_lno_t lno_t;

  typedef default_gno_t gno_t;

  typedef default_part_t part_t;

  typedef default_node_t node_t;

  static inline std::string name() {return "InputAdapter";}
};

#ifndef DOXYGEN_SHOULD_SKIP_THIS

template <typename Scalar,
          typename LNO,
          typename GNO>
struct InputTraits<BasicUserTypes<Scalar, LNO, GNO> >
{
  typedef Scalar        scalar_t;
  typedef LNO lno_t;
  typedef GNO gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Zoltan2::default_node_t node_t;
  static inline std::string name() {return "BasicUserTypes";}
};

template <typename Scalar,
          typename LocalOrdinal,
          typename GlobalOrdinal,
          typename Node>
struct InputTraits<Xpetra::CrsMatrix<Scalar,LocalOrdinal,GlobalOrdinal,Node> >
{
  typedef Scalar        scalar_t;
  typedef LocalOrdinal  lno_t;
  typedef GlobalOrdinal gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Node          node_t;
  static inline std::string name() {return "Xpetra::CrsMatrix";}
};

template <typename Scalar,
          typename LocalOrdinal,
          typename GlobalOrdinal,
          typename Node>
struct InputTraits<Tpetra::CrsMatrix<Scalar,LocalOrdinal,GlobalOrdinal,Node> >
{
  typedef Scalar        scalar_t;
  typedef LocalOrdinal  lno_t;
  typedef GlobalOrdinal gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Node          node_t;
  static inline std::string name() {return "Tpetra::CrsMatrix";}
};

template < >
struct InputTraits<Epetra_CrsMatrix>
{
  typedef double scalar_t;
  typedef int lno_t;
  typedef int gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Zoltan2::default_node_t node_t;
  static inline std::string name() {return "Epetra_CrsMatrix";}
};

template <typename Scalar,
          typename LocalOrdinal,
          typename GlobalOrdinal,
          typename Node>
struct InputTraits<Xpetra::RowMatrix<Scalar,LocalOrdinal,GlobalOrdinal,Node> >
{
  typedef Scalar        scalar_t;
  typedef LocalOrdinal  lno_t;
  typedef GlobalOrdinal gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Node          node_t;
  static inline std::string name() {return "Xpetra::RowMatrix";}
};

template <typename Scalar,
          typename LocalOrdinal,
          typename GlobalOrdinal,
          typename Node>
struct InputTraits<Tpetra::RowMatrix<Scalar,LocalOrdinal,GlobalOrdinal,Node> >
{
  typedef Scalar        scalar_t;
  typedef LocalOrdinal  lno_t;
  typedef GlobalOrdinal gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Node          node_t;
  static inline std::string name() {return "Tpetra::RowMatrix";}
};

template <typename LocalOrdinal,
          typename GlobalOrdinal,
          typename Node>
struct InputTraits<Xpetra::CrsGraph<LocalOrdinal,GlobalOrdinal,Node> >
{
  typedef default_scalar_t scalar_t;
  typedef LocalOrdinal  lno_t;
  typedef GlobalOrdinal gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Node          node_t;
  static inline std::string name() {return "Xpetra::CrsGraph";}
};

template <typename LocalOrdinal,
          typename GlobalOrdinal,
          typename Node>
struct InputTraits<Tpetra::CrsGraph<LocalOrdinal,GlobalOrdinal,Node> >
{
  typedef default_scalar_t scalar_t;
  typedef LocalOrdinal  lno_t;
  typedef GlobalOrdinal gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Node          node_t;
  static inline std::string name() {return "Tpetra::CrsGraph";}
};

template < >
struct InputTraits<Epetra_CrsGraph>
{
  typedef double scalar_t;
  typedef int   lno_t;
  typedef int   gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Zoltan2::default_node_t node_t;
  static inline std::string name() {return "Epetra_CrsGraph";}
};

template <typename Scalar,
          typename LocalOrdinal,
          typename GlobalOrdinal,
          typename Node>
struct InputTraits<Xpetra::Vector<Scalar,LocalOrdinal,GlobalOrdinal,Node> >
{
  typedef Scalar        scalar_t;
  typedef LocalOrdinal  lno_t;
  typedef GlobalOrdinal gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Node          node_t;
  static inline std::string name() {return "Xpetra::Vector";}
};

template <typename Scalar,
          typename LocalOrdinal,
          typename GlobalOrdinal,
          typename Node>
struct InputTraits<Tpetra::Vector<Scalar,LocalOrdinal,GlobalOrdinal,Node> >
{
  typedef Scalar        scalar_t;
  typedef LocalOrdinal  lno_t;
  typedef GlobalOrdinal gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Node          node_t;
  static inline std::string name() {return "Tpetra::Vector";}
};

template < >
struct InputTraits<Epetra_Vector>
{
  typedef double scalar_t;
  typedef int   lno_t;
  typedef int   gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Zoltan2::default_node_t node_t;
  static inline std::string name() {return "Epetra_Vector";}
};

template <typename Scalar,
          typename LocalOrdinal,
          typename GlobalOrdinal,
          typename Node>
struct InputTraits<Xpetra::MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node> >
{
  typedef Scalar        scalar_t;
  typedef LocalOrdinal  lno_t;
  typedef GlobalOrdinal gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Node          node_t;
  static inline std::string name() {return "Xpetra::MultiVector";}
};

template <typename Scalar,
          typename LocalOrdinal,
          typename GlobalOrdinal,
          typename Node>
struct InputTraits<Tpetra::MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node> >
{
  typedef Scalar        scalar_t;
  typedef LocalOrdinal  lno_t;
  typedef GlobalOrdinal gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Node          node_t;
  static inline std::string name() {return "Tpetra::MultiVector";}
};

template < >
struct InputTraits<Epetra_MultiVector>
{
  typedef double scalar_t;
  typedef int   lno_t;
  typedef int   gno_t;
  typedef Zoltan2::default_part_t  part_t;
  typedef Zoltan2::default_node_t node_t;
  static inline std::string name() {return "Epetra_MultiVector";}
};

#endif // DOXYGEN_SHOULD_SKIP_THIS


}  // namespace Zoltan2
#endif // ZOLTAN2_INPUTTRAITS_HPP