Tpetra_Experimental_BlockVector_decl.hpp

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#ifndef TPETRA_EXPERIMENTAL_BLOCKVECTOR_DECL_HPP
#define TPETRA_EXPERIMENTAL_BLOCKVECTOR_DECL_HPP

#include "Tpetra_Experimental_BlockVector_fwd.hpp"
#include "Tpetra_Experimental_BlockMultiVector.hpp"
#include "Tpetra_Vector.hpp"

namespace Tpetra {
namespace Experimental {
namespace Classes {

template<class Scalar = ::Tpetra::Details::DefaultTypes::scalar_type,
         class LO = ::Tpetra::Details::DefaultTypes::local_ordinal_type,
         class GO = ::Tpetra::Details::DefaultTypes::global_ordinal_type,
         class Node = ::Tpetra::Details::DefaultTypes::node_type>
class BlockVector : public BlockMultiVector<Scalar, LO, GO, Node> {
private:
  typedef BlockMultiVector<Scalar, LO, GO, Node> base_type;
  typedef Teuchos::ScalarTraits<Scalar> STS;

public:


  typedef typename base_type::scalar_type scalar_type;
  typedef typename base_type::impl_scalar_type impl_scalar_type;
  typedef typename base_type::local_ordinal_type local_ordinal_type;
  typedef typename base_type::global_ordinal_type global_ordinal_type;
  typedef typename base_type::node_type node_type;
  typedef typename Node::device_type device_type;

  typedef Tpetra::Map<LO, GO, Node> map_type;
  typedef Tpetra::MultiVector<Scalar, LO, GO, Node> mv_type;
  typedef Tpetra::Vector<Scalar, LO, GO, Node> vec_type;

  typedef Kokkos::View<impl_scalar_type*,
                       Kokkos::LayoutRight,
                       device_type,
                       Kokkos::MemoryTraits<Kokkos::Unmanaged> >
          little_vec_type;

  typedef Kokkos::View<const impl_scalar_type*,
                       Kokkos::LayoutRight,
                       device_type,
                       Kokkos::MemoryTraits<Kokkos::Unmanaged> >
          const_little_vec_type;



  BlockVector (const map_type& meshMap, const LO blockSize);

  BlockVector (const map_type& meshMap,
               const map_type& pointMap,
               const LO blockSize);

  BlockVector (const mv_type& X_mv,
               const map_type& meshMap,
               const LO blockSize);

  BlockVector (const BlockVector<Scalar, LO, GO, Node>& X,
               const map_type& newMeshMap,
               const map_type& newPointMap,
               const size_t offset = 0);

  BlockVector (const BlockVector<Scalar, LO, GO, Node>& X,
               const map_type& newMeshMap,
               const size_t offset = 0);

  BlockVector ();



  vec_type getVectorView ();



  bool replaceLocalValues (const LO localRowIndex, const Scalar vals[]) const;

  bool replaceGlobalValues (const GO globalRowIndex, const Scalar vals[]) const;

  bool sumIntoLocalValues (const LO localRowIndex, const Scalar vals[]) const;

  bool sumIntoGlobalValues (const GO globalRowIndex, const Scalar vals[]) const;

  bool getLocalRowView (const LO localRowIndex, Scalar*& vals) const;

  bool getGlobalRowView (const GO globalRowIndex, Scalar*& vals) const;

  little_vec_type getLocalBlock (const LO localRowIndex) const;
};

} // namespace Classes
} // namespace Experimental
} // namespace Tpetra

#endif // TPETRA_EXPERIMENTAL_BLOCKMULTIVECTOR_DECL_HPP