Tpetra_Details_packCrsMatrix_decl.hpp

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// @HEADER
// *****************************************************************************
//          Tpetra: Templated Linear Algebra Services Package
//
// Copyright 2008 NTESS and the Tpetra contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
#ifndef TPETRA_DETAILS_PACKCRSMATRIX_DECL_HPP
#define TPETRA_DETAILS_PACKCRSMATRIX_DECL_HPP
 
#include "TpetraCore_config.h"
#include "Kokkos_DualView.hpp"
#include "Tpetra_DistObject_decl.hpp"
#include "Tpetra_CrsMatrix_fwd.hpp"

 
#ifndef DOXYGEN_SHOULD_SKIP_THIS
namespace Teuchos {
// Forward declaration of Array
template<class T> class Array;
// Forward declaration of ArrayView
template<class T> class ArrayView;
} // namespace Teuchos
#endif // DOXYGEN_SHOULD_SKIP_THIS
 
namespace Tpetra {
 
//
// Users must never rely on anything in the Details namespace.
//
namespace Details {

template<typename ST, typename LO, typename GO, typename NT>
void
packCrsMatrix (const CrsMatrix<ST, LO, GO, NT>& sourceMatrix,
               Teuchos::Array<char>& exports,
               const Teuchos::ArrayView<size_t>& numPacketsPerLID,
               const Teuchos::ArrayView<const LO>& exportLIDs,
               size_t& constantNumPackets);

template<typename ST, typename LO, typename GO, typename NT>
void
packCrsMatrixNew (const CrsMatrix<ST, LO, GO, NT>& sourceMatrix,
                  Kokkos::DualView<char*,
                    typename DistObject<char, LO, GO, NT>::buffer_device_type>& exports,
                  const Kokkos::DualView<size_t*,
                    typename DistObject<char, LO, GO, NT>::buffer_device_type>& numPacketsPerLID,
                  const Kokkos::DualView<const LO*,
                    typename DistObject<char, LO, GO, NT>::buffer_device_type>& exportLIDs,
                  size_t& constantNumPackets);

template<typename ST, typename LO, typename GO, typename NT>
void
packCrsMatrixWithOwningPIDs (const CrsMatrix<ST, LO, GO, NT>& sourceMatrix,
                             Kokkos::DualView<char*, typename DistObject<char, LO, GO, NT>::buffer_device_type>& exports_dv,
                             const Teuchos::ArrayView<size_t>& numPacketsPerLID,
                             const Teuchos::ArrayView<const LO>& exportLIDs,
                             const Teuchos::ArrayView<const int>& sourcePIDs,
                             size_t& constantNumPackets);
 
} // namespace Details
} // namespace Tpetra
 
#endif // TPETRA_DETAILS_PACKCRSMATRIX_DECL_HPP