Tpetra_Details_packCrsGraph_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_PACKCRSGRAPH_DECL_HPP
#define TPETRA_DETAILS_PACKCRSGRAPH_DECL_HPP

#include "TpetraCore_config.h"
#include "Kokkos_DualView.hpp"
#include "Tpetra_DistObject_decl.hpp"
#include "Tpetra_CrsGraph_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 LO, typename GO, typename NT>
void packCrsGraph(const CrsGraph<LO, GO, NT>& sourceGraph,
                  Teuchos::Array<typename CrsGraph<LO, GO, NT>::packet_type>& exports,
                  const Teuchos::ArrayView<size_t>& numPacketsPerLID,
                  const Teuchos::ArrayView<const LO>& exportLIDs,
                  size_t& constantNumPackets);

template <typename LO, typename GO, typename NT>
void packCrsGraphNew(const CrsGraph<LO, GO, NT>& sourceGraph,
                     const Kokkos::DualView<
                         const LO*,
                         typename CrsGraph<LO, GO, NT>::buffer_device_type>& exportLIDs,
                     const Kokkos::DualView<
                         const int*,
                         typename CrsGraph<LO, GO, NT>::buffer_device_type>& exportPIDs,
                     Kokkos::DualView<
                         typename CrsGraph<LO, GO, NT>::packet_type*,
                         typename CrsGraph<LO, GO, NT>::buffer_device_type>& exports,
                     Kokkos::DualView<
                         size_t*,
                         typename CrsGraph<LO, GO, NT>::buffer_device_type>
                         numPacketsPerLID,
                     size_t& constantNumPackets,
                     const bool pack_pids);

template <typename LO, typename GO, typename NT>
void packCrsGraphWithOwningPIDs(const CrsGraph<LO, GO, NT>& sourceGraph,
                                Kokkos::DualView<typename CrsGraph<LO, GO, NT>::packet_type*,
                                                 typename CrsGraph<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_PACKCRSGRAPH_DECL_HPP