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