Tpetra parallel linear algebra Version of the Day
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Tpetra_Details_unpackCrsGraphAndCombine_decl.hpp
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41
42#ifndef TPETRA_DETAILS_UNPACKCRSGRAPHANDCOMBINE_DECL_HPP
43#define TPETRA_DETAILS_UNPACKCRSGRAPHANDCOMBINE_DECL_HPP
44
45#include "TpetraCore_config.h"
47#include "Kokkos_DualView.hpp"
50
69
70#ifndef DOXYGEN_SHOULD_SKIP_THIS
71namespace Teuchos {
72// Forward declaration of Array
73template<class T> class Array;
74// Forward declaration of ArrayView
75template<class T> class ArrayView;
76} // namespace Teuchos
77#endif // DOXYGEN_SHOULD_SKIP_THIS
78
79namespace Tpetra {
80
81//
82// Users must never rely on anything in the Details namespace.
83//
84namespace Details {
85
127//
136template<class LO, class GO, class NT>
137size_t
139 const CrsGraph<LO, GO, NT> & sourceGraph,
140 const Teuchos::ArrayView<const LO> &importLIDs,
141 const Teuchos::ArrayView<const typename CrsGraph<LO,GO,NT>::packet_type> &imports,
142 const Teuchos::ArrayView<const size_t>& numPacketsPerLID,
143 size_t constantNumPackets,
144 CombineMode combineMode,
145 size_t numSameIDs,
146 const Teuchos::ArrayView<const LO>& permuteToLIDs,
147 const Teuchos::ArrayView<const LO>& permuteFromLIDs);
148
163template<class LO, class GO, class NT>
164void
166 const CrsGraph<LO, GO, NT> & sourceGraph,
167 const Teuchos::ArrayView<const LO>& importLIDs,
168 const Teuchos::ArrayView<const typename CrsGraph<LO,GO,NT>::packet_type>& imports,
169 const Teuchos::ArrayView<const size_t>& numPacketsPerLID,
170 const size_t constantNumPackets,
171 const CombineMode combineMode,
172 const size_t numSameIDs,
173 const Teuchos::ArrayView<const LO>& permuteToLIDs,
174 const Teuchos::ArrayView<const LO>& permuteFromLIDs,
175 size_t TargetNumRows,
176 size_t TargetNumNonzeros,
177 const int MyTargetPID,
178 const Teuchos::ArrayView<size_t>& CRS_rowptr,
179 const Teuchos::ArrayView<GO>& CRS_colind,
180 const Teuchos::ArrayView<const int>& SourcePids,
181 Teuchos::Array<int>& TargetPids);
182
183} // namespace Details
184} // namespace Tpetra
185
186#endif // TPETRA_DETAILS_UNPACKCRSGRAPHANDCOMBINE_DECL_HPP
Declaration of Tpetra::CombineMode enum, and a function for setting a Tpetra::CombineMode parameter i...
Forward declaration of Tpetra::CrsGraph.
Declaration of the Tpetra::DistObject class.
A distributed graph accessed by rows (adjacency lists) and stored sparsely.
global_ordinal_type packet_type
Type of each entry of the DistObject communication buffer.
Implementation details of Tpetra.
void unpackAndCombineIntoCrsArrays(const CrsGraph< LO, GO, NT > &sourceGraph, const Teuchos::ArrayView< const LO > &importLIDs, const Teuchos::ArrayView< const typename CrsGraph< LO, GO, NT >::packet_type > &imports, const Teuchos::ArrayView< const size_t > &numPacketsPerLID, const size_t constantNumPackets, const CombineMode combineMode, const size_t numSameIDs, const Teuchos::ArrayView< const LO > &permuteToLIDs, const Teuchos::ArrayView< const LO > &permuteFromLIDs, size_t TargetNumRows, size_t TargetNumNonzeros, const int MyTargetPID, const Teuchos::ArrayView< size_t > &CRS_rowptr, const Teuchos::ArrayView< GO > &CRS_colind, const Teuchos::ArrayView< const int > &SourcePids, Teuchos::Array< int > &TargetPids)
unpackAndCombineIntoCrsArrays
size_t unpackAndCombineWithOwningPIDsCount(const CrsGraph< LO, GO, NT > &sourceGraph, const Teuchos::ArrayView< const LO > &importLIDs, const Teuchos::ArrayView< const typename CrsGraph< LO, GO, NT >::packet_type > &imports, const Teuchos::ArrayView< const size_t > &numPacketsPerLID, size_t constantNumPackets, CombineMode combineMode, size_t numSameIDs, const Teuchos::ArrayView< const LO > &permuteToLIDs, const Teuchos::ArrayView< const LO > &permuteFromLIDs)
Special version of Tpetra::Details::unpackCrsGraphAndCombine that also unpacks owning process ranks.
Namespace Tpetra contains the class and methods constituting the Tpetra library.
CombineMode
Rule for combining data in an Import or Export.