MueLu Version of the Day
MueLu_UncoupledAggregationFactory_kokkos_decl.hpp
Go to the documentation of this file.
1// @HEADER
2//
3// ***********************************************************************
4//
5// MueLu: A package for multigrid based preconditioning
6// Copyright 2012 Sandia Corporation
7//
8// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
9// the U.S. Government retains certain rights in this software.
10//
11// Redistribution and use in source and binary forms, with or without
12// modification, are permitted provided that the following conditions are
13// met:
14//
15// 1. Redistributions of source code must retain the above copyright
16// notice, this list of conditions and the following disclaimer.
17//
18// 2. Redistributions in binary form must reproduce the above copyright
19// notice, this list of conditions and the following disclaimer in the
20// documentation and/or other materials provided with the distribution.
21//
22// 3. Neither the name of the Corporation nor the names of the
23// contributors may be used to endorse or promote products derived from
24// this software without specific prior written permission.
25//
26// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
27// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
30// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
31// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
32// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
33// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
34// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
35// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
36// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37//
38// Questions? Contact
39// Jonathan Hu (jhu@sandia.gov)
40// Andrey Prokopenko (aprokop@sandia.gov)
41// Ray Tuminaro (rstumin@sandia.gov)
42//
43// ***********************************************************************
44//
45// @HEADER
46#ifndef MUELU_UNCOUPLEDAGGREGATIONFACTORY_KOKKOS_DECL_HPP
47#define MUELU_UNCOUPLEDAGGREGATIONFACTORY_KOKKOS_DECL_HPP
48
49#include "MueLu_ConfigDefs.hpp"
50#ifdef HAVE_MUELU_KOKKOS_REFACTOR
51
52#include <KokkosCompat_ClassicNodeAPI_Wrapper.hpp>
53
54#include <Xpetra_Map_fwd.hpp>
55#include <Xpetra_Vector_fwd.hpp>
56#include <Xpetra_VectorFactory_fwd.hpp>
57
59
67#include "MueLu_Exceptions.hpp"
69#include "MueLu_Level_fwd.hpp"
70#include "MueLu_LWGraph_kokkos.hpp"
74
75namespace MueLu {
76
141 template<class LocalOrdinal = DefaultLocalOrdinal,
143 class Node = DefaultNode>
144 class UncoupledAggregationFactory_kokkos : public SingleLevelFactoryBase {
145#undef MUELU_UNCOUPLEDAGGREGATIONFACTORY_KOKKOS_SHORT
147
148 public:
150
151
153 UncoupledAggregationFactory_kokkos();
154
156 virtual ~UncoupledAggregationFactory_kokkos() { }
157
158 RCP<const ParameterList> GetValidParameterList() const;
159
161
163
164
165 // Options shared by all aggregation algorithms
166
167 // deprecated
168 void SetOrdering(const std::string& ordering) {
169 SetParameter("aggregation: ordering", ParameterEntry(ordering));
170 }
171 // deprecated
172 void SetMaxNeighAlreadySelected(int maxNeighAlreadySelected) {
173 SetParameter("aggregation: max selected neighbors", ParameterEntry(Teuchos::as<LocalOrdinal>(maxNeighAlreadySelected))); // revalidate
174 }
175 // deprecated
176 void SetMinNodesPerAggregate(int minNodesPerAggregate) {
177 SetParameter("aggregation: min agg size", ParameterEntry(Teuchos::as<LocalOrdinal>(minNodesPerAggregate))); // revalidate
178 }
179 // set information about 1-node aggregates (map name and generating factory)
180 void SetOnePtMapName(const std::string name, Teuchos::RCP<const FactoryBase> mapFact) {
181 SetParameter("OnePt aggregate map name", ParameterEntry(std::string(name))); // revalidate
182 SetFactory("OnePt aggregate map factory",mapFact);
183 }
184
185 // deprecated
186 const std::string& GetOrdering() const {
187 const ParameterList& pL = GetParameterList();
188 return pL.get<std::string>("aggregation: ordering");
189 }
190 // deprecated
191 int GetMaxNeighAlreadySelected() const {
192 const ParameterList& pL = GetParameterList();
193 return Teuchos::as<int>(pL.get<LocalOrdinal>("aggregation: max selected neighbors"));
194 }
195 // deprecated
196 int GetMinNodesPerAggregate() const {
197 const ParameterList& pL = GetParameterList();
198 return Teuchos::as<int>(pL.get<LocalOrdinal>("aggregation: min agg size"));
199 }
200
202
204
205
206 void DeclareInput(Level &currentLevel) const;
207
209
211
212
214 void Build(Level &currentLevel) const;
215
217
219
220
222 //void Append(const RCP<MueLu::AggregationAlgorithmBase<LocalOrdinal, GlobalOrdinal, Node> > & alg);
223
225 //void ClearAggregationAlgorithms() { algos_.clear(); }
227
228 private:
229
231 // will be filled in Build routine
232 mutable std::vector<RCP<MueLu::AggregationAlgorithmBase_kokkos<LocalOrdinal, GlobalOrdinal, Node> > > algos_;
233
237 mutable bool bDefinitionPhase_;
238
239 }; // class UncoupledAggregationFactory_kokkos
240
241}
242
243#define MUELU_UNCOUPLEDAGGREGATIONFACTORY_KOKKOS_SHORT
244#endif // HAVE_MUELU_KOKKOS_REFACTOR
245#endif // MUELU_UNCOUPLEDAGGREGATIONFACTORY_KOKKOS_DECL_HPP
MueLu::DefaultLocalOrdinal LocalOrdinal
MueLu::DefaultGlobalOrdinal GlobalOrdinal
MueLu::DefaultNode Node
Namespace for MueLu classes and methods.
KokkosClassic::DefaultNode::DefaultNodeType DefaultNode