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MueLu_AggregationPhase1Algorithm_kokkos_decl.hpp
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5// MueLu: A package for multigrid based preconditioning
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46#ifndef MUELU_AGGREGATIONPHASE1ALGORITHM_KOKKOS_DECL_HPP
47#define MUELU_AGGREGATIONPHASE1ALGORITHM_KOKKOS_DECL_HPP
48
49#include "MueLu_ConfigDefs.hpp"
50
51#include <KokkosCompat_ClassicNodeAPI_Wrapper.hpp>
52
54
58#include "MueLu_LWGraph_kokkos.hpp"
59
60namespace MueLu {
85 template<class LocalOrdinal = DefaultLocalOrdinal,
87 class Node = DefaultNode>
89 public MueLu::AggregationAlgorithmBase_kokkos<LocalOrdinal,GlobalOrdinal,Node> {
90#undef MUELU_AGGREGATIONPHASE1ALGORITHM_KOKKOS_SHORT
92
93 public:
94 using device_type = typename LWGraph_kokkos::device_type;
95 using execution_space = typename LWGraph_kokkos::execution_space;
96 using memory_space = typename LWGraph_kokkos::memory_space;
97
99
100
102 AggregationPhase1Algorithm_kokkos(const RCP<const FactoryBase>& /* graphFact */ = Teuchos::null) { }
103
106
108
109
111
112
115 void BuildAggregates(const Teuchos::ParameterList& params,
116 const LWGraph_kokkos& graph,
117 Aggregates_kokkos& aggregates,
118 Kokkos::View<unsigned*, device_type>& aggStat,
119 LO& numNonAggregatedNodes) const;
120
121 void BuildAggregatesRandom(const LO maxAggSize,
122 const LWGraph_kokkos& graph,
123 Aggregates_kokkos& aggregates,
124 Kokkos::View<unsigned*, device_type>& aggStat,
125 LO& numNonAggregatedNodes) const;
126
127 void BuildAggregatesDeterministic(const LO maxAggSize,
128 const LWGraph_kokkos& graph,
129 Aggregates_kokkos& aggregates,
130 Kokkos::View<unsigned*, device_type>& aggStat,
131 LO& numNonAggregatedNodes) const;
133
134 std::string description() const { return "Phase 1 (main)"; }
135
136 };
137
138} //namespace MueLu
139
140#define MUELU_AGGREGATIONPHASE1ALGORITHM_KOKKOS_SHORT
141#endif // MUELU_AGGREGATIONPHASE1ALGORITHM_KOKKOS_DECL_HPP
MueLu::DefaultLocalOrdinal LocalOrdinal
MueLu::DefaultGlobalOrdinal GlobalOrdinal
MueLu::DefaultNode Node
void BuildAggregates(const Teuchos::ParameterList &params, const LWGraph_kokkos &graph, Aggregates_kokkos &aggregates, Kokkos::View< unsigned *, device_type > &aggStat, LO &numNonAggregatedNodes) const
Local aggregation.
AggregationPhase1Algorithm_kokkos(const RCP< const FactoryBase > &=Teuchos::null)
Constructor.
void BuildAggregatesDeterministic(const LO maxAggSize, const LWGraph_kokkos &graph, Aggregates_kokkos &aggregates, Kokkos::View< unsigned *, device_type > &aggStat, LO &numNonAggregatedNodes) const
std::string description() const
Return a simple one-line description of this object.
void BuildAggregatesRandom(const LO maxAggSize, const LWGraph_kokkos &graph, Aggregates_kokkos &aggregates, Kokkos::View< unsigned *, device_type > &aggStat, LO &numNonAggregatedNodes) const
Lightweight MueLu representation of a compressed row storage graph.
Namespace for MueLu classes and methods.
KokkosClassic::DefaultNode::DefaultNodeType DefaultNode