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MueLu_IsolatedNodeAggregationAlgorithm_kokkos_decl.hpp
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46 #ifndef MUELU_ISOLATEDNODEAGGREGATIONALGORITHM_KOKKOS_DECL_HPP
47 #define MUELU_ISOLATEDNODEAGGREGATIONALGORITHM_KOKKOS_DECL_HPP
48 
49 #include "MueLu_ConfigDefs.hpp"
50 
51 #include <Tpetra_KokkosCompat_ClassicNodeAPI_Wrapper.hpp>
52 
54 
55 #include "MueLu_Aggregates_fwd.hpp"
58 #include "MueLu_LWGraph_kokkos.hpp"
59 
60 namespace MueLu {
80 template <class LocalOrdinal = DefaultLocalOrdinal,
82  class Node = DefaultNode>
83 class IsolatedNodeAggregationAlgorithm_kokkos : public MueLu::AggregationAlgorithmBase_kokkos<LocalOrdinal, GlobalOrdinal, Node> {
84 #undef MUELU_ISOLATEDNODEAGGREGATIONALGORITHM_KOKKOS_SHORT
86 
87  public:
91 
92 
94  IsolatedNodeAggregationAlgorithm_kokkos(const RCP<const FactoryBase>& /* graphFact */ = Teuchos::null) {}
95 
98 
100 
102 
103 
106  void BuildAggregates(const ParameterList& params,
107  const LWGraph_kokkos& graph,
108  Aggregates& aggregates,
109  Kokkos::View<unsigned*, device_type>& aggStat,
110  LO& numNonAggregatedNodes) const;
112 
113  std::string description() const { return "Phase - (isolated)"; }
114 
115 }; // class MaxLinkAggregationAlgorithm
116 
117 } // namespace MueLu
118 
119 #define MUELU_ISOLATEDNODEAGGREGATIONALGORITHM_KOKKOS_SHORT
120 #endif // MUELU_ISOLATEDNODEAGGREGATIONALGORITHM_DECL_HPP
MueLu::DefaultLocalOrdinal LocalOrdinal
std::string description() const
Return a simple one-line description of this object.
void BuildAggregates(const ParameterList &params, const LWGraph_kokkos &graph, Aggregates &aggregates, Kokkos::View< unsigned *, device_type > &aggStat, LO &numNonAggregatedNodes) const
Local aggregation.
Lightweight MueLu representation of a compressed row storage graph.
Tpetra::KokkosClassic::DefaultNode::DefaultNodeType DefaultNode
Container class for aggregation information.
LocalOrdinal LO
MueLu::DefaultNode Node
MueLu::DefaultGlobalOrdinal GlobalOrdinal
IsolatedNodeAggregationAlgorithm_kokkos(const RCP< const FactoryBase > &=Teuchos::null)
Constructor.
typename std::conditional< OnHost, Kokkos::Device< Kokkos::Serial, Kokkos::HostSpace >, typename Node::device_type >::type device_type