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MueLu_IsolatedNodeAggregationAlgorithm_decl.hpp
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46 
47 #ifndef MUELU_ISOLATEDNODEAGGREGATIONALGORITHM_DECL_HPP_
48 #define MUELU_ISOLATEDNODEAGGREGATIONALGORITHM_DECL_HPP_
49 
50 #include "MueLu_ConfigDefs.hpp"
53 
55 #include "MueLu_Aggregates_fwd.hpp"
56 //#include "MueLu_Graph_fwd.hpp"
57 #include "MueLu_GraphBase.hpp"
58 
59 namespace MueLu {
79  template <class LocalOrdinal = int,
80  class GlobalOrdinal = LocalOrdinal,
83  public MueLu::AggregationAlgorithmBase<LocalOrdinal,GlobalOrdinal,Node> {
84 #undef MUELU_ISOLATEDNODEAGGREGATIONALGORITHM_SHORT
86 
87  public:
89 
90 
92  IsolatedNodeAggregationAlgorithm(const RCP<const FactoryBase>& /* graphFact */ = Teuchos::null) { }
93 
96 
98 
99 
101 
102 
105  void BuildAggregates(const ParameterList& params, const GraphBase& graph, Aggregates& aggregates, std::vector<unsigned>& aggStat, LO& numNonAggregatedNodes) const;
107 
108  std::string description() const { return "Phase - (isolated)"; }
109 
110  }; //class MaxLinkAggregationAlgorithm
111 
112 } //namespace MueLu
113 
114 #define MUELU_ISOLATEDNODEAGGREGATIONALGORITHM_SHORT
115 
116 
117 #endif /* MUELU_ISOLATEDNODEAGGREGATIONALGORITHM_DECL_HPP_ */
Container class for aggregation information.
Pure virtual base class for all MueLu aggregation algorithms.
LocalOrdinal LO
std::string description() const
Return a simple one-line description of this object.
Ignores isolated nodes during aggregation. Marks the node to be &quot;aggregated&quot; without adding real aggr...
void BuildAggregates(const ParameterList &params, const GraphBase &graph, Aggregates &aggregates, std::vector< unsigned > &aggStat, LO &numNonAggregatedNodes) const
Local aggregation.
MueLu representation of a graph.
IsolatedNodeAggregationAlgorithm(const RCP< const FactoryBase > &=Teuchos::null)
Constructor.