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MueLu_CoupledAggregationFactory_def.hpp
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46 #ifndef MUELU_COUPLEDAGGREGATIONFACTORY_DEF_HPP
47 #define MUELU_COUPLEDAGGREGATIONFACTORY_DEF_HPP
48 
50 #include "MueLu_Level.hpp"
51 #include "MueLu_Graph.hpp"
52 #include "MueLu_Aggregates.hpp"
53 #include "MueLu_Monitor.hpp"
54 #include "MueLu_AmalgamationInfo.hpp"
55 
56 namespace MueLu {
57 
58  template <class LocalOrdinal, class GlobalOrdinal, class Node>
60  {
61  TEUCHOS_TEST_FOR_EXCEPTION(algo2_.GetMinNodesPerAggregate() != algo1_.GetMinNodesPerAggregate(), Exceptions::RuntimeError, "");
62  }
63 
64  template <class LocalOrdinal, class GlobalOrdinal, class Node>
66  Input(currentLevel, "Graph");
67  //Input(currentLevel, "UnAmalgamationInfo"); // TODO, only provided by CoalesceDropFactory2
68  }
69 
70  template <class LocalOrdinal, class GlobalOrdinal, class Node>
72  {
73  FactoryMonitor m(*this, "Build", currentLevel);
74 
75  RCP<Aggregates> aggregates;
76  {
77  //TODO check for reuse of aggregates here
78 
79  // Level Get
80  RCP<const GraphBase> graph = Get< RCP<GraphBase> >(currentLevel, "Graph");
81 
82  // Build
83  aggregates = rcp(new Aggregates(*graph));
84  aggregates->setObjectLabel("UC");
85 
86  algo1_.CoarsenUncoupled(*graph, *aggregates);
87  algo2_.AggregateLeftovers(*graph, *aggregates);
88 
89  }
90 
91  aggregates->AggregatesCrossProcessors(true);
92 
93  // Level Set
94  Set(currentLevel, "Aggregates", aggregates);
95 
96  if (IsPrint(Statistics0)) {
97  aggregates->describe(GetOStream(Statistics0), getVerbLevel());
98  }
99 
100  }
101 
102 } //namespace MueLu
103 
104 #endif // MUELU_COUPLEDAGGREGATIONFACTORY_DEF_HPP
Container class for aggregation information.
Timer to be used in factories. Similar to Monitor but with additional timers.
Namespace for MueLu classes and methods.
Print statistics that do not involve significant additional computation.
Class that holds all level-specific information.
Definition: MueLu_Level.hpp:99
void Build(Level &currentLevel) const
Build aggregates.
Exception throws to report errors in the internal logical of the program.
void DeclareInput(Level &currentLevel) const
Input.