const RCP<const FactoryBase> FactoryManager<Scalar, LocalOrdinal, GlobalOrdinal, Node, LocalMatOps>::GetDefaultFactory(const std::string & varName) const {
if (IsAvailable(varName, defaultFactoryTable_)) {
return defaultFactoryTable_[varName];
} else {
if (varName == "A") return SetAndReturnDefaultFactory(varName, rcp(new RAPFactory()));
if (varName == "RAP Pattern") return GetFactory("A");
if (varName == "AP Pattern") return GetFactory("A");
if (varName == "P") {
RCP<Factory> factory = rcp(new SaPFactory());
factory->SetFactory("P", GetFactory("Ptent")); // GetFactory("Ptent"): Use the same factory instance for both "P" and "Nullspace"
return SetAndReturnDefaultFactory(varName, factory);
}
if (varName == "R") return SetAndReturnDefaultFactory(varName, rcp(new TransPFactory()));
#if defined(HAVE_MUELU_ZOLTAN) && defined(HAVE_MPI)
if (varName == "Partition") {
return SetAndReturnDefaultFactory(varName, rcp(new ZoltanInterface()));
}
#endif //ifdef HAVE_MPI
if (varName == "Importer") {
#ifdef HAVE_MPI
return SetAndReturnDefaultFactory(varName, rcp(new RepartitionFactory()));
#else
return SetAndReturnDefaultFactory(varName, NoFactory::getRCP());
#endif
}
if (varName == "number of partitions") {
return GetFactory("Importer");
}
//JJH FIXME is this going to bite me in the backside?
// if (varName == "Coordinates") {
// return SetAndReturnDefaultFactory(varName, rcp(new MueLu::MultiVectorTransferFactory<SC,LO,GO,NO,LMO>(varName,"R")));
// }
if (varName == "Nullspace") {
RCP<Factory> factory = rcp(new NullspaceFactory());
factory->SetFactory("Nullspace", GetFactory("Ptent")); // GetFactory("Ptent"): Use the same factory instance for both "P" and "Nullspace"
return SetAndReturnDefaultFactory(varName, factory);
}
if (varName == "Graph") return SetAndReturnDefaultFactory(varName, rcp(new CoalesceDropFactory()));
if (varName == "UnAmalgamationInfo") return SetAndReturnDefaultFactory(varName, rcp(new AmalgamationFactory())); //GetFactory("Graph"));
if (varName == "Aggregates") return SetAndReturnDefaultFactory(varName, rcp(new CoupledAggregationFactory()));
if (varName == "CoarseMap") return SetAndReturnDefaultFactory(varName, rcp(new CoarseMapFactory()));
if (varName == "DofsPerNode") return GetFactory("Graph");
if (varName == "Filtering") return GetFactory("Graph");
// Same factory for both Pre and Post Smoother. Factory for key "Smoother" can be set by users.
if (varName == "PreSmoother") return GetFactory("Smoother");
if (varName == "PostSmoother") return GetFactory("Smoother");
#ifdef HAVE_MUELU_EXPERIMENTAL
if (varName == "Ppattern") {
RCP<PatternFactory> PpFact = rcp(new PatternFactory);
PpFact->SetFactory("P", GetFactory("Ptent"));
return SetAndReturnDefaultFactory(varName, PpFact);
}
if (varName == "Constraint") return SetAndReturnDefaultFactory(varName, rcp(new ConstraintFactory()));
#endif
//if (varName == "Smoother") return SetAndReturnDefaultFactory(varName, rcp(new SmootherFactory(rcp(new GaussSeidelSmoother()))));
if (varName == "Smoother") {
Teuchos::ParameterList smootherParamList;
smootherParamList.set("relaxation: type", "Symmetric Gauss-Seidel");
smootherParamList.set("relaxation: sweeps", (LO) 1);
smootherParamList.set("relaxation: damping factor", (Scalar) 1.0); //FIXME once Ifpack2's parameter list validator is fixed, change this back to Scalar
return SetAndReturnDefaultFactory(varName, rcp( new SmootherFactory(rcp(new TrilinosSmoother("RELAXATION", smootherParamList)))));
}
if (varName == "CoarseSolver") return SetAndReturnDefaultFactory(varName, rcp(new SmootherFactory(rcp(new DirectSolver()),Teuchos::null)));
if (varName == "Ptent") return SetAndReturnDefaultFactory(varName, rcp(new TentativePFactory())); // Use the same factory instance for both "P" and "Nullspace"
TEUCHOS_TEST_FOR_EXCEPTION(true, MueLu::Exceptions::RuntimeError, "MueLu::FactoryManager::GetDefaultFactory(): No default factory available for building '"+varName+"'.");
}
}
const RCP<const FactoryBase> FactoryManager<Scalar, LocalOrdinal, GlobalOrdinal, Node>::GetDefaultFactory(const std::string& varName) const {
if (defaultFactoryTable_.count(varName)) {
// The factory for this name was already created (possibly, for previous level, if we reuse factory manager)
return defaultFactoryTable_.find(varName)->second;
} else {
// No factory was created for this name, but we may know which one to create
if (varName == "A") return SetAndReturnDefaultFactory(varName, rcp(new RAPFactory()));
if (varName == "RAP Pattern") return GetFactory("A");
if (varName == "AP Pattern") return GetFactory("A");
if (varName == "Ptent") return SetAndReturnDefaultFactory(varName, rcp(new TentativePFactory()));
if (varName == "P") {
// GetFactory("Ptent"): we need to use the same factory instance for both "P" and "Nullspace"
RCP<Factory> factory = rcp(new SaPFactory());
factory->SetFactory("P", GetFactory("Ptent"));
return SetAndReturnDefaultFactory(varName, factory);
}
if (varName == "Nullspace") {
// GetFactory("Ptent"): we need to use the same factory instance for both "P" and "Nullspace"
RCP<Factory> factory = rcp(new NullspaceFactory());
factory->SetFactory("Nullspace", GetFactory("Ptent"));
return SetAndReturnDefaultFactory(varName, factory);
}
if (varName == "R") return SetAndReturnDefaultFactory(varName, rcp(new TransPFactory()));
#if defined(HAVE_MUELU_ZOLTAN) && defined(HAVE_MPI)
if (varName == "Partition") return SetAndReturnDefaultFactory(varName, rcp(new ZoltanInterface()));
#endif //ifdef HAVE_MPI
if (varName == "Importer") {
#ifdef HAVE_MPI
return SetAndReturnDefaultFactory(varName, rcp(new RepartitionFactory()));
#else
return SetAndReturnDefaultFactory(varName, NoFactory::getRCP());
#endif
}
if (varName == "Graph") return SetAndReturnDefaultFactory(varName, rcp(new CoalesceDropFactory()));
if (varName == "UnAmalgamationInfo") return SetAndReturnDefaultFactory(varName, rcp(new AmalgamationFactory())); //GetFactory("Graph"));
if (varName == "Aggregates") return SetAndReturnDefaultFactory(varName, rcp(new UncoupledAggregationFactory()));
if (varName == "CoarseMap") return SetAndReturnDefaultFactory(varName, rcp(new CoarseMapFactory()));
if (varName == "DofsPerNode") return GetFactory("Graph");
if (varName == "Filtering") return GetFactory("Graph");
if (varName == "LineDetection_VertLineIds") return SetAndReturnDefaultFactory(varName, rcp(new LineDetectionFactory()));
if (varName == "LineDetection_Layers") return GetFactory("LineDetection_VertLineIds");
if (varName == "CoarseNumZLayers") return GetFactory("LineDetection_VertLineIds");
// Same factory for both Pre and Post Smoother. Factory for key "Smoother" can be set by users.
if (varName == "PreSmoother") return GetFactory("Smoother");
if (varName == "PostSmoother") return GetFactory("Smoother");
if (varName == "Ppattern") {
RCP<PatternFactory> PpFact = rcp(new PatternFactory);
PpFact->SetFactory("P", GetFactory("Ptent"));
return SetAndReturnDefaultFactory(varName, PpFact);
}
if (varName == "Constraint") return SetAndReturnDefaultFactory(varName, rcp(new ConstraintFactory()));
if (varName == "Smoother") {
Teuchos::ParameterList smootherParamList;
smootherParamList.set("relaxation: type", "Symmetric Gauss-Seidel");
smootherParamList.set("relaxation: sweeps", Teuchos::OrdinalTraits<LO>::one());
smootherParamList.set("relaxation: damping factor", Teuchos::ScalarTraits<Scalar>::one());
return SetAndReturnDefaultFactory(varName, rcp(new SmootherFactory(rcp(new TrilinosSmoother("RELAXATION", smootherParamList)))));
}
if (varName == "CoarseSolver") return SetAndReturnDefaultFactory(varName, rcp(new SmootherFactory(rcp(new DirectSolver()), Teuchos::null)));
TEUCHOS_TEST_FOR_EXCEPTION(true, MueLu::Exceptions::RuntimeError, "MueLu::FactoryManager::GetDefaultFactory(): No default factory available for building '" + varName + "'.");
}
}
