MueLu_LWGraph_def.hpp

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#ifndef MUELU_LWGRAPH_DEF_HPP
#define MUELU_LWGRAPH_DEF_HPP
 
#include "MueLu_LWGraph_decl.hpp"
#include <Xpetra_CrsGraph.hpp>
#include <Xpetra_CrsGraphFactory.hpp>
 
namespace MueLu {

  //using MueLu::Describable::describe; // overloading, not hiding
  //void describe(Teuchos::FancyOStream &out, const VerbLevel verbLevel = Default) const {
  template <class LocalOrdinal, class GlobalOrdinal, class Node>
  void LWGraph<LocalOrdinal, GlobalOrdinal, Node>::print(Teuchos::FancyOStream &out, const VerbLevel verbLevel) const {
    //    MUELU_DESCRIBE;
 
    if (verbLevel & Parameters0) {
      //out0 << "Prec. type: " << type_ << std::endl;
    }
 
    if (verbLevel & Parameters1) {
      //out0 << "Linear Algebra: " << toString(lib_) << std::endl;
      //out0 << "PrecType: " << type_ << std::endl;
      //out0 << "Parameter list: " << std::endl; { Teuchos::OSTab tab2(out); out << paramList_; }
      //out0 << "Overlap: " << overlap_ << std::endl;
    }
 
    if (verbLevel & Debug) {
      RCP<const Map> col_map = importMap_.is_null() ? domainMap_ : importMap_;
 
      for (LO i = 0; i < rows_.size()-1; i++) {
        for (LO j = rows_[i]; j < rows_[i+1]; j++)
          out<< domainMap_->getGlobalElement(i) << " " << col_map->getGlobalElement(columns_[j])<<std::endl;
      }
    }
  }
 
 
  template <class LocalOrdinal, class GlobalOrdinal, class Node>
  RCP<Xpetra::CrsGraph<LocalOrdinal,GlobalOrdinal,Node> > LWGraph<LocalOrdinal, GlobalOrdinal, Node>::GetCrsGraph() const {
      ArrayRCP<size_t> rowPtrs;
      rowPtrs.resize(rows_.size());
      for (size_t i=0; i<Teuchos::as<size_t>(rows_.size()); i++)
        rowPtrs[i] = rows_[i];
      auto graph =  Xpetra::CrsGraphFactory<LocalOrdinal,GlobalOrdinal,Node>::Build(GetDomainMap(), GetImportMap(), rowPtrs, Teuchos::arcp_const_cast<LO>(getEntries()));
      graph->fillComplete();
      return graph;
    }
 
}
 
#endif // MUELU_LWGRAPH_DEF_HPP