MueLu_PreDropFunctionConstVal_decl.hpp

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//        MueLu: A package for multigrid based preconditioning
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#ifndef MUELU_PREDROPFUNCTIONCONSTVAL_DECL_HPP
#define MUELU_PREDROPFUNCTIONCONSTVAL_DECL_HPP

#include "MueLu_ConfigDefs.hpp"
#include "MueLu_PreDropFunctionBaseClass.hpp"
#include "MueLu_PreDropFunctionConstVal_fwd.hpp"

#include "MueLu_Graph_fwd.hpp"

namespace MueLu {

  template<class Scalar = DefaultScalar,
           class LocalOrdinal = DefaultLocalOrdinal,
           class GlobalOrdinal = DefaultGlobalOrdinal,
           class Node = DefaultNode>
  class PreDropFunctionConstVal :
    public MueLu::PreDropFunctionBaseClass<Scalar, LocalOrdinal, GlobalOrdinal, Node> {
#undef MUELU_PREDROPFUNCTIONCONSTVAL_SHORT
#include "MueLu_UseShortNames.hpp"

  public:

    explicit PreDropFunctionConstVal(const Scalar threshold = 0.0);

    virtual ~PreDropFunctionConstVal() { }

    bool Drop(size_t lrow, GlobalOrdinal grow, size_t k, LocalOrdinal lcid, GlobalOrdinal gcid, const Teuchos::ArrayView<const LocalOrdinal> & indices, const Teuchos::ArrayView<const Scalar> & vals);

    Scalar GetThreshold() const;



    std::string description() const;

    //using MueLu::Describable::describe; // overloading, not hiding
    //void describe(Teuchos::FancyOStream &out, const VerbLevel verbLevel = Default) const;


  private:

    Scalar threshold_;

  };

}

#define MUELU_PREDROPFUNCTIONCONSTVAL_SHORT
#endif // MUELU_PREDROPFUNCTIONCONSTVAL_DECL_HPP