MueLu_Constraint_decl.hpp

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#ifndef MUELU_CONSTRAINT_DECL_HPP
#define MUELU_CONSTRAINT_DECL_HPP

#include <Teuchos_SerialDenseMatrix.hpp>

#include <Xpetra_MultiVector_fwd.hpp>
#include <Xpetra_Matrix_fwd.hpp>
#include <Xpetra_CrsGraph_fwd.hpp>

#include "MueLu_ConfigDefs.hpp"
#include "MueLu_BaseClass.hpp"
#include "MueLu_Utilities.hpp"

namespace MueLu {


  template<class Scalar = double,
           class LocalOrdinal = int,
           class GlobalOrdinal = LocalOrdinal,
           class Node = KokkosClassic::DefaultNode::DefaultNodeType>
  class Constraint : public BaseClass {
#undef MUELU_CONSTRAINT_SHORT
#include "MueLu_UseShortNames.hpp"
  public:



    void Setup(const MultiVector& B, const MultiVector& Bc, RCP<const CrsGraph> Ppattern);




    void Apply(const Matrix& P, Matrix& Projected) const;


    RCP<const CrsGraph> GetPattern() const {
      return Ppattern_;
    }

  private:
    RCP<MultiVector>    X_;                                     
    RCP<const CrsGraph> Ppattern_;                              
    ArrayRCP<Teuchos::SerialDenseMatrix<LO,SC> > XXtInv_;       
  };

} // namespace MueLu

#define MUELU_CONSTRAINT_SHORT
#endif // MUELU_CONSTRAINT_DECL_HPP