BelosOrthoManager.hpp

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//                 Belos: Block Linear Solvers Package
//                 Copyright (2004) Sandia Corporation
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// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
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#ifndef BELOS_ORTHOMANAGER_HPP
#define BELOS_ORTHOMANAGER_HPP

#include "BelosConfigDefs.hpp"
#include "BelosTypes.hpp"
#include "Teuchos_ScalarTraits.hpp"
#include "Teuchos_RCP.hpp"
#include "Teuchos_SerialDenseMatrix.hpp"
#include "Teuchos_Array.hpp"




namespace Belos {




  class OrthoError : public BelosError
  {public: OrthoError(const std::string& what_arg) : BelosError(what_arg) {}};


  template <class ScalarType, class MV>
  class OrthoManager {
  public:


    OrthoManager() {};

    virtual ~OrthoManager() {};



    virtual void innerProd( const MV &X, const MV &Y, Teuchos::SerialDenseMatrix<int,ScalarType>& Z ) const = 0;


    virtual void norm( const MV& X, std::vector< typename Teuchos::ScalarTraits<ScalarType>::magnitudeType > normvec ) const = 0;

    virtual void project ( MV &X, 
                           Teuchos::Array<Teuchos::RCP<Teuchos::SerialDenseMatrix<int,ScalarType> > > C, 
                           Teuchos::Array<Teuchos::RCP<const MV> > Q) const = 0;

    virtual int normalize ( MV &X, Teuchos::RCP<Teuchos::SerialDenseMatrix<int,ScalarType> > B ) const = 0;


    virtual int projectAndNormalize ( MV &X, 
                                      Teuchos::Array<Teuchos::RCP<Teuchos::SerialDenseMatrix<int,ScalarType> > > C, 
                                      Teuchos::RCP<Teuchos::SerialDenseMatrix<int,ScalarType> > B, 
                                      Teuchos::Array<Teuchos::RCP<const MV> > Q ) const = 0;




    virtual typename Teuchos::ScalarTraits< ScalarType >::magnitudeType orthonormError(const MV &X) const = 0;

    virtual typename Teuchos::ScalarTraits<ScalarType>::magnitudeType orthogError(const MV &X1, const MV &X2) const = 0;





    virtual void setLabel(const std::string& label) = 0;
 
    virtual const std::string& getLabel() const = 0;
    

  };

} // end of Belos namespace


#endif

// end of file BelosOrthoManager.hpp

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