AnasaziOrthoManager.hpp

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//                 Anasazi: Block Eigensolvers Package
//                 Copyright (2004) Sandia Corporation
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#ifndef ANASAZI_ORTHOMANAGER_HPP
#define ANASAZI_ORTHOMANAGER_HPP

#include "AnasaziConfigDefs.hpp"
#include "AnasaziTypes.hpp"
#include "Teuchos_ScalarTraits.hpp"
#include "Teuchos_RefCountPtr.hpp"
#include "Teuchos_SerialDenseMatrix.hpp"
#include "Teuchos_Array.hpp"




namespace Anasazi {




  class OrthoError : public AnasaziError
  {public: OrthoError(const std::string& what_arg) : AnasaziError(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::RefCountPtr<Teuchos::SerialDenseMatrix<int,ScalarType> > > C, 
                           Teuchos::Array<Teuchos::RefCountPtr<const MV> > Q) const = 0;

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


    virtual int projectAndNormalize ( MV &X, 
                                      Teuchos::Array<Teuchos::RefCountPtr<Teuchos::SerialDenseMatrix<int,ScalarType> > > C, 
                                      Teuchos::RefCountPtr<Teuchos::SerialDenseMatrix<int,ScalarType> > B, 
                                      Teuchos::Array<Teuchos::RefCountPtr<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;


  };

} // end of Anasazi namespace


#endif

// end of file AnasaziOrthoManager.hpp

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