Thyra_DefaultColumnwiseMultiVectorDecl.hpp

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// 
//    Thyra: Interfaces and Support for Abstract Numerical Algorithms
//                 Copyright (2004) Sandia Corporation
// 
// 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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// This library is free software; you can redistribute it and/or modify
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#ifndef TSF_MULTI_VECTOR_COlS_DECL_HPP
#define TSF_MULTI_VECTOR_COlS_DECL_HPP

#include "Thyra_MultiVectorDefaultBaseDecl.hpp"
#include "Thyra_VectorSpaceBase_decl.hpp"
#include "Thyra_VectorBaseDecl.hpp"
#include "Thyra_SingleRhsLinearOpBaseDecl.hpp"

namespace Thyra {

template<class Scalar>
class DefaultColumnwiseMultiVector
  : virtual public MultiVectorDefaultBase<Scalar>
  , virtual protected SingleRhsLinearOpBase<Scalar>
{
public:

#ifdef THYRA_INJECT_USING_DECLARATIONS
  using MultiVectorDefaultBase<Scalar>::apply;
  using SingleRhsLinearOpBase<Scalar>::apply;
#endif


  DefaultColumnwiseMultiVector();

  DefaultColumnwiseMultiVector(
    const RCP<VectorBase<Scalar> > &col_vec
    );

  DefaultColumnwiseMultiVector(
    const RCP<const VectorSpaceBase<Scalar> > &range,
    const RCP<const VectorSpaceBase<Scalar> > &domain,
    const ArrayView<const RCP<VectorBase<Scalar> > > &col_vecs = Teuchos::null
    );
  
  void initialize(
    const RCP<VectorBase<Scalar> > &col_vec
    );

  void initialize(
    const RCP<const VectorSpaceBase<Scalar> > &range,
    const RCP<const VectorSpaceBase<Scalar> > &domain,
    const ArrayView<const RCP<VectorBase<Scalar> > > &col_vecs = Teuchos::null
    );

  void set_uninitialized();


  RCP<const VectorSpaceBase<Scalar> > range() const;
  RCP<const VectorSpaceBase<Scalar> > domain() const;

  RCP<VectorBase<Scalar> > nonconstColImpl(Index j);
  RCP<MultiVectorBase<Scalar> >
  nonconstContigSubViewImpl( const Range1D& col_rng );

protected:


  bool opSupported(EOpTransp M_trans) const;

  void apply(
    const EOpTransp                M_trans
    ,const VectorBase<Scalar>    &x
    ,VectorBase<Scalar>          *y
    ,const Scalar                alpha
    ,const Scalar                beta
    ) const;


private:
  
  RCP<const VectorSpaceBase<Scalar> > range_;
  RCP<const VectorSpaceBase<Scalar> > domain_;
  Array< RCP<VectorBase<Scalar> > > col_vecs_;
  
}; // end class DefaultColumnwiseMultiVector

} // end namespace Thyra

#endif // TSF_MULTI_VECTOR_COlS_DECL_HPP

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