Thyra_VectorDefaultBase_decl.hpp

// @HEADER
// *****************************************************************************
//    Thyra: Interfaces and Support for Abstract Numerical Algorithms
//
// Copyright 2004 NTESS and the Thyra contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#ifndef THYRA_VECTOR_DEFAULT_BASE_DECL_HPP
#define THYRA_VECTOR_DEFAULT_BASE_DECL_HPP

#include "Thyra_VectorBase.hpp"
#include "Thyra_MultiVectorDefaultBase_decl.hpp"


namespace Thyra {


template<class Scalar>
class VectorDefaultBase
  : virtual public VectorBase<Scalar>,
    virtual protected MultiVectorDefaultBase<Scalar>
{
public:


  virtual std::string description() const;

  virtual void describe(
    Teuchos::FancyOStream                &out
    ,const Teuchos::EVerbosityLevel      verbLevel
    ) const;



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



  RCP<MultiVectorBase<Scalar> > clone_mv() const;



  RCP<VectorBase<Scalar> > clone_v() const;


protected:


  virtual void assignVecImpl(const VectorBase<Scalar>& x);

  virtual void randomizeImpl(Scalar l, Scalar u);

  virtual void absImpl(const VectorBase<Scalar>& x);

  virtual void reciprocalImpl(const VectorBase<Scalar>& x);

  virtual void eleWiseScaleImpl(const VectorBase<Scalar>& x);

  virtual void updateVecImpl(
    Scalar alpha,
    const VectorBase<Scalar>& x);

  virtual void linearCombinationVecImpl(
    const ArrayView<const Scalar>& alpha,
    const ArrayView<const Ptr<const VectorBase<Scalar> > >& x,
    const Scalar& beta
    );

  virtual Scalar dotImpl(const VectorBase<Scalar>& x) const;

  virtual typename Teuchos::ScalarTraits<Scalar>::magnitudeType
  norm1Impl() const;

  virtual typename Teuchos::ScalarTraits<Scalar>::magnitudeType
  norm2Impl() const;

  virtual typename Teuchos::ScalarTraits<Scalar>::magnitudeType
  norm2WeightedImpl(const VectorBase<Scalar>& x) const;

  virtual typename Teuchos::ScalarTraits<Scalar>::magnitudeType
  normInfImpl() const;

  virtual RCP<VectorBase<Scalar> > nonconstColImpl(Ordinal j);
  virtual RCP<const MultiVectorBase<Scalar> >
  contigSubViewImpl( const Range1D& col_rng ) const;
  virtual RCP<MultiVectorBase<Scalar> >
  nonconstContigSubViewImpl( const Range1D& col_rng );
  virtual RCP<const MultiVectorBase<Scalar> >
  nonContigSubViewImpl( const ArrayView<const int> &cols ) const;
  virtual RCP<MultiVectorBase<Scalar> >
  nonconstNonContigSubViewImpl( const ArrayView<const int> &cols );
  virtual void acquireDetachedMultiVectorViewImpl(
    const Range1D &rowRng,
    const Range1D &colRng,
    RTOpPack::ConstSubMultiVectorView<Scalar> *sub_mv
    ) const;
  virtual void releaseDetachedMultiVectorViewImpl(
    RTOpPack::ConstSubMultiVectorView<Scalar>* sub_mv
    ) const;
  virtual void acquireNonconstDetachedMultiVectorViewImpl(
    const Range1D &rowRng,
    const Range1D &colRng,
    RTOpPack::SubMultiVectorView<Scalar> *sub_mv
    );
  virtual void commitNonconstDetachedMultiVectorViewImpl(
    RTOpPack::SubMultiVectorView<Scalar>* sub_mv
    );



  virtual void acquireDetachedVectorViewImpl(
    const Range1D& rng, RTOpPack::ConstSubVectorView<Scalar>* sub_vec
    ) const;
  virtual void releaseDetachedVectorViewImpl(
    RTOpPack::ConstSubVectorView<Scalar>* sub_vec
    ) const;
  virtual void acquireNonconstDetachedVectorViewImpl(
    const Range1D& rng, RTOpPack::SubVectorView<Scalar>* sub_vec
    );
  virtual void commitNonconstDetachedVectorViewImpl(
    RTOpPack::SubVectorView<Scalar>* sub_vec
    );
  virtual void setSubVectorImpl( const RTOpPack::SparseSubVectorT<Scalar>& sub_vec );



  bool opSupportedImpl(EOpTransp M_trans) const;

  void applyImpl(
    const EOpTransp M_trans,
    const MultiVectorBase<Scalar> &X,
    const Ptr<MultiVectorBase<Scalar> > &Y,
    const Scalar alpha,
    const Scalar beta
    ) const;


private:

  // /////////////////////////////////////
  // Private data members

  mutable RCP<const VectorSpaceBase<Scalar> > domain_;
  // Above only initialized if *this is used as a MultiVectorBase

  // /////////////////////////////////////
  // Private member functions

  void validateColRng( const Range1D &rowRng ) const;
  void validateColIndexes( const ArrayView<const int> &cols ) const;

};


} // end namespace Thyra


#endif  // THYRA_VECTOR_DEFAULT_BASE_DECL_HPP