Thyra_DefaultMultiVectorProductVectorSpaceDecl.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.
// 
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//  
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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// Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
// 
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#ifndef THYRA_MULTI_VECTOR_PRODUCT_VECTOR_SPACE_DECL_HPP
#define THYRA_MULTI_VECTOR_PRODUCT_VECTOR_SPACE_DECL_HPP

#include "Thyra_ProductVectorSpaceBase.hpp" // Interface
#include "Thyra_DefaultProductVectorSpace.hpp" // Implementation
#include "Thyra_VectorSpaceDefaultBase.hpp"


namespace Thyra {


template<class Scalar>
class DefaultMultiVectorProductVectorSpace
  : virtual public ProductVectorSpaceBase<Scalar>
  , virtual protected VectorSpaceDefaultBase<Scalar>
{
public:


  DefaultMultiVectorProductVectorSpace();
  
  void initialize(
    const RCP<const VectorSpaceBase<Scalar> > &space,
    const int numColumns
    );

  RCP<const DefaultProductVectorSpace<Scalar> >
  getDefaultProductVectorSpace() const;

  void uninitialize(
    RCP<const VectorSpaceBase<Scalar> > *space = 0,
    int *numColumns = 0
    );
    
    
    
  int numBlocks() const;
  RCP<const VectorSpaceBase<Scalar> > getBlock(const int k) const; 



  Index dim() const;
  bool isCompatible( const VectorSpaceBase<Scalar>& vecSpc ) const;
  RCP< VectorBase<Scalar> > createMember() const;
  Scalar scalarProd( const VectorBase<Scalar>& x, const VectorBase<Scalar>& y ) const;
  void scalarProdsImpl(
    const MultiVectorBase<Scalar>& X, const MultiVectorBase<Scalar>& Y,
    const ArrayView<Scalar> &scalarProds ) const;
  bool hasInCoreView( const Range1D& rng, const EViewType viewType,
    const EStrideType strideType ) const;
  RCP< const VectorSpaceFactoryBase<Scalar> > smallVecSpcFcty() const;
  RCP< MultiVectorBase<Scalar> > createMembers(int numMembers) const;
  RCP< const VectorSpaceBase<Scalar> > clone() const;


                                                
  std::string description() const;

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


private:
 
  // ///////////////////////////////////
  // Private data members

  RCP<const VectorSpaceBase<Scalar> > space_;
  int numColumns_;
  RCP<const DefaultProductVectorSpace<Scalar> > defaultProdVecSpc_;

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

  void assertInitialized() const;

};


template<class Scalar>
inline
RCP<DefaultMultiVectorProductVectorSpace<Scalar> >
multiVectorProductVectorSpace(
  const RCP<const VectorSpaceBase<Scalar> > &space,
  const int numColumns
  )
{
  RCP<DefaultMultiVectorProductVectorSpace<Scalar> >
    multiVecProdVecSpace
    = Teuchos::rcp(new DefaultMultiVectorProductVectorSpace<Scalar>());
  multiVecProdVecSpace->initialize(space,numColumns);
  return multiVecProdVecSpace;
}


// /////////////////////////////////
// Inline members


template<class Scalar>
inline
RCP<const DefaultProductVectorSpace<Scalar> >
DefaultMultiVectorProductVectorSpace<Scalar>::getDefaultProductVectorSpace() const
{
  return defaultProdVecSpc_;
}


template<class Scalar>
inline
void DefaultMultiVectorProductVectorSpace<Scalar>::assertInitialized() const
{
#ifdef TEUCHOS_DEBUG
  TEST_FOR_EXCEPT( is_null(space_) );
#endif
}

} // namespace Thyra

#endif // THYRA_MULTI_VECTOR_PRODUCT_VECTOR_SPACE_DECL_HPP

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