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Thyra_DefaultColumnwiseMultiVector_decl.hpp
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00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 //    Thyra: Interfaces and Support for Abstract Numerical Algorithms
00005 //                 Copyright (2004) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #ifndef THYRA_DEFAULT_COLUMNWISE_MULTI_VECTOR_DECL_HPP
00030 #define THYRA_DEFAULT_COLUMNWISE_MULTI_VECTOR_DECL_HPP
00031 
00032 #include "Thyra_MultiVectorDefaultBase_decl.hpp"
00033 #include "Thyra_VectorSpaceBase_decl.hpp"
00034 #include "Thyra_VectorBase.hpp"
00035 
00036 
00037 namespace Thyra {
00038 
00039 
00052 template<class Scalar>
00053 class DefaultColumnwiseMultiVector : virtual public MultiVectorDefaultBase<Scalar>
00054 {
00055 public:
00056 
00059 
00067   DefaultColumnwiseMultiVector();
00068 
00070   DefaultColumnwiseMultiVector(
00071     const RCP<VectorBase<Scalar> > &col_vec
00072     );
00073 
00075   DefaultColumnwiseMultiVector(
00076     const RCP<const VectorSpaceBase<Scalar> > &range,
00077     const RCP<const VectorSpaceBase<Scalar> > &domain,
00078     const ArrayView<const RCP<VectorBase<Scalar> > > &col_vecs = Teuchos::null
00079     );
00080   
00097   void initialize(
00098     const RCP<VectorBase<Scalar> > &col_vec
00099     );
00100 
00137   void initialize(
00138     const RCP<const VectorSpaceBase<Scalar> > &range,
00139     const RCP<const VectorSpaceBase<Scalar> > &domain,
00140     const ArrayView<const RCP<VectorBase<Scalar> > > &col_vecs = Teuchos::null
00141     );
00142 
00144   void uninitialize();
00145 
00147 
00151   RCP<const VectorSpaceBase<Scalar> > range() const;
00153   RCP<const VectorSpaceBase<Scalar> > domain() const;
00155 
00159   RCP<VectorBase<Scalar> > nonconstColImpl(Ordinal j);
00161   RCP<MultiVectorBase<Scalar> >
00162   nonconstContigSubViewImpl( const Range1D& col_rng );
00164 
00165 protected:
00166 
00169 
00174   bool opSupportedImpl(EOpTransp M_trans) const;
00175 
00192   void applyImpl(
00193     const EOpTransp M_trans,
00194     const MultiVectorBase<Scalar> &X,
00195     const Ptr<MultiVectorBase<Scalar> > &Y,
00196     const Scalar alpha,
00197     const Scalar beta
00198     ) const;
00199 
00201 
00202 private:
00203   
00204   RCP<const VectorSpaceBase<Scalar> > range_;
00205   RCP<const VectorSpaceBase<Scalar> > domain_;
00206   Array<RCP<VectorBase<Scalar> > > col_vecs_;
00207   
00208 };
00209 
00210 
00211 } // end namespace Thyra
00212 
00213 
00214 #endif // THYRA_DEFAULT_COLUMNWISE_MULTI_VECTOR_DECL_HPP
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