Added MatrixInfo.

/***************************************************************************

                          Matrix.h  -  description

                             -------------------

    begin                : Dec 18, 2013

    copyright            : (C) 2013 by Tomas Oberhuber

    email                : tomas.oberhuber@fjfi.cvut.cz

 ***************************************************************************/

/* See Copyright Notice in tnl/Copyright */

#pragma once

#include <TNL/String.h>

#include <TNL/Matrices/Dense.h>

#include <TNL/Matrices/DenseView.h>

#include <TNL/Matrices/SparseMatrix.h>

#include <TNL/Matrices/SparseMatrixView.h>

namespace TNL {

/**

 * \brief Namespace for matrix formats.

 */

namespace Matrices {

template< typename Matrix >

struct MatrixInfo

{};

template< typename Real,

          typename Device,

          typename Index,

          bool RowMajorOrder >

struct MatrixInfo< DenseView< Real, Device, RowMajorOrder > >

{

   static String getDensity() { return String( "dense" ); };

};

template< typename Real,

          typename Device,

          typename Index,

          bool RowMajorOrder,

          typename RealAllocator >

struct MatrixInfo< Dense< Real, Device, RowMajorOrder, RealAllocator > >

: public MatrixInfo< typename Dense< Real, Device, RowMajorOrder, RealAllocator >::ViewType >

{

};

template< typename Real,

          typename Device,

          typename Index,

          typename MatrixType,

          template< typename Device_, typename Index_ > class SegmentsView >

struct MatrixInfo< SparseMatrixView< Real, Device, Index, MatrixType, SegmentsView > >

{

   static String getDensity() { return String( "sparse" ); };

   static String getFormat() {

      if( std::is_same< SegementsView ........ >)

   };

};

template< typename Real,

          typename Device,

          typename Index,

          typename MatrixType,

          template< typename Device_, typename Index_, typename IndexAllocator_ > class Segments,

          typename RealAllocator,

          typename IndexAllocator >

struct MatrixInfo< SparseMatrix< Real, Device, Index, MatrixType, Segments, RealAllocator, IndexAllocator > >

:public MatrixInfo< typename SparseMatrix< Real, Device, Index, MatrixType, Segments, RealAllocator, IndexAllocator >::ViewType >

{

}

} //namespace Matrices

} //namespace TNL

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