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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2008-2009 Gael Guennebaud <gael.guennebaud@inria.fr>
//
// Eigen is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 3 of the License, or (at your option) any later version.
//
// Alternatively, you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License and a copy of the GNU General Public License along with
// Eigen. If not, see <http://www.gnu.org/licenses/>.
#ifndef EIGEN_SPARSETRANSPOSE_H
#define EIGEN_SPARSETRANSPOSE_H
template<typename MatrixType> class TransposeImpl<MatrixType,Sparse>
: public SparseMatrixBase<Transpose<MatrixType> >
{
typedef typename ei_cleantype<typename MatrixType::Nested>::type _MatrixTypeNested;
public:
EIGEN_SPARSE_PUBLIC_INTERFACE(Transpose<MatrixType>)
class InnerIterator;
class ReverseInnerIterator;
inline Index nonZeros() const { return derived().nestedExpression().nonZeros(); }
};
template<typename MatrixType> class TransposeImpl<MatrixType,Sparse>::InnerIterator
: public _MatrixTypeNested::InnerIterator
{
typedef typename _MatrixTypeNested::InnerIterator Base;
public:
EIGEN_STRONG_INLINE InnerIterator(const TransposeImpl& trans, Index outer)
: Base(trans.derived().nestedExpression(), outer)
{}
inline Index row() const { return Base::col(); }
inline Index col() const { return Base::row(); }
};
template<typename MatrixType> class TransposeImpl<MatrixType,Sparse>::ReverseInnerIterator
: public _MatrixTypeNested::ReverseInnerIterator
{
typedef typename _MatrixTypeNested::ReverseInnerIterator Base;
public:
EIGEN_STRONG_INLINE ReverseInnerIterator(const TransposeImpl& xpr, Index outer)
: Base(xpr.derived().nestedExpression(), outer)
{}
inline Index row() const { return Base::col(); }
inline Index col() const { return Base::row(); }
};
#endif // EIGEN_SPARSETRANSPOSE_H
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