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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2009 Benoit Jacob <jacob.benoit.1@gmail.com>
//
// 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_MISC_SOLVE_H
#define EIGEN_MISC_SOLVE_H
/** \class ei_solve_retval_base
*
*/
template<typename DecompositionType, typename Rhs>
struct ei_traits<ei_solve_retval_base<DecompositionType, Rhs> >
{
typedef typename DecompositionType::MatrixType MatrixType;
typedef Matrix<typename Rhs::Scalar,
MatrixType::ColsAtCompileTime,
Rhs::ColsAtCompileTime,
Rhs::PlainObject::Options,
MatrixType::MaxColsAtCompileTime,
Rhs::MaxColsAtCompileTime> ReturnType;
};
template<typename _DecompositionType, typename Rhs> struct ei_solve_retval_base
: public ReturnByValue<ei_solve_retval_base<_DecompositionType, Rhs> >
{
typedef typename ei_cleantype<typename Rhs::Nested>::type RhsNestedCleaned;
typedef _DecompositionType DecompositionType;
typedef ReturnByValue<ei_solve_retval_base> Base;
typedef typename Base::Index Index;
ei_solve_retval_base(const DecompositionType& dec, const Rhs& rhs)
: m_dec(dec), m_rhs(rhs)
{}
inline Index rows() const { return m_dec.cols(); }
inline Index cols() const { return m_rhs.cols(); }
inline const DecompositionType& dec() const { return m_dec; }
inline const RhsNestedCleaned& rhs() const { return m_rhs; }
template<typename Dest> inline void evalTo(Dest& dst) const
{
static_cast<const ei_solve_retval<DecompositionType,Rhs>*>(this)->evalTo(dst);
}
protected:
const DecompositionType& m_dec;
const typename Rhs::Nested m_rhs;
};
#define EIGEN_MAKE_SOLVE_HELPERS(DecompositionType,Rhs) \
typedef typename DecompositionType::MatrixType MatrixType; \
typedef typename MatrixType::Scalar Scalar; \
typedef typename MatrixType::RealScalar RealScalar; \
typedef typename MatrixType::Index Index; \
typedef ei_solve_retval_base<DecompositionType,Rhs> Base; \
using Base::dec; \
using Base::rhs; \
using Base::rows; \
using Base::cols; \
ei_solve_retval(const DecompositionType& dec, const Rhs& rhs) \
: Base(dec, rhs) {}
#endif // EIGEN_MISC_SOLVE_H
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