72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
|
// This file is part of Eigen, a lightweight C++ template library
|
||
|
|
// for linear algebra.
|
||
|
|
//
|
||
|
|
// Copyright (C) 2008 Benoit Jacob <jacob.benoit.1@gmail.com>
|
||
|
|
//
|
||
|
|
// This Source Code Form is subject to the terms of the Mozilla
|
||
|
|
// Public License v. 2.0. If a copy of the MPL was not distributed
|
||
|
|
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
||
|
|
|
||
|
|
#ifndef EIGEN_LAZY_H
|
||
|
|
#define EIGEN_LAZY_H
|
||
|
|
|
||
|
|
namespace Eigen {
|
||
|
|
|
||
|
|
/** \deprecated it is only used by lazy() which is deprecated
|
||
|
|
*
|
||
|
|
* \returns an expression of *this with added flags
|
||
|
|
*
|
||
|
|
* Example: \include MatrixBase_marked.cpp
|
||
|
|
* Output: \verbinclude MatrixBase_marked.out
|
||
|
|
*
|
||
|
|
* \sa class Flagged, extract(), part()
|
||
|
|
*/
|
||
|
|
template<typename Derived>
|
||
|
|
template<unsigned int Added>
|
||
|
|
inline const Flagged<Derived, Added, 0>
|
||
|
|
MatrixBase<Derived>::marked() const
|
||
|
|
{
|
||
|
|
return derived();
|
||
|
|
}
|
||
|
|
|
||
|
|
/** \deprecated use MatrixBase::noalias()
|
||
|
|
*
|
||
|
|
* \returns an expression of *this with the EvalBeforeAssigningBit flag removed.
|
||
|
|
*
|
||
|
|
* Example: \include MatrixBase_lazy.cpp
|
||
|
|
* Output: \verbinclude MatrixBase_lazy.out
|
||
|
|
*
|
||
|
|
* \sa class Flagged, marked()
|
||
|
|
*/
|
||
|
|
template<typename Derived>
|
||
|
|
inline const Flagged<Derived, 0, EvalBeforeAssigningBit>
|
||
|
|
MatrixBase<Derived>::lazy() const
|
||
|
|
{
|
||
|
|
return derived();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/** \internal
|
||
|
|
* Overloaded to perform an efficient C += (A*B).lazy() */
|
||
|
|
template<typename Derived>
|
||
|
|
template<typename ProductDerived, typename Lhs, typename Rhs>
|
||
|
|
Derived& MatrixBase<Derived>::operator+=(const Flagged<ProductBase<ProductDerived, Lhs,Rhs>, 0,
|
||
|
|
EvalBeforeAssigningBit>& other)
|
||
|
|
{
|
||
|
|
other._expression().derived().addTo(derived()); return derived();
|
||
|
|
}
|
||
|
|
|
||
|
|
/** \internal
|
||
|
|
* Overloaded to perform an efficient C -= (A*B).lazy() */
|
||
|
|
template<typename Derived>
|
||
|
|
template<typename ProductDerived, typename Lhs, typename Rhs>
|
||
|
|
Derived& MatrixBase<Derived>::operator-=(const Flagged<ProductBase<ProductDerived, Lhs,Rhs>, 0,
|
||
|
|
EvalBeforeAssigningBit>& other)
|
||
|
|
{
|
||
|
|
other._expression().derived().subTo(derived()); return derived();
|
||
|
|
}
|
||
|
|
|
||
|
|
} // end namespace Eigen
|
||
|
|
|
||
|
|
#endif // EIGEN_LAZY_H
|