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Diffstat (limited to 'third_party/eigen3/Eigen/src/Core/Swap.h')
-rw-r--r-- | third_party/eigen3/Eigen/src/Core/Swap.h | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/third_party/eigen3/Eigen/src/Core/Swap.h b/third_party/eigen3/Eigen/src/Core/Swap.h deleted file mode 100644 index d602fba653..0000000000 --- a/third_party/eigen3/Eigen/src/Core/Swap.h +++ /dev/null @@ -1,140 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2006-2008 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_SWAP_H -#define EIGEN_SWAP_H - -namespace Eigen { - -/** \class SwapWrapper - * \ingroup Core_Module - * - * \internal - * - * \brief Internal helper class for swapping two expressions - */ -namespace internal { -template<typename ExpressionType> -struct traits<SwapWrapper<ExpressionType> > : traits<ExpressionType> {}; -} - -template<typename ExpressionType> class SwapWrapper - : public internal::dense_xpr_base<SwapWrapper<ExpressionType> >::type -{ - public: - - typedef typename internal::dense_xpr_base<SwapWrapper>::type Base; - EIGEN_DENSE_PUBLIC_INTERFACE(SwapWrapper) - typedef typename internal::packet_traits<Scalar>::type Packet; - - EIGEN_DEVICE_FUNC - inline SwapWrapper(ExpressionType& xpr) : m_expression(xpr) {} - - EIGEN_DEVICE_FUNC - inline Index rows() const { return m_expression.rows(); } - EIGEN_DEVICE_FUNC - inline Index cols() const { return m_expression.cols(); } - EIGEN_DEVICE_FUNC - inline Index outerStride() const { return m_expression.outerStride(); } - EIGEN_DEVICE_FUNC - inline Index innerStride() const { return m_expression.innerStride(); } - - typedef typename internal::conditional< - internal::is_lvalue<ExpressionType>::value, - Scalar, - const Scalar - >::type ScalarWithConstIfNotLvalue; - - EIGEN_DEVICE_FUNC - inline ScalarWithConstIfNotLvalue* data() { return m_expression.data(); } - EIGEN_DEVICE_FUNC - inline const Scalar* data() const { return m_expression.data(); } - - EIGEN_DEVICE_FUNC - inline Scalar& coeffRef(Index rowId, Index colId) - { - return m_expression.const_cast_derived().coeffRef(rowId, colId); - } - - EIGEN_DEVICE_FUNC - inline Scalar& coeffRef(Index index) - { - return m_expression.const_cast_derived().coeffRef(index); - } - - EIGEN_DEVICE_FUNC - inline Scalar& coeffRef(Index rowId, Index colId) const - { - return m_expression.coeffRef(rowId, colId); - } - - EIGEN_DEVICE_FUNC - inline Scalar& coeffRef(Index index) const - { - return m_expression.coeffRef(index); - } - - template<typename OtherDerived> - EIGEN_DEVICE_FUNC - void copyCoeff(Index rowId, Index colId, const DenseBase<OtherDerived>& other) - { - OtherDerived& _other = other.const_cast_derived(); - eigen_internal_assert(rowId >= 0 && rowId < rows() - && colId >= 0 && colId < cols()); - Scalar tmp = m_expression.coeff(rowId, colId); - m_expression.coeffRef(rowId, colId) = _other.coeff(rowId, colId); - _other.coeffRef(rowId, colId) = tmp; - } - - template<typename OtherDerived> - EIGEN_DEVICE_FUNC - void copyCoeff(Index index, const DenseBase<OtherDerived>& other) - { - OtherDerived& _other = other.const_cast_derived(); - eigen_internal_assert(index >= 0 && index < m_expression.size()); - Scalar tmp = m_expression.coeff(index); - m_expression.coeffRef(index) = _other.coeff(index); - _other.coeffRef(index) = tmp; - } - - template<typename OtherDerived, int StoreMode, int LoadMode> - void copyPacket(Index rowId, Index colId, const DenseBase<OtherDerived>& other) - { - OtherDerived& _other = other.const_cast_derived(); - eigen_internal_assert(rowId >= 0 && rowId < rows() - && colId >= 0 && colId < cols()); - Packet tmp = m_expression.template packet<StoreMode>(rowId, colId); - m_expression.template writePacket<StoreMode>(rowId, colId, - _other.template packet<LoadMode>(rowId, colId) - ); - _other.template writePacket<LoadMode>(rowId, colId, tmp); - } - - template<typename OtherDerived, int StoreMode, int LoadMode> - void copyPacket(Index index, const DenseBase<OtherDerived>& other) - { - OtherDerived& _other = other.const_cast_derived(); - eigen_internal_assert(index >= 0 && index < m_expression.size()); - Packet tmp = m_expression.template packet<StoreMode>(index); - m_expression.template writePacket<StoreMode>(index, - _other.template packet<LoadMode>(index) - ); - _other.template writePacket<LoadMode>(index, tmp); - } - - EIGEN_DEVICE_FUNC - ExpressionType& expression() const { return m_expression; } - - protected: - ExpressionType& m_expression; -}; - -} // end namespace Eigen - -#endif // EIGEN_SWAP_H |