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Diffstat (limited to 'src/Eigen/src/Core/ArrayWrapper.h')
| -rw-r--r-- | src/Eigen/src/Core/ArrayWrapper.h | 254 |
1 files changed, 0 insertions, 254 deletions
diff --git a/src/Eigen/src/Core/ArrayWrapper.h b/src/Eigen/src/Core/ArrayWrapper.h deleted file mode 100644 index a791bc3..0000000 --- a/src/Eigen/src/Core/ArrayWrapper.h +++ /dev/null @@ -1,254 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2009-2010 Gael Guennebaud <gael.guennebaud@inria.fr> -// -// 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_ARRAYWRAPPER_H -#define EIGEN_ARRAYWRAPPER_H - -namespace Eigen { - -/** \class ArrayWrapper - * \ingroup Core_Module - * - * \brief Expression of a mathematical vector or matrix as an array object - * - * This class is the return type of MatrixBase::array(), and most of the time - * this is the only way it is use. - * - * \sa MatrixBase::array(), class MatrixWrapper - */ - -namespace internal { -template<typename ExpressionType> -struct traits<ArrayWrapper<ExpressionType> > - : public traits<typename remove_all<typename ExpressionType::Nested>::type > -{ - typedef ArrayXpr XprKind; -}; -} - -template<typename ExpressionType> -class ArrayWrapper : public ArrayBase<ArrayWrapper<ExpressionType> > -{ - public: - typedef ArrayBase<ArrayWrapper> Base; - EIGEN_DENSE_PUBLIC_INTERFACE(ArrayWrapper) - EIGEN_INHERIT_ASSIGNMENT_OPERATORS(ArrayWrapper) - - typedef typename internal::conditional< - internal::is_lvalue<ExpressionType>::value, - Scalar, - const Scalar - >::type ScalarWithConstIfNotLvalue; - - typedef typename internal::nested<ExpressionType>::type NestedExpressionType; - - inline ArrayWrapper(ExpressionType& matrix) : m_expression(matrix) {} - - inline Index rows() const { return m_expression.rows(); } - inline Index cols() const { return m_expression.cols(); } - inline Index outerStride() const { return m_expression.outerStride(); } - inline Index innerStride() const { return m_expression.innerStride(); } - - inline ScalarWithConstIfNotLvalue* data() { return m_expression.const_cast_derived().data(); } - inline const Scalar* data() const { return m_expression.data(); } - - inline CoeffReturnType coeff(Index rowId, Index colId) const - { - return m_expression.coeff(rowId, colId); - } - - inline Scalar& coeffRef(Index rowId, Index colId) - { - return m_expression.const_cast_derived().coeffRef(rowId, colId); - } - - inline const Scalar& coeffRef(Index rowId, Index colId) const - { - return m_expression.const_cast_derived().coeffRef(rowId, colId); - } - - inline CoeffReturnType coeff(Index index) const - { - return m_expression.coeff(index); - } - - inline Scalar& coeffRef(Index index) - { - return m_expression.const_cast_derived().coeffRef(index); - } - - inline const Scalar& coeffRef(Index index) const - { - return m_expression.const_cast_derived().coeffRef(index); - } - - template<int LoadMode> - inline const PacketScalar packet(Index rowId, Index colId) const - { - return m_expression.template packet<LoadMode>(rowId, colId); - } - - template<int LoadMode> - inline void writePacket(Index rowId, Index colId, const PacketScalar& val) - { - m_expression.const_cast_derived().template writePacket<LoadMode>(rowId, colId, val); - } - - template<int LoadMode> - inline const PacketScalar packet(Index index) const - { - return m_expression.template packet<LoadMode>(index); - } - - template<int LoadMode> - inline void writePacket(Index index, const PacketScalar& val) - { - m_expression.const_cast_derived().template writePacket<LoadMode>(index, val); - } - - template<typename Dest> - inline void evalTo(Dest& dst) const { dst = m_expression; } - - const typename internal::remove_all<NestedExpressionType>::type& - nestedExpression() const - { - return m_expression; - } - - /** Forwards the resizing request to the nested expression - * \sa DenseBase::resize(Index) */ - void resize(Index newSize) { m_expression.const_cast_derived().resize(newSize); } - /** Forwards the resizing request to the nested expression - * \sa DenseBase::resize(Index,Index)*/ - void resize(Index nbRows, Index nbCols) { m_expression.const_cast_derived().resize(nbRows,nbCols); } - - protected: - NestedExpressionType m_expression; -}; - -/** \class MatrixWrapper - * \ingroup Core_Module - * - * \brief Expression of an array as a mathematical vector or matrix - * - * This class is the return type of ArrayBase::matrix(), and most of the time - * this is the only way it is use. - * - * \sa MatrixBase::matrix(), class ArrayWrapper - */ - -namespace internal { -template<typename ExpressionType> -struct traits<MatrixWrapper<ExpressionType> > - : public traits<typename remove_all<typename ExpressionType::Nested>::type > -{ - typedef MatrixXpr XprKind; -}; -} - -template<typename ExpressionType> -class MatrixWrapper : public MatrixBase<MatrixWrapper<ExpressionType> > -{ - public: - typedef MatrixBase<MatrixWrapper<ExpressionType> > Base; - EIGEN_DENSE_PUBLIC_INTERFACE(MatrixWrapper) - EIGEN_INHERIT_ASSIGNMENT_OPERATORS(MatrixWrapper) - - typedef typename internal::conditional< - internal::is_lvalue<ExpressionType>::value, - Scalar, - const Scalar - >::type ScalarWithConstIfNotLvalue; - - typedef typename internal::nested<ExpressionType>::type NestedExpressionType; - - inline MatrixWrapper(ExpressionType& a_matrix) : m_expression(a_matrix) {} - - inline Index rows() const { return m_expression.rows(); } - inline Index cols() const { return m_expression.cols(); } - inline Index outerStride() const { return m_expression.outerStride(); } - inline Index innerStride() const { return m_expression.innerStride(); } - - inline ScalarWithConstIfNotLvalue* data() { return m_expression.const_cast_derived().data(); } - inline const Scalar* data() const { return m_expression.data(); } - - inline CoeffReturnType coeff(Index rowId, Index colId) const - { - return m_expression.coeff(rowId, colId); - } - - inline Scalar& coeffRef(Index rowId, Index colId) - { - return m_expression.const_cast_derived().coeffRef(rowId, colId); - } - - inline const Scalar& coeffRef(Index rowId, Index colId) const - { - return m_expression.derived().coeffRef(rowId, colId); - } - - inline CoeffReturnType coeff(Index index) const - { - return m_expression.coeff(index); - } - - inline Scalar& coeffRef(Index index) - { - return m_expression.const_cast_derived().coeffRef(index); - } - - inline const Scalar& coeffRef(Index index) const - { - return m_expression.const_cast_derived().coeffRef(index); - } - - template<int LoadMode> - inline const PacketScalar packet(Index rowId, Index colId) const - { - return m_expression.template packet<LoadMode>(rowId, colId); - } - - template<int LoadMode> - inline void writePacket(Index rowId, Index colId, const PacketScalar& val) - { - m_expression.const_cast_derived().template writePacket<LoadMode>(rowId, colId, val); - } - - template<int LoadMode> - inline const PacketScalar packet(Index index) const - { - return m_expression.template packet<LoadMode>(index); - } - - template<int LoadMode> - inline void writePacket(Index index, const PacketScalar& val) - { - m_expression.const_cast_derived().template writePacket<LoadMode>(index, val); - } - - const typename internal::remove_all<NestedExpressionType>::type& - nestedExpression() const - { - return m_expression; - } - - /** Forwards the resizing request to the nested expression - * \sa DenseBase::resize(Index) */ - void resize(Index newSize) { m_expression.const_cast_derived().resize(newSize); } - /** Forwards the resizing request to the nested expression - * \sa DenseBase::resize(Index,Index)*/ - void resize(Index nbRows, Index nbCols) { m_expression.const_cast_derived().resize(nbRows,nbCols); } - - protected: - NestedExpressionType m_expression; -}; - -} // end namespace Eigen - -#endif // EIGEN_ARRAYWRAPPER_H |