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Diffstat (limited to 'extern/Eigen2/Eigen/src/Core/CwiseUnaryOp.h')
| -rw-r--r-- | extern/Eigen2/Eigen/src/Core/CwiseUnaryOp.h | 229 |
1 files changed, 0 insertions, 229 deletions
diff --git a/extern/Eigen2/Eigen/src/Core/CwiseUnaryOp.h b/extern/Eigen2/Eigen/src/Core/CwiseUnaryOp.h deleted file mode 100644 index 076d568e023..00000000000 --- a/extern/Eigen2/Eigen/src/Core/CwiseUnaryOp.h +++ /dev/null @@ -1,229 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. Eigen itself is part of the KDE project. -// -// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr> -// Copyright (C) 2006-2008 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_CWISE_UNARY_OP_H -#define EIGEN_CWISE_UNARY_OP_H - -/** \class CwiseUnaryOp - * - * \brief Generic expression of a coefficient-wise unary operator of a matrix or a vector - * - * \param UnaryOp template functor implementing the operator - * \param MatrixType the type of the matrix we are applying the unary operator - * - * This class represents an expression of a generic unary operator of a matrix or a vector. - * It is the return type of the unary operator-, of a matrix or a vector, and most - * of the time this is the only way it is used. - * - * \sa MatrixBase::unaryExpr(const CustomUnaryOp &) const, class CwiseBinaryOp, class CwiseNullaryOp - */ -template<typename UnaryOp, typename MatrixType> -struct ei_traits<CwiseUnaryOp<UnaryOp, MatrixType> > - : ei_traits<MatrixType> -{ - typedef typename ei_result_of< - UnaryOp(typename MatrixType::Scalar) - >::type Scalar; - typedef typename MatrixType::Nested MatrixTypeNested; - typedef typename ei_unref<MatrixTypeNested>::type _MatrixTypeNested; - enum { - Flags = (_MatrixTypeNested::Flags & ( - HereditaryBits | LinearAccessBit | AlignedBit - | (ei_functor_traits<UnaryOp>::PacketAccess ? PacketAccessBit : 0))), - CoeffReadCost = _MatrixTypeNested::CoeffReadCost + ei_functor_traits<UnaryOp>::Cost - }; -}; - -template<typename UnaryOp, typename MatrixType> -class CwiseUnaryOp : ei_no_assignment_operator, - public MatrixBase<CwiseUnaryOp<UnaryOp, MatrixType> > -{ - public: - - EIGEN_GENERIC_PUBLIC_INTERFACE(CwiseUnaryOp) - - inline CwiseUnaryOp(const MatrixType& mat, const UnaryOp& func = UnaryOp()) - : m_matrix(mat), m_functor(func) {} - - EIGEN_STRONG_INLINE int rows() const { return m_matrix.rows(); } - EIGEN_STRONG_INLINE int cols() const { return m_matrix.cols(); } - - EIGEN_STRONG_INLINE const Scalar coeff(int row, int col) const - { - return m_functor(m_matrix.coeff(row, col)); - } - - template<int LoadMode> - EIGEN_STRONG_INLINE PacketScalar packet(int row, int col) const - { - return m_functor.packetOp(m_matrix.template packet<LoadMode>(row, col)); - } - - EIGEN_STRONG_INLINE const Scalar coeff(int index) const - { - return m_functor(m_matrix.coeff(index)); - } - - template<int LoadMode> - EIGEN_STRONG_INLINE PacketScalar packet(int index) const - { - return m_functor.packetOp(m_matrix.template packet<LoadMode>(index)); - } - - protected: - const typename MatrixType::Nested m_matrix; - const UnaryOp m_functor; -}; - -/** \returns an expression of a custom coefficient-wise unary operator \a func of *this - * - * The template parameter \a CustomUnaryOp is the type of the functor - * of the custom unary operator. - * - * \addexample CustomCwiseUnaryFunctors \label How to use custom coeff wise unary functors - * - * Example: - * \include class_CwiseUnaryOp.cpp - * Output: \verbinclude class_CwiseUnaryOp.out - * - * \sa class CwiseUnaryOp, class CwiseBinarOp, MatrixBase::operator-, Cwise::abs - */ -template<typename Derived> -template<typename CustomUnaryOp> -EIGEN_STRONG_INLINE const CwiseUnaryOp<CustomUnaryOp, Derived> -MatrixBase<Derived>::unaryExpr(const CustomUnaryOp& func) const -{ - return CwiseUnaryOp<CustomUnaryOp, Derived>(derived(), func); -} - -/** \returns an expression of the opposite of \c *this - */ -template<typename Derived> -EIGEN_STRONG_INLINE const CwiseUnaryOp<ei_scalar_opposite_op<typename ei_traits<Derived>::Scalar>,Derived> -MatrixBase<Derived>::operator-() const -{ - return derived(); -} - -/** \returns an expression of the coefficient-wise absolute value of \c *this - * - * Example: \include Cwise_abs.cpp - * Output: \verbinclude Cwise_abs.out - * - * \sa abs2() - */ -template<typename ExpressionType> -EIGEN_STRONG_INLINE const EIGEN_CWISE_UNOP_RETURN_TYPE(ei_scalar_abs_op) -Cwise<ExpressionType>::abs() const -{ - return _expression(); -} - -/** \returns an expression of the coefficient-wise squared absolute value of \c *this - * - * Example: \include Cwise_abs2.cpp - * Output: \verbinclude Cwise_abs2.out - * - * \sa abs(), square() - */ -template<typename ExpressionType> -EIGEN_STRONG_INLINE const EIGEN_CWISE_UNOP_RETURN_TYPE(ei_scalar_abs2_op) -Cwise<ExpressionType>::abs2() const -{ - return _expression(); -} - -/** \returns an expression of the complex conjugate of \c *this. - * - * \sa adjoint() */ -template<typename Derived> -EIGEN_STRONG_INLINE typename MatrixBase<Derived>::ConjugateReturnType -MatrixBase<Derived>::conjugate() const -{ - return ConjugateReturnType(derived()); -} - -/** \returns an expression of the real part of \c *this. - * - * \sa imag() */ -template<typename Derived> -EIGEN_STRONG_INLINE const typename MatrixBase<Derived>::RealReturnType -MatrixBase<Derived>::real() const { return derived(); } - -/** \returns an expression of the imaginary part of \c *this. - * - * \sa real() */ -template<typename Derived> -EIGEN_STRONG_INLINE const typename MatrixBase<Derived>::ImagReturnType -MatrixBase<Derived>::imag() const { return derived(); } - -/** \returns an expression of *this with the \a Scalar type casted to - * \a NewScalar. - * - * The template parameter \a NewScalar is the type we are casting the scalars to. - * - * \sa class CwiseUnaryOp - */ -template<typename Derived> -template<typename NewType> -EIGEN_STRONG_INLINE const CwiseUnaryOp<ei_scalar_cast_op<typename ei_traits<Derived>::Scalar, NewType>, Derived> -MatrixBase<Derived>::cast() const -{ - return derived(); -} - -/** \relates MatrixBase */ -template<typename Derived> -EIGEN_STRONG_INLINE const typename MatrixBase<Derived>::ScalarMultipleReturnType -MatrixBase<Derived>::operator*(const Scalar& scalar) const -{ - return CwiseUnaryOp<ei_scalar_multiple_op<Scalar>, Derived> - (derived(), ei_scalar_multiple_op<Scalar>(scalar)); -} - -/** \relates MatrixBase */ -template<typename Derived> -EIGEN_STRONG_INLINE const CwiseUnaryOp<ei_scalar_quotient1_op<typename ei_traits<Derived>::Scalar>, Derived> -MatrixBase<Derived>::operator/(const Scalar& scalar) const -{ - return CwiseUnaryOp<ei_scalar_quotient1_op<Scalar>, Derived> - (derived(), ei_scalar_quotient1_op<Scalar>(scalar)); -} - -template<typename Derived> -EIGEN_STRONG_INLINE Derived& -MatrixBase<Derived>::operator*=(const Scalar& other) -{ - return *this = *this * other; -} - -template<typename Derived> -EIGEN_STRONG_INLINE Derived& -MatrixBase<Derived>::operator/=(const Scalar& other) -{ - return *this = *this / other; -} - -#endif // EIGEN_CWISE_UNARY_OP_H |