mirror of
https://gitlab.com/libeigen/eigen.git
synced 2026-04-10 11:34:33 +08:00
74 lines
2.6 KiB
C
74 lines
2.6 KiB
C
// This file is part of Eigen, a lightweight C++ template library
|
|
// for linear algebra.
|
|
//
|
|
// Copyright (C) 2008-2009 Gael Guennebaud <gael.guennebaud@inria.fr>
|
|
// 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/.
|
|
|
|
// This file is included into the body of the base classes supporting matrix specific coefficient-wise functions.
|
|
// This include MatrixBase and SparseMatrixBase.
|
|
|
|
typedef CwiseUnaryOp<internal::scalar_abs_op<Scalar>, const Derived> CwiseAbsReturnType;
|
|
typedef CwiseUnaryOp<internal::scalar_abs2_op<Scalar>, const Derived> CwiseAbs2ReturnType;
|
|
typedef CwiseUnaryOp<internal::scalar_sqrt_op<Scalar>, const Derived> CwiseSqrtReturnType;
|
|
typedef CwiseUnaryOp<internal::scalar_sign_op<Scalar>, const Derived> CwiseSignReturnType;
|
|
typedef CwiseUnaryOp<internal::scalar_inverse_op<Scalar>, const Derived> CwiseInverseReturnType;
|
|
|
|
/** \returns an expression of the coefficient-wise absolute value of \c *this
|
|
*
|
|
* Example: \include MatrixBase_cwiseAbs.cpp
|
|
* Output: \verbinclude MatrixBase_cwiseAbs.out
|
|
*
|
|
* \sa cwiseAbs2()
|
|
*/
|
|
EIGEN_DEVICE_FUNC
|
|
EIGEN_STRONG_INLINE const CwiseAbsReturnType
|
|
cwiseAbs() const { return CwiseAbsReturnType(derived()); }
|
|
|
|
/** \returns an expression of the coefficient-wise squared absolute value of \c *this
|
|
*
|
|
* Example: \include MatrixBase_cwiseAbs2.cpp
|
|
* Output: \verbinclude MatrixBase_cwiseAbs2.out
|
|
*
|
|
* \sa cwiseAbs()
|
|
*/
|
|
EIGEN_DEVICE_FUNC
|
|
EIGEN_STRONG_INLINE const CwiseAbs2ReturnType
|
|
cwiseAbs2() const { return CwiseAbs2ReturnType(derived()); }
|
|
|
|
/** \returns an expression of the coefficient-wise square root of *this.
|
|
*
|
|
* Example: \include MatrixBase_cwiseSqrt.cpp
|
|
* Output: \verbinclude MatrixBase_cwiseSqrt.out
|
|
*
|
|
* \sa cwisePow(), cwiseSquare()
|
|
*/
|
|
EIGEN_DEVICE_FUNC
|
|
inline const CwiseSqrtReturnType
|
|
cwiseSqrt() const { return CwiseSqrtReturnType(derived()); }
|
|
|
|
/** \returns an expression of the coefficient-wise signum of *this.
|
|
*
|
|
* Example: \include MatrixBase_cwiseSign.cpp
|
|
* Output: \verbinclude MatrixBase_cwiseSign.out
|
|
*
|
|
*/
|
|
EIGEN_DEVICE_FUNC
|
|
inline const CwiseSignReturnType
|
|
cwiseSign() const { return CwiseSignReturnType(derived()); }
|
|
|
|
|
|
/** \returns an expression of the coefficient-wise inverse of *this.
|
|
*
|
|
* Example: \include MatrixBase_cwiseInverse.cpp
|
|
* Output: \verbinclude MatrixBase_cwiseInverse.out
|
|
*
|
|
* \sa cwiseProduct()
|
|
*/
|
|
EIGEN_DEVICE_FUNC
|
|
inline const CwiseInverseReturnType
|
|
cwiseInverse() const { return CwiseInverseReturnType(derived()); }
|