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Fixes #2735: Component-wise cbrt

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This commit is contained in:
Kyle Macfarlan
2023-10-25 03:06:13 +00:00
committed by Charles Schlosser
parent 48b254a4bc
commit 5de0f2f89e
14 changed files with 87 additions and 2 deletions
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19
Eigen/src/plugins/ArrayCwiseUnaryOps.inc
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@@ -5,6 +5,7 @@ typedef CwiseUnaryOp<internal::scalar_arg_op<Scalar>, const Derived> ArgReturnTy
typedef CwiseUnaryOp<internal::scalar_carg_op<Scalar>, const Derived> CArgReturnType;
typedef CwiseUnaryOp<internal::scalar_abs2_op<Scalar>, const Derived> Abs2ReturnType;
typedef CwiseUnaryOp<internal::scalar_sqrt_op<Scalar>, const Derived> SqrtReturnType;
typedef CwiseUnaryOp<internal::scalar_cbrt_op<Scalar>, const Derived> CbrtReturnType;
typedef CwiseUnaryOp<internal::scalar_rsqrt_op<Scalar>, const Derived> RsqrtReturnType;
typedef CwiseUnaryOp<internal::scalar_sign_op<Scalar>, const Derived> SignReturnType;
typedef CwiseUnaryOp<internal::scalar_inverse_op<Scalar>, const Derived> InverseReturnType;
@@ -184,7 +185,7 @@ log2() const
* Example: \include Cwise_sqrt.cpp
* Output: \verbinclude Cwise_sqrt.out
*
* \sa <a href="group__CoeffwiseMathFunctions.html#cwisetable_sqrt">Math functions</a>, pow(), square()
* \sa <a href="group__CoeffwiseMathFunctions.html#cwisetable_sqrt">Math functions</a>, pow(), square(), cbrt()
*/
EIGEN_DEVICE_FUNC
inline const SqrtReturnType
@@ -193,6 +194,22 @@ sqrt() const
return SqrtReturnType(derived());
}
/** \returns an expression of the coefficient-wise cube root of *this.
*
* This function computes the coefficient-wise cube root.
*
* Example: \include Cwise_cbrt.cpp
* Output: \verbinclude Cwise_cbrt.out
*
* \sa <a href="group__CoeffwiseMathFunctions.html#cwisetable_cbrt">Math functions</a>, sqrt(), pow(), square()
*/
EIGEN_DEVICE_FUNC
inline const CbrtReturnType
cbrt() const
{
return CbrtReturnType(derived());
}
/** \returns an expression of the coefficient-wise inverse square root of *this.
*
* This function computes the coefficient-wise inverse square root.

16
Eigen/src/plugins/MatrixCwiseUnaryOps.inc
View File

@@ -17,6 +17,7 @@ typedef CwiseUnaryOp<internal::scalar_abs2_op<Scalar>, const Derived> CwiseAbs2R
typedef CwiseUnaryOp<internal::scalar_arg_op<Scalar>, const Derived> CwiseArgReturnType;
typedef CwiseUnaryOp<internal::scalar_carg_op<Scalar>, const Derived> CwiseCArgReturnType;
typedef CwiseUnaryOp<internal::scalar_sqrt_op<Scalar>, const Derived> CwiseSqrtReturnType;
typedef CwiseUnaryOp<internal::scalar_cbrt_op<Scalar>, const Derived> CwiseCbrtReturnType;
typedef CwiseUnaryOp<internal::scalar_sign_op<Scalar>, const Derived> CwiseSignReturnType;
typedef CwiseUnaryOp<internal::scalar_inverse_op<Scalar>, const Derived> CwiseInverseReturnType;
@@ -53,12 +54,25 @@ cwiseAbs2() const { return CwiseAbs2ReturnType(derived()); }
///
EIGEN_DOC_UNARY_ADDONS(cwiseSqrt,square-root)
///
/// \sa cwisePow(), cwiseSquare()
/// \sa cwisePow(), cwiseSquare(), cwiseCbrt()
///
EIGEN_DEVICE_FUNC
inline const CwiseSqrtReturnType
cwiseSqrt() const { return CwiseSqrtReturnType(derived()); }
/// \returns an expression of the coefficient-wise cube root of *this.
///
/// Example: \include MatrixBase_cwiseCbrt.cpp
/// Output: \verbinclude MatrixBase_cwiseCbrt.out
///
EIGEN_DOC_UNARY_ADDONS(cwiseCbrt,cube-root)
///
/// \sa cwiseSqrt(), cwiseSquare(), cwisePow()
///
EIGEN_DEVICE_FUNC
inline const CwiseCbrtReturnType
cwiseCbrt() const { return CwiseSCbrtReturnType(derived()); }
/// \returns an expression of the coefficient-wise signum of *this.
///
/// Example: \include MatrixBase_cwiseSign.cpp