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| author |  Rasmus Munk Larsen <rmlarsen@google.com> | 2020-12-04 21:45:09 +0000 |
|---|---|---|
| committer | Rasmus Munk Larsen <rmlarsen@google.com> | 2020-12-04 21:45:09 +0000 |
| commit | f9fac1d5b044afb8104ecb5c1e5183c309bafca4 (patch) | |
| tree | 1323be5978ccf5541530445b7789dcee48143db6 /Eigen/src/plugins | |
| parent | 2dbac2f99f073051b213f41d9dac26e01d94594e (diff) | |
Add log2() to Eigen.
Diffstat (limited to 'Eigen/src/plugins')
| -rw-r--r-- | Eigen/src/plugins/ArrayCwiseUnaryOps.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/Eigen/src/plugins/ArrayCwiseUnaryOps.h b/Eigen/src/plugins/ArrayCwiseUnaryOps.h index 59a4ee6a0..b7ea22a9d 100644 --- a/Eigen/src/plugins/ArrayCwiseUnaryOps.h +++ b/Eigen/src/plugins/ArrayCwiseUnaryOps.h @@ -14,6 +14,7 @@ typedef CwiseUnaryOp<internal::scalar_expm1_op<Scalar>, const Derived> Expm1Retu typedef CwiseUnaryOp<internal::scalar_log_op<Scalar>, const Derived> LogReturnType; typedef CwiseUnaryOp<internal::scalar_log1p_op<Scalar>, const Derived> Log1pReturnType; typedef CwiseUnaryOp<internal::scalar_log10_op<Scalar>, const Derived> Log10ReturnType; +typedef CwiseUnaryOp<internal::scalar_log2_op<Scalar>, const Derived> Log2ReturnType; typedef CwiseUnaryOp<internal::scalar_cos_op<Scalar>, const Derived> CosReturnType; typedef CwiseUnaryOp<internal::scalar_sin_op<Scalar>, const Derived> SinReturnType; typedef CwiseUnaryOp<internal::scalar_tan_op<Scalar>, const Derived> TanReturnType; @@ -159,6 +160,18 @@ log10() const return Log10ReturnType(derived()); } +/** \returns an expression of the coefficient-wise base-2 logarithm of *this. + * + * This function computes the coefficient-wise base-2 logarithm. + * + */ +EIGEN_DEVICE_FUNC +inline const Log2ReturnType +log2() const +{ + return Log2ReturnType(derived()); +} + /** \returns an expression of the coefficient-wise square root of *this. * * This function computes the coefficient-wise square root. The function MatrixBase::sqrt() in the |