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author | 2020-12-03 22:31:44 +0000 | |
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committer | 2020-12-03 22:31:44 +0000 | |
commit | 4d91519a9be061da5d300079fca17dd0b9328050 (patch) | |
tree | 5546a7f478049ce24d8f69f20ad018d6a63ec807 /Eigen/src/plugins/ArrayCwiseUnaryOps.h | |
parent | 25d8ae7465e6430bc2dc7f65800332932d3bb774 (diff) |
Add log2() operator to Eigen
Diffstat (limited to 'Eigen/src/plugins/ArrayCwiseUnaryOps.h')
-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 |