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Add log2() to Eigen.

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This commit is contained in:
Rasmus Munk Larsen
2020-12-04 21:45:09 +00:00
parent 2dbac2f99f
commit f9fac1d5b0
13 changed files with 160 additions and 12 deletions
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13
Eigen/src/plugins/ArrayCwiseUnaryOps.h
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@@ -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