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Add log10 array support

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Deanna Hood
2015-03-11 08:56:42 +10:00
parent 19a71056ae
commit a5e49976f5
6 changed files with 44 additions and 0 deletions
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15
Eigen/src/Core/functors/UnaryFunctors.h
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@@ -254,6 +254,21 @@ template<typename Scalar>
struct functor_traits<scalar_log_op<Scalar> >
{ enum { Cost = 5 * NumTraits<Scalar>::MulCost, PacketAccess = packet_traits<Scalar>::HasLog }; };
/** \internal
*
* \brief Template functor to compute the base-10 logarithm of a scalar
*
* \sa class CwiseUnaryOp, Cwise::log10()
*/
template<typename Scalar> struct scalar_log10_op {
EIGEN_EMPTY_STRUCT_CTOR(scalar_log10_op)
EIGEN_DEVICE_FUNC inline const Scalar operator() (const Scalar& a) const { using std::log10; return log10(a); }
typedef typename packet_traits<Scalar>::type Packet;
inline Packet packetOp(const Packet& a) const { return internal::plog10(a); }
};
template<typename Scalar>
struct functor_traits<scalar_log10_op<Scalar> >
{ enum { Cost = 5 * NumTraits<Scalar>::MulCost, PacketAccess = packet_traits<Scalar>::HasLog10 }; };
/** \internal
* \brief Template functor to compute the square root of a scalar