Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt > Struct Template Reference

#include <Visitor.h>

Inheritance diagram for Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt >:

Public Types
using	Scalar = typename Derived::Scalar
using	Packet = typename packet_traits< Scalar >::type
using	Comparator = minmax_compare< Scalar, NaNPropagation, is_min >
Public Types inherited from Eigen::internal::coeff_visitor< Derived >
typedef Derived::Scalar	Scalar

Public Member Functions
EIGEN_DEVICE_FUNC void	operator() (const Scalar &value, Index i, Index j)
EIGEN_DEVICE_FUNC void	packet (const Packet &p, Index i, Index j)
EIGEN_DEVICE_FUNC void	initpacket (const Packet &p, Index i, Index j)
Public Member Functions inherited from Eigen::internal::coeff_visitor< Derived >
EIGEN_DEVICE_FUNC	coeff_visitor ()
EIGEN_DEVICE_FUNC void	init (const Scalar &value, Index i, Index j)

Static Public Attributes
static constexpr Index	PacketSize = packet_traits<Scalar>::size

Additional Inherited Members
Public Attributes inherited from Eigen::internal::coeff_visitor< Derived >
Index	row
Index	col
Scalar	res

Member Typedef Documentation

Comparator

template<typename Derived , bool is_min, int NaNPropagation, bool isInt = NumTraits<typename Derived::Scalar>::IsInteger>

using Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt >::Comparator = minmax_compare<Scalar, NaNPropagation, is_min>

Packet

template<typename Derived , bool is_min, int NaNPropagation, bool isInt = NumTraits<typename Derived::Scalar>::IsInteger>

using Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt >::Packet = typename packet_traits<Scalar>::type

Scalar

template<typename Derived , bool is_min, int NaNPropagation, bool isInt = NumTraits<typename Derived::Scalar>::IsInteger>

using Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt >::Scalar = typename Derived::Scalar

Member Function Documentation

initpacket()

template<typename Derived , bool is_min, int NaNPropagation, bool isInt = NumTraits<typename Derived::Scalar>::IsInteger>

EIGEN_DEVICE_FUNC void Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt >::initpacket ( const Packet &  p, Index  i, Index  j  )

inline

                                                                              {
    Scalar value = Comparator::predux(p);
    const Packet range = preverse(plset<Packet>(Scalar(1)));
    Packet mask = pcmp_eq(pset1<Packet>(value), p);
    Index max_idx = PacketSize - static_cast<Index>(predux_max(pand(range, mask)));
    this->res = value;
    this->row = Derived::IsRowMajor ? i : i + max_idx;
    this->col = Derived::IsRowMajor ? j + max_idx : j;
  }

References Eigen::internal::coeff_visitor< Derived >::col, i, j, p, Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt >::PacketSize, Eigen::internal::pand(), Eigen::internal::pcmp_eq(), Eigen::internal::minmax_compare< Scalar, NaNPropagation, is_min >::predux(), Eigen::internal::predux_max(), Eigen::internal::preverse(), Eigen::internal::coeff_visitor< Derived >::res, Eigen::internal::coeff_visitor< Derived >::row, and Eigen::value.

operator()()

template<typename Derived , bool is_min, int NaNPropagation, bool isInt = NumTraits<typename Derived::Scalar>::IsInteger>

EIGEN_DEVICE_FUNC void Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt >::operator() ( const Scalar &  value, Index  i, Index  j  )

inline

                                                                                  {
    if (Comparator::compare(value, this->res)) {
      this->res = value;
      this->row = i;
      this->col = j;
    }
  }

References Eigen::internal::coeff_visitor< Derived >::col, Eigen::internal::minmax_compare< Scalar, NaNPropagation, is_min >::compare(), i, j, Eigen::internal::coeff_visitor< Derived >::res, Eigen::internal::coeff_visitor< Derived >::row, and Eigen::value.

packet()

template<typename Derived , bool is_min, int NaNPropagation, bool isInt = NumTraits<typename Derived::Scalar>::IsInteger>

EIGEN_DEVICE_FUNC void Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt >::packet ( const Packet &  p, Index  i, Index  j  )

inline

                                                                          {
    Scalar value = Comparator::predux(p);
    if (Comparator::compare(value, this->res)) {
      const Packet range = preverse(plset<Packet>(Scalar(1)));
      Packet mask = pcmp_eq(pset1<Packet>(value), p);
      Index max_idx = PacketSize - static_cast<Index>(predux_max(pand(range, mask)));
      this->res = value;
      this->row = Derived::IsRowMajor ? i : i + max_idx;
      this->col = Derived::IsRowMajor ? j + max_idx : j;
    }
  }

References p, Eigen::internal::minmax_compare< Scalar, NaNPropagation, is_min >::predux(), and Eigen::value.

Member Data Documentation

PacketSize

template<typename Derived , bool is_min, int NaNPropagation, bool isInt = NumTraits<typename Derived::Scalar>::IsInteger>

constexpr Index Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt >::PacketSize = packet_traits<Scalar>::size

staticconstexpr

Referenced by Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, isInt >::initpacket(), Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, false >::initpacket(), Eigen::internal::minmax_coeff_visitor< Derived, is_min, PropagateNumbers, false >::packet(), and Eigen::internal::minmax_coeff_visitor< Derived, is_min, NaNPropagation, false >::packet().

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The documentation for this struct was generated from the following file:

• Visitor.h