Eigen::internal::mapbase_evaluator< Derived, PlainObjectType > Struct Template Reference

#include <src/eigen/Eigen/src/Core/CoreEvaluators.h>

Inheritance diagram for Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >:

Collaboration diagram for Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >:

Public Types
enum	{ IsRowMajor = XprType::RowsAtCompileTime , ColsAtCompileTime = XprType::ColsAtCompileTime , CoeffReadCost = NumTraits<Scalar>::ReadCost }
typedef Derived	XprType
typedef XprType::PointerType	PointerType
typedef XprType::Scalar	Scalar
typedef XprType::CoeffReturnType	CoeffReturnType
enum
typedef traits< Derived >	ExpressionTraits

Public Member Functions
EIGEN_DEVICE_FUNC	mapbase_evaluator (const XprType &map)
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE CoeffReturnType	coeff (Index row, Index col) const
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE CoeffReturnType	coeff (Index index) const
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar &	coeffRef (Index row, Index col)
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar &	coeffRef (Index index)
template<int LoadMode, typename PacketType >
EIGEN_STRONG_INLINE PacketType	packet (Index row, Index col) const
template<int LoadMode, typename PacketType >
EIGEN_STRONG_INLINE PacketType	packet (Index index) const
template<int StoreMode, typename PacketType >
EIGEN_STRONG_INLINE void	writePacket (Index row, Index col, const PacketType &x)
template<int StoreMode, typename PacketType >
EIGEN_STRONG_INLINE void	writePacket (Index index, const PacketType &x)

Protected Member Functions
EIGEN_DEVICE_FUNC Index	rowStride () const
EIGEN_DEVICE_FUNC Index	colStride () const

Protected Attributes
PointerType	m_data
const internal::variable_if_dynamic< Index, XprType::InnerStrideAtCompileTime >	m_innerStride
const internal::variable_if_dynamic< Index, XprType::OuterStrideAtCompileTime >	m_outerStride

Detailed Description

template<typename Derived, typename PlainObjectType>
struct Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >

Member Typedef Documentation

CoeffReturnType

template<typename Derived , typename PlainObjectType >

typedef XprType::CoeffReturnType Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::CoeffReturnType

ExpressionTraits

typedef traits<Derived > Eigen::internal::evaluator_base< Derived >::ExpressionTraits

inherited

PointerType

template<typename Derived , typename PlainObjectType >

typedef XprType::PointerType Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::PointerType

Scalar

template<typename Derived , typename PlainObjectType >

typedef XprType::Scalar Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::Scalar

XprType

template<typename Derived , typename PlainObjectType >

typedef Derived Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::XprType

Member Enumeration Documentation

anonymous enum

anonymous enum

inherited

       {
    Alignment = 0
  };

anonymous enum

template<typename Derived , typename PlainObjectType >

anonymous enum

Enumerator
IsRowMajor
ColsAtCompileTime
CoeffReadCost

       {
    IsRowMajor = XprType::RowsAtCompileTime,
    ColsAtCompileTime = XprType::ColsAtCompileTime,
    CoeffReadCost = NumTraits<Scalar>::ReadCost
  };

Constructor & Destructor Documentation

mapbase_evaluator()

template<typename Derived , typename PlainObjectType >

EIGEN_DEVICE_FUNC Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::mapbase_evaluator ( const XprType &  map )

inlineexplicit

    : m_data(const_cast<PointerType>(map.data())),
      m_innerStride(map.innerStride()),
      m_outerStride(map.outerStride())
  {
    EIGEN_STATIC_ASSERT(EIGEN_IMPLIES(evaluator<Derived>::Flags&PacketAccessBit, internal::inner_stride_at_compile_time<Derived>::ret==1),
                        PACKET_ACCESS_REQUIRES_TO_HAVE_INNER_STRIDE_FIXED_TO_1);
    EIGEN_INTERNAL_CHECK_COST_VALUE(CoeffReadCost);
  }

References EIGEN_IMPLIES, EIGEN_INTERNAL_CHECK_COST_VALUE, EIGEN_STATIC_ASSERT, and Eigen::PacketAccessBit.

Member Function Documentation

coeff() [1/2]

template<typename Derived , typename PlainObjectType >

EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE CoeffReturnType Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::coeff ( Index  index ) const

inline

  {
    return m_data[index * m_innerStride.value()];
  }

coeff() [2/2]

template<typename Derived , typename PlainObjectType >

EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE CoeffReturnType Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::coeff ( Index  row, Index  col  ) const

inline

  {
    return m_data[col * colStride() + row * rowStride()];
  }

References col(), and row().

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coeffRef() [1/2]

template<typename Derived , typename PlainObjectType >

EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar & Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::coeffRef ( Index  index )

inline

  {
    return m_data[index * m_innerStride.value()];
  }

coeffRef() [2/2]

template<typename Derived , typename PlainObjectType >

EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar & Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::coeffRef ( Index  row, Index  col  )

inline

  {
    return m_data[col * colStride() + row * rowStride()];
  }

References col(), and row().

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colStride()

template<typename Derived , typename PlainObjectType >

EIGEN_DEVICE_FUNC Index Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::colStride ( ) const

inlineprotected

{ return XprType::IsRowMajor ? m_innerStride.value() : m_outerStride.value(); }

packet() [1/2]

template<typename Derived , typename PlainObjectType >

template<int LoadMode, typename PacketType >

EIGEN_STRONG_INLINE PacketType Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::packet ( Index  index ) const

inline

  {
    return internal::ploadt<PacketType, LoadMode>(m_data + index * m_innerStride.value());
  }

packet() [2/2]

template<typename Derived , typename PlainObjectType >

template<int LoadMode, typename PacketType >

EIGEN_STRONG_INLINE PacketType Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::packet ( Index  row, Index  col  ) const

inline

  {
    PointerType ptr = m_data + row * rowStride() + col * colStride();
    return internal::ploadt<PacketType, LoadMode>(ptr);
  }

References col(), and row().

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rowStride()

template<typename Derived , typename PlainObjectType >

EIGEN_DEVICE_FUNC Index Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::rowStride ( ) const

inlineprotected

{ return XprType::IsRowMajor ? m_outerStride.value() : m_innerStride.value(); }

writePacket() [1/2]

template<typename Derived , typename PlainObjectType >

template<int StoreMode, typename PacketType >

EIGEN_STRONG_INLINE void Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::writePacket ( Index  index, const PacketType &  x  )

inline

  {
    internal::pstoret<Scalar, PacketType, StoreMode>(m_data + index * m_innerStride.value(), x);
  }

writePacket() [2/2]

template<typename Derived , typename PlainObjectType >

template<int StoreMode, typename PacketType >

EIGEN_STRONG_INLINE void Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::writePacket ( Index  row, Index  col, const PacketType &  x  )

inline

  {
    PointerType ptr = m_data + row * rowStride() + col * colStride();
    return internal::pstoret<Scalar, PacketType, StoreMode>(ptr, x);
  }

References col(), and row().

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Member Data Documentation

m_data

template<typename Derived , typename PlainObjectType >

PointerType Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::m_data

protected

m_innerStride

template<typename Derived , typename PlainObjectType >

const internal::variable_if_dynamic<Index, XprType::InnerStrideAtCompileTime> Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::m_innerStride

protected

m_outerStride

template<typename Derived , typename PlainObjectType >

const internal::variable_if_dynamic<Index, XprType::OuterStrideAtCompileTime> Eigen::internal::mapbase_evaluator< Derived, PlainObjectType >::m_outerStride

protected

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

• src/eigen/Eigen/src/Core/CoreEvaluators.h