ndarray::ArrayBase< Derived > Class Template Reference

CRTP implementation for Array and ArrayRef. More...

#include <ArrayBase.h>

Inheritance diagram for ndarray::ArrayBase< Derived >:

Classes
struct	ResultOf
	A template metafunction class to determine the result of a view indexing operation. More...

Public Types
typedef Traits::Element	Element
	Data type of array elements. More...
typedef Traits::Iterator	Iterator
	Nested array or element iterator. More...
typedef Traits::Reference	Reference
	Nested array or element reference. More...
typedef Traits::Value	Value
	Nested array or element value type. More...
typedef Traits::ND	ND
	Number of dimensions (boost::mpl::int_). More...
typedef Traits::RMC	RMC
	Number of guaranteed row-major contiguous dimensions, counted from the end (boost::mpl::int_). More...
typedef Vector< int, ND::value >	Index
	Vector type for N-dimensional indices. More...
typedef ArrayRef< Element, ND::value,-RMC::value >	FullTranspose
	ArrayRef to a reverse-ordered contiguous array; the result of a call to transpose(). More...
typedef ArrayRef< Element, ND::value, 0 >	Transpose
	ArrayRef to a noncontiguous array; the result of a call to transpose(...). More...
typedef Array< Element, ND::value, RMC::value >	Shallow
	The corresponding Array type. More...
typedef ArrayRef< Element, ND::value, RMC::value >	Deep
	The corresponding ArrayRef type. More...
Public Types inherited from ndarray::ExpressionBase< Derived >
typedef ExpressionTraits < Derived >::Element	Element
	Data type of expression elements. More...
typedef ExpressionTraits < Derived >::ND	ND
	Number of dimensions (boost::mpl::int_). More...
typedef ExpressionTraits < Derived >::Iterator	Iterator
	Nested expression or element iterator. More...
typedef ExpressionTraits < Derived >::Reference	Reference
	Nested expression or element reference. More...
typedef ExpressionTraits < Derived >::Value	Value
	Nested expression or element value type. More...
typedef Vector< int, ND::value >	Index
	Vector type for N-dimensional indices. More...
typedef Derived	Self
	CRTP derived type. More...
typedef Value	value_type
typedef Iterator	iterator
typedef Iterator	const_iterator
typedef Reference	reference
typedef Reference	const_reference
typedef Iterator	pointer
typedef int	difference_type
typedef int	size_type

Public Member Functions
Reference	operator[] (int n) const
	Return a single subarray. More...
Element &	operator[] (Index const &i) const
	Return a single element from the array. More...
Iterator	begin () const
	Return an Iterator to the beginning of the array. More...
Iterator	end () const
	Return an Iterator to one past the end of the array. More...
Element *	getData () const
	Return a raw pointer to the first element of the array. More...
bool	isEmpty () const
	Return true if the array has a null data point. More...
Manager::Ptr	getManager () const
	Return the opaque object responsible for memory management. More...
template<int P>
int	getSize () const
	Return the size of a specific dimension. More...
template<int P>
int	getStride () const
	Return the stride in a specific dimension. More...
Index	getShape () const
	Return a Vector of the sizes of all dimensions. More...
Index	getStrides () const
	Return a Vector of the strides of all dimensions. More...
int	getNumElements () const
	Return the total number of elements in the array. More...
FullTranspose	transpose () const
	Return a view of the array with the order of the dimensions reversed. More...
Transpose	transpose (Index const &order) const
	Return a view of the array with the dimensions permuted. More...
Shallow const	shallow () const
	Return a Array view to this. More...
Deep const	deep () const
	Return an ArrayRef view to this. More...
template<typename Seq >
ResultOf< View< Seq > >::Type	operator[] (View< Seq > const &def) const
	Return a general view into this array (see Tutorial). More...
Eigen3 Interface
These methods return Eigen3 views to the array. Template parameters optionally control the expression type (Matrix/Array) and the compile-time dimensions. The inline implementation is included by ndarray/eigen.h.
template<typename XprKind , int Rows, int Cols>
EigenView< Element, ND::value, RMC::value, XprKind, Rows, Cols >	asEigen () const
template<typename XprKind >
EigenView< Element, ND::value, RMC::value, XprKind >	asEigen () const
template<int Rows, int Cols>
EigenView< Element, ND::value, RMC::value, Eigen::MatrixXpr, Rows, Cols >	asEigen () const
EigenView< Element, ND::value, RMC::value, Eigen::MatrixXpr >	asEigen () const
Public Member Functions inherited from ndarray::ExpressionBase< Derived >
Reference	operator[] (int n) const
	Return a single nested expression or element. More...
Reference	front () const
	Return the first nested expression or element. More...
Reference	back () const
	Return the last nested expression or element. More...
Iterator	begin () const
	Return an Iterator to the beginning of the expression. More...
Iterator	end () const
	Return an Iterator to one past the end of the expression. More...
template<int P>
int	getSize () const
	Return the size of a specific dimension. More...
Index	getShape () const
	Return a Vector of the sizes of all dimensions. More...
int	getNumElements () const
	Return the total number of elements in the expression. More...
size_type	size () const
	Return the size of the first dimension. More...
bool	empty () const
	Return true if the first dimension has no elements. More...

Protected Types
typedef ExpressionTraits< Derived >	Traits
typedef Traits::Core	Core
typedef Traits::CorePtr	CorePtr

Protected Member Functions
void	operator= (ArrayBase const &other)
	ArrayBase (Element *data, CorePtr const &core)
Protected Member Functions inherited from ndarray::ExpressionBase< Derived >
Self &	getSelf ()
Self const &	getSelf () const

Protected Attributes
Element *	_data
CorePtr	_core

Friends
template<typename T_ , int N_, int C_>
class	Array
template<typename T_ , int N_, int C_>
class	ArrayRef
template<typename T_ , int N_, int C_>
struct	ArrayTraits
template<typename T_ , int N_, int C_>
class	detail::NestedIterator
template<typename Derived_ >
class	ArrayBase
template<typename Array_ >
class	detail::ArrayAccess

Detailed Description

template<typename Derived>
class ndarray::ArrayBase< Derived >

CRTP implementation for Array and ArrayRef.

Implements member functions that need specialization for 1D arrays.

Definition at line 56 of file ArrayBase.h.

Member Typedef Documentation

template<typename Derived>

typedef Traits::Core ndarray::ArrayBase< Derived >::Core

protected

Definition at line 59 of file ArrayBase.h.

template<typename Derived>

typedef Traits::CorePtr ndarray::ArrayBase< Derived >::CorePtr

protected

Definition at line 60 of file ArrayBase.h.

template<typename Derived>

typedef ArrayRef<Element,ND::value,RMC::value> ndarray::ArrayBase< Derived >::Deep

The corresponding ArrayRef type.

Definition at line 83 of file ArrayBase.h.

template<typename Derived>

typedef Traits::Element ndarray::ArrayBase< Derived >::Element

Data type of array elements.

Definition at line 63 of file ArrayBase.h.

template<typename Derived>

typedef ArrayRef<Element,ND::value,-RMC::value> ndarray::ArrayBase< Derived >::FullTranspose

ArrayRef to a reverse-ordered contiguous array; the result of a call to transpose().

Definition at line 77 of file ArrayBase.h.

template<typename Derived>

typedef Vector<int,ND::value> ndarray::ArrayBase< Derived >::Index

Vector type for N-dimensional indices.

Definition at line 75 of file ArrayBase.h.

template<typename Derived>

typedef Traits::Iterator ndarray::ArrayBase< Derived >::Iterator

Nested array or element iterator.

Definition at line 65 of file ArrayBase.h.

template<typename Derived>

typedef Traits::ND ndarray::ArrayBase< Derived >::ND

Number of dimensions (boost::mpl::int_).

Definition at line 71 of file ArrayBase.h.

template<typename Derived>

typedef Traits::Reference ndarray::ArrayBase< Derived >::Reference

Nested array or element reference.

Definition at line 67 of file ArrayBase.h.

template<typename Derived>

typedef Traits::RMC ndarray::ArrayBase< Derived >::RMC

Number of guaranteed row-major contiguous dimensions, counted from the end (boost::mpl::int_).

Definition at line 73 of file ArrayBase.h.

template<typename Derived>

typedef Array<Element,ND::value,RMC::value> ndarray::ArrayBase< Derived >::Shallow

The corresponding Array type.

Definition at line 81 of file ArrayBase.h.

template<typename Derived>

typedef ExpressionTraits<Derived> ndarray::ArrayBase< Derived >::Traits

protected

Definition at line 58 of file ArrayBase.h.

template<typename Derived>

typedef ArrayRef<Element,ND::value,0> ndarray::ArrayBase< Derived >::Transpose

ArrayRef to a noncontiguous array; the result of a call to transpose(...).

Definition at line 79 of file ArrayBase.h.

template<typename Derived>

typedef Traits::Value ndarray::ArrayBase< Derived >::Value

Nested array or element value type.

Definition at line 69 of file ArrayBase.h.

Constructor & Destructor Documentation

template<typename Derived>

ndarray::ArrayBase< Derived >::ArrayBase ( Element *  data, CorePtr const &  core  )

inlineprotected

Definition at line 235 of file ArrayBase.h.

: _data(data), _core(core) {}

Member Function Documentation

template<typename Derived>

template<typename XprKind , int Rows, int Cols>

EigenView<Element,ND::value,RMC::value,XprKind,Rows,Cols> ndarray::ArrayBase< Derived >::asEigen

(

)

const

template<typename Derived>

template<typename XprKind >

EigenView<Element,ND::value,RMC::value,XprKind> ndarray::ArrayBase< Derived >::asEigen

(

)

const

template<typename Derived>

template<int Rows, int Cols>

EigenView<Element,ND::value,RMC::value,Eigen::MatrixXpr,Rows,Cols> ndarray::ArrayBase< Derived >::asEigen

(

)

const

template<typename Derived >

EigenView< typename ArrayBase< Derived >::Element, ArrayBase< Derived >::ND::value, ArrayBase< Derived >::RMC::value, Eigen::MatrixXpr > ndarray::ArrayBase< Derived >::asEigen ( ) const

inline

Definition at line 403 of file eigen.h.

                                  {
    return EigenView<typename ArrayBase<Derived>::Element, ArrayBase<Derived>::ND::value,
        ArrayBase<Derived>::RMC::value, XprKind, Rows, Cols>(this->getSelf());
}

template<typename Derived>

Iterator ndarray::ArrayBase< Derived >::begin ( ) const

inline

Return an Iterator to the beginning of the array.

Definition at line 99 of file ArrayBase.h.

                           {
        return Traits::makeIterator(
            this->_data,
            this->_core,
            this->template getStride<0>()
        );
    }

template<typename Derived>

Deep const ndarray::ArrayBase< Derived >::deep ( ) const

inline

Return an ArrayRef view to this.

Definition at line 178 of file ArrayBase.h.

{ return Deep(this->getSelf()); }

template<typename Derived>

Iterator ndarray::ArrayBase< Derived >::end ( ) const

inline

Return an Iterator to one past the end of the array.

Definition at line 108 of file ArrayBase.h.

                         {
        return Traits::makeIterator(
            this->_data + this->template getSize<0>() * this->template getStride<0>(), 
            this->_core,
            this->template getStride<0>()
        );
    }

template<typename Derived>

Element* ndarray::ArrayBase< Derived >::getData ( ) const

inline

Return a raw pointer to the first element of the array.

Definition at line 117 of file ArrayBase.h.

{ return _data; }

template<typename Derived>

Manager::Ptr ndarray::ArrayBase< Derived >::getManager ( ) const

inline

Return the opaque object responsible for memory management.

Definition at line 123 of file ArrayBase.h.

{ return this->_core->getManager(); }

template<typename Derived>

int ndarray::ArrayBase< Derived >::getNumElements ( ) const

inline

Return the total number of elements in the array.

Definition at line 142 of file ArrayBase.h.

{ return this->_core->getNumElements(); }

template<typename Derived>

Index ndarray::ArrayBase< Derived >::getShape ( ) const

inline

Return a Vector of the sizes of all dimensions.

Definition at line 136 of file ArrayBase.h.

{ Index r; this->_core->fillShape(r); return r; }

template<typename Derived>

template<int P>

int ndarray::ArrayBase< Derived >::getSize ( ) const

inline

Return the size of a specific dimension.

Definition at line 126 of file ArrayBase.h.

                                         {
        return detail::getDimension<P>(*this->_core).getSize();
    }

template<typename Derived>

template<int P>

int ndarray::ArrayBase< Derived >::getStride ( ) const

inline

Return the stride in a specific dimension.

Definition at line 131 of file ArrayBase.h.

                                           {
        return detail::getDimension<P>(*this->_core).getStride();
    }

template<typename Derived>

Index ndarray::ArrayBase< Derived >::getStrides ( ) const

inline

Return a Vector of the strides of all dimensions.

Definition at line 139 of file ArrayBase.h.

{ Index r; this->_core->fillStrides(r); return r; }

template<typename Derived>

bool ndarray::ArrayBase< Derived >::isEmpty ( ) const

inline

Return true if the array has a null data point.

Definition at line 120 of file ArrayBase.h.

{ return _data == 0; }

template<typename Derived>

void ndarray::ArrayBase< Derived >::operator= ( ArrayBase< Derived > const &  other )

inlineprotected

Definition at line 230 of file ArrayBase.h.

                                            {
        _data = other._data;
        _core = other._core;
    }

template<typename Derived>

Reference ndarray::ArrayBase< Derived >::operator[] ( int  n ) const

inline

Return a single subarray.

Definition at line 86 of file ArrayBase.h.

                                      {
        return Traits::makeReference(
            this->_data + n * this->template getStride<0>(),
            this->_core
        );
    }

template<typename Derived>

Element& ndarray::ArrayBase< Derived >::operator[] ( Index const &  i ) const

inline

Return a single element from the array.

Definition at line 94 of file ArrayBase.h.

                                                {
        return *(this->_data + this->_core->template computeOffset(i));
    }

template<typename Derived>

template<typename Seq >

ResultOf< View<Seq> >::Type ndarray::ArrayBase< Derived >::operator[] ( View< Seq > const &  def ) const

inline

Return a general view into this array (see Tutorial).

Definition at line 215 of file ArrayBase.h.

                                            {
        return detail::buildView(this->getSelf(), def._seq);
    }

template<typename Derived>

Shallow const ndarray::ArrayBase< Derived >::shallow ( ) const

inline

Return a Array view to this.

Definition at line 175 of file ArrayBase.h.

{ return Shallow(this->getSelf()); }

template<typename Derived>

FullTranspose ndarray::ArrayBase< Derived >::transpose ( ) const

inline

Return a view of the array with the order of the dimensions reversed.

Definition at line 145 of file ArrayBase.h.

                                    {
        Index shape = getShape();
        Index strides = getStrides();
        for (int n=0; n < ND::value / 2; ++n) {
            std::swap(shape[n], shape[ND::value-n-1]);
            std::swap(strides[n], strides[ND::value-n-1]);
        }
        return FullTranspose(
            getData(),
            Core::create(shape, strides, getManager())
        );
    }

template<typename Derived>

Transpose ndarray::ArrayBase< Derived >::transpose ( Index const &  order ) const

inline

Return a view of the array with the dimensions permuted.

Definition at line 159 of file ArrayBase.h.

                                                   {
        Index newShape;
        Index newStrides;
        Index oldShape = getShape();
        Index oldStrides = getStrides();
        for (int n=0; n < ND::value; ++n) {
            newShape[n] = oldShape[order[n]];
            newStrides[n] = oldStrides[order[n]];
        }
        return Transpose(
            getData(), 
            Core::create(newShape, newStrides, getManager())
        );
    }

Friends And Related Function Documentation

template<typename Derived>

template<typename Derived_ >

friend class ArrayBase

friend

Definition at line 224 of file ArrayBase.h.

template<typename Derived>

template<typename T_ , int N_, int C_>

friend class Array

friend

Definition at line 220 of file ArrayBase.h.

template<typename Derived>

template<typename T_ , int N_, int C_>

friend class ArrayRef

friend

Definition at line 221 of file ArrayBase.h.

template<typename Derived>

template<typename T_ , int N_, int C_>

friend struct ArrayTraits

friend

Definition at line 222 of file ArrayBase.h.

template<typename Derived>

template<typename Array_ >

friend class detail::ArrayAccess

friend

Definition at line 225 of file ArrayBase.h.

template<typename Derived>

template<typename T_ , int N_, int C_>

friend class detail::NestedIterator

friend

Definition at line 223 of file ArrayBase.h.

Member Data Documentation

template<typename Derived>

CorePtr ndarray::ArrayBase< Derived >::_core

protected

Definition at line 228 of file ArrayBase.h.

template<typename Derived>

Element* ndarray::ArrayBase< Derived >::_data

protected

Definition at line 227 of file ArrayBase.h.

---

The documentation for this class was generated from the following files:

• /home/lsstsw/stack/Linux64/ndarray/10.1+37/include/ndarray/ArrayBase.h
• /home/lsstsw/stack/Linux64/ndarray/10.1+37/include/ndarray/eigen.h