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RandomAccessNDLocatorConcept< LOC > Struct Template Reference
[N-Dimensional Locator]
N-dimensional locator over immutable values.
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#include <gil_concept.hpp>
Public Member Functions | |
| void | constraints () |
Public Attributes | |
| LOC | loc |
Detailed Description
template<typename LOC>
struct RandomAccessNDLocatorConcept< LOC >
template <typename LOC> concept RandomAccessNDLocatorConcept : ValueType<LOC> { typename value_type; // value over which the locator navigates typename reference; // result of dereferencing typename difference_type; where PointNDConcept<difference_type>; // return value of operator-. typename const_t; // same as LOC, but operating over immutable values typename cached_location_t; // type to store relative location (for efficient repeated access) typename domain_t = value_type; typename point_t = difference_type; static const size_t num_dimensions; // dimensionality of the locator where num_dimensions = point_t::num_dimensions; // The difference_type and iterator type along each dimension. The iterators may only differ in // difference_type. Their value_type must be the same as this_type::value_type template <size_t D> struct axis { typename coord_t = point_t::axis<D>::coord_t; typename iterator; where RandomAccessIteratorConcept<iterator>; // iterator along N-th axis. }; LOC& operator+=(const difference_type&); LOC& operator-=(const difference_type&); LOC operator+(const difference_type&) const; LOC operator-(const difference_type&) const; reference operator*() const; reference operator[](const difference_type&) const; // Storing relative location for faster repeated access and accessing it cached_location_t LOC::cache_location(const difference_type&) const; reference operator[](const cached_location_t&) const; // Accessing iterators along a given dimension at the current location or at a given offset template <size_t D> axis<D>::iterator& LOC::axis_iterator(); template <size_t D> axis<D>::iterator const& LOC::axis_iterator() const; template <size_t D> axis<D>::iterator LOC::axis_iterator(const difference_type&) const; };
Definition at line 1043 of file gil_concept.hpp.