An iterator that remembers its current X,Y position and invokes a function object with it upon dereferencing. Used to create virtual image views. Models: StepIteratorConcept, PixelIteratorConcept, PixelBasedConcept, HasDynamicXStepTypeConcept.
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#include <position_iterator.hpp>
Inherits iterator_facade< position_iterator< Deref, Dim >, Deref::value_type, std::random_access_iterator_tag, Deref::reference, Deref::argument_type::template axis< Dim >::coord_t >.
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using | parent_t = iterator_facade< position_iterator< Deref, Dim >, typename Deref::value_type, std::random_access_iterator_tag, typename Deref::reference, typename Deref::argument_type::template axis< Dim >::coord_t > |
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using | difference_type = typename parent_t::difference_type |
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using | reference = typename parent_t::reference |
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using | point_t = typename Deref::argument_type |
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| position_iterator (const point_t &p, const point_t &step, const Deref &d) |
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| position_iterator (const position_iterator &p) |
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template<typename D > |
| position_iterator (const position_iterator< D, Dim > &p) |
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position_iterator & | operator= (const position_iterator &p) |
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const point_t & | pos () const |
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const point_t & | step () const |
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const Deref & | deref_fn () const |
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void | set_step (difference_type s) |
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reference | operator[] (difference_type d) const |
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template<typename DE , int DI> |
struct | position_iterator |
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class | boost::iterator_core_access |
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template<typename Deref, int Dim>
struct boost::gil::position_iterator< Deref, Dim >
An iterator that remembers its current X,Y position and invokes a function object with it upon dereferencing. Used to create virtual image views. Models: StepIteratorConcept, PixelIteratorConcept, PixelBasedConcept, HasDynamicXStepTypeConcept.
- Template Parameters
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◆ operator[]()
reference operator[] |
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difference_type |
d | ) |
const |
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inline |
For some reason operator[] provided by iterator_adaptor returns a custom class that is convertible to reference We require our own reference because it is registered in iterator_traits
The documentation for this struct was generated from the following file: