ash::hashgrid::navigator Struct Reference

The type used to move around the grid in an arbitrary manner. More...

#include <ash/impl/hashgrid.h>

Inherits ash::grid_navigator< Grid, Itr, Mod, _D >.

List of all members.

Public Types
typedef Mod< typename Grid::node_type * >::type	node_ptr
typedef Mod< Grid * >::type	box_ptr
typedef Grid	box_type
typedef Grid::key_type	key_type
typedef Grid::morton_type	morton_type
typedef Grid::pcoord_type	pcoord_type
typedef Grid::point_type	point_type
typedef geometric_axis_iterator < grid_navigator, AXIS_X >	x_type
	The interface type for x-axis iteration.
typedef geometric_axis_iterator < grid_navigator, AXIS_Y >	y_type
	The interface type for y-axis iteration.
Iterator Traits
typedef Grid::value_type	value_type
typedef Mod< value_type * >::type	pointer
typedef Mod< value_type & >::type	reference
typedef Grid::size_type	size_type
typedef Grid::difference_type	difference_type
typedef void	iterator_category
Public Member Functions
grid_navigator &	jump (key_type const &loc)
	Go directly to an arbitrary location on the grid.
bool	valid () const
	Check if the navigator is dereferenceable.
void	_go ()
void	_go (uint8 l)
Comparison Operators
Templated so we can compare const and mutable versions.
template<class I , template< class > class M>
bool	operator== (grid_navigator< Grid, I, M, D > const &nav) const
	Equality operator.
template<class I , template< class > class M>
bool	operator== (graph_iterator< typename Grid::_Base, I, M > const &itr) const
	Equality operator - iterator.
template<class I , template< class > class M>
bool	operator!= (grid_navigator< Grid, I, M, D > const &nav) const
	Inequality operator.
template<class I , template< class > class M>
bool	operator!= (graph_iterator< typename Grid::_Base, I, M > const &itr) const
	Inequality operator - iterator.
Dereference Operators
reference	operator* () const
pointer	operator-> () const
Public Attributes
union {
x_type   x
	The x-axis iteration interface.
y_type   y
	The y-axis iteration interface.
};
morton_type	pos
	The current location.
node_ptr	_node
box_ptr	_M_box
Static Public Attributes
static const DIM	D = DIM_2D
static const size_type	end = static_cast< typename Grid::size_type >(-1)
Constructors/Destructors
We use the default copy constructor. We use the default destructor.
	navigator ()
	Default constructor.
	navigator (navigator_base const &nav)
	Conversion constructor - base class.
	navigator (iterator_base const &itr)
	Conversion constructor - iterator.

---

Detailed Description

The type used to move around the grid in an arbitrary manner.

This is conversion-constructable from an iterator, so any function which returns an iterator can also give you a navigator.

Concept: ash::hash_grid

Concepts:

ash::grid_navigator

---

Member Typedef Documentation

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

typedef void ash::grid_navigator< Grid, Itr, Mod, _D >::iterator_category [inherited]

Note:

This should be std::trivial_iterator_tag, which does not exist...

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

typedef geometric_axis_iterator<grid_navigator, AXIS_X> ash::grid_navigator< Grid, Itr, Mod, _D >::x_type [inherited]

The interface type for x-axis iteration.

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

typedef geometric_axis_iterator<grid_navigator, AXIS_Y> ash::grid_navigator< Grid, Itr, Mod, _D >::y_type [inherited]

The interface type for y-axis iteration.

---

Constructor & Destructor Documentation

ash::hashgrid::navigator::navigator

(

)

[inline]

Default constructor.

ash::hashgrid::navigator::navigator

(

navigator_base const &

nav

)

[inline]

Conversion constructor - base class.

ash::hashgrid::navigator::navigator

(

iterator_base const &

itr

)

[inline]

Conversion constructor - iterator.

---

Member Function Documentation

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

grid_navigator& ash::grid_navigator< Grid, Itr, Mod, _D >::jump

(

key_type const &

loc

)

[inline, inherited]

Go directly to an arbitrary location on the grid.

Parameters:

loc	The destination.

Returns:

A reference to the navigator.

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

template<class I , template< class > class M>

bool ash::grid_navigator< Grid, Itr, Mod, _D >::operator!=

(

grid_navigator< Grid, I, M, D > const &

nav

)

const [inline, inherited]

Inequality operator.

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

template<class I , template< class > class M>

bool ash::grid_navigator< Grid, Itr, Mod, _D >::operator!=

(

graph_iterator< typename Grid::_Base, I, M > const &

itr

)

const [inline, inherited]

Inequality operator - iterator.

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

template<class I , template< class > class M>

bool ash::grid_navigator< Grid, Itr, Mod, _D >::operator==

(

grid_navigator< Grid, I, M, D > const &

nav

)

const [inline, inherited]

Equality operator.

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

template<class I , template< class > class M>

bool ash::grid_navigator< Grid, Itr, Mod, _D >::operator==

(

graph_iterator< typename Grid::_Base, I, M > const &

itr

)

const [inline, inherited]

Equality operator - iterator.

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

bool ash::grid_navigator< Grid, Itr, Mod, _D >::valid

(

)

const [inline, inherited]

Check if the navigator is dereferenceable.

Returns:

True if the location is in the container.

---

Member Data Documentation

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

morton_type ash::grid_navigator< Grid, Itr, Mod, _D >::pos [inherited]

The current location.

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

x_type ash::grid_navigator< Grid, Itr, Mod, _D >::x [inherited]

The x-axis iteration interface.

template<class Grid, class Itr, template< typename > class Mod, DIM _D = Grid::D>

y_type ash::grid_navigator< Grid, Itr, Mod, _D >::y [inherited]

The y-axis iteration interface.

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

• ash/impl/hashgrid.h