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Gecode::Int::IntView Class Reference
[Integer views]

Inherits Gecode::VariableViewBase< Var >< Gecode::Int::IntVarImp >.

Inherited by Gecode::Int::BoolView.

List of all members.

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Detailed Description

Integer view for integer variables.

Definition at line 124 of file view.icc.

Constructors and initialization
	IntView (void)
	Default constructor.
	IntView (const IntVar &x)
	Initialize from integer variable x.
Value access
int	min (void) const
	Return minimum of domain.
int	max (void) const
	Return maximum of domain.
int	med (void) const
	Return median of domain.
int	val (void) const
	Return assigned value (only if assigned).
unsigned int	size (void) const
	Return size (cardinality) of domain.
unsigned int	width (void) const
	Return width of domain (distance between maximum and minimum).
unsigned int	regret_min (void) const
	Return regret of domain minimum (distance to next larger value).
unsigned int	regret_max (void) const
	Return regret of domain maximum (distance to next smaller value).
Domain tests
bool	range (void) const
	Test whether domain is a range.
bool	assigned (void) const
	Test whether view is assigned.
bool	in (int n) const
	Test whether n is contained in domain.
bool	in (double n) const
	Test whether n is contained in domain.
Domain update by value
ModEvent	lq (Space *home, int n)
	Restrict domain values to be less or equal than n.
ModEvent	lq (Space *home, double n)
	Restrict domain values to be less or equal than n.
ModEvent	le (Space *home, int n)
	Restrict domain values to be less than n.
ModEvent	le (Space *home, double n)
	Restrict domain values to be less than n.
ModEvent	gq (Space *home, int n)
	Restrict domain values to be greater or equal than n.
ModEvent	gq (Space *home, double n)
	Restrict domain values to be greater or equal than n.
ModEvent	gr (Space *home, int n)
	Restrict domain values to be greater than n.
ModEvent	gr (Space *home, double n)
	Restrict domain values to be greater than n.
ModEvent	nq (Space *home, int n)
	Restrict domain values to be different from n.
ModEvent	nq (Space *home, double n)
	Restrict domain values to be different from n.
ModEvent	eq (Space *home, int n)
	Restrict domain values to be equal to n.
ModEvent	eq (Space *home, double n)
	Restrict domain values to be equal to n.
Domain update by range iterator
template<class I>
ModEvent	narrow (Space *home, I &i)
	Replace domain by range sequence described by i.
template<class I>
ModEvent	inter (Space *home, I &i)
	Intersect domain with range sequence described by i.
template<class I>
ModEvent	minus (Space *home, I &i)
	Remove from domain the range sequence described by i.
Cloning
void	update (Space *home, bool share, IntView &x)
	Update this view to be a clone of view x.
Related Functions
(Note that these are not member functions.)
std::ostream &	operator<< (std::ostream &, const Gecode::Int::IntView &)
	Print integer variable view.

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Constructor & Destructor Documentation

Gecode::Int::IntView::IntView

(

void

)

[inline]

Default constructor.

Definition at line 29 of file int.icc.

Gecode::Int::IntView::IntView

(

const IntVar &

x

)

[inline]

Initialize from integer variable x.

Definition at line 31 of file int.icc.

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Member Function Documentation

int Gecode::Int::IntView::min

(

void

)

const [inline]

Return minimum of domain.

Definition at line 40 of file int.icc.

int Gecode::Int::IntView::max

(

void

)

const [inline]

Return maximum of domain.

Definition at line 44 of file int.icc.

int Gecode::Int::IntView::med

(

void

)

const [inline]

Return median of domain.

Definition at line 48 of file int.icc.

int Gecode::Int::IntView::val

(

void

)

const [inline]

Return assigned value (only if assigned).

Definition at line 52 of file int.icc.

unsigned int Gecode::Int::IntView::size

(

void

)

const [inline]

Return size (cardinality) of domain.

Definition at line 57 of file int.icc.

unsigned int Gecode::Int::IntView::width

(

void

)

const [inline]

Return width of domain (distance between maximum and minimum).

Definition at line 61 of file int.icc.

unsigned int Gecode::Int::IntView::regret_min

(

void

)

const [inline]

Return regret of domain minimum (distance to next larger value).

Definition at line 65 of file int.icc.

unsigned int Gecode::Int::IntView::regret_max

(

void

)

const [inline]

Return regret of domain maximum (distance to next smaller value).

Definition at line 69 of file int.icc.

bool Gecode::Int::IntView::range

(

void

)

const [inline]

Test whether domain is a range.

Definition at line 79 of file int.icc.

bool Gecode::Int::IntView::assigned

(

void

)

const [inline]

Test whether view is assigned.

Definition at line 83 of file int.icc.

bool Gecode::Int::IntView::in

(

int

n

)

const [inline]

Test whether n is contained in domain.

Definition at line 88 of file int.icc.

bool Gecode::Int::IntView::in

(

double

n

)

const [inline]

Test whether n is contained in domain.

Definition at line 92 of file int.icc.

ModEvent Gecode::Int::IntView::lq	(	Space *	home,
		int	n
	)			[inline]

Restrict domain values to be less or equal than n.

Definition at line 102 of file int.icc.

ModEvent Gecode::Int::IntView::lq	(	Space *	home,
		double	n
	)			[inline]

Restrict domain values to be less or equal than n.

Definition at line 106 of file int.icc.

ModEvent Gecode::Int::IntView::le	(	Space *	home,
		int	n
	)			[inline]

Restrict domain values to be less than n.

Definition at line 111 of file int.icc.

ModEvent Gecode::Int::IntView::le	(	Space *	home,
		double	n
	)			[inline]

Restrict domain values to be less than n.

Definition at line 115 of file int.icc.

ModEvent Gecode::Int::IntView::gq	(	Space *	home,
		int	n
	)			[inline]

Restrict domain values to be greater or equal than n.

Definition at line 120 of file int.icc.

ModEvent Gecode::Int::IntView::gq	(	Space *	home,
		double	n
	)			[inline]

Restrict domain values to be greater or equal than n.

Definition at line 124 of file int.icc.

ModEvent Gecode::Int::IntView::gr	(	Space *	home,
		int	n
	)			[inline]

Restrict domain values to be greater than n.

Definition at line 129 of file int.icc.

ModEvent Gecode::Int::IntView::gr	(	Space *	home,
		double	n
	)			[inline]

Restrict domain values to be greater than n.

Definition at line 133 of file int.icc.

ModEvent Gecode::Int::IntView::nq	(	Space *	home,
		int	n
	)			[inline]

Restrict domain values to be different from n.

Definition at line 138 of file int.icc.

ModEvent Gecode::Int::IntView::nq	(	Space *	home,
		double	n
	)			[inline]

Restrict domain values to be different from n.

Definition at line 142 of file int.icc.

ModEvent Gecode::Int::IntView::eq	(	Space *	home,
		int	n
	)			[inline]

Restrict domain values to be equal to n.

Definition at line 147 of file int.icc.

ModEvent Gecode::Int::IntView::eq	(	Space *	home,
		double	n
	)			[inline]

Restrict domain values to be equal to n.

Definition at line 151 of file int.icc.

template<class I>

ModEvent Gecode::Int::IntView::narrow	(	Space *	home,
		I &	i
	)			[inline]

Replace domain by range sequence described by i.

Definition at line 162 of file int.icc.

template<class I>

ModEvent Gecode::Int::IntView::inter	(	Space *	home,
		I &	i
	)			[inline]

Intersect domain with range sequence described by i.

Definition at line 167 of file int.icc.

template<class I>

ModEvent Gecode::Int::IntView::minus	(	Space *	home,
		I &	i
	)			[inline]

Remove from domain the range sequence described by i.

Definition at line 172 of file int.icc.

void Gecode::Int::IntView::update	(	Space *	home,
		bool	share,
		IntView &	x
	)			[inline]

Update this view to be a clone of view x.

Definition at line 182 of file int.icc.

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Friends And Related Function Documentation

std::ostream & operator<<	(	std::ostream &	,
		const Gecode::Int::IntView &
	)			[related]

Print integer variable view.

Definition at line 75 of file print.cc.

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

• gecode/int/view.icc (Revision: 3559)
• gecode/int/view/int.icc (Revision: 3512)