Gecode::Int::Rel::NaryLqLe< View, o > Class Template Reference
[Integer propagators]

n-ary less and less or equal propagator More...

#include <rel.hh>

List of all members.

Classes
class	Index
	Advisors for views (by position in array) More...
class	Pos
	Positions in view array that have to be propagated. More...
Public Member Functions
virtual Actor *	copy (Space &home, bool share)
	Copy propagator during cloning.
virtual PropCost	cost (const Space &home, const ModEventDelta &med) const
	Cost function.
virtual ExecStatus	advise (Space &home, Advisor &a, const Delta &d)
	Give advice to propagator.
virtual ExecStatus	propagate (Space &home, const ModEventDelta &med)
	Perform propagation.
virtual size_t	dispose (Space &home)
	Delete propagator and return its size.
Static Public Member Functions
static ExecStatus	post (Home home, ViewArray< View > &x)
	Post propagator for .
Protected Member Functions
bool	empty (void) const
	Whether no more positions must be propagated.
int	pop (Space &home)
	Pop a position to be propagated and return it.
void	push (Space &home, int p)
	Push a new position p to be propagated.
	NaryLqLe (Space &home, bool share, NaryLqLe< View, o > &p)
	Constructor for cloning p.
	NaryLqLe (Home home, ViewArray< View > &)
	Constructor for posting.
Protected Attributes
Council< Index >	c
	The advisor council.
Pos *	pos
	Stack of positions.
bool	run
	Whether the propagator is currently running.
int	n_subsumed
	Number of already subsumed advisors (or views).
Static Protected Attributes
static const int	n_threshold = 7
	Compact during cloning when more advisors than that are subsumed.

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Detailed Description

template<class View, int o>
class Gecode::Int::Rel::NaryLqLe< View, o >

n-ary less and less or equal propagator

If o is 0, less or equal is propagated, if o is 1 less is propagated.

Requires

 #include <gecode/int/rel.hh> 

Definition at line 204 of file rel.hh.

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Constructor & Destructor Documentation

template<class View , int o>

Gecode::Int::Rel::NaryLqLe< View, o >::NaryLqLe	(	Space &	home,
		bool	share,
		NaryLqLe< View, o > &	p
	)			[inline, protected]

Constructor for cloning p.

Definition at line 285 of file lq-le.hpp.

template<class View , int o>

Gecode::Int::Rel::NaryLqLe< View, o >::NaryLqLe	(	Home	home,
		ViewArray< View > &	x
	)			[inline, protected]

Constructor for posting.

Definition at line 203 of file lq-le.hpp.

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Member Function Documentation

template<class View , int o>

bool Gecode::Int::Rel::NaryLqLe< View, o >::empty

(

void

)

const [inline, protected]

Whether no more positions must be propagated.

Reimplemented from Gecode::ActorLink.

Definition at line 180 of file lq-le.hpp.

template<class View , int o>

int Gecode::Int::Rel::NaryLqLe< View, o >::pop

(

Space &

home

)

[inline, protected]

Pop a position to be propagated and return it.

Definition at line 193 of file lq-le.hpp.

template<class View , int o>

void Gecode::Int::Rel::NaryLqLe< View, o >::push	(	Space &	home,
		int	p
	)			[inline, protected]

Push a new position p to be propagated.

Definition at line 185 of file lq-le.hpp.

template<class View , int o>

Actor * Gecode::Int::Rel::NaryLqLe< View, o >::copy	(	Space &	home,
		bool	share
	)			[inline, virtual]

Copy propagator during cloning.

Implements Gecode::Actor.

Definition at line 294 of file lq-le.hpp.

template<class View , int o>

PropCost Gecode::Int::Rel::NaryLqLe< View, o >::cost	(	const Space &	home,
		const ModEventDelta &	med
	)			const [inline, virtual]

Cost function.

Reimplemented from Gecode::NaryPropagator< View, PC_INT_NONE >.

Definition at line 320 of file lq-le.hpp.

template<class View , int o>

ExecStatus Gecode::Int::Rel::NaryLqLe< View, o >::advise	(	Space &	home,
		Advisor &	a,
		const Delta &	d
	)			[inline, virtual]

Give advice to propagator.

Reimplemented from Gecode::Propagator.

Definition at line 339 of file lq-le.hpp.

template<class View , int o>

ExecStatus Gecode::Int::Rel::NaryLqLe< View, o >::propagate	(	Space &	home,
		const ModEventDelta &	med
	)			[inline, virtual]

Perform propagation.

Implements Gecode::Propagator.

Definition at line 371 of file lq-le.hpp.

template<class View , int o>

size_t Gecode::Int::Rel::NaryLqLe< View, o >::dispose

(

Space &

home

)

[inline, virtual]

Delete propagator and return its size.

Reimplemented from Gecode::NaryPropagator< View, PC_INT_NONE >.

Definition at line 326 of file lq-le.hpp.

template<class View , int o>

ExecStatus Gecode::Int::Rel::NaryLqLe< View, o >::post	(	Home	home,
		ViewArray< View > &	x
	)			[inline, static]

Post propagator for .

Definition at line 212 of file lq-le.hpp.

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Member Data Documentation

template<class View, int o>

Council<Index> Gecode::Int::Rel::NaryLqLe< View, o >::c [protected]

The advisor council.

Definition at line 218 of file rel.hh.

template<class View, int o>

Pos* Gecode::Int::Rel::NaryLqLe< View, o >::pos [protected]

Stack of positions.

Definition at line 251 of file rel.hh.

template<class View, int o>

bool Gecode::Int::Rel::NaryLqLe< View, o >::run [protected]

Whether the propagator is currently running.

Definition at line 259 of file rel.hh.

template<class View, int o>

int Gecode::Int::Rel::NaryLqLe< View, o >::n_subsumed [protected]

Number of already subsumed advisors (or views).

Definition at line 261 of file rel.hh.

template<class View, int o>

const int Gecode::Int::Rel::NaryLqLe< View, o >::n_threshold = 7 [static, protected]

Compact during cloning when more advisors than that are subsumed.

Definition at line 263 of file rel.hh.

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

• gecode/int/rel.hh (Revision: 12472)
• gecode/int/rel/lq-le.hpp (Revision: 13068)