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Negated Boolean view. More...

#include <view.hpp>

Domain status access

static const int BITS = BoolView::BITS
 How many bits does the status have.
static const BoolStatus ZERO = BoolView::ONE
 Status of domain assigned to zero.
static const BoolStatus ONE = BoolView::ZERO
 Status of domain assigned to one.
static const BoolStatus NONE = BoolView::NONE
 Status of domain not yet assigned.
BoolStatus status (void) const
 Return current domain status.

Constructors and initialization

 NegBoolView (void)
 Default constructor.
 NegBoolView (const BoolView &y)
 Initialize with Boolean view y.

Boolean domain tests

bool zero (void) const
 Test whether view is assigned to be zero.
bool one (void) const
 Test whether view is assigned to be one.
bool none (void) const
 Test whether view is not yet assigned.

Boolean assignment operations

ModEvent one (Space &home)
 Try to assign view to one.
ModEvent zero (Space &home)
 Try to assign view to zero.
ModEvent one_none (Space &home)
 Assign not yet assigned view to one.
ModEvent zero_none (Space &home)
 Assign not yet assigned view to zero.

Domain update by value

ModEvent lq (Space &home, int n)
 Restrict domain values to be less or equal than n.
ModEvent lq (Space &home, long long int 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, long long int 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, long long int 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, long long int 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, long long int 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, long long int n)
 Restrict domain values to be equal to n.

Value access

int min (void) const
 Return minimum of domain.
int max (void) const
 Return maximum of domain.
int val (void) const
 Return assigned value (only if assigned)

Delta information for advisors

int min (const Delta &d) const
 Return minimum value just pruned.
int max (const Delta &d) const
 Return maximum value just pruned.
unsigned int width (const Delta &d) const
 Return width of values just pruned.
bool any (const Delta &d) const
 Test whether arbitrary values got pruned.
static bool zero (const Delta &d)
 Test whether a view has been assigned to zero.
static bool one (const Delta &d)
 Test whether a view has been assigned to one.

View comparison

bool operator== (const NegBoolView &x, const NegBoolView &y)
 Test whether views x and y are the same.
bool operator!= (const NegBoolView &x, const NegBoolView &y)
 Test whether views x and y are not the same.
template<class Char, class Traits>
std::basic_ostream< Char, Traits > & operator<< (std::basic_ostream< Char, Traits > &os, const NegBoolView &x)
 Print negated Boolean view.

Additional Inherited Members

Public Types inherited from Gecode::DerivedView< BoolView >
typedef BoolView::VarImpType VarImpType
 The variable implementation type belonging to the View.
typedef BoolView::VarType VarType
 The variable type belonging to the View.
VarImpTypevarimp (void) const
 Return variable implementation of view.
BoolView base (void) const
 Return view from which this view is derived.
unsigned int degree (void) const
 Return degree (number of subscribed propagators)
double afc (void) const
 Return accumulated failure count.
bool assigned (void) const
 Test whether view is assigned.
void subscribe (Space &home, Propagator &p, PropCond pc, bool schedule=true)
 Subscribe propagator p with propagation condition pc to view.
void cancel (Space &home, Propagator &p, PropCond pc)
 Cancel subscription of propagator p with propagation condition pc to view.
void reschedule (Space &home, Propagator &p, PropCond pc)
 Re-schedule propagator p with propagation condition pc.
void update (Space &home, DerivedView< BoolView > &y)
 Update this view to be a clone of view y.
bool operator< (const DerivedView< BoolView > &y) const
 Whether this view comes before view y (arbitray order)
static bool varderived (void)
 Return whether this view is derived from a VarImpView.
static void schedule (Space &home, Propagator &p, ModEvent me)
 Schedule propagator p with modification event me.
static ModEvent me (const ModEventDelta &med)
 Return modification event for view type in med.
static ModEventDelta med (ModEvent)
 Translate modification event me to modification event delta for view.
static ModEvent modevent (const Delta &d)
 Return modification event.
Protected Member Functions inherited from Gecode::DerivedView< BoolView >
 DerivedView (void)
 Default constructor.
Protected Attributes inherited from Gecode::DerivedView< BoolView >
BoolView x
 View from which this view is derived.

Detailed Description

Negated Boolean view.

A negated Boolean view $n$ for a Boolean view $b$ provides operations such that $n$ behaves as $\neg b$.

Definition at line 1574 of file view.hpp.

Constructor & Destructor Documentation

◆ NegBoolView() [1/2]

Gecode::Int::NegBoolView::NegBoolView ( void )
inline

Default constructor.

Definition at line 50 of file neg-bool.hpp.

◆ NegBoolView() [2/2]

Gecode::Int::NegBoolView::NegBoolView ( const BoolView & y)
inlineexplicit

Initialize with Boolean view y.

Definition at line 52 of file neg-bool.hpp.

Member Function Documentation

◆ status()

BoolStatus Gecode::Int::NegBoolView::status ( void ) const
inline

Return current domain status.

Definition at line 61 of file neg-bool.hpp.

◆ zero() [1/3]

bool Gecode::Int::NegBoolView::zero ( void ) const
inline

Test whether view is assigned to be zero.

Definition at line 65 of file neg-bool.hpp.

◆ one() [1/3]

bool Gecode::Int::NegBoolView::one ( void ) const
inline

Test whether view is assigned to be one.

Definition at line 69 of file neg-bool.hpp.

◆ none()

bool Gecode::Int::NegBoolView::none ( void ) const
inline

Test whether view is not yet assigned.

Definition at line 73 of file neg-bool.hpp.

◆ one() [2/3]

ModEvent Gecode::Int::NegBoolView::one ( Space & home)
inline

Try to assign view to one.

Definition at line 96 of file neg-bool.hpp.

◆ zero() [2/3]

ModEvent Gecode::Int::NegBoolView::zero ( Space & home)
inline

Try to assign view to zero.

Definition at line 92 of file neg-bool.hpp.

◆ one_none()

ModEvent Gecode::Int::NegBoolView::one_none ( Space & home)
inline

Assign not yet assigned view to one.

Definition at line 87 of file neg-bool.hpp.

◆ zero_none()

ModEvent Gecode::Int::NegBoolView::zero_none ( Space & home)
inline

Assign not yet assigned view to zero.

Definition at line 83 of file neg-bool.hpp.

◆ lq() [1/2]

ModEvent Gecode::Int::NegBoolView::lq ( Space & home,
int n )
inline

Restrict domain values to be less or equal than n.

Definition at line 105 of file neg-bool.hpp.

◆ lq() [2/2]

ModEvent Gecode::Int::NegBoolView::lq ( Space & home,
long long int n )
inline

Restrict domain values to be less or equal than n.

Definition at line 109 of file neg-bool.hpp.

◆ le() [1/2]

ModEvent Gecode::Int::NegBoolView::le ( Space & home,
int n )
inline

Restrict domain values to be less than n.

Definition at line 113 of file neg-bool.hpp.

◆ le() [2/2]

ModEvent Gecode::Int::NegBoolView::le ( Space & home,
long long int n )
inline

Restrict domain values to be less than n.

Definition at line 117 of file neg-bool.hpp.

◆ gq() [1/2]

ModEvent Gecode::Int::NegBoolView::gq ( Space & home,
int n )
inline

Restrict domain values to be greater or equal than n.

Definition at line 121 of file neg-bool.hpp.

◆ gq() [2/2]

ModEvent Gecode::Int::NegBoolView::gq ( Space & home,
long long int n )
inline

Restrict domain values to be greater or equal than n.

Definition at line 125 of file neg-bool.hpp.

◆ gr() [1/2]

ModEvent Gecode::Int::NegBoolView::gr ( Space & home,
int n )
inline

Restrict domain values to be greater than n.

Definition at line 129 of file neg-bool.hpp.

◆ gr() [2/2]

ModEvent Gecode::Int::NegBoolView::gr ( Space & home,
long long int n )
inline

Restrict domain values to be greater than n.

Definition at line 133 of file neg-bool.hpp.

◆ nq() [1/2]

ModEvent Gecode::Int::NegBoolView::nq ( Space & home,
int n )
inline

Restrict domain values to be different from n.

Definition at line 137 of file neg-bool.hpp.

◆ nq() [2/2]

ModEvent Gecode::Int::NegBoolView::nq ( Space & home,
long long int n )
inline

Restrict domain values to be different from n.

Definition at line 141 of file neg-bool.hpp.

◆ eq() [1/2]

ModEvent Gecode::Int::NegBoolView::eq ( Space & home,
int n )
inline

Restrict domain values to be equal to n.

Definition at line 145 of file neg-bool.hpp.

◆ eq() [2/2]

ModEvent Gecode::Int::NegBoolView::eq ( Space & home,
long long int n )
inline

Restrict domain values to be equal to n.

Definition at line 149 of file neg-bool.hpp.

◆ min() [1/2]

int Gecode::Int::NegBoolView::min ( void ) const
inline

Return minimum of domain.

Definition at line 158 of file neg-bool.hpp.

◆ max() [1/2]

int Gecode::Int::NegBoolView::max ( void ) const
inline

Return maximum of domain.

Definition at line 162 of file neg-bool.hpp.

◆ val()

int Gecode::Int::NegBoolView::val ( void ) const
inline

Return assigned value (only if assigned)

Definition at line 166 of file neg-bool.hpp.

◆ min() [2/2]

int Gecode::Int::NegBoolView::min ( const Delta & d) const
inline

Return minimum value just pruned.

Definition at line 182 of file neg-bool.hpp.

◆ max() [2/2]

int Gecode::Int::NegBoolView::max ( const Delta & d) const
inline

Return maximum value just pruned.

Definition at line 186 of file neg-bool.hpp.

◆ width()

unsigned int Gecode::Int::NegBoolView::width ( const Delta & d) const
inline

Return width of values just pruned.

Definition at line 190 of file neg-bool.hpp.

◆ any()

bool Gecode::Int::NegBoolView::any ( const Delta & d) const
inline

Test whether arbitrary values got pruned.

Definition at line 194 of file neg-bool.hpp.

◆ zero() [3/3]

bool Gecode::Int::NegBoolView::zero ( const Delta & d)
inlinestatic

Test whether a view has been assigned to zero.

Definition at line 198 of file neg-bool.hpp.

◆ one() [3/3]

bool Gecode::Int::NegBoolView::one ( const Delta & d)
inlinestatic

Test whether a view has been assigned to one.

Definition at line 202 of file neg-bool.hpp.

◆ operator==()

bool operator== ( const NegBoolView & x,
const NegBoolView & y )
related

Test whether views x and y are the same.

Definition at line 211 of file neg-bool.hpp.

◆ operator!=()

bool operator!= ( const NegBoolView & x,
const NegBoolView & y )
related

Test whether views x and y are not the same.

Definition at line 215 of file neg-bool.hpp.

◆ operator<<()

template<class Char, class Traits>
std::basic_ostream< Char, Traits > & operator<< ( std::basic_ostream< Char, Traits > & os,
const NegBoolView & x )
related

Print negated Boolean view.

Definition at line 67 of file print.hpp.

Member Data Documentation

◆ BITS

const int Gecode::Int::NegBoolView::BITS = BoolView::BITS
static

How many bits does the status have.

Definition at line 1589 of file view.hpp.

◆ ZERO

const BoolStatus Gecode::Int::NegBoolView::ZERO = BoolView::ONE
static

Status of domain assigned to zero.

Definition at line 1591 of file view.hpp.

◆ ONE

const BoolStatus Gecode::Int::NegBoolView::ONE = BoolView::ZERO
static

Status of domain assigned to one.

Definition at line 1593 of file view.hpp.

◆ NONE

const BoolStatus Gecode::Int::NegBoolView::NONE = BoolView::NONE
static

Status of domain not yet assigned.

Definition at line 1595 of file view.hpp.


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