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Propagator for nary union More...

#include <rel-op.hh>

Public Member Functions

virtual Actorcopy (Space &home)
 Copy propagator during cloning.
virtual ExecStatus propagate (Space &home, const ModEventDelta &med)
 Perform propagation.
virtual PropCost cost (const Space &home, const ModEventDelta &med) const
 Cost function.
Public Member Functions inherited from Gecode::MixNaryOnePropagator< View0, PC_SET_ANY, View1, PC_SET_ANY >
virtual void reschedule (Space &home)
 Schedule function.
virtual size_t dispose (Space &home)
 Delete propagator and return its size.
ModEventDelta modeventdelta (void) const
 Return the modification event delta.
virtual ExecStatus advise (Space &home, Advisor &a, const Delta &d)
 Advise function.
virtual void advise (Space &home, Advisor &a)
 Run advisor a to be run on failure in failed space.
double afc (void) const
 Return the accumlated failure count.
unsigned int id (void) const
 Return propagator id.
PropagatorGroup group (void) const
 Return group propagator belongs to.
void group (PropagatorGroup g)
 Add propagator to group g.
bool disabled (void) const
 Whether propagator is currently disabled.
virtual ~Actor (void)
 To avoid warnings.

Static Public Member Functions

static ExecStatus post (Home home, ViewArray< View0 > &y, View1 x)
 Post propagator $ x = \bigcup_{i\in\{0,\dots,n-1\}} y_i $.
static ExecStatus post (Home home, ViewArray< View0 > &y, const IntSet &z, View1 x)
 Post propagator $ x = z\cup\bigcup_{i\in\{0,\dots,n-1\}} y_i $.
static void * operator new (size_t s, Space &home)
 Allocate memory from space.
static void operator delete (void *p, Space &home)
 No-op for exceptions.
static void * operator new (size_t s)
 Not used.
static void operator delete (void *p)
 Not used.

Protected Member Functions

 UnionN (Space &home, UnionN &p)
 Constructor for cloning p.
 UnionN (Home home, ViewArray< View0 > &, View1)
 Constructor for posting.
 UnionN (Home home, ViewArray< View0 > &, const IntSet &, View1)
 Constructor for posting.
Protected Member Functions inherited from Gecode::MixNaryOnePropagator< View0, PC_SET_ANY, View1, PC_SET_ANY >
 MixNaryOnePropagator (Space &home, MixNaryOnePropagator &p)
 Constructor for cloning p.
Protected Member Functions inherited from Gecode::Propagator
 Propagator (Home home)
 Constructor for posting.
 Propagator (Space &home, Propagator &p)
 Constructor for cloning p.
Propagatorfwd (void) const
 Return forwarding pointer during copying.
Kernel::GPI::Infogpi (void)
 Provide access to global propagator information.

Protected Attributes

bool shared
 Whether the any views share a variable implementation.
GLBndSet unionOfDets
 Union of the determined $x_i$ (which are dropped)
Protected Attributes inherited from Gecode::MixNaryOnePropagator< View0, PC_SET_ANY, View1, PC_SET_ANY >
ViewArray< View0 > x
 Array of views.
View1 y
 Single view.

Detailed Description

template<class View0, class View1>
class Gecode::Set::RelOp::UnionN< View0, View1 >

Propagator for nary union

Requires

Definition at line 218 of file rel-op.hh.

Constructor & Destructor Documentation

◆ UnionN() [1/3]

template<class View0, class View1>
Gecode::Set::RelOp::UnionN< View0, View1 >::UnionN ( Space & home,
UnionN< View0, View1 > & p )
inlineprotected

Constructor for cloning p.

Definition at line 221 of file union.hpp.

◆ UnionN() [2/3]

template<class View0, class View1>
Gecode::Set::RelOp::UnionN< View0, View1 >::UnionN ( Home home,
ViewArray< View0 > & x,
View1 y )
inlineprotected

Constructor for posting.

Definition at line 204 of file union.hpp.

◆ UnionN() [3/3]

template<class View0, class View1>
Gecode::Set::RelOp::UnionN< View0, View1 >::UnionN ( Home home,
ViewArray< View0 > & x,
const IntSet & z,
View1 y )
inlineprotected

Constructor for posting.

Definition at line 211 of file union.hpp.

Member Function Documentation

◆ copy()

template<class View0, class View1>
Actor * Gecode::Set::RelOp::UnionN< View0, View1 >::copy ( Space & home)
virtual

Copy propagator during cloning.

Implements Gecode::Actor.

Definition at line 229 of file union.hpp.

◆ propagate()

template<class View0, class View1>
ExecStatus Gecode::Set::RelOp::UnionN< View0, View1 >::propagate ( Space & home,
const ModEventDelta & med )
virtual

Perform propagation.

Implements Gecode::Propagator.

Definition at line 266 of file union.hpp.

◆ cost()

template<class View0, class View1>
PropCost Gecode::Set::RelOp::UnionN< View0, View1 >::cost ( const Space & home,
const ModEventDelta & med ) const
virtual

Cost function.

Reimplemented from Gecode::MixNaryOnePropagator< View0, PC_SET_ANY, View1, PC_SET_ANY >.

Definition at line 260 of file union.hpp.

◆ post() [1/2]

template<class View0, class View1>
ExecStatus Gecode::Set::RelOp::UnionN< View0, View1 >::post ( Home home,
ViewArray< View0 > & y,
View1 x )
static

Post propagator $ x = \bigcup_{i\in\{0,\dots,n-1\}} y_i $.

Definition at line 235 of file union.hpp.

◆ post() [2/2]

template<class View0, class View1>
ExecStatus Gecode::Set::RelOp::UnionN< View0, View1 >::post ( Home home,
ViewArray< View0 > & y,
const IntSet & z,
View1 x )
static

Post propagator $ x = z\cup\bigcup_{i\in\{0,\dots,n-1\}} y_i $.

Definition at line 252 of file union.hpp.

Member Data Documentation

◆ shared

template<class View0, class View1>
bool Gecode::Set::RelOp::UnionN< View0, View1 >::shared
protected

Whether the any views share a variable implementation.

Definition at line 224 of file rel-op.hh.

◆ unionOfDets

template<class View0, class View1>
GLBndSet Gecode::Set::RelOp::UnionN< View0, View1 >::unionOfDets
protected

Union of the determined $x_i$ (which are dropped)

Definition at line 226 of file rel-op.hh.


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