Generated on Tue Feb 11 2025 17:33:26 for Gecode by doxygen 1.12.0

Naive channel propagator. More...

#include <channel.hh>

Public Member Functions

virtual Actorcopy (Space &home)
 Copy propagator during cloning.
 
virtual ExecStatus propagate (Space &home, const ModEventDelta &med)
 Perform propagation.
 
- Public Member Functions inherited from Gecode::Int::Channel::Base< ValInfo< View >, Offset, PC_INT_VAL >
virtual PropCost cost (const Space &home, const ModEventDelta &med) const
 Propagation cost (defined as low quadratic)
 
virtual void reschedule (Space &home)
 Schedule function.
 
virtual size_t dispose (Space &home)
 Delete propagator and return its size.
 
- Public Member Functions inherited from Gecode::Propagator
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.
 
- Public Member Functions inherited from Gecode::Actor
virtual ~Actor (void)
 To avoid warnings.
 

Static Public Member Functions

static ExecStatus post (Home home, int n, ValInfo< View > *xy, Offset &ox, Offset &oy)
 Post propagator for channeling.
 
- Static Public Member Functions inherited from Gecode::Actor
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

 Val (Space &home, Val &p)
 Constructor for cloning p.
 
 Val (Home home, int n, ValInfo< View > *xy, Offset &ox, Offset &oy)
 Constructor for posting.
 
- Protected Member Functions inherited from Gecode::Int::Channel::Base< ValInfo< View >, Offset, PC_INT_VAL >
 Base (Space &home, Base< ValInfo< View >, Offset, pc > &p)
 Constructor for cloning p.
 
 Base (Home home, int n, ValInfo< View > *xy, Offset &ox, Offset &oy)
 Constructor for posting.
 
- 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.
 

Additional Inherited Members

- Public Attributes inherited from Gecode::Propagator
- Protected Attributes inherited from Gecode::Int::Channel::Base< ValInfo< View >, Offset, PC_INT_VAL >
int n
 Number of views (actually twice as many for both x and y)
 
int n_na
 Total number of not assigned views (not known to be assigned)
 
Offset ox
 Offset transformation for x variables.
 
Offset oy
 Offset transformation for y variables.
 
ValInfo< View > * xy
 View and information for both x and y.
 

Detailed Description

template<class View, class Offset, bool shared>
class Gecode::Int::Channel::Val< View, Offset, shared >

Naive channel propagator.

Only propagates if views become assigned. If shared is true, the same views can be contained in both x and y.

Requires

Definition at line 97 of file channel.hh.

Constructor & Destructor Documentation

◆ Val() [1/2]

template<class View , class Offset , bool shared>
Gecode::Int::Channel::Val< View, Offset, shared >::Val ( Space & home,
Val< View, Offset, shared > & p )
protected

Constructor for cloning p.

◆ Val() [2/2]

template<class View , class Offset , bool shared>
Gecode::Int::Channel::Val< View, Offset, shared >::Val ( Home home,
int n,
ValInfo< View > * xy,
Offset & ox,
Offset & oy )
inlineprotected

Constructor for posting.

Definition at line 182 of file val.hpp.

Member Function Documentation

◆ copy()

template<class View , class Offset , bool shared>
Actor * Gecode::Int::Channel::Val< View, Offset, shared >::copy ( Space & home)
virtual

Copy propagator during cloning.

Implements Gecode::Actor.

Definition at line 193 of file val.hpp.

◆ propagate()

template<class View , class Offset , bool shared>
ExecStatus Gecode::Int::Channel::Val< View, Offset, shared >::propagate ( Space & home,
const ModEventDelta & med )
virtual

Perform propagation.

Implements Gecode::Propagator.

Definition at line 199 of file val.hpp.

◆ post()

template<class View , class Offset , bool shared>
ExecStatus Gecode::Int::Channel::Val< View, Offset, shared >::post ( Home home,
int n,
ValInfo< View > * xy,
Offset & ox,
Offset & oy )
static

Post propagator for channeling.

Definition at line 230 of file val.hpp.


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