Base-class for n-ary linear propagators. More...
#include <linear.hh>
Public Member Functions | |
virtual PropCost | cost (const Space &home, const ModEventDelta &med) const |
Cost function (defined as low linear) | |
virtual void | reschedule (Space &home) |
Schedule function. | |
virtual size_t | dispose (Space &home) |
Delete propagator and return its size. | |
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virtual ExecStatus | propagate (Space &home, const ModEventDelta &med)=0 |
Propagation function. | |
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. | |
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virtual Actor * | copy (Space &home)=0 |
Create copy. | |
virtual | ~Actor (void) |
To avoid warnings. | |
Protected Member Functions | |
Lin (Space &home, Lin< Val, P, N, pc > &p) | |
Constructor for cloning p. | |
Lin (Home home, ViewArray< P > &x, ViewArray< N > &y, Val c) | |
Constructor for creation. | |
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Propagator (Home home) | |
Constructor for posting. | |
Propagator (Space &home, Propagator &p) | |
Constructor for cloning p. | |
Propagator * | fwd (void) const |
Return forwarding pointer during copying. | |
Kernel::GPI::Info & | gpi (void) |
Provide access to global propagator information. | |
Protected Attributes | |
ViewArray< P > | x |
Array of positive views. | |
ViewArray< N > | y |
Array of negative views. | |
Val | c |
Constant value. | |
Related Symbols | |
(Note that these are not member symbols.) | |
template<class Val , class View > | |
void | bounds_p (ModEventDelta med, ViewArray< View > &x, Val &c, Val &sl, Val &su) |
Compute bounds information for positive views. | |
template<class Val , class View > | |
void | bounds_n (ModEventDelta med, ViewArray< View > &y, Val &c, Val &sl, Val &su) |
Compute bounds information for negative views. | |
Additional Inherited Members | |
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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. | |
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Base-class for n-ary linear propagators.
The type Val can be either long
long int or int
, defining the numerical precision during propagation. Positive views are of type P whereas negative views are of type N.
The propagation condition pc refers to all views.
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inlineprotected |
Constructor for cloning p.
Definition at line 69 of file int-nary.hpp.
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inlineprotected |
Constructor for creation.
Definition at line 61 of file int-nary.hpp.
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virtual |
Cost function (defined as low linear)
Implements Gecode::Propagator.
Reimplemented in Gecode::Int::Linear::DomEq< Val, View >.
Definition at line 77 of file int-nary.hpp.
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virtual |
Schedule function.
Implements Gecode::Propagator.
Reimplemented in Gecode::Int::Linear::ReLin< Val, P, N, pc, Ctrl >, Gecode::Int::Linear::ReLin< Val, P, N, PC_INT_BND, BoolView >, and Gecode::Int::Linear::ReLin< Val, P, N, PC_INT_BND, Ctrl >.
Definition at line 83 of file int-nary.hpp.
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inlinevirtual |
Delete propagator and return its size.
Reimplemented from Gecode::Actor.
Reimplemented in Gecode::Int::Linear::ReLin< Val, P, N, pc, Ctrl >, Gecode::Int::Linear::ReLin< Val, P, N, PC_INT_BND, BoolView >, and Gecode::Int::Linear::ReLin< Val, P, N, PC_INT_BND, Ctrl >.
Definition at line 90 of file int-nary.hpp.
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related |
Compute bounds information for positive views.
Definition at line 140 of file int-nary.hpp.
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related |
Compute bounds information for negative views.
Definition at line 161 of file int-nary.hpp.
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protected |
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protected |
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protected |