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 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. | |
double | afc (void) const |
Return the accumlated failure count. |
Protected Member Functions | |
Lin (Space &home, bool share, 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, bool share, Propagator &p) | |
Constructor for cloning p. |
Protected Attributes | |
ViewArray< P > | x |
Array of positive views. | |
ViewArray< N > | y |
Array of negative views. | |
Val | c |
Constant value. |
Related Functions | |
(Note that these are not member functions.) | |
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. |
Base-class for n-ary linear propagators.
The type Val can be either double
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 73 of file int-nary.hpp.
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inlineprotected |
Constructor for creation.
Definition at line 65 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 81 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, Ctrl >, and Gecode::Int::Linear::ReLin< Val, P, N, PC_INT_BND, BoolView >.
Definition at line 87 of file int-nary.hpp.
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related |
Compute bounds information for positive views.
Definition at line 129 of file int-nary.hpp.
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related |
Compute bounds information for negative views.
Definition at line 150 of file int-nary.hpp.
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protected |
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protected |
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protected |