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) More... | |
virtual size_t | dispose (Space &home) |
Delete propagator and return its size. More... | |
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virtual ExecStatus | propagate (Space &home, const ModEventDelta &med)=0 |
Propagation function. More... | |
ModEventDelta | modeventdelta (void) const |
Return the modification event delta. More... | |
virtual ExecStatus | advise (Space &home, Advisor &a, const Delta &d) |
Advise function. More... | |
double | afc (const Space &home) const |
Return the accumlated failure count. More... | |
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virtual Actor * | copy (Space &home, bool share)=0 |
Create copy. More... | |
Protected Member Functions | |
Lin (Space &home, bool share, Lin< P, N, pc > &p) | |
Constructor for cloning p. More... | |
Lin (Home home, ViewArray< P > &x, ViewArray< N > &y, FloatVal c) | |
Constructor for creation. More... | |
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Propagator (Home home) | |
Constructor for posting. More... | |
Propagator (Space &home, bool share, Propagator &p) | |
Constructor for cloning p. More... | |
Propagator * | fwd (void) const |
Return forwarding pointer during copying. More... | |
Protected Attributes | |
ViewArray< P > | x |
Array of positive views. More... | |
ViewArray< N > | y |
Array of negative views. More... | |
FloatVal | c |
Constant value. More... | |
Related Functions | |
(Note that these are not member functions.) | |
template<class View > | |
void | bounds_p (ModEventDelta med, ViewArray< View > &x, FloatVal &c, FloatNum &sl, FloatNum &su) |
Compute bounds information for positive views. More... | |
template<class View > | |
void | bounds_n (ModEventDelta med, ViewArray< View > &y, FloatVal &c, FloatNum &sl, FloatNum &su) |
Compute bounds information for negative views. More... | |
Additional Inherited Members | |
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static void * | operator new (size_t s, Space &home) |
Allocate memory from space. More... | |
static void | operator delete (void *p, Space &home) |
No-op for exceptions. More... | |
Base-class for n-ary linear propagators.
Positive views are of type P whereas negative views are of type N.
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inlineprotected |
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virtual |
Cost function (defined as low linear)
Implements Gecode::Propagator.
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inlinevirtual |
Delete propagator and return its size.
Reimplemented from Gecode::Actor.
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related |
Compute bounds information for positive views.
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related |
Compute bounds information for negative views.
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protected |
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protected |
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protected |