Base-class for channel propagators. More...
#include <channel.hh>
Public Member Functions | |
virtual PropCost | cost (const Space &home, const ModEventDelta &med) const |
Propagation cost (defined as low quadratic) 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 | |
Base (Space &home, bool share, Base< Info, Offset, pc > &p) | |
Constructor for cloning p. More... | |
Base (Home home, int n, Info *xy, Offset &ox, Offset &oy) | |
Constructor for posting. 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 | |
int | n |
Number of views (actually twice as many for both x and y) More... | |
int | n_na |
Total number of not assigned views (not known to be assigned) More... | |
Offset | ox |
Offset transformation for x variables. More... | |
Offset | oy |
Offset transformation for y variables. More... | |
Info * | xy |
View and information for both x and y. 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 channel propagators.
Definition at line 59 of file channel.hh.
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virtual |
Propagation cost (defined as low quadratic)
Implements Gecode::Propagator.
Reimplemented in Gecode::Int::Channel::Dom< View, Offset, shared >.
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inlinevirtual |
Delete propagator and return its size.
Reimplemented from Gecode::Actor.
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protected |
Number of views (actually twice as many for both x and y)
Definition at line 62 of file channel.hh.
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protected |
Total number of not assigned views (not known to be assigned)
Definition at line 64 of file channel.hh.
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protected |
Offset transformation for x variables.
Definition at line 66 of file channel.hh.
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protected |
Offset transformation for y variables.
Definition at line 68 of file channel.hh.
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protected |
View and information for both x and y.
Definition at line 70 of file channel.hh.