Domain consistent global cardinality propagator. More...
#include <gcc.hh>
Public Member Functions | |
virtual Actor * | copy (Space &home, bool share) |
Copy propagator during cloning. More... | |
virtual PropCost | cost (const Space &home, const ModEventDelta &med) const |
Cost function. More... | |
virtual ExecStatus | propagate (Space &home, const ModEventDelta &med) |
Perform propagation. More... | |
virtual size_t | dispose (Space &home) |
Destructor. More... | |
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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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Static Public Member Functions | |
static ExecStatus | post (Home home, ViewArray< IntView > &x, ViewArray< Card > &k) |
Post propagator for views x and cardinalities k. More... | |
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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... | |
Protected Member Functions | |
Dom (Space &home, bool share, Dom< Card > &p) | |
Constructor for cloning p. More... | |
Dom (Home home, ViewArray< IntView > &, ViewArray< Card > &, bool) | |
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 | |
ViewArray< IntView > | x |
Views on which to perform domain-propagation. More... | |
ViewArray< IntView > | y |
Views used to channel information between x and k ( ![]() | |
ViewArray< Card > | k |
Array containing either fixed cardinalities or CardViews. More... | |
VarValGraph< Card > * | vvg |
Propagation is performed on a variable-value graph (used as cache) More... | |
bool | card_fixed |
Stores whether cardinalities are all assigned. More... | |
Domain consistent global cardinality propagator.
The algorithm is taken from: Claude-Guy Quimper, Peter van Beek, Alejandro López-Ortiz, and Alexander Golynski. Improved Algorithms for the Global Cardinality Constraint, CP 2004, pages 542-556.
Requires
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