
Propagator for counting views (equal to number of equal views) More...
#include <count.hh>
Public Member Functions | |
| EqView (Home home, ViewArray< VX > &x, VY y, VZ z, int c) | |
| Constructor for creation. More... | |
| virtual Actor * | copy (Space &home, bool share) |
| Create copy during cloning. More... | |
| virtual ExecStatus | propagate (Space &home, const ModEventDelta &med) |
| Perform propagation. More... | |
Public Member Functions inherited from Gecode::Int::Count::ViewBase< VX, VY, VZ > | |
| virtual size_t | dispose (Space &home) |
| Delete propagator and return its size. More... | |
| virtual PropCost | cost (const Space &home, const ModEventDelta &med) const |
| Cost function (defined as low linear) More... | |
Public Member Functions inherited from Gecode::Propagator | |
| 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... | |
Public Member Functions inherited from Gecode::Actor | |
Static Public Member Functions | |
| static ExecStatus | post (Home home, ViewArray< VX > &x, VY y, VZ z, int c) |
Post propagator for . More... | |
Static Public Member Functions inherited from Gecode::Actor | |
| 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 | |
| EqView (Space &home, bool share, EqView &p) | |
| Constructor for cloning p. More... | |
Protected Member Functions inherited from Gecode::Int::Count::ViewBase< VX, VY, VZ > | |
| ViewBase (Space &home, bool share, ViewBase &p) | |
| Constructor for cloning p. More... | |
| ViewBase (Home home, ViewArray< VX > &x, VY y, VZ z, int c) | |
| Constructor for creation. More... | |
| void | count (Space &home) |
| Count how many views are equal now. More... | |
| int | atleast (void) const |
| How many views are at least equal. More... | |
| int | atmost (void) const |
| How many views are at most equal. More... | |
Protected Member Functions inherited from Gecode::Propagator | |
| 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... | |
Additional Inherited Members | |
Static Protected Member Functions inherited from Gecode::Int::Count::ViewBase< VX, VY, VZ > | |
| static bool | sharing (const ViewArray< VX > &x, const VY &y, const VZ &z) |
| Test whether there is sharing of z with x or y. More... | |
Protected Attributes inherited from Gecode::Int::Count::ViewBase< VX, VY, VZ > | |
| ViewArray< VX > | x |
| Views still to count. More... | |
| VY | y |
| View to compare to. More... | |
| VZ | z |
| View which yields result of counting. More... | |
| int | c |
| Number of views which are equal and have been eliminated. More... | |
Propagator for counting views (equal to number of equal views)
Not all combinations of views are possible. The types VX and VY must be either equal, or VY must be ConstIntView, ZeroIntView, or IntSet.
Requires
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inlineprotected |
Constructor for cloning p.
Definition at line 63 of file view-eq.hpp.
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inline |
Constructor for creation.
Definition at line 42 of file view-eq.hpp.
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virtual |
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virtual |
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static |
Post propagator for
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Definition at line 48 of file view-eq.hpp.