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bool.cpp
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37 
38 #include <gecode/int.hh>
39 
40 namespace Gecode { namespace Int {
41 
42  BoolVarImp BoolVarImp::s_one(1);
43  BoolVarImp BoolVarImp::s_zero(0);
44 
45  ModEvent
47  assert(none());
48  bits() ^= (NONE ^ ONE);
49  assert(one());
50  IntDelta d(0);
51  return notify(home,ME_BOOL_VAL,d);
52  }
53 
54  ModEvent
56  assert(none());
57  bits() ^= (NONE ^ ZERO);
58  assert(zero());
59  IntDelta d(1);
60  return notify(home,ME_BOOL_VAL,d);
61  }
62 
63  void
65  bool schedule) {
66  // Subscription can be used with integer propagation conditions,
67  // which must be remapped to the single Boolean propagation condition.
69  }
70 
71  void
74  }
75 
76  void
78  BoolVarImpBase::subscribe(home,a,assigned(),fail);
79  }
80 
81 }}
82 
83 // STATISTICS: int-var
void reschedule(Gecode::Space &home, Gecode::Propagator &p, Gecode::PropCond pc, bool assigned)
Re-schedule propagator p.
Definition: var-imp.hpp:317
static const BoolStatus NONE
Status of domain not yet assigned.
Definition: var-imp.hpp:529
ModEvent zero_none(Space &home)
Assign unassigned variable to zero.
Definition: bool.cpp:55
int ModEvent
Type for modification events.
Definition: core.hpp:64
Base-class for propagators.
Definition: core.hpp:1016
Base-class for advisors.
Definition: core.hpp:1218
void reschedule(Space &home, Propagator &p, PropCond pc)
Re-schedule propagator p.
Definition: bool.cpp:72
Computation spaces.
Definition: core.hpp:1668
bool zero(void) const
Test whether variable is assigned to zero.
Definition: bool.hpp:135
bool assigned(void) const
Test whether variable is assigned.
Definition: bool.hpp:89
Gecode::IntSet d(v, 7)
static const BoolStatus ONE
Status of domain assigned to one.
Definition: var-imp.hpp:527
int p
Number of positive literals for node type.
Definition: bool-expr.cpp:236
int PropCond
Type for propagation conditions.
Definition: core.hpp:74
void subscribe(Gecode::Space &home, Gecode::Propagator &p, Gecode::PropCond pc, bool assigned, bool schedule)
Subscribe propagator p with propagation condition pc.
Definition: var-imp.hpp:304
void subscribe(Space &home, Propagator &p, PropCond pc, bool schedule=true)
Subscribe propagator p to variable with propagation condition pc.
Definition: bool.cpp:64
static const BoolStatus ZERO
Status of domain assigned to zero.
Definition: var-imp.hpp:525
Integer delta information for advisors.
Definition: var-imp.hpp:55
Gecode::ModEvent notify(Gecode::Space &home, Gecode::ModEvent me, Gecode::Delta &d)
Notify that variable implementation has been modified with modification event me and delta informatio...
Definition: var-imp.hpp:322
struct Gecode::@585::NNF::@62::@64 a
For atomic nodes.
ModEvent one_none(Space &home)
Assign unassigned variable to one.
Definition: bool.cpp:46
bool none(void) const
Test whether variable is not yet assigned.
Definition: bool.hpp:143
ModEvent fail(Space &home)
Run advisors to be run on failure and returns ME_GEN_FAILED.
Definition: core.hpp:4417
Gecode toplevel namespace
static void schedule(Space &home, Propagator &p, ModEvent me)
Schedule propagator p with modification event me.
Definition: bool.hpp:409
unsigned int bits(void) const
Provide access to free bits.
Definition: core.hpp:4047
bool one(void) const
Test whether variable is assigned to one.
Definition: bool.hpp:139
const Gecode::PropCond PC_BOOL_VAL
Propagate when a view becomes assigned (single value)
Definition: var-type.hpp:126
const Gecode::ModEvent ME_BOOL_VAL
Domain operation has resulted in a value (assigned variable)
Definition: var-type.hpp:116