ter-dom.hpp File Reference

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Namespaces
namespace	Gecode
	Gecode toplevel namespace
namespace	Gecode::Int
	Finite domain integers.
namespace	Gecode::Int::Distinct
	Distinct propagators
Defines
#define	GECODE_INT_HALL_ONE(x0, x1, x2)
	Check whether x0 forms a Hall set of cardinality one.
#define	GECODE_INT_HALL_TWO(x0, x1, x2)
	Check whether x0 and x1 form a Hall set of cardinality two.

---

Define Documentation

#define GECODE_INT_HALL_ONE	(	x0,
		x1,
		x2		)

Value:

if (x0.assigned()) {                          \
    GECODE_ME_CHECK(x1.nq(home,x0.val()));      \
    GECODE_ME_CHECK(x2.nq(home,x0.val()));      \
    if (x1.assigned()) {                        \
      GECODE_ME_CHECK(x2.nq(home,x1.val()));    \
      return home.ES_SUBSUMED(*this);            \
    }                                           \
    if (x2.assigned()) {                        \
      GECODE_ME_CHECK(x1.nq(home,x2.val()));    \
      return home.ES_SUBSUMED(*this);            \
    }                                           \
    return ES_FIX;                              \
  }

Check whether x0 forms a Hall set of cardinality one.

Definition at line 66 of file ter-dom.hpp.

#define GECODE_INT_HALL_TWO	(	x0,
		x1,
		x2		)

Value:

if ((x0.size() == 2) && (x1.size() == 2) &&                   \
      (x0.min() == x1.min()) && (x0.max() == x1.max())) {       \
    GECODE_ME_CHECK(x2.nq(home,x0.min()));                      \
    GECODE_ME_CHECK(x2.nq(home,x0.max()));                      \
    return ES_FIX;                                              \
  }

Check whether x0 and x1 form a Hall set of cardinality two.

Definition at line 83 of file ter-dom.hpp.