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#ifndef GECODE_SET_REL_HH#define GECODE_SET_REL_HH
#include <gecode/set.hh>
namespace Gecode { namespace Set { namespace Rel {
/** * \namespace Gecode::Set::Rel * \brief Standard set relation propagators */
/// Test whether two views are in fact the same template<class VX, class VY> bool same(VX c, VY y);
/** * \brief %Propagator for the subset constraint * * Requires \code #include <gecode/set/rel.hh> \endcode * \ingroup FuncSetProp */
template<class View0, class View1> class Subset : public MixBinaryPropagator<View0,PC_SET_CGLB,View1,PC_SET_CLUB> { protected: using MixBinaryPropagator<View0,PC_SET_CGLB,View1,PC_SET_CLUB>::x0; using MixBinaryPropagator<View0,PC_SET_CGLB,View1,PC_SET_CLUB>::x1; /// Constructor for cloning \a p Subset(Space& home, Subset& p); /// Constructor for posting Subset(Home home, View0 x0, View1 x1); public: /// Copy propagator during cloning virtual Actor* copy(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator \f$ x\subseteq y\f$ static ExecStatus post(Home home, View0 x, View1 y); };
/** * \brief %Propagator for the negated subset constraint * * Requires \code #include <gecode/set/rel.hh> \endcode * \ingroup FuncSetProp */
template<class View0, class View1> class NoSubset : public MixBinaryPropagator<View0,PC_SET_CLUB,View1,PC_SET_CGLB> { protected: using MixBinaryPropagator<View0,PC_SET_CLUB,View1,PC_SET_CGLB>::x0; using MixBinaryPropagator<View0,PC_SET_CLUB,View1,PC_SET_CGLB>::x1; /// Constructor for cloning \a p NoSubset(Space& home, NoSubset& p); /// Constructor for posting NoSubset(Home home, View0 x0, View1 x1); public: /// Copy propagator during cloning virtual Actor* copy(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator \f$ x\subseteq y\f$ static ExecStatus post(Home home,View0 x,View1 y); };
/** * \brief %Reified subset propagator * * Requires \code #include <gecode/set/rel.hh> \endcode * \ingroup FuncSetProp */ template<class View0, class View1, class CtrlView, ReifyMode rm> class ReSubset : public Propagator { protected: /// Variable view View0 x0; /// Variable view View1 x1; /// Boolean control view CtrlView b; /// Constructor for cloning \a p ReSubset(Space& home, ReSubset& p); /// Constructor for posting ReSubset(Home home, View0 x0, View1 x1, CtrlView b); public: /// Copy propagator during cloning virtual Actor* copy(Space& home); /// Cost function (defined as ternary low) virtual PropCost cost(const Space& home, const ModEventDelta& med) const; /// Schedule function virtual void reschedule(Space& home); /// Delete propagator and return its size virtual size_t dispose(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator for \f$ (x\subseteq y) \Leftrightarrow b \f$ static ExecStatus post(Home home, View0 x, View1 y, CtrlView b); };
/** * \brief %Propagator for set equality * * Requires \code #include <gecode/set/rel.hh> \endcode * \ingroup FuncSetProp */ template<class View0, class View1> class Eq : public MixBinaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY> { protected: using MixBinaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY>::x0; using MixBinaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY>::x1; /// Constructor for cloning \a p Eq(Space& home, Eq& p); /// Constructor for posting Eq(Home home, View0 x0, View1 x1); public: /// Copy propagator during cloning virtual Actor* copy(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator \f$ x=y \f$ static ExecStatus post(Home home, View0 x, View1 y); };
/** * \brief %Reified equality propagator * * Requires \code #include <gecode/set/rel.hh> \endcode * \ingroup FuncSetProp */ template<class View0, class View1, class CtrlView, ReifyMode rm> class ReEq : public Propagator { protected: View0 x0; View1 x1; CtrlView b; /// Constructor for cloning \a p ReEq(Space& home, ReEq&); /// Constructor for posting ReEq(Home home, View0 x0, View1 x1, CtrlView b); public: /// Copy propagator during cloning virtual Actor* copy(Space& home); /// Cost function (defined as PC_TERNARY_LO) virtual PropCost cost(const Space& home, const ModEventDelta& med) const; /// Schedule function virtual void reschedule(Space& home); /// Delete propagator and return its size virtual size_t dispose(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator for \f$ (x=y) \Leftrightarrow b\f$ static ExecStatus post(Home home, View0 x, View1 y, CtrlView b); };
/** * \brief %Propagator for set less than or equal * * Propagates strict inequality if \a strict is true. * * Requires \code #include <gecode/set/rel.hh> \endcode * \ingroup FuncSetProp */ template<class View0, class View1, bool strict=false> class Lq : public MixBinaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY> { protected: using MixBinaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY>::x0; using MixBinaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY>::x1; /// Constructor for cloning \a p Lq(Space& home, Lq& p); /// Constructor for posting Lq(Home home, View0 x0, View1 x1); public: /// Copy propagator during cloning virtual Actor* copy(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator \f$ x\leq y \f$ static ExecStatus post(Home home, View0 x, View1 y); };
/** * \brief %Reified propagator for set less than or equal * * Propagates strict inequality if \a strict is true. * * Requires \code #include <gecode/set/rel.hh> \endcode * \ingroup FuncSetProp */ template<class View0, class View1, ReifyMode rm, bool strict=false> class ReLq : public Propagator { protected: View0 x0; View1 x1; Gecode::Int::BoolView b; /// Constructor for cloning \a p ReLq(Space& home, ReLq& p); /// Constructor for posting ReLq(Home home, View0 x0, View1 x1, Gecode::Int::BoolView b); public: /// Copy propagator during cloning virtual Actor* copy(Space& home); /// Cost function (defined as PC_TERNARY_LO) virtual PropCost cost(const Space& home, const ModEventDelta& med) const; /// Schedule function virtual void reschedule(Space& home); /// Delete propagator and return its size virtual size_t dispose(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator for \f$ (x\leq y) \Leftrightarrow b\f$ static ExecStatus post(Home home, View0 x, View1 y, Gecode::Int::BoolView b); };
/** * \brief %Propagator for negated equality * * Requires \code #include <gecode/set/rel.hh> \endcode * \ingroup FuncSetProp */
template<class View0, class View1> class Distinct : public MixBinaryPropagator<View0,PC_SET_VAL,View1,PC_SET_VAL> { protected: using MixBinaryPropagator<View0,PC_SET_VAL,View1,PC_SET_VAL>::x0; using MixBinaryPropagator<View0,PC_SET_VAL,View1,PC_SET_VAL>::x1; /// Constructor for cloning \a p Distinct(Space& home, Distinct& p); /// Constructor for posting Distinct(Home home, View0 x0, View1 x1); public: /// Copy propagator during cloning virtual Actor* copy(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator \f$ x\neq y \f$ static ExecStatus post(Home home, View0 x, View1 y); };
/** * \brief %Propagator for negated equality * * This propagator actually propagates the distinctness, after the * Distinct propagator waited for one variable to become * assigned. * * Requires \code #include <gecode/set/rel.hh> \endcode * \ingroup FuncSetProp */ template<class View0> class DistinctDoit : public UnaryPropagator<View0,PC_SET_ANY> { protected: using UnaryPropagator<View0,PC_SET_ANY>::x0; /// The view that is already assigned ConstSetView y; /// Constructor for cloning \a p DistinctDoit(Space& home, DistinctDoit&); /// Constructor for posting DistinctDoit(Home home, View0 x0, ConstSetView y); public: /// Copy propagator during cloning virtual Actor* copy(Space& home); /// Perform propagation virtual ExecStatus propagate(Space& home, const ModEventDelta& med); /// Post propagator \f$ x\neq y \f$ static ExecStatus post(Home home, View0 x, ConstSetView y); };
}}}
#include <gecode/set/rel/common.hpp>#include <gecode/set/rel/subset.hpp>#include <gecode/set/rel/nosubset.hpp>#include <gecode/set/rel/re-subset.hpp>#include <gecode/set/rel/eq.hpp>#include <gecode/set/rel/re-eq.hpp>#include <gecode/set/rel/nq.hpp>#include <gecode/set/rel/lq.hpp>#include <gecode/set/rel/re-lq.hpp>
#endif
// STATISTICS: set-prop