Jip J. Dekker
981be2067e
git-subtree-dir: software/gecode_on_replay git-subtree-split: 8051d92b9c89e49cccfbd1c201371580d7703ab4
667 lines
22 KiB
C++
667 lines
22 KiB
C++
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Christian Schulte <schulte@gecode.org>
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* Guido Tack <tack@gecode.org>
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*
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* Copyright:
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* Christian Schulte, 2002
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* Guido Tack, 2004
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef GECODE_INT_BOOL_HH
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#define GECODE_INT_BOOL_HH
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#include <gecode/int.hh>
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/**
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* \namespace Gecode::Int::Bool
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* \brief Boolean propagators
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*/
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namespace Gecode { namespace Int { namespace Bool {
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/*
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* Base Classes
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*
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*/
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/// Base-class for binary Boolean propagators
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template<class BVA, class BVB>
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class BoolBinary : public Propagator {
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protected:
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BVA x0; ///< Boolean view
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BVB x1; ///< Boolean view
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/// Constructor for posting
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BoolBinary(Home home, BVA b0, BVB b1);
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/// Constructor for cloning
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BoolBinary(Space& home, BoolBinary& p);
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/// Constructor for rewriting \a p during cloning
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BoolBinary(Space& home, Propagator& p,
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BVA b0, BVB b1);
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public:
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/// Cost function (defined as low unary)
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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/// Schedule function
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virtual void reschedule(Space& home);
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/// Delete propagator and return its size
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virtual size_t dispose(Space& home);
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};
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/// Base-class for ternary Boolean propagators
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template<class BVA, class BVB, class BVC>
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class BoolTernary : public Propagator {
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protected:
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BVA x0; ///< Boolean view
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BVB x1; ///< Boolean view
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BVC x2; ///< Boolean view
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/// Constructor for posting
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BoolTernary(Home home, BVA b0, BVB b1, BVC b2);
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/// Constructor for cloning
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BoolTernary(Space& home, BoolTernary& p);
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public:
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/// Constructor for rewriting \a p during cloning
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BoolTernary(Space& home, Propagator& p,
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BVA b0, BVB b1, BVC b2);
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/// Cost function (defined as low binary)
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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/// Schedule function
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virtual void reschedule(Space& home);
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/// Delete propagator and return its size
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virtual size_t dispose(Space& home);
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};
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/**
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* \brief Boolean equality propagator
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class BVA, class BVB>
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class Eq : public BoolBinary<BVA,BVB> {
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protected:
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using BoolBinary<BVA,BVB>::x0;
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using BoolBinary<BVA,BVB>::x1;
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/// Constructor for posting
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Eq(Home home, BVA b0, BVB b1);
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/// Constructor for cloning \a p
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Eq(Space& home, Eq& p);
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public:
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/// Constructor for rewriting \a p during cloning
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Eq(Space& home, Propagator& p,
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BVA b0, BVB b1);
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ x_0 = x_1\f$
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static ExecStatus post(Home home, BVA x0, BVB x1);
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};
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/**
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* \brief n-ary Boolean equality propagator
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class BV>
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class NaryEq : public NaryPropagator<BV,PC_BOOL_VAL> {
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protected:
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using NaryPropagator<BV,PC_BOOL_VAL>::x;
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/// Constructor for posting
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NaryEq(Home home, ViewArray<BV>& x);
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/// Constructor for cloning \a p
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NaryEq(Space& home, NaryEq& p);
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public:
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Cost function (defined as low unary)
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ x_0 = x_1=\ldots =x_{|x|-1}\f$
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static ExecStatus post(Home home, ViewArray<BV>& x);
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};
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/**
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* \brief Boolean less or equal propagator
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class BV>
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class Lq : public BoolBinary<BV,BV> {
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protected:
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using BoolBinary<BV,BV>::x0;
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using BoolBinary<BV,BV>::x1;
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/// Constructor for posting
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Lq(Home home, BV b0, BV b1);
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/// Constructor for cloning \a p
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Lq(Space& home, Lq& p);
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public:
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ b_0 \leq b_1\f$
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static ExecStatus post(Home home, BV b0, BV b1);
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};
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/**
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* \brief Nary Boolean less or equal propagator
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class VX>
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class NaryLq : public NaryPropagator<VX,PC_BOOL_NONE> {
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protected:
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using NaryPropagator<VX,PC_BOOL_NONE>::x;
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/// Whether the propagator is currently running
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bool run;
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/// The number of views assigned to zero in \a x
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int n_zero;
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/// The number of views assigned to one in \a x
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int n_one;
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/// The advisor council
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Council<Advisor> c;
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/// Constructor for posting
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NaryLq(Home home, ViewArray<VX>& x);
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/// Constructor for cloning \a p
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NaryLq(Space& home, NaryLq<VX>& p);
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public:
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Give advice to propagator
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virtual ExecStatus advise(Space& home, Advisor& a, const Delta& d);
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/// Cost function (defined as low unary)
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ x_0 \leq x_1 \leq \cdots \leq x_{|x|-1}\f$
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static ExecStatus post(Home home, ViewArray<VX>& x);
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/// Delete propagator and return its size
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virtual size_t dispose(Space& home);
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};
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/**
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* \brief Boolean less propagator
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class BV>
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class Le {
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public:
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/// Post propagator \f$ b_0 < b_1\f$
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static ExecStatus post(Home home, BV b0, BV b1);
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};
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/**
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* \brief Binary Boolean disjunction propagator (true)
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class BVA, class BVB>
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class BinOrTrue : public BoolBinary<BVA,BVB> {
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protected:
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using BoolBinary<BVA,BVB>::x0;
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using BoolBinary<BVA,BVB>::x1;
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/// Constructor for posting
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BinOrTrue(Home home, BVA b0, BVB b1);
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/// Constructor for cloning \a p
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BinOrTrue(Space& home, BinOrTrue& p);
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public:
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/// Constructor for rewriting \a p during cloning
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BinOrTrue(Space& home, Propagator& p,
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BVA b0, BVB b1);
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ b_0 \lor b_1 = 1 \f$
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static ExecStatus post(Home home, BVA b0, BVB b1);
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};
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/**
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* \brief Ternary Boolean disjunction propagator (true)
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class BV>
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class TerOrTrue : public BoolBinary<BV,BV> {
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protected:
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using BoolBinary<BV,BV>::x0;
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using BoolBinary<BV,BV>::x1;
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/// Boolean view without subscription
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BV x2;
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/// Constructor for posting
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TerOrTrue(Home home, BV b0, BV b1, BV b2);
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/// Constructor for cloning \a p
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TerOrTrue(Space& home, TerOrTrue& p);
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public:
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/// Constructor for rewriting \a p during cloning
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TerOrTrue(Space& home, Propagator& p,
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BV b0, BV b1, BV b2);
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ b_0 \lor b_1 \lor b_2 = 1 \f$
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static ExecStatus post(Home home, BV b0, BV b1, BV b2);
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/// Delete propagator and return its size
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virtual size_t dispose(Space& home);
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};
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/**
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* \brief Quarternary Boolean disjunction propagator (true)
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class BV>
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class QuadOrTrue : public BoolBinary<BV,BV> {
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protected:
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using BoolBinary<BV,BV>::x0;
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using BoolBinary<BV,BV>::x1;
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/// Boolean view without subscription
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BV x2;
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/// Boolean view without subscription
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BV x3;
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/// Constructor for posting
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QuadOrTrue(Home home, BV b0, BV b1, BV b2, BV b3);
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/// Constructor for cloning \a p
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QuadOrTrue(Space& home, QuadOrTrue& p);
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public:
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/// Constructor for rewriting \a p during cloning
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QuadOrTrue(Space& home, Propagator& p,
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BV b0, BV b1, BV b2, BV b3);
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ b_0 \lor b_1 \lor b_2 \lor b_3 = 1 \f$
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static ExecStatus post(Home home, BV b0, BV b1, BV b2, BV b3);
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/// Delete propagator and return its size
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virtual size_t dispose(Space& home);
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};
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/**
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* \brief Boolean disjunction propagator
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class BVA, class BVB, class BVC>
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class Or : public BoolTernary<BVA,BVB,BVC> {
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protected:
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using BoolTernary<BVA,BVB,BVC>::x0;
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using BoolTernary<BVA,BVB,BVC>::x1;
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using BoolTernary<BVA,BVB,BVC>::x2;
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/// Constructor for posting
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Or(Home home, BVA b0, BVB b1, BVC b2);
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/// Constructor for cloning \a p
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Or(Space& home, Or& p);
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public:
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/// Constructor for rewriting \a p during cloning
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Or(Space& home, Propagator& p, BVA b0, BVB b1, BVC b2);
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ b_0 \lor b_1 = b_2 \f$
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static ExecStatus post(Home home, BVA b0, BVB b1, BVC b2);
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};
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/**
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* \brief Boolean n-ary disjunction propagator
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class VX,class VY>
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class NaryOr
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: public MixNaryOnePropagator<VX,PC_BOOL_NONE,VY,PC_BOOL_VAL> {
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protected:
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using MixNaryOnePropagator<VX,PC_BOOL_NONE,VY,PC_BOOL_VAL>::x;
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using MixNaryOnePropagator<VX,PC_BOOL_NONE,VY,PC_BOOL_VAL>::y;
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/// The number of views assigned to zero in \a x
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int n_zero;
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/// The advisor council
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Council<Advisor> c;
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/// Constructor for posting
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NaryOr(Home home, ViewArray<VX>& x, VY y);
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/// Constructor for cloning \a p
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NaryOr(Space& home, NaryOr<VX,VY>& p);
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public:
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Give advice to propagator
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virtual ExecStatus advise(Space& home, Advisor& a, const Delta& d);
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/// Cost function (defined as low unary)
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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/// Schedule function
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virtual void reschedule(Space& home);
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ \bigvee_{i=0}^{|x|-1} x_i = y\f$
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static ExecStatus post(Home home, ViewArray<VX>& x, VY y);
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/// Delete propagator and return its size
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virtual size_t dispose(Space& home);
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};
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/**
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* \brief Boolean n-ary disjunction propagator (true)
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class BV>
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class NaryOrTrue : public BinaryPropagator<BV,PC_BOOL_VAL> {
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protected:
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using BinaryPropagator<BV,PC_BOOL_VAL>::x0;
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using BinaryPropagator<BV,PC_BOOL_VAL>::x1;
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/// Views not yet subscribed to
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ViewArray<BV> x;
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/// Update subscription
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ExecStatus resubscribe(Space& home, BV& x0, BV x1);
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/// Constructor for posting
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NaryOrTrue(Home home, ViewArray<BV>& x);
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/// Constructor for cloning \a p
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NaryOrTrue(Space& home, NaryOrTrue<BV>& p);
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public:
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Cost function (defined as low unary)
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ \bigvee_{i=0}^{|b|-1} b_i = 0\f$
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static ExecStatus post(Home home, ViewArray<BV>& b);
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/// Delete propagator and return its size
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virtual size_t dispose(Space& home);
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};
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/**
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* \brief Boolean equivalence propagator
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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template<class BVA, class BVB, class BVC>
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class Eqv : public BoolTernary<BVA,BVB,BVC> {
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protected:
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using BoolTernary<BVA,BVB,BVC>::x0;
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using BoolTernary<BVA,BVB,BVC>::x1;
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using BoolTernary<BVA,BVB,BVC>::x2;
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/// Constructor for cloning \a p
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Eqv(Space& home, Eqv& p);
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/// Constructor for posting
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Eqv(Home home, BVA b0 ,BVB b1, BVC b2);
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public:
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/// Copy propagator during cloning
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virtual Actor* copy(Space& home);
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/// Perform propagation
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ b_0 \Leftrightarrow b_1 = b_2 \f$ (equivalence)
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static ExecStatus post(Home home, BVA b0, BVB b1, BVC b2);
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};
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/**
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* \brief Boolean n-ary equivalence propagator
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*
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* Enforces that the parity of the views is odd.
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*
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* Requires \code #include <gecode/int/bool.hh> \endcode
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* \ingroup FuncIntProp
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*/
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class NaryEqv : public BinaryPropagator<BoolView,PC_BOOL_VAL> {
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protected:
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using BinaryPropagator<BoolView,PC_BOOL_VAL>::x0;
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using BinaryPropagator<BoolView,PC_BOOL_VAL>::x1;
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/// Views not yet subscribed to
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ViewArray<BoolView> x;
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/// Parity information mod 2
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int pm2;
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/// Update subscription
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void resubscribe(Space& home, BoolView& x0);
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/// Constructor for posting
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NaryEqv(Home home, ViewArray<BoolView>& x, int pm2);
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/// Constructor for cloning \a p
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NaryEqv(Space& home, NaryEqv& p);
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public:
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/// Copy propagator during cloning
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GECODE_INT_EXPORT
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virtual Actor* copy(Space& home);
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/// Cost function (defined as low binary)
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GECODE_INT_EXPORT
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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/// Perform propagation
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GECODE_INT_EXPORT
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virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
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/// Post propagator \f$ x_0 \Leftrightarrow x_1 \Leftrightarrow \cdots \Leftrightarrow x_{|x|-1}=p\f$
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GECODE_INT_EXPORT
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static ExecStatus post(Home home, ViewArray<BoolView>& x, int pm2);
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/// Delete propagator and return its size
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virtual size_t dispose(Space& home);
|
|
};
|
|
|
|
|
|
/**
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|
* \brief Boolean clause propagator (disjunctive)
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|
*
|
|
* Requires \code #include <gecode/int/bool.hh> \endcode
|
|
* \ingroup FuncIntProp
|
|
*/
|
|
template<class VX, class VY>
|
|
class Clause : public Propagator {
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|
protected:
|
|
/// Positive views
|
|
ViewArray<VX> x;
|
|
/// Positive views (origin from negative variables)
|
|
ViewArray<VY> y;
|
|
/// Result
|
|
VX z;
|
|
/// The number of views assigned to zero in \a x and \a y
|
|
int n_zero;
|
|
/// %Advisors for views (tagged whether for \a x or \a y)
|
|
class Tagged : public Advisor {
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|
public:
|
|
/// Whether advises a view for x or y
|
|
const bool x;
|
|
/// Create tagged advisor
|
|
Tagged(Space& home, Propagator& p, Council<Tagged>& c, bool x);
|
|
/// Clone tagged advisor \a a
|
|
Tagged(Space& home, Tagged& a);
|
|
};
|
|
/// The advisor council
|
|
Council<Tagged> c;
|
|
/// Cancel subscriptions
|
|
void cancel(Space& home);
|
|
/// Constructor for posting
|
|
Clause(Home home, ViewArray<VX>& x, ViewArray<VY>& y, VX z);
|
|
/// Constructor for cloning \a p
|
|
Clause(Space& home, Clause<VX,VY>& p);
|
|
public:
|
|
/// Copy propagator during cloning
|
|
virtual Actor* copy(Space& home);
|
|
/// Give advice to propagator
|
|
virtual ExecStatus advise(Space& home, Advisor& a, const Delta& d);
|
|
/// Cost function (defined as low unary)
|
|
virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
|
|
/// Schedule function
|
|
virtual void reschedule(Space& home);
|
|
/// Perform propagation
|
|
virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
|
|
/// Post propagator \f$ \bigvee_{i=0}^{|x|-1} x_i \vee \bigvee_{i=0}^{|x|-1} y_i = z\f$
|
|
static ExecStatus post(Home home, ViewArray<VX>& x, ViewArray<VY>& y,
|
|
VX z);
|
|
/// Delete propagator and return its size
|
|
virtual size_t dispose(Space& home);
|
|
};
|
|
|
|
|
|
/**
|
|
* \brief Boolean clause propagator (disjunctive, true)
|
|
*
|
|
* Requires \code #include <gecode/int/bool.hh> \endcode
|
|
* \ingroup FuncIntProp
|
|
*/
|
|
template<class VX, class VY>
|
|
class ClauseTrue
|
|
: public MixBinaryPropagator<VX,PC_BOOL_VAL,VY,PC_BOOL_VAL> {
|
|
protected:
|
|
using MixBinaryPropagator<VX,PC_BOOL_VAL,VY,PC_BOOL_VAL>::x0;
|
|
using MixBinaryPropagator<VX,PC_BOOL_VAL,VY,PC_BOOL_VAL>::x1;
|
|
/// Views not yet subscribed to
|
|
ViewArray<VX> x;
|
|
/// Views not yet subscribed to (origin from negative variables)
|
|
ViewArray<VY> y;
|
|
/// Constructor for posting
|
|
ClauseTrue(Home home, ViewArray<VX>& x, ViewArray<VY>& y);
|
|
/// Constructor for cloning \a p
|
|
ClauseTrue(Space& home, ClauseTrue<VX,VY>& p);
|
|
public:
|
|
/// Copy propagator during cloning
|
|
virtual Actor* copy(Space& home);
|
|
/// Cost function (defined as low binary)
|
|
virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
|
|
/// Perform propagation
|
|
virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
|
|
/// Post propagator \f$ \bigvee_{i=0}^{|x|-1} x_i \vee \bigvee_{i=0}^{|y|-1} y_i = 1\f$
|
|
static ExecStatus post(Home home, ViewArray<VX>& x, ViewArray<VY>& y);
|
|
/// Delete propagator and return its size
|
|
virtual size_t dispose(Space& home);
|
|
};
|
|
|
|
|
|
/**
|
|
* \brief If-then-else propagator base-class
|
|
*
|
|
* Requires \code #include <gecode/int/bool.hh> \endcode
|
|
* \ingroup FuncIntProp
|
|
*/
|
|
template<class V0, class V1, class V2, PropCond pc>
|
|
class IteBase : public Propagator {
|
|
protected:
|
|
/// View for condition
|
|
BoolView b;
|
|
/// Views
|
|
V0 x0; V1 x1; V2 x2;
|
|
/// Constructor for cloning \a p
|
|
IteBase(Space& home, IteBase& p);
|
|
/// Constructor for creation
|
|
IteBase(Home home, BoolView b, V0 x0, V1 x1, V2 x2);
|
|
public:
|
|
/// Cost function (defined as low ternary)
|
|
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);
|
|
};
|
|
|
|
/**
|
|
* \brief If-then-else bounds-consistent propagator
|
|
*
|
|
* Requires \code #include <gecode/int/bool.hh> \endcode
|
|
* \ingroup FuncIntProp
|
|
*/
|
|
template<class V0, class V1, class V2>
|
|
class IteBnd : public IteBase<V0,V1,V2,PC_INT_BND> {
|
|
protected:
|
|
using IteBase<V0,V1,V2,PC_INT_BND>::b;
|
|
using IteBase<V0,V1,V2,PC_INT_BND>::x0;
|
|
using IteBase<V0,V1,V2,PC_INT_BND>::x1;
|
|
using IteBase<V0,V1,V2,PC_INT_BND>::x2;
|
|
/// Constructor for cloning \a p
|
|
IteBnd(Space& home, IteBnd& p);
|
|
/// Constructor for creation
|
|
IteBnd(Home home, BoolView b, V0 x0, V1 x1, V2 x2);
|
|
public:
|
|
/// Copy propagator during cloning
|
|
virtual Actor* copy(Space& home);
|
|
/// Perform propagation
|
|
virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
|
|
/// Post if-then-else propagator
|
|
static ExecStatus post(Home home, BoolView b, V0 x0, V1 x1, V2 x2);
|
|
};
|
|
|
|
/**
|
|
* \brief If-then-else domain-consistent propagator
|
|
*
|
|
* Requires \code #include <gecode/int/bool.hh> \endcode
|
|
* \ingroup FuncIntProp
|
|
*/
|
|
template<class V0, class V1, class V2>
|
|
class IteDom : public IteBase<V0,V1,V2,PC_INT_DOM> {
|
|
protected:
|
|
using IteBase<V0,V1,V2,PC_INT_DOM>::b;
|
|
using IteBase<V0,V1,V2,PC_INT_DOM>::x0;
|
|
using IteBase<V0,V1,V2,PC_INT_DOM>::x1;
|
|
using IteBase<V0,V1,V2,PC_INT_DOM>::x2;
|
|
/// Constructor for cloning \a p
|
|
IteDom(Space& home, IteDom& p);
|
|
/// Constructor for creation
|
|
IteDom(Home home, BoolView b, V0 x0, V1 x1, V2 x2);
|
|
public:
|
|
/// Copy propagator during cloning
|
|
virtual Actor* copy(Space& home);
|
|
/// Cost function (defined as high ternary)
|
|
virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
|
|
/// Perform propagation
|
|
virtual ExecStatus propagate(Space& home, const ModEventDelta& med);
|
|
/// Post if-then-else propagator
|
|
static ExecStatus post(Home home, BoolView b, V0 x0, V1 x1, V2 x2);
|
|
};
|
|
|
|
}}}
|
|
|
|
#include <gecode/int/bool/base.hpp>
|
|
#include <gecode/int/bool/eq.hpp>
|
|
#include <gecode/int/bool/lq.hpp>
|
|
#include <gecode/int/bool/or.hpp>
|
|
#include <gecode/int/bool/eqv.hpp>
|
|
#include <gecode/int/bool/clause.hpp>
|
|
#include <gecode/int/bool/ite.hpp>
|
|
|
|
#endif
|
|
|
|
// STATISTICS: int-prop
|
|
|