Jip J. Dekker
2572df0663
git-subtree-dir: software/gecode_base git-subtree-split: bbefcea214fec798a0f5acc442581984555acd21
297 lines
11 KiB
C++
297 lines
11 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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* Guido Tack <tack@gecode.org>
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* Christian Schulte <schulte@gecode.org>
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*
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* Contributing authors:
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* Gabor Szokoli <szokoli@gecode.org>
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*
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* Copyright:
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* Guido Tack, 2004
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* Christian Schulte, 2004
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* Gabor Szokoli, 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_SET_RELOP_HH
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#define GECODE_SET_RELOP_HH
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#include <gecode/set.hh>
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#include <gecode/set/rel.hh>
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namespace Gecode { namespace Set { namespace RelOp {
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/**
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* \namespace Gecode::Set::RelOp
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* \brief Standard set operation propagators
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*/
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/**
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* \brief %Propagator for the superset of intersection
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*
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* Requires \code #include <gecode/set/rel-op.hh> \endcode
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* \ingroup FuncSetProp
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*/
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template<class View0, class View1, class View2>
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class SuperOfInter :
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public MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_CLUB> {
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protected:
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_CLUB>::x0;
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_CLUB>::x1;
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_CLUB>::x2;
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/// Constructor for cloning \a p
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SuperOfInter(Space& home, SuperOfInter& p);
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/// Constructor for posting
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SuperOfInter(Home home, View0, View1, View2);
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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$ z \supseteq x \cap y\f$
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static ExecStatus post(Home home, View0 x, View1 y, View2 z);
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};
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/**
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* \brief %Propagator for the subset of union
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*
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* Requires \code #include <gecode/set/rel-op.hh> \endcode
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* \ingroup FuncSetProp
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*/
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template<class View0, class View1, class View2>
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class SubOfUnion :
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public MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY> {
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protected:
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY>::x0;
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY>::x1;
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY>::x2;
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/// Constructor for cloning \a p
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SubOfUnion(Space& home, SubOfUnion& p);
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/// Constructor for posting
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SubOfUnion(Home home, View0, View1, View2);
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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$ z \subseteq x \cap y\f$
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static ExecStatus post(Home home,View0 x,View1 y,View2 z);
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};
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/**
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* \brief %Propagator for ternary intersection
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*
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* Requires \code #include <gecode/set/rel-op.hh> \endcode
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* \ingroup FuncSetProp
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*/
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template<class View0, class View1, class View2>
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class Intersection:
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public MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY> {
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protected:
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY>::x0;
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY>::x1;
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY>::x2;
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/// Constructor for cloning \a p
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Intersection(Space& home, Intersection& p);
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/// Constructor for posting
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Intersection(Home home,View0,View1,View2);
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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$ z=x\cap y\f$
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static ExecStatus post(Home home,View0 x,View1 y,View2 z);
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};
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/**
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* \brief %Propagator for ternary union
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*
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* Requires \code #include <gecode/set/rel-op.hh> \endcode
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* \ingroup FuncSetProp
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*/
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template<class View0, class View1, class View2>
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class Union:
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public MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY> {
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protected:
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY>::x0;
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY>::x1;
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using MixTernaryPropagator<View0,PC_SET_ANY,View1,PC_SET_ANY,
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View2,PC_SET_ANY>::x2;
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/// Constructor for cloning \a p
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Union(Space& home, Union& p);
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/// Constructor for posting
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Union(Home home, View0, View1, View2);
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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$ z=x\cup y\f$
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static ExecStatus post(Home home,View0 x,View1 y,View2 z);
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};
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/**
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* \brief %Propagator for nary intersection
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*
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* Requires \code #include <gecode/set/rel-op.hh> \endcode
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* \ingroup FuncSetProp
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*/
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template<class View0, class View1>
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class IntersectionN :
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public MixNaryOnePropagator<View0,PC_SET_ANY,View1,PC_SET_ANY> {
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protected:
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using MixNaryOnePropagator<View0,PC_SET_ANY,View1,PC_SET_ANY>::x;
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using MixNaryOnePropagator<View0,PC_SET_ANY,View1,PC_SET_ANY>::y;
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/// Whether the any views share a variable implementation
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bool shared;
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/// Intersection of the determined \f$x_i\f$ (which are dropped)
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LUBndSet intOfDets;
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/// Constructor for cloning \a p
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IntersectionN(Space& home, IntersectionN& p);
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/// Constructor for posting
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IntersectionN(Home home, ViewArray<View0>&, View1);
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/// Constructor for posting
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IntersectionN(Home home, ViewArray<View0>&, const IntSet&, View1);
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public:
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/// Cost function
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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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 = \bigcap_{i\in\{0,\dots,n-1\}} y_i \f$
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static ExecStatus post(Home home,ViewArray<View0>& y,View1 x);
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/// Post propagator \f$ x = z\cap\bigcap_{i\in\{0,\dots,n-1\}} y_i \f$
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static ExecStatus post(Home home,ViewArray<View0>& y,
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const IntSet& z,View1 x);
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};
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/**
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* \brief %Propagator for nary union
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*
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* Requires \code #include <gecode/set/rel-op.hh> \endcode
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* \ingroup FuncSetProp
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*/
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template<class View0, class View1>
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class UnionN : public MixNaryOnePropagator<View0,PC_SET_ANY,
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View1,PC_SET_ANY> {
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protected:
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using MixNaryOnePropagator<View0,PC_SET_ANY,View1,PC_SET_ANY>::x;
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using MixNaryOnePropagator<View0,PC_SET_ANY,View1,PC_SET_ANY>::y;
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/// Whether the any views share a variable implementation
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bool shared;
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/// Union of the determined \f$x_i\f$ (which are dropped)
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GLBndSet unionOfDets;
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/// Constructor for cloning \a p
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UnionN(Space& home, UnionN& p);
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/// Constructor for posting
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UnionN(Home home,ViewArray<View0>&,View1);
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/// Constructor for posting
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UnionN(Home home,ViewArray<View0>&,const IntSet&,View1);
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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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/// Cost function
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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/// Post propagator \f$ x = \bigcup_{i\in\{0,\dots,n-1\}} y_i \f$
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static ExecStatus post(Home home,ViewArray<View0>& y,View1 x);
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/// Post propagator \f$ x = z\cup\bigcup_{i\in\{0,\dots,n-1\}} y_i \f$
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static ExecStatus post(Home home,ViewArray<View0>& y,
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const IntSet& z,View1 x);
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};
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/**
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* \brief %Propagator for nary partition
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*
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* Requires \code #include <gecode/set/rel-op.hh> \endcode
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* \ingroup FuncSetProp
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*/
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template<class View0, class View1>
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class PartitionN : public MixNaryOnePropagator<View0,PC_SET_ANY,
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View1,PC_SET_ANY> {
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protected:
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using MixNaryOnePropagator<View0,PC_SET_ANY,View1,PC_SET_ANY>::x;
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using MixNaryOnePropagator<View0,PC_SET_ANY,View1,PC_SET_ANY>::y;
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/// Whether the any views share a variable implementation
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bool shared;
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/// Union of the determined \f$x_i\f$ (which are dropped)
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GLBndSet unionOfDets;
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/// Constructor for cloning \a p
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PartitionN(Space& home, PartitionN& p);
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/// Constructor for posting
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PartitionN(Home home, ViewArray<View0>&, View1);
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/// Constructor for posting
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PartitionN(Home home, ViewArray<View0>&, const IntSet&, View1);
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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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/// Cost function
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virtual PropCost cost(const Space& home, const ModEventDelta& med) const;
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/// Post propagator \f$ x = \biguplus_{i\in\{0,\dots,n-1\}} y_i \f$
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static ExecStatus post(Home home,ViewArray<View0>& y,View1 x);
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/// Post propagator \f$ x = z\uplus\biguplus_{i\in\{0,\dots,n-1\}} y_i \f$
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static ExecStatus post(Home home,ViewArray<View0>& y,
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const IntSet& z,View1 x);
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};
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}}}
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#include <gecode/set/rel-op/common.hpp>
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#include <gecode/set/rel-op/superofinter.hpp>
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#include <gecode/set/rel-op/subofunion.hpp>
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#include <gecode/set/rel-op/inter.hpp>
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#include <gecode/set/rel-op/union.hpp>
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#include <gecode/set/rel-op/partition.hpp>
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#include <gecode/set/rel-op/post.hpp>
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#endif
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// STATISTICS: set-prop
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