Jip J. Dekker
2572df0663
git-subtree-dir: software/gecode_base git-subtree-split: bbefcea214fec798a0f5acc442581984555acd21
81 lines
2.7 KiB
C++
81 lines
2.7 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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*
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* Copyright:
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* Guido Tack, 2006
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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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#include <gecode/kernel.hh>
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#include <gecode/gist.hh>
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namespace Gecode { namespace Gist {
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/// %Choice for %StopBrancher
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class GECODE_GIST_EXPORT StopChoice : public Choice {
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public:
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/// Initialize choice for brancher \a b
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StopChoice(const Brancher& b);
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/// Archive into \a e
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virtual void archive(Archive& e) const;
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};
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/// %Brancher that stops exploration in %Gist
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class StopBrancher : public Brancher {
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protected:
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/// Flag whether brancher has been executed
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bool done;
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/// Construct brancher
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StopBrancher(Home home);
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/// Copy constructor
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StopBrancher(Space& home, StopBrancher& b);
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public:
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/// Check status of brancher, return true if alternatives left
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virtual bool status(const Space&) const;
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/// Return choice
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virtual Choice* choice(Space&);
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/// Return choice
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virtual Choice* choice(const Space& home, Archive&);
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/// Perform commit for choice \a _c and alternative \a a
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virtual ExecStatus commit(Space&, const Choice&, unsigned int);
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/// Print explanation
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virtual void print(const Space& home, const Gecode::Choice& c,
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unsigned int,
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std::ostream& o) const;
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/// Copy brancher
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virtual Actor* copy(Space& home);
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/// Post brancher
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static void post(Home home);
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/// Delete brancher and return its size
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virtual size_t dispose(Space&);
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};
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}}
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// STATISTICS: gist-any
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