a3b49f1108
* src/misc/acccompl.cc: Simplify both directions of the conversion. * src/misc/acccompl.hh: Pass bdds by reference.
56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2012 Laboratoire de Recherche et Developpement de
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// l'Epita (LRDE)
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//
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// This file is part of Spot, a model checking library.
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//
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// Spot is free software; you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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//
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// Spot is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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// License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef SPOT_MISC_ACCCOMPL_HH
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# define SPOT_MISC_ACCCOMPL_HH
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#include <map>
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#include <bdd.h>
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#include "misc/hash.hh"
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#include "misc/bddlt.hh"
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namespace spot
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{
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/// \brief Helper class to convert acceptance conditions into promises
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///
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/// A set of acceptance conditions represented by the sum "à la Spot",
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/// is converted into a product of promises.
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class acc_compl
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{
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public:
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acc_compl(const bdd& all, const bdd& neg)
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: all_(all),
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neg_(neg)
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{
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}
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bdd complement(const bdd& acc);
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bdd reverse_complement(const bdd& acc);
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protected:
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const bdd all_;
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const bdd neg_;
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typedef Sgi::hash_map<bdd, bdd, bdd_hash> bdd_cache_t;
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bdd_cache_t cache_;
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};
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} // End namespace Spot
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#endif // !SPOT_MISC_ACCCOMPL_HH
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