a12d676bdc
Simplify some automata where some marks are identical, or complementary to another. Fixes #216. * NEWS: mention the new function. * spot/twaalgos/cleanacc.cc, spot/twaalgos/cleanacc.hh: Implement the function. * tests/Makefile.am, tests/python/merge.py: Test this implementation.
50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2015, 2017 Laboratoire de Recherche et Développement
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// de l'Epita.
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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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#pragma once
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#include <spot/twa/twagraph.hh>
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namespace spot
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{
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/// \brief Remove useless acceptance sets
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///
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/// If \a strip is true (the default), the remaining acceptance set
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/// numbers will be shifted down to reduce maximal number of
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/// acceptance sets used.
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SPOT_API twa_graph_ptr
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cleanup_acceptance_here(twa_graph_ptr aut, bool strip = true);
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/// \brief Remove useless acceptance sets
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SPOT_API twa_graph_ptr
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cleanup_acceptance(const_twa_graph_ptr aut);
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/// \brief Simplify an acceptance condition
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///
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/// Remove useless acceptance sets.
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/// Merge identical sets.
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/// If some sets are complement to each other, might result in the
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/// simplification of some clause in the acceptance condition.
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SPOT_API twa_graph_ptr
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simplify_acceptance_here(twa_graph_ptr aut);
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/// \brief Simplify an acceptance condition
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SPOT_API twa_graph_ptr
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simplify_acceptance(const_twa_graph_ptr aut);
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}
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