cc38443ed0
* src/saba/sabacomplementtgba.cc, src/saba/sabacomplementtgba.hh, src/tgba/tgbatba.cc, src/tgba/tgbatba.hh, src/tgbaalgos/degen.hh, src/tgbatest/complementation.cc, src/tgbatest/ltl2tgba.cc: Here.
57 lines
2.2 KiB
C++
57 lines
2.2 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2012, 2013, 2014 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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#ifndef SPOT_TGBAALGOS_DEGEN_HH
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# define SPOT_TGBAALGOS_DEGEN_HH
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# include "tgba/tgbagraph.hh"
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namespace spot
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{
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/// \ingroup tgba_misc
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/// \brief Degeneralize a spot::tgba into an equivalent sba with
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/// only one acceptance condition.
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///
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/// This algorithms will build a new explicit automaton that has
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/// at most (N+1) times the number of states of the original automaton.
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///
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/// When \a use_z_lvl is set, the level of the degeneralized
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/// automaton is reset everytime an accepting SCC is exited. If \a
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/// use_cust_acc_orders is set, the degeneralization will compute a
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/// custom acceptance order for each SCC (this option is disabled by
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/// default because our benchmarks show that it usually does more
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/// harm than good). If \a use_lvl_cache is set, everytime an SCC
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/// is entered on a state that as already been associated to some
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/// level elsewhere, reuse that level (set it to 2 to keep the
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/// smallest number, 3 to keep the largest level, and 1 to keep the
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/// first level found).
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///
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/// Any of these three options will cause the SCCs of the automaton
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/// \a a to be computed prior to its actual degeneralization.
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///
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/// \see tgba_tba_proxy
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SPOT_API tgba_digraph*
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degeneralize(const tgba* a, bool use_z_lvl = true,
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bool use_cust_acc_orders = false,
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int use_lvl_cache = 1,
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bool skip_levels = true);
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}
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#endif
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