0c9c9fc639
* src/tgba/succiter.hh, src/tgba/tgba.hh, src/tgba/tgbabddconcrete.hh, src/tgba/tgbaproduct.hh, src/tgba/tgbaunion.hh, src/tgbaalgos/bfssteps.hh, src/tgbaalgos/gtec/ce.cc, src/tgbaalgos/gtec/explscc.hh, src/tgbaalgos/gtec/gtec.cc, src/tgbaalgos/replayrun.cc, src/tgbaalgos/scc.cc, src/tgbaalgos/scc.hh: Update comments to say that we "destroy" a state instead of "deleting" it.
101 lines
3.4 KiB
C++
101 lines
3.4 KiB
C++
// Copyright (C) 2011 Laboratoire de Recherche et Développement
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// de l'Epita (LRDE).
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// Copyright (C) 2003, 2004, 2006 Laboratoire d'Informatique de Paris
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// 6 (LIP6), département Systèmes Répartis Coopératifs (SRC),
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// Université Pierre et Marie Curie.
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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 2 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 Spot; see the file COPYING. If not, write to the Free
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// Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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// 02111-1307, USA.
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#ifndef SPOT_TGBA_TGBABDDCONCRETE_HH
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# define SPOT_TGBA_TGBABDDCONCRETE_HH
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#include "tgba.hh"
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#include "statebdd.hh"
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#include "tgbabddfactory.hh"
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#include "succiterconcrete.hh"
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namespace spot
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{
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/// \brief A concrete spot::tgba implemented using BDDs.
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/// \ingroup tgba_representation
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class tgba_bdd_concrete: public tgba
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{
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public:
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/// \brief Construct a tgba_bdd_concrete with unknown initial state.
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///
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/// set_init_state() should be called later.
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tgba_bdd_concrete(const tgba_bdd_factory& fact);
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/// \brief Construct a tgba_bdd_concrete with known initial state.
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tgba_bdd_concrete(const tgba_bdd_factory& fact, bdd init);
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virtual ~tgba_bdd_concrete();
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/// \brief Set the initial state.
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virtual void set_init_state(bdd s);
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virtual state_bdd* get_init_state() const;
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/// \brief Get the initial state directly as a BDD.
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///
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/// The sole point of this method is to prevent writing
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/// horrors such as
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/// \code
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/// state_bdd* s = automata.get_init_state();
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/// some_class some_instance(s->as_bdd());
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/// s->destroy();
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/// \endcode
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bdd get_init_bdd() const;
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virtual tgba_succ_iterator_concrete*
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succ_iter(const state* local_state,
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const state* global_state = 0,
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const tgba* global_automaton = 0) const;
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virtual std::string format_state(const state* state) const;
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virtual bdd_dict* get_dict() const;
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/// \brief Get the core data associated to this automaton.
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///
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/// These data includes the various BDD used to represent
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/// the relation, encode variable sets, Next-to-Now rewrite
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/// rules, etc.
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const tgba_bdd_core_data& get_core_data() const;
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virtual bdd all_acceptance_conditions() const;
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virtual bdd neg_acceptance_conditions() const;
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/// \brief Delete SCCs (Strongly Connected Components) from the
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/// TGBA which cannot be accepting.
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void delete_unaccepting_scc();
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protected:
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virtual bdd compute_support_conditions(const state* state) const;
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virtual bdd compute_support_variables(const state* state) const;
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tgba_bdd_core_data data_; ///< Core data associated to the automaton.
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bdd init_; ///< Initial state.
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private:
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// Disallow copy.
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tgba_bdd_concrete(const tgba_bdd_concrete&);
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tgba_bdd_concrete& operator=(const tgba_bdd_concrete&);
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};
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}
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#endif // SPOT_TGBA_TGBABDDCONCRETE_HH
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