f120dd3206
* NEWS: Mention the change. * src/: Rename as ... * spot/: ... this, adjust all headers to include <spot/...> instead of "...", and adjust all Makefile.am to search headers from the top-level directory. * HACKING: Add conventions about #include. * spot/sanity/style.test: Add a few more grep to catch cases that do not follow these conventions. * .gitignore, Makefile.am, README, bench/stutter/Makefile.am, bench/stutter/stutter_invariance_formulas.cc, bench/stutter/stutter_invariance_randomgraph.cc, configure.ac, debian/rules, doc/Doxyfile.in, doc/Makefile.am, doc/org/.dir-locals.el.in, doc/org/g++wrap.in, doc/org/init.el.in, doc/org/tut01.org, doc/org/tut02.org, doc/org/tut03.org, doc/org/tut10.org, doc/org/tut20.org, doc/org/tut21.org, doc/org/tut22.org, doc/org/tut30.org, iface/ltsmin/Makefile.am, iface/ltsmin/kripke.test, iface/ltsmin/ltsmin.cc, iface/ltsmin/ltsmin.hh, iface/ltsmin/modelcheck.cc, wrap/python/Makefile.am, wrap/python/ajax/spotcgi.in, wrap/python/spot_impl.i, wrap/python/tests/ltl2tgba.py, wrap/python/tests/randgen.py, wrap/python/tests/run.in: Adjust.
108 lines
3.5 KiB
C++
108 lines
3.5 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2009, 2010, 2013, 2014, 2015 Laboratoire de Recherche et
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// Developpement 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/twa.hh>
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#include <spot/kripke/fwd.hh>
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/// \addtogroup kripke Kripke Structures
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/// \ingroup twa
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namespace spot
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{
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/// \ingroup kripke
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/// \brief Iterator code for a Fair Kripke structure.
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///
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/// This iterator can be used to simplify the writing
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/// of an iterator on a Fair Kripke structure (or lookalike).
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///
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/// If you inherit from this iterator, you should only
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/// redefine
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///
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/// - fair_kripke_succ_iterator::first()
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/// - fair_kripke_succ_iterator::next()
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/// - fair_kripke_succ_iterator::done()
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/// - fair_kripke_succ_iterator::dst()
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///
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/// This class implements fair_kripke_succ_iterator::cond(),
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/// and fair_kripke_succ_iterator::acc().
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class SPOT_API fair_kripke_succ_iterator : public twa_succ_iterator
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{
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public:
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/// \brief Constructor
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///
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/// The \a cond and \a acc_cond arguments will be those returned
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/// by fair_kripke_succ_iterator::cond(),
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/// and fair_kripke_succ_iterator::acc().
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fair_kripke_succ_iterator(const bdd& cond, acc_cond::mark_t acc_cond);
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virtual ~fair_kripke_succ_iterator();
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virtual bdd cond() const;
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virtual acc_cond::mark_t acc() const;
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protected:
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bdd cond_;
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acc_cond::mark_t acc_cond_;
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};
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/// \ingroup kripke
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/// \brief Interface for a Fair Kripke structure.
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///
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/// A Kripke structure is a graph in which each node (=state) is
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/// labeled by a conjunction of atomic proposition, and a set of
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/// acceptance conditions.
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///
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/// Such a structure can be seen as spot::tgba by pushing all labels
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/// to the outgoing transitions.
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///
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/// A programmer that develops an instance of Fair Kripke structure
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/// needs just provide an implementation for the following methods:
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///
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/// - kripke::get_init_state()
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/// - kripke::succ_iter()
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/// - kripke::state_condition()
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/// - kripke::state_acceptance_conditions()
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/// - kripke::format_state()
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/// - and optionally kripke::transition_annotation()
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///
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/// The other methods of the tgba interface are supplied by this
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/// class and need not be defined.
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///
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/// See also spot::fair_kripke_succ_iterator.
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class SPOT_API fair_kripke: public twa
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{
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public:
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fair_kripke(const bdd_dict_ptr& d)
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: twa(d)
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{
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}
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/// \brief The condition that label the state \a s.
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///
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/// This should be a conjunction of atomic propositions.
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virtual bdd state_condition(const state* s) const = 0;
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/// \brief The set of acceptance conditions that label the state \a s.
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virtual acc_cond::mark_t
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state_acceptance_conditions(const state* s) const = 0;
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protected:
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virtual bdd compute_support_conditions(const state* s) const;
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};
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}
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