64c7036660
* m4/gccwarn.m4: Add the option. * bin/autfilt.cc, bin/common_output.hh, bin/dstar2tgba.cc, bin/ltl2tgba.cc, bin/ltl2tgta.cc, bin/ltlcross.cc, bin/ltldo.cc, bin/ltlfilt.cc, bin/ltlgrind.cc, spot/kripke/kripke.hh, spot/ltsmin/ltsmin.cc, spot/ta/ta.hh, spot/ta/tgtaproduct.hh, spot/taalgos/dot.cc, spot/taalgos/reachiter.hh, spot/taalgos/statessetbuilder.cc, spot/taalgos/stats.cc, spot/twa/twaproduct.cc, spot/twaalgos/emptiness.cc, spot/twaalgos/gtec/ce.cc, spot/twaalgos/lbtt.cc, spot/twaalgos/ndfs_result.hxx, spot/twaalgos/stats.hh, spot/twaalgos/tau03opt.cc, tests/core/ngraph.cc: Add suggested override qualifiers.
97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2011, 2012, 2013, 2014, 2016 Laboratoire de Recherche
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// et Développement de 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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#pragma once
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#include <spot/twa/twa.hh>
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#include <spot/twa/twaproduct.hh>
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#include <spot/misc/fixpool.hh>
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#include <spot/kripke/kripke.hh>
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#include <spot/ta/tgta.hh>
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namespace spot
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{
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/// \brief A lazy product. (States are computed on the fly.)
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class SPOT_API tgta_product : public twa_product
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{
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public:
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tgta_product(const const_kripke_ptr& left,
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const const_tgta_ptr& right);
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virtual const state* get_init_state() const override;
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virtual twa_succ_iterator*
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succ_iter(const state* local_state) const override;
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};
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inline twa_ptr product(const const_kripke_ptr& left,
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const const_tgta_ptr& right)
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{
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return std::make_shared<tgta_product>(left, right);
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}
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/// \brief Iterate over the successors of a product computed on the fly.
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class SPOT_API tgta_succ_iterator_product final : public twa_succ_iterator
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{
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public:
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tgta_succ_iterator_product(const state_product* s,
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const const_kripke_ptr& k,
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const const_tgta_ptr& tgta,
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fixed_size_pool* pool);
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virtual
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~tgta_succ_iterator_product();
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// iteration
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bool first() override;
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bool next() override;
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bool done() const override;
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// inspection
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state_product* dst() const override;
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bdd cond() const override;
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acc_cond::mark_t acc() const override;
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private:
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//@{
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/// Internal routines to advance to the next successor.
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void
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step_();
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bool find_next_succ_();
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void
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next_kripke_dest();
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//@}
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protected:
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const state_product* source_;
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const_tgta_ptr tgta_;
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const_kripke_ptr kripke_;
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fixed_size_pool* pool_;
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twa_succ_iterator* tgta_succ_it_;
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twa_succ_iterator* kripke_succ_it_;
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state_product* current_state_;
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bdd current_condition_;
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acc_cond::mark_t current_acceptance_conditions_;
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bdd kripke_source_condition;
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const state* kripke_current_dest_state;
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};
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}
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