a577850eb3
* src/bin/common_finput.cc, src/tgbaalgos/lbtt.cc: Use !empty() instead of size() > 0. * src/bin/ltl2tgta.cc, src/kripke/kripkeexplicit.cc, src/tgbatest/complementation.cc: Avoid useless assignments. * src/bin/ltlcross.cc: Correct mistaken assignment inside assert(). * src/evtgba/symbol.hh, src/tgba/tgbabddcoredata.cc, src/tgba/tgbabddcoredata.hh, src/tgba/tgbasafracomplement.cc (operator=): Do not return a const reference. * src/evtgbatest/ltl2evtgba.cc, src/evtgbatest/product.cc, src/evtgbatest/product.cc: Check indices before using them, not after. * src/kripke/kripkeexplicit.cc, src/kripke/kripkeexplicit.hh, src/tgbatest/randtgba.cc: Pass constant strings by reference. * src/kripke/kripkeprint.cc, src/tgbaalgos/simulation.cc: Remove a useless operation. * src/ltlvisit/simplify.cc: Remove a duplicate condition. * src/misc/formater.hh: Remove unused attribute. * src/misc/modgray.cc: Initialize done_ in the constructor. * src/saba/explicitstateconjunction.cc, src/saba/explicitstateconjunction.hh (operator=): Fix prototype. * src/saba/sabacomplementtgba.cc: Remove unused default constructor. * src/ta/taexplicit.cc, src/ta/taproduct.cc, src/ta/tgtaproduct.cc, src/ta/tgtaproduct.hh, src/taalgos/emptinessta.cc, src/taalgos/minimize.cc, src/taalgos/reachiter.cc, src/taalgos/tgba2ta.cc, src/tgbaalgos/cutscc.cc: Use C++ casts, and ++it instead of it++. * src/taalgos/dotty.cc, src/tgbatest/ltl2tgba.cc: Refine the scope of variables. * src/tgba/tgbakvcomplement.hh (bdd_order): Always initialize bdd_. * src/tgba/tgbasgba.cc, src/tgba/wdbacomp.cc: Use the initialization line to initialize all members.
133 lines
3.3 KiB
C++
133 lines
3.3 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2010, 2012 Laboratoire de Recherche et Developpement
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// 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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#include <ostream>
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#include "dotty.hh"
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#include "tgba/bddprint.hh"
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#include "reachiter.hh"
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#include "misc/escape.hh"
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#include "misc/bareword.hh"
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namespace spot
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{
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namespace
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{
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class dotty_bfs : public ta_reachable_iterator_breadth_first
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{
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public:
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dotty_bfs(std::ostream& os, const ta* a) :
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ta_reachable_iterator_breadth_first(a), os_(os)
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{
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}
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void
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start()
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{
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os_ << "digraph G {" << std::endl;
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artificial_initial_state_ = t_automata_->get_artificial_initial_state();
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ta::states_set_t init_states_set;
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ta::states_set_t::const_iterator it;
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if (artificial_initial_state_)
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{
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init_states_set.insert(artificial_initial_state_);
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os_ << " 0 [label=\"\", style=invis, height=0]\n 0 -> 1\n";
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}
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else
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{
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int n = 0;
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init_states_set = t_automata_->get_initial_states_set();
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for (it = init_states_set.begin();
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it != init_states_set.end(); ++it)
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{
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bdd init_condition = t_automata_->get_state_condition(*it);
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std::string label = bdd_format_formula(t_automata_->get_dict(),
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init_condition);
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++n;
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os_ << " " << -n << " [label=\"\", style=invis, height=0]\n "
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<< -n << " -> " << n << " [label=\"" << label << "\"]\n";
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}
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}
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}
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void
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end()
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{
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os_ << "}" << std::endl;
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}
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void
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process_state(const state* s, int n)
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{
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std::string style;
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if (t_automata_->is_accepting_state(s))
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style = ",peripheries=2";
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if (t_automata_->is_livelock_accepting_state(s))
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style += ",shape=box";
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os_ << " " << n << " [label=";
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if (s == artificial_initial_state_)
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os_ << "init";
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else
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os_ << quote_unless_bare_word(t_automata_->format_state(s));
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os_ << style << "]\n";
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}
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void
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process_link(int in, int out, const ta_succ_iterator* si)
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{
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bdd_dict* d = t_automata_->get_dict();
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std::string label =
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((in == 1 && artificial_initial_state_)
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? bdd_format_formula(d, si->current_condition())
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: bdd_format_accset(d, si->current_condition()));
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if (label.empty())
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label = "{}";
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label += ("\n" +
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bdd_format_accset(d, si->current_acceptance_conditions()));
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os_ << " " << in << " -> " << out << " [label=\"";
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escape_str(os_, label);
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os_ << "\"]\n";
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}
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private:
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std::ostream& os_;
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spot::state* artificial_initial_state_;
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};
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}
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std::ostream&
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dotty_reachable(std::ostream& os, const ta* a)
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{
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dotty_bfs d(os, a);
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d.run();
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return os;
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}
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}
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