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rename tgba_run as twa_run

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Fixes #122.

* src/twaalgos/word.cc, src/twaalgos/word.hh: Here.
* src/bin/ltlcross.cc, src/bin/common_aoutput.hh: Adjust.
* NEWS: Mention the renaming.
This commit is contained in:
Alexandre Duret-Lutz 2015-11-11 12:45:59 +01:00
parent d14f0998e0
commit 5a7abe8582
5 changed files with 25 additions and 29 deletions
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1
NEWS
View file

@ -50,6 +50,7 @@ New in spot 1.99.5a (not yet released)
* Renamings:
is_guarantee_automaton() -> is_terminal_automaton()
tgba_run -> twa_run
Python:
* Add bindings for is_unambiguous().

2
src/bin/common_aoutput.hh
View file

@ -178,7 +178,7 @@ public:
{
auto run = res->accepting_run();
assert(run);
spot::tgba_word w(run->reduce());
spot::twa_word w(run->reduce());
w.simplify();
std::ostringstream out;
w.print(out, aut->get_dict());

2
src/bin/ltlcross.cc
View file

@ -693,7 +693,7 @@ namespace
{
std::cerr << "; both automata accept the infinite word\n"
<< " ";
spot::tgba_word w(run->reduce());
spot::twa_word w(run->reduce());
w.simplify();
w.print(example(), prod->get_dict()) << '\n';
}

41
src/twaalgos/word.cc
View file

@ -1,5 +1,5 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2013, 2014 Laboratoire de Recherche et Développement
// Copyright (C) 2013, 2014, 2015 Laboratoire de Recherche et Développement
// de l'Epita (LRDE).
//
// This file is part of Spot, a model checking library.
@ -23,18 +23,16 @@
namespace spot
{
tgba_word::tgba_word(const twa_run_ptr run)
twa_word::twa_word(const twa_run_ptr run)
{
for (twa_run::steps::const_iterator i = run->prefix.begin();
i != run->prefix.end(); ++i)
prefix.push_back(i->label);
for (twa_run::steps::const_iterator i = run->cycle.begin();
i != run->cycle.end(); ++i)
cycle.push_back(i->label);
for (auto& i: run->prefix)
prefix.push_back(i.label);
for (auto& i: run->cycle)
cycle.push_back(i.label);
}
void
tgba_word::simplify()
twa_word::simplify()
{
// If all the formulas on the cycle are compatible, reduce the
// cycle to a simple conjunction.
@ -45,8 +43,8 @@ namespace spot
// !a|!b; b; a&b; cycle{a&b}
{
bdd all = bddtrue;
for (seq_t::const_iterator i = cycle.begin(); i != cycle.end(); ++i)
all &= *i;
for (auto& i: cycle)
all &= i;
if (all != bddfalse)
{
cycle.clear();
@ -76,35 +74,32 @@ namespace spot
// !a|!b; cycle{a&b}
// can be reduced to
// !a&!b; cycle{a&b}
for (seq_t::iterator i = prefix.begin(); i != prefix.end(); ++i)
*i = bdd_satone(*i);
for (seq_t::iterator i = cycle.begin(); i != cycle.end(); ++i)
*i = bdd_satone(*i);
for (auto& i: prefix)
i = bdd_satone(i);
for (auto& i: cycle)
i = bdd_satone(i);
}
std::ostream&
tgba_word::print(std::ostream& os, const bdd_dict_ptr& d) const
twa_word::print(std::ostream& os, const bdd_dict_ptr& d) const
{
if (!prefix.empty())
for (seq_t::const_iterator i = prefix.begin(); i != prefix.end(); ++i)
for (auto& i: prefix)
{
bdd_print_formula(os, d, *i);
bdd_print_formula(os, d, i);
os << "; ";
}
assert(!cycle.empty());
bool notfirst = false;
os << "cycle{";
for (seq_t::const_iterator i = cycle.begin(); i != cycle.end(); ++i)
for (auto& i: cycle)
{
if (notfirst)
os << "; ";
notfirst = true;
bdd_print_formula(os, d, *i);
bdd_print_formula(os, d, i);
}
os << '}';
return os;
}
}

8
src/twaalgos/word.hh
View file

@ -1,6 +1,6 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2013, 2014 Laboratoire de Recherche et Développement de
// l'Epita (LRDE).
// Copyright (C) 2013, 2014, 2015 Laboratoire de Recherche et
// Développement de l'Epita (LRDE).
//
// This file is part of Spot, a model checking library.
//
@ -26,9 +26,9 @@ namespace spot
class bdd_dict;
/// \brief An infinite word stored as a lasso.
struct SPOT_API tgba_word
struct SPOT_API twa_word
{
tgba_word(const twa_run_ptr run);
twa_word(const twa_run_ptr run);
void simplify();
std::ostream& print(std::ostream& os, const bdd_dict_ptr& d) const;