spot/src/tgbaalgos/stats.cc
2008-12-10 18:14:34 +01:00

73 lines
1.9 KiB
C++

// Copyright (C) 2004, 2008 Laboratoire d'Informatique de Paris 6 (LIP6),
// département Systèmes Répartis Coopératifs (SRC), Université Pierre
// et Marie Curie.
//
// This file is part of Spot, a model checking library.
//
// Spot is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// Spot is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
// License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Spot; see the file COPYING. If not, write to the Free
// Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
#include <iostream>
#include "tgba/tgba.hh"
#include "stats.hh"
#include "reachiter.hh"
namespace spot
{
namespace
{
class stats_bfs: public tgba_reachable_iterator_breadth_first
{
public:
stats_bfs(const tgba* a, tgba_statistics& s)
: tgba_reachable_iterator_breadth_first(a), s_(s)
{
}
void
process_state(const state*, int, tgba_succ_iterator*)
{
++s_.states;
}
void
process_link(const state*, int, const state*, int,
const tgba_succ_iterator*)
{
++s_.transitions;
}
private:
tgba_statistics& s_;
};
} // anonymous
std::ostream& tgba_statistics::dump(std::ostream& out) const
{
out << "transitions: " << transitions << std::endl;
out << "states: " << states << std::endl;
return out;
}
tgba_statistics
stats_reachable(const tgba* g)
{
tgba_statistics s = {0, 0};
stats_bfs d(g, s);
d.run();
return s;
}
}