spot/src/tgbaalgos/weight.hh
2015-01-08 21:46:44 +01:00

59 lines
2.1 KiB
C++

// -*- coding: utf-8 -*-
// Copyright (C) 2015 Laboratoire de Recherche et Développement de
// l'Epita (LRDE).
// Copyright (C) 2004, 2014 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 3 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 this program. If not, see <http://www.gnu.org/licenses/>.
#ifndef SPOT_TGBAALGOS_WEIGHT_HH
# define SPOT_TGBAALGOS_WEIGHT_HH
#include <iosfwd>
#include <map>
#include <bddx.h>
#include "tgba/acc.hh"
namespace spot
{
/// \brief Manage for a given automaton a vector of counter indexed by
/// its acceptance condition
class weight
{
public:
/// Construct a empty vector (all counters set to zero).
weight(const acc_cond& acc);
/// Increment by one the counters of each acceptance condition in \a acc.
weight& add(const acc_cond& acc, acc_cond::mark_t a);
/// Decrement by one the counters of each acceptance condition in \a acc.
weight& sub(const acc_cond& acc, acc_cond::mark_t a);
/// Return the set of each acceptance condition such that its counter is
/// strictly greatest than the corresponding counter in w.
///
/// \pre For each acceptance condition, its counter is greatest or equal to
/// the corresponding counter in w.
acc_cond::mark_t diff(const acc_cond& acc, const weight& w) const;
friend std::ostream& operator<<(std::ostream& os,
const weight& w);
private:
std::vector<int> m;
};
};
#endif // SPOT_TGBAALGOS_WEIGHT_HH