degen.hh

// -*- coding: utf-8 -*-
// Copyright (C) by the Spot authors, see the AUTHORS file for details.
//
// 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/>.
 
#pragma once
 
#include <spot/twa/twagraph.hh>
 
namespace spot
{
  class scc_info;
 
  SPOT_API twa_graph_ptr
  degeneralize(const const_twa_graph_ptr& a, bool use_z_lvl = true,
               bool use_cust_acc_orders = false,
               int use_lvl_cache = 1,
               bool skip_levels = true,
               bool ignaccsl = false,
               bool remove_extra_scc = true);
 
  SPOT_API twa_graph_ptr
  degeneralize_tba(const const_twa_graph_ptr& a, bool use_z_lvl = true,
                   bool use_cust_acc_orders = false,
                   int use_lvl_cache = 1,
                   bool skip_levels = true,
                   bool ignaccsl = false,
                   bool remove_extra_scc = true);
 
  SPOT_API twa_graph_ptr
  partial_degeneralize(const const_twa_graph_ptr& a,
                       acc_cond::mark_t todegen);
  SPOT_API twa_graph_ptr
  partial_degeneralize(twa_graph_ptr a);
 
  SPOT_API acc_cond::mark_t
  is_partially_degeneralizable(const const_twa_graph_ptr& aut,
                               bool allow_inf = true, bool allow_fin = true,
                               const std::vector<acc_cond::mark_t>&
                               forbid = {});
 
  SPOT_API std::vector<acc_cond::mark_t>
  propagate_marks_vector(const const_twa_graph_ptr& aut,
                         const scc_info* si = nullptr);
 
  SPOT_API void
  propagate_marks_here(twa_graph_ptr& aut,
                       const scc_info* si = nullptr);
}