spot
0.8.1
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00001 // Copyright (C) 2010, 2011 Laboratoire de Recherche et Développement de 00002 // l'Epita. 00003 // Copyright (C) 2003, 2004, 2006 Laboratoire d'Informatique de Paris 00004 // 6 (LIP6), département Systèmes Répartis Coopératifs (SRC), 00005 // Université Pierre et Marie Curie. 00006 // 00007 // This file is part of Spot, a model checking library. 00008 // 00009 // Spot is free software; you can redistribute it and/or modify it 00010 // under the terms of the GNU General Public License as published by 00011 // the Free Software Foundation; either version 2 of the License, or 00012 // (at your option) any later version. 00013 // 00014 // Spot is distributed in the hope that it will be useful, but WITHOUT 00015 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 00016 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 00017 // License for more details. 00018 // 00019 // You should have received a copy of the GNU General Public License 00020 // along with Spot; see the file COPYING. If not, write to the Free 00021 // Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 00022 // 02111-1307, USA. 00023 00024 #ifndef SPOT_TGBA_TGBATBA_HH 00025 # define SPOT_TGBA_TGBATBA_HH 00026 00027 #include <list> 00028 #include "tgba.hh" 00029 #include "misc/bddlt.hh" 00030 #include "misc/hash.hh" 00031 00032 namespace spot 00033 { 00034 00053 class tgba_tba_proxy : public tgba 00054 { 00055 public: 00056 tgba_tba_proxy(const tgba* a); 00057 00058 virtual ~tgba_tba_proxy(); 00059 00060 virtual state* get_init_state() const; 00061 00062 virtual tgba_succ_iterator* 00063 succ_iter(const state* local_state, 00064 const state* global_state = 0, 00065 const tgba* global_automaton = 0) const; 00066 00067 virtual bdd_dict* get_dict() const; 00068 00069 virtual std::string format_state(const state* state) const; 00070 00071 virtual state* project_state(const state* s, const tgba* t) const; 00072 00073 virtual bdd all_acceptance_conditions() const; 00074 virtual bdd neg_acceptance_conditions() const; 00075 00076 typedef std::list<bdd> cycle_list; 00077 00078 00087 bdd common_acceptance_conditions_of_original_state(const state* 00088 ostate) const; 00089 00098 bdd union_acceptance_conditions_of_original_state(const state* s) const; 00099 00100 protected: 00101 virtual bdd compute_support_conditions(const state* state) const; 00102 virtual bdd compute_support_variables(const state* state) const; 00103 00104 cycle_list acc_cycle_; 00105 const tgba* a_; 00106 private: 00107 bdd the_acceptance_cond_; 00108 typedef Sgi::hash_map<const state*, bdd, 00109 state_ptr_hash, state_ptr_equal> accmap_t; 00110 mutable accmap_t accmap_; 00111 mutable accmap_t accmapu_; 00112 00113 // Disallow copy. 00114 tgba_tba_proxy(const tgba_tba_proxy&); 00115 tgba_tba_proxy& operator=(const tgba_tba_proxy&); 00116 }; 00117 00133 class tgba_sba_proxy : public tgba_tba_proxy 00134 { 00135 public: 00136 tgba_sba_proxy(const tgba* a); 00137 00145 bool state_is_accepting(const state* state) const; 00146 00147 virtual state* get_init_state() const; 00148 protected: 00149 cycle_list::iterator cycle_start_; 00150 }; 00151 00152 } 00153 #endif // SPOT_TGBA_TGBATBA_HH