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tgtaproduct.hh
1 // -*- coding: utf-8 -*-
2 // Copyright (C) 2011, 2012, 2013, 2014, 2016 Laboratoire de Recherche
3 // et Développement de l'Epita (LRDE).
4 //
5 // This file is part of Spot, a model checking library.
6 //
7 // Spot is free software; you can redistribute it and/or modify it
8 // under the terms of the GNU General Public License as published by
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10 // (at your option) any later version.
11 //
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14 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
15 // License for more details.
16 //
17 // You should have received a copy of the GNU General Public License
18 // along with this program. If not, see <http://www.gnu.org/licenses/>.
19 
20 #pragma once
21 
22 #include <spot/twa/twa.hh>
23 #include <spot/twa/twaproduct.hh>
24 #include <spot/misc/fixpool.hh>
25 #include <spot/kripke/kripke.hh>
26 #include <spot/ta/tgta.hh>
27 
28 namespace spot
29 {
30 
32  class SPOT_API tgta_product : public twa_product
33  {
34  public:
35  tgta_product(const const_kripke_ptr& left,
36  const const_tgta_ptr& right);
37 
38  virtual const state* get_init_state() const override;
39 
40  virtual twa_succ_iterator*
41  succ_iter(const state* local_state) const override;
42  };
43 
44  inline twa_ptr product(const const_kripke_ptr& left,
45  const const_tgta_ptr& right)
46  {
47  return std::make_shared<tgta_product>(left, right);
48  }
49 
51  class SPOT_API tgta_succ_iterator_product final : public twa_succ_iterator
52  {
53  public:
55  const const_kripke_ptr& k,
56  const const_tgta_ptr& tgta,
57  fixed_size_pool* pool);
58 
59  virtual
61 
62  // iteration
63  bool first();
64  bool next();
65  bool done() const;
66 
67  // inspection
69  dst() const;
70  bdd
71  cond() const;
72 
74  acc() const;
75 
76  private:
78  void
80  step_();
81  bool find_next_succ_();
82 
83  void
84  next_kripke_dest();
85 
87 
88  protected:
89  const state_product* source_;
90  const_tgta_ptr tgta_;
91  const_kripke_ptr kripke_;
92  fixed_size_pool* pool_;
93  twa_succ_iterator* tgta_succ_it_;
94  twa_succ_iterator* kripke_succ_it_;
95  state_product* current_state_;
96  bdd current_condition_;
97  acc_cond::mark_t current_acceptance_conditions_;
98  bdd kripke_source_condition;
99  const state* kripke_current_dest_state;
100  };
101 }
Definition: graph.hh:32
A lazy product. (States are computed on the fly.)
Definition: twaproduct.hh:82
Abstract class for states.
Definition: twa.hh:43
Iterate over the successors of a product computed on the fly.
Definition: tgtaproduct.hh:51
A lazy product. (States are computed on the fly.)
Definition: tgtaproduct.hh:32
Iterate over the successors of a state.
Definition: twa.hh:390
A state for spot::twa_product.
Definition: twaproduct.hh:36
A Transition-based Generalized Testing Automaton (TGTA).
Definition: tgta.hh:59
Definition: acc.hh:34
A fixed-size memory pool implementation.
Definition: fixpool.hh:31

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