b803a0ee4d
Fixes #64. * src/tgba/tgba.hh: Here. * src/tgbaalgos/complete.cc, src/tgbaalgos/degen.cc, src/tgbaalgos/dtgbacomp.cc, src/tgbaalgos/mask.cc, src/tgbaalgos/minimize.cc, src/tgbaalgos/remfin.cc, src/tgbaalgos/sccfilter.cc, src/tgbaalgos/simulation.cc, src/tgbaalgos/stutter.cc: Adjust.
70 lines
2.4 KiB
C++
70 lines
2.4 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2015 Laboratoire de Recherche et Développement
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// de l'Epita (LRDE).
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//
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// This file is part of Spot, a model checking library.
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//
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// Spot is free software; you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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//
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// Spot is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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// License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "mask.hh"
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namespace spot
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{
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tgba_digraph_ptr mask_acc_sets(const const_tgba_digraph_ptr& in,
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acc_cond::mark_t to_remove)
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{
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auto res = make_tgba_digraph(in->get_dict());
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res->copy_ap_of(in);
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res->prop_copy(in, { true, true, true, false });
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unsigned na = in->acc().num_sets();
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unsigned tr = to_remove.count();
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assert(tr <= na);
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res->set_acceptance(na - tr,
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in->get_acceptance().strip(to_remove, false));
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transform_accessible(in, res, [&](unsigned,
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bdd& cond,
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acc_cond::mark_t& acc,
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unsigned)
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{
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if (acc & to_remove)
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cond = bddfalse;
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else
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acc = acc.strip(to_remove);
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});
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return res;
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}
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tgba_digraph_ptr mask_keep_states(const const_tgba_digraph_ptr& in,
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std::vector<bool>& to_keep,
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unsigned int init)
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{
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if (to_keep.size() < in->num_states())
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to_keep.resize(in->num_states(), false);
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auto res = make_tgba_digraph(in->get_dict());
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res->copy_ap_of(in);
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res->prop_copy(in, { true, true, true, false });
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res->copy_acceptance_of(in);
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transform_copy(in, res, [&](unsigned src,
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bdd& cond,
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acc_cond::mark_t&,
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unsigned dst)
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{
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if (!to_keep[src] || !to_keep[dst])
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cond = bddfalse;
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}, init);
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return res;
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}
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}
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