af8634d8c4
And in fact, rename most "trans*" as "edges*", because that what they really are. * src/bin/autfilt.cc, src/bin/ltlcross.cc, src/bin/randaut.cc, src/dstarparse/dra2ba.cc, src/dstarparse/dstarparse.yy, src/dstarparse/nra2nba.cc, src/dstarparse/nsa2tgba.cc, src/graph/graph.hh, src/graph/ngraph.hh, src/ltlvisit/exclusive.cc, src/parseaut/parseaut.yy, src/tests/complementation.cc, src/tests/graph.cc, src/tests/ltl2tgba.cc, src/tests/ngraph.cc, src/tests/twagraph.cc, src/twa/twagraph.cc, src/twa/twagraph.hh, src/twa/twamask.hh, src/twaalgos/are_isomorphic.cc, src/twaalgos/are_isomorphic.hh, src/twaalgos/canonicalize.cc, src/twaalgos/cleanacc.cc, src/twaalgos/complete.cc, src/twaalgos/compsusp.cc, src/twaalgos/cycles.cc, src/twaalgos/degen.cc, src/twaalgos/dot.cc, src/twaalgos/dtbasat.cc, src/twaalgos/dtgbacomp.cc, src/twaalgos/dtgbasat.cc, src/twaalgos/dupexp.cc, src/twaalgos/emptiness.cc, src/twaalgos/isunamb.cc, src/twaalgos/isweakscc.cc, src/twaalgos/ltl2tgba_fm.cc, src/twaalgos/mask.hh, src/twaalgos/minimize.cc, src/twaalgos/postproc.cc, src/twaalgos/powerset.cc, src/twaalgos/product.cc, src/twaalgos/randomgraph.cc, src/twaalgos/randomize.cc, src/twaalgos/randomize.hh, src/twaalgos/relabel.cc, src/twaalgos/remfin.cc, src/twaalgos/safety.cc, src/twaalgos/sbacc.cc, src/twaalgos/sccfilter.cc, src/twaalgos/sepsets.cc, src/twaalgos/simulation.cc, src/twaalgos/stutter.cc, src/twaalgos/totgba.cc: Rename these.
66 lines
2 KiB
C++
66 lines
2 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2014, 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 <algorithm>
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#include <numeric>
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#include <random>
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#include "randomize.hh"
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#include "misc/random.hh"
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namespace spot
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{
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void
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randomize(twa_graph_ptr& aut, bool randomize_states,
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bool randomize_edges)
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{
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if (!randomize_states && !randomize_edges)
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return;
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auto& g = aut->get_graph();
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if (randomize_states)
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{
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unsigned n = g.num_states();
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std::vector<unsigned> nums(n);
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std::iota(nums.begin(), nums.end(), 0);
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mrandom_shuffle(nums.begin(), nums.end());
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g.rename_states_(nums);
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aut->set_init_state(nums[aut->get_init_state_number()]);
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if (auto sn =
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aut->get_named_prop<std::vector<std::string>>("state-names"))
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{
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unsigned sns = sn->size(); // Might be != n.
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auto nn = new std::vector<std::string>(n);
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for (unsigned i = 0; i < sns && i < n; ++i)
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(*nn)[nums[i]] = (*sn)[i];
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aut->set_named_prop("state-names", nn);
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}
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}
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if (randomize_edges)
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{
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g.remove_dead_edges_();
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auto& v = g.edge_vector();
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mrandom_shuffle(v.begin() + 1, v.end());
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}
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typedef twa_graph::graph_t::edge_storage_t tr_t;
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g.sort_edges_([](const tr_t& lhs, const tr_t& rhs)
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{ return lhs.src < rhs.src; });
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g.chain_edges_();
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}
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}
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