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Replace most uses of scc_map by scc_info.

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This involves reimplementing some algorithms using tgba_digraph, and
implementing an explicit product that takes two tgba_digraphs and
produces a tgba_digraph.

* src/tgbaalgos/product.cc, src/tgbaalgos/product.hh: New files.
* src/tgbaalgos/Makefile.am: Adjust.
* src/bin/ltlcross.cc, src/tgba/tgba.cc, src/tgba/tgba.hh,
src/tgba/tgbasafracomplement.cc, src/tgba/tgbasafracomplement.hh,
src/tgbaalgos/cycles.cc, src/tgbaalgos/cycles.hh,
src/tgbaalgos/degen.cc, src/tgbaalgos/degen.hh,
src/tgbaalgos/isweakscc.cc, src/tgbaalgos/isweakscc.hh,
src/tgbaalgos/minimize.cc, src/tgbaalgos/minimize.hh,
src/tgbaalgos/powerset.cc, src/tgbaalgos/powerset.hh,
src/tgbaalgos/safety.cc, src/tgbaalgos/safety.hh,
src/tgbaalgos/sccinfo.cc, src/tgbaalgos/sccinfo.hh,
src/tgbatest/complementation.cc, src/tgbatest/emptchk.cc,
src/tgbatest/ltl2ta.test, src/tgbatest/ltl2tgba.cc,
src/tgbatest/randtgba.cc: Update to use scc_info and/or tgba_digraph.
This commit is contained in:
Alexandre Duret-Lutz 2014-10-07 18:21:37 +02:00
parent b6745482af
commit 2fb436a174
27 changed files with 497 additions and 394 deletions
Download patch file Download diff file Expand all files Collapse all files

12
src/tgbaalgos/sccinfo.cc
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@ -121,7 +121,7 @@ namespace spot
node_.emplace_back(acc, triv);
std::swap(node_.back().succ, root_.front().node.succ);
std::swap(node_.back().states, root_.front().node.states);
node_.back().accepting = aut->acc().accepting(acc);
node_.back().accepting = !triv && aut->acc().accepting(acc);
root_.pop_front();
// Record the transition between the SCC being popped
// and the previous SCC.
@ -229,6 +229,16 @@ namespace spot
}
std::set<acc_cond::mark_t> scc_info::used_acc_of(unsigned scc) const
{
std::set<acc_cond::mark_t> res;
for (auto src: states_of(scc))
for (auto& t: aut_->out(src))
if (scc_of(t.dst) == scc)
res.insert(t.acc);
return res;
}
std::vector<std::set<acc_cond::mark_t>> scc_info::used_acc() const
{
unsigned n = aut_->num_states();