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dot: add support for alternating automata

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* spot/twaalgos/dot.cc: Handle universal destinations.
Ignore option 's' for alternating automata.
* tests/core/alternating.test: New file.
* tests/Makefile.am: Add it.
This commit is contained in:
Alexandre Duret-Lutz 2016-11-25 17:17:22 +01:00
parent e620368696
commit d5c9c34514
3 changed files with 126 additions and 3 deletions
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30
spot/twaalgos/dot.cc
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@ -21,6 +21,7 @@
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <ostream>
#include <sstream>
#include <stdexcept>
#include <spot/twa/twagraph.hh>
#include <spot/twaalgos/dot.hh>
@ -545,7 +546,7 @@ namespace spot
void
process_link(const twa_graph::edge_storage_t& t, int number)
{
os_ << " " << t.src << " -> " << t.dst;
os_ << " " << t.src << " -> " << (int)t.dst;
std::string label;
if (!opt_state_labels_)
label = bdd_format_formula(aut_->get_dict(), t.cond);
@ -586,16 +587,38 @@ namespace spot
os_ << '#' << aut_->get_graph().index_of_edge(t);
os_ << '"';
}
std::string highlight;
if (highlight_edges_)
{
auto idx = aut_->get_graph().index_of_edge(t);
auto iter = highlight_edges_->find(idx);
if (iter != highlight_edges_->end())
os_ << ", style=bold, color=\""
{
std::ostringstream o;
o << "style=bold, color=\""
<< palette[iter->second % palette_mod]
<< '"';
highlight = o.str();
os_ << ", " << highlight;
}
}
// No arrow tip of the common part of a universal transition
if ((int)t.dst < 0)
os_ << ", dir=none";
os_ << "]\n";
if ((int)t.dst < 0) // Universal destination
{
os_ << " " << (int)t.dst
<< "[label=<>,width=0,height=0,shape=none]\n";
for (unsigned d: aut_->univ_dests(t))
{
os_ << " " << (int)t.dst << " -> " << d;
if (!highlight.empty())
os_ << " [" << highlight << ']';
os_ << '\n';
}
}
}
void print(const const_twa_graph_ptr& aut)
@ -663,7 +686,8 @@ namespace spot
}
}
auto si =
std::unique_ptr<scc_info>(opt_scc_ ? new scc_info(aut) : nullptr);
std::unique_ptr<scc_info>((opt_scc_ && !aut->is_alternating())
? new scc_info(aut) : nullptr);
start();
if (si)