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bin: --dot=s display SCCs

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* src/tgbaalgos/dotty.cc: Add option 's' to display SCCs.
* src/bin/dstar2tgba.cc, src/bin/common_aoutput.cc: Document it.
* src/tgbatest/neverclaimread.test: Test it.
This commit is contained in:
Alexandre Duret-Lutz 2015-01-03 14:01:40 +01:00
parent 5b723bf8c0
commit b048f65dd8
4 changed files with 36 additions and 10 deletions
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23
src/tgbaalgos/dotty.cc
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@ -1,5 +1,5 @@
// -*- coding: utf-8 -*-
// Copyright (C) 2011, 2012, 2014 Laboratoire de Recherche et
// Copyright (C) 2011, 2012, 2014, 2015 Laboratoire de Recherche et
// Developpement de l'Epita (LRDE).
// Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6),
// département Systèmes Répartis Coopératifs (SRC), Université Pierre
@ -30,6 +30,7 @@
#include "misc/escape.hh"
#include "tgba/tgbagraph.hh"
#include "tgba/formula2bdd.hh"
#include "tgbaalgos/sccinfo.hh"
namespace spot
{
@ -43,6 +44,7 @@ namespace spot
bool opt_name_ = true;
bool opt_circles_ = false;
bool mark_states_ = false;
bool opt_scc_ = false;
const_tgba_digraph_ptr aut_;
public:
@ -65,6 +67,9 @@ namespace spot
case 'N':
opt_name_ = false;
break;
case 's':
opt_scc_ = true;
break;
case 'v':
opt_horizontal_ = false;
break;
@ -128,11 +133,25 @@ namespace spot
{
aut_ = aut;
mark_states_ = !opt_force_acc_trans_ && aut_->has_state_based_acc();
auto si =
std::unique_ptr<scc_info>(opt_scc_ ? new scc_info(aut) : nullptr);
start();
if (si)
{
unsigned sccs = si->scc_count();
for (unsigned i = 0; i < sccs; ++i)
{
os_ << " subgraph cluster_" << i << " {\n";
for (auto s: si->states_of(i))
process_state(s);
os_ << " }\n";
}
}
unsigned ns = aut_->num_states();
for (unsigned n = 0; n < ns; ++n)
{
process_state(n);
if (!si)
process_state(n);
for (auto& t: aut_->out(n))
process_link(t);
}