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dstar: Improve conversion from DRA to BA.

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Extended former conversion from DRA->DBA to handle
the case where some SCC is not DBA-realizable.

* src/dstarparse/dra2dba.cc: Rename as...
* src/dstarparse/dra2ba.cc: ... this.
(dra_to_dba, dra_to_dba_worker): Rename as...
(dra_to_ba, dra_to_ba_worker): ... these and extend.
* src/dstarparse/Makefile.am, src/dstarparse/public.hh,
src/dstarparse/dstar2tgba.cc, src/dstarparse/nra2nba.cc: Adjust.
* NEWS: Update the description of dstar2tgba accordingly.
This commit is contained in:
Alexandre Duret-Lutz 2013-08-17 13:10:41 +02:00
parent c58bfbd2ee
commit d7027c34d3
6 changed files with 128 additions and 38 deletions
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2
src/dstarparse/nra2nba.cc
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@ -37,7 +37,7 @@ namespace spot
public:
// AUT is the automate we iterate on, while A is the automaton
// we read the acceptance conditions from. Separating the two
// makes its possible to mask AUT, as needed in dra_to_dba().
// makes its possible to mask AUT, as needed in dra_to_ba().
nra_to_nba_worker(const dstar_aut* a, const tgba* aut):
tgba_reachable_iterator_depth_first(aut),
out_(new tgba_explicit_number(aut->get_dict())),