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Introduce new ways to split an automaton

Browse source 
The explicit way of splitting suffers if there are
too many input APs, two new ways of splitting
are introduced as well as a heuristic to chose
between them.

* NEWS: update
* spot/twaalgos/synthesis.cc,
spot/twaalgos/synthesis.hh: New fonctions
* bin/ltlsynt.cc: Add corresponding option
* tests/core/gamehoa.test,
tests/core/ltlsynt.test,
tests/python/_partitioned_relabel.ipynb,
tests/python/_synthesis.ipynb,
tests/python/game.py,
tests/python/split.py,
tests/python/synthesis.py: Adjusting and adding test
This commit is contained in:
Philipp Schlehuber 2024-03-03 22:15:27 +01:00
parent 2274308cad
commit 5ddac258e1
11 changed files with 1372 additions and 138 deletions
Download patch file Download diff file Expand all files Collapse all files

27
bin/ltlsynt.cc
View file

@ -63,6 +63,7 @@ enum
OPT_PRINT_HOA,
OPT_REAL,
OPT_SIMPLIFY,
OPT_SPLITTYPE,
OPT_TLSF,
OPT_VERBOSE,
OPT_VERIFY
@ -118,6 +119,9 @@ static const argp_option options[] =
"reduction with output assignment, (sat) SAT-based minimization, "
"(bisim-sat) SAT after bisim, (bwoa-sat) SAT after bwoa. Defaults "
"to 'bwoa'.", 0 },
{ "splittype", OPT_SPLITTYPE, "expl|semisym|fullysym|auto", 0,
"Selects the algorithm to use to transform the automaton into "
"a game graph. Defaults to 'auto'.", 0},
/**************************************************/
{ nullptr, 0, nullptr, 0, "Output options:", 20 },
{ "print-pg", OPT_PRINT, nullptr, 0,
@ -295,6 +299,23 @@ static unsigned simplify_values[] =
};
ARGMATCH_VERIFY(simplify_args, simplify_values);
static const char* const splittype_args[] =
{
"expl",
"semisym",
"fullysym",
"auto",
nullptr
};
static spot::synthesis_info::splittype splittype_values[] =
{
spot::synthesis_info::splittype::EXPL,
spot::synthesis_info::splittype::SEMISYM,
spot::synthesis_info::splittype::FULLYSYM,
spot::synthesis_info::splittype::AUTO,
};
ARGMATCH_VERIFY(splittype_args, splittype_values);
namespace
{
static bool want_game()
@ -909,7 +930,7 @@ namespace
return 2;
}
if (!arena->get_named_prop<std::vector<bool>>("state-player"))
arena = spot::split_2step(arena, true);
arena = spot::split_2step(arena, gi);
else
{
// Check if the game is alternating and fix trivial cases
@ -1127,6 +1148,10 @@ parse_opt(int key, char *arg, struct argp_state *)
gi->minimize_lvl = XARGMATCH("--simplify", arg,
simplify_args, simplify_values);
break;
case OPT_SPLITTYPE:
gi->sp = XARGMATCH("--splittype", arg,
splittype_args, splittype_values);
break;
case OPT_TLSF:
jobs.emplace_back(arg, job_type::TLSF_FILENAME);
break;