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* src/tgbaalgos/emptinesscheck.hh (connected_component::set_of_state):

Browse source 
Rename as ...
(connected_component::set_type): ... this, and define as a hash_set.
(connected_component::has_state): New method.
* src/tgbaalgos/emptinesscheck.cc (connected_component::has_state):
New method.
(emptiness_check::counter_example, emptiness_check::complete_cycle,
emptiness_check::accepting_path): Simplify using has_state().
This commit is contained in:
Alexandre Duret-Lutz 2003-10-23 15:49:29 +00:00
parent f0dd415f2f
commit fb4873d92e
3 changed files with 29 additions and 20 deletions
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28
src/tgbaalgos/emptinesscheck.cc
View file

@ -16,6 +16,12 @@ namespace spot
condition = bddfalse;
}
bool
connected_component::has_state(const state* s) const
{
return state_set.find(s) != state_set.end();
}
emptiness_check::emptiness_check(const tgba* a)
: aut_(a)
@ -62,7 +68,7 @@ namespace spot
arc_accepting.push(bddfalse);
tgba_succ_iterator* iter_ = aut_->succ_iter(init);
iter_->first();
todo.push(pair_state_iter(init, iter_ ));
todo.push(pair_state_iter(init, iter_));
while (!todo.empty())
{
pair_state_iter step = todo.top();
@ -105,7 +111,7 @@ namespace spot
arc_accepting.push(current_accepting);
tgba_succ_iterator* iter2 = aut_->succ_iter(current_state);
iter2->first();
todo.push(pair_state_iter(current_state, iter2 ));
todo.push(pair_state_iter(current_state, iter2));
}
else if (h[current_state] != -1)
{
@ -254,12 +260,10 @@ namespace spot
{
const state* curr_state =
started_from.second->current_state();
connected_component::set_of_state::iterator iter_set =
vec_component[k+1].state_set.find(curr_state);
if (iter_set != vec_component[k+1].state_set.end())
if (vec_component[k+1].has_state(curr_state))
{
const state* curr_father = started_from.first;
seq.push_front(*iter_set);
seq.push_front(curr_state);
seq.push_front(curr_father);
hash_type::iterator i_2 = h.find(curr_father);
assert(i_2 != h.end());
@ -278,9 +282,7 @@ namespace spot
}
else
{
connected_component::set_of_state::iterator i_s =
vec_component[k].state_set.find(curr_state);
if (i_s != vec_component[k].state_set.end())
if (vec_component[k].has_state(curr_state))
{
path_state::iterator i_path =
path_map.find(curr_state);
@ -339,9 +341,7 @@ namespace spot
for (iter_s->first(); !iter_s->done(); iter_s->next())
{
const state* curr_state = (started_.second)->current_state();
connected_component::set_of_state::iterator i_set =
comp_path.state_set.find(curr_state);
if (i_set != comp_path.state_set.end())
if (comp_path.has_state(curr_state))
{
if (curr_state->compare(to_state) == 0)
{
@ -402,9 +402,7 @@ namespace spot
else
{
state* curr_state = iter_->current_state();
connected_component::set_of_state::iterator it_set =
comp_path.state_set.find(curr_state);
if (it_set != comp_path.state_set.end())
if (comp_path.has_state(curr_state))
{
hash_type::iterator i = seen_priority.find(curr_state);
if (i == seen_priority.end())