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powerset: rewrite using the tgba_digraph interface

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Fixes #48.

* src/tgbaalgos/powerset.cc, src/tgbaalgos/powerset.hh: Here.
* src/tgbaalgos/minimize.cc: Adjust usage.
This commit is contained in:
Alexandre Duret-Lutz 2015-01-09 17:10:28 +01:00
parent d6ba00ffe1
commit eadcf95363
3 changed files with 14 additions and 26 deletions
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7
src/tgbaalgos/minimize.cc
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@ -254,12 +254,11 @@ namespace spot
// Iterate on each original state corresponding to start.
const power_map::power_state& ps =
pm.states_of(det_a->state_number(start));
for (auto& it: ps)
for (auto& s: ps)
{
// Construct a product between LOOP_A and ORIG_A starting in
// *IT. FIXME: This could be sped up a lot!
if (!product(loop_a, orig_a, 0U,
orig_a->state_number(it))->is_empty())
// S. FIXME: This could be sped up a lot!
if (!product(loop_a, orig_a, 0U, s)->is_empty())
{
accepting = true;
break;