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Have scc_map keep track of APs that are occurring in a SCC.

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* src/tgbaalgos/scc.hh (scc_map::scc): Add a supp member to hold APs.
* src/tgbaalgos/scc.cc (scc_map::build_map): Update supp.
(scc_map::ap_set_of): New function.
(dump_scc_dot): Show the output of ap_set_of().
This commit is contained in:
Alexandre Duret-Lutz 2009-09-17 15:06:30 +02:00
parent ada681d813
commit b3486965a0
3 changed files with 33 additions and 2 deletions
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12
src/tgbaalgos/scc.hh
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@ -105,6 +105,14 @@ namespace spot
/// \pre This should only be called once build_map() has run.
const cond_set& cond_set_of(unsigned n) const;
/// \brief Return the set of atomic properties occurring in an SCC.
///
/// \return a BDD that is a conjuction of all atomic properties
/// occurring on the transitions in the SCC n.
///
/// \pre This should only be called once build_map() has run.
bdd ap_set_of(unsigned n) const;
/// \brief Return the set of acceptance conditions occurring in an SCC.
///
/// \pre This should only be called once build_map() has run.
@ -133,7 +141,7 @@ namespace spot
struct scc
{
public:
scc(int index) : index(index), acc(bddfalse) {};
scc(int index) : index(index), acc(bddfalse), supp(bddtrue) {};
/// Index of the SCC.
int index;
/// The union of all acceptance conditions of transitions which
@ -143,6 +151,8 @@ namespace spot
std::list<const state*> states;
/// Set of conditions used in the SCC.
cond_set conds;
/// Conjunction of atomic propositions used in the SCC.
bdd supp;
/// Successor SCC.
succ_type succ;
};