--- milena/ChangeLog | 5 +++++ milena/mln/util/tree_of_shapes.hh | 36 +++++++++++++++++++++++++++++++++++- 2 files changed, 40 insertions(+), 1 deletions(-)

diff --git a/milena/ChangeLog b/milena/ChangeLog index a6df4ca..b2a096f 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,5 +1,10 @@ 2013-01-04 Guillaume Lazzara z@lrde.epita.fr

+ * mln/util/tree_of_shapes.hh: Extend structure for storing new + tree canonicalizationss. + +2013-01-04 Guillaume Lazzara z@lrde.epita.fr + Add util::map.

* mln/util/map.hh, diff --git a/milena/mln/util/tree_of_shapes.hh b/milena/mln/util/tree_of_shapes.hh index c3b00e5..9bf978f 100644 --- a/milena/mln/util/tree_of_shapes.hh +++ b/milena/mln/util/tree_of_shapes.hh @@ -37,6 +37,8 @@ namespace mln namespace util {

+ enum Tags { None, Spurious, Noise }; + template <typename I> struct tree_of_shapes { @@ -45,15 +47,31 @@ namespace mln typedef mln_equiv(V) EV;

I Fb; + + // Default canonicalization. std::vector<P> R; mln_ch_value(I,P) parent; - mln_ch_value(I,bool) show; + + // 0-canonicalization. + std::vector<P> R0; + mln_ch_value(I,P) parent0; + // Attributes/tags for 0-representants. + std::vector<Tags> tag; + + // 01-canonicalization. + std::vector<P> R01; + mln_ch_value(I,P) parent01; +

V level(const P& p) const; bool level_changes_at(unsigned i) const; bool is_root(const P& p) const; bool is_representative(const P& p) const;

+ bool is_0_representative(const P& p) const; + + bool is_01_representative(const P& p) const; + };

@@ -91,6 +109,22 @@ namespace mln return is_root(p) || Fb(parent(p)) != Fb(p); }

+ template <typename I> + bool + tree_of_shapes<I>::is_0_representative(const P& p) const + { + return is_representative(p) && (Fb(p) == V(0)); + } + + template <typename I> + bool + tree_of_shapes<I>::is_01_representative(const P& p) const + { + return is_root(p) + || (Fb(p) == V(0) && Fb(parent(p)) != V(0)) + || (Fb(p) != V(0) && Fb(parent(p)) == V(0)); + } +

# endif // ! MLN_INCLUDE_ONLY