[Olena-patches] 1685: Add a `neighb' trait for images.

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Roland Levillain &lt;roland(a)lrde.epita.fr&gt; Add a `neighb' trait for images. * mln/trait/images.hh (mln_trait_image_neighb): New macro. (mln::trait::undefined_image_::neighb) (mln::trait::default_image_::neighb) (mln::trait::default_image_morpher_::neighb): New typedefs. * mln/trait/image/props.hh (mln::trait::image::neighb) (mln::trait::image::neighb::any) (mln::trait::image::neighb::none) (mln::trait::image::neighb::some): New structs. image/props.hh | 8 ++++++++ images.hh | 6 ++++++ 2 files changed, 14 insertions(+) Index: mln/trait/images.hh --- mln/trait/images.hh (revision 1684) +++ mln/trait/images.hh (working copy) @@ -60,6 +60,7 @@ # define mln_trait_image_support(I) typename mln::trait::image_< I >::support # define mln_trait_image_border(I) typename mln::trait::image_< I >::border +# define mln_trait_image_neighb(I) typename mln::trait::image_< I >::neighb # define mln_trait_image_data(I) typename mln::trait::image_< I >::data # define mln_trait_image_io(I) typename mln::trait::image_< I >::io # define mln_trait_image_speed(I) typename mln::trait::image_< I >::speed @@ -124,6 +125,7 @@ // global typedef undef border; // none, { stored, computed } < some + typedef undef neighb; // none, some typedef undef data; // raw < linear < stored, computed typedef undef io; // read_only < read, write_only < write, read_write < both read'n write typedef undef speed; // slow, fast, or fastest @@ -158,6 +160,9 @@ // speed is fast by default (neither "fastest" nor "slow") typedef trait::image::speed::fast speed; + + // neighb is absent by default. + typedef trait::image::neighb::none neighb; }; @@ -177,6 +182,7 @@ // mostly global-related => delegation typedef typename image_<D>::border border; + typedef typename image_<D>::neighb neighb; typedef typename image_<D>::data data; typedef typename image_<D>::io io; }; Index: mln/trait/image/props.hh --- mln/trait/image/props.hh (revision 1684) +++ mln/trait/image/props.hh (working copy) @@ -69,6 +69,7 @@ // // global // typedef undef border; // none, { stored, computed } < some + // typedef undef neighb; // none, some // typedef undef data; // raw < linear < stored, computed // typedef undef io; // read_only < read, write_only < write, read_write < both read'n write // typedef undef speed; // slow, fast, or fastest @@ -172,6 +173,13 @@ struct computed : some { std::string name() const { return "border::computed"; } }; }; + struct neighb + { + struct any {}; + struct none : any { std::string name() const { return "neighb::none"; } }; + struct some : any { std::string name() const { return "neighb::some"; } }; + }; + struct io { struct any {};