--- scribo/ChangeLog | 5 + ...> with_single_right_link_dmax_ratio_aligned.hh} | 165 +++++++++++++------- 2 files changed, 114 insertions(+), 56 deletions(-) copy scribo/scribo/primitive/link/{with_single_right_link_dmax_ratio.hh => with_single_right_link_dmax_ratio_aligned.hh} (52%) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index 8895733..d04b792 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,10 @@ 2010-11-16 Guillaume Lazzara <z@lrde.epita.fr> + * scribo/primitive/link/with_single_right_link_dmax_ratio_aligned.hh: + New. + +2010-11-16 Guillaume Lazzara <z@lrde.epita.fr> + Improve text_in_picture_neg. * scribo/toolchain/text_in_picture.hh: Remove useless argument. diff --git a/scribo/scribo/primitive/link/with_single_right_link_dmax_ratio.hh b/scribo/scribo/primitive/link/with_single_right_link_dmax_ratio_aligned.hh similarity index 52% copy from scribo/scribo/primitive/link/with_single_right_link_dmax_ratio.hh copy to scribo/scribo/primitive/link/with_single_right_link_dmax_ratio_aligned.hh index 03e2840..feba5f2 100644 --- a/scribo/scribo/primitive/link/with_single_right_link_dmax_ratio.hh +++ b/scribo/scribo/primitive/link/with_single_right_link_dmax_ratio_aligned.hh @@ -24,8 +24,8 @@ // exception does not however invalidate any other reasons why the // executable file might be covered by the GNU General Public License. -#ifndef SCRIBO_PRIMITIVE_LINK_WITH_SINGLE_RIGHT_LINK_DMAX_RATIO_HH -# define SCRIBO_PRIMITIVE_LINK_WITH_SINGLE_RIGHT_LINK_DMAX_RATIO_HH +#ifndef SCRIBO_PRIMITIVE_LINK_WITH_SINGLE_RIGHT_LINK_DMAX_RATIO_ALIGNED_HH +# define SCRIBO_PRIMITIVE_LINK_WITH_SINGLE_RIGHT_LINK_DMAX_RATIO_ALIGNED_HH /// \file /// @@ -44,11 +44,13 @@ # include <scribo/core/component_set.hh> # include <scribo/core/object_links.hh> +# include <scribo/primitive/link/internal/dmax_default.hh> # include <scribo/primitive/link/internal/find_link.hh> # include <scribo/primitive/link/internal/link_single_dmax_ratio_base.hh> # include <scribo/primitive/link/compute.hh> -# include <scribo/primitive/link/internal/dmax_default.hh> + +# include <scribo/filter/internal/component_aligned.hh> namespace scribo @@ -63,40 +65,38 @@ namespace scribo /*! \brief Link objects with their right neighbor if exists. \param[in] components A component set. + \param[in] dmax_ratio Size ratio defining the maximum lookup + distance. \param[in] anchor Starting point for the neighbor lookup. - \param[in] dmax_f DMax functor defining the maximum lookup - distance. \return Object links data. - Look for a neighbor until a maximum distance is reached. The - maximum distance is defined thanks to a functor \p dmax_f. - */ - template <typename L, typename F> - inline - object_links<L> - with_single_right_link_dmax_ratio(const component_set<L>& components, - const DMax_Functor<F>& dmax_f, - anchor::Type anchor); + Look for a neighbor until a maximum distance defined by : + dmax = w / 2 + dmax_ratio * max(h, w) - /// \overload - /// \p dmax_f is set to internal::dmax_default. + where w is the bounding box width and h the bounding box height. + + */ template <typename L> inline object_links<L> - with_single_right_link_dmax_ratio(const component_set<L>& components, - float dmax_ratio, - anchor::Type anchor); + with_single_right_link_dmax_ratio_aligned( + const component_set<L>& components, + float dmax_ratio, + float min_angle, float max_angle, + anchor::Type anchor); /// \overload /// anchor is set to MassCenter. template <typename L> inline object_links<L> - with_single_right_link_dmax_ratio(const component_set<L>& components, - float dmax_ratio); + with_single_right_link_dmax_ratio_aligned( + const component_set<L>& components, + float dmax_ratio, + float min_angle, float max_angle); /// \overload @@ -105,7 +105,8 @@ namespace scribo template <typename L> inline object_links<L> - with_single_right_link_dmax_ratio(const component_set<L>& components); + with_single_right_link_dmax_ratio_aligned( + const component_set<L>& components); @@ -118,20 +119,33 @@ namespace scribo // Functor template <typename L, typename F> - class single_right_dmax_ratio_functor + class single_right_dmax_ratio_aligned_functor : public link_single_dmax_ratio_base<L, F, - single_right_dmax_ratio_functor<L,F> > + single_right_dmax_ratio_aligned_functor<L,F> > { - typedef single_right_dmax_ratio_functor<L, F> self_t; + typedef single_right_dmax_ratio_aligned_functor<L,F> self_t; typedef link_single_dmax_ratio_base<L, F, self_t> super_; public: typedef mln_site(L) P; - single_right_dmax_ratio_functor(const component_set<L>& components, - const DMax_Functor<F>& dmax_f) - : super_(components, anchor::Horizontal, exact(dmax_f)) + single_right_dmax_ratio_aligned_functor( + const component_set<L>& components, + const DMax_Functor<F>& dmax_f, + float min_angle, + float max_angle, + anchor::Type anchor_) + : super_(components, exact(dmax_f), anchor::Horizontal), + anchor(anchor_) { + std::cout << "min_angle = " << min_angle + << " - max_angle = " << max_angle + << std::endl; + std::cout << "min_angle_rad = " << min_alpha_rad + << " - max_angle_rad = " << max_alpha_rad + << std::endl; + min_alpha_rad = (min_angle / 180.0f) * math::pi; + max_alpha_rad = (max_angle / 180.0f) * math::pi; } void compute_next_site_(P& p) @@ -139,6 +153,49 @@ namespace scribo ++p.col(); } + + inline + bool + valid_link_(unsigned current_object, + const P& start_point, + const P& p) + { + bool super_b = super_::valid_link_(current_object, + start_point, p); + + // Distance between the two components. + float dist = math::abs(p[this->direction_] - start_point[this->direction_]); + + + unsigned ldist = this->components_(current_object).bbox().width() / 2; + + + // Components are really close, so the angle is more permissive. + if (dist < (ldist + ldist * 0.2)) + { + return super_b + && + filter::internal::component_aligned_rad(this->components_, + current_object, + this->labeled_image_(p), + anchor, + max_alpha_rad); + } + + + // Components are really far, so the angle is less permissive. + return super_b + && filter::internal::component_aligned_rad(this->components_, + current_object, + this->labeled_image_(p), + anchor, + min_alpha_rad); + } + + float min_alpha_rad; + float max_alpha_rad; + anchor::Type anchor; + }; } // end of namespace scribo::primitive::link::internal @@ -151,56 +208,52 @@ namespace scribo template <typename L, typename F> inline object_links<L> - with_single_right_link_dmax_ratio(const component_set<L>& components, - const DMax_Functor<F>& dmax_f, - anchor::Type anchor) + with_single_right_link_dmax_ratio_aligned( + const component_set<L>& components, + const DMax_Functor<F>& dmax_f, + float min_angle, float max_angle, + anchor::Type anchor) { - trace::entering("scribo::primitive::link::with_single_right_link_dmax_ratio"); + trace::entering("scribo::primitive::link::with_single_right_link_dmax_ratio_aligned"); mln_precondition(components.is_valid()); - internal::single_right_dmax_ratio_functor<L, F> - functor(components, dmax_f); + internal::single_right_dmax_ratio_aligned_functor<L,F> + functor(components, dmax_f, min_angle, max_angle, anchor); object_links<L> output = compute(functor, anchor); - trace::exiting("scribo::primitive::link::with_single_right_link_dmax_ratio"); + trace::exiting("scribo::primitive::link::with_single_right_link_dmax_ratio_aligned"); return output; } - template <typename L> - inline - object_links<L> - with_single_right_link_dmax_ratio(const component_set<L>& components, - float dmax_ratio, - anchor::Type anchor) - { - return - with_single_right_link_dmax_ratio(components, - internal::dmax_default(dmax_ratio), - anchor); - } - template <typename L> inline object_links<L> - with_single_right_link_dmax_ratio(const component_set<L>& components, - float dmax_ratio) + with_single_right_link_dmax_ratio_aligned( + const component_set<L>& components, + float dmax_ratio, + float min_angle, float max_angle) { - return with_single_right_link_dmax_ratio(components, - dmax_ratio, - anchor::MassCenter); + return + with_single_right_link_dmax_ratio_aligned(components, + internal::dmax_default(dmax_ratio), + min_angle, + max_angle, + anchor::MassCenter); } template <typename L> inline object_links<L> - with_single_right_link_dmax_ratio(const component_set<L>& components) + with_single_right_link_dmax_ratio_aligned( + const component_set<L>& components) { - return with_single_right_link_dmax_ratio(components, 3); + return + with_single_right_link_dmax_ratio_aligned(components, 3, 3, 10); } @@ -212,4 +265,4 @@ namespace scribo } // end of namespace scribo -#endif // ! SCRIBO_PRIMITIVE_LINK_WITH_SINGLE_RIGHT_LINK_DMAX_RATIO_HH +#endif // ! SCRIBO_PRIMITIVE_LINK_WITH_SINGLE_RIGHT_LINK_DMAX_RATIO_ALIGNED_HH -- 1.5.6.5