[Olena-patches] last-svn-commit-247-g8ac5e61 Use priority-driven thinning in collapse-based thinnings apps.

* apps/mesh-segm-skel/mesh-complex-max-curv-2-collapse.cc, * apps/mesh-segm-skel/mesh-complex-max-curv-1-collapse.cc: Here. --- milena/ChangeLog | 8 ++++++++ .../mesh-complex-max-curv-1-collapse.cc | 18 +++++++++++++----- .../mesh-complex-max-curv-2-collapse.cc | 13 ++++++++++--- 3 files changed, 31 insertions(+), 8 deletions(-) diff --git a/milena/ChangeLog b/milena/ChangeLog index 8c32c8b..c34431a 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,5 +1,13 @@ 2011-03-20 Roland Levillain &lt;roland(a)lrde.epita.fr&gt; + Use priority-driven thinning in collapse-based thinnings apps. + + * apps/mesh-segm-skel/mesh-complex-max-curv-2-collapse.cc, + * apps/mesh-segm-skel/mesh-complex-max-curv-1-collapse.cc: + Here. + +2011-03-20 Roland Levillain &lt;roland(a)lrde.epita.fr&gt; + Simplify curvature-based thinnings using 2- and 1-collapses apps. * apps/mesh-segm-skel/mesh-complex-max-curv-2-collapse.cc, diff --git a/milena/apps/mesh-segm-skel/mesh-complex-max-curv-1-collapse.cc b/milena/apps/mesh-segm-skel/mesh-complex-max-curv-1-collapse.cc index 8b12030..4716a42 100644 --- a/milena/apps/mesh-segm-skel/mesh-complex-max-curv-1-collapse.cc +++ b/milena/apps/mesh-segm-skel/mesh-complex-max-curv-1-collapse.cc @@ -54,7 +54,9 @@ #include <mln/topo/is_n_face.hh> #include <mln/topo/is_simple_pair.hh> #include <mln/topo/detach_pair.hh> -#include <mln/topo/skeleton/breadth_first_thinning.hh> +#include <mln/topo/skeleton/priority_driven_thinning.hh> + +#include <mln/arith/revert.hh> #include <mln/io/vtk/load.hh> #include <mln/io/vtk/save.hh> @@ -288,14 +290,19 @@ main(int argc, char* argv[]) // Thinning by 2-collapse. // // ------------------------ // + // Create a priority function (actually, an image) using the inverse + // of the curvature image. + ima_t priority = mln::arith::revert(closed_ima); + mln_concrete_(bin_ima_t) surface_2_collapse; mln::initialize(surface_2_collapse, surface); mln::data::paste - (mln::topo::skeleton::breadth_first_thinning + (mln::topo::skeleton::priority_driven_thinning (mln::mutable_extend((surface | is_a_triangle).rw(), surface), nbh, is_simple_triangle, - detach_triangle) + detach_triangle, + priority) /* Before pasting the result of the computation into SURFACE_2_COLLAPSE, re-expand its domain to the initial site set, to ensure data from all faces (i.e., both the 2-faces, @@ -347,12 +354,13 @@ main(int argc, char* argv[]) mln_concrete_(bin_ima_t) surface_1_collapse; mln::initialize(surface_1_collapse, surface_2_collapse); mln::data::paste - (mln::topo::skeleton::breadth_first_thinning + (mln::topo::skeleton::priority_driven_thinning (mln::mutable_extend((surface_2_collapse | is_an_edge).rw(), surface_2_collapse), nbh, is_simple_edge, - detach_edge) + detach_edge, + priority) /* Likewise, before pasting the result of the computation into SURFACE_1_COLLAPSE, re-expand its domain to the initial site set, to ensure data from all faces (i.e., both the 1-faces, diff --git a/milena/apps/mesh-segm-skel/mesh-complex-max-curv-2-collapse.cc b/milena/apps/mesh-segm-skel/mesh-complex-max-curv-2-collapse.cc index c88f10d..7df256e 100644 --- a/milena/apps/mesh-segm-skel/mesh-complex-max-curv-2-collapse.cc +++ b/milena/apps/mesh-segm-skel/mesh-complex-max-curv-2-collapse.cc @@ -54,7 +54,9 @@ #include <mln/topo/is_n_face.hh> #include <mln/topo/is_simple_pair.hh> #include <mln/topo/detach_pair.hh> -#include <mln/topo/skeleton/breadth_first_thinning.hh> +#include <mln/topo/skeleton/priority_driven_thinning.hh> + +#include <mln/arith/revert.hh> #include <mln/io/vtk/load.hh> #include <mln/io/vtk/save.hh> @@ -288,14 +290,19 @@ main(int argc, char* argv[]) // Thinning by 2-collapse. // // ------------------------ // + // Create a priority function (actually, an image) using the inverse + // of the curvature image. + ima_t priority = mln::arith::revert(closed_ima); + mln_concrete_(bin_ima_t) surface_2_collapse; mln::initialize(surface_2_collapse, surface); mln::data::paste - (mln::topo::skeleton::breadth_first_thinning + (mln::topo::skeleton::priority_driven_thinning (mln::mutable_extend((surface | is_a_triangle).rw(), surface), nbh, is_simple_triangle, - detach_triangle) + detach_triangle, + priority) /* Before pasting the result of the computation into SURFACE_2_COLLAPSE, re-expand its domain to the initial site set, to ensure data from all faces (i.e., both the 2-faces, -- 1.5.6.5