songsenand
/
cgal
mirror of https://github.com/CGAL/cgal
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

This version of insert_if_in_star seems to work better 

At least in 2D
This commit is contained in:
Clement Jamin 2014-07-30 18:26:44 +02:00
parent b916d18319
commit 5cc88e11e4
1 changed files with 33 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
Triangulation/include/CGAL/Regular_triangulation.h
View File

@ -273,6 +273,10 @@ public:
const Facet &,
const Full_cell_handle);
Vertex_handle insert_in_conflicting_cell_if_in_star(const Weighted_point &,
const Vertex_handle,
const Full_cell_handle);
Vertex_handle insert_if_in_star(
const Weighted_point & p, const Vertex_handle star_center,
const Full_cell_handle start = Full_cell_handle())
@ -827,9 +831,10 @@ Regular_triangulation<RTTraits, TDS>
break;
}
default:
if (s->has_vertex(star_center))
{
if( 1 == current_dimension() )
{
if( 1 == current_dimension() )
if (s->has_vertex(star_center))
{
if( Base::OUTSIDE_CONVEX_HULL == lt )
{
@ -839,15 +844,38 @@ Regular_triangulation<RTTraits, TDS>
v->set_point(p);
return v;
}
else
return insert_in_conflicting_cell(p, s);
}
break;
else
return insert_in_conflicting_cell_if_in_star(p, star_center, s);
break;
}
}
return Vertex_handle();
}
template< typename RTTraits, typename TDS >
typename Regular_triangulation<RTTraits, TDS>::Vertex_handle
Regular_triangulation<RTTraits, TDS>
::insert_in_conflicting_cell_if_in_star(const Weighted_point & p,
const Vertex_handle star_center,
const Full_cell_handle s)
{
typedef std::vector<Full_cell_handle> Full_cell_h_vector;
static Full_cell_h_vector cs; // for storing conflicting full_cells.
cs.clear();
// cs.reserve(64);
std::back_insert_iterator<Full_cell_h_vector> out(cs);
Facet ft = compute_conflict_zone(p, s, out);
Full_cell_h_vector::const_iterator it = cs.begin(), it_end = cs.end();
for ( ; it != it_end ; ++it)
{
if ((*it)->has_vertex(star_center))
return insert_in_hole(p, cs.begin(), cs.end(), ft);
}
return Vertex_handle();
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - GATHERING CONFLICTING SIMPLICES
// NOT DOCUMENTED