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add is_move_allowed(v) and use it in tangential_relaxation_impl()

This commit is contained in:
Jane Tournois 2024-11-08 16:57:42 +01:00
parent ec1d43afbe
commit b8165f62de
1 changed files with 19 additions and 12 deletions
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31
Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/internal/Isotropic_remeshing/remesh_impl.h
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@ -1025,18 +1025,7 @@ namespace internal {
// property map of constrained vertices for relaxation
auto vertex_constraint = [&](const vertex_descriptor v)
{
if (is_constrained(v))
return true;
for (halfedge_descriptor h : halfedges_around_target(v, mesh_))
{
Halfedge_status s = status(h);
if ( s == PATCH
|| s == PATCH_BORDER
|| status(opposite(h, mesh_)) == PATCH_BORDER)
return false;
}
return true;
return is_move_allowed(v, relax_constraints);
};
auto constrained_vertices_pmap
= boost::make_function_property_map<vertex_descriptor>(vertex_constraint);
@ -1367,6 +1356,24 @@ private:
return true;
}
bool is_move_allowed(const vertex_descriptor v, const bool relax_constraints) const
{
if (is_constrained(v))
return false;
std::vector<halfedge_descriptor> border_halfedges;
for (halfedge_descriptor h : halfedges_around_target(v, mesh_))
{
if (is_on_patch(h))
continue;
else if (is_on_patch_border(h) && relax_constraints)
continue;
else
return false;
}
return true;
}
halfedge_descriptor next_on_patch_border(const halfedge_descriptor& h) const
{
CGAL_precondition(is_on_patch_border(h));