bool
Skin::gen_verts(CBvert_list& skel_verts,
CVertMapper& skel_mapper)
{
// like plain gen_verts(), but take into account skel verts that
// are "identified" together. i.e. if s1 and s2 are skel verts that
// are identified together, we create just a single skin vert
// corresponding to both s1 and s2.
// first generate skin verts for the skel verts that are
// mapped *to* by other skel verts
if (!gen_verts(skel_mapper.B())) {
err_adv(debug, "Skin::gen_verts: can't replicate skel verts (pass 1)");
return false;
}
// now create a skel-to-skin association of each mapped-from
// skel vert thru its skel counterpart to the skin vert
if (!_mapper.is_valid())
err_msg(" invalid mapper before gen_verts");
_mapper.add(skel_mapper.A(), _mapper.a_to_b(skel_mapper.B()));
if (!_mapper.is_valid())
err_msg(" invalid mapper after gen_verts");
// now do the rest to make sure all are covered
if (!gen_verts(skel_verts)) {
err_adv(debug, "Skin::gen_verts: can't replicate skel verts (pass 2)");
return false;
}
return true;
}
inline void
report(CVertMapper& mapper, Cstr_ptr& msg)
{
err_msg(" %s: %d verts to %d verts, %d edges to %d edges",
**msg,
mapper.A().num(),
mapper.B().num(),
mapper.a_edges().num(),
mapper.a_to_b(mapper.a_edges()).num());
}
inline VertMapper
subdiv_mapper(CVertMapper& pmap)
{
Bedge_list a_edges = pmap.a_edges();
Bedge_list b_edges = pmap.a_to_b(a_edges);
assert(a_edges.num() == b_edges.num());
if (0 && debug) {
err_msg("parents: verts: %d --> %d, edges: %d --> %d",
pmap.A().num(), pmap.B().num(), a_edges.num(), b_edges.num());
err_msg("children: verts: %d --> %d",
(child_verts<Bvert_list,Lvert>(pmap.A()) +
child_verts<Bedge_list,Ledge>(a_edges)).num(),
(child_verts<Bvert_list,Lvert>(pmap.B()) +
child_verts<Bedge_list,Ledge>(b_edges)).num());
Bvert_list c = (child_verts<Bvert_list,Lvert>(pmap.A()) +
child_verts<Bedge_list,Ledge>(a_edges));
if (c.has_duplicates()) {
err_msg("*** child verts have duplicates ***");
if (pmap.A().has_duplicates()) {
err_msg(" A verts have duplicates");
}
if (pmap.a_edges().has_duplicates()) {
err_msg(" A edges have duplicates");
}
if (child_verts<Bvert_list,Lvert>(pmap.A()).has_duplicates()) {
err_msg(" vert children have duplicates");
}
if (child_verts<Bedge_list,Ledge>(pmap.a_edges()).has_duplicates()) {
err_msg(" edge children have duplicates");
}
WORLD::show_pts(c.pts());
}
}
return VertMapper(
child_verts<Bvert_list,Lvert>(pmap.A()) +
child_verts<Bedge_list,Ledge>(a_edges),
child_verts<Bvert_list,Lvert>(pmap.B()) +
child_verts<Bedge_list,Ledge>(b_edges)
);
}