inline Bvert_list
copy_verts(CBvert_list& verts, LMESHptr mesh)
{
Bvert_list ret(verts.size());
for (Bvert_list::size_type i=0; i<verts.size(); i++) {
ret.push_back(mesh->add_vertex(verts[i]->loc()));
}
return ret;
}
inline void
read_vert(LMESHptr mesh, istream& in)
{
double x, y, z;
in >> x >> y >> z;
skip_line(in);
assert(mesh);
mesh->add_vertex(Wpt(x,y,z));
}
/******************************************************************************
Write out a jot .sm file.
******************************************************************************/
void
write_sm()
{
LMESHptr mesh = make_shared<LMESH>();
int i=0;
//******** Build the mesh ********
err_adv(debug, "read ply file: %d vertices, %d faces\n", nverts, nfaces);
err_adv(debug, "building mesh:");
// Add vertices to mesh
err_adv(debug, " adding vertices...");
for (i = 0; i < nverts; i++)
mesh->add_vertex(Wpt(vlist[i]->x, vlist[i]->y, vlist[i]->z));
err_adv(debug, " done\n");
// Add per-vertex colors if needed
if (per_vertex_color) {
err_adv(debug, " adding colors...");
for (i = 0; i < nverts; i++)
mesh->bv(i)->set_color(COLOR(vlist[i]->r, vlist[i]->g, vlist[i]->b));
err_adv(debug, " done\n");
}
// Add faces
err_adv(debug, " adding faces...");
for (i = 0; i < nfaces; i++)
add_face(mesh, flist[i]);
err_adv(debug, " done\n");
//******** Filter the mesh ********
err_adv(debug, "filtering mesh...");
// Remove any isolated vertices
for (i=mesh->nverts()-1; i>=0; i--) {
if (mesh->bv(i)->degree() == 0) {
mesh->remove_vertex(mesh->bv(i));
}
}
mesh->changed();
// Remove duplicate vertices while we're at it
mesh->remove_duplicate_vertices(false); // don't keep the bastards
// Check for consistent orientation of normals
bool is_bad = false;
for (i=0; i<mesh->nedges(); i++)
if (!mesh->be(i)->consistent_orientation())
is_bad = true;
if (is_bad)
err_msg("Warning: inconsistently oriented triangles -- can't fix");
// Optional: recenter mesh
if (Config::get_var_bool("JOT_RECENTER"))
mesh->recenter();
// Optional: print stats
if (Config::get_var_bool("JOT_PRINT_MESH"))
mesh->print();
err_adv(debug, "done\n");
//******** Write mesh ********
err_adv(debug, "writing mesh...");
mesh->write_stream(cout);
err_adv(debug, "done\n");
}
