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Another refinement for DSS bug solution

This commit is contained in:
Matthias Koefferlein 2025-03-04 20:37:58 +01:00
parent 465f13adc6
commit 70af6bd7c9
1 changed files with 21 additions and 3 deletions
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24
src/db/db/dbDeepShapeStore.cc
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@ -1320,10 +1320,28 @@ DeepShapeStore::cell_mapping_to_original (unsigned int layout_index, db::Layout
into_layout->force_update ();
std::set<db::cell_index_type> cells_to_delete;
std::set<db::cell_index_type> vars;
for (auto vv = new_variants.begin (); vv != new_variants.end (); ++vv) {
if (into_layout->cell (vv->second).parent_cells () == 0) {
cells_to_delete.insert (vv->second);
vars.insert (vv->second);
}
std::set<db::cell_index_type> cells_to_delete;
bool more = true;
while (more) {
more = false;
for (auto v = vars.begin (); v != vars.end (); ++v) {
if (cells_to_delete.find (*v) == cells_to_delete.end ()) {
const db::Cell &vc = into_layout->cell (*v);
bool used = false;
for (auto p = vc.begin_parent_cells (); p != vc.end_parent_cells () && ! used; ++p) {
used = (cells_to_delete.find (*p) == cells_to_delete.end ());
}
if (! used) {
cells_to_delete.insert (*v);
more = true;
}
}
}
}