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Refined solution for DSS remapping bug

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This commit is contained in:
Matthias Koefferlein
2025-03-04 19:50:33 +01:00
parent 3893f3be56
commit 7b4e8a3462
4 changed files with 85 additions and 13 deletions
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src/db/unit_tests/dbDeepShapeStoreTests.cc
+40
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@@ -301,3 +301,43 @@ TEST(6_RestoreWithCellSelection)
db::compare_layouts (_this, ly, tl::testdata () + "/algo/dss_bug_au.gds");
}
TEST(7_RestoreWithCellSelection2)
{
db::Layout ly;
{
std::string fn (tl::testdata ());
fn += "/algo/dss_bug2.gds";
tl::InputStream stream (fn);
db::Reader reader (stream);
reader.read (ly);
}
unsigned int l2 = ly.get_layer (db::LayerProperties (2, 0));
db::Cell &top_cell = ly.cell (*ly.begin_top_down ());
db::RecursiveShapeIterator in_it (ly, top_cell, l2);
db::RecursiveShapeIterator other_it (ly, top_cell, l2);
std::set<db::cell_index_type> us;
us.insert (ly.cell_by_name ("X").second);
in_it.unselect_cells (us);
std::set<db::cell_index_type> us2;
us2.insert (top_cell.cell_index ());
other_it.unselect_cells (us2);
other_it.select_cells (us);
db::DeepShapeStore dss;
db::Region in_region (in_it, dss);
db::Region other_region (other_it, dss);
in_region += other_region;
ly.clear_layer (l2);
in_region.insert_into (&ly, top_cell.cell_index (), l2);
db::compare_layouts (_this, ly, tl::testdata () + "/algo/dss_bug2_au.gds");
}