mirror of https://github.com/KLayout/klayout.git
Merge pull request #2393 from KLayout/bugfix/issue-2392
Fixing issue #2392 (PCell rebinding fails aber technology change)
This commit is contained in:
Matthias Köfferlein
GitHub
commit
2d6e037d50
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@ -707,14 +707,12 @@ Layout::set_technology_name (const std::string &tech)
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for (db::Layout::iterator c = begin (); c != end (); ++c) {
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std::map<db::lib_id_type, db::lib_id_type>::const_iterator m;
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db::LibraryProxy *lib_proxy = dynamic_cast<db::LibraryProxy *> (&*c);
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if (! lib_proxy) {
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continue;
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}
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if ((m = mapping.find (lib_proxy->lib_id ())) != mapping.end ()) {
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if (mapping.find (lib_proxy->lib_id ()) != mapping.end ()) {
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db::Library *lib = db::LibraryManager::instance ().lib (lib_proxy->lib_id ());
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db::Cell *lib_cell = &lib->layout ().cell (lib_proxy->library_cell_index ());
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@ -745,7 +743,10 @@ Layout::set_technology_name (const std::string &tech)
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db::cell_index_type ci = lp->first->Cell::cell_index ();
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db::PCellVariant *lib_pcell = lp->second;
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std::pair<bool, pcell_id_type> pn = lib_pcell->layout ()->pcell_by_name (lp->first->get_basic_name ().c_str ());
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db::Library *new_lib = db::LibraryManager::instance ().lib (mapping [lp->first->lib_id ()]);
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tl_assert (new_lib != 0);
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std::pair<bool, pcell_id_type> pn = new_lib->layout ().pcell_by_name (lp->first->get_basic_name ().c_str ());
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if (! pn.first) {
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@ -756,8 +757,6 @@ Layout::set_technology_name (const std::string &tech)
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} else {
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db::Library *new_lib = db::LibraryManager::instance ().lib (mapping [lp->first->lib_id ()]);
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const db::PCellDeclaration *old_pcell_decl = lib_pcell->layout ()->pcell_declaration (lib_pcell->pcell_id ());
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const db::PCellDeclaration *new_pcell_decl = new_lib->layout ().pcell_declaration (pn.second);
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if (! old_pcell_decl || ! new_pcell_decl) {
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@ -129,6 +129,7 @@ RUBYTEST (dbNetlistReaderTests, "dbNetlistReaderTests.rb")
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RUBYTEST (dbNetlistCompare, "dbNetlistCompare.rb")
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RUBYTEST (dbPathTest, "dbPathTest.rb")
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RUBYTEST (dbPCells, "dbPCells.rb")
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RUBYTEST (dbPCellsRebind, "dbPCellsRebind.rb")
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RUBYTEST (dbPointTest, "dbPointTest.rb")
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RUBYTEST (dbPolygonTest, "dbPolygonTest.rb")
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RUBYTEST (dbRegionTest, "dbRegionTest.rb")
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@ -0,0 +1,202 @@
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# encoding: UTF-8
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# KLayout Layout Viewer
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# Copyright (C) 2006-2026 Matthias Koefferlein
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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if !$:.member?(File::dirname($0))
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$:.push(File::dirname($0))
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end
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load("test_prologue.rb")
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class PCellRebindVar < RBA::PCellDeclaration
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def initialize(name, layer, w_name, w_default)
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@name = name
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@layer = layer
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@w_name = w_name
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@w_default = w_default
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end
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def display_text(parameters)
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return "#{@name}(L=#{@layer},#{@w_name}=#{parameters[0].to_s},H=#{parameters[1].to_s})"
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end
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def get_parameters
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# prepare a set of parameter declarations
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param = []
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param.push(RBA::PCellParameterDeclaration.new(@w_name, RBA::PCellParameterDeclaration::TypeDouble, "Width", @w_default))
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param.push(RBA::PCellParameterDeclaration.new("H", RBA::PCellParameterDeclaration::TypeDouble, "Height", 1.0))
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return param
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end
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def get_layers(parameters)
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return [ RBA::LayerInfo::new(@layer, 0) ]
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end
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def produce(layout, layers, parameters, cell)
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# fetch the parameters
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w = parameters[0]
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h = parameters[1]
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# create the shape
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cell.shapes(layout.layer(@layer, 0)).insert(RBA::DBox.new(-w / 2, -h / 2, w / 2, h / 2))
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end
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end
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class RebindTestLib < RBA::Library
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def initialize(var)
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# set the description
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self.description = "PCell rebind test lib"
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# create the PCell declarations
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if var == 0
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layout.register_pcell("Box0", PCellRebindVar::new("Box0", 0, "W", 3.0))
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layout.register_pcell("Box1", PCellRebindVar::new("Box1", 1, "W", 2.0))
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layout.register_pcell("Box2A", PCellRebindVar::new("Box2A", 2, "W", 1.0))
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else
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layout.register_pcell("Box2B", PCellRebindVar::new("Box2B", 12, "W", 1.5))
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layout.register_pcell("Box1", PCellRebindVar::new("Box1", 11, "WW", 2.5))
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layout.register_pcell("Box0", PCellRebindVar::new("Box0", 10, "W", 3.5))
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end
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self.technology = (var == 0 ? "T0" : "T1")
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register("RebindTestLib")
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end
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end
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def c2s(cell)
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ly = cell.layout
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s = []
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ly.layer_indexes.collect { |li| ly.get_info(li) }.sort { |a,b| [ a.layer, a.datatype ] <=> [ b.layer, b.datatype ] }.each do |lp|
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bbox = cell.dbbox(ly.layer(lp))
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bbox.empty? || (s << lp.to_s + ":" + bbox.to_s)
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end
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s.join(";")
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end
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class DBPCellRebind_TestClass < TestBase
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def test_1
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tl0 = RebindTestLib::new(0)
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tl1 = RebindTestLib::new(1)
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assert_equal(tl0.is_for_technology("T0"), true)
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assert_equal(tl0.is_for_technology("T1"), false)
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assert_equal(tl1.is_for_technology("T0"), false)
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assert_equal(tl1.is_for_technology("T1"), true)
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ly = RBA::Layout::new
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ly.technology_name = "T0"
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top = ly.create_cell("TOP")
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# in T0:
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# Box0 -> on layer 0, w parameter is "W" with default 3.0
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# Box1 -> on layer 1, w parameter is "W" with default 2.0
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# Box2A -> on layer 2, w parameter is "W" with default 1.0
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# Box2B does not exist
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c0 = ly.create_cell("Box0", "RebindTestLib", { "W" => 0.3, "H" => 0.5 })
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c1 = ly.create_cell("Box1", "RebindTestLib", { "W" => 0.4, "H" => 0.6 })
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c2 = ly.create_cell("Box2A", "RebindTestLib", { "W" => 0.5, "H" => 0.7 })
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top.insert(RBA::CellInstArray::new(c0.cell_index(), RBA::Trans::new))
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top.insert(RBA::CellInstArray::new(c1.cell_index(), RBA::Trans::new))
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top.insert(RBA::CellInstArray::new(c2.cell_index(), RBA::Trans::new))
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assert_equal(c0.display_title, "RebindTestLib.Box0(L=0,W=0.3,H=0.5)")
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assert_equal(c2s(c0), "0/0:(-0.15,-0.25;0.15,0.25)")
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assert_equal(c1.display_title, "RebindTestLib.Box1(L=1,W=0.4,H=0.6)")
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assert_equal(c2s(c1), "1/0:(-0.2,-0.3;0.2,0.3)")
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assert_equal(c2.display_title, "RebindTestLib.Box2A(L=2,W=0.5,H=0.7)")
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assert_equal(c2s(c2), "2/0:(-0.25,-0.35;0.25,0.35)")
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# in T0:
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# Box0 -> on layer 0, w parameter is "W" with default 3.5
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# Box1 -> on layer 1, w parameter is "WW" with default 2.5
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# Box2A does not exist
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# Box2B -> on layer 2, w parameter is "W" with default 1.5
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ly.technology_name = "T1"
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assert_equal(c0.destroyed, false)
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assert_equal(c1.destroyed, false)
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assert_equal(c2.destroyed, true) # becomes a cold proxy
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c0 = ly.cell("Box0")
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c1 = ly.cell("Box1")
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c2 = ly.cell("Box2A")
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# layer changed, but parameters can be translated
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assert_equal(c0.display_title, "RebindTestLib.Box0(L=10,W=0.3,H=0.5)")
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assert_equal(c2s(c0), "10/0:(-0.15,-0.25;0.15,0.25)")
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# Layer changed and "W" parameter can't be translated as the name changed to "WW"
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assert_equal(c1.display_title, "RebindTestLib.Box1(L=11,WW=2.5,H=0.6)")
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assert_equal(c2s(c1), "11/0:(-1.25,-0.3;1.25,0.3)")
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# Box2A does no longer exist -> cold proxy
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assert_equal(c2.display_title, "<defunct>RebindTestLib.Box2A")
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assert_equal(c2s(c2), "2/0:(-0.25,-0.35;0.25,0.35)")
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ly.technology_name = "T0"
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assert_equal(c0.destroyed, false)
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assert_equal(c1.destroyed, false)
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assert_equal(c2.destroyed, true) # became an active PCell variant again
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c0 = ly.cell("Box0")
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c1 = ly.cell("Box1")
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c2 = ly.cell("Box2A")
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# layer changed, but parameters can be translated
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assert_equal(c0.display_title, "RebindTestLib.Box0(L=0,W=0.3,H=0.5)")
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assert_equal(c2s(c0), "0/0:(-0.15,-0.25;0.15,0.25)")
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# Layer changed and "WW" parameter can't be translated as the name changed back to "W"
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assert_equal(c1.display_title, "RebindTestLib.Box1(L=1,W=2.0,H=0.6)")
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assert_equal(c2s(c1), "1/0:(-1,-0.3;1,0.3)")
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# Box2A is back to normal as the cold proxy kept the information
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assert_equal(c2.display_title, "RebindTestLib.Box2A(L=2,W=0.5,H=0.7)")
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assert_equal(c2s(c2), "2/0:(-0.25,-0.35;0.25,0.35)")
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tl0._destroy
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tl1._destroy
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end
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end
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load("test_epilogue.rb")
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