Replace cell

klayout_dot_config/python/SiEPIC/scripts.py

@@ -3075,6 +3075,48 @@ def button(self):
             wdg.show()
 
 
+def check_bb_geometries(topcell, BB_layerinfo=pya.LayerInfo(998,0), verbose=True):
+    '''
+    Check if there are any Black Box layers in the layout.
+    Returns:
+        Count: number of different shapes
+    Args:
+        topcell: pya.Cell
+        BB_layerinfo: pya.LayerInfo
+    '''
+    layout = topcell.layout()
+    layer_bb = layout.layer(BB_layerinfo)  # hard coded for the GSiP PDK
+    r1 = pya.Region(topcell.begin_shapes_rec(layer_bb))
+    diff_count = 0
+    if not r1.is_empty():
+        diff_count = r1.size()
+        if verbose:
+            print(
+                f" - SiEPIC.scripts.check_bb_geometries: {r1.size()} Black Box geometry(ies) found in {topcell.name} on layer {layout.get_info(layer_bb)}."
+        )
+    else:
+        if verbose:
+            print('Black box replacement -- success -- no black box layers remaining.')
+    return diff_count
+
+def cells_containing_bb_layers(topcell, BB_layerinfo=pya.LayerInfo(998,0), verbose=True):
+    '''
+    return a list of cell names that contain black box polygons
+    Args:
+        topcell: pya.Cell
+        BB_layerinfo: pya.LayerInfo
+    '''
+    layout = topcell.layout()
+    iter1 = pya.RecursiveShapeIterator(layout, topcell, layout.layer(BB_layerinfo) )
+    cells = []
+    while not iter1.at_end():
+        cells.append (iter1.cell().name)
+        if verbose:
+            print("   - %s" % iter1.cell().name)
+        iter1.next()        
+    # return unique cell names
+    return sorted(list(set(cells)))
+
 def layout_diff(cell1, cell2, tol = 1, verbose=True):
     '''
     Check two cells to make sure they are identical, within a tolerance.
@@ -3135,7 +3177,7 @@ def layout_diff(cell1, cell2, tol = 1, verbose=True):
     return diff_count
 
 
-def replace_cell(layout, cell_x_name = None, cell_y_name=None, cell_y_file=None, cell_y_library=None, cell_ref_bb = None, Exact = True, RequiredCharacter = '$', run_layout_diff = True, debug = False):
+def replace_cell(layout, cell_x_name = None, cell_y_name=None, cell_y_file=None, cell_y_library=None, cell_ref_bb = None, Exact = True, RequiredCharacter = '$', run_layout_diff = False, debug = False):
     '''
     SiEPIC-Tools: scripts.replace_cell
     Search and replace: cell_x with cell_y
@@ -3158,6 +3200,13 @@ def replace_cell(layout, cell_x_name = None, cell_y_name=None, cell_y_file=None,
     Basename, Basename*         NO: Basename_extension
     Basename, Basename*         YES: DifferentName
     '''
+
+    # Find the cell name from the cell_ref_bb
+    if not cell_x_name:
+        if cell_ref_bb:
+            cell_x_name = cell_ref_bb.name
+        else:
+            raise Exception ('missing replacement cell name')
 
     import os
     if debug:
@@ -3179,7 +3228,10 @@ def replace_cell(layout, cell_x_name = None, cell_y_name=None, cell_y_file=None,
 
     # Find the cells that need replacement (cell_x)
     # find cell name exactly matching cell_x_name
-    cells_x = [layout.cell(cell_x_name)]
+    if layout.cell(cell_x_name):
+        cells_x = [layout.cell(cell_x_name)]
+    else:
+        cells_x = []
     if not Exact:
         # replacement for all cells that:
         # 1) cell name exact matching cell_x_name, OR

klayout_dot_config/python/SiEPIC/tests/test_replace_cell/test_scripts_replace_cell.py

@@ -5,9 +5,9 @@
 
 """
 
-def test_replace_cell():
+def test_replace_cell(show_klive=False):
     '''
-
+    show_klive: True to open the layout in KLayout using KLive
     '''
 
     import pya
@@ -29,7 +29,7 @@ def test_replace_cell():
         raise Exception("Errors", "This example requires SiEPIC-Tools version 0.5.4 or greater.")
 
 
-    from SiEPIC.scripts import replace_cell, delete_extra_topcells
+    from SiEPIC.scripts import replace_cell, delete_extra_topcells, cells_containing_bb_layers, check_bb_geometries
 
     # The circuit layout that contains BB cells
     path = os.path.dirname(os.path.realpath(__file__))
@@ -51,20 +51,6 @@ def test_replace_cell():
     ly_wb.read(file_wb)
     cell_wb = ly_wb.top_cell()
     '''
-    def check_bb_geometries(layout):
-        '''
-        check if there are any Black Box layers in the layout
-        '''
-        layer_bb = layout.layer(pya.LayerInfo(998,0))  # hard coded for the GSiP PDK
-        r1 = pya.Region(top_cell.begin_shapes_rec(layer_bb))
-        diff_count = 0
-        if not r1.is_empty():
-            diff_count = r1.size()
-            print(
-                f" - SiEPIC.scripts.layout_diff: {r1.size()} Black Box geometry(ies) found in {top_cell.name} on layer {layout.get_info(layer_bb)}."
-            )
-        return diff_count
-
 
     # Check -- exact replacement (without $)
     if 1:
@@ -77,18 +63,17 @@ def check_bb_geometries(layout):
                                 )
         print('replaced %s' %count)
         assert count == 1
-        assert check_bb_geometries(layout) == 1
+        assert check_bb_geometries(top_cell) == 1
+        assert cells_containing_bb_layers(top_cell) == ['ebeam_y_adiabatic_500pin$1']
 
         file_out = os.path.join(path,'example_replaced.gds')
         delete_extra_topcells(layout, top_cell.name)
         layout.write(file_out)
-        try:
+        if show_klive:
             # Display the layout in KLayout, using KLayout Package "klive", which needs to be installed in the KLayout Application
             if Python_Env == 'Script':
                 from SiEPIC.utils import klive
                 klive.show(file_out, technology='EBeam')
-        except:
-            pass
         os.remove(file_out)
 
 
@@ -106,18 +91,17 @@ def check_bb_geometries(layout):
                                 )
         print('replaced %s' %count)
         assert count == 2
-        assert check_bb_geometries(layout) == 0
+        assert check_bb_geometries(top_cell) == 0
+        assert cells_containing_bb_layers(top_cell) == []
 
         file_out = os.path.join(path,'example_replaced2.gds')
         delete_extra_topcells(layout, top_cell.name)
         layout.write(file_out)
-        try:
+        if show_klive:
             # Display the layout in KLayout, using KLayout Package "klive", which needs to be installed in the KLayout Application
             if Python_Env == 'Script':
                 from SiEPIC.utils import klive
                 klive.show(file_out, technology='EBeam')
-        except:
-            pass
         os.remove(file_out)
 
     # Check -- Run BB reference vs. design layout difference, non-exact replacement (with $)
@@ -134,8 +118,9 @@ def check_bb_geometries(layout):
                                 )
         print('replaced %s' %count)
         assert count == 2
-        assert check_bb_geometries(layout) == 0
+        assert check_bb_geometries(top_cell) == 0
         assert error == False
+        assert cells_containing_bb_layers(top_cell) == []
 
     # Check -- Run BB reference (changed) vs. design layout difference, non-exact replacement (with $)
     if 1:
@@ -157,4 +142,4 @@ def check_bb_geometries(layout):
         assert error == True
 
 if __name__ == "__main__":
-    test_replace_cell()
+    test_replace_cell(show_klive=True)

klayout_dot_config/tech/GSiP/pymacros/tests/test_FaML.py

@@ -5,7 +5,7 @@
 
 """
 
-def test_FaML_two():
+def test_FaML_two(show_klive=False):
     '''
     --- Simple MZI, tested using Facet-Attached Micro Lenses (FaML) ---
 
@@ -102,13 +102,14 @@ def test_FaML_two():
     print('Number of errors: %s' % num_errors)
 
     # Display the layout in KLayout, using KLayout Package "klive", which needs to be installed in the KLayout Application
-    if Python_Env == 'Script':
-        from SiEPIC.utils import klive
-        klive.show(file_out, lyrdb_filename=file_lyrdb, technology=tech_name)
+    if show_klive:
+        if Python_Env == 'Script':
+            from SiEPIC.utils import klive
+            klive.show(file_out, lyrdb_filename=file_lyrdb, technology=tech_name)
     os.remove(file_out)
 
     if num_errors > 0:
         raise Exception ('Errors found in test_FaML_two')
 
 if __name__ == "__main__":
-    test_FaML_two()
+    test_FaML_two(show_klive=True)

klayout_dot_config/tech/GSiP/pymacros/tests/test_SiEPIC_utils.py

@@ -82,7 +82,7 @@ def test_create_cell2():
     topcell.insert(CellInstArray(cell_y.cell_index(), t))
 
 
-def test_waveguide_length():
+def test_waveguide_length(show_klive=False):
     import pya
     import SiEPIC
     from SiEPIC._globals import Python_Env
@@ -124,9 +124,10 @@ def test_waveguide_length():
 
     # Display in KLayout
     from SiEPIC._globals import Python_Env
-    if Python_Env == 'Script':
-        from SiEPIC.utils import klive
-        klive.show(file_out, technology=tech_name, keep_position=True)
+    if show_klive:
+        if Python_Env == 'Script':
+            from SiEPIC.utils import klive
+            klive.show(file_out, technology=tech_name, keep_position=True)
     os.remove(file_out)
 
 
@@ -137,4 +138,4 @@ def test_waveguide_length():
 if __name__ == "__main__":
     test_load_layout()
     test_create_cell2()
-    test_waveguide_length()
+    test_waveguide_length(show_klive=True)

klayout_dot_config/tech/GSiP/pymacros/tests/test_bezier.py

@@ -15,7 +15,7 @@
 
 from pya import *
 
-def test_bezier_bends():
+def test_bezier_bends(show_klive=False):
     designer_name = 'Test_Bezier_bend'
     top_cell_name = 'GSiP_%s' % designer_name
 
@@ -124,15 +124,16 @@ def test_bezier_bends():
 
     # Display in KLayout
     from SiEPIC._globals import Python_Env
-    if Python_Env == 'Script':
-        from SiEPIC.utils import klive
-        klive.show(file_out, technology=tech_name, keep_position=True)
+    if show_klive:
+        if Python_Env == 'Script':
+            from SiEPIC.utils import klive
+            klive.show(file_out, technology=tech_name, keep_position=True)
     os.remove(file_out)
     # Plot 
     # cell.plot() # in the browser
 
 
-def test_bezier_tapers():
+def test_bezier_tapers(show_klive=False):
     designer_name = 'Test_Bezier_tapers'
     top_cell_name = 'GSiP_%s' % designer_name
 
@@ -220,9 +221,10 @@ def test_bezier_tapers():
 
     # Display in KLayout
     from SiEPIC._globals import Python_Env
-    if Python_Env == 'Script':
-        from SiEPIC.utils import klive
-        klive.show(file_out, technology=tech_name, keep_position=True)
+    if show_klive:
+        if Python_Env == 'Script':
+            from SiEPIC.utils import klive
+            klive.show(file_out, technology=tech_name, keep_position=True)
     os.remove(file_out)
 
     # Plot 
@@ -231,5 +233,5 @@ def test_bezier_tapers():
 
 if __name__ == "__main__":
     # test_bezier_bends()
-    test_bezier_tapers()
+    test_bezier_tapers(show_klive=True)
 

klayout_dot_config/tech/GSiP/pymacros/tests/test_coupler_array.py

@@ -5,7 +5,7 @@
 
 """
 
-def test_coupler_array():
+def test_coupler_array(show_klive=False):
     '''
     --- Simple MZI, tested using Facet-Attached Micro Lenses (FaML) ---
 
@@ -101,13 +101,14 @@ def test_coupler_array():
     print('Number of errors: %s' % num_errors)
 
     # Display the layout in KLayout, using KLayout Package "klive", which needs to be installed in the KLayout Application
-    if Python_Env == 'Script':
-        from SiEPIC.utils import klive
-        klive.show(file_out, lyrdb_filename=file_lyrdb, technology=tech_name)
+    if show_klive:
+        if Python_Env == 'Script':
+            from SiEPIC.utils import klive
+            klive.show(file_out, lyrdb_filename=file_lyrdb, technology=tech_name)
     os.remove(file_out)
 
     if num_errors > 0:
         raise Exception ('Errors found in test_coupler_array')
 
 if __name__ == "__main__":
-    test_coupler_array()
+    test_coupler_array(show_klive=True)

klayout_dot_config/tech/GSiP/pymacros/tests/test_example_circuit.py

@@ -16,7 +16,7 @@
 
 from pya import *
 
-def example_circuit():
+def example_circuit(show_klive=False):
     designer_name = 'Test'
     top_cell_name = 'GSiP_%s' % designer_name
 
@@ -122,9 +122,10 @@ def example_circuit():
 
     # Display in KLayout
     from SiEPIC._globals import Python_Env
-    if Python_Env == 'Script':
-        from SiEPIC.utils import klive
-        klive.show(file_out, technology=tech_name, keep_position=True)
+    if show_klive:
+        if Python_Env == 'Script':
+            from SiEPIC.utils import klive
+            klive.show(file_out, technology=tech_name, keep_position=True)
     os.remove(file_out)
 
     # Plot 
@@ -143,5 +144,5 @@ def test_example_circuit():
     assert example_circuit() == 0
 
 if __name__ == "__main__":
-    example_circuit()
+    example_circuit(show_klive=True)
 

klayout_dot_config/tech/GSiP/pymacros/tests/test_instantiate_all_cells.py

@@ -10,7 +10,7 @@
 
 from pya import *
 
-def test_all_library_cells():
+def test_all_library_cells(show_klive=False):
     designer_name = 'Test'
     top_cell_name = 'GSiP_%s' % designer_name
 
@@ -54,7 +54,8 @@ def test_all_library_cells():
         if c.is_empty() or c.bbox().area() == 0:
             raise Exception('Empty cell: %s' % c.name)
 
-    topcell.show()
+    if show_klive:
+        topcell.show()
 
     # Verify
     num_errors = layout_check(cell=topcell, verify_DFT=False, verbose=False, GUI=True)
@@ -64,4 +65,4 @@ def test_all_library_cells():
 
 
 if __name__ == "__main__":
-    test_all_library_cells()
+    test_all_library_cells(show_klive=True)