| # Copyright 2020 Efabless Corporation |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| import pya |
| from time import sleep |
| import os |
| |
| try: |
| if output_layout == "": |
| raise NameError |
| _output_layout = output_layout |
| except NameError: |
| _output_layout = input_layout |
| print( |
| "Warning: output_layout was not provided; will do the modifications in place!" |
| ) |
| print("Hit CTRL-C to cancel...") |
| sleep(3) |
| |
| print("Starting...") |
| app = pya.Application.instance() |
| win = app.main_window() |
| |
| # Load technology file |
| tech = pya.Technology() |
| tech.load(tech_file) |
| layoutOptions = tech.load_layout_options |
| |
| # Load def/gds file in the main window |
| cell_view = win.load_layout(input_layout, layoutOptions, 0) |
| layout_view = cell_view.view() |
| layout_view.load_layer_props(os.path.splitext(tech_file)[0] + ".lyp") |
| layout_view.max_hier() |
| |
| # gets the corresponding layout object |
| layout = cell_view.layout() |
| |
| # gets the cell to change is "INV2X" |
| # cell = layout.cell("Active_area") |
| cell = cell_view.cell |
| |
| # finds source layer |
| layer, purpose = source_layer.split("/") |
| assert layer and purpose |
| _source_layer = layout.layer(int(layer), int(purpose)) |
| |
| # finds (or creates) target layer |
| layer, purpose = target_layer.split("/") |
| assert layer and purpose |
| _target_layer = layout.layer(int(layer), int(purpose)) |
| |
| layout.move_layer(_source_layer, _target_layer) |
| |
| layout.write(_output_layout) |
| |
| print("Successfully wrote", _output_layout) |
| |
| app.exit(0) |