| #!/usr/bin/env python3 |
| # takes a lef file and a rectangle => trims all RECT statements within the area |
| import re |
| import sys |
| |
| RECT_REGEX = r"^\s*RECT\s+(-?\d+\.?\d*)\s+(-?\d+\.?\d*)\s+(-?\d+\.?\d*)\s+(-?\d+\.?\d*)\s+;$" |
| ORIGIN_REGEX = r"^\s*ORIGIN\s+(-?\d+\.?\d*)\s+(-?\d+\.?\d*)\s+;$" |
| |
| OFFSET_X = OFFSET_Y = 0 |
| for line in sys.stdin: |
| if line.isspace(): |
| continue |
| origin_match = re.search(ORIGIN_REGEX, line) |
| if origin_match: |
| OFFSET_X, OFFSET_Y = float(origin_match.group(1)), float(origin_match.group(2)) |
| print(line[:line.find('O')] + "ORIGIN %f %f ;" %(0, 0)) |
| else: |
| rect_match = re.search(RECT_REGEX, line) |
| if rect_match: |
| llx, lly, urx, ury = float(rect_match.group(1)), float(rect_match.group(2)), float(rect_match.group(3)), float(rect_match.group(4)) |
| print(line[:line.find('R')] + "RECT %f %f %f %f ;" % (llx+OFFSET_X, |
| lly+OFFSET_Y, |
| urx+OFFSET_X, |
| ury+OFFSET_Y)) |
| else: |
| print(line,end='') |
