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Check for no pins and fix closest pin return type

This commit is contained in:
mrg 2022-05-13 14:34:26 -07:00
parent 74c2c5ae0e
commit 3101643964
1 changed files with 8 additions and 2 deletions
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10
compiler/router/router.py
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@ -702,6 +702,8 @@ class router(router_tech):
else:
overlap_pins.append(overlap_pin)
debug.check(len(overlap_pins) > 0, "No pins overlapped the tracks.")
return overlap_pins
@ -1200,8 +1202,12 @@ class router(router_tech):
partial_pin_parts = self.divide_pin_to_tracks(pin, pg.grids)
offgrid_pin_parts.extend(partial_pin_parts)
debug.check(len(offgrid_pin_parts) > 0, "No offgrid pin parts found.")
# Find closest part
closest_track_pin, closest_part_pin = self.find_closest_pin(track_pins, offgrid_pin_parts)
debug.check(closest_track_pin and closest_part_pin, "Found no closest pins.")
# Find the bbox of the on-grid track and the off-grid pin part
closest_track_pin.bbox([closest_part_pin])
@ -1217,13 +1223,13 @@ class router(router_tech):
Find the closest pin in the lists. Does a stupid O(n^2).
"""
min_dist = None
min_item = None
min_item = (None, None)
for pin1 in first_list:
for pin2 in second_list:
if pin1.layer != pin2.layer:
continue
new_dist = pin1.distance(pin2)
if not min_item or new_dist < min_dist:
if not min_dist or new_dist < min_dist:
min_item = (pin1, pin2)
min_dist = new_dist