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[tutorial] update pather and renderpather tutorials to new syntax

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jan 2026-03-06 23:31:44 -08:00
commit 8a45c6d8d6
2 changed files with 33 additions and 34 deletions
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22
examples/tutorial/renderpather.py
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@ -48,28 +48,28 @@ def main() -> None:
rpather.pattern.label(layer='M2', string='GND', offset=(18e3, 60e3))
# ...and start routing the signals.
rpather.path('VCC', ccw=False, length=6_000)
rpather.path_to('VCC', ccw=None, x=0)
rpather.path('GND', 0, 5_000)
rpather.path_to('GND', None, x=rpather['VCC'].x)
rpather.cw('VCC', 6_000)
rpather.straight('VCC', x=0)
rpather.cw('GND', 5_000)
rpather.straight('GND', x=rpather.pattern['VCC'].x)
# `PathTool` doesn't know how to transition betwen metal layers, so we have to
# `plug` the via into the GND wire ourselves.
rpather.plug('v1_via', {'GND': 'top'})
rpather.retool(M1_ptool, keys=['GND'])
rpather.mpath(['GND', 'VCC'], ccw=True, xmax=-10_000, spacing=5_000)
rpather.retool(M1_ptool, keys='GND')
rpather.ccw(['GND', 'VCC'], xmax=-10_000, spacing=5_000)
# Same thing on the VCC wire when it goes down to M1.
rpather.plug('v1_via', {'VCC': 'top'})
rpather.retool(M1_ptool)
rpather.mpath(['GND', 'VCC'], ccw=True, emax=50_000, spacing=1_200)
rpather.mpath(['GND', 'VCC'], ccw=False, emin=1_000, spacing=1_200)
rpather.mpath(['GND', 'VCC'], ccw=False, emin=2_000, spacing=4_500)
rpather.ccw(['GND', 'VCC'], emax=50_000, spacing=1_200)
rpather.cw(['GND', 'VCC'], emin=1_000, spacing=1_200)
rpather.cw(['GND', 'VCC'], emin=2_000, spacing=4_500)
# And again when VCC goes back up to M2.
rpather.plug('v1_via', {'VCC': 'bottom'})
rpather.retool(M2_ptool)
rpather.mpath(['GND', 'VCC'], None, xmin=-28_000)
rpather.straight(['GND', 'VCC'], xmin=-28_000)
# Finally, since PathTool has no conception of transitions, we can't
# just ask it to transition to an 'm1wire' port at the end of the final VCC segment.
@ -80,7 +80,7 @@ def main() -> None:
# alternatively, via_size = v1pat.ports['top'].measure_travel(v1pat.ports['bottom'])[0][0]
# would take into account the port orientations if we didn't already know they're along x
rpather.path_to('VCC', None, -50_000 + via_size)
rpather.straight('VCC', x=-50_000 + via_size)
rpather.plug('v1_via', {'VCC': 'top'})
# Render the path we defined