Clean-room Python successor to Urb for programme-driven layout search.
This initial commit establishes the .dom bridge format and a faithful
port of Urb's top-down quad geometry, validated byte-identical against
Urb across all 35 programme-house example files (including the wall
inset and multi-storey wall-stacking inheritance).
- dom.py: .dom YAML <-> Node tree, parent/below/position linkage,
wall_outer inset on load, raw-corner stash for round-tripping
- geometry.py: Coordinate/Coordinate_a/_b/Area/Length + Coordinate_Offset
- experiments/dump_areas.{py,pl}: geometry regression harness
26 lines
744 B
Python
26 lines
744 B
Python
"""Dump per-leaf areas from a .dom using the Python geometry port.
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Used to validate the port against a Perl dump from Urb (see the sibling
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``dump_areas.pl``). Output: one line per leaf, ``level/idpath type area``,
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sorted for a stable diff.
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"""
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import sys
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from pathlib import Path
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sys.path.insert(0, str(Path(__file__).resolve().parents[1] / "src"))
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from homemaker import dom, geometry # noqa: E402
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def main(path: str) -> None:
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root = dom.load(path)
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rows = []
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for level_idx, lvl in enumerate(dom.levels(root)):
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for leaf in lvl.leaves():
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rows.append(f"{level_idx}/{leaf.id} {leaf.type or '?'} {geometry.area(leaf):.4f}")
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print("\n".join(sorted(rows)))
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if __name__ == "__main__":
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main(sys.argv[1])
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