78 行
3.1 KiB
Python
78 行
3.1 KiB
Python
# -*- coding: utf-8 -*-
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u"""下发后逐孔对位置：板上的布线过孔是不是落在缓存给的位置上。
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/c/Python314/python .claude/r2/via_check.py
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为什么要查：2026-09-10 发现 USB3 掉头的 USB3_DM 孔在板上比缓存偏了 (−0.127, +0.127) = 正好一格 5 mil，
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原因不明。孔偏了、线端没偏 ⇒ 线和孔之间只剩擦边，`board_check` 按「挨着就算连上」未必报。
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缝合孔（GND、在 `pour_base` 的 4 mm 网格上）不在缓存里，单独计数、不参与对账。
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"""
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import io
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import json
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import math
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import os
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import sys
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sys.stdout.reconfigure(encoding='utf-8')
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HERE = os.path.dirname(os.path.abspath(__file__))
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sys.path.insert(0, os.path.dirname(HERE))
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sys.path.insert(0, HERE)
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from eda import run # noqa: E402
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import pcb_base as B # noqa: E402
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import pour_base as PO # noqa: E402
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TOL = 0.01
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JS = u"""
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await eda.dmt_EditorControl.openDocument('%s');
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await new Promise(r=>setTimeout(r,1500));
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return ((await eda.pcb_PrimitiveVia.getAll()) || []).map(v => [v.x / %s, v.y / %s, String(v.net || '')]);
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""" % (B.PCB, B.MIL, B.MIL)
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def main():
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r = run(JS, timeout=300)
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if not r.get('success'):
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sys.exit(u'读回过孔失败: ' + json.dumps(r, ensure_ascii=False)[:300])
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board = r['result']
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cache = json.load(io.open(os.path.join(HERE, '_base_routes.json'), encoding='utf-8'))['vias']
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off, pitch = PO.INSET + 2.0, PO.STITCH_PITCH
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def on_stitch(v):
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return v[2] == 'GND' and all(abs((t - off) / pitch - round((t - off) / pitch)) < 1e-3 for t in v[:2])
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used = [False] * len(cache)
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moved, extra, n_st = [], [], 0
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for v in board:
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best, bd = None, 1e9
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for i, m in enumerate(cache):
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if m[2] == v[2] and not used[i]:
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d = math.hypot(m[0] - v[0], m[1] - v[1])
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if d < bd:
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best, bd = i, d
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if best is not None and bd < TOL:
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used[best] = True
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elif on_stitch(v):
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n_st += 1
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elif best is not None and bd < 0.5:
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used[best] = True
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moved.append((v, cache[best], bd))
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else:
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extra.append(v)
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missing = [cache[i] for i in range(len(cache)) if not used[i]]
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print(u'板上 %d 孔 = 对上缓存 %d + 缝合 %d + 位置偏了 %d + 缓存里没有 %d；缓存里有、板上没有 %d'
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% (len(board), sum(used) - len(moved), n_st, len(moved), len(extra), len(missing)))
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for v, m, d in moved:
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print(u' 偏了 %-12s 板上 (%.3f, %.3f) 缓存 (%.3f, %.3f) 差 %.3f' % (v[2], v[0], v[1], m[0], m[1], d))
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for v in extra[:20]:
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print(u' 多出 %-12s (%.3f, %.3f)' % (v[2], v[0], v[1]))
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for m in missing[:20]:
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print(u' 缺了 %-12s (%.3f, %.3f)' % (m[2], m[0], m[1]))
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ok = not moved and not extra and not missing
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print(u'[OK] 布线过孔逐个对上' if ok else u'[X] 过孔位置对不上')
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return ok
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if __name__ == '__main__':
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sys.exit(0 if main() else 1)
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