建立方向盘项目初始版本

scripts/verify_symmetric_ends.FCMacro

@@ -0,0 +1,27 @@
+from pathlib import Path
+import FreeCAD as A, Part, json, os
+p=Path(r'C:\projects\wheel\models\symmetric_corner_18_concept')
+d=A.openDocument(str(p/'Assembly_对称角码装配_概念.FCStd')); d.recompute()
+results=[]
+for o in d.Objects:
+ if not o.Name.startswith(('NewMotorCorner','NewMotorBase','NewSwitchBase','NewBeamBase')): continue
+ shape=o.Shape; bb=shape.BoundBox; holes=[]
+ for f in shape.Faces:
+  s=f.Surface
+  if not hasattr(s,'Radius') or abs(s.Radius-2.5)>1e-5: continue
+  ax=s.Axis; c=s.Center
+  if o.Name.startswith('NewMotorCorner'):
+   coord='x' if abs(ax.z)>.9 else 'z'
+  elif o.Name.startswith(('NewMotorBase','NewSwitchBase')):
+   coord='y' if abs(ax.z)>.9 else 'z'
+  else:
+   coord='x' if abs(ax.z)>.9 else 'z'
+  val=getattr(c,coord); vmin=getattr(bb,coord.upper()+'Min'); vmax=getattr(bb,coord.upper()+'Max')
+  holes.append({'axis':[round(ax.x,3),round(ax.y,3),round(ax.z,3)],'end_distance':round(min(abs(val-vmin),abs(vmax-val)),5),'coord':coord})
+ results.append({'name':o.Name,'holes':holes})
+assert len(results)==12, len(results)
+for item in results:
+ assert len(item['holes'])==2, item
+ assert all(abs(h['end_distance']-8)<0.001 for h in item['holes']),item
+(p/'对称孔位验证.json').write_text(json.dumps(results,ensure_ascii=False,indent=2),encoding='utf8')
+A.closeDocument(d.Name);os._exit(0)