| from __future__ import annotations |
|
|
| from pathlib import Path |
|
|
| import cadquery as cq |
|
|
|
|
| OUTPUT_ROOT = Path(r"C:\Users\User\Desktop") |
| OUTPUT_NAME = "cli_039_threaded_insert_out.step" |
| TOL = 0.08 |
|
|
|
|
| def load_single_solid(path: Path): |
| if not path.exists() or path.stat().st_size <= 0: |
| raise FileNotFoundError(path) |
| solids = cq.importers.importStep(str(path)).solids().vals() |
| if len(solids) != 1 or not solids[0].isValid(): |
| raise ValueError("expected one threaded insert solid") |
| return solids[0] |
|
|
|
|
| def inside(solid, x: float, y: float, z: float) -> bool: |
| return bool(solid.isInside(cq.Vector(x, y, z), 1e-5)) |
|
|
|
|
| def check_bbox_and_bore(solid) -> bool: |
| bb = solid.BoundingBox() |
| return ( |
| abs(bb.xlen - 16.0) <= TOL |
| and abs(bb.ylen - 16.0) <= TOL |
| and abs(bb.zlen - 24.0) <= TOL |
| and abs(bb.zmin - 0.0) <= TOL |
| and all(not inside(solid, 0, 0, z) for z in (1.0, 12.0, 23.0)) |
| and all(inside(solid, 3.4, 0, z) for z in (1.0, 12.0, 23.0)) |
| ) |
|
|
|
|
| def check_lead_ins(solid) -> bool: |
| return ( |
| inside(solid, 7.8, 0, 1.5) |
| and inside(solid, 7.8, 0, 22.5) |
| and not inside(solid, 8.3, 0, 1.5) |
| and not inside(solid, 8.3, 0, 22.5) |
| ) |
|
|
|
|
| def check_thread_bands(solid) -> bool: |
| |
| for z in (3.5, 5.5, 7.5, 9.5, 11.5, 13.5, 15.5, 17.5, 19.5): |
| if not inside(solid, 7.8, 0, z): |
| return False |
| for z in (4.5, 6.5, 8.5, 10.5, 12.5, 14.5, 16.5, 18.5, 20.5): |
| if inside(solid, 7.5, 0, z) or not inside(solid, 7.0, 0, z): |
| return False |
| return True |
|
|
|
|
| def evaluate() -> bool: |
| solid = load_single_solid(OUTPUT_ROOT / OUTPUT_NAME) |
| return ( |
| check_bbox_and_bore(solid) |
| and check_lead_ins(solid) |
| and check_thread_bands(solid) |
| and abs(solid.Volume() - 3803.1) <= 80.0 |
| ) |
|
|
|
|
| if __name__ == "__main__": |
| try: |
| print(True if evaluate() else False) |
| except Exception: |
| print(False) |
|
|
