| from __future__ import annotations |
|
|
| from pathlib import Path |
|
|
| import cadquery as cq |
|
|
|
|
| OUTPUT_ROOT = Path(r"C:\Users\User\Desktop") |
| TOL = 0.08 |
|
|
|
|
| ASSEMBLY_BBOXES = [ |
| (-35.0, 35.0, -22.5, 22.5, 0.0, 12.0), |
| (55.0, 95.0, -12.5, 12.5, 0.0, 8.0), |
| (100.0, 140.0, -12.5, 12.5, 0.0, 8.0), |
| (161.0, 169.0, -4.0, 4.0, 0.0, 40.0), |
| (169.0, 187.0, -9.0, 9.0, 0.0, 4.0), |
| ] |
| PART_SPECS = { |
| "cli_030_base.step": ((-35.0, 35.0, -22.5, 22.5, -6.0, 6.0), 37800.0), |
| "cli_030_left_cover.step": ((-20.0, 20.0, -12.5, 12.5, -4.0, 4.0), 8000.0), |
| "cli_030_right_cover.step": ((-20.0, 20.0, -12.5, 12.5, -4.0, 4.0), 8000.0), |
| "cli_030_pin.step": ((-4.0, 4.0, -4.0, 4.0, -20.0, 20.0), 2010.6), |
| "cli_030_washer.step": ((-9.0, 9.0, -9.0, 9.0, -2.0, 2.0), 816.8), |
| } |
|
|
|
|
| def load_solids(path: Path, expected_count: int): |
| if not path.exists() or path.stat().st_size <= 0: |
| raise FileNotFoundError(path) |
| solids = cq.importers.importStep(str(path)).solids().vals() |
| if len(solids) != expected_count or any(not solid.isValid() for solid in solids): |
| raise ValueError(f"expected {expected_count} valid solid(s)") |
| return solids |
|
|
|
|
| def bbox_tuple(solid): |
| bb = solid.BoundingBox() |
| return (bb.xmin, bb.xmax, bb.ymin, bb.ymax, bb.zmin, bb.zmax) |
|
|
|
|
| def close_tuple(actual, expected) -> bool: |
| return all(abs(float(a) - float(e)) <= TOL for a, e in zip(actual, expected)) |
|
|
|
|
| def bbox_matches_any(actual, expected_list) -> bool: |
| return any(close_tuple(actual, expected) for expected in expected_list) |
|
|
|
|
| def check_full_assembly() -> bool: |
| solids = load_solids(OUTPUT_ROOT / "cli_030_full_assembly_out.step", 5) |
| bboxes = [bbox_tuple(s) for s in solids] |
| return ( |
| all(bbox_matches_any(expected, bboxes) for expected in ASSEMBLY_BBOXES) |
| and abs(sum(s.Volume() for s in solids) - 56627.4) <= 80.0 |
| ) |
|
|
|
|
| def check_part_file(name: str, expected_bbox, expected_volume: float) -> bool: |
| solid = load_solids(OUTPUT_ROOT / name, 1)[0] |
| return close_tuple(bbox_tuple(solid), expected_bbox) and abs(solid.Volume() - expected_volume) <= 50.0 |
|
|
|
|
| def evaluate() -> bool: |
| return check_full_assembly() and all( |
| check_part_file(name, bbox, volume) |
| for name, (bbox, volume) in PART_SPECS.items() |
| ) |
|
|
|
|
| if __name__ == "__main__": |
| try: |
| print(True if evaluate() else False) |
| except Exception: |
| print(False) |
|
|
