| from __future__ import annotations |
|
|
| from pathlib import Path |
|
|
| import cadquery as cq |
|
|
|
|
| OUTPUT_ROOT = Path(r"C:\Users\User\Desktop") |
| TOL = 0.08 |
|
|
|
|
| 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 dims(solid): |
| bb = solid.BoundingBox() |
| return (bb.xlen, bb.ylen, bb.zlen) |
|
|
|
|
| def close_tuple(actual, expected) -> bool: |
| return all(abs(float(a) - float(e)) <= TOL for a, e in zip(actual, expected)) |
|
|
|
|
| def find_by_dims(solids, expected_dims): |
| matches = [solid for solid in solids if close_tuple(dims(solid), expected_dims)] |
| if len(matches) != 1: |
| raise ValueError(f"expected one solid with dims {expected_dims}") |
| return matches[0] |
|
|
|
|
| def check_assembly() -> bool: |
| solids = load_solids(OUTPUT_ROOT / "cli_024_scaled_assembly_out.step", 3) |
| a = find_by_dims(solids, (60.0, 40.0, 20.0)) |
| b = find_by_dims(solids, (75.0, 50.0, 25.0)) |
| c = find_by_dims(solids, (55.0, 35.0, 18.0)) |
| return ( |
| close_tuple(bbox_tuple(a), (-30.0, 30.0, -20.0, 20.0, 0.0, 20.0)) |
| and close_tuple(bbox_tuple(b), (27.5, 102.5, -25.0, 25.0, 0.0, 25.0)) |
| and close_tuple(bbox_tuple(c), (117.5, 172.5, -17.5, 17.5, 0.0, 18.0)) |
| and abs(sum(s.Volume() for s in solids) - 176400.0) <= 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) <= 60.0 |
|
|
|
|
| def evaluate() -> bool: |
| return ( |
| check_assembly() |
| and check_part_file("cli_024_A.step", (-30.0, 30.0, -20.0, 20.0, -10.0, 10.0), 48000.0) |
| and check_part_file("cli_024_B_scaled.step", (-37.5, 37.5, -25.0, 25.0, -12.5, 12.5), 93750.0) |
| and check_part_file("cli_024_C.step", (-27.5, 27.5, -17.5, 17.5, -9.0, 9.0), 34650.0) |
| ) |
|
|
|
|
| if __name__ == "__main__": |
| try: |
| print(True if evaluate() else False) |
| except Exception: |
| print(False) |
|
|
