| |
| import hashlib |
| import math |
| import os |
| import re |
| from pathlib import Path |
|
|
| import ifcopenshell |
| import ifcopenshell.geom |
| import numpy as np |
|
|
| SPEC = { |
| "absent_space_tokens": [ |
| "Unassigned" |
| ], |
| "bbox_ranges_m": { |
| "x": [ |
| 7.4, |
| 9.2 |
| ], |
| "y": [ |
| 5.4, |
| 7.2 |
| ], |
| "z": [ |
| 7.9, |
| 9.5 |
| ] |
| }, |
| "exact_counts": { |
| "IfcBuilding": 1, |
| "IfcBuildingStorey": 3, |
| "IfcProject": 1, |
| "IfcSite": 1, |
| "IfcSlab": 3, |
| "IfcSpace": 3, |
| "IfcWall": 12 |
| }, |
| "forbidden": [ |
| "IfcBeam", |
| "IfcBuildingElementProxy", |
| "IfcColumn", |
| "IfcCurtainWall", |
| "IfcDoor", |
| "IfcRoof", |
| "IfcWindow" |
| ], |
| "min_counts": {}, |
| "min_file_bytes": 20000, |
| "min_shaped_products": 13, |
| "space_tokens": [ |
| "Reception", |
| "Studio", |
| "Archive" |
| ], |
| "storey_tokens": [ |
| "Ground Floor", |
| "Level 2", |
| "Level 3" |
| ], |
| "space_levels": { |
| "Reception": 0, |
| "Studio": 1, |
| "Archive": 2 |
| } |
| } |
| DESKTOP = Path("C:/Users/user/Desktop") |
|
|
|
|
| def finish(ok): |
| print("True" if ok else "False") |
| raise SystemExit(0) |
|
|
|
|
| def norm(value): |
| text = str(value or "").replace("_", " ").replace("-", " ").lower() |
| return re.sub(r"\s+", " ", text).strip() |
|
|
|
|
| def sha256(path): |
| h = hashlib.sha256() |
| with open(path, "rb") as handle: |
| for chunk in iter(lambda: handle.read(1024 * 1024), b""): |
| h.update(chunk) |
| return h.hexdigest() |
|
|
|
|
| def app_is_revit(model): |
| apps = " ".join( |
| " ".join(str(getattr(app, attr, "") or "") for attr in ("ApplicationIdentifier", "ApplicationFullName", "Version")) |
| for app in model.by_type("IfcApplication") |
| ) |
| header = "" |
| try: |
| header = model.wrapped_data.header().file_name.originating_system or "" |
| except Exception: |
| pass |
| text = f"{apps} {header}".lower() |
| return "revit" in text and "archicad" not in text |
|
|
|
|
| def unique_global_ids(model): |
| gids = [entity.GlobalId for entity in model.by_type("IfcRoot") if getattr(entity, "GlobalId", None)] |
| return bool(gids) and len(gids) == len(set(gids)) |
|
|
|
|
| def entity_count(model, ifc_class): |
| return len(model.by_type(ifc_class)) |
|
|
|
|
| def check_counts(model): |
| for ifc_class, expected in SPEC["exact_counts"].items(): |
| if entity_count(model, ifc_class) != expected: |
| return False |
| for ifc_class, minimum in SPEC["min_counts"].items(): |
| if entity_count(model, ifc_class) < minimum: |
| return False |
| for ifc_class in SPEC["forbidden"]: |
| if entity_count(model, ifc_class) != 0: |
| return False |
| return True |
|
|
|
|
| def space_label(space): |
| return norm(f"{getattr(space, 'Name', '')} {getattr(space, 'LongName', '')}") |
|
|
|
|
| def check_names(model): |
| storey_names = [norm(getattr(s, "Name", "")) for s in model.by_type("IfcBuildingStorey")] |
| for token in SPEC["storey_tokens"]: |
| if not any(norm(token) in name for name in storey_names): |
| return False |
| space_names = [space_label(s) for s in model.by_type("IfcSpace")] |
| for token in SPEC["space_tokens"]: |
| if not any(norm(token) in name for name in space_names): |
| return False |
| for token in SPEC["absent_space_tokens"]: |
| if any(norm(token) in name for name in space_names): |
| return False |
| return True |
|
|
|
|
| def shape_records(model): |
| settings = ifcopenshell.geom.settings() |
| try: |
| settings.set(settings.USE_WORLD_COORDS, True) |
| except Exception: |
| pass |
| records = [] |
| for product in model.by_type("IfcProduct"): |
| if product.is_a("IfcOpeningElement") or not getattr(product, "Representation", None): |
| continue |
| try: |
| shape = ifcopenshell.geom.create_shape(settings, product) |
| verts = np.array(shape.geometry.verts, dtype=float).reshape(-1, 3) |
| except Exception: |
| continue |
| if verts.size: |
| records.append((product, verts)) |
| return records |
|
|
|
|
| def check_geometry(model): |
| records = shape_records(model) |
| if len(records) < SPEC["min_shaped_products"]: |
| return False |
| mins = np.min([verts.min(axis=0) for _, verts in records], axis=0) |
| maxs = np.max([verts.max(axis=0) for _, verts in records], axis=0) |
| spans = maxs - mins |
| for axis, idx in (("x", 0), ("y", 1), ("z", 2)): |
| low, high = SPEC["bbox_ranges_m"][axis] |
| value = float(spans[idx]) |
| if not (low <= value <= high) or not math.isfinite(value): |
| return False |
| return True |
|
|
|
|
| def init_path_for(result_dir): |
| local = Path(result_dir).parent / "init_file" / "init.ifc" |
| if local.is_file(): |
| return local |
| remote = DESKTOP / "init.ifc" |
| return remote if remote.is_file() else None |
|
|
|
|
|
|
| def product_bounds(product): |
| settings = ifcopenshell.geom.settings() |
| try: |
| settings.set(settings.USE_WORLD_COORDS, True) |
| except Exception: |
| pass |
| try: |
| shape = ifcopenshell.geom.create_shape(settings, product) |
| verts = np.array(shape.geometry.verts, dtype=float).reshape(-1, 3) |
| except Exception: |
| return None |
| if not verts.size: |
| return None |
| return tuple(float(value) for value in (*verts.min(axis=0), *verts.max(axis=0))) |
|
|
|
|
| def bounds_close(first, second, tolerance=0.015): |
| return first is not None and second is not None and all(abs(a - b) <= tolerance for a, b in zip(first, second)) |
|
|
|
|
| def preserved_class_geometry(init_model, result_model, ifc_class): |
| init_bounds = [b for item in init_model.by_type(ifc_class) if (b := product_bounds(item)) is not None] |
| result_bounds = [b for item in result_model.by_type(ifc_class) if (b := product_bounds(item)) is not None] |
| used = set() |
| for expected in init_bounds: |
| match = next((index for index, actual in enumerate(result_bounds) if index not in used and bounds_close(actual, expected)), None) |
| if match is None: |
| return False |
| used.add(match) |
| return True |
|
|
|
|
| def exact_space(model, token): |
| wanted = norm(token) |
| exact = [space for space in model.by_type("IfcSpace") if norm(getattr(space, "LongName", "")) == wanted] |
| if len(exact) == 1: |
| return exact[0] |
| matches = [space for space in model.by_type("IfcSpace") if wanted in space_label(space)] |
| return matches[0] if len(matches) == 1 else None |
|
|
|
|
| def bounds_volume(bounds): |
| return max(0.0, bounds[3] - bounds[0]) * max(0.0, bounds[4] - bounds[1]) * max(0.0, bounds[5] - bounds[2]) |
|
|
|
|
| def overlap_volume(first, second): |
| spans = [max(0.0, min(first[i + 3], second[i + 3]) - max(first[i], second[i])) for i in range(3)] |
| return spans[0] * spans[1] * spans[2] |
|
|
|
|
| def check_space_geometry(init_model, result_model): |
| init_spaces = init_model.by_type("IfcSpace") |
| result_spaces = result_model.by_type("IfcSpace") |
| init_records = [(space, product_bounds(space)) for space in init_spaces] |
| result_records = [(space, product_bounds(space)) for space in result_spaces] |
| if any(bounds is None for _, bounds in init_records + result_records): |
| return False |
|
|
| init_total = sum(bounds_volume(bounds) for _, bounds in init_records) |
| result_total = sum(bounds_volume(bounds) for _, bounds in result_records) |
| if init_total <= 0 or not (0.84 <= result_total / init_total <= 1.02): |
| return False |
| envelope = ( |
| min(bounds[0] for _, bounds in init_records), min(bounds[1] for _, bounds in init_records), min(bounds[2] for _, bounds in init_records), |
| max(bounds[3] for _, bounds in init_records), max(bounds[4] for _, bounds in init_records), max(bounds[5] for _, bounds in init_records), |
| ) |
| for _, bounds in result_records: |
| if any(bounds[i] < envelope[i] - 0.02 for i in range(3)) or any(bounds[i + 3] > envelope[i + 3] + 0.02 for i in range(3)): |
| return False |
| for index, (_, first) in enumerate(result_records): |
| for _, second in result_records[index + 1:]: |
| if overlap_volume(first, second) > 1.0e-5: |
| return False |
|
|
| z_levels = [] |
| for _, bounds in result_records: |
| if not any(abs(bounds[2] - level) <= 0.05 for level in z_levels): |
| z_levels.append(bounds[2]) |
| z_levels.sort() |
| for token, expected_index in SPEC.get("space_levels", {}).items(): |
| space = exact_space(result_model, token) |
| if space is None: |
| return False |
| bounds = product_bounds(space) |
| actual_index = min(range(len(z_levels)), key=lambda index: abs(bounds[2] - z_levels[index])) |
| if actual_index != int(expected_index): |
| return False |
| for rule in SPEC.get("axis_orders", []): |
| axis = {"x": 0, "y": 1, "z": 2}[rule["axis"]] |
| centers = [] |
| for token in rule["tokens"]: |
| space = exact_space(result_model, token) |
| if space is None: |
| return False |
| bounds = product_bounds(space) |
| centers.append((bounds[axis] + bounds[axis + 3]) / 2.0) |
| if any(second <= first + 0.05 for first, second in zip(centers, centers[1:])): |
| return False |
| return True |
|
|
|
|
| def check_preserved_geometry(init_model, result_model): |
| return all(preserved_class_geometry(init_model, result_model, ifc_class) for ifc_class in ("IfcWall", "IfcSlab", "IfcColumn", "IfcBeam")) |
|
|
|
|
| def check_sloped_roof(model): |
| minimum = SPEC.get("roof_slope_min_m") |
| if minimum is None: |
| return True |
| slabs = [slab for slab in model.by_type("IfcSlab") if str(getattr(slab, "PredefinedType", "")).upper() == "ROOF"] |
| bounds = [product_bounds(slab) for slab in slabs] |
| if len(bounds) < 2 or any(item is None for item in bounds): |
| return False |
| return all(item[5] - item[2] >= float(minimum) for item in bounds) |
|
|
| def evaluate(result_dir): |
| result_dir = Path(result_dir) |
| result = result_dir / "result.ifc" |
| if not result.is_file() or result.stat().st_size < SPEC["min_file_bytes"]: |
| return False |
| init = init_path_for(result_dir) |
| if init is not None and init.is_file() and sha256(init) == sha256(result): |
| return False |
| if init is None or not init.is_file(): |
| return False |
| model = ifcopenshell.open(str(result)) |
| init_model = ifcopenshell.open(str(init)) |
| return ( |
| str(getattr(model, "schema", "")).upper().startswith("IFC4") |
| and app_is_revit(model) |
| and unique_global_ids(model) |
| and check_counts(model) |
| and check_names(model) |
| and check_geometry(model) |
| and check_preserved_geometry(init_model, model) |
| and check_space_geometry(init_model, model) |
| and check_sloped_roof(model) |
| ) |
|
|
|
|
| def main(): |
| try: |
| result_dir = Path(os.environ.get("RESULT_DIR", str(DESKTOP))) |
| finish(evaluate(result_dir)) |
| except Exception: |
| finish(False) |
|
|
|
|
| if __name__ == "__main__": |
| main() |
|
|
