18 lines
1.1 KiB
Python
18 lines
1.1 KiB
Python
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import urllib.request,json,pathlib,hashlib,concurrent.futures
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root=pathlib.Path.cwd(); out=root/'assets/scan/quarry_realism'; out.mkdir(parents=True,exist_ok=True)
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ids=['concrete_road_barrier','Barrel_02','old_tyre','portable_generator','wooden_crate_02','covered_car']
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def get(url):
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req=urllib.request.Request(url,headers={'User-Agent':'BLOCKLINE asset preparation'})
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return urllib.request.urlopen(req,timeout=120).read()
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def asset(a):
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meta=json.loads(get('https://api.polyhaven.com/files/'+a)); pack=meta['gltf']['2k']['gltf']; folder=out/a; folder.mkdir(exist_ok=True)
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files={a+'.gltf':pack,**pack['include']}
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for rel,info in files.items():
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path=folder/rel; path.parent.mkdir(parents=True,exist_ok=True)
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if not path.exists() or hashlib.md5(path.read_bytes()).hexdigest()!=info['md5']:
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data=get(info['url']); assert hashlib.md5(data).hexdigest()==info['md5']; path.write_bytes(data)
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(folder/'source.json').write_text(json.dumps({'source':'https://polyhaven.com/a/'+a,'license':'CC0-1.0','files':files},indent=2))
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print(a,'downloaded',flush=True)
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with concurrent.futures.ThreadPoolExecutor(max_workers=3) as pool: list(pool.map(asset,ids))
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