mirror of
https://github.com/Shu-Ying/main_plugin_farm.git
synced 2026-10-28 05:00:01 +08:00
84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
"""从已下载的公开 Unity 场景包提取图片；不执行游戏脚本。"""
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import argparse
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import hashlib
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import json
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from pathlib import Path
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import re
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import sys
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def extract(bundle, destination):
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import UnityPy
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environment = UnityPy.load(str(bundle))
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destination.mkdir(parents=True, exist_ok=True)
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images = {}
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for obj in environment.objects:
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if obj.type.name != "Sprite":
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continue
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sprite = obj.read()
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name = sprite.m_Name
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if re.fullmatch(r"pest\d+", name):
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path = f"pest/{name}.png"
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elif name in ("Icon_PlantSeed", "Icon_PlantWither"):
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path = "webgl/" + (
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"seed.png" if name == "Icon_PlantSeed" else "wither.png"
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)
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else:
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continue
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image = sprite.image
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if image.size != (round(sprite.m_Rect.width),
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round(sprite.m_Rect.height)):
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raise ValueError("Sprite extraction lost its full canvas")
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target = destination / path
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target.parent.mkdir(parents=True, exist_ok=True)
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image.save(target)
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images[path] = {
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"size": list(image.size),
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"sha256": hashlib.sha256(target.read_bytes()).hexdigest(),
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}
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if len(images) != 40:
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raise ValueError("Expected 38 pest frames and two common crop sprites")
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manifest = {
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"schema": 1,
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"source_url": (
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"https://game.qqnc.qq.com/happyfarm/unity/Assets/AssetBundles/"
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"WebGL/mainscene_053483f584f07436ac0569e2f4f7ed01"
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),
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"source_sha256": hashlib.sha256(bundle.read_bytes()).hexdigest(),
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"extractor": "UnityPy 1.25.4 Sprite.image; full sprite rect checked",
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"images": images,
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"pest": {
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"frames": [f"pest/pest{i}.png" for i in range(1, 76, 2)],
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"sample_rate": 24,
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"loop": True,
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"display_size": [22, 30],
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"pivot": [0.5, 0.5],
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"positions": [[-26, 13], [-5, 42], [24, 24]],
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},
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}
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(destination / "manifest.json").write_text(
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json.dumps(manifest, ensure_ascii=False, indent=2) + "\n",
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encoding="utf-8",
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)
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print(f"Extracted {len(images)} images")
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def main():
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parser = argparse.ArgumentParser(description=__doc__)
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parser.add_argument("bundle", type=Path)
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parser.add_argument("--dependencies", type=Path)
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parser.add_argument("--output", type=Path, default=(
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Path(__file__).resolve().parents[1]
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/ "src/farm_render/source_assets"
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))
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args = parser.parse_args()
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if args.dependencies:
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sys.path.insert(0, str(args.dependencies))
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extract(args.bundle, args.output)
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if __name__ == "__main__":
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main()
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