52 lines
2.3 KiB
Python
52 lines
2.3 KiB
Python
#!/usr/bin/env python3
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"""Read the Action gap fixture with Blender 5.2 and verify save/reopen stability."""
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import hashlib
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import json
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import pathlib
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import sys
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import tempfile
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import os
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import bpy
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def action_report():
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actions = []
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for action in sorted(bpy.data.actions, key=lambda value: value.name):
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channels = []
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for layer in action.layers:
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for strip in layer.strips:
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for bag in strip.channelbags:
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channels.extend((curve.data_path, curve.array_index, len(curve.keyframe_points)) for curve in bag.fcurves)
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actions.append({"name": action.name, "frameRange": [round(float(value), 6) for value in action.frame_range], "channels": sorted(channels)})
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return actions
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def main():
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args = sys.argv[sys.argv.index("--") + 1:]
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if len(args) != 2:
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raise SystemExit("usage: blender -b --python check-action-desktop.py -- FIXTURE REPORT")
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fixture, report_path = (pathlib.Path(value).resolve() for value in args)
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bpy.ops.wm.open_mainfile(filepath=str(fixture), load_ui=False)
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before = action_report()
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if len(before) != 1 or before[0]["name"] != "AnimatedObjectAction":
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raise RuntimeError(f"unexpected Action inventory: {before}")
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descriptor, temporary = tempfile.mkstemp(prefix="m16-action-reopen-", suffix=".blend")
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os.close(descriptor)
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try:
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bpy.ops.wm.save_as_mainfile(filepath=temporary, check_existing=False, compress=True)
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bpy.ops.wm.open_mainfile(filepath=temporary, load_ui=False)
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after = action_report()
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finally:
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pathlib.Path(temporary).unlink(missing_ok=True)
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if before != after:
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raise RuntimeError(f"Action save/reopen drift: before={before} after={after}")
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report = {"schemaVersion": 1, "task": "M16-GAP-00001", "operation": "ACTION_DATABLOCK_DESKTOP", "fixture": str(fixture), "fixtureSha256": hashlib.sha256(fixture.read_bytes()).hexdigest(), "actions": after, "saveReopen": "EXACT", "blenderVersion": bpy.app.version_string}
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report_path.parent.mkdir(parents=True, exist_ok=True)
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report_path.write_text(json.dumps(report, indent=2, sort_keys=True) + "\n", encoding="utf-8")
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print(f"action-desktop-ok actions={len(after)} channels={len(after[0]['channels'])} saveReopen=exact")
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if __name__ == "__main__":
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main()
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