128 lines
5.1 KiB
Python
128 lines
5.1 KiB
Python
#!/usr/bin/env python3
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"""Generate deterministic Blender 5.2 sequencer, physics, and I/O inventories."""
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import hashlib
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import json
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import pathlib
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import re
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import sys
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import bpy
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def text(value):
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return value.decode("utf-8", errors="replace") if isinstance(value, bytes) else str(value)
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def sha256_file(path):
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digest = hashlib.sha256()
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with open(path, "rb") as handle:
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for chunk in iter(lambda: handle.read(1024 * 1024), b""):
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digest.update(chunk)
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return digest.hexdigest()
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def property_info(prop):
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result = {"identifier": prop.identifier, "type": prop.type, "readOnly": bool(prop.is_readonly)}
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if hasattr(prop, "array_length"):
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result["arrayLength"] = prop.array_length
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return result
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def enum_item_info(item):
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return {"identifier": item.identifier, "name": text(item.name), "description": text(item.description), "value": item.value}
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def enum_inventory(rna_type, property_name):
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entries = [enum_item_info(item) for item in rna_type.bl_rna.properties[property_name].enum_items]
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entries.sort(key=lambda item: item["identifier"])
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return entries
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def class_properties(rna):
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entries = [property_info(prop) for prop in rna.properties if prop.identifier != "rna_type"]
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entries.sort(key=lambda prop: prop["identifier"])
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return entries
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def physics_inventory():
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marker = re.compile(r"(Particle|Boid|Cloth|SoftBody|RigidBody|Fluid|DynamicPaint|Effector|Collision|Field|PointCache|BakeSettings)")
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entries = []
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for class_name in sorted(name for name in dir(bpy.types) if not name.startswith("_")):
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cls = getattr(bpy.types, class_name)
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if not isinstance(cls, type) or not marker.search(class_name) or re.match(r"[A-Z0-9]+_(?:PT|OT|MT|UL)_", class_name):
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continue
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rna = getattr(cls, "bl_rna", None)
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if not rna or class_name.endswith("Node"):
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continue
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entries.append({"className": class_name, "rnaIdentifier": text(rna.identifier), "properties": class_properties(rna)})
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entries.sort(key=lambda entry: (entry["rnaIdentifier"], entry["className"]))
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return entries
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def operator_inventory():
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entries = []
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for module_name in sorted(name for name in dir(bpy.ops) if not name.startswith("_")):
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module = getattr(bpy.ops, module_name)
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for operator_name in sorted(name for name in dir(module) if not name.startswith("_")):
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operator_path = f"{module_name}.{operator_name}"
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if not re.search(r"(?:import|export)", operator_path, re.IGNORECASE):
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continue
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try:
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operator = getattr(module, operator_name)
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rna = operator.get_rna_type()
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properties = class_properties(rna)
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try:
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poll = bool(operator.poll())
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poll_error = None
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except (AttributeError, RuntimeError) as error:
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poll = None
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poll_error = type(error).__name__
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entries.append({"operator": operator_path, "rnaIdentifier": text(rna.identifier), "poll": poll, "pollError": poll_error, "properties": properties})
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except (AttributeError, KeyError, RuntimeError):
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continue
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entries.sort(key=lambda entry: entry["operator"])
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return entries
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def main():
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if "--" not in sys.argv or len(sys.argv[sys.argv.index("--") + 1:]) != 1:
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raise SystemExit("usage: blender --background --factory-startup --python generate-blender-format-inventory.py -- OUTPUT.json")
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output = pathlib.Path(sys.argv[sys.argv.index("--") + 1]).resolve()
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version = tuple(int(value) for value in bpy.app.version)
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if version != (5, 2, 0):
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raise RuntimeError(f"expected Blender 5.2.0, got {version}")
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strips = enum_inventory(bpy.types.Strip, "type")
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physics = physics_inventory()
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io_operators = operator_inventory()
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binary_path = pathlib.Path(bpy.app.binary_path).resolve()
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inventory = {
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"schemaVersion": 1,
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"task": "M15-01D",
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"operation": "BLENDER_FORMAT_INVENTORY",
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"sourceAnchor": "blender-5.2.0/source/blender/makesrna",
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"runtime": {
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"blenderVersion": text(bpy.app.version_string),
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"versionTuple": list(version),
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"buildHash": text(bpy.app.build_hash),
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"buildBranch": text(bpy.app.build_branch),
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"buildPlatform": text(bpy.app.build_platform),
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"buildType": text(bpy.app.build_type),
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"buildDate": text(bpy.app.build_date),
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"buildTime": text(bpy.app.build_time),
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"binarySha256": sha256_file(binary_path),
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},
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"summary": {"stripTypeCount": len(strips), "physicsTypeCount": len(physics), "ioOperatorCount": len(io_operators)},
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"stripTypes": strips,
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"physicsTypes": physics,
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"ioOperators": io_operators,
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"nextTask": "M15-01E",
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}
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output.parent.mkdir(parents=True, exist_ok=True)
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output.write_text(json.dumps(inventory, indent=2, sort_keys=True) + "\n", encoding="utf-8")
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print(f"blender-format-inventory-generated strips={len(strips)} physics={len(physics)} io={len(io_operators)} output={output}")
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if __name__ == "__main__":
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main()
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