79 lines
3.7 KiB
Python
79 lines
3.7 KiB
Python
#!/usr/bin/env python3
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import hashlib
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import json
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import os
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import pathlib
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import sys
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import tempfile
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import bpy
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def report(task, modifier_type, object_name):
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obj = bpy.data.objects.get(object_name)
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if obj is None:
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raise RuntimeError(f"{object_name} is missing")
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modifiers = [modifier for modifier in obj.modifiers if modifier.type == modifier_type]
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if len(modifiers) != 1:
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raise RuntimeError(f"expected one {modifier_type} modifier, found {len(modifiers)}")
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modifier = modifiers[0]
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value = {
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"task": task,
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"objectId": "object:" + obj.name,
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"modifier": {
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"name": modifier.name,
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"type": modifier.type,
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"typeCode": bpy.types.Modifier.bl_rna.properties["type"].enum_items[modifier.type].value,
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"showViewport": bool(modifier.show_viewport),
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"showRender": bool(modifier.show_render),
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"showEditMode": bool(modifier.show_in_editmode),
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"showOnCage": bool(modifier.show_on_cage),
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},
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}
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if obj.type == "MESH":
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value["meshId"] = "mesh:" + obj.data.name
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if modifier_type == "DECIMATE":
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value["modifier"]["ratio"] = float(modifier.ratio)
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value["modifier"]["iterations"] = int(modifier.iterations)
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value["modifier"]["angleLimit"] = float(modifier.angle_limit)
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value["modifier"]["decimateType"] = modifier.decimate_type
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value["modifier"]["decimateMode"] = {"COLLAPSE": 0, "DISSOLVE": 1, "UNSUBDIV": 2}[modifier.decimate_type]
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if modifier_type == "DISPLACE":
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value["modifier"]["direction"] = {"X": 0, "Y": 1, "Z": 2, "NORMAL": 3, "CUSTOM_NORMAL": 4}[modifier.direction]
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value["modifier"]["strength"] = float(modifier.strength)
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value["modifier"]["midLevel"] = float(modifier.mid_level)
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value["modifier"]["space"] = {"GLOBAL": 0, "LOCAL": 1, "NORMAL": 2}.get(modifier.texture_coords, 0)
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value["modifier"]["textureMapping"] = {"GLOBAL": 1, "LOCAL": 2, "OBJECT": 3, "UV": 4}.get(modifier.texture_coords, 1)
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if modifier_type == "EDGE_SPLIT":
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value["modifier"]["splitAngle"] = float(modifier.split_angle)
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return value
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def main():
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arguments = sys.argv[sys.argv.index("--") + 1 :]
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if len(arguments) != 5:
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raise SystemExit("usage: blender -b --python check-generic-modifier-desktop.py -- FIXTURE REPORT TASK TYPE OBJECT")
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fixture = pathlib.Path(arguments[0]).resolve()
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output = pathlib.Path(arguments[1]).resolve()
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task, modifier_type, object_name = arguments[2:]
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bpy.ops.wm.open_mainfile(filepath=str(fixture), load_ui=False)
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before = report(task, modifier_type, object_name)
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descriptor, temporary = tempfile.mkstemp(prefix="m16-generic-modifier-reopen-", suffix=".blend", dir=fixture.parent)
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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 = report(task, modifier_type, object_name)
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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"modifier save/reopen drift: {before} != {after}")
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value = {"schemaVersion": 1, "task": task, "operation": modifier_type + "_MODIFIER_DESKTOP", "fixture": str(fixture), "fixtureSha256": hashlib.sha256(fixture.read_bytes()).hexdigest(), "modifier": after, "saveReopen": "EXACT", "blenderVersion": bpy.app.version_string}
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output.parent.mkdir(parents=True, exist_ok=True)
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output.write_text(json.dumps(value, indent=2, sort_keys=True) + "\n", encoding="utf-8")
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print(f"generic-modifier-desktop-ok task={task} type={modifier_type} mesh={after['meshId']} saveReopen=exact")
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if __name__ == "__main__":
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main()
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