127 lines
5.1 KiB
Python
127 lines
5.1 KiB
Python
#!/usr/bin/env python3
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import hashlib
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import json
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import math
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import os
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import pathlib
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import shutil
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import sys
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import tempfile
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import bpy
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ARMATURE_NAME = "WebGapArmatureCalculateRollArmature"
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OBJECT_NAME = "WebGapArmatureCalculateRollObject"
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BONE_NAME = "WebGapArmatureCalculateRollBone"
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EXPECTED_ROLL = math.pi / 2.0
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def vector(value):
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return [round(float(component), 6) for component in value]
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def matrix_flat(value):
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return [round(float(component), 6) for column in value for component in column]
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def state_report():
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armature = bpy.data.armatures.get(ARMATURE_NAME)
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obj = bpy.data.objects.get(OBJECT_NAME)
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if armature is None or obj is None or obj.type != "ARMATURE" or obj.data != armature:
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raise RuntimeError("armature.calculate_roll fixture is missing")
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bones = [
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{
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"name": bone.name,
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"head": vector(bone.head_local),
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"tail": vector(bone.tail_local),
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"matrix": matrix_flat(bone.matrix_local),
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}
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for bone in armature.bones
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]
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bones.sort(key=lambda value: value["name"])
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return {"object": OBJECT_NAME, "armature": ARMATURE_NAME, "bones": bones}
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def run_operator(before):
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if [bone["name"] for bone in before["bones"]] != [BONE_NAME]:
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raise RuntimeError(f"unexpected calculate_roll input: {before}")
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bpy.context.view_layer.objects.active = bpy.data.objects[OBJECT_NAME]
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bpy.data.objects[OBJECT_NAME].select_set(True)
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if bpy.context.object.mode != "EDIT":
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bpy.ops.object.mode_set(mode="EDIT")
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armature = bpy.data.armatures[ARMATURE_NAME]
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edit_bone = armature.edit_bones[BONE_NAME]
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already_calculated = abs(abs(edit_bone.roll) - EXPECTED_ROLL) <= 1e-5
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edit_bone.select = True
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armature.bones.active = armature.bones[BONE_NAME]
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poll = bool(bpy.ops.armature.calculate_roll.poll())
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if not poll:
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raise RuntimeError("ARMATURE_OT_calculate_roll poll failed")
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if not already_calculated:
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result = bpy.ops.armature.calculate_roll(type="GLOBAL_POS_X", axis_flip=False, axis_only=False)
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if result != {"FINISHED"}:
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raise RuntimeError(f"ARMATURE_OT_calculate_roll returned {result}")
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roll = float(edit_bone.roll)
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bpy.ops.object.mode_set(mode="OBJECT")
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return poll, not already_calculated, roll
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def main():
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arguments = sys.argv[sys.argv.index("--") + 1 :]
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if len(arguments) != 2:
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raise SystemExit("usage: blender -b --factory-startup --python check-action-armature-calculate-roll-desktop.py -- FIXTURE REPORT")
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fixture, output = (pathlib.Path(value).resolve() for value in arguments)
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bpy.ops.wm.open_mainfile(filepath=str(fixture), load_ui=False)
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before = state_report()
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poll, changed, roll = run_operator(before)
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after = state_report()
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if len(after["bones"]) != 1 or after["bones"][0]["name"] != BONE_NAME:
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raise RuntimeError(f"calculate_roll changed unexpected bones: {before} -> {after}")
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if abs(abs(roll) - EXPECTED_ROLL) > 1e-5:
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raise RuntimeError(f"calculate_roll did not produce the expected roll: {roll}")
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expected_matrix = [0.0, 0.0, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0, -1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0]
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for actual, expected in zip(after["bones"][0]["matrix"], expected_matrix):
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if abs(actual - expected) > 1e-5:
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raise RuntimeError(f"calculate_roll matrix mismatch: {after}")
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descriptor, temporary = tempfile.mkstemp(prefix="m16-armature-calculate-roll-reopen-", suffix=".blend")
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os.close(descriptor)
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temporary_path = pathlib.Path(temporary)
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try:
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bpy.ops.wm.save_as_mainfile(filepath=str(temporary_path), check_existing=False, compress=True)
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bpy.ops.wm.open_mainfile(filepath=str(temporary_path), load_ui=False)
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reopened = state_report()
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if reopened != after:
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raise RuntimeError(f"armature.calculate_roll save/reopen drift: {after} != {reopened}")
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shutil.copyfile(temporary_path, fixture)
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report = {
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"schemaVersion": 1,
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"task": "M16-GAP-00219",
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"operation": "ARMATURE_CALCULATE_ROLL_DESKTOP",
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"fixture": str(fixture),
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"fixtureSha256": hashlib.sha256(fixture.read_bytes()).hexdigest(),
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"before": before,
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"after": reopened,
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"alreadyCalculated": not changed,
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"roll": round(roll, 6),
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"poll": poll,
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"operatorStatus": "FINISHED" if changed else "SKIPPED_ALREADY_APPLIED",
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"mainMutation": "ROLL_CALCULATED_GLOBAL_POS_X" if changed else "ALREADY_ROLL_CALCULATED_GLOBAL_POS_X",
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"saveReopen": "EXACT",
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"blenderVersion": bpy.app.version_string,
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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(report, indent=2, sort_keys=True) + "\n", encoding="utf-8")
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print("armature-calculate-roll-desktop-ok poll=true roll=global-pos-x saveReopen=exact")
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finally:
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temporary_path.unlink(missing_ok=True)
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if __name__ == "__main__":
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try:
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main()
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except Exception as error:
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print(f"armature-calculate-roll-desktop-failed: {error}")
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raise SystemExit(1)
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