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shinespark/src/blend_asset/export.py
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Pin Blender for CI asset processing (#58)
Reviewed-on: #58
Co-authored-by: Álex Román Núñez <eirexe@eirteam.moe>
2026-09-24 14:45:37 +00:00

81 lines
2.6 KiB
Python

import bpy
import json
import os
import sys
def main():
output = sys.argv[sys.argv.index("--") + 1]
actions_path = sys.argv[sys.argv.index("--") + 2]
source_path = sys.argv[sys.argv.index("--") + 3]
loaded_path = os.path.realpath(bpy.data.filepath)
expected_path = os.path.realpath(source_path)
if loaded_path != expected_path:
raise RuntimeError(
f"Blender loaded {loaded_path!r} instead of {expected_path!r}"
)
if not bpy.data.objects or not bpy.data.meshes:
raise RuntimeError("Blender loaded an empty scene")
with open(actions_path) as file:
actions_to_keep = set(json.load(file))
for obj in bpy.data.objects:
if not obj.animation_data:
continue
for track in list(obj.animation_data.nla_tracks):
if track.name.startswith("[Action Stash]"):
obj.animation_data.nla_tracks.remove(track)
nla_tracks = [
track
for obj in bpy.data.objects
if obj.animation_data
for track in obj.animation_data.nla_tracks
]
use_nla_tracks = bool(nla_tracks)
# For blends without NLA tracks, use the actions referenced by the fighter
# manifest instead of sampling every source action.
if not use_nla_tracks and actions_to_keep:
from io_scene_gltf2 import GLTF2_filter_action
if not hasattr(bpy.types.Scene, "gltf_action_filter"):
bpy.types.Scene.gltf_action_filter = bpy.props.CollectionProperty(
type=GLTF2_filter_action
)
scene = bpy.context.scene
scene.gltf_action_filter.clear()
for action in bpy.data.actions:
item = scene.gltf_action_filter.add()
item.action = action
item.keep = action.name in actions_to_keep
bpy.ops.export_scene.gltf(
filepath=output,
export_format="GLTF_SEPARATE",
export_keep_originals=True,
export_extras=True,
export_animations=True,
export_skins=True,
export_morph=True,
export_yup=True,
export_def_bones=True,
export_action_filter=False,
export_animation_mode="NLA_TRACKS" if use_nla_tracks else "ACTIONS",
)
dependencies = []
for image in bpy.data.images:
if image.source not in {"FILE", "TILED"}:
continue
path = image.filepath_raw or image.filepath
if path and not image.packed_file:
dependencies.append(bpy.path.abspath(path))
with open(os.path.join(os.path.dirname(output), "export-manifest.json"), "w") as file:
json.dump({"dependencies": sorted(set(dependencies))}, file)
if __name__ == "__main__":
main()