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# Copyright 2018 The glTF-Blender-IO authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import bpy
from .gltf2_blender_animation_bone import BlenderBoneAnim
from .gltf2_blender_animation_node import BlenderNodeAnim
from .gltf2_blender_animation_weight import BlenderWeightAnim
from .gltf2_blender_animation_utils import restore_animation_on_object
from .gltf2_blender_vnode import VNode
class BlenderAnimation():
"""Dispatch Animation to bone or object animation."""
def __new__(cls, *args, **kwargs):
raise RuntimeError("%s should not be instantiated" % cls)
@staticmethod
def anim(gltf, anim_idx, vnode_id):
"""Dispatch Animation to bone or object."""
if isinstance(vnode_id, int):
if gltf.vnodes[vnode_id].type == VNode.Bone:
BlenderBoneAnim.anim(gltf, anim_idx, vnode_id)
elif gltf.vnodes[vnode_id].type == VNode.Object:
BlenderNodeAnim.anim(gltf, anim_idx, vnode_id)
BlenderWeightAnim.anim(gltf, anim_idx, vnode_id)
for child in gltf.vnodes[vnode_id].children:
BlenderAnimation.anim(gltf, anim_idx, child)
@staticmethod
def restore_animation(gltf, vnode_id, animation_name):
"""Restores the actions for an animation by its track name on
the subtree starting at node_idx."""
vnode = gltf.vnodes[vnode_id]
obj = None
if vnode.type == VNode.Bone:
obj = gltf.vnodes[vnode.bone_arma].blender_object
elif vnode.type == VNode.Object:
obj = vnode.blender_object
if obj is not None:
restore_animation_on_object(obj, animation_name)
if obj.data and hasattr(obj.data, 'shape_keys'):
restore_animation_on_object(obj.data.shape_keys, animation_name)
for child in gltf.vnodes[vnode_id].children:
BlenderAnimation.restore_animation(gltf, child, animation_name)
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