Files
multi-user/multi_user/io_bpy/bl_armature.py
2021-04-21 11:10:24 +02:00

160 lines
5.5 KiB
Python

# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
#
# ##### END GPL LICENSE BLOCK #####
import bpy
import mathutils
from .dump_anything import Loader, Dumper
from .. import presence, operators, utils
from .bl_datablock import BlDatablock
def get_roll(bone: bpy.types.Bone) -> float:
""" Compute the actuall roll of a pose bone
:arg pose_bone: target pose bone
:type pose_bone: bpy.types.PoseBone
:return: float
"""
return bone.AxisRollFromMatrix(bone.matrix_local.to_3x3())[1]
class BlArmature(BlDatablock):
bl_id = "armatures"
bl_class = bpy.types.Armature
bl_check_common = False
bl_icon = 'ARMATURE_DATA'
bl_reload_parent = False
def construct(data: dict) -> object:
return bpy.data.armatures.new(data["name"])
def load(data: dict, datablock: object):
# Load parent object
parent_object = utils.find_from_attr(
'uuid',
data['user'],
bpy.data.objects
)
if parent_object is None:
parent_object = bpy.data.objects.new(
data['user_name'], target)
parent_object.uuid = data['user']
is_object_in_master = (
data['user_collection'][0] == "Master Collection")
# TODO: recursive parent collection loading
# Link parent object to the collection
if is_object_in_master:
parent_collection = bpy.data.scenes[data['user_scene']
[0]].collection
elif data['user_collection'][0] not in bpy.data.collections.keys():
parent_collection = bpy.data.collections.new(
data['user_collection'][0])
else:
parent_collection = bpy.data.collections[data['user_collection'][0]]
if parent_object.name not in parent_collection.objects:
parent_collection.objects.link(parent_object)
# Link parent collection to the scene master collection
if not is_object_in_master and parent_collection.name not in bpy.data.scenes[data['user_scene'][0]].collection.children:
bpy.data.scenes[data['user_scene'][0]
].collection. children.link(parent_collection)
current_mode = bpy.context.mode
current_active_object = bpy.context.view_layer.objects.active
# LOAD ARMATURE BONES
if bpy.context.mode != 'OBJECT':
bpy.ops.object.mode_set(mode='OBJECT')
bpy.context.view_layer.objects.active = parent_object
bpy.ops.object.mode_set(mode='EDIT')
for bone in data['bones']:
if bone not in target.edit_bones:
new_bone = target.edit_bones.new(bone)
else:
new_bone = target.edit_bones[bone]
bone_data = data['bones'].get(bone)
new_bone.tail = bone_data['tail_local']
new_bone.head = bone_data['head_local']
new_bone.tail_radius = bone_data['tail_radius']
new_bone.head_radius = bone_data['head_radius']
new_bone.roll = bone_data['roll']
if 'parent' in bone_data:
new_bone.parent = target.edit_bones[data['bones']
[bone]['parent']]
new_bone.use_connect = bone_data['use_connect']
loader = Loader()
loader.load(new_bone, bone_data)
if bpy.context.mode != 'OBJECT':
bpy.ops.object.mode_set(mode='OBJECT')
bpy.context.view_layer.objects.active = current_active_object
# TODO: clean way to restore previous context
if 'EDIT' in current_mode:
bpy.ops.object.mode_set(mode='EDIT')
def dump(datablock: object) -> dict:
assert(instance)
dumper = Dumper()
dumper.depth = 4
dumper.include_filter = [
'bones',
'tail_local',
'head_local',
'tail_radius',
'head_radius',
'use_connect',
'parent',
'name',
'layers',
]
data = dumper.dump(instance)
for bone in instance.bones:
if bone.parent:
data['bones'][bone.name]['parent'] = bone.parent.name
# get the parent Object
# TODO: Use id_data instead
object_users = utils.get_datablock_users(instance)[0]
data['user'] = object_users.uuid
data['user_name'] = object_users.name
# get parent collection
container_users = utils.get_datablock_users(object_users)
data['user_collection'] = [
item.name for item in container_users if isinstance(item, bpy.types.Collection)]
data['user_scene'] = [
item.name for item in container_users if isinstance(item, bpy.types.Scene)]
for bone in instance.bones:
data['bones'][bone.name]['roll'] = get_roll(bone)
return data