2021-04-21 11:10:24 +02:00

298 lines
8.8 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
import copy
import numpy as np
from enum import Enum
from .. import utils
from .dump_anything import (
Dumper,
Loader,
np_dump_collection,
np_load_collection,
remove_items_from_dict)
from .bl_datablock import stamp_uuid
from replication.protocol import ReplicatedDatablock
from replication.objects import Node
KEYFRAME = [
'amplitude',
'co',
'back',
'handle_left',
'handle_right',
'easing',
'handle_left_type',
'handle_right_type',
'type',
'interpolation',
]
def has_action(datablock):
""" Check if the datablock datablock has actions
"""
return (hasattr(datablock, 'animation_data')
and datablock.animation_data
and datablock.animation_data.action)
def has_driver(datablock):
""" Check if the datablock datablock is driven
"""
return (hasattr(datablock, 'animation_data')
and datablock.animation_data
and datablock.animation_data.drivers)
def dump_driver(driver):
dumper = Dumper()
dumper.depth = 6
data = dumper.dump(driver)
return data
def load_driver(target_datablock, src_driver):
loader = Loader()
drivers = target_datablock.animation_data.drivers
src_driver_data = src_driver['driver']
new_driver = drivers.new(
src_driver['data_path'], index=src_driver['array_index'])
# Settings
new_driver.driver.type = src_driver_data['type']
new_driver.driver.expression = src_driver_data['expression']
loader.load(new_driver, src_driver)
# Variables
for src_variable in src_driver_data['variables']:
src_var_data = src_driver_data['variables'][src_variable]
new_var = new_driver.driver.variables.new()
new_var.name = src_var_data['name']
new_var.type = src_var_data['type']
for src_target in src_var_data['targets']:
src_target_data = src_var_data['targets'][src_target]
new_var.targets[src_target].id = utils.resolve_from_id(
src_target_data['id'], src_target_data['id_type'])
loader.load(
new_var.targets[src_target], src_target_data)
# Fcurve
new_fcurve = new_driver.keyframe_points
for p in reversed(new_fcurve):
new_fcurve.remove(p, fast=True)
new_fcurve.add(len(src_driver['keyframe_points']))
for index, src_point in enumerate(src_driver['keyframe_points']):
new_point = new_fcurve[index]
loader.load(new_point, src_driver['keyframe_points'][src_point])
def dump_fcurve(fcurve: bpy.types.FCurve, use_numpy: bool = True) -> dict:
""" Dump a sigle curve to a dict
:arg fcurve: fcurve to dump
:type fcurve: bpy.types.FCurve
:arg use_numpy: use numpy to eccelerate dump
:type use_numpy: bool
:return: dict
"""
fcurve_data = {
"data_path": fcurve.data_path,
"dumped_array_index": fcurve.array_index,
"use_numpy": use_numpy
}
if use_numpy:
points = fcurve.keyframe_points
fcurve_data['keyframes_count'] = len(fcurve.keyframe_points)
fcurve_data['keyframe_points'] = np_dump_collection(points, KEYFRAME)
else: # Legacy method
dumper = Dumper()
fcurve_data["keyframe_points"] = []
for k in fcurve.keyframe_points:
fcurve_data["keyframe_points"].append(
dumper.dump(k)
)
return fcurve_data
def load_fcurve(fcurve_data, fcurve):
""" Load a dumped fcurve
:arg fcurve_data: a dumped fcurve
:type fcurve_data: dict
:arg fcurve: fcurve to dump
:type fcurve: bpy.types.FCurve
"""
use_numpy = fcurve_data.get('use_numpy')
keyframe_points = fcurve.keyframe_points
# Remove all keyframe points
for i in range(len(keyframe_points)):
keyframe_points.remove(keyframe_points[0], fast=True)
if use_numpy:
keyframe_points.add(fcurve_data['keyframes_count'])
np_load_collection(
fcurve_data["keyframe_points"], keyframe_points, KEYFRAME)
else:
# paste dumped keyframes
for dumped_keyframe_point in fcurve_data["keyframe_points"]:
if dumped_keyframe_point['type'] == '':
dumped_keyframe_point['type'] = 'KEYFRAME'
new_kf = keyframe_points.insert(
dumped_keyframe_point["co"][0],
dumped_keyframe_point["co"][1],
options={'FAST', 'REPLACE'}
)
keycache = copy.copy(dumped_keyframe_point)
keycache = remove_items_from_dict(
keycache,
["co", "handle_left", "handle_right", 'type']
)
loader = Loader()
loader.load(new_kf, keycache)
new_kf.type = dumped_keyframe_point['type']
new_kf.handle_left = [
dumped_keyframe_point["handle_left"][0],
dumped_keyframe_point["handle_left"][1]
]
new_kf.handle_right = [
dumped_keyframe_point["handle_right"][0],
dumped_keyframe_point["handle_right"][1]
]
fcurve.update()
def dump_animation_data(datablock, data):
if has_action(datablock):
dumper = Dumper()
dumper.include_filter = ['action']
data['animation_data'] = dumper.dump(datablock.animation_data)
if has_driver(datablock):
dumped_drivers = {'animation_data': {'drivers': []}}
for driver in datablock.animation_data.drivers:
dumped_drivers['animation_data']['drivers'].append(
dump_driver(driver))
data.update(dumped_drivers)
def load_animation_data(data, datablock):
# Load animation data
if 'animation_data' in data.keys():
if datablock.animation_data is None:
datablock.animation_data_create()
for d in datablock.animation_data.drivers:
datablock.animation_data.drivers.remove(d)
if 'drivers' in data['animation_data']:
for driver in data['animation_data']['drivers']:
load_driver(datablock, driver)
if 'action' in data['animation_data']:
datablock.animation_data.action = bpy.data.actions[data['animation_data']['action']]
# Remove existing animation data if there is not more to load
elif hasattr(datablock, 'animation_data') and datablock.animation_data:
datablock.animation_data_clear()
def resolve_animation_dependencies(datablock):
if has_action(datablock):
return [datablock.animation_data.action]
else:
return []
class BlAction(ReplicatedDatablock):
bl_id = "actions"
bl_class = bpy.types.Action
bl_check_common = False
bl_icon = 'ACTION_TWEAK'
bl_reload_parent = False
@staticmethod
def construct(data: dict) -> object:
return bpy.data.actions.new(data["name"])
@staticmethod
def load(data: dict, datablock: object):
for dumped_fcurve in data["fcurves"]:
dumped_data_path = dumped_fcurve["data_path"]
dumped_array_index = dumped_fcurve["dumped_array_index"]
# create fcurve if needed
fcurve = datablock.fcurves.find(
dumped_data_path, index=dumped_array_index)
if fcurve is None:
fcurve = datablock.fcurves.new(
dumped_data_path, index=dumped_array_index)
load_fcurve(dumped_fcurve, fcurve)
id_root = data.get('id_root')
if id_root:
datablock.id_root = id_root
@staticmethod
def dump(datablock: object) -> dict:
stamp_uuid(datablock)
dumper = Dumper()
dumper.exclude_filter = [
'name_full',
'original',
'use_fake_user',
'user',
'is_library_indirect',
'select_control_point',
'select_right_handle',
'select_left_handle',
'uuid',
'users'
]
dumper.depth = 1
data = dumper.dump(datablock)
data["fcurves"] = []
for fcurve in datablock.fcurves:
data["fcurves"].append(dump_fcurve(fcurve, use_numpy=True))
return data