ayon-core/openpype/hosts/max/api/plugin.py
2023-02-02 13:47:15 +01:00

111 lines
3.5 KiB
Python

# -*- coding: utf-8 -*-
"""3dsmax specific Avalon/Pyblish plugin definitions."""
from pymxs import runtime as rt
import six
from abc import ABCMeta
from openpype.pipeline import (
CreatorError,
Creator,
CreatedInstance
)
from openpype.lib import BoolDef
from .lib import imprint, read, lsattr
class OpenPypeCreatorError(CreatorError):
pass
class MaxCreatorBase(object):
@staticmethod
def cache_subsets(shared_data):
if shared_data.get("max_cached_subsets") is None:
shared_data["max_cached_subsets"] = {}
cached_instances = lsattr("id", "pyblish.avalon.instance")
for i in cached_instances:
creator_id = rt.getUserProp(i, "creator_identifier")
if creator_id not in shared_data["max_cached_subsets"]:
shared_data["max_cached_subsets"][creator_id] = [i.name]
else:
shared_data[
"max_cached_subsets"][creator_id].append(i.name) # noqa
return shared_data
@staticmethod
def create_instance_node(node_name: str, parent: str = ""):
parent_node = rt.getNodeByName(parent) if parent else rt.rootScene
if not parent_node:
raise OpenPypeCreatorError(f"Specified parent {parent} not found")
container = rt.container(name=node_name)
container.Parent = parent_node
return container
@six.add_metaclass(ABCMeta)
class MaxCreator(Creator, MaxCreatorBase):
selected_nodes = []
def create(self, subset_name, instance_data, pre_create_data):
if pre_create_data.get("use_selection"):
self.selected_nodes = rt.getCurrentSelection()
instance_node = self.create_instance_node(subset_name)
instance_data["instance_node"] = instance_node.name
instance = CreatedInstance(
self.family,
subset_name,
instance_data,
self
)
for node in self.selected_nodes:
node.Parent = instance_node
self._add_instance_to_context(instance)
imprint(instance_node.name, instance.data_to_store())
return instance
def collect_instances(self):
self.cache_subsets(self.collection_shared_data)
for instance in self.collection_shared_data[
"max_cached_subsets"].get(self.identifier, []):
created_instance = CreatedInstance.from_existing(
read(rt.getNodeByName(instance)), self
)
self._add_instance_to_context(created_instance)
def update_instances(self, update_list):
for created_inst, changes in update_list:
instance_node = created_inst.get("instance_node")
new_values = {
key: changes[key].new_value
for key in changes.changed_keys
}
imprint(
instance_node,
new_values,
)
def remove_instances(self, instances):
"""Remove specified instance from the scene.
This is only removing `id` parameter so instance is no longer
instance, because it might contain valuable data for artist.
"""
for instance in instances:
instance_node = rt.getNodeByName(
instance.data.get("instance_node"))
if instance_node:
rt.delete(rt.getNodeByName(instance_node))
self._remove_instance_from_context(instance)
def get_pre_create_attr_defs(self):
return [
BoolDef("use_selection", label="Use selection")
]