71 lines
2.1 KiB
Python
71 lines
2.1 KiB
Python
from pathlib import Path
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import bpy
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from .common import get_file_prop, get_node_lib_path, set_file_prop
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from ..exceptions import Incompatible, NoFound
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from ..constants import LATEST_NODE_LIB_PATH, VERSIONS
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def get_node_group(node_type: str, use_link=True):
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# unannotate below for local debug in node lib file.
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# node_group = bpy.data.node_groups[node_type]
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# return node_group
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# added node is always from latest node version
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addon_version = VERSIONS[0]["node_version"]
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addon_lib_path = LATEST_NODE_LIB_PATH
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if get_file_prop("node_version") is None:
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set_file_prop("node_version", addon_version)
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local_lib_path = None
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for node_group in bpy.data.node_groups:
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if node_group.name.startswith("BioxelNodes"):
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lib = node_group.library
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if lib:
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lib_path = Path(bpy.path.abspath(lib.filepath)).resolve()
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if lib_path != addon_lib_path:
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local_lib_path = lib_path
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break
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# local lib first
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lib_path = local_lib_path or addon_lib_path
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bpy.ops.wm.append('EXEC_DEFAULT',
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directory=f"{lib_path.as_posix()}/NodeTree",
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filename=node_type,
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link=use_link,
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use_recursive=True,
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do_reuse_local_id=True)
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node_group = bpy.data.node_groups.get(node_type)
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if node_group is None:
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raise NoFound('No custom node found')
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return node_group
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def assign_node_group(node, node_type: str):
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node.node_tree = bpy.data.node_groups[node_type]
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node.width = 200.0
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node.name = node_type
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return node
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def add_node_to_graph(node_name: str, node_group, node_label=None, use_link=True):
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node_type = f"BioxelNodes_{node_name}"
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node_label = node_label or node_name
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# Deselect all nodes first
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for node in node_group.nodes:
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if node.select:
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node.select = False
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get_node_group(node_type, use_link)
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node = node_group.nodes.new("GeometryNodeGroup")
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assign_node_group(node, node_type)
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node.label = node_label
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node.show_options = False
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return node
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