56 lines
2.2 KiB
Python
Executable file
56 lines
2.2 KiB
Python
Executable file
from typing import Type
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import bpy
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from nodeitems_utils import NodeItem
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def find_node_by_link(node_group, to_node, inp):
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for link in node_group.links:
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if link.to_node == to_node and link.to_socket == inp:
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if link.from_node.bl_idname == 'NodeReroute': # Step through reroutes
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return find_node_by_link(node_group, link.from_node, link.from_node.inputs[0])
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return link.from_node
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def find_node_by_link_from(node_group, from_node, outp):
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for link in node_group.links:
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if link.from_node == from_node and link.from_socket == outp:
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return link.to_node
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def find_link(node_group, to_node, inp):
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for link in node_group.links:
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if link.to_node == to_node and link.to_socket == inp:
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return link
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def get_node_by_type(node_group, ntype):
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for node in node_group.nodes:
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if node.type == ntype:
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return node
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def get_node_armorypbr(node_group):
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for node in node_group.nodes:
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if node.type == 'GROUP' and node.node_tree.name.startswith('Armory PBR'):
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return node
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def get_input_node(node_group, to_node, input_index):
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for link in node_group.links:
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if link.to_node == to_node and link.to_socket == to_node.inputs[input_index]:
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if link.from_node.bl_idname == 'NodeReroute': # Step through reroutes
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return find_node_by_link(node_group, link.from_node, link.from_node.inputs[0])
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return link.from_node
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def get_output_node(node_group, from_node, output_index):
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for link in node_group.links:
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if link.from_node == from_node and link.from_socket == from_node.outputs[output_index]:
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if link.to_node.bl_idname == 'NodeReroute': # Step through reroutes
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return find_node_by_link_from(node_group, link.to_node, link.to_node.inputs[0])
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return link.to_node
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def nodetype_to_nodeitem(node_type: Type[bpy.types.Node]) -> NodeItem:
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"""Create a NodeItem from a given node class."""
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# Internal node types seem to have no bl_idname attribute
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if issubclass(node_type, bpy.types.NodeInternal):
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return NodeItem(node_type.__name__)
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return NodeItem(node_type.bl_idname)
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