bNodeSocket * node_group_output_find_socket(bNode *node, blender::StringRef identifier)
bNodeSocket * node_group_input_find_socket(bNode *node, blender::StringRef identifier)
bNodeSocket * node_group_find_input_socket(bNode *groupnode, blender::StringRef identifier)
bNodeSocket * node_group_find_output_socket(bNode *groupnode, blender::StringRef identifier)
void node_group_declare(NodeDeclarationBuilder &b)