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