import { DspGraph } from '../dsp-graph';
import { CompilerTarget, NodeImplementation, NodeImplementations } from './types';
import { CodeMacros } from './render/types';
/** Helper to get code macros from compile target. */
export declare const getMacros: (target: CompilerTarget) => CodeMacros;
/** Helper to get node implementation or throw an error if not implemented. */
export declare const getNodeImplementation: (nodeImplementations: NodeImplementations, nodeType: DspGraph.NodeType) => NodeImplementation<DspGraph.NodeArguments>;
/**
 * Build graph traversal for all nodes.
 * This should be exhaustive so that all nodes that are connected
 * to an input or output of the graph are declared correctly.
 * Order of nodes doesn't matter.
 */
export declare const buildFullGraphTraversal: (graph: DspGraph.Graph) => DspGraph.GraphTraversal;
export declare const getNodeImplementationsUsedInGraph: (graph: DspGraph.Graph, nodeImplementations: NodeImplementations) => {
    [nodeType: string]: NodeImplementation<{}>;
};
/**
 * Build graph traversal for all signal nodes.
 */
export declare const buildGraphTraversalSignal: (graph: DspGraph.Graph) => DspGraph.GraphTraversal;
export declare const getGraphSignalSinks: (graph: DspGraph.Graph) => DspGraph.Node<DspGraph.NodeArguments>[];