import { FlowGraphBlock, type IFlowGraphBlockConfiguration } from "@babylonjs/core/FlowGraph/flowGraphBlock.js";
import { type FlowGraphContext } from "@babylonjs/core/FlowGraph/flowGraphContext.js";
import { type FlowGraphDataConnection } from "@babylonjs/core/FlowGraph/flowGraphDataConnection.pure.js";
/**
 * Resolves a runtime object to its owning glTF node reference.
 * @param context active FlowGraph context
 * @param value runtime object, usually a picked primitive
 * @returns the owning node reference or the null reference
 */
export declare function GetInteractivityObjectReference(context: FlowGraphContext, value: object | undefined): string;
/**
 * Converts a runtime object into the opaque reference used by KHR_interactivity.
 */
export declare class FlowGraphObjectReferenceBlock extends FlowGraphBlock {
    /** Runtime object to encode. */
    readonly object: FlowGraphDataConnection<object | undefined>;
    /** Opaque KHR_interactivity reference. */
    readonly value: FlowGraphDataConnection<string>;
    constructor(config?: IFlowGraphBlockConfiguration);
    /** @internal */
    _updateOutputs(context: FlowGraphContext): void;
    /** @returns the serialized class name */
    getClassName(): string;
}