import { type GLTFLoader } from "../glTFLoader.pure.js";
import { type IGLTFLoaderExtension } from "../glTFLoaderExtension.js";
import { FlowGraphCoordinator } from "@babylonjs/core/FlowGraph/flowGraphCoordinator.js";
import { type Scene } from "@babylonjs/core/scene.js";
import { CompositePathToObjectConverter } from "./compositePathToObjectConverter.js";
import { InteractivityHostResolver } from "./KHR_interactivity/interactivityHostResolver.js";
import { type IObjectAccessor, type ISerializedFlowGraph } from "@babylonjs/core/FlowGraph/typeDefinitions.js";
import { type IKHRInteractivityDiagnostic, type IKHRInteractivityDocument, type IKHRInteractivityGraphModel } from "./KHR_interactivity/interactivityGraphModel.js";
import { type FlowGraph } from "@babylonjs/core/FlowGraph/flowGraph.js";
export * from "./KHR_interactivity/interactivityGraphExporter.js";
export { _CaptureKHRInteractivityRuntimeInputDefaults } from "./KHR_interactivity/interactivityGraphParser.js";
/**
 * Runtime projection of one canonical KHR_interactivity graph.
 */
export interface IKHRInteractivityGraphImportResult {
    /** Canonical source graph and diagnostics. */
    graph: IKHRInteractivityGraphModel;
    /** Executable FlowGraph serialization when lowering succeeded. */
    serializedFlowGraph?: ISerializedFlowGraph;
    /** Runtime FlowGraph when runtime construction was requested. */
    flowGraph?: FlowGraph;
    /** Coordinator that owns the runtime FlowGraph. */
    coordinator?: FlowGraphCoordinator;
    /** Additional lowering/runtime diagnostics. */
    diagnostics: IKHRInteractivityDiagnostic[];
}
/**
 * Completed KHR_interactivity import result associated with a loaded scene.
 */
export interface IKHRInteractivityImportResult {
    /** Stable zero-based identity of this interactivity asset among assets appended to the scene. */
    assetIndex: number;
    /** Canonical, lossless source document. */
    document: IKHRInteractivityDocument;
    /** Graph import results in source order. */
    graphs: IKHRInteractivityGraphImportResult[];
    /** Shared path converter required by pointer blocks. */
    pathConverter: CompositePathToObjectConverter<IObjectAccessor>;
    /** Live glTF loader data used by glTF data-provider blocks. */
    glTF: GLTFLoader["gltf"];
    /** Scene that owns the imported asset and its runtime object mappings, when retained by the importer. */
    scene?: Scene;
    /** Host resolver that supplies KHR reference semantics to executable graphs. */
    hostResolver: InteractivityHostResolver;
}
/**
 * Gets the completed KHR_interactivity import result for a loaded scene.
 * @param scene scene loaded from the glTF asset
 * @returns the import result, or undefined when the scene has no KHR_interactivity data
 */
export declare function GetKHRInteractivityImportResult(scene: Scene): IKHRInteractivityImportResult | undefined;
/**
 * Gets every completed KHR_interactivity import result appended to a loaded scene.
 * Results remain in asset load order and each result has a stable {@link IKHRInteractivityImportResult.assetIndex}.
 * @param scene scene containing the loaded glTF assets
 * @returns the scene's import results, or an empty array when it has no KHR_interactivity data
 */
export declare function GetKHRInteractivityImportResults(scene: Scene): readonly IKHRInteractivityImportResult[];
/**
 * Loader extension for KHR_interactivity
 */
export declare class KHR_interactivity implements IGLTFLoaderExtension {
    private _loader;
    /**
     * The name of this extension.
     */
    readonly name = "KHR_interactivity";
    /** Runs after extensions that contribute interactivity operations and object state. */
    readonly order = 200;
    /**
     * Defines whether this extension is enabled.
     */
    enabled: boolean;
    private _gltfPathConverter?;
    private _pathConverter?;
    /**
     * @internal
     * @param _loader
     */
    constructor(_loader: GLTFLoader);
    private _initializePathConverter;
    dispose(): void;
    onReady(): Promise<void>;
}
/**
 * @internal
 * populates the object model with the interactivity extension
 */
export declare function _AddInteractivityObjectModel(scene: Scene, targetFps: number, mapping: object): void;
/**
 * @internal
 * Registers KHR_interactivity runtime dependencies without changing the extension registry.
 */
export declare function _RegisterKHRInteractivityRuntime(): void;
/**
 * Registers the KHR_interactivity glTF loader extension.
 * Safe to call multiple times; only the first call has an effect.
 */
export declare function RegisterKHR_interactivity(): void;