import { ConwayGeometry } from "../../dependencies/conway-geom/index.js";
import { NativeVectorGeometryCollection, NativeVectorMaterial } from "./native_types.js";
import { WalkableScene } from "./scene.js";
export interface GeometryAggregatorOptions {
    /**
     * The maximum aggregate total geometry size that will be passed
     * through as a chunk (total allocation) on output. The aggregator
     * will break into chunks by size. Chunks will be output in material
     * order, but in the case where all the components in a particular
     * element don't fit in a chunk size, be broken up.
     *
     * Individual geometry components will not be broken below this size, but will effectively stand
     * alone.
     */
    maxGeometrySize?: number;
    outputSpaces?: boolean;
}
export interface GeometryChunk {
    offset: number;
    count: number;
}
export interface AggregatedNativeGeometry {
    geometry: NativeVectorGeometryCollection;
    materials: NativeVectorMaterial;
    chunks: GeometryChunk[];
}
/**
 * Aggregates scene geometry and then allows incremental batches
 * of geometry output to be fed to a convertor.
 */
export default class GeometryAggregator {
    private readonly wasmModule;
    readonly options: Readonly<GeometryAggregatorOptions>;
    private readonly materialGeometry;
    /**
     * Construct this with a wasm module.
     *
     * @param wasmModule The current wasm module.
     * @param options
     */
    constructor(wasmModule: ConwayGeometry, options: Readonly<GeometryAggregatorOptions>);
    /**
     * Add a scene to this aggregator's batch geometry.
     *
     * @param scene
     * @return {void}
     */
    append<SceneEntityType>(scene: WalkableScene<SceneEntityType>): void;
    /**
     * Aggregate this into a set of native/wasm objects to be passed to conway-geom,
     * and also partition the aggregate into chunks based on the max data size.
     *
     * @return {AggregatedNativeGeometry} The aggregated & chunked geometry.
     */
    aggregateNative(): AggregatedNativeGeometry;
}
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