import { Model } from "../core/model.js";
import { ProgressCallback } from "../core/progress.js";
import { ModelInfo } from "../core/progress_log.js";
import { Scene } from "../core/scene.js";
/**
 * Options threading the progress/yield contract (issue #301) through a load.
 */
export interface ModelLoadOptions {
    /**
     * Structured, throttled progress events across the load phases
     * (headerParse / dataParse / geometry) — see core/progress.ts.
     */
    onProgress?: ProgressCallback;
    /**
     * When true, the parse and geometry loops periodically await a macrotask
     * so browsers can repaint between progress events and the tab is not
     * flagged as stalled. Costs a few % wall clock; off by default.
     */
    yieldToEventLoop?: boolean;
    /** Minimum ms between progress events (default in core/progress.ts). */
    progressIntervalMs?: number;
    /**
     * Fired once, right after the STEP header parses — before the full file
     * parse — with everything the header reveals, so callers can print the
     * model line as early as possible (issue #301 follow-up, log line 3).
     */
    onModelInfo?: (info: ModelInfo) => void;
}
/**
 * Static class for loading a model from a Uint 8 array...
 *
 * note this is only the initial model parse, no geometry extraction has been performed.
 */
export declare class ConwayModelLoader {
    /**
     * Load a model using the format detector
     *
     * @param data The buffer to load from.
     * @param limitCSGDepth Whether to limit CSG depth during geometry extraction.
     * @param maximumCSGDepth The maximum CSG depth allowed during geometry extraction.
     * @param modelID The model id to use for statistics (or 0 if none is provided)
     * @param options Optional progress/yield options for the load.
     * @return {Promise<[Model, Scene]>} A promise to return the loaded model and scene.
     */
    static loadModelWithScene(data: Uint8Array, limitCSGDepth?: boolean, maximumCSGDepth?: number, modelID?: number, options?: ModelLoadOptions): Promise<[
        Model,
        Scene
    ]>;
}
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