import type { Scene } from "@babylonjs/core/scene";
import type { ILogger } from "../Parser/ILogger";
import type { IPmxReaderConstructor } from "../Parser/IPmxReaderConstructor";
/**
 * BPMX converter
 */
export declare class BpmxConverter implements ILogger {
    /**
     * The threshold of material alpha to use transparency mode. (default: 195)
     *
     * lower value is more likely to use transparency mode. (0 - 255)
     */
    alphaThreshold: number;
    /**
     * The threshold of transparency mode to use alpha blend. (default: 100)
     *
     * lower value is more likely to use alpha test mode. otherwise use alpha blemd mode
     */
    alphaBlendThreshold: number;
    /**
     * Whether to use alpha evaluation (default: true)
     *
     * If true, evaluate the alpha of the texture to automatically determine the blending method of the material
     *
     * This automatic blend mode decision is not perfect and is quite costly
     *
     * For load time optimization, it is recommended to turn off this feature and set the blending mode for the material manually
     */
    useAlphaEvaluation: boolean;
    /**
     * The canvas resolution to evaluate alpha (default: 512)
     *
     * Resolution of the render canvas used to evaluate alpha internally
     *
     * The higher the resolution, the higher the accuracy and the longer the load time
     */
    alphaEvaluationResolution: number;
    private _loggingEnabled;
    /** @internal */
    log: (message: string) => void;
    /** @internal */
    warn: (message: string) => void;
    /** @internal */
    error: (message: string) => void;
    /**
     * Create a BPMX converter
     */
    constructor();
    /**
     * Convert PMX to BPMX
     * @param scene Scene
     * @param reader PMX reader static class (PmxReader or PmdReader)
     * @param urlOrFileName if files is undefined, urlOrFileName is url of PMX file. if files is defined, urlOrFileName is file name of PMX file.
     * @param files Dependency files of PMX file (textures, sphere textures, toon textures)
     * @param overrideMaterialTransparency Override alpha evaluation result function
     * @returns BPMX data as ArrayBuffer
     * @throws {Error} if PMX file not found
     */
    convert(scene: Scene, reader: IPmxReaderConstructor, urlOrFileName: string, files?: File[], overrideMaterialTransparency?: (materialsName: readonly string[], textureAlphaEvaluateResults: number[]) => void): Promise<ArrayBuffer>;
    /**
     * Enable or disable debug logging (default: false)
     */
    get loggingEnabled(): boolean;
    set loggingEnabled(value: boolean);
    private _logEnabled;
    private _logDisabled;
    private _warnEnabled;
    private _warnDisabled;
    private _errorEnabled;
    private _errorDisabled;
}