import type { MeshStandardMaterial } from "three";
import { MeshPhysicalMaterial } from "three";
export interface StandardToPhysicalConverterOptions {
    preserveName: boolean;
    copyUserData: boolean;
    disposeOriginal: boolean;
    clearcoat: number;
    clearcoatRoughness: number;
    sheen: number;
    transmission: number;
    ior: number;
}
export declare class StandardToPhysicalConverter {
    static convert(material: MeshStandardMaterial, options?: Partial<StandardToPhysicalConverterOptions>): MeshPhysicalMaterial;
    private static copyBasicProperties;
    private static copyStandardProperties;
    private static convertTextureMaps;
    private static convertTransparencyProperties;
    private static applyPhysicalProperties;
}