import { MeshPhongMaterial, WebGLRenderTarget, Texture } from 'three';
export declare const DEFAULT_UV_LIGHT_MAP_ATTRIB_NAME = "uvLightMap";
export interface LightMapMaterial extends MeshPhongMaterial {
    uniforms: {
        previousLightMap: {
            value: Texture | null;
        };
        lightMapMult: {
            value: number;
        };
    };
}
export interface LightMapMatOptions {
    lightMap: WebGLRenderTarget;
}
export declare function setLightMapMaterial(mat: LightMapMaterial, options: LightMapMatOptions): void;
export declare function createLightMapMaterial(): LightMapMaterial;