import type { IASCIIEffectProps } from "./types";
import { Effect } from "postprocessing";
import { Texture } from "three";
export declare class ASCIIEffect extends Effect {
    state: Required<IASCIIEffectProps>;
    constructor({ font, characters, fontSize, cellSize, color, invert, }?: IASCIIEffectProps);
    private updateUniform;
    updateUniforms(): void;
    updateState(state: Partial<IASCIIEffectProps>): void;
    /** Draws the characters on a Canvas and returns a texture */
    createCharactersTexture(characters: string, font: string, fontSize: number): Texture;
}