/**
 * A shader effect that offsets the RGB color channels to create a
 * chromatic aberration (color fringe) effect. Commonly used for
 * impact feedback, glitch effects, or damage indicators.
 * @category Effects
 * @see {@link Renderable.shader} for usage
 * @example
 * // subtle chromatic aberration
 * mySprite.shader = new ChromaticAberrationEffect(renderer, { offset: 2.0 });
 * @example
 * // strong glitch effect
 * mySprite.shader = new ChromaticAberrationEffect(renderer, { offset: 5.0 });
 */
export default class ChromaticAberrationEffect extends ShaderEffect {
    /**
     * @param {import("../webgl_renderer.js").default} renderer - the current renderer instance
     * @param {object} [options] - effect options
     * @param {number} [options.offset=3.0] - channel offset in texels
     * @param {number[]} [options.textureSize=[256, 256]] - texture dimensions [width, height]
     */
    constructor(renderer: import("../webgl_renderer.js").default, options?: {
        offset?: number | undefined;
        textureSize?: number[] | undefined;
    });
    offset: number;
    /**
     * set the channel offset
     * @param {number} offset - offset in texels
     */
    setOffset(offset: number): void;
    /**
     * set the texture size
     * @param {number} width - texture width in pixels
     * @param {number} height - texture height in pixels
     */
    setTextureSize(width: number, height: number): void;
}
import ShaderEffect from "../shadereffect.js";
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