export default heightMap2NormalMap;
/**
 *
 * @param {WebGLRenderer} renderer
 * @param {Sampler2D} sampler
 * @returns {Sampler2D}
 */
declare function heightMap2NormalMap(renderer: WebGLRenderer, sampler: Sampler2D): Sampler2D;
import { Sampler2D } from '../../graphics/texture/sampler/Sampler2D.js';
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