import type { TSLFloatInput, TSLFloatNode, TSLFunction, TSLIntegerInput, TSLTextureInput, TSLVec2Node, TSLVec3Node } from '../types/tsl.cjs';
export type ParallaxHeightSampler = (coordinate: TSLVec2Node, dx: TSLVec2Node, dy: TSLVec2Node) => TSLFloatNode;
export type ParallaxOcclusionArguments = [
    v_uv: TSLVec2Node,
    dispTex: TSLTextureInput,
    parallaxScale?: TSLFloatInput,
    blueNoiseTex?: TSLTextureInput | null,
    minSamples?: TSLIntegerInput,
    maxSamples?: TSLIntegerInput,
    refineSteps?: TSLIntegerInput,
    edgeMargin?: TSLFloatInput
];
export type ParallaxSamplerArguments = [
    v_uv: TSLVec2Node,
    parallaxScale?: TSLFloatInput,
    blueNoiseTex?: TSLTextureInput | null,
    minSamples?: TSLIntegerInput,
    maxSamples?: TSLIntegerInput,
    refineSteps?: TSLIntegerInput,
    edgeMargin?: TSLFloatInput
];
/**
 * Builds adaptive parallax-occlusion mapping from a height texture and returns displaced UVs
 * plus a depth offset. Optional blue-noise jitter reduces ray-march banding.
 */
declare const parallaxOcclusion: TSLFunction<ParallaxOcclusionArguments, TSLVec3Node>;
/**
 * Build the same parallax-occlusion raymarch around an arbitrary height sampler. This lets
 * multi-frame/array sources reuse the POM implementation instead of pretending one texture
 * is the whole depth signal.
 *
 * @param {ParallaxHeightSampler} sampleHeight
 * @return {import('../types/tsl.js').TSLFunction<[v_uv: import('../types/tsl.js').TSLVec2Node, parallaxScale?: import('../types/tsl.js').TSLFloatInput, blueNoiseTex?: import('../types/tsl.js').TSLTextureInput|null, minSamples?: import('../types/tsl.js').TSLIntegerInput, maxSamples?: import('../types/tsl.js').TSLIntegerInput, refineSteps?: import('../types/tsl.js').TSLIntegerInput, edgeMargin?: import('../types/tsl.js').TSLFloatInput], import('../types/tsl.js').TSLVec3Node>} TSL function `(uv, scale, blueNoise, minSamples, maxSamples, refine, edge)`.
 */
export declare function parallaxOcclusionFromSampler(sampleHeight: ParallaxHeightSampler): TSLFunction<ParallaxSamplerArguments, TSLVec3Node>;
export { parallaxOcclusion };