import type { Camera, Node } from 'three/webgpu';
/** Options for {@link createSsr}. */
export interface SsrOptions {
    maxDistance?: number;
    thickness?: number;
    opacity?: number;
    quality?: number;
    blurQuality?: number;
    resolutionScale?: number;
}
/** Wrap an SSRNode that ray-marches the depth buffer for glossy screen-space reflections. The scene pass needs an MRT exposing normal + packed metalness/roughness. @remarks Requires the WebGPU renderer (three/webgpu) and ships via the 'threejs-scenes/webgpu' entry point. */
export declare function createSsr(colorNode: Node, depthNode: Node, normalNode: Node, metalness: Node, roughness: Node, camera: Camera, options?: SsrOptions): import("three/addons/tsl/display/SSRNode.js").default;
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