/**
 * @volumetric_clouds Trait — Raymarched Volumetric Cloud Layer
 *
 * Renders a sky dome of volumetric clouds using ray-marching with
 * Beer-Lambert absorption and Henyey-Greenstein phase function.
 * Reads wind/cloud_density/cloud_altitude from @weather blackboard.
 *
 * @module traits
 */
import type { TraitHandler } from '@holoscript/core';
interface VolumetricCloudsConfig {
    /** Cloud layer altitude in world units (default: 500) */
    altitude: number;
    /** Cloud layer thickness (default: 200) */
    thickness: number;
    /** Base cloud density (default: 0.04) */
    absorption_coeff: number;
    /** Scattering coefficient (default: 0.06) */
    scattering_coeff: number;
    /** Henyey-Greenstein phase asymmetry (default: 0.3, forward scattering) */
    phase_g: number;
    /** Max ray-march steps (default: 64) */
    max_steps: number;
    /** Wind influence scale (default: 1.0) */
    wind_scale: number;
    /** Cloud coverage 0-1 (default: 0.5, overridden by @weather) */
    coverage: number;
    /** Whether to read from @weather blackboard (default: true) */
    use_weather: boolean;
}
export declare const volumetricCloudsHandler: TraitHandler<VolumetricCloudsConfig>;
export {};
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