import { NodeBuilder } from 'three/webgpu';
import { Node } from '@takram/three-geospatial/webgpu';
import { AtmosphereParameters } from './AtmosphereParameters';
import { Angle, Dimensionless, DimensionlessSpectrum, InverseLength, IrradianceSpectrum, Length, ScatteringSpectrum } from './dimensional';
export interface DensityProfileLayerNodes {
    width: Node<Length>;
    expTerm: Node<Dimensionless>;
    expScale: Node<InverseLength>;
    linearTerm: Node<InverseLength>;
    constantTerm: Node<Dimensionless>;
}
export interface DensityProfileNodes {
    layers: [DensityProfileLayerNodes, DensityProfileLayerNodes];
}
export declare class AtmosphereContextBase {
    readonly parameters: AtmosphereParameters;
    worldToUnit: Node<Dimensionless>;
    solarIrradiance: Node<IrradianceSpectrum>;
    sunAngularRadius: Node<Angle>;
    bottomRadius: Node<Length>;
    topRadius: Node<Length>;
    rayleighDensity: DensityProfileNodes;
    rayleighScattering: Node<ScatteringSpectrum>;
    mieDensity: DensityProfileNodes;
    mieScattering: Node<ScatteringSpectrum>;
    mieExtinction: Node<ScatteringSpectrum>;
    miePhaseFunctionG: Node<Dimensionless>;
    absorptionDensity: DensityProfileNodes;
    absorptionExtinction: Node<ScatteringSpectrum>;
    groundAlbedo: Node<DimensionlessSpectrum>;
    minCosSun: Node<Dimensionless>;
    sunRadianceToLuminance: Node<DimensionlessSpectrum>;
    skyRadianceToLuminance: Node<DimensionlessSpectrum>;
    luminanceScale: Node<Dimensionless>;
    constructor(parameters?: AtmosphereParameters);
    dispose(): void;
}
export declare function getAtmosphereContextBase(builder: NodeBuilder): AtmosphereContextBase;