import { transformPosition } from '../../utilities/transformations';

export interface ComponentProps {
    /**
     * Position of the light source
     *
     * Accepts `{ x, y }` objects with values from 0 to 1, or CSS positions like `top center`.
     * @default {"x":0.3,"y":0.3}
     */
    lightPosition: Parameters<typeof transformPosition>[0];
    /**
     * Master brightness of the entire lens flare effect
     *
     * @default 0.5
     */
    intensity: number;
    /**
     * Brightness of internal reflection ghost discs along the flare axis
     *
     * @default 0.4
     */
    ghostIntensity: number;
    /**
     * Spacing between ghost reflections along the flare axis
     *
     * Accepts a number between 0.1 and 2.
     * @default 0.7
     */
    ghostSpread: number;
    /**
     * Rainbow chromatic fringing around ghost element edges
     *
     * @default 0.3
     */
    ghostChroma: number;
    /**
     * Brightness of the circular halo ring from internal reflection
     *
     * @default 0.4
     */
    haloIntensity: number;
    /**
     * Radius of the halo ring
     *
     * Accepts a number between 0.1 and 1.
     * @default 0.6
     */
    haloRadius: number;
    /**
     * Spectral dispersion on the halo creating rainbow color separation
     *
     * @default 0.6
     */
    haloChroma: number;
    /**
     * Thickness and softness of the halo ring
     *
     * @default 0.8
     */
    haloSoftness: number;
    /**
     * Brightness of diffraction spikes radiating from the light source
     *
     * @default 0.3
     */
    starburstIntensity: number;
    /**
     * Number of starburst spikes (simulates aperture blade count)
     *
     * @default 6
     */
    starburstPoints: number;
    /**
     * Brightness of horizontal anamorphic light streak
     *
     * @default 0.15
     */
    streakIntensity: number;
    /**
     * Horizontal extent of the anamorphic streak
     *
     * @default 0.5
     */
    streakLength: number;
    /**
     * Soft veiling glare that washes out contrast around the light
     *
     * @default 0.2
     */
    glareIntensity: number;
    /**
     * Size of the soft glare glow
     *
     * @default 0.5
     */
    glareSize: number;
    /**
     * How much the flare fades when the light source is near the screen edge (0 = no fade, 1 = heavy fade)
     *
     * @default 0.2
     */
    edgeFade: number;
    /**
     * Speed of subtle flare shimmer and starburst rotation
     *
     * Accepts a number between 0 and 3.
     * @default 0.5
     */
    speed: number;
}
export declare const componentDefinition: import('../../gpu/porters').GpuShaderDefinition<ComponentProps>;
export default componentDefinition;
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