import type Layer from '../../lib/layer';
export type DirectionalLightOptions = {
    id?: string;
    /** Light color, [r, g, b] in the 0-255 range
     * @default [255, 255, 255]
     */
    color?: number[];
    /** Light intensity, higher number is brighter
     * @default 1.0
     */
    intensity?: number;
    /** Light direction in the common space
     * @default [0.0, 0.0, -1.0]
     */
    direction?: number[];
    /** (Experimental) render shadows cast by this light
     * @default false
     */
    _shadow?: boolean;
};
export declare class DirectionalLight {
    id: string;
    color: number[];
    intensity: number;
    type: string;
    direction: number[];
    shadow: boolean;
    constructor(props?: DirectionalLightOptions);
    getProjectedLight(opts: {
        layer: Layer;
    }): DirectionalLight;
}
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