import { Constructor } from '../../types/GlobalTypes';
import { Group, Mesh, Color, Vector2, DirectionalLight } from 'three';
import { DefaultOperationParams } from '../operations/_Base';
export interface DirectionalLightParams extends DefaultOperationParams {
    color: Color;
    intensity: number;
    distance: number;
    showHelper: boolean;
    name: string;
    castShadow: boolean;
    shadowAutoUpdate: boolean;
    shadowUpdateOnNextRender: boolean;
    shadowRes: Vector2;
    shadowSize: Vector2;
    shadowBias: number;
    shadowRadius: number;
    raymarchingPenumbra: number;
    raymarchingShadowBiasAngle: number;
    raymarchingShadowBiasDistance: number;
}
export declare const DEFAULT_DIRECTIONAL_LIGHT_PARAMS: DirectionalLightParams;
export declare function DirectionalLightParamConfig<TBase extends Constructor>(Base: TBase): {
    new (...args: any[]): {
        light: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.FOLDER>;
        /** @param light color */
        color: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.COLOR>;
        /** @param light intensity */
        intensity: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.FLOAT>;
        /** @param light distance */
        distance: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.FLOAT>;
        /** @param toggle to show helper */
        showHelper: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.BOOLEAN>;
        /** @param light name */
        name: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.STRING>;
        shadow: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.FOLDER>;
        /** @param toggle on to cast shadows */
        castShadow: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.BOOLEAN>;
        /** @param toggle off if the shadows do not need to be regenerated */
        shadowAutoUpdate: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.BOOLEAN>;
        /** @param press button to update the shadows on next render */
        shadowUpdateOnNextRender: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.BOOLEAN>;
        /** @param shadow resolution */
        shadowRes: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.VECTOR2>;
        /** @param shadow size */
        shadowSize: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.VECTOR2>;
        /** @param shadow bias */
        shadowBias: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.FLOAT>;
        /** @param shadows radius. This only has effect when setting the ROP/WebGLRenderer's shadowMapType to VSM */
        shadowRadius: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.FLOAT>;
        /** @param display shadow on a plane behind the light */
        raymarching: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.FOLDER>;
        /** @param this affects the shadows cast inside raymarchingBuilder materials */
        raymarchingPenumbra: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.FLOAT>;
        /** @param shadow bias */
        raymarchingShadowBiasAngle: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.FLOAT>;
        /** @param shadow bias */
        raymarchingShadowBiasDistance: import("../../engine/nodes/utils/params/ParamsConfig").ParamTemplate<import("../../engine/index_all").ParamType.FLOAT>;
    };
} & TBase;
export interface DirectionalLightContainerParams {
    showHelper: boolean;
}
export declare class DirectionalLightContainer extends Group {
    readonly nodeName: string;
    private _light;
    private _target;
    showHelper: boolean;
    matrixAutoUpdate: boolean;
    constructor(options: DirectionalLightContainerParams, nodeName: string);
    light(): DirectionalLight;
    copy(source: this, recursive?: boolean): this;
    clone(recursive?: boolean): this;
    updateHelper(): void;
    private __helper__;
}
export declare class CoreDirectionalLightHelper {
    container: DirectionalLightContainer;
    object: Mesh;
    private _lineMaterial;
    private _cameraHelper;
    private _square;
    constructor(container: DirectionalLightContainer);
    createAndBuildObject(): void;
    buildHelper(): void;
    update(): void;
}