/**
 * stretches P before using it as an input for an SDF
 *
 * @remarks
 *
 * based on [https://iquilezles.org/articles/distfunctions/](https://iquilezles.org/articles/distfunctions/)
 */
import { BaseSDFGlNode } from './_BaseSDF';
import { NodeParamsConfig } from '../utils/params/ParamsConfig';
import { ShadersCollectionController } from './code/utils/ShadersCollectionController';
declare enum SDFExtrudeAxis {
    X = "X",
    Y = "Y",
    Z = "Z"
}
declare class SDFExtrudeGlParamsConfig extends NodeParamsConfig {
    position: import("../utils/params/ParamsConfig").ParamTemplate<import("../../index_all").ParamType.VECTOR3>;
    center: import("../utils/params/ParamsConfig").ParamTemplate<import("../../index_all").ParamType.VECTOR3>;
    height: import("../utils/params/ParamsConfig").ParamTemplate<import("../../index_all").ParamType.FLOAT>;
    d: import("../utils/params/ParamsConfig").ParamTemplate<import("../../index_all").ParamType.FLOAT>;
    axis: import("../utils/params/ParamsConfig").ParamTemplate<import("../../index_all").ParamType.INTEGER>;
}
export declare class SDFExtrudeGlNode extends BaseSDFGlNode<SDFExtrudeGlParamsConfig> {
    paramsConfig: SDFExtrudeGlParamsConfig;
    static type(): string;
    initializeNode(): void;
    setAxis(axis: SDFExtrudeAxis): void;
    setLines(shadersCollectionController: ShadersCollectionController): void;
    private _functionName;
}
export {};