import type { Nullable } from "../types";
import type { Camera } from "../Cameras/camera";
import type { PostProcessOptions } from "./postProcess";
import { PostProcess } from "./postProcess";
import { AbstractEngine } from "../Engines/abstractEngine";
import "../Shaders/pass.fragment";
import "../Shaders/passCube.fragment";
import type { Scene } from "../scene";
/**
 * PassPostProcess which produces an output the same as it's input
 */
export declare class PassPostProcess extends PostProcess {
    /**
     * Gets a string identifying the name of the class
     * @returns "PassPostProcess" string
     */
    getClassName(): string;
    /**
     * Creates the PassPostProcess
     * @param name The name of the effect.
     * @param options The required width/height ratio to downsize to before computing the render pass.
     * @param camera The camera to apply the render pass to.
     * @param samplingMode The sampling mode to be used when computing the pass. (default: 0)
     * @param engine The engine which the post process will be applied. (default: current engine)
     * @param reusable If the post process can be reused on the same frame. (default: false)
     * @param textureType The type of texture to be used when performing the post processing.
     * @param blockCompilation If compilation of the shader should not be done in the constructor. The updateEffect method can be used to compile the shader at a later time. (default: false)
     */
    constructor(name: string, options: number | PostProcessOptions, camera?: Nullable<Camera>, samplingMode?: number, engine?: AbstractEngine, reusable?: boolean, textureType?: number, blockCompilation?: boolean);
    /**
     * @internal
     */
    static _Parse(parsedPostProcess: any, targetCamera: Camera, scene: Scene, rootUrl: string): PassPostProcess;
}
/**
 * PassCubePostProcess which produces an output the same as it's input (which must be a cube texture)
 */
export declare class PassCubePostProcess extends PostProcess {
    private _face;
    /**
     * Gets or sets the cube face to display.
     *  * 0 is +X
     *  * 1 is -X
     *  * 2 is +Y
     *  * 3 is -Y
     *  * 4 is +Z
     *  * 5 is -Z
     */
    get face(): number;
    set face(value: number);
    /**
     * Gets a string identifying the name of the class
     * @returns "PassCubePostProcess" string
     */
    getClassName(): string;
    /**
     * Creates the PassCubePostProcess
     * @param name The name of the effect.
     * @param options The required width/height ratio to downsize to before computing the render pass.
     * @param camera The camera to apply the render pass to.
     * @param samplingMode The sampling mode to be used when computing the pass. (default: 0)
     * @param engine The engine which the post process will be applied. (default: current engine)
     * @param reusable If the post process can be reused on the same frame. (default: false)
     * @param textureType The type of texture to be used when performing the post processing.
     * @param blockCompilation If compilation of the shader should not be done in the constructor. The updateEffect method can be used to compile the shader at a later time. (default: false)
     */
    constructor(name: string, options: number | PostProcessOptions, camera?: Nullable<Camera>, samplingMode?: number, engine?: AbstractEngine, reusable?: boolean, textureType?: number, blockCompilation?: boolean);
    /**
     * @internal
     */
    static _Parse(parsedPostProcess: any, targetCamera: Camera, scene: Scene, rootUrl: string): PassCubePostProcess;
}