import { Camera } from "../camera/Camera";
import { Framebuffer } from "../webgl/Framebuffer";
import { Entity } from "../entity/Entity";
import { Vec3 } from "../math/Vec3";
import { CameraFrameComposer } from "./CameraFrameComposer";
export type FrameHandlerFunc = (frameHandler: CameraFrameHandler) => void;
export interface ICameraFrameHadler {
    camera: Camera;
    frameBuffer: Framebuffer;
    frameHandler: FrameHandlerFunc;
    showFrustum?: boolean;
}
export declare class CameraFrameHandler {
    readonly camera: Camera;
    readonly frameBuffer: Framebuffer;
    frameHandler: FrameHandlerFunc | null;
    protected _composer: CameraFrameComposer | null;
    protected _composerIndex: number;
    readonly cameraEntity: Entity;
    showFrustum: boolean;
    constructor(params: ICameraFrameHadler);
    get frustumScale(): Vec3;
    addTo(composer: CameraFrameComposer): void;
    remove(): void;
    frame(): void;
}