import { ChildType } from "..";
import { Value } from "../Elements/Value";
import { Element } from "../generic";
export declare class CustomViewportFrame<C extends ChildType = {}> extends Element<ViewportFrame, C> {
    private camera;
    private worldModel;
    constructor(element: ViewportFrame, childs: C);
    addCamera(): void;
    setCameraCFrame(cf: CFrame): void;
    render(instance: BasePart | Model): void;
    clearRenderItems(checker: (x: BasePart | Model) => boolean): void;
    getCameraCFrame(): CFrame | undefined;
    bindToValue(value: Value<unknown>): void;
}