import { CompositorFrame } from './compositor-context';
import { ContainerLayer } from './layer';
export type LayerTreeOptions = {
    rootLayer: ContainerLayer;
};
export declare class LayerTree {
    readonly rootLayer: ContainerLayer;
    constructor({ rootLayer, }: LayerTreeOptions);
    preroll(frame: CompositorFrame): void;
    paint(frame: CompositorFrame): void;
}