export interface LodBand {
    maxDistance: number;
    interval: number;
}
export interface LodSchedulerConfig {
    bands: readonly LodBand[];
    beyondInterval?: number | null;
    stagger?: boolean;
}
/** Plain JSON state of a {@link LodScheduler}: each id's accumulated seconds. */
export interface LodSchedulerState {
    buckets: Record<string, number>;
}
export interface LodScheduler {
    bandIndex(distance: number): number;
    step(id: string, distance: number, dtSeconds: number): number;
    remove(id: string): void;
    clear(): void;
    size(): number;
    snapshot(): LodSchedulerState;
    restore(next: LodSchedulerState): void;
}
export declare function createLodScheduler(config: LodSchedulerConfig): LodScheduler;