import { Entity } from './entity.js';
import { Vec3 } from '@quake2ts/shared';
export declare class SpatialGrid {
    private cellSize;
    private cells;
    private entityCells;
    constructor(cellSize?: number);
    private getCellRange;
    insert(entity: Entity): void;
    remove(entity: Entity): void;
    update(entity: Entity): void;
    query(mins: Vec3, maxs: Vec3): Entity[];
    clear(): void;
}
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