import { type ArrayNumber3, type TgdBoundingBox, type TgdCamera, TgdVec3 } from "@tolokoban/tgd";
export declare const FRAME_MARGIN = 1.1;
export interface DepthRange {
    near: number;
    far: number;
}
export declare function depthRangeCovering(scene: Readonly<TgdBoundingBox>, position: Readonly<TgdVec3>, distance: number): DepthRange;
export declare function widenDepthRange(camera: TgdCamera, { near, far }: DepthRange): void;
export declare function extentAlong(size: Readonly<ArrayNumber3>, axis: Readonly<TgdVec3>): number;
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