export declare const EXPLODED_GAP = 5;
/**
 * The Y a level settles at under the given presentation mode — its stacked
 * elevation plus the exploded gap. Analytic (scene store + mode), never a
 * mesh read: a level created this frame has its Object3D at y=0 until
 * LevelSystem lerps it, and a mode switch leaves meshes mid-lerp — camera
 * code framing a level must aim at the destination, not the moving target.
 */
export declare function getLevelPresentationY(levelId: string, nodes: Record<string, unknown>, levelMode: 'stacked' | 'exploded' | 'solo' | 'manual'): number;
/**
 * Instantly snaps all level Objects3D to their true stacked Y positions
 * (ignores levelMode — always uses stacked, no exploded gap).
 *
 * Returns a restore function that reverts each level's Y to what it was
 * before the snap, so lerp animations in LevelSystem can continue undisturbed.
 *
 * Usage:
 *   const restore = snapLevelsToTruePositions()
 *   renderer.render(scene, camera)
 *   restore()
 */
export declare function snapLevelsToTruePositions(): () => void;
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