export type MovementPose = "standing" | "crouch" | "prone" | "running";
export type AimMode = "hip" | "ads";
export interface PoseHitbox {
    height: number;
    eyeHeight: number;
    speedMultiplier: number;
}
export declare const POSE_HITBOX: Record<MovementPose, PoseHitbox>;
export interface PoseAllowedStates {
    poses?: readonly MovementPose[];
    aim?: readonly AimMode[];
}
export interface PoseRejection {
    reason: string;
}
export interface PoseSnapshot {
    poses: Record<string, MovementPose>;
    aims: Record<string, AimMode>;
}
export interface PoseState {
    getPose(instanceId: string): MovementPose;
    setPose(instanceId: string, pose: MovementPose): PoseRejection | null;
    getAim(instanceId: string): AimMode;
    setAim(instanceId: string, mode: AimMode): PoseRejection | null;
    clear(instanceId: string): void;
    /** Snapshot every entity's pose and aim for a whole-world save. */
    snapshotAll(): PoseSnapshot;
    /** Restore every entity's pose and aim from a {@link snapshotAll} payload. */
    hydrateAll(state: PoseSnapshot): void;
}
/** Restore one owned pose on synchronous failure; external implementations retain their semantic setter policy. @internal */
export declare function withPoseRollback<T>(state: PoseState, instanceId: string, operation: () => T): T;
/**
 * Stance/pose transitions — stand, crouch, prone — that change the hitbox and movement.
 *
 * @capability crouch-prone stance/pose transitions that change the hitbox
 */
export declare function createPoseState(resolveAllowed: (instanceId: string) => PoseAllowedStates | null | undefined): PoseState;