/**
 * Mirrors the Quake II rerelease `water_level_t` enumeration from `game.h`
 * (lines 443-449). These numeric values are relied upon throughout the
 * movement code when checking how submerged a player is, so we keep the same
 * ordering to make future porting work straightforward.
 */
export declare enum WaterLevel {
    None = 0,
    Feet = 1,
    Waist = 2,
    Under = 3
}
/**
 * Utility that matches the common rerelease checks that treat any level at or
 * above the `WATER_WAIST` constant as "significantly submerged" for friction
 * and current calculations.
 */
export declare function isAtLeastWaistDeep(level: WaterLevel): boolean;
/**
 * Returns true when the player is considered underwater (the `WATER_UNDER`
 * case in the rerelease). This mirrors the places in `p_move.cpp` that gate
 * effects such as breath timers and screen warping.
 */
export declare function isUnderwater(level: WaterLevel): boolean;
/**
 * Matches the Quake II rerelease `pmflags_t` bit layout from `game.h` so the
 * shared helpers can manipulate the same flag words as the authoritative game
 * and the client prediction layer.
 */
export declare const enum PmFlag {
    Ducked = 1,
    JumpHeld = 2,
    OnGround = 4,
    TimeWaterJump = 8,
    TimeLand = 16,
    TimeTeleport = 32,
    NoPositionalPrediction = 64,
    OnLadder = 128,
    NoAngularPrediction = 256,
    IgnorePlayerCollision = 512,
    TimeTrick = 1024
}
export type PmFlags = number;
export declare function hasPmFlag(flags: PmFlags, flag: PmFlag): boolean;
export declare function addPmFlag(flags: PmFlags, flag: PmFlag): PmFlags;
export declare function removePmFlag(flags: PmFlags, flag: PmFlag): PmFlags;
/**
 * Player movement types mirrored from the rerelease `pmtype_t` enumeration.
 * The exact numeric values matter when syncing pmove state across the network
 * so we keep the same order as the C++ definition.
 */
export declare enum PmType {
    Normal = 0,
    Grapple = 1,
    NoClip = 2,
    Spectator = 3,
    Dead = 4,
    Gib = 5,
    Freeze = 6
}
/**
 * Bitmask constants for the `buttons` field on the Quake II player command
 * structure. These mirror the rerelease `BUTTON_*` definitions so logic such as
 * jump/crouch checks can be shared between the server and client.
 */
export declare const enum PlayerButton {
    None = 0,
    Attack = 1,
    Use = 2,
    Holster = 4,
    Jump = 8,
    Crouch = 16,
    Attack2 = 32,
    Any = 128
}
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