sig
val linear : float -> float
val quad_in : float -> float
val quad_out : float -> float
val quad_inOut : float -> float
val cubic_in : float -> float
val cubic_out : float -> float
val cubic_inOut : float -> float
val quart_in : float -> float
val quart_out : float -> float
val quart_inOut : float -> float
type ease =
[ `CubicIn
| `CubicInOut
| `CubicOut
| `Linear
| `QuadIn
| `QuadInOut
| `QuadOut
| `QuartIn
| `QuartInOut
| `QuartOut ]
val f : FEase.ease -> float -> float
type ease_func = float -> float
val get_func : FEase.ease -> FEase.ease_func
val to_string : FEase.ease -> string
val of_string : string -> FEase.ease
end