korlibs-math/korlibs.math.interpolation/cubic

cubic

fun Easing.Companion.cubic(x1: Float, y1: Float, x2: Float, y2: Float, name: String? = null): Easing

fun Easing.Companion.cubic(x1: Double, y1: Double, x2: Double, y2: Double, name: String? = null): Easing