The basic function for easing. @param t the time (either frames or in seconds/milliseconds) @param b the beginning value @param c the value changed @

Returns the amplitude. @return the amplitude for this easing

Returns the overshoot for this easing. @return this easing's overshoot

Returns the period. @return the period for this easing

Creates a new Back instance with the default overshoot (1.70158).

Creates a new Elastic easing with the specified settings. @param amplitude the amplitude for the elastic function @param period the period for the

Sets the amplitude to the given value. @param amplitude the new amplitude

Sets the overshoot to the given value. @param overshoot the new overshoot

Sets the period to the given value. @param period the new period