extends Node

func lerp_toward(current, target, speed: float, delta: float):
	return current + (target - current) * (1.0 - exp(-speed * delta))

func lerp_toward_angle(current: float, target: float, speed: float, delta: float) -> float:
	var difference = wrapf(target - current, -PI, PI)
	return current + difference * (1.0 - exp(-speed * delta))

func move_toward_angle(from : float, to: float, delta : float):
	var ans = fposmod(to - from, TAU)
	if ans > PI: ans -= TAU
	return from + ans * delta