def cos_with(self, direction): """ Return the cosinus of self with direction """ cos = direction.dot(self) / (direction.magnitude() * self.magnitude()) return trignometric_clamp(cos)
def sin_with(self, direction): """ Return the sinus of self with other """ # turn from direction to self sin = direction.cross(self) / (direction.magnitude() * self.magnitude()) return trignometric_clamp(sin)