// // timing.h // IntroOpenGL // // Created by Ilya Rimchikov on 03/05/14. // Copyright (c) 2014 IntroOpenGL. All rights reserved. // typedef enum { Default=0, EaseIn=1, EaseOut=2, EaseInEaseOut=3, Linear=4, Sin=5, TIMING_NUM } timing_type; float timing(float x, timing_type type);