非常精确的计时程序!利用WINDOWS提供的API精确计时,精度为毫秒.-Very precise timing procedures! Use the API provided WINDOWS precision timing, accuracy of milliseconds.

基于Windows MFC的高精度计时代码，方便需要精确计时的朋友。CTimer-Using QueryPerformanceFrequency and QueryPerformanceCounter to perform high timing precision on windows platform.