HenryWang

摘要： 1，计算使用多长时间tick精度：LARGE_INTEGER frequency; // ticks per secondLARGE_INTEGER t1, t2; // ticksdouble elapsedTime;// get ticks per secondQueryPerformanceFrequency(&frequency);// start timerQueryPerformanceCounter(&t1);// do something...// stop timerQueryPerformanceCounter(&t2);// comput... 阅读全文