fps.cpp

来自「本程序是表现一个草地在天空飞行的情景本程序是系列程序的第五步。」· C++ 代码 · 共 38 行

#include "FPS.h"

FPS_CLASS::FPS_CLASS()
{
   t1 = 0;
   tx = 0;
   t2 = timeGetTime();
   FPS = 0;
   tFPS = 0;
   Interval = 0.0f;
}

void FPS_CLASS::StartMath(int time)
{
   Ttime = time;
   MathTime = true;
}

DWORD FPS_CLASS::GetFps()
{
   t2 = timeGetTime();
   T2 = t2;

   if ((t2 - t1)/1000 > 1)
   {
       t1 = t2;
       FPS = tFPS;
	   tFPS = 0;
   }else
   {
	   tFPS++;
   }

   ultoa(FPS,fpsString,10);

   return FPS;
}