src/wgl/rtotex/fps_counter.h

   1 //////////////////////////////////////////////////////////////////////////////////////////
   2 //      FPS_COUNTER.h
   3 //      class to calculate frames per second
   4 //      Downloaded from: www.paulsprojects.net
   5 //      Created:        20th July 2002
   6 //
   7 //      Copyright (c) 2006, Paul Baker
   8 //      Distributed under the New BSD Licence. (See accompanying file License.txt or copy at
   9 //      http://www.paulsprojects.net/NewBSDLicense.txt)
  10 //////////////////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef FPS_COUNTER_H
  13 #define FPS_COUNTER_H
  14
  15 class FPS_COUNTER
  16 {
  17 public:
  18         void Update(void);                                                                      //updates counter - call once per frame
  19         void Shutdown(void);                                                            //send max, min, average to log
  20         float GetFps(void)      {               return fps;             }
  21
  22         FPS_COUNTER() : fps(0.0f), lastTime(0.0f), frames(0L), time(0.0f)
  23         {}
  24         ~FPS_COUNTER()  {}
  25
  26 protected:
  27         float fps;
  28
  29         float lastTime;
  30         long frames;
  31         float time;
  32 };
  33
  34 #endif  //FPS_COUNTER_H