src/wgl/rtotex/timer.cpp

   1 //////////////////////////////////////////////////////////////////////////////////////////
   2 //      TIMER.cpp
   3 //      functions for timer
   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 #include "timer.h"
  12
  13 void TIMER::Reset()
  14 {
  15         startTime=(double)timeGetTime();
  16 }
  17
  18 double TIMER::GetTime()
  19 {
  20         if(isPaused)
  21                 return pauseTime-startTime;
  22         else
  23                 return ((double)timeGetTime())-startTime;
  24 }
  25
  26 void TIMER::Pause()
  27 {
  28         if(isPaused)
  29                 return;         //only pause if unpaused
  30
  31         isPaused=true;
  32         pauseTime=(double)timeGetTime();
  33 }
  34
  35 void TIMER::Unpause()
  36 {
  37         if(!isPaused)
  38                 return;         //only unpause if paused
  39
  40         isPaused=false;
  41         startTime+=((double)timeGetTime()-pauseTime);   //update start time to reflect pause
  42 }