internal void Flush()
{
if (Active)
{
PerfTime now = PerfTime.Now;
TotalTime += (now - StartTime);
StartTime = now;
}
}
internal void Resume()
{
if (_paused)
{
PerfTimeSpan pauseDelta = PerfTime.Now - _pauseStarted;
_lastFrameTime += pauseDelta;
_lastFpsTime += pauseDelta;
_paused = false;
}
}
internal GameTime()
{
_lastFrameTime = PerfTime.Now;
_lastFpsTime = _lastFrameTime;
}
internal void Pause()
{
if (!_paused)
{
_paused = true;
_pauseStarted = PerfTime.Now;
}
}
internal void UpdateFrame()
{
PerfTime thisFrameSnapshot = PerfTime.Now;
PerfTimeSpan timeDelta = thisFrameSnapshot - _lastFrameTime;
PerfTimeSpan fpsTimeDelta = thisFrameSnapshot - _lastFpsTime;
_frameCounter++;
_fpsFrameCounter++;
if (fpsTimeDelta.Seconds >= _fpsMeasureTimeFrame)
{
_fps = (_fpsFrameCounter) / (float)fpsTimeDelta.Seconds;
_fpsFrameCounter = 0;
_lastFpsTime = thisFrameSnapshot;
}
_frameTime = Math.Min((float)timeDelta.Seconds, MAX_TIME_DELTA);
_totalGameTime += _frameTime;
_lastFrameTime = thisFrameSnapshot;
}