kc3-lang/angle/util/windows/WindowsTimer.h

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• Author : Austin Kinross
  Date : 2015-09-02 12:29:07
  Hash : 9f2fd2b4
  Message : Add WinrtWindow.cpp and WinRT version of angle_util Change-Id: If4ff4b966f5bd388d32c72a2d1bcf9cf29e6032d Reviewed-on: https://chromium-review.googlesource.com/297308 Reviewed-by: Geoff Lang <geofflang@chromium.org> Tested-by: Austin Kinross <aukinros@microsoft.com>

• util/windows/WindowsTimer.h

• //
  // Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  // WindowsTimer.h: Definition of a high precision timer class on Windows
  
  #ifndef UTIL_WINDOWS_TIMER_H
  #define UTIL_WINDOWS_TIMER_H
  
  #include <windows.h>
  
  #include "Timer.h"
  
  class WindowsTimer : public Timer
  {
    public:
      WindowsTimer();
  
      void start() override;
      void stop() override;
      double getElapsedTime() const override;
  
    private:
      bool mRunning;
      LONGLONG mStartTime;
      LONGLONG mStopTime;
  
      LONGLONG mFrequency;
  };
  
  #endif  // UTIL_WINDOWS_TIMER_H