Timer.h

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//============================================================================
//  Copyright (c) Kitware, Inc.
//  All rights reserved.
//  See LICENSE.txt for details.
//
//  This software is distributed WITHOUT ANY WARRANTY; without even
//  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
//  PURPOSE.  See the above copyright notice for more information.
//============================================================================
#ifndef vtk_m_cont_Timer_h
#define vtk_m_cont_Timer_h
 
#include <vtkm/cont/DeviceAdapterTag.h>
 
#include <vtkm/cont/vtkm_cont_export.h>
 
#include <memory>
 
namespace vtkm
{
namespace cont
{
namespace detail
{
struct EnabledDeviceTimerImpls;
}
 
class VTKM_CONT_EXPORT Timer
{
public:
  VTKM_CONT
  Timer();
 
  VTKM_CONT Timer(vtkm::cont::DeviceAdapterId device);
 
  VTKM_CONT ~Timer();
 
  VTKM_CONT void Reset();
 
  VTKM_CONT void Reset(vtkm::cont::DeviceAdapterId device);
 
  VTKM_CONT void Start();
 
  VTKM_CONT void Stop();
 
  VTKM_CONT bool Started() const;
 
  VTKM_CONT bool Stopped() const;
 
  VTKM_CONT bool Ready() const;
 
  VTKM_CONT
  vtkm::Float64 GetElapsedTime() const;
 
  VTKM_CONT vtkm::cont::DeviceAdapterId GetDevice() const { return this->Device; }
 
  VTKM_CONT void Synchronize() const;
 
private:
  VTKM_CONT Timer(const Timer&) = delete;
  VTKM_CONT void operator=(const Timer&) = delete;
 
  vtkm::cont::DeviceAdapterId Device;
  std::unique_ptr<detail::EnabledDeviceTimerImpls> Internal;
};
}
} // namespace vtkm::cont
 
#endif //vtk_m_cont_Timer_h