timing.h

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#ifndef TIMING_H
#define TIMING_H

#include <itpp/itexports.h>

namespace itpp
{

class ITPP_EXPORT Timer
{
public:
  Timer();
  virtual ~Timer() { }
  void start(void);
  double stop(void);
  void reset(double t = 0.0);
  void tic(void);
  double toc(void);
  void toc_print(void);
  double get_time() const;

protected:
  virtual double get_current_time() const = 0;
  double start_time;
  double stop_time;
  double elapsed_time;
  bool running;
};

class ITPP_EXPORT CPU_Timer : public Timer
{
public:
  CPU_Timer() { }

protected:
  double get_current_time() const;
};

class ITPP_EXPORT Real_Timer : public Timer
{
public:
  Real_Timer() { }

protected:
  double get_current_time() const;
};

ITPP_EXPORT void tic();

ITPP_EXPORT double toc();

ITPP_EXPORT void toc_print();

ITPP_EXPORT void pause(double t = -1);

} // namespace itpp

#endif // #ifndef TIMING_H