timeConverter.h

// Copyright 2009-2022 NTESS. Under the terms
// of Contract DE-NA0003525 with NTESS, the U.S.
// Government retains certain rights in this software.
//
// Copyright (c) 2009-2022, NTESS
// All rights reserved.
//
// This file is part of the SST software package. For license
// information, see the LICENSE file in the top level directory of the
// distribution.
 
#ifndef SST_CORE_TIMECONVERTER_H
#define SST_CORE_TIMECONVERTER_H
 
#include "sst/core/sst_types.h"
#include "sst/core/unitAlgebra.h"
 
namespace SST {
 
class TimeLord;
 
/**
   A class to convert between a component's view of time and the
   core's view of time.
*/
class TimeConverter
{
 
    friend class TimeLord;
 
public:
    /**
       Converts from the component's view to the core's view of time.
       \param time time to convert to core time
     */
    SimTime_t convertToCoreTime(SimTime_t time) const { return time * factor; }
 
    /**
       Converts from the core's view to the components's view of time.
       The result is truncated, not rounded.
       \param time time to convert from core time
     */
    SimTime_t convertFromCoreTime(SimTime_t time) const { return time / factor; }
 
    /**
     * Return the factor used for conversions with Core Time
     */
    SimTime_t getFactor() const { return factor; }
 
    /**
       Return the period represented by this TimeConverter as a
       UnitAlgebra
     */
    UnitAlgebra getPeriod() const; // Implemented in timeLord.cc
 
private:
    /**
       Factor for converting between core and component time
    */
    SimTime_t factor;
 
    TimeConverter(SimTime_t fact) { factor = fact; }
 
    ~TimeConverter() {}
 
    TimeConverter() {} // Only needed to simplify serialization
};
 
} // namespace SST
 
#endif // SST_CORE_TIMECONVERTER_H